linux-kernel - Re: [PATCH 13/15] drm/mediatek: Add missing plane settings when async update

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Date:   Thu, 7 Sep 2023 14:33:29 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Hsiao Chien Sung <shawn.sung@...iatek.com>,
        Chun-Kuang Hu <chunkuang.hu@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Jassi Brar <jassisinghbrar@...il.com>
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org,
        Project_Global_Chrome_Upstream_Group@...iatek.com,
        Singo Chang <singo.chang@...iatek.com>,
        Nancy Lin <nancy.lin@...iatek.com>,
        Jason-JH Lin <jason-jh.lin@...iatek.com>
Subject: Re: [PATCH 13/15] drm/mediatek: Add missing plane settings when async
 update

Il 23/08/23 17:13, Hsiao Chien Sung ha scritto:
> Fix an issue that plane coordinate was not saved when
> calling async update.
> 
> Signed-off-by: Hsiao Chien Sung <shawn.sung@...iatek.com>

 From what I understand, this is a fix for an issue that was present before
your newly introduced code.

This means that you want to add a Fixes tag, and that you should also send
this commit separately from the IGT series. Please do that.

Thanks,
Angelo

> ---
>   drivers/gpu/drm/mediatek/mtk_drm_plane.c | 2 ++
>   1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> index ca22d02375d5..dc19827f6927 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> @@ -210,6 +210,8 @@ static void mtk_plane_atomic_async_update(struct drm_plane *plane,
>   	plane->state->src_y = new_state->src_y;
>   	plane->state->src_h = new_state->src_h;
>   	plane->state->src_w = new_state->src_w;
> +	plane->state->dst.x1 = new_state->dst.x1;
> +	plane->state->dst.y1 = new_state->dst.y1;
>   	swap(plane->state->fb, new_state->fb);
>   
>   	mtk_plane_update_new_state(new_state, new_plane_state);