Re: [PATCH v3 17/17] spi: s3c64xx: use bitfield access macros

From: Mark Brown
Date: Mon Jan 29 2024 - 11:43:04 EST


On Sat, Jan 27, 2024 at 03:44:24AM +0000, Tudor Ambarus wrote:
> On 1/27/24 03:38, Sam Protsenko wrote:

> >>>> - val |= S3C64XX_SPI_MODE_BUS_TSZ_HALFWORD;
> >>>> - val |= S3C64XX_SPI_MODE_CH_TSZ_HALFWORD;
> >>>> + val |= FIELD_PREP(S3C64XX_SPI_MODE_BUS_TSZ_MASK,
> >>>> + S3C64XX_SPI_MODE_BUS_TSZ_HALFWORD) |
> >>>> + FIELD_PREP(S3C64XX_SPI_MODE_CH_TSZ_MASK,
> >>>> + S3C64XX_SPI_MODE_CH_TSZ_HALFWORD);

> >>> Two people complained it makes the code harder to read. Yet it's not
> >>> addressed in v3. Please see my comments for your previous submission
> >>> explaining what can be done, and also Andi's comment on that matter.

> >> I kept these intentionally. Please read my reply on that matter or the
> >> cover letter to this patch set.

> > I read it. But still don't like it 🙂 I'm sure it's possible to do
> > this modification, but at the same time keep the code clean an easy to
> > read. The code above -- I don't like at all, sorry. It was much better
> > before this patch, IMHO.

> Yeah, I guess Mark will tip the scale.

All other things being equal I tend to try not to get too involved with
minor coding style stuff in drivers. People do seem to like
FIELD_PREP() but I have a hard time getting *too* excited.

Attachment: signature.asc
Description: PGP signature