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authorOlof Johansson <olof@lixom.net>2013-06-12 16:50:10 -0700
committerOlof Johansson <olof@lixom.net>2013-06-12 16:50:10 -0700
commitff299f1b1cb4e0c44a3f76d1f8ee4eb2f64f098f (patch)
tree9e4d85cfc0c5a8394bc1fcafd7c406c5ac558c70 /drivers/acpi/device_pm.c
parent7d428ce284fce4aacb215ca15d0274e7261864a3 (diff)
parentae7b6dccf6711e8d5815688f1572ab55bf5b3069 (diff)
Merge tag 's3c24xx-driver-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/drivers
From Kukjin Kim, driver updats for s3c24xx: - move cpufreq driver into drivers/ - add pinctrl-s3c24xx driver - cleanup OF in gpio driver Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'drivers/acpi/device_pm.c')
-rw-r--r--drivers/acpi/device_pm.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c
index bc493aa3af19..318fa32a141e 100644
--- a/drivers/acpi/device_pm.c
+++ b/drivers/acpi/device_pm.c
@@ -278,11 +278,13 @@ int acpi_bus_init_power(struct acpi_device *device)
if (result)
return result;
} else if (state == ACPI_STATE_UNKNOWN) {
- /* No power resources and missing _PSC? Try to force D0. */
+ /*
+ * No power resources and missing _PSC? Cross fingers and make
+ * it D0 in hope that this is what the BIOS put the device into.
+ * [We tried to force D0 here by executing _PS0, but that broke
+ * Toshiba P870-303 in a nasty way.]
+ */
state = ACPI_STATE_D0;
- result = acpi_dev_pm_explicit_set(device, state);
- if (result)
- return result;
}
device->power.state = state;
return 0;