aboutsummaryrefslogtreecommitdiff
path: root/drivers/char
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/watchdog/Kconfig11
-rw-r--r--drivers/char/watchdog/Makefile1
-rw-r--r--drivers/char/watchdog/acquirewdt.c2
-rw-r--r--drivers/char/watchdog/advantechwdt.c2
-rw-r--r--drivers/char/watchdog/alim1535_wdt.c12
-rw-r--r--drivers/char/watchdog/alim7101_wdt.c17
-rw-r--r--drivers/char/watchdog/at91_wdt.c2
-rw-r--r--drivers/char/watchdog/booke_wdt.c2
-rw-r--r--drivers/char/watchdog/cpu5wdt.c2
-rw-r--r--drivers/char/watchdog/ep93xx_wdt.c2
-rw-r--r--drivers/char/watchdog/eurotechwdt.c2
-rw-r--r--drivers/char/watchdog/i6300esb.c2
-rw-r--r--drivers/char/watchdog/i8xx_tco.c35
-rw-r--r--drivers/char/watchdog/ib700wdt.c2
-rw-r--r--drivers/char/watchdog/ibmasr.c2
-rw-r--r--drivers/char/watchdog/indydog.c2
-rw-r--r--drivers/char/watchdog/ixp2000_wdt.c2
-rw-r--r--drivers/char/watchdog/ixp4xx_wdt.c2
-rw-r--r--drivers/char/watchdog/machzwd.c5
-rw-r--r--drivers/char/watchdog/mixcomwd.c2
-rw-r--r--drivers/char/watchdog/mpc83xx_wdt.c2
-rw-r--r--drivers/char/watchdog/mpc8xx_wdt.c2
-rw-r--r--drivers/char/watchdog/mpcore_wdt.c4
-rw-r--r--drivers/char/watchdog/mv64x60_wdt.c2
-rw-r--r--drivers/char/watchdog/pcwd.c2
-rw-r--r--drivers/char/watchdog/pcwd_pci.c2
-rw-r--r--drivers/char/watchdog/pcwd_usb.c2
-rw-r--r--drivers/char/watchdog/pnx4008_wdt.c362
-rw-r--r--drivers/char/watchdog/s3c2410_wdt.c12
-rw-r--r--drivers/char/watchdog/sa1100_wdt.c2
-rw-r--r--drivers/char/watchdog/sbc60xxwdt.c2
-rw-r--r--drivers/char/watchdog/sbc_epx_c3.c2
-rw-r--r--drivers/char/watchdog/sc1200wdt.c2
-rw-r--r--drivers/char/watchdog/sc520_wdt.c2
-rw-r--r--drivers/char/watchdog/scx200_wdt.c2
-rw-r--r--drivers/char/watchdog/shwdt.c2
-rw-r--r--drivers/char/watchdog/softdog.c2
-rw-r--r--drivers/char/watchdog/w83627hf_wdt.c2
-rw-r--r--drivers/char/watchdog/w83877f_wdt.c2
-rw-r--r--drivers/char/watchdog/w83977f_wdt.c2
-rw-r--r--drivers/char/watchdog/wafer5823wdt.c2
-rw-r--r--drivers/char/watchdog/wdrtas.c2
-rw-r--r--drivers/char/watchdog/wdt.c2
-rw-r--r--drivers/char/watchdog/wdt285.c2
-rw-r--r--drivers/char/watchdog/wdt977.c2
-rw-r--r--drivers/char/watchdog/wdt_pci.c2
46 files changed, 460 insertions, 73 deletions
diff --git a/drivers/char/watchdog/Kconfig b/drivers/char/watchdog/Kconfig
index 77ab7e020da..06f3fa2fe87 100644
--- a/drivers/char/watchdog/Kconfig
+++ b/drivers/char/watchdog/Kconfig
@@ -172,6 +172,17 @@ config OMAP_WATCHDOG
Support for TI OMAP1610/OMAP1710/OMAP2420 watchdog. Say 'Y' here to
enable the OMAP1610/OMAP1710 watchdog timer.
+config PNX4008_WATCHDOG
+ tristate "PNX4008 Watchdog"
+ depends on WATCHDOG && ARCH_PNX4008
+ help
+ Say Y here if to include support for the watchdog timer
+ in the PNX4008 processor.
+ This driver can be built as a module by choosing M. The module
+ will be called pnx4008_wdt.
+
+ Say N if you are unsure.
+
# X86 (i386 + ia64 + x86_64) Architecture
config ACQUIRE_WDT
diff --git a/drivers/char/watchdog/Makefile b/drivers/char/watchdog/Makefile
index 5099f8be8cc..6ffca7cb56a 100644
--- a/drivers/char/watchdog/Makefile
+++ b/drivers/char/watchdog/Makefile
@@ -33,6 +33,7 @@ obj-$(CONFIG_S3C2410_WATCHDOG) += s3c2410_wdt.o
obj-$(CONFIG_SA1100_WATCHDOG) += sa1100_wdt.o
obj-$(CONFIG_MPCORE_WATCHDOG) += mpcore_wdt.o
obj-$(CONFIG_EP93XX_WATCHDOG) += ep93xx_wdt.o
+obj-$(CONFIG_PNX4008_WATCHDOG) += pnx4008_wdt.o
# X86 (i386 + ia64 + x86_64) Architecture
obj-$(CONFIG_ACQUIRE_WDT) += acquirewdt.o
diff --git a/drivers/char/watchdog/acquirewdt.c b/drivers/char/watchdog/acquirewdt.c
index c77fe3cf285..154d67e591e 100644
--- a/drivers/char/watchdog/acquirewdt.c
+++ b/drivers/char/watchdog/acquirewdt.c
@@ -183,7 +183,7 @@ static int acq_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
}
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
}
diff --git a/drivers/char/watchdog/advantechwdt.c b/drivers/char/watchdog/advantechwdt.c
index 8069be445ed..9d732769ba0 100644
--- a/drivers/char/watchdog/advantechwdt.c
+++ b/drivers/char/watchdog/advantechwdt.c
@@ -176,7 +176,7 @@ advwdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
}
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
return 0;
}
diff --git a/drivers/char/watchdog/alim1535_wdt.c b/drivers/char/watchdog/alim1535_wdt.c
index c5c94e4c949..01b0d132ee4 100644
--- a/drivers/char/watchdog/alim1535_wdt.c
+++ b/drivers/char/watchdog/alim1535_wdt.c
@@ -236,7 +236,7 @@ static int ali_ioctl(struct inode *inode, struct file *file,
return put_user(timeout, p);
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
}
@@ -330,17 +330,20 @@ static int __init ali_find_watchdog(void)
u32 wdog;
/* Check for a 1535 series bridge */
- pdev = pci_find_device(PCI_VENDOR_ID_AL, 0x1535, NULL);
+ pdev = pci_get_device(PCI_VENDOR_ID_AL, 0x1535, NULL);
if(pdev == NULL)
return -ENODEV;
+ pci_dev_put(pdev);
/* Check for the a 7101 PMU */
- pdev = pci_find_device(PCI_VENDOR_ID_AL, 0x7101, NULL);
+ pdev = pci_get_device(PCI_VENDOR_ID_AL, 0x7101, NULL);
if(pdev == NULL)
return -ENODEV;
- if(pci_enable_device(pdev))
+ if(pci_enable_device(pdev)) {
+ pci_dev_put(pdev);
return -EIO;
+ }
ali_pci = pdev;
@@ -447,6 +450,7 @@ static void __exit watchdog_exit(void)
/* Deregister */
unregister_reboot_notifier(&ali_notifier);
misc_deregister(&ali_miscdev);
+ pci_dev_put(ali_pci);
}
module_init(watchdog_init);
diff --git a/drivers/char/watchdog/alim7101_wdt.c b/drivers/char/watchdog/alim7101_wdt.c
index ffd7684f999..5948863b592 100644
--- a/drivers/char/watchdog/alim7101_wdt.c
+++ b/drivers/char/watchdog/alim7101_wdt.c
@@ -277,7 +277,7 @@ static int fop_ioctl(struct inode *inode, struct file *file, unsigned int cmd, u
case WDIOC_GETTIMEOUT:
return put_user(timeout, p);
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
}
@@ -333,6 +333,7 @@ static void __exit alim7101_wdt_unload(void)
/* Deregister */
misc_deregister(&wdt_miscdev);
unregister_reboot_notifier(&wdt_notifier);
+ pci_dev_put(alim7101_pmu);
}
static int __init alim7101_wdt_init(void)
@@ -342,7 +343,8 @@ static int __init alim7101_wdt_init(void)
char tmp;
printk(KERN_INFO PFX "Steve Hill <steve@navaho.co.uk>.\n");
- alim7101_pmu = pci_find_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M7101,NULL);
+ alim7101_pmu = pci_get_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M7101,
+ NULL);
if (!alim7101_pmu) {
printk(KERN_INFO PFX "ALi M7101 PMU not present - WDT not set\n");
return -EBUSY;
@@ -351,21 +353,23 @@ static int __init alim7101_wdt_init(void)
/* Set the WDT in the PMU to 1 second */
pci_write_config_byte(alim7101_pmu, ALI_7101_WDT, 0x02);
- ali1543_south = pci_find_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533, NULL);
+ ali1543_south = pci_get_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533,
+ NULL);
if (!ali1543_south) {
printk(KERN_INFO PFX "ALi 1543 South-Bridge not present - WDT not set\n");
- return -EBUSY;
+ goto err_out;
}
pci_read_config_byte(ali1543_south, 0x5e, &tmp);
+ pci_dev_put(ali1543_south);
if ((tmp & 0x1e) == 0x00) {
if (!use_gpio) {
printk(KERN_INFO PFX "Detected old alim7101 revision 'a1d'. If this is a cobalt board, set the 'use_gpio' module parameter.\n");
- return -EBUSY;
+ goto err_out;
}
nowayout = 1;
} else if ((tmp & 0x1e) != 0x12 && (tmp & 0x1e) != 0x00) {
printk(KERN_INFO PFX "ALi 1543 South-Bridge does not have the correct revision number (???1001?) - WDT not set\n");
- return -EBUSY;
+ goto err_out;
}
if(timeout < 1 || timeout > 3600) /* arbitrary upper limit */
@@ -404,6 +408,7 @@ static int __init alim7101_wdt_init(void)
err_out_miscdev:
misc_deregister(&wdt_miscdev);
err_out:
+ pci_dev_put(alim7101_pmu);
return rc;
}
diff --git a/drivers/char/watchdog/at91_wdt.c b/drivers/char/watchdog/at91_wdt.c
index cc266715ea3..4e7a1145e78 100644
--- a/drivers/char/watchdog/at91_wdt.c
+++ b/drivers/char/watchdog/at91_wdt.c
@@ -168,7 +168,7 @@ static int at91_wdt_ioctl(struct inode *inode, struct file *file,
return 0;
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
}
diff --git a/drivers/char/watchdog/booke_wdt.c b/drivers/char/watchdog/booke_wdt.c
index e3cefc538b4..488902231cc 100644
--- a/drivers/char/watchdog/booke_wdt.c
+++ b/drivers/char/watchdog/booke_wdt.c
@@ -125,7 +125,7 @@ static int booke_wdt_ioctl (struct inode *inode, struct file *file,
return -EINVAL;
return 0;
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
return 0;
diff --git a/drivers/char/watchdog/cpu5wdt.c b/drivers/char/watchdog/cpu5wdt.c
index 04c7e49918d..00bdabb90f2 100644
--- a/drivers/char/watchdog/cpu5wdt.c
+++ b/drivers/char/watchdog/cpu5wdt.c
@@ -183,7 +183,7 @@ static int cpu5wdt_ioctl(struct inode *inode, struct file *file, unsigned int cm
}
break;
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
return 0;
}
diff --git a/drivers/char/watchdog/ep93xx_wdt.c b/drivers/char/watchdog/ep93xx_wdt.c
index 77c8a955ae9..01cf123b161 100644
--- a/drivers/char/watchdog/ep93xx_wdt.c
+++ b/drivers/char/watchdog/ep93xx_wdt.c
@@ -144,7 +144,7 @@ static int
ep93xx_wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg)
{
- int ret = -ENOIOCTLCMD;
+ int ret = -ENOTTY;
switch (cmd) {
case WDIOC_GETSUPPORT:
diff --git a/drivers/char/watchdog/eurotechwdt.c b/drivers/char/watchdog/eurotechwdt.c
index 62dbccb2f6d..4f4269754c4 100644
--- a/drivers/char/watchdog/eurotechwdt.c
+++ b/drivers/char/watchdog/eurotechwdt.c
@@ -240,7 +240,7 @@ static int eurwdt_ioctl(struct inode *inode, struct file *file,
switch(cmd) {
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
case WDIOC_GETSUPPORT:
return copy_to_user(argp, &ident, sizeof(ident)) ? -EFAULT : 0;
diff --git a/drivers/char/watchdog/i6300esb.c b/drivers/char/watchdog/i6300esb.c
index 870539eabbf..fb64df4d7c8 100644
--- a/drivers/char/watchdog/i6300esb.c
+++ b/drivers/char/watchdog/i6300esb.c
@@ -315,7 +315,7 @@ static int esb_ioctl (struct inode *inode, struct file *file,
return put_user(heartbeat, p);
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
}
diff --git a/drivers/char/watchdog/i8xx_tco.c b/drivers/char/watchdog/i8xx_tco.c
index 8385dd36eef..e0627d79707 100644
--- a/drivers/char/watchdog/i8xx_tco.c
+++ b/drivers/char/watchdog/i8xx_tco.c
@@ -356,7 +356,7 @@ static int i8xx_tco_ioctl (struct inode *inode, struct file *file,
}
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
}
@@ -406,18 +406,18 @@ static struct notifier_block i8xx_tco_notifier = {
* want to register another driver on the same PCI id.
*/
static struct pci_device_id i8xx_tco_pci_tbl[] = {
- { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AA_0, PCI_ANY_ID, PCI_ANY_ID, },
- { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AB_0, PCI_ANY_ID, PCI_ANY_ID, },
- { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_0, PCI_ANY_ID, PCI_ANY_ID, },
- { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_10, PCI_ANY_ID, PCI_ANY_ID, },
- { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_0, PCI_ANY_ID, PCI_ANY_ID, },
- { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_12, PCI_ANY_ID, PCI_ANY_ID, },
- { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801DB_0, PCI_ANY_ID, PCI_ANY_ID, },
- { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801DB_12, PCI_ANY_ID, PCI_ANY_ID, },
- { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801E_0, PCI_ANY_ID, PCI_ANY_ID, },
- { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801EB_0, PCI_ANY_ID, PCI_ANY_ID, },
- { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB_1, PCI_ANY_ID, PCI_ANY_ID, },
- { 0, }, /* End of list */
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AA_0) },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AB_0) },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_0) },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_10) },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_0) },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_12) },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801DB_0) },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801DB_12) },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801E_0) },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801EB_0) },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB_1) },
+ { }, /* End of list */
};
MODULE_DEVICE_TABLE (pci, i8xx_tco_pci_tbl);
@@ -434,12 +434,11 @@ static unsigned char __init i8xx_tco_getdevice (void)
* Find the PCI device
*/
- while ((dev = pci_find_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) {
+ for_each_pci_dev(dev)
if (pci_match_id(i8xx_tco_pci_tbl, dev)) {
i8xx_tco_pci = dev;
break;
}
- }
if (i8xx_tco_pci) {
/*
@@ -454,6 +453,7 @@ static unsigned char __init i8xx_tco_getdevice (void)
/* Something's wrong here, ACPIBASE has to be set */
if (badr == 0x0001 || badr == 0x0000) {
printk (KERN_ERR PFX "failed to get TCOBASE address\n");
+ pci_dev_put(i8xx_tco_pci);
return 0;
}
@@ -465,6 +465,7 @@ static unsigned char __init i8xx_tco_getdevice (void)
pci_read_config_byte (i8xx_tco_pci, 0xd4, &val1);
if (val1 & 0x02) {
printk (KERN_ERR PFX "failed to reset NO_REBOOT flag, reboot disabled by hardware\n");
+ pci_dev_put(i8xx_tco_pci);
return 0; /* Cannot reset NO_REBOOT bit */
}
}
@@ -476,6 +477,7 @@ static unsigned char __init i8xx_tco_getdevice (void)
if (!request_region (SMI_EN + 1, 1, "i8xx TCO")) {
printk (KERN_ERR PFX "I/O address 0x%04x already in use\n",
SMI_EN + 1);
+ pci_dev_put(i8xx_tco_pci);
return 0;
}
val1 = inb (SMI_EN + 1);
@@ -542,6 +544,7 @@ unreg_notifier:
unreg_region:
release_region (TCOBASE, 0x10);
out:
+ pci_dev_put(i8xx_tco_pci);
return ret;
}
@@ -555,6 +558,8 @@ static void __exit watchdog_cleanup (void)
misc_deregister (&i8xx_tco_miscdev);
unregister_reboot_notifier(&i8xx_tco_notifier);
release_region (TCOBASE, 0x10);
+
+ pci_dev_put(i8xx_tco_pci);
}
module_init(watchdog_init);
diff --git a/drivers/char/watchdog/ib700wdt.c b/drivers/char/watchdog/ib700wdt.c
index fd95f732779..c1ed209a138 100644
--- a/drivers/char/watchdog/ib700wdt.c
+++ b/drivers/char/watchdog/ib700wdt.c
@@ -199,7 +199,7 @@ ibwdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
break;
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
return 0;
}
diff --git a/drivers/char/watchdog/ibmasr.c b/drivers/char/watchdog/ibmasr.c
index 26ceee7a4df..dd6760f1a23 100644
--- a/drivers/char/watchdog/ibmasr.c
+++ b/drivers/char/watchdog/ibmasr.c
@@ -295,7 +295,7 @@ static int asr_ioctl(struct inode *inode, struct file *file,
}
}
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
static int asr_open(struct inode *inode, struct file *file)
diff --git a/drivers/char/watchdog/indydog.c b/drivers/char/watchdog/indydog.c
index dacc1c20a31..0bc23930898 100644
--- a/drivers/char/watchdog/indydog.c
+++ b/drivers/char/watchdog/indydog.c
@@ -112,7 +112,7 @@ static int indydog_ioctl(struct inode *inode, struct file *file,
switch (cmd) {
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
case WDIOC_GETSUPPORT:
if (copy_to_user((struct watchdog_info *)arg,
&ident, sizeof(ident)))
diff --git a/drivers/char/watchdog/ixp2000_wdt.c b/drivers/char/watchdog/ixp2000_wdt.c
index 692908819e2..c91d9a660ec 100644
--- a/drivers/char/watchdog/ixp2000_wdt.c
+++ b/drivers/char/watchdog/ixp2000_wdt.c
@@ -107,7 +107,7 @@ static int
ixp2000_wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg)
{
- int ret = -ENOIOCTLCMD;
+ int ret = -ENOTTY;
int time;
switch (cmd) {
diff --git a/drivers/char/watchdog/ixp4xx_wdt.c b/drivers/char/watchdog/ixp4xx_wdt.c
index 9db5cf2c38c..db477f71238 100644
--- a/drivers/char/watchdog/ixp4xx_wdt.c
+++ b/drivers/char/watchdog/ixp4xx_wdt.c
@@ -102,7 +102,7 @@ static int
ixp4xx_wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg)
{
- int ret = -ENOIOCTLCMD;
+ int ret = -ENOTTY;
int time;
switch (cmd) {
diff --git a/drivers/char/watchdog/machzwd.c b/drivers/char/watchdog/machzwd.c
index 23734e07fb2..276577d08fb 100644
--- a/drivers/char/watchdog/machzwd.c
+++ b/drivers/char/watchdog/machzwd.c
@@ -329,7 +329,7 @@ static int zf_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
break;
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
return 0;
@@ -426,8 +426,7 @@ static int __init zf_init(void)
printk(KERN_INFO PFX ": MachZ ZF-Logic Watchdog driver initializing.\n");
ret = zf_get_ZFL_version();
- printk("%#x\n", ret);
- if((!ret) || (ret != 0xffff)){
+ if ((!ret) || (ret == 0xffff)) {
printk(KERN_WARNING PFX ": no ZF-Logic found\n");
return -ENODEV;
}
diff --git a/drivers/char/watchdog/mixcomwd.c b/drivers/char/watchdog/mixcomwd.c
index ae943324d25..c2dac0aa1d6 100644
--- a/drivers/char/watchdog/mixcomwd.c
+++ b/drivers/char/watchdog/mixcomwd.c
@@ -185,7 +185,7 @@ static int mixcomwd_ioctl(struct inode *inode, struct file *file,
mixcomwd_ping();
break;
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
return 0;
}
diff --git a/drivers/char/watchdog/mpc83xx_wdt.c b/drivers/char/watchdog/mpc83xx_wdt.c
index a480903ee1a..18ca752e2f9 100644
--- a/drivers/char/watchdog/mpc83xx_wdt.c
+++ b/drivers/char/watchdog/mpc83xx_wdt.c
@@ -125,7 +125,7 @@ static int mpc83xx_wdt_ioctl(struct inode *inode, struct file *file,
case WDIOC_GETTIMEOUT:
return put_user(timeout_sec, p);
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
}
diff --git a/drivers/char/watchdog/mpc8xx_wdt.c b/drivers/char/watchdog/mpc8xx_wdt.c
index 35dd9e6e114..8aaed10dd49 100644
--- a/drivers/char/watchdog/mpc8xx_wdt.c
+++ b/drivers/char/watchdog/mpc8xx_wdt.c
@@ -126,7 +126,7 @@ static int mpc8xx_wdt_ioctl(struct inode *inode, struct file *file,
break;
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
return 0;
diff --git a/drivers/char/watchdog/mpcore_wdt.c b/drivers/char/watchdog/mpcore_wdt.c
index 54b3c56ead0..02d336ace50 100644
--- a/drivers/char/watchdog/mpcore_wdt.c
+++ b/drivers/char/watchdog/mpcore_wdt.c
@@ -221,7 +221,7 @@ static int mpcore_wdt_ioctl(struct inode *inode, struct file *file,
} uarg;
if (_IOC_DIR(cmd) && _IOC_SIZE(cmd) > sizeof(uarg))
- return -ENOIOCTLCMD;
+ return -ENOTTY;
if (_IOC_DIR(cmd) & _IOC_WRITE) {
ret = copy_from_user(&uarg, (void __user *)arg, _IOC_SIZE(cmd));
@@ -271,7 +271,7 @@ static int mpcore_wdt_ioctl(struct inode *inode, struct file *file,
break;
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
if (ret == 0 && _IOC_DIR(cmd) & _IOC_READ) {
diff --git a/drivers/char/watchdog/mv64x60_wdt.c b/drivers/char/watchdog/mv64x60_wdt.c
index 5c8fab345b4..b887cdb0133 100644
--- a/drivers/char/watchdog/mv64x60_wdt.c
+++ b/drivers/char/watchdog/mv64x60_wdt.c
@@ -160,7 +160,7 @@ static int mv64x60_wdt_ioctl(struct inode *inode, struct file *file,
break;
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
return 0;
diff --git a/drivers/char/watchdog/pcwd.c b/drivers/char/watchdog/pcwd.c
index cd7d1b6a5d9..6f8515db5b0 100644
--- a/drivers/char/watchdog/pcwd.c
+++ b/drivers/char/watchdog/pcwd.c
@@ -572,7 +572,7 @@ static int pcwd_ioctl(struct inode *inode, struct file *file,
switch(cmd) {
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
case WDIOC_GETSUPPORT:
if(copy_to_user(argp, &ident, sizeof(ident)))
diff --git a/drivers/char/watchdog/pcwd_pci.c b/drivers/char/watchdog/pcwd_pci.c
index c7cfd6dbfe1..2de6e497c14 100644
--- a/drivers/char/watchdog/pcwd_pci.c
+++ b/drivers/char/watchdog/pcwd_pci.c
@@ -541,7 +541,7 @@ static int pcipcwd_ioctl(struct inode *inode, struct file *file,
}
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
}
diff --git a/drivers/char/watchdog/pcwd_usb.c b/drivers/char/watchdog/pcwd_usb.c
index b7ae73dcdd0..77662cb0ac4 100644
--- a/drivers/char/watchdog/pcwd_usb.c
+++ b/drivers/char/watchdog/pcwd_usb.c
@@ -445,7 +445,7 @@ static int usb_pcwd_ioctl(struct inode *inode, struct file *file,
}
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
}
diff --git a/drivers/char/watchdog/pnx4008_wdt.c b/drivers/char/watchdog/pnx4008_wdt.c
new file mode 100644
index 00000000000..e7f0450a939
--- /dev/null
+++ b/drivers/char/watchdog/pnx4008_wdt.c
@@ -0,0 +1,362 @@
+/*
+ * drivers/char/watchdog/pnx4008_wdt.c
+ *
+ * Watchdog driver for PNX4008 board
+ *
+ * Authors: Dmitry Chigirev <source@mvista.com>,
+ * Vitaly Wool <vitalywool@gmail.com>
+ * Based on sa1100 driver,
+ * Copyright (C) 2000 Oleg Drokin <green@crimea.edu>
+ *
+ * 2005-2006 (c) MontaVista Software, Inc. This file is licensed under
+ * the terms of the GNU General Public License version 2. This program
+ * is licensed "as is" without any warranty of any kind, whether express
+ * or implied.
+ */
+
+#include <linux/config.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/fs.h>
+#include <linux/miscdevice.h>
+#include <linux/watchdog.h>
+#include <linux/init.h>
+#include <linux/bitops.h>
+#include <linux/ioport.h>
+#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <linux/clk.h>
+#include <linux/spinlock.h>
+
+#include <asm/hardware.h>
+#include <asm/uaccess.h>
+#include <asm/io.h>
+
+#define MODULE_NAME "PNX4008-WDT: "
+
+/* WatchDog Timer - Chapter 23 Page 207 */
+
+#define DEFAULT_HEARTBEAT 19
+#define MAX_HEARTBEAT 60
+
+/* Watchdog timer register set definition */
+#define WDTIM_INT(p) ((p) + 0x0)
+#define WDTIM_CTRL(p) ((p) + 0x4)
+#define WDTIM_COUNTER(p) ((p) + 0x8)
+#define WDTIM_MCTRL(p) ((p) + 0xC)
+#define WDTIM_MATCH0(p) ((p) + 0x10)
+#define WDTIM_EMR(p) ((p) + 0x14)
+#define WDTIM_PULSE(p) ((p) + 0x18)
+#define WDTIM_RES(p) ((p) + 0x1C)
+
+/* WDTIM_INT bit definitions */
+#define MATCH_INT 1
+
+/* WDTIM_CTRL bit definitions */
+#define COUNT_ENAB 1
+#define RESET_COUNT (1<<1)
+#define DEBUG_EN (1<<2)
+
+/* WDTIM_MCTRL bit definitions */
+#define MR0_INT 1
+#undef RESET_COUNT0
+#define RESET_COUNT0 (1<<2)
+#define STOP_COUNT0 (1<<2)
+#define M_RES1 (1<<3)
+#define M_RES2 (1<<4)
+#define RESFRC1 (1<<5)
+#define RESFRC2 (1<<6)
+
+/* WDTIM_EMR bit definitions */
+#define EXT_MATCH0 1
+#define MATCH_OUTPUT_HIGH (2<<4) /*a MATCH_CTRL setting */
+
+/* WDTIM_RES bit definitions */
+#define WDOG_RESET 1 /* read only */
+
+#define WDOG_COUNTER_RATE 13000000 /*the counter clock is 13 MHz fixed */
+
+static int nowayout = WATCHDOG_NOWAYOUT;
+static int heartbeat = DEFAULT_HEARTBEAT;
+
+static spinlock_t io_lock;
+static unsigned long wdt_status;
+#define WDT_IN_USE 0
+#define WDT_OK_TO_CLOSE 1
+#define WDT_REGION_INITED 2
+#define WDT_DEVICE_INITED 3
+
+static unsigned long boot_status;
+
+static struct resource *wdt_mem;
+static void __iomem *wdt_base;
+struct clk *wdt_clk;
+
+static void wdt_enable(void)
+{
+ spin_lock(&io_lock);
+
+ if (wdt_clk)
+ clk_set_rate(wdt_clk, 1);
+
+ /* stop counter, initiate counter reset */
+ __raw_writel(RESET_COUNT, WDTIM_CTRL(wdt_base));
+ /*wait for reset to complete. 100% guarantee event */
+ while (__raw_readl(WDTIM_COUNTER(wdt_base)))
+ cpu_relax();
+ /* internal and external reset, stop after that */
+ __raw_writel(M_RES2 | STOP_COUNT0 | RESET_COUNT0,
+ WDTIM_MCTRL(wdt_base));
+ /* configure match output */
+ __raw_writel(MATCH_OUTPUT_HIGH, WDTIM_EMR(wdt_base));
+ /* clear interrupt, just in case */
+ __raw_writel(MATCH_INT, WDTIM_INT(wdt_base));
+ /* the longest pulse period 65541/(13*10^6) seconds ~ 5 ms. */
+ __raw_writel(0xFFFF, WDTIM_PULSE(wdt_base));
+ __raw_writel(heartbeat * WDOG_COUNTER_RATE, WDTIM_MATCH0(wdt_base));
+ /*enable counter, stop when debugger active */
+ __raw_writel(COUNT_ENAB | DEBUG_EN, WDTIM_CTRL(wdt_base));
+
+ spin_unlock(&io_lock);
+}
+
+static void wdt_disable(void)
+{
+ spin_lock(&io_lock);
+
+ __raw_writel(0, WDTIM_CTRL(wdt_base)); /*stop counter */
+ if (wdt_clk)
+ clk_set_rate(wdt_clk, 0);
+
+ spin_unlock(&io_lock);
+}
+
+static int pnx4008_wdt_open(struct inode *inode, struct file *file)
+{
+ if (test_and_set_bit(WDT_IN_USE, &wdt_status))
+ return -EBUSY;
+
+ clear_bit(WDT_OK_TO_CLOSE, &wdt_status);
+
+ wdt_enable();
+
+ return nonseekable_open(inode, file);
+}
+
+static ssize_t
+pnx4008_wdt_write(struct file *file, const char *data, size_t len,
+ loff_t * ppos)
+{
+ /* Can't seek (pwrite) on this device */
+ if (ppos != &file->f_pos)
+ return -ESPIPE;
+
+ if (len) {
+ if (!nowayout) {
+ size_t i;
+
+ clear_bit(WDT_OK_TO_CLOSE, &wdt_status);
+
+ for (i = 0; i != len; i++) {
+ char c;
+
+ if (get_user(c, data + i))
+ return -EFAULT;
+ if (c == 'V')
+ set_bit(WDT_OK_TO_CLOSE, &wdt_status);
+ }
+ }
+ wdt_enable();
+ }
+
+ return len;
+}
+
+static struct watchdog_info ident = {
+ .options = WDIOF_CARDRESET | WDIOF_MAGICCLOSE |
+ WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING,
+ .identity = "PNX4008 Watchdog",
+};
+
+static int
+pnx4008_wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ int ret = -ENOIOCTLCMD;
+ int time;
+
+ switch (cmd) {
+ case WDIOC_GETSUPPORT:
+ ret = copy_to_user((struct watchdog_info *)arg, &ident,
+ sizeof(ident)) ? -EFAULT : 0;
+ break;
+
+ case WDIOC_GETSTATUS:
+ ret = put_user(0, (int *)arg);
+ break;
+
+ case WDIOC_GETBOOTSTATUS:
+ ret = put_user(boot_status, (int *)arg);
+ break;
+
+ case WDIOC_SETTIMEOUT:
+ ret = get_user(time, (int *)arg);
+ if (ret)
+ break;
+
+ if (time <= 0 || time > MAX_HEARTBEAT) {
+ ret = -EINVAL;
+ break;
+ }
+
+ heartbeat = time;
+ wdt_enable();
+ /* Fall through */
+
+ case WDIOC_GETTIMEOUT:
+ ret = put_user(heartbeat, (int *)arg);
+ break;
+
+ case WDIOC_KEEPALIVE:
+ wdt_enable();
+ ret = 0;
+ break;
+ }
+ return ret;
+}
+
+static int pnx4008_wdt_release(struct inode *inode, struct file *file)
+{
+ if (!test_bit(WDT_OK_TO_CLOSE, &wdt_status))
+ printk(KERN_WARNING "WATCHDOG: Device closed unexpectdly\n");
+
+ wdt_disable();
+ clear_bit(WDT_IN_USE, &wdt_status);
+ clear_bit(WDT_OK_TO_CLOSE, &wdt_status);
+
+ return 0;
+}
+
+static struct file_operations pnx4008_wdt_fops = {
+ .owner = THIS_MODULE,
+ .llseek = no_llseek,
+ .write = pnx4008_wdt_write,
+ .ioctl = pnx4008_wdt_ioctl,
+ .open = pnx4008_wdt_open,
+ .release = pnx4008_wdt_release,
+};
+
+static struct miscdevice pnx4008_wdt_miscdev = {
+ .minor = WATCHDOG_MINOR,
+ .name = "watchdog",
+ .fops = &pnx4008_wdt_fops,
+};
+
+static int pnx4008_wdt_probe(struct platform_device *pdev)
+{
+ int ret = 0, size;
+ struct resource *res;
+
+ spin_lock_init(&io_lock);
+
+ if (heartbeat < 1 || heartbeat > MAX_HEARTBEAT)
+ heartbeat = DEFAULT_HEARTBEAT;
+
+ printk(KERN_INFO MODULE_NAME
+ "PNX4008 Watchdog Timer: heartbeat %d sec\n", heartbeat);
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (res == NULL) {
+ printk(KERN_INFO MODULE_NAME
+ "failed to get memory region resouce\n");
+ return -ENOENT;
+ }
+
+ size = res->end - res->start + 1;
+ wdt_mem = request_mem_region(res->start, size, pdev->name);
+
+ if (wdt_mem == NULL) {
+ printk(KERN_INFO MODULE_NAME "failed to get memory region\n");
+ return -ENOENT;
+ }
+ wdt_base = (void __iomem *)IO_ADDRESS(res->start);
+
+ wdt_clk = clk_get(&pdev->dev, "wdt_ck");
+ if (!wdt_clk) {
+ release_resource(wdt_mem);
+ kfree(wdt_mem);
+ goto out;
+ } else
+ clk_set_rate(wdt_clk, 1);
+
+ ret = misc_register(&pnx4008_wdt_miscdev);
+ if (ret < 0) {
+ printk(KERN_ERR MODULE_NAME "cannot register misc device\n");
+ release_resource(wdt_mem);
+ kfree(wdt_mem);
+ clk_set_rate(wdt_clk, 0);
+ } else {
+ boot_status = (__raw_readl(WDTIM_RES(wdt_base)) & WDOG_RESET) ?
+ WDIOF_CARDRESET : 0;
+ wdt_disable(); /*disable for now */
+ set_bit(WDT_DEVICE_INITED, &wdt_status);
+ }
+
+out:
+ return ret;
+}
+
+static int pnx4008_wdt_remove(struct platform_device *pdev)
+{
+ misc_deregister(&pnx4008_wdt_miscdev);
+ if (wdt_clk) {
+ clk_set_rate(wdt_clk, 0);
+ clk_put(wdt_clk);
+ wdt_clk = NULL;
+ }
+ if (wdt_mem) {
+ release_resource(wdt_mem);
+ kfree(wdt_mem);
+ wdt_mem = NULL;
+ }
+ return 0;
+}
+
+static struct platform_driver platform_wdt_driver = {
+ .driver = {
+ .name = "watchdog",
+ },
+ .probe = pnx4008_wdt_probe,
+ .remove = pnx4008_wdt_remove,
+};
+
+static int __init pnx4008_wdt_init(void)
+{
+ return platform_driver_register(&platform_wdt_driver);
+}
+
+static void __exit pnx4008_wdt_exit(void)
+{
+ return platform_driver_unregister(&platform_wdt_driver);
+}
+
+module_init(pnx4008_wdt_init);
+module_exit(pnx4008_wdt_exit);
+
+MODULE_AUTHOR("MontaVista Software, Inc. <source@mvista.com>");
+MODULE_DESCRIPTION("PNX4008 Watchdog Driver");
+
+module_param(heartbeat, int, 0);
+MODULE_PARM_DESC(heartbeat,
+ "Watchdog heartbeat period in seconds from 1 to "
+ __MODULE_STRING(MAX_HEARTBEAT) ", default "
+ __MODULE_STRING(DEFAULT_HEARTBEAT));
+
+module_param(nowayout, int, 0);
+MODULE_PARM_DESC(nowayout,
+ "Set to 1 to keep watchdog running after device release");
+
+MODULE_LICENSE("GPL");
+MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);
diff --git a/drivers/char/watchdog/s3c2410_wdt.c b/drivers/char/watchdog/s3c2410_wdt.c
index be978e8ed75..b36a04ae9ab 100644
--- a/drivers/char/watchdog/s3c2410_wdt.c
+++ b/drivers/char/watchdog/s3c2410_wdt.c
@@ -62,7 +62,7 @@
#define CONFIG_S3C2410_WATCHDOG_ATBOOT (0)
#define CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME (15)
-static int nowayout = WATCHDOG_NOWAYOUT;
+static int nowayout = WATCHDOG_NOWAYOUT;
static int tmr_margin = CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME;
static int tmr_atboot = CONFIG_S3C2410_WATCHDOG_ATBOOT;
static int soft_noboot = 0;
@@ -213,11 +213,10 @@ static int s3c2410wdt_open(struct inode *inode, struct file *file)
if(down_trylock(&open_lock))
return -EBUSY;
- if (nowayout) {
+ if (nowayout)
__module_get(THIS_MODULE);
- } else {
- allow_close = CLOSE_STATE_ALLOW;
- }
+
+ allow_close = CLOSE_STATE_NOT;
/* start the timer */
s3c2410wdt_start();
@@ -230,6 +229,7 @@ static int s3c2410wdt_release(struct inode *inode, struct file *file)
* Shut off the timer.
* Lock it in if it's a module and we set nowayout
*/
+
if (allow_close == CLOSE_STATE_ALLOW) {
s3c2410wdt_stop();
} else {
@@ -288,7 +288,7 @@ static int s3c2410wdt_ioctl(struct inode *inode, struct file *file,
switch (cmd) {
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
case WDIOC_GETSUPPORT:
return copy_to_user(argp, &s3c2410_wdt_ident,
diff --git a/drivers/char/watchdog/sa1100_wdt.c b/drivers/char/watchdog/sa1100_wdt.c
index 1fc16d99578..33c1137f17d 100644
--- a/drivers/char/watchdog/sa1100_wdt.c
+++ b/drivers/char/watchdog/sa1100_wdt.c
@@ -90,7 +90,7 @@ static struct watchdog_info ident = {
static int sa1100dog_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
{
- int ret = -ENOIOCTLCMD;
+ int ret = -ENOTTY;
int time;
void __user *argp = (void __user *)arg;
int __user *p = argp;
diff --git a/drivers/char/watchdog/sbc60xxwdt.c b/drivers/char/watchdog/sbc60xxwdt.c
index 4663c2fd53c..c7b2045bc76 100644
--- a/drivers/char/watchdog/sbc60xxwdt.c
+++ b/drivers/char/watchdog/sbc60xxwdt.c
@@ -235,7 +235,7 @@ static int fop_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
switch(cmd)
{
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
case WDIOC_GETSUPPORT:
return copy_to_user(argp, &ident, sizeof(ident))?-EFAULT:0;
case WDIOC_GETSTATUS:
diff --git a/drivers/char/watchdog/sbc_epx_c3.c b/drivers/char/watchdog/sbc_epx_c3.c
index bfc475dabe6..8882b427d24 100644
--- a/drivers/char/watchdog/sbc_epx_c3.c
+++ b/drivers/char/watchdog/sbc_epx_c3.c
@@ -141,7 +141,7 @@ static int epx_c3_ioctl(struct inode *inode, struct file *file,
return retval;
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
}
diff --git a/drivers/char/watchdog/sc1200wdt.c b/drivers/char/watchdog/sc1200wdt.c
index 7c3cf293a5a..d8d0f28e0ac 100644
--- a/drivers/char/watchdog/sc1200wdt.c
+++ b/drivers/char/watchdog/sc1200wdt.c
@@ -180,7 +180,7 @@ static int sc1200wdt_ioctl(struct inode *inode, struct file *file, unsigned int
switch (cmd) {
default:
- return -ENOIOCTLCMD; /* Keep Pavel Machek amused ;) */
+ return -ENOTTY;
case WDIOC_GETSUPPORT:
if (copy_to_user(argp, &ident, sizeof ident))
diff --git a/drivers/char/watchdog/sc520_wdt.c b/drivers/char/watchdog/sc520_wdt.c
index 2c7c9db71be..caec37ba750 100644
--- a/drivers/char/watchdog/sc520_wdt.c
+++ b/drivers/char/watchdog/sc520_wdt.c
@@ -290,7 +290,7 @@ static int fop_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
switch(cmd)
{
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
case WDIOC_GETSUPPORT:
return copy_to_user(argp, &ident, sizeof(ident))?-EFAULT:0;
case WDIOC_GETSTATUS:
diff --git a/drivers/char/watchdog/scx200_wdt.c b/drivers/char/watchdog/scx200_wdt.c
index c561299a553..fc0e0347f9d 100644
--- a/drivers/char/watchdog/scx200_wdt.c
+++ b/drivers/char/watchdog/scx200_wdt.c
@@ -166,7 +166,7 @@ static int scx200_wdt_ioctl(struct inode *inode, struct file *file,
switch (cmd) {
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
case WDIOC_GETSUPPORT:
if(copy_to_user(argp, &ident, sizeof(ident)))
return -EFAULT;
diff --git a/drivers/char/watchdog/shwdt.c b/drivers/char/watchdog/shwdt.c
index e5b8c64f1d6..dc403629aeb 100644
--- a/drivers/char/watchdog/shwdt.c
+++ b/drivers/char/watchdog/shwdt.c
@@ -360,7 +360,7 @@ static int sh_wdt_ioctl(struct inode *inode, struct file *file,
return retval;
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
return 0;
diff --git a/drivers/char/watchdog/softdog.c b/drivers/char/watchdog/softdog.c
index ef8da517545..4067e1f8a36 100644
--- a/drivers/char/watchdog/softdog.c
+++ b/drivers/char/watchdog/softdog.c
@@ -203,7 +203,7 @@ static int softdog_ioctl(struct inode *inode, struct file *file,
};
switch (cmd) {
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
case WDIOC_GETSUPPORT:
return copy_to_user(argp, &ident,
sizeof(ident)) ? -EFAULT : 0;
diff --git a/drivers/char/watchdog/w83627hf_wdt.c b/drivers/char/watchdog/w83627hf_wdt.c
index 13f16d41c2f..b4adc527e68 100644
--- a/drivers/char/watchdog/w83627hf_wdt.c
+++ b/drivers/char/watchdog/w83627hf_wdt.c
@@ -223,7 +223,7 @@ wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
}
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
return 0;
}
diff --git a/drivers/char/watchdog/w83877f_wdt.c b/drivers/char/watchdog/w83877f_wdt.c
index ccf6c091594..b0e5f84d6ba 100644
--- a/drivers/char/watchdog/w83877f_wdt.c
+++ b/drivers/char/watchdog/w83877f_wdt.c
@@ -252,7 +252,7 @@ static int fop_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
switch(cmd)
{
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
case WDIOC_GETSUPPORT:
return copy_to_user(argp, &ident, sizeof(ident))?-EFAULT:0;
case WDIOC_GETSTATUS:
diff --git a/drivers/char/watchdog/w83977f_wdt.c b/drivers/char/watchdog/w83977f_wdt.c
index 98f4e17db70..2c8d5d8bd4e 100644
--- a/drivers/char/watchdog/w83977f_wdt.c
+++ b/drivers/char/watchdog/w83977f_wdt.c
@@ -393,7 +393,7 @@ static int wdt_ioctl(struct inode *inode, struct file *file,
switch(cmd)
{
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
case WDIOC_GETSUPPORT:
return copy_to_user(uarg.ident, &ident, sizeof(ident)) ? -EFAULT : 0;
diff --git a/drivers/char/watchdog/wafer5823wdt.c b/drivers/char/watchdog/wafer5823wdt.c
index 2bb6a9d6ad2..163e028ef9e 100644
--- a/drivers/char/watchdog/wafer5823wdt.c
+++ b/drivers/char/watchdog/wafer5823wdt.c
@@ -174,7 +174,7 @@ static int wafwdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd
}
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
return 0;
}
diff --git a/drivers/char/watchdog/wdrtas.c b/drivers/char/watchdog/wdrtas.c
index 5c38cdf4173..1d64e277567 100644
--- a/drivers/char/watchdog/wdrtas.c
+++ b/drivers/char/watchdog/wdrtas.c
@@ -385,7 +385,7 @@ wdrtas_ioctl(struct inode *inode, struct file *file,
return put_user(wdrtas_interval, argp);
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
}
diff --git a/drivers/char/watchdog/wdt.c b/drivers/char/watchdog/wdt.c
index 70be81e39a6..13f23f4a223 100644
--- a/drivers/char/watchdog/wdt.c
+++ b/drivers/char/watchdog/wdt.c
@@ -341,7 +341,7 @@ static int wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
switch(cmd)
{
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
case WDIOC_GETSUPPORT:
return copy_to_user(argp, &ident, sizeof(ident))?-EFAULT:0;
diff --git a/drivers/char/watchdog/wdt285.c b/drivers/char/watchdog/wdt285.c
index 6555fb844f2..89a249e23fd 100644
--- a/drivers/char/watchdog/wdt285.c
+++ b/drivers/char/watchdog/wdt285.c
@@ -137,7 +137,7 @@ watchdog_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg)
{
unsigned int new_margin;
- int ret = -ENOIOCTLCMD;
+ int ret = -ENOTTY;
switch(cmd) {
case WDIOC_GETSUPPORT:
diff --git a/drivers/char/watchdog/wdt977.c b/drivers/char/watchdog/wdt977.c
index a0935bc775f..6253041b235 100644
--- a/drivers/char/watchdog/wdt977.c
+++ b/drivers/char/watchdog/wdt977.c
@@ -361,7 +361,7 @@ static int wdt977_ioctl(struct inode *inode, struct file *file,
switch(cmd)
{
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
case WDIOC_GETSUPPORT:
return copy_to_user(uarg.ident, &ident,
diff --git a/drivers/char/watchdog/wdt_pci.c b/drivers/char/watchdog/wdt_pci.c
index 5918ca2c9c3..74d8cf836e1 100644
--- a/drivers/char/watchdog/wdt_pci.c
+++ b/drivers/char/watchdog/wdt_pci.c
@@ -386,7 +386,7 @@ static int wdtpci_ioctl(struct inode *inode, struct file *file, unsigned int cmd
switch(cmd)
{
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
case WDIOC_GETSUPPORT:
return copy_to_user(argp, &ident, sizeof(ident))?-EFAULT:0;