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, 2 deletions

diff --git a/src/gallium/drivers/trace/tr_context.c b/src/gallium/drivers/trace/tr_context.c
index e713abaebb8..0b56517e696 100644
--- a/src/gallium/drivers/trace/tr_context.c
+++ b/src/gallium/drivers/trace/tr_context.c
@@ -185,12 +185,13 @@ trace_context_destroy_query(struct pipe_context *_pipe,
 }
 
 
-static INLINE void
+static INLINE boolean
 trace_context_begin_query(struct pipe_context *_pipe,
                           struct pipe_query *query)
 {
    struct trace_context *tr_ctx = trace_context(_pipe);
    struct pipe_context *pipe = tr_ctx->pipe;
+   boolean ret;
 
    query = trace_query_unwrap(query);
 
@@ -199,9 +200,10 @@ trace_context_begin_query(struct pipe_context *_pipe,
    trace_dump_arg(ptr, pipe);
    trace_dump_arg(ptr, query);
 
-   pipe->begin_query(pipe, query);
+   ret = pipe->begin_query(pipe, query);
 
    trace_dump_call_end();
+   return ret;
 }