From: David Laight <David.Laight@ACULAB.COM>
To: 'Michael Walle' <mwalle@kernel.org>, Yan Zhen <yanzhen@vivo.com>,
"han.xu@nxp.com" <han.xu@nxp.com>,
"haibo.chen@nxp.com" <haibo.chen@nxp.com>,
"broonie@kernel.org" <broonie@kernel.org>
Cc: "yogeshgaur.83@gmail.com" <yogeshgaur.83@gmail.com>,
"linux-spi@vger.kernel.org" <linux-spi@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"opensource.kernel@vivo.com" <opensource.kernel@vivo.com>
Subject: RE: [PATCH v1] spi: nxp-fspi: Use min macro
Date: Sat, 31 Aug 2024 12:21:48 +0000 [thread overview]
Message-ID: <0cfbe737318f4c27b729c0d91d540abf@AcuMS.aculab.com> (raw)
In-Reply-To: <D3QOCGDROG5A.361R73U5376FE@kernel.org>
From: Michael Walle
> Sent: 27 August 2024 12:58
>
> Hi,
>
> On Tue Aug 27, 2024 at 10:57 AM CEST, Yan Zhen wrote:
> > When the original file is guaranteed to contain the minmax.h header file
> > and compile correctly, using the real macro is usually
> > more intuitive and readable.
>
> The subject doesn't match what you're doing here. Also, shouldn't
> one use max_t()?
You should pretty much never use max_t().
Using it is just an accident waiting to happen.
David
>
> -michael
>
> >
> > Signed-off-by: Yan Zhen <yanzhen@vivo.com>
> > ---
> > drivers/spi/spi-nxp-fspi.c | 3 +--
> > 1 file changed, 1 insertion(+), 2 deletions(-)
> >
> > diff --git a/drivers/spi/spi-nxp-fspi.c b/drivers/spi/spi-nxp-fspi.c
> > index 88397f712a3b..fda902aa5815 100644
> > --- a/drivers/spi/spi-nxp-fspi.c
> > +++ b/drivers/spi/spi-nxp-fspi.c
> > @@ -756,8 +756,7 @@ static int nxp_fspi_read_ahb(struct nxp_fspi *f, const struct spi_mem_op *op)
> > iounmap(f->ahb_addr);
> >
> > f->memmap_start = start;
> > - f->memmap_len = len > NXP_FSPI_MIN_IOMAP ?
> > - len : NXP_FSPI_MIN_IOMAP;
> > + f->memmap_len = max(len, NXP_FSPI_MIN_IOMAP);
> >
> > f->ahb_addr = ioremap(f->memmap_phy + f->memmap_start,
> > f->memmap_len);
-
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prev parent reply other threads:[~2024-08-31 12:22 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-27 8:57 Yan Zhen
2024-08-27 9:30 ` Bough Chen
2024-08-27 11:57 ` Michael Walle
2024-08-31 12:21 ` David Laight [this message]
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