linux-kernel - Re: [PATCH 04/11] drm/mediatek: ovl: Enable per-plane color operations on MT8195

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Message-ID: <515f2adf162b33785790acdebe5b345571ade668.camel@mediatek.com>
Date: Wed, 24 Dec 2025 02:19:17 +0000
From: Macpaul Lin (林智斌) <Macpaul.Lin@...iatek.com>
To: "tzimmermann@...e.de" <tzimmermann@...e.de>, "chunkuang.hu@...nel.org"
	<chunkuang.hu@...nel.org>, "simona@...ll.ch" <simona@...ll.ch>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	"airlied@...il.com" <airlied@...il.com>, "p.zabel@...gutronix.de"
	<p.zabel@...gutronix.de>, "maarten.lankhorst@...ux.intel.com"
	<maarten.lankhorst@...ux.intel.com>, "mripard@...nel.org"
	<mripard@...nel.org>, Nicolas Prado <nfraprado@...labora.com>,
	"matthias.bgg@...il.com" <matthias.bgg@...il.com>
CC: Ariel D'Alessandro <ariel.dalessandro@...labora.com>,
	Bear Wang (萩原惟德) <bear.wang@...iatek.com>,
	"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Pablo Sun (孫毓翔) <pablo.sun@...iatek.com>,
	"linux-arm-kernel@...ts.infradead.org"
	<linux-arm-kernel@...ts.infradead.org>, "linux-mediatek@...ts.infradead.org"
	<linux-mediatek@...ts.infradead.org>, Daniel Stone <daniels@...labora.com>,
	"kernel@...labora.com" <kernel@...labora.com>
Subject: Re: [PATCH 04/11] drm/mediatek: ovl: Enable per-plane color
 operations on MT8195

On Tue, 2025-12-23 at 16:44 -0300, Nícolas F. R. A. Prado wrote:
> MT8195's OVL hardware supports per-plane color operations. Enable
> support for it in the driver.
> 
> Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
> ---
>  drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> index 46238c21b0ac..cfc6a3154f73 100644
> --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> @@ -738,6 +738,7 @@ static const struct mtk_disp_ovl_data
> mt8195_ovl_driver_data = {
>         .fmt_rgb565_is_0 = true,
>         .smi_id_en = true,
>         .supports_afbc = true,
> +       .supports_plane_colorops = true,
>         .blend_modes = BIT(DRM_MODE_BLEND_PREMULTI) |
>                        BIT(DRM_MODE_BLEND_COVERAGE) |
>                        BIT(DRM_MODE_BLEND_PIXEL_NONE),
> 
> --
> 2.51.0
> 
> 

Reviewed-by: Macpaul Lin <macpaul.lin@...iatek.com>

Best regards,
Macpaul Lin