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Commit 696e65c3 authored by Linus Torvalds's avatar Linus Torvalds
Browse files
* git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog:
  watchdog: booke_wdt: fix build - unconstify watchdog_info
  watchdog: sbc_fitpc2_wdt: fixed "scheduling while atomic" bug.
  watchdog: sbc_fitpc2_wdt: fixed I/O operations order
  Watchdog: sb_wdog.c: Fix sibyte watchdog initialization
parents 1600f9de d8d8b63b
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+1 −1
Original line number Diff line number Diff line
@@ -121,7 +121,7 @@ static ssize_t booke_wdt_write(struct file *file, const char __user *buf,
	return count;
}

static const struct watchdog_info ident = {
static struct watchdog_info ident = {
	.options = WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING,
	.identity = "PowerPC Book-E Watchdog",
};
+2 −2
Original line number Diff line number Diff line
@@ -67,8 +67,8 @@ static DEFINE_SPINLOCK(sbwd_lock);
void sbwdog_set(char __iomem *wdog, unsigned long t)
{
	spin_lock(&sbwd_lock);
	__raw_writeb(0, wdog - 0x10);
	__raw_writeq(t & 0x7fffffUL, wdog);
	__raw_writeb(0, wdog);
	__raw_writeq(t & 0x7fffffUL, wdog - 0x10);
	spin_unlock(&sbwd_lock);
}

+7 −7
Original line number Diff line number Diff line
@@ -30,7 +30,7 @@
static int nowayout = WATCHDOG_NOWAYOUT;
static unsigned int margin = 60;	/* (secs) Default is 1 minute */
static unsigned long wdt_status;
static DEFINE_SPINLOCK(wdt_lock);
static DEFINE_MUTEX(wdt_lock);

#define WDT_IN_USE		0
#define WDT_OK_TO_CLOSE		1
@@ -45,26 +45,26 @@ static DEFINE_SPINLOCK(wdt_lock);

static void wdt_send_data(unsigned char command, unsigned char data)
{
	outb(command, COMMAND_PORT);
	msleep(100);
	outb(data, DATA_PORT);
	msleep(200);
	outb(command, COMMAND_PORT);
	msleep(100);
}

static void wdt_enable(void)
{
	spin_lock(&wdt_lock);
	mutex_lock(&wdt_lock);
	wdt_send_data(IFACE_ON_COMMAND, 1);
	wdt_send_data(REBOOT_COMMAND, margin);
	spin_unlock(&wdt_lock);
	mutex_unlock(&wdt_lock);
}

static void wdt_disable(void)
{
	spin_lock(&wdt_lock);
	mutex_lock(&wdt_lock);
	wdt_send_data(IFACE_ON_COMMAND, 0);
	wdt_send_data(REBOOT_COMMAND, 0);
	spin_unlock(&wdt_lock);
	mutex_unlock(&wdt_lock);
}

static int fitpc2_wdt_open(struct inode *inode, struct file *file)