Commit 71c8e743 authored by Chen Yu's avatar Chen Yu Committed by Greg Kroah-Hartman

ACPI / PM: Blacklist Low Power S0 Idle _DSM for ThinkPad X1 Tablet(2016)

[ Upstream commit 855c1c2f ]

ThinkPad X1 Tablet(2016) is reported to have issues with
the Low Power S0 Idle _DSM interface and since this machine
model generally can do ACPI S3 just fine, and user would
like to use S3 as default sleep model, add a blacklist
entry to disable that interface for ThinkPad X1 Tablet(2016).

Link: https://bugzilla.kernel.org/show_bug.cgi?id=199057Reported-and-tested-by: default avatarRobin Lee <robinlee.sysu@gmail.com>
Signed-off-by: default avatarChen Yu <yu.c.chen@intel.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: default avatarSasha Levin <alexander.levin@microsoft.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d3bd4954
......@@ -364,6 +364,19 @@ static const struct dmi_system_id acpisleep_dmi_table[] __initconst = {
DMI_MATCH(DMI_PRODUCT_NAME, "XPS 13 9360"),
},
},
/*
* ThinkPad X1 Tablet(2016) cannot do suspend-to-idle using
* the Low Power S0 Idle firmware interface (see
* https://bugzilla.kernel.org/show_bug.cgi?id=199057).
*/
{
.callback = init_no_lps0,
.ident = "ThinkPad X1 Tablet(2016)",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
DMI_MATCH(DMI_PRODUCT_NAME, "20GGA00L00"),
},
},
{},
};
......
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