led_trigger_set identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

include/linux/leds.h, line 534 (as a prototype)

Defined in 2 files as a function:

Referenced in 2 files:

Smatch caller information:

drivers/leds/led-triggers.c led_match_default_trigger() -> led_trigger_set()

Type	Parameter	Key	Value
PARAM_VALUE	0	led_cdev	4096-ptr_max
PARAM_VALUE	0	led_cdev->default_trigger	1-u64max
PARAM_VALUE	0	led_cdev->dev->dma_io_tlb_mem->phys_limit	0-s64max
PARAM_VALUE	0	led_cdev->dev->kobj.parent->sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	led_cdev->dev->kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->type	0-1
PARAM_VALUE	1	trig	4096-ptr_max
BUF_SIZE	0	led_cdev	s32min-(-1),1-s32max
BUF_SIZE	0	led_cdev	s32min-(-1),1-s32max
BUF_SIZE	0	led_cdev->brightness_get	(-1),8
BUF_SIZE	0	led_cdev->brightness_set	(-1),8
BUF_SIZE	0	led_cdev->brightness_set_blocking	(-1),8
BUF_SIZE	0	led_cdev->default_trigger	s32min,(-10),(-1),1-s32max
BUF_SIZE	0	led_cdev->dev	(-1),1616
BUF_SIZE	0	led_cdev->groups	(-1),16
BUF_SIZE	0	led_cdev->hw_control_trigger	(-1),7
BUF_SIZE	0	led_cdev->name	s32min,(-10),(-1)-s32max
BUF_SIZE	1	trig	(-1),152
BUF_SIZE	1	trig	(-1),152
BUF_SIZE	1	trig->name	s32min,(-10),(-1)-s32max
CAPPED_DATA	1	trig->trigger_type	1
DATA_SOURCE	0	led_cdev	$0
DATA_SOURCE	1	trig	$1
STR_LEN	0	led_cdev->default_trigger	(-1),4-5,7,9-13,20,24
STR_LEN	0	led_cdev->hw_control_trigger	(-1),6
STR_LEN	0	led_cdev->name	(-1),5-6,8-23,28,31,36,47,63
STR_LEN	1	trig->name	(-1),3,5-13,15,21
PARAM_COMPARE	0	led_cdev->trigger_type	>= $1->trigger_type
BIT_INFO	0	led_cdev->flags	0x800000,0xffffffff
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	led_cdev->blink_timer.expires	0-u64max
HOST_DATA	0	led_cdev->set_brightness_work.data.counter	s64min-s64max
USER_DATA	0	led_cdev->max_brightness	1-s32max
NO_OVERFLOW_SIMPLE	0	led_cdev->blink_delay_off
NO_OVERFLOW_SIMPLE	0	led_cdev->blink_delay_on
UNITS	0	led_cdev	unit_byte
LOCK2	0	&led_cdev->trigger_lock
HALF_LOCKED2		global &leds_list_lock
HALF_LOCKED2		global &triggers_list_lock
HALF_LOCKED2	0	&led_cdev->led_access
TYPE_LOCK		(struct led_classdev)->trigger_lock

drivers/leds/led-triggers.c led_trigger_remove() -> led_trigger_set()

Type	Parameter	Key	Value
PARAM_VALUE	0	led_cdev	4096-ptr_max
PARAM_VALUE	0	led_cdev->dev->dma_io_tlb_mem->phys_limit	0-s64max
PARAM_VALUE	0	led_cdev->dev->kobj.parent->sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	led_cdev->dev->kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	led_cdev->led_access.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	led_cdev->led_access.osq.tail.counter	0-s32max
PARAM_VALUE	0	led_cdev->led_access.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	led_cdev->trigger_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->type	0-1
PARAM_VALUE	0	led_cdev->trigger_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	led_cdev->trigger_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->trigger_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->trigger_lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	1	trig	0
BUF_SIZE	0	led_cdev	s32min-(-1),1-s32max
BUF_SIZE	0	led_cdev	s32min-(-1),1-s32max
BUF_SIZE	0	led_cdev->brightness_get	(-1),8
BUF_SIZE	0	led_cdev->brightness_set	(-1),8
BUF_SIZE	0	led_cdev->brightness_set_blocking	(-1),8
BUF_SIZE	0	led_cdev->default_trigger	s32min,(-10),(-1),1-s32max
BUF_SIZE	0	led_cdev->dev	(-1),1616
BUF_SIZE	0	led_cdev->groups	(-1),16
BUF_SIZE	0	led_cdev->hw_control_trigger	(-1),7
BUF_SIZE	0	led_cdev->name	s32min,(-10),(-1)-s32max
CAPPED_DATA	0	&led_cdev->trigger_lock	1
DATA_SOURCE	0	led_cdev	$0
STR_LEN	0	led_cdev->default_trigger	(-1),4-5,7,9-13,20,24
STR_LEN	0	led_cdev->hw_control_trigger	(-1),6
STR_LEN	0	led_cdev->name	(-1),5-6,8-23,28,31,36,47,63
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	led_cdev->blink_timer.expires	0-u64max
HOST_DATA	0	led_cdev->set_brightness_work.data.counter	s64min-s64max
USER_DATA	0	led_cdev->max_brightness	1-s32max
NO_OVERFLOW_SIMPLE	0	led_cdev->blink_delay_off
NO_OVERFLOW_SIMPLE	0	led_cdev->blink_delay_on
UNITS	0	led_cdev	unit_byte
LOCK2	0	&led_cdev->led_access
LOCK2	0	&led_cdev->trigger_lock
HALF_LOCKED2		&of->mutex
TYPE_LOCK		(struct led_classdev)->led_access
TYPE_LOCK		(struct led_classdev)->trigger_lock

drivers/leds/led-triggers.c led_trigger_unregister() -> led_trigger_set()

Type	Parameter	Key	Value
PARAM_VALUE	0	led_cdev	4096-ptr_max
PARAM_VALUE	0	led_cdev->trigger	4096-ptr_max
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->type	0-1
PARAM_VALUE	1	trig	0
CAPPED_DATA	0	led_cdev->trigger	1
CAPPED_DATA	0	&led_cdev->node	1
CAPPED_DATA	0	&led_cdev->trigger_lock	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		global &leds_list_lock
LOCK2	0	&led_cdev->trigger_lock
HALF_LOCKED2		global &xt_led_mutex
TYPE_LOCK		(struct led_classdev)->trigger_lock

drivers/leds/led-triggers.c led_trigger_write() -> led_trigger_set()

Type	Parameter	Key	Value
PARAM_VALUE	0	led_cdev	4096-ptr_max
PARAM_VALUE	0	led_cdev->led_access.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	led_cdev->led_access.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	led_cdev->led_access.osq.tail.counter	0-s32max
PARAM_VALUE	0	led_cdev->led_access.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	led_cdev->trigger_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->type	0-1
PARAM_VALUE	0	led_cdev->trigger_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	led_cdev->trigger_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->trigger_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->trigger_lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	1	trig	4096-ptr_max
BUF_SIZE	0	led_cdev	s32min-(-2),1-s32max
BUF_SIZE	0	led_cdev	s32min-(-2),1-s32max
CAPPED_DATA	0	&led_cdev->led_access	1
CAPPED_DATA	0	&led_cdev->trigger_lock	1
CAPPED_DATA	1	trig->trigger_type	1
CAPPED_DATA	1	&trig->next_trig	1
PARAM_COMPARE	0	led_cdev->trigger_type	>= $1->trigger_type
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	led_cdev	unit_byte
LOCK2		&of->mutex
LOCK2		global &triggers_list_lock
LOCK2	0	&led_cdev->led_access
LOCK2	0	&led_cdev->trigger_lock
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex
TYPE_LOCK		(struct led_classdev)->led_access
TYPE_LOCK		(struct led_classdev)->trigger_lock

drivers/leds/led-class.c led_classdev_unregister() -> led_trigger_set()

Type	Parameter	Key	Value
PARAM_VALUE	0	led_cdev	4096-ptr_max
PARAM_VALUE	0	led_cdev->dev	1-ptr_max
PARAM_VALUE	0	led_cdev->dev->dma_io_tlb_mem->debugfs	0-s64max
PARAM_VALUE	0	led_cdev->dev->kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	led_cdev->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	led_cdev->trigger	1-u64max
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->type	0-1
PARAM_VALUE	0	led_cdev->trigger_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	led_cdev->trigger_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->trigger_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->trigger_lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	1	trig	0
BUF_SIZE	0	led_cdev	(-1),768,1536
BUF_SIZE	0	led_cdev	(-1),768,1536
CAPPED_DATA	0	&led_cdev->trigger_lock	1
DATA_SOURCE	0	led_cdev	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	led_cdev->blink_delay_off
NO_OVERFLOW_SIMPLE	0	led_cdev->blink_delay_on
LOCK2	0	&led_cdev->trigger_lock
HALF_LOCKED2		&_dev->mutex
HALF_LOCKED2		&dev->driver_input_lock
HALF_LOCKED2		&dev->mutex
HALF_LOCKED2		&glights->lights_lock
HALF_LOCKED2		&hdev->driver_input_lock
HALF_LOCKED2		&hid->driver_input_lock
HALF_LOCKED2		&wl->mutex
HALF_LOCKED2		_T->lock
HALF_LOCKED2		global &iwlwifi_opmode_table_mtx
TYPE_LOCK		(struct led_classdev)->trigger_lock