[PATCH staging] iio: lots of doc fixes
Jonathan Cameron
jic23 at cam.ac.uk
Wed Oct 7 04:36:05 PDT 2009
Randy Dunlap wrote:
> From: Randy Dunlap <randy.dunlap at oracle.com>
>
> Fix iio header files kernel-doc notation errors, spelling, typos,
> indentation, grammar, etc.
>
> It would also be good if these function names were spelled
> correctly, but I didn't change them:
> iio_push_or_escallate_ring_event()
> iio_trigger_dettach_poll_func()
Good point. I'll clean that up next time I touch the relevant code.
Thanks for all these clean ups!
Acked-by: Jonathan Cameron <jic23 at cam.ac.uk>
>
> Signed-off-by: Randy Dunlap <randy.dunlap at oracle.com>
> Cc: Jonathan Cameron <jic23 at cam.ac.uk>
> ---
> drivers/staging/iio/chrdev.h | 4
> drivers/staging/iio/iio.h | 36 +++----
> drivers/staging/iio/ring_generic.h | 73 +++++++++-----
> drivers/staging/iio/ring_sw.h | 68 +++++++++----
> drivers/staging/iio/sysfs.h | 114 +++++++++++++++++------
> drivers/staging/iio/trigger.h | 35 ++++---
> drivers/staging/iio/trigger_consumer.h | 8 +
> 7 files changed, 228 insertions(+), 110 deletions(-)
>
> --- lnx-2632-rc3.orig/drivers/staging/iio/chrdev.h
> +++ lnx-2632-rc3/drivers/staging/iio/chrdev.h
> @@ -75,10 +75,12 @@ struct iio_shared_ev_pointer {
> * @current_events: number of events in detected list
> * @id: indentifier to allow the event interface to know which
> * physical line it corresponds to
> + * @attr: this chrdev's minor number sysfs attribute
> * @owner: ensure the driver module owns the file, not iio
> * @private: driver specific data
> * @_name: used internally to store the sysfs name for minor id
> * attribute
> + * @_attrname: the event interface's attribute name
> */
> struct iio_event_interface {
> struct device dev;
> @@ -105,7 +107,7 @@ struct iio_event_interface {
> * @handler: event handler function - called on event if this
> * event_handler is enabled.
> *
> - * Each device has one list of these per interrupt line
> + * Each device has one list of these per interrupt line.
> **/
> struct iio_event_handler_list {
> struct list_head list;
> --- lnx-2632-rc3.orig/drivers/staging/iio/iio.h
> +++ lnx-2632-rc3/drivers/staging/iio/iio.h
> @@ -166,7 +166,7 @@ static inline int iio_scan_mask_clear(st
> * @bit: which number scan element is this
> **/
> static inline int iio_scan_mask_count_to_right(struct iio_dev *dev_info,
> -int bit)
> + int bit)
> {
> int count = 0;
> int mask = (1 << bit);
> @@ -239,7 +239,7 @@ void iio_unregister_interrupt_line(struc
> * @dev_info: IIO device structure
> * @ev_line: Which event line (hardware interrupt)
> * @ev_code: What event
> - * @timestamp: When the event occured
> + * @timestamp: When the event occurred
> **/
> int iio_push_event(struct iio_dev *dev_info,
> int ev_line,
> @@ -248,11 +248,11 @@ int iio_push_event(struct iio_dev *dev_i
>
> /**
> * struct iio_work_cont - container for when singleton handler case matters
> - * @ws: [DEVICE]work_struct when not only possible event
> - * @ws_nocheck: [DEVICE]work_struct when only possible event
> - * @address: [DEVICE]associated register address
> - * @mask: [DEVICE]associated mask for identifying event source
> - * @st: [DEVICE]device specific state information
> + * @ws: [DEVICE] work_struct when not only possible event
> + * @ws_nocheck: [DEVICE] work_struct when only possible event
> + * @address: [DEVICE] associated register address
> + * @mask: [DEVICE] associated mask for identifying event source
> + * @st: [DEVICE] device specific state information
> **/
> struct iio_work_cont {
> struct work_struct ws;
> @@ -273,9 +273,9 @@ struct iio_work_cont {
> * @cont: the work container
> * @_checkfunc: function called when there are multiple possible int sources
> * @_nocheckfunc: function for when there is only one int source
> - * @_add: driver dependant, typically a register address
> - * @_mask: driver dependant, typically a bit mask for a register
> - * @_st: driver dependant, typically pointer to a device state structure
> + * @_add: driver dependent, typically a register address
> + * @_mask: driver dependent, typically a bit mask for a register
> + * @_st: driver dependent, typically pointer to a device state structure
> **/
> static inline void
> iio_init_work_cont(struct iio_work_cont *cont,
> @@ -290,7 +290,7 @@ iio_init_work_cont(struct iio_work_cont
> cont->st = _st;
> }
> /**
> - * __iio_push_event() tries to add an event to the list associated with a chrdev
> + * __iio_push_event() - tries to add an event to the list associated with a chrdev
> * @ev_int: the event interface to which we are pushing the event
> * @ev_code: the outgoing event code
> * @timestamp: timestamp of the event
> @@ -302,8 +302,8 @@ int __iio_push_event(struct iio_event_in
> struct iio_shared_ev_pointer*
> shared_pointer_p);
> /**
> - * __iio_change_event() change an event code in case of event escallation
> - * @ev: the evnet to be changed
> + * __iio_change_event() - change an event code in case of event escalation
> + * @ev: the event to be changed
> * @ev_code: new event code
> * @timestamp: new timestamp
> **/
> @@ -312,7 +312,7 @@ void __iio_change_event(struct iio_detec
> s64 timestamp);
>
> /**
> - * iio_setup_ev_int() Configure an event interface (chrdev)
> + * iio_setup_ev_int() - configure an event interface (chrdev)
> * @name: name used for resulting sysfs directory etc.
> * @ev_int: interface we are configuring
> * @owner: module that is responsible for registering this ev_int
> @@ -343,7 +343,7 @@ extern dev_t iio_devt;
> extern struct class iio_class;
>
> /**
> - * iio_put_device() - reference counted deallocated of struct device
> + * iio_put_device() - reference counted deallocation of struct device
> * @dev: the iio_device containing the device
> **/
> static inline void iio_put_device(struct iio_dev *dev)
> @@ -353,7 +353,7 @@ static inline void iio_put_device(struct
> };
>
> /**
> - * to_iio_dev() - get iio_dev for which we have have the struct device
> + * to_iio_dev() - get iio_dev for which we have the struct device
> * @d: the struct device
> **/
> static inline struct iio_dev *to_iio_dev(struct device *d)
> @@ -377,6 +377,7 @@ struct iio_dev *iio_allocate_device(void
>
> /**
> * iio_free_device() - free an iio_dev from a driver
> + * @dev: the iio_dev associated with the device
> **/
> void iio_free_device(struct iio_dev *dev);
>
> @@ -395,7 +396,8 @@ int iio_device_get_chrdev_minor(void);
> void iio_device_free_chrdev_minor(int val);
>
> /**
> - * iio_ring_enabled() helper function to test if any form of ring enabled
> + * iio_ring_enabled() - helper function to test if any form of ring is enabled
> + * @dev_info: IIO device info structure for device
> **/
> static inline bool iio_ring_enabled(struct iio_dev *dev_info)
> {
> --- lnx-2632-rc3.orig/drivers/staging/iio/ring_generic.h
> +++ lnx-2632-rc3/drivers/staging/iio/ring_generic.h
> @@ -25,9 +25,12 @@ int iio_push_ring_event(struct iio_ring_
> int event_code,
> s64 timestamp);
> /**
> - * iio_push_or_escallate_ring_event() - escallate or add as appropriate
> + * iio_push_or_escallate_ring_event() - escalate or add as appropriate
> + * @ring_buf: ring buffer that is the event source
> + * @event_code: event indentification code
> + * @timestamp: time of event
> *
> - * Typical usecase is to escallate a 50% ring full to 75% full if noone has yet
> + * Typical usecase is to escalate a 50% ring full to 75% full if noone has yet
> * read the first event. Clearly the 50% full is no longer of interest in
> * typical use case.
> **/
> @@ -37,10 +40,6 @@ int iio_push_or_escallate_ring_event(str
>
> /**
> * struct iio_ring_access_funcs - access functions for ring buffers.
> - * @create: perform allocation
> - * @init: get ring buffer ready for use
> - * @_exit: reverse steps in init
> - * @_free: deallocate ring buffer
> * @mark_in_use: reference counting, typically to prevent module removal
> * @unmark_in_use: reduce reference count when no longer using ring buffer
> * @store_to: actually store stuff to the ring buffer
> @@ -60,7 +59,7 @@ int iio_push_or_escallate_ring_event(str
> *
> * The purpose of this structure is to make the ring buffer element
> * modular as event for a given driver, different usecases may require
> - * different ring designs (space efficiency vs speed for example.
> + * different ring designs (space efficiency vs speed for example).
> *
> * It is worth noting that a given ring implementation may only support a small
> * proportion of these functions. The core code 'should' cope fine with any of
> @@ -91,23 +90,25 @@ struct iio_ring_access_funcs {
>
> /**
> * struct iio_ring_buffer - general ring buffer structure
> - * @length: [DEVICE]number of datums in ring
> - * @bpd: [DEVICE]size of individual datum including timestamp
> - * @loopcount: [INTERN]number of times the ring has looped
> - * @access_minor_name: [INTERN]store of name of the access chrdev minor number
> - * sysfs attribute
> - * @access_handler: [INTERN]chrdev access handling
> - * @event_minor_name: [INTERN]store of name of the event chrdev minor number
> - * sysfs attribute
> - * @ev_int: [INTERN]chrdev interface for the event chrdev
> - * @shared_ev_pointer: [INTERN]the shared event pointer to allow escalation of
> + * @dev: ring buffer device struct
> + * @access_dev: system device struct for the chrdev
> + * @indio_dev: industrial I/O device structure
> + * @owner: module that owns the ring buffer (for ref counting)
> + * @id: unique id number
> + * @access_id: device id number
> + * @length: [DEVICE] number of datums in ring
> + * @bpd: [DEVICE] size of individual datum including timestamp
> + * @loopcount: [INTERN] number of times the ring has looped
> + * @access_handler: [INTERN] chrdev access handling
> + * @ev_int: [INTERN] chrdev interface for the event chrdev
> + * @shared_ev_pointer: [INTERN] the shared event pointer to allow escalation of
> * events
> - * @ring_access: [DRIVER]ring access functions associated with the
> + * @access: [DRIVER] ring access functions associated with the
> * implementation.
> - * @ring_prenable: [DRIVER] function to run prior to marking ring enabled
> - * @ring_postenable: [DRIVER] function to run after marking ring enabled
> - * @ring_predisable: [DRIVER] function to run prior to marking ring disabled
> - * @ring_postdisable: [DRIVER] function to run after marking ring disabled
> + * @preenable: [DRIVER] function to run prior to marking ring enabled
> + * @postenable: [DRIVER] function to run after marking ring enabled
> + * @predisable: [DRIVER] function to run prior to marking ring disabled
> + * @postdisable: [DRIVER] function to run after marking ring disabled
> **/
> struct iio_ring_buffer {
> struct device dev;
> @@ -133,7 +134,10 @@ void iio_ring_buffer_init(struct iio_rin
> struct iio_dev *dev_info);
>
> /**
> - * __iio_init_ring_buffer() - initialize common elements of ring buffers.
> + * __iio_init_ring_buffer() - initialize common elements of ring buffers
> + * @ring: ring buffer that is the event source
> + * @bytes_per_datum: size of individual datum including timestamp
> + * @length: number of datums in ring
> **/
> static inline void __iio_init_ring_buffer(struct iio_ring_buffer *ring,
> int bytes_per_datum, int length)
> @@ -171,7 +175,11 @@ struct iio_scan_el {
> container_of(_dev_attr, struct iio_scan_el, dev_attr);
>
> /**
> - * iio_scan_el_store() - sysfs scan element selection interface.
> + * iio_scan_el_store() - sysfs scan element selection interface
> + * @dev: the target device
> + * @attr: the device attribute that is being processed
> + * @buf: input from userspace
> + * @len: length of input
> *
> * A generic function used to enable various scan elements. In some
> * devices explicit read commands for each channel mean this is merely
> @@ -184,12 +192,15 @@ ssize_t iio_scan_el_store(struct device
> const char *buf, size_t len);
> /**
> * iio_scal_el_show() - sysfs interface to query whether a scan element is
> - * is enabled or not.
> + * is enabled or not
> + * @dev: the target device
> + * @attr: the device attribute that is being processed
> + * @buf: output buffer
> **/
> ssize_t iio_scan_el_show(struct device *dev, struct device_attribute *attr,
> char *buf);
> /**
> - * IIO_SCAN_EL: - declare and initialize a scan element without control func
> + * IIO_SCAN_EL - declare and initialize a scan element without control func
> * @_name: identifying name. Resulting struct is iio_scan_el_##_name,
> * sysfs element, scan_en_##_name.
> * @_number: unique id number for the scan element.
> @@ -214,8 +225,14 @@ ssize_t iio_scan_el_ts_store(struct devi
> ssize_t iio_scan_el_ts_show(struct device *dev, struct device_attribute *attr,
> char *buf);
> /**
> - * IIO_SCAN_EL_C: - declare and initialize a scan element with a control func
> + * IIO_SCAN_EL_C - declare and initialize a scan element with a control func
> *
> + * @_name: identifying name. Resulting struct is iio_scan_el_##_name,
> + * sysfs element, scan_en_##_name.
> + * @_number: unique id number for the scan element.
> + * @_bits: number of bits in the scan element result (used in mixed bit
> + * length devices).
> + * @_label: indentification variable used by drivers. Often a reg address.
> * @_controlfunc: function used to notify hardware of whether state changes
> **/
> #define IIO_SCAN_EL_C(_name, _number, _bits, _label, _controlfunc) \
> @@ -230,7 +247,7 @@ ssize_t iio_scan_el_ts_show(struct devic
> .set_state = _controlfunc, \
> }
> /**
> - * IIO_SCAN_EL_TIMESTAMP: - declare a special scan element for timestamps
> + * IIO_SCAN_EL_TIMESTAMP - declare a special scan element for timestamps
> *
> * Odd one out. Handled slightly differently from other scan elements.
> **/
> --- lnx-2632-rc3.orig/drivers/staging/iio/ring_sw.h
> +++ lnx-2632-rc3/drivers/staging/iio/ring_sw.h
> @@ -36,52 +36,65 @@
> #if defined CONFIG_IIO_SW_RING || defined CONFIG_IIO_SW_RING_MODULE
>
> /**
> - * iio_create_sw_rb() software ring buffer allocation
> + * iio_create_sw_rb() - software ring buffer allocation
> * @r: pointer to ring buffer pointer
> **/
> int iio_create_sw_rb(struct iio_ring_buffer **r);
>
> /**
> - * iio_init_sw_rb() initialize the software ring buffer
> + * iio_init_sw_rb() - initialize the software ring buffer
> * @r: pointer to a software ring buffer created by an
> - * iio_create_sw_rb call.
> + * iio_create_sw_rb call
> + * @indio_dev: industrial I/O device structure
> **/
> int iio_init_sw_rb(struct iio_ring_buffer *r, struct iio_dev *indio_dev);
> +
> /**
> - * iio_exit_sw_rb() reverse what was done in iio_init_sw_rb
> + * iio_exit_sw_rb() - reverse what was done in iio_init_sw_rb
> + * @r: pointer to a software ring buffer created by an
> + * iio_create_sw_rb call
> **/
> void iio_exit_sw_rb(struct iio_ring_buffer *r);
>
> /**
> - * iio_free_sw_rb() free memory occupied by the core ring buffer struct
> + * iio_free_sw_rb() - free memory occupied by the core ring buffer struct
> + * @r: pointer to a software ring buffer created by an
> + * iio_create_sw_rb call
> **/
> void iio_free_sw_rb(struct iio_ring_buffer *r);
>
> /**
> - * iio_mark_sw_rb_in_use() reference counting to prevent incorrect chances
> + * iio_mark_sw_rb_in_use() - reference counting to prevent incorrect chances
> + * @r: pointer to a software ring buffer created by an
> + * iio_create_sw_rb call
> **/
> void iio_mark_sw_rb_in_use(struct iio_ring_buffer *r);
>
> /**
> - * iio_unmark_sw_rb_in_use() notify the ring buffer that we don't care anymore
> + * iio_unmark_sw_rb_in_use() - notify the ring buffer that we don't care anymore
> + * @r: pointer to a software ring buffer created by an
> + * iio_create_sw_rb call
> **/
> void iio_unmark_sw_rb_in_use(struct iio_ring_buffer *r);
>
> /**
> - * iio_read_last_from_sw_rb() attempt to read the last stored datum from the rb
> + * iio_read_last_from_sw_rb() - attempt to read the last stored datum from the rb
> + * @r: pointer to a software ring buffer created by an
> + * iio_create_sw_rb call
> + * @data: where to store the last datum
> **/
> int iio_read_last_from_sw_rb(struct iio_ring_buffer *r, u8 *data);
>
> /**
> - * iio_store_to_sw_rb() store a new datum to the ring buffer
> - * @rb: pointer to ring buffer instance
> - * @data: the datum to be stored including timestamp if relevant.
> - * @timestamp: timestamp which will be attached to buffer events if relevant.
> + * iio_store_to_sw_rb() - store a new datum to the ring buffer
> + * @r: pointer to ring buffer instance
> + * @data: the datum to be stored including timestamp if relevant
> + * @timestamp: timestamp which will be attached to buffer events if relevant
> **/
> int iio_store_to_sw_rb(struct iio_ring_buffer *r, u8 *data, s64 timestamp);
>
> /**
> - * iio_rip_sw_rb() attempt to read data from the ring buffer
> + * iio_rip_sw_rb() - attempt to read data from the ring buffer
> * @r: ring buffer instance
> * @count: number of datum's to try and read
> * @data: where the data will be stored.
> @@ -94,38 +107,53 @@ int iio_rip_sw_rb(struct iio_ring_buffer
> int *dead_offset);
>
> /**
> - * iio_request_update_sw_rb() update params if update needed
> + * iio_request_update_sw_rb() - update params if update needed
> + * @r: pointer to a software ring buffer created by an
> + * iio_create_sw_rb call
> **/
> int iio_request_update_sw_rb(struct iio_ring_buffer *r);
>
> /**
> - * iio_mark_update_needed_sw_rb() tell the ring buffer it needs a param update
> + * iio_mark_update_needed_sw_rb() - tell the ring buffer it needs a param update
> + * @r: pointer to a software ring buffer created by an
> + * iio_create_sw_rb call
> **/
> int iio_mark_update_needed_sw_rb(struct iio_ring_buffer *r);
>
>
> /**
> - * iio_get_bpd_sw_rb() get the datum size in bytes
> + * iio_get_bpd_sw_rb() - get the datum size in bytes
> + * @r: pointer to a software ring buffer created by an
> + * iio_create_sw_rb call
> **/
> int iio_get_bpd_sw_rb(struct iio_ring_buffer *r);
>
> /**
> - * iio_set_bpd_sw_rb() set the datum size in bytes
> + * iio_set_bpd_sw_rb() - set the datum size in bytes
> + * @r: pointer to a software ring buffer created by an
> + * iio_create_sw_rb call
> + * @bpd: bytes per datum value
> **/
> int iio_set_bpd_sw_rb(struct iio_ring_buffer *r, size_t bpd);
>
> /**
> - * iio_get_length_sw_rb() get how many datums the rb may contain
> + * iio_get_length_sw_rb() - get how many datums the rb may contain
> + * @r: pointer to a software ring buffer created by an
> + * iio_create_sw_rb call
> **/
> int iio_get_length_sw_rb(struct iio_ring_buffer *r);
>
> /**
> - * iio_set_length_sw_rb() set how many datums the rb may contain
> + * iio_set_length_sw_rb() - set how many datums the rb may contain
> + * @r: pointer to a software ring buffer created by an
> + * iio_create_sw_rb call
> + * @length: max number of data items for the ring buffer
> **/
> int iio_set_length_sw_rb(struct iio_ring_buffer *r, int length);
>
> /**
> - * iio_ring_sw_register_funcs() helper function to set up rb access
> + * iio_ring_sw_register_funcs() - helper function to set up rb access
> + * @ra: pointer to @iio_ring_access_funcs
> **/
> static inline void iio_ring_sw_register_funcs(struct iio_ring_access_funcs *ra)
> {
> --- lnx-2632-rc3.orig/drivers/staging/iio/sysfs.h
> +++ lnx-2632-rc3/drivers/staging/iio/sysfs.h
> @@ -15,7 +15,7 @@
> #include "iio.h"
>
> /**
> - * struct iio_event_attribute - event control attribute
> + * struct iio_event_attr - event control attribute
> * @dev_attr: underlying device attribute
> * @mask: mask for the event when detecting
> * @listel: list header to allow addition to list of event handlers
> @@ -54,6 +54,7 @@ __init_iio_chrdev_minor_attr(struct iio_
> * struct iio_dev_attr - iio specific device attribute
> * @dev_attr: underlying device attribute
> * @address: associated register address
> + * @val2: secondary attribute value
> */
> struct iio_dev_attr {
> struct device_attribute dev_attr;
> @@ -71,6 +72,8 @@ ssize_t iio_read_const_attr(struct devic
> /**
> * struct iio_const_attr - constant device specific attribute
> * often used for things like available modes
> + * @string: attribute string
> + * @dev_attr: underlying device attribute
> */
> struct iio_const_attr {
> const char *string;
> @@ -80,7 +83,7 @@ struct iio_const_attr {
> #define to_iio_const_attr(_dev_attr) \
> container_of(_dev_attr, struct iio_const_attr, dev_attr)
>
> -/* Some attributes will be hard coded (device dependant) and not require an
> +/* Some attributes will be hard coded (device dependent) and not require an
> address, in these cases pass a negative */
> #define IIO_ATTR(_name, _mode, _show, _store, _addr) \
> { .dev_attr = __ATTR(_name, _mode, _show, _store), \
> @@ -108,102 +111,130 @@ struct iio_const_attr {
> /* Generic attributes of onetype or another */
>
> /**
> - * IIO_DEV_ATTR_REG: revision number for the device
> + * IIO_DEV_ATTR_REV - revision number for the device
> + * @_show: output method for the attribute
> *
> * Very much device dependent.
> **/
> #define IIO_DEV_ATTR_REV(_show) \
> IIO_DEVICE_ATTR(revision, S_IRUGO, _show, NULL, 0)
> +
> /**
> - * IIO_DEV_ATTR_NAME: chip type dependant identifier
> + * IIO_DEV_ATTR_NAME - chip type dependent identifier
> + * @_show: output method for the attribute
> **/
> #define IIO_DEV_ATTR_NAME(_show) \
> IIO_DEVICE_ATTR(name, S_IRUGO, _show, NULL, 0)
>
> /**
> - * IIO_DEV_ATTR_SAMP_FREQ: sets any internal clock frequency
> + * IIO_DEV_ATTR_SAMP_FREQ - sets any internal clock frequency
> + * @_mode: sysfs file mode/permissions
> + * @_show: output method for the attribute
> + * @_store: input method for the attribute
> **/
> #define IIO_DEV_ATTR_SAMP_FREQ(_mode, _show, _store) \
> IIO_DEVICE_ATTR(sampling_frequency, _mode, _show, _store, 0)
>
> /**
> - * IIO_DEV_ATTR_AVAIL_SAMP_FREQ: list available sampling frequencies.
> + * IIO_DEV_ATTR_AVAIL_SAMP_FREQ - list available sampling frequencies
> + * @_show: output method for the attribute
> *
> - * May be mode dependant on some devices
> + * May be mode dependent on some devices
> **/
> #define IIO_DEV_ATTR_AVAIL_SAMP_FREQ(_show) \
> IIO_DEVICE_ATTR(available_sampling_frequency, S_IRUGO, _show, NULL, 0)
>
> /**
> - * IIO_DEV_ATTR_CONST_AVAIL_SAMP_FREQ: list available sampling frequencies.
> + * IIO_CONST_ATTR_AVAIL_SAMP_FREQ - list available sampling frequencies
> + * @_string: frequency string for the attribute
> *
> * Constant version
> **/
> #define IIO_CONST_ATTR_AVAIL_SAMP_FREQ(_string) \
> IIO_CONST_ATTR(available_sampling_frequency, _string)
> +
> /**
> - * IIO_DEV_ATTR_SCAN_MODE: select a scan mode
> + * IIO_DEV_ATTR_SCAN_MODE - select a scan mode
> + * @_mode: sysfs file mode/permissions
> + * @_show: output method for the attribute
> + * @_store: input method for the attribute
> *
> * This is used when only certain combinations of inputs may be read in one
> * scan.
> **/
> #define IIO_DEV_ATTR_SCAN_MODE(_mode, _show, _store) \
> IIO_DEVICE_ATTR(scan_mode, _mode, _show, _store, 0)
> +
> /**
> - * IIO_DEV_ATTR_AVAIL_SCAN_MODES: list available scan modes
> + * IIO_DEV_ATTR_AVAIL_SCAN_MODES - list available scan modes
> + * @_show: output method for the attribute
> **/
> #define IIO_DEV_ATTR_AVAIL_SCAN_MODES(_show) \
> IIO_DEVICE_ATTR(available_scan_modes, S_IRUGO, _show, NULL, 0)
>
> /**
> - * IIO_DEV_ATTR_SCAN: result of scan of multiple channels
> + * IIO_DEV_ATTR_SCAN - result of scan of multiple channels
> + * @_show: output method for the attribute
> **/
> #define IIO_DEV_ATTR_SCAN(_show) \
> IIO_DEVICE_ATTR(scan, S_IRUGO, _show, NULL, 0);
>
> /**
> - * IIO_DEV_ATTR_INPUT: direct read of a single input channel
> + * IIO_DEV_ATTR_INPUT - direct read of a single input channel
> + * @_number: input channel number
> + * @_show: output method for the attribute
> **/
> #define IIO_DEV_ATTR_INPUT(_number, _show) \
> IIO_DEVICE_ATTR(in##_number, S_IRUGO, _show, NULL, _number)
>
> -
> /**
> - * IIO_DEV_ATTR_SW_RING_ENABLE: enable software ring buffer
> + * IIO_DEV_ATTR_SW_RING_ENABLE - enable software ring buffer
> + * @_show: output method for the attribute
> + * @_store: input method for the attribute
> *
> - * Success may be dependant on attachment of trigger previously
> + * Success may be dependent on attachment of trigger previously.
> **/
> #define IIO_DEV_ATTR_SW_RING_ENABLE(_show, _store) \
> IIO_DEVICE_ATTR(sw_ring_enable, S_IRUGO | S_IWUSR, _show, _store, 0)
>
> /**
> - * IIO_DEV_ATTR_HW_RING_ENABLE: enable hardware ring buffer
> + * IIO_DEV_ATTR_HW_RING_ENABLE - enable hardware ring buffer
> + * @_show: output method for the attribute
> + * @_store: input method for the attribute
> *
> - * This is a different attribute from the software one as one can invision
> + * This is a different attribute from the software one as one can envision
> * schemes where a combination of the two may be used.
> **/
> #define IIO_DEV_ATTR_HW_RING_ENABLE(_show, _store) \
> IIO_DEVICE_ATTR(hw_ring_enable, S_IRUGO | S_IWUSR, _show, _store, 0)
>
> /**
> - * IIO_DEV_ATTR_BPSE: set number of bits per scan element
> + * IIO_DEV_ATTR_BPSE - set number of bits per scan element
> + * @_mode: sysfs file mode/permissions
> + * @_show: output method for the attribute
> + * @_store: input method for the attribute
> **/
> #define IIO_DEV_ATTR_BPSE(_mode, _show, _store) \
> IIO_DEVICE_ATTR(bpse, _mode, _show, _store, 0)
>
> /**
> - * IIO_DEV_ATTR_BPSE_AVAILABLE: no of bits per scan element supported
> + * IIO_DEV_ATTR_BPSE_AVAILABLE - number of bits per scan element supported
> + * @_show: output method for the attribute
> **/
> #define IIO_DEV_ATTR_BPSE_AVAILABLE(_show) \
> IIO_DEVICE_ATTR(bpse_available, S_IRUGO, _show, NULL, 0)
>
> /**
> - * IIO_DEV_ATTR_TEMP: many sensors have auxiliary temperature sensors
> + * IIO_DEV_ATTR_TEMP - many sensors have auxiliary temperature sensors
> + * @_show: output method for the attribute
> **/
> #define IIO_DEV_ATTR_TEMP(_show) \
> IIO_DEVICE_ATTR(temp, S_IRUGO, _show, NULL, 0)
> +
> /**
> - * IIO_EVENT_SH: generic shared event handler
> + * IIO_EVENT_SH - generic shared event handler
> + * @_name: event name
> + * @_handler: handler function to be called
> *
> * This is used in cases where more than one event may result from a single
> * handler. Often the case that some alarm register must be read and multiple
> @@ -221,8 +252,14 @@ struct iio_const_attr {
> .prev = &iio_event_##_name.list, \
> }, \
> };
> +
> /**
> - * IIO_EVENT_ATTR_SH: generic shared event attribute
> + * IIO_EVENT_ATTR_SH - generic shared event attribute
> + * @_name: event name
> + * @_ev_list: event handler list
> + * @_show: output method for the attribute
> + * @_store: input method for the attribute
> + * @_mask: mask used when detecting the event
> *
> * An attribute with an associated IIO_EVENT_SH
> **/
> @@ -235,7 +272,12 @@ struct iio_const_attr {
> .listel = &_ev_list };
>
> /**
> - * IIO_EVENT_ATTR: non shared event attribute
> + * IIO_EVENT_ATTR - non-shared event attribute
> + * @_name: event name
> + * @_show: output method for the attribute
> + * @_store: input method for the attribute
> + * @_mask: mask used when detecting the event
> + * @_handler: handler function to be called
> **/
> #define IIO_EVENT_ATTR(_name, _show, _store, _mask, _handler) \
> static struct iio_event_handler_list \
> @@ -251,10 +293,14 @@ struct iio_const_attr {
> .listel = &iio_event_##_name }; \
>
> /**
> - * IIO_EVENT_ATTR_DATA_RDY: event driven by data ready signal
> + * IIO_EVENT_ATTR_DATA_RDY - event driven by data ready signal
> + * @_show: output method for the attribute
> + * @_store: input method for the attribute
> + * @_mask: mask used when detecting the event
> + * @_handler: handler function to be called
> *
> * Not typically implemented in devices where full triggering support
> - * has been implemented
> + * has been implemented.
> **/
> #define IIO_EVENT_ATTR_DATA_RDY(_show, _store, _mask, _handler) \
> IIO_EVENT_ATTR(data_rdy, _show, _store, _mask, _handler)
> @@ -269,19 +315,31 @@ struct iio_const_attr {
> #define IIO_EVENT_CODE_DEVICE_SPECIFIC 1000
>
> /**
> - * IIO_EVENT_ATTR_RING_50_FULL: ring buffer event to indicate 50% full
> + * IIO_EVENT_ATTR_RING_50_FULL - ring buffer event to indicate 50% full
> + * @_show: output method for the attribute
> + * @_store: input method for the attribute
> + * @_mask: mask used when detecting the event
> + * @_handler: handler function to be called
> **/
> #define IIO_EVENT_ATTR_RING_50_FULL(_show, _store, _mask, _handler) \
> IIO_EVENT_ATTR(ring_50_full, _show, _store, _mask, _handler)
>
> /**
> - * IIO_EVENT_ATTR_RING_50_FULL_SH: shared ring event to indicate 50% full
> + * IIO_EVENT_ATTR_RING_50_FULL_SH - shared ring event to indicate 50% full
> + * @_evlist: event handler list
> + * @_show: output method for the attribute
> + * @_store: input method for the attribute
> + * @_mask: mask used when detecting the event
> **/
> #define IIO_EVENT_ATTR_RING_50_FULL_SH(_evlist, _show, _store, _mask) \
> IIO_EVENT_ATTR_SH(ring_50_full, _evlist, _show, _store, _mask)
>
> /**
> - * IIO_EVENT_ATTR_RING_75_FULL_SH: shared ring event to indicate 75% full
> + * IIO_EVENT_ATTR_RING_75_FULL_SH - shared ring event to indicate 75% full
> + * @_evlist: event handler list
> + * @_show: output method for the attribute
> + * @_store: input method for the attribute
> + * @_mask: mask used when detecting the event
> **/
> #define IIO_EVENT_ATTR_RING_75_FULL_SH(_evlist, _show, _store, _mask) \
> IIO_EVENT_ATTR_SH(ring_75_full, _evlist, _show, _store, _mask)
> --- lnx-2632-rc3.orig/drivers/staging/iio/trigger.h
> +++ lnx-2632-rc3/drivers/staging/iio/trigger.h
> @@ -19,16 +19,18 @@
> * @id: [INTERN] unique id number
> * @name: [DRIVER] unique name
> * @dev: [DRIVER] associated device (if relevant)
> - * @sysfs_dev: [INTERN] sysfs relevant device
> * @private_data: [DRIVER] device specific data
> * @list: [INTERN] used in maintenance of global trigger list
> * @alloc_list: [DRIVER] used for driver specific trigger list
> - * @poll_func_list_lock:[INTERN] protection of the polling function list
> + * @pollfunc_list_lock: [INTERN] protection of the polling function list
> * @pollfunc_list: [INTERN] list of functions to run on trigger.
> * @control_attrs: [DRIVER] sysfs attributes relevant to trigger type
> - * @set_trigger_state: [DRIVER] switch on/off the trigger on demand
> * @timestamp: [INTERN] timestamp usesd by some trigs (e.g. datardy)
> * @owner: [DRIVER] used to monitor usage count of the trigger.
> + * @use_count: use count for the trigger
> + * @set_trigger_state: [DRIVER] switch on/off the trigger on demand
> + * @try_reenable: function to reenable the trigger when the
> + * use count is zero (may be NULL)
> **/
> struct iio_trigger {
> int id;
> @@ -68,6 +70,9 @@ static inline void iio_get_trigger(struc
>
> /**
> * iio_trigger_read_name() - sysfs access function to get the trigger name
> + * @dev: the system device
> + * @attr: device attributes for the device
> + * @buf: output buffer to store the trigger name
> **/
> ssize_t iio_trigger_read_name(struct device *dev,
> struct device_attribute *attr,
> @@ -79,6 +84,8 @@ ssize_t iio_trigger_read_name(struct dev
>
> /**
> * iio_trigger_find_by_name() - search global trigger list
> + * @name: trigger name to search for
> + * @len: trigger name string length to compare
> **/
> struct iio_trigger *iio_trigger_find_by_name(const char *name, size_t len);
>
> @@ -90,32 +97,35 @@ int iio_trigger_register(struct iio_trig
>
> /**
> * iio_trigger_unregister() - unregister a trigger from the core
> + * @trig_info: trigger to be unregistered
> **/
> void iio_trigger_unregister(struct iio_trigger *trig_info);
>
> /**
> * iio_trigger_attach_poll_func() - add a function pair to be run on trigger
> * @trig: trigger to which the function pair are being added
> - * @pf: poll function pair
> + * @pf: poll function pair
> **/
> int iio_trigger_attach_poll_func(struct iio_trigger *trig,
> struct iio_poll_func *pf);
>
> /**
> * iio_trigger_dettach_poll_func() - remove function pair from those to be
> - * run on trigger.
> - * @trig: trigger from which the function is being removed.
> + * run on trigger
> + * @trig: trigger from which the function is being removed
> * @pf: poll function pair
> **/
> int iio_trigger_dettach_poll_func(struct iio_trigger *trig,
> struct iio_poll_func *pf);
>
> /**
> - * iio_trigger_poll() - called on a trigger occuring
> + * iio_trigger_poll() - called on a trigger occurring
> + * @trig: trigger which occurred
> + *
> * Typically called in relevant hardware interrupt handler.
> **/
> -void iio_trigger_poll(struct iio_trigger *);
> -void iio_trigger_notify_done(struct iio_trigger *);
> +void iio_trigger_poll(struct iio_trigger *trig);
> +void iio_trigger_notify_done(struct iio_trigger *trig);
>
> /**
> * struct iio_poll_func - poll function pair
> @@ -127,11 +137,10 @@ void iio_trigger_notify_done(struct iio_
> * control on sensor supporting it.
> * @poll_func_main: function in here is run after all immediates.
> * Reading from sensor etc typically involves
> - * scheduling
> - * from here.
> + * scheduling from here.
> *
> - * The two stage approach used here only important when multiple sensors are
> - * being triggered by a single trigger. This really comes into it's own with
> + * The two stage approach used here is only important when multiple sensors are
> + * being triggered by a single trigger. This really comes into its own with
> * simultaneous sampling devices where a simple latch command can be used to
> * make the device store the values on all inputs.
> **/
> --- lnx-2632-rc3.orig/drivers/staging/iio/trigger_consumer.h
> +++ lnx-2632-rc3/drivers/staging/iio/trigger_consumer.h
> @@ -10,12 +10,13 @@
>
> #ifdef CONFIG_IIO_TRIGGER
> /**
> - * iio_device_register_trigger_consumer() - set up an iio_dev to use triggers.
> + * iio_device_register_trigger_consumer() - set up an iio_dev to use triggers
> * @dev_info: iio_dev associated with the device that will consume the trigger
> **/
> int iio_device_register_trigger_consumer(struct iio_dev *dev_info);
> +
> /**
> - * iio_device_unregister_trigger_consumer() - reverse the registration process.
> + * iio_device_unregister_trigger_consumer() - reverse the registration process
> * @dev_info: iio_dev associated with the device that consumed the trigger
> **/
> int iio_device_unregister_trigger_consumer(struct iio_dev *dev_info);
> @@ -23,13 +24,14 @@ int iio_device_unregister_trigger_consum
> #else
>
> /**
> - * iio_device_register_trigger_consumer() - set up an iio_dev to use triggers.
> + * iio_device_register_trigger_consumer() - set up an iio_dev to use triggers
> * @dev_info: iio_dev associated with the device that will consume the trigger
> **/
> int iio_device_register_trigger_consumer(struct iio_dev *dev_info)
> {
> return 0;
> };
> +
> /**
> * iio_device_unregister_trigger_consumer() - reverse the registration process
> * @dev_info: iio_dev associated with the device that consumed the trigger
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