Re: [PATCH v3 04/26] media: lirc_zilog: remove receiver

Hi Sean and Devin: On Wed, 2017-10-11 at 20:25 -0400, Devin Heitmueller wrote: > > There's an ir_lock mutex in the driver to prevent simultaneous > > access to the Rx and Tx functions of the z8. Accessing Rx and Tx > > functions of the chip together can cause it to do the wrong thing > >

Re: [PATCH v3 04/26] media: lirc_zilog: remove receiver

On October 11, 2017 5:02:37 PM EDT, Sean Young <s...@mess.org> wrote: >On Wed, Oct 11, 2017 at 03:43:16PM -0400, Andy Walls wrote: >> On Tue, 2017-10-10 at 08:17 +0100, Sean Young wrote: >> > The ir-kbd-i2c module already handles this very well. >> >> Hi

Re: [PATCH v3 04/26] media: lirc_zilog: remove receiver

On Tue, 2017-10-10 at 08:17 +0100, Sean Young wrote: > The ir-kbd-i2c module already handles this very well. Hi Sean: It's been years, but my recollection is that although ir-kdb-i2c might handle receive well, but since the 4 i2c addresses (1 Rx, 1 Tx, 1 IR Tx code learning, 1 custom Tx code)

PVR-250 Composite 3 unavailable [Re: ivtv driver]

On October 26, 2015 7:13:52 PM EDT, Warren Sturm wrote: >Hi Andy. > >I don't know whether this was intended but the pvr250 lost the >composite 3 input when going from kernel version 4.1.10 to 4.2.3. > >This is on a Fedora 22 x86_64 system. > > >Thanks for any insight.

Re: [PATCH v2 2/2] x86/mm/pat, drivers/media/ivtv: move pat warn and replace WARN() with pr_warn()

On Fri, 2015-06-26 at 10:45 +0200, Ingo Molnar wrote: * Luis R. Rodriguez mcg...@suse.com wrote: On Thu, Jun 25, 2015 at 08:51:47AM +0200, Ingo Molnar wrote: * Luis R. Rodriguez mcg...@do-not-panic.com wrote: From: Luis R. Rodriguez mcg...@suse.com On built-in kernels

Re: [PATCH 02/14] cx18: avoid going past input/audio array

-nof_audio_inputs = i; Acked-by: Andy Walls awa...@md.metrocast.net -- To unsubscribe from this list: send the line unsubscribe linux-media in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html

Re: [PATCH 08/14] avoid going past input/audio array

-nof_audio_inputs = i; Acked-by: Andy Walls awa...@md.metrocast.net -- To unsubscribe from this list: send the line unsubscribe linux-media in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html

Re: [PATCH v2] ivtv: use arch_phys_wc_add() and require PAT disabled

disabled, with the nopat kernel parameter. This is a worthy comprmise given that the hardware is really rare these days, and perhaps only some lost souls in some third world country are expected to be using this feature of the device driver. Cc: Andy Walls awa...@md.metrocast.net Acked

Re: [PATCH] [media] ivtv: use arch_phys_wc_add() and require PAT disabled

souls in some third world country are expected to be using this feature of the device driver. Cc: Mauro Carvalho Chehab mche...@osg.samsung.com Cc: Andy Lutomirski l...@amacapital.net Cc: Andy Walls awa...@md.metrocast.net Cc: Suresh Siddha sbsid...@gmail.com Cc: Ingo Molnar mi...@elte.hu Cc

Re: [PATCH] cx18: add missing caps for the PCM video device

*/ encoder IDX, Thanks Hans! Acked-by: Andy Walls awa...@md.metrocast.net -- To unsubscribe from this list: send the line unsubscribe linux-media in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html

Re: ioremap_uc() followed by set_memory_wc() - burrying MTRR

Hi All, On Mon, 2015-04-13 at 19:49 +0200, Luis R. Rodriguez wrote: [snip] I only saw a few drivers using overlapping ioremap*() calls though on my MTRR review and they are all old devices so likely mostly used on non-PAT systems, but there might be other corner cases elsewhere. Lets

Re: ioremap_uc() followed by set_memory_wc() - burrying MTRR

On Wed, 2015-04-15 at 13:42 -0700, Andy Lutomirski wrote: On Mon, Apr 13, 2015 at 10:49 AM, Luis R. Rodriguez mcg...@suse.com wrote: c) ivtv: the driver does not have the PCI space mapped out separately, and in fact it actually does not do the math for the framebuffer, instead it lets

Re: ioremap_uc() followed by set_memory_wc() - burrying MTRR

On Thu, 2015-04-16 at 01:58 +0200, Luis R. Rodriguez wrote: Hey Andy, thanks for your review, adding Hyong-Youb Kim for review of the full range ioremap_wc() idea below. On Wed, Apr 15, 2015 at 06:38:51PM -0400, Andy Walls wrote: Hi All, On Mon, 2015-04-13 at 19:49 +0200, Luis R

Re: ioremap_uc() followed by set_memory_wc() - burrying MTRR

On Wed, 2015-04-15 at 16:52 -0700, Andy Lutomirski wrote: On Wed, Apr 15, 2015 at 3:50 PM, Andy Walls awa...@md.metrocast.net wrote: On Wed, 2015-04-15 at 13:42 -0700, Andy Lutomirski wrote: On Mon, Apr 13, 2015 at 10:49 AM, Luis R. Rodriguez mcg...@suse.com wrote: c) ivtv: the driver

Re: ioremap_uc() followed by set_memory_wc() - burrying MTRR

On Wed, 2015-04-15 at 17:58 -0700, Andy Lutomirski wrote: On Wed, Apr 15, 2015 at 4:59 PM, Andy Walls awa...@md.metrocast.net wrote: On Wed, 2015-04-15 at 16:42 -0700, Andy Lutomirski wrote: On Wed, Apr 15, 2015 at 3:38 PM, Andy Walls awa...@md.metrocast.net wrote: IMO the right

Re: ioremap_uc() followed by set_memory_wc() - burrying MTRR

On Wed, 2015-04-15 at 16:42 -0700, Andy Lutomirski wrote: On Wed, Apr 15, 2015 at 3:38 PM, Andy Walls awa...@md.metrocast.net wrote: IMO the right solution would be to avoid ioremapping the whole bar at startup. Instead ioremap pieces once the driver learns what they are. This wouldn't

Re: [PATCH] staging: media: lirc: lirc_zilog: Fix for possible null pointer dereference

On Fri, 2015-01-30 at 08:09 -0500, valdis.kletni...@vt.edu wrote: On Fri, 30 Jan 2015 16:00:02 +0300, Dan Carpenter said: - if (ir == NULL) { - dev_err(ir-l.dev, close: no private_data attached to the file !\n); commit

Re: [PATCH] media: pci: cx18: cx18-alsa-mixer.c: Remove some unused functions

On December 20, 2014 5:35:17 PM EST, Rickard Strandqvist rickard_strandqv...@spectrumdigital.se wrote: Removes some functions that are not used anywhere: snd_cx18_mixer_tv_vol_get() snd_cx18_mixer_tv_vol_info() snd_cx18_mixer_tv_vol_put() This was partially found by using a static code analysis

Re: [PATCH] media: pci: cx18: cx18-alsa-mixer.c: Remove some unused functions

On December 20, 2014 8:17:05 PM EST, Rickard Strandqvist rickard_strandqv...@spectrumdigital.se wrote: 2014-12-21 1:06 GMT+01:00 Andy Walls awa...@md.metrocast.net: On December 20, 2014 5:35:17 PM EST, Rickard Strandqvist rickard_strandqv...@spectrumdigital.se wrote: Removes some functions

Re: [PATCH 05/11] cx25840/cx18: Use standard ordering of mask and shift

all the other uses in kernel. Signed-off-by: Joe Perches j...@perches.com The patch is technically correct. Reviewed-by: Andy Walls awa...@md.metrocast.net --- drivers/media/i2c/cx25840/cx25840-core.c | 12 ++-- drivers/media/pci/cx18/cx18-av-core.c| 16 2

Re: staging: media: lirc: lirc_zilog.c: replace custom print macros with dev_* and pr_*

On November 6, 2014 8:54:28 AM EST, Andy Walls awalls.c...@gmail.com wrote: On November 6, 2014 8:21:13 AM EST, Sean Young s...@mess.org wrote: On Thu, Nov 06, 2014 at 11:05:49AM -0200, Mauro Carvalho Chehab wrote: Hi Sean, Em Thu, 06 Nov 2014 12:46:29 + Sean Young s...@mess.org escreveu

Re: VBI on PVR-500 stopped working between kernels 3.6 and 3.13

On October 26, 2014 1:50:36 AM EDT, Hans Verkuil hverk...@xs4all.nl wrote: Hi Christopher, On 10/26/2014 01:15 AM, Christopher Neufeld wrote: I've been using a PVR-500 to record shows in MythTV, and to capture the VBI part of the stream from the standard-definition output of my STB when it

Re: VBI on PVR-500 stopped working between kernels 3.6 and 3.13

Hi Chris, On Sun, 2014-10-26 at 08:10 -0400, Christopher Neufeld wrote: Hello Hans, On Sun, 26 Oct 2014 06:50:36 +0100, Hans Verkuil hverk...@xs4all.nl said: The script that I use to set up captions invokes this command: v4l2-ctl -d DEV --set-fmt-sliced-vbi=cc

Re: VBI on PVR-500 stopped working between kernels 3.6 and 3.13

On Sun, 2014-10-26 at 13:41 -0400, Andy Walls wrote: Hi Chris, On Sun, 2014-10-26 at 08:10 -0400, Christopher Neufeld wrote: Hello Hans, On Sun, 26 Oct 2014 06:50:36 +0100, Hans Verkuil hverk...@xs4all.nl said: The script that I use to set up captions invokes this command: v4l2

Re: VBI on PVR-500 stopped working between kernels 3.6 and 3.13

On October 26, 2014 5:35:30 PM EDT, Christopher Neufeld media-al...@cneufeld.ca wrote: Andy, On Sun, 26 Oct 2014 13:41:14 -0400, Andy Walls awa...@md.metrocast.net said: Can you verify that v4l2-ctl -d DEV --get-fmt-sliced-vbi --get-ctrl=stream_vbi_format also fails, and that Yes

Re: strange empia device

On September 2, 2014 2:28:23 AM EDT, Lorenzo Marcantonio l.marcanto...@logossrl.com wrote: On Mon, Sep 01, 2014 at 07:58:52PM -0400, Andy Walls wrote: A Merlin firmware of 16 kB strongly suggests that this chip has an integarted Conexant CX25843 (Merlin Audio + Thresher Video = Mako

Re: strange empia device

On Sun, 2014-08-31 at 16:47 +0200, Frank Schäfer wrote: Hi Lorenzo, Am 25.08.2014 um 21:01 schrieb Lorenzo Marcantonio: Just bought a roxio video capture dongle. Read around that it was an easycap clone (supported, then); it seems it's not so anymore :( It identifies as 1b80:e31d Roxio

Fwd: Re: CX23885 error during boot

Dear Media Community: Since switching to CentOS7 and the 3.10.0-123 kernel as listed below: Linux mythbox.lightfoot.us 3.10.0-123.6.3.el7.x86_64 #1 SMP Wed Aug 6 21:12:36 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux I keep getting the following in dmesg related to my Hauppage Video Card

Re: [PATCHv1 02/12] vivid.txt: add documentation for the vivid driver.

On August 1, 2014 11:33:26 AM EDT, Antti Palosaari cr...@iki.fi wrote: On 08/01/2014 06:19 PM, Antonio Ospite wrote: On Fri, 01 Aug 2014 12:14:15 +0200 Hans Verkuil hverk...@xs4all.nl wrote: On 07/31/2014 09:16 PM, Andy Walls wrote: On Wed, 2014-07-30 at 16:23 +0200, Hans Verkuil wrote

Re: [PATCHv1 02/12] vivid.txt: add documentation for the vivid driver.

On Wed, 2014-07-30 at 16:23 +0200, Hans Verkuil wrote: From: Hans Verkuil hans.verk...@cisco.com The vivid Virtual Video Test Driver helps testing V4L2 applications and can emulate V4L2 hardware. Add the documentation for this driver first. Signed-off-by: Hans Verkuil

Re: Best way to add subdev that doesn't use I2C or SPI?

On June 20, 2014 9:58:19 PM EDT, Devin Heitmueller dheitmuel...@kernellabs.com wrote: Hello, I'm in the process of adding support for a new video decoder. However in this case it's an IP block on a USB bridge as opposed to the typical case which is an I2C device. Changing registers for the

Re: Best way to add subdev that doesn't use I2C or SPI?

On June 21, 2014 7:17:07 AM EDT, Andy Walls awa...@md.metrocast.net wrote: On June 20, 2014 9:58:19 PM EDT, Devin Heitmueller dheitmuel...@kernellabs.com wrote: Hello, I'm in the process of adding support for a new video decoder. However in this case it's an IP block on a USB bridge as opposed

Re: bttv and colorspace

On Fri, 2014-06-20 at 09:07 +0200, Hans Verkuil wrote: Hi Mauro, I wonder if you remember anything about the reported broken colorspace handling of bttv. The spec talks about V4L2_COLORSPACE_BT878 where the Y range is 16-253 instead of the usual 16-235. I downloaded a bt878 datasheet

Re: Conexant PCI-8604PW 4 channel BNC Video capture card (bttv)

Robert Longbottom rongb...@googlemail.com wrote: Hi, I've just bought one of these cards which is based on the Conexant Fusion 878A chip thinking it would just work under Linux being bttv-based. Unfortunately (for me) it's not and it is just picked up as a generic unknown card by the bttv

Re: [PATCH] [media] cx18: introduce a helper function to avoid array overrun

On Fri, 2014-01-10 at 14:06 +0100, Hans Verkuil wrote: Also CC to linux-media and Andy Walls who maintains this driver. Regards, Hans On 01/06/14 16:07, Ethan Zhao wrote: cx18_i2c_register() is called in cx18_init_subdevs() with index greater than length of hw_bus array

tda8290 broken badly with cx18 (Re: Kernel crash with modprobe cx18)

to isolate this problem. I'll say not much at this point; unless you want to start bisecting kernel source code revisions and compiling, installing, and tetsing custom kernels. Regards, Andy Thanks, Scott On Thu, Dec 19, 2013 at 7:11 PM, Andy Walls awa...@md.metrocast.net

Re: HVR-1800/1850 aka CX23885

Hi Bob: (CC-ing linux-media mailing list.) On Mon, 2013-12-30 at 16:45 -0500, Bob Lightfoot wrote: Dear Andy: Based on what I read here {http://ivtvdriver.org/pipermail/ivtv-users/2009-June/009460.html} you are or were maintaining the cx18 driver for Fedora. I have been running a

Re: Fwd: v4l2: The device does not support the streaming I/O method.

to play back the stream. Regards, Andy On Sat, Dec 28, 2013 at 1:15 PM, Andy Walls awa...@md.metrocast.net wrote: On Fri, 2013-12-27 at 00:37 -0500, Andy wrote: I am trying to capture input from /dev/video0 which is Hauppauge Win 150 MCE PCI card but I get the following error which has

Re: Fwd: v4l2: The device does not support the streaming I/O method.

On Wed, 2014-01-01 at 14:46 -0500, Devin Heitmueller wrote: On Wed, Jan 1, 2014 at 2:41 PM, Andy dssnos...@gmail.com wrote: I am trying to stream /dev/video0 to http and encode it in h.264. Last I checked, the ffmpeg v4l2 input interface is just for raw video. What you probably want to do

Re: Fwd: v4l2: The device does not support the streaming I/O method.

On Wed, 2014-01-01 at 17:22 -0500, Devin Heitmueller wrote: On Wed, Jan 1, 2014 at 5:21 PM, Devin Heitmueller dheitmuel...@kernellabs.com wrote: On Wed, Jan 1, 2014 at 5:18 PM, Andy Walls awa...@md.metrocast.net wrote: uncompressed video is available from /dev/video32 in an odd Conexant

Re: [ivtv-users] Kernel crash with modprobe cx18

kernel source code revisions and compiling, installing, and tetsing custom kernels. Regards, Andy Thanks, Scott On Thu, Dec 19, 2013 at 7:11 PM, Andy Walls awa...@md.metrocast.net wrote: On Thu, 2013-12-19 at 07:00 -0600, Scott Robinson wrote: Please see attachment. Many thanks for your

Re: Fwd: v4l2: The device does not support the streaming I/O method.

On Fri, 2013-12-27 at 00:37 -0500, Andy wrote: I am trying to capture input from /dev/video0 which is Hauppauge Win 150 MCE PCI card but I get the following error which has no record on google [video4linux2,v4l2 @ 0xb080d60] The device does not support the streaming I/O method.

Re: [ivtv-users] Kernel crash with modprobe cx18

On Thu, 2013-12-19 at 07:00 -0600, Scott Robinson wrote: Please see attachment. Many thanks for your response. On Wed, Dec 18, 2013 at 7:40 PM, Andy Walls awa...@md.metrocast.net wrote: On Wed, 2013-12-18 at 13:06 -0600, Scott Robinson wrote: I am running Fedora 18, x86_64, and recently

Re: [ivtv-users] Kernel crash with modprobe cx18

On Wed, 2013-12-18 at 13:06 -0600, Scott Robinson wrote: I am running Fedora 18, x86_64, and recently updated the kernel to 3.11.10-100.fc18 from 3.6.10-4.fc18. When I try to install the cx18 module, the kernel crashes with the following: Can you provide the output of $ objdump -d

Re: [patch] [media] cx18: check for allocation failure in cx18_read_eeprom()

-off-by: Dan Carpenter dan.carpen...@oracle.com Acked-by: Andy Walls awa...@md.metrocast.net diff --git a/drivers/media/pci/cx18/cx18-driver.c b/drivers/media/pci/cx18/cx18-driver.c index c1f8cc6f14b2..716bdc57fac6 100644 --- a/drivers/media/pci/cx18/cx18-driver.c +++ b/drivers/media/pci

Re: [patch] [media] cx18: check for allocation failure in cx18_read_eeprom()

On Fri, 2013-11-22 at 10:21 +0100, Hans Verkuil wrote: Andy, Should we perhaps change the MAINTAINERS file to point to the linux-media list instead? Yes. When I get time this weekend, I can submit a patch; unless you beat me to it. Regards, Andy Regards, Hans On 11/22/2013

Re: [PATCH RFC] videobuf2: Improve file I/O emulation to handle buffers in any order

Hi Hans, On Thu, 2013-11-21 at 14:52 +0100, Hans Verkuil wrote: Hi Andy, This seems more complex than is necessary. See my comments below... On 11/21/13 02:05, Andy Walls wrote: (This patch is RFC, because it was compiled and tested against kernel v3.5) videobuf2 file I/O

Re: [PATCH RFC] videobuf2: Improve file I/O emulation to handle buffers in any order

in order to prevent merge conflicts. I'll know more later today. Hi Hans, That sounds good to me. :) I have 4 comments on my own stuff below: On 11/21/2013 02:05 AM, Andy Walls wrote: (This patch is RFC, because it was compiled and tested against kernel v3.5) videobuf2 file I/O emulation

Re: [PATCH RFC] videobuf2: Improve file I/O emulation to handle buffers in any order

Hans Verkuil hverk...@xs4all.nl wrote: Hi Andy, This seems more complex than is necessary. See my comments below... On 11/21/13 02:05, Andy Walls wrote: (This patch is RFC, because it was compiled and tested against kernel v3.5) videobuf2 file I/O emulation assumed that buffers dequeued

[PATCH RFC] videobuf2: Improve file I/O emulation to handle buffers in any order

the, AFAICT, assumption that only read() calls would need to dequeue a buffer from the driver. Also set the buf-size properly, if a write() dequeues a buffer. Signed-off-by: Andy Walls awa...@md.metrocast.net Cc: Kyungmin Park kyungmin.p...@samsung.com Cc: PawelOsciakpa...@osciak.com Cc: Marek

Re: ivtv 1.4.2/1.4.3 broken in recent kernels?

On Mon, 2013-11-11 at 12:14 +0100, Hans Verkuil wrote: On 10/19/2013 07:09 PM, Andy Walls wrote: On Wed, 2013-10-16 at 01:10 +0100, Rajil Saraswat wrote: I was finally able to carry out a git bisect. Had to do a git pull on a fast internet hooked machine and ftp the files over to the remote

Re: [PATCH RFC] libv4lconvert: SDR conversion from U8 to FLOAT

On Sun, 2013-11-10 at 19:16 +0200, Antti Palosaari wrote: Convert unsigned 8 to float 32 [-1 to +1], which is commonly used format for baseband signals. Hi Annti, I don't think this a good idea. Floating point representations are inherently non-portable. Even though most everything now uses

Re: [PATCH v3 04/29] [media] cx18: struct i2c_client is too big for stack

On Tue, 2013-11-05 at 08:01 -0200, Mauro Carvalho Chehab wrote: drivers/media/pci/cx18/cx18-driver.c: In function 'cx18_read_eeprom': drivers/media/pci/cx18/cx18-driver.c:357:1: warning: the frame size of 1072 bytes is larger than 1024 bytes [-Wframe-larger-than=] That happens

Re: ivtv 1.4.2/1.4.3 broken in recent kernels?

On Mon, 2013-11-04 at 13:44 +0100, Hans Verkuil wrote: On 10/19/2013 07:09 PM, Andy Walls wrote: On Wed, 2013-10-16 at 01:10 +0100, Rajil Saraswat wrote: Try applying the following (untested) patch that is made against the bleeding edge Linux kernel. The test on the mute control state

Re: ivtv 1.4.2/1.4.3 broken in recent kernels?

On Wed, 2013-10-16 at 01:10 +0100, Rajil Saraswat wrote: I was finally able to carry out a git bisect. Had to do a git pull on a fast internet hooked machine and ftp the files over to the remote machine. I started with 'git bisect bad v2.6.36.4' and 'git bisect good v2.6.35.10'. And the

Re: [media-workshop] V2: Agenda for the Edinburgh mini-summit

On Thu, 2013-10-17 at 08:36 +0900, Milo Kim wrote: That's current solution, we plan to unify this two API since those chip are basically LED. On the other hands, LM3642 has an indicator mode with flash/torch. Then, it will consist of 3 parts - MFD core, LED(indicator) and

Re: ivtv 1.4.2/1.4.3 broken in recent kernels?

On Sat, 2013-10-12 at 19:23 -0400, Andy Walls wrote: On Thu, 2013-10-10 at 22:00 +0100, Rajil Saraswat wrote: On 10 October 2013 03:20, Andy Walls awa...@md.metrocast.net wrote: On Wed, 2013-09-18 at 02:19 +0530, Rajil Saraswat wrote: Hi, I have a couple of PVR-500's which have

Re: ivtv 1.4.2/1.4.3 broken in recent kernels?

On Sun, 2013-10-13 at 20:14 +0100, Rajil Saraswat wrote: OK, I just tested with my Wii game console connected to the PVR-500 unit #2, Fedora 17, kernel 3.6.10-2.fc17.x86_64. 1. With the unit set to 'Input 2, Composite 1', cx25840 'Composite 3': Good video, good audio 2. With the unit

Re: ivtv 1.4.2/1.4.3 broken in recent kernels?

On Thu, 2013-10-10 at 22:00 +0100, Rajil Saraswat wrote: On 10 October 2013 03:20, Andy Walls awa...@md.metrocast.net wrote: On Wed, 2013-09-18 at 02:19 +0530, Rajil Saraswat wrote: Hi, I have a couple of PVR-500's which have additional tuners connected to them (using daughter cards

Re: ivtv 1.4.2/1.4.3 broken in recent kernels?

On Wed, 2013-09-18 at 02:19 +0530, Rajil Saraswat wrote: Hi, I have a couple of PVR-500's which have additional tuners connected to them (using daughter cards). The PVR-500's don't have daughter cards with additional tuners AFAIK. There is this however:

Re: [PATCH 19/26] ivtv: Convert driver to use get_user_pages_unlocked()

://git.kernel.org/cgit/linux/kernel/git/jack/linux-fs.git/commit/?h=get_user_pagesid=624fc1bfb70fb65d32d31fbd16427ad9c234653e /rant If I found the correct patch for adding get_user_pages_unlocked(), then the patch below looks fine. Reviewed-by: Andy Walls awa...@md.metrocast.net Acked-by: Andy Walls awa

Re: Capture driver implementation issue/questions

On Thu, 2013-09-26 at 14:57 +, Rick Ball wrote: Hi All, I'm working on a video capture driver (my first) for a custom board, and I have a few questions about handling 'overflow' conditions (when the application doesn't get back in time to de-queue every frame). I know that one way to

Re: [PATCH 1/3] media: i2c: Add ADV761X support

Hans Verkuil hverk...@xs4all.nl wrote: On 09/24/2013 06:19 PM, Guennadi Liakhovetski wrote: Hi Hans On Tue, 24 Sep 2013, Hans Verkuil wrote: Shouldn't the interrupt_service_routine() op be implemented as well? Usually these drivers will generate interrupts if e.g. the format changes.

Re: dvb_device_open: possible circular locking dependency detected

Knut Petersen knut_peter...@t-online.de wrote: As long as I use the Hauppauge WinTV Nova-HD-S2, nobody seems to be really interested in silencing deadlock warnings triggered by dvb_device_open(). dvb lockdep problems are old, see Andy Walls mail written in 2010 http://permalink.gmane.org

Re: Fw: [PATCH] Fixed misleading error when handling IR interrupts.

misinterpreted the meaning of the return value when I added in that error message long ago. Regards, Andy Acked-by: Andy Walls awa...@md.metrocast.net Signed-off-by: Luis Alves lja...@gmail.com --- drivers/media/pci/cx23885/cx23885-core.c |5 + 1 file changed, 1 insertion(+), 4 deletions

Re: A false alarm for recursive lock in v4l2_ctrl_add_handler

6cd247ef22e493e1884e576c01538b031981 Author: Andy Walls awa...@md.metrocast.net Date: Sat Mar 9 05:55:11 2013 -0300 [media] v4l2-ctrls: eliminate lockdep false alarms for struct v4l2_ctrl_handler.lock Yes. Regards, Andy Thanks! Jiaquan -- To unsubscribe from this list: send the line unsubscribe linux-media

Re: [PATCH] cx23885[v4]: Fix interrupt storm when enabling IR receiver.

(dev, 0x1f)); should work as well, since the set interrupt status bit will clear that bit on the write back of the bit. But this patch is good enough. :) Acked-by: Andy Walls awa...@md.metrocast.net --- drivers/media/pci/cx23885/cx23885-av.c| 13 + drivers/media/pci/cx23885

Re: [PATCH] cx23885[v2]: Fix IR interrupt storm.

Luis Alves lja...@gmail.com wrote: Hi Max, Should have thought on that! I'll change it to preserve all other bits. Thanks, Luis On Fri, Jul 19, 2013 at 4:37 AM, nibble.max nibble@gmail.com wrote: Hello Luis, The internel interrupts are rounted as follow: flatiron(include

Re: [PATCH] cx23885: Fix interrupt storm that happens in some cards when IR is enabled.

On Wed, 2013-07-17 at 22:41 -0400, Devin Heitmueller wrote: On Wed, Jul 17, 2013 at 10:15 PM, Antti Palosaari cr...@iki.fi wrote: hmm, I looked again the cx23885 driver. 0x4c == [0x98 1] = flatiron == some internal block of the chip Yeah, ok. Pretty sure Flatiron is the codename for

Re: [PATCH 00/50] USB: cleanup spin_lock in URB-complete()

On Thu, 2013-07-11 at 17:05 +0800, Ming Lei wrote: Hi, As we are going to run URB-complete() in tasklet context[1][2], Hi, Please pardon my naivete, but why was it decided to use tasklets to defer work, as opposed to some other deferred work mechanism? It seems to me that getting rid of

Re: [RFC 1/3] saa7115: Set saa7113 init to values from datasheet

Mauro Carvalho Chehab mche...@redhat.com wrote: Em Wed, 29 May 2013 22:41:16 +0200 Jon Arne Jørgensen jona...@jonarne.no escreveu: Change all default values in the initial setup table to match the table in the datasheet. This is not a good idea, as it can produce undesired side effects on the

Re: saa7115/gm7113c - device specific initialization

Jon Arne Jørgensen jona...@jonarne.no wrote: Hi, I've recently discovered that the smi2021 device have some pretty specific needs for the setup of the gm7113c chip. Both the smi2021 driver and the stk1160 driver needs registers 0x14 - 0x17 to be zeroed, this is what forced me to add the gm7113c

Re: saa7115/gm7113c - device specific initialization

Jon Arne Jørgensen jona...@jonarne.no wrote: On Mon, May 20, 2013 at 06:33:20AM -0400, Andy Walls wrote: Jon Arne Jørgensen jona...@jonarne.no wrote: Hi, I've recently discovered that the smi2021 device have some pretty specific needs for the setup of the gm7113c chip. Both the smi2021

Re: cx18 list corruption and related problems

On Tue, 2013-04-09 at 10:50 +0100, Tvrtko Ursulin wrote: Hi Andy, all, Were there any known problems in the cx18 locking department regarding video buffers or mailbox handling fixed sometime between 3.5.0 and today? No. We are seeing some issues there (on a flavour of 3.5.0) and I just

Re: cannot unload cx18_alsa to hibernate Mint13 64 computer

Dixon Craig dixon...@gmail.com wrote: Thanks Andy Pulse was indeed respawning. Once I got it killed for certain, I was able to rmmod cx18_alsa and cx18, then hibernate and wake up worked without problem. On wake up, I tried modprobe cx18_alsa, but it just hung. I exited by pressing ctrl-c,

Re: cannot unload cx18_alsa to hibernate Mint13 64 computer

On Sat, 2013-03-09 at 21:57 +, Dixon Craig wrote: Hello and thank you to all linuxtv developers! I have my hauppuage pvr-1600 working very nicely for us-cable analog and composite inputs using cx18 from original linuxmint 13 MATE 64 and I also tried newest drivers from

Re: drxk driver statistics

Oliver Schinagl oli...@schinagl.nl wrote: On 03/06/13 18:36, Jean Delvare wrote: Hi all, I have a TerraTec Cinergy T PCIe Dual card, with DRX-3916K and DRX-3913K frontends. I am thus using the drxk dvb-frontend driver. While trying to find the best antenna, position and amplification, I

Re: Firmware for cx23885 in linux-firmware.git is broken

Hi, Instead of answering points in the email chain, I'm just going to provide the best information I have. I. Definitions: - Thresher: broadcast video decoder - Merlin: broadcast audio system detection microcontroller and decoder - Mako: Thresher + Merlin - CX2583[67]: stand-alone

Re: 3.7/3.8 kernel won't boot with Hauppauge pvr-150

On Thu, 2013-02-21 at 22:32 -0500, Andy Walls wrote: Ron Andreasen dlano...@gmail.com wrote: I've been having trouble getting distros that have any kernel above the 3.5 series to boot (only tried 64-bit). I get a black screen with a bunch of text and the boot process goes no further. I

Re: 3.7/3.8 kernel won't boot with Hauppauge pvr-150

Ron Andreasen dlano...@gmail.com wrote: I've been having trouble getting distros that have any kernel above the 3.5 series to boot (only tried 64-bit). I get a black screen with a bunch of text and the boot process goes no further. I don't know if this is usually okay, but I'm posting a link to a

Re: Wrongly identified easycap em28xx

Theodore Kilgore kilg...@banach.math.auburn.edu wrote: On Tue, 19 Feb 2013, Mauro Carvalho Chehab wrote: Em Tue, 19 Feb 2013 20:45:21 +0100 Frank Sch?fer fschaefer@googlemail.com escreveu: Am 19.02.2013 19:53, schrieb Mauro Carvalho Chehab: Em Tue, 19 Feb 2013 19:45:29 +0100

Re: possible recursive locking: find_ref_lock() / v4l2_ctrl_add_handler()

On Sun, 2013-02-10 at 11:54 +0100, Hans Verkuil wrote: On Sun February 10 2013 11:34:11 Knut Petersen wrote: Maybe somebody could have at that old locking warning: It's a false warning. If someone can point me to some documentation on how to tell lockdep that it isn't a deadlock, then that

Re: [RFC PATCH] ivtv-alsa: regression fix: remove __init from ivtv_alsa_load

*v4l2_dev = itv-v4l2_dev; struct ivtv_stream *s; -- 1.7.10.4 Hans, I concur. Now I have to check cx18 for the same problem. Your patch looks good. Reviewed-by: Andy Walls awa...@md.metrocast.net Signed-off-by: Andy Walls awa...@md.metrocast.net Regards, Andy -- To unsubscribe from this list

Re: [RFC PATCH] ivtv-alsa: regression fix: remove __init from ivtv_alsa_load

Hans Verkuil hverk...@xs4all.nl wrote: On Thu February 7 2013 22:58:53 Andy Walls wrote: Hans Verkuil hverk...@xs4all.nl wrote: Andy, Please review this patch. This fix probably should be fast-tracked to 3.8 and queued for stable 3.7. ivtv-alsa kept crashing my machine every time I

Re: [ivtv-users] cx18 module causes freeze after kernel upgrade

On Fri, 2013-01-18 at 14:23 -0500, Kyle Lil wrote: I'm having trouble getting drivers installed for my Hauppauge HVR-1600 in recent kernels. In Mythbuntu 12.04, I first tried upgrading to 3.4 kernel or 3.3 kernel. After installing each of these, I booted into the new kernel, then downloaded

Re: [PATCH 5/5] kfifo: log based kfifo API

Dmitry Torokhov dmitry.torok...@gmail.com wrote: Hi Yuanhan, On Tue, Jan 08, 2013 at 10:57:53PM +0800, Yuanhan Liu wrote: The current kfifo API take the kfifo size as input, while it rounds _down_ the size to power of 2 at __kfifo_alloc. This may introduce potential issue. Take the code

Re: [PATCH] [media] ivtv: ivtv-driver: Replace 'flush_work_sync()'

: Acked-by: Andy Walls awa...@md.metrocast.net Regards, Andy Thanks, Mauro Forwarded message: Date: Wed, 24 Oct 2012 10:14:16 -0200 From: Fabio Estevam feste...@gmail.com To: awa...@md.metrocast.net Cc: mche...@infradead.org, linux-media@vger.kernel.org, t...@kernel.org, Fabio

Re: [PATCH] media: cx18, ivtv: do not dereference array before index check

On Sat, 2013-01-05 at 14:11 -0500, Nickolai Zeldovich wrote: Move dereferencing of hw_devicenames[], hw_bus[] arrays until after checking that idx is within range. Signed-off-by: Nickolai Zeldovich nicko...@csail.mit.edu Hi Nickolai, My comments are in line below. ---

Re: [PATCH v2] media: cx18, ivtv: eliminate unnecessary array index checks

ineffective because arrays were being dereferenced using the index before the check. Signed-off-by: Nickolai Zeldovich nicko...@csail.mit.edu --- Thanks to Andy Walls for suggesting that instead of moving the checks before array dereference, a better fix is to remove the checks altogether, since

Re: ivtv driver inputs randomly block

On Thu, 2012-11-29 at 12:29 -0300, Ezequiel Garcia wrote: Hi Brian, See my comments below. On Wed, Nov 28, 2012 at 8:19 PM, Brian J. Murrell br...@interlinx.bc.ca wrote: On 12-11-28 08:13 AM, Ezequiel Garcia wrote: Try again with modprobe ivtv ivtv_debug=10 OK. Happened

Re: anyone here know anyone at ivtvdriver.org? it's been down a few days now

Brian J. Murrell br...@interlinx.bc.ca wrote: I wonder if anyone here has control over or knows anyone who has control over the ivtvdriver.org website and lists. They seem to be down and have been for a bit now. Does anyone know if there is any expectation that this stuff will come back or is

Re: Poor HVR 1600 Video Quality - Feedback for Devin Heitmueller 2012-11-24

On Sat, 2012-11-24 at 23:08 -0500, Bob Lightfoot wrote: Devin : Let me see if I can answer some of your questions. 2. Links on Google to files related to this issue : A. The Main Can on the Tuner Card - https://docs.google.com/open?id=0B95B_9punKEmeHBUNHprMnVNV00 B. First

Re: ir rremote support for TeVii S471

On Mon, 2012-11-12 at 10:04 +0100, Joakim Hernberg wrote: Hello, First of all, thanks a lot for adding the S471 support to the kernel. It appears to work very well on 3.6 which is what I'm running. I am trying to get the included ir remote working. Tried the enable_885_ir=1 module

Re: [PATCH] cx23885: Added support for AVerTV Hybrid Express Slim HC81R (only analog)

On Sun, 2012-11-04 at 09:59 +0200, Oleg Kravchenko wrote: субота, 03-лис-2012 16:41:10 Andy Walls написано: Oleg Kravchenko o...@kaa.org.ua wrote: Hello! Please review my patch. Supported inputs: Television, S-Video, Component. Modules options: options cx25840 firmware=v4l

Re: [PATCH] cx23885: Added support for AVerTV Hybrid Express Slim HC81R (only analog)

Oleg Kravchenko o...@kaa.org.ua wrote: Hello! Please review my patch. Supported inputs: Television, S-Video, Component. Modules options: options cx25840 firmware=v4l-cx23418-dig.fw Hi, Please do not use the CX23418 digitizer firmware with the CX2388[578] chips. Use the proper cx23885

Re: [PATCH] saa7134: Add pm_qos_request to fix video corruption

the beginning of a DMA burst. Andy Walls has worked on the cx18 driver to cope in this situation, so it doesn't fail even with the 109 microsecond DMA latency we have on Sandybridge. Well if brdige wake-up DMA latency is the problem, it is alos the case that the CX23418 has a *lot* of on board memory

Re: [PATCH] saa7134: Add pm_qos_request to fix video corruption

On Mon, 2012-10-29 at 13:02 +, Simon Farnsworth wrote: On Monday 29 October 2012 09:58:17 Mauro Carvalho Chehab wrote: I prefer if you don't c/c me on that ;) Patchwork is the main source that I use on my patch reviews. Noted. Btw, I saw your patch yesterday (and skipped it,

Re: hvr-1600 records one, fails recording the other on an mplex

Brian J. Murrell br...@interlinx.bc.ca wrote: Hi, As I wrote about a number (3-4) of weeks ago, I am still having a problem with my HVR-1600 failing on multiple digital recordings. At the time I reported this previously, there was a question of whether my current version of MythTV was to blame.

Re: [PATCH 01/23] uvc: Replace memcpy with struct assignment

Laurent Pinchart laurent.pinch...@ideasonboard.com wrote: Hi Ezequiel, Thanks for the patch. On Tuesday 23 October 2012 16:57:04 Ezequiel Garcia wrote: This kind of memcpy() is error-prone. Its replacement with a struct assignment is prefered because it's type-safe and much easier to read.

Re: [PATCH 15/23] ivtv: Replace memcpy with struct assignment

@@ identifier struct_name; struct struct_name to; struct struct_name from; expression E; @@ -memcpy((to), (from), E); +to = from; // /smpl Cc: Andy Walls awa...@md.metrocast.net Signed-off-by: Andy Walls awa...@md.metrocast.net Signed-off-by: Peter Senna Tschudin peter.se...@gmail.com

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