diff options
Diffstat (limited to 'drivers/watchdog')
54 files changed, 428 insertions, 428 deletions
diff --git a/drivers/watchdog/acquirewdt.c b/drivers/watchdog/acquirewdt.c index 340d1eeec16b..7a5c69421f12 100644 --- a/drivers/watchdog/acquirewdt.c +++ b/drivers/watchdog/acquirewdt.c @@ -164,13 +164,6 @@ static long acq_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case WDIOC_GETBOOTSTATUS: return put_user(0, p); - case WDIOC_KEEPALIVE: - acq_keepalive(); - return 0; - - case WDIOC_GETTIMEOUT: - return put_user(WATCHDOG_HEARTBEAT, p); - case WDIOC_SETOPTIONS: { if (get_user(options, p)) @@ -185,6 +178,13 @@ static long acq_ioctl(struct file *file, unsigned int cmd, unsigned long arg) } return retval; } + case WDIOC_KEEPALIVE: + acq_keepalive(); + return 0; + + case WDIOC_GETTIMEOUT: + return put_user(WATCHDOG_HEARTBEAT, p); + default: return -ENOTTY; } diff --git a/drivers/watchdog/advantechwdt.c b/drivers/watchdog/advantechwdt.c index e6bf8d2d3d30..bfec16600475 100644 --- a/drivers/watchdog/advantechwdt.c +++ b/drivers/watchdog/advantechwdt.c @@ -152,19 +152,6 @@ static long advwdt_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case WDIOC_GETBOOTSTATUS: return put_user(0, p); - case WDIOC_KEEPALIVE: - advwdt_ping(); - break; - - case WDIOC_SETTIMEOUT: - if (get_user(new_timeout, p)) - return -EFAULT; - if (advwdt_set_heartbeat(new_timeout)) - return -EINVAL; - advwdt_ping(); - /* Fall */ - case WDIOC_GETTIMEOUT: - return put_user(timeout, p); case WDIOC_SETOPTIONS: { int options, retval = -EINVAL; @@ -181,6 +168,19 @@ static long advwdt_ioctl(struct file *file, unsigned int cmd, unsigned long arg) } return retval; } + case WDIOC_KEEPALIVE: + advwdt_ping(); + break; + + case WDIOC_SETTIMEOUT: + if (get_user(new_timeout, p)) + return -EFAULT; + if (advwdt_set_heartbeat(new_timeout)) + return -EINVAL; + advwdt_ping(); + /* Fall */ + case WDIOC_GETTIMEOUT: + return put_user(timeout, p); default: return -ENOTTY; } diff --git a/drivers/watchdog/alim1535_wdt.c b/drivers/watchdog/alim1535_wdt.c index 80e323ddc4ba..dfa11d19043a 100644 --- a/drivers/watchdog/alim1535_wdt.c +++ b/drivers/watchdog/alim1535_wdt.c @@ -195,9 +195,6 @@ static long ali_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case WDIOC_GETSTATUS: case WDIOC_GETBOOTSTATUS: return put_user(0, p); - case WDIOC_KEEPALIVE: - ali_keepalive(); - return 0; case WDIOC_SETOPTIONS: { int new_options, retval = -EINVAL; @@ -214,6 +211,9 @@ static long ali_ioctl(struct file *file, unsigned int cmd, unsigned long arg) } return retval; } + case WDIOC_KEEPALIVE: + ali_keepalive(); + return 0; case WDIOC_SETTIMEOUT: { int new_timeout; diff --git a/drivers/watchdog/alim7101_wdt.c b/drivers/watchdog/alim7101_wdt.c index 726e75d9db7a..049c9122e40d 100644 --- a/drivers/watchdog/alim7101_wdt.c +++ b/drivers/watchdog/alim7101_wdt.c @@ -251,9 +251,6 @@ static long fop_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case WDIOC_GETSTATUS: case WDIOC_GETBOOTSTATUS: return put_user(0, p); - case WDIOC_KEEPALIVE: - wdt_keepalive(); - return 0; case WDIOC_SETOPTIONS: { int new_options, retval = -EINVAL; @@ -270,6 +267,9 @@ static long fop_ioctl(struct file *file, unsigned int cmd, unsigned long arg) } return retval; } + case WDIOC_KEEPALIVE: + wdt_keepalive(); + return 0; case WDIOC_SETTIMEOUT: { int new_timeout; diff --git a/drivers/watchdog/ar7_wdt.c b/drivers/watchdog/ar7_wdt.c index ef7b0d67095e..9a81a205ef74 100644 --- a/drivers/watchdog/ar7_wdt.c +++ b/drivers/watchdog/ar7_wdt.c @@ -251,8 +251,6 @@ static long ar7_wdt_ioctl(struct file *file, int new_margin; switch (cmd) { - default: - return -ENOTTY; case WDIOC_GETSUPPORT: if (copy_to_user((struct watchdog_info *)arg, &ident, sizeof(ident))) @@ -281,6 +279,8 @@ static long ar7_wdt_ioctl(struct file *file, if (put_user(margin, (int *)arg)) return -EFAULT; return 0; + default: + return -ENOTTY; } } diff --git a/drivers/watchdog/at32ap700x_wdt.c b/drivers/watchdog/at32ap700x_wdt.c index c5dc5e912fb2..4538b57f451a 100644 --- a/drivers/watchdog/at32ap700x_wdt.c +++ b/drivers/watchdog/at32ap700x_wdt.c @@ -221,27 +221,10 @@ static long at32_wdt_ioctl(struct file *file, int __user *p = argp; switch (cmd) { - case WDIOC_KEEPALIVE: - at32_wdt_pat(); - ret = 0; - break; case WDIOC_GETSUPPORT: ret = copy_to_user(argp, &at32_wdt_info, sizeof(at32_wdt_info)) ? -EFAULT : 0; break; - case WDIOC_SETTIMEOUT: - ret = get_user(time, p); - if (ret) - break; - ret = at32_wdt_settimeout(time); - if (ret) - break; - /* Enable new time value */ - at32_wdt_start(); - /* fall through */ - case WDIOC_GETTIMEOUT: - ret = put_user(wdt->timeout, p); - break; case WDIOC_GETSTATUS: ret = put_user(0, p); break; @@ -258,6 +241,23 @@ static long at32_wdt_ioctl(struct file *file, at32_wdt_start(); ret = 0; break; + case WDIOC_KEEPALIVE: + at32_wdt_pat(); + ret = 0; + break; + case WDIOC_SETTIMEOUT: + ret = get_user(time, p); + if (ret) + break; + ret = at32_wdt_settimeout(time); + if (ret) + break; + /* Enable new time value */ + at32_wdt_start(); + /* fall through */ + case WDIOC_GETTIMEOUT: + ret = put_user(wdt->timeout, p); + break; } return ret; diff --git a/drivers/watchdog/at91rm9200_wdt.c b/drivers/watchdog/at91rm9200_wdt.c index bb79f649dc7e..2313f44144f8 100644 --- a/drivers/watchdog/at91rm9200_wdt.c +++ b/drivers/watchdog/at91rm9200_wdt.c @@ -137,23 +137,9 @@ static long at91_wdt_ioct(struct file *file, int new_value; switch (cmd) { - case WDIOC_KEEPALIVE: - at91_wdt_reload(); /* pat the watchdog */ - return 0; case WDIOC_GETSUPPORT: return copy_to_user(argp, &at91_wdt_info, sizeof(at91_wdt_info)) ? -EFAULT : 0; - case WDIOC_SETTIMEOUT: - if (get_user(new_value, p)) - return -EFAULT; - if (at91_wdt_settimeout(new_value)) - return -EINVAL; - /* Enable new time value */ - at91_wdt_start(); - /* Return current value */ - return put_user(wdt_time, p); - case WDIOC_GETTIMEOUT: - return put_user(wdt_time, p); case WDIOC_GETSTATUS: case WDIOC_GETBOOTSTATUS: return put_user(0, p); @@ -165,6 +151,20 @@ static long at91_wdt_ioct(struct file *file, if (new_value & WDIOS_ENABLECARD) at91_wdt_start(); return 0; + case WDIOC_KEEPALIVE: + at91_wdt_reload(); /* pat the watchdog */ + return 0; + case WDIOC_SETTIMEOUT: + if (get_user(new_value, p)) + return -EFAULT; + if (at91_wdt_settimeout(new_value)) + return -EINVAL; + /* Enable new time value */ + at91_wdt_start(); + /* Return current value */ + return put_user(wdt_time, p); + case WDIOC_GETTIMEOUT: + return put_user(wdt_time, p); default: return -ENOTTY; } diff --git a/drivers/watchdog/bfin_wdt.c b/drivers/watchdog/bfin_wdt.c index 8f6e871b3fe3..31b42253054e 100644 --- a/drivers/watchdog/bfin_wdt.c +++ b/drivers/watchdog/bfin_wdt.c @@ -265,20 +265,6 @@ static long bfin_wdt_ioctl(struct file *file, case WDIOC_GETSTATUS: case WDIOC_GETBOOTSTATUS: return put_user(!!(_bfin_swrst & SWRST_RESET_WDOG), p); - case WDIOC_KEEPALIVE: - bfin_wdt_keepalive(); - return 0; - case WDIOC_SETTIMEOUT: { - int new_timeout; - - if (get_user(new_timeout, p)) - return -EFAULT; - if (bfin_wdt_set_timeout(new_timeout)) - return -EINVAL; - } - /* Fall */ - case WDIOC_GETTIMEOUT: - return put_user(timeout, p); case WDIOC_SETOPTIONS: { unsigned long flags; int options, ret = -EINVAL; @@ -298,6 +284,20 @@ static long bfin_wdt_ioctl(struct file *file, spin_unlock_irqrestore(&bfin_wdt_spinlock, flags); return ret; } + case WDIOC_KEEPALIVE: + bfin_wdt_keepalive(); + return 0; + case WDIOC_SETTIMEOUT: { + int new_timeout; + + if (get_user(new_timeout, p)) + return -EFAULT; + if (bfin_wdt_set_timeout(new_timeout)) + return -EINVAL; + } + /* Fall */ + case WDIOC_GETTIMEOUT: + return put_user(timeout, p); default: return -ENOTTY; } diff --git a/drivers/watchdog/booke_wdt.c b/drivers/watchdog/booke_wdt.c index 06b7a17a60e7..c3b78a76f173 100644 --- a/drivers/watchdog/booke_wdt.c +++ b/drivers/watchdog/booke_wdt.c @@ -99,6 +99,15 @@ static long booke_wdt_ioctl(struct file *file, tmp = mfspr(SPRN_TSR) & TSR_WRS(3); /* returns 1 if last reset was caused by the WDT */ return (tmp ? 1 : 0); + case WDIOC_SETOPTIONS: + if (get_user(tmp, p)) + return -EINVAL; + if (tmp == WDIOS_ENABLECARD) { + booke_wdt_ping(); + break; + } else + return -EINVAL; + return 0; case WDIOC_KEEPALIVE: booke_wdt_ping(); return 0; @@ -110,15 +119,6 @@ static long booke_wdt_ioctl(struct file *file, return 0; case WDIOC_GETTIMEOUT: return put_user(booke_wdt_period, p); - case WDIOC_SETOPTIONS: - if (get_user(tmp, p)) - return -EINVAL; - if (tmp == WDIOS_ENABLECARD) { - booke_wdt_ping(); - break; - } else - return -EINVAL; - return 0; default: return -ENOTTY; } diff --git a/drivers/watchdog/cpu5wdt.c b/drivers/watchdog/cpu5wdt.c index ec324e5e1c99..71f6d7eec9a8 100644 --- a/drivers/watchdog/cpu5wdt.c +++ b/drivers/watchdog/cpu5wdt.c @@ -160,8 +160,9 @@ static long cpu5wdt_ioctl(struct file *file, unsigned int cmd, }; switch (cmd) { - case WDIOC_KEEPALIVE: - cpu5wdt_reset(); + case WDIOC_GETSUPPORT: + if (copy_to_user(argp, &ident, sizeof(ident))) + return -EFAULT; break; case WDIOC_GETSTATUS: value = inb(port + CPU5WDT_STATUS_REG); @@ -169,10 +170,6 @@ static long cpu5wdt_ioctl(struct file *file, unsigned int cmd, return put_user(value, p); case WDIOC_GETBOOTSTATUS: return put_user(0, p); - case WDIOC_GETSUPPORT: - if (copy_to_user(argp, &ident, sizeof(ident))) - return -EFAULT; - break; case WDIOC_SETOPTIONS: if (get_user(value, p)) return -EFAULT; @@ -181,6 +178,9 @@ static long cpu5wdt_ioctl(struct file *file, unsigned int cmd, if (value & WDIOS_DISABLECARD) cpu5wdt_stop(); break; + case WDIOC_KEEPALIVE: + cpu5wdt_reset(); + break; default: return -ENOTTY; } diff --git a/drivers/watchdog/davinci_wdt.c b/drivers/watchdog/davinci_wdt.c index 926b59c41186..802aeba347a0 100644 --- a/drivers/watchdog/davinci_wdt.c +++ b/drivers/watchdog/davinci_wdt.c @@ -159,14 +159,14 @@ static long davinci_wdt_ioctl(struct file *file, ret = put_user(0, (int *)arg); break; - case WDIOC_GETTIMEOUT: - ret = put_user(heartbeat, (int *)arg); - break; - case WDIOC_KEEPALIVE: wdt_service(); ret = 0; break; + + case WDIOC_GETTIMEOUT: + ret = put_user(heartbeat, (int *)arg); + break; } return ret; } diff --git a/drivers/watchdog/ep93xx_wdt.c b/drivers/watchdog/ep93xx_wdt.c index cdcdd11173a7..07b74a768922 100644 --- a/drivers/watchdog/ep93xx_wdt.c +++ b/drivers/watchdog/ep93xx_wdt.c @@ -155,15 +155,15 @@ static long ep93xx_wdt_ioctl(struct file *file, ret = put_user(boot_status, (int __user *)arg); break; - case WDIOC_GETTIMEOUT: - /* actually, it is 0.250 seconds.... */ - ret = put_user(1, (int __user *)arg); - break; - case WDIOC_KEEPALIVE: wdt_keepalive(); ret = 0; break; + + case WDIOC_GETTIMEOUT: + /* actually, it is 0.250 seconds.... */ + ret = put_user(1, (int __user *)arg); + break; } return ret; } diff --git a/drivers/watchdog/eurotechwdt.c b/drivers/watchdog/eurotechwdt.c index b94e6ef4c7a7..96250118fd7c 100644 --- a/drivers/watchdog/eurotechwdt.c +++ b/drivers/watchdog/eurotechwdt.c @@ -249,9 +249,6 @@ static long eurwdt_ioctl(struct file *file, int options, retval = -EINVAL; switch (cmd) { - default: - return -ENOTTY; - case WDIOC_GETSUPPORT: return copy_to_user(argp, &ident, sizeof(ident)) ? -EFAULT : 0; @@ -259,6 +256,22 @@ static long eurwdt_ioctl(struct file *file, case WDIOC_GETBOOTSTATUS: return put_user(0, p); + case WDIOC_SETOPTIONS: + if (get_user(options, p)) + return -EFAULT; + spin_lock(&eurwdt_lock); + if (options & WDIOS_DISABLECARD) { + eurwdt_disable_timer(); + retval = 0; + } + if (options & WDIOS_ENABLECARD) { + eurwdt_activate_timer(); + eurwdt_ping(); + retval = 0; + } + spin_unlock(&eurwdt_lock); + return retval; + case WDIOC_KEEPALIVE: spin_lock(&eurwdt_lock); eurwdt_ping(); @@ -282,21 +295,8 @@ static long eurwdt_ioctl(struct file *file, case WDIOC_GETTIMEOUT: return put_user(eurwdt_timeout, p); - case WDIOC_SETOPTIONS: - if (get_user(options, p)) - return -EFAULT; - spin_lock(&eurwdt_lock); - if (options & WDIOS_DISABLECARD) { - eurwdt_disable_timer(); - retval = 0; - } - if (options & WDIOS_ENABLECARD) { - eurwdt_activate_timer(); - eurwdt_ping(); - retval = 0; - } - spin_unlock(&eurwdt_lock); - return retval; + default: + return -ENOTTY; } } diff --git a/drivers/watchdog/geodewdt.c b/drivers/watchdog/geodewdt.c index 74c00698801d..04b861cfdf0c 100644 --- a/drivers/watchdog/geodewdt.c +++ b/drivers/watchdog/geodewdt.c @@ -159,22 +159,6 @@ geodewdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd, case WDIOC_GETBOOTSTATUS: return put_user(0, p); - case WDIOC_KEEPALIVE: - geodewdt_ping(); - return 0; - - case WDIOC_SETTIMEOUT: - if (get_user(interval, p)) - return -EFAULT; - - if (geodewdt_set_heartbeat(interval)) - return -EINVAL; - -/* Fall through */ - - case WDIOC_GETTIMEOUT: - return put_user(timeout, p); - case WDIOC_SETOPTIONS: { int options, ret = -EINVAL; @@ -194,6 +178,20 @@ geodewdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd, return ret; } + case WDIOC_KEEPALIVE: + geodewdt_ping(); + return 0; + + case WDIOC_SETTIMEOUT: + if (get_user(interval, p)) + return -EFAULT; + + if (geodewdt_set_heartbeat(interval)) + return -EINVAL; + /* Fall through */ + case WDIOC_GETTIMEOUT: + return put_user(timeout, p); + default: return -ENOTTY; } diff --git a/drivers/watchdog/i6300esb.c b/drivers/watchdog/i6300esb.c index 01a283f7a271..c768cb718904 100644 --- a/drivers/watchdog/i6300esb.c +++ b/drivers/watchdog/i6300esb.c @@ -280,10 +280,6 @@ static long esb_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case WDIOC_GETBOOTSTATUS: return put_user(triggered, p); - case WDIOC_KEEPALIVE: - esb_timer_keepalive(); - return 0; - case WDIOC_SETOPTIONS: { if (get_user(new_options, p)) @@ -301,6 +297,10 @@ static long esb_ioctl(struct file *file, unsigned int cmd, unsigned long arg) } return retval; } + case WDIOC_KEEPALIVE: + esb_timer_keepalive(); + return 0; + case WDIOC_SETTIMEOUT: { if (get_user(new_heartbeat, p)) diff --git a/drivers/watchdog/iTCO_wdt.c b/drivers/watchdog/iTCO_wdt.c index c9ca8f691d81..b18766436638 100644 --- a/drivers/watchdog/iTCO_wdt.c +++ b/drivers/watchdog/iTCO_wdt.c @@ -532,10 +532,6 @@ static long iTCO_wdt_ioctl(struct file *file, unsigned int cmd, case WDIOC_GETBOOTSTATUS: return put_user(0, p); - case WDIOC_KEEPALIVE: - iTCO_wdt_keepalive(); - return 0; - case WDIOC_SETOPTIONS: { if (get_user(new_options, p)) @@ -552,6 +548,10 @@ static long iTCO_wdt_ioctl(struct file *file, unsigned int cmd, } return retval; } + case WDIOC_KEEPALIVE: + iTCO_wdt_keepalive(); + return 0; + case WDIOC_SETTIMEOUT: { if (get_user(new_heartbeat, p)) diff --git a/drivers/watchdog/ib700wdt.c b/drivers/watchdog/ib700wdt.c index 9eb9537c370e..6aa914e5caf5 100644 --- a/drivers/watchdog/ib700wdt.c +++ b/drivers/watchdog/ib700wdt.c @@ -213,21 +213,6 @@ static long ibwdt_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case WDIOC_GETBOOTSTATUS: return put_user(0, p); - case WDIOC_KEEPALIVE: - ibwdt_ping(); - break; - - case WDIOC_SETTIMEOUT: - if (get_user(new_margin, p)) - return -EFAULT; - if (ibwdt_set_heartbeat(new_margin)) - return -EINVAL; - ibwdt_ping(); - /* Fall */ - - case WDIOC_GETTIMEOUT: - return put_user(wd_times[wd_margin], p); - case WDIOC_SETOPTIONS: { int options, retval = -EINVAL; @@ -245,6 +230,21 @@ static long ibwdt_ioctl(struct file *file, unsigned int cmd, unsigned long arg) } return retval; } + case WDIOC_KEEPALIVE: + ibwdt_ping(); + break; + + case WDIOC_SETTIMEOUT: + if (get_user(new_margin, p)) + return -EFAULT; + if (ibwdt_set_heartbeat(new_margin)) + return -EINVAL; + ibwdt_ping(); + /* Fall */ + + case WDIOC_GETTIMEOUT: + return put_user(wd_times[wd_margin], p); + default: return -ENOTTY; } diff --git a/drivers/watchdog/ibmasr.c b/drivers/watchdog/ibmasr.c index 6824bf80b37e..0b549f3ff915 100644 --- a/drivers/watchdog/ibmasr.c +++ b/drivers/watchdog/ibmasr.c @@ -287,16 +287,6 @@ static long asr_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case WDIOC_GETSTATUS: case WDIOC_GETBOOTSTATUS: return put_user(0, p); - case WDIOC_KEEPALIVE: - asr_toggle(); - return 0; - /* - * The hardware has a fixed timeout value, so no WDIOC_SETTIMEOUT - * and WDIOC_GETTIMEOUT always returns 256. - */ - case WDIOC_GETTIMEOUT: - heartbeat = 256; - return put_user(heartbeat, p); case WDIOC_SETOPTIONS: { int new_options, retval = -EINVAL; @@ -313,6 +303,16 @@ static long asr_ioctl(struct file *file, unsigned int cmd, unsigned long arg) } return retval; } + case WDIOC_KEEPALIVE: + asr_toggle(); + return 0; + /* + * The hardware has a fixed timeout value, so no WDIOC_SETTIMEOUT + * and WDIOC_GETTIMEOUT always returns 256. + */ + case WDIOC_GETTIMEOUT: + heartbeat = 256; + return put_user(heartbeat, p); default: return -ENOTTY; } diff --git a/drivers/watchdog/indydog.c b/drivers/watchdog/indydog.c index 0bffea37404e..73c9e7992feb 100644 --- a/drivers/watchdog/indydog.c +++ b/drivers/watchdog/indydog.c @@ -128,11 +128,6 @@ static long indydog_ioctl(struct file *file, unsigned int cmd, case WDIOC_GETSTATUS: case WDIOC_GETBOOTSTATUS: return put_user(0, (int *)arg); - case WDIOC_KEEPALIVE: - indydog_ping(); - return 0; - case WDIOC_GETTIMEOUT: - return put_user(WATCHDOG_TIMEOUT, (int *)arg); case WDIOC_SETOPTIONS: { if (get_user(options, (int *)arg)) @@ -147,6 +142,11 @@ static long indydog_ioctl(struct file *file, unsigned int cmd, } return retval; } + case WDIOC_KEEPALIVE: + indydog_ping(); + return 0; + case WDIOC_GETTIMEOUT: + return put_user(WATCHDOG_TIMEOUT, (int *)arg); default: return -ENOTTY; } diff --git a/drivers/watchdog/iop_wdt.c b/drivers/watchdog/iop_wdt.c index e54c888d2afe..e0d0a90ea10c 100644 --- a/drivers/watchdog/iop_wdt.c +++ b/drivers/watchdog/iop_wdt.c @@ -153,15 +153,6 @@ static long iop_wdt_ioctl(struct file *file, ret = put_user(boot_status, argp); break; - case WDIOC_GETTIMEOUT: - ret = put_user(iop_watchdog_timeout(), argp); - break; - - case WDIOC_KEEPALIVE: - wdt_enable(); - ret = 0; - break; - case WDIOC_SETOPTIONS: if (get_user(options, (int *)arg)) return -EFAULT; @@ -181,6 +172,15 @@ static long iop_wdt_ioctl(struct file *file, ret = 0; } break; + + case WDIOC_KEEPALIVE: + wdt_enable(); + ret = 0; + break; + + case WDIOC_GETTIMEOUT: + ret = put_user(iop_watchdog_timeout(), argp); + break; } return ret; } diff --git a/drivers/watchdog/it8712f_wdt.c b/drivers/watchdog/it8712f_wdt.c index 51bfd5721833..c1db74f6e310 100644 --- a/drivers/watchdog/it8712f_wdt.c +++ b/ |