Re: ALSA in 2.6 failing to find the OPL chip of the sb cards

[Takashi Iwai <tiwai@suse.de>]

At Fri, 9 Jan 2004 18:17:15 +0100,
Santiago Garcia Mantinan wrote:
> 
> > compile with CONFIG_SND_DEBUG and CONFIG_SND_VERBOSE_PRINTK.
> > if it's in snd_opl3_detect(), "OPL2/3 chip not detected at ..."
> > message should appear (together with other message in
> > snd_opl3_detect()).
> 
> I have tested now with 2.6.1 with vanilla driver (0.9.7) and also with 1.0.1
> using the patch that Jaroslav posted yesterday available at
> ftp://ftp.alsa-project.org/pub/kernel-patches/alsa-bk-2004-01-08.patch.gz
> and got the same result as before, these are the messages for 1.0.1:
> 
> pnp: Device 00:01.00 activated.
> ALSA sound/isa/sb/sb16.c:313: pnp SB16: port=0x220, mpu port=0x330, fm port=0x388
> ALSA sound/isa/sb/sb16.c:315: pnp SB16: dma1=1, dma2=5, irq=10
> ALSA sound/isa/sb/sb_common.c:133: SB [0x220]: DSP chip found, version = 4.13
> ALSA sound/drivers/opl3/opl3_lib.c:133: OPL3: stat1 = 0xff
> ALSA sound/drivers/opl3/opl3_lib.c:444: OPL2/3 chip not detected at 0x388/0x38a
> ALSA sound/isa/sb/sb16.c:489: sb16: no OPL device at 0x388-0x38a

then it fails in the reset sequence of opl chip, namely, 
what happens if you replace the line 441
	opl3->command = &snd_opl2_command;
with
	opl3->command = &snd_opl3_command;
?

--
Takashi Iwai <tiwai@suse.de>		ALSA Developer - www.alsa-project.org