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media: dvb_ca_en50221: fix lots of documentation warnings 

Building the driver with gcc 7.2.1 and:
	make ARCH=i386  CF=-D__CHECK_ENDIAN__ CONFIG_DEBUG_SECTION_MISMATCH=y W=1 CHECK='' M=drivers/media

now produces a lot of warnings:
	drivers/media/dvb-core/dvb_ca_en50221.c:233: warning: No description found for parameter 'ca'
	drivers/media/dvb-core/dvb_ca_en50221.c:233: warning: No description found for parameter 'slot'
	drivers/media/dvb-core/dvb_ca_en50221.c:284: warning: No description found for parameter 'timeout_hz'
	drivers/media/dvb-core/dvb_ca_en50221.c:284: warning: Excess function parameter 'timeout_ms' description in 'dvb_ca_en50221_wait_if_status'
	drivers/media/dvb-core/dvb_ca_en50221.c:409: warning: No description found for parameter 'tuple_type'
	drivers/media/dvb-core/dvb_ca_en50221.c:409: warning: No description found for parameter 'tuple_length'
	drivers/media/dvb-core/dvb_ca_en50221.c:409: warning: Excess function parameter 'tupleType' description in 'dvb_ca_en50221_read_tuple'
	drivers/media/dvb-core/dvb_ca_en50221.c:409: warning: Excess function parameter 'tupleLength' description in 'dvb_ca_en50221_read_tuple'
	drivers/media/dvb-core/dvb_ca_en50221.c:795: warning: No description found for parameter 'buf'
	drivers/media/dvb-core/dvb_ca_en50221.c:795: warning: No description found for parameter 'bytes_write'
	drivers/media/dvb-core/dvb_ca_en50221.c:795: warning: Excess function parameter 'ebuf' description in 'dvb_ca_en50221_write_data'
	drivers/media/dvb-core/dvb_ca_en50221.c:795: warning: Excess function parameter 'count' description in 'dvb_ca_en50221_write_data'
	drivers/media/dvb-core/dvb_ca_en50221.c:942: warning: No description found for parameter 'pubca'
	drivers/media/dvb-core/dvb_ca_en50221.c:942: warning: Excess function parameter 'ca' description in 'dvb_ca_en50221_camchange_irq'
	drivers/media/dvb-core/dvb_ca_en50221.c:970: warning: No description found for parameter 'pubca'
	drivers/media/dvb-core/dvb_ca_en50221.c:970: warning: Excess function parameter 'ca' description in 'dvb_ca_en50221_camready_irq'
	drivers/media/dvb-core/dvb_ca_en50221.c:990: warning: No description found for parameter 'pubca'
	drivers/media/dvb-core/dvb_ca_en50221.c:990: warning: Excess function parameter 'ca' description in 'dvb_ca_en50221_frda_irq'
	drivers/media/dvb-core/dvb_ca_en50221.c:1304: warning: No description found for parameter 'data'
	drivers/media/dvb-core/dvb_ca_en50221.c:1348: warning: No description found for parameter 'parg'
	drivers/media/dvb-core/dvb_ca_en50221.c:1348: warning: Excess function parameter 'inode' description in 'dvb_ca_en50221_io_do_ioctl'
	drivers/media/dvb-core/dvb_ca_en50221.c:1348: warning: Excess function parameter 'arg' description in 'dvb_ca_en50221_io_do_ioctl'
	drivers/media/dvb-core/dvb_ca_en50221.c:1432: warning: Excess function parameter 'inode' description in 'dvb_ca_en50221_io_ioctl'
	drivers/media/dvb-core/dvb_ca_en50221.c:1544: warning: No description found for parameter 'ca'
	drivers/media/dvb-core/dvb_ca_en50221.c:1544: warning: No description found for parameter 'result'
	drivers/media/dvb-core/dvb_ca_en50221.c:1544: warning: No description found for parameter '_slot'
	drivers/media/dvb-core/dvb_ca_en50221.c:1849: warning: No description found for parameter 'pubca'
	drivers/media/dvb-core/dvb_ca_en50221.c:1849: warning: Excess function parameter 'ca' description in 'dvb_ca_en50221_init'
	drivers/media/dvb-core/dvb_ca_en50221.c:1936: warning: No description found for parameter 'pubca'
	drivers/media/dvb-core/dvb_ca_en50221.c:1936: warning: Excess function parameter 'ca_dev' description in 'dvb_ca_en50221_release'
	drivers/media/dvb-core/dvb_ca_en50221.c:1936: warning: Excess function parameter 'ca' description in 'dvb_ca_en50221_release'

Trivially fix them.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2017-11-27 08:26:54 -05:00
parent 088fecfbb2
commit 46e42a3031
1 changed files with 33 additions and 35 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

68
drivers/media/dvb-core/dvb_ca_en50221.c
View File

@ -206,7 +206,7 @@ static int dvb_ca_en50221_write_data(struct dvb_ca_private *ca, int slot,
* @hlen: Number of bytes in haystack. * @hlen: Number of bytes in haystack.
* @needle: Buffer to find. * @needle: Buffer to find.
* @nlen: Number of bytes in needle. * @nlen: Number of bytes in needle.
* @return Pointer into haystack needle was found at, or NULL if not found. * return: Pointer into haystack needle was found at, or NULL if not found.
*/ */
static char *findstr(char *haystack, int hlen, char *needle, int nlen) static char *findstr(char *haystack, int hlen, char *needle, int nlen)
{ {
@ -226,7 +226,7 @@ static char *findstr(char *haystack, int hlen, char *needle, int nlen)
/* ************************************************************************** */ /* ************************************************************************** */
/* EN50221 physical interface functions */ /* EN50221 physical interface functions */
/** /*
* dvb_ca_en50221_check_camstatus - Check CAM status. * dvb_ca_en50221_check_camstatus - Check CAM status.
*/ */
static int dvb_ca_en50221_check_camstatus(struct dvb_ca_private *ca, int slot) static int dvb_ca_en50221_check_camstatus(struct dvb_ca_private *ca, int slot)
@ -275,9 +275,9 @@ static int dvb_ca_en50221_check_camstatus(struct dvb_ca_private *ca, int slot)
* @ca: CA instance. * @ca: CA instance.
* @slot: Slot on interface. * @slot: Slot on interface.
* @waitfor: Flags to wait for. * @waitfor: Flags to wait for.
* @timeout_ms: Timeout in milliseconds. * @timeout_hz: Timeout in milliseconds.
* *
* @return 0 on success, nonzero on error. * return: 0 on success, nonzero on error.
*/ */
static int dvb_ca_en50221_wait_if_status(struct dvb_ca_private *ca, int slot, static int dvb_ca_en50221_wait_if_status(struct dvb_ca_private *ca, int slot,
u8 waitfor, int timeout_hz) u8 waitfor, int timeout_hz)
@ -325,7 +325,7 @@ static int dvb_ca_en50221_wait_if_status(struct dvb_ca_private *ca, int slot,
* @ca: CA instance. * @ca: CA instance.
* @slot: Slot id. * @slot: Slot id.
* *
* @return 0 on success, nonzero on failure. * return: 0 on success, nonzero on failure.
*/ */
static int dvb_ca_en50221_link_init(struct dvb_ca_private *ca, int slot) static int dvb_ca_en50221_link_init(struct dvb_ca_private *ca, int slot)
{ {
@ -397,11 +397,11 @@ static int dvb_ca_en50221_link_init(struct dvb_ca_private *ca, int slot)
* @ca: CA instance. * @ca: CA instance.
* @slot: Slot id. * @slot: Slot id.
* @address: Address to read from. Updated. * @address: Address to read from. Updated.
* @tupleType: Tuple id byte. Updated. * @tuple_type: Tuple id byte. Updated.
* @tupleLength: Tuple length. Updated. * @tuple_length: Tuple length. Updated.
* @tuple: Dest buffer for tuple (must be 256 bytes). Updated. * @tuple: Dest buffer for tuple (must be 256 bytes). Updated.
* *
* @return 0 on success, nonzero on error. * return: 0 on success, nonzero on error.
*/ */
static int dvb_ca_en50221_read_tuple(struct dvb_ca_private *ca, int slot, static int dvb_ca_en50221_read_tuple(struct dvb_ca_private *ca, int slot,
int *address, int *tuple_type, int *address, int *tuple_type,
@ -455,7 +455,7 @@ static int dvb_ca_en50221_read_tuple(struct dvb_ca_private *ca, int slot,
* @ca: CA instance. * @ca: CA instance.
* @slot: Slot id. * @slot: Slot id.
* *
* @return 0 on success, <0 on failure. * return: 0 on success, <0 on failure.
*/ */
static int dvb_ca_en50221_parse_attributes(struct dvb_ca_private *ca, int slot) static int dvb_ca_en50221_parse_attributes(struct dvb_ca_private *ca, int slot)
{ {
@ -632,10 +632,11 @@ static int dvb_ca_en50221_set_configoption(struct dvb_ca_private *ca, int slot)
* @ca: CA instance. * @ca: CA instance.
* @slot: Slot to read from. * @slot: Slot to read from.
* @ebuf: If non-NULL, the data will be written to this buffer. If NULL, * @ebuf: If non-NULL, the data will be written to this buffer. If NULL,
* the data will be added into the buffering system as a normal fragment. * the data will be added into the buffering system as a normal
* fragment.
* @ecount: Size of ebuf. Ignored if ebuf is NULL. * @ecount: Size of ebuf. Ignored if ebuf is NULL.
* *
* @return Number of bytes read, or < 0 on error * return: Number of bytes read, or < 0 on error
*/ */
static int dvb_ca_en50221_read_data(struct dvb_ca_private *ca, int slot, static int dvb_ca_en50221_read_data(struct dvb_ca_private *ca, int slot,
u8 *ebuf, int ecount) u8 *ebuf, int ecount)
@ -784,11 +785,11 @@ exit:
* *
* @ca: CA instance. * @ca: CA instance.
* @slot: Slot to write to. * @slot: Slot to write to.
* @ebuf: The data in this buffer is treated as a complete link-level packet to * @buf: The data in this buffer is treated as a complete link-level packet to
* be written. * be written.
* @count: Size of ebuf. * @bytes_write: Size of ebuf.
* *
* @return Number of bytes written, or < 0 on error. * return: Number of bytes written, or < 0 on error.
*/ */
static int dvb_ca_en50221_write_data(struct dvb_ca_private *ca, int slot, static int dvb_ca_en50221_write_data(struct dvb_ca_private *ca, int slot,
u8 *buf, int bytes_write) u8 *buf, int bytes_write)
@ -933,7 +934,7 @@ static int dvb_ca_en50221_slot_shutdown(struct dvb_ca_private *ca, int slot)
/** /**
* dvb_ca_en50221_camchange_irq - A CAMCHANGE IRQ has occurred. * dvb_ca_en50221_camchange_irq - A CAMCHANGE IRQ has occurred.
* *
* @ca: CA instance. * @pubca: CA instance.
* @slot: Slot concerned. * @slot: Slot concerned.
* @change_type: One of the DVB_CA_CAMCHANGE_* values. * @change_type: One of the DVB_CA_CAMCHANGE_* values.
*/ */
@ -963,7 +964,7 @@ EXPORT_SYMBOL(dvb_ca_en50221_camchange_irq);
/** /**
* dvb_ca_en50221_camready_irq - A CAMREADY IRQ has occurred. * dvb_ca_en50221_camready_irq - A CAMREADY IRQ has occurred.
* *
* @ca: CA instance. * @pubca: CA instance.
* @slot: Slot concerned. * @slot: Slot concerned.
*/ */
void dvb_ca_en50221_camready_irq(struct dvb_ca_en50221 *pubca, int slot) void dvb_ca_en50221_camready_irq(struct dvb_ca_en50221 *pubca, int slot)
@ -983,7 +984,7 @@ EXPORT_SYMBOL(dvb_ca_en50221_camready_irq);
/** /**
* dvb_ca_en50221_frda_irq - An FR or DA IRQ has occurred. * dvb_ca_en50221_frda_irq - An FR or DA IRQ has occurred.
* *
* @ca: CA instance. * @pubca: CA instance.
* @slot: Slot concerned. * @slot: Slot concerned.
*/ */
void dvb_ca_en50221_frda_irq(struct dvb_ca_en50221 *pubca, int slot) void dvb_ca_en50221_frda_irq(struct dvb_ca_en50221 *pubca, int slot)
@ -1091,7 +1092,7 @@ static void dvb_ca_en50221_thread_update_delay(struct dvb_ca_private *ca)
* *
* @ca: CA instance. * @ca: CA instance.
* @slot: Slot to process. * @slot: Slot to process.
* @return: 0 .. no change * return:: 0 .. no change
* 1 .. CAM state changed * 1 .. CAM state changed
*/ */
@ -1296,7 +1297,7 @@ static void dvb_ca_en50221_thread_state_machine(struct dvb_ca_private *ca,
mutex_unlock(&sl->slot_lock); mutex_unlock(&sl->slot_lock);
} }
/** /*
* Kernel thread which monitors CA slots for CAM changes, and performs data * Kernel thread which monitors CA slots for CAM changes, and performs data
* transfers. * transfers.
*/ */
@ -1336,12 +1337,11 @@ static int dvb_ca_en50221_thread(void *data)
* Real ioctl implementation. * Real ioctl implementation.
* NOTE: CA_SEND_MSG/CA_GET_MSG ioctls have userspace buffers passed to them. * NOTE: CA_SEND_MSG/CA_GET_MSG ioctls have userspace buffers passed to them.
* *
* @inode: Inode concerned.
* @file: File concerned. * @file: File concerned.
* @cmd: IOCTL command. * @cmd: IOCTL command.
* @arg: Associated argument. * @parg: Associated argument.
* *
* @return 0 on success, <0 on error. * return: 0 on success, <0 on error.
*/ */
static int dvb_ca_en50221_io_do_ioctl(struct file *file, static int dvb_ca_en50221_io_do_ioctl(struct file *file,
unsigned int cmd, void *parg) unsigned int cmd, void *parg)
@ -1420,12 +1420,11 @@ out_unlock:
/** /**
* Wrapper for ioctl implementation. * Wrapper for ioctl implementation.
* *
* @inode: Inode concerned.
* @file: File concerned. * @file: File concerned.
* @cmd: IOCTL command. * @cmd: IOCTL command.
* @arg: Associated argument. * @arg: Associated argument.
* *
* @return 0 on success, <0 on error. * return: 0 on success, <0 on error.
*/ */
static long dvb_ca_en50221_io_ioctl(struct file *file, static long dvb_ca_en50221_io_ioctl(struct file *file,
unsigned int cmd, unsigned long arg) unsigned int cmd, unsigned long arg)
@ -1441,7 +1440,7 @@ static long dvb_ca_en50221_io_ioctl(struct file *file,
* @count: Size of source buffer. * @count: Size of source buffer.
* @ppos: Position in file (ignored). * @ppos: Position in file (ignored).
* *
* @return Number of bytes read, or <0 on error. * return: Number of bytes read, or <0 on error.
*/ */
static ssize_t dvb_ca_en50221_io_write(struct file *file, static ssize_t dvb_ca_en50221_io_write(struct file *file,
const char __user *buf, size_t count, const char __user *buf, size_t count,
@ -1536,7 +1535,7 @@ exit:
return status; return status;
} }
/** /*
* Condition for waking up in dvb_ca_en50221_io_read_condition * Condition for waking up in dvb_ca_en50221_io_read_condition
*/ */
static int dvb_ca_en50221_io_read_condition(struct dvb_ca_private *ca, static int dvb_ca_en50221_io_read_condition(struct dvb_ca_private *ca,
@ -1593,7 +1592,7 @@ nextslot:
* @count: Size of destination buffer. * @count: Size of destination buffer.
* @ppos: Position in file (ignored). * @ppos: Position in file (ignored).
* *
* @return Number of bytes read, or <0 on error. * return: Number of bytes read, or <0 on error.
*/ */
static ssize_t dvb_ca_en50221_io_read(struct file *file, char __user *buf, static ssize_t dvb_ca_en50221_io_read(struct file *file, char __user *buf,
size_t count, loff_t *ppos) size_t count, loff_t *ppos)
@ -1702,7 +1701,7 @@ exit:
* @inode: Inode concerned. * @inode: Inode concerned.
* @file: File concerned. * @file: File concerned.
* *
* @return 0 on success, <0 on failure. * return: 0 on success, <0 on failure.
*/ */
static int dvb_ca_en50221_io_open(struct inode *inode, struct file *file) static int dvb_ca_en50221_io_open(struct inode *inode, struct file *file)
{ {
@ -1752,7 +1751,7 @@ static int dvb_ca_en50221_io_open(struct inode *inode, struct file *file)
* @inode: Inode concerned. * @inode: Inode concerned.
* @file: File concerned. * @file: File concerned.
* *
* @return 0 on success, <0 on failure. * return: 0 on success, <0 on failure.
*/ */
static int dvb_ca_en50221_io_release(struct inode *inode, struct file *file) static int dvb_ca_en50221_io_release(struct inode *inode, struct file *file)
{ {
@ -1781,7 +1780,7 @@ static int dvb_ca_en50221_io_release(struct inode *inode, struct file *file)
* @file: File concerned. * @file: File concerned.
* @wait: poll wait table. * @wait: poll wait table.
* *
* @return Standard poll mask. * return: Standard poll mask.
*/ */
static unsigned int dvb_ca_en50221_io_poll(struct file *file, poll_table *wait) static unsigned int dvb_ca_en50221_io_poll(struct file *file, poll_table *wait)
{ {
@ -1838,11 +1837,11 @@ static const struct dvb_device dvbdev_ca = {
* Initialise a new DVB CA EN50221 interface device. * Initialise a new DVB CA EN50221 interface device.
* *
* @dvb_adapter: DVB adapter to attach the new CA device to. * @dvb_adapter: DVB adapter to attach the new CA device to.
* @ca: The dvb_ca instance. * @pubca: The dvb_ca instance.
* @flags: Flags describing the CA device (DVB_CA_FLAG_*). * @flags: Flags describing the CA device (DVB_CA_FLAG_*).
* @slot_count: Number of slots supported. * @slot_count: Number of slots supported.
* *
* @return 0 on success, nonzero on failure * return: 0 on success, nonzero on failure
*/ */
int dvb_ca_en50221_init(struct dvb_adapter *dvb_adapter, int dvb_ca_en50221_init(struct dvb_adapter *dvb_adapter,
struct dvb_ca_en50221 *pubca, int flags, int slot_count) struct dvb_ca_en50221 *pubca, int flags, int slot_count)
@ -1929,8 +1928,7 @@ EXPORT_SYMBOL(dvb_ca_en50221_init);
/** /**
* Release a DVB CA EN50221 interface device. * Release a DVB CA EN50221 interface device.
* *
* @ca_dev: The dvb_device_t instance for the CA device. * @pubca: The associated dvb_ca instance.
* @ca: The associated dvb_ca instance.
*/ */
void dvb_ca_en50221_release(struct dvb_ca_en50221 *pubca) void dvb_ca_en50221_release(struct dvb_ca_en50221 *pubca)
{ {