From: Steve Longerbeam <slongerbeam@gmail.com>
To: Philipp Zabel <p.zabel@pengutronix.de>
Cc: robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org,
kernel@pengutronix.de, fabio.estevam@nxp.com,
linux@armlinux.org.uk, mchehab@kernel.org, hverkuil@xs4all.nl,
nick@shmanahar.org, markus.heiser@darmarIT.de,
laurent.pinchart+renesas@ideasonboard.com, bparrot@ti.com,
geert@linux-m68k.org, arnd@arndb.de, sudipm.mukherjee@gmail.com,
minghsiu.tsai@mediatek.com, tiffany.lin@mediatek.com,
jean-christophe.trotin@st.com, horms+renesas@verge.net.au,
niklas.soderlund+renesas@ragnatech.se, robert.jarzmik@free.fr,
songjun.wu@microchip.com, andrew-ct.chen@mediatek.com,
gregkh@linuxfoundation.org, shuah@kernel.org,
sakari.ailus@linux.intel.com, pavel@ucw.cz,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-media@vger.kernel.org, devel@driverdev.osuosl.org,
Steve Longerbeam <steve_longerbeam@mentor.com>
Subject: Re: [RFC] [media] imx: assume MEDIA_ENT_F_ATV_DECODER entities output video on pad 1
Date: Tue, 4 Apr 2017 15:11:46 -0700 [thread overview]
Message-ID: <9bfabc5c-d90f-6487-537d-20515ec61f9c@gmail.com> (raw)
In-Reply-To: <1490894749.2404.33.camel@pengutronix.de>
On 03/30/2017 10:25 AM, Philipp Zabel wrote:
> The TVP5150 DT bindings specify a single output port (port 0) that
> corresponds to the video output pad (pad 1, DEMOD_PAD_VID_OUT).
>
> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
> ---
> I'm trying to get this to work with a TVP5150 analog TV decoder, and the
> first problem is that this device doesn't have pad 0 as its single
> output pad. Instead, as a MEDIA_ENT_F_ATV_DECODER entity, it has for
> pads (input, video out, vbi out, audio out), and video out is pad 1,
> whereas the device tree only defines a single port (0).
Shouldn't the DT bindings define ports for these other pads?
I haven't seen this documented anywhere, but shouldn't there
be a 1:1 correspondence between DT ports and media pads?
Steve
> ---
>
> drivers/staging/media/imx/imx-media-dev.c | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/drivers/staging/media/imx/imx-media-dev.c b/drivers/staging/media/imx/imx-media-dev.c
> index 17e2386a3ca3a..c52d6ca797965 100644
> --- a/drivers/staging/media/imx/imx-media-dev.c
> +++ b/drivers/staging/media/imx/imx-media-dev.c
> @@ -267,6 +267,15 @@ static int imx_media_create_link(struct imx_media_dev *imxmd,
> source_pad = link->local_pad;
> sink_pad = link->remote_pad;
>
> + /*
> + * If the source subdev is an analog video decoder with a single source
> + * port, assume that this port 0 corresponds to the DEMOD_PAD_VID_OUT
> + * entity pad.
> + */
> + if (source->entity.function == MEDIA_ENT_F_ATV_DECODER &&
> + local_sd->num_sink_pads == 0 && local_sd->num_src_pads == 1)
> + source_pad = DEMOD_PAD_VID_OUT;
> +
> v4l2_info(&imxmd->v4l2_dev, "%s: %s:%d -> %s:%d\n", __func__,
> source->name, source_pad, sink->name, sink_pad);
>
>
next prev parent reply other threads:[~2017-04-04 22:11 UTC|newest]
Thread overview: 105+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-28 0:40 [PATCH v6 00/39] i.MX Media Driver Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 01/39] [media] dt-bindings: Add bindings for video-multiplexer device Steve Longerbeam
2017-04-03 14:14 ` Rob Herring
2017-03-28 0:40 ` [PATCH v6 02/39] [media] dt-bindings: Add bindings for i.MX media driver Steve Longerbeam
2017-03-29 0:21 ` Rob Herring
2017-03-29 0:35 ` Steve Longerbeam
2017-04-03 14:07 ` Rob Herring
2017-04-03 15:15 ` Russell King - ARM Linux
2017-03-29 8:39 ` Russell King - ARM Linux
2017-04-03 14:11 ` Rob Herring
2017-04-03 15:03 ` Russell King - ARM Linux
2017-03-28 0:40 ` [PATCH v6 03/39] [media] dt/bindings: Add bindings for OV5640 Steve Longerbeam
2017-04-03 14:15 ` Rob Herring
2017-03-28 0:40 ` [PATCH v6 04/39] ARM: dts: imx6qdl: Add compatible, clocks, irqs to MIPI CSI-2 node Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 05/39] ARM: dts: imx6qdl: Add mipi_ipu1/2 multiplexers, mipi_csi, and their connections Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 06/39] ARM: dts: imx6qdl: add capture-subsystem device Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 07/39] ARM: dts: imx6qdl-sabrelite: remove erratum ERR006687 workaround Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 08/39] ARM: dts: imx6-sabrelite: add OV5642 and OV5640 camera sensors Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 09/39] ARM: dts: imx6-sabresd: " Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 10/39] ARM: dts: imx6-sabreauto: create i2cmux for i2c3 Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 11/39] ARM: dts: imx6-sabreauto: add reset-gpios property for max7310_b Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 12/39] ARM: dts: imx6-sabreauto: add pinctrl for gpt input capture Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 13/39] ARM: dts: imx6-sabreauto: add the ADV7180 video decoder Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 14/39] add mux and video interface bridge entity functions Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 15/39] [media] v4l2-mc: add a function to inherit controls from a pipeline Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 16/39] [media] add Omnivision OV5640 sensor driver Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 17/39] platform: add video-multiplexer subdevice driver Steve Longerbeam
2017-03-28 14:12 ` Vladimir Zapolskiy
2017-04-04 12:47 ` Sakari Ailus
2017-04-12 0:50 ` Steve Longerbeam
2017-04-12 9:09 ` Sakari Ailus
2017-04-13 13:52 ` Philipp Zabel
2017-04-14 20:32 ` Pavel Machek
2017-04-18 8:09 ` Philipp Zabel
2017-04-18 9:05 ` Pavel Machek
2017-04-05 11:18 ` Pavel Machek
2017-04-05 11:58 ` Lucas Stach
2017-04-05 18:05 ` Pavel Machek
2017-03-28 0:40 ` [PATCH v6 18/39] media: Add userspace header file for i.MX Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 19/39] media: Add i.MX media core driver Steve Longerbeam
2017-03-30 17:25 ` [RFC] [media] imx: assume MEDIA_ENT_F_ATV_DECODER entities output video on pad 1 Philipp Zabel
2017-04-04 22:11 ` Steve Longerbeam [this message]
2017-04-05 9:43 ` Philipp Zabel
2017-04-04 23:10 ` Russell King - ARM Linux
2017-04-05 0:40 ` Steve Longerbeam
2017-04-05 0:44 ` Steve Longerbeam
2017-04-05 8:21 ` Russell King - ARM Linux
2017-04-05 9:34 ` Philipp Zabel
2017-04-05 13:55 ` Javier Martinez Canillas
2017-04-05 14:53 ` Mauro Carvalho Chehab
2017-04-05 15:39 ` Devin Heitmueller
2017-04-05 16:17 ` Mauro Carvalho Chehab
2017-04-05 17:02 ` Devin Heitmueller
2017-04-05 17:16 ` Mauro Carvalho Chehab
2017-04-06 9:57 ` Philipp Zabel
2017-04-05 11:32 ` [PATCH v6 19/39] media: Add i.MX media core driver Pavel Machek
2017-04-05 11:34 ` Pavel Machek
2017-04-06 9:43 ` Philipp Zabel
2017-04-06 23:51 ` Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 20/39] media: imx: Add Capture Device Interface Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 21/39] media: imx: Add CSI subdev driver Steve Longerbeam
2017-04-06 13:55 ` [PATCH] [media] imx: csi: retain current field order and colorimetry setting as default Philipp Zabel
2017-04-06 14:05 ` Russell King - ARM Linux
2017-04-06 15:01 ` Philipp Zabel
2017-04-06 15:10 ` Russell King - ARM Linux
2017-04-06 15:25 ` Philipp Zabel
2017-04-13 0:33 ` Steve Longerbeam
2017-04-13 0:45 ` [PATCH 40/40] media: imx: set and propagate empty field, colorimetry params Steve Longerbeam
2017-04-13 10:09 ` Philipp Zabel
2017-04-13 16:40 ` Steve Longerbeam
2017-04-18 9:30 ` Philipp Zabel
2017-05-08 9:41 ` Philipp Zabel
2017-05-09 3:44 ` Steve Longerbeam
2017-04-06 14:20 ` [PATCH] [media] imx: csi: retain current field order and colorimetry setting as default Hans Verkuil
2017-04-06 14:38 ` Russell King - ARM Linux
2017-04-06 14:54 ` Philipp Zabel
2017-04-06 15:43 ` Hans Verkuil
2017-04-06 16:01 ` Philipp Zabel
2017-04-12 7:03 ` Hans Verkuil
2017-04-13 10:07 ` Philipp Zabel
2017-04-06 15:18 ` Philipp Zabel
2017-05-08 8:27 ` Hans Verkuil
2017-05-08 9:36 ` Philipp Zabel
2017-05-08 10:12 ` Hans Verkuil
2017-03-28 0:40 ` [PATCH v6 22/39] media: imx: Add VDIC subdev driver Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 23/39] media: imx: Add IC subdev drivers Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 24/39] media: imx: Add MIPI CSI-2 Receiver subdev driver Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 25/39] ARM: imx_v6_v7_defconfig: Enable staging video4linux drivers Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 26/39] media: imx: add support for bayer formats Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 27/39] media: imx: csi: " Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 28/39] media: imx: csi: fix crop rectangle changes in set_fmt Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 29/39] media: imx: csi: add __csi_get_fmt Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 30/39] media: imx: csi/fim: add support for frame intervals Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 31/39] media: imx: redo pixel format enumeration and negotiation Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 32/39] media: imx: csi: add frame skipping support Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 33/39] media: imx: csi: Avoid faulty sensor frames at stream start Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 34/39] media: imx: csi: fix crop rectangle reset in sink set_fmt Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 35/39] media: imx: propagate sink pad formats to source pads Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 36/39] media: imx: csi: add sink selection rectangles Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 37/39] media: imx-csi: add frame size/interval enumeration Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 38/39] media: imx-ic-prpencvf: add frame size enumeration Steve Longerbeam
2017-03-28 0:40 ` [PATCH v6 39/39] media: imx-media-capture: add frame sizes/interval enumeration Steve Longerbeam
2017-03-30 11:02 ` [PATCH v6 00/39] i.MX Media Driver Russell King - ARM Linux
2017-03-30 16:12 ` Steve Longerbeam
2017-03-30 16:27 ` Russell King - ARM Linux
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=9bfabc5c-d90f-6487-537d-20515ec61f9c@gmail.com \
--to=slongerbeam@gmail.com \
--cc=andrew-ct.chen@mediatek.com \
--cc=arnd@arndb.de \
--cc=bparrot@ti.com \
--cc=devel@driverdev.osuosl.org \
--cc=devicetree@vger.kernel.org \
--cc=fabio.estevam@nxp.com \
--cc=geert@linux-m68k.org \
--cc=gregkh@linuxfoundation.org \
--cc=horms+renesas@verge.net.au \
--cc=hverkuil@xs4all.nl \
--cc=jean-christophe.trotin@st.com \
--cc=kernel@pengutronix.de \
--cc=laurent.pinchart+renesas@ideasonboard.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-media@vger.kernel.org \
--cc=linux@armlinux.org.uk \
--cc=mark.rutland@arm.com \
--cc=markus.heiser@darmarIT.de \
--cc=mchehab@kernel.org \
--cc=minghsiu.tsai@mediatek.com \
--cc=nick@shmanahar.org \
--cc=niklas.soderlund+renesas@ragnatech.se \
--cc=p.zabel@pengutronix.de \
--cc=pavel@ucw.cz \
--cc=robert.jarzmik@free.fr \
--cc=robh+dt@kernel.org \
--cc=sakari.ailus@linux.intel.com \
--cc=shawnguo@kernel.org \
--cc=shuah@kernel.org \
--cc=songjun.wu@microchip.com \
--cc=steve_longerbeam@mentor.com \
--cc=sudipm.mukherjee@gmail.com \
--cc=tiffany.lin@mediatek.com \
/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;
as well as URLs for NNTP newsgroup(s).