[U-Boot] [PATCH 2/2] video: dw_hdmi: fix HSYNC and VSYNC polarity settings
Vasily Khoruzhick
anarsoul at gmail.com
Sat Apr 28 21:57:29 UTC 2018
Currently dw_hdmi configures HSYNC polarity using VSYNC setting from
EDID and vice versa. Fix it, since it breaks displays where HSYNC
and VSYNC polarity differs
Signed-off-by: Vasily Khoruzhick <anarsoul at gmail.com>
---
drivers/video/dw_hdmi.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/video/dw_hdmi.c b/drivers/video/dw_hdmi.c
index 6039d676c5..809e29b45f 100644
--- a/drivers/video/dw_hdmi.c
+++ b/drivers/video/dw_hdmi.c
@@ -402,11 +402,11 @@ static void hdmi_av_composer(struct dw_hdmi *hdmi,
/* set up hdmi_fc_invidconf */
inv_val = HDMI_FC_INVIDCONF_HDCP_KEEPOUT_INACTIVE;
- inv_val |= (edid->flags & DISPLAY_FLAGS_HSYNC_HIGH ?
+ inv_val |= (edid->flags & DISPLAY_FLAGS_VSYNC_HIGH ?
HDMI_FC_INVIDCONF_VSYNC_IN_POLARITY_ACTIVE_HIGH :
HDMI_FC_INVIDCONF_VSYNC_IN_POLARITY_ACTIVE_LOW);
- inv_val |= (edid->flags & DISPLAY_FLAGS_VSYNC_HIGH ?
+ inv_val |= (edid->flags & DISPLAY_FLAGS_HSYNC_HIGH ?
HDMI_FC_INVIDCONF_HSYNC_IN_POLARITY_ACTIVE_HIGH :
HDMI_FC_INVIDCONF_HSYNC_IN_POLARITY_ACTIVE_LOW);
--
2.17.0
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