[Intel-gfx] [PATCH 52/62] drm/i915/bdw: Don't wait for c0 threads on forcewake

[Jani Nikula]

On Sun, 03 Nov 2013, Ben Widawsky <benjamin.widawsky at intel.com> wrote:
> It's no longer a required workaround on BDW.
>
> Signed-off-by: Ben Widawsky <ben at bwidawsk.net>
> [danvet: Move compile fix from a later patch to this one.]
> Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>

Reviewed-by: Jani Nikula <jani.nikula at intel.com>

> ---
>  drivers/gpu/drm/i915/intel_uncore.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c
> index fa06ce4..727cf30 100644
> --- a/drivers/gpu/drm/i915/intel_uncore.c
> +++ b/drivers/gpu/drm/i915/intel_uncore.c
> @@ -112,7 +112,8 @@ static void __gen6_gt_force_wake_mt_get(struct drm_i915_private *dev_priv)
>  		DRM_ERROR("Timed out waiting for forcewake to ack request.\n");
>  
>  	/* WaRsForcewakeWaitTC0:ivb,hsw */
> -	__gen6_gt_wait_for_thread_c0(dev_priv);
> +	if (INTEL_INFO(dev_priv->dev)->gen < 8)
> +		__gen6_gt_wait_for_thread_c0(dev_priv);
>  }
>  
>  static void gen6_gt_check_fifodbg(struct drm_i915_private *dev_priv)
> -- 
> 1.8.4.2
>
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-- 
Jani Nikula, Intel Open Source Technology Center