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author | 2006-05-19 16:54:40 -0400 | |
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committer | 2006-06-30 02:32:17 -0400 | |
commit | 8348e1b19a06b1932f65e84e1d59be29e1626c2b (patch) | |
tree | b62bb32918767e371e0faf3dc9877f260cb5bcff /drivers/acpi/thermal.c | |
parent | ACPI: pci root: add struct acpi_device to struct acpi_pci_root. (diff) | |
download | linux-8348e1b19a06b1932f65e84e1d59be29e1626c2b.tar.gz linux-8348e1b19a06b1932f65e84e1d59be29e1626c2b.tar.bz2 linux-8348e1b19a06b1932f65e84e1d59be29e1626c2b.zip |
ACPI: thermal: add struct acpi_device to struct acpi_thermal.
- Use it instead of acpi_bus_get_device() where we can..
Signed-off-by: Patrick Mochel <mochel@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/thermal.c')
-rw-r--r-- | drivers/acpi/thermal.c | 25 |
1 files changed, 5 insertions, 20 deletions
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c index c855f4446b5f..1d8c250c3c73 100644 --- a/drivers/acpi/thermal.c +++ b/drivers/acpi/thermal.c @@ -163,6 +163,7 @@ struct acpi_thermal_flags { struct acpi_thermal { acpi_handle handle; + struct acpi_device * device; acpi_bus_id name; unsigned long temperature; unsigned long last_temperature; @@ -453,10 +454,6 @@ static int acpi_thermal_call_usermode(char *path) static int acpi_thermal_critical(struct acpi_thermal *tz) { - int result = 0; - struct acpi_device *device = NULL; - - if (!tz || !tz->trips.critical.flags.valid) return -EINVAL; @@ -466,14 +463,10 @@ static int acpi_thermal_critical(struct acpi_thermal *tz) } else if (tz->trips.critical.flags.enabled) tz->trips.critical.flags.enabled = 0; - result = acpi_bus_get_device(tz->handle, &device); - if (result) - return result; - printk(KERN_EMERG "Critical temperature reached (%ld C), shutting down.\n", KELVIN_TO_CELSIUS(tz->temperature)); - acpi_bus_generate_event(device, ACPI_THERMAL_NOTIFY_CRITICAL, + acpi_bus_generate_event(tz->device, ACPI_THERMAL_NOTIFY_CRITICAL, tz->trips.critical.flags.enabled); acpi_thermal_call_usermode(ACPI_THERMAL_PATH_POWEROFF); @@ -483,10 +476,6 @@ static int acpi_thermal_critical(struct acpi_thermal *tz) static int acpi_thermal_hot(struct acpi_thermal *tz) { - int result = 0; - struct acpi_device *device = NULL; - - if (!tz || !tz->trips.hot.flags.valid) return -EINVAL; @@ -496,11 +485,7 @@ static int acpi_thermal_hot(struct acpi_thermal *tz) } else if (tz->trips.hot.flags.enabled) tz->trips.hot.flags.enabled = 0; - result = acpi_bus_get_device(tz->handle, &device); - if (result) - return result; - - acpi_bus_generate_event(device, ACPI_THERMAL_NOTIFY_HOT, + acpi_bus_generate_event(tz->device, ACPI_THERMAL_NOTIFY_HOT, tz->trips.hot.flags.enabled); /* TBD: Call user-mode "sleep(S4)" function */ @@ -1193,8 +1178,7 @@ static void acpi_thermal_notify(acpi_handle handle, u32 event, void *data) if (!tz) return; - if (acpi_bus_get_device(tz->handle, &device)) - return; + device = tz->device; switch (event) { case ACPI_THERMAL_NOTIFY_TEMPERATURE: @@ -1294,6 +1278,7 @@ static int acpi_thermal_add(struct acpi_device *device) memset(tz, 0, sizeof(struct acpi_thermal)); tz->handle = device->handle; + tz->device = device; strcpy(tz->name, device->pnp.bus_id); strcpy(acpi_device_name(device), ACPI_THERMAL_DEVICE_NAME); strcpy(acpi_device_class(device), ACPI_THERMAL_CLASS); |