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Diffstat (limited to 'src/gallium/drivers/nouveau/nvc0/nvc0_compute.c')
-rw-r--r--src/gallium/drivers/nouveau/nvc0/nvc0_compute.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_compute.c b/src/gallium/drivers/nouveau/nvc0/nvc0_compute.c
index 11635c9..b8efd1e 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_compute.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_compute.c
@@ -424,13 +424,17 @@ void
nvc0_launch_grid(struct pipe_context *pipe, const struct pipe_grid_info *info)
{
struct nvc0_context *nvc0 = nvc0_context(pipe);
+ struct nvc0_screen *screen = nvc0->screen;
struct nouveau_pushbuf *push = nvc0->base.pushbuf;
struct nvc0_program *cp = nvc0->compprog;
int ret;
+ pipe_mutex_lock(screen->base.push_mutex);
+
ret = !nvc0_state_validate_cp(nvc0, ~0);
if (ret) {
NOUVEAU_ERR("Failed to launch grid !\n");
+ pipe_mutex_unlock(screen->base.push_mutex);
return;
}
@@ -498,4 +502,6 @@ nvc0_launch_grid(struct pipe_context *pipe, const struct pipe_grid_info *info)
nouveau_bufctx_reset(nvc0->bufctx_cp, NVC0_BIND_CP_SUF);
nvc0->dirty_cp |= NVC0_NEW_CP_SURFACES;
nvc0->images_dirty[5] |= nvc0->images_valid[5];
+
+ pipe_mutex_unlock(screen->base.push_mutex);
}