Kerneldoc syntax is used, but not complete.  Descriptions required.

Prevents warnings like:

 drivers/mfd/wm8400-core.c:113: warning: Function parameter or member 'wm8400' 
not described in 'wm8400_reset_codec_reg_cache'

Cc: <[email protected]>
Cc: Mark Brown <[email protected]>
Cc: [email protected]
Signed-off-by: Lee Jones <[email protected]>
---
 drivers/mfd/wm8400-core.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/mfd/wm8400-core.c b/drivers/mfd/wm8400-core.c
index 3055d6f47afcc..0fe32a05421be 100644
--- a/drivers/mfd/wm8400-core.c
+++ b/drivers/mfd/wm8400-core.c
@@ -108,6 +108,8 @@ static const struct regmap_config wm8400_regmap_config = {
 /**
  * wm8400_reset_codec_reg_cache - Reset cached codec registers to
  * their default values.
+ *
+ * @wm8400: pointer to local driver data structure
  */
 void wm8400_reset_codec_reg_cache(struct wm8400 *wm8400)
 {
-- 
2.25.1

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