[PATCH] irq-flags: drivers/char: Use the new IRQF_ constants

[firefly-linux-kernel-4.4.55.git] / drivers / char / watchdog / mpcore_wdt.c

diff --git a/drivers/char/watchdog/mpcore_wdt.c b/drivers/char/watchdog/mpcore_wdt.c
index 9defcf861b67095e2a245b1ddeae0686d75badc7..c2d492c852fcfa69cf0a1a7c2343e76ff1481ea9 100644 (file)
--- a/drivers/char/watchdog/mpcore_wdt.c
+++ b/drivers/char/watchdog/mpcore_wdt.c
@@ -21,7 +21,6 @@
  */
 #include <linux/module.h>
 #include <linux/moduleparam.h>
-#include <linux/config.h>
 #include <linux/types.h>
 #include <linux/miscdevice.h>
 #include <linux/watchdog.h>
@@ -180,10 +179,6 @@ static ssize_t mpcore_wdt_write(struct file *file, const char *data, size_t len,
 {
        struct mpcore_wdt *wdt = file->private_data;
 
-       /*  Can't seek (pwrite) on this device  */
-       if (ppos != &file->f_pos)
-               return -ESPIPE;
-
        /*
         *      Refresh the timer.
         */
@@ -342,6 +337,10 @@ static int __devinit mpcore_wdt_probe(struct platform_device *dev)
 
        wdt->dev = &dev->dev;
        wdt->irq = platform_get_irq(dev, 0);
+       if (wdt->irq < 0) {
+               ret = -ENXIO;
+               goto err_free;
+       }
        wdt->base = ioremap(res->start, res->end - res->start + 1);
        if (!wdt->base) {
                ret = -ENOMEM;
@@ -356,7 +355,7 @@ static int __devinit mpcore_wdt_probe(struct platform_device *dev)
                goto err_misc;
        }
 
-       ret = request_irq(wdt->irq, mpcore_wdt_fire, SA_INTERRUPT, "mpcore_wdt", wdt);
+       ret = request_irq(wdt->irq, mpcore_wdt_fire, IRQF_DISABLED, "mpcore_wdt", wdt);
        if (ret) {
                dev_printk(KERN_ERR, _dev, "cannot register IRQ%d for watchdog\n", wdt->irq);
                goto err_irq;