[PATCH 1/2] ACPI: Correct \_SB._OSC bit definition for PRM

From: Aubrey Li
Date: Fri Jul 02 2021 - 03:03:35 EST


Accord to Platform Runtime Mechanism Specification v1.0 [1],
Page 42, _OSC bit (BIT 21) is used to indicate OS support of
platform runtime mechanism..

[1]: https://uefi.org/sites/default/files/resources/Platform%20Runtime%20Mechanism%20-%20with%20legal%20notice.pdf

Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
Signed-off-by: Aubrey Li <aubrey.li@xxxxxxxxxxxxxxx>
---
include/linux/acpi.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index b338613..4df6a81 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -551,8 +551,8 @@ acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
#define OSC_SB_OSLPI_SUPPORT 0x00000100
#define OSC_SB_CPC_DIVERSE_HIGH_SUPPORT 0x00001000
#define OSC_SB_GENERIC_INITIATOR_SUPPORT 0x00002000
-#define OSC_SB_PRM_SUPPORT 0x00020000
#define OSC_SB_NATIVE_USB4_SUPPORT 0x00040000
+#define OSC_SB_PRM_SUPPORT 0x00200000

extern bool osc_sb_apei_support_acked;
extern bool osc_pc_lpi_support_confirmed;
--
2.7.4