drm/i915/guc: Remove unused intel_guc_fw struct member

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/1479896421-20611-1-git-send-email-tvrtko.ursulin@linux.intel.com

drivers/gpu/drm/i915/intel_guc.h

@@ -103,7 +103,6 @@ enum intel_guc_fw_status {
  * of fetching, caching, and loading the firmware image into the GuC.
  */
 struct intel_guc_fw {
-	struct drm_device *		guc_dev;
 	const char *			guc_fw_path;
 	size_t				guc_fw_size;
 	struct drm_i915_gem_object *	guc_fw_obj;

drivers/gpu/drm/i915/intel_guc_loader.c

@@ -754,7 +754,6 @@ void intel_guc_init(struct drm_device *dev)
 		fw_path = "";	/* unknown device */
 	}
 
-	guc_fw->guc_dev = dev;
 	guc_fw->guc_fw_path = fw_path;
 	guc_fw->guc_fw_fetch_status = GUC_FIRMWARE_NONE;
 	guc_fw->guc_fw_load_status = GUC_FIRMWARE_NONE;