This patch removes the conditionals that make sure
the driver supports various versions of the kernel.
They aren't needed.
Signed-off-by: Lidza Louina <lidza.lou...@gmail.com>
---
drivers/staging/dgnc/dgnc_driver.c | 12 --------
drivers/staging/dgnc/dgnc_kcompat.h | 24 ---------------
drivers/staging/dgnc/dgnc_tty.c | 61 ++-----------------------------------
3 files changed, 2 insertions(+), 95 deletions(-)
diff --git a/drivers/staging/dgnc/dgnc_driver.c
b/drivers/staging/dgnc/dgnc_driver.c
index 6bc944d..5b4d799 100644
--- a/drivers/staging/dgnc/dgnc_driver.c
+++ b/drivers/staging/dgnc/dgnc_driver.c
@@ -31,15 +31,10 @@
#include <linux/kernel.h>
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/slab.h>
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39)
#include <linux/sched.h>
-#endif
-
#include "dgnc_driver.h"
#include "dgnc_pci.h"
#include "dpacompat.h"
@@ -291,16 +286,9 @@ static int dgnc_start(void)
dgnc_Major = rc;
dgnc_class = class_create(THIS_MODULE, "dgnc_mgmt");
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28)
- device_create_drvdata(dgnc_class, NULL,
- MKDEV(dgnc_Major, 0),
- NULL, "dgnc_mgmt");
-#else
device_create(dgnc_class, NULL,
MKDEV(dgnc_Major, 0),
NULL, "dgnc_mgmt");
-#endif
-
dgnc_Major_Control_Registered = TRUE;
}
diff --git a/drivers/staging/dgnc/dgnc_kcompat.h
b/drivers/staging/dgnc/dgnc_kcompat.h
index 00f589a..ed85152 100644
--- a/drivers/staging/dgnc/dgnc_kcompat.h
+++ b/drivers/staging/dgnc/dgnc_kcompat.h
@@ -28,8 +28,6 @@
#ifndef __DGNC_KCOMPAT_H
#define __DGNC_KCOMPAT_H
-#include <linux/version.h>
-
# ifndef KERNEL_VERSION
# define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
# endif
@@ -68,26 +66,4 @@
module_param(VAR, long, PERM); \
MODULE_PARM_DESC(VAR, DESC);
-
-
-
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27)
-
-
-
-/* NOTHING YET */
-
-
-
-# else
-
-
-
-# error "this driver does not support anything below the 2.6.27 kernel series."
-
-
-
-# endif
-
#endif /* ! __DGNC_KCOMPAT_H */
diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index 1f2d611..fe38529 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -38,7 +38,6 @@
*/
#include <linux/kernel.h>
-#include <linux/version.h>
#include <linux/sched.h> /* For jiffies, task states */
#include <linux/interrupt.h> /* For tasklet and interrupt structs/defines */
#include <linux/module.h>
@@ -60,11 +59,9 @@
#include "dpacompat.h"
#include "dgnc_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
@@ -126,13 +123,8 @@ static void dgnc_tty_flush_buffer(struct tty_struct *tty);
static void dgnc_tty_hangup(struct tty_struct *tty);
static int dgnc_set_modem_info(struct tty_struct *tty, unsigned int command,
unsigned int __user *value);
static int dgnc_get_modem_info(struct channel_t *ch, unsigned int __user
*value);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39)
static int dgnc_tty_tiocmget(struct tty_struct *tty);
static int dgnc_tty_tiocmset(struct tty_struct *tty, unsigned int set,
unsigned int clear);
-#else
-static int dgnc_tty_tiocmget(struct tty_struct *tty, struct file *file);
-static int dgnc_tty_tiocmset(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear);
-#endif
static int dgnc_tty_send_break(struct tty_struct *tty, int msec);
static void dgnc_tty_wait_until_sent(struct tty_struct *tty, int timeout);
static int dgnc_tty_write(struct tty_struct *tty, const unsigned char *buf,
int count);
@@ -234,21 +226,11 @@ int dgnc_tty_register(struct dgnc_board *brd)
if (!brd->SerialDriver.ttys)
return -ENOMEM;
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28)
- brd->SerialDriver.refcount = brd->TtyRefCnt;
-#else
kref_init(&brd->SerialDriver.kref);
-#endif
-
brd->SerialDriver.termios = kzalloc(brd->maxports * sizeof(struct
ktermios *), GFP_KERNEL);
if (!brd->SerialDriver.termios)
return -ENOMEM;
-#if LINUX_VERSION_CODE < KERNEL_VERSION(3,0,0)
- brd->SerialDriver.termios_locked = kzalloc(brd->maxports *
sizeof(struct ktermios *), GFP_KERNEL);
- if (!brd->SerialDriver.termios_locked)
- return -ENOMEM;
-#endif
/*
* Entry points for driver. Called by the kernel from
* tty_io.c and n_tty.c.
@@ -292,23 +274,11 @@ int dgnc_tty_register(struct dgnc_board *brd)
brd->PrintDriver.ttys = kzalloc(brd->maxports * sizeof(struct
tty_struct *), GFP_KERNEL);
if (!brd->PrintDriver.ttys)
return -ENOMEM;
-
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28)
- brd->PrintDriver.refcount = brd->TtyRefCnt;
-#else
kref_init(&brd->PrintDriver.kref);
-#endif
-
brd->PrintDriver.termios = kzalloc(brd->maxports * sizeof(struct
ktermios *), GFP_KERNEL);
if (!brd->PrintDriver.termios)
return -ENOMEM;
-#if LINUX_VERSION_CODE < KERNEL_VERSION(3,0,0)
- brd->PrintDriver.termios_locked = kzalloc(brd->maxports * sizeof(struct
ktermios *), GFP_KERNEL);
- if (!brd->PrintDriver.termios_locked)
- return -ENOMEM;
-#endif
-
/*
* Entry points for driver. Called by the kernel from
* tty_io.c and n_tty.c.
@@ -1154,7 +1124,6 @@ void dgnc_wakeup_writes(struct channel_t *ch)
}
if (ch->ch_tun.un_flags & UN_ISOPEN) {
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,30)
if ((ch->ch_tun.un_tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) &&
ch->ch_tun.un_tty->ldisc->ops->write_wakeup)
{
@@ -1162,15 +1131,6 @@ void dgnc_wakeup_writes(struct channel_t *ch)
(ch->ch_tun.un_tty->ldisc->ops->write_wakeup)(ch->ch_tun.un_tty);
DGNC_LOCK(ch->ch_lock, lock_flags);
}
-#else
- if ((ch->ch_tun.un_tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) &&
- ch->ch_tun.un_tty->ldisc.ops->write_wakeup)
- {
- DGNC_UNLOCK(ch->ch_lock, lock_flags);
-
(ch->ch_tun.un_tty->ldisc.ops->write_wakeup)(ch->ch_tun.un_tty);
- DGNC_LOCK(ch->ch_lock, lock_flags);
- }
-#endif
wake_up_interruptible(&ch->ch_tun.un_tty->write_wait);
@@ -1206,7 +1166,6 @@ void dgnc_wakeup_writes(struct channel_t *ch)
}
if (ch->ch_pun.un_flags & UN_ISOPEN) {
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,30)
if ((ch->ch_pun.un_tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) &&
ch->ch_pun.un_tty->ldisc->ops->write_wakeup)
{
@@ -1214,15 +1173,6 @@ void dgnc_wakeup_writes(struct channel_t *ch)
(ch->ch_pun.un_tty->ldisc->ops->write_wakeup)(ch->ch_pun.un_tty);
DGNC_LOCK(ch->ch_lock, lock_flags);
}
-#else
- if ((ch->ch_pun.un_tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) &&
- ch->ch_pun.un_tty->ldisc.ops->write_wakeup)
- {
- DGNC_UNLOCK(ch->ch_lock, lock_flags);
-
(ch->ch_pun.un_tty->ldisc.ops->write_wakeup)(ch->ch_pun.un_tty);
- DGNC_LOCK(ch->ch_lock, lock_flags);
- }
-#endif
wake_up_interruptible(&ch->ch_pun.un_tty->write_wait);
@@ -2232,11 +2182,8 @@ static int dgnc_tty_write(struct tty_struct *tty,
/*
* Return modem signals to ld.
*/
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39)
+
static int dgnc_tty_tiocmget(struct tty_struct *tty)
-#else
-static int dgnc_tty_tiocmget(struct tty_struct *tty, struct file *file)
-#endif
{
struct channel_t *ch;
struct un_t *un;
@@ -2289,13 +2236,9 @@ static int dgnc_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 dgnc_tty_tiocmset(struct tty_struct *tty,
unsigned int set, unsigned int clear)
-#else
-static int dgnc_tty_tiocmset(struct tty_struct *tty, struct file *file,
- unsigned int set, unsigned int clear)
-#endif
{
struct dgnc_board *bd;
struct channel_t *ch;
--
1.8.1.2
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