Re: [PATCH v2 03/10] media: adv748x: reduce amount of code for bitwise modifications of device registers

From: Alex Riesen
Date: Fri Mar 20 2020 - 05:08:46 EST


Laurent Pinchart, Thu, Mar 19, 2020 19:06:14 +0100:
> On Thu, Mar 19, 2020 at 06:41:53PM +0100, Alex Riesen wrote:
> > #define io_read(s, r) adv748x_read(s, ADV748X_PAGE_IO, r)
> > #define io_write(s, r, v) adv748x_write(s, ADV748X_PAGE_IO, r, v)
> > -#define io_clrset(s, r, m, v) io_write(s, r, (io_read(s, r) & ~(m)) | (v))
> > +#define io_clrset(s, r, m, v) adv748x_update_bits(s, ADV748X_PAGE_IO, r, m, v)
> > +#define io_update(s, r, m, v) adv748x_update_bits(s, ADV748X_PAGE_IO, r, m, v)
>
> Those two are identical. Do we need both ? I would standardize on either
> *_update or *_clrset for all the functions here. Apart from that,

Shame on me. *_clrset that is (it was there before me).

> Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>

Thanks!

Regards,
Alex