On Fri, May 30, 2014 at 3:47 PM, Mark Brown <broonie@xxxxxxxxxx> wrote: > On Tue, May 27, 2014 at 04:29:58PM -0400, Ashwin Chaugule wrote: >> ACPI 5.0a+ spec defines a generic mode of communication >> between the OS and a platform such as the BMC. This medium >> (PCC) is typically used by CPPC (ACPI CPU Performance management), >> RAS (ACPI reliability protocol) and MPST (ACPI Memory power >> states). >> >> This patch adds initial support for PCC to be usable by the >> aforementioned PCC clients. > > This looks an awful lot like a mailbox - should it be integrated with > the mailbox system that Jassi (CCed) has been working on getting > upstream? Not deleting any context for Jassi's benefit. > Yeah, the mailbox api should support PCC as such, with pcc-test.c as the client above and pcc.c as the controller driver below it. Thanks, Jassi _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/linux-arm-kernel