From: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
To: Sakari Ailus <sakari.ailus@linux.intel.com>, linux-media@vger.kernel.org
Cc: laurent.pinchart@ideasonboard.com, bingbu.cao@intel.com,
hongju.wang@intel.com
Subject: Re: [RFC 1/7] media: mc: Add INTERNAL_SOURCE pad type flag
Date: Mon, 8 May 2023 12:52:24 +0300 [thread overview]
Message-ID: <e41293d2-2b2b-1c3a-e3e9-1384369b1fcc@ideasonboard.com> (raw)
In-Reply-To: <20230505215257.60704-2-sakari.ailus@linux.intel.com>
On 06/05/2023 00:52, Sakari Ailus wrote:
> Internal source pads will be used as routing endpoints in V4L2
> [GS]_ROUTING IOCTLs, to indicate that the stream begins in the entity.
>
> Also prevent creating links to pads that have been flagged as internal.
>
> Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
> ---
> .../userspace-api/media/mediactl/media-types.rst | 7 +++++++
> drivers/media/mc/mc-entity.c | 8 +++++++-
> include/uapi/linux/media.h | 1 +
> 3 files changed, 15 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/userspace-api/media/mediactl/media-types.rst b/Documentation/userspace-api/media/mediactl/media-types.rst
> index 0ffeece1e0c8..c724139ad46c 100644
> --- a/Documentation/userspace-api/media/mediactl/media-types.rst
> +++ b/Documentation/userspace-api/media/mediactl/media-types.rst
> @@ -361,6 +361,7 @@ Types and flags used to represent the media graph elements
> .. _MEDIA-PAD-FL-SINK:
> .. _MEDIA-PAD-FL-SOURCE:
> .. _MEDIA-PAD-FL-MUST-CONNECT:
> +.. _MEDIA-PAD-FL-INTERNAL-SOURCE:
>
> .. flat-table:: Media pad flags
> :header-rows: 0
> @@ -382,6 +383,12 @@ Types and flags used to represent the media graph elements
> when this flag isn't set; the absence of the flag doesn't imply
> there is none.
>
> + * - ``MEDIA_PAD_FL_INTERNAL_SOURCE``
> + - This flag indicates an internal pad that has no external
> + connections. Such a pad may not be connected with a link. The internal
"must not"? Or "shall not"?
Tomi
next prev parent reply other threads:[~2023-05-08 9:52 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-05 21:52 [RFC 0/7] Generic line based metadata support, internal pads Sakari Ailus
2023-05-05 21:52 ` [RFC 1/7] media: mc: Add INTERNAL_SOURCE pad type flag Sakari Ailus
2023-05-08 9:52 ` Tomi Valkeinen [this message]
2023-05-08 12:04 ` Sakari Ailus
2023-05-08 12:07 ` Tomi Valkeinen
2023-05-08 12:28 ` Sakari Ailus
2023-06-02 9:18 ` Laurent Pinchart
2023-06-02 15:05 ` Sakari Ailus
2023-06-08 7:59 ` Hans Verkuil
2023-06-09 12:44 ` Sakari Ailus
2023-05-05 21:52 ` [RFC 2/7] media: v4l: subdev: Support INTERNAL_SOURCE pads in routing IOCTLs Sakari Ailus
2023-05-08 10:14 ` Tomi Valkeinen
2023-05-08 12:24 ` Sakari Ailus
2023-06-02 9:44 ` Laurent Pinchart
2023-06-02 9:46 ` Laurent Pinchart
2023-06-02 13:10 ` Sakari Ailus
2023-06-04 14:26 ` Laurent Pinchart
2023-06-05 8:06 ` Sakari Ailus
2023-06-05 8:23 ` Laurent Pinchart
2023-06-08 8:06 ` Hans Verkuil
2023-05-05 21:52 ` [RFC 3/7] media: uapi: v4l: Document source routes Sakari Ailus
2023-05-08 10:33 ` Tomi Valkeinen
2023-05-08 16:26 ` Sakari Ailus
2023-05-08 16:35 ` Tomi Valkeinen
2023-05-08 17:41 ` Sakari Ailus
2023-06-02 9:56 ` Laurent Pinchart
2023-06-02 9:56 ` Laurent Pinchart
2023-06-09 12:55 ` Sakari Ailus
2023-06-08 8:20 ` Hans Verkuil
2023-05-05 21:52 ` [RFC 4/7] media: mc: Check pad flag validity Sakari Ailus
2023-06-02 9:58 ` Laurent Pinchart
2023-06-09 14:41 ` Sakari Ailus
2023-05-05 21:52 ` [RFC 5/7] media: uapi: Add generic serial metadata mbus formats Sakari Ailus
2023-06-02 10:36 ` Laurent Pinchart
2023-06-09 14:45 ` Sakari Ailus
2023-06-08 8:35 ` Hans Verkuil
2023-06-09 13:34 ` Sakari Ailus
2023-06-08 8:46 ` Hans Verkuil
2023-06-09 13:38 ` Sakari Ailus
2023-05-05 21:52 ` [RFC 6/7] media: uapi: Add generic 8-bit metadata format definitions Sakari Ailus
2023-06-08 8:54 ` Hans Verkuil
2023-06-09 14:27 ` Sakari Ailus
2023-05-05 21:52 ` [RFC 7/7] media: v4l: Support line-based metadata capture Sakari Ailus
2023-06-02 10:50 ` Laurent Pinchart
2023-06-09 13:46 ` Sakari Ailus
2023-06-02 7:54 ` [RFC 0/7] Generic line based metadata support, internal pads Naushir Patuck
2023-06-02 8:46 ` Sakari Ailus
2023-06-02 9:35 ` Naushir Patuck
2023-06-02 12:05 ` Sakari Ailus
2023-06-02 9:12 ` Laurent Pinchart
2023-06-02 9:43 ` Naushir Patuck
2023-06-09 13:20 ` Sakari Ailus
2023-06-09 13:59 ` Dave Stevenson
2023-06-09 14:41 ` Sakari Ailus
2023-08-03 22:36 ` Laurent Pinchart
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