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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2010-12-07 23:00:20 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2010-12-07 23:02:08 +0000 |
| commit | 1a1c69762a14f50dd574a9cbabbfa1b1542f580e (patch) | |
| tree | 117fc29dc9f936f0125e08206c9a60a4e5ffbad7 /drivers/gpu/drm/i915/intel_ringbuffer.c | |
| parent | 0be732841fb925b6f1242211ea211c022b6ac26c (diff) | |
| parent | 1b39d6f37622f1da70aa2cfd38bfff9a52c13e05 (diff) | |
| download | op-kernel-dev-1a1c69762a14f50dd574a9cbabbfa1b1542f580e.zip op-kernel-dev-1a1c69762a14f50dd574a9cbabbfa1b1542f580e.tar.gz | |
Merge branch 'drm-intel-fixes' into drm-intel-next
Conflicts:
drivers/gpu/drm/i915/i915_gem.c
drivers/gpu/drm/i915/intel_dp.c
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 0ee7852..67c5452 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -157,23 +157,25 @@ static int init_ring_common(struct intel_ring_buffer *ring) /* G45 ring initialization fails to reset head to zero */ if (head != 0) { - DRM_ERROR("%s head not reset to zero " - "ctl %08x head %08x tail %08x start %08x\n", - ring->name, - I915_READ_CTL(ring), - I915_READ_HEAD(ring), - I915_READ_TAIL(ring), - I915_READ_START(ring)); + DRM_DEBUG_KMS("%s head not reset to zero " + "ctl %08x head %08x tail %08x start %08x\n", + ring->name, + I915_READ_CTL(ring), + I915_READ_HEAD(ring), + I915_READ_TAIL(ring), + I915_READ_START(ring)); I915_WRITE_HEAD(ring, 0); - DRM_ERROR("%s head forced to zero " - "ctl %08x head %08x tail %08x start %08x\n", - ring->name, - I915_READ_CTL(ring), - I915_READ_HEAD(ring), - I915_READ_TAIL(ring), - I915_READ_START(ring)); + if (I915_READ_HEAD(ring) & HEAD_ADDR) { + DRM_ERROR("failed to set %s head to zero " + "ctl %08x head %08x tail %08x start %08x\n", + ring->name, + I915_READ_CTL(ring), + I915_READ_HEAD(ring), + I915_READ_TAIL(ring), + I915_READ_START(ring)); + } } I915_WRITE_CTL(ring, |
