diff options
Diffstat (limited to 'sound/firewire/motu/motu-protocol-v2.c')
| -rw-r--r-- | sound/firewire/motu/motu-protocol-v2.c | 127 |
1 files changed, 5 insertions, 122 deletions
diff --git a/sound/firewire/motu/motu-protocol-v2.c b/sound/firewire/motu/motu-protocol-v2.c index 2ed800ccf6a2..1bdc905e8e22 100644 --- a/sound/firewire/motu/motu-protocol-v2.c +++ b/sound/firewire/motu/motu-protocol-v2.c @@ -186,86 +186,6 @@ int snd_motu_protocol_v2_switch_fetching_mode(struct snd_motu *motu, sizeof(reg)); } -static void calculate_fixed_part(struct snd_motu_packet_format *formats, - enum amdtp_stream_direction dir, - enum snd_motu_spec_flags flags, - unsigned char analog_ports) -{ - unsigned char pcm_chunks[3] = {0, 0, 0}; - - pcm_chunks[0] = analog_ports; - pcm_chunks[1] = analog_ports; - if (flags & SND_MOTU_SPEC_SUPPORT_CLOCK_X4) - pcm_chunks[2] = analog_ports; - - if (dir == AMDTP_IN_STREAM) { - if (flags & SND_MOTU_SPEC_TX_MICINST_CHUNK) { - pcm_chunks[0] += 2; - pcm_chunks[1] += 2; - } - if (flags & SND_MOTU_SPEC_TX_RETURN_CHUNK) { - pcm_chunks[0] += 2; - pcm_chunks[1] += 2; - } - } else { - if (flags & SND_MOTU_SPEC_RX_SEPARATED_MAIN) { - pcm_chunks[0] += 2; - pcm_chunks[1] += 2; - } - - // Packets to v2 units include 2 chunks for phone 1/2, except - // for 176.4/192.0 kHz. - pcm_chunks[0] += 2; - pcm_chunks[1] += 2; - } - - if (flags & SND_MOTU_SPEC_HAS_AESEBU_IFACE) { - pcm_chunks[0] += 2; - pcm_chunks[1] += 2; - } - - /* - * All of v2 models have a pair of coaxial interfaces for digital in/out - * port. At 44.1/48.0/88.2/96.0 kHz, packets includes PCM from these - * ports. - */ - pcm_chunks[0] += 2; - pcm_chunks[1] += 2; - - formats->fixed_part_pcm_chunks[0] = pcm_chunks[0]; - formats->fixed_part_pcm_chunks[1] = pcm_chunks[1]; - formats->fixed_part_pcm_chunks[2] = pcm_chunks[2]; -} - -static void calculate_differed_part(struct snd_motu_packet_format *formats, - enum snd_motu_spec_flags flags, - u32 data, u32 mask, u32 shift) -{ - unsigned char pcm_chunks[2] = {0, 0}; - - /* - * When optical interfaces are configured for S/PDIF (TOSLINK), - * the above PCM frames come from them, instead of coaxial - * interfaces. - */ - data = (data & mask) >> shift; - if (data == V2_OPT_IFACE_MODE_ADAT) { - if (flags & SND_MOTU_SPEC_HAS_OPT_IFACE_A) { - pcm_chunks[0] += 8; - pcm_chunks[1] += 4; - } - // 8pre has two sets of optical interface and doesn't reduce - // chunks for ADAT signals. - if (flags & SND_MOTU_SPEC_HAS_OPT_IFACE_B) { - pcm_chunks[1] += 4; - } - } - - /* At mode x4, no data chunks are supported in this part. */ - formats->differed_part_pcm_chunks[0] = pcm_chunks[0]; - formats->differed_part_pcm_chunks[1] = pcm_chunks[1]; -} - static int detect_packet_formats_828mk2(struct snd_motu *motu, u32 data) { if (((data & V2_OPT_IN_IFACE_MASK) >> V2_OPT_IN_IFACE_SHIFT) == @@ -335,16 +255,6 @@ int snd_motu_protocol_v2_cache_packet_formats(struct snd_motu *motu) return err; data = be32_to_cpu(reg); - calculate_fixed_part(&motu->tx_packet_formats, AMDTP_IN_STREAM, - motu->spec->flags, motu->spec->analog_in_ports); - calculate_differed_part(&motu->tx_packet_formats, motu->spec->flags, - data, V2_OPT_IN_IFACE_MASK, V2_OPT_IN_IFACE_SHIFT); - - calculate_fixed_part(&motu->rx_packet_formats, AMDTP_OUT_STREAM, - motu->spec->flags, motu->spec->analog_out_ports); - calculate_differed_part(&motu->rx_packet_formats, motu->spec->flags, - data, V2_OPT_OUT_IFACE_MASK, V2_OPT_OUT_IFACE_SHIFT); - memcpy(motu->tx_packet_formats.pcm_chunks, motu->spec->tx_fixed_pcm_chunks, sizeof(motu->tx_packet_formats.pcm_chunks)); @@ -365,62 +275,35 @@ int snd_motu_protocol_v2_cache_packet_formats(struct snd_motu *motu) const struct snd_motu_spec snd_motu_spec_828mk2 = { .name = "828mk2", .protocol_version = SND_MOTU_PROTOCOL_V2, - .flags = SND_MOTU_SPEC_SUPPORT_CLOCK_X2 | - SND_MOTU_SPEC_TX_MICINST_CHUNK | - SND_MOTU_SPEC_TX_RETURN_CHUNK | - SND_MOTU_SPEC_RX_SEPARATED_MAIN | - SND_MOTU_SPEC_HAS_OPT_IFACE_A | - SND_MOTU_SPEC_RX_MIDI_2ND_Q | + .flags = SND_MOTU_SPEC_RX_MIDI_2ND_Q | SND_MOTU_SPEC_TX_MIDI_2ND_Q, .tx_fixed_pcm_chunks = {14, 14, 0}, .rx_fixed_pcm_chunks = {14, 14, 0}, - .analog_in_ports = 8, - .analog_out_ports = 8, }; const struct snd_motu_spec snd_motu_spec_traveler = { .name = "Traveler", .protocol_version = SND_MOTU_PROTOCOL_V2, - .flags = SND_MOTU_SPEC_SUPPORT_CLOCK_X2 | - SND_MOTU_SPEC_SUPPORT_CLOCK_X4 | - SND_MOTU_SPEC_TX_RETURN_CHUNK | - SND_MOTU_SPEC_HAS_AESEBU_IFACE | - SND_MOTU_SPEC_HAS_OPT_IFACE_A | - SND_MOTU_SPEC_RX_MIDI_2ND_Q | + .flags = SND_MOTU_SPEC_RX_MIDI_2ND_Q | SND_MOTU_SPEC_TX_MIDI_2ND_Q, .tx_fixed_pcm_chunks = {14, 14, 8}, .rx_fixed_pcm_chunks = {14, 14, 8}, - .analog_in_ports = 8, - .analog_out_ports = 8, }; const struct snd_motu_spec snd_motu_spec_ultralite = { .name = "UltraLite", .protocol_version = SND_MOTU_PROTOCOL_V2, - .flags = SND_MOTU_SPEC_SUPPORT_CLOCK_X2 | - SND_MOTU_SPEC_TX_MICINST_CHUNK | // padding. - SND_MOTU_SPEC_TX_RETURN_CHUNK | - SND_MOTU_SPEC_RX_MIDI_2ND_Q | - SND_MOTU_SPEC_TX_MIDI_2ND_Q | - SND_MOTU_SPEC_RX_SEPARATED_MAIN, + .flags = SND_MOTU_SPEC_RX_MIDI_2ND_Q | + SND_MOTU_SPEC_TX_MIDI_2ND_Q, .tx_fixed_pcm_chunks = {14, 14, 0}, .rx_fixed_pcm_chunks = {14, 14, 0}, - .analog_in_ports = 8, - .analog_out_ports = 8, }; const struct snd_motu_spec snd_motu_spec_8pre = { .name = "8pre", .protocol_version = SND_MOTU_PROTOCOL_V2, - // In tx, use coax chunks for mix-return 1/2. In rx, use coax chunks for - // dummy 1/2. - .flags = SND_MOTU_SPEC_SUPPORT_CLOCK_X2 | - SND_MOTU_SPEC_HAS_OPT_IFACE_A | - SND_MOTU_SPEC_HAS_OPT_IFACE_B | - SND_MOTU_SPEC_RX_MIDI_2ND_Q | + .flags = SND_MOTU_SPEC_RX_MIDI_2ND_Q | SND_MOTU_SPEC_TX_MIDI_2ND_Q, .tx_fixed_pcm_chunks = {10, 6, 0}, .rx_fixed_pcm_chunks = {10, 6, 0}, - .analog_in_ports = 8, - .analog_out_ports = 2, }; |