[U-Boot] [PATCH v2 0/5] Introduce BIT and GENMASK

Simon Glass sjg at chromium.org
Wed May 13 03:48:22 CEST 2015


Hi,

On 12 May 2015 at 09:23, Marek Vasut <marex at denx.de> wrote:
> On Tuesday, May 12, 2015 at 05:02:37 PM, Tom Rini wrote:
>> On Tue, May 12, 2015 at 01:33:39PM +0200, Marek Vasut wrote:
>> > On Tuesday, May 12, 2015 at 01:25:30 PM, Jagan Teki wrote:
>> > > On 10 May 2015 at 20:52, Jagan Teki <jteki at openedev.com> wrote:
>> > > > I have sent one v1 for BIT macro change for entire u-boot,
>> > > > but this time I'm just introduce by changing this with spi/sf
>> > > > code, will send more in changes in future.
>> > > >
>> > > > Along with BIT and also introduces GENMASK with spi/sf code.
>> > > >
>> > > > Changes for v2:
>> > > >         - break the BIT macro patch only for spi/sf code.
>> > > >
>> > > > thanks!
>> > > > Jagan.
>> > > >
>> > > > Jagan Teki (5):
>> > > >   spi/sf: Add BIT macro in linux/bitops.h
>> > > >   spi: Remove #define BIT in local file
>> > > >   spi/sf: Use BIT macro from linux/bitops.h
>> > > >   linux/bitops.h: GENMASK copy from linux
>> > > >   spi: Use GENMASK instead of numeric hexcodes
>> > >
>> > > Any comments on this series - early push will have enough time to test
>> > > and I have more patches that need to use these macros.
>> >
>> > I'm not very fond of this macro, it makes the code more cryptic .
>>
>> BIT/GENMASK are (growing in usage) kernel macros, so I think it'll help
>> us in the long run.
>
> I won't block this, but I'm not very fond of such cryptic stuff.

Not thrilled either, but I agree it makes sense to follow kernel
practice here as elsewhere.

Regards,
Simon


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