watchdog: iTCO_wdt: Remove unused hooks

As the only user of iTCO_vendor_pre_keepalive and
iTCO_vendor_pre_set_heartbeat has just been removed, we can delete
these 2 hooks.
Signed-off-by: Jean Delvare <jdelvare@suse.de>
Cc: Martin Wilck <mwilck@suse.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>

drivers/watchdog/iTCO_vendor.h

@@ -3,14 +3,10 @@
 #ifdef CONFIG_ITCO_VENDOR_SUPPORT
 extern void iTCO_vendor_pre_start(struct resource *, unsigned int);
 extern void iTCO_vendor_pre_stop(struct resource *);
-extern void iTCO_vendor_pre_keepalive(struct resource *, unsigned int);
-extern void iTCO_vendor_pre_set_heartbeat(unsigned int);
 extern int iTCO_vendor_check_noreboot_on(void);
 #else
 #define iTCO_vendor_pre_start(acpibase, heartbeat)	{}
 #define iTCO_vendor_pre_stop(acpibase)			{}
-#define iTCO_vendor_pre_keepalive(acpibase, heartbeat)	{}
-#define iTCO_vendor_pre_set_heartbeat(heartbeat)	{}
 #define iTCO_vendor_check_noreboot_on()			1
 				/* 1=check noreboot; 0=don't check */
 #endif

drivers/watchdog/iTCO_vendor_support.c

@@ -180,16 +180,6 @@ void iTCO_vendor_pre_stop(struct resource *smires)
 }
 EXPORT_SYMBOL(iTCO_vendor_pre_stop);
 
-void iTCO_vendor_pre_keepalive(struct resource *smires, unsigned int heartbeat)
-{
-}
-EXPORT_SYMBOL(iTCO_vendor_pre_keepalive);
-
-void iTCO_vendor_pre_set_heartbeat(unsigned int heartbeat)
-{
-}
-EXPORT_SYMBOL(iTCO_vendor_pre_set_heartbeat);
-
 int iTCO_vendor_check_noreboot_on(void)
 {
 	switch (vendorsupport) {

drivers/watchdog/iTCO_wdt.c

@@ -304,8 +304,6 @@ static int iTCO_wdt_ping(struct watchdog_device *wd_dev)
 
 	spin_lock(&p->io_lock);
 
-	iTCO_vendor_pre_keepalive(p->smi_res, wd_dev->timeout);
-
 	/* Reload the timer by writing to the TCO Timer Counter register */
 	if (p->iTCO_version >= 2) {
 		outw(0x01, TCO_RLD(p));
@@ -342,8 +340,6 @@ static int iTCO_wdt_set_timeout(struct watchdog_device *wd_dev, unsigned int t)
 	    (p->iTCO_version == 1 && tmrval > 0x03f))
 		return -EINVAL;
 
-	iTCO_vendor_pre_set_heartbeat(tmrval);
-
 	/* Write new heartbeat to watchdog */
 	if (p->iTCO_version >= 2) {
 		spin_lock(&p->io_lock);