At Thu, 26 Apr 2007 12:12:48 +0200,
Santiago Garcia Mantinan wrote:
>
> I have just upgraded from 2.6.20 to 2.6.21, when I rebooted I thought the
> computer had halted after loading snd_ymfpci, but what happens is that it
> takes 2 minutes (120 seconds mesured with time) for the driver to load, but
> then works as expected.
>
> After making a diff between the 2.6.20 and 2.6.21 versions of the ymfpci
> driver I decided to replace the ymfpci_main.c from 2.6.21 with the one from
> 2.6.20, it compiled with a few warnings and then worked ok, like it used to
> work, without the two minutes delay.
It's because the recent ymfpci driver tries to request_firmware() at
first. And since no files are found, it just waits for certain time.
A workaround is to install the firmware files from alsa-firmware
1.0.14rc* package.
I'll fix the codes on 2.6.22 not to make external firmwares
mandatory via Kconfig option.
Takashi
> These are the messages I get from the kernel when I load the driver:
> PCI: Enabling device 0000:00:0a.0 (0000 -> 0002)
> ACPI: PCI Interrupt 0000:00:0a.0[A] -> Link [LNKD] -> GSI 9 (level, low) -> IRQ 9
>
> This is the info I got for the sound card, which is integrated on the
> motherboard:
>
> Card: Yamaha DS-1L (YMF740C)
> Chip: Asahi Kasei AK4543
>
> lspci:
> 00:0a.0 0401: 1073:000c (rev 03)
> Subsystem: 1033:804b
> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR+
> Latency: 64 (1250ns min, 6250ns max)
> Interrupt: pin A routed to IRQ 9
> Region 0: Memory at e8108000 (32-bit, non-prefetchable) [size=32K]
> Capabilities: <access denied>
>
> /proc/asound/cards:
> 0 [YMF740C ]: YMF740C - Yamaha DS-1L (YMF740C)
> Yamaha DS-1L (YMF740C) at 0xe8108000, irq 9
>
> Hope that helps to diagnose the problem, if you need any other info don't
> hesitate to contact me.
>
> Regards...
> --
> Santiago García Mantiñán
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