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Message-ID: <c8de69fc6cb6029e96f3e6b6c1eeb1de9304ccff.camel@ndufresne.ca>
Subject: Re: [PATCH] media: verisilicon: Fix auxiliary buffers allocation
 size
From: Nicolas Dufresne <nicolas@ndufresne.ca>
To: Benjamin Gaignard <benjamin.gaignard@collabora.com>, 
	ezequiel@vanguardiasur.com.ar, p.zabel@pengutronix.de, mchehab@kernel.org, 
	heiko@sntech.de
Cc: linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org, 
	linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, 
	kernel@collabora.com
Date: Thu, 04 Apr 2024 14:00:55 -0400
In-Reply-To: <20240328093439.18712-2-benjamin.gaignard@collabora.com>
References: <20240328093439.18712-1-benjamin.gaignard@collabora.com>
	 <20240328093439.18712-2-benjamin.gaignard@collabora.com>
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Hi,

Le jeudi 28 mars 2024 =C3=A0 10:34 +0100, Benjamin Gaignard a =C3=A9crit=C2=
=A0:
> Use v4l2_av1_tile_info->tile_cols to know the number of colons
> in the frame. This made auxiliary buffers meory size computation
> more accurate.

Seems like this is potentially going to impact some conformance tests. Anyt=
hing
to report from fluster results ?

Nicolas

>=20
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
> Fixes: 727a400686a2 ("media: verisilicon: Add Rockchip AV1 decoder")
> ---
>  .../media/platform/verisilicon/rockchip_vpu981_hw_av1_dec.c    | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>=20
> diff --git a/drivers/media/platform/verisilicon/rockchip_vpu981_hw_av1_de=
c.c b/drivers/media/platform/verisilicon/rockchip_vpu981_hw_av1_dec.c
> index cc4483857489..65e8f2d07400 100644
> --- a/drivers/media/platform/verisilicon/rockchip_vpu981_hw_av1_dec.c
> +++ b/drivers/media/platform/verisilicon/rockchip_vpu981_hw_av1_dec.c
> @@ -257,7 +257,8 @@ static int rockchip_vpu981_av1_dec_tiles_reallocate(s=
truct hantro_ctx *ctx)
>  	struct hantro_dev *vpu =3D ctx->dev;
>  	struct hantro_av1_dec_hw_ctx *av1_dec =3D &ctx->av1_dec;
>  	struct hantro_av1_dec_ctrls *ctrls =3D &av1_dec->ctrls;
> -	unsigned int num_tile_cols =3D 1 << ctrls->tile_group_entry->tile_col;
> +	const struct v4l2_av1_tile_info *tile_info =3D &ctrls->frame->tile_info=
;
> +	unsigned int num_tile_cols =3D tile_info->tile_cols;
>  	unsigned int height =3D ALIGN(ctrls->frame->frame_height_minus_1 + 1, 6=
4);
>  	unsigned int height_in_sb =3D height / 64;
>  	unsigned int stripe_num =3D ((height + 8) + 63) / 64;