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watchdog: booke_wdt: Add common nowayout parameter driver

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Add the common "nowayout" parameter to booke_wdt to make this behavior
selectable at runtime and to make the implementation more consistent with
many other watchdog drivers.

Signed-off-by: Timothy Myers <timothy.myers@adtran.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
[groeck: Dropped version data, cleaned up subject line]
Link: https://lore.kernel.org/r/CH2PR19MB359059AA5C8917D8D24633FF9D690@CH2PR19MB3590.namprd19.prod.outlook.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
This commit is contained in:
Timothy Myers 2020-07-06 16:33:31 +00:00 committed by Wim Van Sebroeck
parent 55a1b87e07
commit ee86a03a5d
1 changed files with 5 additions and 1 deletions
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6
drivers/watchdog/booke_wdt.c
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@ -39,6 +39,11 @@ static bool booke_wdt_enabled;
module_param(booke_wdt_enabled, bool, 0);
static int booke_wdt_period = CONFIG_BOOKE_WDT_DEFAULT_TIMEOUT;
module_param(booke_wdt_period, int, 0);
static bool nowayout = WATCHDOG_NOWAYOUT;
module_param(nowayout, bool, 0);
MODULE_PARM_DESC(nowayout,
"Watchdog cannot be stopped once started (default="
__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
#ifdef CONFIG_PPC_FSL_BOOK3E
@ -215,7 +220,6 @@ static void __exit booke_wdt_exit(void)
static int __init booke_wdt_init(void)
{
int ret = 0;
bool nowayout = WATCHDOG_NOWAYOUT;
pr_info("powerpc book-e watchdog driver loaded\n");
booke_wdt_info.firmware_version = cur_cpu_spec->pvr_value;