Mesa (master): freedreno: add pctx->memory_barrier()

[Rob Clark]

Module: Mesa
Branch: master
Commit: 76687b0c0aa629a2871223770145abf0f2729ff9
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=76687b0c0aa629a2871223770145abf0f2729ff9

Author: Rob Clark <robdclark at gmail.com>
Date:   Sun Feb 25 15:01:07 2018 -0500

freedreno: add pctx->memory_barrier()

Signed-off-by: Rob Clark <robdclark at gmail.com>

---

 src/gallium/drivers/freedreno/freedreno_context.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/gallium/drivers/freedreno/freedreno_context.c b/src/gallium/drivers/freedreno/freedreno_context.c
index 7dd088730d..9c6a21ca5b 100644
--- a/src/gallium/drivers/freedreno/freedreno_context.c
+++ b/src/gallium/drivers/freedreno/freedreno_context.c
@@ -80,6 +80,13 @@ fd_texture_barrier(struct pipe_context *pctx, unsigned flags)
 	fd_context_flush(pctx, NULL, 0);
 }
 
+static void
+fd_memory_barrier(struct pipe_context *pctx, unsigned flags)
+{
+	fd_context_flush(pctx, NULL, 0);
+	/* TODO do we need to check for persistently mapped buffers and fd_bo_cpu_prep()?? */
+}
+
 /**
  * emit marker string as payload of a no-op packet, which can be
  * decoded by cffdump.
@@ -295,6 +302,7 @@ fd_context_init(struct fd_context *ctx, struct pipe_screen *pscreen,
 	pctx->create_fence_fd = fd_create_fence_fd;
 	pctx->fence_server_sync = fd_fence_server_sync;
 	pctx->texture_barrier = fd_texture_barrier;
+	pctx->memory_barrier = fd_memory_barrier;
 
 	pctx->stream_uploader = u_upload_create_default(pctx);
 	if (!pctx->stream_uploader)