ACPI: thermal: Use white space more consistently

The usage of white space in the ACPI thermal driver is not very
consistent, so improve that a bit.

While at it, add missing braces to if()/else in a few places.

No functional impact.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
This commit is contained in:
Rafael J. Wysocki 2022-10-04 18:31:11 +02:00
parent 9388076b4c
commit 52ce50498c

View File

@ -158,7 +158,7 @@ struct acpi_thermal_flags {
};
struct acpi_thermal {
struct acpi_device * device;
struct acpi_device *device;
acpi_bus_id name;
unsigned long temperature;
unsigned long last_temperature;
@ -270,8 +270,7 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
/* Critical Shutdown */
if (flag & ACPI_TRIPS_CRITICAL) {
status = acpi_evaluate_integer(tz->device->handle,
"_CRT", NULL, &tmp);
status = acpi_evaluate_integer(tz->device->handle, "_CRT", NULL, &tmp);
tz->trips.critical.temperature = tmp;
/*
* Treat freezing temperatures as invalid as well; some
@ -284,8 +283,7 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
acpi_handle_debug(tz->device->handle,
"No critical threshold\n");
} else if (tmp <= 2732) {
pr_info(FW_BUG "Invalid critical threshold (%llu)\n",
tmp);
pr_info(FW_BUG "Invalid critical threshold (%llu)\n", tmp);
tz->trips.critical.flags.valid = 0;
} else {
tz->trips.critical.flags.valid = 1;
@ -312,8 +310,7 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
/* Critical Sleep (optional) */
if (flag & ACPI_TRIPS_HOT) {
status = acpi_evaluate_integer(tz->device->handle,
"_HOT", NULL, &tmp);
status = acpi_evaluate_integer(tz->device->handle, "_HOT", NULL, &tmp);
if (ACPI_FAILURE(status)) {
tz->trips.hot.flags.valid = 0;
acpi_handle_debug(tz->device->handle,
@ -329,7 +326,7 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
/* Passive (optional) */
if (((flag & ACPI_TRIPS_PASSIVE) && tz->trips.passive.flags.valid) ||
(flag == ACPI_TRIPS_INIT)) {
(flag == ACPI_TRIPS_INIT)) {
valid = tz->trips.passive.flags.valid;
if (psv == -1) {
status = AE_SUPPORT;
@ -338,32 +335,31 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
status = AE_OK;
} else {
status = acpi_evaluate_integer(tz->device->handle,
"_PSV", NULL, &tmp);
"_PSV", NULL, &tmp);
}
if (ACPI_FAILURE(status))
if (ACPI_FAILURE(status)) {
tz->trips.passive.flags.valid = 0;
else {
} else {
tz->trips.passive.temperature = tmp;
tz->trips.passive.flags.valid = 1;
if (flag == ACPI_TRIPS_INIT) {
status = acpi_evaluate_integer(
tz->device->handle, "_TC1",
NULL, &tmp);
status = acpi_evaluate_integer(tz->device->handle,
"_TC1", NULL, &tmp);
if (ACPI_FAILURE(status))
tz->trips.passive.flags.valid = 0;
else
tz->trips.passive.tc1 = tmp;
status = acpi_evaluate_integer(
tz->device->handle, "_TC2",
NULL, &tmp);
status = acpi_evaluate_integer(tz->device->handle,
"_TC2", NULL, &tmp);
if (ACPI_FAILURE(status))
tz->trips.passive.flags.valid = 0;
else
tz->trips.passive.tc2 = tmp;
status = acpi_evaluate_integer(
tz->device->handle, "_TSP",
NULL, &tmp);
status = acpi_evaluate_integer(tz->device->handle,
"_TSP", NULL, &tmp);
if (ACPI_FAILURE(status))
tz->trips.passive.flags.valid = 0;
else
@ -374,25 +370,25 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
if ((flag & ACPI_TRIPS_DEVICES) && tz->trips.passive.flags.valid) {
memset(&devices, 0, sizeof(struct acpi_handle_list));
status = acpi_evaluate_reference(tz->device->handle, "_PSL",
NULL, &devices);
NULL, &devices);
if (ACPI_FAILURE(status)) {
acpi_handle_info(tz->device->handle,
"Invalid passive threshold\n");
tz->trips.passive.flags.valid = 0;
}
else
} else {
tz->trips.passive.flags.valid = 1;
}
if (memcmp(&tz->trips.passive.devices, &devices,
sizeof(struct acpi_handle_list))) {
sizeof(struct acpi_handle_list))) {
memcpy(&tz->trips.passive.devices, &devices,
sizeof(struct acpi_handle_list));
sizeof(struct acpi_handle_list));
ACPI_THERMAL_TRIPS_EXCEPTION(flag, tz, "device");
}
}
if ((flag & ACPI_TRIPS_PASSIVE) || (flag & ACPI_TRIPS_DEVICES)) {
if (valid != tz->trips.passive.flags.valid)
ACPI_THERMAL_TRIPS_EXCEPTION(flag, tz, "state");
ACPI_THERMAL_TRIPS_EXCEPTION(flag, tz, "state");
}
/* Active (optional) */
@ -404,28 +400,30 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
break; /* disable all active trip points */
if ((flag == ACPI_TRIPS_INIT) || ((flag & ACPI_TRIPS_ACTIVE) &&
tz->trips.active[i].flags.valid)) {
tz->trips.active[i].flags.valid)) {
status = acpi_evaluate_integer(tz->device->handle,
name, NULL, &tmp);
name, NULL, &tmp);
if (ACPI_FAILURE(status)) {
tz->trips.active[i].flags.valid = 0;
if (i == 0)
break;
if (act <= 0)
break;
if (i == 1)
tz->trips.active[0].temperature =
celsius_to_deci_kelvin(act);
tz->trips.active[0].temperature = celsius_to_deci_kelvin(act);
else
/*
* Don't allow override higher than
* the next higher trip point
*/
tz->trips.active[i - 1].temperature =
(tz->trips.active[i - 2].temperature <
tz->trips.active[i-1].temperature =
(tz->trips.active[i-2].temperature <
celsius_to_deci_kelvin(act) ?
tz->trips.active[i - 2].temperature :
tz->trips.active[i-2].temperature :
celsius_to_deci_kelvin(act));
break;
} else {
tz->trips.active[i].temperature = tmp;
@ -434,22 +432,22 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
}
name[2] = 'L';
if ((flag & ACPI_TRIPS_DEVICES) && tz->trips.active[i].flags.valid ) {
if ((flag & ACPI_TRIPS_DEVICES) && tz->trips.active[i].flags.valid) {
memset(&devices, 0, sizeof(struct acpi_handle_list));
status = acpi_evaluate_reference(tz->device->handle,
name, NULL, &devices);
name, NULL, &devices);
if (ACPI_FAILURE(status)) {
acpi_handle_info(tz->device->handle,
"Invalid active%d threshold\n", i);
tz->trips.active[i].flags.valid = 0;
}
else
} else {
tz->trips.active[i].flags.valid = 1;
}
if (memcmp(&tz->trips.active[i].devices, &devices,
sizeof(struct acpi_handle_list))) {
sizeof(struct acpi_handle_list))) {
memcpy(&tz->trips.active[i].devices, &devices,
sizeof(struct acpi_handle_list));
sizeof(struct acpi_handle_list));
ACPI_THERMAL_TRIPS_EXCEPTION(flag, tz, "device");
}
}
@ -464,9 +462,9 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
if (flag & ACPI_TRIPS_DEVICES) {
memset(&devices, 0, sizeof(devices));
status = acpi_evaluate_reference(tz->device->handle, "_TZD",
NULL, &devices);
if (ACPI_SUCCESS(status)
&& memcmp(&tz->devices, &devices, sizeof(devices))) {
NULL, &devices);
if (ACPI_SUCCESS(status) &&
memcmp(&tz->devices, &devices, sizeof(devices))) {
tz->devices = devices;
ACPI_THERMAL_TRIPS_EXCEPTION(flag, tz, "device");
}
@ -548,8 +546,7 @@ static int thermal_get_trip_type(struct thermal_zone_device *thermal,
trip--;
}
for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE &&
tz->trips.active[i].flags.valid; i++) {
for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE && tz->trips.active[i].flags.valid; i++) {
if (!trip) {
*type = THERMAL_TRIP_ACTIVE;
return 0;
@ -572,8 +569,8 @@ static int thermal_get_trip_temp(struct thermal_zone_device *thermal,
if (tz->trips.critical.flags.valid) {
if (!trip) {
*temp = deci_kelvin_to_millicelsius_with_offset(
tz->trips.critical.temperature,
tz->kelvin_offset);
tz->trips.critical.temperature,
tz->kelvin_offset);
return 0;
}
trip--;
@ -582,8 +579,8 @@ static int thermal_get_trip_temp(struct thermal_zone_device *thermal,
if (tz->trips.hot.flags.valid) {
if (!trip) {
*temp = deci_kelvin_to_millicelsius_with_offset(
tz->trips.hot.temperature,
tz->kelvin_offset);
tz->trips.hot.temperature,
tz->kelvin_offset);
return 0;
}
trip--;
@ -592,8 +589,8 @@ static int thermal_get_trip_temp(struct thermal_zone_device *thermal,
if (tz->trips.passive.flags.valid) {
if (!trip) {
*temp = deci_kelvin_to_millicelsius_with_offset(
tz->trips.passive.temperature,
tz->kelvin_offset);
tz->trips.passive.temperature,
tz->kelvin_offset);
return 0;
}
trip--;
@ -603,8 +600,8 @@ static int thermal_get_trip_temp(struct thermal_zone_device *thermal,
tz->trips.active[i].flags.valid; i++) {
if (!trip) {
*temp = deci_kelvin_to_millicelsius_with_offset(
tz->trips.active[i].temperature,
tz->kelvin_offset);
tz->trips.active[i].temperature,
tz->kelvin_offset);
return 0;
}
trip--;
@ -620,15 +617,15 @@ static int thermal_get_crit_temp(struct thermal_zone_device *thermal,
if (tz->trips.critical.flags.valid) {
*temperature = deci_kelvin_to_millicelsius_with_offset(
tz->trips.critical.temperature,
tz->kelvin_offset);
tz->trips.critical.temperature,
tz->kelvin_offset);
return 0;
} else
return -EINVAL;
}
static int thermal_get_trend(struct thermal_zone_device *thermal,
int trip, enum thermal_trend *trend)
int trip, enum thermal_trend *trend)
{
struct acpi_thermal *tz = thermal->devdata;
enum thermal_trip_type type;
@ -657,9 +654,8 @@ static int thermal_get_trend(struct thermal_zone_device *thermal,
* tz->temperature has already been updated by generic thermal layer,
* before this callback being invoked
*/
i = (tz->trips.passive.tc1 * (tz->temperature - tz->last_temperature))
+ (tz->trips.passive.tc2
* (tz->temperature - tz->trips.passive.temperature));
i = (tz->trips.passive.tc1 * (tz->temperature - tz->last_temperature)) +
(tz->trips.passive.tc2 * (tz->temperature - tz->trips.passive.temperature));
if (i > 0)
*trend = THERMAL_TREND_RAISING;
@ -667,6 +663,7 @@ static int thermal_get_trend(struct thermal_zone_device *thermal,
*trend = THERMAL_TREND_DROPPING;
else
*trend = THERMAL_TREND_STABLE;
return 0;
}
@ -691,8 +688,8 @@ static void acpi_thermal_zone_device_critical(struct thermal_zone_device *therma
}
static int acpi_thermal_cooling_device_cb(struct thermal_zone_device *thermal,
struct thermal_cooling_device *cdev,
bool bind)
struct thermal_cooling_device *cdev,
bool bind)
{
struct acpi_device *device = cdev->devdata;
struct acpi_thermal *tz = thermal->devdata;
@ -711,22 +708,23 @@ static int acpi_thermal_cooling_device_cb(struct thermal_zone_device *thermal,
if (tz->trips.passive.flags.valid) {
trip++;
for (i = 0; i < tz->trips.passive.devices.count;
i++) {
for (i = 0; i < tz->trips.passive.devices.count; i++) {
handle = tz->trips.passive.devices.handles[i];
dev = acpi_fetch_acpi_dev(handle);
if (dev != device)
continue;
if (bind)
result =
thermal_zone_bind_cooling_device
(thermal, trip, cdev,
THERMAL_NO_LIMIT, THERMAL_NO_LIMIT,
THERMAL_WEIGHT_DEFAULT);
result = thermal_zone_bind_cooling_device(
thermal, trip, cdev,
THERMAL_NO_LIMIT,
THERMAL_NO_LIMIT,
THERMAL_WEIGHT_DEFAULT);
else
result =
thermal_zone_unbind_cooling_device
(thermal, trip, cdev);
thermal_zone_unbind_cooling_device(
thermal, trip, cdev);
if (result)
goto failed;
}
@ -735,22 +733,24 @@ static int acpi_thermal_cooling_device_cb(struct thermal_zone_device *thermal,
for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE; i++) {
if (!tz->trips.active[i].flags.valid)
break;
trip++;
for (j = 0;
j < tz->trips.active[i].devices.count;
j++) {
for (j = 0; j < tz->trips.active[i].devices.count; j++) {
handle = tz->trips.active[i].devices.handles[j];
dev = acpi_fetch_acpi_dev(handle);
if (dev != device)
continue;
if (bind)
result = thermal_zone_bind_cooling_device
(thermal, trip, cdev,
THERMAL_NO_LIMIT, THERMAL_NO_LIMIT,
THERMAL_WEIGHT_DEFAULT);
result = thermal_zone_bind_cooling_device(
thermal, trip, cdev,
THERMAL_NO_LIMIT,
THERMAL_NO_LIMIT,
THERMAL_WEIGHT_DEFAULT);
else
result = thermal_zone_unbind_cooling_device
(thermal, trip, cdev);
result = thermal_zone_unbind_cooling_device(
thermal, trip, cdev);
if (result)
goto failed;
}
@ -762,14 +762,14 @@ failed:
static int
acpi_thermal_bind_cooling_device(struct thermal_zone_device *thermal,
struct thermal_cooling_device *cdev)
struct thermal_cooling_device *cdev)
{
return acpi_thermal_cooling_device_cb(thermal, cdev, true);
}
static int
acpi_thermal_unbind_cooling_device(struct thermal_zone_device *thermal,
struct thermal_cooling_device *cdev)
struct thermal_cooling_device *cdev)
{
return acpi_thermal_cooling_device_cb(thermal, cdev, false);
}
@ -802,20 +802,20 @@ static int acpi_thermal_register_thermal_zone(struct acpi_thermal *tz)
if (tz->trips.passive.flags.valid)
trips++;
for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE &&
tz->trips.active[i].flags.valid; i++, trips++);
for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE && tz->trips.active[i].flags.valid;
i++, trips++);
if (tz->trips.passive.flags.valid)
tz->thermal_zone =
thermal_zone_device_register("acpitz", trips, 0, tz,
&acpi_thermal_zone_ops, NULL,
tz->trips.passive.tsp*100,
tz->polling_frequency*100);
tz->thermal_zone = thermal_zone_device_register("acpitz", trips, 0, tz,
&acpi_thermal_zone_ops, NULL,
tz->trips.passive.tsp * 100,
tz->polling_frequency * 100);
else
tz->thermal_zone =
thermal_zone_device_register("acpitz", trips, 0, tz,
&acpi_thermal_zone_ops, NULL,
0, tz->polling_frequency*100);
&acpi_thermal_zone_ops, NULL,
0, tz->polling_frequency * 100);
if (IS_ERR(tz->thermal_zone))
return -ENODEV;
@ -881,7 +881,6 @@ static void acpi_thermal_notify(struct acpi_device *device, u32 event)
{
struct acpi_thermal *tz = acpi_driver_data(device);
if (!tz)
return;
@ -893,13 +892,13 @@ static void acpi_thermal_notify(struct acpi_device *device, u32 event)
acpi_thermal_trips_update(tz, ACPI_TRIPS_REFRESH_THRESHOLDS);
acpi_queue_thermal_check(tz);
acpi_bus_generate_netlink_event(device->pnp.device_class,
dev_name(&device->dev), event, 0);
dev_name(&device->dev), event, 0);
break;
case ACPI_THERMAL_NOTIFY_DEVICES:
acpi_thermal_trips_update(tz, ACPI_TRIPS_REFRESH_DEVICES);
acpi_queue_thermal_check(tz);
acpi_bus_generate_netlink_event(device->pnp.device_class,
dev_name(&device->dev), event, 0);
dev_name(&device->dev), event, 0);
break;
default:
acpi_handle_debug(device->handle, "Unsupported event [0x%x]\n",
@ -944,7 +943,6 @@ static int acpi_thermal_get_info(struct acpi_thermal *tz)
{
int result = 0;
if (!tz)
return -EINVAL;
@ -1023,7 +1021,6 @@ static int acpi_thermal_add(struct acpi_device *device)
int result = 0;
struct acpi_thermal *tz = NULL;
if (!device)
return -EINVAL;
@ -1099,6 +1096,7 @@ static int acpi_thermal_resume(struct device *dev)
for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE; i++) {
if (!tz->trips.active[i].flags.valid)
break;
tz->trips.active[i].flags.enabled = 1;
for (j = 0; j < tz->trips.active[i].devices.count; j++) {
result = acpi_bus_update_power(
@ -1119,7 +1117,6 @@ static int acpi_thermal_resume(struct device *dev)
#endif
static int thermal_act(const struct dmi_system_id *d) {
if (act == 0) {
pr_notice("%s detected: disabling all active thermal trip points\n",
d->ident);
@ -1128,14 +1125,12 @@ static int thermal_act(const struct dmi_system_id *d) {
return 0;
}
static int thermal_nocrt(const struct dmi_system_id *d) {
pr_notice("%s detected: disabling all critical thermal trip point actions.\n",
d->ident);
nocrt = 1;
return 0;
}
static int thermal_tzp(const struct dmi_system_id *d) {
if (tzp == 0) {
pr_notice("%s detected: enabling thermal zone polling\n",
d->ident);
@ -1144,7 +1139,6 @@ static int thermal_tzp(const struct dmi_system_id *d) {
return 0;
}
static int thermal_psv(const struct dmi_system_id *d) {
if (psv == 0) {
pr_notice("%s detected: disabling all passive thermal trip points\n",
d->ident);