Re: [PATCH] drm/mediatek: Fix wrong dither settings

From: Chun-Kuang Hu
Date: Mon Sep 12 2022 - 19:19:03 EST


Hi, Allen:

Allen-KH Cheng <allen-kh.cheng@xxxxxxxxxxxx> 於 2022年9月8日 週四 晚上10:12寫道:
>
> The width and height arguments in the cmdq packet for mtk_dither_config()
> are inverted. We fix the incorrect width and height for dither settings
> in mtk_dither_config().

Applied to mediatek-drm-fixes [1], thanks.

[1] https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux.git/log/?h=mediatek-drm-fixes

Regards,
Chun-Kuang.

>
> Fixes: 73d3724745db ("drm/mediatek: Adjust to the alphabetic order for mediatek-drm")
> Co-developed-by: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx>
> Signed-off-by: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx>
> Signed-off-by: Allen-KH Cheng <allen-kh.cheng@xxxxxxxxxxxx>
> ---
> drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> index 2d72cc5ddaba..6b6d5335c834 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> @@ -157,7 +157,7 @@ static void mtk_dither_config(struct device *dev, unsigned int w,
> {
> struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev);
>
> - mtk_ddp_write(cmdq_pkt, h << 16 | w, &priv->cmdq_reg, priv->regs, DISP_REG_DITHER_SIZE);
> + mtk_ddp_write(cmdq_pkt, w << 16 | h, &priv->cmdq_reg, priv->regs, DISP_REG_DITHER_SIZE);
> mtk_ddp_write(cmdq_pkt, DITHER_RELAY_MODE, &priv->cmdq_reg, priv->regs,
> DISP_REG_DITHER_CFG);
> mtk_dither_set_common(priv->regs, &priv->cmdq_reg, bpc, DISP_REG_DITHER_CFG,
> --
> 2.18.0
>