From: Sandy Huang <hjc@rock-chips.com>
Date: Tue, 26 Jun 2018 16:16:44 +0800
Subject: drm/rockchip: vop: fixup linebuffer mode calc error
Git-commit: 106359177a57c7ea4a0c31e9cd24e6313b355ed7
Patch-mainline: v4.19-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
linebuffer mode should be LB_YUV_3840X5 when width is bigger than 1280
in yuv mode.
Separate yuv and rgb case makes the scl_vop_cal_lb_mode() logic clearer.
Signed-off-by: Sandy Huang <hjc@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/1530001004-25036-1-git-send-email-hjc@rock-chips.com
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/rockchip/rockchip_drm_vop.h | 23 +++++++++++++----------
1 file changed, 13 insertions(+), 10 deletions(-)
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.h
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.h
@@ -331,16 +331,19 @@ static inline int scl_vop_cal_lb_mode(in
{
int lb_mode;
- if (width > 2560)
- lb_mode = LB_RGB_3840X2;
- else if (width > 1920)
- lb_mode = LB_RGB_2560X4;
- else if (!is_yuv)
- lb_mode = LB_RGB_1920X5;
- else if (width > 1280)
- lb_mode = LB_YUV_3840X5;
- else
- lb_mode = LB_YUV_2560X8;
+ if (is_yuv) {
+ if (width > 1280)
+ lb_mode = LB_YUV_3840X5;
+ else
+ lb_mode = LB_YUV_2560X8;
+ } else {
+ if (width > 2560)
+ lb_mode = LB_RGB_3840X2;
+ else if (width > 1920)
+ lb_mode = LB_RGB_2560X4;
+ else
+ lb_mode = LB_RGB_1920X5;
+ }
return lb_mode;
}