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From: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
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From: Jean-Francois Moine <moinejf@free.fr>
- remaning subdrivers added
- remove the decoding helper and some specific frame decodings
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
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From: Al Viro <viro@ftp.linux.org.uk>
Annotations + stop saa7146_i2c from playing fast and loose with
reuse of ->cpu_addr for host-endian.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Hans Verkuil <hverkuil@xs4all.nl>
The cx18 can support transport streams with newer firmwares. Add a TS
capability to the generic cx2341x module.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
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From: Hans Verkuil <hverkuil@xs4all.nl>
Various ioctl debugging fixes and improvements:
- use %x rather than %d for control IDs and bitmask fields
- make two arrays const
- show the whole control array for the ext_ctrl ioctls
- print pix_fmt for V4L2_BUF_TYPE_VIDEO_OUTPUT
- show full type name rather than an integer
- fix CROPCAP debugging
- fix G/S_TUNER debugging
- show error code in case of an error
- other small cleanups
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
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From: Mauro Carvalho Chehab <mchehab@infradead.org>
Fixed a small merge conflicts at:
merging linux/drivers/media/video/cx18/cx18-cards.h
warning: conflicts during merge.
merging linux/drivers/media/video/cx18/cx18-cards.h failed!
Basically, two new structures were added bellow the same place
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Hans Verkuil <hverkuil@xs4all.nl>
VIDIOC_ENUMSTD did not return all the PAL/SECAM/NTSC variants: it just returned
one single PAL/SECAM/NTSC standard without separate entries for the trickier
standards like NTSC-JP.
Changed the code so that it behaves better.
Also simplified the if/switch statements into a common standards lookup table.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
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From: brandon@ifup.org <brandon@ifup.org>
A number of V4L drivers have a mod param to specify their preferred minors.
This is because it is often desirable for applications to have a static /dev
name for a particular device. However, using minors has several disadvantages:
1) the requested minor may already be taken
2) using a mod param is driver specific
3) it requires every driver to add a param
4) requires configuration by hand
This patch introduces an "index" attribute that when combined with udev rules
can create static device paths like this:
/dev/v4l/by-path/pci-0000\:00\:1d.2-usb-0\:1\:1.0-video0
/dev/v4l/by-path/pci-0000\:00\:1d.2-usb-0\:1\:1.0-video1
/dev/v4l/by-path/pci-0000\:00\:1d.2-usb-0\:1\:1.0-video2
$ ls -la /dev/v4l/by-path/pci-0000\:00\:1d.2-usb-0\:1\:1.0-video0
lrwxrwxrwx 1 root root 12 2008-04-28 00:02 /dev/v4l/by-path/pci-0000:00:1d.2-usb-0:1:1.0-video0 -> ../../video1
These paths are steady across reboots and should be resistant to rearranging
across Kernel versions.
video_register_device_index is available to drivers to request a
specific index number.
Signed-off-by: Brandon Philips <bphilips@suse.de>
Signed-off-by: Kees Cook <kees@outflux.net>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Tim Farrington <timf@iinet.net.au>
Also, adds IR table for Avermedia A16d
Signed-off-by: Tim Farrington <timf@iinet.net.au>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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Update from main repository.
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
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From: Hans Verkuil <hverkuil@xs4all.nl>
The S-Video LUMA input was restricted to the In1-In4 inputs, but it
turns out that it can use the full range of In1-In8.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
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From: Mauro Carvalho Chehab <mchehab@infradead.org>
Some I2C API change patches were committed at kernel. Backport those changes to
V4L/DVB tree.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Mauro Carvalho Chehab <mchehab@infradead.org>
Unfortunately, this patch were mixed with an experimental patch I'm working
with.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Al Viro <viro@ftp.linux.org.uk>
Endianness annotations and fixes + fixing the handling of
->uncorrected_block_count
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: David Woodhouse <dwmw2@infradead.org>
These were removed in commit 26d507fcfef7f7d0cd2eec874a87169cc121c835:
> -#define V4L2_CID_HCENTER (V4L2_CID_BASE+22)
> -#define V4L2_CID_VCENTER (V4L2_CID_BASE+23)
> -#define V4L2_CID_LASTP1 (V4L2_CID_BASE+24) /*
> last CID + 1 */
> +
> +/* Deprecated, use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
> +#define V4L2_CID_HCENTER_DEPRECATED (V4L2_CID_BASE+22)
> +#define V4L2_CID_VCENTER_DEPRECATED (V4L2_CID_BASE+23)
But there was no warning in Documentation/feature-removal-schedule.txt
and I'm receiving reports that it's breaking userspace apps (the
gstreamer-v4l2 plugin breaks in Fedora rawhide). You can't just pull
things from the published userspace API like that.
Please can we revert the addition of _DEPRECATED to these ioctl
definitions. Perhaps we can add a runtime warning if they actually get
used? Or a compile-time warning if we can manage that?
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Hans Verkuil <hverkuil@xs4all.nl>
The naming for the callbacks that handle the VIDIOC_ENUM_FMT and
VIDIOC_S/G/TRY_FMT ioctls was very confusing. Renamed it to match
the v4l2_buf_type name.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
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handling
From: Hans Verkuil <hverkuil@xs4all.nl>
There was no vidioc_try_fmt_sliced_vbi_output, instead vidioc_try_fmt_vbi_output
was reused.
The VIDIOC_ENUMOUTPUT handling was missing altogether, even though the callback
existed.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
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From: Hans Verkuil <hverkuil@xs4all.nl>
The default videodev behavior for VIDIOC_G_STD is not correct for all devices.
Add a new callback that drivers can use instead.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
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From: Tobias Lorenz <tobias.lorenz@gmx.net>
Signed-off-by: Tobias Lorenz <tobias.lorenz@gmx.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
The v4l2_video_std_fps function has been removed by Adrian Bunk in 2004
but then its prototype re-appeared in include/media/v4l2-dev.h. Remove it.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Arjan van de Ven <arjan@linux.intel.com>
vidiocgmbuf() does this:
mutex_lock(&fh->cap.vb_lock);
retval = videobuf_mmap_setup(&fh->cap, gbuffers, gbufsize,
V4L2_MEMORY_MMAP);
and videobuf_mmap_setup() then just does
mutex_lock(&q->vb_lock);
ret = __videobuf_mmap_setup(q, bcount, bsize, memory);
mutex_unlock(&q->vb_lock);
which is an obvious double-take deadlock.
This patch fixes this by having vidiocgmbuf() just call the __videobuf_mmap_setup
function instead.
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Mauro Carvalho Chehab <mchehab@infradead.org>
The I2C changes at probe method did this:
In file included from /home/v4l/master/v4l/cx25840-core.c:42:
/home/v4l/master/v4l/../linux/include/media/v4l2-i2c-drv-legacy.h: In function 'v4l2_i2c_drv_init':
/home/v4l/master/v4l/../linux/include/media/v4l2-i2c-drv-legacy.h:201: warning: assignment from incompatible pointer type
/home/v4l/master/v4l/../linux/include/media/v4l2-i2c-drv.h: In function 'v4l2_i2c_drv_init':
/home/v4l/master/v4l/../linux/include/media/v4l2-i2c-drv.h:57: warning: assignment from incompatible pointer type
This patches creates a pseudo-function, at include/media/v4l2-i2c-drv-legacy.h
and on include/media/v4l2-i2c-drv.h, that makes the proper translation:
static int compat_legacy_probe(struct i2c_client *client)
{
return v4l2_i2c_data.probe(client, NULL);
}
Hopefully, this will fix the issue of making the code backward compatible
without much changes.
Notice: The fix weren't tested on hardware. I'm currently out of town, without
hardware here.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Mauro Carvalho Chehab <mchehab@infradead.org>
kernel-sync:
Those files are not maintained here. Just update with the latest version.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Mauro Carvalho Chehab <mchehab@infradead.org>
kernel-sync:
Author: Jean Delvare <khali@linux-fr.org>
Date: Tue Apr 29 23:11:39 2008 +0200
i2c: Add support for device alias names
Based on earlier work by Jon Smirl and Jochen Friedrich.
This patch allows new-style i2c chip drivers to have alias names using
the official kernel aliasing system and MODULE_DEVICE_TABLE(). At this
point, the old i2c driver binding scheme (driver_name/type) is still
supported.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Hans Verkuil <hverkuil@xs4all.nl>
Many thanks to Steve Toth from Hauppauge and Nattu Dakshinamurthy from
Conexant for their support. I am in particular thankful to Hauppauge
since without their help this driver would not exist. It should also
be noted that Steve did the work to get the DVB part up and running.
Thank you!
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: G. Andrew Walls <awalls@radix.net>
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From: Mauro Carvalho Chehab <mchehab@infradead.org>
kernel-sync:
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Dâniel Fraga <fragabr@gmail.com>
The attached patch adds complete remote control support for
Powercolor Real Angel 330.
Signed-off-by: Daniel Fraga <fragabr@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
All drivers should provide a spinlock to be used in videobuf operations.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Reviewed-by: Brandon Philips <bphilips@suse.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Function pointers and the driver owner are not expected to change
throughout soc-camera host's life. Extract them into an operations struct.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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Add a waitqueue to wait on when there are no buffers in the buffer queue.
DQBUF waits on this queue without holding vb_lock to allow a QBUF to happen.
Once a buffer has been queued we recheck that the queue is still streaming and
wait on the new buffer's waitqueue while holding the vb_lock. The driver
should come along in a timely manner and put the buffer into its next state
finishing the DQBUF.
By implementing this waitqueue it also brings the videobuf DQBUF up to spec and
it now blocks on O_NONBLOCK even when no buffers have been queued via QBUF:
"By default VIDIOC_DQBUF blocks when no buffer is in the outgoing queue."
- V4L2 spec
CC: Trent Piepho <xyzzy@speakeasy.org>
CC: Carl Karsten <carl@personnelware.com>
CC: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Brandon Philips <bphilips@suse.de>
---
linux/drivers/media/video/videobuf-core.c | 96 +++++++++++++++++++++++-------
linux/include/media/videobuf-core.h | 2
2 files changed, 78 insertions(+), 20 deletions(-)
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In videobuf-vmalloc.c remap_vmalloc_range is failing when applications are
trying to mmap buffers immediately after reqbuf. It fails because the vmalloc
area isn't setup until the first QBUF when drivers call iolock.
This patch introduces mmap_setup to the qtype_ops and it is called in
__videobuf_mmap_setup if the buffer type is mmap. In the case of vmalloc
buffers this calls iolock, and sets the state to idle.
I don't think this is needed for dma-sg buffers and it defaults to a no-op for
everything but vmalloc.
Signed-off-by: Brandon Philips <bphilips@suse.de>
---
linux/drivers/media/video/videobuf-core.c | 29 +++++++-----------
linux/drivers/media/video/videobuf-vmalloc.c | 43 +++++++++++++--------------
linux/include/media/videobuf-core.h | 3 +
3 files changed, 35 insertions(+), 40 deletions(-)
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From: Frej Drejhammar <frej.drejhammar@gmail.com>
Define a pre-defined control ID for color killer functionality.
Signed-off-by: "Frej Drejhammar <frej.drejhammar@gmail.com>"
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Frej Drejhammar <frej.drejhammar@gmail.com>
Define a pre-defined control ID for chroma automatic gain control.
Signed-off-by: "Frej Drejhammar <frej.drejhammar@gmail.com>"
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Mauro Carvalho Chehab <mchehab@infradead.org>
Those files are maintained on other trees. Just update them to the newest
version.
kernel-sync:
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
In case of muliple cameras, handled by the same driver, they can support
different picture formats, therefore formats and num_formats cannot belong
to soc_camera_ops, which is only one per driver, move them to
soc_camera_device, which is one per device instance. OTOH, probe and
remove methods are always the same, move them to soc_camera_ops.
Thanks to Eric Miao for making me look at this code again:-)
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Mauro Carvalho Chehab <mchehab@infradead.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Michael Krufky <mkrufky@linuxtv.org>
TUNER_PHILIPS_ATSC is an ambiguous name for a tuner. Rename it to
TUNER_PHILIPS_FCV1236D to be more descriptive.
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
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From: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Make the dev member of the struct videobuf_queue of type "struct device *"
to avoid future problems. Also change the prototype of the
videobuf_queue_core_init() function.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Mauro Carvalho Chehab <mchehab@infradead.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Mauro Carvalho Chehab <mchehab@infradead.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Improve hardware parameter negotiation between the camera host driver and
camera drivers. Parameters like horizontal and vertical synchronisation,
pixel clock polarity shall be set depending on capabilities of the
parties.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Peter Hartley <pdh@utter.chaos.org.uk>
Currently (in linux-2.6.24, but linux-dvb hg looks similar), the
dmx_output_t in the dmx_pes_filter_params decides two things: whether
output is sent to demux0 or dvr0 (in dmxdev.c:dvb_dmxdev_ts_callback),
*and* whether to depacketise TS (in dmxdev.c:dvb_dmxdev_filter_start).
As it stands, those two things can't be set independently: output
destined for demux0 is depacketised, output for dvr0 isn't.
This is what you want for capturing multiple audio streams from the same
multiplex simultaneously: open demux0 several times and send
depacketised output there. And capturing a single video stream is fine
not what you want: you want multi-open (so demux0, not dvr0), but you
want the TS nature preserved (because that's what you want on output, as
you're going to re-multiplex it with the audio).
At least one existing solution -- GStreamer -- sends all its streams
simultaneously via dvr0 and demuxes again in userland, but it seems a
bit of a shame to pick out all the PIDs in kernel, stick them back
together in kernel, and send them to userland only to get unpicked
again, when the alternative is such a small API addition.
The attached patch adds a new value for dmx_output_t:
DMX_OUT_TSDEMUX_TAP, which sends TS to the demux0 device. With this
patch and a dvb-usb-dib0700 (and UK Freeview from Sandy Heath), I can
successfully capture an audio/video PID pair into a TS file that mplayer
can play back.
Signed-off-by: Peter Hartley <pdh@utter.chaos.org.uk>
Acked-by: Andreas Oberritter <obi@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Only attach cameras to the host interface for probing, then detach until
open. This allows platforms with several cameras on an interface,
physically supporting only one camera, to handle multiple cameras and
activate them selectively after initial probing. The first attach during
probe is needed to activate the host interface to be able to physically
communicate with cameras.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Michael Krufky <mkrufky@linuxtv.org>
Enable digital tuning support within tuner-simple. This will allow for a
single tuner module to manage the hardware, without having dvb-pll loaded.
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
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From: Michael Krufky <mkrufky@linuxtv.org>
taken from dvb-pll
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
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From: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
This patch addresses most issues pointed out by Russell and Erik, moves
recently introduced into pxa-regs.h camera-specific defines into
pxa_camera.c, removes dummy power-management functions, improves
function-naming, etc.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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Subject: Convert videobuf-dma-sg to generic DMA API
Date: Tue, 19 Feb 2008 13:40:54 +0100 (CET)
videobuf-dma-sg does not need to depend on PCI. Switch it to using generic
DMA API, convert all affected drivers, relax Kconfig restriction, improve
compile-time type checking, fix some Coding Style violations while at it.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Michael Krufky <mkrufky@linuxtv.org>
Add entry points used for digital tuning via the dvb_frontend.
Share state data between multiple instances of the driver for hybrid
tuners.
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
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From: Brandon Philips <brandon@ifup.org>
- Continue to support the V4L2_CID_PRIVATE_BASE + 1 control in the ABI
- Report the same control as V4L2_CID_SHARPNESS
- Report the private control disabled via QUERYCTRL
Signed-off-by: Brandon Philips <bphilips@suse.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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From: Mauro Carvalho Chehab <mchehab@infradead.org>
kernel-sync:
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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