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12 years ago[media] saa7134: use correct array offset
Dan Carpenter [Thu, 5 Jan 2012 05:24:00 +0000 (02:24 -0300)]
[media] saa7134: use correct array offset

Smatch complains that i can be one passed the end of the array if we
don't hit the break statement.  We should be using the "audio" here like
we do in the other places.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] af9013: change & to &&
Dan Carpenter [Thu, 5 Jan 2012 05:23:28 +0000 (02:23 -0300)]
[media] af9013: change & to &&

This is just a cleanup, it doesn't change how the code works.  These
are compound conditions and not bitwise operations so it should be &&
and not &.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] cx88: Fix radio support for Leadtek DTV2000H J
Miroslav Slugen [Tue, 13 Dec 2011 18:36:15 +0000 (15:36 -0300)]
[media] cx88: Fix radio support for Leadtek DTV2000H J

Leadtek DTV2000H J has Philips a FMD1216MEX tuner,
and not a FMD1216ME.

Signed-off-by: Miroslav Slugen <thunder.mmm@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] xc3028: fix center frequency calculation for DTV78 firmware
Gianluca Gennari [Wed, 4 Jan 2012 18:17:19 +0000 (15:17 -0300)]
[media] xc3028: fix center frequency calculation for DTV78 firmware

This patch replaces the previous one proposed in the thread "xc3028:
force reload of DTV7 firmware in VHF band with Zarlink demodulator",
at the linux-media@vger.kernel.org ML.

The problem is that the firmware DTV78 works fine in UHF band (8 MHz
bandwidth) but is not working at all in VHF band (7 MHz bandwidth).
Reading the comments inside the code, I figured out that the real
problem could be connected to the formula used to calculate the center
frequency offset in VHF band.

In fact, removing this adjustment fixes the problem:

if ((priv->cur_fw.type & DTV78) && freq < 470000000)
offset -= 500000;

This is coherent to what was implemented for the DTV7 firmware by an
Australian user:

if (priv->cur_fw.type & DTV7)
offset += 500000;

In the end, now the center frequency is the same for all firmwares
(DTV7, DTV8, DTV78) and doesn't depend on channel bandwidth.

The final code looks clean and simple, and there is no need for any
"magic" adjustment:

if (priv->cur_fw.type & DTV6)
offset = 1750000;
else /* DTV7 or DTV8 or DTV78 */
offset = 2750000;

Signed-off-by: Gianluca Gennari <gennarone@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] drivers: media: radio: Fix dependencies for RADIO_WL128X
Fabio Estevam [Wed, 4 Jan 2012 02:42:04 +0000 (23:42 -0300)]
[media] drivers: media: radio: Fix dependencies for RADIO_WL128X

Fix the following build warning:

warning: (RADIO_WL128X) selects TI_ST which has unmet direct dependencies (MISC_DEVICES && NET && GPIOLIB)

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] drivers: media: tuners: Fix dependency for MEDIA_TUNER_TEA5761
Fabio Estevam [Wed, 4 Jan 2012 02:22:27 +0000 (23:22 -0300)]
[media] drivers: media: tuners: Fix dependency for MEDIA_TUNER_TEA5761

Fix the following build warning:

warning: (MEDIA_TUNER) selects MEDIA_TUNER_TEA5761 which has unmet direct
dependencies (MEDIA_SUPPORT && VIDEO_MEDIA && I2C && EXPERIMENTAL)

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] it913x changed firmware loader for chip version 2 types
Malcolm Priestley [Thu, 15 Dec 2011 21:43:44 +0000 (18:43 -0300)]
[media] it913x changed firmware loader for chip version 2 types

On Thu, 2011-12-15 at 16:42 +0000, Malcolm Priestley wrote:
> > [ 1103.536156] it913x: Chip Version=ec Chip Type=5830
> > [ 1104.336178] it913x: Dual mode=92 Remote=92 Tuner Type=92
> > [ 1106.248116] dvb-usb: found a 'ITE 9135(9006) Generic' in cold state,
> > will try to load a firmware
> > [ 1106.253773] dvb-usb: downloading firmware from file
> > 'dvb-usb-it9135-02.fw'
> > [ 1106.452123] it913x: FRM Starting Firmware Download
> > [ 1130.756039] it913x: FRM Firmware Download Failed (ffffff92)
> > [ 1130.956168] it913x: Chip Version=79 Chip Type=5823
> > [ 1131.592192] it913x: DEV it913x Error
> > [ 1131.592271] usbcore: registered new interface driver it913x
> >
> > No frontend is generated anyway.
>
> Looks like the the firmware is not at all compatible with your device.
>
> Have you applied the patch cleanly to the latest media_build?
>
> These appear to be new version of the 9006. A supplier is sending me one
> of these devices.
>
> As a last resort see if the device works with dvb-usb-it9137-01.fw
>
> You will have force to use this firmware
> dvb-usb-it913x firmware=1

Here is a modified firmware loader for version 2 types.

The firmware must be as in original
./dvb_get_firmware it9135

dd if=dvb-usb-it9135.fw ibs=1 skip=12866 count=5817 of=dvb-usb-it9135-02.fw

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] af9013: Fix typo in get_frontend() function
Gianluca Gennari [Tue, 3 Jan 2012 16:47:35 +0000 (13:47 -0300)]
[media] af9013: Fix typo in get_frontend() function

This patch fixes an obvious typo in the get_frontend() function
of the af9013 driver, recently rewritten by Antti Palosaari.

Signed-off-by: Gianluca Gennari <gennarone@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] dvb-bt8xx: Fix a printk statement
Mauro Carvalho Chehab [Fri, 6 Jan 2012 15:08:58 +0000 (13:08 -0200)]
[media] dvb-bt8xx: Fix a printk statement

By accident, I added an extra comma at the printk format argument.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] it913x-fe ver 1.13 add BER and UNC monitoring
Malcolm Priestley [Tue, 3 Jan 2012 09:28:32 +0000 (06:28 -0300)]
[media] it913x-fe ver 1.13 add BER and UNC monitoring

Add BER monitoring with Pre-Viterbi error rate.

Add UCBLOCKS based on Aborted packets.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] it913x ver 1.22 corrections to Tuner IDs
Malcolm Priestley [Tue, 3 Jan 2012 09:27:06 +0000 (06:27 -0300)]
[media] it913x ver 1.22 corrections to Tuner IDs

Correction to tuner ID 0x51.

Don't force tuner ID 0x60 unless eprom data zero.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] [resend] em28xx: Add Plextor ConvertX PX-AV100U to em28xx-cards.c
Don Kramer [Mon, 2 Jan 2012 19:15:44 +0000 (16:15 -0300)]
[media] [resend] em28xx: Add Plextor ConvertX PX-AV100U to em28xx-cards.c

Adds support for the Plextor ConvertX PX-AV100U, which uses the
eMPIA EM2820 chip.  The device has a device_id of '0x093b, 0xa003'.  I
am using the existing EM2820_BOARD_PINNACLE_DVC_90 board profile, as
the Pinnacle Dazzle DVC 90/100/101/107, Kaiser Baas Video to DVD
maker, and Kworld DVD Maker 2 were already mapped to it.  Some more
background on the device and my testing can be found at
http://www.donkramer.net/plextor_122710.pdf

Signed-off-by: Don Kramer <dgkramer@comcast.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] [BUG] it913x ver 1.21 Fixed for issue with 9006 and warm boot
Malcolm Priestley [Mon, 2 Jan 2012 17:49:28 +0000 (14:49 -0300)]
[media] [BUG] it913x ver 1.21 Fixed for issue with 9006 and warm boot

Some channels appear weak signal after warm boot.

Because tuner id is not present in eprom 0x38 is
assigned.

9006 devices are now always assigned 0x60.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] [BUG] it913x ver 1.20. PID filter problems
Malcolm Priestley [Mon, 2 Jan 2012 17:46:32 +0000 (14:46 -0300)]
[media] [BUG] it913x ver 1.20. PID filter problems

Fixes issues with PID filter
Stalling of some channels when PID is on.
PID filter not turning off fully.
PID filter can now turn on and off each index.

Removed PID_RST from it913x_pid_filter_ctrl.
Replaced with PID_EN removed from it913x_pid_filter

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] v4l: Add VIDIOC_LOG_STATUS support for sub-device nodes
Sylwester Nawrocki [Sat, 1 Oct 2011 14:13:59 +0000 (11:13 -0300)]
[media] v4l: Add VIDIOC_LOG_STATUS support for sub-device nodes

The VIDIOC_LOG_STATUS ioctl allows to dump the current status of a driver
to the kernel log. Currently this ioctl is only available at video device
nodes and the subdevs rely on the host driver to expose their core.log_status
operation to user space.

This patch adds VIDIOC_LOG_STATUS support at the sub-device nodes,
for standalone subdevs that expose their own /dev entry.

Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] s5p-fimc: Prevent lock up caused by incomplete H/W initialization
Sylwester Nawrocki [Thu, 17 Nov 2011 09:23:21 +0000 (06:23 -0300)]
[media] s5p-fimc: Prevent lock up caused by incomplete H/W initialization

The following ioctl sequence causes fimc_dma_run() to start processing without
complete scaler and DMA initialization which causes missing interrupt and
blocking on DQBUF:
S_FMT, STREAMON, QBUF, DQBUF, STREAMOFF, STREAMON, QBUF, DQBUF.

Fix this regression caused by moving pm_runtime* calls to start/stop_streaming
callback by making sure the fimc_m2m_resume() is always invoked when expected.

Reported-by: Tomasz Stanislawski <t.stanislaws@samsung.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] firedtv: handle errors from dvb_net_init
Jonathan Nieder [Sat, 31 Dec 2011 11:19:56 +0000 (08:19 -0300)]
[media] firedtv: handle errors from dvb_net_init

It is not common for dvb_net_init to fail, but after the patch
"dvb_net_init: return -errno on error" it can fail due to running out
of memory.  Handle this.

From an audit of dvb_net_init callers.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Reviewed-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] dvb-usb: handle errors from dvb_net_init
Jonathan Nieder [Sat, 31 Dec 2011 11:10:57 +0000 (08:10 -0300)]
[media] dvb-usb: handle errors from dvb_net_init

From an audit of dvb_net_init callers, now that that function
returns -errno on error.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] dm1105: handle errors from dvb_net_init
Jonathan Nieder [Sat, 31 Dec 2011 11:08:45 +0000 (08:08 -0300)]
[media] dm1105: handle errors from dvb_net_init

Clean up and error out if dvb_net_init fails (for example due to
ENOMEM).  This involves moving the dvb_net_init call to before
frontend_init to make cleaning up a little easier.

From an audit of dvb_net_init callers, now that dvb_net_init lets
callers know about errors.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] dvb-bt8xx: handle errors from dvb_net_init
Jonathan Nieder [Sat, 31 Dec 2011 11:06:37 +0000 (08:06 -0300)]
[media] dvb-bt8xx: handle errors from dvb_net_init

Clean up and error out if dvb_net_init fails (for example when
running out of memory).

From an audit of dvb_net_init callers, now that dvb_net_init
has learned to return a nonzero value from time to time.

[mchehab.redhat.com: codingstyle fix: printk() should include KERN_ facility level]
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] flexcop: handle errors from dvb_net_init
Jonathan Nieder [Sat, 31 Dec 2011 11:04:25 +0000 (08:04 -0300)]
[media] flexcop: handle errors from dvb_net_init

Bail out if dvb_net_init encounters an error (for example an
out-of-memory condition), now that it reports them.

[mchehab@redhat.com: CodingStyle fix: don't use  "if ((ret = foo()) < 0)"]
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] ttusb-budget: use goto for exception handling
Jonathan Nieder [Sat, 31 Dec 2011 11:01:56 +0000 (08:01 -0300)]
[media] ttusb-budget: use goto for exception handling

Avoid some repetition by adopting the usual "goto err" idiom for error
handling.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] dvb-bt8xx: use goto based exception handling
Jonathan Nieder [Sat, 31 Dec 2011 10:58:34 +0000 (07:58 -0300)]
[media] dvb-bt8xx: use goto based exception handling

Repeating the same cleanup code in each error handling path makes life
unnecessarily difficult for reviewers, who much check each instance of
the same copy+pasted code separately.  A "goto" to the end of the
function is more maintainable and conveys the intent more clearly.

While we're touching this code, also lift some assignments from "if"
conditionals for simplicity.

No functional change intended.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] videobuf-dvb: avoid spurious ENOMEM when CONFIG_DVB_NET=n
Jonathan Nieder [Sat, 31 Dec 2011 10:56:11 +0000 (07:56 -0300)]
[media] videobuf-dvb: avoid spurious ENOMEM when CONFIG_DVB_NET=n

videobuf_dvb_register_bus relies on dvb_net_init to set dvbnet->dvbdev
on success, but ever since commit fcc8e7d8c0e2 ("dvb_net: Simplify the
code if DVB NET is not defined"), ->dvbdev is left unset when
networking support is disabled.  Therefore in such configurations
videobuf_dvb_register_bus always returns failure, tripping
little-tested error handling paths and preventing the device from
being initialized and used.

Now that dvb_net_init returns a nonzero value on error, we can use
that as a more reliable error indication.  Do so.

Now your card be used with CONFIG_DVB_NET=n, and the kernel will pass
on a more useful error code describing what happened when
CONFIG_DVB_NET=y but dvb_net_init fails due to resource exhaustion.

Reported-by: David Fries <David@Fries.net>
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] DVB: dvb_net_init: return -errno on error
Jonathan Nieder [Sat, 31 Dec 2011 10:54:16 +0000 (07:54 -0300)]
[media] DVB: dvb_net_init: return -errno on error

dvb_net_init unconditionally returns 0.  Callers such as
videobuf_dvb_register_frontend examine dvbnet->dvbdev instead of the
return value to tell whether the operation succeeded.  If it has been
set to a valid pointer, success; if it was left equal to NULL,
failure.

Alas, there is an edge case where that logic does not work as well:
when network support has been compiled out (CONFIG_DVB_NET=n), we want
dvb_net_init and related operations to behave as no-ops and always
succeed, but there is no appropriate value to which to set dvb->dvbdev
to indicate this.

Let dvb_net_init return a meaningful error code, as preparation for
adapting callers to look at that instead.

The only immediate impact of this patch should be to make the few
callers that already check for an error code from dvb_net_init behave
a little more sensibly when it fails.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] it913x ver 1.18 Turn pid filter off by caps option only
Malcolm Priestley [Fri, 30 Dec 2011 21:48:00 +0000 (18:48 -0300)]
[media] it913x ver 1.18 Turn pid filter off by caps option only

Turn the pid filter off by caps option only.

This is so the full stream is passed to demuxer and not limited
by pid count.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] vpif_capture.c: v4l2_device_register() is called too late in vpif_probe()
Hans Verkuil [Tue, 13 Dec 2011 08:44:42 +0000 (05:44 -0300)]
[media] vpif_capture.c: v4l2_device_register() is called too late in vpif_probe()

The function v4l2_device_register() is called too late in vpif_probe().
This meant that vpif_obj.v4l2_dev is accessed before it is initialized
which caused a crash.

This used to work in the past, but video_register_device() is now actually
using the v4l2_dev pointer.

Note that vpif_display.c doesn't have this bug, there v4l2_device_register()
is called at the beginning of vpif_probe.

Signed-off-by: Georgios Plakaris <gplakari@cisco.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Manjunath Hadli <Manjunath.hadli@ti.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] marvell-cam: Make suspend/resume work on MMP2
Jonathan Corbet [Fri, 30 Dec 2011 17:13:41 +0000 (14:13 -0300)]
[media] marvell-cam: Make suspend/resume work on MMP2

Somehow I didn't ever quite get around to implementing suspend/resume on
the MMP2 platform; this patch fixes that little oversight.  A bit of core
work was necessary to do the right thing in the s/g DMA case.

Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] lmedm04 DM04/QQBOX ver 1.91 turn pid filter off by caps option only
Malcolm Priestley [Fri, 30 Dec 2011 14:33:03 +0000 (11:33 -0300)]
[media] lmedm04 DM04/QQBOX ver 1.91 turn pid filter off by caps option only

Turn the pid filter off by caps option only.

This is so the full stream is passed to demuxer and not limited
by pid count.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] em28xx: Reworked probe code to get rid of some hacks
Holger Nelson [Wed, 28 Dec 2011 21:55:41 +0000 (18:55 -0300)]
[media] em28xx: Reworked probe code to get rid of some hacks

Reworked device probing to get rid of hacks to guess the maximum size of
dvb iso transfer packets. The new code also selects the first alternate
config which supports the largest possible iso transfers for dvb.

[mchehab@redhat.com: Fix a few checkpatch.pl CodingStyle compliants]
Signed-off-by: Holger Nelson <hnelson@hnelson.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] Added USB Id & configuration array for Honestech Vidbox NW03
Gareth Williams [Sat, 24 Dec 2011 08:47:29 +0000 (05:47 -0300)]
[media] Added USB Id & configuration array for Honestech Vidbox NW03

Adds support for the Honestech Vidbox NW03 USB capture device.

Signed-off-by: Gareth Williams <gareth@garethwilliams.me.uk>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] em28xx: Add Terratec Cinergy HTC USB XS to em28xx-cards.c
Holger Nelson [Sat, 24 Dec 2011 02:15:32 +0000 (23:15 -0300)]
[media] em28xx: Add Terratec Cinergy HTC USB XS to em28xx-cards.c

This adds support for the Terratec Cinergy HTC USB XS which is similar to
the Terratec H5 by adding the USB-ids to the table. According to
http://linux.terratec.de it uses the same ICs and DVB-C works for me
using the firmware of the H5.

Signed-off-by: Holger Nelson <hnelson@hnelson.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] dw2102: use symbolic names for dw2102_table indices
Jonathan Nieder [Fri, 23 Dec 2011 22:00:45 +0000 (19:00 -0300)]
[media] dw2102: use symbolic names for dw2102_table indices

dw2102_properties et al refer to entries in the USB-id table using
hard-coded indices, as in "&dw2102_table[6]", which means adding new
entries before the end of the list has the potential to introduce bugs
in code elsewhere in the file.

Use C99-style initializers with symbolic names for each index to avoid
this.  This way, other device tables wanting to reuse the USB ids can
use expressions like "&dw2102_table[TEVII_S630]" that do not change as
the entries in the table are reordered.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] drivers/staging/media/as102/as102_usb_drv.c: shift position of allocation...
Julia Lawall [Fri, 23 Dec 2011 16:39:34 +0000 (13:39 -0300)]
[media] drivers/staging/media/as102/as102_usb_drv.c: shift position of allocation code

The conditional after the kzalloc says that the tested expression should
never be true, but if it were, the allocated data would have to be freed.
This change just moves the allocation below the test, to avoid any
possibility of the problem.

A simplified version of the semantic match that finds the problem is as
follows: (http://coccinelle.lip6.fr)

// <smpl>
@r exists@
local idexpression x;
statement S;
identifier f1;
position p1,p2;
expression *ptr != NULL;
@@

x@p1 = \(kmalloc\|kzalloc\|kcalloc\)(...);
...
if (x == NULL) S
<... when != x
     when != if (...) { <+...x...+> }
x->f1
...>
(
 return \(0\|<+...x...+>\|ptr\);
|
 return@p2 ...;
)

@script:python@
p1 << r.p1;
p2 << r.p2;
@@

print "* file: %s kmalloc %s return %s" % (p1[0].file,p1[0].line,p2[0].line)
// </smpl>

Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] drivers/media/video/davinci/vpbe.c: introduce missing kfree
Julia Lawall [Fri, 23 Dec 2011 16:39:32 +0000 (13:39 -0300)]
[media] drivers/media/video/davinci/vpbe.c: introduce missing kfree

vpbe_dev needs to be freed before leaving the function in an error case.

A simplified version of the semantic match that finds the problem is as
follows: (http://coccinelle.lip6.fr)

// <smpl>
@r exists@
local idexpression x;
statement S;
identifier f1;
position p1,p2;
expression *ptr != NULL;
@@

x@p1 = \(kmalloc\|kzalloc\|kcalloc\)(...);
...
if (x == NULL) S
<... when != x
     when != if (...) { <+...x...+> }
x->f1
...>
(
 return \(0\|<+...x...+>\|ptr\);
|
 return@p2 ...;
)

@script:python@
p1 << r.p1;
p2 << r.p2;
@@

print "* file: %s kmalloc %s return %s" % (p1[0].file,p1[0].line,p2[0].line)
// </smpl>

Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] Staging: dt3155v4l: probe() always fails
Dan Carpenter [Thu, 22 Dec 2011 05:29:34 +0000 (02:29 -0300)]
[media] Staging: dt3155v4l: probe() always fails

There were some curly braces missing so the probe() function always
failed.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] Staging: dt3155v4l: update to newer API
Dan Carpenter [Thu, 22 Dec 2011 05:29:07 +0000 (02:29 -0300)]
[media] Staging: dt3155v4l: update to newer API

I changed the function definitions for dt3155_queue_setup() to match the
newer API.  The dt3155_start_streaming() function didn't do anything so
I just removed it.

This silences the following gcc warnings:
drivers/staging/media/dt3155v4l/dt3155v4l.c:307:2: warning: initialization from incompatible pointer type [enabled by default]
drivers/staging/media/dt3155v4l/dt3155v4l.c:307:2: warning: (near initialization for ‘q_ops.queue_setup’) [enabled by default]
drivers/staging/media/dt3155v4l/dt3155v4l.c:311:2: warning: initialization from incompatible pointer type [enabled by default]
drivers/staging/media/dt3155v4l/dt3155v4l.c:311:2: warning: (near initialization for ‘q_ops.start_streaming’) [enabled by default]

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] media i.MX27 camera: Fix field_count handling
Javier Martin [Thu, 22 Dec 2011 15:12:00 +0000 (12:12 -0300)]
[media] media i.MX27 camera: Fix field_count handling

To properly detect frame loss the driver must keep
track of a frame_count.

Furthermore, field_count use was erroneous because
in progressive format this must be incremented twice.

Signed-off-by: Javier Martin <javier.martin@vista-silicon.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] i.MX27 camera: add support for YUV420 format
Javier Martin [Wed, 14 Dec 2011 16:30:14 +0000 (13:30 -0300)]
[media] i.MX27 camera: add support for YUV420 format

This patch uses channel 2 of the eMMa-PrP to convert
format provided by the sensor to YUV420.

This format is very useful since it is used by the
internal H.264 encoder.

Signed-off-by: Javier Martin <javier.martin@vista-silicon.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] atmel-isi: add code to enable/disable ISI_MCK clock
Josh Wu [Thu, 8 Dec 2011 10:18:49 +0000 (07:18 -0300)]
[media] atmel-isi: add code to enable/disable ISI_MCK clock

This patch
- add ISI_MCK clock enable/disable code.
- change field name in isi_platform_data structure

Signed-off-by: Josh Wu <josh.wu@atmel.com>
[g.liakhovetski@gmx.de: fix label names]
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] soc-camera: change order of removing device
Lei Wen [Tue, 22 Nov 2011 14:04:29 +0000 (11:04 -0300)]
[media] soc-camera: change order of removing device

As our general practice, we use stream off before we close
the video node. So that the drivers its stream off function
would be called before its remove function.

But for the case for ctrl+c, the program would be force closed.
We have no chance to call that vb2 stream off from user space,
but directly call the remove function in soc_camera.

In that common code of soc_camera:

                ici->ops->remove(icd);
                if (ici->ops->init_videobuf2)
                        vb2_queue_release(&icd->vb2_vidq);

It would first call the device remove function, then release vb2,
in which stream off function is called. Thus it create different
order for the driver.

This patch change the order to make driver see the same sequence
to make it happy.

Signed-off-by: Lei Wen <leiwen@marvell.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] mt9m111: properly implement .s_crop and .s_fmt(), reset on STREAMON
Guennadi Liakhovetski [Fri, 4 Nov 2011 18:13:18 +0000 (15:13 -0300)]
[media] mt9m111: properly implement .s_crop and .s_fmt(), reset on STREAMON

mt9m111 camera sensors support cropping and scaling. The current
implementation is broken. For example, .s_crop() sets output frame sizes
instead of the input cropping window. This patch adds a proper implementation
of these methods. Besides it adds a sensor-disable and -enable operations
on first open() and last close() respectively, to save power while closed and
to return the camera to the default power-on state.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] mt9m111: power down most circuits when suspended
Guennadi Liakhovetski [Thu, 3 Nov 2011 11:19:18 +0000 (08:19 -0300)]
[media] mt9m111: power down most circuits when suspended

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] mt9m111: cleanly separate register contexts
Guennadi Liakhovetski [Thu, 3 Nov 2011 11:14:56 +0000 (08:14 -0300)]
[media] mt9m111: cleanly separate register contexts

Cleanly separating register contexts A and B will allow us to configure
the contexts independently.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] soc-camera: remove redundant parameter from .set_bus_param()
Guennadi Liakhovetski [Wed, 21 Sep 2011 20:52:51 +0000 (17:52 -0300)]
[media] soc-camera: remove redundant parameter from .set_bus_param()

The "pixfmt" parameter of the struct soc_camera_host_ops::set_bus_param()
method is redundant, because at the time, when this method is called,
pixfmt is guaranteed to be equal to icd->current_fmt->host_fmt->fourcc.
Remove this parameter and update all drivers accordingly.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] pwc: Properly fill all fields on try_fmt
Hans de Goede [Wed, 4 Jan 2012 22:46:53 +0000 (19:46 -0300)]
[media] pwc: Properly fill all fields on try_fmt

Before this patch the resulting values from a try_fmt were different then
those from a s_fmt with the same parameters. try_fmt simply did not
touch / fill some values like bytesperline at all.

This patch also corrects bytesperline to the proper value for a planar
format such as the YUV420P format the pwc driver produces, which is
the bytesperline value for the biggest plane, rather then those
of all planes added together.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] pwc: Get rid of compression module parameter
Hans de Goede [Wed, 4 Jan 2012 21:48:05 +0000 (18:48 -0300)]
[media] pwc: Get rid of compression module parameter

Instead of making this a module parameter, automatically fallback to
higher compression settings if there is not enough bandwidth.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] pwc: Remove software emulation of arbritary resolutions
Hans de Goede [Wed, 4 Jan 2012 19:58:44 +0000 (16:58 -0300)]
[media] pwc: Remove software emulation of arbritary resolutions

The pwc driver claims to support any resolution between 160x120
and 640x480, but emulates this by simply drawing a black border
around the image. Userspace can draw its own black border if it
really wants one.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] pwc: Remove driver specific ioctls
Hans de Goede [Sat, 31 Dec 2011 10:45:39 +0000 (07:45 -0300)]
[media] pwc: Remove driver specific ioctls

This stems from the v4l1 era, with v4l2 everything can be done with
standardized v4l2 API calls.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] pwc: Remove dead snapshot code
Hans de Goede [Sat, 31 Dec 2011 13:52:02 +0000 (10:52 -0300)]
[media] pwc: Remove dead snapshot code

The in kernel version of the pwc driver has never supported snapshot
mode, and now that we no longer support the pixfmt.priv abuse there also
no longer is a way for userspace to request it, rendering all the code in
question dead (never called), so remove it.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] pwc: Remove driver specific use of pixfmt.priv in the pwc driver
Hans de Goede [Sat, 31 Dec 2011 11:47:07 +0000 (08:47 -0300)]
[media] pwc: Remove driver specific use of pixfmt.priv in the pwc driver

The .priv field never was intended for this, setting a framerate is
support using the standardized S_PARM ioctl.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] pwc: Remove driver specific sysfs interface
Hans de Goede [Sat, 31 Dec 2011 11:14:20 +0000 (08:14 -0300)]
[media] pwc: Remove driver specific sysfs interface

Setting pan/tilt should be done with v4l2 controls, like with other
cams. The button is available as a standard input device

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] pwc: Read new preset values when changing awb control to a preset
Hans de Goede [Sun, 9 Oct 2011 20:22:00 +0000 (17:22 -0300)]
[media] pwc: Read new preset values when changing awb control to a preset

So that events get generated for the new red + blue bal values when switching
to a preset. This allows apps to solely rely on events instead of needing
to do a query + g_ctrl on all controls when a control with the update flag
set is gets set or gets an event.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] pwc: Rework locking
Hans de Goede [Sun, 9 Oct 2011 12:16:46 +0000 (09:16 -0300)]
[media] pwc: Rework locking

While testing gtk-v4l's new ctrl event code, I hit the following deadlock
in the pwc driver:

Thread 1:
-Does a VIDIOC_G_CTRL
-video2_ioctl takes the modlock
-video2_ioctl calls v4l2_g_ctrl
-v4l2_g_ctrl takes the ctrl_handler lock
-v4l2_g_ctrl calls pwc_g_volatile_ctrl
-pwc_g_volatile_ctrl releases the modlock as the usb transfer can take a
 significant amount of time and we don't want to block DQBUF / QBUF too long
Thread 2:
-Does a VIDIOC_FOO_CTRL
-video2_ioctl takes the modlock
-video2_ioctl calls v4l2_foo_ctrl
-v4l2_foo_ctrl blocks while trying to take the ctrl_handler lock
Thread 1:
-Blocks while trying to re-take the modlock, as its caller will eventually
 unlock that

Now we have thread 1 waiting for the modlock while holding the ctrl_handler
lock and thread 2 waiting for the ctrl_handler lock while holding the
modlock -> deadlock.

Conclusion:
1) We cannot unlock modlock from pwc_s_ctrl / pwc_g_volatile_ctrl,
   but this can cause QBUF / DQBUF to block for up to a full second
2) After evaluating various option I came to the conclusion that pwc should
   stop using the v4l2 core locking, and instead do its own locking

Thus this patch stops pwc using the v4l2 core locking, and replaces that with
it doing its own locking where necessary.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] pwc: Make auto white balance speed and delay available as v4l2 controls
Hans de Goede [Sun, 9 Oct 2011 12:56:23 +0000 (09:56 -0300)]
[media] pwc: Make auto white balance speed and delay available as v4l2 controls

Currently auto white balance speed and delay are only available through custom
ioctls, which are deprecated and will be going away in 3.3 .

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] pwc: Properly mark device_hint as unused in all probe error paths
Hans de Goede [Tue, 19 Jul 2011 12:05:49 +0000 (09:05 -0300)]
[media] pwc: Properly mark device_hint as unused in all probe error paths

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] pwc: Use v4l2-device and v4l2-fh
Hans de Goede [Tue, 19 Jul 2011 10:14:22 +0000 (07:14 -0300)]
[media] pwc: Use v4l2-device and v4l2-fh

This is a preperation patch for adding support for control events. Actually
enabling support for control events will be done in a separate patch, as that
depends on the necessary poll changes going upstream

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] gscpa_t613: Add support for the camera button
Hans de Goede [Sun, 1 Jan 2012 19:09:17 +0000 (16:09 -0300)]
[media] gscpa_t613: Add support for the camera button

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] gscpa_ov519: Fix the bandwidth calc for enabling compression
Hans de Goede [Sun, 1 Jan 2012 16:45:43 +0000 (13:45 -0300)]
[media] gscpa_ov519: Fix the bandwidth calc for enabling compression

Somehow the code has ended up assuming 1400 packets/sec which of course
is wrong for usb1 devices like the ov511 cameras. usb1 only does 1000
(isoc) packets / sec.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] gspca_pac7302: Add usb-id for 145f:013c
Hans de Goede [Fri, 30 Dec 2011 22:15:53 +0000 (19:15 -0300)]
[media] gspca_pac7302: Add usb-id for 145f:013c

Reported by: Grzegorz Woźniak

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] gspca_sonixb: Fix exposure control min/max value for coarse expo sensors
Hans de Goede [Fri, 30 Dec 2011 13:58:44 +0000 (10:58 -0300)]
[media] gspca_sonixb: Fix exposure control min/max value for coarse expo sensors

This got broken by some gscpa core fixes, this patch restores the proper
min/max values for these controls.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] gspca: Add jl2005bcd sub driver
Theodore Kilgore [Tue, 13 Dec 2011 21:09:15 +0000 (18:09 -0300)]
[media] gspca: Add jl2005bcd sub driver

Written by Theodore Kilgore

With minor changes by Hans de Goede:
-Code style fixes
-Correct the verbose level on various PDEBUG messages
-Make error messages use pr_err instead of PDEBUG
-Document the jl20 pixel format

Signed-off-by: Theodore Kilgore <kilgota@auburn.edu>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years agoMerge tag 'v3.2' into staging/for_v3.3
Mauro Carvalho Chehab [Fri, 6 Jan 2012 12:18:43 +0000 (10:18 -0200)]
Merge tag 'v3.2' into staging/for_v3.3

* tag 'v3.2': (83 commits)
  Linux 3.2
  minixfs: misplaced checks lead to dentry leak
  ptrace: ensure JOBCTL_STOP_SIGMASK is not zero after detach
  ptrace: partially fix the do_wait(WEXITED) vs EXIT_DEAD->EXIT_ZOMBIE race
  Revert "rtc: Expire alarms after the time is set."
  [CIFS] default ntlmv2 for cifs mount delayed to 3.3
  cifs: fix bad buffer length check in coalesce_t2
  Revert "rtc: Disable the alarm in the hardware"
  hung_task: fix false positive during vfork
  security: Fix security_old_inode_init_security() when CONFIG_SECURITY is not set
  fix CAN MAINTAINERS SCM tree type
  mwifiex: fix crash during simultaneous scan and connect
  b43: fix regression in PIO case
  ath9k: Fix kernel panic in AR2427 in AP mode
  CAN MAINTAINERS update
  net: fsl: fec: fix build for mx23-only kernel
  sch_qfq: fix overflow in qfq_update_start()
  drm/radeon/kms/atom: fix possible segfault in pm setup
  gspca: Fix falling back to lower isoc alt settings
  futex: Fix uninterruptible loop due to gate_area
  ...

12 years ago[media] davinci vpbe: add VENC block changes to enable dm365 and dm355
Manjunath Hadli [Sat, 10 Sep 2011 05:19:55 +0000 (02:19 -0300)]
[media] davinci vpbe: add VENC block changes to enable dm365 and dm355

This patch implements necessary changes for enabling  dm365 and
dm355 hardware for vpbe. The patch contains additional HD mode
support for dm365 (720p60, 1080i30) and appropriate register
modifications based on version numbers.

VPBE_VERSION_2 = dm365 specific
VPBE_VERSION_3 = dm355 specific

Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] davinci vpbe: add dm365 and dm355 specific OSD changes
Manjunath Hadli [Sat, 30 Apr 2011 06:03:42 +0000 (03:03 -0300)]
[media] davinci vpbe: add dm365 and dm355 specific OSD changes

Add OSD block changes to enable dm365 and dm355 for vpbe driver.
Changes are based on version number of OSD, which have incremental
changes over 644x OSD hardware interms of few registers.

VPBE_VERSION_2 = dm365 specific
VPBE_VERSION_3 = dm355 specific

Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] davinci vpbe: add dm365 VPBE display driver changes
Manjunath Hadli [Sat, 30 Apr 2011 06:01:40 +0000 (03:01 -0300)]
[media] davinci vpbe: add dm365 VPBE display driver changes

This patch implements the core additions to the display driver,
mainly controlling the VENC and other encoders for dm365.
This patch also includes addition of amplifier subdevice to the
vpbe driver and interfacing with venc subdevice.

Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] gscpa - sn9c20x: Add sd_isoc_init ensuring enough bw when i420 fmt
Hans de Goede [Sun, 1 Jan 2012 19:03:37 +0000 (16:03 -0300)]
[media] gscpa - sn9c20x: Add sd_isoc_init ensuring enough bw when i420 fmt

When using the SN9C20X_I420 fmt the sn9c20x needs more bandwidth
than our regular bandwidth calculations reserve.

This patch adds a sd_isoc_init function, which forces the use of a specific
altsetting when using the SN9C20X_I420 fmt.

This fixes the bottom 10-30% of the image getting corrupted when using
the SN9C20X_I420 fmt (which is the default fmt).

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] gspca: Add a need_max_bandwidth flag to sd_desc
Hans de Goede [Sun, 1 Jan 2012 19:35:01 +0000 (16:35 -0300)]
[media] gspca: Add a need_max_bandwidth flag to sd_desc

Some cameras will pretty much entirely fill all the image buffers all the
time even though they are using compression.

This patch adds a flag to sd_desc, which drivers for such cameras can set.

When this flag is set the bandwidth calculation code will no longer
assume that the image buffer size is a worst case and less bandwidth than
imagebufsize * fps will be used on average.

This patch sets this new flag for 3 drivers:
* For spca561 (for rev12a cameras) and nw80x cams as these simply don't work
  when given less bandwidth than imagebufsize * fps.
* For sn9c20x cameras, because these show severy jpeg artifacts when
  given less bandwidth than imagebufsize * fps and since these are usb2
  cameras there is plenty bandwidth anyways.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] gspca - main: isoc mode devices are never low speed
Hans de Goede [Sun, 1 Jan 2012 16:34:58 +0000 (13:34 -0300)]
[media] gspca - main: isoc mode devices are never low speed

Quoting from the official usb 20 spec:
"5.6.4 Isochronous Transfer Bus Access Constraints

Isochronous transfers can only be used by full-speed and high-speed devices."

This means that for code paths which are isoc mode only, we don't need to
check for the device being low speed, simplifying the code.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] gspca - main: Avoid clobbering all bandwidth when mic in webcam
Hans de Goede [Fri, 30 Dec 2011 21:26:53 +0000 (18:26 -0300)]
[media] gspca - main: Avoid clobbering all bandwidth when mic in webcam

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] gspca: Check dev->actconfig rather than dev->config
Hans de Goede [Sun, 1 Jan 2012 20:20:14 +0000 (17:20 -0300)]
[media] gspca: Check dev->actconfig rather than dev->config

Check dev->actconfig rather than dev->config when checking various
configuration things. dev->config points to the array of configs for the
device so dev->config->foo boils down to dev->config[0].foo and the first
config is not necessarily always the active config.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] gspca - main: Take numerator into account in fps calculations
Hans de Goede [Fri, 30 Dec 2011 12:13:07 +0000 (09:13 -0300)]
[media] gspca - main: Take numerator into account in fps calculations

In case we ever get sub drivers which do 7.5 fps and express this as
15 / 2 fps.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] gspca - main: Correct use of interval in bandwidth calculation
Hans de Goede [Fri, 30 Dec 2011 11:20:50 +0000 (08:20 -0300)]
[media] gspca - main: Correct use of interval in bandwidth calculation

The calculated bandwidth should not be multiplied by the interval, but be
divided by it. Also bInterbval should be interpreted as a power of 2
for isochronous endpoints.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] gspca - main: rename build_ep_tb to build_isoc_ep_tb
Hans de Goede [Fri, 30 Dec 2011 10:58:10 +0000 (07:58 -0300)]
[media] gspca - main: rename build_ep_tb to build_isoc_ep_tb

After the "gspca: Fix bulk mode cameras no longer working (regression fix)"
patch build_ep_tb is no longer being called for bulk endpoints.

This patch renames build_ep_tb to build_isoc_ep_tb to make clear it should
only be called for isoc mode cameras.

This patch also:
- drops the no longer needed xfer parameter
- removes a check for bulk mode from the build_isoc_ep_tb code

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] gspca - main: Change the bandwidth estimation of isochronous transfer
Jean-François Moine [Wed, 4 Jan 2012 16:44:02 +0000 (13:44 -0300)]
[media] gspca - main: Change the bandwidth estimation of isochronous transfer

Having:
- a mean image size of 0.375 time the max compressed image size and
- a frame rate of 30 fps for small images or with USB 2.0/3.0
seems more realistic and gives less image freezes.

Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] gspca - ov534_9: New sensor ov5621 and webcam 05a9:1550
Jose Alberto Reguero [Thu, 15 Dec 2011 18:54:35 +0000 (15:54 -0300)]
[media] gspca - ov534_9: New sensor ov5621 and webcam 05a9:1550

This path add support to "OmniVision Technologies, Inc. VEHO Filmscanner".

Signed-off-by: Jose Alberto Reguero <jareguero@telefonica.net>
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] Add AC97 8384:7650 for some versions of EMP202
Gareth Williams [Tue, 20 Dec 2011 20:45:18 +0000 (17:45 -0300)]
[media] Add AC97 8384:7650 for some versions of EMP202

Fix detection of EMP202 audio chip. Some versions have an id of
0x83847650 instead of 0xffffffff

Honestech Vidbox NW03 has a EMP202 audio chip with a different Vendor ID.

Apparently, it is the same with the Gadmei ITV380:
http://linuxtv.org/wiki/index.php/Gadmei_USB_TVBox_UTV380

Signed-off-by: Gareth Williams <gareth@garethwilliams.me.uk>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] it913x add support for IT9135 9006 devices
Malcolm Priestley [Mon, 12 Dec 2011 18:53:00 +0000 (15:53 -0300)]
[media] it913x add support for IT9135 9006 devices

Support for IT1935 9006 devices.

9006 have version 2 type chip.

9006 devices should use dvb-usb-it9135-02.fw firmware.

On the device tested the tuner id was set to 0 which meant
the driver used tuner id 0x38. The device functioned normally.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] drxk_hard: fix locking issues when changing the delsys
Mauro Carvalho Chehab [Thu, 5 Jan 2012 11:26:40 +0000 (09:26 -0200)]
[media] drxk_hard: fix locking issues when changing the delsys

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] drxk: create only one frontend for both DVB-C and DVB-T
Mauro Carvalho Chehab [Thu, 5 Jan 2012 10:07:32 +0000 (08:07 -0200)]
[media] drxk: create only one frontend for both DVB-C and DVB-T

Instead of creating two DVB frontend entries for the same device,
create just one entry, and fill the delivery_system according with
the supported standards.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] drxk: remove ops.info.frequency_stepsize from DVB-C
Mauro Carvalho Chehab [Thu, 5 Jan 2012 09:12:46 +0000 (07:12 -0200)]
[media] drxk: remove ops.info.frequency_stepsize from DVB-C

ops.info.frequency_stepsize is used only for DVB-T & friends. For
DVB-C, the step size is calculated using the symbol rate.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] dvb_frontend: improve documentation on set_delivery_system()
Mauro Carvalho Chehab [Thu, 5 Jan 2012 16:39:05 +0000 (14:39 -0200)]
[media] dvb_frontend: improve documentation on set_delivery_system()

While this patch change some things, the updated fields there are
used just on printk, so it shouldn't cause any functional changes.

Yet, this routine is a little complex, so explain a little more
how it works.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] dvb_frontend: Update the dynamic info->type
Mauro Carvalho Chehab [Thu, 5 Jan 2012 14:28:20 +0000 (12:28 -0200)]
[media] dvb_frontend: Update the dynamic info->type

Instead of changing the ops.info.type struct, updates only
the data that will be returned to userspace.

Also add some debug messages to help tracking such issues.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] dvb_frontend: regression fix: add a missing inc inside the loop
Mauro Carvalho Chehab [Thu, 5 Jan 2012 13:24:41 +0000 (11:24 -0200)]
[media] dvb_frontend: regression fix: add a missing inc inside the loop

without it, the loop will run forever!

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] mt2063: fix get_if_frequency call
Stefan Ringel [Sat, 17 Dec 2011 19:57:15 +0000 (16:57 -0300)]
[media] mt2063: fix get_if_frequency call

[mchehab@redhat.com: patch rebased to apply]
Signed-off-by: Stefan Ringel <linuxtv@stefanringel.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] cx25840: Fix compilation for i386 architecture
Mauro Carvalho Chehab [Thu, 5 Jan 2012 13:02:47 +0000 (11:02 -0200)]
[media] cx25840: Fix compilation for i386 architecture

WARNING: "__udivdi3" [/home/v4l/new_build/v4l/cx25840.ko] undefined!

64 bits division need to call do_div & friends, in order to allow
it to compile with 32 bits kernels

Cc: Steven Toth <stoth@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] cx25840: Added g_std support to the video decoder driver
Steven Toth [Thu, 5 Jan 2012 00:16:15 +0000 (21:16 -0300)]
[media] cx25840: Added g_std support to the video decoder driver

Making the detected video standard available to the core driver
and for user query.

Signed-off-by: Steven Toth <stoth@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] cx25840: Hauppauge HVR1850 Analog driver support
Steven Toth [Thu, 5 Jan 2012 00:15:18 +0000 (21:15 -0300)]
[media] cx25840: Hauppauge HVR1850 Analog driver support

Adding support for the CX23888 DIF.
Changes regression tested against the HVR1700 and HVR1800.

Split out much of the set and init handling of the cx23885 based
cards into their own functions. Added the DIF initialization code
for each supported IF.

Updated the cx23885 code to correctly initialize cx23888 based
video/audio decoders.

Enabled Closed Caption support for CX23885 based cards during
initialization.

Signed-off-by: Steven Toth <stoth@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] cx23885: Bugfix /sys/class/video4linux/videoX/name truncation
Steven Toth [Thu, 5 Jan 2012 00:13:26 +0000 (21:13 -0300)]
[media] cx23885: Bugfix /sys/class/video4linux/videoX/name truncation

The card names are being truncated in the video4linux sys class name file.
Prior to this patch they were shown as:
cx23885[0] mpeg (Hauppauge WinT
cx23885[0] video (Hauppauge WinT
cx23885[0] vbi (Hauppauge WinT

After this patch they are shown as:
Hauppauge WinTV-HVR1850 (video)
Hauppauge WinTV-HVR1850 (mpeg)
Hauppauge WinTV-HVR1850 (vbi)

Signed-off-by: Steven Toth <stoth@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] cx23885: Control cleanup on the MPEG Encoder
Steven Toth [Thu, 5 Jan 2012 00:11:55 +0000 (21:11 -0300)]
[media] cx23885: Control cleanup on the MPEG Encoder

Added three new control calls (g_std, querystd and g_ctrl) to
the -417 driver. Also routed other controls through the main
cx23885 driver meaning that the controls for the 417 and the
raw video device all enter the driver code and are handled
in a single place.

Signed-off-by: Steven Toth <stoth@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] cx23885: Hauppauge HVR1850 Analog driver support
Steven Toth [Thu, 5 Jan 2012 00:08:35 +0000 (21:08 -0300)]
[media] cx23885: Hauppauge HVR1850 Analog driver support

First in a series of patches that adds support to the cx23885 driver
for CX23888 analog video handling. Raw and MPEG video support is
being added for the HVR1850 driver in the patch, and the following
series of patches.

Some basic cx23885 driver cleanup. Partly to add HVR1850 support
and partly to allow -417.c V4L2 calls to be routed through thr
driver core and handled in a single place.

Make a number of core driver functions available to the -417.c
driver to streamline the driver.

Add the analog tuner ops definition so we can reach/tune the
hardware when we need to. Added the tff field so 888 based cards
(which have a weird field ordering issue) can be accomodated
and worked around in the driver.

Signed-off-by: Steven Toth <stoth@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] cx25840: Add a flag to enable the CX23888 DIF to be enabled or not
Steven Toth [Thu, 5 Jan 2012 00:06:13 +0000 (21:06 -0300)]
[media] cx25840: Add a flag to enable the CX23888 DIF to be enabled or not

The CX23888 (HVR1850 and other new cards) contain a DIF which is responsible
for demodulating the audio and video. It's built directly into the CX23888
PCIe bridge. It needs to be enabled and disabled on a per-card and per-input
basis. We pass this flag from the cx23885 core driver to the sub-device
when we need the cx25840 driver to enable/disable with the DIF correctly.

Signed-off-by: Steven Toth <stoth@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] Don't test for ops->info.type inside drivers
Mauro Carvalho Chehab [Thu, 5 Jan 2012 01:10:19 +0000 (23:10 -0200)]
[media] Don't test for ops->info.type inside drivers

Now, ops->info.type is handled inside the dvb_frontend
core, only for DVBv3 calls, and according with the
delivery system. So, drivers should not care or use it,
otherwise, it may have issues with DVBv5 calls.

The drivers that were still using it were detected via
this small temporary hack:

--- a/include/linux/dvb/frontend.h
+++ b/include/linux/dvb/frontend.h
@@ -29,13 +29,16 @@
 #include <linux/types.h>

 typedef enum fe_type {
+#if defined(__DVB_CORE__) || !defined (__KERNEL__)
        FE_QPSK,
        FE_QAM,
        FE_OFDM,
        FE_ATSC
+#else
+FE_FOOO
+#endif
 } fe_type_t;

-
 typedef enum fe_caps {
        FE_IS_STUPID                    = 0,
        FE_CAN_INVERSION_AUTO           = 0x1,

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] drxk: Add support for parallel mode and prints mpeg mode
Mauro Carvalho Chehab [Sun, 24 Jul 2011 17:59:20 +0000 (14:59 -0300)]
[media] drxk: Add support for parallel mode and prints mpeg mode

While the driver has support for both serial and parallel mode,
There's was way to select serial mode via configuration. Add
a config option for that, while keeping the default in serial mode.

Also, at debug mode, it will now print a message when mpeg is
enabled/disabled, and showing if parallel or serial mode were
selected, helping developers to double-check if the DRX-K is at
the right mode.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] drxk: Improve a few debug messages
Mauro Carvalho Chehab [Fri, 22 Jul 2011 15:34:41 +0000 (12:34 -0300)]
[media] drxk: Improve a few debug messages

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] mt2063: Add it to the building system
Mauro Carvalho Chehab [Thu, 21 Jul 2011 00:24:53 +0000 (21:24 -0300)]
[media] mt2063: Add it to the building system

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] mt2063: Add support for get_if_frequency()
Mauro Carvalho Chehab [Sat, 23 Jul 2011 17:28:14 +0000 (14:28 -0300)]
[media] mt2063: Add support for get_if_frequency()

get_if_frequency() is needed, in order to work with DRX-K.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] mt2063: add some useful info for the dvb callback calls
Mauro Carvalho Chehab [Sat, 23 Jul 2011 15:16:26 +0000 (12:16 -0300)]
[media] mt2063: add some useful info for the dvb callback calls

The per-delivery system tables are confusing.
Add an extra table that explains them, and some
dprintk calls, that allows to check if mt2063 driver
is working as expected.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] mt2063: print the detected version
Mauro Carvalho Chehab [Sat, 23 Jul 2011 14:55:57 +0000 (11:55 -0300)]
[media] mt2063: print the detected version

Instead of printing it just for debug purposes, outputs the detected
version at the logs. This may be useful if someone wants to report
a problem.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
12 years ago[media] mt2063: Fix i2c read message
Mauro Carvalho Chehab [Sat, 23 Jul 2011 12:48:08 +0000 (09:48 -0300)]
[media] mt2063: Fix i2c read message

While here, improve a few debug messages that helped to track the
issue and may be useful in the future.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>