[Skiboot] [PATCH 1/2] ast-io: Use bmc_sio_{get, put}() where required

[Stewart Smith]

Andrew Jeffery <andrew at aj.id.au> writes:
> Booting the host with a particular BMC configuration could lead to the
> following error appearing in the OPAL msglog:
>
> 	[   71.470748378,3] PLAT: AST IO initialisation failed!
>
> Wrap access to BMC_SIO_PLAT_FLAGS in bmc_sio_get()/bmc_sio_put() in
> order to unlock and relock the SuperIO controller as required and avoid
> the failure.
>
> Fixes: ebc8524a3a45 ("ast-io: Rework setup/tear-down of communication with the BMC")
> Signed-off-by: Andrew Jeffery <andrew at aj.id.au>

Cheers, I've taken patch 1/2 and as discussed will skip merging 2/2.

Merged to master as of 8bb4a1cd9af489f8e4a89fd77d89fecc6e387cc8
-- 
Stewart Smith
OPAL Architect, IBM.