On Thu, Nov 02, 2006 at 11:02:41PM +0100, Damien Wyart wrote:
> Hello,
>
> > > I notice these messages when 2.6.19-rc4-mm2 boots (also with
> > > rc3-mm1) but 2.6.19-rc4-mm1 did NOT display them. Related to the
> > > driver tree ?
>
> * Greg KH <[email protected]> [061102 20:26]:
> > How many different sound cards do you have in your machine?
>
> Only one, a Sound Blaster Live.
>
> > Can you send me the output of 'ls /sys/class/sound/' with the
> > 2.6.19-rc4 (or any other non-mm) kernel?
>
> With 2.6.19-rc4-mm2, this gives:
> admmidi amidi card0 dmmidi hwC0D0 midi midiC0D1 mixer pcmC0D0p pcmC0D2c pcmC0D3p sequencer timer
> adsp audio controlC0 dsp hwC0D2 midiC0D0 midiC0D2 pcmC0D0c pcmC0D1c pcmC0D2p seq sequencer2
>
> While Vanilla 2.6.19-rc4 leads to:
> admmidi amidi controlC0 dsp hwC0D2 midiC0D0 midiC0D2 pcmC0D0c pcmC0D1c pcmC0D2p seq sequencer2
> adsp audio dmmidi hwC0D0 midi midiC0D1 mixer pcmC0D0p pcmC0D2c pcmC0D3p sequencer timer
>
> Seems there is an additional 'card0' entry in the first case.
That should be a symlink right? Well it will be if you have
CONFIG_SYSFS_DEPRECATED disabled. What is the setting of that config
option?
> With Vanilla, the relevant part of the bootlog is:
>
> Nov 2 22:49:03 brouette kernel: Advanced Linux Sound Architecture Driver Version 1.0.13 (Sun Oct 22 08:56:16 2006 UTC).
> Nov 2 22:49:03 brouette kernel: ACPI: PCI Interrupt 0000:02:00.0[A] -> GSI 21 (level, low) -> IRQ 21
> Nov 2 22:49:03 brouette kernel: ALSA device list:
> Nov 2 22:49:03 brouette kernel: #0: SB Live [Unknown] (rev.10, serial:0x80671102) at 0xdf20, irq 21
>
> so exactly the same as in mm2, without the error messages.
>
> As rc4-mm1 doesn't show the problem (and so gives the very same output
> as plain rc4), I still wonder if this is an interaction with the driver
> tree ?
I do have an alsa patch in my tree that adds the "card0" stuff, but it
looks like it is working for you. I wonder why we are trying to
register the same card twice.
Maybe we always did that and never noticed the failure?
Takashi, any thoughts?
thanks,
greg k-h
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