Age | Commit message (Collapse) | Author |
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Add two helper functions to check if two rectangles have the same
position (top/left) and if two rectangles equals (same size and
same position).
Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Since commit 9a4c7e68f7e0 ("media: tvp5150: convert register
access to regmap")' the driver supports regmap. Now we can drop
the handmade bit update sequence and move to the regmap provided
helpers.
Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Regmap provides built in debugging, caching and provides dedicated
accessors for bit manipulations in registers, which make the following
changes a lot simpler.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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The function only consists of a single switch case block without a
default case. Unsupported control requests are indicated by the -EINVAL
return code trough the last return statement at the end of the function. So
exiting just the switch case block returns the -EINVAL error code but the
hue control is supported and a zero should be returned instead.
Replace the break by a 'return 0' to fix this behaviour.
Fixes: d183e4efcae8 ("[media] v4l: tvp5150: Add missing break in set
control handler")
Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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The driver ignored the width alignment which exists due to the UYVY
colorspace format. Fix the width alignment and make use of the the
provided v4l2 helper function to set the width, height and all
alignments in one.
Fixes: 963ddc63e20d ("[media] media: tvp5150: Add cropping support")
Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Now that all drivers are using pad signal types, we can get
rid of the global static definition, as routes are stablished
using the pad signal type.
The tuner and IF-PLL pads are now used only by the tuner core,
so move the definitions to be there.
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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As we don't need anymore to share pad numbers with similar
drivers, use its own pad definition instead of a global
model.
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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As we don't need anymore to share pad numbers with similar
drivers, use its own pad definition instead of a global
model.
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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As we don't need anymore to share pad numbers with similar
drivers, use its own pad definition instead of a global
model.
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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As we don't need anymore to share pad numbers with similar
drivers, use its own pad definition instead of a global
model.
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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As we don't need anymore to share pad numbers with similar
drivers, use its own pad definition instead of a global
model.
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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As we don't need anymore to share pad numbers with similar
drivers, use its own pad definition instead of a global
model.
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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As we don't need anymore to share pad numbers with similar
drivers, use its own pad definition instead of a global
model.
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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When creating the audio link, use pad signals, instead of
hardcoding using the pad index number.
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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On tuner pads, multiple signals are present. Be sure to get
the right PAD by using them.
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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It is not trivial to debug troubles at media graph build.
So, add print messages to help debug what's happening,
in the case of an error occurs.
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Instead of relying on a static map for pids, use the new sig_type
"taint" type to setup the pipelines with the same tipe between
different entities.
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Consumer devices are provided with a wide different range of types
supported by the same driver, allowing different configutations.
In order to make easier to setup media controller links, "taint"
pads with the signal type it carries.
While here, get rid of DEMOD_PAD_VBI_OUT, as the signal it carries
is actually the same as the normal video output.
The difference happens at the video/VBI interface:
- for VBI, only the hidden lines are streamed;
- for video, the stream is usually cropped to hide the
vbi lines.
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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The signal there is the same as the video output (well,
except for sliced VBI, but let's simplify the model and ignore
it, at least for now - as it is routed together with raw
VBI).
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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The v4l2-compliance tool complains if a video doesn't start
with a zero sequence number.
While this shouldn't cause any real problem for apps, let's
make it happier, in order to better check the v4l2-compliance
differences before and after patchsets.
This is actually an old issue. It is there since at least its
videobuf2 conversion, e. g. changeset 3829fadc461 ("[media]
em28xx: convert to videobuf2"), if VB1 wouldn't suffer from
the same issue.
Cc: stable@vger.kernel.org
Fixes: d3829fadc461 ("[media] em28xx: convert to videobuf2")
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Instead of using a register value, use an AMUX name, as otherwise
VIDIOC_G_AUDIO would fail.
Cc: stable@vger.kernel.org
Fixes: 766ed64de554 ("V4L/DVB (11827): Add support for Terratec Grabster AV350")
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Follow the V4L2 spec, as warned by v4l2-compliance:
warn: v4l2-test-formats.cpp(732): TRY_FMT cannot handle an invalid pixelformat.
warn: v4l2-test-formats.cpp(733): This may or may not be a problem. For more information see:
warn: v4l2-test-formats.cpp(734): http://www.mail-archive.com/linux-media@vger.kernel.org/msg56550.html
Cc: stable@vger.kernel.org
Fixes: bddcf63313c6 ("V4L/DVB (9927): em28xx: use a more standard way to specify video formats")
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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The a->index is not the name of the internal amux entry,
but, instead a value from zero to the maximum number
of audio inputs.
As the actual available inputs depend on each board, build
it dynamically.
This is broken for a really long time. On a quick check,
since at least commit 195a4ef627e1 ("V4L/DVB (6585): Convert
em28xx to video_ioctl2") this was not implemented right.
Fixes: 195a4ef627e1 ("V4L/DVB (6585): Convert em28xx to video_ioctl2")
Cc: stable@vger.kernel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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The parameters of v4l2_ctrl_new_std_menu_items() are tricky: instead of
the number of possible values, it requires the number of the maximum
value. In other words, the ARRAY_SIZE() value should be decremented,
otherwise it will go past the array bounds, as warned by KASAN:
[ 279.839688] BUG: KASAN: global-out-of-bounds in v4l2_querymenu+0x10d/0x180 [videodev]
[ 279.839709] Read of size 8 at addr ffffffffc10a4cb0 by task v4l2-compliance/16676
[ 279.839736] CPU: 1 PID: 16676 Comm: v4l2-compliance Not tainted 4.18.0-rc2+ #120
[ 279.839741] Hardware name: /NUC5i7RYB, BIOS RYBDWi35.86A.0364.2017.0511.0949 05/11/2017
[ 279.839743] Call Trace:
[ 279.839758] dump_stack+0x71/0xab
[ 279.839807] ? v4l2_querymenu+0x10d/0x180 [videodev]
[ 279.839817] print_address_description+0x1c9/0x270
[ 279.839863] ? v4l2_querymenu+0x10d/0x180 [videodev]
[ 279.839871] kasan_report+0x237/0x360
[ 279.839918] v4l2_querymenu+0x10d/0x180 [videodev]
[ 279.839964] __video_do_ioctl+0x2c8/0x590 [videodev]
[ 279.840011] ? copy_overflow+0x20/0x20 [videodev]
[ 279.840020] ? avc_ss_reset+0xa0/0xa0
[ 279.840028] ? check_stack_object+0x21/0x60
[ 279.840036] ? __check_object_size+0xe7/0x240
[ 279.840080] video_usercopy+0xed/0x730 [videodev]
[ 279.840123] ? copy_overflow+0x20/0x20 [videodev]
[ 279.840167] ? v4l_enumstd+0x40/0x40 [videodev]
[ 279.840177] ? __handle_mm_fault+0x9f9/0x1ba0
[ 279.840186] ? __pmd_alloc+0x2c0/0x2c0
[ 279.840193] ? __vfs_write+0xb6/0x350
[ 279.840200] ? kernel_read+0xa0/0xa0
[ 279.840244] ? video_usercopy+0x730/0x730 [videodev]
[ 279.840284] v4l2_ioctl+0xa1/0xb0 [videodev]
[ 279.840295] do_vfs_ioctl+0x117/0x8a0
[ 279.840303] ? selinux_file_ioctl+0x211/0x2f0
[ 279.840313] ? ioctl_preallocate+0x120/0x120
[ 279.840319] ? selinux_capable+0x20/0x20
[ 279.840332] ksys_ioctl+0x70/0x80
[ 279.840342] __x64_sys_ioctl+0x3d/0x50
[ 279.840351] do_syscall_64+0x6d/0x1c0
[ 279.840361] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 279.840367] RIP: 0033:0x7fdfb46275d7
[ 279.840369] Code: b3 66 90 48 8b 05 b1 48 2d 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 81 48 2d 00 f7 d8 64 89 01 48
[ 279.840474] RSP: 002b:00007ffee1179038 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[ 279.840483] RAX: ffffffffffffffda RBX: 00007ffee1179180 RCX: 00007fdfb46275d7
[ 279.840488] RDX: 00007ffee11790c0 RSI: 00000000c02c5625 RDI: 0000000000000003
[ 279.840493] RBP: 0000000000000002 R08: 0000000000000020 R09: 00000000009f0902
[ 279.840497] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffee117a5a0
[ 279.840501] R13: 00007ffee11790c0 R14: 0000000000000002 R15: 0000000000000000
[ 279.840515] The buggy address belongs to the variable:
[ 279.840535] tvp5150_test_patterns+0x10/0xffffffffffffe360 [tvp5150]
Fixes: c43875f66140 ("[media] tvp5150: replace MEDIA_ENT_F_CONN_TEST by a control")
Cc: stable@vger.kernel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Replace "falltrough" with a proper "fall through" annotation.
This fix is part of the ongoing efforts to enabling
-Wimplicit-fallthrough
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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In preparation to remove the node name pointer from struct device_node,
convert printf users to use the %pOFn format specifier.
Cc: "Lad, Prabhakar" <prabhakar.csengg@gmail.com>
Cc: Benoit Parrot <bparrot@ti.com>
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Cc: Hyun Kwon <hyun.kwon@xilinx.com>
Cc: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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The VIDEO_STILLPICTURE is only implemented by one driver, while
VIDEO_GET_EVENT has two users in tree. In both cases, it is fairly
easy to handle the compat ioctls in the native handler rather
than relying on translation in fs/compat_ioctls.
In effect, this means that now the drivers implement both structure
layouts in both native and compat mode, but I don't see anything
wrong with that.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Most DVB audio and video ioctl commands are completely compatible,
and are implemented by just two drivers: ttpci and ivtv. In both
cases, we can use the same ioctl handler for both native and
compat ioctl handling, and remove the entries from the global
lookup table.
In case of ttpci, this directly hooks into the file_operations
structure, and for ivtv, we have to set the compat_ioctl32
method in v4l2_file_operations. For all I can tell, setting it
to video_ioctl2 will still do the right thing for all commands.
Note that for the VIDEO_STILLPICTURE and VIDEO_GET_EVENT commands,
a translation handler in fs/compat_ioctl.c is still used. This
works because the command numbers are different on 32-bit
systems.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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All the CEC ioctls are compatible, and they are only implemented
in one driver, so we can simply let this driver handle them
natively.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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All dmx ioctls are compatible, and they are only implemented
in one file, so we can replace the list of commands in
fs/compat_ioctl.c with a single line in dmxdev.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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The VIDEO_GET_EVENT and VIDEO_STILLPICTURE was added back in 2005 but
it never worked because the command number is wrong.
Using the right command number means we have a better chance of them
actually doing the right thing, though clearly nobody has ever tried
it successfully.
I noticed these while auditing the remaining users of compat_time_t
for y2038 bugs. This one is fine in that regard, it just never did
anything.
Fixes: 6e87abd0b8cb ("[DVB]: Add compat ioctl handling.")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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This patch updates license to use SPDX-License-Identifier
instead of verbose license text.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Ramesh Shanmugasundaram <Ramesh.shanmugasundaram@bp.renesas.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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dma_alloc_coherent + memset
dma_zalloc_coherent has implemented the dma_alloc_coherent() + memset(),
We prefer to dma_zalloc_coherent instead of open-codeing.
Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Motion eye video4linux driver for Sony Vaio PictureBook desn't validate user-controlled parameter
'vma->vm_pgoff', a malicious process might access all of kernel memory from user space by trying
pass different arbitrary address.
Discussion: http://www.openwall.com/lists/oss-security/2018/07/06/1
Signed-off-by: Lao Wei <zrlw@qq.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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The ADV748x supports configurable slave addresses for its I2C pages.
Document the page names, and provide an example for setting each of the
pages explicitly.
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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The reg-names property in the documentation is missing an '='. Add it.
Fixes: 9feb786876c7 ("media: dt-bindings: media: adv7604: Extend
bindings to allow specifying slave map addresses")
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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This entry was created with my personal e-mail address. Update with
the correct work related account.
Signed-off-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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This patch updates license to use SPDX-License-Identifier
instead of verbose license text.
As original license mentioned, it is GPL-2.0 in SPDX.
Then, MODULE_LICENSE() should be "GPL v2" instead of "GPL".
See ${LINUX}/include/linux/module.h
"GPL" [GNU Public License v2 or later]
"GPL v2" [GNU Public License v2]
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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This patch updates license to use SPDX-License-Identifier
instead of verbose license text.
As original license mentioned, it is GPL-2.0 in SPDX.
Then, MODULE_LICENSE() should be "GPL v2" instead of "GPL".
See ${LINUX}/include/linux/module.h
"GPL" [GNU Public License v2 or later]
"GPL v2" [GNU Public License v2]
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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As original license mentioned, it is GPL-2.0+ in SPDX.
Then, MODULE_LICENSE() should be "GPL" instead of "GPL v2".
See ${LINUX}/include/linux/module.h
"GPL" [GNU Public License v2 or later]
"GPL v2" [GNU Public License v2]
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Add support for STMicroelectronics LNBH29 LNB supply driver.
Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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While v4l2_i2c_subdev_init does give a unique name to the subdev, matching
the one appearing in dmesg for messages generated by dev_info and friends
(e.g. imx185 30-0010), v4l2_spi_subdev_init does a poor job, copying only
the driver name, but not the dev_name(), yielding e.g. "imx185", but
missing the "spi1.1" part, and not generating a unique name.
Fix that.
Signed-off-by: Philippe De Muyter <phdm@macqel.be>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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The check for irq_mode == 2 occurs is always false and hence flags
is always zero. This is because the check occurs in a path where
irq_mode is >= 3. Clean up the code by removing the check and irq_mode
and just pass 0.
Detected by CoverityScan, CID#1472214 ("Logically dead code")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Cc: Ralph Metzler <rjkm@metzlerbros.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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I'm definitely not interested to try to maintain those drivers anymore.
Signed-off-by: Daniel Scheller <d.scheller@gmx.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Added missing SPDX license identifiers to all files of the omap4iss
driver.
Most files already have license texts which clearly state them to be
licensed under GPL 2.0 or later. SPDX identifiers were added accordingly.
Some files do not have any license text. SPDX identifiers for GPL 2.0
were added to them, in accordance with the default license of the
kernel.
Signed-off-by: Daniel Graefe <daniel.graefe@fau.de>
Signed-off-by: Roman Sommer <roman.sommer@fau.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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