linux-kernel - Re: [PATCH v3 13/14] include: media: v4l2-fwnode: Include v4l2_fwnode_bus

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Date:   Thu, 24 Dec 2020 14:58:39 +0200
From:   Laurent Pinchart <laurent.pinchart@...asonboard.com>
To:     Daniel Scally <djrscally@...il.com>
Cc:     linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org,
        linux-media@...r.kernel.org, devel@...ica.org, rjw@...ysocki.net,
        lenb@...nel.org, gregkh@...uxfoundation.org, yong.zhi@...el.com,
        sakari.ailus@...ux.intel.com, bingbu.cao@...el.com,
        tian.shu.qiu@...el.com, mchehab@...nel.org, robert.moore@...el.com,
        erik.kaneda@...el.com, pmladek@...e.com, rostedt@...dmis.org,
        sergey.senozhatsky@...il.com, andriy.shevchenko@...ux.intel.com,
        linux@...musvillemoes.dk,
        laurent.pinchart+renesas@...asonboard.com,
        jacopo+renesas@...ndi.org, kieran.bingham+renesas@...asonboard.com,
        hverkuil-cisco@...all.nl, m.felsch@...gutronix.de,
        niklas.soderlund+renesas@...natech.se, slongerbeam@...il.com,
        heikki.krogerus@...ux.intel.com, linus.walleij@...aro.org
Subject: Re: [PATCH v3 13/14] include: media: v4l2-fwnode: Include
 v4l2_fwnode_bus_type

Hi Daniel,

Thank you for the patch.

On Thu, Dec 24, 2020 at 01:09:06AM +0000, Daniel Scally wrote:
> V4L2 fwnode bus types are enumerated in v4l2-fwnode.c, meaning they aren't
> available to the rest of the kernel. Move the enum to the corresponding
> header so that I can use the label to refer to those values.
> 
> Suggested-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> Signed-off-by: Daniel Scally <djrscally@...il.com>
> ---
> Changes in v3
> 	- Patch introduced
> 
>  drivers/media/v4l2-core/v4l2-fwnode.c | 11 -----------
>  include/media/v4l2-fwnode.h           | 22 ++++++++++++++++++++++
>  2 files changed, 22 insertions(+), 11 deletions(-)
> 
> diff --git a/drivers/media/v4l2-core/v4l2-fwnode.c b/drivers/media/v4l2-core/v4l2-fwnode.c
> index 5353e37eb950..c1c2b3060532 100644
> --- a/drivers/media/v4l2-core/v4l2-fwnode.c
> +++ b/drivers/media/v4l2-core/v4l2-fwnode.c
> @@ -28,17 +28,6 @@
>  #include <media/v4l2-fwnode.h>
>  #include <media/v4l2-subdev.h>
>  
> -enum v4l2_fwnode_bus_type {
> -	V4L2_FWNODE_BUS_TYPE_GUESS = 0,
> -	V4L2_FWNODE_BUS_TYPE_CSI2_CPHY,
> -	V4L2_FWNODE_BUS_TYPE_CSI1,
> -	V4L2_FWNODE_BUS_TYPE_CCP2,
> -	V4L2_FWNODE_BUS_TYPE_CSI2_DPHY,
> -	V4L2_FWNODE_BUS_TYPE_PARALLEL,
> -	V4L2_FWNODE_BUS_TYPE_BT656,
> -	NR_OF_V4L2_FWNODE_BUS_TYPE,
> -};
> -
>  static const struct v4l2_fwnode_bus_conv {
>  	enum v4l2_fwnode_bus_type fwnode_bus_type;
>  	enum v4l2_mbus_type mbus_type;
> diff --git a/include/media/v4l2-fwnode.h b/include/media/v4l2-fwnode.h
> index 4365430eea6f..d306a28bda96 100644
> --- a/include/media/v4l2-fwnode.h
> +++ b/include/media/v4l2-fwnode.h
> @@ -213,6 +213,28 @@ struct v4l2_fwnode_connector {
>  	} connector;
>  };
>  
> +/**
> + * enum v4l2_fwnode_bus_type - Video bus types defined by firmware properties
> + * @V4L2_FWNODE_BUS_TYPE_GUESS: Default value if no bus-type fwnode property
> + * @V4L2_FWNODE_BUS_TYPE_CSI2_CPHY: MIPI CSI-2 bus, C-PHY physical layer
> + * @V4L2_FWNODE_BUS_TYPE_CSI1: MIPI CSI-1 bus
> + * @V4L2_FWNODE_BUS_TYPE_CCP2: SMIA Compact Camera Port 2 bus
> + * @V4L2_FWNODE_BUS_TYPE_CSI2_DPHY: MIPI CSI-2 bus, D-PHY physical layer
> + * @V4L2_FWNODE_BUS_TYPE_PARALLEL: Camera Parallel Interface bus
> + * @V4L2_FWNODE_BUS_TYPE_BT656: BT656 video format bus-type

s/BT656 video/BT.656 video/

Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>

> + * @NR_OF_V4L2_FWNODE_BUS_TYPE: Number of bus-types
> + */
> +enum v4l2_fwnode_bus_type {
> +	V4L2_FWNODE_BUS_TYPE_GUESS = 0,
> +	V4L2_FWNODE_BUS_TYPE_CSI2_CPHY,
> +	V4L2_FWNODE_BUS_TYPE_CSI1,
> +	V4L2_FWNODE_BUS_TYPE_CCP2,
> +	V4L2_FWNODE_BUS_TYPE_CSI2_DPHY,
> +	V4L2_FWNODE_BUS_TYPE_PARALLEL,
> +	V4L2_FWNODE_BUS_TYPE_BT656,
> +	NR_OF_V4L2_FWNODE_BUS_TYPE,
> +};
> +
>  /**
>   * v4l2_fwnode_endpoint_parse() - parse all fwnode node properties
>   * @fwnode: pointer to the endpoint's fwnode handle

-- 
Regards,

Laurent Pinchart