diff options
Diffstat (limited to 'sound/firewire/motu')
| -rw-r--r-- | sound/firewire/motu/motu-register-dsp-message-parser.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/sound/firewire/motu/motu-register-dsp-message-parser.c b/sound/firewire/motu/motu-register-dsp-message-parser.c index fe804615294c..6df40e5ee9db 100644 --- a/sound/firewire/motu/motu-register-dsp-message-parser.c +++ b/sound/firewire/motu/motu-register-dsp-message-parser.c @@ -82,6 +82,11 @@ struct msg_parser { spinlock_t lock; struct snd_firewire_motu_register_dsp_meter meter; bool meter_pos_quirk; + + struct snd_firewire_motu_register_dsp_parameter param; + u8 prev_mixer_src_type; + u8 mixer_ch; + u8 mixer_src_ch; }; int snd_motu_register_dsp_message_parser_new(struct snd_motu *motu) @@ -99,6 +104,12 @@ int snd_motu_register_dsp_message_parser_new(struct snd_motu *motu) int snd_motu_register_dsp_message_parser_init(struct snd_motu *motu) { + struct msg_parser *parser = motu->message_parser; + + parser->prev_mixer_src_type = INVALID; + parser->mixer_ch = 0xff; + parser->mixer_src_ch = 0xff; + return 0; } @@ -126,6 +137,59 @@ void snd_motu_register_dsp_message_parser_parse(struct snd_motu *motu, const str buffer += data_block_quadlets; switch (msg_type) { + case MIXER_SELECT: + { + u8 mixer_ch = val / 0x20; + if (mixer_ch < SNDRV_FIREWIRE_MOTU_REGISTER_DSP_MIXER_COUNT) { + parser->mixer_src_ch = 0; + parser->mixer_ch = mixer_ch; + } + break; + } + case MIXER_SRC_GAIN: + case MIXER_SRC_PAN: + case MIXER_SRC_FLAG: + case MIXER_SRC_PAIRED_BALANCE: + case MIXER_SRC_PAIRED_WIDTH: + { + struct snd_firewire_motu_register_dsp_parameter *param = &parser->param; + u8 mixer_ch = parser->mixer_ch; + u8 mixer_src_ch = parser->mixer_src_ch; + + if (msg_type != parser->prev_mixer_src_type) + mixer_src_ch = 0; + else + ++mixer_src_ch; + parser->prev_mixer_src_type = msg_type; + + if (mixer_ch < SNDRV_FIREWIRE_MOTU_REGISTER_DSP_MIXER_COUNT && + mixer_src_ch < SNDRV_FIREWIRE_MOTU_REGISTER_DSP_MIXER_SRC_COUNT) { + u8 mixer_ch = parser->mixer_ch; + + switch (msg_type) { + case MIXER_SRC_GAIN: + param->mixer.source[mixer_ch].gain[mixer_src_ch] = val; + break; + case MIXER_SRC_PAN: + param->mixer.source[mixer_ch].pan[mixer_src_ch] = val; + break; + case MIXER_SRC_FLAG: + param->mixer.source[mixer_ch].flag[mixer_src_ch] = val; + break; + case MIXER_SRC_PAIRED_BALANCE: + param->mixer.source[mixer_ch].paired_balance[mixer_src_ch] = val; + break; + case MIXER_SRC_PAIRED_WIDTH: + param->mixer.source[mixer_ch].paired_width[mixer_src_ch] = val; + break; + default: + break; + } + + parser->mixer_src_ch = mixer_src_ch; + } + break; + } case METER: { u8 pos; |