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drm/i915: Fix error state collecting

Message ID 1406893890-11793-1-git-send-email-rodrigo.vivi@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Rodrigo Vivi Aug. 1, 2014, 11:51 a.m. UTC 
Fix signal_offset when recording semaphore state on BDW.

Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
---
 drivers/gpu/drm/i915/i915_gpu_error.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index 0b3f694..0ea6a6b 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -784,7 +784,8 @@  static void gen8_record_semaphore_state(struct drm_i915_private *dev_priv,
 		if (ring == to)
 			continue;
 
-		signal_offset = (GEN8_SIGNAL_OFFSET(ring, i) & PAGE_MASK) / 4;
+		signal_offset = (GEN8_SIGNAL_OFFSET(ring, i) & (PAGE_SIZE - 1))
+				/ 4;
 		tmp = error->semaphore_obj->pages[0];
 		idx = intel_ring_sync_index(ring, to);