[PATCH v6 07/11] media: uvcvideo: Add Privacy control based on EXT_GPIO

[Ricardo Ribalda]

Add a new control and mapping for Privacy controls connected to
UVC_GUID_EXT_GPIO_CONTROLLERs.

Reviewed-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
Signed-off-by: Ricardo Ribalda <riba...@chromium.org>
---
 drivers/media/usb/uvc/uvc_ctrl.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c
index 22857b6a71e2..8519f4fbbeb1 100644
--- a/drivers/media/usb/uvc/uvc_ctrl.c
+++ b/drivers/media/usb/uvc/uvc_ctrl.c
@@ -347,6 +347,14 @@ static const struct uvc_control_info uvc_ctrls[] = {
                                | UVC_CTRL_FLAG_RESTORE
                                | UVC_CTRL_FLAG_AUTO_UPDATE,
        },
+       {
+               .entity         = UVC_GUID_EXT_GPIO_CONTROLLER,
+               .selector       = UVC_CT_PRIVACY_CONTROL,
+               .index          = 0,
+               .size           = 1,
+               .flags          = UVC_CTRL_FLAG_GET_CUR
+                               | UVC_CTRL_FLAG_AUTO_UPDATE,
+       },
 };
 
 static const struct uvc_menu_info power_line_frequency_controls[] = {
@@ -735,6 +743,16 @@ static const struct uvc_control_mapping 
uvc_ctrl_mappings[] = {
                .v4l2_type      = V4L2_CTRL_TYPE_BOOLEAN,
                .data_type      = UVC_CTRL_DATA_TYPE_BOOLEAN,
        },
+       {
+               .id             = V4L2_CID_PRIVACY,
+               .name           = "Privacy",
+               .entity         = UVC_GUID_EXT_GPIO_CONTROLLER,
+               .selector       = UVC_CT_PRIVACY_CONTROL,
+               .size           = 1,
+               .offset         = 0,
+               .v4l2_type      = V4L2_CTRL_TYPE_BOOLEAN,
+               .data_type      = UVC_CTRL_DATA_TYPE_BOOLEAN,
+       },
 };
 
 /* ------------------------------------------------------------------------
-- 
2.29.2.729.g45daf8777d-goog