From: Sakari Ailus <sakari.ailus@linux.intel.com>
To: Cosmin Tanislav <demonsingur@gmail.com>
Cc: Dave Stevenson <dave.stevenson@raspberrypi.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
linux-media@vger.kernel.org, devicetree@vger.kernel.org,
imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 5/6] media: i2c: imx219: Report streams using frame descriptors
Date: Wed, 26 Feb 2025 08:52:49 +0000 [thread overview]
Message-ID: <Z77WYcoV1MhWrpV3@kekkonen.localdomain> (raw)
In-Reply-To: <20250220230818.275262-6-demonsingur@gmail.com>
Hi Cosmin,
On Fri, Feb 21, 2025 at 01:08:13AM +0200, Cosmin Tanislav wrote:
> From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
>
> Implement the .get_frame_desc() subdev operation to report information
> about streams to the connected CSI-2 receiver. This is required to let
> the CSI-2 receiver driver know about virtual channels and data types for
> each stream.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
In addition to this, the idea has been that the set_frame_desc() could be
used to set aspects of the frame descriptor. My thinking has been that you
could modify the entries, up to the degree supported by the driver, but not
add or remove them. This should be properly documented in v4l2-subdev.h.
--
Regards,
Sakari Ailus
next prev parent reply other threads:[~2025-02-26 8:52 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-20 23:08 [PATCH v2 0/6] media: v4l: add support for Virtual Channel IDs Cosmin Tanislav
2025-02-20 23:08 ` [PATCH v2 1/6] dt-bindings: media: video-interfaces: " Cosmin Tanislav
2025-02-21 8:38 ` Sakari Ailus
2025-02-21 8:55 ` Cosmin Tanislav
2025-02-21 14:27 ` Cosmin Tanislav
2025-02-24 21:40 ` Laurent Pinchart
2025-02-20 23:08 ` [PATCH v2 2/6] media: v4l: fwnode: parse Virtual Channel IDs for CSI2 buses Cosmin Tanislav
2025-02-20 23:08 ` [PATCH v2 3/6] dt-bindings: media: imx219: add support for Virtual Channel IDs Cosmin Tanislav
2025-02-20 23:08 ` [PATCH v2 4/6] media: i2c: imx219: pass format's code to imx219_get_format_bpp() Cosmin Tanislav
2025-02-21 7:03 ` Jai Luthra
2025-02-20 23:08 ` [PATCH v2 5/6] media: i2c: imx219: Report streams using frame descriptors Cosmin Tanislav
2025-02-26 8:52 ` Sakari Ailus [this message]
2025-02-20 23:08 ` [PATCH v2 6/6] media: i2c: imx219: implement configurable VC ID Cosmin Tanislav
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=Z77WYcoV1MhWrpV3@kekkonen.localdomain \
--to=sakari.ailus@linux.intel.com \
--cc=conor+dt@kernel.org \
--cc=dave.stevenson@raspberrypi.com \
--cc=demonsingur@gmail.com \
--cc=devicetree@vger.kernel.org \
--cc=festevam@gmail.com \
--cc=imx@lists.linux.dev \
--cc=kernel@pengutronix.de \
--cc=krzk+dt@kernel.org \
--cc=laurent.pinchart@ideasonboard.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-media@vger.kernel.org \
--cc=mchehab@kernel.org \
--cc=robh@kernel.org \
--cc=s.hauer@pengutronix.de \
--cc=shawnguo@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox