On 7/29/21 12:23 AM, Artem Lapkin wrote:
Add timeout module parameter
Signed-off-by: Artem Lapkin <art@xxxxxxxxxx>
---
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 5aebc3a09..3f3866878 100644
--- a/drivers/watchdog/meson_gxbb_wdt.c
+++ b/drivers/watchdog/meson_gxbb_wdt.c
@@ -34,6 +34,11 @@ module_param(nowayout, bool, 0);
MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started default="
__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+static unsigned int timeout = DEFAULT_TIMEOUT;
DEFAULT_TIMEOUT is already set below. The default for the module parameter
should be 0. This way the watchdog core takes the value from devicetree
unless a module parameter is provided.
Guenter
+module_param(timeout, uint, 0);
+MODULE_PARM_DESC(timeout, "Watchdog heartbeat in seconds="
+ __MODULE_STRING(DEFAULT_TIMEOUT) ")");
+
struct meson_gxbb_wdt {
void __iomem *reg_base;
struct watchdog_device wdt_dev;
@@ -180,6 +185,7 @@ 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_init_timeout(&data->wdt_dev, timeout, dev);
watchdog_set_nowayout(&data->wdt_dev, nowayout);
watchdog_set_drvdata(&data->wdt_dev, data);
