From 7f1e9dbf3a951599cfa0b2decf0bb6540a666cbd Mon Sep 17 00:00:00 2001 From: Eric Lai Date: Thu, 2 May 2019 15:13:31 +0800 Subject: soc/intel/cannonlake/acpi: Add board level s0ix call back Add board level s0ix call back. Since some driver doesn't care _ON/_OFF method. Add a control method for s0ix usage. BUG=b:129177593 TEST=NA Signed-off-by: Eric Lai Change-Id: I404f388b19355ae89b36d1fb07f9fb4f97eb3b2d Reviewed-on: https://review.coreboot.org/c/coreboot/+/32539 Tested-by: build bot (Jenkins) Reviewed-by: Duncan Laurie Reviewed-by: Furquan Shaikh --- src/soc/intel/cannonlake/acpi/lpit.asl | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'src/soc/intel') diff --git a/src/soc/intel/cannonlake/acpi/lpit.asl b/src/soc/intel/cannonlake/acpi/lpit.asl index 85158069b6..93bce2644e 100644 --- a/src/soc/intel/cannonlake/acpi/lpit.asl +++ b/src/soc/intel/cannonlake/acpi/lpit.asl @@ -14,6 +14,8 @@ * GNU General Public License for more details. */ +External(\_SB.MS0X, MethodObj) + scope(\_SB) { Device(LPID) { @@ -62,12 +64,20 @@ scope(\_SB) */ If(Arg2 == 5) { \_SB.PCI0.LPCB.EC0.S0IX(1) + /* provide board level s0ix hook */ + If (CondRefOf (\_SB.MS0X)) { + \_SB.MS0X(1) + } } /* * Function 6. */ If(Arg2 == 6) { \_SB.PCI0.LPCB.EC0.S0IX(0) + /* provide board level s0ix hook */ + If (CondRefOf (\_SB.MS0X)) { + \_SB.MS0X(0) + } } } Return(Buffer(One) {0x00}) -- cgit v1.2.3