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path: root/drivers/mfd/wm831x-core.c
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Diffstat (limited to 'drivers/mfd/wm831x-core.c')
-rw-r--r--drivers/mfd/wm831x-core.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/mfd/wm831x-core.c b/drivers/mfd/wm831x-core.c
index 02f879b23d9f..b0344e5353e4 100644
--- a/drivers/mfd/wm831x-core.c
+++ b/drivers/mfd/wm831x-core.c
@@ -114,6 +114,8 @@ static int wm831x_reg_locked(struct wm831x *wm831x, unsigned short reg)
* The WM831x has a user key preventing writes to particularly
* critical registers. This function locks those registers,
* allowing writes to them.
+ *
+ * @wm831x: pointer to local driver data structure
*/
void wm831x_reg_lock(struct wm831x *wm831x)
{
@@ -140,6 +142,8 @@ EXPORT_SYMBOL_GPL(wm831x_reg_lock);
* The WM831x has a user key preventing writes to particularly
* critical registers. This function locks those registers,
* preventing spurious writes.
+ *
+ * @wm831x: pointer to local driver data structure
*/
int wm831x_reg_unlock(struct wm831x *wm831x)
{