From: Aubrey Li <aubrey.li@intel.com>
To: rjw@rjwysocki.net, lenb@kernel.org
Cc: linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org,
Aubrey Li <aubrey.li@intel.com>,
Dan Williams <dan.j.williams@intel.com>,
Aubrey Li <aubrey.li@linux.intel.com>
Subject: [PATCH 1/2] ACPI: Correct \_SB._OSC bit definition for PRM
Date: Fri, 2 Jul 2021 15:03:49 +0800 [thread overview]
Message-ID: <1625209430-19934-1-git-send-email-aubrey.li@intel.com> (raw)
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@intel.com>
Signed-off-by: Aubrey Li <aubrey.li@linux.intel.com>
---
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
next reply other threads:[~2021-07-02 7:03 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-02 7:03 Aubrey Li [this message]
2021-07-02 7:03 ` [PATCH 2/2] ACPI: let BIOS fall back to legacy handling if PRM disabled Aubrey Li
2021-07-02 11:37 ` Rafael J. Wysocki
2021-07-02 14:02 ` Rafael J. Wysocki
2021-07-02 14:02 ` Aubrey Li
2021-07-02 14:02 ` Rafael J. Wysocki
2021-07-02 14:06 ` Aubrey Li
2021-07-02 14:00 ` [PATCH 1/2] ACPI: Correct \_SB._OSC bit definition for PRM Rafael J. Wysocki
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