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ALSA: firewire-tascam: pick up data of state from tx isochronous pakcets
authorTakashi Sakamoto <o-takashi@sakamocchi.jp>
Fri, 23 Nov 2018 04:13:03 +0000 (13:13 +0900)
committerTakashi Iwai <tiwai@suse.de>
Fri, 23 Nov 2018 14:31:08 +0000 (15:31 +0100)
commit33b2e1442aeaacabb4e29f8adb31469e87599b16
tree21e65c35bffdf823c29dcd81ade13860d27631aatree | snapshot
parentc12faa2bc56cb1e7a12b49f0b3a935c0c64fd0b4commit | diff
ALSA: firewire-tascam: pick up data of state from tx isochronous pakcets

Units of TASCAM FireWire series multiplex PCM frames and state of
control surface into the same tx isochronous packets. One isochronous
packet includes a part of the state in a quadlet data. An image of the
state consists of 64 quadlet data.

This commit demultiplexes the state from tx isochronous packets.

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.h diff | blob | history
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