[hsflinux] HDA modem ComCtrlOpen failed (2049), hsfconfig doesn't see modem

Linuxant Support (Jonathan) support at linuxant.com
Tue Jun 29 20:16:37 EDT 2010


you should try with alsa-driver-linuxant or the patch both available at:


to see if there's a difference. We can also see a sound device attached 
to the HDA bus of your system, does it work correctly?


Technical specialist / Linuxant
support at linuxant.com

Justin J. Snelgrove wrote:
> After getting the HDA hsfmodem drivers compiled and installed properly,
> I'm running into an error that seems to prevent hsfconfig from properly
> detecting/configuring the modem.
> The following shows up in my dmesg:
>> cnxthsf_7800206x86_64full_cnxt_serial_add: ComCtrlOpen failed (2049)
>> conexant_init: cnxthwhda_probe() failed: -19
>>From a quick glance at the relevant code (in patch_conexant.c and
> serial_cnxt.c), it looks like the first error is the actual problem
> (causing the second error message), and is probably caused somewhere in
> the binary blob portions of the driver.
> Computer is a new Lenovo X201 ThinkPad. Some quick notes about the
> OS/environment I use:
> 	-Gentoo amd64 (x86_64) -- mostly 'stable' packages
> 	-using kernel 2.6.34 with a couple patches (none of which touches the
> sound or serial systems)
> 	-using (external) alsa-driver 1.0.23 patched with the proper hsfmodem
> patch -- CONFIG_SND is enabled in the kernel, but nothing else sound-related
> 	-I did blacklist (for modprobe) the non-hsfhda-related modules I don't
> need (to stop loading everything and the kitchen sink at every boot),
> however the error occurred in exactly the same manner even when they
> weren't blacklisted
> Full hsfdiag.txt is gzipped and attached. I can provide any other
> required information, and am willing to test patches, workarounds, or
> other fixes to get this modem working. Hopefully it's something silly
> like a non-obvious configuration error on my end, though.
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