cxl: Increase timeout for detection of AFU mmio hang
Michael Ellerman
mpe at ellerman.id.au
Fri Apr 22 22:12:52 AEST 2016
On Tue, 2016-19-04 at 16:34:24 UTC, Frederic Barrat wrote:
> PSL designers recommend a larger value for the mmio hang pulse, 256 us
> instead of 1 us. The CAIA architecture states that it needs to be
> smaller than 1/2 of the RTOS timeout set in the PHB for outbound
> non-posted transactions, which is still (easily) the case here.
>
> Signed-off-by: Frederic Barrat <fbarrat at linux.vnet.ibm.com>
> Acked-by: Ian Munsie <imunsie at au1.ibm.com>
> Tested-by: Frank Haverkamp <haver at linux.vnet.ibm.com>
> Tested-by: Manoj Kumar <manoj at linux.vnet.ibm.com>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/4aec6ec0da9c72c0fa1a5b0d11
cheers
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