linux-kernel - Re: [PATCH v2 04/23] clk: mediatek: cpumux: Propagate struct device where possible

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Date:   Fri, 6 Jan 2023 18:00:48 +0100
From:   Markus Schneider-Pargmann <msp@...libre.com>
To:     Chen-Yu Tsai <wenst@...omium.org>
Cc:     AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>, mturquette@...libre.com,
        sboyd@...nel.org, matthias.bgg@...il.com, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, johnson.wang@...iatek.com,
        miles.chen@...iatek.com, fparent@...libre.com,
        chun-jie.chen@...iatek.com, sam.shih@...iatek.com,
        y.oudjana@...tonmail.com, nfraprado@...labora.com,
        rex-bc.chen@...iatek.com, ryder.lee@...nel.org,
        daniel@...rotopia.org, jose.exposito89@...il.com,
        yangyingliang@...wei.com, pablo.sun@...iatek.com,
        weiyi.lu@...iatek.com, ikjn@...omium.org,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, devicetree@...r.kernel.org,
        kernel@...labora.com
Subject: Re: [PATCH v2 04/23] clk: mediatek: cpumux: Propagate struct device
 where possible

Hi Angelo,

On Mon, Dec 26, 2022 at 03:07:10PM +0800, Chen-Yu Tsai wrote:
> On Fri, Dec 23, 2022 at 5:43 PM AngeloGioacchino Del Regno
> <angelogioacchino.delregno@...labora.com> wrote:
> >
> > Take a pointer to a struct device in mtk_clk_register_cpumuxes() and
> > propagate the same to mtk_clk_register_cpumux() => clk_hw_register().
> > Even though runtime pm is unlikely to be used with CPU muxes, this
> > helps with code consistency and possibly opens to commonization of
> > some mtk_clk_register_(x) functions.
> >
> > Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
> 
> Reviewed-by: Chen-Yu Tsai <wenst@...omium.org>
> 
> As with the gates patch, could we make the |struct device *| parameter the
> first one? Also for this case I think we could even drop the
> |struct device_node *| parameter.

Reviewed-by: Markus Schneider-Pargmann <msp@...libre.com>

clk_hw_register and others are using the device pointer as first
parameter as well. So I think it makes sense to do it the same way as
ChenYu suggested.

Best,
Markus