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ALSA: xen-front: Introduce Xen para-virtualized sound frontend driver
Introduce skeleton of the para-virtualized Xen sound frontend driver. Initial handling for Xen bus states: implement Xen bus state machine for the frontend driver according to the state diagram and recovery flow from sound para-virtualized protocol: xen/interface/io/sndif.h. Signed-off-by: Oleksandr Andrushchenko <[email protected]> Reviewed-by: Juergen Gross <[email protected]> Signed-off-by: Takashi Iwai <[email protected]>
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6 changed files with 232 additions and 1 deletions
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@ -5,7 +5,7 @@
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obj-$(CONFIG_SOUND) += soundcore.o
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obj-$(CONFIG_DMASOUND) += oss/dmasound/
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obj-$(CONFIG_SND) += core/ i2c/ drivers/ isa/ pci/ ppc/ arm/ sh/ synth/ usb/ \
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firewire/ sparc/ spi/ parisc/ pcmcia/ mips/ soc/ atmel/ hda/ x86/
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firewire/ sparc/ spi/ parisc/ pcmcia/ mips/ soc/ atmel/ hda/ x86/ xen/
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obj-$(CONFIG_SND_AOA) += aoa/
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# This one must be compilable even if sound is configured out
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