On Fri, May 22, 2015 at 08:18:46PM +0300, Mika Kuoppala wrote:
> diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c
> b/drivers/gpu/drm/i915/intel_ringbuffer.c
> index d934f85..c06dc76 100644
> --- a/drivers/gpu/drm/i915/intel_ringbuffer.c
> +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
> @@ -531,6 +531,31 @@ static void intel_ring_setup_status_page(struct
> intel_engine_cs *ring)
> }
> }
>
> +static void disable_ring(struct intel_engine_cs *ring)
> +{
> + struct drm_i915_private *dev_priv = to_i915(ring->dev);
> + const bool need_idle_disable = ring->id == RCS &&
> + INTEL_INFO(ring->dev)->gen > 7;
> +
> + assert_forcewakes_active(dev_priv);
> +
> + if (need_idle_disable) {
> + I915_WRITE(RING_PSMI_CTL(ring->mmio_base),
> + _MASKED_BIT_ENABLE(GEN6_PSMI_SLEEP_MSG_DISABLE));
[snip]
> + if (need_idle_disable)
> + I915_WRITE(GEN6_RC_SLEEP_PSMI_CONTROL,
> + _MASKED_BIT_DISABLE(GEN6_PSMI_SLEEP_MSG_DISABLE));
Snap!
Oh wait.
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/intel-gfx
