[Intel-gfx] [PATCH 46/55] drm/i915: Update intel_ring_begin() to take a request structure

[Chris Wilson]

On Fri, May 29, 2015 at 05:44:07PM +0100, John.C.Harrison at Intel.com wrote:
> -int intel_ring_begin(struct intel_engine_cs *ring,
> +int intel_ring_begin(struct drm_i915_gem_request *req,
>  		     int num_dwords)
>  {
> -	struct drm_i915_gem_request *req;
> -	struct drm_i915_private *dev_priv = ring->dev->dev_private;
> +	struct intel_engine_cs *ring;
> +	struct drm_i915_private *dev_priv;
>  	int ret;
>  
> +	WARN_ON(req == NULL);
> +	ring = req->ring;

What was the point?
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre