staging: dgap: removes KERNEL_VERSION conditionals

This patch removes the KERNEL_VERSION conditionals.
The driver is built for this kernel version, so the
conditionals are not needed.
Signed-off-by: Lidza Louina <Lidza.Louina@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/dgap/dgap_driver.h

@@ -396,10 +396,6 @@ struct board_t
 	u32		dgap_Serial_Major;
 	u32		dgap_TransparentPrint_Major;
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28)
-	u32		TtyRefCnt;
-#endif
-
 	struct bs_t	*bd_bs;			/* Base structure pointer       */
 
 	char	*flipbuf;		/* Our flip buffer, alloced if board is found */

drivers/staging/dgap/dgap_fep5.c

@@ -30,10 +30,7 @@
 #include <linux/tty.h>
 #include <linux/tty_flip.h>	/* For tty_schedule_flip */
 #include <linux/slab.h>
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39)
 #include <linux/sched.h>
-#endif
 
 #include "dgap_driver.h"
 #include "dgap_pci.h"
@@ -1805,19 +1802,11 @@ static int dgap_event(struct board_t *bd)
 				if (ch->ch_tun.un_flags & UN_ISOPEN) {
 					if ((ch->ch_tun.un_tty->flags &
 					   (1 << TTY_DO_WRITE_WAKEUP)) &&
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)
 						ch->ch_tun.un_tty->ldisc->ops->write_wakeup)
-#else
-						ch->ch_tun.un_tty->ldisc.ops->write_wakeup)
-#endif
 					{
 						DGAP_UNLOCK(ch->ch_lock, lock_flags2);
 						DGAP_UNLOCK(bd->bd_lock, lock_flags);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)
 						(ch->ch_tun.un_tty->ldisc->ops->write_wakeup)(ch->ch_tun.un_tty);
-#else
-						(ch->ch_tun.un_tty->ldisc.ops->write_wakeup)(ch->ch_tun.un_tty);
-#endif
 						DGAP_LOCK(bd->bd_lock, lock_flags);
 						DGAP_LOCK(ch->ch_lock, lock_flags2);
 					}
@@ -1833,19 +1822,11 @@ static int dgap_event(struct board_t *bd)
 				if (ch->ch_pun.un_flags & UN_ISOPEN) {
 					if ((ch->ch_pun.un_tty->flags &
 					   (1 << TTY_DO_WRITE_WAKEUP)) &&
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)
 						ch->ch_pun.un_tty->ldisc->ops->write_wakeup)
-#else
-						ch->ch_pun.un_tty->ldisc.ops->write_wakeup)
-#endif
 					{
 						DGAP_UNLOCK(ch->ch_lock, lock_flags2);
 						DGAP_UNLOCK(bd->bd_lock, lock_flags);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)
 						(ch->ch_pun.un_tty->ldisc->ops->write_wakeup)(ch->ch_pun.un_tty);
-#else
-						(ch->ch_pun.un_tty->ldisc.ops->write_wakeup)(ch->ch_pun.un_tty);
-#endif
 						DGAP_LOCK(bd->bd_lock, lock_flags);
 						DGAP_LOCK(ch->ch_lock, lock_flags2);
 					}
@@ -1871,19 +1852,12 @@ static int dgap_event(struct board_t *bd)
 				if (ch->ch_tun.un_flags & UN_ISOPEN) {
 					if ((ch->ch_tun.un_tty->flags &
 					   (1 << TTY_DO_WRITE_WAKEUP)) &&
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)
 						ch->ch_tun.un_tty->ldisc->ops->write_wakeup)
-#else
-						ch->ch_tun.un_tty->ldisc.ops->write_wakeup)
-#endif
 					{
 						DGAP_UNLOCK(ch->ch_lock, lock_flags2);
 						DGAP_UNLOCK(bd->bd_lock, lock_flags);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)
+
 						(ch->ch_tun.un_tty->ldisc->ops->write_wakeup)(ch->ch_tun.un_tty);
-#else
-						(ch->ch_tun.un_tty->ldisc.ops->write_wakeup)(ch->ch_tun.un_tty);
-#endif
 						DGAP_LOCK(bd->bd_lock, lock_flags);
 						DGAP_LOCK(ch->ch_lock, lock_flags2);
 					}
@@ -1897,19 +1871,11 @@ static int dgap_event(struct board_t *bd)
 				if (ch->ch_pun.un_flags & UN_ISOPEN) {
 					if ((ch->ch_pun.un_tty->flags &
 					   (1 << TTY_DO_WRITE_WAKEUP)) &&
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)
 						ch->ch_pun.un_tty->ldisc->ops->write_wakeup)
-#else
-						ch->ch_pun.un_tty->ldisc.ops->write_wakeup)
-#endif
 					{
 						DGAP_UNLOCK(ch->ch_lock, lock_flags2);
 						DGAP_UNLOCK(bd->bd_lock, lock_flags);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)
 						(ch->ch_pun.un_tty->ldisc->ops->write_wakeup)(ch->ch_pun.un_tty);
-#else
-						(ch->ch_pun.un_tty->ldisc.ops->write_wakeup)(ch->ch_pun.un_tty);
-#endif
 						DGAP_LOCK(bd->bd_lock, lock_flags);
 						DGAP_LOCK(ch->ch_lock, lock_flags2);
 					}

drivers/staging/dgap/dgap_tty.c

@@ -61,11 +61,9 @@
 #include "dgap_conf.h"
 #include "dgap_sysfs.h"
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37)
 #define init_MUTEX(sem)         sema_init(sem, 1)
 #define DECLARE_MUTEX(name)     \
         struct semaphore name = __SEMAPHORE_INITIALIZER(name, 1)
-#endif
 
 /*
  * internal variables
@@ -131,13 +129,8 @@ static int dgap_set_modem_info(struct tty_struct *tty, unsigned int command, uns
 static int dgap_get_modem_info(struct channel_t *ch, unsigned int __user *value);
 static int dgap_tty_digisetcustombaud(struct tty_struct *tty, int __user *new_info);
 static int dgap_tty_digigetcustombaud(struct tty_struct *tty, int __user *retinfo);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39)
 static int dgap_tty_tiocmget(struct tty_struct *tty);
 static int dgap_tty_tiocmset(struct tty_struct *tty, unsigned int set, unsigned int clear);
-#else
-static int dgap_tty_tiocmget(struct tty_struct *tty, struct file *file);
-static int dgap_tty_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear);
-#endif
 static int dgap_tty_send_break(struct tty_struct *tty, int msec);
 static void dgap_tty_wait_until_sent(struct tty_struct *tty, int timeout);
 static int dgap_tty_write(struct tty_struct *tty, const unsigned char *buf, int count);
@@ -237,10 +230,6 @@ int dgap_tty_register(struct board_t *brd)
 	if (!brd->SerialDriver->ttys)
 		return(-ENOMEM);
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28)
-	brd->SerialDriver->refcount = brd->TtyRefCnt;
-#endif
-
 	/*
 	 * Entry points for driver.  Called by the kernel from
 	 * tty_io.c and n_tty.c.
@@ -270,10 +259,6 @@ int dgap_tty_register(struct board_t *brd)
 	if (!brd->PrintDriver->ttys)
 		return(-ENOMEM);
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28)
-	brd->PrintDriver->refcount = brd->TtyRefCnt;
-#endif
-
 	/*
 	 * Entry points for driver.  Called by the kernel from
 	 * tty_io.c and n_tty.c.
@@ -2109,11 +2094,7 @@ static int dgap_tty_write(struct tty_struct *tty, const unsigned char *buf, int
 /*
  * Return modem signals to ld.
  */
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39)
 static int dgap_tty_tiocmget(struct tty_struct *tty)
-#else
-static int dgap_tty_tiocmget(struct tty_struct *tty, struct file *file)
-#endif
 {
 	struct channel_t *ch;
 	struct un_t *un;
@@ -2168,13 +2149,9 @@ static int dgap_tty_tiocmget(struct tty_struct *tty, struct file *file)
  *
  * Set modem signals, called by ld.
  */
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39)
+
 static int dgap_tty_tiocmset(struct tty_struct *tty,
                 unsigned int set, unsigned int clear)
-#else
-static int dgap_tty_tiocmset(struct tty_struct *tty, struct file *file,
-		unsigned int set, unsigned int clear)
-#endif
 {
 	struct board_t *bd;
 	struct channel_t *ch;