linux-kernel - Re: [PATCH 1/1] venus : Fix for H265 decoding failure.

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Message-ID: <fab6a134-21a3-ce49-dede-97f0a4b0dc50@linaro.org>
Date:   Fri, 2 Dec 2022 00:51:04 +0000
From:   Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To:     quic_vboma@...cinc.com,
        Stanimir Varbanov <stanimir.varbanov@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Vikash Garodia <vgarodia@....qualcomm.com>
Subject: Re: [PATCH 1/1] venus : Fix for H265 decoding failure.

On 15/11/2022 12:10, quic_vboma@...cinc.com wrote:
> From: Viswanath Boma <quic_vboma@...cinc.com>
> 
> Aligned the mismatch of persist1 and scratch1 buffer calculation,
> as per the firmware requirements .
> 
> Signed-off-by: Vikash Garodia <vgarodia@....qualcomm.com>
> Signed-off-by: Viswanath Boma <quic_vboma@...cinc.com>
> ---
>   drivers/media/platform/qcom/venus/hfi_plat_bufs_v6.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/media/platform/qcom/venus/hfi_plat_bufs_v6.c b/drivers/media/platform/qcom/venus/hfi_plat_bufs_v6.c
> index ea25c451222b..a9be31ec6927 100644
> --- a/drivers/media/platform/qcom/venus/hfi_plat_bufs_v6.c
> +++ b/drivers/media/platform/qcom/venus/hfi_plat_bufs_v6.c
> @@ -93,7 +93,7 @@
>   #define LCU_MIN_SIZE_PELS		16
>   #define SIZE_SEI_USERDATA		4096
>   
> -#define H265D_MAX_SLICE			600
> +#define H265D_MAX_SLICE			3600
>   #define SIZE_H265D_HW_PIC_T		SIZE_H264D_HW_PIC_T
>   #define SIZE_H265D_BSE_CMD_PER_BUF	(16 * sizeof(u32))
>   #define SIZE_H265D_VPP_CMD_PER_BUF	256
> @@ -1021,7 +1021,7 @@ static u32 h264d_persist1_size(void)
>   static u32 h265d_persist1_size(void)
>   {
>   	return ALIGN((SIZE_SLIST_BUF_H265 * NUM_SLIST_BUF_H265 + H265_NUM_TILE
> -			* sizeof(u32)), HFI_DMA_ALIGNMENT);
> +			* sizeof(u32) + NUM_HW_PIC_BUF * SIZE_SEI_USERDATA), HFI_DMA_ALIGNMENT);
>   }
>   
>   static u32 vp8d_persist1_size(void)

If this is a real fix it need to be applied elsewhere

Please add a Fixes tag

Fixes: 3a75bf4e7925 ("media: venus: Add platform buffers for v6")

and

Cc: <stable@...r.kernel.org> # 5.14.x

---
bod