Re: [PATCH v4,5/6] media: mtk-vcodec: Add MT8192 H264 venc driver

From: Irui Wang <irui.wang@mediatek.com>
To: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Cc: Alexandre Courbot <acourbot@chromium.org>,
	Hans Verkuil <hverkuil-cisco@xs4all.nl>,
	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>,
	Hsin-Yi Wang <hsinyi@chromium.org>,
	Maoguang Meng <maoguang.meng@mediatek.com>,
	"Longfei Wang" <longfei.wang@mediatek.com>,
	Yong Wu <yong.wu@mediatek.com>,
	"Yunfei Dong" <yunfei.dong@mediatek.com>,
	Fritz Koenig <frkoenig@chromium.org>,
	Tzung-Bi Shih <tzungbi@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>
Subject: Re: [PATCH v4,5/6] media: mtk-vcodec: Add MT8192 H264 venc driver
Date: Thu, 3 Jun 2021 11:55:34 +0800	[thread overview]
Message-ID: <1622692534.28790.4.camel@mhfsdcap03> (raw)
In-Reply-To: <e95b8c85-4878-eec7-f568-5f16f7fcf955@collabora.com>

Hi,

On Fri, 2021-05-28 at 08:27 +0300, Dafna Hirschfeld wrote:
> Hi
> 
> On 21.05.21 10:01, Irui Wang wrote:
> > Add MT8192 venc driver's compatible and device private data.
> > 
> > Signed-off-by: Irui Wang <irui.wang@mediatek.com>
> > ---
> >   drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h |  1 +
> >   .../media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c | 14 ++++++++++++++
> >   2 files changed, 15 insertions(+)
> > 
> > diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
> > index d03cca95e99b..14893d277bb8 100644
> > --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
> > +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
> > @@ -302,6 +302,7 @@ struct mtk_vcodec_ctx {
> >   enum mtk_chip {
> >   	MTK_MT8173,
> >   	MTK_MT8183,
> > +	MTK_MT8192,
> >   };
> >   
> >   /**
> > diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c
> > index 26b089e81213..78f3dd166917 100644
> > --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c
> > +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c
> > @@ -425,12 +425,26 @@ static const struct mtk_vcodec_enc_pdata mt8183_pdata = {
> >   	.core_id = VENC_SYS,
> >   };
> >   
> > +static const struct mtk_vcodec_enc_pdata mt8192_pdata = {
> > +	.chip = MTK_MT8192,
> > +	.uses_ext = true,
> > +	/* MT8192 supports the same capture formats as MT8183*/
> 
> missing space before '*/'
> 
> > +	.capture_formats = mtk_video_formats_capture_mt8183,
> > +	.num_capture_formats = ARRAY_SIZE(mtk_video_formats_capture_mt8183),
> > +	/* MT8192 supports the same output formats as MT8173 */
> > +	.output_formats = mtk_video_formats_output_mt8173,
> > +	.num_output_formats = ARRAY_SIZE(mtk_video_formats_output_mt8173),
> 
> If all three models mt8173, mt8183 and mt8192 support the same formats then
> we should probably not name the structs according to one of the models, so maybe:
> 
> s/mtk_video_formats_capture_mt8183/mtk_video_formats_capture/
> s/mtk_video_formats_output_mt8173/mtk_video_formats_output/
> 
> or some other naming
> 
> Thanks,
> Dafna

Thanks for your review and comments, we will rename these in another
patchset, this patchset just for MT8192 now.
> 
> 
> > +	.min_bitrate = 64,
> > +	.max_bitrate = 100000000,
> > +	.core_id = VENC_SYS,
> > +};
> >   static const struct of_device_id mtk_vcodec_enc_match[] = {
> >   	{.compatible = "mediatek,mt8173-vcodec-enc",
> >   			.data = &mt8173_avc_pdata},
> >   	{.compatible = "mediatek,mt8173-vcodec-enc-vp8",
> >   			.data = &mt8173_vp8_pdata},
> >   	{.compatible = "mediatek,mt8183-vcodec-enc", .data = &mt8183_pdata},
> > +	{.compatible = "mediatek,mt8192-vcodec-enc", .data = &mt8192_pdata},
> >   	{},
> >   };
> >   MODULE_DEVICE_TABLE(of, mtk_vcodec_enc_match);
> > 

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