[U-Boot] [PATCH] sunxi: Fix display timing flags

Giulio Benetti giulio.benetti at micronovasrl.com
Tue Jan 16 16:43:48 UTC 2018


flags member of struct timing was not initialized,
this took to unpredictable behaviour of display flags,
such DISPLAY_FLAGS_HSYNC_HIGH instead of _LOW etc.

Init timing->flags = 0

Signed-off-by: Giulio Benetti <giulio.benetti at micronovasrl.com>
---
 drivers/video/sunxi/sunxi_display.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/video/sunxi/sunxi_display.c b/drivers/video/sunxi/sunxi_display.c
index 0630289..f191ef1 100644
--- a/drivers/video/sunxi/sunxi_display.c
+++ b/drivers/video/sunxi/sunxi_display.c
@@ -625,6 +625,8 @@ static void sunxi_ctfb_mode_to_display_timing(const struct ctfb_res_modes *mode,
 	timing->vback_porch.typ = mode->upper_margin;
 	timing->vsync_len.typ = mode->vsync_len;
 
+	timing->flags = 0;
+
 	if (mode->sync & FB_SYNC_HOR_HIGH_ACT)
 		timing->flags |= DISPLAY_FLAGS_HSYNC_HIGH;
 	else
-- 
2.7.4



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