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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2017-01-20 03:25:34 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2017-01-20 03:33:57 +0100
commite326ce013a8e851193eb337aafb1aa396c533a61 (patch)
tree89881910be88052e8f9a08aad7cafdfbce9337b1 /drivers
parent9320f95c0b8f1d074f570385e6855d4554f693e4 (diff)
Revert "PM / sleep / ACPI: Use the ACPI_FADT_LOW_POWER_S0 flag"
Revert commit 08b98d329165 (PM / sleep / ACPI: Use the ACPI_FADT_LOW_POWER_S0 flag) as it caused system suspend (in the default configuration) to fail on Dell XPS13 (9360) with the Kaby Lake processor. Fixes: 08b98d329165 (PM / sleep / ACPI: Use the ACPI_FADT_LOW_POWER_S0 flag) Reported-by: Paul Menzel <pmenzel@molgen.mpg.de> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/acpi/sleep.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index ce1855fd584b..deb0ff78eba8 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -691,14 +691,6 @@ static void acpi_sleep_suspend_setup(void)
if (acpi_sleep_state_supported(i))
sleep_states[i] = 1;
- /*
- * Use suspend-to-idle by default if ACPI_FADT_LOW_POWER_S0 is set and
- * the default suspend mode was not selected from the command line.
- */
- if (acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0 &&
- mem_sleep_default > PM_SUSPEND_MEM)
- mem_sleep_default = PM_SUSPEND_FREEZE;
-
suspend_set_ops(old_suspend_ordering ?
&acpi_suspend_ops_old : &acpi_suspend_ops);
freeze_set_ops(&acpi_freeze_ops);