ac: add radeon_info::has_sync_file

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>

src/amd/common/ac_gpu_info.c

@@ -269,6 +269,7 @@ bool ac_query_gpu_info(int fd, amdgpu_device_handle dev,
 		vce.available_rings ? vce_version : 0;
 	info->has_userptr = true;
 	info->has_syncobj = has_syncobj(fd);
+	info->has_sync_file = info->has_syncobj && info->drm_minor >= 21;
 	info->num_render_backends = amdinfo->rb_pipes;
 	info->clock_crystal_freq = amdinfo->gpu_counter_freq;
 	if (!info->clock_crystal_freq) {

src/amd/common/ac_gpu_info.h

@@ -81,6 +81,7 @@ struct radeon_info {
 	uint32_t                    drm_patchlevel;
 	bool                        has_userptr;
 	bool                        has_syncobj;
+	bool                        has_sync_file;
 
 	/* Shader cores. */
 	uint32_t                    r600_max_quad_pipes; /* wave size / 16 */

src/gallium/drivers/radeon/r600_pipe_common.c

@@ -1361,6 +1361,7 @@ bool si_common_screen_init(struct r600_common_screen *rscreen,
 		       rscreen->info.drm_minor, rscreen->info.drm_patchlevel);
 		printf("has_userptr = %i\n", rscreen->info.has_userptr);
 		printf("has_syncobj = %u\n", rscreen->info.has_syncobj);
+		printf("has_sync_file = %u\n", rscreen->info.has_sync_file);
 
 		printf("r600_max_quad_pipes = %i\n", rscreen->info.r600_max_quad_pipes);
 		printf("max_shader_clock = %i\n", rscreen->info.max_shader_clock);