The usage and comments make it clear values of 1/0 were intended
rather than -1/0

Noticed by sparse:
sound/pci/pcxhr/pcxhr.h:100:20: error: dubious one-bit signed bitfield
sound/pci/pcxhr/pcxhr.h:101:22: error: dubious one-bit signed bitfield
sound/pci/pcxhr/pcxhr.h:102:24: error: dubious one-bit signed bitfield
sound/pci/pcxhr/pcxhr.h:103:21: error: dubious one-bit signed bitfield
sound/pci/pcxhr/pcxhr.h:104:25: error: dubious one-bit signed bitfield
sound/pci/pcxhr/pcxhr.h:105:20: error: dubious one-bit signed bitfield
Signed-off-by: NHarvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>

- add support for gpio ports (2 GPI, 2 GPO) of pcxhr stereo cards
- minor bugfixes : allow setting clock to internal by the mixer
                   even if there is no stream (but monitoring)
Signed-off-by: NMarkus Bollinger <bollinger@digigram.com>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>

- Add support for pcxhr stereo cards
- minor bugfixes : period and buffer size consraints
- fix PLL register values
- do some clean up
Signed-off-by: NMarkus Bollinger <bollinger@digigram.com>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>

Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: NIngo Molnar <mingo@elte.hu>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>

Modules: Documentation,PCI drivers,Digigram PCXHR driver

Add Digigram PCXHR driver.
Signed-off-by: NTakashi Iwai <tiwai@suse.de>