[alsa-devel] [PATCH 1/5 v3] ASoC: add generic simple-card support

[Kuninori Morimoto]

Hi Takashi, Mark

> > > It's the call in sound/last.c.  Only devices that have been preoprly
> > > regstered at this point of __init calls are shown.  So, it's often
> > > misleading.
> >
> > I keep wondering if we should just remove it due to confusion like this.
>
> I don't mind to get rid of it at all.
> But maybe it'd be good to have an alternative debug (or info) print,
> e.g. showing at each card registration.

If I used late_initcall_sync() for it,
the boot log became below.

------ before --------------------------
-> platform asoc-simple-card.0: Driver asoc-simple-card requests probe deferral
-> ALSA device list:
->   No soundcards found.
   TCP: cubic registered
   NET: Registered protocol family 17
   Registering the dns_resolver key type
   VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 2
   /opt/usr/src/WORK/morimoto/gitlinux/linux-2.6/drivers/rtc/hctosys.c: unable to )
-> asoc: ak4642-hifi <-> fsia-dai mapping ok
   smsc911x smsc911x.0: eth0: SMSC911x/921x identified at 0xdf022000, IRQ: 275
   Sending DHCP requests .
   IP-Config: Got DHCP answer from 192.168.10.77, my address is 192.168.10.119
   IP-Config: Complete:
        device=eth0, addr=192.168.10.119, mask=255.255.255.0, gw=192.168.10.77
        host=192.168.10.119, domain=example.org, nis-domain=(none)
        bootserver=192.168.10.77, rootserver=192.168.10.77, rootpath=/opt/tftpbootm
   VFS: Mounted root (nfs filesystem) on device 0:10.
   Freeing init memory: 128K
------ after --------------------------
-> platform asoc-simple-card.0: Driver asoc-simple-card requests probe deferral
   TCP: cubic registered
   NET: Registered protocol family 17
   Registering the dns_resolver key type
   VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 2
   /opt/usr/src/WORK/morimoto/gitlinux/linux-2.6/drivers/rtc/hctosys.c: unable to )
-> asoc: ak4642-hifi <-> fsia-dai mapping ok
   smsc911x smsc911x.0: eth0: SMSC911x/921x identified at 0xdf022000, IRQ: 275
   Sending DHCP requests .
   IP-Config: Got DHCP answer from 192.168.10.77, my address is 192.168.10.119
   IP-Config: Complete:
        device=eth0, addr=192.168.10.119, mask=255.255.255.0, gw=192.168.10.77
        host=192.168.10.119, domain=example.org, nis-domain=(none)
        bootserver=192.168.10.77, rootserver=192.168.10.77, rootpath=/opt/tftpbootm
-> ALSA device list:
->   #0: FSI2A-AK4648
   VFS: Mounted root (nfs filesystem) on device 0:10.
   Freeing init memory: 128K
--------------------------------------------


Best regards
---
Kuninori Morimoto