This prevents hangs in kms_flip. We should also either decrease
I915_FENCE_TIMEOUT to 5s, or increase the timeouts in
drm_atomic_helper.c to prevent errors like flip_done/hw_done timed out.
Signed-off-by: Maarten Lankhorst <maarten.lankho...@linux.intel.com>
---
drivers/gpu/drm/i915/intel_display.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c
b/drivers/gpu/drm/i915/intel_display.c
index e10f5518bb27..ce27b79a3665 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -14788,7 +14788,7 @@ intel_prepare_plane_fb(struct drm_plane *plane,
if (needs_modeset(crtc_state)) {
ret =
i915_sw_fence_await_reservation(&intel_state->commit_ready,
old_obj->resv,
NULL,
- false, 0,
+ false,
I915_FENCE_TIMEOUT,
GFP_KERNEL);
if (ret < 0)
return ret;
--
2.7.4
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