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From:   Ricardo Ribalda <ribalda@chromium.org>
To:     Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        linux-media@vger.kernel.org, linux-kernel@vger.kernel.org
Cc:     Ricardo Ribalda <ribalda@chromium.org>
Subject: [PATCH v4 6/9] media: uvcvideo: Add Privacy control based on EXT_GPIO
Date:   Tue, 15 Dec 2020 16:44:36 +0100
Message-Id: <20201215154439.69062-7-ribalda@chromium.org>
In-Reply-To: <20201215154439.69062-1-ribalda@chromium.org>
References: <20201215154439.69062-1-ribalda@chromium.org>
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Add a new control and mapping for Privacy controls connected to
UVC_GUID_EXT_GPIO_CONTROLLERs.

Signed-off-by: Ricardo Ribalda <ribalda@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 53da1d984883..511927e8b746 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,
+	},
 };
 
 /* ------------------------------------------------------------------------
-- 
2.29.2.684.gfbc64c5ab5-goog