X-Git-Url: http://git.monstr.eu/?a=blobdiff_plain;f=drivers%2Fgpu%2Fdrm%2Fi915%2Fgt%2Fuc%2Fintel_guc_ct.h;h=bc52dc479a148f20fbe26ef7713fc77c68a4b454;hb=7c567bbf6f267c7379ddbba7afba7608d6e8e39f;hp=494a51a5200fc23e22517301048945da1c23ed86;hpb=6900433e0fbca146d8170bdf876271cdf3053021;p=linux-2.6-microblaze.git

diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.h b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.h
index 494a51a5200f..bc52dc479a14 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.h
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.h
@@ -27,12 +27,16 @@ struct intel_guc;
  * record (command transport buffer descriptor) and the actual buffer which
  * holds the commands.
  *
+ * @lock: protects access to the commands buffer and buffer descriptor
  * @desc: pointer to the buffer descriptor
  * @cmds: pointer to the commands buffer
+ * @size: size of the commands buffer
  */
 struct intel_guc_ct_buffer {
+	spinlock_t lock;
 	struct guc_ct_buffer_desc *desc;
 	u32 *cmds;
+	u32 size;
 };
 
 
@@ -45,8 +49,11 @@ struct intel_guc_ct {
 	struct i915_vma *vma;
 	bool enabled;
 
-	/* buffers for sending(0) and receiving(1) commands */
-	struct intel_guc_ct_buffer ctbs[2];
+	/* buffers for sending and receiving commands */
+	struct {
+		struct intel_guc_ct_buffer send;
+		struct intel_guc_ct_buffer recv;
+	} ctbs;
 
 	struct {
 		u32 last_fence; /* last fence used to send request */