[alsa-devel] [PATCH] sound/isa: kill pnp_resource_change.

[Takashi Iwai]

At Fri, 30 Nov 2007 10:52:26 +0100 (CET),
Jaroslav Kysela wrote:
> 
> On Thu, 29 Nov 2007, Takashi Iwai wrote:
> 
> > At Thu, 29 Nov 2007 02:10:33 +0100,
> > Rene Herman wrote:
> > > 
> > > Hi Takashi.
> > > 
> > > This removes the pnp_resource_change use from the ALSA ISAPnP drivers. In
> > > 2.4 these were useful in providing an easy path to setting the resources,
> > > but in 2.6 they retain function as a layering violation only.
> > > 
> > > This makes for a nice cleanup (-550 lines) of ALSA but moreover, ALSA is the
> > > only remaining user of pnp_init_resource_table(), pnp_resource_change() and
> > > pnp_manual_config_dev() (and, in fact, of "struct pnp_resource_table") in
> > > the tree outide of drivers/pnp itself meaning it makes for more cleanup
> > > potential inside the PnP layer.
> > > 
> > > Thomas Renninger acked their removal from that side, you did from the ALSA
> > > side (CC list just copied from that thread).
> > > 
> > > Against current alsa-kernel HG. Many more potential cleanups in there, but 
> > > this _only_ removes the pnp_resource_change code. Compile tested against 
> > > current alsa-kernel HG and compile- and use-tested against 2.6.23.x (few 
> > > offsets).
> > > 
> > > Signed-off-by: Rene Herman <rene.herman at gmail.com>
> > 
> > A good work.  I'll merge this tomorrow to ALSA tree if no one raises
> > objection now.
> 
> Do we have a nice way to manually assign ISA resources at system level? 
> Note that not all combinations work for all ISA PnP soundcards and we had bug 
> reports that automatic PnP system failed in some cases.

You can adjust it via sysfs.


Takashi