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| author | Jiri Kosina <jkosina@suse.cz> | 2010-04-23 02:08:44 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2010-04-23 02:08:44 +0200 |
| commit | 6c9468e9eb1252eaefd94ce7f06e1be9b0b641b1 (patch) | |
| tree | 797676a336b050bfa1ef879377c07e541b9075d6 /drivers/acpi/bus.c | |
| parent | 4cb3ca7cd7e2cae8d1daf5345ec99a1e8502cf3f (diff) | |
| parent | c81eddb0e3728661d1585fbc564449c94165cc36 (diff) | |
| download | lwn-6c9468e9eb1252eaefd94ce7f06e1be9b0b641b1.tar.gz lwn-6c9468e9eb1252eaefd94ce7f06e1be9b0b641b1.zip | |
Merge branch 'master' into for-next
Diffstat (limited to 'drivers/acpi/bus.c')
| -rw-r--r-- | drivers/acpi/bus.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index a52126e46307..37132dc2da03 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -32,6 +32,7 @@ #include <linux/device.h> #include <linux/proc_fs.h> #include <linux/acpi.h> +#include <linux/slab.h> #ifdef CONFIG_X86 #include <asm/mpspec.h> #endif @@ -190,16 +191,16 @@ int acpi_bus_get_power(acpi_handle handle, int *state) * Get the device's power state either directly (via _PSC) or * indirectly (via power resources). */ - if (device->power.flags.explicit_get) { + if (device->power.flags.power_resources) { + result = acpi_power_get_inferred_state(device); + if (result) + return result; + } else if (device->power.flags.explicit_get) { status = acpi_evaluate_integer(device->handle, "_PSC", NULL, &psc); if (ACPI_FAILURE(status)) return -ENODEV; device->power.state = (int)psc; - } else if (device->power.flags.power_resources) { - result = acpi_power_get_inferred_state(device); - if (result) - return result; } *state = device->power.state; |