mcam_reg_write_mask identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

drivers/media/platform/marvell/mcam-core.h, line 212 (as a function)

Referenced in 2 files:

Smatch caller information:

drivers/media/platform/marvell/mcam-core.c mcam_ctlr_image() -> mcam_reg_write_mask()

Type	Parameter	Key	Value
PARAM_VALUE	0	cam	4096-ptr_max
PARAM_VALUE	0	cam->sensor	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->cached	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->osq.tail.counter	0-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner_cpu	u32max
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->bus_lock.dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->adev->pm.bus_locked	0-1
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->mutex->wait_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	cam->state	1,3-4
PARAM_VALUE	0	*cam->sensor->dev_priv->dev.driver_data->reg	0-255
PARAM_VALUE	1	reg	36
PARAM_VALUE	3	mask	1073496060
BUF_SIZE	0	cam	s32min-(-1),1-s32max
BUF_SIZE	0	cam	s32min-(-1),1-s32max
DATA_SOURCE	0	cam	$0
HARD_MAX	0	cam->state	4
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		flags
LOCK2	0	&cam->dev_lock
TYPE_LOCK		(struct mcam_camera)->dev_lock

drivers/media/platform/marvell/mcam-core.c mcam_ctlr_image() -> mcam_reg_write_mask()

Type	Parameter	Key	Value
PARAM_VALUE	0	cam	4096-ptr_max
PARAM_VALUE	0	cam->regs	4096-ptr_max
PARAM_VALUE	0	cam->sensor	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->cached	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->osq.tail.counter	0-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner_cpu	u32max
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->bus_lock.dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->adev->pm.bus_locked	0-1
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->mutex->wait_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	cam->state	1,3-4
PARAM_VALUE	0	*cam->sensor->dev_priv->dev.driver_data->reg	0-255
PARAM_VALUE	1	reg	60
PARAM_VALUE	2	val	172032
PARAM_VALUE	3	mask	16777212
BUF_SIZE	0	cam	s32min-(-1),1-s32max
BUF_SIZE	0	cam	s32min-(-1),1-s32max
DATA_SOURCE	0	cam	$0
HARD_MAX	0	cam->state	4
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		flags
LOCK2	0	&cam->dev_lock
TYPE_LOCK		(struct mcam_camera)->dev_lock

drivers/media/platform/marvell/mcam-core.c mcam_ctlr_image() -> mcam_reg_write_mask()

Type	Parameter	Key	Value
PARAM_VALUE	0	cam	4096-ptr_max
PARAM_VALUE	0	cam->regs	4096-ptr_max
PARAM_VALUE	0	cam->sensor	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->cached	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->osq.tail.counter	0-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner_cpu	u32max
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->bus_lock.dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->adev->pm.bus_locked	0-1
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->mutex->wait_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	cam->state	1,3-4
PARAM_VALUE	0	*cam->sensor->dev_priv->dev.driver_data->reg	0-255
PARAM_VALUE	1	reg	60
PARAM_VALUE	2	val	32768
PARAM_VALUE	3	mask	16777212
BUF_SIZE	0	cam	s32min-(-1),1-s32max
BUF_SIZE	0	cam	s32min-(-1),1-s32max
DATA_SOURCE	0	cam	$0
HARD_MAX	0	cam->state	4
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		flags
LOCK2	0	&cam->dev_lock
TYPE_LOCK		(struct mcam_camera)->dev_lock

drivers/media/platform/marvell/mcam-core.c mcam_ctlr_image() -> mcam_reg_write_mask()

Type	Parameter	Key	Value
PARAM_VALUE	0	cam	4096-ptr_max
PARAM_VALUE	0	cam->regs	4096-ptr_max
PARAM_VALUE	0	cam->sensor	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->cached	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->osq.tail.counter	0-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner_cpu	u32max
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->bus_lock.dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->adev->pm.bus_locked	0-1
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->mutex->wait_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	cam->state	1,3-4
PARAM_VALUE	0	*cam->sensor->dev_priv->dev.driver_data->reg	0-255
PARAM_VALUE	1	reg	60
PARAM_VALUE	2	val	163840
PARAM_VALUE	3	mask	16777212
BUF_SIZE	0	cam	s32min-(-1),1-s32max
BUF_SIZE	0	cam	s32min-(-1),1-s32max
DATA_SOURCE	0	cam	$0
HARD_MAX	0	cam->state	4
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		flags
LOCK2	0	&cam->dev_lock
TYPE_LOCK		(struct mcam_camera)->dev_lock

drivers/media/platform/marvell/mcam-core.c mcam_ctlr_image() -> mcam_reg_write_mask()

Type	Parameter	Key	Value
PARAM_VALUE	0	cam	4096-ptr_max
PARAM_VALUE	0	cam->regs	4096-ptr_max
PARAM_VALUE	0	cam->sensor	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->cached	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->osq.tail.counter	0-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner_cpu	u32max
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->bus_lock.dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->adev->pm.bus_locked	0-1
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->mutex->wait_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	cam->state	1,3-4
PARAM_VALUE	0	*cam->sensor->dev_priv->dev.driver_data->reg	0-255
PARAM_VALUE	1	reg	60
PARAM_VALUE	2	val	2220
PARAM_VALUE	3	mask	16777212
BUF_SIZE	0	cam	s32min-(-1),1-s32max
BUF_SIZE	0	cam	s32min-(-1),1-s32max
DATA_SOURCE	0	cam	$0
HARD_MAX	0	cam->state	4
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		flags
LOCK2	0	&cam->dev_lock
TYPE_LOCK		(struct mcam_camera)->dev_lock

drivers/media/platform/marvell/mcam-core.c mcam_ctlr_image() -> mcam_reg_write_mask()

Type	Parameter	Key	Value
PARAM_VALUE	0	cam	4096-ptr_max
PARAM_VALUE	0	cam->regs	4096-ptr_max
PARAM_VALUE	0	cam->sensor	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->cached	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->osq.tail.counter	0-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner_cpu	u32max
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->bus_lock.dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->adev->pm.bus_locked	0-1
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->mutex->wait_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	cam->state	1,3-4
PARAM_VALUE	0	*cam->sensor->dev_priv->dev.driver_data->reg	0-255
PARAM_VALUE	1	reg	60
PARAM_VALUE	2	val	172
PARAM_VALUE	3	mask	16777212
BUF_SIZE	0	cam	s32min-(-1),1-s32max
BUF_SIZE	0	cam	s32min-(-1),1-s32max
DATA_SOURCE	0	cam	$0
HARD_MAX	0	cam->state	4
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		flags
LOCK2	0	&cam->dev_lock
TYPE_LOCK		(struct mcam_camera)->dev_lock

drivers/media/platform/marvell/mcam-core.c mcam_ctlr_image() -> mcam_reg_write_mask()

Type	Parameter	Key	Value
PARAM_VALUE	0	cam	4096-ptr_max
PARAM_VALUE	0	cam->regs	4096-ptr_max
PARAM_VALUE	0	cam->sensor	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->cached	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->osq.tail.counter	0-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner_cpu	u32max
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->bus_lock.dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->adev->pm.bus_locked	0-1
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->mutex->wait_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	cam->state	1,3-4
PARAM_VALUE	0	*cam->sensor->dev_priv->dev.driver_data->reg	0-255
PARAM_VALUE	1	reg	60
PARAM_VALUE	2	val	164
PARAM_VALUE	3	mask	16777212
BUF_SIZE	0	cam	s32min-(-1),1-s32max
BUF_SIZE	0	cam	s32min-(-1),1-s32max
DATA_SOURCE	0	cam	$0
HARD_MAX	0	cam->state	4
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		flags
LOCK2	0	&cam->dev_lock
TYPE_LOCK		(struct mcam_camera)->dev_lock

drivers/media/platform/marvell/mcam-core.c mcam_ctlr_image() -> mcam_reg_write_mask()

Type	Parameter	Key	Value
PARAM_VALUE	0	cam	4096-ptr_max
PARAM_VALUE	0	cam->regs	4096-ptr_max
PARAM_VALUE	0	cam->sensor	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->cached	4096-ptr_max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->osq.tail.counter	0-s32max
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner	(-1)
PARAM_VALUE	0	cam->sensor->ctrl_handler->lock->wait_lock.owner_cpu	u32max
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->bus_lock.dep_map->name	0-255
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->adev->pm.bus_locked	0-1
PARAM_VALUE	0	cam->sensor->dev_priv->adapter->dev.driver_data->mutex->wait_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	cam->state	1,3-4
PARAM_VALUE	0	*cam->sensor->dev_priv->dev.driver_data->reg	0-255
PARAM_VALUE	1	reg	60
PARAM_VALUE	2	val	0
PARAM_VALUE	3	mask	3221225472
BUF_SIZE	0	cam	s32min-(-1),1-s32max
BUF_SIZE	0	cam	s32min-(-1),1-s32max
DATA_SOURCE	0	cam	$0
HARD_MAX	0	cam->state	4
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		flags
LOCK2	0	&cam->dev_lock
TYPE_LOCK		(struct mcam_camera)->dev_lock

drivers/media/platform/marvell/mcam-core.c mcam_reg_clear_bit() -> mcam_reg_write_mask()

Type	Parameter	Key	Value
PARAM_VALUE	0	cam	4096-ptr_max
PARAM_VALUE	0	cam->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	*cam->buf_seq	0-4294967295
PARAM_VALUE	1	reg	44,60,64
PARAM_VALUE	2	val	0
PARAM_VALUE	3	mask	1,63,256,512,134217728,268435456
BUF_SIZE	0	cam	s32min-(-1),1-s32max
BUF_SIZE	0	cam	s32min-(-1),1-s32max
DATA_SOURCE	0	cam	$0
DATA_SOURCE	1	reg	$1
DATA_SOURCE	3	mask	$2
STR_LEN	0	cam	(-1),5-9,12
STR_LEN	0	cam	(-1),5-9,12
HARD_MAX	1	reg	64
HARD_MAX	3	mask	268435456
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&cam->dev_lock
HALF_LOCKED2		flags
HALF_LOCKED2	0	&cam->s_mutex
TYPE_LOCK		(struct mcam_camera)->dev_lock

drivers/media/platform/marvell/mcam-core.c mcam_reg_set_bit() -> mcam_reg_write_mask()

Type	Parameter	Key	Value
PARAM_VALUE	0	cam	4096-ptr_max
PARAM_VALUE	0	*cam->buf_seq	0-4294967295
PARAM_VALUE	1	reg	44,60,64
PARAM_VALUE	2	val	1,63,256,134217728,268435456
PARAM_VALUE	3	mask	1,63,256,134217728,268435456
BUF_SIZE	0	cam	s32min-(-1),1-s32max
BUF_SIZE	0	cam	s32min-(-1),1-s32max
DATA_SOURCE	0	cam	$0
DATA_SOURCE	1	reg	$1
DATA_SOURCE	2	val	$2
DATA_SOURCE	3	mask	$2
HARD_MAX	1	reg	64
HARD_MAX	2	val	268435456
HARD_MAX	3	mask	268435456
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&cam->dev_lock
HALF_LOCKED2		flags
TYPE_LOCK		(struct mcam_camera)->dev_lock

drivers/media/platform/marvell/cafe-driver.c mcam_reg_set_bit() -> mcam_reg_write_mask()

Type	Parameter	Key	Value
PARAM_VALUE	0	cam	4096-ptr_max
PARAM_VALUE	0	cam->regs	4096-ptr_max
PARAM_VALUE	1	reg	44,12300
PARAM_VALUE	2	val	4,458752
PARAM_VALUE	3	mask	4,458752
BUF_SIZE	0	cam	(-1),4040
BUF_SIZE	0	cam	(-1),4040
BUF_SIZE	0	cam->dev	(-1),1616
DATA_SOURCE	0	cam	$0
DATA_SOURCE	1	reg	$1
DATA_SOURCE	2	val	$2
DATA_SOURCE	3	mask	$2
HARD_MAX	1	reg	12300
HARD_MAX	2	val	458752
HARD_MAX	3	mask	458752
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		flags
HALF_LOCKED2		&cam->mcam.dev_lock
HALF_LOCKED2	0	&cam->dev_lock
TYPE_LOCK		(struct mcam_camera)->dev_lock