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Commit Graph

28156 Commits

Author SHA1 Message Date
Helen Koike
09c41a23a2 media: Revert "media: vimc: propagate pixel format in the stream"
This reverts commit b6c61a6c37.

The requested pixelformat is being propagated from the capture to the
tpg in the sensor.

This was a bad design choice, as we start having the following issues:

* We set a pixelformat in the capture;
* We set matching media bus formats in the subdevices pads;
* Link validate looks fine (sizes matches, media bus formats matches);
* Issue: if some of the subdevice doesn't know how to generate the
requested pixelformat in the capture, then stream_on fails. This is bad
because capture says it supports that pixelformat, everything looks
fine, but it is not, and there is no way to find it out through the
links.

This patch was implemented so we could request any pixelformat from the
pipeline regardeless of the media bus format configured between pads.
Not all pixelformat can be mapped into a media bus code (e.g.
multiplanar formats), so with this patch we could request those
pixelformats from the tpg.

Solution: map pixelformats to media bus codes as before, and implement
conversions to other pixelformats in the capture to support multiplanar.

So first step to this solution is to revert this patch.

Signed-off-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Lucas A. M. Magalhaes <lucmaga@gmail.com>
Tested-by: André Almeida <andrealmeid@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-13 11:40:38 -03:00
Helen Koike
10b1aed6da media: Revert "media: vimc: Remove or modify stream checks"
This reverts commit 3c1b9ac753.

Required to Revert "media: vimc: propagate pixel format in the stream"
which introduced the stream object in the vimc_ent_device struct.

Signed-off-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Lucas A. M. Magalhaes <lucmaga@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-13 11:39:36 -03:00
Niklas Söderlund
84246ae3fd media: rcar-vin: Report correct image stride
The image stride was adjusted when it was written to hardware and not
when configuring the format. Calculate the correct stride value and
report it to userspace.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-13 11:39:02 -03:00
Hans Verkuil
256acbebdc media: omap_vout: convert to vb2
Convert omap_vout to the vb2 framework. After this change
'v4l2-compliance -s' passes all tests.

As usual, this vb2 conversion is a 'big bang' patch and hard to read.

Tested on a Pandaboard and a Beagle XM board.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-13 11:36:48 -03:00
Hans Verkuil
839b9d2c59 media: omap_vout: fix various v4l2-compliance failures
This patch fixes the following v4l2-compliance failures:

- FIELD_ANY could be returned, which is not allowed.
- JPEG colorspace was set instead of SRGB.
- No control events.
- Empty bus_info in QUERYCAP.
- Overlay format handling wasn't zeroing bitmap/clips and
  didn't return the chromakey correctly.
- G_FBUF didn't fill in many of the v4l2_framebuffer values.
  Now also return the base address of the corresponding
  framebuffer that this overlays.
- Missing ENUM/G/S_OUTPUT ioctls.
- ROTATE/VFLIP controls were added when the HW didn't support them.

With these changes 'v4l2-compliance' passes all non-streaming tests.

Tested on a Pandaboard and a Beagle XM board.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-13 11:35:05 -03:00
Mauro Carvalho Chehab
ae27c563a6 Linux 5.3-rc4
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Merge tag 'v5.3-rc4' into patchwork

Linux 5.3-rc4

* tag 'v5.3-rc4': (750 commits)
  Linux 5.3-rc4
  Makefile: Convert -Wimplicit-fallthrough=3 to just -Wimplicit-fallthrough for clang
  ARM: ep93xx: Mark expected switch fall-through
  scsi: fas216: Mark expected switch fall-throughs
  pcmcia: db1xxx_ss: Mark expected switch fall-throughs
  video: fbdev: omapfb_main: Mark expected switch fall-throughs
  watchdog: riowd: Mark expected switch fall-through
  s390/net: Mark expected switch fall-throughs
  crypto: ux500/crypt: Mark expected switch fall-throughs
  watchdog: wdt977: Mark expected switch fall-through
  watchdog: scx200_wdt: Mark expected switch fall-through
  watchdog: Mark expected switch fall-throughs
  ARM: signal: Mark expected switch fall-through
  mfd: omap-usb-host: Mark expected switch fall-throughs
  mfd: db8500-prcmu: Mark expected switch fall-throughs
  ARM: OMAP: dma: Mark expected switch fall-throughs
  ARM: alignment: Mark expected switch fall-throughs
  ARM: tegra: Mark expected switch fall-through
  ARM/hw_breakpoint: Mark expected switch fall-throughs
  mm/memremap: Fix reuse of pgmap instances with internal references
  ...
2019-08-12 13:22:54 -03:00
Stephen Boyd
97299a3035 media: Remove dev_err() usage after platform_get_irq()
We don't need dev_err() messages when platform_get_irq() fails now that
platform_get_irq() prints an error message itself when something goes
wrong. Let's remove these prints with a simple semantic patch.

// <smpl>
@@
expression ret;
struct platform_device *E;
@@

ret =
(
platform_get_irq(E, ...)
|
platform_get_irq_byname(E, ...)
);

if ( \( ret < 0 \| ret <= 0 \) )
{
(
-if (ret != -EPROBE_DEFER)
-{ ...
-dev_err(...);
-... }
|
...
-dev_err(...);
)
...
}
// </smpl>

While we're here, remove braces on if statements that only have one
statement (manually).

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-07 17:08:33 -03:00
Hans Verkuil
25a3d6bac6 media: adv7511/cobalt: rename driver name to adv7511-v4l2
Commit b2ce5617da ("media: i2c: fix warning same module names")
renamed the adv7511 module in the media tree to adv7511-v4l2.

This patch does the same rename for the driver name and device id to
keep the naming consistent.

Since the cobalt driver loads this module, it had to be renamed there
as well.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-07 17:07:29 -03:00
Randy Dunlap
6898dd580a media: media/platform: fsl-viu.c: fix build for MICROBLAZE
arch/microblaze/ defines out_be32() and in_be32(), so don't do that
again in the driver source.

Fixes these build warnings:

../drivers/media/platform/fsl-viu.c:36: warning: "out_be32" redefined
../arch/microblaze/include/asm/io.h:50: note: this is the location of the previous definition
../drivers/media/platform/fsl-viu.c:37: warning: "in_be32" redefined
../arch/microblaze/include/asm/io.h:53: note: this is the location of the previous definition

Fixes: 29d7506863 ("media: fsl-viu: allow building it with COMPILE_TEST")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-07 17:06:58 -03:00
Rui Wang
00ab9c1a62 media: mtk-vcodec: Handle H264 error bitstreams
Error h264 bitstreams which picture info are out range of
decoder hardware specification, and no nal start code at the
beginning of the buffer, stop decoding and exit.

Signed-off-by: Rui Wang <gtk_ruiwang@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-07 17:05:29 -03:00
Hans Verkuil
b40dc2bf35 media: vicodec: add support for 4 new RGB32 pixelformats
Add support for V4L2_PIX_FMT_BGRA/X32 and V4L2_PIX_FMT_RGBA/X32 formats.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-07 17:05:01 -03:00
Stanimir Varbanov
d42974e438 media: venus: dec: populate properly timestamps and flags for capture buffers
Cache flags, timestamps and timecode structure of OUTPUT buffers
in per-instance structure array and fill correctly the same when
the CAPTURE buffers are done.

This will make v4l2-compliance decoder streaming test happy.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-05 10:57:51 -03:00
Stanimir Varbanov
059790467b media: venus: helpers: handle correctly vbuf field
Correct handling of OUTPUT buffers field and make v4l2-compliance
happy.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-05 10:57:28 -03:00
Stanimir Varbanov
beac82904a media: venus: make decoder compliant with stateful codec API
This refactors code for start/stop streaming vb2 operations and
adds a state machine handling similar to the one in stateful codec
API documentation. One major change is that now the HFI session is
started on STREAMON(OUTPUT) and stopped on REQBUF(OUTPUT,count=0),
during that time STREAMOFF(CAP,OUT) just flush buffers but doesn't
stop the session. The other major change is that now the capture
and output queues are completely separated.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-05 10:57:05 -03:00
Stanimir Varbanov
be76f150bc media: venus: vdec: allow bigger sizeimage set by clients
In most of the cases the client will know better what could be
the maximum size for compressed data buffers. Change the driver
to permit the user to set bigger size for the compressed buffer
but make reasonable sanitation.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-05 10:55:36 -03:00
Stanimir Varbanov
cef697d8a0 media: venus: vdec_ctrls: get real minimum buffers for capture
Until now we returned num_output_bufs set during reqbuf but
that could be wrong when we implement stateful Codec API. So
get the minimum buffers for capture from HFI. This is supposed
to be called after stream header parsing, i.e. after dequeue
v4l2 event for change resolution.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-05 10:52:17 -03:00
Stanimir Varbanov
14ea00d65c media: venus: helpers: add three more helper functions
This adds three more helper functions:
 * for internal buffers reallocation, applicable when we are doing
dynamic resolution change
 * for initial buffer processing of capture and output queue buffer
types

All of them will be needed for stateful Codec API support.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-05 10:51:58 -03:00
Stanimir Varbanov
a367b9ab3e media: venus: hfi: return an error if session_init is already called
This makes hfi_session_init to return an error when it is
already called without a call to hfi_session_deinit.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-05 10:51:28 -03:00
Stanimir Varbanov
e42dbe8e86 media: venus: hfi: export few HFI functions
Export few HFI functions to use them from decoder to implement
more granular control needed for stateful Codec API compliance.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-05 10:51:14 -03:00
Stanimir Varbanov
05dea7980d media: venus: hfi: add type argument to hfi flush function
Make hfi_flush function to receive an argument for the type
of flush.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-05 10:50:56 -03:00
Stanimir Varbanov
1e485ee5a7 media: venus: helpers: export few helper functions
Here we export few helper function to use them from decoder to
implement more granular control needed for stateful Codec API
compliance.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-05 10:50:36 -03:00
Malathi Gottam
d162aea8f6 media: venus: venc: amend buffer size for bitstream plane
Accept the buffer size requested by client and compare it
against driver calculated size and set the maximum to
bitstream plane.

Signed-off-by: Malathi Gottam <mgottam@codeaurora.org>
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-05 10:49:59 -03:00
Clément Péron
b136d72cb8 media: rc: sunxi: Add RXSTA bits definition
We are using RXINT bits definition when looking at RXSTA register.

These bits are equal but it's not really proper.

Introduce the RXSTA bits and use them to have coherency.

Signed-off-by: Clément Péron <peron.clem@gmail.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-04 06:35:41 -03:00
Clément Péron
87d0609801 media: rc: sunxi: Add A31 compatible
Allwiner A31 has a different memory mapping so add the compatible
we will need it later.

Signed-off-by: Clément Péron <peron.clem@gmail.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-04 06:35:22 -03:00
Clément Péron
6b197cb5b4 media: rc: Introduce sunxi_ir_quirks
This driver is used in various Allwinner SoC with different configuration.

Introduce a quirks struct to know the fifo size and if a reset is required.

Signed-off-by: Clément Péron <peron.clem@gmail.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-04 06:35:06 -03:00
Wolfram Sang
b3185ab502 media: ir-kbd-i2c: remove outdated comments
The "free memory" comment is obsolete since 2013 and the other ones
explain the obvious. Just remove the comments.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-04 06:34:30 -03:00
Oliver Neukum
ab1cbdf159 media: iguanair: add sanity checks
The driver needs to check the endpoint types, too, as opposed
to the number of endpoints. This also requires moving the check earlier.

Reported-by: syzbot+01a77b82edaa374068e1@syzkaller.appspotmail.com
Signed-off-by: Oliver Neukum <oneukum@suse.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-04 06:34:14 -03:00
Arnd Bergmann
14e3cdbb00 media: don't drop front-end reference count for ->detach
A bugfix introduce a link failure in configurations without CONFIG_MODULES:

In file included from drivers/media/usb/dvb-usb/pctv452e.c:20:0:
drivers/media/usb/dvb-usb/pctv452e.c: In function 'pctv452e_frontend_attach':
drivers/media/dvb-frontends/stb0899_drv.h:151:36: error: weak declaration of 'stb0899_attach' being applied to a already existing, static definition

The problem is that the !IS_REACHABLE() declaration of stb0899_attach()
is a 'static inline' definition that clashes with the weak definition.

I further observed that the bugfix was only done for one of the five users
of stb0899_attach(), the other four still have the problem.  This reverts
the bugfix and instead addresses the problem by not dropping the reference
count when calling '->detach()', instead we call this function directly
in dvb_frontend_put() before dropping the kref on the front-end.

I first submitted this in early 2018, and after some discussion it
was apparently discarded.  While there is a long-term plan in place,
that plan is obviously not nearing completion yet, and the current
kernel is still broken unless this patch is applied.

Link: https://patchwork.kernel.org/patch/10140175/
Link: https://patchwork.linuxtv.org/patch/54831/

Cc: Max Kellermann <max.kellermann@gmail.com>
Cc: Wolfgang Rohdewald <wolfgang@rohdewald.de>
Cc: stable@vger.kernel.org
Fixes: f686c14364 ("[media] stb0899: move code to "detach" callback")
Fixes: 6cdeaed3b1 ("media: dvb_usb_pctv452e: module refcount changes were unbalanced")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-08-04 06:33:11 -03:00
Hans Verkuil
4590c07462 media: via-camera: convert to the vb2 framework
Convert the via-camera to the vb2 framework. With this change this
driver passes all 'v4l2-compliance -s' tests on my OLPC 1.5.

Also tested with the Sugar 'Record' application.

All tests were done under the OLPC official 5.0.8 kernel.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-30 12:18:34 -04:00
Hans Verkuil
4e4f3b99b4 media: vivid: add support for new pixelformats
New RGB444, RGB555 and RGB32 variants were recently added. Now also
support them in vivid.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-30 12:17:34 -04:00
Hans Verkuil
079a649c75 media: v4l2-common: add support for new RGB32 pixelformats
Four new variants of RGB32 were added. Add support for them to
the v4l2_format_info() function.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-30 12:17:08 -04:00
Hans Verkuil
cad2991a95 media: v4l2-tpg: add support for new pixelformats
Several new variations of RGB444, RGB555 and RGB32 were
added. Add support for these.

This is the list of new pixelformats:

V4L2_PIX_FMT_RGBX444
V4L2_PIX_FMT_RGBA444
V4L2_PIX_FMT_XBGR444
V4L2_PIX_FMT_ABGR444
V4L2_PIX_FMT_BGRX444
V4L2_PIX_FMT_BGRA444
V4L2_PIX_FMT_RGBX555
V4L2_PIX_FMT_RGBA555
V4L2_PIX_FMT_XBGR555
V4L2_PIX_FMT_ABGR555
V4L2_PIX_FMT_BGRX555
V4L2_PIX_FMT_BGRA555
V4L2_PIX_FMT_RGBX32
V4L2_PIX_FMT_BGRX32
V4L2_PIX_FMT_RGBA32
V4L2_PIX_FMT_BGRA32

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-30 12:16:45 -04:00
Paul Kocialkowski
1e42d384aa media: v4l2-ctrl: Add a comment on why we zero out compound controls fields
Since it's not necessarily very explicit why we need to zero some fields
in std_validate_compound, add a comment before the function to explain
why, which should help as a reminder.

Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-30 12:13:15 -04:00
Hans Verkuil
7c490e2561 media: v4l2-ioctl.c: OR flags in v4l_fill_fmtdesc(), not don't overwrite
If a driver sets a FMT flag in the enum_fmt op, then that will be
ignored since v4l_fill_fmtdesc() overwrites it again.

v4l_fill_fmtdesc() should OR its flag, not overwrite it.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-30 12:12:05 -04:00
Hans Verkuil
92f5b0313e media: vivid: fix missing cec adapter name
Commit "vivid: reorder CEC allocation and control set-up" missed that the CEC adapter
needs a valid vfd->name, and that was now filled in after the CEC adapter was
created, leading to an empty adapter name.

Fill in the name earlier.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Fixes: 4ee895e71a ("media: vivid: reorder CEC allocation and control set-up")
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-30 11:47:51 -04:00
Ezequiel Garcia
a8f910ec66 media: v4l2-core: Cleanup Makefile
Use the videodev-$(CONFIG_FOO) syntax to simplify the Makefile.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-25 12:28:28 -04:00
Ezequiel Garcia
24f6f93a19 media: Don't default-enable "ancillary driver autoselect" if EMBEDDED
Admittedly, it's not easy to say what CONFIG_EMBEDDED really should be
doing, just as it's not easy to say what is "embedded".

In any case, the very description of MEDIA_SUBDRV_AUTOSELECT
specifies that embedded systems usually don't want
to enable this autoselect option.

Therefore, drop the default-yes, when the CONFIG_EMBEDDED is chosen.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-25 11:48:22 -04:00
Niklas Söderlund
6b4633310a media: rcar-vin: Always setup controls when opening video device
Now that both Gen2 (video device centric) and Gen3 (media device
centric) modes of the driver have controls it is required to always
setup the controls when opening the devices. Remove the check which only
calls v4l2_ctrl_handler_setup() for Gen2 and call it unconditionally.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-25 11:47:36 -04:00
Niklas Söderlund
1d99e68ce7 media: rcar-vin: Add support for RGB formats with alpha component
The R-Car VIN module supports V4L2_PIX_FMT_ARGB555 and
V4L2_PIX_FMT_ABGR32 pixel formats. Add the hardware register setup and
allow the alpha component to be changed while streaming using the
V4L2_CID_ALPHA_COMPONENT control.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
[hverkuil-cisco@xs4all.nl: fix checkpatch warning for macro VNDMR_A8BIT]
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-25 11:46:58 -04:00
Niklas Söderlund
5720c7331f media: rcar-vin: Add control for alpha component
In preparation to adding support for RGB pixel formats with an alpha
component add a control to allow the user to control which alpha value
should be used.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-25 11:45:55 -04:00
Niklas Söderlund
19ab1f649c media: rcar-vin: Rename VNDMR_DTMD_ARGB1555 to VNDMR_DTMD_ARGB
The value have nothing to do with ARGB1555, it controls if the alpha
component should be filled in for ARGB1555 or ARGB888. Rename it to
reflect this.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Ulrich Hecht <uli+renesas@fpond.eu>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-25 11:45:09 -04:00
Hans Verkuil
049e684f2d media: v4l2-dev: fix WARN_ON(!vdev->device_caps)
Device nodes of type VFL_TYPE_SUBDEV have a 0 device_caps, so they
trigger this warning. Add a check against VFL_TYPE_SUBDEV.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Fixes: 3c1350501c ("media: v4l2-dev/ioctl: require non-zero device_caps, verify sane querycap results")
Reported-by: Jan Kotas <jank@cadence.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-25 11:44:21 -04:00
Sakari Ailus
2c93346698 media: ipu3-cio2: Parse information from firmware without using callbacks
Instead of using the convenience function
v4l2_async_notifier_parse_fwnode_endpoints(), parse the endpoints and set
up the async sub-devices without using callbacks. While this adds a little
bit of code, it makes parsing the endpoints quite a bit more simple and
gives more control to the driver over the process. The parsing assumes
D-PHY instead of letting the V4L2 fwnode framework guess it.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-25 11:01:24 -04:00
Sakari Ailus
706c0cffaf media: ipu3-cio2: Proceed with notifier init even if there are no subdevs
The notifier may be registered even if there are no subdevs. Do that to
simplify the code.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-25 11:00:48 -04:00
Sakari Ailus
f6a5242b7c media: ipu3-cio2: Clean up notifier's subdev list if parsing endpoints fails
The notifier must be cleaned up whenever parsing endpoints fails. Do that
to avoid a memory leak in that case.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-25 11:00:25 -04:00
Sakari Ailus
d1e164289e media: v4l2-async: Safely clean up an uninitialised notifier
Make the V4L2 async framework a bit more robust by allowing to clean up an
uninitialised notifier. Otherwise the result would be a (close to) NULL
pointer dereference.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Tested-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-25 11:00:06 -04:00
Sakari Ailus
2ea4cfc9a7 media: omap3isp: Rework OF endpoint parsing
Rework OF endpoint parsing for the omap3isp driver. This does add some
lines of code. The benefits are still clear:

- the great complication related to callbacks in endpoint parsing is gone;
  instead endpoints are obtained port by port and

- endpoints may now have a default bus configuration which was not
  possible while using callbacks. This driver does not benefit from that
  feature, but as the omap3isp is one of the exemplary drivers, this works
  as an example for driver developers.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Tested-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-25 10:59:49 -04:00
Sakari Ailus
820342aca0 media: v4l2-async: Add v4l2_async_notifier_add_fwnode_remote_subdev
v4l2_async_notifier_add_fwnode_remote_subdev is a convenience function for
parsing information on V4L2 fwnode subdevs.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Tested-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-25 08:03:03 -04:00
Sakari Ailus
016413d967 media: v4l2-async: Get fwnode reference when putting it to the notifier's list
The v4l2_async_notifier_add_fwnode_subdev() did not take a reference of
the added fwnode, relying on the caller to handle that instead, in essence
putting the fwnode to be added if there was an error.

As the reference is eventually released during the notifier cleanup, this
is not intuitive nor logical. Improve this by always getting a reference
when the function succeeds, and the caller releasing the reference when it
does not *itself* need it anymore.

Luckily, perhaps, there were just a handful of callers using the function.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Tested-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-25 08:01:43 -04:00
Sakari Ailus
6a76404b13 media: davinci-vpif: Don't dereference endpoint after putting it, fix refcounting
The davinci-vpif driver dereferences its local endpoints after releasing
the reference to them.

The driver also puts its endpoints explicitly while the
of_graph_get_next_endpoint() does that, too, leading to obtaining a
reference once and releasing it twice.

Both are fixed by this patch.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-25 08:01:10 -04:00