[Mesa-dev] [PATCH 09/17] mesa/st: add support for waiting for semaphore objects

[Andres Rodriguez]

Bits to implement ServerWaitSemaphoreObject/ServerSignalSemaphoreObject

Signed-off-by: Andres Rodriguez <andresx7 at gmail.com>
---
 src/mesa/state_tracker/st_cb_semaphoreobjects.c | 28 +++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/src/mesa/state_tracker/st_cb_semaphoreobjects.c b/src/mesa/state_tracker/st_cb_semaphoreobjects.c
index 47ece47..4cff3fd 100644
--- a/src/mesa/state_tracker/st_cb_semaphoreobjects.c
+++ b/src/mesa/state_tracker/st_cb_semaphoreobjects.c
@@ -1,5 +1,7 @@
+
 #include "main/imports.h"
 #include "main/mtypes.h"
+#include "main/context.h"
 
 #include "main/externalobjects.h"
 
@@ -47,10 +49,36 @@ st_import_semaphoreobj_fd(struct gl_context *ctx,
 #endif
 }
 
+static void
+st_server_wait_semaphore(struct gl_context *ctx,
+                         struct gl_semaphore_object *semObj)
+{
+   struct st_semaphore_object *st_obj = st_semaphore_object(semObj);
+   struct st_context *st = st_context(ctx);
+   struct pipe_context *pipe = st->pipe;
+
+   _mesa_flush(ctx);
+   pipe->semobj_wait(pipe, st_obj->semaphore);
+}
+
+static void
+st_server_signal_semaphore(struct gl_context *ctx,
+                           struct gl_semaphore_object *semObj)
+{
+   struct st_semaphore_object *st_obj = st_semaphore_object(semObj);
+   struct st_context *st = st_context(ctx);
+   struct pipe_context *pipe = st->pipe;
+
+   pipe->semobj_signal(pipe, st_obj->semaphore);
+   _mesa_flush(ctx);
+}
+
 void
 st_init_semaphoreobject_functions(struct dd_function_table *functions)
 {
    functions->NewSemaphoreObject = st_semaphoreobj_alloc;
    functions->DeleteSemaphoreObject = st_semaphoreobj_free;
    functions->ImportSemaphoreFd = st_import_semaphoreobj_fd;
+   functions->ServerWaitSemaphoreObject = st_server_wait_semaphore;
+   functions->ServerSignalSemaphoreObject = st_server_signal_semaphore;
 }
-- 
2.9.3