tree 0586dcd3c47b15d144ffc3dc0419e0347cdc2e3c
parent 7e82cacb1b02857ab4590ecd7ba6465a5abbd18f
author Jagan Teki <jagan@amarulasolutions.com> 1588403701 +0530
committer Jagan Teki <jagan@amarulasolutions.com> 1589140849 +0530

iopoll: Add read_poll_timeout common API

Add read_poll_timeout common API similar to Linux iopoll.

readx_poll_timeout will trigger read_poll_timeout with
proper op. This will help to extend the functionalities
like sleep_us to poll timeout in future.

This change is referenced from Linux from below commit:
commit <5f5323a14cad19323060a8cbf9d96f2280a462dd> ("iopoll:
introduce read_poll_timeout macro")

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>