[PATCH v2 1/9] exynos/fimg2d: fix empty buffer handling in g2d_flush()

Tobias Jakobi tjakobi at math.uni-bielefeld.de
Tue Sep 8 08:22:26 PDT 2015


Empty command buffers are no error, we just don't have
anything to do for flushing then.

Signed-off-by: Tobias Jakobi <tjakobi at math.uni-bielefeld.de>
---
 exynos/exynos_fimg2d.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/exynos/exynos_fimg2d.c b/exynos/exynos_fimg2d.c
index 24a06d0..4a88e0c 100644
--- a/exynos/exynos_fimg2d.c
+++ b/exynos/exynos_fimg2d.c
@@ -191,7 +191,7 @@ static int g2d_flush(struct g2d_context *ctx)
 	struct drm_exynos_g2d_set_cmdlist cmdlist = {0};
 
 	if (ctx->cmd_nr == 0 && ctx->cmd_buf_nr == 0)
-		return -1;
+		return 0;
 
 	if (ctx->cmdlist_nr >= G2D_MAX_CMD_LIST_NR) {
 		fprintf(stderr, "Overflow cmdlist.\n");
-- 
2.0.5



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