drm/i915: Convert i915 proc files to seq_file and move to debugfs.
Signed-off-by: Ben Gamari <bgamari@gmail.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
diff --git a/drivers/gpu/drm/i915/i915_gem_debugfs.c b/drivers/gpu/drm/i915/i915_gem_debugfs.c
new file mode 100644
index 0000000..dd2b0ed
--- /dev/null
+++ b/drivers/gpu/drm/i915/i915_gem_debugfs.c
@@ -0,0 +1,230 @@
+/*
+ * Copyright © 2008 Intel Corporation
+ *
+ * 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
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
+ *
+ * Authors:
+ * Eric Anholt <eric@anholt.net>
+ * Keith Packard <keithp@keithp.com>
+ *
+ */
+
+#include <linux/seq_file.h>
+#include "drmP.h"
+#include "drm.h"
+#include "i915_drm.h"
+#include "i915_drv.h"
+
+#define DRM_I915_RING_DEBUG 1
+
+
+#if defined(CONFIG_DEBUG_FS)
+
+static int i915_gem_active_info(struct seq_file *m, void *data)
+{
+ struct drm_info_node *node = (struct drm_info_node *) m->private;
+ struct drm_device *dev = node->minor->dev;
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ struct drm_i915_gem_object *obj_priv;
+
+ seq_printf(m, "Active:\n");
+ list_for_each_entry(obj_priv, &dev_priv->mm.active_list,
+ list)
+ {
+ struct drm_gem_object *obj = obj_priv->obj;
+ if (obj->name) {
+ seq_printf(m, " %p(%d): %08x %08x %d\n",
+ obj, obj->name,
+ obj->read_domains, obj->write_domain,
+ obj_priv->last_rendering_seqno);
+ } else {
+ seq_printf(m, " %p: %08x %08x %d\n",
+ obj,
+ obj->read_domains, obj->write_domain,
+ obj_priv->last_rendering_seqno);
+ }
+ }
+ return 0;
+}
+
+static int i915_gem_flushing_info(struct seq_file *m, void *data)
+{
+ struct drm_info_node *node = (struct drm_info_node *) m->private;
+ struct drm_device *dev = node->minor->dev;
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ struct drm_i915_gem_object *obj_priv;
+
+ seq_printf(m, "Flushing:\n");
+ list_for_each_entry(obj_priv, &dev_priv->mm.flushing_list,
+ list)
+ {
+ struct drm_gem_object *obj = obj_priv->obj;
+ if (obj->name) {
+ seq_printf(m, " %p(%d): %08x %08x %d\n",
+ obj, obj->name,
+ obj->read_domains, obj->write_domain,
+ obj_priv->last_rendering_seqno);
+ } else {
+ seq_printf(m, " %p: %08x %08x %d\n", obj,
+ obj->read_domains, obj->write_domain,
+ obj_priv->last_rendering_seqno);
+ }
+ }
+ return 0;
+}
+
+static int i915_gem_inactive_info(struct seq_file *m, void *data)
+{
+ struct drm_info_node *node = (struct drm_info_node *) m->private;
+ struct drm_device *dev = node->minor->dev;
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ struct drm_i915_gem_object *obj_priv;
+
+ seq_printf(m, "Inactive:\n");
+ list_for_each_entry(obj_priv, &dev_priv->mm.inactive_list,
+ list)
+ {
+ struct drm_gem_object *obj = obj_priv->obj;
+ if (obj->name) {
+ seq_printf(m, " %p(%d): %08x %08x %d\n",
+ obj, obj->name,
+ obj->read_domains, obj->write_domain,
+ obj_priv->last_rendering_seqno);
+ } else {
+ seq_printf(m, " %p: %08x %08x %d\n", obj,
+ obj->read_domains, obj->write_domain,
+ obj_priv->last_rendering_seqno);
+ }
+ }
+ return 0;
+}
+
+static int i915_gem_request_info(struct seq_file *m, void *data)
+{
+ struct drm_info_node *node = (struct drm_info_node *) m->private;
+ struct drm_device *dev = node->minor->dev;
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ struct drm_i915_gem_request *gem_request;
+
+ seq_printf(m, "Request:\n");
+ list_for_each_entry(gem_request, &dev_priv->mm.request_list, list) {
+ seq_printf(m, " %d @ %d\n",
+ gem_request->seqno,
+ (int) (jiffies - gem_request->emitted_jiffies));
+ }
+ return 0;
+}
+
+static int i915_gem_seqno_info(struct seq_file *m, void *data)
+{
+ struct drm_info_node *node = (struct drm_info_node *) m->private;
+ struct drm_device *dev = node->minor->dev;
+ drm_i915_private_t *dev_priv = dev->dev_private;
+
+ if (dev_priv->hw_status_page != NULL) {
+ seq_printf(m, "Current sequence: %d\n",
+ i915_get_gem_seqno(dev));
+ } else {
+ seq_printf(m, "Current sequence: hws uninitialized\n");
+ }
+ seq_printf(m, "Waiter sequence: %d\n",
+ dev_priv->mm.waiting_gem_seqno);
+ seq_printf(m, "IRQ sequence: %d\n", dev_priv->mm.irq_gem_seqno);
+ return 0;
+}
+
+
+static int i915_interrupt_info(struct seq_file *m, void *data)
+{
+ struct drm_info_node *node = (struct drm_info_node *) m->private;
+ struct drm_device *dev = node->minor->dev;
+ drm_i915_private_t *dev_priv = dev->dev_private;
+
+ seq_printf(m, "Interrupt enable: %08x\n",
+ I915_READ(IER));
+ seq_printf(m, "Interrupt identity: %08x\n",
+ I915_READ(IIR));
+ seq_printf(m, "Interrupt mask: %08x\n",
+ I915_READ(IMR));
+ seq_printf(m, "Pipe A stat: %08x\n",
+ I915_READ(PIPEASTAT));
+ seq_printf(m, "Pipe B stat: %08x\n",
+ I915_READ(PIPEBSTAT));
+ seq_printf(m, "Interrupts received: %d\n",
+ atomic_read(&dev_priv->irq_received));
+ if (dev_priv->hw_status_page != NULL) {
+ seq_printf(m, "Current sequence: %d\n",
+ i915_get_gem_seqno(dev));
+ } else {
+ seq_printf(m, "Current sequence: hws uninitialized\n");
+ }
+ seq_printf(m, "Waiter sequence: %d\n",
+ dev_priv->mm.waiting_gem_seqno);
+ seq_printf(m, "IRQ sequence: %d\n",
+ dev_priv->mm.irq_gem_seqno);
+ return 0;
+}
+
+static int i915_hws_info(struct seq_file *m, void *data)
+{
+ struct drm_info_node *node = (struct drm_info_node *) m->private;
+ struct drm_device *dev = node->minor->dev;
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ int i;
+ volatile u32 *hws;
+
+ hws = (volatile u32 *)dev_priv->hw_status_page;
+ if (hws == NULL)
+ return 0;
+
+ for (i = 0; i < 4096 / sizeof(u32) / 4; i += 4) {
+ seq_printf(m, "0x%08x: 0x%08x 0x%08x 0x%08x 0x%08x\n",
+ i * 4,
+ hws[i], hws[i + 1], hws[i + 2], hws[i + 3]);
+ }
+ return 0;
+}
+
+static struct drm_info_list i915_gem_debugfs_list[] = {
+ {"i915_gem_active", i915_gem_active_info, 0},
+ {"i915_gem_flushing", i915_gem_flushing_info, 0},
+ {"i915_gem_inactive", i915_gem_inactive_info, 0},
+ {"i915_gem_request", i915_gem_request_info, 0},
+ {"i915_gem_seqno", i915_gem_seqno_info, 0},
+ {"i915_gem_interrupt", i915_interrupt_info, 0},
+ {"i915_gem_hws", i915_hws_info, 0},
+};
+#define I915_GEM_DEBUGFS_ENTRIES ARRAY_SIZE(i915_gem_debugfs_list)
+
+int i915_gem_debugfs_init(struct drm_minor *minor)
+{
+ return drm_debugfs_create_files(i915_gem_debugfs_list,
+ I915_GEM_DEBUGFS_ENTRIES,
+ minor->debugfs_root, minor);
+}
+
+void i915_gem_debugfs_cleanup(struct drm_minor *minor)
+{
+ drm_debugfs_remove_files(i915_gem_debugfs_list,
+ I915_GEM_DEBUGFS_ENTRIES, minor);
+}
+
+#endif /* CONFIG_DEBUG_FS */
+