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authorJerry Hoemann <jerry.hoemann@hpe.com>2019-02-04 16:57:36 -0700
committerWim Van Sebroeck <wim@linux-watchdog.org>2019-03-02 15:28:19 +0100
commitd02d104ea0cefc6ed33e49832c7d70ffa5ab3a67 (patch)
treeb95b771d11639cbba0a818cda93a4e1802a642f1
parentb6ce9c73941abd3e9791bf60f466ae7f7e090c30 (diff)
watchdog: Update sysfs documentation.
Document the sysfs attributes: pretimeout pretimeout_available_governors pretimeout_governor Signed-off-by: Jerry Hoemann <jerry.hoemann@hpe.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
-rw-r--r--Documentation/ABI/testing/sysfs-class-watchdog23
1 files changed, 23 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-watchdog b/Documentation/ABI/testing/sysfs-class-watchdog
index 736046b33040..6317ade5ad19 100644
--- a/Documentation/ABI/testing/sysfs-class-watchdog
+++ b/Documentation/ABI/testing/sysfs-class-watchdog
@@ -49,3 +49,26 @@ Contact: Wim Van Sebroeck <wim@iguana.be>
Description:
It is a read only file. It is read to know about current
value of timeout programmed.
+
+What: /sys/class/watchdog/watchdogn/pretimeout
+Date: December 2016
+Contact: Wim Van Sebroeck <wim@iguana.be>
+Description:
+ It is a read only file. It specifies the time in seconds before
+ timeout when the pretimeout interrupt is delivered. Pretimeout
+ is an optional feature.
+
+What: /sys/class/watchdog/watchdogn/pretimeout_avaialable_governors
+Date: February 2017
+Contact: Wim Van Sebroeck <wim@iguana.be>
+Description:
+ It is a read only file. It shows the pretimeout governors
+ available for this watchdog.
+
+What: /sys/class/watchdog/watchdogn/pretimeout_governor
+Date: February 2017
+Contact: Wim Van Sebroeck <wim@iguana.be>
+Description:
+ It is a read/write file. When read, the currently assigned
+ pretimeout governor is returned. When written, it sets
+ the pretimeout governor.