lp855x_write_byte identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

drivers/video/backlight/lp855x_bl.c, line 79 (as a function)

Referenced in 1 files:

drivers/video/backlight/lp855x_bl.c

Smatch caller information:

drivers/video/backlight/lp855x_bl.c lp855x_bl_update_status() -> lp855x_write_byte()

Type	Parameter	Key	Value
PARAM_VALUE	0	lp	4096-ptr_max
PARAM_VALUE	0	lp->cfg	4096-ptr_max
PARAM_VALUE	0	lp->mode	2
BUF_SIZE	0	lp	s32min-(-2),1-s32max
BUF_SIZE	0	lp	s32min-(-2),1-s32max
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	2	data	0-255
USER_DATA	2	data	0-255[c]
UNITS	0	lp	unit_byte
UNITS	2	data	unit_array_size
HALF_LOCKED2		&bl->update_lock
HALF_LOCKED2		&connector->mutex
HALF_LOCKED2		&panel->follower_lock
HALF_LOCKED2		global &drm_unplug_srcu

drivers/video/backlight/lp855x_bl.c lp855x_configure() -> lp855x_write_byte()

Type	Parameter	Key	Value
PARAM_VALUE	0	lp	4096-ptr_max
PARAM_VALUE	0	lp->cfg	1546474008173203456,8592797651440680960
PARAM_VALUE	0	lp->cfg->pre_init_device	0,8759585659583668224
PARAM_VALUE	0	lp->chip_id	0-6
PARAM_VALUE	0	lp->client	4096-ptr_max
PARAM_VALUE	0	lp->client->adapter	4096-ptr_max
PARAM_VALUE	0	lp->client->debugfs	4096-u64max
PARAM_VALUE	0	lp->client->dev.devres_head.prev	4096-ptr_max
PARAM_VALUE	0	lp->client->devres_group_id	4096-ptr_max
PARAM_VALUE	0	lp->dev	4096-ptr_max
PARAM_VALUE	0	lp->enable	0,4096-ptr_max
PARAM_VALUE	0	lp->enable->enable_count	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->ena_gpio_state	1
PARAM_VALUE	0	lp->enable->rdev->ena_pin->enable_count	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->notifier.head->priority	s32min-s32max
PARAM_VALUE	0	lp->enable->rdev->reg_data->load	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->reg_data->load_updated	0-1
PARAM_VALUE	0	lp->enable->rdev->reg_data->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->reg_data->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->reg_data->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->enable->rdev->regmap->async	0-1
PARAM_VALUE	0	lp->enable->rdev->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->enable->rdev->regmap->cache_dirty	0-1
PARAM_VALUE	0	lp->enable->rdev->supply->enable_count	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->use_count	0-4294967295
PARAM_VALUE	0	lp->mode	1-2
PARAM_VALUE	0	lp->pdata	4096-ptr_max
PARAM_VALUE	0	lp->pwm	0-ptr_max
PARAM_VALUE	0	lp->pwm->chip->ops->sizeof_wfhw	0-2,5,12,16
PARAM_VALUE	0	lp->supply	0,4096-ptr_max
PARAM_VALUE	0	lp->supply->enable_count	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->ena_gpio_state	1
PARAM_VALUE	0	lp->supply->rdev->ena_pin->enable_count	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->notifier.head->priority	s32min-s32max
PARAM_VALUE	0	lp->supply->rdev->reg_data->load	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->reg_data->load_updated	0-1
PARAM_VALUE	0	lp->supply->rdev->reg_data->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->reg_data->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->reg_data->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->supply->rdev->regmap->async	0-1
PARAM_VALUE	0	lp->supply->rdev->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->supply->rdev->regmap->cache_dirty	0-1
PARAM_VALUE	0	lp->supply->rdev->use_count	0-4294967295
BUF_SIZE	0	lp	88
BUF_SIZE	0	lp->cfg	24
BUF_SIZE	0	lp->chipname	16,20
BUF_SIZE	0	lp->dev	1616
BUF_SIZE	0	lp->enable	s32min,(-1)-s32max
BUF_SIZE	0	lp->pdata	1-s32max
BUF_SIZE	0	lp->supply	s32min,(-1)-s32max
CAPPED_DATA	0	lp->client->irq	1
CAPPED_DATA	0	lp->dev	1
DATA_SOURCE	0	lp	$0
FUZZY_MAX	0	lp->mode	2
BIT_INFO	0	lp->cfg	0x15362deab088c000,0xffffffffffffffff
HARD_MAX	0	lp->mode	2
MEM_ZERO	0	lp
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	lp->client->irq

drivers/video/backlight/lp855x_bl.c lp855x_configure() -> lp855x_write_byte()

Type	Parameter	Key	Value
PARAM_VALUE	0	lp	4096-ptr_max
PARAM_VALUE	0	lp->cfg	1546474008173203456,8592797651440680960
PARAM_VALUE	0	lp->cfg->pre_init_device	0,8759585659583668224
PARAM_VALUE	0	lp->chip_id	0-6
PARAM_VALUE	0	lp->client	4096-ptr_max
PARAM_VALUE	0	lp->client->adapter	4096-ptr_max
PARAM_VALUE	0	lp->client->adapter->bus_lock.rtmutex.waiters.rb_leftmost->rb_right	0
PARAM_VALUE	0	lp->client->adapter->dev.driver_data->adev->pm.bus_locked	0-1
PARAM_VALUE	0	lp->client->adapter->dev.driver_data->adev->pm.mutex.dep_map->name	0-255
PARAM_VALUE	0	lp->client->adapter->dev.driver_data->adev->pm.mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	lp->client->adapter->lock_ops	4096-ptr_max
PARAM_VALUE	0	lp->client->debugfs	4096-u64max
PARAM_VALUE	0	lp->client->dev.devres_head.prev	4096-ptr_max
PARAM_VALUE	0	lp->client->devres_group_id	4096-ptr_max
PARAM_VALUE	0	lp->dev	4096-ptr_max
PARAM_VALUE	0	lp->enable	0,4096-ptr_max
PARAM_VALUE	0	lp->enable->enable_count	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->ena_gpio_state	1
PARAM_VALUE	0	lp->enable->rdev->ena_pin->enable_count	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->notifier.head->priority	s32min-s32max
PARAM_VALUE	0	lp->enable->rdev->reg_data->load	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->reg_data->load_updated	0-1
PARAM_VALUE	0	lp->enable->rdev->reg_data->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->reg_data->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->reg_data->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->enable->rdev->regmap->async	0-1
PARAM_VALUE	0	lp->enable->rdev->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->enable->rdev->regmap->cache_dirty	0-1
PARAM_VALUE	0	lp->enable->rdev->supply->enable_count	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->use_count	0-4294967295
PARAM_VALUE	0	lp->mode	1-2
PARAM_VALUE	0	lp->pdata	4096-ptr_max
PARAM_VALUE	0	lp->pwm	0-ptr_max
PARAM_VALUE	0	lp->pwm->chip->ops->sizeof_wfhw	0-2,5,12,16
PARAM_VALUE	0	lp->supply	0,4096-ptr_max
PARAM_VALUE	0	lp->supply->enable_count	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->ena_gpio_state	1
PARAM_VALUE	0	lp->supply->rdev->ena_pin->enable_count	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->notifier.head->priority	s32min-s32max
PARAM_VALUE	0	lp->supply->rdev->reg_data->load	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->reg_data->load_updated	0-1
PARAM_VALUE	0	lp->supply->rdev->reg_data->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->reg_data->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->reg_data->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->supply->rdev->regmap->async	0-1
PARAM_VALUE	0	lp->supply->rdev->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->supply->rdev->regmap->cache_dirty	0-1
PARAM_VALUE	0	lp->supply->rdev->use_count	0-4294967295
BUF_SIZE	0	lp	88
BUF_SIZE	0	lp->cfg	24
BUF_SIZE	0	lp->chipname	16,20
BUF_SIZE	0	lp->dev	1616
BUF_SIZE	0	lp->enable	s32min,(-1)-s32max
BUF_SIZE	0	lp->pdata	1-s32max
BUF_SIZE	0	lp->supply	s32min,(-1)-s32max
CAPPED_DATA	0	lp->client->adapter->retries	1
CAPPED_DATA	0	lp->client->irq	1
CAPPED_DATA	0	lp->dev	1
DATA_SOURCE	0	lp	$0
FUZZY_MAX	0	lp->mode	2
BIT_INFO	0	lp->cfg	0x15362deab088c000,0xffffffffffffffff
HARD_MAX	0	lp->mode	2
MEM_ZERO	0	lp
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	lp->client->irq

drivers/video/backlight/lp855x_bl.c lp855x_configure() -> lp855x_write_byte()

Type	Parameter	Key	Value
PARAM_VALUE	0	lp	4096-ptr_max
PARAM_VALUE	0	lp->cfg	1546474008173203456,8592797651440680960
PARAM_VALUE	0	lp->cfg->pre_init_device	0,8759585659583668224
PARAM_VALUE	0	lp->chip_id	0-6
PARAM_VALUE	0	lp->client	4096-ptr_max
PARAM_VALUE	0	lp->client->adapter	4096-ptr_max
PARAM_VALUE	0	lp->client->adapter->bus_lock.rtmutex.waiters.rb_leftmost->rb_right	0
PARAM_VALUE	0	lp->client->adapter->dev.driver_data->adev->pm.bus_locked	0-1
PARAM_VALUE	0	lp->client->adapter->dev.driver_data->adev->pm.mutex.dep_map->name	0-255
PARAM_VALUE	0	lp->client->adapter->dev.driver_data->adev->pm.mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	lp->client->adapter->lock_ops	4096-ptr_max
PARAM_VALUE	0	lp->client->debugfs	4096-u64max
PARAM_VALUE	0	lp->client->dev.devres_head.prev	4096-ptr_max
PARAM_VALUE	0	lp->client->devres_group_id	4096-ptr_max
PARAM_VALUE	0	lp->dev	4096-ptr_max
PARAM_VALUE	0	lp->enable	0,4096-ptr_max
PARAM_VALUE	0	lp->enable->enable_count	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->ena_gpio_state	1
PARAM_VALUE	0	lp->enable->rdev->ena_pin->enable_count	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->notifier.head->priority	s32min-s32max
PARAM_VALUE	0	lp->enable->rdev->reg_data->load	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->reg_data->load_updated	0-1
PARAM_VALUE	0	lp->enable->rdev->reg_data->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->reg_data->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->reg_data->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->enable->rdev->regmap->async	0-1
PARAM_VALUE	0	lp->enable->rdev->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->enable->rdev->regmap->cache_dirty	0-1
PARAM_VALUE	0	lp->enable->rdev->supply->enable_count	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->use_count	0-4294967295
PARAM_VALUE	0	lp->mode	1-2
PARAM_VALUE	0	lp->pdata	4096-ptr_max
PARAM_VALUE	0	lp->pdata->rom_data	4096-ptr_max
PARAM_VALUE	0	lp->pdata->size_program	1-s32max
PARAM_VALUE	0	lp->pwm	0-ptr_max
PARAM_VALUE	0	lp->pwm->chip->ops->sizeof_wfhw	0-2,5,12,16
PARAM_VALUE	0	lp->supply	0,4096-ptr_max
PARAM_VALUE	0	lp->supply->enable_count	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->ena_gpio_state	1
PARAM_VALUE	0	lp->supply->rdev->ena_pin->enable_count	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->notifier.head->priority	s32min-s32max
PARAM_VALUE	0	lp->supply->rdev->reg_data->load	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->reg_data->load_updated	0-1
PARAM_VALUE	0	lp->supply->rdev->reg_data->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->reg_data->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->reg_data->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->supply->rdev->regmap->async	0-1
PARAM_VALUE	0	lp->supply->rdev->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->supply->rdev->regmap->cache_dirty	0-1
PARAM_VALUE	0	lp->supply->rdev->use_count	0-4294967295
PARAM_VALUE	1	reg	16-175
BUF_SIZE	0	lp	88
BUF_SIZE	0	lp->cfg	24
BUF_SIZE	0	lp->chipname	16,20
BUF_SIZE	0	lp->dev	1616
BUF_SIZE	0	lp->enable	s32min,(-1)-s32max
BUF_SIZE	0	lp->pdata	1-s32max
BUF_SIZE	0	lp->supply	s32min,(-1)-s32max
CAPPED_DATA	0	lp->client->adapter->retries	1
CAPPED_DATA	0	lp->client->irq	1
CAPPED_DATA	0	lp->dev	1
CAPPED_DATA	1	reg	1
DATA_SOURCE	0	lp	$0
FUZZY_MAX	0	lp->mode	2
FUZZY_MAX	0	lp->pdata->size_program	1
BIT_INFO	0	lp->cfg	0x15362deab088c000,0xffffffffffffffff
HARD_MAX	0	lp->mode	2
HARD_MAX	1	reg	175
MEM_ZERO	0	lp
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	lp->client->irq

drivers/video/backlight/lp855x_bl.c lp855x_update_bit() -> lp855x_write_byte()

Type	Parameter	Key	Value
PARAM_VALUE	0	lp	4096-ptr_max
PARAM_VALUE	0	lp->cfg	1546474008173203456,8592797651440680960
PARAM_VALUE	0	lp->cfg->post_init_device	0,1096559383007653888
PARAM_VALUE	0	lp->cfg->pre_init_device	0,8759585659583668224
PARAM_VALUE	0	lp->chip_id	0-6
PARAM_VALUE	0	lp->client	4096-ptr_max
PARAM_VALUE	0	lp->client->adapter	4096-ptr_max
PARAM_VALUE	0	lp->client->adapter->bus_lock.rtmutex.waiters.rb_leftmost->rb_right	0
PARAM_VALUE	0	lp->client->adapter->dev.driver_data->adev->pm.bus_locked	0-1
PARAM_VALUE	0	lp->client->adapter->dev.driver_data->adev->pm.mutex.dep_map->name	0-255
PARAM_VALUE	0	lp->client->adapter->dev.driver_data->adev->pm.mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	lp->client->adapter->lock_ops	4096-ptr_max
PARAM_VALUE	0	lp->client->debugfs	4096-u64max
PARAM_VALUE	0	lp->client->dev.devres_head.prev	4096-ptr_max
PARAM_VALUE	0	lp->client->devres_group_id	4096-ptr_max
PARAM_VALUE	0	lp->dev	4096-ptr_max
PARAM_VALUE	0	lp->dev->kobj.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	lp->dev->power.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	lp->enable	0,4096-ptr_max
PARAM_VALUE	0	lp->enable->enable_count	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->ena_gpio_state	1
PARAM_VALUE	0	lp->enable->rdev->ena_pin->enable_count	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->reg_data->load	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->reg_data->load_updated	0-1
PARAM_VALUE	0	lp->enable->rdev->reg_data->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->reg_data->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->reg_data->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->enable->rdev->regmap->async	0-1
PARAM_VALUE	0	lp->enable->rdev->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->enable->rdev->regmap->cache_dirty	0-1
PARAM_VALUE	0	lp->enable->rdev->supply->enable_count	0-4294967295
PARAM_VALUE	0	lp->enable->rdev->use_count	0-4294967295
PARAM_VALUE	0	lp->mode	1-2
PARAM_VALUE	0	lp->pdata	1-u64max
PARAM_VALUE	0	lp->pwm	0-ptr_max
PARAM_VALUE	0	lp->pwm->chip->ops->sizeof_wfhw	0-2,5,12,16
PARAM_VALUE	0	lp->supply	0,4096-ptr_max
PARAM_VALUE	0	lp->supply->enable_count	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->ena_gpio_state	1
PARAM_VALUE	0	lp->supply->rdev->ena_pin->enable_count	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->reg_data->load	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->reg_data->load_updated	0-1
PARAM_VALUE	0	lp->supply->rdev->reg_data->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->reg_data->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->reg_data->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->supply->rdev->regmap->async	0-1
PARAM_VALUE	0	lp->supply->rdev->regmap->cache->cached_rbnode->base_reg	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->regmap->cache->cached_rbnode->blklen	0-4294967295
PARAM_VALUE	0	lp->supply->rdev->regmap->cache->cached_rbnode->node.__rb_parent_color	0-1
PARAM_VALUE	0	lp->supply->rdev->regmap->cache_dirty	0-1
PARAM_VALUE	0	lp->supply->rdev->use_count	0-4294967295
PARAM_VALUE	1	reg	0
BUF_SIZE	0	lp->cfg	24
BUF_SIZE	0	lp->chipname	16,20
BUF_SIZE	0	lp->dev	1616
BUF_SIZE	0	lp->enable	s32min,(-1)-s32max
BUF_SIZE	0	lp->pdata	1-s32max
BUF_SIZE	0	lp->supply	s32min,(-1)-s32max
CAPPED_DATA	0	lp->dev	1
DATA_SOURCE	0	lp	$0
DATA_SOURCE	1	reg	$1
FUZZY_MAX	0	lp->mode	2
BIT_INFO	0	lp->cfg	0x15362deab088c000,0xffffffffffffffff
HARD_MAX	0	lp->mode	2
MEM_ZERO	0	lp
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	lp->client->irq