[alsa-devel] Turtle Beach Multisound Pinnacle alsa driver
tiwai at suse.de
Thu Jan 22 09:35:43 CET 2009
At Thu, 22 Jan 2009 09:29:59 +0100,
Krzysztof Helt wrote:
> On Mon, 19 Jan 2009 14:11:47 +0100
> Takashi Iwai <tiwai at suse.de> wrote:
> > At Mon, 19 Jan 2009 14:07:48 +0100,
> > Krzysztof Helt wrote:
> > >
> > > Hi Takashi,
> > >
> > > I have posted the second version of this driver on 6 December
> > > but it has still been waiting for moderator approval as it was
> > > to big (about 90KB).
> > Oh thats' bad. Possible to split and repost?
> I can repost it but a split would be very hard. I prepared a patch to
> just add a new driver inside alsa-kernel. The old one from the
> alsa-driver could be removed then. The diff between the new and
> the old driver is over 140KB - only headers are not changed much.
> > > Is there any chances to replace an old experimental driver
> > > in the alsa-driver package to this new one?
> > > A long term target is to remove old OSS driver for the card
> > > and use the new one for ALSA.
> > Sure, I didn't merge your patch just because it seems not much tested
> > (as I remembered in your patch description).
> I have tested audio (PCM) playback and recording (hence
> pcm format bugfixes). I have tested MIDI playback (through
> built in wavetable). I have not fixed more exotic features like
> digital output/input and external MIDI handling (no device
> to test). I think that the basic support (pcm playback/recording
> and midi playback) is enough to add the driver.
> > > The summary of major changes are:
> > > 1. New driver uses PnP framework
> > > 2. It uses MPU401 framework instead of raw midi (so less code)
> > > 3. It has fixed handling of 8-bit audio formats (bug in the old driver)
> > > 4. It has fixed audio capture formats (bug in the old driver)
> > > 5. It has fixed requesting shared memory region (bug in the old driver)
> > > 6. ioremap memory region once instead before each access (improvement)
> > > 7. Removed common module as it is very small (improvement)
> > > 8. Code conforms to the Linux kernel CS.
> > > 9. It is shorter by at list 10KB of source and few KB of binary.
> > > 10. Few smaller bugs fixed (e.g. digital output option in mixer).
> > >
> > > I tested this driver on a borrowed card. It has digital output add-on card.
> > > If anybody can tell me how to test a digital input/output (e.g. by using
> > > another sound card) I can do this as well.
> > As long as you tested, certainly it's fine to replace.
> > Or, we could disable only the old driver's Kconfig and put yours.
> Can I repost as a single patch?
Yes, please post.
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