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ALSA: firewire-tascam: notify events of change of state for userspace applications
authorTakashi Sakamoto <o-takashi@sakamocchi.jp>
Fri, 23 Nov 2018 04:13:07 +0000 (13:13 +0900)
committerTakashi Iwai <tiwai@suse.de>
Fri, 23 Nov 2018 14:31:15 +0000 (15:31 +0100)
commita8c0d13267a4151b2ff124cde6331ec28ed0d55e
treefa16772e9c438408d90c4239b7cfe3be4cc67c04tree | snapshot
parentafb8e2daa031b39900488515a73c0998491ac4b8commit | diff
ALSA: firewire-tascam: notify events of change of state for userspace applications

In former commits, ALSA firewire-tascam driver queues events to notify
change of state of control surface to userspace via ALSA hwdep
interface.

This commit implements actual notification of the events. The events are
not governed by real time, thus no need to care underrun.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
include/uapi/sound/firewire.h diff | blob | history
sound/firewire/tascam/amdtp-tascam.c diff | blob | history
sound/firewire/tascam/tascam-hwdep.c diff | blob | history
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