diff options
author | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-10-05 19:35:37 +0300 |
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committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-10-05 19:49:03 +0300 |
commit | be14c5cd592b6a268c825ca78ff7be758bab316d (patch) | |
tree | b80698fb322e98c80792d67d7e68b20e4fcd3eb7 /include/media/lirc_dev.h | |
parent | 326ab27bbddf053e6b578fde312b5069aa55b2ab (diff) | |
download | linux-be14c5cd592b6a268c825ca78ff7be758bab316d.tar.xz |
[media] DocBook: Convert struct lirc_driver to doc-nano format
The struct lirc_driver is already documented, but on some
internal format. Convert it to Kernel doc-nano format and
add documentation for some additional parameters that are
also present at the structure.
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'include/media/lirc_dev.h')
-rw-r--r-- | include/media/lirc_dev.h | 114 |
1 files changed, 65 insertions, 49 deletions
diff --git a/include/media/lirc_dev.h b/include/media/lirc_dev.h index 05e7ad5d2c8b..abb92f879ba2 100644 --- a/include/media/lirc_dev.h +++ b/include/media/lirc_dev.h @@ -118,6 +118,71 @@ static inline unsigned int lirc_buffer_write(struct lirc_buffer *buf, return ret; } +/** + * struct lirc_driver - Defines the parameters on a LIRC driver + * + * @name: this string will be used for logs + * + * @minor: indicates minor device (/dev/lirc) number for + * registered driver if caller fills it with negative + * value, then the first free minor number will be used + * (if available). + * + * @code_length: length of the remote control key code expressed in bits. + * + * @buffer_size: Number of FIFO buffers with @chunk_size size. If zero, + * creates a buffer with BUFLEN size (16 bytes). + * + * @sample_rate: if zero, the device will wait for an event with a new + * code to be parsed. Otherwise, specifies the sample + * rate for polling. Value should be between 0 + * and HZ. If equal to HZ, it would mean one polling per + * second. + * + * @features: lirc compatible hardware features, like LIRC_MODE_RAW, + * LIRC_CAN_*, as defined at include/media/lirc.h. + * + * @chunk_size: Size of each FIFO buffer. + * + * @data: it may point to any driver data and this pointer will + * be passed to all callback functions. + * + * @min_timeout: Minimum timeout for record. Valid only if + * LIRC_CAN_SET_REC_TIMEOUT is defined. + * + * @max_timeout: Maximum timeout for record. Valid only if + * LIRC_CAN_SET_REC_TIMEOUT is defined. + * + * @add_to_buf: add_to_buf will be called after specified period of the + * time or triggered by the external event, this behavior + * depends on value of the sample_rate this function will + * be called in user context. This routine should return + * 0 if data was added to the buffer and -ENODATA if none + * was available. This should add some number of bits + * evenly divisible by code_length to the buffer. + * + * @rbuf: if not NULL, it will be used as a read buffer, you will + * have to write to the buffer by other means, like irq's + * (see also lirc_serial.c). + * + * @set_use_inc: set_use_inc will be called after device is opened + * + * @set_use_dec: set_use_dec will be called after device is closed + * + * @rdev: Pointed to struct rc_dev associated with the LIRC + * device. + * + * @fops: file_operations for drivers which don't fit the current + * driver model. + * Some ioctl's can be directly handled by lirc_dev if the + * driver's ioctl function is NULL or if it returns + * -ENOIOCTLCMD (see also lirc_serial.c). + * + * @dev: pointer to the struct device associated with the LIRC + * device. + * + * @owner: the module owning this struct + */ struct lirc_driver { char name[40]; int minor; @@ -141,55 +206,6 @@ struct lirc_driver { struct module *owner; }; -/* name: - * this string will be used for logs - * - * minor: - * indicates minor device (/dev/lirc) number for registered driver - * if caller fills it with negative value, then the first free minor - * number will be used (if available) - * - * code_length: - * length of the remote control key code expressed in bits - * - * sample_rate: - * - * data: - * it may point to any driver data and this pointer will be passed to - * all callback functions - * - * add_to_buf: - * add_to_buf will be called after specified period of the time or - * triggered by the external event, this behavior depends on value of - * the sample_rate this function will be called in user context. This - * routine should return 0 if data was added to the buffer and - * -ENODATA if none was available. This should add some number of bits - * evenly divisible by code_length to the buffer - * - * rbuf: - * if not NULL, it will be used as a read buffer, you will have to - * write to the buffer by other means, like irq's (see also - * lirc_serial.c). - * - * set_use_inc: - * set_use_inc will be called after device is opened - * - * set_use_dec: - * set_use_dec will be called after device is closed - * - * fops: - * file_operations for drivers which don't fit the current driver model. - * - * Some ioctl's can be directly handled by lirc_dev if the driver's - * ioctl function is NULL or if it returns -ENOIOCTLCMD (see also - * lirc_serial.c). - * - * owner: - * the module owning this struct - * - */ - - /* following functions can be called ONLY from user context * * returns negative value on error or minor number |