linux-kernel - Re: [PATCH v8 10/12] pwm: sun4i: Use 64-bit division function

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Message-ID: <CAGb2v65udRk8A6-ZBT8MRo9SUmhc-9i7PeVBi0UTtNMTx_QbKw@mail.gmail.com>
Date:   Wed, 11 Mar 2020 11:35:07 +0800
From:   Chen-Yu Tsai <wens@...e.org>
To:     Guru Das Srinagesh <gurus@...eaurora.org>
Cc:     linux-pwm@...r.kernel.org,
        Thierry Reding <thierry.reding@...il.com>,
        Uwe Kleine-König <uwe@...ine-koenig.org>,
        Subbaraman Narayanamurthy <subbaram@...eaurora.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Maxime Ripard <mripard@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>
Subject: Re: [PATCH v8 10/12] pwm: sun4i: Use 64-bit division function

On Wed, Mar 11, 2020 at 9:41 AM Guru Das Srinagesh <gurus@...eaurora.org> wrote:
>
> Since the PWM framework is switching struct pwm_state.period's datatype
> to u64, prepare for this transition by using div_u64 to handle a 64-bit
> dividend instead of a straight division operation.
>
> Cc: Maxime Ripard <mripard@...nel.org>
> Cc: Chen-Yu Tsai <wens@...e.org>
> Cc: Philipp Zabel <p.zabel@...gutronix.de>
>
> Signed-off-by: Guru Das Srinagesh <gurus@...eaurora.org>

Acked-by: Chen-Yu Tsai <wens@...e.org>