st/dri: use stapi flush instead of pipe flush when creating fences

There may be pending operations (e.g. vertices) that need to be flushed
by the state tracker.

Found by inspection.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>

diff --git a/src/gallium/state_trackers/dri/dri_helpers.c b/src/gallium/state_trackers/dri/dri_helpers.c
index 06309d8f0ce5d9111edd477cfa5b4a2b09f9d770..a9213eca19a26a75c392c47ef6c53397e844412d 100644 (file)
--- a/src/gallium/state_trackers/dri/dri_helpers.c
+++ b/src/gallium/state_trackers/dri/dri_helpers.c
@@ -90,13 +90,13 @@ static unsigned dri2_fence_get_caps(__DRIscreen *_screen)
 static void *
 dri2_create_fence(__DRIcontext *_ctx)
 {
-   struct pipe_context *ctx = dri_context(_ctx)->st->pipe;
+   struct st_context_iface *stapi = dri_context(_ctx)->st;
    struct dri2_fence *fence = CALLOC_STRUCT(dri2_fence);
 
    if (!fence)
       return NULL;
 
-   ctx->flush(ctx, &fence->pipe_fence, 0);
+   stapi->flush(stapi, 0, &fence->pipe_fence);
 
    if (!fence->pipe_fence) {
       FREE(fence);
@@ -110,13 +110,14 @@ dri2_create_fence(__DRIcontext *_ctx)
 static void *
 dri2_create_fence_fd(__DRIcontext *_ctx, int fd)
 {
-   struct pipe_context *ctx = dri_context(_ctx)->st->pipe;
+   struct st_context_iface *stapi = dri_context(_ctx)->st;
+   struct pipe_context *ctx = stapi->pipe;
    struct dri2_fence *fence = CALLOC_STRUCT(dri2_fence);
 
    if (fd == -1) {
       /* exporting driver created fence, flush: */
-      ctx->flush(ctx, &fence->pipe_fence,
-                 PIPE_FLUSH_DEFERRED | PIPE_FLUSH_FENCE_FD);
+      stapi->flush(stapi, PIPE_FLUSH_DEFERRED | PIPE_FLUSH_FENCE_FD,
+                   &fence->pipe_fence);
    } else {
       /* importing a foreign fence fd: */
       ctx->create_fence_fd(ctx, &fence->pipe_fence, fd);