[alsa-devel] [PATCH] opti931: additional check for OPL3 device

Krzysztof Helt krzysztof.h1 at gmail.com
Mon Sep 17 16:45:55 CEST 2007

On Mon, 17 Sep 2007 14:40:51 +0200
Rene Herman <rene.herman at gmail.com> wrote:

> The OPL4 is at 0x380, with its OPL3 compatible part at 0x388. Could you add 
> an Acked-by?
You are inpatient. I have tested it on my opti933.

> ===
> opti9xx: adjust OPL3 FM resource value
> The OPTi ISA-PnP chips advertise their OPL4 base at 0x380 (to 0x3f0) through 
>   pnp and put their on-chip OPL3 at +8. The driver assumes the provided 
> value is the ALBase (OPL3 address) though and checks for an OPL4 at -8, 
> which means that simply adding 8 to the pnp provides value works to fix 
> detection of both OPL3 and OPL4.
> Problem spotted on 931 and 933 by Krzysztof Helt and confirmed on 924 and 
> 925 (together all OPTi ISA-PnP chips) by me.
> Signed-off-by; Rene Herman <rene.herman at gmail.com>

Acked-by: Krzysztof Helt <krzysztof.h1 at wp.pl>

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