mailbox: pcc: Support HW-Reduced Communication Subspace type 2
authorhotran <hotran@apm.com>
Tue, 16 Aug 2016 00:14:05 +0000 (17:14 -0700)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Tue, 30 Aug 2016 22:37:20 +0000 (00:37 +0200)
commitaca314efb177274b458f7e72c5ff375c80a5c2d0
treea69ab3a665eb9144b463823cedfbb15b82932bc3
parent3eab887a55424fc2c27553b7bfe32330df83f7b8
mailbox: pcc: Support HW-Reduced Communication Subspace type 2

ACPI 6.1 has a PCC HW-Reduced Communication Subspace type 2 intended for
use on HW-Reduce ACPI Platform, which requires read-modify-write sequence
to acknowledge doorbell interrupt. This patch provides the implementation
for the Communication Subspace Type 2.

Signed-off-by: Hoan Tran <hotran@apm.com>
Reviewed-by: Prashanth Prakash <pprakash@codeaurora.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/mailbox/pcc.c