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zink: Use persistent semaphores for PIPE_FD_TYPE_SYNCOBJ

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These are persistant objects that you can use to signal and wait over.
We need to import without VK_SEMAPHORE_IMPORT_TEMPORARY_BIT and we can't
throw away the Vulkan semaphore after each submit.

Fixes: 32597e116d ("zink: implement GL semaphores")
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/33549>
This commit is contained in:
Faith Ekstrand 2025-02-14 09:52:45 -06:00 • committed by Marge Bot
parent 1ffa782227
commit 651864151f
2 changed files with 14 additions and 9 deletions
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8
src/gallium/drivers/zink/zink_batch.c
View file

@ -147,15 +147,14 @@ zink_reset_batch_state(struct zink_context *ctx, struct zink_batch_state *bs)
bs->signal_semaphore = VK_NULL_HANDLE;
bs->sparse_semaphore = VK_NULL_HANDLE;
util_dynarray_clear(&bs->wait_semaphore_stages);
util_dynarray_clear(&bs->wait_semaphores);
bs->present = VK_NULL_HANDLE;
/* check the arrays first to avoid locking unnecessarily */
if (util_dynarray_contains(&bs->acquires, VkSemaphore) || util_dynarray_contains(&bs->wait_semaphores, VkSemaphore) || util_dynarray_contains(&bs->tracked_semaphores, VkSemaphore)) {
if (util_dynarray_contains(&bs->acquires, VkSemaphore) || util_dynarray_contains(&bs->tracked_semaphores, VkSemaphore)) {
simple_mtx_lock(&screen->semaphores_lock);
util_dynarray_append_dynarray(&screen->semaphores, &bs->acquires);
util_dynarray_clear(&bs->acquires);
util_dynarray_append_dynarray(&screen->semaphores, &bs->wait_semaphores);
util_dynarray_clear(&bs->wait_semaphores);
util_dynarray_append_dynarray(&screen->semaphores, &bs->tracked_semaphores);
util_dynarray_clear(&bs->tracked_semaphores);
simple_mtx_unlock(&screen->semaphores_lock);
@ -893,6 +892,9 @@ zink_end_batch(struct zink_context *ctx)
bs->has_work = true;
}
util_dynarray_foreach(&bs->fences, struct zink_tc_fence*, mfence)
(*mfence)->deferred_ctx = NULL;
if (screen->threaded_submit) {
util_queue_add_job(&screen->flush_queue, bs, &bs->flush_completed,
submit_queue, post_submit, 0);

15
src/gallium/drivers/zink/zink_fence.c
View file

@ -262,9 +262,6 @@ zink_fence_server_sync(struct pipe_context *pctx, struct pipe_fence_handle *pfen
util_dynarray_append(&ctx->bs->wait_semaphore_stages, VkPipelineStageFlags, flag);
pipe_reference(NULL, &mfence->reference);
util_dynarray_append(&ctx->bs->fences, struct zink_tc_fence*, mfence);
/* transfer the external wait sempahore ownership to the next submit */
mfence->sem = VK_NULL_HANDLE;
}
void
@ -292,17 +289,23 @@ zink_create_fence_fd(struct pipe_context *pctx, struct pipe_fence_handle **pfenc
if (dup_fd < 0)
goto fail_fd_dup;
static const VkExternalSemaphoreHandleTypeFlagBits flags[] = {
static const VkExternalSemaphoreHandleTypeFlagBits handle_type[] = {
[PIPE_FD_TYPE_NATIVE_SYNC] = VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_SYNC_FD_BIT,
[PIPE_FD_TYPE_SYNCOBJ] = VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_OPAQUE_FD_BIT,
};
assert(type < ARRAY_SIZE(handle_type));
static const VkSemaphoreImportFlagBits flags[] = {
[PIPE_FD_TYPE_NATIVE_SYNC] = VK_SEMAPHORE_IMPORT_TEMPORARY_BIT,
[PIPE_FD_TYPE_SYNCOBJ] = 0,
};
assert(type < ARRAY_SIZE(flags));
const VkImportSemaphoreFdInfoKHR sdi = {
.sType = VK_STRUCTURE_TYPE_IMPORT_SEMAPHORE_FD_INFO_KHR,
.semaphore = mfence->sem,
.flags = VK_SEMAPHORE_IMPORT_TEMPORARY_BIT,
.handleType = flags[type],
.flags = flags[type],
.handleType = handle_type[type],
.fd = dup_fd,
};
result = VKSCR(ImportSemaphoreFdKHR)(screen->dev, &sdi);