diff mbox series

[4/6] media: uvcvideo: Add Privacy control based on EXT_GPIO

Message ID 20201022133753.310506-5-ribalda@chromium.org
State New
Headers show
Series Show privacy_gpio as a v4l2_ctrl | expand

Commit Message

Ricardo Ribalda Oct. 22, 2020, 1:37 p.m. UTC
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 | 20 ++++++++++++++++++++
 drivers/media/usb/uvc/uvcvideo.h |  2 +-
 2 files changed, 21 insertions(+), 1 deletion(-)

Comments

Laurent Pinchart Nov. 4, 2020, 11:37 a.m. UTC | #1
Hi Ricardo,

Thank you for the patch.

On Thu, Oct 22, 2020 at 03:37:51PM +0200, Ricardo Ribalda wrote:
> 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 | 20 ++++++++++++++++++++
>  drivers/media/usb/uvc/uvcvideo.h |  2 +-
>  2 files changed, 21 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c
> index 913739915863..786498e66646 100644
> --- a/drivers/media/usb/uvc/uvc_ctrl.c
> +++ b/drivers/media/usb/uvc/uvc_ctrl.c
> @@ -347,6 +347,16 @@ 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
> +				| UVC_CTRL_FLAG_ENTITY_GET_INFO
> +				| UVC_CTRL_FLAG_ENTITY_GET_CUR,
> +	},
>  };
>  
>  static const struct uvc_menu_info power_line_frequency_controls[] = {
> @@ -735,6 +745,16 @@ 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,
> +	},
>  };
>  
>  /* ------------------------------------------------------------------------
> diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h
> index 8e5a9fc35820..a493bc383d3e 100644
> --- a/drivers/media/usb/uvc/uvcvideo.h
> +++ b/drivers/media/usb/uvc/uvcvideo.h
> @@ -58,7 +58,7 @@
>  	 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02}
>  #define UVC_GUID_EXT_GPIO_CONTROLLER \
>  	{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf, \
> -	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x01}
> +	 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x01}

This belongs to the previous patch.

>  
>  #define UVC_GUID_FORMAT_MJPEG \
>  	{ 'M',  'J',  'P',  'G', 0x00, 0x00, 0x10, 0x00, \
diff mbox series

Patch

diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c
index 913739915863..786498e66646 100644
--- a/drivers/media/usb/uvc/uvc_ctrl.c
+++ b/drivers/media/usb/uvc/uvc_ctrl.c
@@ -347,6 +347,16 @@  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
+				| UVC_CTRL_FLAG_ENTITY_GET_INFO
+				| UVC_CTRL_FLAG_ENTITY_GET_CUR,
+	},
 };
 
 static const struct uvc_menu_info power_line_frequency_controls[] = {
@@ -735,6 +745,16 @@  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,
+	},
 };
 
 /* ------------------------------------------------------------------------
diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h
index 8e5a9fc35820..a493bc383d3e 100644
--- a/drivers/media/usb/uvc/uvcvideo.h
+++ b/drivers/media/usb/uvc/uvcvideo.h
@@ -58,7 +58,7 @@ 
 	 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02}
 #define UVC_GUID_EXT_GPIO_CONTROLLER \
 	{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf, \
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x01}
+	 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x01}
 
 #define UVC_GUID_FORMAT_MJPEG \
 	{ 'M',  'J',  'P',  'G', 0x00, 0x00, 0x10, 0x00, \