[Mesa-dev] [PATCH 17/18] radeonsi: early exist in si_clear if there's nothing to do

Marek Olšák maraeo at gmail.com
Tue Jul 28 03:05:52 PDT 2015


From: Marek Olšák <marek.olsak at amd.com>

---
 src/gallium/drivers/radeonsi/si_blit.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/gallium/drivers/radeonsi/si_blit.c b/src/gallium/drivers/radeonsi/si_blit.c
index c3591a7..c892623 100644
--- a/src/gallium/drivers/radeonsi/si_blit.c
+++ b/src/gallium/drivers/radeonsi/si_blit.c
@@ -342,6 +342,8 @@ static void si_clear(struct pipe_context *ctx, unsigned buffers,
 	if (buffers & PIPE_CLEAR_COLOR) {
 		evergreen_do_fast_color_clear(&sctx->b, fb, &sctx->framebuffer.atom,
 					      &buffers, color);
+		if (!buffers)
+			return; /* all buffers have been fast cleared */
 	}
 
 	if (buffers & PIPE_CLEAR_COLOR) {
-- 
2.1.4



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