linux-kernel - Re: [PATCH 2/4] clk: meson: meson8b: Fix the polarity of the RESET

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Message-ID: <CAFBinCAtSPTHfbr5KGNFFg3eo_d2p2q59fQfMXu+XkOb8WVrDQ@mail.gmail.com>
Date:   Thu, 16 Apr 2020 20:12:48 +0200
From:   Martin Blumenstingl <martin.blumenstingl@...glemail.com>
To:     Jerome Brunet <jbrunet@...libre.com>
Cc:     linux-amlogic@...ts.infradead.org, linux-clk@...r.kernel.org,
        Neil Armstrong <narmstrong@...libre.com>,
        mturquette@...libre.com, sboyd@...nel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/4] clk: meson: meson8b: Fix the polarity of the RESET_N lines

Hi Jerome,

On Thu, Apr 16, 2020 at 12:38 PM Jerome Brunet <jbrunet@...libre.com> wrote:
[...]
> >
> >       if (id >= ARRAY_SIZE(meson8b_clk_reset_bits))
> >               return -EINVAL;
> >
> >       reset = &meson8b_clk_reset_bits[id];
> >
> > +     if (assert == reset->active_low)
> > +             value = 0;
> > +     else
> > +             value = BIT(reset->bit_idx);
>
> if (assert ^ reset->active_low)
>         value = BIT(reset->bit_idx);
I can do that, but I prefer "!=" over "^" because the result is
expected to be a bool (and because I'm not used to reading "^" for
logical comparisons)
will this work for you as well?


Martin