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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2013-08-27 01:25:28 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2013-08-27 01:25:28 +0200 |
| commit | c92f56cbdfc08c8c207c9476c69c99fdbadbd77b (patch) | |
| tree | c38480e47fc7c85ea609a6f882f5c5143c33cb74 /drivers/acpi/thermal.c | |
| parent | Linux 3.11-rc7 (diff) | |
| parent | ACPI / dock: fix error return code in dock_add() (diff) | |
| download | linux-c92f56cbdfc08c8c207c9476c69c99fdbadbd77b.tar.xz linux-c92f56cbdfc08c8c207c9476c69c99fdbadbd77b.zip | |
Merge branch 'acpi-cleanup'
* acpi-cleanup: (21 commits)
ACPI / dock: fix error return code in dock_add()
ACPI / dock: Drop unnecessary local variable from dock_add()
ACPI / dock / PCI: Drop ACPI dock notifier chain
ACPI / dock: Do not check CONFIG_ACPI_DOCK_MODULE
ACPI / dock: Do not leak memory on falilures to add a dock station
ACPI: Drop ACPI bus notifier call chain
ACPI / dock: Rework the handling of notifications
ACPI / dock: Simplify dock_init_hotplug() and dock_release_hotplug()
ACPI / dock: Walk list in reverse order during removal of devices
ACPI / dock: Rework and simplify find_dock_devices()
ACPI / dock: Drop the hp_lock mutex from struct dock_station
ACPI: simplify acpiphp driver with new helper functions
ACPI: simplify dock driver with new helper functions
ACPI: Export acpi_(bay)|(dock)_match() from scan.c
ACPI: introduce two helper functions for _EJ0 and _LCK
ACPI: introduce helper function acpi_execute_simple_method()
ACPI: introduce helper function acpi_has_method()
ACPI / dock: simplify dock_create_acpi_device()
ACPI / dock: mark initialization functions with __init
ACPI / dock: drop redundant spin lock in dock station object
...
Diffstat (limited to 'drivers/acpi/thermal.c')
| -rw-r--r-- | drivers/acpi/thermal.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c index a33821ca3895..94523c79dc5f 100644 --- a/drivers/acpi/thermal.c +++ b/drivers/acpi/thermal.c @@ -239,26 +239,16 @@ static int acpi_thermal_get_polling_frequency(struct acpi_thermal *tz) static int acpi_thermal_set_cooling_mode(struct acpi_thermal *tz, int mode) { - acpi_status status = AE_OK; - union acpi_object arg0 = { ACPI_TYPE_INTEGER }; - struct acpi_object_list arg_list = { 1, &arg0 }; - acpi_handle handle = NULL; - - if (!tz) return -EINVAL; - status = acpi_get_handle(tz->device->handle, "_SCP", &handle); - if (ACPI_FAILURE(status)) { + if (!acpi_has_method(tz->device->handle, "_SCP")) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "_SCP not present\n")); return -ENODEV; - } - - arg0.integer.value = mode; - - status = acpi_evaluate_object(handle, NULL, &arg_list, NULL); - if (ACPI_FAILURE(status)) + } else if (ACPI_FAILURE(acpi_execute_simple_method(tz->device->handle, + "_SCP", mode))) { return -ENODEV; + } return 0; } |