--- /dev/null
+#include "zink_batch.h"
+
+#include "zink_context.h"
+#include "zink_fence.h"
+#include "zink_framebuffer.h"
+#include "zink_render_pass.h"
+#include "zink_resource.h"
+#include "zink_screen.h"
+
+#include "util/u_debug.h"
+#include "util/set.h"
+
+static void
+reset_batch(struct zink_screen *screen, struct zink_batch *batch)
+{
+ // cmdbuf hasn't been submitted before
+ if (!batch->fence)
+ return;
+
+ zink_fence_finish(screen, batch->fence, PIPE_TIMEOUT_INFINITE);
+ zink_fence_reference(screen, &batch->fence, NULL);
+
+ zink_render_pass_reference(screen, &batch->rp, NULL);
+ zink_framebuffer_reference(screen, &batch->fb, NULL);
+
+ /* unref all used resources */
+ set_foreach(batch->resources, entry) {
+ struct pipe_resource *pres = (struct pipe_resource *)entry->key;
+ pipe_resource_reference(&pres, NULL);
+ }
+ _mesa_set_clear(batch->resources, NULL);
+
+ util_dynarray_foreach(&batch->zombie_samplers, VkSampler, samp) {
+ vkDestroySampler(screen->dev, *samp, NULL);
+ }
+ util_dynarray_clear(&batch->zombie_samplers);
+}
+
+void
+zink_start_cmdbuf(struct zink_context *ctx, struct zink_batch *batch)
+{
+ reset_batch(zink_screen(ctx->base.screen), batch);
+
+ VkCommandBufferBeginInfo cbbi = {};
+ cbbi.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
+ cbbi.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT;
+ if (vkBeginCommandBuffer(batch->cmdbuf, &cbbi) != VK_SUCCESS)
+ debug_printf("vkBeginCommandBuffer failed\n");
+}
+
+static bool
+submit_cmdbuf(struct zink_context *ctx, VkCommandBuffer cmdbuf, VkFence fence)
+{
+ VkPipelineStageFlags wait = VK_PIPELINE_STAGE_ALL_COMMANDS_BIT;
+
+ VkSubmitInfo si = {};
+ si.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
+ si.waitSemaphoreCount = 0;
+ si.pWaitSemaphores = NULL;
+ si.signalSemaphoreCount = 0;
+ si.pSignalSemaphores = NULL;
+ si.pWaitDstStageMask = &wait;
+ si.commandBufferCount = 1;
+ si.pCommandBuffers = &cmdbuf;
+
+ if (vkQueueSubmit(ctx->queue, 1, &si, fence) != VK_SUCCESS) {
+ debug_printf("vkQueueSubmit failed\n");
+ return false;
+ }
+
+ return true;
+}
+
+void
+zink_end_cmdbuf(struct zink_context *ctx, struct zink_batch *batch)
+{
+ if (vkEndCommandBuffer(batch->cmdbuf) != VK_SUCCESS) {
+ debug_printf("vkEndCommandBuffer failed\n");
+ return;
+ }
+
+ assert(batch->fence == NULL);
+ batch->fence = zink_create_fence(ctx->base.screen);
+ if (!batch->fence ||
+ !submit_cmdbuf(ctx, batch->cmdbuf, batch->fence->fence))
+ return;
+}
+
+void
+zink_batch_reference_resoure(struct zink_batch *batch,
+ struct zink_resource *res)
+{
+ struct set_entry *entry = _mesa_set_search(batch->resources, res);
+ if (!entry) {
+ struct pipe_resource *tmp = NULL;
+ entry = _mesa_set_add(batch->resources, res);
+ pipe_resource_reference(&tmp, &res->base);
+ }
+}