Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
Reviewed-by: Ben Widawsky <ben at bwidawsk.net>
---
drivers/gpu/drm/i915/i915_debugfs.c | 38 +++++++++++++++++++++++++++++++++++
1 files changed, 38 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index aa305a6..c4f8c7e 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -1358,6 +1358,43 @@ static int i915_swizzle_info(struct seq_file *m, void *data)
return 0;
}
+static int i915_ppgtt_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;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_ring_buffer *ring;
+ int i, ret;
+
+
+ ret = mutex_lock_interruptible(&dev->struct_mutex);
+ if (ret)
+ return ret;
+ if (INTEL_INFO(dev)->gen == 6)
+ seq_printf(m, "GFX_MODE: 0x%08x\n", I915_READ(GFX_MODE));
+
+ for (i = 0; i < I915_NUM_RINGS; i++) {
+ ring = &dev_priv->ring[i];
+
+ seq_printf(m, "%s\n", ring->name);
+ if (INTEL_INFO(dev)->gen == 7)
+ seq_printf(m, "GFX_MODE: 0x%08x\n", I915_READ(RING_MODE_GEN7(ring)));
+ seq_printf(m, "PP_DIR_BASE: 0x%08x\n", I915_READ(RING_PP_DIR_BASE(ring)));
+ seq_printf(m, "PP_DIR_BASE_READ: 0x%08x\n", I915_READ(RING_PP_DIR_BASE_READ(ring)));
+ seq_printf(m, "PP_DIR_DCLV: 0x%08x\n", I915_READ(RING_PP_DIR_DCLV(ring)));
+ }
+ if (dev_priv->mm.aliasing_ppgtt) {
+ struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt;
+
+ seq_printf(m, "aliasing PPGTT:\n");
+ seq_printf(m, "pd gtt offset: 0x%08x\n", ppgtt->pd_offset);
+ }
+ seq_printf(m, "ECOCHK: 0x%08x\n", I915_READ(GAM_ECOCHK));
+ mutex_unlock(&dev->struct_mutex);
+
+ return 0;
+}
+
static int
i915_debugfs_common_open(struct inode *inode,
struct file *filp)
@@ -1759,6 +1796,7 @@ static struct drm_info_list i915_debugfs_list[] = {
{"i915_context_status", i915_context_status, 0},
{"i915_gen6_forcewake_count", i915_gen6_forcewake_count_info, 0},
{"i915_swizzle_info", i915_swizzle_info, 0},
+ {"i915_ppgtt_info", i915_ppgtt_info, 0},
};
#define I915_DEBUGFS_ENTRIES ARRAY_SIZE(i915_debugfs_list)
--
1.7.7.3
