struct iio_trigger

struct iio_trigger
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Name

struct iio_trigger — industrial I/O trigger device

Synopsis

struct iio_trigger {
  const struct iio_trigger_ops * ops;
  int id;
  const char * name;
  struct device dev;
  struct list_head list;
  struct list_head alloc_list;
  atomic_t use_count;
  struct irq_chip subirq_chip;
  int subirq_base;
  struct iio_subirq subirqs[CONFIG_IIO_CONSUMERS_PER_TRIGGER];
  unsigned long pool[BITS_TO_LONGS(CONFIG_IIO_CONSUMERS_PER_TRIGGER)];
  struct mutex pool_lock;
};

Members

ops: [DRIVER] operations structure
id: [INTERN] unique id number
name: [DRIVER] unique name
dev: [DRIVER] associated device (if relevant)
list: [INTERN] used in maintenance of global trigger list
alloc_list: [DRIVER] used for driver specific trigger list
use_count: use count for the trigger
subirq_chip: [INTERN] associate 'virtual' irq chip.
subirq_base: [INTERN] base number for irqs provided by trigger.
subirqs[CONFIG_IIO_CONSUMERS_PER_TRIGGER]: [INTERN] information about the 'child' irqs.
pool[BITS_TO_LONGS(CONFIG_IIO_CONSUMERS_PER_TRIGGER)]: [INTERN] bitmap of irqs currently in use.
pool_lock: [INTERN] protection of the irq pool.