diff mbox

[0652/1094] drm/i915: Provide a bit more info when pipestat bits are wrong

Message ID 1413889294-31328-653-git-send-email-dheerajx.s.jamwal@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Dheeraj Jamwal Oct. 21, 2014, 10:54 a.m. UTC 
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

Print the enable_mask and status_mask from
__i915_{enable,disable}_pipestat() when the caller has messed them up
somehow.

v2: Use pipe_name() (Damien)
    Fix a typo in the commit message

Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
(cherry picked from commit 04feced98a434c7046108671dc5b6f50f3b63ed7)

Signed-off-by: Dheeraj Jamwal <dheerajx.s.jamwal@intel.com>
---
 drivers/gpu/drm/i915/i915_irq.c |   12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 5ee876d..58ad70f 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -531,8 +531,10 @@  __i915_enable_pipestat(struct drm_i915_private *dev_priv, enum pipe pipe,
 
 	assert_spin_locked(&dev_priv->irq_lock);
 
-	if (WARN_ON_ONCE(enable_mask & ~PIPESTAT_INT_ENABLE_MASK ||
-	                 status_mask & ~PIPESTAT_INT_STATUS_MASK))
+	if (WARN_ONCE(enable_mask & ~PIPESTAT_INT_ENABLE_MASK ||
+		      status_mask & ~PIPESTAT_INT_STATUS_MASK,
+		      "pipe %c: enable_mask=0x%x, status_mask=0x%x\n",
+		      pipe_name(pipe), enable_mask, status_mask))
 		return;
 
 	if ((pipestat & enable_mask) == enable_mask)
@@ -555,8 +557,10 @@  __i915_disable_pipestat(struct drm_i915_private *dev_priv, enum pipe pipe,
 
 	assert_spin_locked(&dev_priv->irq_lock);
 
-	if (WARN_ON_ONCE(enable_mask & ~PIPESTAT_INT_ENABLE_MASK ||
-	                 status_mask & ~PIPESTAT_INT_STATUS_MASK))
+	if (WARN_ONCE(enable_mask & ~PIPESTAT_INT_ENABLE_MASK ||
+		      status_mask & ~PIPESTAT_INT_STATUS_MASK,
+		      "pipe %c: enable_mask=0x%x, status_mask=0x%x\n",
+		      pipe_name(pipe), enable_mask, status_mask))
 		return;
 
 	if ((pipestat & enable_mask) == 0)