On Tuesday, June 28, 2011 15:58:36 Hans Verkuil wrote:
> On Tuesday, June 28, 2011 14:43:22 Mauro Carvalho Chehab wrote:
> > Em 28-06-2011 09:21, Andy Walls escreveu:
> > > Mauro Carvalho Chehab wrote:
> >
> > >> I'm not very comfortable with vb2 returning unexpected errors there.
> > >> Also,
>
On Tue, 2011-06-28 at 21:00 -0300, Mauro Carvalho Chehab wrote:
> Em 28-06-2011 20:14, Andy Walls escreveu:
> > On Tue, 2011-06-28 at 09:43 -0300, Mauro Carvalho Chehab wrote:
> >> Em 28-06-2011 09:21, Andy Walls escreveu:
> >
> >>> It is also the case that a driver's poll method should never slee
On Tue, 2011-06-28 at 22:17 -0400, Jarod Wilson wrote:
> On Jun 28, 2011, at 6:32 PM, Andy Walls wrote:
>
> > On Tue, 2011-06-28 at 17:39 -0400, Jarod Wilson wrote:
> >
> >> I'm thinking that in the
> >> short-term, we should probably make sure msi doesn't get enabled in
> >> the cx23885 driver,
On Jun 28, 2011, at 6:32 PM, Andy Walls wrote:
> On Tue, 2011-06-28 at 17:39 -0400, Jarod Wilson wrote:
>
>> Up and running on 3.0-rc5 now, and I'm not seeing the panic, but the
>> box keeps hard-locking after some number of keypresses. Can't get a
>> peep out of it with sysrq, nmi watchdog doesn
Hi Mauro,
The following changes since commit b0af8dfdd67699e25083478c63eedef2e72ebd85:
Linux 3.0-rc5 (2011-06-27 19:12:22 -0700)
are available in the git repository at:
git://linuxtv.org/pinchartl/uvcvideo.git uvcvideo-stable
Laurent Pinchart (2):
v4l: Don't access media entity after
Em 28-06-2011 20:14, Andy Walls escreveu:
> On Tue, 2011-06-28 at 09:43 -0300, Mauro Carvalho Chehab wrote:
>> Em 28-06-2011 09:21, Andy Walls escreveu:
>
>>> It is also the case that a driver's poll method should never sleep.
>>
>> True.
>
>>> One issue is how to start streaming with apps that:
On Tue, 2011-06-28 at 09:43 -0300, Mauro Carvalho Chehab wrote:
> Em 28-06-2011 09:21, Andy Walls escreveu:
> > It is also the case that a driver's poll method should never sleep.
>
> True.
> > One issue is how to start streaming with apps that:
> > - Open /dev/video/ in a nonblocking mode, and
Hi Alex,
On Tuesday 28 June 2011 09:47:07 Alex Gershgorin wrote:
> Hi Laurent,
>
> I recently got the Zoom OMAP35xx Torpedo and began testing OMAP3ISP.
> Currently I have a problem I can't solve.
> See Message from booting Kernel:
>
> Linux media interface: v0.10
> Linux video capture interface:
On Tue, 2011-06-28 at 17:39 -0400, Jarod Wilson wrote:
> Up and running on 3.0-rc5 now, and I'm not seeing the panic, but the
> box keeps hard-locking after some number of keypresses. Can't get a
> peep out of it with sysrq, nmi watchdog doesn't seem to fire, etc.
>
> At the suggestion of "Dark S
On Jun 28, 2011, at 6:30 AM, Andy Walls wrote:
> Jarod Wilson wrote:
>
>> On Apr 10, 2011, at 7:08 PM, Andy Walls wrote:
>>
>>> On Sat, 2011-04-09 at 21:39 -0400, Jarod Wilson wrote:
>>>
> Jarod,
>
> The HVR-1850 uses a raw IR receiver in the CX23888 and older
HVR-1250s use t
Hi
I would like to propose the attached patch for de DVB-T configuration file for
Paris area (found in openSUSE 11.4 in this location)
/usr/share/dvb/dvb-t/fr-Paris
With the current configuration file only 5 channels are found, while in
reality there are almost 35 channels.
regards
--
Bogdan
Hello,
The em28xx module can't recognise my tvcard on my linux ubuntu 11.04.
Here is the dmesg log. Please tell me if there's any way to run this
card on my system. If not, i would like to help you to include it in
your modules.
CARD: Genius TVGo C03 hybrid tvcard
DMESG LOG:
[13291.629753] em28xx
This message is generated daily by a cron job that builds v4l-dvb for
the kernels and architectures in the list below.
Results of the daily build of v4l-dvb:
date:Tue Jun 28 19:00:37 CEST 2011
git hash:7023c7dbc3944f42aa1d6910a6098c5f9e23d3f1
gcc version: i686-linux-gcc (GCC) 4.5
On Mon, 27 Jun 2011 23:17:34 -0300
Mauro Carvalho Chehab wrote:
> Instead of handling a per-driver driver version, use the
> per-subsystem one.
>
> As reviewed by Jean-Francois Moine :
> - the 'info' may be simplified:
>
> Reviewed-by: Jean-Francois Moine
> Acked-by: Hans Verkuil
> Sign
On Tuesday 28 June 2011, Alan Cox wrote:
> > (In fact, the correct thing to do would probably be to just do
> >
> >#define ENOIOCTLCMD ENOTTY
> >
> > and get rid of any translation - just giving ENOTTY a more appropriate
> > name and less chance for confusion)
>
> Some code uses the two to s
On Tue, Jun 28, 2011 at 12:02 AM, Helmut Auer wrote:
> Hello List,
>
> Can you recommend any FM receiver card or usb stick currently available in
> Germany with RDS support ?
We do have some FM Receiver/Transmitters which support RDS, however they
are still only available upon request at this tim
> (In fact, the _correct_ thing to do would probably be to just do
>
>#define ENOIOCTLCMD ENOTTY
>
> and get rid of any translation - just giving ENOTTY a more appropriate
> name and less chance for confusion)
Some code uses the two to separate 'the driver specific helper code
doesn't handle
At the V4L2 API, one of the fields of VIDIOC_QUERYCAP requires the usage
of KERNEL_VERSION macro, in order to provide the driver version. However,
this is not handled consistently across subsystems. There are very few
drivers that take it seriously.
So, instead of the current way, let's replace it
Instead of handling a per-driver driver version, use the
per-subsystem one.
As reviewed by Jean-Francois Moine :
- the 'info' may be simplified:
Reviewed-by: Jean-Francois Moine
Acked-by: Hans Verkuil
Signed-off-by: Mauro Carvalho Chehab
diff --git a/drivers/media/video/gspca/gspca.c
Acked-by: Hans Verkuil
Signed-off-by: Mauro Carvalho Chehab
diff --git a/Documentation/DocBook/media/v4l/common.xml
b/Documentation/DocBook/media/v4l/common.xml
index 9028721..a86f7a0 100644
--- a/Documentation/DocBook/media/v4l/common.xml
+++ b/Documentation/DocBook/media/v4l/common.xml
@@ -23
uvcvideo doesn't use vidioc_ioctl2. As the API is changing to use
a common version for all drivers, we need to expliticly fix this
driver.
Acked-by: Hans Verkuil
Signed-off-by: Mauro Carvalho Chehab
diff --git a/drivers/media/video/uvc/uvc_driver.c
b/drivers/media/video/uvc/uvc_driver.c
index
pvrusb2 doesn't use vidioc_ioctl2. As the API is changing to use
a common version for all drivers, we need to expliticly fix this
driver.
Acked-by: Hans Verkuil
Signed-off-by: Mauro Carvalho Chehab
diff --git a/drivers/media/video/pvrusb2/pvrusb2-main.c
b/drivers/media/video/pvrusb2/pvrusb2-ma
sn9c102 doesn't use vidioc_ioctl2. As the API is changing to use
a common version for all drivers, we need to expliticly fix this
driver.
Acked-by: Hans Verkuil
Signed-off-by: Mauro Carvalho Chehab
diff --git a/drivers/media/video/sn9c102/sn9c102.h
b/drivers/media/video/sn9c102/sn9c102.h
index
Standardize the remaining video drivers to return the API version
for the VIDIOC_QUERYCAP version, instead of a per-driver version.
Those drivers had the version updated more recently or are SoC
drivers. Even so, it doesn't sound a good idea to keep a per-driver
version control, so, let's use the
et61x251 doesn't use vidioc_ioctl2. As the API is changing to use
a common version for all drivers, we need to expliticly fix this
driver.
Acked-by: Hans Verkuil
Signed-off-by: Mauro Carvalho Chehab
diff --git a/drivers/media/video/et61x251/et61x251.h
b/drivers/media/video/et61x251/et61x251.h
After discussing with Andy Walls on irc, we've agreeded that this
is the best thing to do. No regressions will be introduced, as 3.x.y
is greater then the current versions for cx18 and ivtv.
Acked-by: Hans Verkuil
Signed-off-by: Mauro Carvalho Chehab
diff --git a/drivers/media/video/cx18/cx18-d
Both drxd and siano drivers were including linux/version.h without
any reason. Probably, this is due to some compatibility code that
used to exist before having their support added into the Linux
Kernel.
Acked-by: Hans Verkuil
Signed-off-by: Mauro Carvalho Chehab
diff --git a/drivers/media/dvb/
Just like the video drivers, the right thing to do is to use
the per-subsystem version control.
Acked-by: Hans Verkuil
Signed-off-by: Mauro Carvalho Chehab
diff --git a/drivers/media/radio/dsbr100.c b/drivers/media/radio/dsbr100.c
index 3d8cc42..25e58cb 100644
--- a/drivers/media/radio/dsbr100.
After discussing with Hans, change pwc to use the default version
control.
The only version ever used for pwc driver is 10.0.12, due to
commit 2b455db6d456ef2d44808a8377fd3bc832e08317.
Changing it to 3.x.y won't conflict with the old version.
There's no namespace conflicts in any predictable futu
All the modified drivers didn't have any version increment since
Jan, 1 2011. Several of them didn't have any version increment
for a long time, even having new features and important bug fixes
happening.
As we're now filling the QUERYCAP version with the current Kernel
Release, we don't need to m
Most drivers don't increase kernel versions as newer features are added or
bug fixes are solved. So, vidioc_querycap returned value for cap->version is
meaningless. Instead of keeping this situation forever, let's add a default
value matching the current Linux version.
Drivers that want to keep th
Fix sleep-in-atomic-context bug in vivi (you need to run with lock debugging
on):
Jun 28 18:14:39 tschai kernel: [ 80.970478] BUG: sleeping function called
from invalid context at kernel/mutex.c:271
Jun 28 18:14:39 tschai kernel: [ 80.970483] in_atomic(): 0, irqs_disabled():
1, pid: 2854, n
On Mon, Jun 27, 2011 at 11:04 PM, Hans Verkuil wrote:
>
> Of course, since vfs_ioctl does the same thing this is clearly isn't some
> isolated V4L thing. Pot. Kettle.
Oh, absolutely. V4L is not at all the only confused user around.
The EINVAL thing goes way back, and is a disaster. It predates L
Originally no control events would go to the filehandle that called the
VIDIOC_S_CTRL/VIDIOC_S_EXT_CTRLS ioctls. This was to prevent a feedback
loop.
This is now only done if the new V4L2_EVENT_SUB_FL_NO_FEEDBACK flag is
set.
Based on a suggestion from Mauro Carvalho Chehab .
This goes on top of
There is an assumption that the format coming from the device
needs 2 bytes per pixel, which is not the case when the device
delivers e.g. V4L2_PIX_FMT_GREY. This doesn't manifest itself with
IO_METHOD_MMAP because init_mmap() (the default) doesn't take
sizeimage as an argument.
Signed-off-by: Mic
Hi Mauro,
This is the same as the first pull request, except for:
- the poll patch has been removed (to be discussed further)
- the corresponding poll changes in ivtv were removed (pending same
discussion).
- a new patch has been added that fixes your manual_mode_value comments.
Note that I ha
On Tuesday, June 28, 2011 14:43:22 Mauro Carvalho Chehab wrote:
> Em 28-06-2011 09:21, Andy Walls escreveu:
> > Mauro Carvalho Chehab wrote:
>
> >> I'm not very comfortable with vb2 returning unexpected errors there.
> >> Also,
> >> for me it is clear that, if read will fail, POLLERR should be ri
Hi Robert
Hope you don't mind me resuming an almost 3 year old mail thread;) I'm
referring to your patches to soc-camera core and pxa-camera, adding PM
support to them. Below is your message again, explaining, why the standard
pm hooks cannot be used to suspend and resume the camera host and th
I'm having problems with this card- I can get it to scan DVB-S and
DVB-S2 using scan-s2, and can get it to tune to DVB-S channels, but I
cannot szap to DVB-S2 channels
szap2 -p -t 2 "BBC HD" reports error ioctl DVBFE_SET_DELSYS failed:
Operation not supported
I have tried the latest s2-liplianin
On Tuesday, June 28, 2011 14:53:22 Hans Verkuil wrote:
> Hi Mauro,
>
> This is the same as the first pull request, except for:
>
> - the poll patch has been removed (to be discussed further)
> - a new patch has been added that fixes your manual_mode_value comments.
I've removed this branch: with
Hi Mauro,
This is the same as the first pull request, except for:
- the poll patch has been removed (to be discussed further)
- a new patch has been added that fixes your manual_mode_value comments.
Note that I have left out the 'event feedback' fix in this patch series.
I'm going to make a patc
Em 28-06-2011 09:21, Andy Walls escreveu:
> Mauro Carvalho Chehab wrote:
>> I'm not very comfortable with vb2 returning unexpected errors there.
>> Also,
>> for me it is clear that, if read will fail, POLLERR should be rised.
>>
>> Mauro.
>> --
>> To unsubscribe from this list: send the line "un
Laurent,
Sorry for getting back late on this. I was also tied up. I am following it up
with the patches.
-Manju
On Mon, May 02, 2011 at 03:36:23, Laurent Pinchart wrote:
> Hi Manjunath,
>
> On Wednesday 27 April 2011 16:14:03 Hadli, Manjunath wrote:
> > Introduction
> >
> > This
Mauro Carvalho Chehab wrote:
>Em 28-06-2011 04:33, Hans Verkuil escreveu:
>> On Monday, June 27, 2011 23:52:37 Mauro Carvalho Chehab wrote:
>>> Em 07-06-2011 12:05, Hans Verkuil escreveu:
From: Hans Verkuil
The vb2_poll function would start read-DMA if called without any
>streamin
From: Hans Verkuil
It's getting confusing who is linking to what, so add an overview at
the start of the header.
Signed-off-by: Hans Verkuil
---
include/media/v4l2-event.h | 34 ++
1 files changed, 34 insertions(+), 0 deletions(-)
diff --git a/include/media/v
From: Hans Verkuil
Thanks to Laurent Pinchart .
Signed-off-by: Hans Verkuil
---
drivers/media/video/v4l2-ctrls.c |2 +-
drivers/media/video/v4l2-event.c |6 ++
include/media/v4l2-ctrls.h |1 -
include/media/v4l2-event.h | 34 +++---
4 f
From: Hans Verkuil
Starting with v3.1 the V4L2 API provides certain guarantees with respect to
events. Document these.
Signed-off-by: Hans Verkuil
---
Documentation/DocBook/media/v4l/dev-event.xml | 30 ---
.../DocBook/media/v4l/vidioc-subscribe-event.xml | 15 ++
From: Hans Verkuil
Signed-off-by: Hans Verkuil
---
Documentation/video4linux/v4l2-framework.txt | 51 ++
1 files changed, 35 insertions(+), 16 deletions(-)
diff --git a/Documentation/video4linux/v4l2-framework.txt
b/Documentation/video4linux/v4l2-framework.txt
index
From: Hans Verkuil
v4l2_fh_init now returns void instead of int, updated the doc.
Signed-off-by: Hans Verkuil
---
Documentation/video4linux/v4l2-framework.txt |8 ++--
1 files changed, 2 insertions(+), 6 deletions(-)
diff --git a/Documentation/video4linux/v4l2-framework.txt
b/Documen
From: Hans Verkuil
Signed-off-by: Hans Verkuil
---
drivers/media/video/v4l2-ctrls.c | 13 -
1 files changed, 4 insertions(+), 9 deletions(-)
diff --git a/drivers/media/video/v4l2-ctrls.c b/drivers/media/video/v4l2-ctrls.c
index 040d5c9..627a1e4 100644
--- a/drivers/media/video/v4
From: Hans Verkuil
Split try_or_set_ext_ctrls() into a validate_ctrls() part ('Phase 1')
and merge the second part ('Phase 2') into try_set_ext_ctrls().
This makes a lot more sense and it also does the validation before
trying to try/set the controls.
Signed-off-by: Hans Verkuil
---
drivers/m
From: Hans Verkuil
When sending the SEND_INITIAL event for write-only controls the
V4L2_EVENT_CTRL_CH_VALUE flag should not be set. It's meaningless.
Signed-off-by: Hans Verkuil
---
drivers/media/video/v4l2-ctrls.c |6 --
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/d
From: Hans Verkuil
The implementation of VIDIOC_G/S/TRY_EXT_CTRLS in the control framework has
to figure out which controls in the control list belong to the same cluster.
Since controls belonging to the same cluster need to be handled as a unit,
this is important information.
It did that by goi
From: Hans Verkuil
When the event queue for a subscribed event is full, then the oldest
event is dropped. It would be nice if the contents of that oldest
event could be merged with the next-oldest. That way no information is
lost, only intermediate steps are lost.
This patch adds optional replac
From: Hans Verkuil
The driver had to decide how many events to allocate when the v4l2_fh struct
was created. It was possible to add more events afterwards, but there was no
way to ensure that you wouldn't miss important events if the event queue
would fill up for that filehandle.
In addition, on
From: Hans Verkuil
The v4l2_ctrl_fh struct connected v4l2_ctrl with v4l2_fh so the control
would know which filehandles subscribed to it. However, it is much easier
to use struct v4l2_subscribed_event directly for that and get rid of that
intermediate struct.
Signed-off-by: Hans Verkuil
---
dr
From: Hans Verkuil
Drivers that supported events used to be rare, but now that controls can also
raise events this will become much more common since almost all drivers have
controls.
This means that keeping struct v4l2_events as a separate struct make no more
sense. Merging it into struct v4l2_
This is the second version of this patch series.
The only real change is in patch 4/13: the original merge callback has been
replaced with separate replace and merge callbacks. The original version
was hard to understand and had const issues as well.
The other changes are all documentation update
Em 28-06-2011 04:33, Hans Verkuil escreveu:
> On Monday, June 27, 2011 23:52:37 Mauro Carvalho Chehab wrote:
>> Em 07-06-2011 12:05, Hans Verkuil escreveu:
>>> From: Hans Verkuil
>>>
>>> The vb2_poll function would start read-DMA if called without any streaming
>>> in progress. This unfortunately
Jarod Wilson wrote:
>On Apr 10, 2011, at 7:08 PM, Andy Walls wrote:
>
>> On Sat, 2011-04-09 at 21:39 -0400, Jarod Wilson wrote:
>>
Jarod,
The HVR-1850 uses a raw IR receiver in the CX23888 and older
>>> HVR-1250s use the raw IR receiver in the CX23885. They both work
>for
>>> Rx
Em 28-06-2011 03:22, Hans Verkuil escreveu:
> On Monday, June 27, 2011 23:20:07 Mauro Carvalho Chehab wrote:
>> Em 07-06-2011 12:05, Hans Verkuil escreveu:
>>> From: Hans Verkuil
>>>
>>> When an application changes a control you want to generate an event.
>>> However, you want to avoid sending suc
Em 28-06-2011 03:08, Hans Verkuil escreveu:
> On Monday, June 27, 2011 22:57:34 Mauro Carvalho Chehab wrote:
>> Em 07-06-2011 12:05, Hans Verkuil escreveu:
>>> From: Hans Verkuil
>>>
>>> It is a bit tricky to handle autogain/gain type scenerios correctly. Such
>>> controls need to be clustered and
2011/6/27 Laurent Pinchart :
> Hi Bastian,
>
> Thanks for the patch.
>
> On Friday 24 June 2011 12:57:36 Bastian Hecht wrote:
>> This is an initial driver release for the Omnivision 5642 CMOS sensor.
>>
>> Signed-off-by: Bastian Hecht
>> ---
>>
>> diff --git a/drivers/media/video/ov5642.c b/driver
On Tuesday, June 28, 2011 09:33:57 Hans Verkuil wrote:
> On Monday, June 27, 2011 23:52:37 Mauro Carvalho Chehab wrote:
> > Em 07-06-2011 12:05, Hans Verkuil escreveu:
> > > From: Hans Verkuil
> > >
> > > The vb2_poll function would start read-DMA if called without any streaming
> > > in progress
Hi Laurent,
I recently got the Zoom OMAP35xx Torpedo and began testing OMAP3ISP.
Currently I have a problem I can't solve.
See Message from booting Kernel:
Linux media interface: v0.10
Linux video capture interface: v2.00
omap3isp omap3isp: Revision 2.0 found
omap-iommu omap-iommu.0: isp: version
On Monday, June 27, 2011 23:52:37 Mauro Carvalho Chehab wrote:
> Em 07-06-2011 12:05, Hans Verkuil escreveu:
> > From: Hans Verkuil
> >
> > The vb2_poll function would start read-DMA if called without any streaming
> > in progress. This unfortunately does not work if the application just wants
>
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