[PATCH] watchdog: meson_gxbb_wdt: add nowayout parameter
From: Artem Lapkin <hidden>
Date: 2021-07-29 07:24:12
Also in:
linux-amlogic, linux-watchdog, lkml
Subsystem:
the rest, watchdog device drivers · Maintainers:
Linus Torvalds, Wim Van Sebroeck, Guenter Roeck
Add nowayout module parameter Signed-off-by: Artem Lapkin <redacted> --- drivers/watchdog/meson_gxbb_wdt.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/drivers/watchdog/meson_gxbb_wdt.c b/drivers/watchdog/meson_gxbb_wdt.c
index 5a9ca10fb..5aebc3a09 100644
--- a/drivers/watchdog/meson_gxbb_wdt.c
+++ b/drivers/watchdog/meson_gxbb_wdt.c@@ -29,6 +29,11 @@ #define GXBB_WDT_TCNT_SETUP_MASK (BIT(16) - 1) #define GXBB_WDT_TCNT_CNT_SHIFT 16 +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) ")"); + struct meson_gxbb_wdt { void __iomem *reg_base; struct watchdog_device wdt_dev;
@@ -175,6 +180,7 @@ static int meson_gxbb_wdt_probe(struct platform_device *pdev) data->wdt_dev.max_hw_heartbeat_ms = GXBB_WDT_TCNT_SETUP_MASK; data->wdt_dev.min_timeout = 1; data->wdt_dev.timeout = DEFAULT_TIMEOUT; + watchdog_set_nowayout(&data->wdt_dev, nowayout); watchdog_set_drvdata(&data->wdt_dev, data); /* Setup with 1ms timebase */
--
2.25.1
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