On Tue, May 08, 2018 at 01:56:38PM +0530, Sekhar Nori wrote: > A well timed kernel preemption in the time_after() loop > in wait_for_idle() can result in a spurious timeout > error to be returned. > > Fix it by checking for status of hardware before returning > timeout error. > > Signed-off-by: Sekhar Nori <nsek...@ti.com>
I've seen this with other drivers as well.
I suggest you make use of readx_poll_timeout(), or one of its
cousins. They get this right.
Andrew
