linux-kernel - Re: [PATCH v2 7/7] meida: mtk-vcodec: remove unused func parameter

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Date:   Mon, 27 Dec 2021 16:06:39 +0900
From:   Alexandre Courbot <acourbot@...omium.org>
To:     Dafna Hirschfeld <dafna.hirschfeld@...labora.com>
Cc:     Linux Media Mailing List <linux-media@...r.kernel.org>,
        kernel@...labora.com, Andrew-CT Chen <andrew-ct.chen@...iatek.com>,
        courbot@...omium.org, Dafna Hirschfeld <dafna3@...il.com>,
        eizan@...omium.org, houlong.wei@...iatek.com,
        Hsin-Yi Wang <hsinyi@...omium.org>,
        Hans Verkuil <hverkuil@...all.nl>,
        Irui Wang <irui.wang@...iatek.com>,
        LKML <linux-kernel@...r.kernel.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>,
        Maoguang Meng (孟毛广) 
        <maoguang.meng@...iatek.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        minghsiu.tsai@...iatek.com, Tomasz Figa <tfiga@...omium.org>,
        Tiffany Lin <tiffany.lin@...iatek.com>
Subject: Re: [PATCH v2 7/7] meida: mtk-vcodec: remove unused func parameter

On Wed, Nov 17, 2021 at 10:07 PM Dafna Hirschfeld
<dafna.hirschfeld@...labora.com> wrote:
>
> The prarameter bs_size to function vpu_enc_encode
> is not used. Remove it.
>
> Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@...labora.com>

Indeed, it's an output parameter of the calling functions and has no
business being passed to vpu_enc_encode.

With the typo in the headline fixed,

Reviewed-by: Alexandre Courbot <acourbot@...omium.org>


> ---
>  drivers/media/platform/mtk-vcodec/venc/venc_h264_if.c | 9 +++------
>  drivers/media/platform/mtk-vcodec/venc/venc_vp8_if.c  | 3 +--
>  drivers/media/platform/mtk-vcodec/venc_vpu_if.c       | 1 -
>  drivers/media/platform/mtk-vcodec/venc_vpu_if.h       | 1 -
>  4 files changed, 4 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/media/platform/mtk-vcodec/venc/venc_h264_if.c b/drivers/media/platform/mtk-vcodec/venc/venc_h264_if.c
> index b6a4f2074fa5..bf03888a824f 100644
> --- a/drivers/media/platform/mtk-vcodec/venc/venc_h264_if.c
> +++ b/drivers/media/platform/mtk-vcodec/venc/venc_h264_if.c
> @@ -367,8 +367,7 @@ static int h264_encode_sps(struct venc_h264_inst *inst,
>
>         mtk_vcodec_debug_enter(inst);
>
> -       ret = vpu_enc_encode(&inst->vpu_inst, H264_BS_MODE_SPS, NULL,
> -                            bs_buf, bs_size, NULL);
> +       ret = vpu_enc_encode(&inst->vpu_inst, H264_BS_MODE_SPS, NULL, bs_buf, NULL);
>         if (ret)
>                 return ret;
>
> @@ -394,8 +393,7 @@ static int h264_encode_pps(struct venc_h264_inst *inst,
>
>         mtk_vcodec_debug_enter(inst);
>
> -       ret = vpu_enc_encode(&inst->vpu_inst, H264_BS_MODE_PPS, NULL,
> -                            bs_buf, bs_size, NULL);
> +       ret = vpu_enc_encode(&inst->vpu_inst, H264_BS_MODE_PPS, NULL, bs_buf, NULL);
>         if (ret)
>                 return ret;
>
> @@ -451,8 +449,7 @@ static int h264_encode_frame(struct venc_h264_inst *inst,
>         mtk_vcodec_debug(inst, "frm_count = %d,skip_frm_count =%d,frm_type=%d.\n",
>                          frame_info.frm_count, frame_info.skip_frm_count,
>                          frame_info.frm_type);
> -       ret = vpu_enc_encode(&inst->vpu_inst, H264_BS_MODE_FRAME, frm_buf,
> -                            bs_buf, bs_size, &frame_info);
> +       ret = vpu_enc_encode(&inst->vpu_inst, H264_BS_MODE_FRAME, frm_buf, bs_buf, &frame_info);
>         if (ret)
>                 return ret;
>
> diff --git a/drivers/media/platform/mtk-vcodec/venc/venc_vp8_if.c b/drivers/media/platform/mtk-vcodec/venc/venc_vp8_if.c
> index 8267a9c4fd25..6b66957d5192 100644
> --- a/drivers/media/platform/mtk-vcodec/venc/venc_vp8_if.c
> +++ b/drivers/media/platform/mtk-vcodec/venc/venc_vp8_if.c
> @@ -302,8 +302,7 @@ static int vp8_enc_encode_frame(struct venc_vp8_inst *inst,
>
>         mtk_vcodec_debug(inst, "->frm_cnt=%d", inst->frm_cnt);
>
> -       ret = vpu_enc_encode(&inst->vpu_inst, 0, frm_buf, bs_buf, bs_size,
> -                            NULL);
> +       ret = vpu_enc_encode(&inst->vpu_inst, 0, frm_buf, bs_buf, NULL);
>         if (ret)
>                 return ret;
>
> diff --git a/drivers/media/platform/mtk-vcodec/venc_vpu_if.c b/drivers/media/platform/mtk-vcodec/venc_vpu_if.c
> index be6d8790a41e..e7899d8a3e4e 100644
> --- a/drivers/media/platform/mtk-vcodec/venc_vpu_if.c
> +++ b/drivers/media/platform/mtk-vcodec/venc_vpu_if.c
> @@ -225,7 +225,6 @@ int vpu_enc_set_param(struct venc_vpu_inst *vpu,
>  int vpu_enc_encode(struct venc_vpu_inst *vpu, unsigned int bs_mode,
>                    struct venc_frm_buf *frm_buf,
>                    struct mtk_vcodec_mem *bs_buf,
> -                  unsigned int *bs_size,
>                    struct venc_frame_info *frame_info)
>  {
>         const bool is_ext = MTK_ENC_CTX_IS_EXT(vpu->ctx);
> diff --git a/drivers/media/platform/mtk-vcodec/venc_vpu_if.h b/drivers/media/platform/mtk-vcodec/venc_vpu_if.h
> index f9be9cab7ff7..f83bc1b3f2bf 100644
> --- a/drivers/media/platform/mtk-vcodec/venc_vpu_if.h
> +++ b/drivers/media/platform/mtk-vcodec/venc_vpu_if.h
> @@ -45,7 +45,6 @@ int vpu_enc_set_param(struct venc_vpu_inst *vpu,
>  int vpu_enc_encode(struct venc_vpu_inst *vpu, unsigned int bs_mode,
>                    struct venc_frm_buf *frm_buf,
>                    struct mtk_vcodec_mem *bs_buf,
> -                  unsigned int *bs_size,
>                    struct venc_frame_info *frame_info);
>  int vpu_enc_deinit(struct venc_vpu_inst *vpu);
>
> --
> 2.17.1
>