ACPI: Correct \_SB._OSC bit definition for PRM
authorAubrey Li <aubrey.li@intel.com>
Fri, 2 Jul 2021 07:03:49 +0000 (15:03 +0800)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Fri, 2 Jul 2021 13:47:44 +0000 (15:47 +0200)
According to Platform Runtime Mechanism Specification v1.0 [1],
Page 42, \_SB._OSC bit 21 is used to indicate OS support for PRM.

Update the definition of the PRM support bit in the code to match the
specification.

Link: https://uefi.org/sites/default/files/resources/Platform%20Runtime%20Mechanism%20-%20with%20legal%20notice.pdf
Fixes: 60faa8f1ac6e ("ACPI: Add \_SB._OSC bit for PRM")
Signed-off-by: Aubrey Li <aubrey.li@linux.intel.com>
[ rjw: Changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
include/linux/acpi.h

index a618ba6..8178686 100644 (file)
@@ -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;