Re: [PATCH RFC] spi-nor: provide a range for poll_timout

2017-02-12 Thread Nicholas Mc Guire
On Sun, Feb 12, 2017 at 10:59:23PM +0100, Boris Brezillon wrote: > +Mika > > On Sun, 12 Feb 2017 17:42:57 +0100 > Nicholas Mc Guire wrote: > > > The overall poll time here is INTEL_SPI_TIMEOUT * 1000 which is > > 5000 * 1000 - so 5seconds and it is coded as a tight loop here delay_us > > to rea

Re: [PATCH RFC] spi-nor: provide a range for poll_timout

2017-02-12 Thread Boris Brezillon
+Mika On Sun, 12 Feb 2017 17:42:57 +0100 Nicholas Mc Guire wrote: > The overall poll time here is INTEL_SPI_TIMEOUT * 1000 which is > 5000 * 1000 - so 5seconds and it is coded as a tight loop here delay_us > to readl_poll_timeout() is set to 0. As this is never called in an atomic > context sle

[PATCH RFC] spi-nor: provide a range for poll_timout

2017-02-12 Thread Nicholas Mc Guire
The overall poll time here is INTEL_SPI_TIMEOUT * 1000 which is 5000 * 1000 - so 5seconds and it is coded as a tight loop here delay_us to readl_poll_timeout() is set to 0. As this is never called in an atomic context sleeping should be no issue and there is no reasons for the tight-loop here. Si