[Intel-gfx] [PATCH 2/8] drm/i915: Rename ctx->obj to ctx->rcs_state

[Chris Wilson]

On Thu, Jun 26, 2014 at 02:24:13PM +0100, oscar.mateo at intel.com wrote:
> From: Oscar Mateo <oscar.mateo at intel.com>
> 
> This is Execlists preparatory work.
> 
> We have already advanced that Logical Ring Contexts have their own kind
> ob backing objects, but everything will be better explained in the Execlists
> series. For now, suffice it to say that this backing object is only
> ever used with the render ring, so we're making this fact more explicit
> (which is a good reason on its own).
> 
> Done with the following Coccinelle patch (plus manual renaming of the
> struct field):
> 
> 	@@
> 	struct intel_context c;
> 	@@
> 	- (c).obj
> 	+ c.rcs_state
> 
> 	@@
> 	 *c;
> 	@@
> 	- (c)->obj
> 	+ c->rcs_state
> 
> No functional changes.
> 
> v2: Go with rcs_state instead of render_obj, as suggested by Chris Wilson.

Another little change here is ctx->is_initialised if you create
  struct {
	  struct drm_i915_gem_object *rcs_state;
	  bool initialised;
  } legacy_hw_ctx;
that should also address Daniel's confusion.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre