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Diffstat (limited to 'Documentation/watchdog/watchdog-kernel-api.txt')
| -rw-r--r-- | Documentation/watchdog/watchdog-kernel-api.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/watchdog/watchdog-kernel-api.txt b/Documentation/watchdog/watchdog-kernel-api.txt index 92700d229bf9..7f31125c123e 100644 --- a/Documentation/watchdog/watchdog-kernel-api.txt +++ b/Documentation/watchdog/watchdog-kernel-api.txt @@ -167,6 +167,10 @@ they are supported. These optional routines/operations are: info structure). * status: this routine checks the status of the watchdog timer device. The status of the device is reported with watchdog WDIOF_* status flags/bits. + WDIOF_MAGICCLOSE and WDIOF_KEEPALIVEPING are reported by the watchdog core; + it is not necessary to report those bits from the driver. Also, if no status + function is provided by the driver, the watchdog core reports the status bits + provided in the bootstatus variable of struct watchdog_device. * set_timeout: this routine checks and changes the timeout of the watchdog timer device. It returns 0 on success, -EINVAL for "parameter out of range" and -EIO for "could not write value to the watchdog". On success this |