mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-13 22:25:03 +00:00
Code Issues Releases Wiki Activity

ACPI: PM: Unify debug messages in acpi_device_set_power()

Browse source 
Convert all of the debug messages printed by acpi_device_set_power()
to acpi_handle_debug() and adjust them slightly for consistency with
acpi_device_get_power() and other acpi_device_set_power() debug
messages.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Rafael J. Wysocki 2022-04-04 17:03:11 +02:00
parent 255a04cc45
commit f4f3548dc8
1 changed files with 19 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

36
drivers/acpi/device_pm.c
View file

@ -174,8 +174,8 @@ int acpi_device_set_power(struct acpi_device *device, int state)
/* There is a special case for D0 addressed below. */
if (state > ACPI_STATE_D0 && state == device->power.state) {
dev_dbg(&device->dev, "Device already in %s\n",
acpi_power_state_string(state));
acpi_handle_debug(device->handle, "Already in %s\n",
acpi_power_state_string(state));
return 0;
}
@ -189,17 +189,17 @@ int acpi_device_set_power(struct acpi_device *device, int state)
if (!device->power.states[ACPI_STATE_D3_COLD].flags.valid)
target_state = state;
} else if (!device->power.states[state].flags.valid) {
dev_warn(&device->dev, "Power state %s not supported\n",
acpi_power_state_string(state));
acpi_handle_debug(device->handle, "Power state %s not supported\n",
acpi_power_state_string(state));
return -ENODEV;
}
if (!device->power.flags.ignore_parent &&
device->parent && (state < device->parent->power.state)) {
dev_warn(&device->dev,
"Cannot transition to power state %s for parent in %s\n",
acpi_power_state_string(state),
acpi_power_state_string(device->parent->power.state));
if (!device->power.flags.ignore_parent && device->parent &&
state < device->parent->power.state) {
acpi_handle_debug(device->handle,
"Cannot transition to %s for parent in %s\n",
acpi_power_state_string(state),
acpi_power_state_string(device->parent->power.state));
return -ENODEV;
}
@ -216,9 +216,10 @@ int acpi_device_set_power(struct acpi_device *device, int state)
* (deeper) states to higher-power (shallower) states.
*/
if (state < device->power.state) {
dev_warn(&device->dev, "Cannot transition from %s to %s\n",
acpi_power_state_string(device->power.state),
acpi_power_state_string(state));
acpi_handle_debug(device->handle,
"Cannot transition from %s to %s\n",
acpi_power_state_string(device->power.state),
acpi_power_state_string(state));
return -ENODEV;
}
@ -271,12 +272,13 @@ int acpi_device_set_power(struct acpi_device *device, int state)
end:
if (result) {
dev_warn(&device->dev, "Failed to change power state to %s\n",
acpi_power_state_string(target_state));
acpi_handle_debug(device->handle,
"Failed to change power state to %s\n",
acpi_power_state_string(target_state));
} else {
device->power.state = target_state;
dev_dbg(&device->dev, "Power state changed to %s\n",
acpi_power_state_string(target_state));
acpi_handle_debug(device->handle, "Power state changed to %s\n",
acpi_power_state_string(target_state));
}
return result;