From: Akash Goel <akash.g...@intel.com> Removing the VS_TIMER_DISPATCH bit enable for MI MODE reg for Gen7 platform as it is not required.
v2: Enhancing the scope of the patch to full Gen7 (Chris) Signed-off-by: Akash Goel <akash.g...@intel.com> Signed-off-by: Sourab Gupta <sourab.gu...@intel.com> Tested-by: Chris Wilson <ch...@chris-wilson.co.uk> # ivb, hsw -Chris --- drivers/gpu/drm/i915/intel_ringbuffer.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index eb4811a..9983802 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -599,7 +599,9 @@ static int init_render_ring(struct intel_ring_buffer *ring) int ret = init_ring_common(ring); if (INTEL_INFO(dev)->gen > 3) - I915_WRITE(MI_MODE, _MASKED_BIT_ENABLE(VS_TIMER_DISPATCH)); + if (!IS_GEN7(dev)) + I915_WRITE(MI_MODE, + _MASKED_BIT_ENABLE(VS_TIMER_DISPATCH)); /* We need to disable the AsyncFlip performance optimisations in order * to use MI_WAIT_FOR_EVENT within the CS. It should already be -- 1.8.5.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx