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tty: Fix checkpatch errors in tty_ldisc.h
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Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Peter Hurley authored and Greg Kroah-Hartman committed Mar 18, 2013
1 parent 01a5e44 commit 6be06e7
Showing 1 changed file with 66 additions and 66 deletions.
132 changes: 66 additions & 66 deletions include/linux/tty_ldisc.h
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Original file line number Diff line number Diff line change
Expand Up @@ -9,89 +9,89 @@
*
* int (*open)(struct tty_struct *);
*
* This function is called when the line discipline is associated
* with the tty. The line discipline can use this as an
* opportunity to initialize any state needed by the ldisc routines.
*
* This function is called when the line discipline is associated
* with the tty. The line discipline can use this as an
* opportunity to initialize any state needed by the ldisc routines.
*
* void (*close)(struct tty_struct *);
*
* This function is called when the line discipline is being
* shutdown, either because the tty is being closed or because
* the tty is being changed to use a new line discipline
*
* shutdown, either because the tty is being closed or because
* the tty is being changed to use a new line discipline
*
* void (*flush_buffer)(struct tty_struct *tty);
*
* This function instructs the line discipline to clear its
* buffers of any input characters it may have queued to be
* delivered to the user mode process.
*
* This function instructs the line discipline to clear its
* buffers of any input characters it may have queued to be
* delivered to the user mode process.
*
* ssize_t (*chars_in_buffer)(struct tty_struct *tty);
*
* This function returns the number of input characters the line
* This function returns the number of input characters the line
* discipline may have queued up to be delivered to the user mode
* process.
*
*
* ssize_t (*read)(struct tty_struct * tty, struct file * file,
* unsigned char * buf, size_t nr);
*
* This function is called when the user requests to read from
* the tty. The line discipline will return whatever characters
* it has buffered up for the user. If this function is not
* defined, the user will receive an EIO error.
*
* This function is called when the user requests to read from
* the tty. The line discipline will return whatever characters
* it has buffered up for the user. If this function is not
* defined, the user will receive an EIO error.
*
* ssize_t (*write)(struct tty_struct * tty, struct file * file,
* const unsigned char * buf, size_t nr);
*
* This function is called when the user requests to write to the
* tty. The line discipline will deliver the characters to the
* low-level tty device for transmission, optionally performing
* some processing on the characters first. If this function is
* not defined, the user will receive an EIO error.
*
* const unsigned char * buf, size_t nr);
*
* This function is called when the user requests to write to the
* tty. The line discipline will deliver the characters to the
* low-level tty device for transmission, optionally performing
* some processing on the characters first. If this function is
* not defined, the user will receive an EIO error.
*
* int (*ioctl)(struct tty_struct * tty, struct file * file,
* unsigned int cmd, unsigned long arg);
* unsigned int cmd, unsigned long arg);
*
* This function is called when the user requests an ioctl which
* is not handled by the tty layer or the low-level tty driver.
* It is intended for ioctls which affect line discpline
* operation. Note that the search order for ioctls is (1) tty
* layer, (2) tty low-level driver, (3) line discpline. So a
* low-level driver can "grab" an ioctl request before the line
* discpline has a chance to see it.
*
* is not handled by the tty layer or the low-level tty driver.
* It is intended for ioctls which affect line discpline
* operation. Note that the search order for ioctls is (1) tty
* layer, (2) tty low-level driver, (3) line discpline. So a
* low-level driver can "grab" an ioctl request before the line
* discpline has a chance to see it.
*
* long (*compat_ioctl)(struct tty_struct * tty, struct file * file,
* unsigned int cmd, unsigned long arg);
* unsigned int cmd, unsigned long arg);
*
* Process ioctl calls from 32-bit process on 64-bit system
* Process ioctl calls from 32-bit process on 64-bit system
*
* void (*set_termios)(struct tty_struct *tty, struct ktermios * old);
*
* This function notifies the line discpline that a change has
* been made to the termios structure.
*
* This function notifies the line discpline that a change has
* been made to the termios structure.
*
* int (*poll)(struct tty_struct * tty, struct file * file,
* poll_table *wait);
* poll_table *wait);
*
* This function is called when a user attempts to select/poll on a
* tty device. It is solely the responsibility of the line
* discipline to handle poll requests.
* This function is called when a user attempts to select/poll on a
* tty device. It is solely the responsibility of the line
* discipline to handle poll requests.
*
* void (*receive_buf)(struct tty_struct *, const unsigned char *cp,
* char *fp, int count);
*
* This function is called by the low-level tty driver to send
* characters received by the hardware to the line discpline for
* processing. <cp> is a pointer to the buffer of input
* character received by the device. <fp> is a pointer to a
* pointer of flag bytes which indicate whether a character was
* received with a parity error, etc.
*
* char *fp, int count);
*
* This function is called by the low-level tty driver to send
* characters received by the hardware to the line discpline for
* processing. <cp> is a pointer to the buffer of input
* character received by the device. <fp> is a pointer to a
* pointer of flag bytes which indicate whether a character was
* received with a parity error, etc.
*
* void (*write_wakeup)(struct tty_struct *);
*
* This function is called by the low-level tty driver to signal
* that line discpline should try to send more characters to the
* low-level driver for transmission. If the line discpline does
* not have any more data to send, it can just return.
* This function is called by the low-level tty driver to signal
* that line discpline should try to send more characters to the
* low-level driver for transmission. If the line discpline does
* not have any more data to send, it can just return.
*
* int (*hangup)(struct tty_struct *)
*
Expand All @@ -115,27 +115,27 @@ struct tty_ldisc_ops {
char *name;
int num;
int flags;

/*
* The following routines are called from above.
*/
int (*open)(struct tty_struct *);
void (*close)(struct tty_struct *);
void (*flush_buffer)(struct tty_struct *tty);
ssize_t (*chars_in_buffer)(struct tty_struct *tty);
ssize_t (*read)(struct tty_struct * tty, struct file * file,
unsigned char __user * buf, size_t nr);
ssize_t (*write)(struct tty_struct * tty, struct file * file,
const unsigned char * buf, size_t nr);
int (*ioctl)(struct tty_struct * tty, struct file * file,
ssize_t (*read)(struct tty_struct *tty, struct file *file,
unsigned char __user *buf, size_t nr);
ssize_t (*write)(struct tty_struct *tty, struct file *file,
const unsigned char *buf, size_t nr);
int (*ioctl)(struct tty_struct *tty, struct file *file,
unsigned int cmd, unsigned long arg);
long (*compat_ioctl)(struct tty_struct * tty, struct file * file,
long (*compat_ioctl)(struct tty_struct *tty, struct file *file,
unsigned int cmd, unsigned long arg);
void (*set_termios)(struct tty_struct *tty, struct ktermios * old);
void (*set_termios)(struct tty_struct *tty, struct ktermios *old);
unsigned int (*poll)(struct tty_struct *, struct file *,
struct poll_table_struct *);
int (*hangup)(struct tty_struct *tty);

/*
* The following routines are called from below.
*/
Expand All @@ -145,7 +145,7 @@ struct tty_ldisc_ops {
void (*dcd_change)(struct tty_struct *, unsigned int);

struct module *owner;

int refcount;
};

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