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Defined in 1 files as a prototype:

Defined in 2 files as a function:

Referenced in 13 files:

Smatch caller information:

drivers/platform/x86/lenovo/ideapad-laptop.c ideapad_fn_lock_led_notify() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
PARAM_VALUE 0 led_cdev 4096-ptr_max
DATA_SOURCE 1 brightness $1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &wblock->notify_lock
HALF_LOCKED2 _T->lock

drivers/platform/x86/lenovo/ideapad-laptop.c ideapad_kbd_bl_notify() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
PARAM_VALUE 0 led_cdev 4096-ptr_max
PARAM_VALUE 1 brightness 0-s32max
CAPPED_DATA 1 brightness 1
DATA_SOURCE 1 brightness r ideapad_kbd_bl_brightness_get
NOCHECK_CALL
UNITS 1 brightness unit_array_size
LOCK2 _T->lock
HALF_LOCKED2 &pool->lock

drivers/platform/x86/system76_acpi.c kb_led_notify() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
PARAM_VALUE 0 led_cdev 4096-ptr_max
NOCHECK_CALL
LOCK2 &pool->lock

drivers/platform/x86/bitland-mifs-wmi.c bitland_notifier_callback() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
PARAM_VALUE 0 led_cdev 4096-ptr_max
PARAM_VALUE 1 brightness 0-255
NOCHECK_CALL

drivers/platform/x86/uniwill/uniwill-acpi.c uniwill_notify_kbd_led() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
PARAM_VALUE 0 led_cdev 4096-ptr_max
PARAM_VALUE 0 led_cdev->brightness 0-s32max
PARAM_VALUE 1 brightness 0-4
BUF_SIZE 0 led_cdev 768
DATA_SOURCE 1 brightness $1
NOCHECK_CALL
LOCK2 _T->lock

drivers/platform/x86/lenovo/thinkpad_acpi.c tpacpi_driver_event() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
PARAM_VALUE 0 led_cdev 1315009512709918720
PARAM_VALUE 1 brightness 0-3
DATA_SOURCE 1 brightness r kbdlight_sysfs_get
NOCHECK_CALL
LOCK2 global &kbdlight_mutex
HALF_LOCKED2 &pool->lock

drivers/platform/x86/dell/dell-laptop.c dell_laptop_notifier_call() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
PARAM_VALUE 0 led_cdev 7825118197630304256
NOCHECK_CALL

drivers/platform/x86/samsung-galaxybook.c galaxybook_kbd_backlight_hotkey_work() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
PARAM_VALUE 0 led_cdev 4096-ptr_max
NOCHECK_CALL
UNITS 1 brightness unit_array_size
LOCK2 _T->lock
HALF_LOCKED2 &pool->lock

drivers/hid/hid-lg-g15.c lg_g13_event() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &hdev->dev.driver_data->dyn_callback_lock
HALF_LOCKED2 &hdev->dev.driver_data->mutex
HALF_LOCKED2 &hdev->driver_data->mutex
HALF_LOCKED2 &hdev->driver_input_lock
HALF_LOCKED2 &hdev->ll_open_lock

drivers/hid/hid-lg-g15.c lg_g15_leds_changed_work() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
NOCHECK_CALL
HALF_LOCKED2 &pool->lock

drivers/hid/hid-lg-g15.c lg_g15_probe() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &hdev->driver_input_lock
TYPE_LOCK (struct hid_device)->driver_input_lock

drivers/hid/hid-lg-g15.c lg_g510_leds_event() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
PARAM_VALUE 0 led_cdev 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &hdev->dev.driver_data->dyn_callback_lock
HALF_LOCKED2 &hdev->dev.driver_data->mutex
HALF_LOCKED2 &hdev->driver_data->mutex
HALF_LOCKED2 &hdev->driver_input_lock
HALF_LOCKED2 &hdev->ll_open_lock

drivers/platform/x86/toshiba_acpi.c toshiba_acpi_kbd_bl_work() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
PARAM_VALUE 0 led_cdev 4096-ptr_max
PARAM_VALUE 1 brightness 0,255
FUZZY_MAX 1 brightness 255
HARD_MAX 1 brightness 255
NOCHECK_CALL
HALF_LOCKED2 &pool->lock

drivers/platform/x86/toshiba_acpi.c toshiba_acpi_notify() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
PARAM_VALUE 0 led_cdev 4096-ptr_max
PARAM_VALUE 1 brightness 0,255
FUZZY_MAX 1 brightness 255
HARD_MAX 1 brightness 255
NOCHECK_CALL
HALF_LOCKED2 &pool->lock

drivers/platform/x86/lg-laptop.c lg_laptop_handle_input_event() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
PARAM_VALUE 0 led_cdev 6217754636360531968
PARAM_VALUE 0 led_cdev->dev 4096-ptr_max
PARAM_VALUE 1 brightness 0,127,255
DATA_SOURCE 1 brightness r get_kbd_backlight_level
NOCHECK_CALL
HALF_LOCKED2 &pool->lock

drivers/platform/arm64/lenovo-thinkpad-t14s.c t14s_kbd_bl_update() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
PARAM_VALUE 0 led_cdev 4096-ptr_max
PARAM_VALUE 1 brightness 0-255
DATA_SOURCE 1 brightness r t14s_kbd_bl_get
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 _T->lock
HALF_LOCKED2 irq

drivers/platform/x86/asus-wmi.c kbd_led_update_all() -> led_classdev_notify_brightness_hw_changed()

Type Parameter Key Value
PARAM_VALUE 0 led_cdev 4096-ptr_max
NOCHECK_CALL
HALF_LOCKED2 &pool->lock