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From c63113e56ad2d5f6b318a837e4345e0e962a5c1b Mon Sep 17 00:00:00 2001
From: Arthur Heymans <arthur@aheymans.xyz>
Date: Wed, 4 May 2016 22:49:07 +0200
Subject: [PATCH 1/1] add acpi c3 / cpu c4 state for gm45 thinpads
---
src/mainboard/lenovo/t400/cstates.c | 5 +++++
src/mainboard/lenovo/x200/cstates.c | 5 +++++
2 files changed, 10 insertions(+)
diff --git a/src/mainboard/lenovo/t400/cstates.c b/src/mainboard/lenovo/t400/cstates.c
index 827f76e..7d92d6f 100644
--- a/src/mainboard/lenovo/t400/cstates.c
+++ b/src/mainboard/lenovo/t400/cstates.c
@@ -27,6 +27,11 @@ static acpi_cstate_t cst_entries[] = {
/* acpi C2 / cpu C2 */
2, 0x01, 500,
{ ACPI_ADDRESS_SPACE_FIXED, 1, 2, { 1 }, 0x10, 0 }
+ },
+ {
+ /* acpi C3 / cpu C4 */
+ 3, 0x02, 300,
+ { ACPI_ADDRESS_SPACE_FIXED, 1, 2, { 1 }, 0x30, 0 }
},
};
diff --git a/src/mainboard/lenovo/x200/cstates.c b/src/mainboard/lenovo/x200/cstates.c
index 827f76e..7d92d6f 100644
--- a/src/mainboard/lenovo/x200/cstates.c
+++ b/src/mainboard/lenovo/x200/cstates.c
@@ -27,6 +27,11 @@ static acpi_cstate_t cst_entries[] = {
/* acpi C2 / cpu C2 */
2, 0x01, 500,
{ ACPI_ADDRESS_SPACE_FIXED, 1, 2, { 1 }, 0x10, 0 }
+ },
+ {
+ /* acpi C3 / cpu C4 */
+ 3, 0x02, 300,
+ { ACPI_ADDRESS_SPACE_FIXED, 1, 2, { 1 }, 0x30, 0 }
},
};
--
2.8.2
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