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From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Wolfram Sang <wsa@the-dreams.de>
Cc: Wolfram Sang <wsa+renesas@sang-engineering.com>,
	Linux I2C <linux-i2c@vger.kernel.org>,
	Linux-Renesas <linux-renesas-soc@vger.kernel.org>
Subject: Re: [RFC/RFT 1/7] i2c: sh_mobile: simplify sending address for RX
Date: Thu, 17 Jan 2019 11:23:16 +0100	[thread overview]
Message-ID: <CAMuHMdX32xKbKpSDL4uLrCdunspeWAgFFZRooHUSn77O+D=K5Q@mail.gmail.com> (raw)
In-Reply-To: <20190117101824.7knzifej66j2lo3o@ninjato>

Hi Wolfram,

On Thu, Jan 17, 2019 at 11:18 AM Wolfram Sang <wsa@the-dreams.de> wrote:
> On Thu, Jan 17, 2019 at 11:11:09AM +0100, Geert Uytterhoeven wrote:
> > On Thu, Jan 17, 2019 at 1:36 AM Wolfram Sang
> > <wsa+renesas@sang-engineering.com> wrote:
> > > pd->pos won't be smaller than -1, so we can simplify the logic.
> > >
> > > Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
> >
> > Thanks for your patch!
> >
> > > --- a/drivers/i2c/busses/i2c-sh_mobile.c
> > > +++ b/drivers/i2c/busses/i2c-sh_mobile.c
> > > @@ -392,13 +392,9 @@ static int sh_mobile_i2c_isr_rx(struct sh_mobile_i2c_data *pd)
> > >         int real_pos;
> > >
> > >         do {
> > > -               if (pd->pos <= -1) {
> >
> > If this condition is never true, shouldn't the block just be removed instead?
>
> "pd->pos won't be *smaller* than -1"

I stand corrected.

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds

  reply	other threads:[~2019-01-17 10:23 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-16 21:05 [RFC/RFT 0/7] i2c: sh_mobile: state machine simplifications Wolfram Sang
2019-01-16 21:05 ` [RFC/RFT 1/7] i2c: sh_mobile: simplify sending address for RX Wolfram Sang
2019-01-17 10:11   ` Geert Uytterhoeven
2019-01-17 10:18     ` Wolfram Sang
2019-01-17 10:23       ` Geert Uytterhoeven [this message]
2019-01-16 21:05 ` [RFC/RFT 2/7] i2c: sh_mobile: remove get_data function Wolfram Sang
2019-01-17 10:25   ` Geert Uytterhoeven
2019-01-16 21:05 ` [RFC/RFT 3/7] i2c: sh_mobile: drop 'data' argument from i2c_op function Wolfram Sang
2019-01-17 10:30   ` Geert Uytterhoeven
2019-01-16 21:05 ` [RFC/RFT 4/7] i2c: sh_mobile: remove is_first_byte function Wolfram Sang
2019-01-17 10:30   ` Geert Uytterhoeven
2019-01-16 21:05 ` [RFC/RFT 5/7] i2c: sh_mobile: replace break; with if-block Wolfram Sang
2019-01-17 10:32   ` Geert Uytterhoeven
2019-01-16 21:05 ` [RFC/RFT 6/7] i2c: sh_mobile: refactor rx isr Wolfram Sang
2019-01-17 10:36   ` Geert Uytterhoeven
2019-01-16 21:05 ` [RFC/RFT 7/7] i2c: sh_mobile: update copyright and comments Wolfram Sang
2019-01-17 10:41   ` Geert Uytterhoeven
2019-01-17 17:05     ` Wolfram Sang
2019-01-18  8:34       ` Geert Uytterhoeven
2019-01-18 10:16         ` Wolfram Sang
2019-01-22 23:12 ` [RFC/RFT 0/7] i2c: sh_mobile: state machine simplifications Wolfram Sang

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