* PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing
@ 2011-06-12 8:23 Rune Evjen
2011-06-12 11:08 ` Antti Palosaari
0 siblings, 1 reply; 14+ messages in thread
From: Rune Evjen @ 2011-06-12 8:23 UTC (permalink / raw)
To: linux-media
Hi,
I just tested a PCTV 290e device using the latest media_build drivers
in MythTV as a DVB-C device, and ran into some problems.
The adapter is recognized by the em28xx-dvb driver [1] and dmesg
output seems to be correct [2]. I can successfully scan for channels
using the scan utility in dvb-apps but when I try to scan for channels
in mythtv I get the following errors logged by mythtv-setup:
2011-06-12 00:57:20.971556 PIDInfo(/dev/dvb/adapter0/
frontend1): Failed to open demux device /dev/dvb/adapter0/demux1 for
filter on pid 0x0
The demux1 does not exist, I only have the following nodes under
/dev/dvb/adapter0:
demux0 dvr0 frontend0 frontend1 net0
When searching the linx-media I came across this thread:
http://www.mail-archive.com/linux-media@vger.kernel.org/msg31839.html
Is there any way to circumvent with the current driver that there is
no corresponding demux1 for frontend1?
Or can the DVB-T/T2 part be disabled somehow so that there is only one
DVB-C frontend registered which corresponds to the demux0?
Best regards,
Rune
[1] modinfo:
modinfo em28xx-dvb
filename:
/lib/modules/2.6.38-8-generic/kernel/drivers/media/video/em28xx/em28xx-dvb.ko
license: GPL
author: Mauro Carvalho Chehab <mchehab@infradead.org>
description: driver for em28xx based DVB cards
srcversion: 663F353AB97767017FDEC27
depends: em28xx,dvb-core,cxd2820r
vermagic: 2.6.38-8-generic SMP mod_unload modversions 686
parm: debug:enable debug messages [dvb] (int)
parm: adapter_nr:DVB adapter numbers (array of short)
[2] dmesg:
[ 54.724067] usb 1-3: new high speed USB device using ehci_hcd and address 4
[ 54.941327] WARNING: You are using an experimental version of the
media stack.
[ 54.941332] As the driver is backported to an older kernel, it
doesn't offer
[ 54.941335] enough quality for its usage in production.
[ 54.941338] Use it with care.
[ 54.941339] Latest git patches (needed if you report a bug to
linux-media@vger.kernel.org):
[ 54.941343] 75125b9d44456e0cf2d1fbb72ae33c
13415299d1 [media] DocBook: Don't be noisy at make cleanmediadocs
[ 54.941346] 0fba2f7ff0c4d9f48a5c334826a22db32f816a76 Revert
[media] dvb/audio.h: Remove definition for AUDIO_GET_PTS
[ 54.941350] 4f75ad768da3c5952d1e7080045a5b5ce7b0d85d [media]
DocBook/video.xml: Document the remaining data structures
[ 54.961881] IR NEC protocol handler initialized
[ 54.987012] IR RC5(x) protocol handler initialized
[ 55.008281] IR RC6 protocol handler initialized
[ 55.032239] IR JVC protocol handler initialized
[ 55.052312] IR Sony protocol handler initialized
[ 55.092892] em28xx: New device PCTV Systems PCTV 290e @ 480 Mbps
(2013:024f, interface 0, class 0)
[ 55.093169] lirc_dev: IR Remote Control driver registered, major 250
[ 55.100171] em28xx #0: chip ID is em28174
[ 55.110254] IR LIRC bridge handler initialized
[ 55.419763] em28xx #0: Identified as PCTV nanoStick T2 290e (card=78)
[ 55.464076] Registered IR keymap rc-pinnacle-pctv-hd
[ 55.472069] input: em28xx IR (em28xx #0) as
/devices/pci0000:00/0000:00:1d.7/usb1/1-3/rc/rc0/input11
[ 55.472505] rc0: em28xx IR (em28xx #0) as
/devices/pci0000:00/0000:00:1d.7/usb1/1-3/rc/rc0
[ 55.483777] em28xx #0: v4l2 driver version 0.1.2
[ 55.493073] em28xx #0: V4L2 video device registered as video1
[ 55.494836] usbcore: registered new interface driver em28xx
[ 55.494844] em28xx driver loaded
[ 55.552425] WARNING: You are using an experimental version of the
media stack.
[ 55.552430] As the driver is backported to an older kernel, it
doesn't offer
[ 55.552434] enough quality for its usage in production.
[ 55.552436] Use it with care.
[ 55.552438] Latest git patches (needed if you report a bug to
linux-media@vger.kernel.org):
[ 55.552441] 75125b9d44456e0cf2d1fbb72ae33c13415299d1 [media]
DocBook: Don't be noisy at make cleanmediadocs
[ 55.552445] 0fba2f7ff0c4d9f48a5c334826a22db32f816a76 Revert
[media] dvb/audio.h: Remove definition for AUDIO_GET_PTS
[ 55.552449] 4f75ad768da3c5952d1e7080045a5b5ce7b0d85d [media]
DocBook/video.xml: Document the remaining data structures
[ 55.610886] tda18271 15-0060: creating new instance
[ 55.613267] TDA18271HD/C2 detected @ 15-0060
[ 55.845831] tda18271 15-0060: attaching existing instance
[ 55.845842] DVB: registering new adapter (em28xx #0)
[ 55.845850] DVB: registering adapter 0 frontend 0 (Sony CXD2820R
(DVB-T/T2))...
[ 55.846111] DVB: registering adapter 0 frontend 1 (Sony CXD2820R (DVB-C))...
[ 55.846891] em28xx #0: Successfully loaded em28xx-dvb
[ 55.846899] Em28xx: Initialized (Em28xx dvb Extension) extension
^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing
2011-06-12 8:23 PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing Rune Evjen
@ 2011-06-12 11:08 ` Antti Palosaari
2011-06-20 19:29 ` Rune Evjen
0 siblings, 1 reply; 14+ messages in thread
From: Antti Palosaari @ 2011-06-12 11:08 UTC (permalink / raw)
To: Rune Evjen; +Cc: linux-media
On 06/12/2011 11:23 AM, Rune Evjen wrote:
> I just tested a PCTV 290e device using the latest media_build drivers
> in MythTV as a DVB-C device, and ran into some problems.
>
> The adapter is recognized by the em28xx-dvb driver [1] and dmesg
> output seems to be correct [2]. I can successfully scan for channels
> using the scan utility in dvb-apps but when I try to scan for channels
> in mythtv I get the following errors logged by mythtv-setup:
>
> 2011-06-12 00:57:20.971556 PIDInfo(/dev/dvb/adapter0/
> frontend1): Failed to open demux device /dev/dvb/adapter0/demux1 for
> filter on pid 0x0
>
> The demux1 does not exist, I only have the following nodes under
> /dev/dvb/adapter0:
>
> demux0 dvr0 frontend0 frontend1 net0
>
> When searching the linx-media I came across this thread:
> http://www.mail-archive.com/linux-media@vger.kernel.org/msg31839.html
>
> Is there any way to circumvent with the current driver that there is
> no corresponding demux1 for frontend1?
> Or can the DVB-T/T2 part be disabled somehow so that there is only one
> DVB-C frontend registered which corresponds to the demux0?
There is no way to say driver to create demux1 for frontend1.
After all it is not 100% clear even for me if that's correct or not, but
most likely it is correct as far as I understood.
regards,
Antti
--
http://palosaari.fi/
^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing
2011-06-12 11:08 ` Antti Palosaari
@ 2011-06-20 19:29 ` Rune Evjen
2011-06-20 19:55 ` Markus Rechberger
0 siblings, 1 reply; 14+ messages in thread
From: Rune Evjen @ 2011-06-20 19:29 UTC (permalink / raw)
To: Antti Palosaari; +Cc: linux-media
2011/6/12 Antti Palosaari <crope@iki.fi>:
> On 06/12/2011 11:23 AM, Rune Evjen wrote:
>>
>> I just tested a PCTV 290e device using the latest media_build drivers
>> in MythTV as a DVB-C device, and ran into some problems.
>>
>> The adapter is recognized by the em28xx-dvb driver [1] and dmesg
>> output seems to be correct [2]. I can successfully scan for channels
>> using the scan utility in dvb-apps but when I try to scan for channels
>> in mythtv I get the following errors logged by mythtv-setup:
>>
>> 2011-06-12 00:57:20.971556 PIDInfo(/dev/dvb/adapter0/
>> frontend1): Failed to open demux device /dev/dvb/adapter0/demux1 for
>> filter on pid 0x0
>>
>> The demux1 does not exist, I only have the following nodes under
>> /dev/dvb/adapter0:
>>
>> demux0 dvr0 frontend0 frontend1 net0
>>
>> When searching the linx-media I came across this thread:
>> http://www.mail-archive.com/linux-media@vger.kernel.org/msg31839.html
>>
>> Is there any way to circumvent with the current driver that there is
>> no corresponding demux1 for frontend1?
>> Or can the DVB-T/T2 part be disabled somehow so that there is only one
>> DVB-C frontend registered which corresponds to the demux0?
>
> There is no way to say driver to create demux1 for frontend1.
>
> After all it is not 100% clear even for me if that's correct or not, but
> most likely it is correct as far as I understood.
>
Thank you for your response, Antti.
Your help is much appreciated.
I have tested the 290e as a DVB-C adapter with some success, to use it
I created a new adapter directory under /dev/dvb, and symlinked the
following:
ln -s /dev/dvb/adapter0/frontend1 /dev/dvb/adapter1/frontend0
ln -s /dev/dvb/adapter0/demux0 /dev/dvb/adapter1/demux0
ln -s /dev/dvb/adapter0/dvr0 /dev/dvb/adapter1/dvr0
When testing I can scan using the scan utility and mythtv, and receive
QAM-64 channels.
QAM-256 channels have distorted audio and video.
I tried to investigate the QAM-256 problem using the debug option on
cxd2820r, but when this option is enabled I get no lock using mythtv
or the scan utility.
This also happened intermittently without the debug option, and when I
get the "no lock" status, the only way to solve this is to shutdown
and start the computer (i.e not rebooting) to make sure the 290e gets
a power cycle (and it seems that the debug option also has to be off,
at least this is my experience after 3-4 power cycles with and without
this option).
I have attached the syslog output with failed locks [1] generated by
the debug option in case this may help with the driver development.
Best regards,
Rune
[1]: syslog output when performing a scan using the scan utility:
Jun 20 21:04:21 server kernel: [ 711.180370] cxd2820r:
cxd2820r_set_frontend_c: RF=450000000 SR=6950000
Jun 20 21:04:21 server kernel: [ 711.180375] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:22 server kernel: [ 711.380429] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:22 server kernel: [ 711.380436] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:22 server kernel: [ 711.381308] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:22 server kernel: [ 711.581398] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:22 server kernel: [ 711.581403] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:22 server kernel: [ 711.582206] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:22 server kernel: [ 711.731275] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:22 server kernel: [ 711.731281] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:22 server kernel: [ 711.732101] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:22 server kernel: [ 711.732108] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 20 21:04:22 server kernel: [ 711.732112] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:22 server kernel: [ 711.732118] cxd2820r:
cxd2820r_set_frontend_c: RF=450000000 SR=6950000
Jun 20 21:04:22 server kernel: [ 711.732123] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:22 server kernel: [ 711.792010] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:22 server kernel: [ 711.792017] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:22 server kernel: [ 711.792863] cxd2820r:
cxd2820r_read_status_c: lock=04 52
Jun 20 21:04:22 server kernel: [ 711.992944] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:22 server kernel: [ 711.992949] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:22 server kernel: [ 711.993769] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:22 server kernel: [ 712.194200] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:22 server kernel: [ 712.194207] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:22 server kernel: [ 712.195052] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:23 server kernel: [ 712.291281] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:23 server kernel: [ 712.291285] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:23 server kernel: [ 712.292073] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:23 server kernel: [ 712.292079] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 20 21:04:23 server kernel: [ 712.292083] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:23 server kernel: [ 712.292088] cxd2820r:
cxd2820r_set_frontend_c: RF=450000000 SR=6950000
Jun 20 21:04:23 server kernel: [ 712.292093] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:23 server kernel: [ 712.395130] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:23 server kernel: [ 712.395135] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:23 server kernel: [ 712.395960] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:23 server kernel: [ 712.596040] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:23 server kernel: [ 712.596044] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:23 server kernel: [ 712.596867] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:23 server kernel: [ 712.796947] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:23 server kernel: [ 712.796951] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:23 server kernel: [ 712.797775] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:23 server kernel: [ 712.851274] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:23 server kernel: [ 712.851279] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:23 server kernel: [ 712.852033] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:23 server kernel: [ 712.852038] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 20 21:04:23 server kernel: [ 712.852042] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:23 server kernel: [ 712.852047] cxd2820r:
cxd2820r_set_frontend_c: RF=450000000 SR=6950000
Jun 20 21:04:23 server kernel: [ 712.852051] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:23 server kernel: [ 712.997852] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:23 server kernel: [ 712.997857] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:23 server kernel: [ 712.998683] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:23 server kernel: [ 713.198774] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:23 server kernel: [ 713.198782] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:23 server kernel: [ 713.199591] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:23 server kernel: [ 713.199668] cxd2820r:
cxd2820r_get_tune_settings: delsys=1
Jun 20 21:04:23 server kernel: [ 713.199673] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:23 server kernel: [ 713.199700] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 20 21:04:23 server kernel: [ 713.199708] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:23 server kernel: [ 713.199713] cxd2820r:
cxd2820r_set_frontend_c: RF=450000000 SR=6950000
Jun 20 21:04:23 server kernel: [ 713.199719] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:24 server kernel: [ 713.399764] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:24 server kernel: [ 713.399770] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:24 server kernel: [ 713.400623] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:24 server kernel: [ 713.600699] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:24 server kernel: [ 713.600703] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:24 server kernel: [ 713.601556] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:24 server kernel: [ 713.750028] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:24 server kernel: [ 713.750033] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:24 server kernel: [ 713.750803] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:24 server kernel: [ 713.750809] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 20 21:04:24 server kernel: [ 713.750813] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:24 server kernel: [ 713.750818] cxd2820r:
cxd2820r_set_frontend_c: RF=450000000 SR=6950000
Jun 20 21:04:24 server kernel: [ 713.750823] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:24 server kernel: [ 713.813083] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:24 server kernel: [ 713.813091] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:24 server kernel: [ 713.813939] cxd2820r:
cxd2820r_read_status_c: lock=04 52
Jun 20 21:04:24 server kernel: [ 714.014015] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:24 server kernel: [ 714.014020] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:24 server kernel: [ 714.014846] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:25 server kernel: [ 714.214938] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:25 server kernel: [ 714.214946] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:25 server kernel: [ 714.215754] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:25 server kernel: [ 714.311277] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:25 server kernel: [ 714.311282] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:25 server kernel: [ 714.312143] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:25 server kernel: [ 714.312149] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 20 21:04:25 server kernel: [ 714.312153] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:25 server kernel: [ 714.312159] cxd2820r:
cxd2820r_set_frontend_c: RF=450000000 SR=6950000
Jun 20 21:04:25 server kernel: [ 714.312163] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:25 server kernel: [ 714.415831] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:25 server kernel: [ 714.415836] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:25 server kernel: [ 714.416660] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:25 server kernel: [ 714.616734] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:25 server kernel: [ 714.616739] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:25 server kernel: [ 714.617568] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:25 server kernel: [ 714.817644] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:25 server kernel: [ 714.817649] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:25 server kernel: [ 714.818475] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:25 server kernel: [ 714.870123] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:25 server kernel: [ 714.870128] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:25 server kernel: [ 714.870984] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:25 server kernel: [ 714.870989] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 20 21:04:25 server kernel: [ 714.870993] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:25 server kernel: [ 714.870997] cxd2820r:
cxd2820r_set_frontend_c: RF=450000000 SR=6950000
Jun 20 21:04:25 server kernel: [ 714.871002] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:25 server kernel: [ 715.018554] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:25 server kernel: [ 715.018558] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:25 server kernel: [ 715.019383] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:26 server kernel: [ 715.219470] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:26 server kernel: [ 715.219477] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:26 server kernel: [ 715.220291] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:26 server kernel: [ 715.220363] cxd2820r:
cxd2820r_get_tune_settings: delsys=1
Jun 20 21:04:26 server kernel: [ 715.220367] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:26 server kernel: [ 715.220403] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 20 21:04:26 server kernel: [ 715.220410] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:26 server kernel: [ 715.220416] cxd2820r:
cxd2820r_set_frontend_c: RF=474000000 SR=6950000
Jun 20 21:04:26 server kernel: [ 715.220421] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:26 server kernel: [ 715.420455] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:26 server kernel: [ 715.420460] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:26 server kernel: [ 715.421330] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:26 server kernel: [ 715.621409] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:26 server kernel: [ 715.621413] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:26 server kernel: [ 715.622230] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:26 server kernel: [ 715.781273] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:26 server kernel: [ 715.781277] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:26 server kernel: [ 715.782131] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:26 server kernel: [ 715.782137] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 20 21:04:26 server kernel: [ 715.782141] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:26 server kernel: [ 715.782146] cxd2820r:
cxd2820r_set_frontend_c: RF=474000000 SR=6950000
Jun 20 21:04:26 server kernel: [ 715.782151] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:26 server kernel: [ 715.843040] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:26 server kernel: [ 715.843048] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:26 server kernel: [ 715.843892] cxd2820r:
cxd2820r_read_status_c: lock=04 52
Jun 20 21:04:26 server kernel: [ 716.043968] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:26 server kernel: [ 716.043973] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:26 server kernel: [ 716.044798] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:27 server kernel: [ 716.244887] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:27 server kernel: [ 716.244894] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:27 server kernel: [ 716.245707] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:27 server kernel: [ 716.341278] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:27 server kernel: [ 716.341283] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:27 server kernel: [ 716.342096] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:27 server kernel: [ 716.342102] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 20 21:04:27 server kernel: [ 716.342106] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:27 server kernel: [ 716.342111] cxd2820r:
cxd2820r_set_frontend_c: RF=474000000 SR=6950000
Jun 20 21:04:27 server kernel: [ 716.342116] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:27 server kernel: [ 716.445785] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:27 server kernel: [ 716.445790] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:27 server kernel: [ 716.446613] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:27 server kernel: [ 716.646688] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:27 server kernel: [ 716.646693] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:27 server kernel: [ 716.647521] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:27 server kernel: [ 716.847594] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:27 server kernel: [ 716.847599] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:27 server kernel: [ 716.848428] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:27 server kernel: [ 716.901281] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:27 server kernel: [ 716.901285] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:27 server kernel: [ 716.902062] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:27 server kernel: [ 716.902067] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 20 21:04:27 server kernel: [ 716.902071] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:27 server kernel: [ 716.902075] cxd2820r:
cxd2820r_set_frontend_c: RF=474000000 SR=6950000
Jun 20 21:04:27 server kernel: [ 716.902080] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:27 server kernel: [ 717.048508] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:27 server kernel: [ 717.048513] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:27 server kernel: [ 717.049335] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:28 server kernel: [ 717.249425] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:28 server kernel: [ 717.249432] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:28 server kernel: [ 717.250242] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:28 server kernel: [ 717.250317] cxd2820r:
cxd2820r_get_tune_settings: delsys=1
Jun 20 21:04:28 server kernel: [ 717.250322] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:28 server kernel: [ 717.250352] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 20 21:04:28 server kernel: [ 717.250359] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:28 server kernel: [ 717.250365] cxd2820r:
cxd2820r_set_frontend_c: RF=474000000 SR=6950000
Jun 20 21:04:28 server kernel: [ 717.250370] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:28 server kernel: [ 717.450404] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:28 server kernel: [ 717.450409] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:28 server kernel: [ 717.451150] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:28 server kernel: [ 717.651228] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:28 server kernel: [ 717.651233] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:28 server kernel: [ 717.652058] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:28 server kernel: [ 717.801289] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:28 server kernel: [ 717.801296] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:28 server kernel: [ 717.802082] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:28 server kernel: [ 717.802089] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 20 21:04:28 server kernel: [ 717.802094] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:28 server kernel: [ 717.802100] cxd2820r:
cxd2820r_set_frontend_c: RF=474000000 SR=6950000
Jun 20 21:04:28 server kernel: [ 717.802105] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:28 server kernel: [ 717.863117] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:28 server kernel: [ 717.863124] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:28 server kernel: [ 717.863968] cxd2820r:
cxd2820r_read_status_c: lock=04 52
Jun 20 21:04:28 server kernel: [ 718.064051] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:28 server kernel: [ 718.064056] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:28 server kernel: [ 718.064873] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:29 server kernel: [ 718.264961] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:29 server kernel: [ 718.264969] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:29 server kernel: [ 718.265783] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:29 server kernel: [ 718.361273] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:29 server kernel: [ 718.361277] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:29 server kernel: [ 718.362046] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:29 server kernel: [ 718.362052] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 20 21:04:29 server kernel: [ 718.362056] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:29 server kernel: [ 718.362063] cxd2820r:
cxd2820r_set_frontend_c: RF=474000000 SR=6950000
Jun 20 21:04:29 server kernel: [ 718.362068] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:29 server kernel: [ 718.465860] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:29 server kernel: [ 718.465865] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:29 server kernel: [ 718.466688] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:29 server kernel: [ 718.666765] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:29 server kernel: [ 718.666769] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:29 server kernel: [ 718.667596] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:29 server kernel: [ 718.867673] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:29 server kernel: [ 718.867677] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:29 server kernel: [ 718.868504] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:29 server kernel: [ 718.920621] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:29 server kernel: [ 718.920629] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:29 server kernel: [ 718.921388] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:29 server kernel: [ 718.921394] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 20 21:04:29 server kernel: [ 718.921398] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:29 server kernel: [ 718.921403] cxd2820r:
cxd2820r_set_frontend_c: RF=474000000 SR=6950000
Jun 20 21:04:29 server kernel: [ 718.921407] cxd2820r: cxd2820r_gpio: delsys=1
Jun 20 21:04:29 server kernel: [ 719.068584] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:29 server kernel: [ 719.068589] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:29 server kernel: [ 719.069411] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:30 server kernel: [ 719.269498] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 20 21:04:30 server kernel: [ 719.269505] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:30 server kernel: [ 719.270320] cxd2820r:
cxd2820r_read_status_c: lock=05 52
Jun 20 21:04:30 server kernel: [ 719.480741] cxd2820r: cxd2820r_sleep: delsys=1
Jun 20 21:04:30 server kernel: [ 719.480745] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 20 21:04:30 server kernel: [ 719.480749] cxd2820r: cxd2820r_sleep_c
Jun 20 21:04:30 server kernel: [ 719.482603] cxd2820r:
cxd2820r_unlock: active_fe=1
^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing
2011-06-20 19:29 ` Rune Evjen
@ 2011-06-20 19:55 ` Markus Rechberger
2011-06-20 20:55 ` Rune Evjen
0 siblings, 1 reply; 14+ messages in thread
From: Markus Rechberger @ 2011-06-20 19:55 UTC (permalink / raw)
To: Rune Evjen; +Cc: Antti Palosaari, linux-media
On Mon, Jun 20, 2011 at 9:29 PM, Rune Evjen <rune.evjen@gmail.com> wrote:
> 2011/6/12 Antti Palosaari <crope@iki.fi>:
>> On 06/12/2011 11:23 AM, Rune Evjen wrote:
>>>
>>> I just tested a PCTV 290e device using the latest media_build drivers
>>> in MythTV as a DVB-C device, and ran into some problems.
>>>
>>> The adapter is recognized by the em28xx-dvb driver [1] and dmesg
>>> output seems to be correct [2]. I can successfully scan for channels
>>> using the scan utility in dvb-apps but when I try to scan for channels
>>> in mythtv I get the following errors logged by mythtv-setup:
>>>
>>> 2011-06-12 00:57:20.971556 PIDInfo(/dev/dvb/adapter0/
>>> frontend1): Failed to open demux device /dev/dvb/adapter0/demux1 for
>>> filter on pid 0x0
>>>
>>> The demux1 does not exist, I only have the following nodes under
>>> /dev/dvb/adapter0:
>>>
>>> demux0 dvr0 frontend0 frontend1 net0
>>>
>>> When searching the linx-media I came across this thread:
>>> http://www.mail-archive.com/linux-media@vger.kernel.org/msg31839.html
>>>
>>> Is there any way to circumvent with the current driver that there is
>>> no corresponding demux1 for frontend1?
>>> Or can the DVB-T/T2 part be disabled somehow so that there is only one
>>> DVB-C frontend registered which corresponds to the demux0?
>>
>> There is no way to say driver to create demux1 for frontend1.
>>
>> After all it is not 100% clear even for me if that's correct or not, but
>> most likely it is correct as far as I understood.
>>
> Thank you for your response, Antti.
> Your help is much appreciated.
>
> I have tested the 290e as a DVB-C adapter with some success, to use it
> I created a new adapter directory under /dev/dvb, and symlinked the
> following:
> ln -s /dev/dvb/adapter0/frontend1 /dev/dvb/adapter1/frontend0
> ln -s /dev/dvb/adapter0/demux0 /dev/dvb/adapter1/demux0
> ln -s /dev/dvb/adapter0/dvr0 /dev/dvb/adapter1/dvr0
>
> When testing I can scan using the scan utility and mythtv, and receive
> QAM-64 channels.
> QAM-256 channels have distorted audio and video.
>
> I tried to investigate the QAM-256 problem using the debug option on
> cxd2820r, but when this option is enabled I get no lock using mythtv
> or the scan utility.
>
> This also happened intermittently without the debug option, and when I
> get the "no lock" status, the only way to solve this is to shutdown
> and start the computer (i.e not rebooting) to make sure the 290e gets
> a power cycle (and it seems that the debug option also has to be off,
> at least this is my experience after 3-4 power cycles with and without
> this option).
>
> I have attached the syslog output with failed locks [1] generated by
> the debug option in case this may help with the driver development.
>
> Best regards,
>
> Rune
>
> [1]: syslog output when performing a scan using the scan utility:
> Jun 20 21:04:21 server kernel: [ 711.180370] cxd2820r:
> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
> Jun 20 21:04:21 server kernel: [ 711.180375] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:22 server kernel: [ 711.380429] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:22 server kernel: [ 711.380436] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:22 server kernel: [ 711.381308] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:22 server kernel: [ 711.581398] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:22 server kernel: [ 711.581403] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:22 server kernel: [ 711.582206] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:22 server kernel: [ 711.731275] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:22 server kernel: [ 711.731281] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:22 server kernel: [ 711.732101] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:22 server kernel: [ 711.732108] cxd2820r:
> cxd2820r_set_frontend: delsys=1
> Jun 20 21:04:22 server kernel: [ 711.732112] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:22 server kernel: [ 711.732118] cxd2820r:
> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
> Jun 20 21:04:22 server kernel: [ 711.732123] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:22 server kernel: [ 711.792010] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:22 server kernel: [ 711.792017] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:22 server kernel: [ 711.792863] cxd2820r:
> cxd2820r_read_status_c: lock=04 52
> Jun 20 21:04:22 server kernel: [ 711.992944] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:22 server kernel: [ 711.992949] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:22 server kernel: [ 711.993769] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:22 server kernel: [ 712.194200] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:22 server kernel: [ 712.194207] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:22 server kernel: [ 712.195052] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:23 server kernel: [ 712.291281] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:23 server kernel: [ 712.291285] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:23 server kernel: [ 712.292073] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:23 server kernel: [ 712.292079] cxd2820r:
> cxd2820r_set_frontend: delsys=1
> Jun 20 21:04:23 server kernel: [ 712.292083] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:23 server kernel: [ 712.292088] cxd2820r:
> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
> Jun 20 21:04:23 server kernel: [ 712.292093] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:23 server kernel: [ 712.395130] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:23 server kernel: [ 712.395135] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:23 server kernel: [ 712.395960] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:23 server kernel: [ 712.596040] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:23 server kernel: [ 712.596044] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:23 server kernel: [ 712.596867] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:23 server kernel: [ 712.796947] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:23 server kernel: [ 712.796951] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:23 server kernel: [ 712.797775] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:23 server kernel: [ 712.851274] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:23 server kernel: [ 712.851279] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:23 server kernel: [ 712.852033] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:23 server kernel: [ 712.852038] cxd2820r:
> cxd2820r_set_frontend: delsys=1
> Jun 20 21:04:23 server kernel: [ 712.852042] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:23 server kernel: [ 712.852047] cxd2820r:
> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
> Jun 20 21:04:23 server kernel: [ 712.852051] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:23 server kernel: [ 712.997852] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:23 server kernel: [ 712.997857] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:23 server kernel: [ 712.998683] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:23 server kernel: [ 713.198774] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:23 server kernel: [ 713.198782] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:23 server kernel: [ 713.199591] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:23 server kernel: [ 713.199668] cxd2820r:
> cxd2820r_get_tune_settings: delsys=1
> Jun 20 21:04:23 server kernel: [ 713.199673] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:23 server kernel: [ 713.199700] cxd2820r:
> cxd2820r_set_frontend: delsys=1
> Jun 20 21:04:23 server kernel: [ 713.199708] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:23 server kernel: [ 713.199713] cxd2820r:
> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
> Jun 20 21:04:23 server kernel: [ 713.199719] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:24 server kernel: [ 713.399764] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:24 server kernel: [ 713.399770] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:24 server kernel: [ 713.400623] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:24 server kernel: [ 713.600699] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:24 server kernel: [ 713.600703] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:24 server kernel: [ 713.601556] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:24 server kernel: [ 713.750028] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:24 server kernel: [ 713.750033] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:24 server kernel: [ 713.750803] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:24 server kernel: [ 713.750809] cxd2820r:
> cxd2820r_set_frontend: delsys=1
> Jun 20 21:04:24 server kernel: [ 713.750813] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:24 server kernel: [ 713.750818] cxd2820r:
> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
> Jun 20 21:04:24 server kernel: [ 713.750823] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:24 server kernel: [ 713.813083] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:24 server kernel: [ 713.813091] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:24 server kernel: [ 713.813939] cxd2820r:
> cxd2820r_read_status_c: lock=04 52
> Jun 20 21:04:24 server kernel: [ 714.014015] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:24 server kernel: [ 714.014020] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:24 server kernel: [ 714.014846] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:25 server kernel: [ 714.214938] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:25 server kernel: [ 714.214946] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:25 server kernel: [ 714.215754] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:25 server kernel: [ 714.311277] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:25 server kernel: [ 714.311282] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:25 server kernel: [ 714.312143] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:25 server kernel: [ 714.312149] cxd2820r:
> cxd2820r_set_frontend: delsys=1
> Jun 20 21:04:25 server kernel: [ 714.312153] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:25 server kernel: [ 714.312159] cxd2820r:
> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
> Jun 20 21:04:25 server kernel: [ 714.312163] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:25 server kernel: [ 714.415831] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:25 server kernel: [ 714.415836] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:25 server kernel: [ 714.416660] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:25 server kernel: [ 714.616734] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:25 server kernel: [ 714.616739] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:25 server kernel: [ 714.617568] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:25 server kernel: [ 714.817644] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:25 server kernel: [ 714.817649] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:25 server kernel: [ 714.818475] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:25 server kernel: [ 714.870123] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:25 server kernel: [ 714.870128] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:25 server kernel: [ 714.870984] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:25 server kernel: [ 714.870989] cxd2820r:
> cxd2820r_set_frontend: delsys=1
> Jun 20 21:04:25 server kernel: [ 714.870993] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:25 server kernel: [ 714.870997] cxd2820r:
> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
> Jun 20 21:04:25 server kernel: [ 714.871002] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:25 server kernel: [ 715.018554] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:25 server kernel: [ 715.018558] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:25 server kernel: [ 715.019383] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:26 server kernel: [ 715.219470] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:26 server kernel: [ 715.219477] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:26 server kernel: [ 715.220291] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:26 server kernel: [ 715.220363] cxd2820r:
> cxd2820r_get_tune_settings: delsys=1
> Jun 20 21:04:26 server kernel: [ 715.220367] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:26 server kernel: [ 715.220403] cxd2820r:
> cxd2820r_set_frontend: delsys=1
> Jun 20 21:04:26 server kernel: [ 715.220410] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:26 server kernel: [ 715.220416] cxd2820r:
> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
> Jun 20 21:04:26 server kernel: [ 715.220421] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:26 server kernel: [ 715.420455] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:26 server kernel: [ 715.420460] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:26 server kernel: [ 715.421330] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:26 server kernel: [ 715.621409] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:26 server kernel: [ 715.621413] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:26 server kernel: [ 715.622230] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:26 server kernel: [ 715.781273] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:26 server kernel: [ 715.781277] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:26 server kernel: [ 715.782131] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:26 server kernel: [ 715.782137] cxd2820r:
> cxd2820r_set_frontend: delsys=1
> Jun 20 21:04:26 server kernel: [ 715.782141] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:26 server kernel: [ 715.782146] cxd2820r:
> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
> Jun 20 21:04:26 server kernel: [ 715.782151] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:26 server kernel: [ 715.843040] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:26 server kernel: [ 715.843048] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:26 server kernel: [ 715.843892] cxd2820r:
> cxd2820r_read_status_c: lock=04 52
> Jun 20 21:04:26 server kernel: [ 716.043968] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:26 server kernel: [ 716.043973] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:26 server kernel: [ 716.044798] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:27 server kernel: [ 716.244887] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:27 server kernel: [ 716.244894] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:27 server kernel: [ 716.245707] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:27 server kernel: [ 716.341278] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:27 server kernel: [ 716.341283] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:27 server kernel: [ 716.342096] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:27 server kernel: [ 716.342102] cxd2820r:
> cxd2820r_set_frontend: delsys=1
> Jun 20 21:04:27 server kernel: [ 716.342106] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:27 server kernel: [ 716.342111] cxd2820r:
> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
> Jun 20 21:04:27 server kernel: [ 716.342116] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:27 server kernel: [ 716.445785] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:27 server kernel: [ 716.445790] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:27 server kernel: [ 716.446613] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:27 server kernel: [ 716.646688] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:27 server kernel: [ 716.646693] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:27 server kernel: [ 716.647521] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:27 server kernel: [ 716.847594] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:27 server kernel: [ 716.847599] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:27 server kernel: [ 716.848428] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:27 server kernel: [ 716.901281] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:27 server kernel: [ 716.901285] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:27 server kernel: [ 716.902062] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:27 server kernel: [ 716.902067] cxd2820r:
> cxd2820r_set_frontend: delsys=1
> Jun 20 21:04:27 server kernel: [ 716.902071] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:27 server kernel: [ 716.902075] cxd2820r:
> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
> Jun 20 21:04:27 server kernel: [ 716.902080] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:27 server kernel: [ 717.048508] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:27 server kernel: [ 717.048513] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:27 server kernel: [ 717.049335] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:28 server kernel: [ 717.249425] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:28 server kernel: [ 717.249432] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:28 server kernel: [ 717.250242] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:28 server kernel: [ 717.250317] cxd2820r:
> cxd2820r_get_tune_settings: delsys=1
> Jun 20 21:04:28 server kernel: [ 717.250322] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:28 server kernel: [ 717.250352] cxd2820r:
> cxd2820r_set_frontend: delsys=1
> Jun 20 21:04:28 server kernel: [ 717.250359] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:28 server kernel: [ 717.250365] cxd2820r:
> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
> Jun 20 21:04:28 server kernel: [ 717.250370] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:28 server kernel: [ 717.450404] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:28 server kernel: [ 717.450409] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:28 server kernel: [ 717.451150] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:28 server kernel: [ 717.651228] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:28 server kernel: [ 717.651233] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:28 server kernel: [ 717.652058] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:28 server kernel: [ 717.801289] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:28 server kernel: [ 717.801296] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:28 server kernel: [ 717.802082] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:28 server kernel: [ 717.802089] cxd2820r:
> cxd2820r_set_frontend: delsys=1
> Jun 20 21:04:28 server kernel: [ 717.802094] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:28 server kernel: [ 717.802100] cxd2820r:
> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
> Jun 20 21:04:28 server kernel: [ 717.802105] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:28 server kernel: [ 717.863117] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:28 server kernel: [ 717.863124] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:28 server kernel: [ 717.863968] cxd2820r:
> cxd2820r_read_status_c: lock=04 52
> Jun 20 21:04:28 server kernel: [ 718.064051] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:28 server kernel: [ 718.064056] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:28 server kernel: [ 718.064873] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:29 server kernel: [ 718.264961] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:29 server kernel: [ 718.264969] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:29 server kernel: [ 718.265783] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:29 server kernel: [ 718.361273] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:29 server kernel: [ 718.361277] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:29 server kernel: [ 718.362046] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:29 server kernel: [ 718.362052] cxd2820r:
> cxd2820r_set_frontend: delsys=1
> Jun 20 21:04:29 server kernel: [ 718.362056] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:29 server kernel: [ 718.362063] cxd2820r:
> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
> Jun 20 21:04:29 server kernel: [ 718.362068] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:29 server kernel: [ 718.465860] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:29 server kernel: [ 718.465865] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:29 server kernel: [ 718.466688] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:29 server kernel: [ 718.666765] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:29 server kernel: [ 718.666769] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:29 server kernel: [ 718.667596] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:29 server kernel: [ 718.867673] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:29 server kernel: [ 718.867677] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:29 server kernel: [ 718.868504] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:29 server kernel: [ 718.920621] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:29 server kernel: [ 718.920629] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:29 server kernel: [ 718.921388] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:29 server kernel: [ 718.921394] cxd2820r:
> cxd2820r_set_frontend: delsys=1
> Jun 20 21:04:29 server kernel: [ 718.921398] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:29 server kernel: [ 718.921403] cxd2820r:
> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
> Jun 20 21:04:29 server kernel: [ 718.921407] cxd2820r: cxd2820r_gpio: delsys=1
> Jun 20 21:04:29 server kernel: [ 719.068584] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:29 server kernel: [ 719.068589] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:29 server kernel: [ 719.069411] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:30 server kernel: [ 719.269498] cxd2820r:
> cxd2820r_read_status: delsys=1
> Jun 20 21:04:30 server kernel: [ 719.269505] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:30 server kernel: [ 719.270320] cxd2820r:
> cxd2820r_read_status_c: lock=05 52
> Jun 20 21:04:30 server kernel: [ 719.480741] cxd2820r: cxd2820r_sleep: delsys=1
> Jun 20 21:04:30 server kernel: [ 719.480745] cxd2820r: cxd2820r_lock:
> active_fe=1
> Jun 20 21:04:30 server kernel: [ 719.480749] cxd2820r: cxd2820r_sleep_c
> Jun 20 21:04:30 server kernel: [ 719.482603] cxd2820r:
> cxd2820r_unlock: active_fe=1
to tell the difference the amplifier is for DVB-T2, DVB-C is disabled
in windows because it's not reliable.
Technically the chip supports it but the LNA decreases the quality.
There are already some other PCI boards
out there with that chip which do not use that LNA which should have a
better performance with that Sony chip.
Markus
> --
> To unsubscribe from this list: send the line "unsubscribe linux-media" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
>
^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing
2011-06-20 19:55 ` Markus Rechberger
@ 2011-06-20 20:55 ` Rune Evjen
2011-06-20 21:02 ` Antti Palosaari
2011-06-20 21:04 ` Markus Rechberger
0 siblings, 2 replies; 14+ messages in thread
From: Rune Evjen @ 2011-06-20 20:55 UTC (permalink / raw)
To: linux-media; +Cc: Antti Palosaari, Markus Rechberger
2011/6/20 Markus Rechberger <mrechberger@gmail.com>:
> On Mon, Jun 20, 2011 at 9:29 PM, Rune Evjen <rune.evjen@gmail.com> wrote:
>> 2011/6/12 Antti Palosaari <crope@iki.fi>:
>>> On 06/12/2011 11:23 AM, Rune Evjen wrote:
>>>>
>>>> I just tested a PCTV 290e device using the latest media_build drivers
>>>> in MythTV as a DVB-C device, and ran into some problems.
>>>>
>>>> The adapter is recognized by the em28xx-dvb driver [1] and dmesg
>>>> output seems to be correct [2]. I can successfully scan for channels
>>>> using the scan utility in dvb-apps but when I try to scan for channels
>>>> in mythtv I get the following errors logged by mythtv-setup:
>>>>
>>>> 2011-06-12 00:57:20.971556 PIDInfo(/dev/dvb/adapter0/
>>>> frontend1): Failed to open demux device /dev/dvb/adapter0/demux1 for
>>>> filter on pid 0x0
>>>>
>>>> The demux1 does not exist, I only have the following nodes under
>>>> /dev/dvb/adapter0:
>>>>
>>>> demux0 dvr0 frontend0 frontend1 net0
>>>>
>>>> When searching the linx-media I came across this thread:
>>>> http://www.mail-archive.com/linux-media@vger.kernel.org/msg31839.html
>>>>
>>>> Is there any way to circumvent with the current driver that there is
>>>> no corresponding demux1 for frontend1?
>>>> Or can the DVB-T/T2 part be disabled somehow so that there is only one
>>>> DVB-C frontend registered which corresponds to the demux0?
>>>
>>> There is no way to say driver to create demux1 for frontend1.
>>>
>>> After all it is not 100% clear even for me if that's correct or not, but
>>> most likely it is correct as far as I understood.
>>>
>> Thank you for your response, Antti.
>> Your help is much appreciated.
>>
>> I have tested the 290e as a DVB-C adapter with some success, to use it
>> I created a new adapter directory under /dev/dvb, and symlinked the
>> following:
>> ln -s /dev/dvb/adapter0/frontend1 /dev/dvb/adapter1/frontend0
>> ln -s /dev/dvb/adapter0/demux0 /dev/dvb/adapter1/demux0
>> ln -s /dev/dvb/adapter0/dvr0 /dev/dvb/adapter1/dvr0
>>
>> When testing I can scan using the scan utility and mythtv, and receive
>> QAM-64 channels.
>> QAM-256 channels have distorted audio and video.
>>
>> I tried to investigate the QAM-256 problem using the debug option on
>> cxd2820r, but when this option is enabled I get no lock using mythtv
>> or the scan utility.
>>
>> This also happened intermittently without the debug option, and when I
>> get the "no lock" status, the only way to solve this is to shutdown
>> and start the computer (i.e not rebooting) to make sure the 290e gets
>> a power cycle (and it seems that the debug option also has to be off,
>> at least this is my experience after 3-4 power cycles with and without
>> this option).
>>
>> I have attached the syslog output with failed locks [1] generated by
>> the debug option in case this may help with the driver development.
>>
>> Best regards,
>>
>> Rune
>>
>> [1]: syslog output when performing a scan using the scan utility:
>> Jun 20 21:04:21 server kernel: [ 711.180370] cxd2820r:
>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>> Jun 20 21:04:21 server kernel: [ 711.180375] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:22 server kernel: [ 711.380429] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:22 server kernel: [ 711.380436] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:22 server kernel: [ 711.381308] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:22 server kernel: [ 711.581398] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:22 server kernel: [ 711.581403] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:22 server kernel: [ 711.582206] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:22 server kernel: [ 711.731275] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:22 server kernel: [ 711.731281] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:22 server kernel: [ 711.732101] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:22 server kernel: [ 711.732108] cxd2820r:
>> cxd2820r_set_frontend: delsys=1
>> Jun 20 21:04:22 server kernel: [ 711.732112] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:22 server kernel: [ 711.732118] cxd2820r:
>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>> Jun 20 21:04:22 server kernel: [ 711.732123] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:22 server kernel: [ 711.792010] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:22 server kernel: [ 711.792017] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:22 server kernel: [ 711.792863] cxd2820r:
>> cxd2820r_read_status_c: lock=04 52
>> Jun 20 21:04:22 server kernel: [ 711.992944] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:22 server kernel: [ 711.992949] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:22 server kernel: [ 711.993769] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:22 server kernel: [ 712.194200] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:22 server kernel: [ 712.194207] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:22 server kernel: [ 712.195052] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:23 server kernel: [ 712.291281] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:23 server kernel: [ 712.291285] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:23 server kernel: [ 712.292073] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:23 server kernel: [ 712.292079] cxd2820r:
>> cxd2820r_set_frontend: delsys=1
>> Jun 20 21:04:23 server kernel: [ 712.292083] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:23 server kernel: [ 712.292088] cxd2820r:
>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>> Jun 20 21:04:23 server kernel: [ 712.292093] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:23 server kernel: [ 712.395130] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:23 server kernel: [ 712.395135] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:23 server kernel: [ 712.395960] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:23 server kernel: [ 712.596040] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:23 server kernel: [ 712.596044] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:23 server kernel: [ 712.596867] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:23 server kernel: [ 712.796947] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:23 server kernel: [ 712.796951] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:23 server kernel: [ 712.797775] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:23 server kernel: [ 712.851274] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:23 server kernel: [ 712.851279] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:23 server kernel: [ 712.852033] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:23 server kernel: [ 712.852038] cxd2820r:
>> cxd2820r_set_frontend: delsys=1
>> Jun 20 21:04:23 server kernel: [ 712.852042] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:23 server kernel: [ 712.852047] cxd2820r:
>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>> Jun 20 21:04:23 server kernel: [ 712.852051] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:23 server kernel: [ 712.997852] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:23 server kernel: [ 712.997857] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:23 server kernel: [ 712.998683] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:23 server kernel: [ 713.198774] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:23 server kernel: [ 713.198782] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:23 server kernel: [ 713.199591] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:23 server kernel: [ 713.199668] cxd2820r:
>> cxd2820r_get_tune_settings: delsys=1
>> Jun 20 21:04:23 server kernel: [ 713.199673] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:23 server kernel: [ 713.199700] cxd2820r:
>> cxd2820r_set_frontend: delsys=1
>> Jun 20 21:04:23 server kernel: [ 713.199708] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:23 server kernel: [ 713.199713] cxd2820r:
>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>> Jun 20 21:04:23 server kernel: [ 713.199719] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:24 server kernel: [ 713.399764] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:24 server kernel: [ 713.399770] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:24 server kernel: [ 713.400623] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:24 server kernel: [ 713.600699] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:24 server kernel: [ 713.600703] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:24 server kernel: [ 713.601556] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:24 server kernel: [ 713.750028] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:24 server kernel: [ 713.750033] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:24 server kernel: [ 713.750803] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:24 server kernel: [ 713.750809] cxd2820r:
>> cxd2820r_set_frontend: delsys=1
>> Jun 20 21:04:24 server kernel: [ 713.750813] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:24 server kernel: [ 713.750818] cxd2820r:
>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>> Jun 20 21:04:24 server kernel: [ 713.750823] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:24 server kernel: [ 713.813083] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:24 server kernel: [ 713.813091] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:24 server kernel: [ 713.813939] cxd2820r:
>> cxd2820r_read_status_c: lock=04 52
>> Jun 20 21:04:24 server kernel: [ 714.014015] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:24 server kernel: [ 714.014020] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:24 server kernel: [ 714.014846] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:25 server kernel: [ 714.214938] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:25 server kernel: [ 714.214946] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:25 server kernel: [ 714.215754] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:25 server kernel: [ 714.311277] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:25 server kernel: [ 714.311282] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:25 server kernel: [ 714.312143] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:25 server kernel: [ 714.312149] cxd2820r:
>> cxd2820r_set_frontend: delsys=1
>> Jun 20 21:04:25 server kernel: [ 714.312153] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:25 server kernel: [ 714.312159] cxd2820r:
>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>> Jun 20 21:04:25 server kernel: [ 714.312163] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:25 server kernel: [ 714.415831] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:25 server kernel: [ 714.415836] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:25 server kernel: [ 714.416660] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:25 server kernel: [ 714.616734] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:25 server kernel: [ 714.616739] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:25 server kernel: [ 714.617568] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:25 server kernel: [ 714.817644] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:25 server kernel: [ 714.817649] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:25 server kernel: [ 714.818475] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:25 server kernel: [ 714.870123] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:25 server kernel: [ 714.870128] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:25 server kernel: [ 714.870984] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:25 server kernel: [ 714.870989] cxd2820r:
>> cxd2820r_set_frontend: delsys=1
>> Jun 20 21:04:25 server kernel: [ 714.870993] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:25 server kernel: [ 714.870997] cxd2820r:
>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>> Jun 20 21:04:25 server kernel: [ 714.871002] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:25 server kernel: [ 715.018554] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:25 server kernel: [ 715.018558] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:25 server kernel: [ 715.019383] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:26 server kernel: [ 715.219470] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:26 server kernel: [ 715.219477] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:26 server kernel: [ 715.220291] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:26 server kernel: [ 715.220363] cxd2820r:
>> cxd2820r_get_tune_settings: delsys=1
>> Jun 20 21:04:26 server kernel: [ 715.220367] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:26 server kernel: [ 715.220403] cxd2820r:
>> cxd2820r_set_frontend: delsys=1
>> Jun 20 21:04:26 server kernel: [ 715.220410] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:26 server kernel: [ 715.220416] cxd2820r:
>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>> Jun 20 21:04:26 server kernel: [ 715.220421] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:26 server kernel: [ 715.420455] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:26 server kernel: [ 715.420460] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:26 server kernel: [ 715.421330] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:26 server kernel: [ 715.621409] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:26 server kernel: [ 715.621413] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:26 server kernel: [ 715.622230] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:26 server kernel: [ 715.781273] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:26 server kernel: [ 715.781277] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:26 server kernel: [ 715.782131] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:26 server kernel: [ 715.782137] cxd2820r:
>> cxd2820r_set_frontend: delsys=1
>> Jun 20 21:04:26 server kernel: [ 715.782141] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:26 server kernel: [ 715.782146] cxd2820r:
>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>> Jun 20 21:04:26 server kernel: [ 715.782151] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:26 server kernel: [ 715.843040] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:26 server kernel: [ 715.843048] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:26 server kernel: [ 715.843892] cxd2820r:
>> cxd2820r_read_status_c: lock=04 52
>> Jun 20 21:04:26 server kernel: [ 716.043968] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:26 server kernel: [ 716.043973] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:26 server kernel: [ 716.044798] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:27 server kernel: [ 716.244887] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:27 server kernel: [ 716.244894] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:27 server kernel: [ 716.245707] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:27 server kernel: [ 716.341278] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:27 server kernel: [ 716.341283] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:27 server kernel: [ 716.342096] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:27 server kernel: [ 716.342102] cxd2820r:
>> cxd2820r_set_frontend: delsys=1
>> Jun 20 21:04:27 server kernel: [ 716.342106] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:27 server kernel: [ 716.342111] cxd2820r:
>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>> Jun 20 21:04:27 server kernel: [ 716.342116] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:27 server kernel: [ 716.445785] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:27 server kernel: [ 716.445790] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:27 server kernel: [ 716.446613] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:27 server kernel: [ 716.646688] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:27 server kernel: [ 716.646693] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:27 server kernel: [ 716.647521] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:27 server kernel: [ 716.847594] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:27 server kernel: [ 716.847599] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:27 server kernel: [ 716.848428] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:27 server kernel: [ 716.901281] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:27 server kernel: [ 716.901285] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:27 server kernel: [ 716.902062] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:27 server kernel: [ 716.902067] cxd2820r:
>> cxd2820r_set_frontend: delsys=1
>> Jun 20 21:04:27 server kernel: [ 716.902071] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:27 server kernel: [ 716.902075] cxd2820r:
>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>> Jun 20 21:04:27 server kernel: [ 716.902080] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:27 server kernel: [ 717.048508] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:27 server kernel: [ 717.048513] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:27 server kernel: [ 717.049335] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:28 server kernel: [ 717.249425] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:28 server kernel: [ 717.249432] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:28 server kernel: [ 717.250242] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:28 server kernel: [ 717.250317] cxd2820r:
>> cxd2820r_get_tune_settings: delsys=1
>> Jun 20 21:04:28 server kernel: [ 717.250322] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:28 server kernel: [ 717.250352] cxd2820r:
>> cxd2820r_set_frontend: delsys=1
>> Jun 20 21:04:28 server kernel: [ 717.250359] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:28 server kernel: [ 717.250365] cxd2820r:
>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>> Jun 20 21:04:28 server kernel: [ 717.250370] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:28 server kernel: [ 717.450404] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:28 server kernel: [ 717.450409] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:28 server kernel: [ 717.451150] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:28 server kernel: [ 717.651228] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:28 server kernel: [ 717.651233] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:28 server kernel: [ 717.652058] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:28 server kernel: [ 717.801289] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:28 server kernel: [ 717.801296] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:28 server kernel: [ 717.802082] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:28 server kernel: [ 717.802089] cxd2820r:
>> cxd2820r_set_frontend: delsys=1
>> Jun 20 21:04:28 server kernel: [ 717.802094] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:28 server kernel: [ 717.802100] cxd2820r:
>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>> Jun 20 21:04:28 server kernel: [ 717.802105] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:28 server kernel: [ 717.863117] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:28 server kernel: [ 717.863124] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:28 server kernel: [ 717.863968] cxd2820r:
>> cxd2820r_read_status_c: lock=04 52
>> Jun 20 21:04:28 server kernel: [ 718.064051] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:28 server kernel: [ 718.064056] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:28 server kernel: [ 718.064873] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:29 server kernel: [ 718.264961] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:29 server kernel: [ 718.264969] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:29 server kernel: [ 718.265783] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:29 server kernel: [ 718.361273] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:29 server kernel: [ 718.361277] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:29 server kernel: [ 718.362046] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:29 server kernel: [ 718.362052] cxd2820r:
>> cxd2820r_set_frontend: delsys=1
>> Jun 20 21:04:29 server kernel: [ 718.362056] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:29 server kernel: [ 718.362063] cxd2820r:
>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>> Jun 20 21:04:29 server kernel: [ 718.362068] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:29 server kernel: [ 718.465860] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:29 server kernel: [ 718.465865] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:29 server kernel: [ 718.466688] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:29 server kernel: [ 718.666765] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:29 server kernel: [ 718.666769] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:29 server kernel: [ 718.667596] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:29 server kernel: [ 718.867673] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:29 server kernel: [ 718.867677] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:29 server kernel: [ 718.868504] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:29 server kernel: [ 718.920621] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:29 server kernel: [ 718.920629] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:29 server kernel: [ 718.921388] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:29 server kernel: [ 718.921394] cxd2820r:
>> cxd2820r_set_frontend: delsys=1
>> Jun 20 21:04:29 server kernel: [ 718.921398] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:29 server kernel: [ 718.921403] cxd2820r:
>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>> Jun 20 21:04:29 server kernel: [ 718.921407] cxd2820r: cxd2820r_gpio: delsys=1
>> Jun 20 21:04:29 server kernel: [ 719.068584] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:29 server kernel: [ 719.068589] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:29 server kernel: [ 719.069411] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:30 server kernel: [ 719.269498] cxd2820r:
>> cxd2820r_read_status: delsys=1
>> Jun 20 21:04:30 server kernel: [ 719.269505] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:30 server kernel: [ 719.270320] cxd2820r:
>> cxd2820r_read_status_c: lock=05 52
>> Jun 20 21:04:30 server kernel: [ 719.480741] cxd2820r: cxd2820r_sleep: delsys=1
>> Jun 20 21:04:30 server kernel: [ 719.480745] cxd2820r: cxd2820r_lock:
>> active_fe=1
>> Jun 20 21:04:30 server kernel: [ 719.480749] cxd2820r: cxd2820r_sleep_c
>> Jun 20 21:04:30 server kernel: [ 719.482603] cxd2820r:
>> cxd2820r_unlock: active_fe=1
>
> to tell the difference the amplifier is for DVB-T2, DVB-C is disabled
> in windows because it's not reliable.
> Technically the chip supports it but the LNA decreases the quality.
> There are already some other PCI boards
> out there with that chip which do not use that LNA which should have a
> better performance with that Sony chip.
Is it possible to work around this by disabling the lna or is the
quality decreased permanently as part of the hardware design,
independently of whether the lna is enabled or not ?
I searched the linux-media list and it seems that an lna option was
discussed as a module parameter, but modinfo for the module I use [1]
(using the media_build git repository) doesn't show a lna parameter.
Can the lna be disabled in another way ?
Best regards,
Rune
[1] modinfo:
filename:
/lib/modules/2.6.35-22-generic/kernel/drivers/media/dvb/frontends/cxd2820r.ko
license: GPL
description: Sony CXD2820R demodulator driver
author: Antti Palosaari <crope@iki.fi>
srcversion: 2EAFFA0EB73ED51DC3747DE
depends: dvb-core
vermagic: 2.6.35-22-generic SMP mod_unload modversions
parm: debug:Turn on/off frontend debugging (default:off). (int)
^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing
2011-06-20 20:55 ` Rune Evjen
@ 2011-06-20 21:02 ` Antti Palosaari
2011-06-20 21:10 ` Markus Rechberger
2011-06-20 21:20 ` Rune Evjen
2011-06-20 21:04 ` Markus Rechberger
1 sibling, 2 replies; 14+ messages in thread
From: Antti Palosaari @ 2011-06-20 21:02 UTC (permalink / raw)
To: Rune Evjen; +Cc: linux-media, Markus Rechberger
On 06/20/2011 11:55 PM, Rune Evjen wrote:
> 2011/6/20 Markus Rechberger<mrechberger@gmail.com>:
>> to tell the difference the amplifier is for DVB-T2, DVB-C is disabled
>> in windows because it's not reliable.
>> Technically the chip supports it but the LNA decreases the quality.
>> There are already some other PCI boards
>> out there with that chip which do not use that LNA which should have a
>> better performance with that Sony chip.
>
> Is it possible to work around this by disabling the lna or is the
> quality decreased permanently as part of the hardware design,
> independently of whether the lna is enabled or not ?
>
> I searched the linux-media list and it seems that an lna option was
> discussed as a module parameter, but modinfo for the module I use [1]
> (using the media_build git repository) doesn't show a lna parameter.
> Can the lna be disabled in another way ?
LNA is controlled by demod GPIO line. I don't remember if it is on or
off for DVB-C currently. Look em28xx-dvb.c file, you can disable or
enable it from there (needs re-compiling driver).
I also saw BER counter running some muxes during development, but I
think all channels I have are still working. And I didn't even have time
to optimal parameters for tuner / demod. I will try to examine those
later...
regards
Antti
--
http://palosaari.fi/
^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing
2011-06-20 20:55 ` Rune Evjen
2011-06-20 21:02 ` Antti Palosaari
@ 2011-06-20 21:04 ` Markus Rechberger
2011-06-20 21:10 ` Antti Palosaari
1 sibling, 1 reply; 14+ messages in thread
From: Markus Rechberger @ 2011-06-20 21:04 UTC (permalink / raw)
To: Rune Evjen; +Cc: linux-media, Antti Palosaari
On Mon, Jun 20, 2011 at 10:55 PM, Rune Evjen <rune.evjen@gmail.com> wrote:
> 2011/6/20 Markus Rechberger <mrechberger@gmail.com>:
>> On Mon, Jun 20, 2011 at 9:29 PM, Rune Evjen <rune.evjen@gmail.com> wrote:
>>> 2011/6/12 Antti Palosaari <crope@iki.fi>:
>>>> On 06/12/2011 11:23 AM, Rune Evjen wrote:
>>>>>
>>>>> I just tested a PCTV 290e device using the latest media_build drivers
>>>>> in MythTV as a DVB-C device, and ran into some problems.
>>>>>
>>>>> The adapter is recognized by the em28xx-dvb driver [1] and dmesg
>>>>> output seems to be correct [2]. I can successfully scan for channels
>>>>> using the scan utility in dvb-apps but when I try to scan for channels
>>>>> in mythtv I get the following errors logged by mythtv-setup:
>>>>>
>>>>> 2011-06-12 00:57:20.971556 PIDInfo(/dev/dvb/adapter0/
>>>>> frontend1): Failed to open demux device /dev/dvb/adapter0/demux1 for
>>>>> filter on pid 0x0
>>>>>
>>>>> The demux1 does not exist, I only have the following nodes under
>>>>> /dev/dvb/adapter0:
>>>>>
>>>>> demux0 dvr0 frontend0 frontend1 net0
>>>>>
>>>>> When searching the linx-media I came across this thread:
>>>>> http://www.mail-archive.com/linux-media@vger.kernel.org/msg31839.html
>>>>>
>>>>> Is there any way to circumvent with the current driver that there is
>>>>> no corresponding demux1 for frontend1?
>>>>> Or can the DVB-T/T2 part be disabled somehow so that there is only one
>>>>> DVB-C frontend registered which corresponds to the demux0?
>>>>
>>>> There is no way to say driver to create demux1 for frontend1.
>>>>
>>>> After all it is not 100% clear even for me if that's correct or not, but
>>>> most likely it is correct as far as I understood.
>>>>
>>> Thank you for your response, Antti.
>>> Your help is much appreciated.
>>>
>>> I have tested the 290e as a DVB-C adapter with some success, to use it
>>> I created a new adapter directory under /dev/dvb, and symlinked the
>>> following:
>>> ln -s /dev/dvb/adapter0/frontend1 /dev/dvb/adapter1/frontend0
>>> ln -s /dev/dvb/adapter0/demux0 /dev/dvb/adapter1/demux0
>>> ln -s /dev/dvb/adapter0/dvr0 /dev/dvb/adapter1/dvr0
>>>
>>> When testing I can scan using the scan utility and mythtv, and receive
>>> QAM-64 channels.
>>> QAM-256 channels have distorted audio and video.
>>>
>>> I tried to investigate the QAM-256 problem using the debug option on
>>> cxd2820r, but when this option is enabled I get no lock using mythtv
>>> or the scan utility.
>>>
>>> This also happened intermittently without the debug option, and when I
>>> get the "no lock" status, the only way to solve this is to shutdown
>>> and start the computer (i.e not rebooting) to make sure the 290e gets
>>> a power cycle (and it seems that the debug option also has to be off,
>>> at least this is my experience after 3-4 power cycles with and without
>>> this option).
>>>
>>> I have attached the syslog output with failed locks [1] generated by
>>> the debug option in case this may help with the driver development.
>>>
>>> Best regards,
>>>
>>> Rune
>>>
>>> [1]: syslog output when performing a scan using the scan utility:
>>> Jun 20 21:04:21 server kernel: [ 711.180370] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>>> Jun 20 21:04:21 server kernel: [ 711.180375] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:22 server kernel: [ 711.380429] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:22 server kernel: [ 711.380436] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:22 server kernel: [ 711.381308] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:22 server kernel: [ 711.581398] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:22 server kernel: [ 711.581403] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:22 server kernel: [ 711.582206] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:22 server kernel: [ 711.731275] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:22 server kernel: [ 711.731281] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:22 server kernel: [ 711.732101] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:22 server kernel: [ 711.732108] cxd2820r:
>>> cxd2820r_set_frontend: delsys=1
>>> Jun 20 21:04:22 server kernel: [ 711.732112] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:22 server kernel: [ 711.732118] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>>> Jun 20 21:04:22 server kernel: [ 711.732123] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:22 server kernel: [ 711.792010] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:22 server kernel: [ 711.792017] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:22 server kernel: [ 711.792863] cxd2820r:
>>> cxd2820r_read_status_c: lock=04 52
>>> Jun 20 21:04:22 server kernel: [ 711.992944] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:22 server kernel: [ 711.992949] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:22 server kernel: [ 711.993769] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:22 server kernel: [ 712.194200] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:22 server kernel: [ 712.194207] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:22 server kernel: [ 712.195052] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:23 server kernel: [ 712.291281] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:23 server kernel: [ 712.291285] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:23 server kernel: [ 712.292073] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:23 server kernel: [ 712.292079] cxd2820r:
>>> cxd2820r_set_frontend: delsys=1
>>> Jun 20 21:04:23 server kernel: [ 712.292083] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:23 server kernel: [ 712.292088] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>>> Jun 20 21:04:23 server kernel: [ 712.292093] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:23 server kernel: [ 712.395130] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:23 server kernel: [ 712.395135] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:23 server kernel: [ 712.395960] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:23 server kernel: [ 712.596040] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:23 server kernel: [ 712.596044] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:23 server kernel: [ 712.596867] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:23 server kernel: [ 712.796947] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:23 server kernel: [ 712.796951] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:23 server kernel: [ 712.797775] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:23 server kernel: [ 712.851274] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:23 server kernel: [ 712.851279] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:23 server kernel: [ 712.852033] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:23 server kernel: [ 712.852038] cxd2820r:
>>> cxd2820r_set_frontend: delsys=1
>>> Jun 20 21:04:23 server kernel: [ 712.852042] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:23 server kernel: [ 712.852047] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>>> Jun 20 21:04:23 server kernel: [ 712.852051] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:23 server kernel: [ 712.997852] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:23 server kernel: [ 712.997857] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:23 server kernel: [ 712.998683] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:23 server kernel: [ 713.198774] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:23 server kernel: [ 713.198782] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:23 server kernel: [ 713.199591] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:23 server kernel: [ 713.199668] cxd2820r:
>>> cxd2820r_get_tune_settings: delsys=1
>>> Jun 20 21:04:23 server kernel: [ 713.199673] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:23 server kernel: [ 713.199700] cxd2820r:
>>> cxd2820r_set_frontend: delsys=1
>>> Jun 20 21:04:23 server kernel: [ 713.199708] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:23 server kernel: [ 713.199713] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>>> Jun 20 21:04:23 server kernel: [ 713.199719] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:24 server kernel: [ 713.399764] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:24 server kernel: [ 713.399770] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:24 server kernel: [ 713.400623] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:24 server kernel: [ 713.600699] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:24 server kernel: [ 713.600703] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:24 server kernel: [ 713.601556] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:24 server kernel: [ 713.750028] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:24 server kernel: [ 713.750033] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:24 server kernel: [ 713.750803] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:24 server kernel: [ 713.750809] cxd2820r:
>>> cxd2820r_set_frontend: delsys=1
>>> Jun 20 21:04:24 server kernel: [ 713.750813] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:24 server kernel: [ 713.750818] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>>> Jun 20 21:04:24 server kernel: [ 713.750823] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:24 server kernel: [ 713.813083] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:24 server kernel: [ 713.813091] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:24 server kernel: [ 713.813939] cxd2820r:
>>> cxd2820r_read_status_c: lock=04 52
>>> Jun 20 21:04:24 server kernel: [ 714.014015] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:24 server kernel: [ 714.014020] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:24 server kernel: [ 714.014846] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:25 server kernel: [ 714.214938] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:25 server kernel: [ 714.214946] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:25 server kernel: [ 714.215754] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:25 server kernel: [ 714.311277] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:25 server kernel: [ 714.311282] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:25 server kernel: [ 714.312143] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:25 server kernel: [ 714.312149] cxd2820r:
>>> cxd2820r_set_frontend: delsys=1
>>> Jun 20 21:04:25 server kernel: [ 714.312153] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:25 server kernel: [ 714.312159] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>>> Jun 20 21:04:25 server kernel: [ 714.312163] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:25 server kernel: [ 714.415831] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:25 server kernel: [ 714.415836] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:25 server kernel: [ 714.416660] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:25 server kernel: [ 714.616734] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:25 server kernel: [ 714.616739] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:25 server kernel: [ 714.617568] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:25 server kernel: [ 714.817644] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:25 server kernel: [ 714.817649] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:25 server kernel: [ 714.818475] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:25 server kernel: [ 714.870123] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:25 server kernel: [ 714.870128] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:25 server kernel: [ 714.870984] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:25 server kernel: [ 714.870989] cxd2820r:
>>> cxd2820r_set_frontend: delsys=1
>>> Jun 20 21:04:25 server kernel: [ 714.870993] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:25 server kernel: [ 714.870997] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=450000000 SR=6950000
>>> Jun 20 21:04:25 server kernel: [ 714.871002] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:25 server kernel: [ 715.018554] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:25 server kernel: [ 715.018558] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:25 server kernel: [ 715.019383] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:26 server kernel: [ 715.219470] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:26 server kernel: [ 715.219477] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:26 server kernel: [ 715.220291] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:26 server kernel: [ 715.220363] cxd2820r:
>>> cxd2820r_get_tune_settings: delsys=1
>>> Jun 20 21:04:26 server kernel: [ 715.220367] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:26 server kernel: [ 715.220403] cxd2820r:
>>> cxd2820r_set_frontend: delsys=1
>>> Jun 20 21:04:26 server kernel: [ 715.220410] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:26 server kernel: [ 715.220416] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>>> Jun 20 21:04:26 server kernel: [ 715.220421] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:26 server kernel: [ 715.420455] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:26 server kernel: [ 715.420460] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:26 server kernel: [ 715.421330] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:26 server kernel: [ 715.621409] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:26 server kernel: [ 715.621413] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:26 server kernel: [ 715.622230] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:26 server kernel: [ 715.781273] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:26 server kernel: [ 715.781277] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:26 server kernel: [ 715.782131] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:26 server kernel: [ 715.782137] cxd2820r:
>>> cxd2820r_set_frontend: delsys=1
>>> Jun 20 21:04:26 server kernel: [ 715.782141] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:26 server kernel: [ 715.782146] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>>> Jun 20 21:04:26 server kernel: [ 715.782151] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:26 server kernel: [ 715.843040] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:26 server kernel: [ 715.843048] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:26 server kernel: [ 715.843892] cxd2820r:
>>> cxd2820r_read_status_c: lock=04 52
>>> Jun 20 21:04:26 server kernel: [ 716.043968] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:26 server kernel: [ 716.043973] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:26 server kernel: [ 716.044798] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:27 server kernel: [ 716.244887] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:27 server kernel: [ 716.244894] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:27 server kernel: [ 716.245707] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:27 server kernel: [ 716.341278] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:27 server kernel: [ 716.341283] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:27 server kernel: [ 716.342096] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:27 server kernel: [ 716.342102] cxd2820r:
>>> cxd2820r_set_frontend: delsys=1
>>> Jun 20 21:04:27 server kernel: [ 716.342106] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:27 server kernel: [ 716.342111] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>>> Jun 20 21:04:27 server kernel: [ 716.342116] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:27 server kernel: [ 716.445785] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:27 server kernel: [ 716.445790] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:27 server kernel: [ 716.446613] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:27 server kernel: [ 716.646688] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:27 server kernel: [ 716.646693] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:27 server kernel: [ 716.647521] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:27 server kernel: [ 716.847594] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:27 server kernel: [ 716.847599] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:27 server kernel: [ 716.848428] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:27 server kernel: [ 716.901281] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:27 server kernel: [ 716.901285] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:27 server kernel: [ 716.902062] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:27 server kernel: [ 716.902067] cxd2820r:
>>> cxd2820r_set_frontend: delsys=1
>>> Jun 20 21:04:27 server kernel: [ 716.902071] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:27 server kernel: [ 716.902075] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>>> Jun 20 21:04:27 server kernel: [ 716.902080] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:27 server kernel: [ 717.048508] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:27 server kernel: [ 717.048513] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:27 server kernel: [ 717.049335] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:28 server kernel: [ 717.249425] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:28 server kernel: [ 717.249432] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:28 server kernel: [ 717.250242] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:28 server kernel: [ 717.250317] cxd2820r:
>>> cxd2820r_get_tune_settings: delsys=1
>>> Jun 20 21:04:28 server kernel: [ 717.250322] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:28 server kernel: [ 717.250352] cxd2820r:
>>> cxd2820r_set_frontend: delsys=1
>>> Jun 20 21:04:28 server kernel: [ 717.250359] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:28 server kernel: [ 717.250365] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>>> Jun 20 21:04:28 server kernel: [ 717.250370] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:28 server kernel: [ 717.450404] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:28 server kernel: [ 717.450409] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:28 server kernel: [ 717.451150] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:28 server kernel: [ 717.651228] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:28 server kernel: [ 717.651233] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:28 server kernel: [ 717.652058] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:28 server kernel: [ 717.801289] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:28 server kernel: [ 717.801296] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:28 server kernel: [ 717.802082] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:28 server kernel: [ 717.802089] cxd2820r:
>>> cxd2820r_set_frontend: delsys=1
>>> Jun 20 21:04:28 server kernel: [ 717.802094] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:28 server kernel: [ 717.802100] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>>> Jun 20 21:04:28 server kernel: [ 717.802105] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:28 server kernel: [ 717.863117] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:28 server kernel: [ 717.863124] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:28 server kernel: [ 717.863968] cxd2820r:
>>> cxd2820r_read_status_c: lock=04 52
>>> Jun 20 21:04:28 server kernel: [ 718.064051] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:28 server kernel: [ 718.064056] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:28 server kernel: [ 718.064873] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:29 server kernel: [ 718.264961] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:29 server kernel: [ 718.264969] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:29 server kernel: [ 718.265783] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:29 server kernel: [ 718.361273] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:29 server kernel: [ 718.361277] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:29 server kernel: [ 718.362046] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:29 server kernel: [ 718.362052] cxd2820r:
>>> cxd2820r_set_frontend: delsys=1
>>> Jun 20 21:04:29 server kernel: [ 718.362056] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:29 server kernel: [ 718.362063] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>>> Jun 20 21:04:29 server kernel: [ 718.362068] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:29 server kernel: [ 718.465860] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:29 server kernel: [ 718.465865] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:29 server kernel: [ 718.466688] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:29 server kernel: [ 718.666765] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:29 server kernel: [ 718.666769] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:29 server kernel: [ 718.667596] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:29 server kernel: [ 718.867673] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:29 server kernel: [ 718.867677] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:29 server kernel: [ 718.868504] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:29 server kernel: [ 718.920621] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:29 server kernel: [ 718.920629] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:29 server kernel: [ 718.921388] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:29 server kernel: [ 718.921394] cxd2820r:
>>> cxd2820r_set_frontend: delsys=1
>>> Jun 20 21:04:29 server kernel: [ 718.921398] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:29 server kernel: [ 718.921403] cxd2820r:
>>> cxd2820r_set_frontend_c: RF=474000000 SR=6950000
>>> Jun 20 21:04:29 server kernel: [ 718.921407] cxd2820r: cxd2820r_gpio: delsys=1
>>> Jun 20 21:04:29 server kernel: [ 719.068584] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:29 server kernel: [ 719.068589] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:29 server kernel: [ 719.069411] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:30 server kernel: [ 719.269498] cxd2820r:
>>> cxd2820r_read_status: delsys=1
>>> Jun 20 21:04:30 server kernel: [ 719.269505] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:30 server kernel: [ 719.270320] cxd2820r:
>>> cxd2820r_read_status_c: lock=05 52
>>> Jun 20 21:04:30 server kernel: [ 719.480741] cxd2820r: cxd2820r_sleep: delsys=1
>>> Jun 20 21:04:30 server kernel: [ 719.480745] cxd2820r: cxd2820r_lock:
>>> active_fe=1
>>> Jun 20 21:04:30 server kernel: [ 719.480749] cxd2820r: cxd2820r_sleep_c
>>> Jun 20 21:04:30 server kernel: [ 719.482603] cxd2820r:
>>> cxd2820r_unlock: active_fe=1
>>
>> to tell the difference the amplifier is for DVB-T2, DVB-C is disabled
>> in windows because it's not reliable.
>> Technically the chip supports it but the LNA decreases the quality.
>> There are already some other PCI boards
>> out there with that chip which do not use that LNA which should have a
>> better performance with that Sony chip.
>
> Is it possible to work around this by disabling the lna or is the
> quality decreased permanently as part of the hardware design,
> independently of whether the lna is enabled or not ?
>
> I searched the linux-media list and it seems that an lna option was
> discussed as a module parameter, but modinfo for the module I use [1]
> (using the media_build git repository) doesn't show a lna parameter.
> Can the lna be disabled in another way ?
>
no, otherwise it would be sold as full hybrid device. DVB-T2 is weak
that's why it was added.
Failing DVB-C would increase the device return rate, that's why it is
sold as DVB-T2 only.
Markus
^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing
2011-06-20 21:04 ` Markus Rechberger
@ 2011-06-20 21:10 ` Antti Palosaari
2011-06-20 21:17 ` Markus Rechberger
0 siblings, 1 reply; 14+ messages in thread
From: Antti Palosaari @ 2011-06-20 21:10 UTC (permalink / raw)
To: Markus Rechberger; +Cc: Rune Evjen, linux-media
On 06/21/2011 12:04 AM, Markus Rechberger wrote:
> On Mon, Jun 20, 2011 at 10:55 PM, Rune Evjen<rune.evjen@gmail.com> wrote:
>> 2011/6/20 Markus Rechberger<mrechberger@gmail.com>:
>>> to tell the difference the amplifier is for DVB-T2, DVB-C is disabled
>>> in windows because it's not reliable.
>>> Technically the chip supports it but the LNA decreases the quality.
>>> There are already some other PCI boards
>>> out there with that chip which do not use that LNA which should have a
>>> better performance with that Sony chip.
>>
>> Is it possible to work around this by disabling the lna or is the
>> quality decreased permanently as part of the hardware design,
>> independently of whether the lna is enabled or not ?
>>
>> I searched the linux-media list and it seems that an lna option was
>> discussed as a module parameter, but modinfo for the module I use [1]
>> (using the media_build git repository) doesn't show a lna parameter.
>> Can the lna be disabled in another way ?
>>
>
> no, otherwise it would be sold as full hybrid device. DVB-T2 is weak
> that's why it was added.
> Failing DVB-C would increase the device return rate, that's why it is
> sold as DVB-T2 only.
How the others have resolved that problem? Is that signal strength only
issue when TDA18271 tuner is used?
Antti
--
http://palosaari.fi/
^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing
2011-06-20 21:02 ` Antti Palosaari
@ 2011-06-20 21:10 ` Markus Rechberger
2011-06-20 21:20 ` Rune Evjen
1 sibling, 0 replies; 14+ messages in thread
From: Markus Rechberger @ 2011-06-20 21:10 UTC (permalink / raw)
To: Antti Palosaari; +Cc: Rune Evjen, linux-media
On Mon, Jun 20, 2011 at 11:02 PM, Antti Palosaari <crope@iki.fi> wrote:
> On 06/20/2011 11:55 PM, Rune Evjen wrote:
>>
>> 2011/6/20 Markus Rechberger<mrechberger@gmail.com>:
>>>
>>> to tell the difference the amplifier is for DVB-T2, DVB-C is disabled
>>> in windows because it's not reliable.
>>> Technically the chip supports it but the LNA decreases the quality.
>>> There are already some other PCI boards
>>> out there with that chip which do not use that LNA which should have a
>>> better performance with that Sony chip.
>>
>> Is it possible to work around this by disabling the lna or is the
>> quality decreased permanently as part of the hardware design,
>> independently of whether the lna is enabled or not ?
>>
>> I searched the linux-media list and it seems that an lna option was
>> discussed as a module parameter, but modinfo for the module I use [1]
>> (using the media_build git repository) doesn't show a lna parameter.
>> Can the lna be disabled in another way ?
>
> LNA is controlled by demod GPIO line. I don't remember if it is on or off
> for DVB-C currently. Look em28xx-dvb.c file, you can disable or enable it
> from there (needs re-compiling driver).
>
> I also saw BER counter running some muxes during development, but I think
> all channels I have are still working. And I didn't even have time to
> optimal parameters for tuner / demod. I will try to examine those later...
>
sure things can be optimized forward and backward but unsupported features won't
be better. DVB-C is disabled on purpose, the reason is not that it's
not allowed in
UK with some providers. In Germany some providers don't want
alternative boxes either
but no one can check that anyway.
The LNA is for DVB-T2 not for DVB-C, PCTV sells it like that because
they designed it for that purpose
the rest is out of spec.
Markus
^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing
2011-06-20 21:10 ` Antti Palosaari
@ 2011-06-20 21:17 ` Markus Rechberger
0 siblings, 0 replies; 14+ messages in thread
From: Markus Rechberger @ 2011-06-20 21:17 UTC (permalink / raw)
To: Antti Palosaari; +Cc: Rune Evjen, linux-media
On Mon, Jun 20, 2011 at 11:10 PM, Antti Palosaari <crope@iki.fi> wrote:
> On 06/21/2011 12:04 AM, Markus Rechberger wrote:
>>
>> On Mon, Jun 20, 2011 at 10:55 PM, Rune Evjen<rune.evjen@gmail.com> wrote:
>>>
>>> 2011/6/20 Markus Rechberger<mrechberger@gmail.com>:
>>>>
>>>> to tell the difference the amplifier is for DVB-T2, DVB-C is disabled
>>>> in windows because it's not reliable.
>>>> Technically the chip supports it but the LNA decreases the quality.
>>>> There are already some other PCI boards
>>>> out there with that chip which do not use that LNA which should have a
>>>> better performance with that Sony chip.
>>>
>>> Is it possible to work around this by disabling the lna or is the
>>> quality decreased permanently as part of the hardware design,
>>> independently of whether the lna is enabled or not ?
>>>
>>> I searched the linux-media list and it seems that an lna option was
>>> discussed as a module parameter, but modinfo for the module I use [1]
>>> (using the media_build git repository) doesn't show a lna parameter.
>>> Can the lna be disabled in another way ?
>>>
>>
>> no, otherwise it would be sold as full hybrid device. DVB-T2 is weak
>> that's why it was added.
>> Failing DVB-C would increase the device return rate, that's why it is
>> sold as DVB-T2 only.
>
> How the others have resolved that problem? Is that signal strength only
> issue when TDA18271 tuner is used?
>
USB is expected to be mobile, so sensitivity is a more important
issue. The T2 tuner
in question is designed to be a little bit mobile (you can use it with
your notebook without moving at least).
If you use a PC card you can play around with the antenna and won't
move it all the time.
The sensitivity optimization is quite clear why it's there for T2. C
is clearly not the focus of that design.
We already switched away from the tda18271 for our current (and
especially upcoming) designs as well.
Markus
^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing
2011-06-20 21:02 ` Antti Palosaari
2011-06-20 21:10 ` Markus Rechberger
@ 2011-06-20 21:20 ` Rune Evjen
2011-06-20 21:25 ` Antti Palosaari
1 sibling, 1 reply; 14+ messages in thread
From: Rune Evjen @ 2011-06-20 21:20 UTC (permalink / raw)
To: Antti Palosaari; +Cc: linux-media
2011/6/20 Antti Palosaari <crope@iki.fi>:
> On 06/20/2011 11:55 PM, Rune Evjen wrote:
>>
>> 2011/6/20 Markus Rechberger<mrechberger@gmail.com>:
>>>
>>> to tell the difference the amplifier is for DVB-T2, DVB-C is disabled
>>> in windows because it's not reliable.
>>> Technically the chip supports it but the LNA decreases the quality.
>>> There are already some other PCI boards
>>> out there with that chip which do not use that LNA which should have a
>>> better performance with that Sony chip.
>>
>> Is it possible to work around this by disabling the lna or is the
>> quality decreased permanently as part of the hardware design,
>> independently of whether the lna is enabled or not ?
>>
>> I searched the linux-media list and it seems that an lna option was
>> discussed as a module parameter, but modinfo for the module I use [1]
>> (using the media_build git repository) doesn't show a lna parameter.
>> Can the lna be disabled in another way ?
>
> LNA is controlled by demod GPIO line. I don't remember if it is on or off
> for DVB-C currently. Look em28xx-dvb.c file, you can disable or enable it
> from there (needs re-compiling driver).
>
> I also saw BER counter running some muxes during development, but I think
> all channels I have are still working. And I didn't even have time to
> optimal parameters for tuner / demod. I will try to examine those later...
>
Thank you Antti,
I will test with lna disabled in the em28xx-dvb module
In line 349 of the code, I see this:
/* enable LNA for DVB-T2 and DVB-C */
.gpio_dvbt2[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L,
.gpio_dvbc[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L,
I suspect I should modify line 351, what should it be changed to ?
Best regards,
Rune
^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing
2011-06-20 21:20 ` Rune Evjen
@ 2011-06-20 21:25 ` Antti Palosaari
2011-06-20 21:29 ` Antti Palosaari
0 siblings, 1 reply; 14+ messages in thread
From: Antti Palosaari @ 2011-06-20 21:25 UTC (permalink / raw)
To: Rune Evjen; +Cc: linux-media
On 06/21/2011 12:20 AM, Rune Evjen wrote:
> 2011/6/20 Antti Palosaari<crope@iki.fi>:
>> LNA is controlled by demod GPIO line. I don't remember if it is on or off
>> for DVB-C currently. Look em28xx-dvb.c file, you can disable or enable it
>> from there (needs re-compiling driver).
>>
>> I also saw BER counter running some muxes during development, but I think
>> all channels I have are still working. And I didn't even have time to
>> optimal parameters for tuner / demod. I will try to examine those later...
>>
> Thank you Antti,
>
> I will test with lna disabled in the em28xx-dvb module
>
> In line 349 of the code, I see this:
> /* enable LNA for DVB-T2 and DVB-C */
> .gpio_dvbt2[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L,
> .gpio_dvbc[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L,
>
> I suspect I should modify line 351, what should it be changed to ?
Remove corresponding line (.gpio_dvbc[0]).
regards
Antti
--
http://palosaari.fi/
^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing
2011-06-20 21:25 ` Antti Palosaari
@ 2011-06-20 21:29 ` Antti Palosaari
2011-06-20 23:00 ` Rune Evjen
0 siblings, 1 reply; 14+ messages in thread
From: Antti Palosaari @ 2011-06-20 21:29 UTC (permalink / raw)
To: Rune Evjen; +Cc: linux-media
On 06/21/2011 12:25 AM, Antti Palosaari wrote:
> On 06/21/2011 12:20 AM, Rune Evjen wrote:
>> 2011/6/20 Antti Palosaari<crope@iki.fi>:
>>> LNA is controlled by demod GPIO line. I don't remember if it is on or
>>> off
>>> for DVB-C currently. Look em28xx-dvb.c file, you can disable or
>>> enable it
>>> from there (needs re-compiling driver).
>>>
>>> I also saw BER counter running some muxes during development, but I
>>> think
>>> all channels I have are still working. And I didn't even have time to
>>> optimal parameters for tuner / demod. I will try to examine those
>>> later...
>>>
>> Thank you Antti,
>>
>> I will test with lna disabled in the em28xx-dvb module
>>
>> In line 349 of the code, I see this:
>> /* enable LNA for DVB-T2 and DVB-C */
>> .gpio_dvbt2[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L,
>> .gpio_dvbc[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L,
>>
>> I suspect I should modify line 351, what should it be changed to ?
>
> Remove corresponding line (.gpio_dvbc[0]).
Or change CXD2820R_GPIO_L => CXD2820R_GPIO_H. Have to check that too, I
suspect removing it leaves it Hi-Z (which could result same).
Antti
--
http://palosaari.fi/
^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing
2011-06-20 21:29 ` Antti Palosaari
@ 2011-06-20 23:00 ` Rune Evjen
0 siblings, 0 replies; 14+ messages in thread
From: Rune Evjen @ 2011-06-20 23:00 UTC (permalink / raw)
To: Antti Palosaari; +Cc: linux-media
2011/6/20 Antti Palosaari <crope@iki.fi>:
> On 06/21/2011 12:25 AM, Antti Palosaari wrote:
>>
>> On 06/21/2011 12:20 AM, Rune Evjen wrote:
>>>
>>> 2011/6/20 Antti Palosaari<crope@iki.fi>:
>>>>
>>>> LNA is controlled by demod GPIO line. I don't remember if it is on or
>>>> off
>>>> for DVB-C currently. Look em28xx-dvb.c file, you can disable or
>>>> enable it
>>>> from there (needs re-compiling driver).
>>>>
>>>> I also saw BER counter running some muxes during development, but I
>>>> think
>>>> all channels I have are still working. And I didn't even have time to
>>>> optimal parameters for tuner / demod. I will try to examine those
>>>> later...
>>>>
>>> Thank you Antti,
>>>
>>> I will test with lna disabled in the em28xx-dvb module
>>>
>>> In line 349 of the code, I see this:
>>> /* enable LNA for DVB-T2 and DVB-C */
>>> .gpio_dvbt2[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L,
>>> .gpio_dvbc[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L,
>>>
>>> I suspect I should modify line 351, what should it be changed to ?
>>
>> Remove corresponding line (.gpio_dvbc[0]).
>
> Or change CXD2820R_GPIO_L => CXD2820R_GPIO_H. Have to check that too, I
> suspect removing it leaves it Hi-Z (which could result same).
>
>
Thank you Antti,
I just wanted to report back on the LNA issue.
I compiled and tested with line 351 commented out, and with debug
enabled for em28xx-dvb and cxd2820r, and got some errors in syslog
[1].
I have now tested the following:
a. drivers from media_build, w/o debug option on
-> I am able to watch QAM-64 channels, but not QAM-256 channels
(distorted picture and sound)
b. drivers from media_build, with debug option on
-> No locks on any channel
c. Modified em28xx-dvb (line 351 commented out),
-> I am able to watch QAM-64 channels with quite a lot of artifacts,
but not QAM-256 channels. Scanning gives error as described in [1]
Thank you for your assistance so far!
Best regards,
Rune
[1] syslog output when scanning
Jun 21 00:45:46 server kernel: [ 397.784043] cxd2820r: cxd2820r_init: delsys=1
Jun 21 00:45:46 server kernel: [ 397.784051] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:46 server kernel: [ 397.787404] cxd2820r:
cxd2820r_get_tune_settings: delsys=1
Jun 21 00:45:46 server kernel: [ 397.787411] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:46 server kernel: [ 397.787433] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 21 00:45:46 server kernel: [ 397.787438] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:46 server kernel: [ 397.787444] cxd2820r:
cxd2820r_set_frontend_c: RF=354000000 SR=6950000
Jun 21 00:45:46 server kernel: [ 397.787449] cxd2820r: cxd2820r_gpio: delsys=1
Jun 21 00:45:46 server kernel: [ 397.987515] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 21 00:45:46 server kernel: [ 397.987523] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:46 server kernel: [ 397.988324] cxd2820r:
cxd2820r_read_status_c: lock=05 5a
Jun 21 00:45:46 server kernel: [ 398.007081] em28xx #0/2-dvb: URB
packet 0, status -71 [Bit-stuff error (bad cable?)].
Jun 21 00:45:46 server kernel: [ 398.007090] em28xx #0/2-dvb: URB
packet 1, status -71 [Bit-stuff error (bad cable?)].
Jun 21 00:45:46 server kernel: [ 398.007097] em28xx #0/2-dvb: URB
packet 2, status -71 [Bit-stuff error (bad cable?)].
Jun 21 00:45:46 server kernel: [ 398.007103] em28xx #0/2-dvb: URB
packet 3, status -71 [Bit-stuff error (bad cable?)].
Jun 21 00:45:46 server kernel: [ 398.351148] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 21 00:45:46 server kernel: [ 398.351153] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:46 server kernel: [ 398.351998] cxd2820r:
cxd2820r_read_status_c: lock=05 5a
Jun 21 00:45:46 server kernel: [ 398.352006] cxd2820r:
cxd2820r_get_frontend: delsys=1
Jun 21 00:45:46 server kernel: [ 398.352010] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:46 server kernel: [ 398.359552] cxd2820r:
cxd2820r_get_tune_settings: delsys=1
Jun 21 00:45:46 server kernel: [ 398.359557] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:46 server kernel: [ 398.359576] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 21 00:45:46 server kernel: [ 398.359580] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:46 server kernel: [ 398.359586] cxd2820r:
cxd2820r_set_frontend_c: RF=362000000 SR=6950000
Jun 21 00:45:46 server kernel: [ 398.359591] cxd2820r: cxd2820r_gpio: delsys=1
Jun 21 00:45:47 server kernel: [ 398.559650] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 21 00:45:47 server kernel: [ 398.559657] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:47 server kernel: [ 398.560510] cxd2820r:
cxd2820r_read_status_c: lock=05 5a
Jun 21 00:45:47 server kernel: [ 398.579142] em28xx #0/2-dvb: URB
packet 0, status -71 [Bit-stuff error (bad cable?)].
Jun 21 00:45:47 server kernel: [ 398.579152] em28xx #0/2-dvb: URB
packet 1, status -71 [Bit-stuff error (bad cable?)].
Jun 21 00:45:47 server kernel: [ 398.921283] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 21 00:45:47 server kernel: [ 398.921290] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:47 server kernel: [ 398.922051] cxd2820r:
cxd2820r_read_status_c: lock=05 5a
Jun 21 00:45:47 server kernel: [ 398.922056] cxd2820r:
cxd2820r_get_frontend: delsys=1
Jun 21 00:45:47 server kernel: [ 398.922060] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:47 server kernel: [ 398.931623] cxd2820r:
cxd2820r_get_tune_settings: delsys=1
Jun 21 00:45:47 server kernel: [ 398.931628] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:47 server kernel: [ 398.931680] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 21 00:45:47 server kernel: [ 398.931684] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:47 server kernel: [ 398.931690] cxd2820r:
cxd2820r_set_frontend_c: RF=370000000 SR=6950000
Jun 21 00:45:47 server kernel: [ 398.931695] cxd2820r: cxd2820r_gpio: delsys=1
Jun 21 00:45:47 server kernel: [ 399.131713] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 21 00:45:47 server kernel: [ 399.131718] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:47 server kernel: [ 399.132572] cxd2820r:
cxd2820r_read_status_c: lock=05 5a
Jun 21 00:45:47 server kernel: [ 399.151203] em28xx #0/2-dvb: URB
packet 0, status -71 [Bit-stuff error (bad cable?)].
Jun 21 00:45:47 server kernel: [ 399.151212] em28xx #0/2-dvb: URB
packet 1, status -71 [Bit-stuff error (bad cable?)].
Jun 21 00:45:48 server kernel: [ 399.491277] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 21 00:45:48 server kernel: [ 399.491283] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:48 server kernel: [ 399.492114] cxd2820r:
cxd2820r_read_status_c: lock=05 5a
Jun 21 00:45:48 server kernel: [ 399.492120] cxd2820r:
cxd2820r_get_frontend: delsys=1
Jun 21 00:45:48 server kernel: [ 399.492124] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:48 server kernel: [ 399.663569] cxd2820r:
cxd2820r_get_tune_settings: delsys=1
Jun 21 00:45:48 server kernel: [ 399.663574] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:48 server kernel: [ 399.663604] cxd2820r:
cxd2820r_set_frontend: delsys=1
Jun 21 00:45:48 server kernel: [ 399.663611] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:48 server kernel: [ 399.663617] cxd2820r:
cxd2820r_set_frontend_c: RF=378000000 SR=6950000
Jun 21 00:45:48 server kernel: [ 399.663622] cxd2820r: cxd2820r_gpio: delsys=1
Jun 21 00:45:48 server kernel: [ 399.863666] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 21 00:45:48 server kernel: [ 399.863672] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:48 server kernel: [ 399.864528] cxd2820r:
cxd2820r_read_status_c: lock=05 5a
Jun 21 00:45:48 server kernel: [ 399.883278] em28xx #0/2-dvb: URB
packet 0, status -71 [Bit-stuff error (bad cable?)].
Jun 21 00:45:48 server kernel: [ 399.883287] em28xx #0/2-dvb: URB
packet 1, status -71 [Bit-stuff error (bad cable?)].
Jun 21 00:45:48 server kernel: [ 399.883294] em28xx #0/2-dvb: URB
packet 2, status -71 [Bit-stuff error (bad cable?)].
Jun 21 00:45:48 server kernel: [ 399.883300] em28xx #0/2-dvb: URB
packet 3, status -71 [Bit-stuff error (bad cable?)].
Jun 21 00:45:48 server kernel: [ 400.221282] cxd2820r:
cxd2820r_read_status: delsys=1
Jun 21 00:45:48 server kernel: [ 400.221289] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:48 server kernel: [ 400.222069] cxd2820r:
cxd2820r_read_status_c: lock=05 5a
Jun 21 00:45:48 server kernel: [ 400.222075] cxd2820r:
cxd2820r_get_frontend: delsys=1
Jun 21 00:45:48 server kernel: [ 400.222079] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:49 server kernel: [ 400.730765] cxd2820r: cxd2820r_sleep: delsys=1
Jun 21 00:45:49 server kernel: [ 400.730772] cxd2820r: cxd2820r_lock:
active_fe=1
Jun 21 00:45:49 server kernel: [ 400.730776] cxd2820r: cxd2820r_sleep_c
Jun 21 00:45:49 server kernel: [ 400.732621] cxd2820r:
cxd2820r_unlock: active_fe=1
^ permalink raw reply [flat|nested] 14+ messages in thread
end of thread, other threads:[~2011-06-20 23:00 UTC | newest]
Thread overview: 14+ messages (download: mbox.gz follow: Atom feed
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2011-06-12 8:23 PCTV nanoStick T2 290e (Sony CXD2820R DVB-T/T2/C) - DVB-C channel scan in mythtv - missing Rune Evjen
2011-06-12 11:08 ` Antti Palosaari
2011-06-20 19:29 ` Rune Evjen
2011-06-20 19:55 ` Markus Rechberger
2011-06-20 20:55 ` Rune Evjen
2011-06-20 21:02 ` Antti Palosaari
2011-06-20 21:10 ` Markus Rechberger
2011-06-20 21:20 ` Rune Evjen
2011-06-20 21:25 ` Antti Palosaari
2011-06-20 21:29 ` Antti Palosaari
2011-06-20 23:00 ` Rune Evjen
2011-06-20 21:04 ` Markus Rechberger
2011-06-20 21:10 ` Antti Palosaari
2011-06-20 21:17 ` Markus Rechberger
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