+
+static pthread_mutex_t dump_mutex = PTHREAD_MUTEX_INITIALIZER;
+
+static enum anv_dump_action dump_actions = 0;
+
+/* Used to prevent recursive dumping */
+static enum anv_dump_action dump_old_actions;
+
+struct list_head dump_list;
+static void *dump_ctx;
+static struct anv_device *dump_device;
+static unsigned dump_count;
+
+void
+anv_dump_start(struct anv_device *device, enum anv_dump_action actions)
+{
+ pthread_mutex_lock(&dump_mutex);
+
+ dump_device = device;
+ dump_actions = actions;
+ list_inithead(&dump_list);
+ dump_ctx = ralloc_context(NULL);
+ dump_count = 0;
+
+ pthread_mutex_unlock(&dump_mutex);
+}
+
+void
+anv_dump_finish()
+{
+ anv_DeviceWaitIdle(anv_device_to_handle(dump_device));
+
+ pthread_mutex_lock(&dump_mutex);
+
+ list_for_each_entry(struct dump_image, dump, &dump_list, link) {
+ dump_image_write_to_ppm(dump_device, dump);
+ dump_image_finish(dump_device, dump);
+ }
+
+ dump_actions = 0;
+ dump_device = NULL;
+ list_inithead(&dump_list);
+
+ ralloc_free(dump_ctx);
+ dump_ctx = NULL;
+
+ pthread_mutex_unlock(&dump_mutex);
+}
+
+static bool
+dump_lock(enum anv_dump_action action)
+{
+ if (likely((dump_actions & action) == 0))
+ return false;
+
+ pthread_mutex_lock(&dump_mutex);
+
+ /* Prevent recursive dumping */
+ dump_old_actions = dump_actions;
+ dump_actions = 0;
+
+ return true;
+}
+
+static void
+dump_unlock()
+{
+ dump_actions = dump_old_actions;
+ pthread_mutex_unlock(&dump_mutex);
+}
+
+static void
+dump_add_image(struct anv_cmd_buffer *cmd_buffer, struct anv_image *image,
+ VkImageAspectFlagBits aspect,
+ unsigned miplevel, unsigned array_layer, const char *filename)
+{
+ const uint32_t width = anv_minify(image->extent.width, miplevel);
+ const uint32_t height = anv_minify(image->extent.height, miplevel);
+
+ struct dump_image *dump = ralloc(dump_ctx, struct dump_image);
+
+ dump_image_init(cmd_buffer->device, dump, width, height, filename);
+ dump_image_do_blit(cmd_buffer->device, dump, cmd_buffer, image,
+ aspect, miplevel, array_layer);
+
+ list_addtail(&dump->link, &dump_list);
+}
+
+void
+anv_dump_add_attachments(struct anv_cmd_buffer *cmd_buffer)
+{
+ if (!dump_lock(ANV_DUMP_FRAMEBUFFERS_BIT))
+ return;
+
+ unsigned dump_idx = dump_count++;
+
+ for (unsigned i = 0; i < cmd_buffer->state.pass->attachment_count; i++) {
+ struct anv_image_view *iview = cmd_buffer->state.attachments[i].image_view;
+
+ uint32_t b;
+ for_each_bit(b, iview->image->aspects) {
+ VkImageAspectFlagBits aspect = (1 << b);
+ const char *suffix;
+ switch (aspect) {
+ case VK_IMAGE_ASPECT_COLOR_BIT: suffix = "c"; break;
+ case VK_IMAGE_ASPECT_DEPTH_BIT: suffix = "d"; break;
+ case VK_IMAGE_ASPECT_STENCIL_BIT: suffix = "s"; break;
+ case VK_IMAGE_ASPECT_PLANE_0_BIT: suffix = "c0"; break;
+ case VK_IMAGE_ASPECT_PLANE_1_BIT: suffix = "c1"; break;
+ case VK_IMAGE_ASPECT_PLANE_2_BIT: suffix = "c2"; break;
+ default:
+ unreachable("Invalid aspect");
+ }
+
+ char *filename = ralloc_asprintf(dump_ctx, "attachment%04d-%d%s.ppm",
+ dump_idx, i, suffix);
+
+ unsigned plane = anv_image_aspect_to_plane(iview->image->aspects, aspect);
+ dump_add_image(cmd_buffer, (struct anv_image *)iview->image, aspect,
+ iview->planes[plane].isl.base_level,
+ iview->planes[plane].isl.base_array_layer,
+ filename);
+ }
+ }
+
+ dump_unlock();
+}