gallium: make pipe_context::begin_query return a boolean

GL_AMD_performance_monitor must return an error when a monitoring
session cannot be started.

Signed-off-by: Samuel Pitoiset <[email protected]>
Reviewed-by: Marek Olšák <[email protected]>
Reviewed-by: Martin Peres <[email protected]>

1 files changed, 4 insertions, 3 deletions

diff --git a/src/gallium/drivers/rbug/rbug_context.c b/src/gallium/drivers/rbug/rbug_context.c
index 7a8226e0ffa..9ecddad05ec 100644
--- a/src/gallium/drivers/rbug/rbug_context.c
+++ b/src/gallium/drivers/rbug/rbug_context.c
@@ -164,17 +164,18 @@ rbug_destroy_query(struct pipe_context *_pipe,
    pipe_mutex_unlock(rb_pipe->call_mutex);
 }
 
-static void
+static boolean
 rbug_begin_query(struct pipe_context *_pipe,
                  struct pipe_query *query)
 {
    struct rbug_context *rb_pipe = rbug_context(_pipe);
    struct pipe_context *pipe = rb_pipe->pipe;
+   boolean ret;
 
    pipe_mutex_lock(rb_pipe->call_mutex);
-   pipe->begin_query(pipe,
-                     query);
+   ret = pipe->begin_query(pipe, query);
    pipe_mutex_unlock(rb_pipe->call_mutex);
+   return ret;
 }
 
 static void