diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-02-09 17:15:49 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-02-09 21:27:06 +0100 |
| commit | 3cf17fc522ee081f7cb2ab325e6c697ca12005e4 (patch) | |
| tree | 7ee6b99c2454ef3ec5aa38ff13d1d4dd8e2db4aa /drivers/gpu/drm/i915/i915_debugfs.c | |
| parent | 5eb719cdbe4723729ff28d6aa1ebd3bf2392d7e3 (diff) | |
drm/i915: ppgtt debugfs info
This was pretty usefull for debugging, might be useful for diagnosing
issues.
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Tested-by: Chris Wilson <chris@chris-wilson.co.uk>
Tested-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Reviewed-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_debugfs.c')
| -rw-r--r-- | 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 f3fe2f872d5a..5d24581452eb 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1447,6 +1447,43 @@ 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) @@ -1788,6 +1825,7 @@ 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) |