[pvrusb2] HVR-1950 requires procreload=1?

Roger rogerx at sdf.lonestar.org
Sun Jun 7 14:22:38 CDT 2009


"procreload=1" seems to help, but isn't a viable solution.  Upon boot
from hibernate, this problem reoccurs.

Checking current module options:
$ cat /etc/modules.conf |grep pvrusb2
options pvrusb2 debug=1 ir_mode=1 procreload=1


Attaching dmesg log for the following scenario:

Got /dev/video0 and no /dev/dvb/*.  Unusable /dev/video0 (when trying to
play with mplayer).


What is notable to me are the following lines:

s5h1411_readreg: readreg error (ret == -5)
pvrusb2: unregistering DVB devices
device: 'dvb0.net0': device_unregister


s5h1411_readreg seems to be v4l-dvb related.

ret == -5 probably isn't a good thing.



Here's is an example of what should happen in dmesg:


cx25840' 2-0044: Video signal:              not present
cx25840' 2-0044: Detected format:           NTSC-M
cx25840' 2-0044: Specified standard:        NTSC-M
cx25840' 2-0044: Specified video input:     Composite 7
cx25840' 2-0044: Specified audioclock freq: 48000 Hz
cx25840' 2-0044: Detected audio mode:       mono
cx25840' 2-0044: Detected audio standard:   no detected audio standard
cx25840' 2-0044: Audio muted:               no
cx25840' 2-0044: Audio microcontroller:     detecting
cx25840' 2-0044: Configured audio standard: automatic detection
cx25840' 2-0044: Configured audio system:   BTSC
cx25840' 2-0044: Specified audio input:     Tuner (In8)
cx25840' 2-0044: Preferred audio mode:      stereo
cx25840' 2-0044: firmware: requesting v4l-cx25840.fw
device: '2-0044': device_add
PM: Adding info for No Bus:2-0044
device: '2-0044': device_unregister
PM: Removing info for No Bus:2-0044
cx25840' 2-0044: loaded v4l-cx25840.fw firmware (16382 bytes)
usb 3-4: firmware: requesting v4l-cx2341x-enc.fw
device: '3-4': device_add
PM: Adding info for No Bus:3-4
device: '3-4': device_unregister
PM: Removing info for No Bus:3-4
cx25840' 2-0044: 0x0000 is not a valid video input!
DVB: registering adapter 0 frontend 0 (Samsung S5H1411 QAM/8VSB
Frontend)...
device: 'dvb0.frontend0': device_add
PM: Adding info for No Bus:dvb0.frontend0
tda829x 2-0042: type set to tda8295
tda18271 2-0060: attaching existing instance
device: 'sn-6202710': device_add
PM: Adding info for No Bus:sn-6202710

Also note when comparing the two sets of dmesg log outputs here, the
timing of the call of function s5h1411_readreg seems to be several
seconds after the initialization of cx25840.  Could s5h1411_readreg is
either severely bugging-out or could it be a timing issue?

 
-- 
Roger
http://rogerx.freeshell.org
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