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| author | Oleksij Rempel <o.rempel@pengutronix.de> | 2018-03-13 09:33:26 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2018-03-23 07:35:24 +0100 |
| commit | e22f2aa1671159b2a5dfc276f2bd913aa3e1022e (patch) | |
| tree | f0d7a564969248fe396a90a050450788035856cd /drivers/watchdog | |
| parent | dc16077260f59df5d22b02c189a4187c27cc3367 (diff) | |
| download | barebox-e22f2aa1671159b2a5dfc276f2bd913aa3e1022e.tar.gz barebox-e22f2aa1671159b2a5dfc276f2bd913aa3e1022e.tar.xz | |
watchdog: set some reasonable timeout_max value if no other is available
Some drivers do not provide timeout_max value.
Using some value is probably better then setting timeout_max to 0.
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/watchdog')
| -rw-r--r-- | drivers/watchdog/wd_core.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/watchdog/wd_core.c b/drivers/watchdog/wd_core.c index 6f9c2707a7..845234114d 100644 --- a/drivers/watchdog/wd_core.c +++ b/drivers/watchdog/wd_core.c @@ -59,8 +59,14 @@ int watchdog_register(struct watchdog *wd) if (!wd->priority) wd->priority = WATCHDOG_DEFAULT_PRIORITY; - dev_add_param_uint32_ro(&wd->dev, "timeout_max", + /* set some default sane value */ + if (!wd->timeout_max) + wd->timeout_max = 60 * 60 * 24; + + p = dev_add_param_uint32_ro(&wd->dev, "timeout_max", &wd->timeout_max, "%u"); + if (IS_ERR(p)) + return PTR_ERR(p); list_add_tail(&wd->list, &watchdog_list); |