[V7] cxl: Add support for ASB_Notify on POWER9

[Michael Ellerman]

On Thu, 2018-01-11 at 08:55:25 UTC, Christophe Lombard wrote:
> The POWER9 core supports a new feature: ASB_Notify which requires the
> support of the Special Purpose Register: TIDR.
> 
> The ASB_Notify command, generated by the AFU, will attempt to
> wake-up the host thread identified by the particular LPID:PID:TID.
> 
> This patch assign a unique TIDR (thread id) for the current thread which
> will be used in the process element entry.
> 
> Signed-off-by: Christophe Lombard <clombard at linux.vnet.ibm.com>
> Reviewed-by: Philippe Bergheaud <felix at linux.vnet.ibm.com>
> Acked-by: Frederic Barrat <fbarrat at linux.vnet.ibm.com>
> Reviewed-by: Vaibhav Jain <vaibhav at linux.vnet.ibm.com>
> Acked-by: Andrew Donnellan <andrew.donnellan at au1.ibm.com>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/b1db551324f72fa14ad82ca31237a7

cheers