Merge branch 'drm-fixes-4.0' of git://people.freedesktop.org/~agd5f/linux into drm-fixes
single radeon fix.
* 'drm-fixes-4.0' of git://people.freedesktop.org/~agd5f/linux:
drm/radeon: drop ttm two ended allocation
diff --git a/Makefile b/Makefile
index 1100ff3..e734965 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 4
PATCHLEVEL = 0
SUBLEVEL = 0
-EXTRAVERSION = -rc3
+EXTRAVERSION = -rc4
NAME = Hurr durr I'ma sheep
# *DOCUMENTATION*
diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c
index 4ad6e47..9de3412 100644
--- a/arch/arm/mach-imx/mach-imx6q.c
+++ b/arch/arm/mach-imx/mach-imx6q.c
@@ -211,8 +211,9 @@
* set bit IOMUXC_GPR1[21]. Or the PTP clock must be from pad
* (external OSC), and we need to clear the bit.
*/
- clksel = ptp_clk == enet_ref ? IMX6Q_GPR1_ENET_CLK_SEL_ANATOP :
- IMX6Q_GPR1_ENET_CLK_SEL_PAD;
+ clksel = clk_is_match(ptp_clk, enet_ref) ?
+ IMX6Q_GPR1_ENET_CLK_SEL_ANATOP :
+ IMX6Q_GPR1_ENET_CLK_SEL_PAD;
gpr = syscon_regmap_lookup_by_compatible("fsl,imx6q-iomuxc-gpr");
if (!IS_ERR(gpr))
regmap_update_bits(gpr, IOMUXC_GPR1,
diff --git a/drivers/clk/clk-divider.c b/drivers/clk/clk-divider.c
index db7f8bc..25006a8 100644
--- a/drivers/clk/clk-divider.c
+++ b/drivers/clk/clk-divider.c
@@ -144,12 +144,6 @@
divider->flags);
}
-/*
- * The reverse of DIV_ROUND_UP: The maximum number which
- * divided by m is r
- */
-#define MULT_ROUND_UP(r, m) ((r) * (m) + (m) - 1)
-
static bool _is_valid_table_div(const struct clk_div_table *table,
unsigned int div)
{
@@ -225,19 +219,24 @@
unsigned long parent_rate, unsigned long rate,
unsigned long flags)
{
- int up, down, div;
+ int up, down;
+ unsigned long up_rate, down_rate;
- up = down = div = DIV_ROUND_CLOSEST(parent_rate, rate);
+ up = DIV_ROUND_UP(parent_rate, rate);
+ down = parent_rate / rate;
if (flags & CLK_DIVIDER_POWER_OF_TWO) {
- up = __roundup_pow_of_two(div);
- down = __rounddown_pow_of_two(div);
+ up = __roundup_pow_of_two(up);
+ down = __rounddown_pow_of_two(down);
} else if (table) {
- up = _round_up_table(table, div);
- down = _round_down_table(table, div);
+ up = _round_up_table(table, up);
+ down = _round_down_table(table, down);
}
- return (up - div) <= (div - down) ? up : down;
+ up_rate = DIV_ROUND_UP(parent_rate, up);
+ down_rate = DIV_ROUND_UP(parent_rate, down);
+
+ return (rate - up_rate) <= (down_rate - rate) ? up : down;
}
static int _div_round(const struct clk_div_table *table,
@@ -313,7 +312,7 @@
return i;
}
parent_rate = __clk_round_rate(__clk_get_parent(hw->clk),
- MULT_ROUND_UP(rate, i));
+ rate * i);
now = DIV_ROUND_UP(parent_rate, i);
if (_is_best_div(rate, now, best, flags)) {
bestdiv = i;
@@ -353,7 +352,7 @@
bestdiv = readl(divider->reg) >> divider->shift;
bestdiv &= div_mask(divider->width);
bestdiv = _get_div(divider->table, bestdiv, divider->flags);
- return bestdiv;
+ return DIV_ROUND_UP(*prate, bestdiv);
}
return divider_round_rate(hw, rate, prate, divider->table,
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index eb01529..237f23f 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -1350,7 +1350,6 @@
return rate;
}
-EXPORT_SYMBOL_GPL(clk_core_get_rate);
/**
* clk_get_rate - return the rate of clk
@@ -2171,6 +2170,32 @@
}
/**
+ * clk_is_match - check if two clk's point to the same hardware clock
+ * @p: clk compared against q
+ * @q: clk compared against p
+ *
+ * Returns true if the two struct clk pointers both point to the same hardware
+ * clock node. Put differently, returns true if struct clk *p and struct clk *q
+ * share the same struct clk_core object.
+ *
+ * Returns false otherwise. Note that two NULL clks are treated as matching.
+ */
+bool clk_is_match(const struct clk *p, const struct clk *q)
+{
+ /* trivial case: identical struct clk's or both NULL */
+ if (p == q)
+ return true;
+
+ /* true if clk->core pointers match. Avoid derefing garbage */
+ if (!IS_ERR_OR_NULL(p) && !IS_ERR_OR_NULL(q))
+ if (p->core == q->core)
+ return true;
+
+ return false;
+}
+EXPORT_SYMBOL_GPL(clk_is_match);
+
+/**
* __clk_init - initialize the data structures in a struct clk
* @dev: device initializing this clk, placeholder for now
* @clk: clk being initialized
diff --git a/drivers/clk/qcom/gcc-msm8960.c b/drivers/clk/qcom/gcc-msm8960.c
index b0b562b..e60feff 100644
--- a/drivers/clk/qcom/gcc-msm8960.c
+++ b/drivers/clk/qcom/gcc-msm8960.c
@@ -48,6 +48,17 @@
},
};
+static struct clk_regmap pll4_vote = {
+ .enable_reg = 0x34c0,
+ .enable_mask = BIT(4),
+ .hw.init = &(struct clk_init_data){
+ .name = "pll4_vote",
+ .parent_names = (const char *[]){ "pll4" },
+ .num_parents = 1,
+ .ops = &clk_pll_vote_ops,
+ },
+};
+
static struct clk_pll pll8 = {
.l_reg = 0x3144,
.m_reg = 0x3148,
@@ -3023,6 +3034,7 @@
static struct clk_regmap *gcc_msm8960_clks[] = {
[PLL3] = &pll3.clkr,
+ [PLL4_VOTE] = &pll4_vote,
[PLL8] = &pll8.clkr,
[PLL8_VOTE] = &pll8_vote,
[PLL14] = &pll14.clkr,
@@ -3247,6 +3259,7 @@
static struct clk_regmap *gcc_apq8064_clks[] = {
[PLL3] = &pll3.clkr,
+ [PLL4_VOTE] = &pll4_vote,
[PLL8] = &pll8.clkr,
[PLL8_VOTE] = &pll8_vote,
[PLL14] = &pll14.clkr,
diff --git a/drivers/clk/qcom/lcc-ipq806x.c b/drivers/clk/qcom/lcc-ipq806x.c
index 121ffde..c9ff27b 100644
--- a/drivers/clk/qcom/lcc-ipq806x.c
+++ b/drivers/clk/qcom/lcc-ipq806x.c
@@ -462,7 +462,6 @@
.remove = lcc_ipq806x_remove,
.driver = {
.name = "lcc-ipq806x",
- .owner = THIS_MODULE,
.of_match_table = lcc_ipq806x_match_table,
},
};
diff --git a/drivers/clk/qcom/lcc-msm8960.c b/drivers/clk/qcom/lcc-msm8960.c
index a75a408..e2c8632 100644
--- a/drivers/clk/qcom/lcc-msm8960.c
+++ b/drivers/clk/qcom/lcc-msm8960.c
@@ -417,8 +417,8 @@
.mnctr_en_bit = 8,
.mnctr_reset_bit = 7,
.mnctr_mode_shift = 5,
- .n_val_shift = 16,
- .m_val_shift = 16,
+ .n_val_shift = 24,
+ .m_val_shift = 8,
.width = 8,
},
.p = {
@@ -547,7 +547,7 @@
return PTR_ERR(regmap);
/* Use the correct frequency plan depending on speed of PLL4 */
- val = regmap_read(regmap, 0x4, &val);
+ regmap_read(regmap, 0x4, &val);
if (val == 0x12) {
slimbus_src.freq_tbl = clk_tbl_aif_osr_492;
mi2s_osr_src.freq_tbl = clk_tbl_aif_osr_492;
@@ -574,7 +574,6 @@
.remove = lcc_msm8960_remove,
.driver = {
.name = "lcc-msm8960",
- .owner = THIS_MODULE,
.of_match_table = lcc_msm8960_match_table,
},
};
diff --git a/drivers/clk/ti/fapll.c b/drivers/clk/ti/fapll.c
index 6ef8963..d216406 100644
--- a/drivers/clk/ti/fapll.c
+++ b/drivers/clk/ti/fapll.c
@@ -84,7 +84,7 @@
struct fapll_data *fd = to_fapll(hw);
u32 v = readl_relaxed(fd->base);
- v |= (1 << FAPLL_MAIN_PLLEN);
+ v |= FAPLL_MAIN_PLLEN;
writel_relaxed(v, fd->base);
return 0;
@@ -95,7 +95,7 @@
struct fapll_data *fd = to_fapll(hw);
u32 v = readl_relaxed(fd->base);
- v &= ~(1 << FAPLL_MAIN_PLLEN);
+ v &= ~FAPLL_MAIN_PLLEN;
writel_relaxed(v, fd->base);
}
@@ -104,7 +104,7 @@
struct fapll_data *fd = to_fapll(hw);
u32 v = readl_relaxed(fd->base);
- return v & (1 << FAPLL_MAIN_PLLEN);
+ return v & FAPLL_MAIN_PLLEN;
}
static unsigned long ti_fapll_recalc_rate(struct clk_hw *hw,
diff --git a/drivers/gpu/drm/exynos/Kconfig b/drivers/gpu/drm/exynos/Kconfig
index a5e7461..0a67803 100644
--- a/drivers/gpu/drm/exynos/Kconfig
+++ b/drivers/gpu/drm/exynos/Kconfig
@@ -50,7 +50,7 @@
config DRM_EXYNOS_DP
bool "EXYNOS DRM DP driver support"
- depends on (DRM_EXYNOS_FIMD || DRM_EXYNOS7DECON) && ARCH_EXYNOS && (DRM_PTN3460=n || DRM_PTN3460=y || DRM_PTN3460=DRM_EXYNOS)
+ depends on (DRM_EXYNOS_FIMD || DRM_EXYNOS7_DECON) && ARCH_EXYNOS && (DRM_PTN3460=n || DRM_PTN3460=y || DRM_PTN3460=DRM_EXYNOS)
default DRM_EXYNOS
select DRM_PANEL
help
diff --git a/drivers/gpu/drm/exynos/exynos7_drm_decon.c b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
index 63f02e2..9700461 100644
--- a/drivers/gpu/drm/exynos/exynos7_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
@@ -888,8 +888,8 @@
of_node_put(i80_if_timings);
ctx->regs = of_iomap(dev->of_node, 0);
- if (IS_ERR(ctx->regs)) {
- ret = PTR_ERR(ctx->regs);
+ if (!ctx->regs) {
+ ret = -ENOMEM;
goto err_del_component;
}
diff --git a/drivers/gpu/drm/exynos/exynos_drm_connector.c b/drivers/gpu/drm/exynos/exynos_drm_connector.c
deleted file mode 100644
index ba9b3d5..0000000
--- a/drivers/gpu/drm/exynos/exynos_drm_connector.c
+++ /dev/null
@@ -1,245 +0,0 @@
-/*
- * 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>
- *
- * 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 <drm/drmP.h>
-#include <drm/drm_crtc_helper.h>
-
-#include <drm/exynos_drm.h>
-#include "exynos_drm_drv.h"
-#include "exynos_drm_encoder.h"
-#include "exynos_drm_connector.h"
-
-#define to_exynos_connector(x) container_of(x, struct exynos_drm_connector,\
- drm_connector)
-
-struct exynos_drm_connector {
- struct drm_connector drm_connector;
- uint32_t encoder_id;
- struct exynos_drm_display *display;
-};
-
-static int exynos_drm_connector_get_modes(struct drm_connector *connector)
-{
- struct exynos_drm_connector *exynos_connector =
- to_exynos_connector(connector);
- struct exynos_drm_display *display = exynos_connector->display;
- struct edid *edid = NULL;
- unsigned int count = 0;
- int ret;
-
- /*
- * 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->ops->get_edid) {
- edid = display->ops->get_edid(display, connector);
- if (IS_ERR_OR_NULL(edid)) {
- ret = PTR_ERR(edid);
- edid = NULL;
- DRM_ERROR("Panel operation get_edid failed %d\n", ret);
- goto out;
- }
-
- count = drm_add_edid_modes(connector, edid);
- if (!count) {
- DRM_ERROR("Add edid modes failed %d\n", count);
- goto out;
- }
-
- drm_mode_connector_update_edid_property(connector, edid);
- } else {
- struct exynos_drm_panel_info *panel;
- struct drm_display_mode *mode = drm_mode_create(connector->dev);
- if (!mode) {
- DRM_ERROR("failed to create a new display mode.\n");
- return 0;
- }
-
- if (display->ops->get_panel)
- panel = display->ops->get_panel(display);
- else {
- drm_mode_destroy(connector->dev, mode);
- return 0;
- }
-
- drm_display_mode_from_videomode(&panel->vm, mode);
- mode->width_mm = panel->width_mm;
- mode->height_mm = panel->height_mm;
- connector->display_info.width_mm = mode->width_mm;
- connector->display_info.height_mm = mode->height_mm;
-
- mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
- drm_mode_set_name(mode);
- drm_mode_probed_add(connector, mode);
-
- count = 1;
- }
-
-out:
- kfree(edid);
- return count;
-}
-
-static int exynos_drm_connector_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
-{
- struct exynos_drm_connector *exynos_connector =
- to_exynos_connector(connector);
- struct exynos_drm_display *display = exynos_connector->display;
- int ret = MODE_BAD;
-
- DRM_DEBUG_KMS("%s\n", __FILE__);
-
- if (display->ops->check_mode)
- if (!display->ops->check_mode(display, mode))
- ret = MODE_OK;
-
- return ret;
-}
-
-static struct drm_encoder *exynos_drm_best_encoder(
- struct drm_connector *connector)
-{
- struct drm_device *dev = connector->dev;
- struct exynos_drm_connector *exynos_connector =
- to_exynos_connector(connector);
- return drm_encoder_find(dev, exynos_connector->encoder_id);
-}
-
-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,
-};
-
-static int exynos_drm_connector_fill_modes(struct drm_connector *connector,
- unsigned int max_width, unsigned int max_height)
-{
- struct exynos_drm_connector *exynos_connector =
- to_exynos_connector(connector);
- struct exynos_drm_display *display = exynos_connector->display;
- unsigned int width, height;
-
- width = max_width;
- height = max_height;
-
- /*
- * if specific driver want to find desired_mode using maxmum
- * resolution then get max width and height from that driver.
- */
- if (display->ops->get_max_resol)
- display->ops->get_max_resol(display, &width, &height);
-
- return drm_helper_probe_single_connector_modes(connector, width,
- height);
-}
-
-/* get detection status of display device. */
-static enum drm_connector_status
-exynos_drm_connector_detect(struct drm_connector *connector, bool force)
-{
- struct exynos_drm_connector *exynos_connector =
- to_exynos_connector(connector);
- struct exynos_drm_display *display = exynos_connector->display;
- enum drm_connector_status status = connector_status_disconnected;
-
- if (display->ops->is_connected) {
- if (display->ops->is_connected(display))
- 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_connector_unregister(connector);
- drm_connector_cleanup(connector);
- kfree(exynos_connector);
-}
-
-static struct drm_connector_funcs exynos_connector_funcs = {
- .dpms = drm_helper_connector_dpms,
- .fill_modes = exynos_drm_connector_fill_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_display *display = exynos_drm_get_display(encoder);
- struct drm_connector *connector;
- int type;
- int err;
-
- exynos_connector = kzalloc(sizeof(*exynos_connector), GFP_KERNEL);
- if (!exynos_connector)
- return NULL;
-
- connector = &exynos_connector->drm_connector;
-
- switch (display->type) {
- case EXYNOS_DISPLAY_TYPE_HDMI:
- type = DRM_MODE_CONNECTOR_HDMIA;
- connector->interlace_allowed = true;
- connector->polled = DRM_CONNECTOR_POLL_HPD;
- break;
- case EXYNOS_DISPLAY_TYPE_VIDI:
- type = DRM_MODE_CONNECTOR_VIRTUAL;
- connector->polled = DRM_CONNECTOR_POLL_HPD;
- 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_connector_register(connector);
- if (err)
- goto err_connector;
-
- exynos_connector->encoder_id = encoder->base.id;
- exynos_connector->display = display;
- connector->dpms = DRM_MODE_DPMS_OFF;
- 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_connector_unregister(connector);
-err_connector:
- drm_connector_cleanup(connector);
- kfree(exynos_connector);
- return NULL;
-}
diff --git a/drivers/gpu/drm/exynos/exynos_drm_connector.h b/drivers/gpu/drm/exynos/exynos_drm_connector.h
deleted file mode 100644
index 4eb20d7..0000000
--- a/drivers/gpu/drm/exynos/exynos_drm_connector.h
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * 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>
- *
- * 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.
- */
-
-#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_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index 925fc69..c300e22 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -284,14 +284,9 @@
}
}
-static int fimd_ctx_initialize(struct fimd_context *ctx,
+static int fimd_iommu_attach_devices(struct fimd_context *ctx,
struct drm_device *drm_dev)
{
- struct exynos_drm_private *priv;
- priv = drm_dev->dev_private;
-
- ctx->drm_dev = drm_dev;
- ctx->pipe = priv->pipe++;
/* attach this sub driver to iommu mapping if supported. */
if (is_drm_iommu_supported(ctx->drm_dev)) {
@@ -313,7 +308,7 @@
return 0;
}
-static void fimd_ctx_remove(struct fimd_context *ctx)
+static void fimd_iommu_detach_devices(struct fimd_context *ctx)
{
/* detach this sub driver from iommu mapping if supported. */
if (is_drm_iommu_supported(ctx->drm_dev))
@@ -1056,25 +1051,23 @@
{
struct fimd_context *ctx = dev_get_drvdata(dev);
struct drm_device *drm_dev = data;
+ struct exynos_drm_private *priv = drm_dev->dev_private;
int ret;
- ret = fimd_ctx_initialize(ctx, drm_dev);
- if (ret) {
- DRM_ERROR("fimd_ctx_initialize failed.\n");
- return ret;
- }
+ ctx->drm_dev = drm_dev;
+ ctx->pipe = priv->pipe++;
ctx->crtc = exynos_drm_crtc_create(drm_dev, ctx->pipe,
EXYNOS_DISPLAY_TYPE_LCD,
&fimd_crtc_ops, ctx);
- if (IS_ERR(ctx->crtc)) {
- fimd_ctx_remove(ctx);
- return PTR_ERR(ctx->crtc);
- }
if (ctx->display)
exynos_drm_create_enc_conn(drm_dev, ctx->display);
+ ret = fimd_iommu_attach_devices(ctx, drm_dev);
+ if (ret)
+ return ret;
+
return 0;
}
@@ -1086,10 +1079,10 @@
fimd_dpms(ctx->crtc, DRM_MODE_DPMS_OFF);
+ fimd_iommu_detach_devices(ctx);
+
if (ctx->display)
exynos_dpi_remove(ctx->display);
-
- fimd_ctx_remove(ctx);
}
static const struct component_ops fimd_component_ops = {
diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c
index a561687..8ad5b72 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_plane.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c
@@ -175,7 +175,7 @@
struct exynos_drm_plane *exynos_plane = to_exynos_plane(plane);
struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(plane->crtc);
- if (exynos_crtc->ops->win_disable)
+ if (exynos_crtc && exynos_crtc->ops->win_disable)
exynos_crtc->ops->win_disable(exynos_crtc,
exynos_plane->zpos);
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
index 29bd539..6efa8f3 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
@@ -340,11 +340,13 @@
/* switch mmio to cpu's native endianness */
#ifndef __BIG_ENDIAN
- if (ioread32_native(map + 0x000004) != 0x00000000)
+ if (ioread32_native(map + 0x000004) != 0x00000000) {
#else
- if (ioread32_native(map + 0x000004) == 0x00000000)
+ if (ioread32_native(map + 0x000004) == 0x00000000) {
#endif
iowrite32_native(0x01000001, map + 0x000004);
+ ioread32_native(map);
+ }
/* read boot0 and strapping information */
boot0 = ioread32_native(map + 0x000000);
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/gm100.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/gm100.c
index 539561e..108d048 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/gm100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/gm100.c
@@ -142,6 +142,49 @@
device->oclass[NVDEV_ENGINE_MSPPP ] = &gf100_msppp_oclass;
#endif
break;
+ case 0x126:
+ device->cname = "GM206";
+ device->oclass[NVDEV_SUBDEV_VBIOS ] = &nvkm_bios_oclass;
+ device->oclass[NVDEV_SUBDEV_GPIO ] = gk104_gpio_oclass;
+ device->oclass[NVDEV_SUBDEV_I2C ] = gm204_i2c_oclass;
+ device->oclass[NVDEV_SUBDEV_FUSE ] = &gm107_fuse_oclass;
+#if 0
+ /* looks to be some non-trivial changes */
+ device->oclass[NVDEV_SUBDEV_CLK ] = &gk104_clk_oclass;
+ /* priv ring says no to 0x10eb14 writes */
+ device->oclass[NVDEV_SUBDEV_THERM ] = &gm107_therm_oclass;
+#endif
+ device->oclass[NVDEV_SUBDEV_MXM ] = &nv50_mxm_oclass;
+ device->oclass[NVDEV_SUBDEV_DEVINIT] = gm204_devinit_oclass;
+ device->oclass[NVDEV_SUBDEV_MC ] = gk20a_mc_oclass;
+ device->oclass[NVDEV_SUBDEV_BUS ] = gf100_bus_oclass;
+ device->oclass[NVDEV_SUBDEV_TIMER ] = &gk20a_timer_oclass;
+ device->oclass[NVDEV_SUBDEV_FB ] = gm107_fb_oclass;
+ device->oclass[NVDEV_SUBDEV_LTC ] = gm107_ltc_oclass;
+ device->oclass[NVDEV_SUBDEV_IBUS ] = &gk104_ibus_oclass;
+ device->oclass[NVDEV_SUBDEV_INSTMEM] = nv50_instmem_oclass;
+ device->oclass[NVDEV_SUBDEV_MMU ] = &gf100_mmu_oclass;
+ device->oclass[NVDEV_SUBDEV_BAR ] = &gf100_bar_oclass;
+ device->oclass[NVDEV_SUBDEV_PMU ] = gk208_pmu_oclass;
+#if 0
+ device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass;
+#endif
+ device->oclass[NVDEV_ENGINE_DMAOBJ ] = gf110_dmaeng_oclass;
+#if 0
+ device->oclass[NVDEV_ENGINE_FIFO ] = gk208_fifo_oclass;
+ device->oclass[NVDEV_ENGINE_SW ] = gf100_sw_oclass;
+ device->oclass[NVDEV_ENGINE_GR ] = gm107_gr_oclass;
+#endif
+ device->oclass[NVDEV_ENGINE_DISP ] = gm204_disp_oclass;
+#if 0
+ device->oclass[NVDEV_ENGINE_CE0 ] = &gm204_ce0_oclass;
+ device->oclass[NVDEV_ENGINE_CE1 ] = &gm204_ce1_oclass;
+ device->oclass[NVDEV_ENGINE_CE2 ] = &gm204_ce2_oclass;
+ device->oclass[NVDEV_ENGINE_MSVLD ] = &gk104_msvld_oclass;
+ device->oclass[NVDEV_ENGINE_MSPDEC ] = &gk104_mspdec_oclass;
+ device->oclass[NVDEV_ENGINE_MSPPP ] = &gf100_msppp_oclass;
+#endif
+ break;
default:
nv_fatal(device, "unknown Maxwell chipset\n");
return -EINVAL;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv04.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv04.c
index b038b6e..043e429 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv04.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv04.c
@@ -502,72 +502,57 @@
{
struct nvkm_device *device = nv_device(subdev);
struct nv04_fifo_priv *priv = (void *)subdev;
- uint32_t status, reassign;
- int cnt = 0;
+ u32 mask = nv_rd32(priv, NV03_PFIFO_INTR_EN_0);
+ u32 stat = nv_rd32(priv, NV03_PFIFO_INTR_0) & mask;
+ u32 reassign, chid, get, sem;
reassign = nv_rd32(priv, NV03_PFIFO_CACHES) & 1;
- while ((status = nv_rd32(priv, NV03_PFIFO_INTR_0)) && (cnt++ < 100)) {
- uint32_t chid, get;
+ nv_wr32(priv, NV03_PFIFO_CACHES, 0);
- nv_wr32(priv, NV03_PFIFO_CACHES, 0);
+ chid = nv_rd32(priv, NV03_PFIFO_CACHE1_PUSH1) & priv->base.max;
+ get = nv_rd32(priv, NV03_PFIFO_CACHE1_GET);
- chid = nv_rd32(priv, NV03_PFIFO_CACHE1_PUSH1) & priv->base.max;
- get = nv_rd32(priv, NV03_PFIFO_CACHE1_GET);
-
- if (status & NV_PFIFO_INTR_CACHE_ERROR) {
- nv04_fifo_cache_error(device, priv, chid, get);
- status &= ~NV_PFIFO_INTR_CACHE_ERROR;
- }
-
- if (status & NV_PFIFO_INTR_DMA_PUSHER) {
- nv04_fifo_dma_pusher(device, priv, chid);
- status &= ~NV_PFIFO_INTR_DMA_PUSHER;
- }
-
- if (status & NV_PFIFO_INTR_SEMAPHORE) {
- uint32_t sem;
-
- status &= ~NV_PFIFO_INTR_SEMAPHORE;
- nv_wr32(priv, NV03_PFIFO_INTR_0,
- NV_PFIFO_INTR_SEMAPHORE);
-
- sem = nv_rd32(priv, NV10_PFIFO_CACHE1_SEMAPHORE);
- nv_wr32(priv, NV10_PFIFO_CACHE1_SEMAPHORE, sem | 0x1);
-
- nv_wr32(priv, NV03_PFIFO_CACHE1_GET, get + 4);
- nv_wr32(priv, NV04_PFIFO_CACHE1_PULL0, 1);
- }
-
- if (device->card_type == NV_50) {
- if (status & 0x00000010) {
- status &= ~0x00000010;
- nv_wr32(priv, 0x002100, 0x00000010);
- }
-
- if (status & 0x40000000) {
- nv_wr32(priv, 0x002100, 0x40000000);
- nvkm_fifo_uevent(&priv->base);
- status &= ~0x40000000;
- }
- }
-
- if (status) {
- nv_warn(priv, "unknown intr 0x%08x, ch %d\n",
- status, chid);
- nv_wr32(priv, NV03_PFIFO_INTR_0, status);
- status = 0;
- }
-
- nv_wr32(priv, NV03_PFIFO_CACHES, reassign);
+ if (stat & NV_PFIFO_INTR_CACHE_ERROR) {
+ nv04_fifo_cache_error(device, priv, chid, get);
+ stat &= ~NV_PFIFO_INTR_CACHE_ERROR;
}
- if (status) {
- nv_error(priv, "still angry after %d spins, halt\n", cnt);
- nv_wr32(priv, 0x002140, 0);
- nv_wr32(priv, 0x000140, 0);
+ if (stat & NV_PFIFO_INTR_DMA_PUSHER) {
+ nv04_fifo_dma_pusher(device, priv, chid);
+ stat &= ~NV_PFIFO_INTR_DMA_PUSHER;
}
- nv_wr32(priv, 0x000100, 0x00000100);
+ if (stat & NV_PFIFO_INTR_SEMAPHORE) {
+ stat &= ~NV_PFIFO_INTR_SEMAPHORE;
+ nv_wr32(priv, NV03_PFIFO_INTR_0, NV_PFIFO_INTR_SEMAPHORE);
+
+ sem = nv_rd32(priv, NV10_PFIFO_CACHE1_SEMAPHORE);
+ nv_wr32(priv, NV10_PFIFO_CACHE1_SEMAPHORE, sem | 0x1);
+
+ nv_wr32(priv, NV03_PFIFO_CACHE1_GET, get + 4);
+ nv_wr32(priv, NV04_PFIFO_CACHE1_PULL0, 1);
+ }
+
+ if (device->card_type == NV_50) {
+ if (stat & 0x00000010) {
+ stat &= ~0x00000010;
+ nv_wr32(priv, 0x002100, 0x00000010);
+ }
+
+ if (stat & 0x40000000) {
+ nv_wr32(priv, 0x002100, 0x40000000);
+ nvkm_fifo_uevent(&priv->base);
+ stat &= ~0x40000000;
+ }
+ }
+
+ if (stat) {
+ nv_warn(priv, "unknown intr 0x%08x\n", stat);
+ nv_mask(priv, NV03_PFIFO_INTR_EN_0, stat, 0x00000000);
+ nv_wr32(priv, NV03_PFIFO_INTR_0, stat);
+ }
+
+ nv_wr32(priv, NV03_PFIFO_CACHES, reassign);
}
static int
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.c
index 2e7ec38..57e2c5b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.c
@@ -1032,9 +1032,9 @@
const int s = 8;
const int b = mmio_vram(info, impl->bundle_size, (1 << s), access);
mmio_refn(info, 0x408004, 0x00000000, s, b);
- mmio_refn(info, 0x408008, 0x80000000 | (impl->bundle_size >> s), 0, b);
+ mmio_wr32(info, 0x408008, 0x80000000 | (impl->bundle_size >> s));
mmio_refn(info, 0x418808, 0x00000000, s, b);
- mmio_refn(info, 0x41880c, 0x80000000 | (impl->bundle_size >> s), 0, b);
+ mmio_wr32(info, 0x41880c, 0x80000000 | (impl->bundle_size >> s));
}
void
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk104.c
index b52300d..5e9454b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk104.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk104.c
@@ -851,9 +851,9 @@
const int s = 8;
const int b = mmio_vram(info, impl->bundle_size, (1 << s), access);
mmio_refn(info, 0x408004, 0x00000000, s, b);
- mmio_refn(info, 0x408008, 0x80000000 | (impl->bundle_size >> s), 0, b);
+ mmio_wr32(info, 0x408008, 0x80000000 | (impl->bundle_size >> s));
mmio_refn(info, 0x418808, 0x00000000, s, b);
- mmio_refn(info, 0x41880c, 0x80000000 | (impl->bundle_size >> s), 0, b);
+ mmio_wr32(info, 0x41880c, 0x80000000 | (impl->bundle_size >> s));
mmio_wr32(info, 0x4064c8, (state_limit << 16) | token_limit);
}
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgm107.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgm107.c
index 956f4dc..b2fae6e 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgm107.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgm107.c
@@ -871,9 +871,9 @@
const int s = 8;
const int b = mmio_vram(info, impl->bundle_size, (1 << s), access);
mmio_refn(info, 0x408004, 0x00000000, s, b);
- mmio_refn(info, 0x408008, 0x80000000 | (impl->bundle_size >> s), 0, b);
+ mmio_wr32(info, 0x408008, 0x80000000 | (impl->bundle_size >> s));
mmio_refn(info, 0x418e24, 0x00000000, s, b);
- mmio_refn(info, 0x418e28, 0x80000000 | (impl->bundle_size >> s), 0, b);
+ mmio_wr32(info, 0x418e28, 0x80000000 | (impl->bundle_size >> s));
mmio_wr32(info, 0x4064c8, (state_limit << 16) | token_limit);
}
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/i2c.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/i2c.c
index d1a89b2..c4e1f08 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/i2c.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/i2c.c
@@ -74,7 +74,11 @@
u16 ent = dcb_i2c_entry(bios, idx, &ver, &len);
if (ent) {
if (ver >= 0x41) {
- if (!(nv_ro32(bios, ent) & 0x80000000))
+ u32 ent_value = nv_ro32(bios, ent);
+ u8 i2c_port = (ent_value >> 27) & 0x1f;
+ u8 dpaux_port = (ent_value >> 22) & 0x1f;
+ /* value 0x1f means unused according to DCB 4.x spec */
+ if (i2c_port == 0x1f && dpaux_port == 0x1f)
info->type = DCB_I2C_UNUSED;
else
info->type = DCB_I2C_PMGR;
diff --git a/include/linux/clk.h b/include/linux/clk.h
index 8381bbf..68c16a6 100644
--- a/include/linux/clk.h
+++ b/include/linux/clk.h
@@ -125,6 +125,19 @@
*/
int clk_get_phase(struct clk *clk);
+/**
+ * clk_is_match - check if two clk's point to the same hardware clock
+ * @p: clk compared against q
+ * @q: clk compared against p
+ *
+ * Returns true if the two struct clk pointers both point to the same hardware
+ * clock node. Put differently, returns true if struct clk *p and struct clk *q
+ * share the same struct clk_core object.
+ *
+ * Returns false otherwise. Note that two NULL clks are treated as matching.
+ */
+bool clk_is_match(const struct clk *p, const struct clk *q);
+
#else
static inline long clk_get_accuracy(struct clk *clk)
@@ -142,6 +155,11 @@
return -ENOTSUPP;
}
+static inline bool clk_is_match(const struct clk *p, const struct clk *q)
+{
+ return p == q;
+}
+
#endif
/**
diff --git a/sound/soc/fsl/fsl_spdif.c b/sound/soc/fsl/fsl_spdif.c
index 75870c0..91eb3ae 100644
--- a/sound/soc/fsl/fsl_spdif.c
+++ b/sound/soc/fsl/fsl_spdif.c
@@ -1049,7 +1049,7 @@
enum spdif_txrate index, bool round)
{
const u32 rate[] = { 32000, 44100, 48000, 96000, 192000 };
- bool is_sysclk = clk == spdif_priv->sysclk;
+ bool is_sysclk = clk_is_match(clk, spdif_priv->sysclk);
u64 rate_ideal, rate_actual, sub;
u32 sysclk_dfmin, sysclk_dfmax;
u32 txclk_df, sysclk_df, arate;
@@ -1143,7 +1143,7 @@
spdif_priv->txclk_src[index], rate[index]);
dev_dbg(&pdev->dev, "use txclk df %d for %dHz sample rate\n",
spdif_priv->txclk_df[index], rate[index]);
- if (spdif_priv->txclk[index] == spdif_priv->sysclk)
+ if (clk_is_match(spdif_priv->txclk[index], spdif_priv->sysclk))
dev_dbg(&pdev->dev, "use sysclk df %d for %dHz sample rate\n",
spdif_priv->sysclk_df[index], rate[index]);
dev_dbg(&pdev->dev, "the best rate for %dHz sample rate is %dHz\n",
diff --git a/sound/soc/kirkwood/kirkwood-i2s.c b/sound/soc/kirkwood/kirkwood-i2s.c
index def7d82..d194830 100644
--- a/sound/soc/kirkwood/kirkwood-i2s.c
+++ b/sound/soc/kirkwood/kirkwood-i2s.c
@@ -579,7 +579,7 @@
if (PTR_ERR(priv->extclk) == -EPROBE_DEFER)
return -EPROBE_DEFER;
} else {
- if (priv->extclk == priv->clk) {
+ if (clk_is_match(priv->extclk, priv->clk)) {
devm_clk_put(&pdev->dev, priv->extclk);
priv->extclk = ERR_PTR(-EINVAL);
} else {