dpot_read_r8d16 identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

drivers/misc/ad525x_dpot.c, line 107 (as a function)

Referenced in 1 files:

drivers/misc/ad525x_dpot.c

Smatch caller information:

drivers/misc/ad525x_dpot.c dpot_read_i2c() -> dpot_read_r8d16()

Type	Parameter	Key	Value
PARAM_VALUE	0	dpot	4096-ptr_max
PARAM_VALUE	0	dpot->bdata.bops	4096-ptr_max
PARAM_VALUE	0	dpot->bdata.bops->write_r8d8	4096-ptr_max
PARAM_VALUE	0	dpot->bdata.client->adapter->bus_lock.dep_map->name	0-255
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.driver_data->adev->pm.bus_locked	0-1
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.driver_data->adev->pm.mutex.dep_map->name	0-255
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.driver_data->adev->pm.mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.parent->devt	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.parent->dma_uses_io_tlb	0-1
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.parent->id	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.parent->kobj.kref.refcount.refs.counter	s32min-s32max
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.parent->kobj.release.cpu	s32min-s32max
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.parent->kobj.release.timer.flags	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.parent->kobj.state_add_uevent_sent	0-1
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.parent->kobj.state_in_sysfs	0-1
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.parent->kobj.state_initialized	0-1
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.parent->kobj.state_remove_uevent_sent	0-1
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.parent->kobj.uevent_suppress	0-1
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.parent->links.status	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.parent->numa_node	s32min-s32max
PARAM_VALUE	0	dpot->bdata.client->adapter->dev.parent->removable	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->bus_lock_mutex.dep_map->name	0-255
PARAM_VALUE	0	dpot->bdata.client->controller->bus_lock_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dpot->bdata.client->controller->bus_lock_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dpot->bdata.client->controller->bus_lock_mutex.first_waiter->task->blocked_on	0
PARAM_VALUE	0	dpot->bdata.client->controller->bus_lock_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dpot->bdata.client->controller->bus_lock_spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dpot->bdata.client->controller->cur_msg	0
PARAM_VALUE	0	dpot->bdata.client->controller->cur_msg_completion.done	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->cur_msg_completion.wait.lock.owner	(-1)
PARAM_VALUE	0	dpot->bdata.client->controller->cur_msg_completion.wait.lock.owner_cpu	4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->cur_msg_incomplete	0-1
PARAM_VALUE	0	dpot->bdata.client->controller->cur_msg_need_completion	0-1
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->abort_failed	0
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->bits_per_word	0-255
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->brdv	0-255
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->busy	0-1
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->byte_access	0-1
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->bytes_per_word	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->cfg_bus	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->cfg_spi	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->clk->core->parent->prepare_count	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->clk->core->parent->protect_count	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->clk->core->prepare_count	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->clk->core->protect_count	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->command2_reg	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->command_reg	0,6144-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->control_shadow	0-255
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->cs	0-255
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->cs_inactive	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->ctx.modulctrl	0-4294967291
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->cur_bits_per_word	0
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->cur_midi	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->data_completion.done	0
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->fifo_level	0
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->fifo_n_elm	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->freq	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->is_first_byte	1
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->last_cs	0-255
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->last_mode	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->last_msg_kept_cs	0-1
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->last_speed_hz	1-4294967294
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->lock->wait_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->map->async	0
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->map->cache_dirty	0-1
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->mode	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->op_lock->wait_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->op_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->para	0-255
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->pclk->core->dev->power.request	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->pdev->dev.kobj.sd->count.counter	s32min-s32max
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->pinctrl->dev->power.links_count	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->rx_dma.ch->client_count	1-s32max
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->rx_dma.ch->completed_cookie	1
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->rx_dma.ch->cookie	1
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->rx_dma.ch->dbg_client_name	0
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->rx_dma.ch->device->owner->state	0-1,3-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->rx_dma.ch->name	0
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->rx_dma.ch->route_data	0
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->rx_dma.ch->slave	0
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->rx_fifo	3904198247229726720,4565237530177343488,6658731044705361920
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->spcmd	0-u16max
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->speed_hz	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->sppcr	0-1
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->spr	0-255
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->syscon->async	0
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->syscon->cache_dirty	0-1
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->tclk->core->dev->power.request	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->tclk->core->parent->protect_count	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->tclk->core->protect_count	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->tx_dma.ch->client_count	1-s32max
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->tx_dma.ch->completed_cookie	1
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->tx_dma.ch->cookie	1
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->tx_dma.ch->dbg_client_name	0
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->tx_dma.ch->device->owner->state	0-1,3-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->tx_dma.ch->name	0
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->tx_dma.ch->route_data	0
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->tx_dma.ch->slave	0
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->tx_fifo	2510381515690913792,7461287794670727168,8282068689171869696
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->use_multi_mode	0-1
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->use_pclk	0-1
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->usedma	0-1
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->wq->first_flusher->done.done	0-4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->wq->flush_color	s32min-s32max
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->wq->flusher_queue.prev->next	2906673126597898240
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->wq->nr_pwqs_to_flush.counter	s32min-s32max
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->wq->work_color	s32min-s32max
PARAM_VALUE	0	dpot->bdata.client->controller->dev.driver_data->xfer_conf	0-2047
PARAM_VALUE	0	dpot->bdata.client->controller->dma_rx->client_count	1-s32max
PARAM_VALUE	0	dpot->bdata.client->controller->dma_tx->client_count	1-s32max
PARAM_VALUE	0	dpot->bdata.client->controller->fallback	0
PARAM_VALUE	0	dpot->bdata.client->controller->io_mutex.dep_map->name	0-255
PARAM_VALUE	0	dpot->bdata.client->controller->io_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dpot->bdata.client->controller->io_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dpot->bdata.client->controller->io_mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dpot->bdata.client->controller->io_mutex.first_waiter->task->blocked_on	0
PARAM_VALUE	0	dpot->bdata.client->controller->io_mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dpot->bdata.client->controller->io_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dpot->bdata.client->controller->kworker->lock.owner	(-1)
PARAM_VALUE	0	dpot->bdata.client->controller->kworker->lock.owner_cpu	4294967295
PARAM_VALUE	0	dpot->bdata.client->controller->pump_messages.worker->lock.owner_cpu	0
PARAM_VALUE	0	dpot->bdata.client->controller->pump_messages.worker->lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	dpot->bdata.client->controller->queue_empty	0
PARAM_VALUE	0	dpot->uid	50-51
PARAM_VALUE	0	dpot->update_lock.dep_map->name	0-255
PARAM_VALUE	0	dpot->update_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dpot->update_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dpot->update_lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dpot->update_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	dpot->update_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	dpot->update_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	dpot->update_lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	*dpot->bdata.client->controller->cur_msg->context->msg.opt_state	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	*dpot->bdata.client->controller->dev.driver_data->wq->lockdep_map->name	0-255
PARAM_VALUE	0	*dpot->bdata.client->controller->dummy_rx	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	*dpot->bdata.client->controller->dummy_tx	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	*dpot->bdata.client->controller->kworker->lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	1	reg	4
BUF_SIZE	0	dpot	s32min-(-2),1-s32max
BUF_SIZE	0	dpot	s32min-(-2),1-s32max
DATA_SOURCE	0	dpot	$0
BIT_INFO	0	dpot->feat	0x0,0xfffffc7f
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	dpot->bdata.client->controller->dev.driver_data->ctx.modulctrl	0-4294967291[c]
HOST_DATA	0	dpot->bdata.client->controller->dev.driver_data->para	0-255
UNITS	0	dpot	unit_byte
LOCK2		&of->mutex
LOCK2	0	&dpot->update_lock
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct dpot_data)->update_lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

drivers/misc/ad525x_dpot.c dpot_read_i2c() -> dpot_read_r8d16()

Type	Parameter	Key	Value
PARAM_VALUE	0	dpot	4096-ptr_max
PARAM_VALUE	0	dpot->uid	0-32,42,48-49,52-u32max
PARAM_VALUE	0	dpot->update_lock.dep_map->name	0-255
PARAM_VALUE	0	dpot->update_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dpot->update_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dpot->update_lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dpot->update_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	dpot->update_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	dpot->update_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	dpot->update_lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	1	reg	0-127
BUF_SIZE	0	dpot	s32min-(-2),1-s32max
BUF_SIZE	0	dpot	s32min-(-2),1-s32max
DATA_SOURCE	0	dpot	$0
BIT_INFO	0	dpot->feat	0x0,0xfffffc7f
BIT_INFO	1	reg	0x0,0x7e
RX_PATH
TASK_NOT_RUNNING
UNITS	0	dpot	unit_byte
LOCK2		&of->mutex
LOCK2	0	&dpot->update_lock
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct dpot_data)->update_lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

drivers/misc/ad525x_dpot.c dpot_read_spi() -> dpot_read_r8d16()

Type	Parameter	Key	Value
PARAM_VALUE	0	dpot	4096-ptr_max
PARAM_VALUE	0	dpot->feat	128-u32max
PARAM_VALUE	0	dpot->update_lock.dep_map->name	0-255
PARAM_VALUE	0	dpot->update_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dpot->update_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dpot->update_lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dpot->update_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	dpot->update_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	dpot->update_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	dpot->update_lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	1	reg	0,144,160
BUF_SIZE	0	dpot	s32min-(-2),1-s32max
BUF_SIZE	0	dpot	s32min-(-2),1-s32max
DATA_SOURCE	0	dpot	$0
BIT_INFO	0	dpot->feat	0x200,0xfffffeff
BIT_INFO	1	reg	0x0,0xb0
RX_PATH
TASK_NOT_RUNNING
UNITS	0	dpot	unit_byte
LOCK2		&of->mutex
LOCK2	0	&dpot->update_lock
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct dpot_data)->update_lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

drivers/misc/ad525x_dpot.c dpot_write_i2c() -> dpot_read_r8d16()

Type	Parameter	Key	Value
PARAM_VALUE	0	dpot	4096-ptr_max
PARAM_VALUE	0	dpot->uid	46-47
PARAM_VALUE	0	dpot->update_lock.dep_map->name	0-255
PARAM_VALUE	0	dpot->update_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dpot->update_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dpot->update_lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dpot->update_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	dpot->update_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	dpot->update_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	dpot->update_lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	1	reg	0,8
BUF_SIZE	0	dpot	s32min-(-2),1-s32max
BUF_SIZE	0	dpot	s32min-(-2),1-s32max
DATA_SOURCE	0	dpot	$0
BIT_INFO	0	dpot->feat	0x0,0xfffffc7f
BIT_INFO	1	reg	0x0,0x8
RX_PATH
TASK_NOT_RUNNING
UNITS	0	dpot	unit_byte
LOCK2		&of->mutex
LOCK2	0	&dpot->update_lock
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct dpot_data)->update_lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

drivers/misc/ad525x_dpot.c dpot_write_i2c() -> dpot_read_r8d16()

Type	Parameter	Key	Value
PARAM_VALUE	0	dpot	4096-ptr_max
PARAM_VALUE	0	dpot->uid	45
PARAM_VALUE	0	dpot->update_lock.dep_map->name	0-255
PARAM_VALUE	0	dpot->update_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dpot->update_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dpot->update_lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dpot->update_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	dpot->update_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	dpot->update_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	dpot->update_lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	1	reg	0
BUF_SIZE	0	dpot	s32min-(-2),1-s32max
BUF_SIZE	0	dpot	s32min-(-2),1-s32max
DATA_SOURCE	0	dpot	$0
BIT_INFO	0	dpot->feat	0x0,0xfffffc7f
RX_PATH
TASK_NOT_RUNNING
UNITS	0	dpot	unit_byte
LOCK2		&of->mutex
LOCK2	0	&dpot->update_lock
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct dpot_data)->update_lock
TYPE_LOCK		(struct kernfs_open_file)->mutex