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HVR1600 and Centos 6.2 x86_64 -- Strange Behavior

DISCUSSION Bob Lightfoot 3 participants 4 messages May 22, 2012 – May 23, 2012 Media (V4L/DVB)

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Dear LinuxTv and AtRpms Communities:

     In the most recent three kernels {2.6.32-220.7.1 ;

2.6.32-220.13.1 ; 2.6.32-220.17.1} released for CentOS 6.2 I have experienced what can only be described as a strange behavior of the V4L kernel modules with the Hauppage HVR 1600 Card. If I reboot the PC in question {HP Pavillion Elite M9040n} I will lose sound on the Analog TV Tuner. If I Power off the PC, leave it off for 30-60 seconds and start it back up then I have sound with the Analog TV Tuner every time. Not sure what is causing this, but thought the condition was worth sharing.

The uname -a response is :

Quoted 2 lines

Linux mythbox.ladodomain 2.6.32-220.17.1.el6.x86_64 #1 SMP Wed May 16 00:01:37 BST 2012 x86_64 x86_64 x86_64 GNU/Linux

I am presently using the following modules:

Quoted 47 lines

Name : lirc-kmdl-2.6.32-220.17.1.el6 Relocations: (not
relocatable) Version : 0.9.0
Vendor: ATrpms.net Release : 89.el6
Build Date: Thu 17 May 2012 06:08:44 PM EDT Install Date: Mon 21
May 2012 04:26:24 PM EDT Build Host: flocki.atrpms.net Group
: System Environment/Kernel Source RPM:
lirc-0.9.0-89.el6.src.rpm Size : 261184
License: GPL Signature : DSA/SHA1, Thu 17 May 2012 06:08:45 PM
EDT, Key ID 508ce5e666534c2b Packager : ATrpms
<http://ATrpms.net/> Summary : The Linux Infrared Remote
Control (LIRC) kernel drivers Description : LIRC is the Linux Infrared Remote Control package.

This package contains the lirc kernel modules for the Linux kernel
package: kernel-2.6.32-220.17.1.el6.x86_64.x86_64.rpm. Name : nvidia-graphics295.20-kmdl-2.6.32-220.17.1.el6 Relocations: (not
relocatable) Version : 295.20
Vendor: ATrpms.net Release : 142.el6
Build Date: Thu 17 May 2012 08:33:01 PM EDT Install Date: Mon 21
May 2012 04:26:12 PM EDT Build Host: flocki.atrpms.net Group
: System Environment/Kernel Source RPM:
nvidia-graphics295.20-295.20-142.el6.src.rpm Size : 17003384
License: NVIDIA, distributable Signature : DSA/SHA1, Thu 17 May
2012 08:33:05 PM EDT, Key ID 508ce5e666534c2b Packager : ATrpms
<http://ATrpms.net/> URL :
http://www.nvidia.com/object/linux_display_ia32_295.20 Summary : Kernel module for NVIDIA graphics architecture support Description : NVIDIA Architecture support for systems with updated or custom kernels.

This package contains the nvidia-graphics295.20 kernel modules for the Linux kernel package:
kernel-2.6.32-220.17.1.el6.x86_64.x86_64.rpm. Name :
video4linux-kmdl-2.6.32-220.17.1.el6 Relocations: (not
relocatable) Version : 20111124_223432
Vendor: ATrpms.net Release : 99.el6
Build Date: Fri 18 May 2012 05:29:53 AM EDT Install Date: Mon 21
May 2012 04:29:55 PM EDT Build Host: flocki.atrpms.net Group
: System Environment/Kernel Source RPM:
video4linux-20111124_223432-99.el6.src.rpm Size : 13962448
License: GPLv2 Signature : DSA/SHA1, Fri 18 May 2012 05:29:57 AM
EDT, Key ID 508ce5e666534c2b Packager : ATrpms
<http://ATrpms.net/> URL : http://linuxtv.org/v4lwiki/
Summary : kernel modules for V4L2 drivers Description :

Quoted 2 lines

This package contains the video4linux kernel modules for the Linux kernel package: kernel-2.6.32-220.17.1.el6.x86_64.x86_64.rpm.

Sincerely,
Bob Lightfoot
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Quoted 13 lines · Bob Lightfoot

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Dear LinuxTv and AtRpms Communities:
    In the most recent three kernels {2.6.32-220.7.1 ; 2.6.32-220.13.1 ; 2.6.32-220.17.1} released for CentOS 6.2 I have experienced what can only be described as a strange behavior of the V4L kernel modules with the Hauppage HVR 1600 Card.  If I reboot the PC in question {HP Pavillion Elite M9040n} I will lose sound on the Analog TV Tuner.  If I Power off the PC, leave it off for 30-60 seconds and start it back up then I have sound with the Analog TV Tuner every time.  Not sure what is causing this, but thought the condition was worth sharing.

Could you please clarify which HVR-1600 board you have (e.g. the PCI ID)? I suspect we're probably not resetting the audio processor properly, but I would need to know exactly which board you have in order to check that.

Devin

Signature · 2 lines
Devin J. Heitmueller - Kernel Labs
http://www.kernellabs.com
#2 lore raw
Quoted 16 lines · Devin Heitmueller
Quoted 13 lines · Bob Lightfoot

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Dear LinuxTv and AtRpms Communities:
    In the most recent three kernels {2.6.32-220.7.1 ; 2.6.32-220.13.1 ; 2.6.32-220.17.1} released for CentOS 6.2 I have experienced what can only be described as a strange behavior of the V4L kernel modules with the Hauppage HVR 1600 Card.  If I reboot the PC in question {HP Pavillion Elite M9040n} I will lose sound on the Analog TV Tuner.  If I Power off the PC, leave it off for 30-60 seconds and start it back up then I have sound with the Analog TV Tuner every time.  Not sure what is causing this, but thought the condition was worth sharing.

Quoted 15 lines

Could you please clarify which HVR-1600 board you have (e.g. the PCI ID)? I suspect we're probably not resetting the audio processor properly, but I would need to know exactly which board you have in order to check that.

Devin

Signature · 7 lines
Devin J. Heitmueller - Kernel Labs
http://www.kernellabs.com
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Also, if you not done so already, verify that it is not a sound card playback issue. Make a recording when you suspect the HVR1600 is not capturing sound. Then play the recording when you know your sound is working.

Also, does audio line in with Svideo or CVBS exhibit the same symptoms?

I had to go through a good bit of trial and error to get the CX23418's APU to capture audio reliably after boot up, so I am reluctant to mess with that unless needed.

We will want to try to narrow the problem down to one of the analog tuner, integrated CX25843, or APU.

Regards,
Andy

#3 lore raw

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Quoted 38 lines · Andy Walls
Quoted 20 lines · Devin Heitmueller
Quoted 12 lines · Bob Lightfoot

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Dear LinuxTv and AtRpms Communities: In the most recent three kernels {2.6.32-220.7.1 ; 2.6.32-220.13.1 ; 2.6.32-220.17.1} released for CentOS 6.2 I have experienced what can only be described as a strange behavior of the V4L kernel modules with the Hauppage HVR 1600 Card. If I reboot the PC in question {HP Pavillion Elite M9040n} I will lose sound on the Analog TV Tuner. If I Power off the PC, leave it off for 30-60 seconds and start it back up then I have sound with the Analog TV Tuner every time. Not sure what is causing this, but thought the condition was worth sharing.

Could you please clarify which HVR-1600 board you have (e.g. the PCI ID)? I suspect we're probably not resetting the audio processor properly, but I would need to know exactly which board you have in order to check that.

Quoted 7 lines

Devin

-- Devin J. Heitmueller - Kernel Labs http://www.kernellabs.com
-- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to [email protected] More majordomo info at
http://vger.kernel.org/majordomo-info.html

Also, if you not done so already, verify that it is not a sound
card playback issue. Make a recording when you suspect the
HVR1600 is not capturing sound. Then play the recording when you know your sound is working.

Also, does audio line in with Svideo or CVBS exhibit the same symptoms?

Quoted 9 lines

I had to go through a good bit of trial and error to get the CX23418's APU to capture audio reliably after boot up, so I am reluctant to mess with that unless needed.

We will want to try to narrow the problem down to one of the analog tuner, integrated CX25843, or APU.

Regards, Andy

First Question the PCI ID -- the output of lspci -v is :
01:00.0 Multimedia video controller: Conexant Systems, Inc. CX23418 Single-Chip MPEG-2 Encoder with Integrated Analog Video/Broadcast Audio Decoder
Subsystem: Hauppauge computer works Inc. WinTV HVR-1600
Flags: bus master, medium devsel, latency 64, IRQ 17 Memory at f4000000 (32-bit, non-prefetchable) [size=64M]
Capabilities: [44] Vital Product Data
Capabilities: [4c] Power Management version 2 Kernel driver in use: cx18
Kernel modules: cx18

And although right now I cannot find the earlier instructions I followed there was a post on the gossamer threads about the audio not being detected and the card muting the output. There was a command {memory fails me right now} to query the card for the status of the tuner which is showing the audio is undetermined and muted when this issue happens. It happens in both mythtv and cat > file.avi recordings played back later. It should be noted that audio playback is fine despite the analog video sound being muted.

Bob Lightfoot

P.S. -- David & Andy - If you need more specific information just send me the commands to run and I'll provide the feedback,

P.P.S. -- Appreciate all you guys do -- my linux video box runs circles around my Vista Media Center.

Last P.S. - Linux Media Rocks.

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