[Intel-gfx] [PATCH 20/25] drm/i915: check for disabled interrupts on ValleyView

Jesse Barnes jbarnes at virtuousgeek.org
Wed Mar 21 20:48:41 CET 2012


Haven't seen this yet, but it doesn't hurt.

Signed-off-by: Jesse Barnes <jbarnes at virtuousgeek.org>
---
 drivers/gpu/drm/i915/i915_gem.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 1f441f5..f47a28b 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1951,6 +1951,8 @@ i915_wait_request(struct intel_ring_buffer *ring,
 	if (!i915_seqno_passed(ring->get_seqno(ring), seqno)) {
 		if (HAS_PCH_SPLIT(ring->dev))
 			ier = I915_READ(DEIER) | I915_READ(GTIER);
+		else if (IS_VALLEYVIEW(ring->dev))
+			ier = I915_READ(GTIER) | I915_READ(IER_VLV);
 		else
 			ier = I915_READ(IER);
 		if (!ier) {
-- 
1.7.5.4




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