Re: [PATCH] regmap: add iopoll-like polling macro
From: Mark Brown
Date: Thu Jul 07 2016 - 05:43:29 EST
On Wed, Jul 06, 2016 at 04:19:41PM +0200, Philipp Zabel wrote:
> This patch adds a macro regmap_read_poll_timeout that works similar
> to the readx_poll_timeout defined in linux/iopoll.h, except that this
> can also return the error value returned by a failed regmap_read.
Please make this a proper function.
> + if (sleep_us) \
> + usleep_range((sleep_us >> 2) + 1, sleep_us); \
Just write / 4 rather than a shift, the compiler should do the right
thing and it's easier for readers.
Attachment:
signature.asc
Description: PGP signature