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drm/i915: Provide a bit more info when pipestat bits are wrong 

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>
This commit is contained in:
Ville Syrjälä 2014-04-03 13:28:33 +03:00 committed by Daniel Vetter
parent 9991ae787a
commit 04feced98a
1 changed files with 8 additions and 4 deletions
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12
drivers/gpu/drm/i915/i915_irq.c
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@ -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)