linux-kernel - Re: [PATCH v1 2/9] media: verisilicon: Add AV1 decoder mode and controls

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Message-ID: <ab54d584ce30b99ace048da9b9c9ee317df1a5c5.camel@ndufresne.ca>
Date:   Mon, 19 Dec 2022 15:28:48 -0500
From:   Nicolas Dufresne <nicolas@...fresne.ca>
To:     Benjamin Gaignard <benjamin.gaignard@...labora.com>,
        ezequiel@...guardiasur.com.ar, p.zabel@...gutronix.de,
        mchehab@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, heiko@...ech.de,
        daniel.almeida@...labora.com, nicolas.dufresne@...labora.co.uk
Cc:     linux-media@...r.kernel.org, linux-rockchip@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, kernel@...labora.com
Subject: Re: [PATCH v1 2/9] media: verisilicon: Add AV1 decoder mode and
 controls

Le lundi 19 décembre 2022 à 16:56 +0100, Benjamin Gaignard a écrit :
> Add AV1 decoder as new decoder mode to Hantro driver.
> Register needed AV1 controls for the decoder.
> 
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@...labora.com>

Reviewed-by: Nicolas Dufresne <nicolas.dufresne@...labora.com>

> ---
>  drivers/media/platform/verisilicon/hantro.h   |  3 +++
>  .../media/platform/verisilicon/hantro_drv.c   | 21 +++++++++++++++++++
>  2 files changed, 24 insertions(+)
> 
> diff --git a/drivers/media/platform/verisilicon/hantro.h b/drivers/media/platform/verisilicon/hantro.h
> index 2989ebc631cc..61480825b856 100644
> --- a/drivers/media/platform/verisilicon/hantro.h
> +++ b/drivers/media/platform/verisilicon/hantro.h
> @@ -38,6 +38,7 @@ struct hantro_postproc_ops;
>  #define HANTRO_H264_DECODER	BIT(18)
>  #define HANTRO_HEVC_DECODER	BIT(19)
>  #define HANTRO_VP9_DECODER	BIT(20)
> +#define HANTRO_AV1_DECODER	BIT(21)
>  #define HANTRO_DECODERS		0xffff0000
>  
>  /**
> @@ -111,6 +112,7 @@ struct hantro_variant {
>   * @HANTRO_MODE_VP8_DEC: VP8 decoder.
>   * @HANTRO_MODE_HEVC_DEC: HEVC decoder.
>   * @HANTRO_MODE_VP9_DEC: VP9 decoder.
> + * @HANTRO_MODE_AV1_DEC: AV1 decoder
>   */
>  enum hantro_codec_mode {
>  	HANTRO_MODE_NONE = -1,
> @@ -120,6 +122,7 @@ enum hantro_codec_mode {
>  	HANTRO_MODE_VP8_DEC,
>  	HANTRO_MODE_HEVC_DEC,
>  	HANTRO_MODE_VP9_DEC,
> +	HANTRO_MODE_AV1_DEC,
>  };
>  
>  /*
> diff --git a/drivers/media/platform/verisilicon/hantro_drv.c b/drivers/media/platform/verisilicon/hantro_drv.c
> index 8cb4a68c9119..4500e1fc0f2c 100644
> --- a/drivers/media/platform/verisilicon/hantro_drv.c
> +++ b/drivers/media/platform/verisilicon/hantro_drv.c
> @@ -498,6 +498,27 @@ static const struct hantro_ctrl controls[] = {
>  		.cfg = {
>  			.id = V4L2_CID_STATELESS_VP9_COMPRESSED_HDR,
>  		},
> +	}, {
> +		.codec = HANTRO_AV1_DECODER,
> +		.cfg = {
> +			.id = V4L2_CID_STATELESS_AV1_FRAME,
> +		},
> +	}, {
> +		.codec = HANTRO_AV1_DECODER,
> +		.cfg = {
> +			.id = V4L2_CID_STATELESS_AV1_TILE_GROUP_ENTRY,
> +			.dims = { V4L2_AV1_MAX_TILE_COUNT },
> +		},
> +	}, {
> +		.codec = HANTRO_AV1_DECODER,
> +		.cfg = {
> +			.id = V4L2_CID_STATELESS_AV1_SEQUENCE,
> +		},
> +	}, {
> +		.codec = HANTRO_AV1_DECODER,
> +		.cfg = {
> +			.id = V4L2_CID_STATELESS_AV1_FILM_GRAIN,
> +		},
>  	},
>  };
>