path: root/Documentation
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authorAlan Cox <alan@linux.intel.com>2012-05-11 12:00:20 +0200
committerWim Van Sebroeck <wim@iguana.be>2012-05-30 07:54:46 +0200
commitd6b469d915ae348b3bb8b25034063d6870ff4a00 (patch)
tree7bc00fa1870ba2fb1a7943c1a1d9e524752cb299 /Documentation
parentwatchdog: Add a flag to indicate the watchdog doesn't reboot things (diff)
watchdog: create all the proper device files
Create the watchdog class and it's associated devices. Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'Documentation')
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/watchdog/watchdog-kernel-api.txt b/Documentation/watchdog/watchdog-kernel-api.txt
index 3c85fc7dc1f1..ce1fa22aa70b 100644
--- a/Documentation/watchdog/watchdog-kernel-api.txt
+++ b/Documentation/watchdog/watchdog-kernel-api.txt
@@ -41,6 +41,8 @@ The watchdog device structure looks like this:
struct watchdog_device {
int id;
struct cdev cdev;
+ struct device *dev;
+ struct device *parent;
const struct watchdog_info *info;
const struct watchdog_ops *ops;
unsigned int bootstatus;
@@ -58,6 +60,9 @@ It contains following fields:
* cdev: cdev for the dynamic /dev/watchdog<id> device nodes. This
field is also populated by watchdog_register_device.
+* dev: device under the watchdog class (created by watchdog_register_device).
+* parent: set this to the parent device (or NULL) before calling
+ watchdog_register_device.
* info: a pointer to a watchdog_info structure. This structure gives some
additional information about the watchdog timer itself. (Like it's unique name)
* ops: a pointer to the list of watchdog operations that the watchdog supports.