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Commit b690a377 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] w83627hf_wdt.c: add support for the W83627EHF support
  [WATCHDOG] SA1100 watchdog maximum timeout
  [WATCHDOG] w83697ug, fix lock imbalance
  [WATCHDOG] drivers/watchdog/bcm47xx_wdt.c: Remove unnecessary semicolons
parents 016d3569 cf1eaab2
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+1 −1
Original line number Diff line number Diff line
@@ -161,7 +161,7 @@ static long bcm47xx_wdt_ioctl(struct file *file,
{
	void __user *argp = (void __user *)arg;
	int __user *p = argp;
	int new_value, retval = -EINVAL;;
	int new_value, retval = -EINVAL;

	switch (cmd) {
	case WDIOC_GETSUPPORT:
+3 −2
Original line number Diff line number Diff line
@@ -38,7 +38,7 @@

static unsigned long oscr_freq;
static unsigned long sa1100wdt_users;
static int pre_margin;
static unsigned int pre_margin;
static int boot_status;

/*
@@ -84,6 +84,7 @@ static const struct watchdog_info ident = {
	.options	= WDIOF_CARDRESET | WDIOF_SETTIMEOUT
				| WDIOF_KEEPALIVEPING,
	.identity	= "SA1100/PXA255 Watchdog",
	.firmware_version	= 1,
};

static long sa1100dog_ioctl(struct file *file, unsigned int cmd,
@@ -118,7 +119,7 @@ static long sa1100dog_ioctl(struct file *file, unsigned int cmd,
		if (ret)
			break;

		if (time <= 0 || time > 255) {
		if (time <= 0 || (oscr_freq * (long long)time >= 0xffffffff)) {
			ret = -EINVAL;
			break;
		}
+5 −0
Original line number Diff line number Diff line
@@ -89,6 +89,11 @@ static void w83627hf_select_wd_register(void)
		c = ((inb_p(WDT_EFDR) & 0xf7) | 0x04); /* select WDT0 */
		outb_p(0x2b, WDT_EFER);
		outb_p(c, WDT_EFDR);	/* set GPIO3 to WDT0 */
	} else if (c == 0x88) {	/* W83627EHF */
		outb_p(0x2d, WDT_EFER); /* select GPIO5 */
		c = inb_p(WDT_EFDR) & ~0x01; /* PIN77 -> WDT0# */
		outb_p(0x2d, WDT_EFER);
		outb_p(c, WDT_EFDR); /* set GPIO5 to WDT0 */
	}

	outb_p(0x07, WDT_EFER); /* point to logical device number reg */
+3 −1
Original line number Diff line number Diff line
@@ -149,8 +149,10 @@ static void wdt_ctrl(int timeout)
{
	spin_lock(&io_lock);

	if (w83697ug_select_wd_register() < 0)
	if (w83697ug_select_wd_register() < 0) {
		spin_unlock(&io_lock);
		return;
	}

	outb_p(0xF4, WDT_EFER);    /* Select CRF4 */
	outb_p(timeout, WDT_EFDR); /* Write Timeout counter to CRF4 */