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Subject: Re: [PATCH v1, 7/8] media: uapi: Init VP9 stateless decode params
To:     Yunfei Dong <yunfei.dong@mediatek.com>,
        Alexandre Courbot <acourbot@chromium.org>,
        Hans Verkuil <hverkuil-cisco@xs4all.nl>,
        Tzung-Bi Shih <tzungbi@chromium.org>,
        Tiffany Lin <tiffany.lin@mediatek.com>,
        Andrew-CT Chen <andrew-ct.chen@mediatek.com>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Tomasz Figa <tfiga@google.com>
Cc:     George Sun <george.sun@mediatek.com>,
        Xiaoyong Lu <xiaoyong.lu@mediatek.com>,
        Hsin-Yi Wang <hsinyi@chromium.org>,
        Fritz Koenig <frkoenig@chromium.org>,
        Dafna Hirschfeld <dafna.hirschfeld@collabora.com>,
        Benjamin Gaignard <benjamin.gaignard@collabora.com>,
        Daniel Vetter <daniel@ffwll.ch>,
        dri-devel <dri-devel@lists.freedesktop.org>,
        Irui Wang <irui.wang@mediatek.com>,
        Steve Cho <stevecho@chromium.org>, linux-media@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, srv_heupstream@mediatek.com,
        linux-mediatek@lists.infradead.org,
        Project_Global_Chrome_Upstream_Group@mediatek.com
References: <20220127025544.10854-1-yunfei.dong@mediatek.com>
 <20220127025544.10854-8-yunfei.dong@mediatek.com>
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@collabora.com>
Message-ID: <07468ddd-22a8-c2a5-21fd-8468e0e77d74@collabora.com>
Date:   Thu, 27 Jan 2022 11:35:33 +0100
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Il 27/01/22 03:55, Yunfei Dong ha scritto:
> Init some of VP9 frame decode params to default value.
> 
> Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>

Hello Yunfei,

This patch is not strictly related to MediaTek SoCs, since it's
modfying v4l2-core.
Can you please send this patch separately?

Thanks,
Angelo

> ---
>   drivers/media/v4l2-core/v4l2-ctrls-core.c | 8 ++++++++
>   1 file changed, 8 insertions(+)
> 
> diff --git a/drivers/media/v4l2-core/v4l2-ctrls-core.c b/drivers/media/v4l2-core/v4l2-ctrls-core.c
> index 54abe5245dcc..b25c77b8a445 100644
> --- a/drivers/media/v4l2-core/v4l2-ctrls-core.c
> +++ b/drivers/media/v4l2-core/v4l2-ctrls-core.c
> @@ -112,6 +112,7 @@ static void std_init_compound(const struct v4l2_ctrl *ctrl, u32 idx,
>   	struct v4l2_ctrl_mpeg2_picture *p_mpeg2_picture;
>   	struct v4l2_ctrl_mpeg2_quantisation *p_mpeg2_quant;
>   	struct v4l2_ctrl_vp8_frame *p_vp8_frame;
> +	struct v4l2_ctrl_vp9_frame *p_vp9_frame;
>   	struct v4l2_ctrl_fwht_params *p_fwht_params;
>   	void *p = ptr.p + idx * ctrl->elem_size;
>   
> @@ -152,6 +153,13 @@ static void std_init_compound(const struct v4l2_ctrl *ctrl, u32 idx,
>   		p_vp8_frame = p;
>   		p_vp8_frame->num_dct_parts = 1;
>   		break;
> +	case V4L2_CTRL_TYPE_VP9_FRAME:
> +		p_vp9_frame = p;
> +		p_vp9_frame->profile = 0;
> +		p_vp9_frame->bit_depth = 8;
> +		p_vp9_frame->flags |= V4L2_VP9_FRAME_FLAG_X_SUBSAMPLING |
> +			V4L2_VP9_FRAME_FLAG_Y_SUBSAMPLING;
> +		break;
>   	case V4L2_CTRL_TYPE_FWHT_PARAMS:
>   		p_fwht_params = p;
>   		p_fwht_params->version = V4L2_FWHT_VERSION;
>