[PATCH v2] media: verisilicon: Create AV1 helper library

[Nicolas Dufresne]

Le jeudi 12 mars 2026 à 10:15 +0100, Benjamin Gaignard a écrit :
> Regroup all none hardware related AV1 functions into a helper library.
> The goal is to avoid code duplication for futur AV1 codecs.
> 
> Tested on rock 5b board Fluster score remains the same 204/241.
> 
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard at collabora.com>
> ---
> change in v2
> - rockchip av1 codec use hantro_av1_get_hardware_tx_mode() and no more
>   it own function.
> 
>  drivers/media/platform/verisilicon/Makefile   |   7 +-
>  .../media/platform/verisilicon/hantro_av1.c   | 780 +++++++++++++++
>  .../media/platform/verisilicon/hantro_av1.h   |  62 ++
>  ...entropymode.c => hantro_av1_entropymode.c} |  18 +-
>  ...entropymode.h => hantro_av1_entropymode.h} |  18 +-
>  ...av1_filmgrain.c => hantro_av1_filmgrain.c} |  82 +-
>  .../verisilicon/hantro_av1_filmgrain.h        |  44 +
>  .../media/platform/verisilicon/hantro_hw.h    |   4 +-
>  .../verisilicon/rockchip_av1_filmgrain.h      |  36 -
>  .../verisilicon/rockchip_vpu981_hw_av1_dec.c  | 942 ++----------------
>  10 files changed, 1048 insertions(+), 945 deletions(-)
>  create mode 100644 drivers/media/platform/verisilicon/hantro_av1.c
>  create mode 100644 drivers/media/platform/verisilicon/hantro_av1.h
>  rename drivers/media/platform/verisilicon/{rockchip_av1_entropymode.c => hantro_av1_entropymode.c} (99%)
>  rename drivers/media/platform/verisilicon/{rockchip_av1_entropymode.h => hantro_av1_entropymode.h} (95%)
>  rename drivers/media/platform/verisilicon/{rockchip_av1_filmgrain.c => hantro_av1_filmgrain.c} (92%)
>  create mode 100644 drivers/media/platform/verisilicon/hantro_av1_filmgrain.h
>  delete mode 100644 drivers/media/platform/verisilicon/rockchip_av1_filmgrain.h

[...]
 
>  	rockchip_vpu981_av1_dec_set_parameters(ctx);
>  	rockchip_vpu981_av1_dec_set_global_model(ctx);
> @@ -2197,6 +1439,16 @@ int rockchip_vpu981_av1_dec_run(struct hantro_ctx *ctx)
>  	return ret;
>  }
>  
> +int rockchip_vpu981_av1_dec_init(struct hantro_ctx *ctx)

nit: The wrapper is no longer needed, you can change rockchip_vpu_hw.c code to:

           .init = hantro_av1_init

> +{
> +	return hantro_av1_init(ctx);
> +}
> +
> +void rockchip_vpu981_av1_dec_exit(struct hantro_ctx *ctx)
> +{
> +	hantro_av1_exit(ctx);

Same nit, different function. Appart from that:

Reviewed-by: Nicolas Dufresne <nicolas.dufresne at collabora.com>

> +}
> +
>  static void rockchip_vpu981_postproc_enable(struct hantro_ctx *ctx)
>  {
>  	struct hantro_dev *vpu = ctx->dev;
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