jeans/LibreELEC.tv
jeans/LibreELEC.tv
1
0
Fork 0
mirror of https://github.com/LibreELEC/LibreELEC.tv.git synced 2025-08-01 06:57:50 +00:00
Code Issues Packages Projects Releases Wiki Activity

Rockchip: linux: add patch to fix RGB to YUV422 conversion in dw-hdmi

Browse Source
This commit is contained in:
Alex Bee 2021-05-13 18:16:29 +02:00
parent aada40add9
commit 8cce2e2fe8
1 changed files with 35 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
projects/Rockchip/patches/linux/default/linux-1001-drm-rockchip.patch
View File

@ -3421,3 +3421,38 @@ index 3719309ad0d0..00025dcd3bb9 100644
{ /* sentinel */ }
};
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Algea Cao <algea.cao@rock-chips.com>
Date: Wed, 6 Jun 2018 15:47:12 +0800
Subject: [PATCH] drm/bridge: synopsys: dw-hdmi: Select formula1 for csc
decimation
Formula3 and Formula2 for csc decimation will cause hdmi yuv422
display err.
Formula3:
The pixel color of left 0-14 columns and right 0-12 columns is
err.
Formula2:
The pixel color of left 0-2 columns is err.
Change-Id: I94fdd5fd962a24fde02dde1fe3ac10437ad117ad
Signed-off-by: Algea Cao <algea.cao@rock-chips.com>
---
drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
index 3340aef73d8d..d798846579f5 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
@@ -1060,7 +1060,7 @@ static void hdmi_video_csc(struct dw_hdmi *hdmi)
if (is_color_space_interpolation(hdmi))
interpolation = HDMI_CSC_CFG_INTMODE_CHROMA_INT_FORMULA1;
else if (is_color_space_decimation(hdmi))
- decimation = HDMI_CSC_CFG_DECMODE_CHROMA_INT_FORMULA3;
+ decimation = HDMI_CSC_CFG_DECMODE_CHROMA_INT_FORMULA1;
switch (hdmi_bus_fmt_color_depth(hdmi->hdmi_data.enc_out_bus_format)) {
case 8: