[PATCH] drm/privacy-screen: Fix sphinx warning

[Hans de Goede <hdegoede@xxxxxxxxxx>]

Fix the following warning from "make htmldocs":

drivers/gpu/drm/drm_privacy_screen.c:392:
  warning: Function parameter or member 'data' not described in
  'drm_privacy_screen_register'

Fixes: 30598d925d46 ("drm/privacy_screen: Add drvdata in drm_privacy_screen")
Cc: Rajat Jain <rajatja@xxxxxxxxxx>
Reported-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
---
 drivers/gpu/drm/drm_privacy_screen.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/drm_privacy_screen.c b/drivers/gpu/drm/drm_privacy_screen.c
index 03b149cc455b..45c080134488 100644
--- a/drivers/gpu/drm/drm_privacy_screen.c
+++ b/drivers/gpu/drm/drm_privacy_screen.c
@@ -379,6 +379,7 @@ static void drm_privacy_screen_device_release(struct device *dev)
  * drm_privacy_screen_register - register a privacy-screen
  * @parent: parent-device for the privacy-screen
  * @ops: &struct drm_privacy_screen_ops pointer with ops for the privacy-screen
+ * @data: Private data owned by the privacy screen provider
  *
  * Create and register a privacy-screen.
  *
-- 
2.33.1