[PATCH] arm64/cache: Fix cache_type_cwg() for register generation

[Mark Rutland]

On Wed, Aug 17, 2022 at 07:22:26PM +0100, Mark Brown wrote:
> On Wed, Aug 17, 2022 at 05:56:24PM +0100, Mark Rutland wrote:
> 
> >   5b345e39d3ebc213 ("arm64/sysreg: Standardise naming for CTR_EL0 fields")
> 
> > ... and instead have:
> 
> > | #define CTR_CWG(ctr)          SYS_FIELD_GET(CTR_EL0, CWG, ctr)
> 
> I think if we're going to define that sort of per bitfield accessor
> macro (which is certainly a valid and reasonable thing to do) we should
> be having the script generate them rather than open coding them but
> that's getting out of scope for a fix and should be done separately.

I'm not asking for us to do that for *every* bitfield accessor, I'm just asking
for us to be locally consistent within cache.h.

I'm also happy to use SYS_FIELD_GET() directly within cache_type_cwg(), and not
define CTR_CWG().

Thanks,
Mark.