Merge branch 'drm-intel-next' of git://people.freedesktop.org/~keithp/linux into drm-core-next
* 'drm-intel-next' of git://people.freedesktop.org/~keithp/linux:
drm/i915: Dumb down the semaphore logic
drm/i915: pass ELD to HDMI/DP audio driver
drm: support routines for HDMI/DP ELD
drm/i915: Enable dither whenever display bpc < frame buffer bpc
drm/i915: Enable dither whenever display bpc < frame buffer bpc
diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index b493663..e405e61 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -158,3 +158,5 @@
help
Choose this option if you have a Savage3D/4/SuperSavage/Pro/Twister
chipset. If M is selected the module will be called savage.
+
+source "drivers/gpu/drm/exynos/Kconfig"
\ No newline at end of file
diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile
index 89cf05a..c0496f6 100644
--- a/drivers/gpu/drm/Makefile
+++ b/drivers/gpu/drm/Makefile
@@ -35,4 +35,5 @@
obj-$(CONFIG_DRM_VMWGFX)+= vmwgfx/
obj-$(CONFIG_DRM_VIA) +=via/
obj-$(CONFIG_DRM_NOUVEAU) +=nouveau/
+obj-$(CONFIG_DRM_EXYNOS) +=exynos/
obj-y += i2c/
diff --git a/drivers/gpu/drm/exynos/Kconfig b/drivers/gpu/drm/exynos/Kconfig
new file mode 100644
index 0000000..847466a
--- /dev/null
+++ b/drivers/gpu/drm/exynos/Kconfig
@@ -0,0 +1,20 @@
+config DRM_EXYNOS
+ tristate "DRM Support for Samsung SoC EXYNOS Series"
+ depends on DRM && PLAT_SAMSUNG
+ default n
+ select DRM_KMS_HELPER
+ select FB_CFB_FILLRECT
+ select FB_CFB_COPYAREA
+ select FB_CFB_IMAGEBLIT
+ select VT_HW_CONSOLE_BINDING if FRAMEBUFFER_CONSOLE
+ help
+ Choose this option if you have a Samsung SoC EXYNOS chipset.
+ If M is selected the module will be called exynosdrm.
+
+config DRM_EXYNOS_FIMD
+ tristate "Exynos DRM FIMD"
+ depends on DRM_EXYNOS
+ default n
+ help
+ Choose this option if you want to use Exynos FIMD for DRM.
+ If M is selected, the module will be called exynos_drm_fimd
diff --git a/drivers/gpu/drm/exynos/Makefile b/drivers/gpu/drm/exynos/Makefile
new file mode 100644
index 0000000..0496d3f
--- /dev/null
+++ b/drivers/gpu/drm/exynos/Makefile
@@ -0,0 +1,11 @@
+#
+# Makefile for the drm device driver. This driver provides support for the
+# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
+
+ccflags-y := -Iinclude/drm -Idrivers/gpu/drm/exynos
+exynosdrm-y := exynos_drm_drv.o exynos_drm_encoder.o exynos_drm_connector.o \
+ exynos_drm_crtc.o exynos_drm_fbdev.o exynos_drm_fb.o \
+ exynos_drm_buf.o exynos_drm_gem.o exynos_drm_core.o
+
+obj-$(CONFIG_DRM_EXYNOS) += exynosdrm.o
+obj-$(CONFIG_DRM_EXYNOS_FIMD) += exynos_drm_fimd.o
diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.c b/drivers/gpu/drm/exynos/exynos_drm_buf.c
new file mode 100644
index 0000000..6f8afea
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_buf.c
@@ -0,0 +1,110 @@
+/* exynos_drm_buf.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Author: Inki Dae <inki.dae@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "drmP.h"
+#include "drm.h"
+
+#include "exynos_drm_drv.h"
+#include "exynos_drm_buf.h"
+
+static DEFINE_MUTEX(exynos_drm_buf_lock);
+
+static int lowlevel_buffer_allocate(struct drm_device *dev,
+ struct exynos_drm_buf_entry *entry)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ entry->vaddr = dma_alloc_writecombine(dev->dev, entry->size,
+ (dma_addr_t *)&entry->paddr, GFP_KERNEL);
+ if (!entry->paddr) {
+ DRM_ERROR("failed to allocate buffer.\n");
+ return -ENOMEM;
+ }
+
+ DRM_DEBUG_KMS("allocated : vaddr(0x%x), paddr(0x%x), size(0x%x)\n",
+ (unsigned int)entry->vaddr, entry->paddr, entry->size);
+
+ return 0;
+}
+
+static void lowlevel_buffer_deallocate(struct drm_device *dev,
+ struct exynos_drm_buf_entry *entry)
+{
+ DRM_DEBUG_KMS("%s.\n", __FILE__);
+
+ if (entry->paddr && entry->vaddr && entry->size)
+ dma_free_writecombine(dev->dev, entry->size, entry->vaddr,
+ entry->paddr);
+ else
+ DRM_DEBUG_KMS("entry data is null.\n");
+}
+
+struct exynos_drm_buf_entry *exynos_drm_buf_create(struct drm_device *dev,
+ unsigned int size)
+{
+ struct exynos_drm_buf_entry *entry;
+
+ DRM_DEBUG_KMS("%s.\n", __FILE__);
+
+ entry = kzalloc(sizeof(*entry), GFP_KERNEL);
+ if (!entry) {
+ DRM_ERROR("failed to allocate exynos_drm_buf_entry.\n");
+ return ERR_PTR(-ENOMEM);
+ }
+
+ entry->size = size;
+
+ /*
+ * allocate memory region with size and set the memory information
+ * to vaddr and paddr of a entry object.
+ */
+ if (lowlevel_buffer_allocate(dev, entry) < 0) {
+ kfree(entry);
+ entry = NULL;
+ return ERR_PTR(-ENOMEM);
+ }
+
+ return entry;
+}
+
+void exynos_drm_buf_destroy(struct drm_device *dev,
+ struct exynos_drm_buf_entry *entry)
+{
+ DRM_DEBUG_KMS("%s.\n", __FILE__);
+
+ if (!entry) {
+ DRM_DEBUG_KMS("entry is null.\n");
+ return;
+ }
+
+ lowlevel_buffer_deallocate(dev, entry);
+
+ kfree(entry);
+ entry = NULL;
+}
+
+MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>");
+MODULE_DESCRIPTION("Samsung SoC DRM Buffer Management Module");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.h b/drivers/gpu/drm/exynos/exynos_drm_buf.h
new file mode 100644
index 0000000..9b1f0fb
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_buf.h
@@ -0,0 +1,50 @@
+/* exynos_drm_buf.h
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Author: Inki Dae <inki.dae@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _EXYNOS_DRM_BUF_H_
+#define _EXYNOS_DRM_BUF_H_
+
+/*
+ * exynos drm buffer entry structure.
+ *
+ * @paddr: physical address of allocated memory.
+ * @vaddr: kernel virtual address of allocated memory.
+ * @size: size of allocated memory.
+ */
+struct exynos_drm_buf_entry {
+ dma_addr_t paddr;
+ void __iomem *vaddr;
+ unsigned int size;
+};
+
+/* allocate physical memory. */
+struct exynos_drm_buf_entry *exynos_drm_buf_create(struct drm_device *dev,
+ unsigned int size);
+
+/* remove allocated physical memory. */
+void exynos_drm_buf_destroy(struct drm_device *dev,
+ struct exynos_drm_buf_entry *entry);
+
+#endif
diff --git a/drivers/gpu/drm/exynos/exynos_drm_connector.c b/drivers/gpu/drm/exynos/exynos_drm_connector.c
new file mode 100644
index 0000000..985d9e7
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_connector.c
@@ -0,0 +1,293 @@
+/*
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Authors:
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "drmP.h"
+#include "drm_crtc_helper.h"
+
+#include "exynos_drm_drv.h"
+#include "exynos_drm_encoder.h"
+
+#define MAX_EDID 256
+#define to_exynos_connector(x) container_of(x, struct exynos_drm_connector,\
+ drm_connector)
+
+struct exynos_drm_connector {
+ struct drm_connector drm_connector;
+};
+
+/* convert exynos_video_timings to drm_display_mode */
+static inline void
+convert_to_display_mode(struct drm_display_mode *mode,
+ struct fb_videomode *timing)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ mode->clock = timing->pixclock / 1000;
+
+ mode->hdisplay = timing->xres;
+ mode->hsync_start = mode->hdisplay + timing->left_margin;
+ mode->hsync_end = mode->hsync_start + timing->hsync_len;
+ mode->htotal = mode->hsync_end + timing->right_margin;
+
+ mode->vdisplay = timing->yres;
+ mode->vsync_start = mode->vdisplay + timing->upper_margin;
+ mode->vsync_end = mode->vsync_start + timing->vsync_len;
+ mode->vtotal = mode->vsync_end + timing->lower_margin;
+}
+
+/* convert drm_display_mode to exynos_video_timings */
+static inline void
+convert_to_video_timing(struct fb_videomode *timing,
+ struct drm_display_mode *mode)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ memset(timing, 0, sizeof(*timing));
+
+ timing->pixclock = mode->clock * 1000;
+ timing->refresh = mode->vrefresh;
+
+ timing->xres = mode->hdisplay;
+ timing->left_margin = mode->hsync_start - mode->hdisplay;
+ timing->hsync_len = mode->hsync_end - mode->hsync_start;
+ timing->right_margin = mode->htotal - mode->hsync_end;
+
+ timing->yres = mode->vdisplay;
+ timing->upper_margin = mode->vsync_start - mode->vdisplay;
+ timing->vsync_len = mode->vsync_end - mode->vsync_start;
+ timing->lower_margin = mode->vtotal - mode->vsync_end;
+
+ if (mode->flags & DRM_MODE_FLAG_INTERLACE)
+ timing->vmode = FB_VMODE_INTERLACED;
+ else
+ timing->vmode = FB_VMODE_NONINTERLACED;
+
+ if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
+ timing->vmode |= FB_VMODE_DOUBLE;
+}
+
+static int exynos_drm_connector_get_modes(struct drm_connector *connector)
+{
+ struct exynos_drm_manager *manager =
+ exynos_drm_get_manager(connector->encoder);
+ struct exynos_drm_display *display = manager->display;
+ unsigned int count;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ if (!display) {
+ DRM_DEBUG_KMS("display is null.\n");
+ return 0;
+ }
+
+ /*
+ * if get_edid() exists then get_edid() callback of hdmi side
+ * is called to get edid data through i2c interface else
+ * get timing from the FIMD driver(display controller).
+ *
+ * P.S. in case of lcd panel, count is always 1 if success
+ * because lcd panel has only one mode.
+ */
+ if (display->get_edid) {
+ int ret;
+ void *edid;
+
+ edid = kzalloc(MAX_EDID, GFP_KERNEL);
+ if (!edid) {
+ DRM_ERROR("failed to allocate edid\n");
+ return 0;
+ }
+
+ ret = display->get_edid(manager->dev, connector,
+ edid, MAX_EDID);
+ if (ret < 0) {
+ DRM_ERROR("failed to get edid data.\n");
+ kfree(edid);
+ edid = NULL;
+ return 0;
+ }
+
+ drm_mode_connector_update_edid_property(connector, edid);
+ count = drm_add_edid_modes(connector, edid);
+
+ kfree(connector->display_info.raw_edid);
+ connector->display_info.raw_edid = edid;
+ } else {
+ struct drm_display_mode *mode = drm_mode_create(connector->dev);
+ struct fb_videomode *timing;
+
+ if (display->get_timing)
+ timing = display->get_timing(manager->dev);
+ else {
+ drm_mode_destroy(connector->dev, mode);
+ return 0;
+ }
+
+ convert_to_display_mode(mode, timing);
+
+ mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
+ drm_mode_set_name(mode);
+ drm_mode_probed_add(connector, mode);
+
+ count = 1;
+ }
+
+ return count;
+}
+
+static int exynos_drm_connector_mode_valid(struct drm_connector *connector,
+ struct drm_display_mode *mode)
+{
+ struct exynos_drm_manager *manager =
+ exynos_drm_get_manager(connector->encoder);
+ struct exynos_drm_display *display = manager->display;
+ struct fb_videomode timing;
+ int ret = MODE_BAD;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ convert_to_video_timing(&timing, mode);
+
+ if (display && display->check_timing)
+ if (!display->check_timing(manager->dev, (void *)&timing))
+ ret = MODE_OK;
+
+ return ret;
+}
+
+struct drm_encoder *exynos_drm_best_encoder(struct drm_connector *connector)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ return connector->encoder;
+}
+
+static struct drm_connector_helper_funcs exynos_connector_helper_funcs = {
+ .get_modes = exynos_drm_connector_get_modes,
+ .mode_valid = exynos_drm_connector_mode_valid,
+ .best_encoder = exynos_drm_best_encoder,
+};
+
+/* get detection status of display device. */
+static enum drm_connector_status
+exynos_drm_connector_detect(struct drm_connector *connector, bool force)
+{
+ struct exynos_drm_manager *manager =
+ exynos_drm_get_manager(connector->encoder);
+ struct exynos_drm_display *display = manager->display;
+ enum drm_connector_status status = connector_status_disconnected;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ if (display && display->is_connected) {
+ if (display->is_connected(manager->dev))
+ status = connector_status_connected;
+ else
+ status = connector_status_disconnected;
+ }
+
+ return status;
+}
+
+static void exynos_drm_connector_destroy(struct drm_connector *connector)
+{
+ struct exynos_drm_connector *exynos_connector =
+ to_exynos_connector(connector);
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ drm_sysfs_connector_remove(connector);
+ drm_connector_cleanup(connector);
+ kfree(exynos_connector);
+}
+
+static struct drm_connector_funcs exynos_connector_funcs = {
+ .dpms = drm_helper_connector_dpms,
+ .fill_modes = drm_helper_probe_single_connector_modes,
+ .detect = exynos_drm_connector_detect,
+ .destroy = exynos_drm_connector_destroy,
+};
+
+struct drm_connector *exynos_drm_connector_create(struct drm_device *dev,
+ struct drm_encoder *encoder)
+{
+ struct exynos_drm_connector *exynos_connector;
+ struct exynos_drm_manager *manager = exynos_drm_get_manager(encoder);
+ struct drm_connector *connector;
+ int type;
+ int err;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ exynos_connector = kzalloc(sizeof(*exynos_connector), GFP_KERNEL);
+ if (!exynos_connector) {
+ DRM_ERROR("failed to allocate connector\n");
+ return NULL;
+ }
+
+ connector = &exynos_connector->drm_connector;
+
+ switch (manager->display->type) {
+ case EXYNOS_DISPLAY_TYPE_HDMI:
+ type = DRM_MODE_CONNECTOR_HDMIA;
+ break;
+ default:
+ type = DRM_MODE_CONNECTOR_Unknown;
+ break;
+ }
+
+ drm_connector_init(dev, connector, &exynos_connector_funcs, type);
+ drm_connector_helper_add(connector, &exynos_connector_helper_funcs);
+
+ err = drm_sysfs_connector_add(connector);
+ if (err)
+ goto err_connector;
+
+ connector->encoder = encoder;
+ err = drm_mode_connector_attach_encoder(connector, encoder);
+ if (err) {
+ DRM_ERROR("failed to attach a connector to a encoder\n");
+ goto err_sysfs;
+ }
+
+ DRM_DEBUG_KMS("connector has been created\n");
+
+ return connector;
+
+err_sysfs:
+ drm_sysfs_connector_remove(connector);
+err_connector:
+ drm_connector_cleanup(connector);
+ kfree(exynos_connector);
+ return NULL;
+}
+
+MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>");
+MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>");
+MODULE_AUTHOR("Seung-Woo Kim <sw0312.kim@samsung.com>");
+MODULE_DESCRIPTION("Samsung SoC DRM Connector Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/exynos/exynos_drm_connector.h b/drivers/gpu/drm/exynos/exynos_drm_connector.h
new file mode 100644
index 0000000..1c7b2b5
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_connector.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Authors:
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _EXYNOS_DRM_CONNECTOR_H_
+#define _EXYNOS_DRM_CONNECTOR_H_
+
+struct drm_connector *exynos_drm_connector_create(struct drm_device *dev,
+ struct drm_encoder *encoder);
+
+#endif
diff --git a/drivers/gpu/drm/exynos/exynos_drm_core.c b/drivers/gpu/drm/exynos/exynos_drm_core.c
new file mode 100644
index 0000000..edb0ee1
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_core.c
@@ -0,0 +1,272 @@
+/* exynos_drm_core.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Author:
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "drmP.h"
+#include "exynos_drm_drv.h"
+#include "exynos_drm_encoder.h"
+#include "exynos_drm_connector.h"
+#include "exynos_drm_fbdev.h"
+
+static DEFINE_MUTEX(exynos_drm_mutex);
+static LIST_HEAD(exynos_drm_subdrv_list);
+static struct drm_device *drm_dev;
+
+static int exynos_drm_subdrv_probe(struct drm_device *dev,
+ struct exynos_drm_subdrv *subdrv)
+{
+ struct drm_encoder *encoder;
+ struct drm_connector *connector;
+
+ DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+ if (subdrv->probe) {
+ int ret;
+
+ /*
+ * this probe callback would be called by sub driver
+ * after setting of all resources to this sub driver,
+ * such as clock, irq and register map are done or by load()
+ * of exynos drm driver.
+ *
+ * P.S. note that this driver is considered for modularization.
+ */
+ ret = subdrv->probe(dev);
+ if (ret)
+ return ret;
+ }
+
+ /* create and initialize a encoder for this sub driver. */
+ encoder = exynos_drm_encoder_create(dev, &subdrv->manager,
+ (1 << MAX_CRTC) - 1);
+ if (!encoder) {
+ DRM_ERROR("failed to create encoder\n");
+ return -EFAULT;
+ }
+
+ /*
+ * create and initialize a connector for this sub driver and
+ * attach the encoder created above to the connector.
+ */
+ connector = exynos_drm_connector_create(dev, encoder);
+ if (!connector) {
+ DRM_ERROR("failed to create connector\n");
+ encoder->funcs->destroy(encoder);
+ return -EFAULT;
+ }
+
+ subdrv->encoder = encoder;
+ subdrv->connector = connector;
+
+ return 0;
+}
+
+static void exynos_drm_subdrv_remove(struct drm_device *dev,
+ struct exynos_drm_subdrv *subdrv)
+{
+ DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+ if (subdrv->remove)
+ subdrv->remove(dev);
+
+ if (subdrv->encoder) {
+ struct drm_encoder *encoder = subdrv->encoder;
+ encoder->funcs->destroy(encoder);
+ subdrv->encoder = NULL;
+ }
+
+ if (subdrv->connector) {
+ struct drm_connector *connector = subdrv->connector;
+ connector->funcs->destroy(connector);
+ subdrv->connector = NULL;
+ }
+}
+
+int exynos_drm_device_register(struct drm_device *dev)
+{
+ struct exynos_drm_subdrv *subdrv, *n;
+ int err;
+
+ DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+ if (!dev)
+ return -EINVAL;
+
+ if (drm_dev) {
+ DRM_ERROR("Already drm device were registered\n");
+ return -EBUSY;
+ }
+
+ mutex_lock(&exynos_drm_mutex);
+ list_for_each_entry_safe(subdrv, n, &exynos_drm_subdrv_list, list) {
+ err = exynos_drm_subdrv_probe(dev, subdrv);
+ if (err) {
+ DRM_DEBUG("exynos drm subdrv probe failed.\n");
+ list_del(&subdrv->list);
+ }
+ }
+
+ drm_dev = dev;
+ mutex_unlock(&exynos_drm_mutex);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(exynos_drm_device_register);
+
+int exynos_drm_device_unregister(struct drm_device *dev)
+{
+ struct exynos_drm_subdrv *subdrv;
+
+ DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+ if (!dev || dev != drm_dev) {
+ WARN(1, "Unexpected drm device unregister!\n");
+ return -EINVAL;
+ }
+
+ mutex_lock(&exynos_drm_mutex);
+ list_for_each_entry(subdrv, &exynos_drm_subdrv_list, list)
+ exynos_drm_subdrv_remove(dev, subdrv);
+
+ drm_dev = NULL;
+ mutex_unlock(&exynos_drm_mutex);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(exynos_drm_device_unregister);
+
+static int exynos_drm_mode_group_reinit(struct drm_device *dev)
+{
+ struct drm_mode_group *group = &dev->primary->mode_group;
+ uint32_t *id_list = group->id_list;
+ int ret;
+
+ DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+ ret = drm_mode_group_init_legacy_group(dev, group);
+ if (ret < 0)
+ return ret;
+
+ kfree(id_list);
+ return 0;
+}
+
+int exynos_drm_subdrv_register(struct exynos_drm_subdrv *subdrv)
+{
+ int err;
+
+ DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+ if (!subdrv)
+ return -EINVAL;
+
+ mutex_lock(&exynos_drm_mutex);
+ if (drm_dev) {
+ err = exynos_drm_subdrv_probe(drm_dev, subdrv);
+ if (err) {
+ DRM_ERROR("failed to probe exynos drm subdrv\n");
+ mutex_unlock(&exynos_drm_mutex);
+ return err;
+ }
+
+ /*
+ * if any specific driver such as fimd or hdmi driver called
+ * exynos_drm_subdrv_register() later than drm_load(),
+ * the fb helper should be re-initialized and re-configured.
+ */
+ err = exynos_drm_fbdev_reinit(drm_dev);
+ if (err) {
+ DRM_ERROR("failed to reinitialize exynos drm fbdev\n");
+ exynos_drm_subdrv_remove(drm_dev, subdrv);
+ mutex_unlock(&exynos_drm_mutex);
+ return err;
+ }
+
+ err = exynos_drm_mode_group_reinit(drm_dev);
+ if (err) {
+ DRM_ERROR("failed to reinitialize mode group\n");
+ exynos_drm_fbdev_fini(drm_dev);
+ exynos_drm_subdrv_remove(drm_dev, subdrv);
+ mutex_unlock(&exynos_drm_mutex);
+ return err;
+ }
+ }
+
+ subdrv->drm_dev = drm_dev;
+
+ list_add_tail(&subdrv->list, &exynos_drm_subdrv_list);
+ mutex_unlock(&exynos_drm_mutex);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(exynos_drm_subdrv_register);
+
+int exynos_drm_subdrv_unregister(struct exynos_drm_subdrv *subdrv)
+{
+ int ret = -EFAULT;
+
+ DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+ if (!subdrv) {
+ DRM_DEBUG("Unexpected exynos drm subdrv unregister!\n");
+ return ret;
+ }
+
+ mutex_lock(&exynos_drm_mutex);
+ if (drm_dev) {
+ exynos_drm_subdrv_remove(drm_dev, subdrv);
+ list_del(&subdrv->list);
+
+ /*
+ * fb helper should be updated once a sub driver is released
+ * to re-configure crtc and connector and also to re-setup
+ * drm framebuffer.
+ */
+ ret = exynos_drm_fbdev_reinit(drm_dev);
+ if (ret < 0) {
+ DRM_ERROR("failed fb helper reinit.\n");
+ goto fail;
+ }
+
+ ret = exynos_drm_mode_group_reinit(drm_dev);
+ if (ret < 0) {
+ DRM_ERROR("failed drm mode group reinit.\n");
+ goto fail;
+ }
+ }
+
+fail:
+ mutex_unlock(&exynos_drm_mutex);
+ return ret;
+}
+EXPORT_SYMBOL_GPL(exynos_drm_subdrv_unregister);
+
+MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>");
+MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>");
+MODULE_AUTHOR("Seung-Woo Kim <sw0312.kim@samsung.com>");
+MODULE_DESCRIPTION("Samsung SoC DRM Core Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
new file mode 100644
index 0000000..683ceb0
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
@@ -0,0 +1,344 @@
+/* exynos_drm_crtc.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Authors:
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "drmP.h"
+#include "drm_crtc_helper.h"
+
+#include "exynos_drm_drv.h"
+#include "exynos_drm_fb.h"
+#include "exynos_drm_encoder.h"
+
+#define to_exynos_crtc(x) container_of(x, struct exynos_drm_crtc,\
+ drm_crtc)
+
+/*
+ * @fb_x: horizontal position from framebuffer base
+ * @fb_y: vertical position from framebuffer base
+ * @base_x: horizontal position from screen base
+ * @base_y: vertical position from screen base
+ * @crtc_w: width of crtc
+ * @crtc_h: height of crtc
+ */
+struct exynos_drm_crtc_pos {
+ unsigned int fb_x;
+ unsigned int fb_y;
+ unsigned int base_x;
+ unsigned int base_y;
+ unsigned int crtc_w;
+ unsigned int crtc_h;
+};
+
+/*
+ * Exynos specific crtc structure.
+ *
+ * @drm_crtc: crtc object.
+ * @overlay: contain information common to display controller and hdmi and
+ * contents of this overlay object would be copied to sub driver size.
+ * @pipe: a crtc index created at load() with a new crtc object creation
+ * and the crtc object would be set to private->crtc array
+ * to get a crtc object corresponding to this pipe from private->crtc
+ * array when irq interrupt occured. the reason of using this pipe is that
+ * drm framework doesn't support multiple irq yet.
+ * we can refer to the crtc to current hardware interrupt occured through
+ * this pipe value.
+ */
+struct exynos_drm_crtc {
+ struct drm_crtc drm_crtc;
+ struct exynos_drm_overlay overlay;
+ unsigned int pipe;
+};
+
+void exynos_drm_crtc_apply(struct drm_crtc *crtc)
+{
+ struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
+ struct exynos_drm_overlay *overlay = &exynos_crtc->overlay;
+
+ exynos_drm_fn_encoder(crtc, overlay,
+ exynos_drm_encoder_crtc_mode_set);
+ exynos_drm_fn_encoder(crtc, NULL, exynos_drm_encoder_crtc_commit);
+}
+
+static void exynos_drm_overlay_update(struct exynos_drm_overlay *overlay,
+ struct drm_framebuffer *fb,
+ struct drm_display_mode *mode,
+ struct exynos_drm_crtc_pos *pos)
+{
+ struct exynos_drm_buffer_info buffer_info;
+ unsigned int actual_w = pos->crtc_w;
+ unsigned int actual_h = pos->crtc_h;
+ unsigned int hw_w;
+ unsigned int hw_h;
+
+ /* update buffer address of framebuffer. */
+ exynos_drm_fb_update_buf_off(fb, pos->fb_x, pos->fb_y, &buffer_info);
+ overlay->paddr = buffer_info.paddr;
+ overlay->vaddr = buffer_info.vaddr;
+
+ hw_w = mode->hdisplay - pos->base_x;
+ hw_h = mode->vdisplay - pos->base_y;
+
+ if (actual_w > hw_w)
+ actual_w = hw_w;
+ if (actual_h > hw_h)
+ actual_h = hw_h;
+
+ overlay->offset_x = pos->base_x;
+ overlay->offset_y = pos->base_y;
+ overlay->width = actual_w;
+ overlay->height = actual_h;
+ overlay->bpp = fb->bits_per_pixel;
+
+ DRM_DEBUG_KMS("overlay : offset_x/y(%d,%d), width/height(%d,%d)",
+ overlay->offset_x, overlay->offset_y,
+ overlay->width, overlay->height);
+
+ overlay->buf_offsize = fb->width - actual_w;
+ overlay->line_size = actual_w;
+}
+
+static int exynos_drm_crtc_update(struct drm_crtc *crtc)
+{
+ struct exynos_drm_crtc *exynos_crtc;
+ struct exynos_drm_overlay *overlay;
+ struct exynos_drm_crtc_pos pos;
+ struct drm_display_mode *mode = &crtc->mode;
+ struct drm_framebuffer *fb = crtc->fb;
+
+ if (!mode || !fb)
+ return -EINVAL;
+
+ exynos_crtc = to_exynos_crtc(crtc);
+ overlay = &exynos_crtc->overlay;
+
+ memset(&pos, 0, sizeof(struct exynos_drm_crtc_pos));
+ pos.fb_x = crtc->x;
+ pos.fb_y = crtc->y;
+ pos.crtc_w = fb->width - crtc->x;
+ pos.crtc_h = fb->height - crtc->y;
+
+ exynos_drm_overlay_update(overlay, crtc->fb, mode, &pos);
+
+ return 0;
+}
+
+static void exynos_drm_crtc_dpms(struct drm_crtc *crtc, int mode)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /* TODO */
+}
+
+static void exynos_drm_crtc_prepare(struct drm_crtc *crtc)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /* drm framework doesn't check NULL. */
+}
+
+static void exynos_drm_crtc_commit(struct drm_crtc *crtc)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /* drm framework doesn't check NULL. */
+}
+
+static bool
+exynos_drm_crtc_mode_fixup(struct drm_crtc *crtc,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /* drm framework doesn't check NULL */
+ return true;
+}
+
+static int
+exynos_drm_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode, int x, int y,
+ struct drm_framebuffer *old_fb)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ mode = adjusted_mode;
+
+ return exynos_drm_crtc_update(crtc);
+}
+
+static int exynos_drm_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,
+ struct drm_framebuffer *old_fb)
+{
+ int ret;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ ret = exynos_drm_crtc_update(crtc);
+ if (ret)
+ return ret;
+
+ exynos_drm_crtc_apply(crtc);
+
+ return ret;
+}
+
+static void exynos_drm_crtc_load_lut(struct drm_crtc *crtc)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+ /* drm framework doesn't check NULL */
+}
+
+static struct drm_crtc_helper_funcs exynos_crtc_helper_funcs = {
+ .dpms = exynos_drm_crtc_dpms,
+ .prepare = exynos_drm_crtc_prepare,
+ .commit = exynos_drm_crtc_commit,
+ .mode_fixup = exynos_drm_crtc_mode_fixup,
+ .mode_set = exynos_drm_crtc_mode_set,
+ .mode_set_base = exynos_drm_crtc_mode_set_base,
+ .load_lut = exynos_drm_crtc_load_lut,
+};
+
+static int exynos_drm_crtc_page_flip(struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_pending_vblank_event *event)
+{
+ struct drm_device *dev = crtc->dev;
+ struct exynos_drm_private *dev_priv = dev->dev_private;
+ struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
+ struct drm_framebuffer *old_fb = crtc->fb;
+ int ret = -EINVAL;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ mutex_lock(&dev->struct_mutex);
+
+ if (event && !dev_priv->pageflip_event) {
+ list_add_tail(&event->base.link,
+ &dev_priv->pageflip_event_list);
+
+ ret = drm_vblank_get(dev, exynos_crtc->pipe);
+ if (ret) {
+ DRM_DEBUG("failed to acquire vblank counter\n");
+ goto out;
+ }
+
+ crtc->fb = fb;
+ ret = exynos_drm_crtc_update(crtc);
+ if (ret) {
+ crtc->fb = old_fb;
+ drm_vblank_put(dev, exynos_crtc->pipe);
+ dev_priv->pageflip_event = false;
+
+ goto out;
+ }
+
+ dev_priv->pageflip_event = true;
+ }
+out:
+ mutex_unlock(&dev->struct_mutex);
+ return ret;
+}
+
+static void exynos_drm_crtc_destroy(struct drm_crtc *crtc)
+{
+ struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
+ struct exynos_drm_private *private = crtc->dev->dev_private;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ private->crtc[exynos_crtc->pipe] = NULL;
+
+ drm_crtc_cleanup(crtc);
+ kfree(exynos_crtc);
+}
+
+static struct drm_crtc_funcs exynos_crtc_funcs = {
+ .set_config = drm_crtc_helper_set_config,
+ .page_flip = exynos_drm_crtc_page_flip,
+ .destroy = exynos_drm_crtc_destroy,
+};
+
+struct exynos_drm_overlay *get_exynos_drm_overlay(struct drm_device *dev,
+ struct drm_crtc *crtc)
+{
+ struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
+
+ return &exynos_crtc->overlay;
+}
+
+int exynos_drm_crtc_create(struct drm_device *dev, unsigned int nr)
+{
+ struct exynos_drm_crtc *exynos_crtc;
+ struct exynos_drm_private *private = dev->dev_private;
+ struct drm_crtc *crtc;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ exynos_crtc = kzalloc(sizeof(*exynos_crtc), GFP_KERNEL);
+ if (!exynos_crtc) {
+ DRM_ERROR("failed to allocate exynos crtc\n");
+ return -ENOMEM;
+ }
+
+ exynos_crtc->pipe = nr;
+ crtc = &exynos_crtc->drm_crtc;
+
+ private->crtc[nr] = crtc;
+
+ drm_crtc_init(dev, crtc, &exynos_crtc_funcs);
+ drm_crtc_helper_add(crtc, &exynos_crtc_helper_funcs);
+
+ return 0;
+}
+
+int exynos_drm_crtc_enable_vblank(struct drm_device *dev, int crtc)
+{
+ struct exynos_drm_private *private = dev->dev_private;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ exynos_drm_fn_encoder(private->crtc[crtc], &crtc,
+ exynos_drm_enable_vblank);
+
+ return 0;
+}
+
+void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int crtc)
+{
+ struct exynos_drm_private *private = dev->dev_private;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ exynos_drm_fn_encoder(private->crtc[crtc], &crtc,
+ exynos_drm_disable_vblank);
+}
+
+MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>");
+MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>");
+MODULE_AUTHOR("Seung-Woo Kim <sw0312.kim@samsung.com>");
+MODULE_DESCRIPTION("Samsung SoC DRM CRTC Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.h b/drivers/gpu/drm/exynos/exynos_drm_crtc.h
new file mode 100644
index 0000000..452b62b
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.h
@@ -0,0 +1,39 @@
+/* exynos_drm_crtc.h
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Authors:
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _EXYNOS_DRM_CRTC_H_
+#define _EXYNOS_DRM_CRTC_H_
+
+struct exynos_drm_overlay *get_exynos_drm_overlay(struct drm_device *dev,
+ struct drm_crtc *crtc);
+void exynos_drm_crtc_apply(struct drm_crtc *crtc);
+int exynos_drm_crtc_create(struct drm_device *dev, unsigned int nr);
+int exynos_drm_crtc_enable_vblank(struct drm_device *dev, int crtc);
+void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int crtc);
+
+#endif
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c
new file mode 100644
index 0000000..a190348
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
@@ -0,0 +1,230 @@
+/*
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Authors:
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "drmP.h"
+#include "drm.h"
+
+#include <drm/exynos_drm.h>
+
+#include "exynos_drm_drv.h"
+#include "exynos_drm_crtc.h"
+#include "exynos_drm_fbdev.h"
+#include "exynos_drm_fb.h"
+#include "exynos_drm_gem.h"
+
+#define DRIVER_NAME "exynos-drm"
+#define DRIVER_DESC "Samsung SoC DRM"
+#define DRIVER_DATE "20110530"
+#define DRIVER_MAJOR 1
+#define DRIVER_MINOR 0
+
+static int exynos_drm_load(struct drm_device *dev, unsigned long flags)
+{
+ struct exynos_drm_private *private;
+ int ret;
+ int nr;
+
+ DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+ private = kzalloc(sizeof(struct exynos_drm_private), GFP_KERNEL);
+ if (!private) {
+ DRM_ERROR("failed to allocate private\n");
+ return -ENOMEM;
+ }
+
+ INIT_LIST_HEAD(&private->pageflip_event_list);
+ dev->dev_private = (void *)private;
+
+ drm_mode_config_init(dev);
+
+ exynos_drm_mode_config_init(dev);
+
+ /*
+ * EXYNOS4 is enough to have two CRTCs and each crtc would be used
+ * without dependency of hardware.
+ */
+ for (nr = 0; nr < MAX_CRTC; nr++) {
+ ret = exynos_drm_crtc_create(dev, nr);
+ if (ret)
+ goto err_crtc;
+ }
+
+ ret = drm_vblank_init(dev, MAX_CRTC);
+ if (ret)
+ goto err_crtc;
+
+ /*
+ * probe sub drivers such as display controller and hdmi driver,
+ * that were registered at probe() of platform driver
+ * to the sub driver and create encoder and connector for them.
+ */
+ ret = exynos_drm_device_register(dev);
+ if (ret)
+ goto err_vblank;
+
+ /*
+ * create and configure fb helper and also exynos specific
+ * fbdev object.
+ */
+ ret = exynos_drm_fbdev_init(dev);
+ if (ret) {
+ DRM_ERROR("failed to initialize drm fbdev\n");
+ goto err_drm_device;
+ }
+
+ return 0;
+
+err_drm_device:
+ exynos_drm_device_unregister(dev);
+err_vblank:
+ drm_vblank_cleanup(dev);
+err_crtc:
+ drm_mode_config_cleanup(dev);
+ kfree(private);
+
+ return ret;
+}
+
+static int exynos_drm_unload(struct drm_device *dev)
+{
+ DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+ exynos_drm_fbdev_fini(dev);
+ exynos_drm_device_unregister(dev);
+ drm_vblank_cleanup(dev);
+ drm_mode_config_cleanup(dev);
+ kfree(dev->dev_private);
+
+ dev->dev_private = NULL;
+
+ return 0;
+}
+
+static void exynos_drm_lastclose(struct drm_device *dev)
+{
+ DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+ exynos_drm_fbdev_restore_mode(dev);
+}
+
+static struct vm_operations_struct exynos_drm_gem_vm_ops = {
+ .fault = exynos_drm_gem_fault,
+ .open = drm_gem_vm_open,
+ .close = drm_gem_vm_close,
+};
+
+static struct drm_ioctl_desc exynos_ioctls[] = {
+ DRM_IOCTL_DEF_DRV(EXYNOS_GEM_CREATE, exynos_drm_gem_create_ioctl,
+ DRM_UNLOCKED | DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(EXYNOS_GEM_MAP_OFFSET,
+ exynos_drm_gem_map_offset_ioctl, DRM_UNLOCKED |
+ DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(EXYNOS_GEM_MMAP,
+ exynos_drm_gem_mmap_ioctl, DRM_UNLOCKED | DRM_AUTH),
+};
+
+static struct drm_driver exynos_drm_driver = {
+ .driver_features = DRIVER_HAVE_IRQ | DRIVER_BUS_PLATFORM |
+ DRIVER_MODESET | DRIVER_GEM,
+ .load = exynos_drm_load,
+ .unload = exynos_drm_unload,
+ .lastclose = exynos_drm_lastclose,
+ .get_vblank_counter = drm_vblank_count,
+ .enable_vblank = exynos_drm_crtc_enable_vblank,
+ .disable_vblank = exynos_drm_crtc_disable_vblank,
+ .gem_init_object = exynos_drm_gem_init_object,
+ .gem_free_object = exynos_drm_gem_free_object,
+ .gem_vm_ops = &exynos_drm_gem_vm_ops,
+ .dumb_create = exynos_drm_gem_dumb_create,
+ .dumb_map_offset = exynos_drm_gem_dumb_map_offset,
+ .dumb_destroy = exynos_drm_gem_dumb_destroy,
+ .ioctls = exynos_ioctls,
+ .fops = {
+ .owner = THIS_MODULE,
+ .open = drm_open,
+ .mmap = exynos_drm_gem_mmap,
+ .poll = drm_poll,
+ .read = drm_read,
+ .unlocked_ioctl = drm_ioctl,
+ .release = drm_release,
+ },
+ .name = DRIVER_NAME,
+ .desc = DRIVER_DESC,
+ .date = DRIVER_DATE,
+ .major = DRIVER_MAJOR,
+ .minor = DRIVER_MINOR,
+};
+
+static int exynos_drm_platform_probe(struct platform_device *pdev)
+{
+ DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+ exynos_drm_driver.num_ioctls = DRM_ARRAY_SIZE(exynos_ioctls);
+
+ return drm_platform_init(&exynos_drm_driver, pdev);
+}
+
+static int exynos_drm_platform_remove(struct platform_device *pdev)
+{
+ DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+ drm_platform_exit(&exynos_drm_driver, pdev);
+
+ return 0;
+}
+
+static struct platform_driver exynos_drm_platform_driver = {
+ .probe = exynos_drm_platform_probe,
+ .remove = __devexit_p(exynos_drm_platform_remove),
+ .driver = {
+ .owner = THIS_MODULE,
+ .name = DRIVER_NAME,
+ },
+};
+
+static int __init exynos_drm_init(void)
+{
+ DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+ return platform_driver_register(&exynos_drm_platform_driver);
+}
+
+static void __exit exynos_drm_exit(void)
+{
+ DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+ platform_driver_unregister(&exynos_drm_platform_driver);
+}
+
+module_init(exynos_drm_init);
+module_exit(exynos_drm_exit);
+
+MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>");
+MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>");
+MODULE_AUTHOR("Seung-Woo Kim <sw0312.kim@samsung.com>");
+MODULE_DESCRIPTION("Samsung SoC DRM Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h
new file mode 100644
index 0000000..832b650
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
@@ -0,0 +1,242 @@
+/* exynos_drm_drv.h
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Authors:
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _EXYNOS_DRM_DRV_H_
+#define _EXYNOS_DRM_DRV_H_
+
+#include "drm.h"
+
+#define MAX_CRTC 2
+
+struct drm_device;
+struct exynos_drm_overlay;
+struct drm_connector;
+
+/* this enumerates display type. */
+enum exynos_drm_output_type {
+ EXYNOS_DISPLAY_TYPE_NONE,
+ /* RGB or CPU Interface. */
+ EXYNOS_DISPLAY_TYPE_LCD,
+ /* HDMI Interface. */
+ EXYNOS_DISPLAY_TYPE_HDMI,
+};
+
+/*
+ * Exynos drm overlay ops structure.
+ *
+ * @mode_set: copy drm overlay info to hw specific overlay info.
+ * @commit: apply hardware specific overlay data to registers.
+ * @disable: disable hardware specific overlay.
+ */
+struct exynos_drm_overlay_ops {
+ void (*mode_set)(struct device *subdrv_dev,
+ struct exynos_drm_overlay *overlay);
+ void (*commit)(struct device *subdrv_dev);
+ void (*disable)(struct device *subdrv_dev);
+};
+
+/*
+ * Exynos drm common overlay structure.
+ *
+ * @offset_x: offset to x position.
+ * @offset_y: offset to y position.
+ * @width: window width.
+ * @height: window height.
+ * @bpp: pixel size.(in bit)
+ * @paddr: bus(accessed by dma) physical memory address to this overlay
+ * and this is physically continuous.
+ * @vaddr: virtual memory addresss to this overlay.
+ * @buf_off: start offset of framebuffer to be displayed.
+ * @buf_offsize: this value has result from
+ * (framebuffer width - display width) * bpp.
+ * @line_size: line size to this overlay memory in bytes.
+ * @default_win: a window to be enabled.
+ * @color_key: color key on or off.
+ * @index_color: if using color key feature then this value would be used
+ * as index color.
+ * @local_path: in case of lcd type, local path mode on or off.
+ * @transparency: transparency on or off.
+ * @activated: activated or not.
+ *
+ * this structure is common to exynos SoC and its contents would be copied
+ * to hardware specific overlay info.
+ */
+struct exynos_drm_overlay {
+ unsigned int offset_x;
+ unsigned int offset_y;
+ unsigned int width;
+ unsigned int height;
+ unsigned int bpp;
+ dma_addr_t paddr;
+ void __iomem *vaddr;
+ unsigned int buf_off;
+ unsigned int buf_offsize;
+ unsigned int line_size;
+
+ bool default_win;
+ bool color_key;
+ unsigned int index_color;
+ bool local_path;
+ bool transparency;
+ bool activated;
+};
+
+/*
+ * Exynos DRM Display Structure.
+ * - this structure is common to analog tv, digital tv and lcd panel.
+ *
+ * @type: one of exynos_DISPLAY_TYPE_LCD and HDMI.
+ * @is_connected: check for that display is connected or not.
+ * @get_edid: get edid modes from display driver.
+ * @get_timing: get timing object from display driver.
+ * @check_timing: check if timing is valid or not.
+ * @power_on: display device on or off.
+ */
+struct exynos_drm_display {
+ enum exynos_drm_output_type type;
+ bool (*is_connected)(struct device *dev);
+ int (*get_edid)(struct device *dev, struct drm_connector *connector,
+ u8 *edid, int len);
+ void *(*get_timing)(struct device *dev);
+ int (*check_timing)(struct device *dev, void *timing);
+ int (*power_on)(struct device *dev, int mode);
+};
+
+/*
+ * Exynos drm manager ops
+ *
+ * @mode_set: convert drm_display_mode to hw specific display mode and
+ * would be called by encoder->mode_set().
+ * @commit: set current hw specific display mode to hw.
+ * @enable_vblank: specific driver callback for enabling vblank interrupt.
+ * @disable_vblank: specific driver callback for disabling vblank interrupt.
+ */
+struct exynos_drm_manager_ops {
+ void (*mode_set)(struct device *subdrv_dev, void *mode);
+ void (*commit)(struct device *subdrv_dev);
+ int (*enable_vblank)(struct device *subdrv_dev);
+ void (*disable_vblank)(struct device *subdrv_dev);
+};
+
+/*
+ * Exynos drm common manager structure.
+ *
+ * @dev: pointer to device object for subdrv device driver.
+ * sub drivers such as display controller or hdmi driver,
+ * have their own device object.
+ * @ops: pointer to callbacks for exynos drm specific framebuffer.
+ * these callbacks should be set by specific drivers such fimd
+ * or hdmi driver and are used to control hardware global registers.
+ * @overlay_ops: pointer to callbacks for exynos drm specific framebuffer.
+ * these callbacks should be set by specific drivers such fimd
+ * or hdmi driver and are used to control hardware overlay reigsters.
+ * @display: pointer to callbacks for exynos drm specific framebuffer.
+ * these callbacks should be set by specific drivers such fimd
+ * or hdmi driver and are used to control display devices such as
+ * analog tv, digital tv and lcd panel and also get timing data for them.
+ */
+struct exynos_drm_manager {
+ struct device *dev;
+ int pipe;
+ struct exynos_drm_manager_ops *ops;
+ struct exynos_drm_overlay_ops *overlay_ops;
+ struct exynos_drm_display *display;
+};
+
+/*
+ * Exynos drm private structure.
+ */
+struct exynos_drm_private {
+ struct drm_fb_helper *fb_helper;
+
+ /* for pageflip */
+ struct list_head pageflip_event_list;
+ bool pageflip_event;
+
+ /*
+ * created crtc object would be contained at this array and
+ * this array is used to be aware of which crtc did it request vblank.
+ */
+ struct drm_crtc *crtc[MAX_CRTC];
+};
+
+/*
+ * Exynos drm sub driver structure.
+ *
+ * @list: sub driver has its own list object to register to exynos drm driver.
+ * @drm_dev: pointer to drm_device and this pointer would be set
+ * when sub driver calls exynos_drm_subdrv_register().
+ * @probe: this callback would be called by exynos drm driver after
+ * subdrv is registered to it.
+ * @remove: this callback is used to release resources created
+ * by probe callback.
+ * @manager: subdrv has its own manager to control a hardware appropriately
+ * and we can access a hardware drawing on this manager.
+ * @encoder: encoder object owned by this sub driver.
+ * @connector: connector object owned by this sub driver.
+ */
+struct exynos_drm_subdrv {
+ struct list_head list;
+ struct drm_device *drm_dev;
+
+ int (*probe)(struct drm_device *dev);
+ void (*remove)(struct drm_device *dev);
+
+ struct exynos_drm_manager manager;
+ struct drm_encoder *encoder;
+ struct drm_connector *connector;
+};
+
+/*
+ * this function calls a probe callback registered to sub driver list and
+ * create its own encoder and connector and then set drm_device object
+ * to global one.
+ */
+int exynos_drm_device_register(struct drm_device *dev);
+/*
+ * this function calls a remove callback registered to sub driver list and
+ * destroy its own encoder and connetor.
+ */
+int exynos_drm_device_unregister(struct drm_device *dev);
+
+/*
+ * this function would be called by sub drivers such as display controller
+ * or hdmi driver to register this sub driver object to exynos drm driver
+ * and when a sub driver is registered to exynos drm driver a probe callback
+ * of the sub driver is called and creates its own encoder and connector
+ * and then fb helper and drm mode group would be re-initialized.
+ */
+int exynos_drm_subdrv_register(struct exynos_drm_subdrv *drm_subdrv);
+
+/*
+ * this function removes subdrv list from exynos drm driver and fb helper
+ * and drm mode group would be re-initialized.
+ */
+int exynos_drm_subdrv_unregister(struct exynos_drm_subdrv *drm_subdrv);
+
+#endif
diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
new file mode 100644
index 0000000..7cf6fa8
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
@@ -0,0 +1,271 @@
+/* exynos_drm_encoder.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Authors:
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "drmP.h"
+#include "drm_crtc_helper.h"
+
+#include "exynos_drm_drv.h"
+#include "exynos_drm_crtc.h"
+#include "exynos_drm_encoder.h"
+
+#define to_exynos_encoder(x) container_of(x, struct exynos_drm_encoder,\
+ drm_encoder)
+
+/*
+ * exynos specific encoder structure.
+ *
+ * @drm_encoder: encoder object.
+ * @manager: specific encoder has its own manager to control a hardware
+ * appropriately and we can access a hardware drawing on this manager.
+ */
+struct exynos_drm_encoder {
+ struct drm_encoder drm_encoder;
+ struct exynos_drm_manager *manager;
+};
+
+static void exynos_drm_encoder_dpms(struct drm_encoder *encoder, int mode)
+{
+ struct drm_device *dev = encoder->dev;
+ struct drm_connector *connector;
+ struct exynos_drm_manager *manager = exynos_drm_get_manager(encoder);
+
+ DRM_DEBUG_KMS("%s, encoder dpms: %d\n", __FILE__, mode);
+
+ list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+ if (connector->encoder == encoder) {
+ struct exynos_drm_display *display = manager->display;
+
+ if (display && display->power_on)
+ display->power_on(manager->dev, mode);
+ }
+ }
+}
+
+static bool
+exynos_drm_encoder_mode_fixup(struct drm_encoder *encoder,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /* drm framework doesn't check NULL. */
+
+ return true;
+}
+
+static void exynos_drm_encoder_mode_set(struct drm_encoder *encoder,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ struct drm_device *dev = encoder->dev;
+ struct drm_connector *connector;
+ struct exynos_drm_manager *manager = exynos_drm_get_manager(encoder);
+ struct exynos_drm_manager_ops *manager_ops = manager->ops;
+ struct exynos_drm_overlay_ops *overlay_ops = manager->overlay_ops;
+ struct exynos_drm_overlay *overlay = get_exynos_drm_overlay(dev,
+ encoder->crtc);
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ mode = adjusted_mode;
+
+ list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+ if (connector->encoder == encoder) {
+ if (manager_ops && manager_ops->mode_set)
+ manager_ops->mode_set(manager->dev, mode);
+
+ if (overlay_ops && overlay_ops->mode_set)
+ overlay_ops->mode_set(manager->dev, overlay);
+ }
+ }
+}
+
+static void exynos_drm_encoder_prepare(struct drm_encoder *encoder)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /* drm framework doesn't check NULL. */
+}
+
+static void exynos_drm_encoder_commit(struct drm_encoder *encoder)
+{
+ struct exynos_drm_manager *manager = exynos_drm_get_manager(encoder);
+ struct exynos_drm_manager_ops *manager_ops = manager->ops;
+ struct exynos_drm_overlay_ops *overlay_ops = manager->overlay_ops;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ if (manager_ops && manager_ops->commit)
+ manager_ops->commit(manager->dev);
+
+ if (overlay_ops && overlay_ops->commit)
+ overlay_ops->commit(manager->dev);
+}
+
+static struct drm_crtc *
+exynos_drm_encoder_get_crtc(struct drm_encoder *encoder)
+{
+ return encoder->crtc;
+}
+
+static struct drm_encoder_helper_funcs exynos_encoder_helper_funcs = {
+ .dpms = exynos_drm_encoder_dpms,
+ .mode_fixup = exynos_drm_encoder_mode_fixup,
+ .mode_set = exynos_drm_encoder_mode_set,
+ .prepare = exynos_drm_encoder_prepare,
+ .commit = exynos_drm_encoder_commit,
+ .get_crtc = exynos_drm_encoder_get_crtc,
+};
+
+static void exynos_drm_encoder_destroy(struct drm_encoder *encoder)
+{
+ struct exynos_drm_encoder *exynos_encoder =
+ to_exynos_encoder(encoder);
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ exynos_encoder->manager->pipe = -1;
+
+ drm_encoder_cleanup(encoder);
+ encoder->dev->mode_config.num_encoder--;
+ kfree(exynos_encoder);
+}
+
+static struct drm_encoder_funcs exynos_encoder_funcs = {
+ .destroy = exynos_drm_encoder_destroy,
+};
+
+struct drm_encoder *
+exynos_drm_encoder_create(struct drm_device *dev,
+ struct exynos_drm_manager *manager,
+ unsigned int possible_crtcs)
+{
+ struct drm_encoder *encoder;
+ struct exynos_drm_encoder *exynos_encoder;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ if (!manager || !possible_crtcs)
+ return NULL;
+
+ if (!manager->dev)
+ return NULL;
+
+ exynos_encoder = kzalloc(sizeof(*exynos_encoder), GFP_KERNEL);
+ if (!exynos_encoder) {
+ DRM_ERROR("failed to allocate encoder\n");
+ return NULL;
+ }
+
+ exynos_encoder->manager = manager;
+ encoder = &exynos_encoder->drm_encoder;
+ encoder->possible_crtcs = possible_crtcs;
+
+ DRM_DEBUG_KMS("possible_crtcs = 0x%x\n", encoder->possible_crtcs);
+
+ drm_encoder_init(dev, encoder, &exynos_encoder_funcs,
+ DRM_MODE_ENCODER_TMDS);
+
+ drm_encoder_helper_add(encoder, &exynos_encoder_helper_funcs);
+
+ DRM_DEBUG_KMS("encoder has been created\n");
+
+ return encoder;
+}
+
+struct exynos_drm_manager *exynos_drm_get_manager(struct drm_encoder *encoder)
+{
+ return to_exynos_encoder(encoder)->manager;
+}
+
+void exynos_drm_fn_encoder(struct drm_crtc *crtc, void *data,
+ void (*fn)(struct drm_encoder *, void *))
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_encoder *encoder;
+
+ list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+ if (encoder->crtc != crtc)
+ continue;
+
+ fn(encoder, data);
+ }
+}
+
+void exynos_drm_enable_vblank(struct drm_encoder *encoder, void *data)
+{
+ struct exynos_drm_manager *manager =
+ to_exynos_encoder(encoder)->manager;
+ struct exynos_drm_manager_ops *manager_ops = manager->ops;
+ int crtc = *(int *)data;
+
+ if (manager->pipe == -1)
+ manager->pipe = crtc;
+
+ if (manager_ops->enable_vblank)
+ manager_ops->enable_vblank(manager->dev);
+}
+
+void exynos_drm_disable_vblank(struct drm_encoder *encoder, void *data)
+{
+ struct exynos_drm_manager *manager =
+ to_exynos_encoder(encoder)->manager;
+ struct exynos_drm_manager_ops *manager_ops = manager->ops;
+ int crtc = *(int *)data;
+
+ if (manager->pipe == -1)
+ manager->pipe = crtc;
+
+ if (manager_ops->disable_vblank)
+ manager_ops->disable_vblank(manager->dev);
+}
+
+void exynos_drm_encoder_crtc_commit(struct drm_encoder *encoder, void *data)
+{
+ struct exynos_drm_manager *manager =
+ to_exynos_encoder(encoder)->manager;
+ struct exynos_drm_overlay_ops *overlay_ops = manager->overlay_ops;
+
+ overlay_ops->commit(manager->dev);
+}
+
+void exynos_drm_encoder_crtc_mode_set(struct drm_encoder *encoder, void *data)
+{
+ struct exynos_drm_manager *manager =
+ to_exynos_encoder(encoder)->manager;
+ struct exynos_drm_overlay_ops *overlay_ops = manager->overlay_ops;
+ struct exynos_drm_overlay *overlay = data;
+
+ overlay_ops->mode_set(manager->dev, overlay);
+}
+
+MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>");
+MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>");
+MODULE_AUTHOR("Seung-Woo Kim <sw0312.kim@samsung.com>");
+MODULE_DESCRIPTION("Samsung SoC DRM Encoder Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.h b/drivers/gpu/drm/exynos/exynos_drm_encoder.h
new file mode 100644
index 0000000..5ecd645
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Authors:
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _EXYNOS_DRM_ENCODER_H_
+#define _EXYNOS_DRM_ENCODER_H_
+
+struct exynos_drm_manager;
+
+struct drm_encoder *exynos_drm_encoder_create(struct drm_device *dev,
+ struct exynos_drm_manager *mgr,
+ unsigned int possible_crtcs);
+struct exynos_drm_manager *
+exynos_drm_get_manager(struct drm_encoder *encoder);
+void exynos_drm_fn_encoder(struct drm_crtc *crtc, void *data,
+ void (*fn)(struct drm_encoder *, void *));
+void exynos_drm_enable_vblank(struct drm_encoder *encoder, void *data);
+void exynos_drm_disable_vblank(struct drm_encoder *encoder, void *data);
+void exynos_drm_encoder_crtc_commit(struct drm_encoder *encoder, void *data);
+void exynos_drm_encoder_crtc_mode_set(struct drm_encoder *encoder, void *data);
+
+#endif
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c b/drivers/gpu/drm/exynos/exynos_drm_fb.c
new file mode 100644
index 0000000..4505d90
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c
@@ -0,0 +1,271 @@
+/* exynos_drm_fb.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Authors:
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "drmP.h"
+#include "drm_crtc.h"
+#include "drm_crtc_helper.h"
+
+#include "exynos_drm_fb.h"
+#include "exynos_drm_buf.h"
+#include "exynos_drm_gem.h"
+
+#define to_exynos_fb(x) container_of(x, struct exynos_drm_fb, fb)
+
+/*
+ * exynos specific framebuffer structure.
+ *
+ * @fb: drm framebuffer obejct.
+ * @exynos_gem_obj: exynos specific gem object containing a gem object.
+ * @entry: pointer to exynos drm buffer entry object.
+ * - containing only the information to physically continuous memory
+ * region allocated at default framebuffer creation.
+ */
+struct exynos_drm_fb {
+ struct drm_framebuffer fb;
+ struct exynos_drm_gem_obj *exynos_gem_obj;
+ struct exynos_drm_buf_entry *entry;
+};
+
+static void exynos_drm_fb_destroy(struct drm_framebuffer *fb)
+{
+ struct exynos_drm_fb *exynos_fb = to_exynos_fb(fb);
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ drm_framebuffer_cleanup(fb);
+
+ /*
+ * default framebuffer has no gem object so
+ * a buffer of the default framebuffer should be released at here.
+ */
+ if (!exynos_fb->exynos_gem_obj && exynos_fb->entry)
+ exynos_drm_buf_destroy(fb->dev, exynos_fb->entry);
+
+ kfree(exynos_fb);
+ exynos_fb = NULL;
+}
+
+static int exynos_drm_fb_create_handle(struct drm_framebuffer *fb,
+ struct drm_file *file_priv,
+ unsigned int *handle)
+{
+ struct exynos_drm_fb *exynos_fb = to_exynos_fb(fb);
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ return drm_gem_handle_create(file_priv,
+ &exynos_fb->exynos_gem_obj->base, handle);
+}
+
+static int exynos_drm_fb_dirty(struct drm_framebuffer *fb,
+ struct drm_file *file_priv, unsigned flags,
+ unsigned color, struct drm_clip_rect *clips,
+ unsigned num_clips)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /* TODO */
+
+ return 0;
+}
+
+static struct drm_framebuffer_funcs exynos_drm_fb_funcs = {
+ .destroy = exynos_drm_fb_destroy,
+ .create_handle = exynos_drm_fb_create_handle,
+ .dirty = exynos_drm_fb_dirty,
+};
+
+static struct drm_framebuffer *
+exynos_drm_fb_init(struct drm_file *file_priv, struct drm_device *dev,
+ struct drm_mode_fb_cmd *mode_cmd)
+{
+ struct exynos_drm_fb *exynos_fb;
+ struct drm_framebuffer *fb;
+ struct exynos_drm_gem_obj *exynos_gem_obj = NULL;
+ struct drm_gem_object *obj;
+ unsigned int size;
+ int ret;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ mode_cmd->pitch = max(mode_cmd->pitch,
+ mode_cmd->width * (mode_cmd->bpp >> 3));
+
+ DRM_LOG_KMS("drm fb create(%dx%d)\n",
+ mode_cmd->width, mode_cmd->height);
+
+ exynos_fb = kzalloc(sizeof(*exynos_fb), GFP_KERNEL);
+ if (!exynos_fb) {
+ DRM_ERROR("failed to allocate exynos drm framebuffer.\n");
+ return ERR_PTR(-ENOMEM);
+ }
+
+ fb = &exynos_fb->fb;
+ ret = drm_framebuffer_init(dev, fb, &exynos_drm_fb_funcs);
+ if (ret) {
+ DRM_ERROR("failed to initialize framebuffer.\n");
+ goto err_init;
+ }
+
+ DRM_LOG_KMS("create: fb id: %d\n", fb->base.id);
+
+ size = mode_cmd->pitch * mode_cmd->height;
+
+ /*
+ * mode_cmd->handle could be NULL at booting time or
+ * with user request. if NULL, a new buffer or a gem object
+ * would be allocated.
+ */
+ if (!mode_cmd->handle) {
+ if (!file_priv) {
+ struct exynos_drm_buf_entry *entry;
+
+ /*
+ * in case that file_priv is NULL, it allocates
+ * only buffer and this buffer would be used
+ * for default framebuffer.
+ */
+ entry = exynos_drm_buf_create(dev, size);
+ if (IS_ERR(entry)) {
+ ret = PTR_ERR(entry);
+ goto err_buffer;
+ }
+
+ exynos_fb->entry = entry;
+
+ DRM_LOG_KMS("default fb: paddr = 0x%lx, size = 0x%x\n",
+ (unsigned long)entry->paddr, size);
+
+ goto out;
+ } else {
+ exynos_gem_obj = exynos_drm_gem_create(file_priv, dev,
+ size,
+ &mode_cmd->handle);
+ if (IS_ERR(exynos_gem_obj)) {
+ ret = PTR_ERR(exynos_gem_obj);
+ goto err_buffer;
+ }
+ }
+ } else {
+ obj = drm_gem_object_lookup(dev, file_priv, mode_cmd->handle);
+ if (!obj) {
+ DRM_ERROR("failed to lookup gem object.\n");
+ goto err_buffer;
+ }
+
+ exynos_gem_obj = to_exynos_gem_obj(obj);
+
+ drm_gem_object_unreference_unlocked(obj);
+ }
+
+ /*
+ * if got a exynos_gem_obj from either a handle or
+ * a new creation then exynos_fb->exynos_gem_obj is NULL
+ * so that default framebuffer has no its own gem object,
+ * only its own buffer object.
+ */
+ exynos_fb->entry = exynos_gem_obj->entry;
+
+ DRM_LOG_KMS("paddr = 0x%lx, size = 0x%x, gem object = 0x%x\n",
+ (unsigned long)exynos_fb->entry->paddr, size,
+ (unsigned int)&exynos_gem_obj->base);
+
+out:
+ exynos_fb->exynos_gem_obj = exynos_gem_obj;
+
+ drm_helper_mode_fill_fb_struct(fb, mode_cmd);
+
+ return fb;
+
+err_buffer:
+ drm_framebuffer_cleanup(fb);
+
+err_init:
+ kfree(exynos_fb);
+
+ return ERR_PTR(ret);
+}
+
+struct drm_framebuffer *exynos_drm_fb_create(struct drm_device *dev,
+ struct drm_file *file_priv,
+ struct drm_mode_fb_cmd *mode_cmd)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ return exynos_drm_fb_init(file_priv, dev, mode_cmd);
+}
+
+void exynos_drm_fb_update_buf_off(struct drm_framebuffer *fb,
+ unsigned int x, unsigned int y,
+ struct exynos_drm_buffer_info *info)
+{
+ struct exynos_drm_fb *exynos_fb = to_exynos_fb(fb);
+ struct exynos_drm_buf_entry *entry;
+ unsigned long offset;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ offset = x * (fb->bits_per_pixel >> 3);
+ offset += y * fb->pitch;
+
+ entry = exynos_fb->entry;
+
+ info->base_addr = entry->paddr;
+ info->vaddr = entry->vaddr + offset;
+ info->paddr = entry->paddr + offset;
+
+ DRM_DEBUG_KMS("updated vaddr = 0x%lx, paddr = 0x%lx, offset = 0x%x\n",
+ (unsigned long)info->vaddr, (unsigned long)info->paddr,
+ (unsigned int)offset);
+}
+
+static struct drm_mode_config_funcs exynos_drm_mode_config_funcs = {
+ .fb_create = exynos_drm_fb_create,
+};
+
+void exynos_drm_mode_config_init(struct drm_device *dev)
+{
+ dev->mode_config.min_width = 0;
+ dev->mode_config.min_height = 0;
+
+ /*
+ * set max width and height as default value(4096x4096).
+ * this value would be used to check framebuffer size limitation
+ * at drm_mode_addfb().
+ */
+ dev->mode_config.max_width = 4096;
+ dev->mode_config.max_height = 4096;
+
+ dev->mode_config.funcs = &exynos_drm_mode_config_funcs;
+}
+
+MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>");
+MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>");
+MODULE_AUTHOR("Seung-Woo Kim <sw0312.kim@samsung.com>");
+MODULE_DESCRIPTION("Samsung SoC DRM FB Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.h b/drivers/gpu/drm/exynos/exynos_drm_fb.h
new file mode 100644
index 0000000..eaa478a
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_fb.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Authors:
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _EXYNOS_DRM_FB_H_
+#define _EXYNOS_DRM_FB_H
+
+struct exynos_drm_buffer_info {
+ unsigned long base_addr;
+ dma_addr_t paddr;
+ void __iomem *vaddr;
+};
+
+void exynos_drm_fb_update_buf_off(struct drm_framebuffer *fb,
+ unsigned int x, unsigned int y,
+ struct exynos_drm_buffer_info *info);
+
+struct drm_framebuffer *exynos_drm_fb_create(struct drm_device *dev,
+ struct drm_file *filp,
+ struct drm_mode_fb_cmd *mode_cmd);
+
+void exynos_drm_mode_config_init(struct drm_device *dev);
+
+#endif
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
new file mode 100644
index 0000000..ac43bfc
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
@@ -0,0 +1,441 @@
+/* exynos_drm_fbdev.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Authors:
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "drmP.h"
+#include "drm_crtc.h"
+#include "drm_fb_helper.h"
+#include "drm_crtc_helper.h"
+
+#include "exynos_drm_drv.h"
+#include "exynos_drm_fb.h"
+
+#define MAX_CONNECTOR 4
+#define PREFERRED_BPP 32
+
+#define to_exynos_fbdev(x) container_of(x, struct exynos_drm_fbdev,\
+ drm_fb_helper)
+
+struct exynos_drm_fbdev {
+ struct drm_fb_helper drm_fb_helper;
+ struct drm_framebuffer *fb;
+};
+
+static int exynos_drm_fbdev_set_par(struct fb_info *info)
+{
+ struct fb_var_screeninfo *var = &info->var;
+
+ switch (var->bits_per_pixel) {
+ case 32:
+ case 24:
+ case 18:
+ case 16:
+ case 12:
+ info->fix.visual = FB_VISUAL_TRUECOLOR;
+ break;
+ case 1:
+ info->fix.visual = FB_VISUAL_MONO01;
+ break;
+ default:
+ info->fix.visual = FB_VISUAL_PSEUDOCOLOR;
+ break;
+ }
+
+ info->fix.line_length = (var->xres_virtual * var->bits_per_pixel) / 8;
+
+ return drm_fb_helper_set_par(info);
+}
+
+
+static struct fb_ops exynos_drm_fb_ops = {
+ .owner = THIS_MODULE,
+ .fb_fillrect = cfb_fillrect,
+ .fb_copyarea = cfb_copyarea,
+ .fb_imageblit = cfb_imageblit,
+ .fb_check_var = drm_fb_helper_check_var,
+ .fb_set_par = exynos_drm_fbdev_set_par,
+ .fb_blank = drm_fb_helper_blank,
+ .fb_pan_display = drm_fb_helper_pan_display,
+ .fb_setcmap = drm_fb_helper_setcmap,
+};
+
+static void exynos_drm_fbdev_update(struct drm_fb_helper *helper,
+ struct drm_framebuffer *fb,
+ unsigned int fb_width,
+ unsigned int fb_height)
+{
+ struct fb_info *fbi = helper->fbdev;
+ struct drm_device *dev = helper->dev;
+ struct exynos_drm_fbdev *exynos_fb = to_exynos_fbdev(helper);
+ struct exynos_drm_buffer_info buffer_info;
+ unsigned int size = fb_width * fb_height * (fb->bits_per_pixel >> 3);
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ exynos_fb->fb = fb;
+
+ drm_fb_helper_fill_fix(fbi, fb->pitch, fb->depth);
+ drm_fb_helper_fill_var(fbi, helper, fb_width, fb_height);
+
+ exynos_drm_fb_update_buf_off(fb, fbi->var.xoffset, fbi->var.yoffset,
+ &buffer_info);
+
+ dev->mode_config.fb_base = buffer_info.base_addr;
+
+ fbi->screen_base = buffer_info.vaddr;
+ fbi->screen_size = size;
+ fbi->fix.smem_start = buffer_info.paddr;
+ fbi->fix.smem_len = size;
+}
+
+static int exynos_drm_fbdev_create(struct drm_fb_helper *helper,
+ struct drm_fb_helper_surface_size *sizes)
+{
+ struct exynos_drm_fbdev *exynos_fbdev = to_exynos_fbdev(helper);
+ struct drm_device *dev = helper->dev;
+ struct fb_info *fbi;
+ struct drm_mode_fb_cmd mode_cmd = { 0 };
+ struct platform_device *pdev = dev->platformdev;
+ int ret;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ DRM_DEBUG_KMS("surface width(%d), height(%d) and bpp(%d\n",
+ sizes->surface_width, sizes->surface_height,
+ sizes->surface_bpp);
+
+ mode_cmd.width = sizes->surface_width;
+ mode_cmd.height = sizes->surface_height;
+ mode_cmd.bpp = sizes->surface_bpp;
+ mode_cmd.depth = sizes->surface_depth;
+
+ mutex_lock(&dev->struct_mutex);
+
+ fbi = framebuffer_alloc(0, &pdev->dev);
+ if (!fbi) {
+ DRM_ERROR("failed to allocate fb info.\n");
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ exynos_fbdev->fb = exynos_drm_fb_create(dev, NULL, &mode_cmd);
+ if (IS_ERR_OR_NULL(exynos_fbdev->fb)) {
+ DRM_ERROR("failed to create drm framebuffer.\n");
+ ret = PTR_ERR(exynos_fbdev->fb);
+ goto out;
+ }
+
+ helper->fb = exynos_fbdev->fb;
+ helper->fbdev = fbi;
+
+ fbi->par = helper;
+ fbi->flags = FBINFO_FLAG_DEFAULT;
+ fbi->fbops = &exynos_drm_fb_ops;
+
+ ret = fb_alloc_cmap(&fbi->cmap, 256, 0);
+ if (ret) {
+ DRM_ERROR("failed to allocate cmap.\n");
+ goto out;
+ }
+
+ exynos_drm_fbdev_update(helper, helper->fb, sizes->fb_width,
+ sizes->fb_height);
+
+/*
+ * if failed, all resources allocated above would be released by
+ * drm_mode_config_cleanup() when drm_load() had been called prior
+ * to any specific driver such as fimd or hdmi driver.
+ */
+out:
+ mutex_unlock(&dev->struct_mutex);
+ return ret;
+}
+
+static bool
+exynos_drm_fbdev_is_samefb(struct drm_framebuffer *fb,
+ struct drm_fb_helper_surface_size *sizes)
+{
+ if (fb->width != sizes->surface_width)
+ return false;
+ if (fb->height != sizes->surface_height)
+ return false;
+ if (fb->bits_per_pixel != sizes->surface_bpp)
+ return false;
+ if (fb->depth != sizes->surface_depth)
+ return false;
+
+ return true;
+}
+
+static int exynos_drm_fbdev_recreate(struct drm_fb_helper *helper,
+ struct drm_fb_helper_surface_size *sizes)
+{
+ struct drm_device *dev = helper->dev;
+ struct exynos_drm_fbdev *exynos_fbdev = to_exynos_fbdev(helper);
+ struct drm_framebuffer *fb = exynos_fbdev->fb;
+ struct drm_mode_fb_cmd mode_cmd = { 0 };
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ if (helper->fb != fb) {
+ DRM_ERROR("drm framebuffer is different\n");
+ return -EINVAL;
+ }
+
+ if (exynos_drm_fbdev_is_samefb(fb, sizes))
+ return 0;
+
+ mode_cmd.width = sizes->surface_width;
+ mode_cmd.height = sizes->surface_height;
+ mode_cmd.bpp = sizes->surface_bpp;
+ mode_cmd.depth = sizes->surface_depth;
+
+ if (fb->funcs->destroy)
+ fb->funcs->destroy(fb);
+
+ exynos_fbdev->fb = exynos_drm_fb_create(dev, NULL, &mode_cmd);
+ if (IS_ERR(exynos_fbdev->fb)) {
+ DRM_ERROR("failed to allocate fb.\n");
+ return PTR_ERR(exynos_fbdev->fb);
+ }
+
+ helper->fb = exynos_fbdev->fb;
+ exynos_drm_fbdev_update(helper, helper->fb, sizes->fb_width,
+ sizes->fb_height);
+
+ return 0;
+}
+
+static int exynos_drm_fbdev_probe(struct drm_fb_helper *helper,
+ struct drm_fb_helper_surface_size *sizes)
+{
+ int ret = 0;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ if (!helper->fb) {
+ ret = exynos_drm_fbdev_create(helper, sizes);
+ if (ret < 0) {
+ DRM_ERROR("failed to create fbdev.\n");
+ return ret;
+ }
+
+ /*
+ * fb_helper expects a value more than 1 if succeed
+ * because register_framebuffer() should be called.
+ */
+ ret = 1;
+ } else {
+ ret = exynos_drm_fbdev_recreate(helper, sizes);
+ if (ret < 0) {
+ DRM_ERROR("failed to reconfigure fbdev\n");
+ return ret;
+ }
+ }
+
+ return ret;
+}
+
+static struct drm_fb_helper_funcs exynos_drm_fb_helper_funcs = {
+ .fb_probe = exynos_drm_fbdev_probe,
+};
+
+int exynos_drm_fbdev_init(struct drm_device *dev)
+{
+ struct exynos_drm_fbdev *fbdev;
+ struct exynos_drm_private *private = dev->dev_private;
+ struct drm_fb_helper *helper;
+ unsigned int num_crtc;
+ int ret;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ if (!dev->mode_config.num_crtc || !dev->mode_config.num_connector)
+ return 0;
+
+ fbdev = kzalloc(sizeof(*fbdev), GFP_KERNEL);
+ if (!fbdev) {
+ DRM_ERROR("failed to allocate drm fbdev.\n");
+ return -ENOMEM;
+ }
+
+ private->fb_helper = helper = &fbdev->drm_fb_helper;
+ helper->funcs = &exynos_drm_fb_helper_funcs;
+
+ num_crtc = dev->mode_config.num_crtc;
+
+ ret = drm_fb_helper_init(dev, helper, num_crtc, MAX_CONNECTOR);
+ if (ret < 0) {
+ DRM_ERROR("failed to initialize drm fb helper.\n");
+ goto err_init;
+ }
+
+ ret = drm_fb_helper_single_add_all_connectors(helper);
+ if (ret < 0) {
+ DRM_ERROR("failed to register drm_fb_helper_connector.\n");
+ goto err_setup;
+
+ }
+
+ ret = drm_fb_helper_initial_config(helper, PREFERRED_BPP);
+ if (ret < 0) {
+ DRM_ERROR("failed to set up hw configuration.\n");
+ goto err_setup;
+ }
+
+ return 0;
+
+err_setup:
+ drm_fb_helper_fini(helper);
+
+err_init:
+ private->fb_helper = NULL;
+ kfree(fbdev);
+
+ return ret;
+}
+
+static void exynos_drm_fbdev_destroy(struct drm_device *dev,
+ struct drm_fb_helper *fb_helper)
+{
+ struct drm_framebuffer *fb;
+
+ /* release drm framebuffer and real buffer */
+ if (fb_helper->fb && fb_helper->fb->funcs) {
+ fb = fb_helper->fb;
+ if (fb && fb->funcs->destroy)
+ fb->funcs->destroy(fb);
+ }
+
+ /* release linux framebuffer */
+ if (fb_helper->fbdev) {
+ struct fb_info *info;
+ int ret;
+
+ info = fb_helper->fbdev;
+ ret = unregister_framebuffer(info);
+ if (ret < 0)
+ DRM_DEBUG_KMS("failed unregister_framebuffer()\n");
+
+ if (info->cmap.len)
+ fb_dealloc_cmap(&info->cmap);
+
+ framebuffer_release(info);
+ }
+
+ drm_fb_helper_fini(fb_helper);
+}
+
+void exynos_drm_fbdev_fini(struct drm_device *dev)
+{
+ struct exynos_drm_private *private = dev->dev_private;
+ struct exynos_drm_fbdev *fbdev;
+
+ if (!private || !private->fb_helper)
+ return;
+
+ fbdev = to_exynos_fbdev(private->fb_helper);
+
+ exynos_drm_fbdev_destroy(dev, private->fb_helper);
+ kfree(fbdev);
+ private->fb_helper = NULL;
+}
+
+void exynos_drm_fbdev_restore_mode(struct drm_device *dev)
+{
+ struct exynos_drm_private *private = dev->dev_private;
+
+ if (!private || !private->fb_helper)
+ return;
+
+ drm_fb_helper_restore_fbdev_mode(private->fb_helper);
+}
+
+int exynos_drm_fbdev_reinit(struct drm_device *dev)
+{
+ struct exynos_drm_private *private = dev->dev_private;
+ struct drm_fb_helper *fb_helper;
+ int ret;
+
+ if (!private)
+ return -EINVAL;
+
+ if (!dev->mode_config.num_connector) {
+ exynos_drm_fbdev_fini(dev);
+ return 0;
+ }
+
+ fb_helper = private->fb_helper;
+
+ if (fb_helper) {
+ drm_fb_helper_fini(fb_helper);
+
+ ret = drm_fb_helper_init(dev, fb_helper,
+ dev->mode_config.num_crtc, MAX_CONNECTOR);
+ if (ret < 0) {
+ DRM_ERROR("failed to initialize drm fb helper\n");
+ return ret;
+ }
+
+ ret = drm_fb_helper_single_add_all_connectors(fb_helper);
+ if (ret < 0) {
+ DRM_ERROR("failed to add fb helper to connectors\n");
+ goto err;
+ }
+
+ ret = drm_fb_helper_initial_config(fb_helper, PREFERRED_BPP);
+ if (ret < 0) {
+ DRM_ERROR("failed to set up hw configuration.\n");
+ goto err;
+ }
+ } else {
+ /*
+ * if drm_load() failed whem drm load() was called prior
+ * to specific drivers, fb_helper must be NULL and so
+ * this fuction should be called again to re-initialize and
+ * re-configure the fb helper. it means that this function
+ * has been called by the specific drivers.
+ */
+ return exynos_drm_fbdev_init(dev);
+ }
+
+err:
+ /*
+ * if drm_load() failed when drm load() was called prior
+ * to specific drivers, the fb_helper must be NULL and so check it.
+ */
+ if (fb_helper)
+ drm_fb_helper_fini(fb_helper);
+
+ return ret;
+}
+
+MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>");
+MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>");
+MODULE_AUTHOR("Seung-Woo Kim <sw0312.kim@samsung.com>");
+MODULE_DESCRIPTION("Samsung SoC DRM FBDEV Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.h b/drivers/gpu/drm/exynos/exynos_drm_fbdev.h
new file mode 100644
index 0000000..ccfce8a
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *
+ * Authors:
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _EXYNOS_DRM_FBDEV_H_
+#define _EXYNOS_DRM_FBDEV_H_
+
+int exynos_drm_fbdev_init(struct drm_device *dev);
+int exynos_drm_fbdev_reinit(struct drm_device *dev);
+void exynos_drm_fbdev_fini(struct drm_device *dev);
+void exynos_drm_fbdev_restore_mode(struct drm_device *dev);
+
+#endif
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
new file mode 100644
index 0000000..620ad2d
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -0,0 +1,796 @@
+/* exynos_drm_fimd.c
+ *
+ * Copyright (C) 2011 Samsung Electronics Co.Ltd
+ * Authors:
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Inki Dae <inki.dae@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+#include "drmP.h"
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/clk.h>
+
+#include <drm/exynos_drm.h>
+#include <plat/regs-fb-v4.h>
+
+#include "exynos_drm_drv.h"
+#include "exynos_drm_fbdev.h"
+#include "exynos_drm_crtc.h"
+
+/*
+ * FIMD is stand for Fully Interactive Mobile Display and
+ * as a display controller, it transfers contents drawn on memory
+ * to a LCD Panel through Display Interfaces such as RGB or
+ * CPU Interface.
+ */
+
+/* position control register for hardware window 0, 2 ~ 4.*/
+#define VIDOSD_A(win) (VIDOSD_BASE + 0x00 + (win) * 16)
+#define VIDOSD_B(win) (VIDOSD_BASE + 0x04 + (win) * 16)
+/* size control register for hardware window 0. */
+#define VIDOSD_C_SIZE_W0 (VIDOSD_BASE + 0x08)
+/* alpha control register for hardware window 1 ~ 4. */
+#define VIDOSD_C(win) (VIDOSD_BASE + 0x18 + (win) * 16)
+/* size control register for hardware window 1 ~ 4. */
+#define VIDOSD_D(win) (VIDOSD_BASE + 0x0C + (win) * 16)
+
+#define VIDWx_BUF_START(win, buf) (VIDW_BUF_START(buf) + (win) * 8)
+#define VIDWx_BUF_END(win, buf) (VIDW_BUF_END(buf) + (win) * 8)
+#define VIDWx_BUF_SIZE(win, buf) (VIDW_BUF_SIZE(buf) + (win) * 4)
+
+/* color key control register for hardware window 1 ~ 4. */
+#define WKEYCON0_BASE(x) ((WKEYCON0 + 0x140) + (x * 8))
+/* color key value register for hardware window 1 ~ 4. */
+#define WKEYCON1_BASE(x) ((WKEYCON1 + 0x140) + (x * 8))
+
+/* FIMD has totally five hardware windows. */
+#define WINDOWS_NR 5
+
+#define get_fimd_context(dev) platform_get_drvdata(to_platform_device(dev))
+
+struct fimd_win_data {
+ unsigned int offset_x;
+ unsigned int offset_y;
+ unsigned int width;
+ unsigned int height;
+ unsigned int bpp;
+ dma_addr_t paddr;
+ void __iomem *vaddr;
+ unsigned int buf_offsize;
+ unsigned int line_size; /* bytes */
+};
+
+struct fimd_context {
+ struct exynos_drm_subdrv subdrv;
+ int irq;
+ struct drm_crtc *crtc;
+ struct clk *bus_clk;
+ struct clk *lcd_clk;
+ struct resource *regs_res;
+ void __iomem *regs;
+ struct fimd_win_data win_data[WINDOWS_NR];
+ unsigned int clkdiv;
+ unsigned int default_win;
+ unsigned long irq_flags;
+ u32 vidcon0;
+ u32 vidcon1;
+
+ struct fb_videomode *timing;
+};
+
+static bool fimd_display_is_connected(struct device *dev)
+{
+ struct fimd_context *ctx = get_fimd_context(dev);
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /* TODO. */
+
+ return true;
+}
+
+static void *fimd_get_timing(struct device *dev)
+{
+ struct fimd_context *ctx = get_fimd_context(dev);
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ return ctx->timing;
+}
+
+static int fimd_check_timing(struct device *dev, void *timing)
+{
+ struct fimd_context *ctx = get_fimd_context(dev);
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /* TODO. */
+
+ return 0;
+}
+
+static int fimd_display_power_on(struct device *dev, int mode)
+{
+ struct fimd_context *ctx = get_fimd_context(dev);
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /* TODO. */
+
+ return 0;
+}
+
+static struct exynos_drm_display fimd_display = {
+ .type = EXYNOS_DISPLAY_TYPE_LCD,
+ .is_connected = fimd_display_is_connected,
+ .get_timing = fimd_get_timing,
+ .check_timing = fimd_check_timing,
+ .power_on = fimd_display_power_on,
+};
+
+static void fimd_commit(struct device *dev)
+{
+ struct fimd_context *ctx = get_fimd_context(dev);
+ struct fb_videomode *timing = ctx->timing;
+ u32 val;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /* setup polarity values from machine code. */
+ writel(ctx->vidcon1, ctx->regs + VIDCON1);
+
+ /* setup vertical timing values. */
+ val = VIDTCON0_VBPD(timing->upper_margin - 1) |
+ VIDTCON0_VFPD(timing->lower_margin - 1) |
+ VIDTCON0_VSPW(timing->vsync_len - 1);
+ writel(val, ctx->regs + VIDTCON0);
+
+ /* setup horizontal timing values. */
+ val = VIDTCON1_HBPD(timing->left_margin - 1) |
+ VIDTCON1_HFPD(timing->right_margin - 1) |
+ VIDTCON1_HSPW(timing->hsync_len - 1);
+ writel(val, ctx->regs + VIDTCON1);
+
+ /* setup horizontal and vertical display size. */
+ val = VIDTCON2_LINEVAL(timing->yres - 1) |
+ VIDTCON2_HOZVAL(timing->xres - 1);
+ writel(val, ctx->regs + VIDTCON2);
+
+ /* setup clock source, clock divider, enable dma. */
+ val = ctx->vidcon0;
+ val &= ~(VIDCON0_CLKVAL_F_MASK | VIDCON0_CLKDIR);
+
+ if (ctx->clkdiv > 1)
+ val |= VIDCON0_CLKVAL_F(ctx->clkdiv - 1) | VIDCON0_CLKDIR;
+ else
+ val &= ~VIDCON0_CLKDIR; /* 1:1 clock */
+
+ /*
+ * fields of register with prefix '_F' would be updated
+ * at vsync(same as dma start)
+ */
+ val |= VIDCON0_ENVID | VIDCON0_ENVID_F;
+ writel(val, ctx->regs + VIDCON0);
+}
+
+static int fimd_enable_vblank(struct device *dev)
+{
+ struct fimd_context *ctx = get_fimd_context(dev);
+ u32 val;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ if (!test_and_set_bit(0, &ctx->irq_flags)) {
+ val = readl(ctx->regs + VIDINTCON0);
+
+ val |= VIDINTCON0_INT_ENABLE;
+ val |= VIDINTCON0_INT_FRAME;
+
+ val &= ~VIDINTCON0_FRAMESEL0_MASK;
+ val |= VIDINTCON0_FRAMESEL0_VSYNC;
+ val &= ~VIDINTCON0_FRAMESEL1_MASK;
+ val |= VIDINTCON0_FRAMESEL1_NONE;
+
+ writel(val, ctx->regs + VIDINTCON0);
+ }
+
+ return 0;
+}
+
+static void fimd_disable_vblank(struct device *dev)
+{
+ struct fimd_context *ctx = get_fimd_context(dev);
+ u32 val;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ if (test_and_clear_bit(0, &ctx->irq_flags)) {
+ val = readl(ctx->regs + VIDINTCON0);
+
+ val &= ~VIDINTCON0_INT_FRAME;
+ val &= ~VIDINTCON0_INT_ENABLE;
+
+ writel(val, ctx->regs + VIDINTCON0);
+ }
+}
+
+static struct exynos_drm_manager_ops fimd_manager_ops = {
+ .commit = fimd_commit,
+ .enable_vblank = fimd_enable_vblank,
+ .disable_vblank = fimd_disable_vblank,
+};
+
+static void fimd_win_mode_set(struct device *dev,
+ struct exynos_drm_overlay *overlay)
+{
+ struct fimd_context *ctx = get_fimd_context(dev);
+ struct fimd_win_data *win_data;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ if (!overlay) {
+ dev_err(dev, "overlay is NULL\n");
+ return;
+ }
+
+ win_data = &ctx->win_data[ctx->default_win];
+
+ win_data->offset_x = overlay->offset_x;
+ win_data->offset_y = overlay->offset_y;
+ win_data->width = overlay->width;
+ win_data->height = overlay->height;
+ win_data->paddr = overlay->paddr;
+ win_data->vaddr = overlay->vaddr;
+ win_data->bpp = overlay->bpp;
+ win_data->buf_offsize = overlay->buf_offsize * (overlay->bpp >> 3);
+ win_data->line_size = overlay->line_size * (overlay->bpp >> 3);
+}
+
+static void fimd_win_set_pixfmt(struct device *dev, unsigned int win)
+{
+ struct fimd_context *ctx = get_fimd_context(dev);
+ struct fimd_win_data *win_data = &ctx->win_data[win];
+ unsigned long val;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ val = WINCONx_ENWIN;
+
+ switch (win_data->bpp) {
+ case 1:
+ val |= WINCON0_BPPMODE_1BPP;
+ val |= WINCONx_BITSWP;
+ val |= WINCONx_BURSTLEN_4WORD;
+ break;
+ case 2:
+ val |= WINCON0_BPPMODE_2BPP;
+ val |= WINCONx_BITSWP;
+ val |= WINCONx_BURSTLEN_8WORD;
+ break;
+ case 4:
+ val |= WINCON0_BPPMODE_4BPP;
+ val |= WINCONx_BITSWP;
+ val |= WINCONx_BURSTLEN_8WORD;
+ break;
+ case 8:
+ val |= WINCON0_BPPMODE_8BPP_PALETTE;
+ val |= WINCONx_BURSTLEN_8WORD;
+ val |= WINCONx_BYTSWP;
+ break;
+ case 16:
+ val |= WINCON0_BPPMODE_16BPP_565;
+ val |= WINCONx_HAWSWP;
+ val |= WINCONx_BURSTLEN_16WORD;
+ break;
+ case 24:
+ val |= WINCON0_BPPMODE_24BPP_888;
+ val |= WINCONx_WSWP;
+ val |= WINCONx_BURSTLEN_16WORD;
+ break;
+ case 32:
+ val |= WINCON1_BPPMODE_28BPP_A4888
+ | WINCON1_BLD_PIX | WINCON1_ALPHA_SEL;
+ val |= WINCONx_WSWP;
+ val |= WINCONx_BURSTLEN_16WORD;
+ break;
+ default:
+ DRM_DEBUG_KMS("invalid pixel size so using unpacked 24bpp.\n");
+
+ val |= WINCON0_BPPMODE_24BPP_888;
+ val |= WINCONx_WSWP;
+ val |= WINCONx_BURSTLEN_16WORD;
+ break;
+ }
+
+ DRM_DEBUG_KMS("bpp = %d\n", win_data->bpp);
+
+ writel(val, ctx->regs + WINCON(win));
+}
+
+static void fimd_win_set_colkey(struct device *dev, unsigned int win)
+{
+ struct fimd_context *ctx = get_fimd_context(dev);
+ unsigned int keycon0 = 0, keycon1 = 0;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ keycon0 = ~(WxKEYCON0_KEYBL_EN | WxKEYCON0_KEYEN_F |
+ WxKEYCON0_DIRCON) | WxKEYCON0_COMPKEY(0);
+
+ keycon1 = WxKEYCON1_COLVAL(0xffffffff);
+
+ writel(keycon0, ctx->regs + WKEYCON0_BASE(win));
+ writel(keycon1, ctx->regs + WKEYCON1_BASE(win));
+}
+
+static void fimd_win_commit(struct device *dev)
+{
+ struct fimd_context *ctx = get_fimd_context(dev);
+ struct fimd_win_data *win_data;
+ int win = ctx->default_win;
+ unsigned long val, alpha, size;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ if (win < 0 || win > WINDOWS_NR)
+ return;
+
+ win_data = &ctx->win_data[win];
+
+ /*
+ * SHADOWCON register is used for enabling timing.
+ *
+ * for example, once only width value of a register is set,
+ * if the dma is started then fimd hardware could malfunction so
+ * with protect window setting, the register fields with prefix '_F'
+ * wouldn't be updated at vsync also but updated once unprotect window
+ * is set.
+ */
+
+ /* protect windows */
+ val = readl(ctx->regs + SHADOWCON);
+ val |= SHADOWCON_WINx_PROTECT(win);
+ writel(val, ctx->regs + SHADOWCON);
+
+ /* buffer start address */
+ val = win_data->paddr;
+ writel(val, ctx->regs + VIDWx_BUF_START(win, 0));
+
+ /* buffer end address */
+ size = win_data->width * win_data->height * (win_data->bpp >> 3);
+ val = win_data->paddr + size;
+ writel(val, ctx->regs + VIDWx_BUF_END(win, 0));
+
+ DRM_DEBUG_KMS("start addr = 0x%lx, end addr = 0x%lx, size = 0x%lx\n",
+ (unsigned long)win_data->paddr, val, size);
+
+ /* buffer size */
+ val = VIDW_BUF_SIZE_OFFSET(win_data->buf_offsize) |
+ VIDW_BUF_SIZE_PAGEWIDTH(win_data->line_size);
+ writel(val, ctx->regs + VIDWx_BUF_SIZE(win, 0));
+
+ /* OSD position */
+ val = VIDOSDxA_TOPLEFT_X(win_data->offset_x) |
+ VIDOSDxA_TOPLEFT_Y(win_data->offset_y);
+ writel(val, ctx->regs + VIDOSD_A(win));
+
+ val = VIDOSDxB_BOTRIGHT_X(win_data->offset_x + win_data->width - 1) |
+ VIDOSDxB_BOTRIGHT_Y(win_data->offset_y + win_data->height - 1);
+ writel(val, ctx->regs + VIDOSD_B(win));
+
+ DRM_DEBUG_KMS("osd pos: tx = %d, ty = %d, bx = %d, by = %x\n",
+ win_data->offset_x, win_data->offset_y,
+ win_data->offset_x + win_data->width - 1,
+ win_data->offset_y + win_data->height - 1);
+
+ /* hardware window 0 doesn't support alpha channel. */
+ if (win != 0) {
+ /* OSD alpha */
+ alpha = VIDISD14C_ALPHA1_R(0xf) |
+ VIDISD14C_ALPHA1_G(0xf) |
+ VIDISD14C_ALPHA1_B(0xf);
+
+ writel(alpha, ctx->regs + VIDOSD_C(win));
+ }
+
+ /* OSD size */
+ if (win != 3 && win != 4) {
+ u32 offset = VIDOSD_D(win);
+ if (win == 0)
+ offset = VIDOSD_C_SIZE_W0;
+ val = win_data->width * win_data->height;
+ writel(val, ctx->regs + offset);
+
+ DRM_DEBUG_KMS("osd size = 0x%x\n", (unsigned int)val);
+ }
+
+ fimd_win_set_pixfmt(dev, win);
+
+ /* hardware window 0 doesn't support color key. */
+ if (win != 0)
+ fimd_win_set_colkey(dev, win);
+
+ /* Enable DMA channel and unprotect windows */
+ val = readl(ctx->regs + SHADOWCON);
+ val |= SHADOWCON_CHx_ENABLE(win);
+ val &= ~SHADOWCON_WINx_PROTECT(win);
+ writel(val, ctx->regs + SHADOWCON);
+}
+
+static void fimd_win_disable(struct device *dev)
+{
+ struct fimd_context *ctx = get_fimd_context(dev);
+ struct fimd_win_data *win_data;
+ int win = ctx->default_win;
+ u32 val;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ if (win < 0 || win > WINDOWS_NR)
+ return;
+
+ win_data = &ctx->win_data[win];
+
+ /* protect windows */
+ val = readl(ctx->regs + SHADOWCON);
+ val |= SHADOWCON_WINx_PROTECT(win);
+ writel(val, ctx->regs + SHADOWCON);
+
+ /* wincon */
+ val = readl(ctx->regs + WINCON(win));
+ val &= ~WINCONx_ENWIN;
+ writel(val, ctx->regs + WINCON(win));
+
+ /* unprotect windows */
+ val = readl(ctx->regs + SHADOWCON);
+ val &= ~SHADOWCON_CHx_ENABLE(win);
+ val &= ~SHADOWCON_WINx_PROTECT(win);
+ writel(val, ctx->regs + SHADOWCON);
+}
+
+static struct exynos_drm_overlay_ops fimd_overlay_ops = {
+ .mode_set = fimd_win_mode_set,
+ .commit = fimd_win_commit,
+ .disable = fimd_win_disable,
+};
+
+/* for pageflip event */
+static void fimd_finish_pageflip(struct drm_device *drm_dev, int crtc)
+{
+ struct exynos_drm_private *dev_priv = drm_dev->dev_private;
+ struct drm_pending_vblank_event *e, *t;
+ struct timeval now;
+ unsigned long flags;
+
+ if (!dev_priv->pageflip_event)
+ return;
+
+ spin_lock_irqsave(&drm_dev->event_lock, flags);
+
+ exynos_drm_crtc_apply(dev_priv->crtc[crtc]);
+
+ list_for_each_entry_safe(e, t, &dev_priv->pageflip_event_list,
+ base.link) {
+ do_gettimeofday(&now);
+ e->event.sequence = 0;
+ e->event.tv_sec = now.tv_sec;
+ e->event.tv_usec = now.tv_usec;
+
+ list_move_tail(&e->base.link, &e->base.file_priv->event_list);
+ wake_up_interruptible(&e->base.file_priv->event_wait);
+ }
+
+ drm_vblank_put(drm_dev, crtc);
+ dev_priv->pageflip_event = false;
+
+ spin_unlock_irqrestore(&drm_dev->event_lock, flags);
+}
+
+static irqreturn_t fimd_irq_handler(int irq, void *dev_id)
+{
+ struct fimd_context *ctx = (struct fimd_context *)dev_id;
+ struct exynos_drm_subdrv *subdrv = &ctx->subdrv;
+ struct drm_device *drm_dev = subdrv->drm_dev;
+ struct device *dev = subdrv->manager.dev;
+ struct exynos_drm_manager *manager = &subdrv->manager;
+ u32 val;
+
+ val = readl(ctx->regs + VIDINTCON1);
+
+ if (val & VIDINTCON1_INT_FRAME)
+ /* VSYNC interrupt */
+ writel(VIDINTCON1_INT_FRAME, ctx->regs + VIDINTCON1);
+
+ drm_handle_vblank(drm_dev, manager->pipe);
+ fimd_finish_pageflip(drm_dev, manager->pipe);
+
+ return IRQ_HANDLED;
+}
+
+static int fimd_subdrv_probe(struct drm_device *drm_dev)
+{
+ struct drm_driver *drm_driver = drm_dev->driver;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /*
+ * enable drm irq mode.
+ * - with irq_enabled = 1, we can use the vblank feature.
+ *
+ * P.S. note that we wouldn't use drm irq handler but
+ * just specific driver own one instead because
+ * drm framework supports only one irq handler.
+ */
+ drm_dev->irq_enabled = 1;
+
+ /*
+ * with vblank_disable_allowed = 1, vblank interrupt will be disabled
+ * by drm timer once a current process gives up ownership of
+ * vblank event.(drm_vblank_put function was called)
+ */
+ drm_dev->vblank_disable_allowed = 1;
+
+ return 0;
+}
+
+static void fimd_subdrv_remove(struct drm_device *drm_dev)
+{
+ struct drm_driver *drm_driver = drm_dev->driver;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /* TODO. */
+}
+
+static int fimd_calc_clkdiv(struct fimd_context *ctx,
+ struct fb_videomode *timing)
+{
+ unsigned long clk = clk_get_rate(ctx->lcd_clk);
+ u32 retrace;
+ u32 clkdiv;
+ u32 best_framerate = 0;
+ u32 framerate;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ retrace = timing->left_margin + timing->hsync_len +
+ timing->right_margin + timing->xres;
+ retrace *= timing->upper_margin + timing->vsync_len +
+ timing->lower_margin + timing->yres;
+
+ /* default framerate is 60Hz */
+ if (!timing->refresh)
+ timing->refresh = 60;
+
+ clk /= retrace;
+
+ for (clkdiv = 1; clkdiv < 0x100; clkdiv++) {
+ int tmp;
+
+ /* get best framerate */
+ framerate = clk / clkdiv;
+ tmp = timing->refresh - framerate;
+ if (tmp < 0) {
+ best_framerate = framerate;
+ continue;
+ } else {
+ if (!best_framerate)
+ best_framerate = framerate;
+ else if (tmp < (best_framerate - framerate))
+ best_framerate = framerate;
+ break;
+ }
+ }
+
+ return clkdiv;
+}
+
+static void fimd_clear_win(struct fimd_context *ctx, int win)
+{
+ u32 val;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ writel(0, ctx->regs + WINCON(win));
+ writel(0, ctx->regs + VIDOSD_A(win));
+ writel(0, ctx->regs + VIDOSD_B(win));
+ writel(0, ctx->regs + VIDOSD_C(win));
+
+ if (win == 1 || win == 2)
+ writel(0, ctx->regs + VIDOSD_D(win));
+
+ val = readl(ctx->regs + SHADOWCON);
+ val &= ~SHADOWCON_WINx_PROTECT(win);
+ writel(val, ctx->regs + SHADOWCON);
+}
+
+static int __devinit fimd_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct fimd_context *ctx;
+ struct exynos_drm_subdrv *subdrv;
+ struct exynos_drm_fimd_pdata *pdata;
+ struct fb_videomode *timing;
+ struct resource *res;
+ int win;
+ int ret = -EINVAL;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ pdata = pdev->dev.platform_data;
+ if (!pdata) {
+ dev_err(dev, "no platform data specified\n");
+ return -EINVAL;
+ }
+
+ timing = &pdata->timing;
+ if (!timing) {
+ dev_err(dev, "timing is null.\n");
+ return -EINVAL;
+ }
+
+ ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
+ if (!ctx)
+ return -ENOMEM;
+
+ ctx->bus_clk = clk_get(dev, "fimd");
+ if (IS_ERR(ctx->bus_clk)) {
+ dev_err(dev, "failed to get bus clock\n");
+ ret = PTR_ERR(ctx->bus_clk);
+ goto err_clk_get;
+ }
+
+ clk_enable(ctx->bus_clk);
+
+ ctx->lcd_clk = clk_get(dev, "sclk_fimd");
+ if (IS_ERR(ctx->lcd_clk)) {
+ dev_err(dev, "failed to get lcd clock\n");
+ ret = PTR_ERR(ctx->lcd_clk);
+ goto err_bus_clk;
+ }
+
+ clk_enable(ctx->lcd_clk);
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res) {
+ dev_err(dev, "failed to find registers\n");
+ ret = -ENOENT;
+ goto err_clk;
+ }
+
+ ctx->regs_res = request_mem_region(res->start, resource_size(res),
+ dev_name(dev));
+ if (!ctx->regs_res) {
+ dev_err(dev, "failed to claim register region\n");
+ ret = -ENOENT;
+ goto err_clk;
+ }
+
+ ctx->regs = ioremap(res->start, resource_size(res));
+ if (!ctx->regs) {
+ dev_err(dev, "failed to map registers\n");
+ ret = -ENXIO;
+ goto err_req_region_io;
+ }
+
+ res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+ if (!res) {
+ dev_err(dev, "irq request failed.\n");
+ goto err_req_region_irq;
+ }
+
+ ctx->irq = res->start;
+
+ for (win = 0; win < WINDOWS_NR; win++)
+ fimd_clear_win(ctx, win);
+
+ ret = request_irq(ctx->irq, fimd_irq_handler, 0, "drm_fimd", ctx);
+ if (ret < 0) {
+ dev_err(dev, "irq request failed.\n");
+ goto err_req_irq;
+ }
+
+ ctx->clkdiv = fimd_calc_clkdiv(ctx, timing);
+ ctx->vidcon0 = pdata->vidcon0;
+ ctx->vidcon1 = pdata->vidcon1;
+ ctx->default_win = pdata->default_win;
+ ctx->timing = timing;
+
+ timing->pixclock = clk_get_rate(ctx->lcd_clk) / ctx->clkdiv;
+
+ DRM_DEBUG_KMS("pixel clock = %d, clkdiv = %d\n",
+ timing->pixclock, ctx->clkdiv);
+
+ subdrv = &ctx->subdrv;
+
+ subdrv->probe = fimd_subdrv_probe;
+ subdrv->remove = fimd_subdrv_remove;
+ subdrv->manager.pipe = -1;
+ subdrv->manager.ops = &fimd_manager_ops;
+ subdrv->manager.overlay_ops = &fimd_overlay_ops;
+ subdrv->manager.display = &fimd_display;
+ subdrv->manager.dev = dev;
+
+ platform_set_drvdata(pdev, ctx);
+ exynos_drm_subdrv_register(subdrv);
+
+ return 0;
+
+err_req_irq:
+err_req_region_irq:
+ iounmap(ctx->regs);
+
+err_req_region_io:
+ release_resource(ctx->regs_res);
+ kfree(ctx->regs_res);
+
+err_clk:
+ clk_disable(ctx->lcd_clk);
+ clk_put(ctx->lcd_clk);
+
+err_bus_clk:
+ clk_disable(ctx->bus_clk);
+ clk_put(ctx->bus_clk);
+
+err_clk_get:
+ kfree(ctx);
+ return ret;
+}
+
+static int __devexit fimd_remove(struct platform_device *pdev)
+{
+ struct fimd_context *ctx = platform_get_drvdata(pdev);
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ exynos_drm_subdrv_unregister(&ctx->subdrv);
+
+ clk_disable(ctx->lcd_clk);
+ clk_disable(ctx->bus_clk);
+ clk_put(ctx->lcd_clk);
+ clk_put(ctx->bus_clk);
+
+ iounmap(ctx->regs);
+ release_resource(ctx->regs_res);
+ kfree(ctx->regs_res);
+ free_irq(ctx->irq, ctx);
+
+ kfree(ctx);
+
+ return 0;
+}
+
+static struct platform_driver fimd_driver = {
+ .probe = fimd_probe,
+ .remove = __devexit_p(fimd_remove),
+ .driver = {
+ .name = "exynos4-fb",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init fimd_init(void)
+{
+ return platform_driver_register(&fimd_driver);
+}
+
+static void __exit fimd_exit(void)
+{
+ platform_driver_unregister(&fimd_driver);
+}
+
+module_init(fimd_init);
+module_exit(fimd_exit);
+
+MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>");
+MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>");
+MODULE_DESCRIPTION("Samsung DRM FIMD Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c
new file mode 100644
index 0000000..a8e7a88
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c
@@ -0,0 +1,415 @@
+/* exynos_drm_gem.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Author: Inki Dae <inki.dae@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "drmP.h"
+#include "drm.h"
+
+#include <drm/exynos_drm.h>
+
+#include "exynos_drm_drv.h"
+#include "exynos_drm_gem.h"
+#include "exynos_drm_buf.h"
+
+static unsigned int convert_to_vm_err_msg(int msg)
+{
+ unsigned int out_msg;
+
+ switch (msg) {
+ case 0:
+ case -ERESTARTSYS:
+ case -EINTR:
+ out_msg = VM_FAULT_NOPAGE;
+ break;
+
+ case -ENOMEM:
+ out_msg = VM_FAULT_OOM;
+ break;
+
+ default:
+ out_msg = VM_FAULT_SIGBUS;
+ break;
+ }
+
+ return out_msg;
+}
+
+static unsigned int get_gem_mmap_offset(struct drm_gem_object *obj)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ return (unsigned int)obj->map_list.hash.key << PAGE_SHIFT;
+}
+
+struct exynos_drm_gem_obj *exynos_drm_gem_create(struct drm_file *file_priv,
+ struct drm_device *dev, unsigned int size,
+ unsigned int *handle)
+{
+ struct exynos_drm_gem_obj *exynos_gem_obj;
+ struct exynos_drm_buf_entry *entry;
+ struct drm_gem_object *obj;
+ int ret;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ size = roundup(size, PAGE_SIZE);
+
+ exynos_gem_obj = kzalloc(sizeof(*exynos_gem_obj), GFP_KERNEL);
+ if (!exynos_gem_obj) {
+ DRM_ERROR("failed to allocate exynos gem object.\n");
+ return ERR_PTR(-ENOMEM);
+ }
+
+ /* allocate the new buffer object and memory region. */
+ entry = exynos_drm_buf_create(dev, size);
+ if (!entry) {
+ kfree(exynos_gem_obj);
+ return ERR_PTR(-ENOMEM);
+ }
+
+ exynos_gem_obj->entry = entry;
+
+ obj = &exynos_gem_obj->base;
+
+ ret = drm_gem_object_init(dev, obj, size);
+ if (ret < 0) {
+ DRM_ERROR("failed to initailize gem object.\n");
+ goto err_obj_init;
+ }
+
+ DRM_DEBUG_KMS("created file object = 0x%x\n", (unsigned int)obj->filp);
+
+ ret = drm_gem_create_mmap_offset(obj);
+ if (ret < 0) {
+ DRM_ERROR("failed to allocate mmap offset.\n");
+ goto err_create_mmap_offset;
+ }
+
+ /*
+ * allocate a id of idr table where the obj is registered
+ * and handle has the id what user can see.
+ */
+ ret = drm_gem_handle_create(file_priv, obj, handle);
+ if (ret)
+ goto err_handle_create;
+
+ DRM_DEBUG_KMS("gem handle = 0x%x\n", *handle);
+
+ /* drop reference from allocate - handle holds it now. */
+ drm_gem_object_unreference_unlocked(obj);
+
+ return exynos_gem_obj;
+
+err_handle_create:
+ drm_gem_free_mmap_offset(obj);
+
+err_create_mmap_offset:
+ drm_gem_object_release(obj);
+
+err_obj_init:
+ exynos_drm_buf_destroy(dev, exynos_gem_obj->entry);
+
+ kfree(exynos_gem_obj);
+
+ return ERR_PTR(ret);
+}
+
+int exynos_drm_gem_create_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ struct drm_exynos_gem_create *args = data;
+ struct exynos_drm_gem_obj *exynos_gem_obj;
+
+ DRM_DEBUG_KMS("%s : size = 0x%x\n", __FILE__, args->size);
+
+ exynos_gem_obj = exynos_drm_gem_create(file_priv, dev, args->size,
+ &args->handle);
+ if (IS_ERR(exynos_gem_obj))
+ return PTR_ERR(exynos_gem_obj);
+
+ return 0;
+}
+
+int exynos_drm_gem_map_offset_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ struct drm_exynos_gem_map_off *args = data;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ DRM_DEBUG_KMS("handle = 0x%x, offset = 0x%lx\n",
+ args->handle, (unsigned long)args->offset);
+
+ if (!(dev->driver->driver_features & DRIVER_GEM)) {
+ DRM_ERROR("does not support GEM.\n");
+ return -ENODEV;
+ }
+
+ return exynos_drm_gem_dumb_map_offset(file_priv, dev, args->handle,
+ &args->offset);
+}
+
+static int exynos_drm_gem_mmap_buffer(struct file *filp,
+ struct vm_area_struct *vma)
+{
+ struct drm_gem_object *obj = filp->private_data;
+ struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj);
+ struct exynos_drm_buf_entry *entry;
+ unsigned long pfn, vm_size;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ vma->vm_flags |= (VM_IO | VM_RESERVED);
+
+ vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+ vma->vm_file = filp;
+
+ vm_size = vma->vm_end - vma->vm_start;
+ /*
+ * a entry contains information to physically continuous memory
+ * allocated by user request or at framebuffer creation.
+ */
+ entry = exynos_gem_obj->entry;
+
+ /* check if user-requested size is valid. */
+ if (vm_size > entry->size)
+ return -EINVAL;
+
+ /*
+ * get page frame number to physical memory to be mapped
+ * to user space.
+ */
+ pfn = exynos_gem_obj->entry->paddr >> PAGE_SHIFT;
+
+ DRM_DEBUG_KMS("pfn = 0x%lx\n", pfn);
+
+ if (remap_pfn_range(vma, vma->vm_start, pfn, vm_size,
+ vma->vm_page_prot)) {
+ DRM_ERROR("failed to remap pfn range.\n");
+ return -EAGAIN;
+ }
+
+ return 0;
+}
+
+static const struct file_operations exynos_drm_gem_fops = {
+ .mmap = exynos_drm_gem_mmap_buffer,
+};
+
+int exynos_drm_gem_mmap_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ struct drm_exynos_gem_mmap *args = data;
+ struct drm_gem_object *obj;
+ unsigned int addr;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ if (!(dev->driver->driver_features & DRIVER_GEM)) {
+ DRM_ERROR("does not support GEM.\n");
+ return -ENODEV;
+ }
+
+ obj = drm_gem_object_lookup(dev, file_priv, args->handle);
+ if (!obj) {
+ DRM_ERROR("failed to lookup gem object.\n");
+ return -EINVAL;
+ }
+
+ obj->filp->f_op = &exynos_drm_gem_fops;
+ obj->filp->private_data = obj;
+
+ down_write(¤t->mm->mmap_sem);
+ addr = do_mmap(obj->filp, 0, args->size,
+ PROT_READ | PROT_WRITE, MAP_SHARED, 0);
+ up_write(¤t->mm->mmap_sem);
+
+ drm_gem_object_unreference_unlocked(obj);
+
+ if (IS_ERR((void *)addr))
+ return PTR_ERR((void *)addr);
+
+ args->mapped = addr;
+
+ DRM_DEBUG_KMS("mapped = 0x%lx\n", (unsigned long)args->mapped);
+
+ return 0;
+}
+
+int exynos_drm_gem_init_object(struct drm_gem_object *obj)
+{
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ return 0;
+}
+
+void exynos_drm_gem_free_object(struct drm_gem_object *gem_obj)
+{
+ struct exynos_drm_gem_obj *exynos_gem_obj;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ DRM_DEBUG_KMS("handle count = %d\n",
+ atomic_read(&gem_obj->handle_count));
+
+ if (gem_obj->map_list.map)
+ drm_gem_free_mmap_offset(gem_obj);
+
+ /* release file pointer to gem object. */
+ drm_gem_object_release(gem_obj);
+
+ exynos_gem_obj = to_exynos_gem_obj(gem_obj);
+
+ exynos_drm_buf_destroy(gem_obj->dev, exynos_gem_obj->entry);
+
+ kfree(exynos_gem_obj);
+}
+
+int exynos_drm_gem_dumb_create(struct drm_file *file_priv,
+ struct drm_device *dev, struct drm_mode_create_dumb *args)
+{
+ struct exynos_drm_gem_obj *exynos_gem_obj;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /*
+ * alocate memory to be used for framebuffer.
+ * - this callback would be called by user application
+ * with DRM_IOCTL_MODE_CREATE_DUMB command.
+ */
+
+ args->pitch = args->width * args->bpp >> 3;
+ args->size = args->pitch * args->height;
+
+ exynos_gem_obj = exynos_drm_gem_create(file_priv, dev, args->size,
+ &args->handle);
+ if (IS_ERR(exynos_gem_obj))
+ return PTR_ERR(exynos_gem_obj);
+
+ return 0;
+}
+
+int exynos_drm_gem_dumb_map_offset(struct drm_file *file_priv,
+ struct drm_device *dev, uint32_t handle, uint64_t *offset)
+{
+ struct exynos_drm_gem_obj *exynos_gem_obj;
+ struct drm_gem_object *obj;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ mutex_lock(&dev->struct_mutex);
+
+ /*
+ * get offset of memory allocated for drm framebuffer.
+ * - this callback would be called by user application
+ * with DRM_IOCTL_MODE_MAP_DUMB command.
+ */
+
+ obj = drm_gem_object_lookup(dev, file_priv, handle);
+ if (!obj) {
+ DRM_ERROR("failed to lookup gem object.\n");
+ mutex_unlock(&dev->struct_mutex);
+ return -EINVAL;
+ }
+
+ exynos_gem_obj = to_exynos_gem_obj(obj);
+
+ *offset = get_gem_mmap_offset(&exynos_gem_obj->base);
+
+ drm_gem_object_unreference(obj);
+
+ DRM_DEBUG_KMS("offset = 0x%lx\n", (unsigned long)*offset);
+
+ mutex_unlock(&dev->struct_mutex);
+
+ return 0;
+}
+
+int exynos_drm_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
+{
+ struct drm_gem_object *obj = vma->vm_private_data;
+ struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj);
+ struct drm_device *dev = obj->dev;
+ unsigned long pfn;
+ pgoff_t page_offset;
+ int ret;
+
+ page_offset = ((unsigned long)vmf->virtual_address -
+ vma->vm_start) >> PAGE_SHIFT;
+
+ mutex_lock(&dev->struct_mutex);
+
+ pfn = (exynos_gem_obj->entry->paddr >> PAGE_SHIFT) + page_offset;
+
+ ret = vm_insert_mixed(vma, (unsigned long)vmf->virtual_address, pfn);
+
+ mutex_unlock(&dev->struct_mutex);
+
+ return convert_to_vm_err_msg(ret);
+}
+
+int exynos_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma)
+{
+ int ret;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /* set vm_area_struct. */
+ ret = drm_gem_mmap(filp, vma);
+ if (ret < 0) {
+ DRM_ERROR("failed to mmap.\n");
+ return ret;
+ }
+
+ vma->vm_flags &= ~VM_PFNMAP;
+ vma->vm_flags |= VM_MIXEDMAP;
+
+ return ret;
+}
+
+
+int exynos_drm_gem_dumb_destroy(struct drm_file *file_priv,
+ struct drm_device *dev, unsigned int handle)
+{
+ int ret;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ /*
+ * obj->refcount and obj->handle_count are decreased and
+ * if both them are 0 then exynos_drm_gem_free_object()
+ * would be called by callback to release resources.
+ */
+ ret = drm_gem_handle_delete(file_priv, handle);
+ if (ret < 0) {
+ DRM_ERROR("failed to delete drm_gem_handle.\n");
+ return ret;
+ }
+
+ return 0;
+}
+
+MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>");
+MODULE_DESCRIPTION("Samsung SoC DRM GEM Module");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.h b/drivers/gpu/drm/exynos/exynos_drm_gem.h
new file mode 100644
index 0000000..e5fc014
--- /dev/null
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.h
@@ -0,0 +1,107 @@
+/* exynos_drm_gem.h
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Authoer: Inki Dae <inki.dae@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _EXYNOS_DRM_GEM_H_
+#define _EXYNOS_DRM_GEM_H_
+
+#define to_exynos_gem_obj(x) container_of(x,\
+ struct exynos_drm_gem_obj, base)
+
+/*
+ * exynos drm buffer structure.
+ *
+ * @base: a gem object.
+ * - a new handle to this gem object would be created
+ * by drm_gem_handle_create().
+ * @entry: pointer to exynos drm buffer entry object.
+ * - containing the information to physically
+ * continuous memory region allocated by user request
+ * or at framebuffer creation.
+ *
+ * P.S. this object would be transfered to user as kms_bo.handle so
+ * user can access the buffer through kms_bo.handle.
+ */
+struct exynos_drm_gem_obj {
+ struct drm_gem_object base;
+ struct exynos_drm_buf_entry *entry;
+};
+
+/* create a new buffer and get a new gem handle. */
+struct exynos_drm_gem_obj *exynos_drm_gem_create(struct drm_file *file_priv,
+ struct drm_device *dev, unsigned int size,
+ unsigned int *handle);
+
+/*
+ * request gem object creation and buffer allocation as the size
+ * that it is calculated with framebuffer information such as width,
+ * height and bpp.
+ */
+int exynos_drm_gem_create_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+
+/* get buffer offset to map to user space. */
+int exynos_drm_gem_map_offset_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+
+/* unmap a buffer from user space. */
+int exynos_drm_gem_munmap_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+
+/* initialize gem object. */
+int exynos_drm_gem_init_object(struct drm_gem_object *obj);
+
+/* free gem object. */
+void exynos_drm_gem_free_object(struct drm_gem_object *gem_obj);
+
+/* create memory region for drm framebuffer. */
+int exynos_drm_gem_dumb_create(struct drm_file *file_priv,
+ struct drm_device *dev, struct drm_mode_create_dumb *args);
+
+/* map memory region for drm framebuffer to user space. */
+int exynos_drm_gem_dumb_map_offset(struct drm_file *file_priv,
+ struct drm_device *dev, uint32_t handle, uint64_t *offset);
+
+/* page fault handler and mmap fault address(virtual) to physical memory. */
+int exynos_drm_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
+
+/*
+ * mmap the physically continuous memory that a gem object contains
+ * to user space.
+ */
+int exynos_drm_gem_mmap_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+
+/* set vm_flags and we can change the vm attribute to other one at here. */
+int exynos_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma);
+
+/*
+ * destroy memory region allocated.
+ * - a gem handle and physical memory region pointed by a gem object
+ * would be released by drm_gem_handle_delete().
+ */
+int exynos_drm_gem_dumb_destroy(struct drm_file *file_priv,
+ struct drm_device *dev, unsigned int handle);
+
+#endif
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 0040d28..ff5424e 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -102,7 +102,7 @@
#define RADEON_FENCE_JIFFIES_TIMEOUT (HZ / 2)
/* RADEON_IB_POOL_SIZE must be a power of 2 */
#define RADEON_IB_POOL_SIZE 16
-#define RADEON_DEBUGFS_MAX_NUM_FILES 32
+#define RADEON_DEBUGFS_MAX_COMPONENTS 32
#define RADEONFB_CONN_LIMIT 4
#define RADEON_BIOS_NUM_SCRATCH 8
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index 6367524..8bf83c4 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -620,8 +620,8 @@
i2c.y_data_mask = 0x80;
} else {
/* default masks for ddc pads */
- i2c.mask_clk_mask = RADEON_GPIO_EN_1;
- i2c.mask_data_mask = RADEON_GPIO_EN_0;
+ i2c.mask_clk_mask = RADEON_GPIO_MASK_1;
+ i2c.mask_data_mask = RADEON_GPIO_MASK_0;
i2c.a_clk_mask = RADEON_GPIO_A_1;
i2c.a_data_mask = RADEON_GPIO_A_0;
i2c.en_clk_mask = RADEON_GPIO_EN_1;
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index c4b8741..9b5b3e4 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -724,6 +724,7 @@
dret = radeon_ddc_probe(radeon_connector,
radeon_connector->requires_extended_probe);
if (dret) {
+ radeon_connector->detected_by_load = false;
if (radeon_connector->edid) {
kfree(radeon_connector->edid);
radeon_connector->edid = NULL;
@@ -750,12 +751,21 @@
} else {
/* if we aren't forcing don't do destructive polling */
- if (!force)
- return connector->status;
+ if (!force) {
+ /* only return the previous status if we last
+ * detected a monitor via load.
+ */
+ if (radeon_connector->detected_by_load)
+ return connector->status;
+ else
+ return ret;
+ }
if (radeon_connector->dac_load_detect && encoder) {
encoder_funcs = encoder->helper_private;
ret = encoder_funcs->detect(encoder, connector);
+ if (ret == connector_status_connected)
+ radeon_connector->detected_by_load = true;
}
}
@@ -897,6 +907,7 @@
dret = radeon_ddc_probe(radeon_connector,
radeon_connector->requires_extended_probe);
if (dret) {
+ radeon_connector->detected_by_load = false;
if (radeon_connector->edid) {
kfree(radeon_connector->edid);
radeon_connector->edid = NULL;
@@ -959,8 +970,18 @@
if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
goto out;
+ /* DVI-D and HDMI-A are digital only */
+ if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
+ (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
+ goto out;
+
+ /* if we aren't forcing don't do destructive polling */
if (!force) {
- ret = connector->status;
+ /* only return the previous status if we last
+ * detected a monitor via load.
+ */
+ if (radeon_connector->detected_by_load)
+ ret = connector->status;
goto out;
}
@@ -984,6 +1005,7 @@
ret = encoder_funcs->detect(encoder, connector);
if (ret == connector_status_connected) {
radeon_connector->use_digital = false;
+ radeon_connector->detected_by_load = true;
}
}
break;
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index b51e157..cc695d0 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -750,14 +750,15 @@
/* set DMA mask + need_dma32 flags.
* PCIE - can handle 40-bits.
- * IGP - can handle 40-bits (in theory)
+ * IGP - can handle 40-bits
* AGP - generally dma32 is safest
- * PCI - only dma32
+ * PCI - dma32 for legacy pci gart, 40 bits on newer asics
*/
rdev->need_dma32 = false;
if (rdev->flags & RADEON_IS_AGP)
rdev->need_dma32 = true;
- if (rdev->flags & RADEON_IS_PCI)
+ if ((rdev->flags & RADEON_IS_PCI) &&
+ (rdev->family < CHIP_RS400))
rdev->need_dma32 = true;
dma_bits = rdev->need_dma32 ? 32 : 40;
@@ -981,7 +982,7 @@
struct drm_info_list *files;
unsigned num_files;
};
-static struct radeon_debugfs _radeon_debugfs[RADEON_DEBUGFS_MAX_NUM_FILES];
+static struct radeon_debugfs _radeon_debugfs[RADEON_DEBUGFS_MAX_COMPONENTS];
static unsigned _radeon_debugfs_count = 0;
int radeon_debugfs_add_files(struct radeon_device *rdev,
@@ -996,14 +997,17 @@
return 0;
}
}
- if ((_radeon_debugfs_count + nfiles) > RADEON_DEBUGFS_MAX_NUM_FILES) {
- DRM_ERROR("Reached maximum number of debugfs files.\n");
- DRM_ERROR("Report so we increase RADEON_DEBUGFS_MAX_NUM_FILES.\n");
+
+ i = _radeon_debugfs_count + 1;
+ if (i > RADEON_DEBUGFS_MAX_COMPONENTS) {
+ DRM_ERROR("Reached maximum number of debugfs components.\n");
+ DRM_ERROR("Report so we increase "
+ "RADEON_DEBUGFS_MAX_COMPONENTS.\n");
return -EINVAL;
}
_radeon_debugfs[_radeon_debugfs_count].files = files;
_radeon_debugfs[_radeon_debugfs_count].num_files = nfiles;
- _radeon_debugfs_count++;
+ _radeon_debugfs_count = i;
#if defined(CONFIG_DEBUG_FS)
drm_debugfs_create_files(files, nfiles,
rdev->ddev->control->debugfs_root,
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index 68820f5..ed0178f 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -447,6 +447,7 @@
struct edid *edid;
void *con_priv;
bool dac_load_detect;
+ bool detected_by_load; /* if the connection status was determined by load */
uint16_t connector_object_id;
struct radeon_hpd hpd;
struct radeon_router router;
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index b824d9b..6e96c85 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1295,6 +1295,7 @@
return ret;
}
+EXPORT_SYMBOL(ttm_bo_create);
static int ttm_bo_force_list_clean(struct ttm_bo_device *bdev,
unsigned mem_type, bool allow_errors)
diff --git a/drivers/gpu/drm/vmwgfx/Makefile b/drivers/gpu/drm/vmwgfx/Makefile
index 7d8e9d5..586869c 100644
--- a/drivers/gpu/drm/vmwgfx/Makefile
+++ b/drivers/gpu/drm/vmwgfx/Makefile
@@ -5,6 +5,6 @@
vmwgfx_fb.o vmwgfx_ioctl.o vmwgfx_resource.o vmwgfx_buffer.o \
vmwgfx_fifo.o vmwgfx_irq.o vmwgfx_ldu.o vmwgfx_ttm_glue.o \
vmwgfx_overlay.o vmwgfx_marker.o vmwgfx_gmrid_manager.o \
- vmwgfx_fence.o
+ vmwgfx_fence.o vmwgfx_dmabuf.o vmwgfx_scrn.o
obj-$(CONFIG_DRM_VMWGFX) := vmwgfx.o
diff --git a/drivers/gpu/drm/vmwgfx/svga3d_reg.h b/drivers/gpu/drm/vmwgfx/svga3d_reg.h
index 77cb453..d0e085e 100644
--- a/drivers/gpu/drm/vmwgfx/svga3d_reg.h
+++ b/drivers/gpu/drm/vmwgfx/svga3d_reg.h
@@ -57,7 +57,8 @@
SVGA3D_HWVERSION_WS6_B1 = SVGA3D_MAKE_HWVERSION(1, 1),
SVGA3D_HWVERSION_FUSION_11 = SVGA3D_MAKE_HWVERSION(1, 4),
SVGA3D_HWVERSION_WS65_B1 = SVGA3D_MAKE_HWVERSION(2, 0),
- SVGA3D_HWVERSION_CURRENT = SVGA3D_HWVERSION_WS65_B1,
+ SVGA3D_HWVERSION_WS8_B1 = SVGA3D_MAKE_HWVERSION(2, 1),
+ SVGA3D_HWVERSION_CURRENT = SVGA3D_HWVERSION_WS8_B1,
} SVGA3dHardwareVersion;
/*
@@ -67,7 +68,8 @@
typedef uint32 SVGA3dBool; /* 32-bit Bool definition */
#define SVGA3D_NUM_CLIPPLANES 6
#define SVGA3D_MAX_SIMULTANEOUS_RENDER_TARGETS 8
-
+#define SVGA3D_MAX_CONTEXT_IDS 256
+#define SVGA3D_MAX_SURFACE_IDS (32 * 1024)
/*
* Surface formats.
@@ -79,76 +81,91 @@
*/
typedef enum SVGA3dSurfaceFormat {
- SVGA3D_FORMAT_INVALID = 0,
+ SVGA3D_FORMAT_INVALID = 0,
- SVGA3D_X8R8G8B8 = 1,
- SVGA3D_A8R8G8B8 = 2,
+ SVGA3D_X8R8G8B8 = 1,
+ SVGA3D_A8R8G8B8 = 2,
- SVGA3D_R5G6B5 = 3,
- SVGA3D_X1R5G5B5 = 4,
- SVGA3D_A1R5G5B5 = 5,
- SVGA3D_A4R4G4B4 = 6,
+ SVGA3D_R5G6B5 = 3,
+ SVGA3D_X1R5G5B5 = 4,
+ SVGA3D_A1R5G5B5 = 5,
+ SVGA3D_A4R4G4B4 = 6,
- SVGA3D_Z_D32 = 7,
- SVGA3D_Z_D16 = 8,
- SVGA3D_Z_D24S8 = 9,
- SVGA3D_Z_D15S1 = 10,
+ SVGA3D_Z_D32 = 7,
+ SVGA3D_Z_D16 = 8,
+ SVGA3D_Z_D24S8 = 9,
+ SVGA3D_Z_D15S1 = 10,
- SVGA3D_LUMINANCE8 = 11,
- SVGA3D_LUMINANCE4_ALPHA4 = 12,
- SVGA3D_LUMINANCE16 = 13,
- SVGA3D_LUMINANCE8_ALPHA8 = 14,
+ SVGA3D_LUMINANCE8 = 11,
+ SVGA3D_LUMINANCE4_ALPHA4 = 12,
+ SVGA3D_LUMINANCE16 = 13,
+ SVGA3D_LUMINANCE8_ALPHA8 = 14,
- SVGA3D_DXT1 = 15,
- SVGA3D_DXT2 = 16,
- SVGA3D_DXT3 = 17,
- SVGA3D_DXT4 = 18,
- SVGA3D_DXT5 = 19,
+ SVGA3D_DXT1 = 15,
+ SVGA3D_DXT2 = 16,
+ SVGA3D_DXT3 = 17,
+ SVGA3D_DXT4 = 18,
+ SVGA3D_DXT5 = 19,
- SVGA3D_BUMPU8V8 = 20,
- SVGA3D_BUMPL6V5U5 = 21,
- SVGA3D_BUMPX8L8V8U8 = 22,
- SVGA3D_BUMPL8V8U8 = 23,
+ SVGA3D_BUMPU8V8 = 20,
+ SVGA3D_BUMPL6V5U5 = 21,
+ SVGA3D_BUMPX8L8V8U8 = 22,
+ SVGA3D_BUMPL8V8U8 = 23,
- SVGA3D_ARGB_S10E5 = 24, /* 16-bit floating-point ARGB */
- SVGA3D_ARGB_S23E8 = 25, /* 32-bit floating-point ARGB */
+ SVGA3D_ARGB_S10E5 = 24, /* 16-bit floating-point ARGB */
+ SVGA3D_ARGB_S23E8 = 25, /* 32-bit floating-point ARGB */
- SVGA3D_A2R10G10B10 = 26,
+ SVGA3D_A2R10G10B10 = 26,
/* signed formats */
- SVGA3D_V8U8 = 27,
- SVGA3D_Q8W8V8U8 = 28,
- SVGA3D_CxV8U8 = 29,
+ SVGA3D_V8U8 = 27,
+ SVGA3D_Q8W8V8U8 = 28,
+ SVGA3D_CxV8U8 = 29,
/* mixed formats */
- SVGA3D_X8L8V8U8 = 30,
- SVGA3D_A2W10V10U10 = 31,
+ SVGA3D_X8L8V8U8 = 30,
+ SVGA3D_A2W10V10U10 = 31,
- SVGA3D_ALPHA8 = 32,
+ SVGA3D_ALPHA8 = 32,
/* Single- and dual-component floating point formats */
- SVGA3D_R_S10E5 = 33,
- SVGA3D_R_S23E8 = 34,
- SVGA3D_RG_S10E5 = 35,
- SVGA3D_RG_S23E8 = 36,
+ SVGA3D_R_S10E5 = 33,
+ SVGA3D_R_S23E8 = 34,
+ SVGA3D_RG_S10E5 = 35,
+ SVGA3D_RG_S23E8 = 36,
/*
* Any surface can be used as a buffer object, but SVGA3D_BUFFER is
* the most efficient format to use when creating new surfaces
* expressly for index or vertex data.
*/
- SVGA3D_BUFFER = 37,
- SVGA3D_Z_D24X8 = 38,
+ SVGA3D_BUFFER = 37,
- SVGA3D_V16U16 = 39,
+ SVGA3D_Z_D24X8 = 38,
- SVGA3D_G16R16 = 40,
- SVGA3D_A16B16G16R16 = 41,
+ SVGA3D_V16U16 = 39,
+
+ SVGA3D_G16R16 = 40,
+ SVGA3D_A16B16G16R16 = 41,
/* Packed Video formats */
- SVGA3D_UYVY = 42,
- SVGA3D_YUY2 = 43,
+ SVGA3D_UYVY = 42,
+ SVGA3D_YUY2 = 43,
+
+ /* Planar video formats */
+ SVGA3D_NV12 = 44,
+
+ /* Video format with alpha */
+ SVGA3D_AYUV = 45,
+
+ SVGA3D_BC4_UNORM = 108,
+ SVGA3D_BC5_UNORM = 111,
+
+ /* Advanced D3D9 depth formats. */
+ SVGA3D_Z_DF16 = 118,
+ SVGA3D_Z_DF24 = 119,
+ SVGA3D_Z_D24S8_INT = 120,
SVGA3D_FORMAT_MAX
} SVGA3dSurfaceFormat;
@@ -414,10 +431,20 @@
SVGA3D_RS_SRCBLENDALPHA = 94, /* SVGA3dBlendOp */
SVGA3D_RS_DSTBLENDALPHA = 95, /* SVGA3dBlendOp */
SVGA3D_RS_BLENDEQUATIONALPHA = 96, /* SVGA3dBlendEquation */
+ SVGA3D_RS_TRANSPARENCYANTIALIAS = 97, /* SVGA3dTransparencyAntialiasType */
+ SVGA3D_RS_LINEAA = 98, /* SVGA3dBool */
+ SVGA3D_RS_LINEWIDTH = 99, /* float */
SVGA3D_RS_MAX
} SVGA3dRenderStateName;
typedef enum {
+ SVGA3D_TRANSPARENCYANTIALIAS_NORMAL = 0,
+ SVGA3D_TRANSPARENCYANTIALIAS_ALPHATOCOVERAGE = 1,
+ SVGA3D_TRANSPARENCYANTIALIAS_SUPERSAMPLE = 2,
+ SVGA3D_TRANSPARENCYANTIALIAS_MAX
+} SVGA3dTransparencyAntialiasType;
+
+typedef enum {
SVGA3D_VERTEXMATERIAL_NONE = 0, /* Use the value in the current material */
SVGA3D_VERTEXMATERIAL_DIFFUSE = 1, /* Use the value in the diffuse component */
SVGA3D_VERTEXMATERIAL_SPECULAR = 2, /* Use the value in the specular component */
@@ -728,10 +755,10 @@
SVGA3D_TEX_FILTER_NEAREST = 1,
SVGA3D_TEX_FILTER_LINEAR = 2,
SVGA3D_TEX_FILTER_ANISOTROPIC = 3,
- SVGA3D_TEX_FILTER_FLATCUBIC = 4, // Deprecated, not implemented
- SVGA3D_TEX_FILTER_GAUSSIANCUBIC = 5, // Deprecated, not implemented
- SVGA3D_TEX_FILTER_PYRAMIDALQUAD = 6, // Not currently implemented
- SVGA3D_TEX_FILTER_GAUSSIANQUAD = 7, // Not currently implemented
+ SVGA3D_TEX_FILTER_FLATCUBIC = 4, /* Deprecated, not implemented */
+ SVGA3D_TEX_FILTER_GAUSSIANCUBIC = 5, /* Deprecated, not implemented */
+ SVGA3D_TEX_FILTER_PYRAMIDALQUAD = 6, /* Not currently implemented */
+ SVGA3D_TEX_FILTER_GAUSSIANQUAD = 7, /* Not currently implemented */
SVGA3D_TEX_FILTER_MAX
} SVGA3dTextureFilter;
@@ -799,19 +826,19 @@
typedef enum {
SVGA3D_DECLUSAGE_POSITION = 0,
- SVGA3D_DECLUSAGE_BLENDWEIGHT, // 1
- SVGA3D_DECLUSAGE_BLENDINDICES, // 2
- SVGA3D_DECLUSAGE_NORMAL, // 3
- SVGA3D_DECLUSAGE_PSIZE, // 4
- SVGA3D_DECLUSAGE_TEXCOORD, // 5
- SVGA3D_DECLUSAGE_TANGENT, // 6
- SVGA3D_DECLUSAGE_BINORMAL, // 7
- SVGA3D_DECLUSAGE_TESSFACTOR, // 8
- SVGA3D_DECLUSAGE_POSITIONT, // 9
- SVGA3D_DECLUSAGE_COLOR, // 10
- SVGA3D_DECLUSAGE_FOG, // 11
- SVGA3D_DECLUSAGE_DEPTH, // 12
- SVGA3D_DECLUSAGE_SAMPLE, // 13
+ SVGA3D_DECLUSAGE_BLENDWEIGHT, /* 1 */
+ SVGA3D_DECLUSAGE_BLENDINDICES, /* 2 */
+ SVGA3D_DECLUSAGE_NORMAL, /* 3 */
+ SVGA3D_DECLUSAGE_PSIZE, /* 4 */
+ SVGA3D_DECLUSAGE_TEXCOORD, /* 5 */
+ SVGA3D_DECLUSAGE_TANGENT, /* 6 */
+ SVGA3D_DECLUSAGE_BINORMAL, /* 7 */
+ SVGA3D_DECLUSAGE_TESSFACTOR, /* 8 */
+ SVGA3D_DECLUSAGE_POSITIONT, /* 9 */
+ SVGA3D_DECLUSAGE_COLOR, /* 10 */
+ SVGA3D_DECLUSAGE_FOG, /* 11 */
+ SVGA3D_DECLUSAGE_DEPTH, /* 12 */
+ SVGA3D_DECLUSAGE_SAMPLE, /* 13 */
SVGA3D_DECLUSAGE_MAX
} SVGA3dDeclUsage;
@@ -819,10 +846,10 @@
SVGA3D_DECLMETHOD_DEFAULT = 0,
SVGA3D_DECLMETHOD_PARTIALU,
SVGA3D_DECLMETHOD_PARTIALV,
- SVGA3D_DECLMETHOD_CROSSUV, // Normal
+ SVGA3D_DECLMETHOD_CROSSUV, /* Normal */
SVGA3D_DECLMETHOD_UV,
- SVGA3D_DECLMETHOD_LOOKUP, // Lookup a displacement map
- SVGA3D_DECLMETHOD_LOOKUPPRESAMPLED, // Lookup a pre-sampled displacement map
+ SVGA3D_DECLMETHOD_LOOKUP, /* Lookup a displacement map */
+ SVGA3D_DECLMETHOD_LOOKUPPRESAMPLED, /* Lookup a pre-sampled displacement map */
} SVGA3dDeclMethod;
typedef enum {
@@ -930,7 +957,6 @@
} SVGA3dCubeFace;
typedef enum {
- SVGA3D_SHADERTYPE_COMPILED_DX8 = 0,
SVGA3D_SHADERTYPE_VS = 1,
SVGA3D_SHADERTYPE_PS = 2,
SVGA3D_SHADERTYPE_MAX
@@ -968,12 +994,18 @@
} SVGA3dTransferType;
/*
- * The maximum number vertex arrays we're guaranteed to support in
+ * The maximum number of vertex arrays we're guaranteed to support in
* SVGA_3D_CMD_DRAWPRIMITIVES.
*/
#define SVGA3D_MAX_VERTEX_ARRAYS 32
/*
+ * The maximum number of primitive ranges we're guaranteed to support
+ * in SVGA_3D_CMD_DRAWPRIMITIVES.
+ */
+#define SVGA3D_MAX_DRAW_PRIMITIVE_RANGES 32
+
+/*
* Identifiers for commands in the command FIFO.
*
* IDs between 1000 and 1039 (inclusive) were used by obsolete versions of
@@ -990,7 +1022,7 @@
#define SVGA_3D_CMD_LEGACY_BASE 1000
#define SVGA_3D_CMD_BASE 1040
-#define SVGA_3D_CMD_SURFACE_DEFINE SVGA_3D_CMD_BASE + 0
+#define SVGA_3D_CMD_SURFACE_DEFINE SVGA_3D_CMD_BASE + 0 /* Deprecated */
#define SVGA_3D_CMD_SURFACE_DESTROY SVGA_3D_CMD_BASE + 1
#define SVGA_3D_CMD_SURFACE_COPY SVGA_3D_CMD_BASE + 2
#define SVGA_3D_CMD_SURFACE_STRETCHBLT SVGA_3D_CMD_BASE + 3
@@ -1008,7 +1040,7 @@
#define SVGA_3D_CMD_SETVIEWPORT SVGA_3D_CMD_BASE + 15
#define SVGA_3D_CMD_SETCLIPPLANE SVGA_3D_CMD_BASE + 16
#define SVGA_3D_CMD_CLEAR SVGA_3D_CMD_BASE + 17
-#define SVGA_3D_CMD_PRESENT SVGA_3D_CMD_BASE + 18 // Deprecated
+#define SVGA_3D_CMD_PRESENT SVGA_3D_CMD_BASE + 18 /* Deprecated */
#define SVGA_3D_CMD_SHADER_DEFINE SVGA_3D_CMD_BASE + 19
#define SVGA_3D_CMD_SHADER_DESTROY SVGA_3D_CMD_BASE + 20
#define SVGA_3D_CMD_SET_SHADER SVGA_3D_CMD_BASE + 21
@@ -1018,9 +1050,13 @@
#define SVGA_3D_CMD_BEGIN_QUERY SVGA_3D_CMD_BASE + 25
#define SVGA_3D_CMD_END_QUERY SVGA_3D_CMD_BASE + 26
#define SVGA_3D_CMD_WAIT_FOR_QUERY SVGA_3D_CMD_BASE + 27
-#define SVGA_3D_CMD_PRESENT_READBACK SVGA_3D_CMD_BASE + 28 // Deprecated
+#define SVGA_3D_CMD_PRESENT_READBACK SVGA_3D_CMD_BASE + 28 /* Deprecated */
#define SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN SVGA_3D_CMD_BASE + 29
-#define SVGA_3D_CMD_MAX SVGA_3D_CMD_BASE + 30
+#define SVGA_3D_CMD_SURFACE_DEFINE_V2 SVGA_3D_CMD_BASE + 30
+#define SVGA_3D_CMD_GENERATE_MIPMAPS SVGA_3D_CMD_BASE + 31
+#define SVGA_3D_CMD_ACTIVATE_SURFACE SVGA_3D_CMD_BASE + 40
+#define SVGA_3D_CMD_DEACTIVATE_SURFACE SVGA_3D_CMD_BASE + 41
+#define SVGA_3D_CMD_MAX SVGA_3D_CMD_BASE + 42
#define SVGA_3D_CMD_FUTURE_MAX 2000
@@ -1031,9 +1067,9 @@
typedef struct {
union {
struct {
- uint16 function; // SVGA3dFogFunction
- uint8 type; // SVGA3dFogType
- uint8 base; // SVGA3dFogBase
+ uint16 function; /* SVGA3dFogFunction */
+ uint8 type; /* SVGA3dFogType */
+ uint8 base; /* SVGA3dFogBase */
};
uint32 uintValue;
};
@@ -1109,6 +1145,8 @@
SVGA3D_SURFACE_HINT_RENDERTARGET = (1 << 6),
SVGA3D_SURFACE_HINT_DEPTHSTENCIL = (1 << 7),
SVGA3D_SURFACE_HINT_WRITEONLY = (1 << 8),
+ SVGA3D_SURFACE_MASKABLE_ANTIALIAS = (1 << 9),
+ SVGA3D_SURFACE_AUTOGENMIPMAPS = (1 << 10),
} SVGA3dSurfaceFlags;
typedef
@@ -1121,6 +1159,12 @@
uint32 sid;
SVGA3dSurfaceFlags surfaceFlags;
SVGA3dSurfaceFormat format;
+ /*
+ * If surfaceFlags has SVGA3D_SURFACE_CUBEMAP bit set, all SVGA3dSurfaceFace
+ * structures must have the same value of numMipLevels field.
+ * Otherwise, all but the first SVGA3dSurfaceFace structures must have the
+ * numMipLevels set to 0.
+ */
SVGA3dSurfaceFace face[SVGA3D_MAX_SURFACE_FACES];
/*
* Followed by an SVGA3dSize structure for each mip level in each face.
@@ -1135,6 +1179,31 @@
typedef
struct {
+ uint32 sid;
+ SVGA3dSurfaceFlags surfaceFlags;
+ SVGA3dSurfaceFormat format;
+ /*
+ * If surfaceFlags has SVGA3D_SURFACE_CUBEMAP bit set, all SVGA3dSurfaceFace
+ * structures must have the same value of numMipLevels field.
+ * Otherwise, all but the first SVGA3dSurfaceFace structures must have the
+ * numMipLevels set to 0.
+ */
+ SVGA3dSurfaceFace face[SVGA3D_MAX_SURFACE_FACES];
+ uint32 multisampleCount;
+ SVGA3dTextureFilter autogenFilter;
+ /*
+ * Followed by an SVGA3dSize structure for each mip level in each face.
+ *
+ * A note on surface sizes: Sizes are always specified in pixels,
+ * even if the true surface size is not a multiple of the minimum
+ * block size of the surface's format. For example, a 3x3x1 DXT1
+ * compressed texture would actually be stored as a 4x4x1 image in
+ * memory.
+ */
+} SVGA3dCmdDefineSurface_v2; /* SVGA_3D_CMD_SURFACE_DEFINE_V2 */
+
+typedef
+struct {
uint32 sid;
} SVGA3dCmdDestroySurface; /* SVGA_3D_CMD_SURFACE_DESTROY */
@@ -1474,10 +1543,12 @@
* SVGA3dCmdDrawPrimitives structure. In order,
* they are:
*
- * 1. SVGA3dVertexDecl, quantity 'numVertexDecls'
- * 2. SVGA3dPrimitiveRange, quantity 'numRanges'
+ * 1. SVGA3dVertexDecl, quantity 'numVertexDecls', but no more than
+ * SVGA3D_MAX_VERTEX_ARRAYS;
+ * 2. SVGA3dPrimitiveRange, quantity 'numRanges', but no more than
+ * SVGA3D_MAX_DRAW_PRIMITIVE_RANGES;
* 3. Optionally, SVGA3dVertexDivisor, quantity 'numVertexDecls' (contains
- * the frequency divisor for this the corresponding vertex decl)
+ * the frequency divisor for the corresponding vertex decl).
*/
} SVGA3dCmdDrawPrimitives; /* SVGA_3D_CMD_DRAWPRIMITIVES */
@@ -1671,6 +1742,12 @@
/* Clipping: zero or more SVGASignedRects follow */
} SVGA3dCmdBlitSurfaceToScreen; /* SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN */
+typedef
+struct {
+ uint32 sid;
+ SVGA3dTextureFilter filter;
+} SVGA3dCmdGenerateMipmaps; /* SVGA_3D_CMD_GENERATE_MIPMAPS */
+
/*
* Capability query index.
@@ -1774,6 +1851,32 @@
SVGA3D_DEVCAP_SURFACEFMT_A16B16G16R16 = 67,
SVGA3D_DEVCAP_SURFACEFMT_UYVY = 68,
SVGA3D_DEVCAP_SURFACEFMT_YUY2 = 69,
+ SVGA3D_DEVCAP_MULTISAMPLE_NONMASKABLESAMPLES = 70,
+ SVGA3D_DEVCAP_MULTISAMPLE_MASKABLESAMPLES = 71,
+ SVGA3D_DEVCAP_ALPHATOCOVERAGE = 72,
+ SVGA3D_DEVCAP_SUPERSAMPLE = 73,
+ SVGA3D_DEVCAP_AUTOGENMIPMAPS = 74,
+ SVGA3D_DEVCAP_SURFACEFMT_NV12 = 75,
+ SVGA3D_DEVCAP_SURFACEFMT_AYUV = 76,
+
+ /*
+ * This is the maximum number of SVGA context IDs that the guest
+ * can define using SVGA_3D_CMD_CONTEXT_DEFINE.
+ */
+ SVGA3D_DEVCAP_MAX_CONTEXT_IDS = 77,
+
+ /*
+ * This is the maximum number of SVGA surface IDs that the guest
+ * can define using SVGA_3D_CMD_SURFACE_DEFINE*.
+ */
+ SVGA3D_DEVCAP_MAX_SURFACE_IDS = 78,
+
+ SVGA3D_DEVCAP_SURFACEFMT_Z_DF16 = 79,
+ SVGA3D_DEVCAP_SURFACEFMT_Z_DF24 = 80,
+ SVGA3D_DEVCAP_SURFACEFMT_Z_D24S8_INT = 81,
+
+ SVGA3D_DEVCAP_SURFACEFMT_BC4_UNORM = 82,
+ SVGA3D_DEVCAP_SURFACEFMT_BC5_UNORM = 83,
/*
* Don't add new caps into the previous section; the values in this
diff --git a/drivers/gpu/drm/vmwgfx/svga_escape.h b/drivers/gpu/drm/vmwgfx/svga_escape.h
index 7b85e9b..8e8d968 100644
--- a/drivers/gpu/drm/vmwgfx/svga_escape.h
+++ b/drivers/gpu/drm/vmwgfx/svga_escape.h
@@ -75,7 +75,7 @@
*/
#define SVGA_ESCAPE_VMWARE_HINT 0x00030000
-#define SVGA_ESCAPE_VMWARE_HINT_FULLSCREEN 0x00030001 // Deprecated
+#define SVGA_ESCAPE_VMWARE_HINT_FULLSCREEN 0x00030001 /* Deprecated */
typedef
struct {
diff --git a/drivers/gpu/drm/vmwgfx/svga_overlay.h b/drivers/gpu/drm/vmwgfx/svga_overlay.h
index f753d73..f38416f 100644
--- a/drivers/gpu/drm/vmwgfx/svga_overlay.h
+++ b/drivers/gpu/drm/vmwgfx/svga_overlay.h
@@ -38,9 +38,9 @@
* Video formats we support
*/
-#define VMWARE_FOURCC_YV12 0x32315659 // 'Y' 'V' '1' '2'
-#define VMWARE_FOURCC_YUY2 0x32595559 // 'Y' 'U' 'Y' '2'
-#define VMWARE_FOURCC_UYVY 0x59565955 // 'U' 'Y' 'V' 'Y'
+#define VMWARE_FOURCC_YV12 0x32315659 /* 'Y' 'V' '1' '2' */
+#define VMWARE_FOURCC_YUY2 0x32595559 /* 'Y' 'U' 'Y' '2' */
+#define VMWARE_FOURCC_UYVY 0x59565955 /* 'U' 'Y' 'V' 'Y' */
typedef enum {
SVGA_OVERLAY_FORMAT_INVALID = 0,
@@ -68,7 +68,7 @@
uint32 streamId;
} header;
- // May include zero or more items.
+ /* May include zero or more items. */
struct {
uint32 registerId;
uint32 value;
@@ -134,12 +134,12 @@
*/
static inline bool
-VMwareVideoGetAttributes(const SVGAOverlayFormat format, // IN
- uint32 *width, // IN / OUT
- uint32 *height, // IN / OUT
- uint32 *size, // OUT
- uint32 *pitches, // OUT (optional)
- uint32 *offsets) // OUT (optional)
+VMwareVideoGetAttributes(const SVGAOverlayFormat format, /* IN */
+ uint32 *width, /* IN / OUT */
+ uint32 *height, /* IN / OUT */
+ uint32 *size, /* OUT */
+ uint32 *pitches, /* OUT (optional) */
+ uint32 *offsets) /* OUT (optional) */
{
int tmp;
@@ -198,4 +198,4 @@
return true;
}
-#endif // _SVGA_OVERLAY_H_
+#endif /* _SVGA_OVERLAY_H_ */
diff --git a/drivers/gpu/drm/vmwgfx/svga_reg.h b/drivers/gpu/drm/vmwgfx/svga_reg.h
index ec5aad9..01f63cb 100644
--- a/drivers/gpu/drm/vmwgfx/svga_reg.h
+++ b/drivers/gpu/drm/vmwgfx/svga_reg.h
@@ -276,7 +276,7 @@
* possible.
*/
#define SVGA_GMR_NULL ((uint32) -1)
-#define SVGA_GMR_FRAMEBUFFER ((uint32) -2) // Guest Framebuffer (GFB)
+#define SVGA_GMR_FRAMEBUFFER ((uint32) -2) /* Guest Framebuffer (GFB) */
typedef
struct SVGAGuestMemDescriptor {
@@ -317,13 +317,35 @@
struct {
uint32 bitsPerPixel : 8;
uint32 colorDepth : 8;
- uint32 reserved : 16; // Must be zero
+ uint32 reserved : 16; /* Must be zero */
};
uint32 value;
};
} SVGAGMRImageFormat;
+typedef
+struct SVGAGuestImage {
+ SVGAGuestPtr ptr;
+
+ /*
+ * A note on interpretation of pitch: This value of pitch is the
+ * number of bytes between vertically adjacent image
+ * blocks. Normally this is the number of bytes between the first
+ * pixel of two adjacent scanlines. With compressed textures,
+ * however, this may represent the number of bytes between
+ * compression blocks rather than between rows of pixels.
+ *
+ * XXX: Compressed textures currently must be tightly packed in guest memory.
+ *
+ * If the image is 1-dimensional, pitch is ignored.
+ *
+ * If 'pitch' is zero, the SVGA3D device calculates a pitch value
+ * assuming each row of blocks is tightly packed.
+ */
+ uint32 pitch;
+} SVGAGuestImage;
+
/*
* SVGAColorBGRX --
*
@@ -339,7 +361,7 @@
uint32 b : 8;
uint32 g : 8;
uint32 r : 8;
- uint32 x : 8; // Unused
+ uint32 x : 8; /* Unused */
};
uint32 value;
@@ -395,16 +417,16 @@
#define SVGA_CAP_NONE 0x00000000
#define SVGA_CAP_RECT_COPY 0x00000002
#define SVGA_CAP_CURSOR 0x00000020
-#define SVGA_CAP_CURSOR_BYPASS 0x00000040 // Legacy (Use Cursor Bypass 3 instead)
-#define SVGA_CAP_CURSOR_BYPASS_2 0x00000080 // Legacy (Use Cursor Bypass 3 instead)
+#define SVGA_CAP_CURSOR_BYPASS 0x00000040 /* Legacy (Use Cursor Bypass 3 instead) */
+#define SVGA_CAP_CURSOR_BYPASS_2 0x00000080 /* Legacy (Use Cursor Bypass 3 instead) */
#define SVGA_CAP_8BIT_EMULATION 0x00000100
#define SVGA_CAP_ALPHA_CURSOR 0x00000200
#define SVGA_CAP_3D 0x00004000
#define SVGA_CAP_EXTENDED_FIFO 0x00008000
-#define SVGA_CAP_MULTIMON 0x00010000 // Legacy multi-monitor support
+#define SVGA_CAP_MULTIMON 0x00010000 /* Legacy multi-monitor support */
#define SVGA_CAP_PITCHLOCK 0x00020000
#define SVGA_CAP_IRQMASK 0x00040000
-#define SVGA_CAP_DISPLAY_TOPOLOGY 0x00080000 // Legacy multi-monitor support
+#define SVGA_CAP_DISPLAY_TOPOLOGY 0x00080000 /* Legacy multi-monitor support */
#define SVGA_CAP_GMR 0x00100000
#define SVGA_CAP_TRACES 0x00200000
#define SVGA_CAP_GMR2 0x00400000
@@ -453,7 +475,7 @@
SVGA_FIFO_CAPABILITIES = 4,
SVGA_FIFO_FLAGS,
- // Valid with SVGA_FIFO_CAP_FENCE:
+ /* Valid with SVGA_FIFO_CAP_FENCE: */
SVGA_FIFO_FENCE,
/*
@@ -466,33 +488,47 @@
* extended FIFO.
*/
- // Valid if exists (i.e. if extended FIFO enabled):
+ /* Valid if exists (i.e. if extended FIFO enabled): */
SVGA_FIFO_3D_HWVERSION, /* See SVGA3dHardwareVersion in svga3d_reg.h */
- // Valid with SVGA_FIFO_CAP_PITCHLOCK:
+ /* Valid with SVGA_FIFO_CAP_PITCHLOCK: */
SVGA_FIFO_PITCHLOCK,
- // Valid with SVGA_FIFO_CAP_CURSOR_BYPASS_3:
+ /* Valid with SVGA_FIFO_CAP_CURSOR_BYPASS_3: */
SVGA_FIFO_CURSOR_ON, /* Cursor bypass 3 show/hide register */
SVGA_FIFO_CURSOR_X, /* Cursor bypass 3 x register */
SVGA_FIFO_CURSOR_Y, /* Cursor bypass 3 y register */
SVGA_FIFO_CURSOR_COUNT, /* Incremented when any of the other 3 change */
SVGA_FIFO_CURSOR_LAST_UPDATED,/* Last time the host updated the cursor */
- // Valid with SVGA_FIFO_CAP_RESERVE:
+ /* Valid with SVGA_FIFO_CAP_RESERVE: */
SVGA_FIFO_RESERVED, /* Bytes past NEXT_CMD with real contents */
/*
- * Valid with SVGA_FIFO_CAP_SCREEN_OBJECT:
+ * Valid with SVGA_FIFO_CAP_SCREEN_OBJECT or SVGA_FIFO_CAP_SCREEN_OBJECT_2:
*
* By default this is SVGA_ID_INVALID, to indicate that the cursor
* coordinates are specified relative to the virtual root. If this
* is set to a specific screen ID, cursor position is reinterpreted
- * as a signed offset relative to that screen's origin. This is the
- * only way to place the cursor on a non-rooted screen.
+ * as a signed offset relative to that screen's origin.
*/
SVGA_FIFO_CURSOR_SCREEN_ID,
/*
+ * Valid with SVGA_FIFO_CAP_DEAD
+ *
+ * An arbitrary value written by the host, drivers should not use it.
+ */
+ SVGA_FIFO_DEAD,
+
+ /*
+ * Valid with SVGA_FIFO_CAP_3D_HWVERSION_REVISED:
+ *
+ * Contains 3D HWVERSION (see SVGA3dHardwareVersion in svga3d_reg.h)
+ * on platforms that can enforce graphics resource limits.
+ */
+ SVGA_FIFO_3D_HWVERSION_REVISED,
+
+ /*
* XXX: The gap here, up until SVGA_FIFO_3D_CAPS, can be used for new
* registers, but this must be done carefully and with judicious use of
* capability bits, since comparisons based on SVGA_FIFO_MIN aren't
@@ -530,7 +566,7 @@
* sets SVGA_FIFO_MIN high enough to leave room for them.
*/
- // Valid if register exists:
+ /* Valid if register exists: */
SVGA_FIFO_GUEST_3D_HWVERSION, /* Guest driver's 3D version */
SVGA_FIFO_FENCE_GOAL, /* Matching target for SVGA_IRQFLAG_FENCE_GOAL */
SVGA_FIFO_BUSY, /* See "FIFO Synchronization Registers" */
@@ -731,6 +767,37 @@
*
* - When a screen is resized, either using Screen Object commands or
* legacy multimon registers, its contents are preserved.
+ *
+ * SVGA_FIFO_CAP_GMR2 --
+ *
+ * Provides new commands to define and remap guest memory regions (GMR).
+ *
+ * New 2D commands:
+ * DEFINE_GMR2, REMAP_GMR2.
+ *
+ * SVGA_FIFO_CAP_3D_HWVERSION_REVISED --
+ *
+ * Indicates new register SVGA_FIFO_3D_HWVERSION_REVISED exists.
+ * This register may replace SVGA_FIFO_3D_HWVERSION on platforms
+ * that enforce graphics resource limits. This allows the platform
+ * to clear SVGA_FIFO_3D_HWVERSION and disable 3D in legacy guest
+ * drivers that do not limit their resources.
+ *
+ * Note this is an alias to SVGA_FIFO_CAP_GMR2 because these indicators
+ * are codependent (and thus we use a single capability bit).
+ *
+ * SVGA_FIFO_CAP_SCREEN_OBJECT_2 --
+ *
+ * Modifies the DEFINE_SCREEN command to include a guest provided
+ * backing store in GMR memory and the bytesPerLine for the backing
+ * store. This capability requires the use of a backing store when
+ * creating screen objects. However if SVGA_FIFO_CAP_SCREEN_OBJECT
+ * is present then backing stores are optional.
+ *
+ * SVGA_FIFO_CAP_DEAD --
+ *
+ * Drivers should not use this cap bit. This cap bit can not be
+ * reused since some hosts already expose it.
*/
#define SVGA_FIFO_CAP_NONE 0
@@ -742,6 +809,10 @@
#define SVGA_FIFO_CAP_ESCAPE (1<<5)
#define SVGA_FIFO_CAP_RESERVE (1<<6)
#define SVGA_FIFO_CAP_SCREEN_OBJECT (1<<7)
+#define SVGA_FIFO_CAP_GMR2 (1<<8)
+#define SVGA_FIFO_CAP_3D_HWVERSION_REVISED SVGA_FIFO_CAP_GMR2
+#define SVGA_FIFO_CAP_SCREEN_OBJECT_2 (1<<9)
+#define SVGA_FIFO_CAP_DEAD (1<<10)
/*
@@ -752,7 +823,7 @@
#define SVGA_FIFO_FLAG_NONE 0
#define SVGA_FIFO_FLAG_ACCELFRONT (1<<0)
-#define SVGA_FIFO_FLAG_RESERVED (1<<31) // Internal use only
+#define SVGA_FIFO_FLAG_RESERVED (1<<31) /* Internal use only */
/*
* FIFO reservation sentinel value
@@ -785,22 +856,22 @@
SVGA_VIDEO_DATA_OFFSET,
SVGA_VIDEO_FORMAT,
SVGA_VIDEO_COLORKEY,
- SVGA_VIDEO_SIZE, // Deprecated
+ SVGA_VIDEO_SIZE, /* Deprecated */
SVGA_VIDEO_WIDTH,
SVGA_VIDEO_HEIGHT,
SVGA_VIDEO_SRC_X,
SVGA_VIDEO_SRC_Y,
SVGA_VIDEO_SRC_WIDTH,
SVGA_VIDEO_SRC_HEIGHT,
- SVGA_VIDEO_DST_X, // Signed int32
- SVGA_VIDEO_DST_Y, // Signed int32
+ SVGA_VIDEO_DST_X, /* Signed int32 */
+ SVGA_VIDEO_DST_Y, /* Signed int32 */
SVGA_VIDEO_DST_WIDTH,
SVGA_VIDEO_DST_HEIGHT,
SVGA_VIDEO_PITCH_1,
SVGA_VIDEO_PITCH_2,
SVGA_VIDEO_PITCH_3,
- SVGA_VIDEO_DATA_GMRID, // Optional, defaults to SVGA_GMR_FRAMEBUFFER
- SVGA_VIDEO_DST_SCREEN_ID, // Optional, defaults to virtual coords (SVGA_ID_INVALID)
+ SVGA_VIDEO_DATA_GMRID, /* Optional, defaults to SVGA_GMR_FRAMEBUFFER */
+ SVGA_VIDEO_DST_SCREEN_ID, /* Optional, defaults to virtual coords (SVGA_ID_INVALID) */
SVGA_VIDEO_NUM_REGS
};
@@ -851,15 +922,51 @@
* compatibility. New flags can be added, and the struct may grow,
* but existing fields must retain their meaning.
*
+ * Added with SVGA_FIFO_CAP_SCREEN_OBJECT_2 are required fields of
+ * a SVGAGuestPtr that is used to back the screen contents. This
+ * memory must come from the GFB. The guest is not allowed to
+ * access the memory and doing so will have undefined results. The
+ * backing store is required to be page aligned and the size is
+ * padded to the next page boundry. The number of pages is:
+ * (bytesPerLine * size.width * 4 + PAGE_SIZE - 1) / PAGE_SIZE
+ *
+ * The pitch in the backingStore is required to be at least large
+ * enough to hold a 32bbp scanline. It is recommended that the
+ * driver pad bytesPerLine for a potential performance win.
+ *
+ * The cloneCount field is treated as a hint from the guest that
+ * the user wants this display to be cloned, countCount times. A
+ * value of zero means no cloning should happen.
*/
-#define SVGA_SCREEN_HAS_ROOT (1 << 0) // Screen is present in the virtual coord space
-#define SVGA_SCREEN_IS_PRIMARY (1 << 1) // Guest considers this screen to be 'primary'
-#define SVGA_SCREEN_FULLSCREEN_HINT (1 << 2) // Guest is running a fullscreen app here
+#define SVGA_SCREEN_MUST_BE_SET (1 << 0) /* Must be set or results undefined */
+#define SVGA_SCREEN_HAS_ROOT SVGA_SCREEN_MUST_BE_SET /* Deprecated */
+#define SVGA_SCREEN_IS_PRIMARY (1 << 1) /* Guest considers this screen to be 'primary' */
+#define SVGA_SCREEN_FULLSCREEN_HINT (1 << 2) /* Guest is running a fullscreen app here */
+
+/*
+ * Added with SVGA_FIFO_CAP_SCREEN_OBJECT_2. When the screen is
+ * deactivated the base layer is defined to lose all contents and
+ * become black. When a screen is deactivated the backing store is
+ * optional. When set backingPtr and bytesPerLine will be ignored.
+ */
+#define SVGA_SCREEN_DEACTIVATE (1 << 3)
+
+/*
+ * Added with SVGA_FIFO_CAP_SCREEN_OBJECT_2. When this flag is set
+ * the screen contents will be outputted as all black to the user
+ * though the base layer contents is preserved. The screen base layer
+ * can still be read and written to like normal though the no visible
+ * effect will be seen by the user. When the flag is changed the
+ * screen will be blanked or redrawn to the current contents as needed
+ * without any extra commands from the driver. This flag only has an
+ * effect when the screen is not deactivated.
+ */
+#define SVGA_SCREEN_BLANKING (1 << 4)
typedef
struct SVGAScreenObject {
- uint32 structSize; // sizeof(SVGAScreenObject)
+ uint32 structSize; /* sizeof(SVGAScreenObject) */
uint32 id;
uint32 flags;
struct {
@@ -869,7 +976,14 @@
struct {
int32 x;
int32 y;
- } root; // Only used if SVGA_SCREEN_HAS_ROOT is set.
+ } root;
+
+ /*
+ * Added and required by SVGA_FIFO_CAP_SCREEN_OBJECT_2, optional
+ * with SVGA_FIFO_CAP_SCREEN_OBJECT.
+ */
+ SVGAGuestImage backingStore;
+ uint32 cloneCount;
} SVGAScreenObject;
@@ -944,7 +1058,7 @@
*/
typedef
-struct {
+struct SVGAFifoCmdUpdate {
uint32 x;
uint32 y;
uint32 width;
@@ -963,7 +1077,7 @@
*/
typedef
-struct {
+struct SVGAFifoCmdRectCopy {
uint32 srcX;
uint32 srcY;
uint32 destX;
@@ -987,14 +1101,14 @@
*/
typedef
-struct {
- uint32 id; // Reserved, must be zero.
+struct SVGAFifoCmdDefineCursor {
+ uint32 id; /* Reserved, must be zero. */
uint32 hotspotX;
uint32 hotspotY;
uint32 width;
uint32 height;
- uint32 andMaskDepth; // Value must be 1 or equal to BITS_PER_PIXEL
- uint32 xorMaskDepth; // Value must be 1 or equal to BITS_PER_PIXEL
+ uint32 andMaskDepth; /* Value must be 1 or equal to BITS_PER_PIXEL */
+ uint32 xorMaskDepth; /* Value must be 1 or equal to BITS_PER_PIXEL */
/*
* Followed by scanline data for AND mask, then XOR mask.
* Each scanline is padded to a 32-bit boundary.
@@ -1016,8 +1130,8 @@
*/
typedef
-struct {
- uint32 id; // Reserved, must be zero.
+struct SVGAFifoCmdDefineAlphaCursor {
+ uint32 id; /* Reserved, must be zero. */
uint32 hotspotX;
uint32 hotspotY;
uint32 width;
@@ -1039,7 +1153,7 @@
*/
typedef
-struct {
+struct SVGAFifoCmdUpdateVerbose {
uint32 x;
uint32 y;
uint32 width;
@@ -1064,13 +1178,13 @@
#define SVGA_ROP_COPY 0x03
typedef
-struct {
- uint32 color; // In the same format as the GFB
+struct SVGAFifoCmdFrontRopFill {
+ uint32 color; /* In the same format as the GFB */
uint32 x;
uint32 y;
uint32 width;
uint32 height;
- uint32 rop; // Must be SVGA_ROP_COPY
+ uint32 rop; /* Must be SVGA_ROP_COPY */
} SVGAFifoCmdFrontRopFill;
@@ -1107,7 +1221,7 @@
*/
typedef
-struct {
+struct SVGAFifoCmdEscape {
uint32 nsid;
uint32 size;
/* followed by 'size' bytes of data */
@@ -1137,12 +1251,12 @@
* registers (SVGA_REG_NUM_GUEST_DISPLAYS, SVGA_REG_DISPLAY_*).
*
* Availability:
- * SVGA_FIFO_CAP_SCREEN_OBJECT
+ * SVGA_FIFO_CAP_SCREEN_OBJECT or SVGA_FIFO_CAP_SCREEN_OBJECT_2
*/
typedef
struct {
- SVGAScreenObject screen; // Variable-length according to version
+ SVGAScreenObject screen; /* Variable-length according to version */
} SVGAFifoCmdDefineScreen;
@@ -1153,7 +1267,7 @@
* re-use.
*
* Availability:
- * SVGA_FIFO_CAP_SCREEN_OBJECT
+ * SVGA_FIFO_CAP_SCREEN_OBJECT or SVGA_FIFO_CAP_SCREEN_OBJECT_2
*/
typedef
@@ -1206,7 +1320,7 @@
* GMRFB.
*
* Availability:
- * SVGA_FIFO_CAP_SCREEN_OBJECT
+ * SVGA_FIFO_CAP_SCREEN_OBJECT or SVGA_FIFO_CAP_SCREEN_OBJECT_2
*/
typedef
@@ -1243,7 +1357,7 @@
* SVGA_CMD_ANNOTATION_* commands for details.
*
* Availability:
- * SVGA_FIFO_CAP_SCREEN_OBJECT
+ * SVGA_FIFO_CAP_SCREEN_OBJECT or SVGA_FIFO_CAP_SCREEN_OBJECT_2
*/
typedef
@@ -1291,7 +1405,7 @@
* the time any subsequent FENCE commands are reached.
*
* Availability:
- * SVGA_FIFO_CAP_SCREEN_OBJECT
+ * SVGA_FIFO_CAP_SCREEN_OBJECT or SVGA_FIFO_CAP_SCREEN_OBJECT_2
*/
typedef
@@ -1326,7 +1440,7 @@
* user's display is being remoted over a network connection.
*
* Availability:
- * SVGA_FIFO_CAP_SCREEN_OBJECT
+ * SVGA_FIFO_CAP_SCREEN_OBJECT or SVGA_FIFO_CAP_SCREEN_OBJECT_2
*/
typedef
@@ -1358,7 +1472,7 @@
* undefined.
*
* Availability:
- * SVGA_FIFO_CAP_SCREEN_OBJECT
+ * SVGA_FIFO_CAP_SCREEN_OBJECT or SVGA_FIFO_CAP_SCREEN_OBJECT_2
*/
typedef
@@ -1381,8 +1495,7 @@
struct {
uint32 gmrId;
uint32 numPages;
-}
-SVGAFifoCmdDefineGMR2;
+} SVGAFifoCmdDefineGMR2;
/*
@@ -1424,8 +1537,8 @@
struct {
uint32 gmrId;
SVGARemapGMR2Flags flags;
- uint32 offsetPages; /* offset in pages to begin remap */
- uint32 numPages; /* number of pages to remap */
+ uint32 offsetPages; /* offset in pages to begin remap */
+ uint32 numPages; /* number of pages to remap */
/*
* Followed by additional data depending on SVGARemapGMR2Flags.
*
@@ -1434,7 +1547,6 @@
* (according to flag SVGA_REMAP_GMR2_PPN64) follows. If flag
* SVGA_REMAP_GMR2_SINGLE_PPN is set, array contains a single entry.
*/
-}
-SVGAFifoCmdRemapGMR2;
+} SVGAFifoCmdRemapGMR2;
#endif
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c
index 5d665ce..5a72ed9 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c
@@ -42,6 +42,10 @@
static uint32_t gmr_placement_flags = VMW_PL_FLAG_GMR |
TTM_PL_FLAG_CACHED;
+static uint32_t gmr_ne_placement_flags = VMW_PL_FLAG_GMR |
+ TTM_PL_FLAG_CACHED |
+ TTM_PL_FLAG_NO_EVICT;
+
struct ttm_placement vmw_vram_placement = {
.fpfn = 0,
.lpfn = 0,
@@ -56,6 +60,11 @@
VMW_PL_FLAG_GMR | TTM_PL_FLAG_CACHED
};
+static uint32_t gmr_vram_placement_flags[] = {
+ VMW_PL_FLAG_GMR | TTM_PL_FLAG_CACHED,
+ TTM_PL_FLAG_VRAM | TTM_PL_FLAG_CACHED
+};
+
struct ttm_placement vmw_vram_gmr_placement = {
.fpfn = 0,
.lpfn = 0,
@@ -65,6 +74,20 @@
.busy_placement = &gmr_placement_flags
};
+static uint32_t vram_gmr_ne_placement_flags[] = {
+ TTM_PL_FLAG_VRAM | TTM_PL_FLAG_CACHED | TTM_PL_FLAG_NO_EVICT,
+ VMW_PL_FLAG_GMR | TTM_PL_FLAG_CACHED | TTM_PL_FLAG_NO_EVICT
+};
+
+struct ttm_placement vmw_vram_gmr_ne_placement = {
+ .fpfn = 0,
+ .lpfn = 0,
+ .num_placement = 2,
+ .placement = vram_gmr_ne_placement_flags,
+ .num_busy_placement = 1,
+ .busy_placement = &gmr_ne_placement_flags
+};
+
struct ttm_placement vmw_vram_sys_placement = {
.fpfn = 0,
.lpfn = 0,
@@ -92,6 +115,30 @@
.busy_placement = &sys_placement_flags
};
+static uint32_t evictable_placement_flags[] = {
+ TTM_PL_FLAG_SYSTEM | TTM_PL_FLAG_CACHED,
+ TTM_PL_FLAG_VRAM | TTM_PL_FLAG_CACHED,
+ VMW_PL_FLAG_GMR | TTM_PL_FLAG_CACHED
+};
+
+struct ttm_placement vmw_evictable_placement = {
+ .fpfn = 0,
+ .lpfn = 0,
+ .num_placement = 3,
+ .placement = evictable_placement_flags,
+ .num_busy_placement = 1,
+ .busy_placement = &sys_placement_flags
+};
+
+struct ttm_placement vmw_srf_placement = {
+ .fpfn = 0,
+ .lpfn = 0,
+ .num_placement = 1,
+ .num_busy_placement = 2,
+ .placement = &gmr_placement_flags,
+ .busy_placement = gmr_vram_placement_flags
+};
+
struct vmw_ttm_backend {
struct ttm_backend backend;
struct page **pages;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c
new file mode 100644
index 0000000..3fa884d
--- /dev/null
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c
@@ -0,0 +1,322 @@
+/**************************************************************************
+ *
+ * Copyright © 2011 VMware, Inc., Palo Alto, CA., USA
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "ttm/ttm_placement.h"
+
+#include "drmP.h"
+#include "vmwgfx_drv.h"
+
+
+/**
+ * vmw_dmabuf_to_placement - Validate a buffer to placement.
+ *
+ * @dev_priv: Driver private.
+ * @buf: DMA buffer to move.
+ * @pin: Pin buffer if true.
+ * @interruptible: Use interruptible wait.
+ *
+ * May only be called by the current master since it assumes that the
+ * master lock is the current master's lock.
+ * This function takes the master's lock in write mode.
+ * Flushes and unpins the query bo to avoid failures.
+ *
+ * Returns
+ * -ERESTARTSYS if interrupted by a signal.
+ */
+int vmw_dmabuf_to_placement(struct vmw_private *dev_priv,
+ struct vmw_dma_buffer *buf,
+ struct ttm_placement *placement,
+ bool interruptible)
+{
+ struct vmw_master *vmaster = dev_priv->active_master;
+ struct ttm_buffer_object *bo = &buf->base;
+ int ret;
+
+ ret = ttm_write_lock(&vmaster->lock, interruptible);
+ if (unlikely(ret != 0))
+ return ret;
+
+ vmw_execbuf_release_pinned_bo(dev_priv, false, 0);
+
+ ret = ttm_bo_reserve(bo, interruptible, false, false, 0);
+ if (unlikely(ret != 0))
+ goto err;
+
+ ret = ttm_bo_validate(bo, placement, interruptible, false, false);
+
+ ttm_bo_unreserve(bo);
+
+err:
+ ttm_write_unlock(&vmaster->lock);
+ return ret;
+}
+
+/**
+ * vmw_dmabuf_to_vram_or_gmr - Move a buffer to vram or gmr.
+ *
+ * May only be called by the current master since it assumes that the
+ * master lock is the current master's lock.
+ * This function takes the master's lock in write mode.
+ * Flushes and unpins the query bo if @pin == true to avoid failures.
+ *
+ * @dev_priv: Driver private.
+ * @buf: DMA buffer to move.
+ * @pin: Pin buffer if true.
+ * @interruptible: Use interruptible wait.
+ *
+ * Returns
+ * -ERESTARTSYS if interrupted by a signal.
+ */
+int vmw_dmabuf_to_vram_or_gmr(struct vmw_private *dev_priv,
+ struct vmw_dma_buffer *buf,
+ bool pin, bool interruptible)
+{
+ struct vmw_master *vmaster = dev_priv->active_master;
+ struct ttm_buffer_object *bo = &buf->base;
+ struct ttm_placement *placement;
+ int ret;
+
+ ret = ttm_write_lock(&vmaster->lock, interruptible);
+ if (unlikely(ret != 0))
+ return ret;
+
+ if (pin)
+ vmw_execbuf_release_pinned_bo(dev_priv, false, 0);
+
+ ret = ttm_bo_reserve(bo, interruptible, false, false, 0);
+ if (unlikely(ret != 0))
+ goto err;
+
+ /**
+ * Put BO in VRAM if there is space, otherwise as a GMR.
+ * If there is no space in VRAM and GMR ids are all used up,
+ * start evicting GMRs to make room. If the DMA buffer can't be
+ * used as a GMR, this will return -ENOMEM.
+ */
+
+ if (pin)
+ placement = &vmw_vram_gmr_ne_placement;
+ else
+ placement = &vmw_vram_gmr_placement;
+
+ ret = ttm_bo_validate(bo, placement, interruptible, false, false);
+ if (likely(ret == 0) || ret == -ERESTARTSYS)
+ goto err_unreserve;
+
+
+ /**
+ * If that failed, try VRAM again, this time evicting
+ * previous contents.
+ */
+
+ if (pin)
+ placement = &vmw_vram_ne_placement;
+ else
+ placement = &vmw_vram_placement;
+
+ ret = ttm_bo_validate(bo, placement, interruptible, false, false);
+
+err_unreserve:
+ ttm_bo_unreserve(bo);
+err:
+ ttm_write_unlock(&vmaster->lock);
+ return ret;
+}
+
+/**
+ * vmw_dmabuf_to_vram - Move a buffer to vram.
+ *
+ * May only be called by the current master since it assumes that the
+ * master lock is the current master's lock.
+ * This function takes the master's lock in write mode.
+ *
+ * @dev_priv: Driver private.
+ * @buf: DMA buffer to move.
+ * @pin: Pin buffer in vram if true.
+ * @interruptible: Use interruptible wait.
+ *
+ * Returns
+ * -ERESTARTSYS if interrupted by a signal.
+ */
+int vmw_dmabuf_to_vram(struct vmw_private *dev_priv,
+ struct vmw_dma_buffer *buf,
+ bool pin, bool interruptible)
+{
+ struct ttm_placement *placement;
+
+ if (pin)
+ placement = &vmw_vram_ne_placement;
+ else
+ placement = &vmw_vram_placement;
+
+ return vmw_dmabuf_to_placement(dev_priv, buf,
+ placement,
+ interruptible);
+}
+
+/**
+ * vmw_dmabuf_to_start_of_vram - Move a buffer to start of vram.
+ *
+ * May only be called by the current master since it assumes that the
+ * master lock is the current master's lock.
+ * This function takes the master's lock in write mode.
+ * Flushes and unpins the query bo if @pin == true to avoid failures.
+ *
+ * @dev_priv: Driver private.
+ * @buf: DMA buffer to move.
+ * @pin: Pin buffer in vram if true.
+ * @interruptible: Use interruptible wait.
+ *
+ * Returns
+ * -ERESTARTSYS if interrupted by a signal.
+ */
+int vmw_dmabuf_to_start_of_vram(struct vmw_private *dev_priv,
+ struct vmw_dma_buffer *buf,
+ bool pin, bool interruptible)
+{
+ struct vmw_master *vmaster = dev_priv->active_master;
+ struct ttm_buffer_object *bo = &buf->base;
+ struct ttm_placement placement;
+ int ret = 0;
+
+ if (pin)
+ placement = vmw_vram_ne_placement;
+ else
+ placement = vmw_vram_placement;
+ placement.lpfn = bo->num_pages;
+
+ ret = ttm_write_lock(&vmaster->lock, interruptible);
+ if (unlikely(ret != 0))
+ return ret;
+
+ if (pin)
+ vmw_execbuf_release_pinned_bo(dev_priv, false, 0);
+
+ ret = ttm_bo_reserve(bo, interruptible, false, false, 0);
+ if (unlikely(ret != 0))
+ goto err_unlock;
+
+ /* Is this buffer already in vram but not at the start of it? */
+ if (bo->mem.mem_type == TTM_PL_VRAM &&
+ bo->mem.start < bo->num_pages &&
+ bo->mem.start > 0)
+ (void) ttm_bo_validate(bo, &vmw_sys_placement, false,
+ false, false);
+
+ ret = ttm_bo_validate(bo, &placement, interruptible, false, false);
+
+ /* For some reason we didn't up at the start of vram */
+ WARN_ON(ret == 0 && bo->offset != 0);
+
+ ttm_bo_unreserve(bo);
+err_unlock:
+ ttm_write_unlock(&vmaster->lock);
+
+ return ret;
+}
+
+
+/**
+ * vmw_dmabuf_upin - Unpin the buffer given buffer, does not move the buffer.
+ *
+ * May only be called by the current master since it assumes that the
+ * master lock is the current master's lock.
+ * This function takes the master's lock in write mode.
+ *
+ * @dev_priv: Driver private.
+ * @buf: DMA buffer to unpin.
+ * @interruptible: Use interruptible wait.
+ *
+ * Returns
+ * -ERESTARTSYS if interrupted by a signal.
+ */
+int vmw_dmabuf_unpin(struct vmw_private *dev_priv,
+ struct vmw_dma_buffer *buf,
+ bool interruptible)
+{
+ /*
+ * We could in theory early out if the buffer is
+ * unpinned but we need to lock and reserve the buffer
+ * anyways so we don't gain much by that.
+ */
+ return vmw_dmabuf_to_placement(dev_priv, buf,
+ &vmw_evictable_placement,
+ interruptible);
+}
+
+
+/**
+ * vmw_bo_get_guest_ptr - Get the guest ptr representing the current placement
+ * of a buffer.
+ *
+ * @bo: Pointer to a struct ttm_buffer_object. Must be pinned or reserved.
+ * @ptr: SVGAGuestPtr returning the result.
+ */
+void vmw_bo_get_guest_ptr(const struct ttm_buffer_object *bo,
+ SVGAGuestPtr *ptr)
+{
+ if (bo->mem.mem_type == TTM_PL_VRAM) {
+ ptr->gmrId = SVGA_GMR_FRAMEBUFFER;
+ ptr->offset = bo->offset;
+ } else {
+ ptr->gmrId = bo->mem.start;
+ ptr->offset = 0;
+ }
+}
+
+
+/**
+ * vmw_bo_pin - Pin or unpin a buffer object without moving it.
+ *
+ * @bo: The buffer object. Must be reserved, and present either in VRAM
+ * or GMR memory.
+ * @pin: Whether to pin or unpin.
+ *
+ */
+void vmw_bo_pin(struct ttm_buffer_object *bo, bool pin)
+{
+ uint32_t pl_flags;
+ struct ttm_placement placement;
+ uint32_t old_mem_type = bo->mem.mem_type;
+ int ret;
+
+ BUG_ON(!atomic_read(&bo->reserved));
+ BUG_ON(old_mem_type != TTM_PL_VRAM &&
+ old_mem_type != VMW_PL_FLAG_GMR);
+
+ pl_flags = TTM_PL_FLAG_VRAM | VMW_PL_FLAG_GMR | TTM_PL_FLAG_CACHED;
+ if (pin)
+ pl_flags |= TTM_PL_FLAG_NO_EVICT;
+
+ memset(&placement, 0, sizeof(placement));
+ placement.num_placement = 1;
+ placement.placement = &pl_flags;
+
+ ret = ttm_bo_validate(bo, &placement, false, true, true);
+
+ BUG_ON(ret != 0 || bo->mem.mem_type != old_mem_type);
+}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index d4829cb..e07dcf4 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -94,6 +94,15 @@
#define DRM_IOCTL_VMW_FENCE_UNREF \
DRM_IOW(DRM_COMMAND_BASE + DRM_VMW_FENCE_UNREF, \
struct drm_vmw_fence_arg)
+#define DRM_IOCTL_VMW_FENCE_EVENT \
+ DRM_IOW(DRM_COMMAND_BASE + DRM_VMW_FENCE_EVENT, \
+ struct drm_vmw_fence_event_arg)
+#define DRM_IOCTL_VMW_PRESENT \
+ DRM_IOW(DRM_COMMAND_BASE + DRM_VMW_PRESENT, \
+ struct drm_vmw_present_arg)
+#define DRM_IOCTL_VMW_PRESENT_READBACK \
+ DRM_IOW(DRM_COMMAND_BASE + DRM_VMW_PRESENT_READBACK, \
+ struct drm_vmw_present_readback_arg)
/**
* The core DRM version of this macro doesn't account for
@@ -144,8 +153,18 @@
DRM_AUTH | DRM_UNLOCKED),
VMW_IOCTL_DEF(VMW_FENCE_UNREF, vmw_fence_obj_unref_ioctl,
DRM_AUTH | DRM_UNLOCKED),
+ VMW_IOCTL_DEF(VMW_FENCE_EVENT,
+ vmw_fence_event_ioctl,
+ DRM_AUTH | DRM_UNLOCKED),
VMW_IOCTL_DEF(VMW_GET_3D_CAP, vmw_get_cap_3d_ioctl,
DRM_AUTH | DRM_UNLOCKED),
+
+ /* these allow direct access to the framebuffers mark as master only */
+ VMW_IOCTL_DEF(VMW_PRESENT, vmw_present_ioctl,
+ DRM_MASTER | DRM_AUTH | DRM_UNLOCKED),
+ VMW_IOCTL_DEF(VMW_PRESENT_READBACK,
+ vmw_present_readback_ioctl,
+ DRM_MASTER | DRM_AUTH | DRM_UNLOCKED),
};
static struct pci_device_id vmw_pci_id_list[] = {
@@ -200,6 +219,72 @@
DRM_INFO(" Screen Object 2.\n");
}
+
+/**
+ * vmw_execbuf_prepare_dummy_query - Initialize a query result structure at
+ * the start of a buffer object.
+ *
+ * @dev_priv: The device private structure.
+ *
+ * This function will idle the buffer using an uninterruptible wait, then
+ * map the first page and initialize a pending occlusion query result structure,
+ * Finally it will unmap the buffer.
+ *
+ * TODO: Since we're only mapping a single page, we should optimize the map
+ * to use kmap_atomic / iomap_atomic.
+ */
+static void vmw_dummy_query_bo_prepare(struct vmw_private *dev_priv)
+{
+ struct ttm_bo_kmap_obj map;
+ volatile SVGA3dQueryResult *result;
+ bool dummy;
+ int ret;
+ struct ttm_bo_device *bdev = &dev_priv->bdev;
+ struct ttm_buffer_object *bo = dev_priv->dummy_query_bo;
+
+ ttm_bo_reserve(bo, false, false, false, 0);
+ spin_lock(&bdev->fence_lock);
+ ret = ttm_bo_wait(bo, false, false, false, TTM_USAGE_READWRITE);
+ spin_unlock(&bdev->fence_lock);
+ if (unlikely(ret != 0))
+ (void) vmw_fallback_wait(dev_priv, false, true, 0, false,
+ 10*HZ);
+
+ ret = ttm_bo_kmap(bo, 0, 1, &map);
+ if (likely(ret == 0)) {
+ result = ttm_kmap_obj_virtual(&map, &dummy);
+ result->totalSize = sizeof(*result);
+ result->state = SVGA3D_QUERYSTATE_PENDING;
+ result->result32 = 0xff;
+ ttm_bo_kunmap(&map);
+ } else
+ DRM_ERROR("Dummy query buffer map failed.\n");
+ ttm_bo_unreserve(bo);
+}
+
+
+/**
+ * vmw_dummy_query_bo_create - create a bo to hold a dummy query result
+ *
+ * @dev_priv: A device private structure.
+ *
+ * This function creates a small buffer object that holds the query
+ * result for dummy queries emitted as query barriers.
+ * No interruptible waits are done within this function.
+ *
+ * Returns an error if bo creation fails.
+ */
+static int vmw_dummy_query_bo_create(struct vmw_private *dev_priv)
+{
+ return ttm_bo_create(&dev_priv->bdev,
+ PAGE_SIZE,
+ ttm_bo_type_device,
+ &vmw_vram_sys_placement,
+ 0, 0, false, NULL,
+ &dev_priv->dummy_query_bo);
+}
+
+
static int vmw_request_device(struct vmw_private *dev_priv)
{
int ret;
@@ -210,12 +295,29 @@
return ret;
}
vmw_fence_fifo_up(dev_priv->fman);
+ ret = vmw_dummy_query_bo_create(dev_priv);
+ if (unlikely(ret != 0))
+ goto out_no_query_bo;
+ vmw_dummy_query_bo_prepare(dev_priv);
return 0;
+
+out_no_query_bo:
+ vmw_fence_fifo_down(dev_priv->fman);
+ vmw_fifo_release(dev_priv, &dev_priv->fifo);
+ return ret;
}
static void vmw_release_device(struct vmw_private *dev_priv)
{
+ /*
+ * Previous destructions should've released
+ * the pinned bo.
+ */
+
+ BUG_ON(dev_priv->pinned_bo != NULL);
+
+ ttm_bo_unref(&dev_priv->dummy_query_bo);
vmw_fence_fifo_down(dev_priv->fman);
vmw_fifo_release(dev_priv, &dev_priv->fifo);
}
@@ -306,6 +408,8 @@
init_waitqueue_head(&dev_priv->fifo_queue);
dev_priv->fence_queue_waiters = 0;
atomic_set(&dev_priv->fifo_queue_waiters, 0);
+ INIT_LIST_HEAD(&dev_priv->surface_lru);
+ dev_priv->used_memory_size = 0;
dev_priv->io_start = pci_resource_start(dev->pdev, 0);
dev_priv->vram_start = pci_resource_start(dev->pdev, 1);
@@ -326,6 +430,10 @@
dev_priv->capabilities = vmw_read(dev_priv, SVGA_REG_CAPABILITIES);
+ dev_priv->vram_size = vmw_read(dev_priv, SVGA_REG_VRAM_SIZE);
+ dev_priv->mmio_size = vmw_read(dev_priv, SVGA_REG_MEM_SIZE);
+ dev_priv->fb_max_width = vmw_read(dev_priv, SVGA_REG_MAX_WIDTH);
+ dev_priv->fb_max_height = vmw_read(dev_priv, SVGA_REG_MAX_HEIGHT);
if (dev_priv->capabilities & SVGA_CAP_GMR) {
dev_priv->max_gmr_descriptors =
vmw_read(dev_priv,
@@ -338,13 +446,15 @@
vmw_read(dev_priv, SVGA_REG_GMRS_MAX_PAGES);
dev_priv->memory_size =
vmw_read(dev_priv, SVGA_REG_MEMORY_SIZE);
+ dev_priv->memory_size -= dev_priv->vram_size;
+ } else {
+ /*
+ * An arbitrary limit of 512MiB on surface
+ * memory. But all HWV8 hardware supports GMR2.
+ */
+ dev_priv->memory_size = 512*1024*1024;
}
- dev_priv->vram_size = vmw_read(dev_priv, SVGA_REG_VRAM_SIZE);
- dev_priv->mmio_size = vmw_read(dev_priv, SVGA_REG_MEM_SIZE);
- dev_priv->fb_max_width = vmw_read(dev_priv, SVGA_REG_MAX_WIDTH);
- dev_priv->fb_max_height = vmw_read(dev_priv, SVGA_REG_MAX_HEIGHT);
-
mutex_unlock(&dev_priv->hw_mutex);
vmw_print_capabilities(dev_priv->capabilities);
@@ -358,8 +468,8 @@
if (dev_priv->capabilities & SVGA_CAP_GMR2) {
DRM_INFO("Max number of GMR pages is %u\n",
(unsigned)dev_priv->max_gmr_pages);
- DRM_INFO("Max dedicated hypervisor graphics memory is %u\n",
- (unsigned)dev_priv->memory_size);
+ DRM_INFO("Max dedicated hypervisor surface memory is %u kiB\n",
+ (unsigned)dev_priv->memory_size / 1024);
}
DRM_INFO("VRAM at 0x%08x size is %u kiB\n",
dev_priv->vram_start, dev_priv->vram_size / 1024);
@@ -451,22 +561,30 @@
dev_priv->fman = vmw_fence_manager_init(dev_priv);
if (unlikely(dev_priv->fman == NULL))
goto out_no_fman;
+
+ /* Need to start the fifo to check if we can do screen objects */
+ ret = vmw_3d_resource_inc(dev_priv, true);
+ if (unlikely(ret != 0))
+ goto out_no_fifo;
+ vmw_kms_save_vga(dev_priv);
+
+ /* Start kms and overlay systems, needs fifo. */
ret = vmw_kms_init(dev_priv);
if (unlikely(ret != 0))
goto out_no_kms;
vmw_overlay_init(dev_priv);
+
+ /* 3D Depends on Screen Objects being used. */
+ DRM_INFO("Detected %sdevice 3D availability.\n",
+ vmw_fifo_have_3d(dev_priv) ?
+ "" : "no ");
+
+ /* We might be done with the fifo now */
if (dev_priv->enable_fb) {
- ret = vmw_3d_resource_inc(dev_priv, false);
- if (unlikely(ret != 0))
- goto out_no_fifo;
- vmw_kms_save_vga(dev_priv);
vmw_fb_init(dev_priv);
- DRM_INFO("%s", vmw_fifo_have_3d(dev_priv) ?
- "Detected device 3D availability.\n" :
- "Detected no device 3D availability.\n");
} else {
- DRM_INFO("Delayed 3D detection since we're not "
- "running the device in SVGA mode yet.\n");
+ vmw_kms_restore_vga(dev_priv);
+ vmw_3d_resource_dec(dev_priv, true);
}
if (dev_priv->capabilities & SVGA_CAP_IRQMASK) {
@@ -483,15 +601,17 @@
return 0;
out_no_irq:
- if (dev_priv->enable_fb) {
+ if (dev_priv->enable_fb)
vmw_fb_close(dev_priv);
+ vmw_overlay_close(dev_priv);
+ vmw_kms_close(dev_priv);
+out_no_kms:
+ /* We still have a 3D resource reference held */
+ if (dev_priv->enable_fb) {
vmw_kms_restore_vga(dev_priv);
vmw_3d_resource_dec(dev_priv, false);
}
out_no_fifo:
- vmw_overlay_close(dev_priv);
- vmw_kms_close(dev_priv);
-out_no_kms:
vmw_fence_manager_takedown(dev_priv->fman);
out_no_fman:
if (dev_priv->stealth)
@@ -771,7 +891,7 @@
vmw_fp->locked_master = drm_master_get(file_priv->master);
ret = ttm_vt_lock(&vmaster->lock, false, vmw_fp->tfile);
- vmw_kms_idle_workqueues(vmaster);
+ vmw_execbuf_release_pinned_bo(dev_priv, false, 0);
if (unlikely((ret != 0))) {
DRM_ERROR("Unable to lock TTM at VT switch.\n");
@@ -823,6 +943,7 @@
* This empties VRAM and unbinds all GMR bindings.
* Buffer contents is moved to swappable memory.
*/
+ vmw_execbuf_release_pinned_bo(dev_priv, false, 0);
ttm_bo_swapout_all(&dev_priv->bdev);
break;
@@ -964,7 +1085,8 @@
.release = drm_release,
.unlocked_ioctl = vmw_unlocked_ioctl,
.mmap = vmw_mmap,
- .poll = drm_poll,
+ .poll = vmw_fops_poll,
+ .read = vmw_fops_read,
.fasync = drm_fasync,
#if defined(CONFIG_COMPAT)
.compat_ioctl = drm_compat_ioctl,
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index 564a815..0e9b2ce 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -40,9 +40,9 @@
#include "ttm/ttm_module.h"
#include "vmwgfx_fence.h"
-#define VMWGFX_DRIVER_DATE "20110901"
+#define VMWGFX_DRIVER_DATE "20111008"
#define VMWGFX_DRIVER_MAJOR 2
-#define VMWGFX_DRIVER_MINOR 0
+#define VMWGFX_DRIVER_MINOR 2
#define VMWGFX_DRIVER_PATCHLEVEL 0
#define VMWGFX_FILE_PAGE_OFFSET 0x00100000
#define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
@@ -79,9 +79,11 @@
int id;
enum ttm_object_type res_type;
bool avail;
+ void (*remove_from_lists) (struct vmw_resource *res);
void (*hw_destroy) (struct vmw_resource *res);
void (*res_free) (struct vmw_resource *res);
- bool on_validate_list;
+ struct list_head validate_head;
+ struct list_head query_head; /* Protected by the cmdbuf mutex */
/* TODO is a generic snooper needed? */
#if 0
void (*snoop)(struct vmw_resource *res,
@@ -97,8 +99,12 @@
uint32_t *image;
};
+struct vmw_framebuffer;
+struct vmw_surface_offset;
+
struct vmw_surface {
struct vmw_resource res;
+ struct list_head lru_head; /* Protected by the resource lock */
uint32_t flags;
uint32_t format;
uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES];
@@ -109,6 +115,9 @@
/* TODO so far just a extra pointer */
struct vmw_cursor_snooper snooper;
+ struct ttm_buffer_object *backup;
+ struct vmw_surface_offset *offsets;
+ uint32_t backup_size;
};
struct vmw_marker_queue {
@@ -139,6 +148,8 @@
struct ida bo_list;
uint32_t last_cid;
bool cid_valid;
+ bool kernel; /**< is the called made from the kernel */
+ struct vmw_resource *cur_ctx;
uint32_t last_sid;
uint32_t sid_translation;
bool sid_valid;
@@ -150,8 +161,12 @@
uint32_t cur_val_buf;
uint32_t *cmd_bounce;
uint32_t cmd_bounce_size;
- struct vmw_resource *resources[VMWGFX_MAX_VALIDATIONS];
- uint32_t num_ref_resources;
+ struct list_head resource_list;
+ uint32_t fence_flags;
+ struct list_head query_list;
+ struct ttm_buffer_object *cur_query_bo;
+ uint32_t cur_query_cid;
+ bool query_cid_valid;
};
struct vmw_legacy_display;
@@ -216,6 +231,7 @@
void *fb_info;
struct vmw_legacy_display *ldu_priv;
+ struct vmw_screen_object_display *sou_priv;
struct vmw_overlay *overlay_priv;
/*
@@ -248,10 +264,12 @@
wait_queue_head_t fence_queue;
wait_queue_head_t fifo_queue;
int fence_queue_waiters; /* Protected by hw_mutex */
+ int goal_queue_waiters; /* Protected by hw_mutex */
atomic_t fifo_queue_waiters;
uint32_t last_read_seqno;
spinlock_t irq_lock;
struct vmw_fence_manager *fman;
+ uint32_t irq_mask;
/*
* Device state
@@ -290,6 +308,26 @@
struct mutex release_mutex;
uint32_t num_3d_resources;
+
+ /*
+ * Query processing. These members
+ * are protected by the cmdbuf mutex.
+ */
+
+ struct ttm_buffer_object *dummy_query_bo;
+ struct ttm_buffer_object *pinned_bo;
+ uint32_t query_cid;
+ bool dummy_query_bo_pinned;
+
+ /*
+ * Surface swapping. The "surface_lru" list is protected by the
+ * resource lock in order to be able to destroy a surface and take
+ * it off the lru atomically. "used_memory_size" is currently
+ * protected by the cmdbuf mutex for simplicity.
+ */
+
+ struct list_head surface_lru;
+ uint32_t used_memory_size;
};
static inline struct vmw_private *vmw_priv(struct drm_device *dev)
@@ -369,6 +407,8 @@
extern int vmw_surface_check(struct vmw_private *dev_priv,
struct ttm_object_file *tfile,
uint32_t handle, int *id);
+extern int vmw_surface_validate(struct vmw_private *dev_priv,
+ struct vmw_surface *srf);
extern void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo);
extern int vmw_dmabuf_init(struct vmw_private *dev_priv,
struct vmw_dma_buffer *vmw_bo,
@@ -384,10 +424,6 @@
extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo);
extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
uint32_t id, struct vmw_dma_buffer **out);
-extern int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
- struct vmw_dma_buffer *bo);
-extern int vmw_dmabuf_from_vram(struct vmw_private *vmw_priv,
- struct vmw_dma_buffer *bo);
extern int vmw_stream_claim_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int vmw_stream_unref_ioctl(struct drm_device *dev, void *data,
@@ -396,7 +432,30 @@
struct ttm_object_file *tfile,
uint32_t *inout_id,
struct vmw_resource **out);
+extern void vmw_resource_unreserve(struct list_head *list);
+/**
+ * DMA buffer helper routines - vmwgfx_dmabuf.c
+ */
+extern int vmw_dmabuf_to_placement(struct vmw_private *vmw_priv,
+ struct vmw_dma_buffer *bo,
+ struct ttm_placement *placement,
+ bool interruptible);
+extern int vmw_dmabuf_to_vram(struct vmw_private *dev_priv,
+ struct vmw_dma_buffer *buf,
+ bool pin, bool interruptible);
+extern int vmw_dmabuf_to_vram_or_gmr(struct vmw_private *dev_priv,
+ struct vmw_dma_buffer *buf,
+ bool pin, bool interruptible);
+extern int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
+ struct vmw_dma_buffer *bo,
+ bool pin, bool interruptible);
+extern int vmw_dmabuf_unpin(struct vmw_private *vmw_priv,
+ struct vmw_dma_buffer *bo,
+ bool interruptible);
+extern void vmw_bo_get_guest_ptr(const struct ttm_buffer_object *buf,
+ SVGAGuestPtr *ptr);
+extern void vmw_bo_pin(struct ttm_buffer_object *bo, bool pin);
/**
* Misc Ioctl functionality - vmwgfx_ioctl.c
@@ -406,6 +465,14 @@
struct drm_file *file_priv);
extern int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
+extern int vmw_present_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+extern int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+extern unsigned int vmw_fops_poll(struct file *filp,
+ struct poll_table_struct *wait);
+extern ssize_t vmw_fops_read(struct file *filp, char __user *buffer,
+ size_t count, loff_t *offset);
/**
* Fifo utilities - vmwgfx_fifo.c
@@ -422,6 +489,8 @@
extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason);
extern bool vmw_fifo_have_3d(struct vmw_private *dev_priv);
extern bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv);
+extern int vmw_fifo_emit_dummy_query(struct vmw_private *dev_priv,
+ uint32_t cid);
/**
* TTM glue - vmwgfx_ttm_glue.c
@@ -439,7 +508,10 @@
extern struct ttm_placement vmw_vram_ne_placement;
extern struct ttm_placement vmw_vram_sys_placement;
extern struct ttm_placement vmw_vram_gmr_placement;
+extern struct ttm_placement vmw_vram_gmr_ne_placement;
extern struct ttm_placement vmw_sys_placement;
+extern struct ttm_placement vmw_evictable_placement;
+extern struct ttm_placement vmw_srf_placement;
extern struct ttm_bo_driver vmw_bo_driver;
extern int vmw_dma_quiescent(struct drm_device *dev);
@@ -449,6 +521,30 @@
extern int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
+extern int vmw_execbuf_process(struct drm_file *file_priv,
+ struct vmw_private *dev_priv,
+ void __user *user_commands,
+ void *kernel_commands,
+ uint32_t command_size,
+ uint64_t throttle_us,
+ struct drm_vmw_fence_rep __user
+ *user_fence_rep);
+
+extern void
+vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv,
+ bool only_on_cid_match, uint32_t cid);
+
+extern int vmw_execbuf_fence_commands(struct drm_file *file_priv,
+ struct vmw_private *dev_priv,
+ struct vmw_fence_obj **p_fence,
+ uint32_t *p_handle);
+extern void vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
+ struct vmw_fpriv *vmw_fp,
+ int ret,
+ struct drm_vmw_fence_rep __user
+ *user_fence_rep,
+ struct vmw_fence_obj *fence,
+ uint32_t fence_handle);
/**
* IRQs and wating - vmwgfx_irq.c
@@ -473,6 +569,8 @@
struct vmw_fifo_state *fifo_state);
extern void vmw_seqno_waiter_add(struct vmw_private *dev_priv);
extern void vmw_seqno_waiter_remove(struct vmw_private *dev_priv);
+extern void vmw_goal_waiter_add(struct vmw_private *dev_priv);
+extern void vmw_goal_waiter_remove(struct vmw_private *dev_priv);
/**
* Rudimentary fence-like objects currently used only for throttling -
@@ -520,6 +618,19 @@
uint32_t pitch,
uint32_t height);
u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc);
+int vmw_kms_present(struct vmw_private *dev_priv,
+ struct drm_file *file_priv,
+ struct vmw_framebuffer *vfb,
+ struct vmw_surface *surface,
+ uint32_t sid, int32_t destX, int32_t destY,
+ struct drm_vmw_rect *clips,
+ uint32_t num_clips);
+int vmw_kms_readback(struct vmw_private *dev_priv,
+ struct drm_file *file_priv,
+ struct vmw_framebuffer *vfb,
+ struct drm_vmw_fence_rep __user *user_fence_rep,
+ struct drm_vmw_rect *clips,
+ uint32_t num_clips);
/**
* Overlay control - vmwgfx_overlay.c
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
index fa26e64..d4a1d8b 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
@@ -44,28 +44,64 @@
return 0;
}
-
-static int vmw_resource_to_validate_list(struct vmw_sw_context *sw_context,
- struct vmw_resource **p_res)
+static void vmw_resource_to_validate_list(struct vmw_sw_context *sw_context,
+ struct vmw_resource **p_res)
{
- int ret = 0;
struct vmw_resource *res = *p_res;
- if (!res->on_validate_list) {
- if (sw_context->num_ref_resources >= VMWGFX_MAX_VALIDATIONS) {
- DRM_ERROR("Too many resources referenced in "
- "command stream.\n");
- ret = -ENOMEM;
- goto out;
- }
- sw_context->resources[sw_context->num_ref_resources++] = res;
- res->on_validate_list = true;
- return 0;
+ if (list_empty(&res->validate_head)) {
+ list_add_tail(&res->validate_head, &sw_context->resource_list);
+ *p_res = NULL;
+ } else
+ vmw_resource_unreference(p_res);
+}
+
+/**
+ * vmw_bo_to_validate_list - add a bo to a validate list
+ *
+ * @sw_context: The software context used for this command submission batch.
+ * @bo: The buffer object to add.
+ * @fence_flags: Fence flags to be or'ed with any other fence flags for
+ * this buffer on this submission batch.
+ * @p_val_node: If non-NULL Will be updated with the validate node number
+ * on return.
+ *
+ * Returns -EINVAL if the limit of number of buffer objects per command
+ * submission is reached.
+ */
+static int vmw_bo_to_validate_list(struct vmw_sw_context *sw_context,
+ struct ttm_buffer_object *bo,
+ uint32_t fence_flags,
+ uint32_t *p_val_node)
+{
+ uint32_t val_node;
+ struct ttm_validate_buffer *val_buf;
+
+ val_node = vmw_dmabuf_validate_node(bo, sw_context->cur_val_buf);
+
+ if (unlikely(val_node >= VMWGFX_MAX_VALIDATIONS)) {
+ DRM_ERROR("Max number of DMA buffers per submission"
+ " exceeded.\n");
+ return -EINVAL;
}
-out:
- vmw_resource_unreference(p_res);
- return ret;
+ val_buf = &sw_context->val_bufs[val_node];
+ if (unlikely(val_node == sw_context->cur_val_buf)) {
+ val_buf->new_sync_obj_arg = NULL;
+ val_buf->bo = ttm_bo_reference(bo);
+ val_buf->usage = TTM_USAGE_READWRITE;
+ list_add_tail(&val_buf->head, &sw_context->validate_nodes);
+ ++sw_context->cur_val_buf;
+ }
+
+ val_buf->new_sync_obj_arg = (void *)
+ ((unsigned long) val_buf->new_sync_obj_arg | fence_flags);
+ sw_context->fence_flags |= fence_flags;
+
+ if (p_val_node)
+ *p_val_node = val_node;
+
+ return 0;
}
static int vmw_cmd_cid_check(struct vmw_private *dev_priv,
@@ -94,7 +130,10 @@
sw_context->last_cid = cmd->cid;
sw_context->cid_valid = true;
- return vmw_resource_to_validate_list(sw_context, &ctx);
+ sw_context->cur_ctx = ctx;
+ vmw_resource_to_validate_list(sw_context, &ctx);
+
+ return 0;
}
static int vmw_cmd_sid_check(struct vmw_private *dev_priv,
@@ -114,7 +153,8 @@
return 0;
}
- ret = vmw_user_surface_lookup_handle(dev_priv, sw_context->tfile,
+ ret = vmw_user_surface_lookup_handle(dev_priv,
+ sw_context->tfile,
*sid, &srf);
if (unlikely(ret != 0)) {
DRM_ERROR("Could ot find or use surface 0x%08x "
@@ -124,13 +164,23 @@
return ret;
}
+ ret = vmw_surface_validate(dev_priv, srf);
+ if (unlikely(ret != 0)) {
+ if (ret != -ERESTARTSYS)
+ DRM_ERROR("Could not validate surface.\n");
+ vmw_surface_unreference(&srf);
+ return ret;
+ }
+
sw_context->last_sid = *sid;
sw_context->sid_valid = true;
sw_context->sid_translation = srf->res.id;
*sid = sw_context->sid_translation;
res = &srf->res;
- return vmw_resource_to_validate_list(sw_context, &res);
+ vmw_resource_to_validate_list(sw_context, &res);
+
+ return 0;
}
@@ -197,6 +247,12 @@
} *cmd;
cmd = container_of(header, struct vmw_sid_cmd, header);
+
+ if (unlikely(!sw_context->kernel)) {
+ DRM_ERROR("Kernel only SVGA3d command: %u.\n", cmd->header.id);
+ return -EPERM;
+ }
+
return vmw_cmd_sid_check(dev_priv, sw_context, &cmd->body.srcImage.sid);
}
@@ -209,10 +265,179 @@
SVGA3dCmdPresent body;
} *cmd;
+
cmd = container_of(header, struct vmw_sid_cmd, header);
+
+ if (unlikely(!sw_context->kernel)) {
+ DRM_ERROR("Kernel only SVGA3d command: %u.\n", cmd->header.id);
+ return -EPERM;
+ }
+
return vmw_cmd_sid_check(dev_priv, sw_context, &cmd->body.sid);
}
+/**
+ * vmw_query_bo_switch_prepare - Prepare to switch pinned buffer for queries.
+ *
+ * @dev_priv: The device private structure.
+ * @cid: The hardware context for the next query.
+ * @new_query_bo: The new buffer holding query results.
+ * @sw_context: The software context used for this command submission.
+ *
+ * This function checks whether @new_query_bo is suitable for holding
+ * query results, and if another buffer currently is pinned for query
+ * results. If so, the function prepares the state of @sw_context for
+ * switching pinned buffers after successful submission of the current
+ * command batch. It also checks whether we're using a new query context.
+ * In that case, it makes sure we emit a query barrier for the old
+ * context before the current query buffer is fenced.
+ */
+static int vmw_query_bo_switch_prepare(struct vmw_private *dev_priv,
+ uint32_t cid,
+ struct ttm_buffer_object *new_query_bo,
+ struct vmw_sw_context *sw_context)
+{
+ int ret;
+ bool add_cid = false;
+ uint32_t cid_to_add;
+
+ if (unlikely(new_query_bo != sw_context->cur_query_bo)) {
+
+ if (unlikely(new_query_bo->num_pages > 4)) {
+ DRM_ERROR("Query buffer too large.\n");
+ return -EINVAL;
+ }
+
+ if (unlikely(sw_context->cur_query_bo != NULL)) {
+ BUG_ON(!sw_context->query_cid_valid);
+ add_cid = true;
+ cid_to_add = sw_context->cur_query_cid;
+ ret = vmw_bo_to_validate_list(sw_context,
+ sw_context->cur_query_bo,
+ DRM_VMW_FENCE_FLAG_EXEC,
+ NULL);
+ if (unlikely(ret != 0))
+ return ret;
+ }
+ sw_context->cur_query_bo = new_query_bo;
+
+ ret = vmw_bo_to_validate_list(sw_context,
+ dev_priv->dummy_query_bo,
+ DRM_VMW_FENCE_FLAG_EXEC,
+ NULL);
+ if (unlikely(ret != 0))
+ return ret;
+
+ }
+
+ if (unlikely(cid != sw_context->cur_query_cid &&
+ sw_context->query_cid_valid)) {
+ add_cid = true;
+ cid_to_add = sw_context->cur_query_cid;
+ }
+
+ sw_context->cur_query_cid = cid;
+ sw_context->query_cid_valid = true;
+
+ if (add_cid) {
+ struct vmw_resource *ctx = sw_context->cur_ctx;
+
+ if (list_empty(&ctx->query_head))
+ list_add_tail(&ctx->query_head,
+ &sw_context->query_list);
+ ret = vmw_bo_to_validate_list(sw_context,
+ dev_priv->dummy_query_bo,
+ DRM_VMW_FENCE_FLAG_EXEC,
+ NULL);
+ if (unlikely(ret != 0))
+ return ret;
+ }
+ return 0;
+}
+
+
+/**
+ * vmw_query_bo_switch_commit - Finalize switching pinned query buffer
+ *
+ * @dev_priv: The device private structure.
+ * @sw_context: The software context used for this command submission batch.
+ *
+ * This function will check if we're switching query buffers, and will then,
+ * if no other query waits are issued this command submission batch,
+ * issue a dummy occlusion query wait used as a query barrier. When the fence
+ * object following that query wait has signaled, we are sure that all
+ * preseding queries have finished, and the old query buffer can be unpinned.
+ * However, since both the new query buffer and the old one are fenced with
+ * that fence, we can do an asynchronus unpin now, and be sure that the
+ * old query buffer won't be moved until the fence has signaled.
+ *
+ * As mentioned above, both the new - and old query buffers need to be fenced
+ * using a sequence emitted *after* calling this function.
+ */
+static void vmw_query_bo_switch_commit(struct vmw_private *dev_priv,
+ struct vmw_sw_context *sw_context)
+{
+
+ struct vmw_resource *ctx, *next_ctx;
+ int ret;
+
+ /*
+ * The validate list should still hold references to all
+ * contexts here.
+ */
+
+ list_for_each_entry_safe(ctx, next_ctx, &sw_context->query_list,
+ query_head) {
+ list_del_init(&ctx->query_head);
+
+ BUG_ON(list_empty(&ctx->validate_head));
+
+ ret = vmw_fifo_emit_dummy_query(dev_priv, ctx->id);
+
+ if (unlikely(ret != 0))
+ DRM_ERROR("Out of fifo space for dummy query.\n");
+ }
+
+ if (dev_priv->pinned_bo != sw_context->cur_query_bo) {
+ if (dev_priv->pinned_bo) {
+ vmw_bo_pin(dev_priv->pinned_bo, false);
+ ttm_bo_unref(&dev_priv->pinned_bo);
+ }
+
+ vmw_bo_pin(sw_context->cur_query_bo, true);
+
+ /*
+ * We pin also the dummy_query_bo buffer so that we
+ * don't need to validate it when emitting
+ * dummy queries in context destroy paths.
+ */
+
+ vmw_bo_pin(dev_priv->dummy_query_bo, true);
+ dev_priv->dummy_query_bo_pinned = true;
+
+ dev_priv->query_cid = sw_context->cur_query_cid;
+ dev_priv->pinned_bo =
+ ttm_bo_reference(sw_context->cur_query_bo);
+ }
+}
+
+/**
+ * vmw_query_switch_backoff - clear query barrier list
+ * @sw_context: The sw context used for this submission batch.
+ *
+ * This function is used as part of an error path, where a previously
+ * set up list of query barriers needs to be cleared.
+ *
+ */
+static void vmw_query_switch_backoff(struct vmw_sw_context *sw_context)
+{
+ struct list_head *list, *next;
+
+ list_for_each_safe(list, next, &sw_context->query_list) {
+ list_del_init(list);
+ }
+}
+
static int vmw_translate_guest_ptr(struct vmw_private *dev_priv,
struct vmw_sw_context *sw_context,
SVGAGuestPtr *ptr,
@@ -222,8 +447,6 @@
struct ttm_buffer_object *bo;
uint32_t handle = ptr->gmrId;
struct vmw_relocation *reloc;
- uint32_t cur_validate_node;
- struct ttm_validate_buffer *val_buf;
int ret;
ret = vmw_user_dmabuf_lookup(sw_context->tfile, handle, &vmw_bo);
@@ -243,23 +466,11 @@
reloc = &sw_context->relocs[sw_context->cur_reloc++];
reloc->location = ptr;
- cur_validate_node = vmw_dmabuf_validate_node(bo, sw_context->cur_val_buf);
- if (unlikely(cur_validate_node >= VMWGFX_MAX_VALIDATIONS)) {
- DRM_ERROR("Max number of DMA buffers per submission"
- " exceeded.\n");
- ret = -EINVAL;
+ ret = vmw_bo_to_validate_list(sw_context, bo, DRM_VMW_FENCE_FLAG_EXEC,
+ &reloc->index);
+ if (unlikely(ret != 0))
goto out_no_reloc;
- }
- reloc->index = cur_validate_node;
- if (unlikely(cur_validate_node == sw_context->cur_val_buf)) {
- val_buf = &sw_context->val_bufs[cur_validate_node];
- val_buf->bo = ttm_bo_reference(bo);
- val_buf->usage = TTM_USAGE_READWRITE;
- val_buf->new_sync_obj_arg = (void *) DRM_VMW_FENCE_FLAG_EXEC;
- list_add_tail(&val_buf->head, &sw_context->validate_nodes);
- ++sw_context->cur_val_buf;
- }
*vmw_bo_p = vmw_bo;
return 0;
@@ -291,8 +502,11 @@
if (unlikely(ret != 0))
return ret;
+ ret = vmw_query_bo_switch_prepare(dev_priv, cmd->q.cid,
+ &vmw_bo->base, sw_context);
+
vmw_dmabuf_unreference(&vmw_bo);
- return 0;
+ return ret;
}
static int vmw_cmd_wait_query(struct vmw_private *dev_priv,
@@ -305,6 +519,7 @@
SVGA3dCmdWaitForQuery q;
} *cmd;
int ret;
+ struct vmw_resource *ctx;
cmd = container_of(header, struct vmw_query_cmd, header);
ret = vmw_cmd_cid_check(dev_priv, sw_context, header);
@@ -318,6 +533,16 @@
return ret;
vmw_dmabuf_unreference(&vmw_bo);
+
+ /*
+ * This wait will act as a barrier for previous waits for this
+ * context.
+ */
+
+ ctx = sw_context->cur_ctx;
+ if (!list_empty(&ctx->query_head))
+ list_del_init(&ctx->query_head);
+
return 0;
}
@@ -350,6 +575,13 @@
goto out_no_reloc;
}
+ ret = vmw_surface_validate(dev_priv, srf);
+ if (unlikely(ret != 0)) {
+ if (ret != -ERESTARTSYS)
+ DRM_ERROR("Culd not validate surface.\n");
+ goto out_no_validate;
+ }
+
/*
* Patch command stream with device SID.
*/
@@ -359,8 +591,12 @@
vmw_dmabuf_unreference(&vmw_bo);
res = &srf->res;
- return vmw_resource_to_validate_list(sw_context, &res);
+ vmw_resource_to_validate_list(sw_context, &res);
+ return 0;
+
+out_no_validate:
+ vmw_surface_unreference(&srf);
out_no_reloc:
vmw_dmabuf_unreference(&vmw_bo);
return ret;
@@ -450,6 +686,71 @@
return 0;
}
+static int vmw_cmd_check_define_gmrfb(struct vmw_private *dev_priv,
+ struct vmw_sw_context *sw_context,
+ void *buf)
+{
+ struct vmw_dma_buffer *vmw_bo;
+ int ret;
+
+ struct {
+ uint32_t header;
+ SVGAFifoCmdDefineGMRFB body;
+ } *cmd = buf;
+
+ ret = vmw_translate_guest_ptr(dev_priv, sw_context,
+ &cmd->body.ptr,
+ &vmw_bo);
+ if (unlikely(ret != 0))
+ return ret;
+
+ vmw_dmabuf_unreference(&vmw_bo);
+
+ return ret;
+}
+
+static int vmw_cmd_check_not_3d(struct vmw_private *dev_priv,
+ struct vmw_sw_context *sw_context,
+ void *buf, uint32_t *size)
+{
+ uint32_t size_remaining = *size;
+ uint32_t cmd_id;
+
+ cmd_id = le32_to_cpu(((uint32_t *)buf)[0]);
+ switch (cmd_id) {
+ case SVGA_CMD_UPDATE:
+ *size = sizeof(uint32_t) + sizeof(SVGAFifoCmdUpdate);
+ break;
+ case SVGA_CMD_DEFINE_GMRFB:
+ *size = sizeof(uint32_t) + sizeof(SVGAFifoCmdDefineGMRFB);
+ break;
+ case SVGA_CMD_BLIT_GMRFB_TO_SCREEN:
+ *size = sizeof(uint32_t) + sizeof(SVGAFifoCmdBlitGMRFBToScreen);
+ break;
+ case SVGA_CMD_BLIT_SCREEN_TO_GMRFB:
+ *size = sizeof(uint32_t) + sizeof(SVGAFifoCmdBlitGMRFBToScreen);
+ break;
+ default:
+ DRM_ERROR("Unsupported SVGA command: %u.\n", cmd_id);
+ return -EINVAL;
+ }
+
+ if (*size > size_remaining) {
+ DRM_ERROR("Invalid SVGA command (size mismatch):"
+ " %u.\n", cmd_id);
+ return -EINVAL;
+ }
+
+ if (unlikely(!sw_context->kernel)) {
+ DRM_ERROR("Kernel only SVGA command: %u.\n", cmd_id);
+ return -EPERM;
+ }
+
+ if (cmd_id == SVGA_CMD_DEFINE_GMRFB)
+ return vmw_cmd_check_define_gmrfb(dev_priv, sw_context, buf);
+
+ return 0;
+}
typedef int (*vmw_cmd_func) (struct vmw_private *,
struct vmw_sw_context *,
@@ -502,11 +803,11 @@
SVGA3dCmdHeader *header = (SVGA3dCmdHeader *) buf;
int ret;
- cmd_id = ((uint32_t *)buf)[0];
- if (cmd_id == SVGA_CMD_UPDATE) {
- *size = 5 << 2;
- return 0;
- }
+ cmd_id = le32_to_cpu(((uint32_t *)buf)[0]);
+ /* Handle any none 3D commands */
+ if (unlikely(cmd_id < SVGA_CMD_MAX))
+ return vmw_cmd_check_not_3d(dev_priv, sw_context, buf, size);
+
cmd_id = le32_to_cpu(header->id);
*size = le32_to_cpu(header->size) + sizeof(SVGA3dCmdHeader);
@@ -531,9 +832,9 @@
static int vmw_cmd_check_all(struct vmw_private *dev_priv,
struct vmw_sw_context *sw_context,
+ void *buf,
uint32_t size)
{
- void *buf = sw_context->cmd_bounce;
int32_t cur_size = size;
int ret;
@@ -582,7 +883,7 @@
static void vmw_clear_validations(struct vmw_sw_context *sw_context)
{
struct ttm_validate_buffer *entry, *next;
- uint32_t i = sw_context->num_ref_resources;
+ struct vmw_resource *res, *res_next;
/*
* Drop references to DMA buffers held during command submission.
@@ -599,9 +900,11 @@
/*
* Drop references to resources held during command submission.
*/
- while (i-- > 0) {
- sw_context->resources[i]->on_validate_list = false;
- vmw_resource_unreference(&sw_context->resources[i]);
+ vmw_resource_unreserve(&sw_context->resource_list);
+ list_for_each_entry_safe(res, res_next, &sw_context->resource_list,
+ validate_head) {
+ list_del_init(&res->validate_head);
+ vmw_resource_unreference(&res);
}
}
@@ -610,6 +913,16 @@
{
int ret;
+
+ /*
+ * Don't validate pinned buffers.
+ */
+
+ if (bo == dev_priv->pinned_bo ||
+ (bo == dev_priv->dummy_query_bo &&
+ dev_priv->dummy_query_bo_pinned))
+ return 0;
+
/**
* Put BO in VRAM if there is space, otherwise as a GMR.
* If there is no space in VRAM and GMR ids are all used up,
@@ -681,6 +994,9 @@
* Creates a fence object and submits a command stream marker.
* If this fails for some reason, We sync the fifo and return NULL.
* It is then safe to fence buffers with a NULL pointer.
+ *
+ * If @p_handle is not NULL @file_priv must also not be NULL. Creates
+ * a userspace handle if @p_handle is not NULL, otherwise not.
*/
int vmw_execbuf_fence_commands(struct drm_file *file_priv,
@@ -692,6 +1008,8 @@
int ret;
bool synced = false;
+ /* p_handle implies file_priv. */
+ BUG_ON(p_handle != NULL && file_priv == NULL);
ret = vmw_fifo_send_fence(dev_priv, &sequence);
if (unlikely(ret != 0)) {
@@ -719,20 +1037,308 @@
return 0;
}
+/**
+ * vmw_execbuf_copy_fence_user - copy fence object information to
+ * user-space.
+ *
+ * @dev_priv: Pointer to a vmw_private struct.
+ * @vmw_fp: Pointer to the struct vmw_fpriv representing the calling file.
+ * @ret: Return value from fence object creation.
+ * @user_fence_rep: User space address of a struct drm_vmw_fence_rep to
+ * which the information should be copied.
+ * @fence: Pointer to the fenc object.
+ * @fence_handle: User-space fence handle.
+ *
+ * This function copies fence information to user-space. If copying fails,
+ * The user-space struct drm_vmw_fence_rep::error member is hopefully
+ * left untouched, and if it's preloaded with an -EFAULT by user-space,
+ * the error will hopefully be detected.
+ * Also if copying fails, user-space will be unable to signal the fence
+ * object so we wait for it immediately, and then unreference the
+ * user-space reference.
+ */
+void
+vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
+ struct vmw_fpriv *vmw_fp,
+ int ret,
+ struct drm_vmw_fence_rep __user *user_fence_rep,
+ struct vmw_fence_obj *fence,
+ uint32_t fence_handle)
+{
+ struct drm_vmw_fence_rep fence_rep;
+
+ if (user_fence_rep == NULL)
+ return;
+
+ fence_rep.error = ret;
+ if (ret == 0) {
+ BUG_ON(fence == NULL);
+
+ fence_rep.handle = fence_handle;
+ fence_rep.seqno = fence->seqno;
+ vmw_update_seqno(dev_priv, &dev_priv->fifo);
+ fence_rep.passed_seqno = dev_priv->last_read_seqno;
+ }
+
+ /*
+ * copy_to_user errors will be detected by user space not
+ * seeing fence_rep::error filled in. Typically
+ * user-space would have pre-set that member to -EFAULT.
+ */
+ ret = copy_to_user(user_fence_rep, &fence_rep,
+ sizeof(fence_rep));
+
+ /*
+ * User-space lost the fence object. We need to sync
+ * and unreference the handle.
+ */
+ if (unlikely(ret != 0) && (fence_rep.error == 0)) {
+ ttm_ref_object_base_unref(vmw_fp->tfile,
+ fence_handle, TTM_REF_USAGE);
+ DRM_ERROR("Fence copy error. Syncing.\n");
+ (void) vmw_fence_obj_wait(fence, fence->signal_mask,
+ false, false,
+ VMW_FENCE_WAIT_TIMEOUT);
+ }
+}
+
+int vmw_execbuf_process(struct drm_file *file_priv,
+ struct vmw_private *dev_priv,
+ void __user *user_commands,
+ void *kernel_commands,
+ uint32_t command_size,
+ uint64_t throttle_us,
+ struct drm_vmw_fence_rep __user *user_fence_rep)
+{
+ struct vmw_sw_context *sw_context = &dev_priv->ctx;
+ struct vmw_fence_obj *fence;
+ uint32_t handle;
+ void *cmd;
+ int ret;
+
+ ret = mutex_lock_interruptible(&dev_priv->cmdbuf_mutex);
+ if (unlikely(ret != 0))
+ return -ERESTARTSYS;
+
+ if (kernel_commands == NULL) {
+ sw_context->kernel = false;
+
+ ret = vmw_resize_cmd_bounce(sw_context, command_size);
+ if (unlikely(ret != 0))
+ goto out_unlock;
+
+
+ ret = copy_from_user(sw_context->cmd_bounce,
+ user_commands, command_size);
+
+ if (unlikely(ret != 0)) {
+ ret = -EFAULT;
+ DRM_ERROR("Failed copying commands.\n");
+ goto out_unlock;
+ }
+ kernel_commands = sw_context->cmd_bounce;
+ } else
+ sw_context->kernel = true;
+
+ sw_context->tfile = vmw_fpriv(file_priv)->tfile;
+ sw_context->cid_valid = false;
+ sw_context->sid_valid = false;
+ sw_context->cur_reloc = 0;
+ sw_context->cur_val_buf = 0;
+ sw_context->fence_flags = 0;
+ INIT_LIST_HEAD(&sw_context->query_list);
+ INIT_LIST_HEAD(&sw_context->resource_list);
+ sw_context->cur_query_bo = dev_priv->pinned_bo;
+ sw_context->cur_query_cid = dev_priv->query_cid;
+ sw_context->query_cid_valid = (dev_priv->pinned_bo != NULL);
+
+ INIT_LIST_HEAD(&sw_context->validate_nodes);
+
+ ret = vmw_cmd_check_all(dev_priv, sw_context, kernel_commands,
+ command_size);
+ if (unlikely(ret != 0))
+ goto out_err;
+
+ ret = ttm_eu_reserve_buffers(&sw_context->validate_nodes);
+ if (unlikely(ret != 0))
+ goto out_err;
+
+ ret = vmw_validate_buffers(dev_priv, sw_context);
+ if (unlikely(ret != 0))
+ goto out_err;
+
+ vmw_apply_relocations(sw_context);
+
+ if (throttle_us) {
+ ret = vmw_wait_lag(dev_priv, &dev_priv->fifo.marker_queue,
+ throttle_us);
+
+ if (unlikely(ret != 0))
+ goto out_throttle;
+ }
+
+ cmd = vmw_fifo_reserve(dev_priv, command_size);
+ if (unlikely(cmd == NULL)) {
+ DRM_ERROR("Failed reserving fifo space for commands.\n");
+ ret = -ENOMEM;
+ goto out_throttle;
+ }
+
+ memcpy(cmd, kernel_commands, command_size);
+ vmw_fifo_commit(dev_priv, command_size);
+
+ vmw_query_bo_switch_commit(dev_priv, sw_context);
+ ret = vmw_execbuf_fence_commands(file_priv, dev_priv,
+ &fence,
+ (user_fence_rep) ? &handle : NULL);
+ /*
+ * This error is harmless, because if fence submission fails,
+ * vmw_fifo_send_fence will sync. The error will be propagated to
+ * user-space in @fence_rep
+ */
+
+ if (ret != 0)
+ DRM_ERROR("Fence submission error. Syncing.\n");
+
+ ttm_eu_fence_buffer_objects(&sw_context->validate_nodes,
+ (void *) fence);
+
+ vmw_clear_validations(sw_context);
+ vmw_execbuf_copy_fence_user(dev_priv, vmw_fpriv(file_priv), ret,
+ user_fence_rep, fence, handle);
+
+ if (likely(fence != NULL))
+ vmw_fence_obj_unreference(&fence);
+
+ mutex_unlock(&dev_priv->cmdbuf_mutex);
+ return 0;
+
+out_err:
+ vmw_free_relocations(sw_context);
+out_throttle:
+ vmw_query_switch_backoff(sw_context);
+ ttm_eu_backoff_reservation(&sw_context->validate_nodes);
+ vmw_clear_validations(sw_context);
+out_unlock:
+ mutex_unlock(&dev_priv->cmdbuf_mutex);
+ return ret;
+}
+
+/**
+ * vmw_execbuf_unpin_panic - Idle the fifo and unpin the query buffer.
+ *
+ * @dev_priv: The device private structure.
+ *
+ * This function is called to idle the fifo and unpin the query buffer
+ * if the normal way to do this hits an error, which should typically be
+ * extremely rare.
+ */
+static void vmw_execbuf_unpin_panic(struct vmw_private *dev_priv)
+{
+ DRM_ERROR("Can't unpin query buffer. Trying to recover.\n");
+
+ (void) vmw_fallback_wait(dev_priv, false, true, 0, false, 10*HZ);
+ vmw_bo_pin(dev_priv->pinned_bo, false);
+ vmw_bo_pin(dev_priv->dummy_query_bo, false);
+ dev_priv->dummy_query_bo_pinned = false;
+}
+
+
+/**
+ * vmw_execbuf_release_pinned_bo - Flush queries and unpin the pinned
+ * query bo.
+ *
+ * @dev_priv: The device private structure.
+ * @only_on_cid_match: Only flush and unpin if the current active query cid
+ * matches @cid.
+ * @cid: Optional context id to match.
+ *
+ * This function should be used to unpin the pinned query bo, or
+ * as a query barrier when we need to make sure that all queries have
+ * finished before the next fifo command. (For example on hardware
+ * context destructions where the hardware may otherwise leak unfinished
+ * queries).
+ *
+ * This function does not return any failure codes, but make attempts
+ * to do safe unpinning in case of errors.
+ *
+ * The function will synchronize on the previous query barrier, and will
+ * thus not finish until that barrier has executed.
+ */
+void vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv,
+ bool only_on_cid_match, uint32_t cid)
+{
+ int ret = 0;
+ struct list_head validate_list;
+ struct ttm_validate_buffer pinned_val, query_val;
+ struct vmw_fence_obj *fence;
+
+ mutex_lock(&dev_priv->cmdbuf_mutex);
+
+ if (dev_priv->pinned_bo == NULL)
+ goto out_unlock;
+
+ if (only_on_cid_match && cid != dev_priv->query_cid)
+ goto out_unlock;
+
+ INIT_LIST_HEAD(&validate_list);
+
+ pinned_val.new_sync_obj_arg = (void *)(unsigned long)
+ DRM_VMW_FENCE_FLAG_EXEC;
+ pinned_val.bo = ttm_bo_reference(dev_priv->pinned_bo);
+ list_add_tail(&pinned_val.head, &validate_list);
+
+ query_val.new_sync_obj_arg = pinned_val.new_sync_obj_arg;
+ query_val.bo = ttm_bo_reference(dev_priv->dummy_query_bo);
+ list_add_tail(&query_val.head, &validate_list);
+
+ do {
+ ret = ttm_eu_reserve_buffers(&validate_list);
+ } while (ret == -ERESTARTSYS);
+
+ if (unlikely(ret != 0)) {
+ vmw_execbuf_unpin_panic(dev_priv);
+ goto out_no_reserve;
+ }
+
+ ret = vmw_fifo_emit_dummy_query(dev_priv, dev_priv->query_cid);
+ if (unlikely(ret != 0)) {
+ vmw_execbuf_unpin_panic(dev_priv);
+ goto out_no_emit;
+ }
+
+ vmw_bo_pin(dev_priv->pinned_bo, false);
+ vmw_bo_pin(dev_priv->dummy_query_bo, false);
+ dev_priv->dummy_query_bo_pinned = false;
+
+ (void) vmw_execbuf_fence_commands(NULL, dev_priv, &fence, NULL);
+ ttm_eu_fence_buffer_objects(&validate_list, (void *) fence);
+
+ ttm_bo_unref(&query_val.bo);
+ ttm_bo_unref(&pinned_val.bo);
+ ttm_bo_unref(&dev_priv->pinned_bo);
+
+out_unlock:
+ mutex_unlock(&dev_priv->cmdbuf_mutex);
+ return;
+
+out_no_emit:
+ ttm_eu_backoff_reservation(&validate_list);
+out_no_reserve:
+ ttm_bo_unref(&query_val.bo);
+ ttm_bo_unref(&pinned_val.bo);
+ ttm_bo_unref(&dev_priv->pinned_bo);
+ mutex_unlock(&dev_priv->cmdbuf_mutex);
+}
+
+
int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
struct vmw_private *dev_priv = vmw_priv(dev);
struct drm_vmw_execbuf_arg *arg = (struct drm_vmw_execbuf_arg *)data;
- struct drm_vmw_fence_rep fence_rep;
- struct drm_vmw_fence_rep __user *user_fence_rep;
- int ret;
- void *user_cmd;
- void *cmd;
- struct vmw_sw_context *sw_context = &dev_priv->ctx;
struct vmw_master *vmaster = vmw_master(file_priv->master);
- struct vmw_fence_obj *fence;
- uint32_t handle;
+ int ret;
/*
* This will allow us to extend the ioctl argument while
@@ -752,133 +1358,17 @@
if (unlikely(ret != 0))
return ret;
- ret = mutex_lock_interruptible(&dev_priv->cmdbuf_mutex);
- if (unlikely(ret != 0)) {
- ret = -ERESTARTSYS;
- goto out_no_cmd_mutex;
- }
+ ret = vmw_execbuf_process(file_priv, dev_priv,
+ (void __user *)(unsigned long)arg->commands,
+ NULL, arg->command_size, arg->throttle_us,
+ (void __user *)(unsigned long)arg->fence_rep);
- ret = vmw_resize_cmd_bounce(sw_context, arg->command_size);
if (unlikely(ret != 0))
goto out_unlock;
- user_cmd = (void __user *)(unsigned long)arg->commands;
- ret = copy_from_user(sw_context->cmd_bounce,
- user_cmd, arg->command_size);
-
- if (unlikely(ret != 0)) {
- ret = -EFAULT;
- DRM_ERROR("Failed copying commands.\n");
- goto out_unlock;
- }
-
- sw_context->tfile = vmw_fpriv(file_priv)->tfile;
- sw_context->cid_valid = false;
- sw_context->sid_valid = false;
- sw_context->cur_reloc = 0;
- sw_context->cur_val_buf = 0;
- sw_context->num_ref_resources = 0;
-
- INIT_LIST_HEAD(&sw_context->validate_nodes);
-
- ret = vmw_cmd_check_all(dev_priv, sw_context, arg->command_size);
- if (unlikely(ret != 0))
- goto out_err;
-
- ret = ttm_eu_reserve_buffers(&sw_context->validate_nodes);
- if (unlikely(ret != 0))
- goto out_err;
-
- ret = vmw_validate_buffers(dev_priv, sw_context);
- if (unlikely(ret != 0))
- goto out_err;
-
- vmw_apply_relocations(sw_context);
-
- if (arg->throttle_us) {
- ret = vmw_wait_lag(dev_priv, &dev_priv->fifo.marker_queue,
- arg->throttle_us);
-
- if (unlikely(ret != 0))
- goto out_throttle;
- }
-
- cmd = vmw_fifo_reserve(dev_priv, arg->command_size);
- if (unlikely(cmd == NULL)) {
- DRM_ERROR("Failed reserving fifo space for commands.\n");
- ret = -ENOMEM;
- goto out_err;
- }
-
- memcpy(cmd, sw_context->cmd_bounce, arg->command_size);
- vmw_fifo_commit(dev_priv, arg->command_size);
-
- user_fence_rep = (struct drm_vmw_fence_rep __user *)
- (unsigned long)arg->fence_rep;
- ret = vmw_execbuf_fence_commands(file_priv, dev_priv,
- &fence,
- (user_fence_rep) ? &handle : NULL);
- /*
- * This error is harmless, because if fence submission fails,
- * vmw_fifo_send_fence will sync. The error will be propagated to
- * user-space in @fence_rep
- */
-
- if (ret != 0)
- DRM_ERROR("Fence submission error. Syncing.\n");
-
- ttm_eu_fence_buffer_objects(&sw_context->validate_nodes,
- (void *) fence);
-
- vmw_clear_validations(sw_context);
- mutex_unlock(&dev_priv->cmdbuf_mutex);
-
- if (user_fence_rep) {
- fence_rep.error = ret;
- fence_rep.handle = handle;
- fence_rep.seqno = fence->seqno;
- vmw_update_seqno(dev_priv, &dev_priv->fifo);
- fence_rep.passed_seqno = dev_priv->last_read_seqno;
-
- /*
- * copy_to_user errors will be detected by user space not
- * seeing fence_rep::error filled in. Typically
- * user-space would have pre-set that member to -EFAULT.
- */
- ret = copy_to_user(user_fence_rep, &fence_rep,
- sizeof(fence_rep));
-
- /*
- * User-space lost the fence object. We need to sync
- * and unreference the handle.
- */
- if (unlikely(ret != 0) && (fence_rep.error == 0)) {
- BUG_ON(fence == NULL);
-
- ttm_ref_object_base_unref(vmw_fpriv(file_priv)->tfile,
- handle, TTM_REF_USAGE);
- DRM_ERROR("Fence copy error. Syncing.\n");
- (void) vmw_fence_obj_wait(fence,
- fence->signal_mask,
- false, false,
- VMW_FENCE_WAIT_TIMEOUT);
- }
- }
-
- if (likely(fence != NULL))
- vmw_fence_obj_unreference(&fence);
-
vmw_kms_cursor_post_execbuf(dev_priv);
- ttm_read_unlock(&vmaster->lock);
- return 0;
-out_err:
- vmw_free_relocations(sw_context);
-out_throttle:
- ttm_eu_backoff_reservation(&sw_context->validate_nodes);
- vmw_clear_validations(sw_context);
+
out_unlock:
- mutex_unlock(&dev_priv->cmdbuf_mutex);
-out_no_cmd_mutex:
ttm_read_unlock(&vmaster->lock);
return ret;
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
index b1888e8..070797b 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
@@ -592,58 +592,6 @@
return 0;
}
-int vmw_dmabuf_from_vram(struct vmw_private *vmw_priv,
- struct vmw_dma_buffer *vmw_bo)
-{
- struct ttm_buffer_object *bo = &vmw_bo->base;
- int ret = 0;
-
- ret = ttm_bo_reserve(bo, false, false, false, 0);
- if (unlikely(ret != 0))
- return ret;
-
- ret = ttm_bo_validate(bo, &vmw_sys_placement, false, false, false);
- ttm_bo_unreserve(bo);
-
- return ret;
-}
-
-int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
- struct vmw_dma_buffer *vmw_bo)
-{
- struct ttm_buffer_object *bo = &vmw_bo->base;
- struct ttm_placement ne_placement = vmw_vram_ne_placement;
- int ret = 0;
-
- ne_placement.lpfn = bo->num_pages;
-
- /* interuptable? */
- ret = ttm_write_lock(&vmw_priv->active_master->lock, false);
- if (unlikely(ret != 0))
- return ret;
-
- ret = ttm_bo_reserve(bo, false, false, false, 0);
- if (unlikely(ret != 0))
- goto err_unlock;
-
- if (bo->mem.mem_type == TTM_PL_VRAM &&
- bo->mem.start < bo->num_pages &&
- bo->mem.start > 0)
- (void) ttm_bo_validate(bo, &vmw_sys_placement, false,
- false, false);
-
- ret = ttm_bo_validate(bo, &ne_placement, false, false, false);
-
- /* Could probably bug on */
- WARN_ON(bo->offset != 0);
-
- ttm_bo_unreserve(bo);
-err_unlock:
- ttm_write_unlock(&vmw_priv->active_master->lock);
-
- return ret;
-}
-
int vmw_fb_off(struct vmw_private *vmw_priv)
{
struct fb_info *info;
@@ -665,7 +613,7 @@
par->bo_ptr = NULL;
ttm_bo_kunmap(&par->map);
- vmw_dmabuf_from_vram(vmw_priv, par->vmw_bo);
+ vmw_dmabuf_unpin(vmw_priv, par->vmw_bo, false);
return 0;
}
@@ -691,7 +639,7 @@
/* Make sure that all overlays are stoped when we take over */
vmw_overlay_stop_all(vmw_priv);
- ret = vmw_dmabuf_to_start_of_vram(vmw_priv, par->vmw_bo);
+ ret = vmw_dmabuf_to_start_of_vram(vmw_priv, par->vmw_bo, true, false);
if (unlikely(ret != 0)) {
DRM_ERROR("could not move buffer to start of VRAM\n");
goto err_no_buffer;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
index 5065a14..35d5f61 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
@@ -34,13 +34,18 @@
int num_fence_objects;
struct vmw_private *dev_priv;
spinlock_t lock;
- u32 next_seqno;
struct list_head fence_list;
struct work_struct work;
u32 user_fence_size;
u32 fence_size;
+ u32 event_fence_action_size;
bool fifo_down;
struct list_head cleanup_list;
+ uint32_t pending_actions[VMW_ACTION_MAX];
+ struct mutex goal_irq_mutex;
+ bool goal_irq_on; /* Protected by @goal_irq_mutex */
+ bool seqno_valid; /* Protected by @lock, and may not be set to true
+ without the @goal_irq_mutex held. */
};
struct vmw_user_fence {
@@ -49,8 +54,51 @@
};
/**
- * vmw_fence_destroy_locked
+ * struct vmw_event_fence_action - fence action that delivers a drm event.
*
+ * @e: A struct drm_pending_event that controls the event delivery.
+ * @action: A struct vmw_fence_action to hook up to a fence.
+ * @fence: A referenced pointer to the fence to keep it alive while @action
+ * hangs on it.
+ * @dev: Pointer to a struct drm_device so we can access the event stuff.
+ * @kref: Both @e and @action has destructors, so we need to refcount.
+ * @size: Size accounted for this object.
+ * @tv_sec: If non-null, the variable pointed to will be assigned
+ * current time tv_sec val when the fence signals.
+ * @tv_usec: Must be set if @tv_sec is set, and the variable pointed to will
+ * be assigned the current time tv_usec val when the fence signals.
+ */
+struct vmw_event_fence_action {
+ struct drm_pending_event e;
+ struct vmw_fence_action action;
+ struct vmw_fence_obj *fence;
+ struct drm_device *dev;
+ struct kref kref;
+ uint32_t size;
+ uint32_t *tv_sec;
+ uint32_t *tv_usec;
+};
+
+/**
+ * Note on fencing subsystem usage of irqs:
+ * Typically the vmw_fences_update function is called
+ *
+ * a) When a new fence seqno has been submitted by the fifo code.
+ * b) On-demand when we have waiters. Sleeping waiters will switch on the
+ * ANY_FENCE irq and call vmw_fences_update function each time an ANY_FENCE
+ * irq is received. When the last fence waiter is gone, that IRQ is masked
+ * away.
+ *
+ * In situations where there are no waiters and we don't submit any new fences,
+ * fence objects may not be signaled. This is perfectly OK, since there are
+ * no consumers of the signaled data, but that is NOT ok when there are fence
+ * actions attached to a fence. The fencing subsystem then makes use of the
+ * FENCE_GOAL irq and sets the fence goal seqno to that of the next fence
+ * which has an action attached, and each time vmw_fences_update is called,
+ * the subsystem makes sure the fence goal seqno is updated.
+ *
+ * The fence goal seqno irq is on as long as there are unsignaled fence
+ * objects with actions attached to them.
*/
static void vmw_fence_obj_destroy_locked(struct kref *kref)
@@ -85,24 +133,36 @@
container_of(work, struct vmw_fence_manager, work);
struct list_head list;
struct vmw_fence_action *action, *next_action;
+ bool seqno_valid;
do {
INIT_LIST_HEAD(&list);
+ mutex_lock(&fman->goal_irq_mutex);
+
spin_lock_irq(&fman->lock);
list_splice_init(&fman->cleanup_list, &list);
+ seqno_valid = fman->seqno_valid;
spin_unlock_irq(&fman->lock);
+ if (!seqno_valid && fman->goal_irq_on) {
+ fman->goal_irq_on = false;
+ vmw_goal_waiter_remove(fman->dev_priv);
+ }
+ mutex_unlock(&fman->goal_irq_mutex);
+
if (list_empty(&list))
return;
/*
* At this point, only we should be able to manipulate the
* list heads of the actions we have on the private list.
+ * hence fman::lock not held.
*/
list_for_each_entry_safe(action, next_action, &list, head) {
list_del_init(&action->head);
- action->cleanup(action);
+ if (action->cleanup)
+ action->cleanup(action);
}
} while (1);
}
@@ -122,6 +182,9 @@
fman->fifo_down = true;
fman->user_fence_size = ttm_round_pot(sizeof(struct vmw_user_fence));
fman->fence_size = ttm_round_pot(sizeof(struct vmw_fence_obj));
+ fman->event_fence_action_size =
+ ttm_round_pot(sizeof(struct vmw_event_fence_action));
+ mutex_init(&fman->goal_irq_mutex);
return fman;
}
@@ -177,6 +240,9 @@
struct vmw_fence_obj *vmw_fence_obj_reference(struct vmw_fence_obj *fence)
{
+ if (unlikely(fence == NULL))
+ return NULL;
+
kref_get(&fence->kref);
return fence;
}
@@ -191,8 +257,12 @@
void vmw_fence_obj_unreference(struct vmw_fence_obj **fence_p)
{
struct vmw_fence_obj *fence = *fence_p;
- struct vmw_fence_manager *fman = fence->fman;
+ struct vmw_fence_manager *fman;
+ if (unlikely(fence == NULL))
+ return;
+
+ fman = fence->fman;
*fence_p = NULL;
spin_lock_irq(&fman->lock);
BUG_ON(atomic_read(&fence->kref.refcount) == 0);
@@ -207,6 +277,7 @@
list_for_each_entry_safe(action, next_action, list, head) {
list_del_init(&action->head);
+ fman->pending_actions[action->type]--;
if (action->seq_passed != NULL)
action->seq_passed(action);
@@ -215,17 +286,101 @@
* it will be performed by a worker task.
*/
- if (action->cleanup != NULL)
- list_add_tail(&action->head, &fman->cleanup_list);
+ list_add_tail(&action->head, &fman->cleanup_list);
}
}
-void vmw_fences_update(struct vmw_fence_manager *fman, u32 seqno)
+/**
+ * vmw_fence_goal_new_locked - Figure out a new device fence goal
+ * seqno if needed.
+ *
+ * @fman: Pointer to a fence manager.
+ * @passed_seqno: The seqno the device currently signals as passed.
+ *
+ * This function should be called with the fence manager lock held.
+ * It is typically called when we have a new passed_seqno, and
+ * we might need to update the fence goal. It checks to see whether
+ * the current fence goal has already passed, and, in that case,
+ * scans through all unsignaled fences to get the next fence object with an
+ * action attached, and sets the seqno of that fence as a new fence goal.
+ *
+ * returns true if the device goal seqno was updated. False otherwise.
+ */
+static bool vmw_fence_goal_new_locked(struct vmw_fence_manager *fman,
+ u32 passed_seqno)
+{
+ u32 goal_seqno;
+ __le32 __iomem *fifo_mem;
+ struct vmw_fence_obj *fence;
+
+ if (likely(!fman->seqno_valid))
+ return false;
+
+ fifo_mem = fman->dev_priv->mmio_virt;
+ goal_seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE_GOAL);
+ if (likely(passed_seqno - goal_seqno >= VMW_FENCE_WRAP))
+ return false;
+
+ fman->seqno_valid = false;
+ list_for_each_entry(fence, &fman->fence_list, head) {
+ if (!list_empty(&fence->seq_passed_actions)) {
+ fman->seqno_valid = true;
+ iowrite32(fence->seqno,
+ fifo_mem + SVGA_FIFO_FENCE_GOAL);
+ break;
+ }
+ }
+
+ return true;
+}
+
+
+/**
+ * vmw_fence_goal_check_locked - Replace the device fence goal seqno if
+ * needed.
+ *
+ * @fence: Pointer to a struct vmw_fence_obj the seqno of which should be
+ * considered as a device fence goal.
+ *
+ * This function should be called with the fence manager lock held.
+ * It is typically called when an action has been attached to a fence to
+ * check whether the seqno of that fence should be used for a fence
+ * goal interrupt. This is typically needed if the current fence goal is
+ * invalid, or has a higher seqno than that of the current fence object.
+ *
+ * returns true if the device goal seqno was updated. False otherwise.
+ */
+static bool vmw_fence_goal_check_locked(struct vmw_fence_obj *fence)
+{
+ u32 goal_seqno;
+ __le32 __iomem *fifo_mem;
+
+ if (fence->signaled & DRM_VMW_FENCE_FLAG_EXEC)
+ return false;
+
+ fifo_mem = fence->fman->dev_priv->mmio_virt;
+ goal_seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE_GOAL);
+ if (likely(fence->fman->seqno_valid &&
+ goal_seqno - fence->seqno < VMW_FENCE_WRAP))
+ return false;
+
+ iowrite32(fence->seqno, fifo_mem + SVGA_FIFO_FENCE_GOAL);
+ fence->fman->seqno_valid = true;
+
+ return true;
+}
+
+void vmw_fences_update(struct vmw_fence_manager *fman)
{
unsigned long flags;
struct vmw_fence_obj *fence, *next_fence;
struct list_head action_list;
+ bool needs_rerun;
+ uint32_t seqno, new_seqno;
+ __le32 __iomem *fifo_mem = fman->dev_priv->mmio_virt;
+ seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE);
+rerun:
spin_lock_irqsave(&fman->lock, flags);
list_for_each_entry_safe(fence, next_fence, &fman->fence_list, head) {
if (seqno - fence->seqno < VMW_FENCE_WRAP) {
@@ -236,14 +391,30 @@
&action_list);
vmw_fences_perform_actions(fman, &action_list);
wake_up_all(&fence->queue);
- }
-
+ } else
+ break;
}
+
+ needs_rerun = vmw_fence_goal_new_locked(fman, seqno);
+
if (!list_empty(&fman->cleanup_list))
(void) schedule_work(&fman->work);
spin_unlock_irqrestore(&fman->lock, flags);
-}
+ /*
+ * Rerun if the fence goal seqno was updated, and the
+ * hardware might have raced with that update, so that
+ * we missed a fence_goal irq.
+ */
+
+ if (unlikely(needs_rerun)) {
+ new_seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE);
+ if (new_seqno != seqno) {
+ seqno = new_seqno;
+ goto rerun;
+ }
+ }
+}
bool vmw_fence_obj_signaled(struct vmw_fence_obj *fence,
uint32_t flags)
@@ -260,14 +431,8 @@
if ((signaled & flags) == flags)
return 1;
- if ((signaled & DRM_VMW_FENCE_FLAG_EXEC) == 0) {
- struct vmw_private *dev_priv = fman->dev_priv;
- __le32 __iomem *fifo_mem = dev_priv->mmio_virt;
- u32 seqno;
-
- seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE);
- vmw_fences_update(fman, seqno);
- }
+ if ((signaled & DRM_VMW_FENCE_FLAG_EXEC) == 0)
+ vmw_fences_update(fman);
spin_lock_irqsave(&fman->lock, irq_flags);
signaled = fence->signaled;
@@ -617,3 +782,344 @@
arg->handle,
TTM_REF_USAGE);
}
+
+/**
+ * vmw_event_fence_action_destroy
+ *
+ * @kref: The struct kref embedded in a struct vmw_event_fence_action.
+ *
+ * The vmw_event_fence_action destructor that may be called either after
+ * the fence action cleanup, or when the event is delivered.
+ * It frees both the vmw_event_fence_action struct and the actual
+ * event structure copied to user-space.
+ */
+static void vmw_event_fence_action_destroy(struct kref *kref)
+{
+ struct vmw_event_fence_action *eaction =
+ container_of(kref, struct vmw_event_fence_action, kref);
+ struct ttm_mem_global *mem_glob =
+ vmw_mem_glob(vmw_priv(eaction->dev));
+ uint32_t size = eaction->size;
+
+ kfree(eaction->e.event);
+ kfree(eaction);
+ ttm_mem_global_free(mem_glob, size);
+}
+
+
+/**
+ * vmw_event_fence_action_delivered
+ *
+ * @e: The struct drm_pending_event embedded in a struct
+ * vmw_event_fence_action.
+ *
+ * The struct drm_pending_event destructor that is called by drm
+ * once the event is delivered. Since we don't know whether this function
+ * will be called before or after the fence action destructor, we
+ * free a refcount and destroy if it becomes zero.
+ */
+static void vmw_event_fence_action_delivered(struct drm_pending_event *e)
+{
+ struct vmw_event_fence_action *eaction =
+ container_of(e, struct vmw_event_fence_action, e);
+
+ kref_put(&eaction->kref, vmw_event_fence_action_destroy);
+}
+
+
+/**
+ * vmw_event_fence_action_seq_passed
+ *
+ * @action: The struct vmw_fence_action embedded in a struct
+ * vmw_event_fence_action.
+ *
+ * This function is called when the seqno of the fence where @action is
+ * attached has passed. It queues the event on the submitter's event list.
+ * This function is always called from atomic context, and may be called
+ * from irq context. It ups a refcount reflecting that we now have two
+ * destructors.
+ */
+static void vmw_event_fence_action_seq_passed(struct vmw_fence_action *action)
+{
+ struct vmw_event_fence_action *eaction =
+ container_of(action, struct vmw_event_fence_action, action);
+ struct drm_device *dev = eaction->dev;
+ struct drm_file *file_priv = eaction->e.file_priv;
+ unsigned long irq_flags;
+
+ kref_get(&eaction->kref);
+ spin_lock_irqsave(&dev->event_lock, irq_flags);
+
+ if (likely(eaction->tv_sec != NULL)) {
+ struct timeval tv;
+
+ do_gettimeofday(&tv);
+ *eaction->tv_sec = tv.tv_sec;
+ *eaction->tv_usec = tv.tv_usec;
+ }
+
+ list_add_tail(&eaction->e.link, &file_priv->event_list);
+ wake_up_all(&file_priv->event_wait);
+ spin_unlock_irqrestore(&dev->event_lock, irq_flags);
+}
+
+/**
+ * vmw_event_fence_action_cleanup
+ *
+ * @action: The struct vmw_fence_action embedded in a struct
+ * vmw_event_fence_action.
+ *
+ * This function is the struct vmw_fence_action destructor. It's typically
+ * called from a workqueue.
+ */
+static void vmw_event_fence_action_cleanup(struct vmw_fence_action *action)
+{
+ struct vmw_event_fence_action *eaction =
+ container_of(action, struct vmw_event_fence_action, action);
+
+ vmw_fence_obj_unreference(&eaction->fence);
+ kref_put(&eaction->kref, vmw_event_fence_action_destroy);
+}
+
+
+/**
+ * vmw_fence_obj_add_action - Add an action to a fence object.
+ *
+ * @fence - The fence object.
+ * @action - The action to add.
+ *
+ * Note that the action callbacks may be executed before this function
+ * returns.
+ */
+void vmw_fence_obj_add_action(struct vmw_fence_obj *fence,
+ struct vmw_fence_action *action)
+{
+ struct vmw_fence_manager *fman = fence->fman;
+ unsigned long irq_flags;
+ bool run_update = false;
+
+ mutex_lock(&fman->goal_irq_mutex);
+ spin_lock_irqsave(&fman->lock, irq_flags);
+
+ fman->pending_actions[action->type]++;
+ if (fence->signaled & DRM_VMW_FENCE_FLAG_EXEC) {
+ struct list_head action_list;
+
+ INIT_LIST_HEAD(&action_list);
+ list_add_tail(&action->head, &action_list);
+ vmw_fences_perform_actions(fman, &action_list);
+ } else {
+ list_add_tail(&action->head, &fence->seq_passed_actions);
+
+ /*
+ * This function may set fman::seqno_valid, so it must
+ * be run with the goal_irq_mutex held.
+ */
+ run_update = vmw_fence_goal_check_locked(fence);
+ }
+
+ spin_unlock_irqrestore(&fman->lock, irq_flags);
+
+ if (run_update) {
+ if (!fman->goal_irq_on) {
+ fman->goal_irq_on = true;
+ vmw_goal_waiter_add(fman->dev_priv);
+ }
+ vmw_fences_update(fman);
+ }
+ mutex_unlock(&fman->goal_irq_mutex);
+
+}
+
+/**
+ * vmw_event_fence_action_create - Post an event for sending when a fence
+ * object seqno has passed.
+ *
+ * @file_priv: The file connection on which the event should be posted.
+ * @fence: The fence object on which to post the event.
+ * @event: Event to be posted. This event should've been alloced
+ * using k[mz]alloc, and should've been completely initialized.
+ * @interruptible: Interruptible waits if possible.
+ *
+ * As a side effect, the object pointed to by @event may have been
+ * freed when this function returns. If this function returns with
+ * an error code, the caller needs to free that object.
+ */
+
+int vmw_event_fence_action_create(struct drm_file *file_priv,
+ struct vmw_fence_obj *fence,
+ struct drm_event *event,
+ uint32_t *tv_sec,
+ uint32_t *tv_usec,
+ bool interruptible)
+{
+ struct vmw_event_fence_action *eaction =
+ kzalloc(sizeof(*eaction), GFP_KERNEL);
+ struct ttm_mem_global *mem_glob =
+ vmw_mem_glob(fence->fman->dev_priv);
+ struct vmw_fence_manager *fman = fence->fman;
+ uint32_t size = fman->event_fence_action_size +
+ ttm_round_pot(event->length);
+ int ret;
+
+ /*
+ * Account for internal structure size as well as the
+ * event size itself.
+ */
+
+ ret = ttm_mem_global_alloc(mem_glob, size, false, interruptible);
+ if (unlikely(ret != 0))
+ return ret;
+
+ eaction = kzalloc(sizeof(*eaction), GFP_KERNEL);
+ if (unlikely(eaction == NULL)) {
+ ttm_mem_global_free(mem_glob, size);
+ return -ENOMEM;
+ }
+
+ eaction->e.event = event;
+ eaction->e.file_priv = file_priv;
+ eaction->e.destroy = vmw_event_fence_action_delivered;
+
+ eaction->action.seq_passed = vmw_event_fence_action_seq_passed;
+ eaction->action.cleanup = vmw_event_fence_action_cleanup;
+ eaction->action.type = VMW_ACTION_EVENT;
+
+ eaction->fence = vmw_fence_obj_reference(fence);
+ eaction->dev = fman->dev_priv->dev;
+ eaction->size = size;
+ eaction->tv_sec = tv_sec;
+ eaction->tv_usec = tv_usec;
+
+ kref_init(&eaction->kref);
+ vmw_fence_obj_add_action(fence, &eaction->action);
+
+ return 0;
+}
+
+int vmw_fence_event_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ struct vmw_private *dev_priv = vmw_priv(dev);
+ struct drm_vmw_fence_event_arg *arg =
+ (struct drm_vmw_fence_event_arg *) data;
+ struct vmw_fence_obj *fence = NULL;
+ struct vmw_fpriv *vmw_fp = vmw_fpriv(file_priv);
+ struct drm_vmw_fence_rep __user *user_fence_rep =
+ (struct drm_vmw_fence_rep __user *)(unsigned long)
+ arg->fence_rep;
+ uint32_t handle;
+ unsigned long irq_flags;
+ struct drm_vmw_event_fence *event;
+ int ret;
+
+ /*
+ * Look up an existing fence object,
+ * and if user-space wants a new reference,
+ * add one.
+ */
+ if (arg->handle) {
+ struct ttm_base_object *base =
+ ttm_base_object_lookup(vmw_fp->tfile, arg->handle);
+
+ if (unlikely(base == NULL)) {
+ DRM_ERROR("Fence event invalid fence object handle "
+ "0x%08lx.\n",
+ (unsigned long)arg->handle);
+ return -EINVAL;
+ }
+ fence = &(container_of(base, struct vmw_user_fence,
+ base)->fence);
+ (void) vmw_fence_obj_reference(fence);
+
+ if (user_fence_rep != NULL) {
+ bool existed;
+
+ ret = ttm_ref_object_add(vmw_fp->tfile, base,
+ TTM_REF_USAGE, &existed);
+ if (unlikely(ret != 0)) {
+ DRM_ERROR("Failed to reference a fence "
+ "object.\n");
+ goto out_no_ref_obj;
+ }
+ handle = base->hash.key;
+ }
+ ttm_base_object_unref(&base);
+ }
+
+ /*
+ * Create a new fence object.
+ */
+ if (!fence) {
+ ret = vmw_execbuf_fence_commands(file_priv, dev_priv,
+ &fence,
+ (user_fence_rep) ?
+ &handle : NULL);
+ if (unlikely(ret != 0)) {
+ DRM_ERROR("Fence event failed to create fence.\n");
+ return ret;
+ }
+ }
+
+ BUG_ON(fence == NULL);
+
+ spin_lock_irqsave(&dev->event_lock, irq_flags);
+
+ ret = (file_priv->event_space < sizeof(*event)) ? -EBUSY : 0;
+ if (likely(ret == 0))
+ file_priv->event_space -= sizeof(*event);
+
+ spin_unlock_irqrestore(&dev->event_lock, irq_flags);
+
+ if (unlikely(ret != 0)) {
+ DRM_ERROR("Failed to allocate event space for this file.\n");
+ goto out_no_event_space;
+ }
+
+ event = kzalloc(sizeof(*event), GFP_KERNEL);
+ if (unlikely(event == NULL)) {
+ DRM_ERROR("Failed to allocate an event.\n");
+ goto out_no_event;
+ }
+
+ event->base.type = DRM_VMW_EVENT_FENCE_SIGNALED;
+ event->base.length = sizeof(*event);
+ event->user_data = arg->user_data;
+
+ if (arg->flags & DRM_VMW_FE_FLAG_REQ_TIME)
+ ret = vmw_event_fence_action_create(file_priv, fence,
+ &event->base,
+ &event->tv_sec,
+ &event->tv_usec,
+ true);
+ else
+ ret = vmw_event_fence_action_create(file_priv, fence,
+ &event->base,
+ NULL,
+ NULL,
+ true);
+
+ if (unlikely(ret != 0)) {
+ if (ret != -ERESTARTSYS)
+ DRM_ERROR("Failed to attach event to fence.\n");
+ goto out_no_attach;
+ }
+
+ vmw_execbuf_copy_fence_user(dev_priv, vmw_fp, 0, user_fence_rep, fence,
+ handle);
+ vmw_fence_obj_unreference(&fence);
+ return 0;
+out_no_attach:
+ kfree(event);
+out_no_event:
+ spin_lock_irqsave(&dev->event_lock, irq_flags);
+ file_priv->event_space += sizeof(*event);
+ spin_unlock_irqrestore(&dev->event_lock, irq_flags);
+out_no_event_space:
+ if (user_fence_rep != NULL)
+ ttm_ref_object_base_unref(vmw_fpriv(file_priv)->tfile,
+ handle, TTM_REF_USAGE);
+out_no_ref_obj:
+ vmw_fence_obj_unreference(&fence);
+ return ret;
+}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.h b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.h
index 9307406..0854a20 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.h
@@ -37,8 +37,14 @@
*
*
*/
+enum vmw_action_type {
+ VMW_ACTION_EVENT = 0,
+ VMW_ACTION_MAX
+};
+
struct vmw_fence_action {
struct list_head head;
+ enum vmw_action_type type;
void (*seq_passed) (struct vmw_fence_action *action);
void (*cleanup) (struct vmw_fence_action *action);
};
@@ -66,8 +72,7 @@
extern struct vmw_fence_obj *
vmw_fence_obj_reference(struct vmw_fence_obj *fence);
-extern void vmw_fences_update(struct vmw_fence_manager *fman,
- u32 sequence);
+extern void vmw_fences_update(struct vmw_fence_manager *fman);
extern bool vmw_fence_obj_signaled(struct vmw_fence_obj *fence,
uint32_t flags);
@@ -102,4 +107,7 @@
extern int vmw_fence_obj_unref_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
+extern int vmw_fence_event_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+
#endif /* _VMWGFX_FENCE_H_ */
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
index 3ba9cac..03bbc2a 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
@@ -45,7 +45,11 @@
if (hwversion == 0)
return false;
- if (hwversion < SVGA3D_HWVERSION_WS65_B1)
+ if (hwversion < SVGA3D_HWVERSION_WS8_B1)
+ return false;
+
+ /* Non-Screen Object path does not support surfaces */
+ if (!dev_priv->sou_priv)
return false;
return true;
@@ -243,9 +247,8 @@
spin_lock_irqsave(&dev_priv->irq_lock, irq_flags);
outl(SVGA_IRQFLAG_FIFO_PROGRESS,
dev_priv->io_start + VMWGFX_IRQSTATUS_PORT);
- vmw_write(dev_priv, SVGA_REG_IRQMASK,
- vmw_read(dev_priv, SVGA_REG_IRQMASK) |
- SVGA_IRQFLAG_FIFO_PROGRESS);
+ dev_priv->irq_mask |= SVGA_IRQFLAG_FIFO_PROGRESS;
+ vmw_write(dev_priv, SVGA_REG_IRQMASK, dev_priv->irq_mask);
spin_unlock_irqrestore(&dev_priv->irq_lock, irq_flags);
}
mutex_unlock(&dev_priv->hw_mutex);
@@ -267,9 +270,8 @@
mutex_lock(&dev_priv->hw_mutex);
if (atomic_dec_and_test(&dev_priv->fifo_queue_waiters)) {
spin_lock_irqsave(&dev_priv->irq_lock, irq_flags);
- vmw_write(dev_priv, SVGA_REG_IRQMASK,
- vmw_read(dev_priv, SVGA_REG_IRQMASK) &
- ~SVGA_IRQFLAG_FIFO_PROGRESS);
+ dev_priv->irq_mask &= ~SVGA_IRQFLAG_FIFO_PROGRESS;
+ vmw_write(dev_priv, SVGA_REG_IRQMASK, dev_priv->irq_mask);
spin_unlock_irqrestore(&dev_priv->irq_lock, irq_flags);
}
mutex_unlock(&dev_priv->hw_mutex);
@@ -277,6 +279,16 @@
return ret;
}
+/**
+ * Reserve @bytes number of bytes in the fifo.
+ *
+ * This function will return NULL (error) on two conditions:
+ * If it timeouts waiting for fifo space, or if @bytes is larger than the
+ * available fifo space.
+ *
+ * Returns:
+ * Pointer to the fifo, or null on error (possible hardware hang).
+ */
void *vmw_fifo_reserve(struct vmw_private *dev_priv, uint32_t bytes)
{
struct vmw_fifo_state *fifo_state = &dev_priv->fifo;
@@ -491,3 +503,60 @@
out_err:
return ret;
}
+
+/**
+ * vmw_fifo_emit_dummy_query - emits a dummy query to the fifo.
+ *
+ * @dev_priv: The device private structure.
+ * @cid: The hardware context id used for the query.
+ *
+ * This function is used to emit a dummy occlusion query with
+ * no primitives rendered between query begin and query end.
+ * It's used to provide a query barrier, in order to know that when
+ * this query is finished, all preceding queries are also finished.
+ *
+ * A Query results structure should have been initialized at the start
+ * of the dev_priv->dummy_query_bo buffer object. And that buffer object
+ * must also be either reserved or pinned when this function is called.
+ *
+ * Returns -ENOMEM on failure to reserve fifo space.
+ */
+int vmw_fifo_emit_dummy_query(struct vmw_private *dev_priv,
+ uint32_t cid)
+{
+ /*
+ * A query wait without a preceding query end will
+ * actually finish all queries for this cid
+ * without writing to the query result structure.
+ */
+
+ struct ttm_buffer_object *bo = dev_priv->dummy_query_bo;
+ struct {
+ SVGA3dCmdHeader header;
+ SVGA3dCmdWaitForQuery body;
+ } *cmd;
+
+ cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
+
+ if (unlikely(cmd == NULL)) {
+ DRM_ERROR("Out of fifo space for dummy query.\n");
+ return -ENOMEM;
+ }
+
+ cmd->header.id = SVGA_3D_CMD_WAIT_FOR_QUERY;
+ cmd->header.size = sizeof(cmd->body);
+ cmd->body.cid = cid;
+ cmd->body.type = SVGA3D_QUERYTYPE_OCCLUSION;
+
+ if (bo->mem.mem_type == TTM_PL_VRAM) {
+ cmd->body.guestResult.gmrId = SVGA_GMR_FRAMEBUFFER;
+ cmd->body.guestResult.offset = bo->offset;
+ } else {
+ cmd->body.guestResult.gmrId = bo->mem.start;
+ cmd->body.guestResult.offset = 0;
+ }
+
+ vmw_fifo_commit(dev_priv, sizeof(*cmd));
+
+ return 0;
+}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
index 5ecf966..97f23ab 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
@@ -27,6 +27,7 @@
#include "vmwgfx_drv.h"
#include "vmwgfx_drm.h"
+#include "vmwgfx_kms.h"
int vmw_getparam_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
@@ -110,3 +111,217 @@
return ret;
}
+
+int vmw_present_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
+ struct vmw_private *dev_priv = vmw_priv(dev);
+ struct drm_vmw_present_arg *arg =
+ (struct drm_vmw_present_arg *)data;
+ struct vmw_surface *surface;
+ struct vmw_master *vmaster = vmw_master(file_priv->master);
+ struct drm_vmw_rect __user *clips_ptr;
+ struct drm_vmw_rect *clips = NULL;
+ struct drm_mode_object *obj;
+ struct vmw_framebuffer *vfb;
+ uint32_t num_clips;
+ int ret;
+
+ num_clips = arg->num_clips;
+ clips_ptr = (struct drm_vmw_rect *)(unsigned long)arg->clips_ptr;
+
+ if (unlikely(num_clips == 0))
+ return 0;
+
+ if (clips_ptr == NULL) {
+ DRM_ERROR("Variable clips_ptr must be specified.\n");
+ ret = -EINVAL;
+ goto out_clips;
+ }
+
+ clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
+ if (clips == NULL) {
+ DRM_ERROR("Failed to allocate clip rect list.\n");
+ ret = -ENOMEM;
+ goto out_clips;
+ }
+
+ ret = copy_from_user(clips, clips_ptr, num_clips * sizeof(*clips));
+ if (ret) {
+ DRM_ERROR("Failed to copy clip rects from userspace.\n");
+ goto out_no_copy;
+ }
+
+ ret = mutex_lock_interruptible(&dev->mode_config.mutex);
+ if (unlikely(ret != 0)) {
+ ret = -ERESTARTSYS;
+ goto out_no_mode_mutex;
+ }
+
+ obj = drm_mode_object_find(dev, arg->fb_id, DRM_MODE_OBJECT_FB);
+ if (!obj) {
+ DRM_ERROR("Invalid framebuffer id.\n");
+ ret = -EINVAL;
+ goto out_no_fb;
+ }
+
+ vfb = vmw_framebuffer_to_vfb(obj_to_fb(obj));
+ if (!vfb->dmabuf) {
+ DRM_ERROR("Framebuffer not dmabuf backed.\n");
+ ret = -EINVAL;
+ goto out_no_fb;
+ }
+
+ ret = ttm_read_lock(&vmaster->lock, true);
+ if (unlikely(ret != 0))
+ goto out_no_ttm_lock;
+
+ ret = vmw_user_surface_lookup_handle(dev_priv, tfile, arg->sid,
+ &surface);
+ if (ret)
+ goto out_no_surface;
+
+ ret = vmw_kms_present(dev_priv, file_priv,
+ vfb, surface, arg->sid,
+ arg->dest_x, arg->dest_y,
+ clips, num_clips);
+
+ /* vmw_user_surface_lookup takes one ref so does new_fb */
+ vmw_surface_unreference(&surface);
+
+out_no_surface:
+ ttm_read_unlock(&vmaster->lock);
+out_no_ttm_lock:
+out_no_fb:
+ mutex_unlock(&dev->mode_config.mutex);
+out_no_mode_mutex:
+out_no_copy:
+ kfree(clips);
+out_clips:
+ return ret;
+}
+
+int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ struct vmw_private *dev_priv = vmw_priv(dev);
+ struct drm_vmw_present_readback_arg *arg =
+ (struct drm_vmw_present_readback_arg *)data;
+ struct drm_vmw_fence_rep __user *user_fence_rep =
+ (struct drm_vmw_fence_rep __user *)
+ (unsigned long)arg->fence_rep;
+ struct vmw_master *vmaster = vmw_master(file_priv->master);
+ struct drm_vmw_rect __user *clips_ptr;
+ struct drm_vmw_rect *clips = NULL;
+ struct drm_mode_object *obj;
+ struct vmw_framebuffer *vfb;
+ uint32_t num_clips;
+ int ret;
+
+ num_clips = arg->num_clips;
+ clips_ptr = (struct drm_vmw_rect *)(unsigned long)arg->clips_ptr;
+
+ if (unlikely(num_clips == 0))
+ return 0;
+
+ if (clips_ptr == NULL) {
+ DRM_ERROR("Argument clips_ptr must be specified.\n");
+ ret = -EINVAL;
+ goto out_clips;
+ }
+
+ clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
+ if (clips == NULL) {
+ DRM_ERROR("Failed to allocate clip rect list.\n");
+ ret = -ENOMEM;
+ goto out_clips;
+ }
+
+ ret = copy_from_user(clips, clips_ptr, num_clips * sizeof(*clips));
+ if (ret) {
+ DRM_ERROR("Failed to copy clip rects from userspace.\n");
+ goto out_no_copy;
+ }
+
+ ret = mutex_lock_interruptible(&dev->mode_config.mutex);
+ if (unlikely(ret != 0)) {
+ ret = -ERESTARTSYS;
+ goto out_no_mode_mutex;
+ }
+
+ obj = drm_mode_object_find(dev, arg->fb_id, DRM_MODE_OBJECT_FB);
+ if (!obj) {
+ DRM_ERROR("Invalid framebuffer id.\n");
+ ret = -EINVAL;
+ goto out_no_fb;
+ }
+
+ vfb = vmw_framebuffer_to_vfb(obj_to_fb(obj));
+ if (!vfb->dmabuf) {
+ DRM_ERROR("Framebuffer not dmabuf backed.\n");
+ ret = -EINVAL;
+ goto out_no_fb;
+ }
+
+ ret = ttm_read_lock(&vmaster->lock, true);
+ if (unlikely(ret != 0))
+ goto out_no_ttm_lock;
+
+ ret = vmw_kms_readback(dev_priv, file_priv,
+ vfb, user_fence_rep,
+ clips, num_clips);
+
+ ttm_read_unlock(&vmaster->lock);
+out_no_ttm_lock:
+out_no_fb:
+ mutex_unlock(&dev->mode_config.mutex);
+out_no_mode_mutex:
+out_no_copy:
+ kfree(clips);
+out_clips:
+ return ret;
+}
+
+
+/**
+ * vmw_fops_poll - wrapper around the drm_poll function
+ *
+ * @filp: See the linux fops poll documentation.
+ * @wait: See the linux fops poll documentation.
+ *
+ * Wrapper around the drm_poll function that makes sure the device is
+ * processing the fifo if drm_poll decides to wait.
+ */
+unsigned int vmw_fops_poll(struct file *filp, struct poll_table_struct *wait)
+{
+ struct drm_file *file_priv = filp->private_data;
+ struct vmw_private *dev_priv =
+ vmw_priv(file_priv->minor->dev);
+
+ vmw_fifo_ping_host(dev_priv, SVGA_SYNC_GENERIC);
+ return drm_poll(filp, wait);
+}
+
+
+/**
+ * vmw_fops_read - wrapper around the drm_read function
+ *
+ * @filp: See the linux fops read documentation.
+ * @buffer: See the linux fops read documentation.
+ * @count: See the linux fops read documentation.
+ * offset: See the linux fops read documentation.
+ *
+ * Wrapper around the drm_read function that makes sure the device is
+ * processing the fifo if drm_read decides to wait.
+ */
+ssize_t vmw_fops_read(struct file *filp, char __user *buffer,
+ size_t count, loff_t *offset)
+{
+ struct drm_file *file_priv = filp->private_data;
+ struct vmw_private *dev_priv =
+ vmw_priv(file_priv->minor->dev);
+
+ vmw_fifo_ping_host(dev_priv, SVGA_SYNC_GENERIC);
+ return drm_read(filp, buffer, count, offset);
+}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
index a005292..cabc95f 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
@@ -34,28 +34,30 @@
{
struct drm_device *dev = (struct drm_device *)arg;
struct vmw_private *dev_priv = vmw_priv(dev);
- uint32_t status;
+ uint32_t status, masked_status;
spin_lock(&dev_priv->irq_lock);
status = inl(dev_priv->io_start + VMWGFX_IRQSTATUS_PORT);
+ masked_status = status & dev_priv->irq_mask;
spin_unlock(&dev_priv->irq_lock);
- if (status & SVGA_IRQFLAG_ANY_FENCE) {
- __le32 __iomem *fifo_mem = dev_priv->mmio_virt;
- uint32_t seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE);
+ if (likely(status))
+ outl(status, dev_priv->io_start + VMWGFX_IRQSTATUS_PORT);
- vmw_fences_update(dev_priv->fman, seqno);
+ if (!masked_status)
+ return IRQ_NONE;
+
+ if (masked_status & (SVGA_IRQFLAG_ANY_FENCE |
+ SVGA_IRQFLAG_FENCE_GOAL)) {
+ vmw_fences_update(dev_priv->fman);
wake_up_all(&dev_priv->fence_queue);
}
- if (status & SVGA_IRQFLAG_FIFO_PROGRESS)
+
+ if (masked_status & SVGA_IRQFLAG_FIFO_PROGRESS)
wake_up_all(&dev_priv->fifo_queue);
- if (likely(status)) {
- outl(status, dev_priv->io_start + VMWGFX_IRQSTATUS_PORT);
- return IRQ_HANDLED;
- }
- return IRQ_NONE;
+ return IRQ_HANDLED;
}
static bool vmw_fifo_idle(struct vmw_private *dev_priv, uint32_t seqno)
@@ -78,7 +80,7 @@
if (dev_priv->last_read_seqno != seqno) {
dev_priv->last_read_seqno = seqno;
vmw_marker_pull(&fifo_state->marker_queue, seqno);
- vmw_fences_update(dev_priv->fman, seqno);
+ vmw_fences_update(dev_priv->fman);
}
}
@@ -189,9 +191,8 @@
spin_lock_irqsave(&dev_priv->irq_lock, irq_flags);
outl(SVGA_IRQFLAG_ANY_FENCE,
dev_priv->io_start + VMWGFX_IRQSTATUS_PORT);
- vmw_write(dev_priv, SVGA_REG_IRQMASK,
- vmw_read(dev_priv, SVGA_REG_IRQMASK) |
- SVGA_IRQFLAG_ANY_FENCE);
+ dev_priv->irq_mask |= SVGA_IRQFLAG_ANY_FENCE;
+ vmw_write(dev_priv, SVGA_REG_IRQMASK, dev_priv->irq_mask);
spin_unlock_irqrestore(&dev_priv->irq_lock, irq_flags);
}
mutex_unlock(&dev_priv->hw_mutex);
@@ -204,9 +205,39 @@
unsigned long irq_flags;
spin_lock_irqsave(&dev_priv->irq_lock, irq_flags);
- vmw_write(dev_priv, SVGA_REG_IRQMASK,
- vmw_read(dev_priv, SVGA_REG_IRQMASK) &
- ~SVGA_IRQFLAG_ANY_FENCE);
+ dev_priv->irq_mask &= ~SVGA_IRQFLAG_ANY_FENCE;
+ vmw_write(dev_priv, SVGA_REG_IRQMASK, dev_priv->irq_mask);
+ spin_unlock_irqrestore(&dev_priv->irq_lock, irq_flags);
+ }
+ mutex_unlock(&dev_priv->hw_mutex);
+}
+
+
+void vmw_goal_waiter_add(struct vmw_private *dev_priv)
+{
+ mutex_lock(&dev_priv->hw_mutex);
+ if (dev_priv->goal_queue_waiters++ == 0) {
+ unsigned long irq_flags;
+
+ spin_lock_irqsave(&dev_priv->irq_lock, irq_flags);
+ outl(SVGA_IRQFLAG_FENCE_GOAL,
+ dev_priv->io_start + VMWGFX_IRQSTATUS_PORT);
+ dev_priv->irq_mask |= SVGA_IRQFLAG_FENCE_GOAL;
+ vmw_write(dev_priv, SVGA_REG_IRQMASK, dev_priv->irq_mask);
+ spin_unlock_irqrestore(&dev_priv->irq_lock, irq_flags);
+ }
+ mutex_unlock(&dev_priv->hw_mutex);
+}
+
+void vmw_goal_waiter_remove(struct vmw_private *dev_priv)
+{
+ mutex_lock(&dev_priv->hw_mutex);
+ if (--dev_priv->goal_queue_waiters == 0) {
+ unsigned long irq_flags;
+
+ spin_lock_irqsave(&dev_priv->irq_lock, irq_flags);
+ dev_priv->irq_mask &= ~SVGA_IRQFLAG_FENCE_GOAL;
+ vmw_write(dev_priv, SVGA_REG_IRQMASK, dev_priv->irq_mask);
spin_unlock_irqrestore(&dev_priv->irq_lock, irq_flags);
}
mutex_unlock(&dev_priv->hw_mutex);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 1a4c84c..2421d0c 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -27,12 +27,10 @@
#include "vmwgfx_kms.h"
+
/* Might need a hrtimer here? */
#define VMWGFX_PRESENT_RATE ((HZ / 60 > 0) ? HZ / 60 : 1)
-static int vmw_surface_dmabuf_pin(struct vmw_framebuffer *vfb);
-static int vmw_surface_dmabuf_unpin(struct vmw_framebuffer *vfb);
-
void vmw_display_unit_cleanup(struct vmw_display_unit *du)
{
if (du->cursor_surface)
@@ -329,41 +327,10 @@
struct vmw_framebuffer base;
struct vmw_surface *surface;
struct vmw_dma_buffer *buffer;
- struct delayed_work d_work;
- struct mutex work_lock;
- bool present_fs;
struct list_head head;
struct drm_master *master;
};
-/**
- * vmw_kms_idle_workqueues - Flush workqueues on this master
- *
- * @vmaster - Pointer identifying the master, for the surfaces of which
- * we idle the dirty work queues.
- *
- * This function should be called with the ttm lock held in exclusive mode
- * to idle all dirty work queues before the fifo is taken down.
- *
- * The work task may actually requeue itself, but after the flush returns we're
- * sure that there's nothing to present, since the ttm lock is held in
- * exclusive mode, so the fifo will never get used.
- */
-
-void vmw_kms_idle_workqueues(struct vmw_master *vmaster)
-{
- struct vmw_framebuffer_surface *entry;
-
- mutex_lock(&vmaster->fb_surf_mutex);
- list_for_each_entry(entry, &vmaster->fb_surf, head) {
- if (cancel_delayed_work_sync(&entry->d_work))
- (void) entry->d_work.work.func(&entry->d_work.work);
-
- (void) cancel_delayed_work_sync(&entry->d_work);
- }
- mutex_unlock(&vmaster->fb_surf_mutex);
-}
-
void vmw_framebuffer_surface_destroy(struct drm_framebuffer *framebuffer)
{
struct vmw_framebuffer_surface *vfbs =
@@ -375,65 +342,130 @@
list_del(&vfbs->head);
mutex_unlock(&vmaster->fb_surf_mutex);
- cancel_delayed_work_sync(&vfbs->d_work);
drm_master_put(&vfbs->master);
drm_framebuffer_cleanup(framebuffer);
vmw_surface_unreference(&vfbs->surface);
+ ttm_base_object_unref(&vfbs->base.user_obj);
kfree(vfbs);
}
-static void vmw_framebuffer_present_fs_callback(struct work_struct *work)
+static int do_surface_dirty_sou(struct vmw_private *dev_priv,
+ struct drm_file *file_priv,
+ struct vmw_framebuffer *framebuffer,
+ struct vmw_surface *surf,
+ unsigned flags, unsigned color,
+ struct drm_clip_rect *clips,
+ unsigned num_clips, int inc)
{
- struct delayed_work *d_work =
- container_of(work, struct delayed_work, work);
- struct vmw_framebuffer_surface *vfbs =
- container_of(d_work, struct vmw_framebuffer_surface, d_work);
- struct vmw_surface *surf = vfbs->surface;
- struct drm_framebuffer *framebuffer = &vfbs->base.base;
- struct vmw_private *dev_priv = vmw_priv(framebuffer->dev);
+ struct drm_clip_rect *clips_ptr;
+ struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS];
+ struct drm_crtc *crtc;
+ size_t fifo_size;
+ int i, num_units;
+ int ret = 0; /* silence warning */
+ int left, right, top, bottom;
struct {
SVGA3dCmdHeader header;
- SVGA3dCmdPresent body;
- SVGA3dCopyRect cr;
+ SVGA3dCmdBlitSurfaceToScreen body;
} *cmd;
+ SVGASignedRect *blits;
- /**
- * Strictly we should take the ttm_lock in read mode before accessing
- * the fifo, to make sure the fifo is present and up. However,
- * instead we flush all workqueues under the ttm lock in exclusive mode
- * before taking down the fifo.
- */
- mutex_lock(&vfbs->work_lock);
- if (!vfbs->present_fs)
- goto out_unlock;
- cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
- if (unlikely(cmd == NULL))
- goto out_resched;
+ num_units = 0;
+ list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list,
+ head) {
+ if (crtc->fb != &framebuffer->base)
+ continue;
+ units[num_units++] = vmw_crtc_to_du(crtc);
+ }
- cmd->header.id = cpu_to_le32(SVGA_3D_CMD_PRESENT);
- cmd->header.size = cpu_to_le32(sizeof(cmd->body) + sizeof(cmd->cr));
- cmd->body.sid = cpu_to_le32(surf->res.id);
- cmd->cr.x = cpu_to_le32(0);
- cmd->cr.y = cpu_to_le32(0);
- cmd->cr.srcx = cmd->cr.x;
- cmd->cr.srcy = cmd->cr.y;
- cmd->cr.w = cpu_to_le32(framebuffer->width);
- cmd->cr.h = cpu_to_le32(framebuffer->height);
- vfbs->present_fs = false;
- vmw_fifo_commit(dev_priv, sizeof(*cmd));
-out_resched:
- /**
- * Will not re-add if already pending.
- */
- schedule_delayed_work(&vfbs->d_work, VMWGFX_PRESENT_RATE);
-out_unlock:
- mutex_unlock(&vfbs->work_lock);
+ BUG_ON(surf == NULL);
+ BUG_ON(!clips || !num_clips);
+
+ fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num_clips;
+ cmd = kzalloc(fifo_size, GFP_KERNEL);
+ if (unlikely(cmd == NULL)) {
+ DRM_ERROR("Temporary fifo memory alloc failed.\n");
+ return -ENOMEM;
+ }
+
+ left = clips->x1;
+ right = clips->x2;
+ top = clips->y1;
+ bottom = clips->y2;
+
+ clips_ptr = clips;
+ for (i = 1; i < num_clips; i++, clips_ptr += inc) {
+ left = min_t(int, left, (int)clips_ptr->x1);
+ right = max_t(int, right, (int)clips_ptr->x2);
+ top = min_t(int, top, (int)clips_ptr->y1);
+ bottom = max_t(int, bottom, (int)clips_ptr->y2);
+ }
+
+ /* only need to do this once */
+ memset(cmd, 0, fifo_size);
+ cmd->header.id = cpu_to_le32(SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN);
+ cmd->header.size = cpu_to_le32(fifo_size - sizeof(cmd->header));
+
+ cmd->body.srcRect.left = left;
+ cmd->body.srcRect.right = right;
+ cmd->body.srcRect.top = top;
+ cmd->body.srcRect.bottom = bottom;
+
+ clips_ptr = clips;
+ blits = (SVGASignedRect *)&cmd[1];
+ for (i = 0; i < num_clips; i++, clips_ptr += inc) {
+ blits[i].left = clips_ptr->x1 - left;
+ blits[i].right = clips_ptr->x2 - left;
+ blits[i].top = clips_ptr->y1 - top;
+ blits[i].bottom = clips_ptr->y2 - top;
+ }
+
+ /* do per unit writing, reuse fifo for each */
+ for (i = 0; i < num_units; i++) {
+ struct vmw_display_unit *unit = units[i];
+ int clip_x1 = left - unit->crtc.x;
+ int clip_y1 = top - unit->crtc.y;
+ int clip_x2 = right - unit->crtc.x;
+ int clip_y2 = bottom - unit->crtc.y;
+
+ /* skip any crtcs that misses the clip region */
+ if (clip_x1 >= unit->crtc.mode.hdisplay ||
+ clip_y1 >= unit->crtc.mode.vdisplay ||
+ clip_x2 <= 0 || clip_y2 <= 0)
+ continue;
+
+ /* need to reset sid as it is changed by execbuf */
+ cmd->body.srcImage.sid = cpu_to_le32(framebuffer->user_handle);
+
+ cmd->body.destScreenId = unit->unit;
+
+ /*
+ * The blit command is a lot more resilient then the
+ * readback command when it comes to clip rects. So its
+ * okay to go out of bounds.
+ */
+
+ cmd->body.destRect.left = clip_x1;
+ cmd->body.destRect.right = clip_x2;
+ cmd->body.destRect.top = clip_y1;
+ cmd->body.destRect.bottom = clip_y2;
+
+
+ ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd,
+ fifo_size, 0, NULL);
+
+ if (unlikely(ret != 0))
+ break;
+ }
+
+ kfree(cmd);
+
+ return ret;
}
-
int vmw_framebuffer_surface_dirty(struct drm_framebuffer *framebuffer,
struct drm_file *file_priv,
unsigned flags, unsigned color,
@@ -446,42 +478,19 @@
vmw_framebuffer_to_vfbs(framebuffer);
struct vmw_surface *surf = vfbs->surface;
struct drm_clip_rect norect;
- SVGA3dCopyRect *cr;
- int i, inc = 1;
- int ret;
-
- struct {
- SVGA3dCmdHeader header;
- SVGA3dCmdPresent body;
- SVGA3dCopyRect cr;
- } *cmd;
+ int ret, inc = 1;
if (unlikely(vfbs->master != file_priv->master))
return -EINVAL;
+ /* Require ScreenObject support for 3D */
+ if (!dev_priv->sou_priv)
+ return -EINVAL;
+
ret = ttm_read_lock(&vmaster->lock, true);
if (unlikely(ret != 0))
return ret;
- if (!num_clips ||
- !(dev_priv->fifo.capabilities &
- SVGA_FIFO_CAP_SCREEN_OBJECT)) {
- int ret;
-
- mutex_lock(&vfbs->work_lock);
- vfbs->present_fs = true;
- ret = schedule_delayed_work(&vfbs->d_work, VMWGFX_PRESENT_RATE);
- mutex_unlock(&vfbs->work_lock);
- if (ret) {
- /**
- * No work pending, Force immediate present.
- */
- vmw_framebuffer_present_fs_callback(&vfbs->d_work.work);
- }
- ttm_read_unlock(&vmaster->lock);
- return 0;
- }
-
if (!num_clips) {
num_clips = 1;
clips = &norect;
@@ -493,29 +502,10 @@
inc = 2; /* skip source rects */
}
- cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd) + (num_clips - 1) * sizeof(cmd->cr));
- if (unlikely(cmd == NULL)) {
- DRM_ERROR("Fifo reserve failed.\n");
- ttm_read_unlock(&vmaster->lock);
- return -ENOMEM;
- }
+ ret = do_surface_dirty_sou(dev_priv, file_priv, &vfbs->base, surf,
+ flags, color,
+ clips, num_clips, inc);
- memset(cmd, 0, sizeof(*cmd));
-
- cmd->header.id = cpu_to_le32(SVGA_3D_CMD_PRESENT);
- cmd->header.size = cpu_to_le32(sizeof(cmd->body) + num_clips * sizeof(cmd->cr));
- cmd->body.sid = cpu_to_le32(surf->res.id);
-
- for (i = 0, cr = &cmd->cr; i < num_clips; i++, cr++, clips += inc) {
- cr->x = cpu_to_le16(clips->x1);
- cr->y = cpu_to_le16(clips->y1);
- cr->srcx = cr->x;
- cr->srcy = cr->y;
- cr->w = cpu_to_le16(clips->x2 - clips->x1);
- cr->h = cpu_to_le16(clips->y2 - clips->y1);
- }
-
- vmw_fifo_commit(dev_priv, sizeof(*cmd) + (num_clips - 1) * sizeof(cmd->cr));
ttm_read_unlock(&vmaster->lock);
return 0;
}
@@ -540,6 +530,10 @@
struct vmw_master *vmaster = vmw_master(file_priv->master);
int ret;
+ /* 3D is only supported on HWv8 hosts which supports screen objects */
+ if (!dev_priv->sou_priv)
+ return -ENOSYS;
+
/*
* Sanity checks.
*/
@@ -602,14 +596,11 @@
vfbs->base.base.depth = mode_cmd->depth;
vfbs->base.base.width = mode_cmd->width;
vfbs->base.base.height = mode_cmd->height;
- vfbs->base.pin = &vmw_surface_dmabuf_pin;
- vfbs->base.unpin = &vmw_surface_dmabuf_unpin;
vfbs->surface = surface;
+ vfbs->base.user_handle = mode_cmd->handle;
vfbs->master = drm_master_get(file_priv->master);
- mutex_init(&vfbs->work_lock);
mutex_lock(&vmaster->fb_surf_mutex);
- INIT_DELAYED_WORK(&vfbs->d_work, &vmw_framebuffer_present_fs_callback);
list_add_tail(&vfbs->head, &vmaster->fb_surf);
mutex_unlock(&vmaster->fb_surf_mutex);
@@ -644,10 +635,164 @@
drm_framebuffer_cleanup(framebuffer);
vmw_dmabuf_unreference(&vfbd->buffer);
+ ttm_base_object_unref(&vfbd->base.user_obj);
kfree(vfbd);
}
+static int do_dmabuf_dirty_ldu(struct vmw_private *dev_priv,
+ struct vmw_framebuffer *framebuffer,
+ struct vmw_dma_buffer *buffer,
+ unsigned flags, unsigned color,
+ struct drm_clip_rect *clips,
+ unsigned num_clips, int increment)
+{
+ size_t fifo_size;
+ int i;
+
+ struct {
+ uint32_t header;
+ SVGAFifoCmdUpdate body;
+ } *cmd;
+
+ fifo_size = sizeof(*cmd) * num_clips;
+ cmd = vmw_fifo_reserve(dev_priv, fifo_size);
+ if (unlikely(cmd == NULL)) {
+ DRM_ERROR("Fifo reserve failed.\n");
+ return -ENOMEM;
+ }
+
+ memset(cmd, 0, fifo_size);
+ for (i = 0; i < num_clips; i++, clips += increment) {
+ cmd[i].header = cpu_to_le32(SVGA_CMD_UPDATE);
+ cmd[i].body.x = cpu_to_le32(clips->x1);
+ cmd[i].body.y = cpu_to_le32(clips->y1);
+ cmd[i].body.width = cpu_to_le32(clips->x2 - clips->x1);
+ cmd[i].body.height = cpu_to_le32(clips->y2 - clips->y1);
+ }
+
+ vmw_fifo_commit(dev_priv, fifo_size);
+ return 0;
+}
+
+static int do_dmabuf_define_gmrfb(struct drm_file *file_priv,
+ struct vmw_private *dev_priv,
+ struct vmw_framebuffer *framebuffer)
+{
+ size_t fifo_size;
+ int ret;
+
+ struct {
+ uint32_t header;
+ SVGAFifoCmdDefineGMRFB body;
+ } *cmd;
+
+ fifo_size = sizeof(*cmd);
+ cmd = kmalloc(fifo_size, GFP_KERNEL);
+ if (unlikely(cmd == NULL)) {
+ DRM_ERROR("Failed to allocate temporary cmd buffer.\n");
+ return -ENOMEM;
+ }
+
+ memset(cmd, 0, fifo_size);
+ cmd->header = SVGA_CMD_DEFINE_GMRFB;
+ cmd->body.format.bitsPerPixel = framebuffer->base.bits_per_pixel;
+ cmd->body.format.colorDepth = framebuffer->base.depth;
+ cmd->body.format.reserved = 0;
+ cmd->body.bytesPerLine = framebuffer->base.pitch;
+ cmd->body.ptr.gmrId = framebuffer->user_handle;
+ cmd->body.ptr.offset = 0;
+
+ ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd,
+ fifo_size, 0, NULL);
+
+ kfree(cmd);
+
+ return ret;
+}
+
+static int do_dmabuf_dirty_sou(struct drm_file *file_priv,
+ struct vmw_private *dev_priv,
+ struct vmw_framebuffer *framebuffer,
+ struct vmw_dma_buffer *buffer,
+ unsigned flags, unsigned color,
+ struct drm_clip_rect *clips,
+ unsigned num_clips, int increment)
+{
+ struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS];
+ struct drm_clip_rect *clips_ptr;
+ int i, k, num_units, ret;
+ struct drm_crtc *crtc;
+ size_t fifo_size;
+
+ struct {
+ uint32_t header;
+ SVGAFifoCmdBlitGMRFBToScreen body;
+ } *blits;
+
+ ret = do_dmabuf_define_gmrfb(file_priv, dev_priv, framebuffer);
+ if (unlikely(ret != 0))
+ return ret; /* define_gmrfb prints warnings */
+
+ fifo_size = sizeof(*blits) * num_clips;
+ blits = kmalloc(fifo_size, GFP_KERNEL);
+ if (unlikely(blits == NULL)) {
+ DRM_ERROR("Failed to allocate temporary cmd buffer.\n");
+ return -ENOMEM;
+ }
+
+ num_units = 0;
+ list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list, head) {
+ if (crtc->fb != &framebuffer->base)
+ continue;
+ units[num_units++] = vmw_crtc_to_du(crtc);
+ }
+
+ for (k = 0; k < num_units; k++) {
+ struct vmw_display_unit *unit = units[k];
+ int hit_num = 0;
+
+ clips_ptr = clips;
+ for (i = 0; i < num_clips; i++, clips_ptr += increment) {
+ int clip_x1 = clips_ptr->x1 - unit->crtc.x;
+ int clip_y1 = clips_ptr->y1 - unit->crtc.y;
+ int clip_x2 = clips_ptr->x2 - unit->crtc.x;
+ int clip_y2 = clips_ptr->y2 - unit->crtc.y;
+
+ /* skip any crtcs that misses the clip region */
+ if (clip_x1 >= unit->crtc.mode.hdisplay ||
+ clip_y1 >= unit->crtc.mode.vdisplay ||
+ clip_x2 <= 0 || clip_y2 <= 0)
+ continue;
+
+ blits[hit_num].header = SVGA_CMD_BLIT_GMRFB_TO_SCREEN;
+ blits[hit_num].body.destScreenId = unit->unit;
+ blits[hit_num].body.srcOrigin.x = clips_ptr->x1;
+ blits[hit_num].body.srcOrigin.y = clips_ptr->y1;
+ blits[hit_num].body.destRect.left = clip_x1;
+ blits[hit_num].body.destRect.top = clip_y1;
+ blits[hit_num].body.destRect.right = clip_x2;
+ blits[hit_num].body.destRect.bottom = clip_y2;
+ hit_num++;
+ }
+
+ /* no clips hit the crtc */
+ if (hit_num == 0)
+ continue;
+
+ fifo_size = sizeof(*blits) * hit_num;
+ ret = vmw_execbuf_process(file_priv, dev_priv, NULL, blits,
+ fifo_size, 0, NULL);
+
+ if (unlikely(ret != 0))
+ break;
+ }
+
+ kfree(blits);
+
+ return ret;
+}
+
int vmw_framebuffer_dmabuf_dirty(struct drm_framebuffer *framebuffer,
struct drm_file *file_priv,
unsigned flags, unsigned color,
@@ -656,13 +801,11 @@
{
struct vmw_private *dev_priv = vmw_priv(framebuffer->dev);
struct vmw_master *vmaster = vmw_master(file_priv->master);
+ struct vmw_framebuffer_dmabuf *vfbd =
+ vmw_framebuffer_to_vfbd(framebuffer);
+ struct vmw_dma_buffer *dmabuf = vfbd->buffer;
struct drm_clip_rect norect;
- int ret;
- struct {
- uint32_t header;
- SVGAFifoCmdUpdate body;
- } *cmd;
- int i, increment = 1;
+ int ret, increment = 1;
ret = ttm_read_lock(&vmaster->lock, true);
if (unlikely(ret != 0))
@@ -679,25 +822,18 @@
increment = 2;
}
- cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd) * num_clips);
- if (unlikely(cmd == NULL)) {
- DRM_ERROR("Fifo reserve failed.\n");
- ttm_read_unlock(&vmaster->lock);
- return -ENOMEM;
+ if (dev_priv->ldu_priv) {
+ ret = do_dmabuf_dirty_ldu(dev_priv, &vfbd->base, dmabuf,
+ flags, color,
+ clips, num_clips, increment);
+ } else {
+ ret = do_dmabuf_dirty_sou(file_priv, dev_priv, &vfbd->base,
+ dmabuf, flags, color,
+ clips, num_clips, increment);
}
- for (i = 0; i < num_clips; i++, clips += increment) {
- cmd[i].header = cpu_to_le32(SVGA_CMD_UPDATE);
- cmd[i].body.x = cpu_to_le32(clips->x1);
- cmd[i].body.y = cpu_to_le32(clips->y1);
- cmd[i].body.width = cpu_to_le32(clips->x2 - clips->x1);
- cmd[i].body.height = cpu_to_le32(clips->y2 - clips->y1);
- }
-
- vmw_fifo_commit(dev_priv, sizeof(*cmd) * num_clips);
ttm_read_unlock(&vmaster->lock);
-
- return 0;
+ return ret;
}
static struct drm_framebuffer_funcs vmw_framebuffer_dmabuf_funcs = {
@@ -706,45 +842,9 @@
.create_handle = vmw_framebuffer_create_handle,
};
-static int vmw_surface_dmabuf_pin(struct vmw_framebuffer *vfb)
-{
- struct vmw_private *dev_priv = vmw_priv(vfb->base.dev);
- struct vmw_framebuffer_surface *vfbs =
- vmw_framebuffer_to_vfbs(&vfb->base);
- unsigned long size = vfbs->base.base.pitch * vfbs->base.base.height;
- int ret;
-
- vfbs->buffer = kzalloc(sizeof(*vfbs->buffer), GFP_KERNEL);
- if (unlikely(vfbs->buffer == NULL))
- return -ENOMEM;
-
- vmw_overlay_pause_all(dev_priv);
- ret = vmw_dmabuf_init(dev_priv, vfbs->buffer, size,
- &vmw_vram_ne_placement,
- false, &vmw_dmabuf_bo_free);
- vmw_overlay_resume_all(dev_priv);
- if (unlikely(ret != 0))
- vfbs->buffer = NULL;
-
- return ret;
-}
-
-static int vmw_surface_dmabuf_unpin(struct vmw_framebuffer *vfb)
-{
- struct ttm_buffer_object *bo;
- struct vmw_framebuffer_surface *vfbs =
- vmw_framebuffer_to_vfbs(&vfb->base);
-
- if (unlikely(vfbs->buffer == NULL))
- return 0;
-
- bo = &vfbs->buffer->base;
- ttm_bo_unref(&bo);
- vfbs->buffer = NULL;
-
- return 0;
-}
-
+/**
+ * Pin the dmabuffer to the start of vram.
+ */
static int vmw_framebuffer_dmabuf_pin(struct vmw_framebuffer *vfb)
{
struct vmw_private *dev_priv = vmw_priv(vfb->base.dev);
@@ -752,10 +852,12 @@
vmw_framebuffer_to_vfbd(&vfb->base);
int ret;
+ /* This code should not be used with screen objects */
+ BUG_ON(dev_priv->sou_priv);
vmw_overlay_pause_all(dev_priv);
- ret = vmw_dmabuf_to_start_of_vram(dev_priv, vfbd->buffer);
+ ret = vmw_dmabuf_to_start_of_vram(dev_priv, vfbd->buffer, true, false);
vmw_overlay_resume_all(dev_priv);
@@ -775,7 +877,7 @@
return 0;
}
- return vmw_dmabuf_from_vram(dev_priv, vfbd->buffer);
+ return vmw_dmabuf_unpin(dev_priv, vfbd->buffer, false);
}
static int vmw_kms_new_framebuffer_dmabuf(struct vmw_private *dev_priv,
@@ -797,6 +899,33 @@
return -EINVAL;
}
+ /* Limited framebuffer color depth support for screen objects */
+ if (dev_priv->sou_priv) {
+ switch (mode_cmd->depth) {
+ case 32:
+ case 24:
+ /* Only support 32 bpp for 32 and 24 depth fbs */
+ if (mode_cmd->bpp == 32)
+ break;
+
+ DRM_ERROR("Invalid color depth/bbp: %d %d\n",
+ mode_cmd->depth, mode_cmd->bpp);
+ return -EINVAL;
+ case 16:
+ case 15:
+ /* Only support 16 bpp for 16 and 15 depth fbs */
+ if (mode_cmd->bpp == 16)
+ break;
+
+ DRM_ERROR("Invalid color depth/bbp: %d %d\n",
+ mode_cmd->depth, mode_cmd->bpp);
+ return -EINVAL;
+ default:
+ DRM_ERROR("Invalid color depth: %d\n", mode_cmd->depth);
+ return -EINVAL;
+ }
+ }
+
vfbd = kzalloc(sizeof(*vfbd), GFP_KERNEL);
if (!vfbd) {
ret = -ENOMEM;
@@ -818,9 +947,13 @@
vfbd->base.base.depth = mode_cmd->depth;
vfbd->base.base.width = mode_cmd->width;
vfbd->base.base.height = mode_cmd->height;
- vfbd->base.pin = vmw_framebuffer_dmabuf_pin;
- vfbd->base.unpin = vmw_framebuffer_dmabuf_unpin;
+ if (!dev_priv->sou_priv) {
+ vfbd->base.pin = vmw_framebuffer_dmabuf_pin;
+ vfbd->base.unpin = vmw_framebuffer_dmabuf_unpin;
+ }
+ vfbd->base.dmabuf = true;
vfbd->buffer = dmabuf;
+ vfbd->base.user_handle = mode_cmd->handle;
*out = &vfbd->base;
return 0;
@@ -846,6 +979,7 @@
struct vmw_framebuffer *vfb = NULL;
struct vmw_surface *surface = NULL;
struct vmw_dma_buffer *bo = NULL;
+ struct ttm_base_object *user_obj;
u64 required_size;
int ret;
@@ -861,6 +995,21 @@
return NULL;
}
+ /*
+ * Take a reference on the user object of the resource
+ * backing the kms fb. This ensures that user-space handle
+ * lookups on that resource will always work as long as
+ * it's registered with a kms framebuffer. This is important,
+ * since vmw_execbuf_process identifies resources in the
+ * command stream using user-space handles.
+ */
+
+ user_obj = ttm_base_object_lookup(tfile, mode_cmd->handle);
+ if (unlikely(user_obj == NULL)) {
+ DRM_ERROR("Could not locate requested kms frame buffer.\n");
+ return ERR_PTR(-ENOENT);
+ }
+
/**
* End conditioned code.
*/
@@ -881,8 +1030,10 @@
if (ret) {
DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret);
+ ttm_base_object_unref(&user_obj);
return ERR_PTR(ret);
- }
+ } else
+ vfb->user_obj = user_obj;
return &vfb->base;
try_dmabuf:
@@ -902,8 +1053,10 @@
if (ret) {
DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret);
+ ttm_base_object_unref(&user_obj);
return ERR_PTR(ret);
- }
+ } else
+ vfb->user_obj = user_obj;
return &vfb->base;
@@ -911,6 +1064,7 @@
DRM_ERROR("surface not marked as scanout\n");
/* vmw_user_surface_lookup takes one ref */
vmw_surface_unreference(&surface);
+ ttm_base_object_unref(&user_obj);
return ERR_PTR(-EINVAL);
}
@@ -919,6 +1073,210 @@
.fb_create = vmw_kms_fb_create,
};
+int vmw_kms_present(struct vmw_private *dev_priv,
+ struct drm_file *file_priv,
+ struct vmw_framebuffer *vfb,
+ struct vmw_surface *surface,
+ uint32_t sid,
+ int32_t destX, int32_t destY,
+ struct drm_vmw_rect *clips,
+ uint32_t num_clips)
+{
+ struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS];
+ struct drm_crtc *crtc;
+ size_t fifo_size;
+ int i, k, num_units;
+ int ret = 0; /* silence warning */
+
+ struct {
+ SVGA3dCmdHeader header;
+ SVGA3dCmdBlitSurfaceToScreen body;
+ } *cmd;
+ SVGASignedRect *blits;
+
+ num_units = 0;
+ list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list, head) {
+ if (crtc->fb != &vfb->base)
+ continue;
+ units[num_units++] = vmw_crtc_to_du(crtc);
+ }
+
+ BUG_ON(surface == NULL);
+ BUG_ON(!clips || !num_clips);
+
+ fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num_clips;
+ cmd = kmalloc(fifo_size, GFP_KERNEL);
+ if (unlikely(cmd == NULL)) {
+ DRM_ERROR("Failed to allocate temporary fifo memory.\n");
+ return -ENOMEM;
+ }
+
+ /* only need to do this once */
+ memset(cmd, 0, fifo_size);
+ cmd->header.id = cpu_to_le32(SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN);
+ cmd->header.size = cpu_to_le32(fifo_size - sizeof(cmd->header));
+
+ cmd->body.srcRect.left = 0;
+ cmd->body.srcRect.right = surface->sizes[0].width;
+ cmd->body.srcRect.top = 0;
+ cmd->body.srcRect.bottom = surface->sizes[0].height;
+
+ blits = (SVGASignedRect *)&cmd[1];
+ for (i = 0; i < num_clips; i++) {
+ blits[i].left = clips[i].x;
+ blits[i].right = clips[i].x + clips[i].w;
+ blits[i].top = clips[i].y;
+ blits[i].bottom = clips[i].y + clips[i].h;
+ }
+
+ for (k = 0; k < num_units; k++) {
+ struct vmw_display_unit *unit = units[k];
+ int clip_x1 = destX - unit->crtc.x;
+ int clip_y1 = destY - unit->crtc.y;
+ int clip_x2 = clip_x1 + surface->sizes[0].width;
+ int clip_y2 = clip_y1 + surface->sizes[0].height;
+
+ /* skip any crtcs that misses the clip region */
+ if (clip_x1 >= unit->crtc.mode.hdisplay ||
+ clip_y1 >= unit->crtc.mode.vdisplay ||
+ clip_x2 <= 0 || clip_y2 <= 0)
+ continue;
+
+ /* need to reset sid as it is changed by execbuf */
+ cmd->body.srcImage.sid = sid;
+
+ cmd->body.destScreenId = unit->unit;
+
+ /*
+ * The blit command is a lot more resilient then the
+ * readback command when it comes to clip rects. So its
+ * okay to go out of bounds.
+ */
+
+ cmd->body.destRect.left = clip_x1;
+ cmd->body.destRect.right = clip_x2;
+ cmd->body.destRect.top = clip_y1;
+ cmd->body.destRect.bottom = clip_y2;
+
+ ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd,
+ fifo_size, 0, NULL);
+
+ if (unlikely(ret != 0))
+ break;
+ }
+
+ kfree(cmd);
+
+ return ret;
+}
+
+int vmw_kms_readback(struct vmw_private *dev_priv,
+ struct drm_file *file_priv,
+ struct vmw_framebuffer *vfb,
+ struct drm_vmw_fence_rep __user *user_fence_rep,
+ struct drm_vmw_rect *clips,
+ uint32_t num_clips)
+{
+ struct vmw_framebuffer_dmabuf *vfbd =
+ vmw_framebuffer_to_vfbd(&vfb->base);
+ struct vmw_dma_buffer *dmabuf = vfbd->buffer;
+ struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS];
+ struct drm_crtc *crtc;
+ size_t fifo_size;
+ int i, k, ret, num_units, blits_pos;
+
+ struct {
+ uint32_t header;
+ SVGAFifoCmdDefineGMRFB body;
+ } *cmd;
+ struct {
+ uint32_t header;
+ SVGAFifoCmdBlitScreenToGMRFB body;
+ } *blits;
+
+ num_units = 0;
+ list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list, head) {
+ if (crtc->fb != &vfb->base)
+ continue;
+ units[num_units++] = vmw_crtc_to_du(crtc);
+ }
+
+ BUG_ON(dmabuf == NULL);
+ BUG_ON(!clips || !num_clips);
+
+ /* take a safe guess at fifo size */
+ fifo_size = sizeof(*cmd) + sizeof(*blits) * num_clips * num_units;
+ cmd = kmalloc(fifo_size, GFP_KERNEL);
+ if (unlikely(cmd == NULL)) {
+ DRM_ERROR("Failed to allocate temporary fifo memory.\n");
+ return -ENOMEM;
+ }
+
+ memset(cmd, 0, fifo_size);
+ cmd->header = SVGA_CMD_DEFINE_GMRFB;
+ cmd->body.format.bitsPerPixel = vfb->base.bits_per_pixel;
+ cmd->body.format.colorDepth = vfb->base.depth;
+ cmd->body.format.reserved = 0;
+ cmd->body.bytesPerLine = vfb->base.pitch;
+ cmd->body.ptr.gmrId = vfb->user_handle;
+ cmd->body.ptr.offset = 0;
+
+ blits = (void *)&cmd[1];
+ blits_pos = 0;
+ for (i = 0; i < num_units; i++) {
+ struct drm_vmw_rect *c = clips;
+ for (k = 0; k < num_clips; k++, c++) {
+ /* transform clip coords to crtc origin based coords */
+ int clip_x1 = c->x - units[i]->crtc.x;
+ int clip_x2 = c->x - units[i]->crtc.x + c->w;
+ int clip_y1 = c->y - units[i]->crtc.y;
+ int clip_y2 = c->y - units[i]->crtc.y + c->h;
+ int dest_x = c->x;
+ int dest_y = c->y;
+
+ /* compensate for clipping, we negate
+ * a negative number and add that.
+ */
+ if (clip_x1 < 0)
+ dest_x += -clip_x1;
+ if (clip_y1 < 0)
+ dest_y += -clip_y1;
+
+ /* clip */
+ clip_x1 = max(clip_x1, 0);
+ clip_y1 = max(clip_y1, 0);
+ clip_x2 = min(clip_x2, units[i]->crtc.mode.hdisplay);
+ clip_y2 = min(clip_y2, units[i]->crtc.mode.vdisplay);
+
+ /* and cull any rects that misses the crtc */
+ if (clip_x1 >= units[i]->crtc.mode.hdisplay ||
+ clip_y1 >= units[i]->crtc.mode.vdisplay ||
+ clip_x2 <= 0 || clip_y2 <= 0)
+ continue;
+
+ blits[blits_pos].header = SVGA_CMD_BLIT_SCREEN_TO_GMRFB;
+ blits[blits_pos].body.srcScreenId = units[i]->unit;
+ blits[blits_pos].body.destOrigin.x = dest_x;
+ blits[blits_pos].body.destOrigin.y = dest_y;
+
+ blits[blits_pos].body.srcRect.left = clip_x1;
+ blits[blits_pos].body.srcRect.top = clip_y1;
+ blits[blits_pos].body.srcRect.right = clip_x2;
+ blits[blits_pos].body.srcRect.bottom = clip_y2;
+ blits_pos++;
+ }
+ }
+ /* reset size here and use calculated exact size from loops */
+ fifo_size = sizeof(*cmd) + sizeof(*blits) * blits_pos;
+
+ ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd, fifo_size,
+ 0, user_fence_rep);
+
+ kfree(cmd);
+
+ return ret;
+}
+
int vmw_kms_init(struct vmw_private *dev_priv)
{
struct drm_device *dev = dev_priv->dev;
@@ -932,7 +1290,9 @@
dev->mode_config.max_width = 8192;
dev->mode_config.max_height = 8192;
- ret = vmw_kms_init_legacy_display_system(dev_priv);
+ ret = vmw_kms_init_screen_object_display(dev_priv);
+ if (ret) /* Fallback */
+ (void)vmw_kms_init_legacy_display_system(dev_priv);
return 0;
}
@@ -1103,3 +1463,242 @@
{
return 0;
}
+
+
+/*
+ * Small shared kms functions.
+ */
+
+int vmw_du_update_layout(struct vmw_private *dev_priv, unsigned num,
+ struct drm_vmw_rect *rects)
+{
+ struct drm_device *dev = dev_priv->dev;
+ struct vmw_display_unit *du;
+ struct drm_connector *con;
+
+ mutex_lock(&dev->mode_config.mutex);
+
+#if 0
+ {
+ unsigned int i;
+
+ DRM_INFO("%s: new layout ", __func__);
+ for (i = 0; i < num; i++)
+ DRM_INFO("(%i, %i %ux%u) ", rects[i].x, rects[i].y,
+ rects[i].w, rects[i].h);
+ DRM_INFO("\n");
+ }
+#endif
+
+ list_for_each_entry(con, &dev->mode_config.connector_list, head) {
+ du = vmw_connector_to_du(con);
+ if (num > du->unit) {
+ du->pref_width = rects[du->unit].w;
+ du->pref_height = rects[du->unit].h;
+ du->pref_active = true;
+ } else {
+ du->pref_width = 800;
+ du->pref_height = 600;
+ du->pref_active = false;
+ }
+ con->status = vmw_du_connector_detect(con, true);
+ }
+
+ mutex_unlock(&dev->mode_config.mutex);
+
+ return 0;
+}
+
+void vmw_du_crtc_save(struct drm_crtc *crtc)
+{
+}
+
+void vmw_du_crtc_restore(struct drm_crtc *crtc)
+{
+}
+
+void vmw_du_crtc_gamma_set(struct drm_crtc *crtc,
+ u16 *r, u16 *g, u16 *b,
+ uint32_t start, uint32_t size)
+{
+ struct vmw_private *dev_priv = vmw_priv(crtc->dev);
+ int i;
+
+ for (i = 0; i < size; i++) {
+ DRM_DEBUG("%d r/g/b = 0x%04x / 0x%04x / 0x%04x\n", i,
+ r[i], g[i], b[i]);
+ vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 0, r[i] >> 8);
+ vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 1, g[i] >> 8);
+ vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 2, b[i] >> 8);
+ }
+}
+
+void vmw_du_connector_dpms(struct drm_connector *connector, int mode)
+{
+}
+
+void vmw_du_connector_save(struct drm_connector *connector)
+{
+}
+
+void vmw_du_connector_restore(struct drm_connector *connector)
+{
+}
+
+enum drm_connector_status
+vmw_du_connector_detect(struct drm_connector *connector, bool force)
+{
+ uint32_t num_displays;
+ struct drm_device *dev = connector->dev;
+ struct vmw_private *dev_priv = vmw_priv(dev);
+
+ mutex_lock(&dev_priv->hw_mutex);
+ num_displays = vmw_read(dev_priv, SVGA_REG_NUM_DISPLAYS);
+ mutex_unlock(&dev_priv->hw_mutex);
+
+ return ((vmw_connector_to_du(connector)->unit < num_displays) ?
+ connector_status_connected : connector_status_disconnected);
+}
+
+static struct drm_display_mode vmw_kms_connector_builtin[] = {
+ /* 640x480@60Hz */
+ { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
+ 752, 800, 0, 480, 489, 492, 525, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
+ /* 800x600@60Hz */
+ { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840,
+ 968, 1056, 0, 600, 601, 605, 628, 0,
+ DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1024x768@60Hz */
+ { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048,
+ 1184, 1344, 0, 768, 771, 777, 806, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
+ /* 1152x864@75Hz */
+ { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216,
+ 1344, 1600, 0, 864, 865, 868, 900, 0,
+ DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1280x768@60Hz */
+ { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344,
+ 1472, 1664, 0, 768, 771, 778, 798, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1280x800@60Hz */
+ { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352,
+ 1480, 1680, 0, 800, 803, 809, 831, 0,
+ DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
+ /* 1280x960@60Hz */
+ { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376,
+ 1488, 1800, 0, 960, 961, 964, 1000, 0,
+ DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1280x1024@60Hz */
+ { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328,
+ 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
+ DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1360x768@60Hz */
+ { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424,
+ 1536, 1792, 0, 768, 771, 777, 795, 0,
+ DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1440x1050@60Hz */
+ { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488,
+ 1632, 1864, 0, 1050, 1053, 1057, 1089, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1440x900@60Hz */
+ { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520,
+ 1672, 1904, 0, 900, 903, 909, 934, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1600x1200@60Hz */
+ { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664,
+ 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
+ DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1680x1050@60Hz */
+ { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784,
+ 1960, 2240, 0, 1050, 1053, 1059, 1089, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1792x1344@60Hz */
+ { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920,
+ 2120, 2448, 0, 1344, 1345, 1348, 1394, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1853x1392@60Hz */
+ { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952,
+ 2176, 2528, 0, 1392, 1393, 1396, 1439, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1920x1200@60Hz */
+ { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056,
+ 2256, 2592, 0, 1200, 1203, 1209, 1245, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1920x1440@60Hz */
+ { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048,
+ 2256, 2600, 0, 1440, 1441, 1444, 1500, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 2560x1600@60Hz */
+ { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752,
+ 3032, 3504, 0, 1600, 1603, 1609, 1658, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* Terminate */
+ { DRM_MODE("", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) },
+};
+
+int vmw_du_connector_fill_modes(struct drm_connector *connector,
+ uint32_t max_width, uint32_t max_height)
+{
+ struct vmw_display_unit *du = vmw_connector_to_du(connector);
+ struct drm_device *dev = connector->dev;
+ struct vmw_private *dev_priv = vmw_priv(dev);
+ struct drm_display_mode *mode = NULL;
+ struct drm_display_mode *bmode;
+ struct drm_display_mode prefmode = { DRM_MODE("preferred",
+ DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC)
+ };
+ int i;
+
+ /* Add preferred mode */
+ {
+ mode = drm_mode_duplicate(dev, &prefmode);
+ if (!mode)
+ return 0;
+ mode->hdisplay = du->pref_width;
+ mode->vdisplay = du->pref_height;
+ mode->vrefresh = drm_mode_vrefresh(mode);
+ if (vmw_kms_validate_mode_vram(dev_priv, mode->hdisplay * 2,
+ mode->vdisplay)) {
+ drm_mode_probed_add(connector, mode);
+
+ if (du->pref_mode) {
+ list_del_init(&du->pref_mode->head);
+ drm_mode_destroy(dev, du->pref_mode);
+ }
+
+ du->pref_mode = mode;
+ }
+ }
+
+ for (i = 0; vmw_kms_connector_builtin[i].type != 0; i++) {
+ bmode = &vmw_kms_connector_builtin[i];
+ if (bmode->hdisplay > max_width ||
+ bmode->vdisplay > max_height)
+ continue;
+
+ if (!vmw_kms_validate_mode_vram(dev_priv, bmode->hdisplay * 2,
+ bmode->vdisplay))
+ continue;
+
+ mode = drm_mode_duplicate(dev, bmode);
+ if (!mode)
+ return 0;
+ mode->vrefresh = drm_mode_vrefresh(mode);
+
+ drm_mode_probed_add(connector, mode);
+ }
+
+ drm_mode_connector_list_update(connector);
+
+ return 1;
+}
+
+int vmw_du_connector_set_property(struct drm_connector *connector,
+ struct drm_property *property,
+ uint64_t val)
+{
+ return 0;
+}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
index 8a398a0..db0b901 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
@@ -31,6 +31,8 @@
#include "drmP.h"
#include "vmwgfx_drv.h"
+#define VMWGFX_NUM_DISPLAY_UNITS 8
+
#define vmw_framebuffer_to_vfb(x) \
container_of(x, struct vmw_framebuffer, base)
@@ -45,6 +47,9 @@
struct drm_framebuffer base;
int (*pin)(struct vmw_framebuffer *fb);
int (*unpin)(struct vmw_framebuffer *fb);
+ bool dmabuf;
+ struct ttm_base_object *user_obj;
+ uint32_t user_handle;
};
@@ -83,22 +88,59 @@
int hotspot_y;
unsigned unit;
+
+ /*
+ * Prefered mode tracking.
+ */
+ unsigned pref_width;
+ unsigned pref_height;
+ bool pref_active;
+ struct drm_display_mode *pref_mode;
};
+#define vmw_crtc_to_du(x) \
+ container_of(x, struct vmw_display_unit, crtc)
+#define vmw_connector_to_du(x) \
+ container_of(x, struct vmw_display_unit, connector)
+
+
/*
* Shared display unit functions - vmwgfx_kms.c
*/
void vmw_display_unit_cleanup(struct vmw_display_unit *du);
+void vmw_du_crtc_save(struct drm_crtc *crtc);
+void vmw_du_crtc_restore(struct drm_crtc *crtc);
+void vmw_du_crtc_gamma_set(struct drm_crtc *crtc,
+ u16 *r, u16 *g, u16 *b,
+ uint32_t start, uint32_t size);
int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
uint32_t handle, uint32_t width, uint32_t height);
int vmw_du_crtc_cursor_move(struct drm_crtc *crtc, int x, int y);
+void vmw_du_connector_dpms(struct drm_connector *connector, int mode);
+void vmw_du_connector_save(struct drm_connector *connector);
+void vmw_du_connector_restore(struct drm_connector *connector);
+enum drm_connector_status
+vmw_du_connector_detect(struct drm_connector *connector, bool force);
+int vmw_du_connector_fill_modes(struct drm_connector *connector,
+ uint32_t max_width, uint32_t max_height);
+int vmw_du_connector_set_property(struct drm_connector *connector,
+ struct drm_property *property,
+ uint64_t val);
+int vmw_du_update_layout(struct vmw_private *dev_priv, unsigned num,
+ struct drm_vmw_rect *rects);
/*
* Legacy display unit functions - vmwgfx_ldu.c
*/
int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv);
int vmw_kms_close_legacy_display_system(struct vmw_private *dev_priv);
-int vmw_kms_ldu_update_layout(struct vmw_private *dev_priv, unsigned num,
+
+/*
+ * Screen Objects display functions - vmwgfx_scrn.c
+ */
+int vmw_kms_init_screen_object_display(struct vmw_private *dev_priv);
+int vmw_kms_close_screen_object_display(struct vmw_private *dev_priv);
+int vmw_kms_sou_update_layout(struct vmw_private *dev_priv, unsigned num,
struct drm_vmw_rect *rects);
#endif
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
index 7e1901c..7fc8e7d 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
@@ -27,7 +27,6 @@
#include "vmwgfx_kms.h"
-#define VMWGFX_LDU_NUM_DU 8
#define vmw_crtc_to_ldu(x) \
container_of(x, struct vmw_legacy_display_unit, base.crtc)
@@ -51,11 +50,6 @@
struct vmw_legacy_display_unit {
struct vmw_display_unit base;
- unsigned pref_width;
- unsigned pref_height;
- bool pref_active;
- struct drm_display_mode *pref_mode;
-
struct list_head active;
};
@@ -71,29 +65,6 @@
* Legacy Display Unit CRTC functions
*/
-static void vmw_ldu_crtc_save(struct drm_crtc *crtc)
-{
-}
-
-static void vmw_ldu_crtc_restore(struct drm_crtc *crtc)
-{
-}
-
-static void vmw_ldu_crtc_gamma_set(struct drm_crtc *crtc,
- u16 *r, u16 *g, u16 *b,
- uint32_t start, uint32_t size)
-{
- struct vmw_private *dev_priv = vmw_priv(crtc->dev);
- int i;
-
- for (i = 0; i < size; i++) {
- DRM_DEBUG("%d r/g/b = 0x%04x / 0x%04x / 0x%04x\n", i, r[i], g[i], b[i]);
- vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 0, r[i] >> 8);
- vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 1, g[i] >> 8);
- vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 2, b[i] >> 8);
- }
-}
-
static void vmw_ldu_crtc_destroy(struct drm_crtc *crtc)
{
vmw_ldu_destroy(vmw_crtc_to_ldu(crtc));
@@ -301,15 +272,16 @@
}
static struct drm_crtc_funcs vmw_legacy_crtc_funcs = {
- .save = vmw_ldu_crtc_save,
- .restore = vmw_ldu_crtc_restore,
+ .save = vmw_du_crtc_save,
+ .restore = vmw_du_crtc_restore,
.cursor_set = vmw_du_crtc_cursor_set,
.cursor_move = vmw_du_crtc_cursor_move,
- .gamma_set = vmw_ldu_crtc_gamma_set,
+ .gamma_set = vmw_du_crtc_gamma_set,
.destroy = vmw_ldu_crtc_destroy,
.set_config = vmw_ldu_crtc_set_config,
};
+
/*
* Legacy Display Unit encoder functions
*/
@@ -327,190 +299,18 @@
* Legacy Display Unit connector functions
*/
-static void vmw_ldu_connector_dpms(struct drm_connector *connector, int mode)
-{
-}
-
-static void vmw_ldu_connector_save(struct drm_connector *connector)
-{
-}
-
-static void vmw_ldu_connector_restore(struct drm_connector *connector)
-{
-}
-
-static enum drm_connector_status
- vmw_ldu_connector_detect(struct drm_connector *connector,
- bool force)
-{
- uint32_t num_displays;
- struct drm_device *dev = connector->dev;
- struct vmw_private *dev_priv = vmw_priv(dev);
-
- mutex_lock(&dev_priv->hw_mutex);
- num_displays = vmw_read(dev_priv, SVGA_REG_NUM_DISPLAYS);
- mutex_unlock(&dev_priv->hw_mutex);
-
- return ((vmw_connector_to_ldu(connector)->base.unit < num_displays) ?
- connector_status_connected : connector_status_disconnected);
-}
-
-static const struct drm_display_mode vmw_ldu_connector_builtin[] = {
- /* 640x480@60Hz */
- { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
- 752, 800, 0, 480, 489, 492, 525, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 800x600@60Hz */
- { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840,
- 968, 1056, 0, 600, 601, 605, 628, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 1024x768@60Hz */
- { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048,
- 1184, 1344, 0, 768, 771, 777, 806, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 1152x864@75Hz */
- { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216,
- 1344, 1600, 0, 864, 865, 868, 900, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 1280x768@60Hz */
- { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344,
- 1472, 1664, 0, 768, 771, 778, 798, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 1280x800@60Hz */
- { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352,
- 1480, 1680, 0, 800, 803, 809, 831, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
- /* 1280x960@60Hz */
- { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376,
- 1488, 1800, 0, 960, 961, 964, 1000, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 1280x1024@60Hz */
- { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328,
- 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 1360x768@60Hz */
- { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424,
- 1536, 1792, 0, 768, 771, 777, 795, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 1440x1050@60Hz */
- { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488,
- 1632, 1864, 0, 1050, 1053, 1057, 1089, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 1440x900@60Hz */
- { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520,
- 1672, 1904, 0, 900, 903, 909, 934, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 1600x1200@60Hz */
- { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664,
- 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
- DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 1680x1050@60Hz */
- { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784,
- 1960, 2240, 0, 1050, 1053, 1059, 1089, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 1792x1344@60Hz */
- { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920,
- 2120, 2448, 0, 1344, 1345, 1348, 1394, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 1853x1392@60Hz */
- { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952,
- 2176, 2528, 0, 1392, 1393, 1396, 1439, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 1920x1200@60Hz */
- { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056,
- 2256, 2592, 0, 1200, 1203, 1209, 1245, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 1920x1440@60Hz */
- { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048,
- 2256, 2600, 0, 1440, 1441, 1444, 1500, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* 2560x1600@60Hz */
- { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752,
- 3032, 3504, 0, 1600, 1603, 1609, 1658, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
- /* Terminate */
- { DRM_MODE("", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) },
-};
-
-static int vmw_ldu_connector_fill_modes(struct drm_connector *connector,
- uint32_t max_width, uint32_t max_height)
-{
- struct vmw_legacy_display_unit *ldu = vmw_connector_to_ldu(connector);
- struct drm_device *dev = connector->dev;
- struct vmw_private *dev_priv = vmw_priv(dev);
- struct drm_display_mode *mode = NULL;
- struct drm_display_mode prefmode = { DRM_MODE("preferred",
- DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC)
- };
- int i;
-
- /* Add preferred mode */
- {
- mode = drm_mode_duplicate(dev, &prefmode);
- if (!mode)
- return 0;
- mode->hdisplay = ldu->pref_width;
- mode->vdisplay = ldu->pref_height;
- mode->vrefresh = drm_mode_vrefresh(mode);
- if (vmw_kms_validate_mode_vram(dev_priv, mode->hdisplay * 2,
- mode->vdisplay)) {
- drm_mode_probed_add(connector, mode);
-
- if (ldu->pref_mode) {
- list_del_init(&ldu->pref_mode->head);
- drm_mode_destroy(dev, ldu->pref_mode);
- }
-
- ldu->pref_mode = mode;
- }
- }
-
- for (i = 0; vmw_ldu_connector_builtin[i].type != 0; i++) {
- const struct drm_display_mode *bmode;
-
- bmode = &vmw_ldu_connector_builtin[i];
- if (bmode->hdisplay > max_width ||
- bmode->vdisplay > max_height)
- continue;
-
- if (!vmw_kms_validate_mode_vram(dev_priv, bmode->hdisplay * 2,
- bmode->vdisplay))
- continue;
-
- mode = drm_mode_duplicate(dev, bmode);
- if (!mode)
- return 0;
- mode->vrefresh = drm_mode_vrefresh(mode);
-
- drm_mode_probed_add(connector, mode);
- }
-
- drm_mode_connector_list_update(connector);
-
- return 1;
-}
-
-static int vmw_ldu_connector_set_property(struct drm_connector *connector,
- struct drm_property *property,
- uint64_t val)
-{
- return 0;
-}
-
static void vmw_ldu_connector_destroy(struct drm_connector *connector)
{
vmw_ldu_destroy(vmw_connector_to_ldu(connector));
}
static struct drm_connector_funcs vmw_legacy_connector_funcs = {
- .dpms = vmw_ldu_connector_dpms,
- .save = vmw_ldu_connector_save,
- .restore = vmw_ldu_connector_restore,
- .detect = vmw_ldu_connector_detect,
- .fill_modes = vmw_ldu_connector_fill_modes,
- .set_property = vmw_ldu_connector_set_property,
+ .dpms = vmw_du_connector_dpms,
+ .save = vmw_du_connector_save,
+ .restore = vmw_du_connector_restore,
+ .detect = vmw_du_connector_detect,
+ .fill_modes = vmw_du_connector_fill_modes,
+ .set_property = vmw_du_connector_set_property,
.destroy = vmw_ldu_connector_destroy,
};
@@ -533,14 +333,14 @@
INIT_LIST_HEAD(&ldu->active);
- ldu->pref_active = (unit == 0);
- ldu->pref_width = 800;
- ldu->pref_height = 600;
- ldu->pref_mode = NULL;
+ ldu->base.pref_active = (unit == 0);
+ ldu->base.pref_width = 800;
+ ldu->base.pref_height = 600;
+ ldu->base.pref_mode = NULL;
drm_connector_init(dev, connector, &vmw_legacy_connector_funcs,
DRM_MODE_CONNECTOR_LVDS);
- connector->status = vmw_ldu_connector_detect(connector, true);
+ connector->status = vmw_du_connector_detect(connector, true);
drm_encoder_init(dev, encoder, &vmw_legacy_encoder_funcs,
DRM_MODE_ENCODER_LVDS);
@@ -583,9 +383,9 @@
drm_mode_create_dirty_info_property(dev_priv->dev);
if (dev_priv->capabilities & SVGA_CAP_MULTIMON) {
- for (i = 0; i < VMWGFX_LDU_NUM_DU; ++i)
+ for (i = 0; i < VMWGFX_NUM_DISPLAY_UNITS; ++i)
vmw_ldu_init(dev_priv, i);
- ret = drm_vblank_init(dev, VMWGFX_LDU_NUM_DU);
+ ret = drm_vblank_init(dev, VMWGFX_NUM_DISPLAY_UNITS);
} else {
/* for old hardware without multimon only enable one display */
vmw_ldu_init(dev_priv, 0);
@@ -609,42 +409,3 @@
return 0;
}
-
-int vmw_kms_ldu_update_layout(struct vmw_private *dev_priv, unsigned num,
- struct drm_vmw_rect *rects)
-{
- struct drm_device *dev = dev_priv->dev;
- struct vmw_legacy_display_unit *ldu;
- struct drm_connector *con;
- int i;
-
- mutex_lock(&dev->mode_config.mutex);
-
-#if 0
- DRM_INFO("%s: new layout ", __func__);
- for (i = 0; i < (int)num; i++)
- DRM_INFO("(%i, %i %ux%u) ", rects[i].x, rects[i].y,
- rects[i].w, rects[i].h);
- DRM_INFO("\n");
-#else
- (void)i;
-#endif
-
- list_for_each_entry(con, &dev->mode_config.connector_list, head) {
- ldu = vmw_connector_to_ldu(con);
- if (num > ldu->base.unit) {
- ldu->pref_width = rects[ldu->base.unit].w;
- ldu->pref_height = rects[ldu->base.unit].h;
- ldu->pref_active = true;
- } else {
- ldu->pref_width = 800;
- ldu->pref_height = 600;
- ldu->pref_active = false;
- }
- con->status = vmw_ldu_connector_detect(con, true);
- }
-
- mutex_unlock(&dev->mode_config.mutex);
-
- return 0;
-}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c b/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c
index 07ce02d..14399ee 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c
@@ -87,48 +87,6 @@
}
/**
- * Pin or unpin a buffer in vram.
- *
- * @dev_priv: Driver private.
- * @buf: DMA buffer to pin or unpin.
- * @pin: Pin buffer in vram if true.
- * @interruptible: Use interruptible wait.
- *
- * Takes the current masters ttm lock in read.
- *
- * Returns
- * -ERESTARTSYS if interrupted by a signal.
- */
-static int vmw_dmabuf_pin_in_vram(struct vmw_private *dev_priv,
- struct vmw_dma_buffer *buf,
- bool pin, bool interruptible)
-{
- struct ttm_buffer_object *bo = &buf->base;
- struct ttm_placement *overlay_placement = &vmw_vram_placement;
- int ret;
-
- ret = ttm_read_lock(&dev_priv->active_master->lock, interruptible);
- if (unlikely(ret != 0))
- return ret;
-
- ret = ttm_bo_reserve(bo, interruptible, false, false, 0);
- if (unlikely(ret != 0))
- goto err;
-
- if (pin)
- overlay_placement = &vmw_vram_ne_placement;
-
- ret = ttm_bo_validate(bo, overlay_placement, interruptible, false, false);
-
- ttm_bo_unreserve(bo);
-
-err:
- ttm_read_unlock(&dev_priv->active_master->lock);
-
- return ret;
-}
-
-/**
* Send put command to hw.
*
* Returns
@@ -139,68 +97,80 @@
struct drm_vmw_control_stream_arg *arg,
bool interruptible)
{
+ struct vmw_escape_video_flush *flush;
+ size_t fifo_size;
+ bool have_so = dev_priv->sou_priv ? true : false;
+ int i, num_items;
+ SVGAGuestPtr ptr;
+
struct {
struct vmw_escape_header escape;
struct {
- struct {
- uint32_t cmdType;
- uint32_t streamId;
- } header;
- struct {
- uint32_t registerId;
- uint32_t value;
- } items[SVGA_VIDEO_PITCH_3 + 1];
- } body;
- struct vmw_escape_video_flush flush;
+ uint32_t cmdType;
+ uint32_t streamId;
+ } header;
} *cmds;
- uint32_t offset;
- int i, ret;
+ struct {
+ uint32_t registerId;
+ uint32_t value;
+ } *items;
- for (;;) {
- cmds = vmw_fifo_reserve(dev_priv, sizeof(*cmds));
- if (cmds)
- break;
+ /* defines are a index needs + 1 */
+ if (have_so)
+ num_items = SVGA_VIDEO_DST_SCREEN_ID + 1;
+ else
+ num_items = SVGA_VIDEO_PITCH_3 + 1;
- ret = vmw_fallback_wait(dev_priv, false, true, 0,
- interruptible, 3*HZ);
- if (interruptible && ret == -ERESTARTSYS)
- return ret;
- else
- BUG_ON(ret != 0);
+ fifo_size = sizeof(*cmds) + sizeof(*flush) + sizeof(*items) * num_items;
+
+ cmds = vmw_fifo_reserve(dev_priv, fifo_size);
+ /* hardware has hung, can't do anything here */
+ if (!cmds)
+ return -ENOMEM;
+
+ items = (typeof(items))&cmds[1];
+ flush = (struct vmw_escape_video_flush *)&items[num_items];
+
+ /* the size is header + number of items */
+ fill_escape(&cmds->escape, sizeof(*items) * (num_items + 1));
+
+ cmds->header.cmdType = SVGA_ESCAPE_VMWARE_VIDEO_SET_REGS;
+ cmds->header.streamId = arg->stream_id;
+
+ /* the IDs are neatly numbered */
+ for (i = 0; i < num_items; i++)
+ items[i].registerId = i;
+
+ vmw_bo_get_guest_ptr(&buf->base, &ptr);
+ ptr.offset += arg->offset;
+
+ items[SVGA_VIDEO_ENABLED].value = true;
+ items[SVGA_VIDEO_FLAGS].value = arg->flags;
+ items[SVGA_VIDEO_DATA_OFFSET].value = ptr.offset;
+ items[SVGA_VIDEO_FORMAT].value = arg->format;
+ items[SVGA_VIDEO_COLORKEY].value = arg->color_key;
+ items[SVGA_VIDEO_SIZE].value = arg->size;
+ items[SVGA_VIDEO_WIDTH].value = arg->width;
+ items[SVGA_VIDEO_HEIGHT].value = arg->height;
+ items[SVGA_VIDEO_SRC_X].value = arg->src.x;
+ items[SVGA_VIDEO_SRC_Y].value = arg->src.y;
+ items[SVGA_VIDEO_SRC_WIDTH].value = arg->src.w;
+ items[SVGA_VIDEO_SRC_HEIGHT].value = arg->src.h;
+ items[SVGA_VIDEO_DST_X].value = arg->dst.x;
+ items[SVGA_VIDEO_DST_Y].value = arg->dst.y;
+ items[SVGA_VIDEO_DST_WIDTH].value = arg->dst.w;
+ items[SVGA_VIDEO_DST_HEIGHT].value = arg->dst.h;
+ items[SVGA_VIDEO_PITCH_1].value = arg->pitch[0];
+ items[SVGA_VIDEO_PITCH_2].value = arg->pitch[1];
+ items[SVGA_VIDEO_PITCH_3].value = arg->pitch[2];
+ if (have_so) {
+ items[SVGA_VIDEO_DATA_GMRID].value = ptr.gmrId;
+ items[SVGA_VIDEO_DST_SCREEN_ID].value = SVGA_ID_INVALID;
}
- fill_escape(&cmds->escape, sizeof(cmds->body));
- cmds->body.header.cmdType = SVGA_ESCAPE_VMWARE_VIDEO_SET_REGS;
- cmds->body.header.streamId = arg->stream_id;
+ fill_flush(flush, arg->stream_id);
- for (i = 0; i <= SVGA_VIDEO_PITCH_3; i++)
- cmds->body.items[i].registerId = i;
-
- offset = buf->base.offset + arg->offset;
-
- cmds->body.items[SVGA_VIDEO_ENABLED].value = true;
- cmds->body.items[SVGA_VIDEO_FLAGS].value = arg->flags;
- cmds->body.items[SVGA_VIDEO_DATA_OFFSET].value = offset;
- cmds->body.items[SVGA_VIDEO_FORMAT].value = arg->format;
- cmds->body.items[SVGA_VIDEO_COLORKEY].value = arg->color_key;
- cmds->body.items[SVGA_VIDEO_SIZE].value = arg->size;
- cmds->body.items[SVGA_VIDEO_WIDTH].value = arg->width;
- cmds->body.items[SVGA_VIDEO_HEIGHT].value = arg->height;
- cmds->body.items[SVGA_VIDEO_SRC_X].value = arg->src.x;
- cmds->body.items[SVGA_VIDEO_SRC_Y].value = arg->src.y;
- cmds->body.items[SVGA_VIDEO_SRC_WIDTH].value = arg->src.w;
- cmds->body.items[SVGA_VIDEO_SRC_HEIGHT].value = arg->src.h;
- cmds->body.items[SVGA_VIDEO_DST_X].value = arg->dst.x;
- cmds->body.items[SVGA_VIDEO_DST_Y].value = arg->dst.y;
- cmds->body.items[SVGA_VIDEO_DST_WIDTH].value = arg->dst.w;
- cmds->body.items[SVGA_VIDEO_DST_HEIGHT].value = arg->dst.h;
- cmds->body.items[SVGA_VIDEO_PITCH_1].value = arg->pitch[0];
- cmds->body.items[SVGA_VIDEO_PITCH_2].value = arg->pitch[1];
- cmds->body.items[SVGA_VIDEO_PITCH_3].value = arg->pitch[2];
-
- fill_flush(&cmds->flush, arg->stream_id);
-
- vmw_fifo_commit(dev_priv, sizeof(*cmds));
+ vmw_fifo_commit(dev_priv, fifo_size);
return 0;
}
@@ -248,6 +218,25 @@
}
/**
+ * Move a buffer to vram or gmr if @pin is set, else unpin the buffer.
+ *
+ * With the introduction of screen objects buffers could now be
+ * used with GMRs instead of being locked to vram.
+ */
+static int vmw_overlay_move_buffer(struct vmw_private *dev_priv,
+ struct vmw_dma_buffer *buf,
+ bool pin, bool inter)
+{
+ if (!pin)
+ return vmw_dmabuf_unpin(dev_priv, buf, inter);
+
+ if (!dev_priv->sou_priv)
+ return vmw_dmabuf_to_vram(dev_priv, buf, true, inter);
+
+ return vmw_dmabuf_to_vram_or_gmr(dev_priv, buf, true, inter);
+}
+
+/**
* Stop or pause a stream.
*
* If the stream is paused the no evict flag is removed from the buffer
@@ -279,8 +268,8 @@
return ret;
/* We just remove the NO_EVICT flag so no -ENOMEM */
- ret = vmw_dmabuf_pin_in_vram(dev_priv, stream->buf, false,
- interruptible);
+ ret = vmw_overlay_move_buffer(dev_priv, stream->buf, false,
+ interruptible);
if (interruptible && ret == -ERESTARTSYS)
return ret;
else
@@ -342,7 +331,7 @@
/* We don't start the old stream if we are interrupted.
* Might return -ENOMEM if it can't fit the buffer in vram.
*/
- ret = vmw_dmabuf_pin_in_vram(dev_priv, buf, true, interruptible);
+ ret = vmw_overlay_move_buffer(dev_priv, buf, true, interruptible);
if (ret)
return ret;
@@ -351,7 +340,8 @@
/* This one needs to happen no matter what. We only remove
* the NO_EVICT flag so this is safe from -ENOMEM.
*/
- BUG_ON(vmw_dmabuf_pin_in_vram(dev_priv, buf, false, false) != 0);
+ BUG_ON(vmw_overlay_move_buffer(dev_priv, buf, false, false)
+ != 0);
return ret;
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
index c1b6ffd..c7cff3d 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
@@ -39,6 +39,7 @@
struct vmw_user_surface {
struct ttm_base_object base;
struct vmw_surface srf;
+ uint32_t size;
};
struct vmw_user_dma_buffer {
@@ -61,6 +62,17 @@
struct vmw_stream stream;
};
+struct vmw_surface_offset {
+ uint32_t face;
+ uint32_t mip;
+ uint32_t bo_offset;
+};
+
+
+static uint64_t vmw_user_context_size;
+static uint64_t vmw_user_surface_size;
+static uint64_t vmw_user_stream_size;
+
static inline struct vmw_dma_buffer *
vmw_dma_buffer(struct ttm_buffer_object *bo)
{
@@ -80,13 +92,36 @@
return res;
}
+
+/**
+ * vmw_resource_release_id - release a resource id to the id manager.
+ *
+ * @res: Pointer to the resource.
+ *
+ * Release the resource id to the resource id manager and set it to -1
+ */
+static void vmw_resource_release_id(struct vmw_resource *res)
+{
+ struct vmw_private *dev_priv = res->dev_priv;
+
+ write_lock(&dev_priv->resource_lock);
+ if (res->id != -1)
+ idr_remove(res->idr, res->id);
+ res->id = -1;
+ write_unlock(&dev_priv->resource_lock);
+}
+
static void vmw_resource_release(struct kref *kref)
{
struct vmw_resource *res =
container_of(kref, struct vmw_resource, kref);
struct vmw_private *dev_priv = res->dev_priv;
+ int id = res->id;
+ struct idr *idr = res->idr;
- idr_remove(res->idr, res->id);
+ res->avail = false;
+ if (res->remove_from_lists != NULL)
+ res->remove_from_lists(res);
write_unlock(&dev_priv->resource_lock);
if (likely(res->hw_destroy != NULL))
@@ -98,6 +133,9 @@
kfree(res);
write_lock(&dev_priv->resource_lock);
+
+ if (id != -1)
+ idr_remove(idr, id);
}
void vmw_resource_unreference(struct vmw_resource **p_res)
@@ -111,28 +149,29 @@
write_unlock(&dev_priv->resource_lock);
}
-static int vmw_resource_init(struct vmw_private *dev_priv,
- struct vmw_resource *res,
- struct idr *idr,
- enum ttm_object_type obj_type,
- void (*res_free) (struct vmw_resource *res))
+
+/**
+ * vmw_resource_alloc_id - release a resource id to the id manager.
+ *
+ * @dev_priv: Pointer to the device private structure.
+ * @res: Pointer to the resource.
+ *
+ * Allocate the lowest free resource from the resource manager, and set
+ * @res->id to that id. Returns 0 on success and -ENOMEM on failure.
+ */
+static int vmw_resource_alloc_id(struct vmw_private *dev_priv,
+ struct vmw_resource *res)
{
int ret;
- kref_init(&res->kref);
- res->hw_destroy = NULL;
- res->res_free = res_free;
- res->res_type = obj_type;
- res->idr = idr;
- res->avail = false;
- res->dev_priv = dev_priv;
+ BUG_ON(res->id != -1);
do {
- if (unlikely(idr_pre_get(idr, GFP_KERNEL) == 0))
+ if (unlikely(idr_pre_get(res->idr, GFP_KERNEL) == 0))
return -ENOMEM;
write_lock(&dev_priv->resource_lock);
- ret = idr_get_new_above(idr, res, 1, &res->id);
+ ret = idr_get_new_above(res->idr, res, 1, &res->id);
write_unlock(&dev_priv->resource_lock);
} while (ret == -EAGAIN);
@@ -140,6 +179,33 @@
return ret;
}
+
+static int vmw_resource_init(struct vmw_private *dev_priv,
+ struct vmw_resource *res,
+ struct idr *idr,
+ enum ttm_object_type obj_type,
+ bool delay_id,
+ void (*res_free) (struct vmw_resource *res),
+ void (*remove_from_lists)
+ (struct vmw_resource *res))
+{
+ kref_init(&res->kref);
+ res->hw_destroy = NULL;
+ res->res_free = res_free;
+ res->remove_from_lists = remove_from_lists;
+ res->res_type = obj_type;
+ res->idr = idr;
+ res->avail = false;
+ res->dev_priv = dev_priv;
+ INIT_LIST_HEAD(&res->query_head);
+ INIT_LIST_HEAD(&res->validate_head);
+ res->id = -1;
+ if (delay_id)
+ return 0;
+ else
+ return vmw_resource_alloc_id(dev_priv, res);
+}
+
/**
* vmw_resource_activate
*
@@ -194,8 +260,12 @@
struct {
SVGA3dCmdHeader header;
SVGA3dCmdDestroyContext body;
- } *cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
+ } *cmd;
+
+ vmw_execbuf_release_pinned_bo(dev_priv, true, res->id);
+
+ cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
if (unlikely(cmd == NULL)) {
DRM_ERROR("Failed reserving FIFO space for surface "
"destruction.\n");
@@ -222,14 +292,17 @@
} *cmd;
ret = vmw_resource_init(dev_priv, res, &dev_priv->context_idr,
- VMW_RES_CONTEXT, res_free);
+ VMW_RES_CONTEXT, false, res_free, NULL);
if (unlikely(ret != 0)) {
- if (res_free == NULL)
- kfree(res);
- else
- res_free(res);
- return ret;
+ DRM_ERROR("Failed to allocate a resource id.\n");
+ goto out_early;
+ }
+
+ if (unlikely(res->id >= SVGA3D_MAX_CONTEXT_IDS)) {
+ DRM_ERROR("Out of hw context ids.\n");
+ vmw_resource_unreference(&res);
+ return -ENOMEM;
}
cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
@@ -247,6 +320,13 @@
(void) vmw_3d_resource_inc(dev_priv, false);
vmw_resource_activate(res, vmw_hw_context_destroy);
return 0;
+
+out_early:
+ if (res_free == NULL)
+ kfree(res);
+ else
+ res_free(res);
+ return ret;
}
struct vmw_resource *vmw_context_alloc(struct vmw_private *dev_priv)
@@ -269,8 +349,11 @@
{
struct vmw_user_context *ctx =
container_of(res, struct vmw_user_context, res);
+ struct vmw_private *dev_priv = res->dev_priv;
kfree(ctx);
+ ttm_mem_global_free(vmw_mem_glob(dev_priv),
+ vmw_user_context_size);
}
/**
@@ -324,23 +407,56 @@
struct drm_file *file_priv)
{
struct vmw_private *dev_priv = vmw_priv(dev);
- struct vmw_user_context *ctx = kmalloc(sizeof(*ctx), GFP_KERNEL);
+ struct vmw_user_context *ctx;
struct vmw_resource *res;
struct vmw_resource *tmp;
struct drm_vmw_context_arg *arg = (struct drm_vmw_context_arg *)data;
struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
+ struct vmw_master *vmaster = vmw_master(file_priv->master);
int ret;
- if (unlikely(ctx == NULL))
- return -ENOMEM;
+
+ /*
+ * Approximate idr memory usage with 128 bytes. It will be limited
+ * by maximum number_of contexts anyway.
+ */
+
+ if (unlikely(vmw_user_context_size == 0))
+ vmw_user_context_size = ttm_round_pot(sizeof(*ctx)) + 128;
+
+ ret = ttm_read_lock(&vmaster->lock, true);
+ if (unlikely(ret != 0))
+ return ret;
+
+ ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv),
+ vmw_user_context_size,
+ false, true);
+ if (unlikely(ret != 0)) {
+ if (ret != -ERESTARTSYS)
+ DRM_ERROR("Out of graphics memory for context"
+ " creation.\n");
+ goto out_unlock;
+ }
+
+ ctx = kmalloc(sizeof(*ctx), GFP_KERNEL);
+ if (unlikely(ctx == NULL)) {
+ ttm_mem_global_free(vmw_mem_glob(dev_priv),
+ vmw_user_context_size);
+ ret = -ENOMEM;
+ goto out_unlock;
+ }
res = &ctx->res;
ctx->base.shareable = false;
ctx->base.tfile = NULL;
+ /*
+ * From here on, the destructor takes over resource freeing.
+ */
+
ret = vmw_context_init(dev_priv, res, vmw_user_context_free);
if (unlikely(ret != 0))
- return ret;
+ goto out_unlock;
tmp = vmw_resource_reference(&ctx->res);
ret = ttm_base_object_init(tfile, &ctx->base, false, VMW_RES_CONTEXT,
@@ -354,6 +470,8 @@
arg->cid = res->id;
out_err:
vmw_resource_unreference(&res);
+out_unlock:
+ ttm_read_unlock(&vmaster->lock);
return ret;
}
@@ -382,31 +500,285 @@
return ret;
}
+struct vmw_bpp {
+ uint8_t bpp;
+ uint8_t s_bpp;
+};
+
+/*
+ * Size table for the supported SVGA3D surface formats. It consists of
+ * two values. The bpp value and the s_bpp value which is short for
+ * "stride bits per pixel" The values are given in such a way that the
+ * minimum stride for the image is calculated using
+ *
+ * min_stride = w*s_bpp
+ *
+ * and the total memory requirement for the image is
+ *
+ * h*min_stride*bpp/s_bpp
+ *
+ */
+static const struct vmw_bpp vmw_sf_bpp[] = {
+ [SVGA3D_FORMAT_INVALID] = {0, 0},
+ [SVGA3D_X8R8G8B8] = {32, 32},
+ [SVGA3D_A8R8G8B8] = {32, 32},
+ [SVGA3D_R5G6B5] = {16, 16},
+ [SVGA3D_X1R5G5B5] = {16, 16},
+ [SVGA3D_A1R5G5B5] = {16, 16},
+ [SVGA3D_A4R4G4B4] = {16, 16},
+ [SVGA3D_Z_D32] = {32, 32},
+ [SVGA3D_Z_D16] = {16, 16},
+ [SVGA3D_Z_D24S8] = {32, 32},
+ [SVGA3D_Z_D15S1] = {16, 16},
+ [SVGA3D_LUMINANCE8] = {8, 8},
+ [SVGA3D_LUMINANCE4_ALPHA4] = {8, 8},
+ [SVGA3D_LUMINANCE16] = {16, 16},
+ [SVGA3D_LUMINANCE8_ALPHA8] = {16, 16},
+ [SVGA3D_DXT1] = {4, 16},
+ [SVGA3D_DXT2] = {8, 32},
+ [SVGA3D_DXT3] = {8, 32},
+ [SVGA3D_DXT4] = {8, 32},
+ [SVGA3D_DXT5] = {8, 32},
+ [SVGA3D_BUMPU8V8] = {16, 16},
+ [SVGA3D_BUMPL6V5U5] = {16, 16},
+ [SVGA3D_BUMPX8L8V8U8] = {32, 32},
+ [SVGA3D_ARGB_S10E5] = {16, 16},
+ [SVGA3D_ARGB_S23E8] = {32, 32},
+ [SVGA3D_A2R10G10B10] = {32, 32},
+ [SVGA3D_V8U8] = {16, 16},
+ [SVGA3D_Q8W8V8U8] = {32, 32},
+ [SVGA3D_CxV8U8] = {16, 16},
+ [SVGA3D_X8L8V8U8] = {32, 32},
+ [SVGA3D_A2W10V10U10] = {32, 32},
+ [SVGA3D_ALPHA8] = {8, 8},
+ [SVGA3D_R_S10E5] = {16, 16},
+ [SVGA3D_R_S23E8] = {32, 32},
+ [SVGA3D_RG_S10E5] = {16, 16},
+ [SVGA3D_RG_S23E8] = {32, 32},
+ [SVGA3D_BUFFER] = {8, 8},
+ [SVGA3D_Z_D24X8] = {32, 32},
+ [SVGA3D_V16U16] = {32, 32},
+ [SVGA3D_G16R16] = {32, 32},
+ [SVGA3D_A16B16G16R16] = {64, 64},
+ [SVGA3D_UYVY] = {12, 12},
+ [SVGA3D_YUY2] = {12, 12},
+ [SVGA3D_NV12] = {12, 8},
+ [SVGA3D_AYUV] = {32, 32},
+ [SVGA3D_BC4_UNORM] = {4, 16},
+ [SVGA3D_BC5_UNORM] = {8, 32},
+ [SVGA3D_Z_DF16] = {16, 16},
+ [SVGA3D_Z_DF24] = {24, 24},
+ [SVGA3D_Z_D24S8_INT] = {32, 32}
+};
+
/**
* Surface management.
*/
+struct vmw_surface_dma {
+ SVGA3dCmdHeader header;
+ SVGA3dCmdSurfaceDMA body;
+ SVGA3dCopyBox cb;
+ SVGA3dCmdSurfaceDMASuffix suffix;
+};
+
+struct vmw_surface_define {
+ SVGA3dCmdHeader header;
+ SVGA3dCmdDefineSurface body;
+};
+
+struct vmw_surface_destroy {
+ SVGA3dCmdHeader header;
+ SVGA3dCmdDestroySurface body;
+};
+
+
+/**
+ * vmw_surface_dma_size - Compute fifo size for a dma command.
+ *
+ * @srf: Pointer to a struct vmw_surface
+ *
+ * Computes the required size for a surface dma command for backup or
+ * restoration of the surface represented by @srf.
+ */
+static inline uint32_t vmw_surface_dma_size(const struct vmw_surface *srf)
+{
+ return srf->num_sizes * sizeof(struct vmw_surface_dma);
+}
+
+
+/**
+ * vmw_surface_define_size - Compute fifo size for a surface define command.
+ *
+ * @srf: Pointer to a struct vmw_surface
+ *
+ * Computes the required size for a surface define command for the definition
+ * of the surface represented by @srf.
+ */
+static inline uint32_t vmw_surface_define_size(const struct vmw_surface *srf)
+{
+ return sizeof(struct vmw_surface_define) + srf->num_sizes *
+ sizeof(SVGA3dSize);
+}
+
+
+/**
+ * vmw_surface_destroy_size - Compute fifo size for a surface destroy command.
+ *
+ * Computes the required size for a surface destroy command for the destruction
+ * of a hw surface.
+ */
+static inline uint32_t vmw_surface_destroy_size(void)
+{
+ return sizeof(struct vmw_surface_destroy);
+}
+
+/**
+ * vmw_surface_destroy_encode - Encode a surface_destroy command.
+ *
+ * @id: The surface id
+ * @cmd_space: Pointer to memory area in which the commands should be encoded.
+ */
+static void vmw_surface_destroy_encode(uint32_t id,
+ void *cmd_space)
+{
+ struct vmw_surface_destroy *cmd = (struct vmw_surface_destroy *)
+ cmd_space;
+
+ cmd->header.id = SVGA_3D_CMD_SURFACE_DESTROY;
+ cmd->header.size = sizeof(cmd->body);
+ cmd->body.sid = id;
+}
+
+/**
+ * vmw_surface_define_encode - Encode a surface_define command.
+ *
+ * @srf: Pointer to a struct vmw_surface object.
+ * @cmd_space: Pointer to memory area in which the commands should be encoded.
+ */
+static void vmw_surface_define_encode(const struct vmw_surface *srf,
+ void *cmd_space)
+{
+ struct vmw_surface_define *cmd = (struct vmw_surface_define *)
+ cmd_space;
+ struct drm_vmw_size *src_size;
+ SVGA3dSize *cmd_size;
+ uint32_t cmd_len;
+ int i;
+
+ cmd_len = sizeof(cmd->body) + srf->num_sizes * sizeof(SVGA3dSize);
+
+ cmd->header.id = SVGA_3D_CMD_SURFACE_DEFINE;
+ cmd->header.size = cmd_len;
+ cmd->body.sid = srf->res.id;
+ cmd->body.surfaceFlags = srf->flags;
+ cmd->body.format = cpu_to_le32(srf->format);
+ for (i = 0; i < DRM_VMW_MAX_SURFACE_FACES; ++i)
+ cmd->body.face[i].numMipLevels = srf->mip_levels[i];
+
+ cmd += 1;
+ cmd_size = (SVGA3dSize *) cmd;
+ src_size = srf->sizes;
+
+ for (i = 0; i < srf->num_sizes; ++i, cmd_size++, src_size++) {
+ cmd_size->width = src_size->width;
+ cmd_size->height = src_size->height;
+ cmd_size->depth = src_size->depth;
+ }
+}
+
+
+/**
+ * vmw_surface_dma_encode - Encode a surface_dma command.
+ *
+ * @srf: Pointer to a struct vmw_surface object.
+ * @cmd_space: Pointer to memory area in which the commands should be encoded.
+ * @ptr: Pointer to an SVGAGuestPtr indicating where the surface contents
+ * should be placed or read from.
+ * @to_surface: Boolean whether to DMA to the surface or from the surface.
+ */
+static void vmw_surface_dma_encode(struct vmw_surface *srf,
+ void *cmd_space,
+ const SVGAGuestPtr *ptr,
+ bool to_surface)
+{
+ uint32_t i;
+ uint32_t bpp = vmw_sf_bpp[srf->format].bpp;
+ uint32_t stride_bpp = vmw_sf_bpp[srf->format].s_bpp;
+ struct vmw_surface_dma *cmd = (struct vmw_surface_dma *)cmd_space;
+
+ for (i = 0; i < srf->num_sizes; ++i) {
+ SVGA3dCmdHeader *header = &cmd->header;
+ SVGA3dCmdSurfaceDMA *body = &cmd->body;
+ SVGA3dCopyBox *cb = &cmd->cb;
+ SVGA3dCmdSurfaceDMASuffix *suffix = &cmd->suffix;
+ const struct vmw_surface_offset *cur_offset = &srf->offsets[i];
+ const struct drm_vmw_size *cur_size = &srf->sizes[i];
+
+ header->id = SVGA_3D_CMD_SURFACE_DMA;
+ header->size = sizeof(*body) + sizeof(*cb) + sizeof(*suffix);
+
+ body->guest.ptr = *ptr;
+ body->guest.ptr.offset += cur_offset->bo_offset;
+ body->guest.pitch = (cur_size->width * stride_bpp + 7) >> 3;
+ body->host.sid = srf->res.id;
+ body->host.face = cur_offset->face;
+ body->host.mipmap = cur_offset->mip;
+ body->transfer = ((to_surface) ? SVGA3D_WRITE_HOST_VRAM :
+ SVGA3D_READ_HOST_VRAM);
+ cb->x = 0;
+ cb->y = 0;
+ cb->z = 0;
+ cb->srcx = 0;
+ cb->srcy = 0;
+ cb->srcz = 0;
+ cb->w = cur_size->width;
+ cb->h = cur_size->height;
+ cb->d = cur_size->depth;
+
+ suffix->suffixSize = sizeof(*suffix);
+ suffix->maximumOffset = body->guest.pitch*cur_size->height*
+ cur_size->depth*bpp / stride_bpp;
+ suffix->flags.discard = 0;
+ suffix->flags.unsynchronized = 0;
+ suffix->flags.reserved = 0;
+ ++cmd;
+ }
+};
+
+
static void vmw_hw_surface_destroy(struct vmw_resource *res)
{
struct vmw_private *dev_priv = res->dev_priv;
- struct {
- SVGA3dCmdHeader header;
- SVGA3dCmdDestroySurface body;
- } *cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
+ struct vmw_surface *srf;
+ void *cmd;
- if (unlikely(cmd == NULL)) {
- DRM_ERROR("Failed reserving FIFO space for surface "
- "destruction.\n");
- return;
+ if (res->id != -1) {
+
+ cmd = vmw_fifo_reserve(dev_priv, vmw_surface_destroy_size());
+ if (unlikely(cmd == NULL)) {
+ DRM_ERROR("Failed reserving FIFO space for surface "
+ "destruction.\n");
+ return;
+ }
+
+ vmw_surface_destroy_encode(res->id, cmd);
+ vmw_fifo_commit(dev_priv, vmw_surface_destroy_size());
+
+ /*
+ * used_memory_size_atomic, or separate lock
+ * to avoid taking dev_priv::cmdbuf_mutex in
+ * the destroy path.
+ */
+
+ mutex_lock(&dev_priv->cmdbuf_mutex);
+ srf = container_of(res, struct vmw_surface, res);
+ dev_priv->used_memory_size -= srf->backup_size;
+ mutex_unlock(&dev_priv->cmdbuf_mutex);
+
}
-
- cmd->header.id = cpu_to_le32(SVGA_3D_CMD_SURFACE_DESTROY);
- cmd->header.size = cpu_to_le32(sizeof(cmd->body));
- cmd->body.sid = cpu_to_le32(res->id);
-
- vmw_fifo_commit(dev_priv, sizeof(*cmd));
vmw_3d_resource_dec(dev_priv, false);
}
@@ -414,70 +786,352 @@
{
struct vmw_surface *srf = container_of(res, struct vmw_surface, res);
+ if (srf->backup)
+ ttm_bo_unref(&srf->backup);
+ kfree(srf->offsets);
kfree(srf->sizes);
kfree(srf->snooper.image);
kfree(srf);
}
+
+/**
+ * vmw_surface_do_validate - make a surface available to the device.
+ *
+ * @dev_priv: Pointer to a device private struct.
+ * @srf: Pointer to a struct vmw_surface.
+ *
+ * If the surface doesn't have a hw id, allocate one, and optionally
+ * DMA the backed up surface contents to the device.
+ *
+ * Returns -EBUSY if there wasn't sufficient device resources to
+ * complete the validation. Retry after freeing up resources.
+ *
+ * May return other errors if the kernel is out of guest resources.
+ */
+int vmw_surface_do_validate(struct vmw_private *dev_priv,
+ struct vmw_surface *srf)
+{
+ struct vmw_resource *res = &srf->res;
+ struct list_head val_list;
+ struct ttm_validate_buffer val_buf;
+ uint32_t submit_size;
+ uint8_t *cmd;
+ int ret;
+
+ if (likely(res->id != -1))
+ return 0;
+
+ if (unlikely(dev_priv->used_memory_size + srf->backup_size >=
+ dev_priv->memory_size))
+ return -EBUSY;
+
+ /*
+ * Reserve- and validate the backup DMA bo.
+ */
+
+ if (srf->backup) {
+ INIT_LIST_HEAD(&val_list);
+ val_buf.bo = ttm_bo_reference(srf->backup);
+ val_buf.new_sync_obj_arg = (void *)((unsigned long)
+ DRM_VMW_FENCE_FLAG_EXEC);
+ list_add_tail(&val_buf.head, &val_list);
+ ret = ttm_eu_reserve_buffers(&val_list);
+ if (unlikely(ret != 0))
+ goto out_no_reserve;
+
+ ret = ttm_bo_validate(srf->backup, &vmw_srf_placement,
+ true, false, false);
+ if (unlikely(ret != 0))
+ goto out_no_validate;
+ }
+
+ /*
+ * Alloc id for the resource.
+ */
+
+ ret = vmw_resource_alloc_id(dev_priv, res);
+ if (unlikely(ret != 0)) {
+ DRM_ERROR("Failed to allocate a surface id.\n");
+ goto out_no_id;
+ }
+ if (unlikely(res->id >= SVGA3D_MAX_SURFACE_IDS)) {
+ ret = -EBUSY;
+ goto out_no_fifo;
+ }
+
+
+ /*
+ * Encode surface define- and dma commands.
+ */
+
+ submit_size = vmw_surface_define_size(srf);
+ if (srf->backup)
+ submit_size += vmw_surface_dma_size(srf);
+
+ cmd = vmw_fifo_reserve(dev_priv, submit_size);
+ if (unlikely(cmd == NULL)) {
+ DRM_ERROR("Failed reserving FIFO space for surface "
+ "validation.\n");
+ ret = -ENOMEM;
+ goto out_no_fifo;
+ }
+
+ vmw_surface_define_encode(srf, cmd);
+ if (srf->backup) {
+ SVGAGuestPtr ptr;
+
+ cmd += vmw_surface_define_size(srf);
+ vmw_bo_get_guest_ptr(srf->backup, &ptr);
+ vmw_surface_dma_encode(srf, cmd, &ptr, true);
+ }
+
+ vmw_fifo_commit(dev_priv, submit_size);
+
+ /*
+ * Create a fence object and fence the backup buffer.
+ */
+
+ if (srf->backup) {
+ struct vmw_fence_obj *fence;
+
+ (void) vmw_execbuf_fence_commands(NULL, dev_priv,
+ &fence, NULL);
+ ttm_eu_fence_buffer_objects(&val_list, fence);
+ if (likely(fence != NULL))
+ vmw_fence_obj_unreference(&fence);
+ ttm_bo_unref(&val_buf.bo);
+ ttm_bo_unref(&srf->backup);
+ }
+
+ /*
+ * Surface memory usage accounting.
+ */
+
+ dev_priv->used_memory_size += srf->backup_size;
+
+ return 0;
+
+out_no_fifo:
+ vmw_resource_release_id(res);
+out_no_id:
+out_no_validate:
+ if (srf->backup)
+ ttm_eu_backoff_reservation(&val_list);
+out_no_reserve:
+ if (srf->backup)
+ ttm_bo_unref(&val_buf.bo);
+ return ret;
+}
+
+/**
+ * vmw_surface_evict - Evict a hw surface.
+ *
+ * @dev_priv: Pointer to a device private struct.
+ * @srf: Pointer to a struct vmw_surface
+ *
+ * DMA the contents of a hw surface to a backup guest buffer object,
+ * and destroy the hw surface, releasing its id.
+ */
+int vmw_surface_evict(struct vmw_private *dev_priv,
+ struct vmw_surface *srf)
+{
+ struct vmw_resource *res = &srf->res;
+ struct list_head val_list;
+ struct ttm_validate_buffer val_buf;
+ uint32_t submit_size;
+ uint8_t *cmd;
+ int ret;
+ struct vmw_fence_obj *fence;
+ SVGAGuestPtr ptr;
+
+ BUG_ON(res->id == -1);
+
+ /*
+ * Create a surface backup buffer object.
+ */
+
+ if (!srf->backup) {
+ ret = ttm_bo_create(&dev_priv->bdev, srf->backup_size,
+ ttm_bo_type_device,
+ &vmw_srf_placement, 0, 0, true,
+ NULL, &srf->backup);
+ if (unlikely(ret != 0))
+ return ret;
+ }
+
+ /*
+ * Reserve- and validate the backup DMA bo.
+ */
+
+ INIT_LIST_HEAD(&val_list);
+ val_buf.bo = ttm_bo_reference(srf->backup);
+ val_buf.new_sync_obj_arg = (void *)(unsigned long)
+ DRM_VMW_FENCE_FLAG_EXEC;
+ list_add_tail(&val_buf.head, &val_list);
+ ret = ttm_eu_reserve_buffers(&val_list);
+ if (unlikely(ret != 0))
+ goto out_no_reserve;
+
+ ret = ttm_bo_validate(srf->backup, &vmw_srf_placement,
+ true, false, false);
+ if (unlikely(ret != 0))
+ goto out_no_validate;
+
+
+ /*
+ * Encode the dma- and surface destroy commands.
+ */
+
+ submit_size = vmw_surface_dma_size(srf) + vmw_surface_destroy_size();
+ cmd = vmw_fifo_reserve(dev_priv, submit_size);
+ if (unlikely(cmd == NULL)) {
+ DRM_ERROR("Failed reserving FIFO space for surface "
+ "eviction.\n");
+ ret = -ENOMEM;
+ goto out_no_fifo;
+ }
+
+ vmw_bo_get_guest_ptr(srf->backup, &ptr);
+ vmw_surface_dma_encode(srf, cmd, &ptr, false);
+ cmd += vmw_surface_dma_size(srf);
+ vmw_surface_destroy_encode(res->id, cmd);
+ vmw_fifo_commit(dev_priv, submit_size);
+
+ /*
+ * Surface memory usage accounting.
+ */
+
+ dev_priv->used_memory_size -= srf->backup_size;
+
+ /*
+ * Create a fence object and fence the DMA buffer.
+ */
+
+ (void) vmw_execbuf_fence_commands(NULL, dev_priv,
+ &fence, NULL);
+ ttm_eu_fence_buffer_objects(&val_list, fence);
+ if (likely(fence != NULL))
+ vmw_fence_obj_unreference(&fence);
+ ttm_bo_unref(&val_buf.bo);
+
+ /*
+ * Release the surface ID.
+ */
+
+ vmw_resource_release_id(res);
+
+ return 0;
+
+out_no_fifo:
+out_no_validate:
+ if (srf->backup)
+ ttm_eu_backoff_reservation(&val_list);
+out_no_reserve:
+ ttm_bo_unref(&val_buf.bo);
+ ttm_bo_unref(&srf->backup);
+ return ret;
+}
+
+
+/**
+ * vmw_surface_validate - make a surface available to the device, evicting
+ * other surfaces if needed.
+ *
+ * @dev_priv: Pointer to a device private struct.
+ * @srf: Pointer to a struct vmw_surface.
+ *
+ * Try to validate a surface and if it fails due to limited device resources,
+ * repeatedly try to evict other surfaces until the request can be
+ * acommodated.
+ *
+ * May return errors if out of resources.
+ */
+int vmw_surface_validate(struct vmw_private *dev_priv,
+ struct vmw_surface *srf)
+{
+ int ret;
+ struct vmw_surface *evict_srf;
+
+ do {
+ write_lock(&dev_priv->resource_lock);
+ list_del_init(&srf->lru_head);
+ write_unlock(&dev_priv->resource_lock);
+
+ ret = vmw_surface_do_validate(dev_priv, srf);
+ if (likely(ret != -EBUSY))
+ break;
+
+ write_lock(&dev_priv->resource_lock);
+ if (list_empty(&dev_priv->surface_lru)) {
+ DRM_ERROR("Out of device memory for surfaces.\n");
+ ret = -EBUSY;
+ write_unlock(&dev_priv->resource_lock);
+ break;
+ }
+
+ evict_srf = vmw_surface_reference
+ (list_first_entry(&dev_priv->surface_lru,
+ struct vmw_surface,
+ lru_head));
+ list_del_init(&evict_srf->lru_head);
+
+ write_unlock(&dev_priv->resource_lock);
+ (void) vmw_surface_evict(dev_priv, evict_srf);
+
+ vmw_surface_unreference(&evict_srf);
+
+ } while (1);
+
+ if (unlikely(ret != 0 && srf->res.id != -1)) {
+ write_lock(&dev_priv->resource_lock);
+ list_add_tail(&srf->lru_head, &dev_priv->surface_lru);
+ write_unlock(&dev_priv->resource_lock);
+ }
+
+ return ret;
+}
+
+
+/**
+ * vmw_surface_remove_from_lists - Remove surface resources from lookup lists
+ *
+ * @res: Pointer to a struct vmw_resource embedded in a struct vmw_surface
+ *
+ * As part of the resource destruction, remove the surface from any
+ * lookup lists.
+ */
+static void vmw_surface_remove_from_lists(struct vmw_resource *res)
+{
+ struct vmw_surface *srf = container_of(res, struct vmw_surface, res);
+
+ list_del_init(&srf->lru_head);
+}
+
int vmw_surface_init(struct vmw_private *dev_priv,
struct vmw_surface *srf,
void (*res_free) (struct vmw_resource *res))
{
int ret;
- struct {
- SVGA3dCmdHeader header;
- SVGA3dCmdDefineSurface body;
- } *cmd;
- SVGA3dSize *cmd_size;
struct vmw_resource *res = &srf->res;
- struct drm_vmw_size *src_size;
- size_t submit_size;
- uint32_t cmd_len;
- int i;
BUG_ON(res_free == NULL);
+ INIT_LIST_HEAD(&srf->lru_head);
ret = vmw_resource_init(dev_priv, res, &dev_priv->surface_idr,
- VMW_RES_SURFACE, res_free);
+ VMW_RES_SURFACE, true, res_free,
+ vmw_surface_remove_from_lists);
- if (unlikely(ret != 0)) {
+ if (unlikely(ret != 0))
res_free(res);
- return ret;
- }
- submit_size = sizeof(*cmd) + srf->num_sizes * sizeof(SVGA3dSize);
- cmd_len = sizeof(cmd->body) + srf->num_sizes * sizeof(SVGA3dSize);
+ /*
+ * The surface won't be visible to hardware until a
+ * surface validate.
+ */
- cmd = vmw_fifo_reserve(dev_priv, submit_size);
- if (unlikely(cmd == NULL)) {
- DRM_ERROR("Fifo reserve failed for create surface.\n");
- vmw_resource_unreference(&res);
- return -ENOMEM;
- }
-
- cmd->header.id = cpu_to_le32(SVGA_3D_CMD_SURFACE_DEFINE);
- cmd->header.size = cpu_to_le32(cmd_len);
- cmd->body.sid = cpu_to_le32(res->id);
- cmd->body.surfaceFlags = cpu_to_le32(srf->flags);
- cmd->body.format = cpu_to_le32(srf->format);
- for (i = 0; i < DRM_VMW_MAX_SURFACE_FACES; ++i) {
- cmd->body.face[i].numMipLevels =
- cpu_to_le32(srf->mip_levels[i]);
- }
-
- cmd += 1;
- cmd_size = (SVGA3dSize *) cmd;
- src_size = srf->sizes;
-
- for (i = 0; i < srf->num_sizes; ++i, cmd_size++, src_size++) {
- cmd_size->width = cpu_to_le32(src_size->width);
- cmd_size->height = cpu_to_le32(src_size->height);
- cmd_size->depth = cpu_to_le32(src_size->depth);
- }
-
- vmw_fifo_commit(dev_priv, submit_size);
(void) vmw_3d_resource_inc(dev_priv, false);
vmw_resource_activate(res, vmw_hw_surface_destroy);
- return 0;
+ return ret;
}
static void vmw_user_surface_free(struct vmw_resource *res)
@@ -485,12 +1139,58 @@
struct vmw_surface *srf = container_of(res, struct vmw_surface, res);
struct vmw_user_surface *user_srf =
container_of(srf, struct vmw_user_surface, srf);
+ struct vmw_private *dev_priv = srf->res.dev_priv;
+ uint32_t size = user_srf->size;
+ if (srf->backup)
+ ttm_bo_unref(&srf->backup);
+ kfree(srf->offsets);
kfree(srf->sizes);
kfree(srf->snooper.image);
kfree(user_srf);
+ ttm_mem_global_free(vmw_mem_glob(dev_priv), size);
}
+/**
+ * vmw_resource_unreserve - unreserve resources previously reserved for
+ * command submission.
+ *
+ * @list_head: list of resources to unreserve.
+ *
+ * Currently only surfaces are considered, and unreserving a surface
+ * means putting it back on the device's surface lru list,
+ * so that it can be evicted if necessary.
+ * This function traverses the resource list and
+ * checks whether resources are surfaces, and in that case puts them back
+ * on the device's surface LRU list.
+ */
+void vmw_resource_unreserve(struct list_head *list)
+{
+ struct vmw_resource *res;
+ struct vmw_surface *srf;
+ rwlock_t *lock = NULL;
+
+ list_for_each_entry(res, list, validate_head) {
+
+ if (res->res_free != &vmw_surface_res_free &&
+ res->res_free != &vmw_user_surface_free)
+ continue;
+
+ if (unlikely(lock == NULL)) {
+ lock = &res->dev_priv->resource_lock;
+ write_lock(lock);
+ }
+
+ srf = container_of(res, struct vmw_surface, res);
+ list_del_init(&srf->lru_head);
+ list_add_tail(&srf->lru_head, &res->dev_priv->surface_lru);
+ }
+
+ if (lock != NULL)
+ write_unlock(lock);
+}
+
+
int vmw_user_surface_lookup_handle(struct vmw_private *dev_priv,
struct ttm_object_file *tfile,
uint32_t handle, struct vmw_surface **out)
@@ -567,10 +1267,51 @@
struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
struct drm_vmw_size __user *user_sizes;
int ret;
- int i;
+ int i, j;
+ uint32_t cur_bo_offset;
+ struct drm_vmw_size *cur_size;
+ struct vmw_surface_offset *cur_offset;
+ uint32_t stride_bpp;
+ uint32_t bpp;
+ uint32_t num_sizes;
+ uint32_t size;
+ struct vmw_master *vmaster = vmw_master(file_priv->master);
- if (unlikely(user_srf == NULL))
- return -ENOMEM;
+ if (unlikely(vmw_user_surface_size == 0))
+ vmw_user_surface_size = ttm_round_pot(sizeof(*user_srf)) +
+ 128;
+
+ num_sizes = 0;
+ for (i = 0; i < DRM_VMW_MAX_SURFACE_FACES; ++i)
+ num_sizes += req->mip_levels[i];
+
+ if (num_sizes > DRM_VMW_MAX_SURFACE_FACES *
+ DRM_VMW_MAX_MIP_LEVELS)
+ return -EINVAL;
+
+ size = vmw_user_surface_size + 128 +
+ ttm_round_pot(num_sizes * sizeof(struct drm_vmw_size)) +
+ ttm_round_pot(num_sizes * sizeof(struct vmw_surface_offset));
+
+
+ ret = ttm_read_lock(&vmaster->lock, true);
+ if (unlikely(ret != 0))
+ return ret;
+
+ ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv),
+ size, false, true);
+ if (unlikely(ret != 0)) {
+ if (ret != -ERESTARTSYS)
+ DRM_ERROR("Out of graphics memory for surface"
+ " creation.\n");
+ goto out_unlock;
+ }
+
+ user_srf = kmalloc(sizeof(*user_srf), GFP_KERNEL);
+ if (unlikely(user_srf == NULL)) {
+ ret = -ENOMEM;
+ goto out_no_user_srf;
+ }
srf = &user_srf->srf;
res = &srf->res;
@@ -578,21 +1319,22 @@
srf->flags = req->flags;
srf->format = req->format;
srf->scanout = req->scanout;
- memcpy(srf->mip_levels, req->mip_levels, sizeof(srf->mip_levels));
- srf->num_sizes = 0;
- for (i = 0; i < DRM_VMW_MAX_SURFACE_FACES; ++i)
- srf->num_sizes += srf->mip_levels[i];
+ srf->backup = NULL;
- if (srf->num_sizes > DRM_VMW_MAX_SURFACE_FACES *
- DRM_VMW_MAX_MIP_LEVELS) {
- ret = -EINVAL;
- goto out_err0;
- }
+ memcpy(srf->mip_levels, req->mip_levels, sizeof(srf->mip_levels));
+ srf->num_sizes = num_sizes;
+ user_srf->size = size;
srf->sizes = kmalloc(srf->num_sizes * sizeof(*srf->sizes), GFP_KERNEL);
if (unlikely(srf->sizes == NULL)) {
ret = -ENOMEM;
- goto out_err0;
+ goto out_no_sizes;
+ }
+ srf->offsets = kmalloc(srf->num_sizes * sizeof(*srf->offsets),
+ GFP_KERNEL);
+ if (unlikely(srf->sizes == NULL)) {
+ ret = -ENOMEM;
+ goto out_no_offsets;
}
user_sizes = (struct drm_vmw_size __user *)(unsigned long)
@@ -602,9 +1344,32 @@
srf->num_sizes * sizeof(*srf->sizes));
if (unlikely(ret != 0)) {
ret = -EFAULT;
- goto out_err1;
+ goto out_no_copy;
}
+ cur_bo_offset = 0;
+ cur_offset = srf->offsets;
+ cur_size = srf->sizes;
+
+ bpp = vmw_sf_bpp[srf->format].bpp;
+ stride_bpp = vmw_sf_bpp[srf->format].s_bpp;
+
+ for (i = 0; i < DRM_VMW_MAX_SURFACE_FACES; ++i) {
+ for (j = 0; j < srf->mip_levels[i]; ++j) {
+ uint32_t stride =
+ (cur_size->width * stride_bpp + 7) >> 3;
+
+ cur_offset->face = i;
+ cur_offset->mip = j;
+ cur_offset->bo_offset = cur_bo_offset;
+ cur_bo_offset += stride * cur_size->height *
+ cur_size->depth * bpp / stride_bpp;
+ ++cur_offset;
+ ++cur_size;
+ }
+ }
+ srf->backup_size = cur_bo_offset;
+
if (srf->scanout &&
srf->num_sizes == 1 &&
srf->sizes[0].width == 64 &&
@@ -616,7 +1381,7 @@
if (!srf->snooper.image) {
DRM_ERROR("Failed to allocate cursor_image\n");
ret = -ENOMEM;
- goto out_err1;
+ goto out_no_copy;
}
} else {
srf->snooper.image = NULL;
@@ -633,7 +1398,7 @@
ret = vmw_surface_init(dev_priv, srf, vmw_user_surface_free);
if (unlikely(ret != 0))
- return ret;
+ goto out_unlock;
tmp = vmw_resource_reference(&srf->res);
ret = ttm_base_object_init(tfile, &user_srf->base,
@@ -643,7 +1408,7 @@
if (unlikely(ret != 0)) {
vmw_resource_unreference(&tmp);
vmw_resource_unreference(&res);
- return ret;
+ goto out_unlock;
}
rep->sid = user_srf->base.hash.key;
@@ -651,11 +1416,19 @@
DRM_ERROR("Created bad Surface ID.\n");
vmw_resource_unreference(&res);
+
+ ttm_read_unlock(&vmaster->lock);
return 0;
-out_err1:
+out_no_copy:
+ kfree(srf->offsets);
+out_no_offsets:
kfree(srf->sizes);
-out_err0:
+out_no_sizes:
kfree(user_srf);
+out_no_user_srf:
+ ttm_mem_global_free(vmw_mem_glob(dev_priv), size);
+out_unlock:
+ ttm_read_unlock(&vmaster->lock);
return ret;
}
@@ -969,7 +1742,7 @@
int ret;
ret = vmw_resource_init(dev_priv, res, &dev_priv->stream_idr,
- VMW_RES_STREAM, res_free);
+ VMW_RES_STREAM, false, res_free, NULL);
if (unlikely(ret != 0)) {
if (res_free == NULL)
@@ -999,8 +1772,11 @@
{
struct vmw_user_stream *stream =
container_of(res, struct vmw_user_stream, stream.res);
+ struct vmw_private *dev_priv = res->dev_priv;
kfree(stream);
+ ttm_mem_global_free(vmw_mem_glob(dev_priv),
+ vmw_user_stream_size);
}
/**
@@ -1054,23 +1830,56 @@
struct drm_file *file_priv)
{
struct vmw_private *dev_priv = vmw_priv(dev);
- struct vmw_user_stream *stream = kmalloc(sizeof(*stream), GFP_KERNEL);
+ struct vmw_user_stream *stream;
struct vmw_resource *res;
struct vmw_resource *tmp;
struct drm_vmw_stream_arg *arg = (struct drm_vmw_stream_arg *)data;
struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
+ struct vmw_master *vmaster = vmw_master(file_priv->master);
int ret;
- if (unlikely(stream == NULL))
- return -ENOMEM;
+ /*
+ * Approximate idr memory usage with 128 bytes. It will be limited
+ * by maximum number_of streams anyway?
+ */
+
+ if (unlikely(vmw_user_stream_size == 0))
+ vmw_user_stream_size = ttm_round_pot(sizeof(*stream)) + 128;
+
+ ret = ttm_read_lock(&vmaster->lock, true);
+ if (unlikely(ret != 0))
+ return ret;
+
+ ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv),
+ vmw_user_stream_size,
+ false, true);
+ if (unlikely(ret != 0)) {
+ if (ret != -ERESTARTSYS)
+ DRM_ERROR("Out of graphics memory for stream"
+ " creation.\n");
+ goto out_unlock;
+ }
+
+
+ stream = kmalloc(sizeof(*stream), GFP_KERNEL);
+ if (unlikely(stream == NULL)) {
+ ttm_mem_global_free(vmw_mem_glob(dev_priv),
+ vmw_user_stream_size);
+ ret = -ENOMEM;
+ goto out_unlock;
+ }
res = &stream->stream.res;
stream->base.shareable = false;
stream->base.tfile = NULL;
+ /*
+ * From here on, the destructor takes over resource freeing.
+ */
+
ret = vmw_stream_init(dev_priv, &stream->stream, vmw_user_stream_free);
if (unlikely(ret != 0))
- return ret;
+ goto out_unlock;
tmp = vmw_resource_reference(res);
ret = ttm_base_object_init(tfile, &stream->base, false, VMW_RES_STREAM,
@@ -1084,6 +1893,8 @@
arg->stream_id = res->id;
out_err:
vmw_resource_unreference(&res);
+out_unlock:
+ ttm_read_unlock(&vmaster->lock);
return ret;
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
new file mode 100644
index 0000000..347e406
--- /dev/null
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
@@ -0,0 +1,566 @@
+/**************************************************************************
+ *
+ * Copyright © 2011 VMware, Inc., Palo Alto, CA., USA
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "vmwgfx_kms.h"
+
+
+#define vmw_crtc_to_sou(x) \
+ container_of(x, struct vmw_screen_object_unit, base.crtc)
+#define vmw_encoder_to_sou(x) \
+ container_of(x, struct vmw_screen_object_unit, base.encoder)
+#define vmw_connector_to_sou(x) \
+ container_of(x, struct vmw_screen_object_unit, base.connector)
+
+struct vmw_screen_object_display {
+ struct list_head active;
+
+ unsigned num_active;
+ unsigned last_num_active;
+
+ struct vmw_framebuffer *fb;
+};
+
+/**
+ * Display unit using screen objects.
+ */
+struct vmw_screen_object_unit {
+ struct vmw_display_unit base;
+
+ unsigned long buffer_size; /**< Size of allocated buffer */
+ struct vmw_dma_buffer *buffer; /**< Backing store buffer */
+
+ bool defined;
+
+ struct list_head active;
+};
+
+static void vmw_sou_destroy(struct vmw_screen_object_unit *sou)
+{
+ list_del_init(&sou->active);
+ vmw_display_unit_cleanup(&sou->base);
+ kfree(sou);
+}
+
+
+/*
+ * Screen Object Display Unit CRTC functions
+ */
+
+static void vmw_sou_crtc_destroy(struct drm_crtc *crtc)
+{
+ vmw_sou_destroy(vmw_crtc_to_sou(crtc));
+}
+
+static int vmw_sou_del_active(struct vmw_private *vmw_priv,
+ struct vmw_screen_object_unit *sou)
+{
+ struct vmw_screen_object_display *ld = vmw_priv->sou_priv;
+ if (list_empty(&sou->active))
+ return 0;
+
+ /* Must init otherwise list_empty(&sou->active) will not work. */
+ list_del_init(&sou->active);
+ if (--(ld->num_active) == 0) {
+ BUG_ON(!ld->fb);
+ if (ld->fb->unpin)
+ ld->fb->unpin(ld->fb);
+ ld->fb = NULL;
+ }
+
+ return 0;
+}
+
+static int vmw_sou_add_active(struct vmw_private *vmw_priv,
+ struct vmw_screen_object_unit *sou,
+ struct vmw_framebuffer *vfb)
+{
+ struct vmw_screen_object_display *ld = vmw_priv->sou_priv;
+ struct vmw_screen_object_unit *entry;
+ struct list_head *at;
+
+ BUG_ON(!ld->num_active && ld->fb);
+ if (vfb != ld->fb) {
+ if (ld->fb && ld->fb->unpin)
+ ld->fb->unpin(ld->fb);
+ if (vfb->pin)
+ vfb->pin(vfb);
+ ld->fb = vfb;
+ }
+
+ if (!list_empty(&sou->active))
+ return 0;
+
+ at = &ld->active;
+ list_for_each_entry(entry, &ld->active, active) {
+ if (entry->base.unit > sou->base.unit)
+ break;
+
+ at = &entry->active;
+ }
+
+ list_add(&sou->active, at);
+
+ ld->num_active++;
+
+ return 0;
+}
+
+/**
+ * Send the fifo command to create a screen.
+ */
+static int vmw_sou_fifo_create(struct vmw_private *dev_priv,
+ struct vmw_screen_object_unit *sou,
+ uint32_t x, uint32_t y,
+ struct drm_display_mode *mode)
+{
+ size_t fifo_size;
+
+ struct {
+ struct {
+ uint32_t cmdType;
+ } header;
+ SVGAScreenObject obj;
+ } *cmd;
+
+ BUG_ON(!sou->buffer);
+
+ fifo_size = sizeof(*cmd);
+ cmd = vmw_fifo_reserve(dev_priv, fifo_size);
+ /* The hardware has hung, nothing we can do about it here. */
+ if (unlikely(cmd == NULL)) {
+ DRM_ERROR("Fifo reserve failed.\n");
+ return -ENOMEM;
+ }
+
+ memset(cmd, 0, fifo_size);
+ cmd->header.cmdType = SVGA_CMD_DEFINE_SCREEN;
+ cmd->obj.structSize = sizeof(SVGAScreenObject);
+ cmd->obj.id = sou->base.unit;
+ cmd->obj.flags = SVGA_SCREEN_HAS_ROOT |
+ (sou->base.unit == 0 ? SVGA_SCREEN_IS_PRIMARY : 0);
+ cmd->obj.size.width = mode->hdisplay;
+ cmd->obj.size.height = mode->vdisplay;
+ cmd->obj.root.x = x;
+ cmd->obj.root.y = y;
+
+ /* Ok to assume that buffer is pinned in vram */
+ vmw_bo_get_guest_ptr(&sou->buffer->base, &cmd->obj.backingStore.ptr);
+ cmd->obj.backingStore.pitch = mode->hdisplay * 4;
+
+ vmw_fifo_commit(dev_priv, fifo_size);
+
+ sou->defined = true;
+
+ return 0;
+}
+
+/**
+ * Send the fifo command to destroy a screen.
+ */
+static int vmw_sou_fifo_destroy(struct vmw_private *dev_priv,
+ struct vmw_screen_object_unit *sou)
+{
+ size_t fifo_size;
+ int ret;
+
+ struct {
+ struct {
+ uint32_t cmdType;
+ } header;
+ SVGAFifoCmdDestroyScreen body;
+ } *cmd;
+
+ /* no need to do anything */
+ if (unlikely(!sou->defined))
+ return 0;
+
+ fifo_size = sizeof(*cmd);
+ cmd = vmw_fifo_reserve(dev_priv, fifo_size);
+ /* the hardware has hung, nothing we can do about it here */
+ if (unlikely(cmd == NULL)) {
+ DRM_ERROR("Fifo reserve failed.\n");
+ return -ENOMEM;
+ }
+
+ memset(cmd, 0, fifo_size);
+ cmd->header.cmdType = SVGA_CMD_DESTROY_SCREEN;
+ cmd->body.screenId = sou->base.unit;
+
+ vmw_fifo_commit(dev_priv, fifo_size);
+
+ /* Force sync */
+ ret = vmw_fallback_wait(dev_priv, false, true, 0, false, 3*HZ);
+ if (unlikely(ret != 0))
+ DRM_ERROR("Failed to sync with HW");
+ else
+ sou->defined = false;
+
+ return ret;
+}
+
+/**
+ * Free the backing store.
+ */
+static void vmw_sou_backing_free(struct vmw_private *dev_priv,
+ struct vmw_screen_object_unit *sou)
+{
+ struct ttm_buffer_object *bo;
+
+ if (unlikely(sou->buffer == NULL))
+ return;
+
+ bo = &sou->buffer->base;
+ ttm_bo_unref(&bo);
+ sou->buffer = NULL;
+ sou->buffer_size = 0;
+}
+
+/**
+ * Allocate the backing store for the buffer.
+ */
+static int vmw_sou_backing_alloc(struct vmw_private *dev_priv,
+ struct vmw_screen_object_unit *sou,
+ unsigned long size)
+{
+ int ret;
+
+ if (sou->buffer_size == size)
+ return 0;
+
+ if (sou->buffer)
+ vmw_sou_backing_free(dev_priv, sou);
+
+ sou->buffer = kzalloc(sizeof(*sou->buffer), GFP_KERNEL);
+ if (unlikely(sou->buffer == NULL))
+ return -ENOMEM;
+
+ /* After we have alloced the backing store might not be able to
+ * resume the overlays, this is preferred to failing to alloc.
+ */
+ vmw_overlay_pause_all(dev_priv);
+ ret = vmw_dmabuf_init(dev_priv, sou->buffer, size,
+ &vmw_vram_ne_placement,
+ false, &vmw_dmabuf_bo_free);
+ vmw_overlay_resume_all(dev_priv);
+
+ if (unlikely(ret != 0))
+ sou->buffer = NULL; /* vmw_dmabuf_init frees on error */
+ else
+ sou->buffer_size = size;
+
+ return ret;
+}
+
+static int vmw_sou_crtc_set_config(struct drm_mode_set *set)
+{
+ struct vmw_private *dev_priv;
+ struct vmw_screen_object_unit *sou;
+ struct drm_connector *connector;
+ struct drm_display_mode *mode;
+ struct drm_encoder *encoder;
+ struct vmw_framebuffer *vfb;
+ struct drm_framebuffer *fb;
+ struct drm_crtc *crtc;
+ int ret = 0;
+
+ if (!set)
+ return -EINVAL;
+
+ if (!set->crtc)
+ return -EINVAL;
+
+ /* get the sou */
+ crtc = set->crtc;
+ sou = vmw_crtc_to_sou(crtc);
+ vfb = set->fb ? vmw_framebuffer_to_vfb(set->fb) : NULL;
+ dev_priv = vmw_priv(crtc->dev);
+
+ if (set->num_connectors > 1) {
+ DRM_ERROR("to many connectors\n");
+ return -EINVAL;
+ }
+
+ if (set->num_connectors == 1 &&
+ set->connectors[0] != &sou->base.connector) {
+ DRM_ERROR("connector doesn't match %p %p\n",
+ set->connectors[0], &sou->base.connector);
+ return -EINVAL;
+ }
+
+ /* sou only supports one fb active at the time */
+ if (dev_priv->sou_priv->fb && vfb &&
+ !(dev_priv->sou_priv->num_active == 1 &&
+ !list_empty(&sou->active)) &&
+ dev_priv->sou_priv->fb != vfb) {
+ DRM_ERROR("Multiple framebuffers not supported\n");
+ return -EINVAL;
+ }
+
+ /* since they always map one to one these are safe */
+ connector = &sou->base.connector;
+ encoder = &sou->base.encoder;
+
+ /* should we turn the crtc off */
+ if (set->num_connectors == 0 || !set->mode || !set->fb) {
+ ret = vmw_sou_fifo_destroy(dev_priv, sou);
+ /* the hardware has hung don't do anything more */
+ if (unlikely(ret != 0))
+ return ret;
+
+ connector->encoder = NULL;
+ encoder->crtc = NULL;
+ crtc->fb = NULL;
+ crtc->x = 0;
+ crtc->y = 0;
+
+ vmw_sou_del_active(dev_priv, sou);
+
+ vmw_sou_backing_free(dev_priv, sou);
+
+ return 0;
+ }
+
+
+ /* we now know we want to set a mode */
+ mode = set->mode;
+ fb = set->fb;
+
+ if (set->x + mode->hdisplay > fb->width ||
+ set->y + mode->vdisplay > fb->height) {
+ DRM_ERROR("set outside of framebuffer\n");
+ return -EINVAL;
+ }
+
+ vmw_fb_off(dev_priv);
+
+ if (mode->hdisplay != crtc->mode.hdisplay ||
+ mode->vdisplay != crtc->mode.vdisplay) {
+ /* no need to check if depth is different, because backing
+ * store depth is forced to 4 by the device.
+ */
+
+ ret = vmw_sou_fifo_destroy(dev_priv, sou);
+ /* the hardware has hung don't do anything more */
+ if (unlikely(ret != 0))
+ return ret;
+
+ vmw_sou_backing_free(dev_priv, sou);
+ }
+
+ if (!sou->buffer) {
+ /* forced to depth 4 by the device */
+ size_t size = mode->hdisplay * mode->vdisplay * 4;
+ ret = vmw_sou_backing_alloc(dev_priv, sou, size);
+ if (unlikely(ret != 0))
+ return ret;
+ }
+
+ ret = vmw_sou_fifo_create(dev_priv, sou, set->x, set->y, mode);
+ if (unlikely(ret != 0)) {
+ /*
+ * We are in a bit of a situation here, the hardware has
+ * hung and we may or may not have a buffer hanging of
+ * the screen object, best thing to do is not do anything
+ * if we where defined, if not just turn the crtc of.
+ * Not what userspace wants but it needs to htfu.
+ */
+ if (sou->defined)
+ return ret;
+
+ connector->encoder = NULL;
+ encoder->crtc = NULL;
+ crtc->fb = NULL;
+ crtc->x = 0;
+ crtc->y = 0;
+
+ return ret;
+ }
+
+ vmw_sou_add_active(dev_priv, sou, vfb);
+
+ connector->encoder = encoder;
+ encoder->crtc = crtc;
+ crtc->mode = *mode;
+ crtc->fb = fb;
+ crtc->x = set->x;
+ crtc->y = set->y;
+
+ return 0;
+}
+
+static struct drm_crtc_funcs vmw_screen_object_crtc_funcs = {
+ .save = vmw_du_crtc_save,
+ .restore = vmw_du_crtc_restore,
+ .cursor_set = vmw_du_crtc_cursor_set,
+ .cursor_move = vmw_du_crtc_cursor_move,
+ .gamma_set = vmw_du_crtc_gamma_set,
+ .destroy = vmw_sou_crtc_destroy,
+ .set_config = vmw_sou_crtc_set_config,
+};
+
+/*
+ * Screen Object Display Unit encoder functions
+ */
+
+static void vmw_sou_encoder_destroy(struct drm_encoder *encoder)
+{
+ vmw_sou_destroy(vmw_encoder_to_sou(encoder));
+}
+
+static struct drm_encoder_funcs vmw_screen_object_encoder_funcs = {
+ .destroy = vmw_sou_encoder_destroy,
+};
+
+/*
+ * Screen Object Display Unit connector functions
+ */
+
+static void vmw_sou_connector_destroy(struct drm_connector *connector)
+{
+ vmw_sou_destroy(vmw_connector_to_sou(connector));
+}
+
+static struct drm_connector_funcs vmw_legacy_connector_funcs = {
+ .dpms = vmw_du_connector_dpms,
+ .save = vmw_du_connector_save,
+ .restore = vmw_du_connector_restore,
+ .detect = vmw_du_connector_detect,
+ .fill_modes = vmw_du_connector_fill_modes,
+ .set_property = vmw_du_connector_set_property,
+ .destroy = vmw_sou_connector_destroy,
+};
+
+static int vmw_sou_init(struct vmw_private *dev_priv, unsigned unit)
+{
+ struct vmw_screen_object_unit *sou;
+ struct drm_device *dev = dev_priv->dev;
+ struct drm_connector *connector;
+ struct drm_encoder *encoder;
+ struct drm_crtc *crtc;
+
+ sou = kzalloc(sizeof(*sou), GFP_KERNEL);
+ if (!sou)
+ return -ENOMEM;
+
+ sou->base.unit = unit;
+ crtc = &sou->base.crtc;
+ encoder = &sou->base.encoder;
+ connector = &sou->base.connector;
+
+ INIT_LIST_HEAD(&sou->active);
+
+ sou->base.pref_active = (unit == 0);
+ sou->base.pref_width = 800;
+ sou->base.pref_height = 600;
+ sou->base.pref_mode = NULL;
+
+ drm_connector_init(dev, connector, &vmw_legacy_connector_funcs,
+ DRM_MODE_CONNECTOR_LVDS);
+ connector->status = vmw_du_connector_detect(connector, true);
+
+ drm_encoder_init(dev, encoder, &vmw_screen_object_encoder_funcs,
+ DRM_MODE_ENCODER_LVDS);
+ drm_mode_connector_attach_encoder(connector, encoder);
+ encoder->possible_crtcs = (1 << unit);
+ encoder->possible_clones = 0;
+
+ drm_crtc_init(dev, crtc, &vmw_screen_object_crtc_funcs);
+
+ drm_mode_crtc_set_gamma_size(crtc, 256);
+
+ drm_connector_attach_property(connector,
+ dev->mode_config.dirty_info_property,
+ 1);
+
+ return 0;
+}
+
+int vmw_kms_init_screen_object_display(struct vmw_private *dev_priv)
+{
+ struct drm_device *dev = dev_priv->dev;
+ int i;
+ int ret;
+
+ if (dev_priv->sou_priv) {
+ DRM_INFO("sou system already on\n");
+ return -EINVAL;
+ }
+
+ if (!(dev_priv->fifo.capabilities & SVGA_FIFO_CAP_SCREEN_OBJECT_2)) {
+ DRM_INFO("Not using screen objects,"
+ " missing cap SCREEN_OBJECT_2\n");
+ return -ENOSYS;
+ }
+
+ ret = -ENOMEM;
+ dev_priv->sou_priv = kmalloc(sizeof(*dev_priv->sou_priv), GFP_KERNEL);
+ if (unlikely(!dev_priv->sou_priv))
+ goto err_no_mem;
+
+ INIT_LIST_HEAD(&dev_priv->sou_priv->active);
+ dev_priv->sou_priv->num_active = 0;
+ dev_priv->sou_priv->last_num_active = 0;
+ dev_priv->sou_priv->fb = NULL;
+
+ ret = drm_vblank_init(dev, VMWGFX_NUM_DISPLAY_UNITS);
+ if (unlikely(ret != 0))
+ goto err_free;
+
+ ret = drm_mode_create_dirty_info_property(dev_priv->dev);
+ if (unlikely(ret != 0))
+ goto err_vblank_cleanup;
+
+ for (i = 0; i < VMWGFX_NUM_DISPLAY_UNITS; ++i)
+ vmw_sou_init(dev_priv, i);
+
+ DRM_INFO("Screen objects system initialized\n");
+
+ return 0;
+
+err_vblank_cleanup:
+ drm_vblank_cleanup(dev);
+err_free:
+ kfree(dev_priv->sou_priv);
+err_no_mem:
+ return ret;
+}
+
+int vmw_kms_close_screen_object_display(struct vmw_private *dev_priv)
+{
+ struct drm_device *dev = dev_priv->dev;
+
+ drm_vblank_cleanup(dev);
+ if (!dev_priv->sou_priv)
+ return -ENOSYS;
+
+ if (!list_empty(&dev_priv->sou_priv->active))
+ DRM_ERROR("Still have active outputs when unloading driver");
+
+ kfree(dev_priv->sou_priv);
+
+ return 0;
+}
diff --git a/include/drm/exynos_drm.h b/include/drm/exynos_drm.h
new file mode 100644
index 0000000..874c4d2
--- /dev/null
+++ b/include/drm/exynos_drm.h
@@ -0,0 +1,104 @@
+/* exynos_drm.h
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Authors:
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _EXYNOS_DRM_H_
+#define _EXYNOS_DRM_H_
+
+/**
+ * User-desired buffer creation information structure.
+ *
+ * @size: requested size for the object.
+ * - this size value would be page-aligned internally.
+ * @flags: user request for setting memory type or cache attributes.
+ * @handle: returned handle for the object.
+ */
+struct drm_exynos_gem_create {
+ unsigned int size;
+ unsigned int flags;
+ unsigned int handle;
+};
+
+/**
+ * A structure for getting buffer offset.
+ *
+ * @handle: a pointer to gem object created.
+ * @pad: just padding to be 64-bit aligned.
+ * @offset: relatived offset value of the memory region allocated.
+ * - this value should be set by user.
+ */
+struct drm_exynos_gem_map_off {
+ unsigned int handle;
+ unsigned int pad;
+ uint64_t offset;
+};
+
+/**
+ * A structure for mapping buffer.
+ *
+ * @handle: a handle to gem object created.
+ * @size: memory size to be mapped.
+ * @mapped: having user virtual address mmaped.
+ * - this variable would be filled by exynos gem module
+ * of kernel side with user virtual address which is allocated
+ * by do_mmap().
+ */
+struct drm_exynos_gem_mmap {
+ unsigned int handle;
+ unsigned int size;
+ uint64_t mapped;
+};
+
+#define DRM_EXYNOS_GEM_CREATE 0x00
+#define DRM_EXYNOS_GEM_MAP_OFFSET 0x01
+#define DRM_EXYNOS_GEM_MMAP 0x02
+
+#define DRM_IOCTL_EXYNOS_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + \
+ DRM_EXYNOS_GEM_CREATE, struct drm_exynos_gem_create)
+
+#define DRM_IOCTL_EXYNOS_GEM_MAP_OFFSET DRM_IOWR(DRM_COMMAND_BASE + \
+ DRM_EXYNOS_GEM_MAP_OFFSET, struct drm_exynos_gem_map_off)
+
+#define DRM_IOCTL_EXYNOS_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + \
+ DRM_EXYNOS_GEM_MMAP, struct drm_exynos_gem_mmap)
+
+/**
+ * Platform Specific Structure for DRM based FIMD.
+ *
+ * @timing: default video mode for initializing
+ * @default_win: default window layer number to be used for UI.
+ * @bpp: default bit per pixel.
+ */
+struct exynos_drm_fimd_pdata {
+ struct fb_videomode timing;
+ u32 vidcon0;
+ u32 vidcon1;
+ unsigned int default_win;
+ unsigned int bpp;
+};
+
+#endif
diff --git a/include/drm/vmwgfx_drm.h b/include/drm/vmwgfx_drm.h
index 29cd9cf..cd7cd81 100644
--- a/include/drm/vmwgfx_drm.h
+++ b/include/drm/vmwgfx_drm.h
@@ -52,6 +52,8 @@
#define DRM_VMW_FENCE_SIGNALED 15
#define DRM_VMW_FENCE_UNREF 16
#define DRM_VMW_FENCE_EVENT 17
+#define DRM_VMW_PRESENT 18
+#define DRM_VMW_PRESENT_READBACK 19
/*************************************************************************/
@@ -681,5 +683,109 @@
};
+/*************************************************************************/
+/**
+ * DRM_VMW_FENCE_EVENT
+ *
+ * Queues an event on a fence to be delivered on the drm character device
+ * when the fence has signaled the DRM_VMW_FENCE_FLAG_EXEC flag.
+ * Optionally the approximate time when the fence signaled is
+ * given by the event.
+ */
+/*
+ * The event type
+ */
+#define DRM_VMW_EVENT_FENCE_SIGNALED 0x80000000
+
+struct drm_vmw_event_fence {
+ struct drm_event base;
+ uint64_t user_data;
+ uint32_t tv_sec;
+ uint32_t tv_usec;
+};
+
+/*
+ * Flags that may be given to the command.
+ */
+/* Request fence signaled time on the event. */
+#define DRM_VMW_FE_FLAG_REQ_TIME (1 << 0)
+
+/**
+ * struct drm_vmw_fence_event_arg
+ *
+ * @fence_rep: Pointer to fence_rep structure cast to uint64_t or 0 if
+ * the fence is not supposed to be referenced by user-space.
+ * @user_info: Info to be delivered with the event.
+ * @handle: Attach the event to this fence only.
+ * @flags: A set of flags as defined above.
+ */
+struct drm_vmw_fence_event_arg {
+ uint64_t fence_rep;
+ uint64_t user_data;
+ uint32_t handle;
+ uint32_t flags;
+};
+
+
+/*************************************************************************/
+/**
+ * DRM_VMW_PRESENT
+ *
+ * Executes an SVGA present on a given fb for a given surface. The surface
+ * is placed on the framebuffer. Cliprects are given relative to the given
+ * point (the point disignated by dest_{x|y}).
+ *
+ */
+
+/**
+ * struct drm_vmw_present_arg
+ * @fb_id: framebuffer id to present / read back from.
+ * @sid: Surface id to present from.
+ * @dest_x: X placement coordinate for surface.
+ * @dest_y: Y placement coordinate for surface.
+ * @clips_ptr: Pointer to an array of clip rects cast to an uint64_t.
+ * @num_clips: Number of cliprects given relative to the framebuffer origin,
+ * in the same coordinate space as the frame buffer.
+ * @pad64: Unused 64-bit padding.
+ *
+ * Input argument to the DRM_VMW_PRESENT ioctl.
+ */
+
+struct drm_vmw_present_arg {
+ uint32_t fb_id;
+ uint32_t sid;
+ int32_t dest_x;
+ int32_t dest_y;
+ uint64_t clips_ptr;
+ uint32_t num_clips;
+ uint32_t pad64;
+};
+
+
+/*************************************************************************/
+/**
+ * DRM_VMW_PRESENT_READBACK
+ *
+ * Executes an SVGA present readback from a given fb to the dma buffer
+ * currently bound as the fb. If there is no dma buffer bound to the fb,
+ * an error will be returned.
+ *
+ */
+
+/**
+ * struct drm_vmw_present_arg
+ * @fb_id: fb_id to present / read back from.
+ * @num_clips: Number of cliprects.
+ * @clips_ptr: Pointer to an array of clip rects cast to an uint64_t.
+ * @fence_rep: Pointer to a struct drm_vmw_fence_rep, cast to an uint64_t.
+ * If this member is NULL, then the ioctl should not return a fence.
+ */
+
+struct drm_vmw_present_readback_arg {
+ uint32_t fb_id;
+ uint32_t num_clips;
+ uint64_t clips_ptr;
+ uint64_t fence_rep;
+};
#endif