struct_iio_dev9
Industrial i/o device
Usage
int id;
int modes;
int currentmode;
struct device
dev;
struct iio_event_interface
*
event_interface;
struct iio_buffer
*
buffer;
struct list_head
buffer_list;
int scan_bytes;
struct mutex
mlock;
const unsigned
long
*
available_scan_masks;
unsigned masklength;
const unsigned
long
*
active_scan_mask;
bool scan_timestamp;
unsigned scan_index_timestamp;
struct iio_trigger
*
trig;
struct iio_poll_func
*
pollfunc;
struct iio_poll_func
*
pollfunc_event;
struct iio_chan_spec
const
*
channels;
int num_channels;
struct list_head
channel_attr_list;
struct attribute_group
chan_attr_group;
const char
*
name;
const struct
iio_info
*
info;
clockid_t clock_id;
struct mutex
info_exist_lock;
const struct
iio_buffer_setup_ops
*
setup_ops;
struct cdev
chrdev;
const struct
attribute_group
*
groups
[IIO_MAX_GROUPS
+
1]
;
int groupcounter;
unsigned long
flags;
struct dentry
*
debugfs_dentry;
unsigned cached_reg_addr;
Members
id
[INTERN] used to identify device internally
modes
[DRIVER] operating modes supported by device
currentmode
[DRIVER] current operating mode
dev
[DRIVER] device structure, should be assigned a parent and owner
event_interface
[INTERN] event chrdevs associated with interrupt lines
buffer
[DRIVER] any buffer present
buffer_list
[INTERN] list of all buffers currently attached
scan_bytes
[INTERN] num bytes captured to be fed to buffer demux
mlock
[DRIVER] lock used to prevent simultaneous device state changes
available_scan_masks
[DRIVER] optional array of allowed bitmasks
masklength
[INTERN] the length of the mask established from channels
active_scan_mask
[INTERN] union of all scan masks requested by buffers
scan_timestamp
[INTERN] set if any buffers have requested timestamp
scan_index_timestamp
[INTERN] cache of the index to the timestamp
trig
[INTERN] current device trigger (buffer modes) trig_readonly [INTERN] mark the current trigger immutable
pollfunc
[DRIVER] function run on trigger being received
pollfunc_event
[DRIVER] function run on events trigger being received
channels
[DRIVER] channel specification structure table
num_channels
[DRIVER] number of channels specified in channels.
channel_attr_list
[INTERN] keep track of automatically created channel attributes
chan_attr_group
[INTERN] group for all attrs in base directory
name
[DRIVER] name of the device.
info
[DRIVER] callbacks and constant info from driver
clock_id
[INTERN] timestamping clock posix identifier
info_exist_lock
[INTERN] lock to prevent use during removal
setup_ops
[DRIVER] callbacks to call before and after buffer enable/disable
chrdev
[INTERN] associated character device
groups[IIO_MAX_GROUPS + 1]
[INTERN] attribute groups
groupcounter
[INTERN] index of next attribute group
flags
[INTERN] file ops related flags including busy flag.
debugfs_dentry
[INTERN] device specific debugfs dentry.
cached_reg_addr
[INTERN] cached register address for debugfs reads.