Re: [PATCH] libata: rewrite SCSI host scheme to be one per ATA host

Alan Cox
2009-04-22T16:27:10Z

> > It's a long time ago since I tested it but my 5 CD changer was correctly
> > supported by libata (or more accurately by sr...).
>
> Well, sr supports the discovered CD/DVD; ch is the actual changer
> manager. Usually ch attaches to one LUN and sr attaches to another.

I get 5 LUNS and the hardware looks after the rest - no changer manager
needed. Early versions of the gnome folks CD probing stuff did give it a
bit of a fit as the firmware clearly didn't cache all the state that the
cd mangler asked for.