Re: faulty sound on imac

[Bastien Nocera <hadess@hadess.net>]

Any better like that ? (Should be better in fact ;)

Bastien Nocera wrote:

> Bastien Nocera wrote:
>
> <snip>
>
> > This bug is already worked-around for the Pismo. As I have the 
> > hardware, I'll try to look at it soon, and submit the fix to BenH and 
> > on linuxppc-dev. In the end, this is definitely a kernel problem.
>
>
> You might want to try this out (not tested at all):
> around line 2543 of dmasound_awacs.c, try adding the lines with a + in 
> front:
>
> if (hw_can_byteswap)
>     dmasound.mach.hardware_afmts = (AFMT_S16_BE | AFMT_S16_LE) ;
> else
>     dmasound.mach.hardware_afmts = AFMT_S16_BE ;
>
> +/* if are using a Screamer, device id 11 (iMac 2000)don't claim we
> + * support LE data when we don't */
> +if ((sound_device_id == 0xb) && (awacs_revision == AWACS_SCREAMER))

+{
+ 
hw_can_byteswap = 0;


> + dmasound.mach.hardware_afmts = AFMT_S16_BE ;

+}


> /* shut out chips that do output only.
> may need to extend this to machines which have no inputs - even tho'
> they use screamer - IIRC one of the powerbooks is like this.