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authorAaron Ma <aaron.ma@canonical.com>2018-07-31 12:52:39 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2018-08-06 10:14:47 +0200
commitb047c62e24418b9f62b721be017ec5c0364166a5 (patch)
tree9a3ab7cbc50cc3e0d320d381e41c70b0204c99fc /drivers
parentACPI / EC: Use ec_no_wakeup on more Thinkpad X1 Carbon 6th systems (diff)
downloadlinux-b047c62e24418b9f62b721be017ec5c0364166a5.tar.xz
linux-b047c62e24418b9f62b721be017ec5c0364166a5.zip
ACPI / EC: Use ec_no_wakeup on ThinkPad X1 Yoga 3rd
Like on X1C6, on X1Y3 EC interrupts constantly wake up system from s2idle, the power consumption is extremely high. So make ec_no_wakeup be true as default to keep system in s2idle mode and reduce power consumption. Power button works when ec_no_wakeup=true. Signed-off-by: Aaron Ma <aaron.ma@canonical.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/acpi/ec.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 917f77f4cb55..6291d5c77267 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -2045,6 +2045,13 @@ static const struct dmi_system_id acpi_ec_no_wakeup[] = {
DMI_MATCH(DMI_PRODUCT_FAMILY, "Thinkpad X1 Carbon 6th"),
},
},
+ {
+ .ident = "ThinkPad X1 Yoga 3rd",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_FAMILY, "ThinkPad X1 Yoga 3rd"),
+ },
+ },
{ },
};