On Sat Jul 27 2002 - 22:00:06 EST,  mdoelle@linux-user.de wrote:
> this patch for Kernel 2.4.19-rc3 removes the "break" that aborted the
> module init of i810_audio.o in case of "not ready" status before probing
> (line 2656-2663).  On my Epox 4G4A+ mainboard with i845G chipset the

Mirko's patch was sufficient to make sound work on a Dell 4550.

00:1f.5 Multimedia audio controller: Intel Corp. 82801DB AC'97 Audio (rev
01)
	Subsystem: Dell Computer Corporation: Unknown device 0142
	Flags: bus master, medium devsel, latency 0, IRQ 11
	I/O ports at d800 [size=256]
	I/O ports at dc40 [size=64]
	Memory at fe300400 (32-bit, non-prefetchable) [size=512]
	Memory at fe300000 (32-bit, non-prefetchable) [size=256]
	Capabilities: [50] Power Management version 2

Before commenting out the "break" line, the syslogs were filling with
these messages:

------------------------------------------------------------------
Oct 25 20:48:34 liuting kernel: Intel 810 + AC97 Audio, version 0.22,
                                13:45:06 Sep  4 2002
Oct 25 20:48:34 liuting kernel: PCI: Found IRQ 11 for device 00:1f.5
Oct 25 20:48:34 liuting kernel: PCI: Sharing IRQ 11 with 00:1f.3
Oct 25 20:48:34 liuting kernel: PCI: Setting latency timer of device
                                00:1f.5 to 64
Oct 25 20:48:34 liuting kernel: i810: Intel ICH4 found at IO 0xdc40 and
                                0xd800, IRQ 11
Oct 25 20:48:35 liuting insmod:
               /lib/modules/2.4.18-14/kernel/drivers/sound/i810_audio.o:
               init_module: No such device
Oct 25 20:48:35 liuting insmod: Hint: insmod errors can be caused by
      incorrect module parameters, including invalid IO or IRQ parameters.
      You may find more information in syslog or the output from dmesg
Oct 25 20:48:35 liuting insmod:
         /lib/modules/2.4.18-14/kernel/drivers/sound/i810_audio.o: insmod
         sound-slot-0 failed
Oct 25 20:48:35 liuting kernel: i810_audio: Codec not ready.. wait.. no
                                response.
Oct 25 20:48:35 liuting kernel: i810_audio: Audio Controller supports 6
                                channels.
Oct 25 20:48:35 liuting kernel: i810_audio: Defaulting to base 2 channel
                                mode.
Oct 25 20:48:35 liuting kernel: i810_audio: Primary codec not ready.
Oct 25 20:48:35 liuting modprobe: modprobe: Can't locate module
sound-service-0-3
Oct 25 20:48:35 liuting firstboot: sox: Can't open output file '/dev/dsp':
No such device
------------------------------------------------------------------

-Paul Komarek

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