]> git.baikalelectronics.ru Git - kernel.git/commit
ALSA: firewire-motu: parse messages for mixer source parameters in register-DSP model
authorTakashi Sakamoto <o-takashi@sakamocchi.jp>
Fri, 15 Oct 2021 08:08:19 +0000 (17:08 +0900)
committerTakashi Iwai <tiwai@suse.de>
Fri, 15 Oct 2021 15:52:11 +0000 (17:52 +0200)
commitec28dfb02f69c07025dbf76187437b3e7c9c2c8e
tree9916874e94accbd9ffda65f77516462e2499f4c0
parent71099442a3fce6936d7074e8f577c70f33896e62
ALSA: firewire-motu: parse messages for mixer source parameters in register-DSP model

In register DSP models, current parameters of DSP are always reported by
messages in isochronous packet. When user operates hardware component such
as rotary knob, corresponding message is changed.

This commit parses the message and cache current parameters of mixer
source function, commonly available for all of register DSP models.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20211015080826.34847-5-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Iwai <tiwai@suse.de>
include/uapi/sound/firewire.h
sound/firewire/motu/motu-register-dsp-message-parser.c