RE: [PATCH v1] spi: nxp-fspi: Use min macro

From: David Laight
Date: Sat Aug 31 2024 - 08:22:51 EST


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@xxxxxxxx>
> > ---
> > 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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