anv: track the current frame and write it into the driver identifier BO

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/2201>

src/intel/dev/gen_debug.c

@@ -176,6 +176,18 @@ intel_debug_write_identifiers(void *_output,
          break;
       }
 
+      case GEN_DEBUG_BLOCK_TYPE_FRAME: {
+         struct gen_debug_block_frame frame_desc = {
+            .base = {
+               .type = GEN_DEBUG_BLOCK_TYPE_FRAME,
+               .length = sizeof(frame_desc),
+            },
+         };
+         memcpy(output, &frame_desc, sizeof(frame_desc));
+         output += sizeof(frame_desc);
+         break;
+      }
+
       default:
          unreachable("Missing identifier write");
       }

src/intel/dev/gen_debug.h

@@ -134,6 +134,9 @@ enum gen_debug_block_type {
    /* Driver identifier (struct gen_debug_block_driver) */
    GEN_DEBUG_BLOCK_TYPE_DRIVER,
 
+   /* Frame identifier (struct gen_debug_block_frame) */
+   GEN_DEBUG_BLOCK_TYPE_FRAME,
+
    /* Internal, never to be written out */
    GEN_DEBUG_BLOCK_TYPE_MAX,
 };
@@ -148,6 +151,11 @@ struct gen_debug_block_driver {
    uint8_t description[];
 };
 
+struct gen_debug_block_frame {
+   struct gen_debug_block_base base;
+   uint64_t frame_id;
+};
+
 extern void *intel_debug_identifier(void);
 extern uint32_t intel_debug_identifier_size(void);