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media: uvcvideo: Add Privacy control based on EXT_GPIO 

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

Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Ricardo Ribalda 2020-12-23 14:35:23 +01:00 committed by Mauro Carvalho Chehab
parent 2886477ff9
commit 6f6a87eb82
1 changed files with 18 additions and 0 deletions
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18
drivers/media/usb/uvc/uvc_ctrl.c
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@ -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,
},
};
/* ------------------------------------------------------------------------