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vulkan: Sync buffers on in and export in blit

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columbarius 2024-04-06 01:09:58 +02:00 • committed by Wim Taymans
parent f10e8d2717
commit 522546e8d3
1 changed files with 61 additions and 43 deletions
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82
spa/plugins/vulkan/vulkan-blit-utils.c
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@ -97,13 +97,46 @@ static int runExportSHMBuffers(struct vulkan_blit_state *s) {
return 0;
}
/** runCommandBuffer
* The return value of this functions means the following:
* ret < 0: Error
* ret = 0: queueSubmit was succsessful, but manual synchronization is required
* ret = 1: queueSubmit was succsessful and buffers can be released without synchronization
*/
static int runCommandBuffer(struct vulkan_blit_state *s)
static int runImportSync(struct vulkan_blit_state *s)
{
int ret = 0;
for (uint32_t i = 0; i < s->n_streams; i++) {
struct vulkan_stream *p = &s->streams[i];
struct vulkan_buffer *current_buffer = &p->buffers[p->current_buffer_id];
struct spa_buffer *current_spa_buffer = p->spa_buffers[p->current_buffer_id];
if (current_spa_buffer->datas[0].type != SPA_DATA_DmaBuf)
continue;
if (vulkan_buffer_import_implicit_syncfd(&s->base, current_buffer) >= 0)
continue;
if (vulkan_buffer_wait_dmabuf_fence(&s->base, current_buffer) < 0) {
spa_log_warn(s->log, "Failed to wait for foreign buffer DMA-BUF fence");
ret = -1;
}
}
return ret;
}
static int runExportSync(struct vulkan_blit_state *s, int sync_file_fd)
{
int ret = 0;
for (uint32_t i = 0; i < s->n_streams; i++) {
struct vulkan_stream *p = &s->streams[i];
struct spa_buffer *current_spa_buffer = p->spa_buffers[p->current_buffer_id];
if (current_spa_buffer->datas[0].type != SPA_DATA_DmaBuf)
continue;
if (!vulkan_sync_export_dmabuf(&s->base, &p->buffers[p->current_buffer_id], sync_file_fd)) {
ret = -1;
}
}
return ret;
}
static int runCommandBuffer(struct vulkan_blit_state *s, int *sync_file_fd)
{
VULKAN_INSTANCE_FUNCTION(vkQueueSubmit2KHR);
VULKAN_INSTANCE_FUNCTION(vkGetSemaphoreFdKHR);
@ -161,7 +194,6 @@ static int runCommandBuffer(struct vulkan_blit_state *s)
for (i = 0; i < s->n_streams; i++) {
struct vulkan_stream *p = &s->streams[i];
struct vulkan_buffer *current_buffer = &p->buffers[p->current_buffer_id];
struct spa_buffer *current_spa_buffer = p->spa_buffers[p->current_buffer_id];
VkAccessFlags access_flags;
if (p->direction == SPA_DIRECTION_INPUT) {
@ -198,12 +230,6 @@ static int runCommandBuffer(struct vulkan_blit_state *s)
.subresourceRange.layerCount = 1,
};
if (current_spa_buffer->datas[0].type != SPA_DATA_DmaBuf)
continue;
if (vulkan_sync_foreign_dmabuf(&s->base, current_buffer) < 0) {
spa_log_warn(s->log, "Failed to wait for foreign buffer DMA-BUF fence");
} else {
if (current_buffer->foreign_semaphore != VK_NULL_HANDLE) {
semaphore_wait_info[semaphore_wait_info_len++] = (VkSemaphoreSubmitInfo) {
.sType = VK_STRUCTURE_TYPE_SEMAPHORE_SUBMIT_INFO,
@ -212,7 +238,6 @@ static int runCommandBuffer(struct vulkan_blit_state *s)
};
}
}
}
vkCmdPipelineBarrier(s->commandBuffer,
VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
@ -264,29 +289,16 @@ static int runCommandBuffer(struct vulkan_blit_state *s)
VK_CHECK_RESULT(vkQueueSubmit2KHR(s->base.queue, 1, &submitInfo, s->fence));
s->started = true;
if (sync_file_fd) {
VkSemaphoreGetFdInfoKHR get_fence_fd_info = {
.sType = VK_STRUCTURE_TYPE_SEMAPHORE_GET_FD_INFO_KHR,
.semaphore = s->pipelineSemaphore,
.handleType = VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_SYNC_FD_BIT,
};
int sync_file_fd = -1;
VK_CHECK_RESULT(vkGetSemaphoreFdKHR(s->base.device, &get_fence_fd_info, &sync_file_fd));
int ret = 1;
for (uint32_t i = 0; i < s->n_streams; i++) {
struct vulkan_stream *p = &s->streams[i];
struct spa_buffer *current_spa_buffer = p->spa_buffers[p->current_buffer_id];
if (current_spa_buffer->datas[0].type != SPA_DATA_DmaBuf)
continue;
if (!vulkan_sync_export_dmabuf(&s->base, &p->buffers[p->current_buffer_id], sync_file_fd)) {
ret = 0;
VK_CHECK_RESULT(vkGetSemaphoreFdKHR(s->base.device, &get_fence_fd_info, sync_file_fd));
}
}
close(sync_file_fd);
return ret;
return 0;
}
static void clear_buffers(struct vulkan_blit_state *s, struct vulkan_stream *p)
@ -559,6 +571,7 @@ int spa_vulkan_blit_ready(struct vulkan_blit_state *s)
int spa_vulkan_blit_process(struct vulkan_blit_state *s)
{
int sync_fd = -1;
if (!s->initialized) {
spa_log_warn(s->log, "Renderer not initialized");
return -1;
@ -568,7 +581,12 @@ int spa_vulkan_blit_process(struct vulkan_blit_state *s)
return -1;
}
CHECK(updateBuffers(s));
CHECK(runCommandBuffer(s));
CHECK(runImportSync(s));
CHECK(runCommandBuffer(s, &sync_fd));
if (sync_fd != -1) {
runExportSync(s, sync_fd);
close(sync_fd);
}
CHECK(vulkan_wait_idle(&s->base));
CHECK(runExportSHMBuffers(s));