linux-kernel - Re: [PATCH v2,8/9] media: mtk-jpegenc: Generalize jpegenc HW operations interfaces

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Message-ID: <CA+Px+wVwuujSM2MN3VC=kAAU4+M8ZwDhVE3WbUe9R39EuEWDuQ@mail.gmail.com>
Date:   Tue, 6 Jul 2021 19:00:56 +0800
From:   Tzung-Bi Shih <tzungbi@...gle.com>
To:     "kyrie.wu" <kyrie.wu@...iatek.com>
Cc:     Hans Verkuil <hverkuil-cisco@...all.nl>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Bin Liu <bin.liu@...iatek.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Tzung-Bi Shih <tzungbi@...omium.org>,
        Project_Global_Chrome_Upstream_Group@...iatek.com,
        linux-media@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org,
        Tomasz Figa <tfiga@...omium.org>, xia.jiang@...iatek.com,
        maoguang.meng@...iatek.com, srv_heupstream@...iatek.com
Subject: Re: [PATCH v2,8/9] media: mtk-jpegenc: Generalize jpegenc HW
 operations interfaces

On Wed, Jun 30, 2021 at 3:28 PM kyrie.wu <kyrie.wu@...iatek.com> wrote:
> Generalizes jpegenc select/deselect HW and set params interfaces.
No code is using the functions.  The patch needs to be submitted with
other patches.

> +static int mtk_jpeg_select_hw(struct mtk_jpeg_ctx *ctx)
> +{
> +       int hw_id = -1;
> +       int i;
> +       unsigned long flags;
> +       struct mtk_jpeg_dev *jpeg = ctx->jpeg, *comp_jpeg = NULL;
comp_jpeg doesn't need to be initialized.