diff options
Diffstat (limited to '')
| -rw-r--r-- | sound/firewire/motu/motu-protocol-v3.c | 321 |
1 files changed, 171 insertions, 150 deletions
diff --git a/sound/firewire/motu/motu-protocol-v3.c b/sound/firewire/motu/motu-protocol-v3.c index d1545e2b5caa..8a0426920a76 100644 --- a/sound/firewire/motu/motu-protocol-v3.c +++ b/sound/firewire/motu/motu-protocol-v3.c @@ -13,6 +13,13 @@ #define V3_CLOCK_RATE_MASK 0x0000ff00 #define V3_CLOCK_RATE_SHIFT 8 #define V3_CLOCK_SOURCE_MASK 0x000000ff +#define V3_CLOCK_SRC_INTERNAL 0x00 +#define V3_CLOCK_SRC_WORD_ON_BNC 0x01 +#define V3_CLOCK_SRC_SPH 0x02 +#define V3_CLOCK_SRC_AESEBU_ON_XLR 0x08 +#define V3_CLOCK_SRC_SPDIF_ON_COAX 0x10 +#define V3_CLOCK_SRC_OPT_IFACE_A 0x18 +#define V3_CLOCK_SRC_OPT_IFACE_B 0x19 #define V3_OPT_IFACE_MODE_OFFSET 0x0c94 #define V3_ENABLE_OPT_IN_IFACE_A 0x00000001 @@ -24,7 +31,11 @@ #define V3_NO_ADAT_OPT_OUT_IFACE_A 0x00040000 #define V3_NO_ADAT_OPT_OUT_IFACE_B 0x00400000 -static int v3_get_clock_rate(struct snd_motu *motu, unsigned int *rate) +#define V3_MSG_FLAG_CLK_CHANGED 0x00000002 +#define V3_CLK_WAIT_MSEC 4000 + +int snd_motu_protocol_v3_get_clock_rate(struct snd_motu *motu, + unsigned int *rate) { __be32 reg; u32 data; @@ -45,7 +56,8 @@ static int v3_get_clock_rate(struct snd_motu *motu, unsigned int *rate) return 0; } -static int v3_set_clock_rate(struct snd_motu *motu, unsigned int rate) +int snd_motu_protocol_v3_set_clock_rate(struct snd_motu *motu, + unsigned int rate) { __be32 reg; u32 data; @@ -77,63 +89,85 @@ static int v3_set_clock_rate(struct snd_motu *motu, unsigned int rate) return err; if (need_to_wait) { - /* Cost expensive. */ - if (msleep_interruptible(4000) > 0) - return -EINTR; + int result; + + motu->msg = 0; + result = wait_event_interruptible_timeout(motu->hwdep_wait, + motu->msg & V3_MSG_FLAG_CLK_CHANGED, + msecs_to_jiffies(V3_CLK_WAIT_MSEC)); + if (result < 0) + return result; + if (result == 0) + return -ETIMEDOUT; } return 0; } -static int v3_get_clock_source(struct snd_motu *motu, - enum snd_motu_clock_source *src) +int snd_motu_protocol_v3_get_clock_source(struct snd_motu *motu, + enum snd_motu_clock_source *src) { __be32 reg; u32 data; - unsigned int val; int err; err = snd_motu_transaction_read(motu, V3_CLOCK_STATUS_OFFSET, ®, sizeof(reg)); if (err < 0) return err; - data = be32_to_cpu(reg); + data = be32_to_cpu(reg) & V3_CLOCK_SOURCE_MASK; - val = data & V3_CLOCK_SOURCE_MASK; - if (val == 0x00) { + switch (data) { + case V3_CLOCK_SRC_INTERNAL: *src = SND_MOTU_CLOCK_SOURCE_INTERNAL; - } else if (val == 0x01) { + break; + case V3_CLOCK_SRC_WORD_ON_BNC: *src = SND_MOTU_CLOCK_SOURCE_WORD_ON_BNC; - } else if (val == 0x02) { + break; + case V3_CLOCK_SRC_SPH: *src = SND_MOTU_CLOCK_SOURCE_SPH; - } else if (val == 0x10) { + break; + case V3_CLOCK_SRC_AESEBU_ON_XLR: + *src = SND_MOTU_CLOCK_SOURCE_AESEBU_ON_XLR; + break; + case V3_CLOCK_SRC_SPDIF_ON_COAX: *src = SND_MOTU_CLOCK_SOURCE_SPDIF_ON_COAX; - } else if (val == 0x18 || val == 0x19) { - err = snd_motu_transaction_read(motu, V3_OPT_IFACE_MODE_OFFSET, - ®, sizeof(reg)); + break; + case V3_CLOCK_SRC_OPT_IFACE_A: + case V3_CLOCK_SRC_OPT_IFACE_B: + { + __be32 reg; + u32 options; + + err = snd_motu_transaction_read(motu, + V3_OPT_IFACE_MODE_OFFSET, ®, sizeof(reg)); if (err < 0) return err; - data = be32_to_cpu(reg); + options = be32_to_cpu(reg); - if (val == 0x18) { - if (data & V3_NO_ADAT_OPT_IN_IFACE_A) + if (data == V3_CLOCK_SRC_OPT_IFACE_A) { + if (options & V3_NO_ADAT_OPT_IN_IFACE_A) *src = SND_MOTU_CLOCK_SOURCE_SPDIF_ON_OPT_A; else *src = SND_MOTU_CLOCK_SOURCE_ADAT_ON_OPT_A; } else { - if (data & V3_NO_ADAT_OPT_IN_IFACE_B) + if (options & V3_NO_ADAT_OPT_IN_IFACE_B) *src = SND_MOTU_CLOCK_SOURCE_SPDIF_ON_OPT_B; else *src = SND_MOTU_CLOCK_SOURCE_ADAT_ON_OPT_B; } - } else { + break; + } + default: *src = SND_MOTU_CLOCK_SOURCE_UNKNOWN; + break; } return 0; } -static int v3_switch_fetching_mode(struct snd_motu *motu, bool enable) +int snd_motu_protocol_v3_switch_fetching_mode(struct snd_motu *motu, + bool enable) { __be32 reg; u32 data; @@ -155,162 +189,149 @@ static int v3_switch_fetching_mode(struct snd_motu *motu, bool enable) 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) +static int detect_packet_formats_with_opt_ifaces(struct snd_motu *motu, u32 data) { - unsigned char pcm_chunks[3] = {0, 0, 0}; - - formats->msg_chunks = 2; - - 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_SUPPORT_CLOCK_X4) - pcm_chunks[2] += 2; - } - - if (flags & SND_MOTU_SPEC_TX_RETURN_CHUNK) { - pcm_chunks[0] += 2; - pcm_chunks[1] += 2; - if (flags & SND_MOTU_SPEC_SUPPORT_CLOCK_X4) - pcm_chunks[2] += 2; - } - - if (flags & SND_MOTU_SPEC_TX_REVERB_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; + if (data & V3_ENABLE_OPT_IN_IFACE_A) { + if (data & V3_NO_ADAT_OPT_IN_IFACE_A) { + motu->tx_packet_formats.pcm_chunks[0] += 4; + motu->tx_packet_formats.pcm_chunks[1] += 4; + } else { + motu->tx_packet_formats.pcm_chunks[0] += 8; + motu->tx_packet_formats.pcm_chunks[1] += 4; } - - // Packets to v3 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; + if (data & V3_ENABLE_OPT_IN_IFACE_B) { + if (data & V3_NO_ADAT_OPT_IN_IFACE_B) { + motu->tx_packet_formats.pcm_chunks[0] += 4; + motu->tx_packet_formats.pcm_chunks[1] += 4; + } else { + motu->tx_packet_formats.pcm_chunks[0] += 8; + motu->tx_packet_formats.pcm_chunks[1] += 4; + } } - /* - * At least, packets have two data chunks for S/PDIF on coaxial - * interface. - */ - pcm_chunks[0] += 2; - pcm_chunks[1] += 2; - - /* - * Fixed part consists of PCM chunks multiple of 4, with msg chunks. As - * a result, this part can includes empty data chunks. - */ - formats->fixed_part_pcm_chunks[0] = round_up(2 + pcm_chunks[0], 4) - 2; - formats->fixed_part_pcm_chunks[1] = round_up(2 + pcm_chunks[1], 4) - 2; - if (flags & SND_MOTU_SPEC_SUPPORT_CLOCK_X4) - formats->fixed_part_pcm_chunks[2] = - round_up(2 + pcm_chunks[2], 4) - 2; -} - -static void calculate_differed_part(struct snd_motu_packet_format *formats, - enum snd_motu_spec_flags flags, u32 data, - u32 a_enable_mask, u32 a_no_adat_mask, - u32 b_enable_mask, u32 b_no_adat_mask) -{ - unsigned char pcm_chunks[3] = {0, 0, 0}; - int i; - - if ((flags & SND_MOTU_SPEC_HAS_OPT_IFACE_A) && (data & a_enable_mask)) { - if (data & a_no_adat_mask) { - /* - * Additional two data chunks for S/PDIF on optical - * interface A. This includes empty data chunks. - */ - pcm_chunks[0] += 4; - pcm_chunks[1] += 4; + if (data & V3_ENABLE_OPT_OUT_IFACE_A) { + if (data & V3_NO_ADAT_OPT_OUT_IFACE_A) { + motu->rx_packet_formats.pcm_chunks[0] += 4; + motu->rx_packet_formats.pcm_chunks[1] += 4; } else { - /* - * Additional data chunks for ADAT on optical interface - * A. - */ - pcm_chunks[0] += 8; - pcm_chunks[1] += 4; + motu->rx_packet_formats.pcm_chunks[0] += 8; + motu->rx_packet_formats.pcm_chunks[1] += 4; } } - if ((flags & SND_MOTU_SPEC_HAS_OPT_IFACE_B) && (data & b_enable_mask)) { - if (data & b_no_adat_mask) { - /* - * Additional two data chunks for S/PDIF on optical - * interface B. This includes empty data chunks. - */ - pcm_chunks[0] += 4; - pcm_chunks[1] += 4; + if (data & V3_ENABLE_OPT_OUT_IFACE_B) { + if (data & V3_NO_ADAT_OPT_OUT_IFACE_B) { + motu->rx_packet_formats.pcm_chunks[0] += 4; + motu->rx_packet_formats.pcm_chunks[1] += 4; } else { - /* - * Additional data chunks for ADAT on optical interface - * B. - */ - pcm_chunks[0] += 8; - pcm_chunks[1] += 4; + motu->rx_packet_formats.pcm_chunks[0] += 8; + motu->rx_packet_formats.pcm_chunks[1] += 4; } } - for (i = 0; i < 3; ++i) { - if (pcm_chunks[i] > 0) - pcm_chunks[i] = round_up(pcm_chunks[i], 4); - - formats->differed_part_pcm_chunks[i] = pcm_chunks[i]; - } + return 0; } -static int v3_cache_packet_formats(struct snd_motu *motu) +int snd_motu_protocol_v3_cache_packet_formats(struct snd_motu *motu) { __be32 reg; u32 data; int err; + motu->tx_packet_formats.pcm_byte_offset = 10; + motu->rx_packet_formats.pcm_byte_offset = 10; + + motu->tx_packet_formats.msg_chunks = 2; + motu->rx_packet_formats.msg_chunks = 2; + err = snd_motu_transaction_read(motu, V3_OPT_IFACE_MODE_OFFSET, ®, sizeof(reg)); if (err < 0) 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, - V3_ENABLE_OPT_IN_IFACE_A, V3_NO_ADAT_OPT_IN_IFACE_A, - V3_ENABLE_OPT_IN_IFACE_B, V3_NO_ADAT_OPT_IN_IFACE_B); + memcpy(motu->tx_packet_formats.pcm_chunks, + motu->spec->tx_fixed_pcm_chunks, + sizeof(motu->tx_packet_formats.pcm_chunks)); + memcpy(motu->rx_packet_formats.pcm_chunks, + motu->spec->rx_fixed_pcm_chunks, + sizeof(motu->rx_packet_formats.pcm_chunks)); + + if (motu->spec == &snd_motu_spec_828mk3_fw || + motu->spec == &snd_motu_spec_828mk3_hybrid || + motu->spec == &snd_motu_spec_traveler_mk3 || + motu->spec == &snd_motu_spec_track16) + return detect_packet_formats_with_opt_ifaces(motu, data); + else + return 0; +} - 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, - V3_ENABLE_OPT_OUT_IFACE_A, V3_NO_ADAT_OPT_OUT_IFACE_A, - V3_ENABLE_OPT_OUT_IFACE_B, V3_NO_ADAT_OPT_OUT_IFACE_B); +const struct snd_motu_spec snd_motu_spec_828mk3_fw = { + .name = "828mk3", + .protocol_version = SND_MOTU_PROTOCOL_V3, + .flags = SND_MOTU_SPEC_RX_MIDI_3RD_Q | + SND_MOTU_SPEC_TX_MIDI_3RD_Q | + SND_MOTU_SPEC_COMMAND_DSP, + .tx_fixed_pcm_chunks = {18, 18, 14}, + .rx_fixed_pcm_chunks = {14, 14, 10}, +}; - motu->tx_packet_formats.pcm_byte_offset = 10; - motu->rx_packet_formats.pcm_byte_offset = 10; +const struct snd_motu_spec snd_motu_spec_828mk3_hybrid = { + .name = "828mk3", + .protocol_version = SND_MOTU_PROTOCOL_V3, + .flags = SND_MOTU_SPEC_RX_MIDI_3RD_Q | + SND_MOTU_SPEC_TX_MIDI_3RD_Q | + SND_MOTU_SPEC_COMMAND_DSP, + .tx_fixed_pcm_chunks = {18, 18, 14}, + .rx_fixed_pcm_chunks = {14, 14, 14}, // Additional 4 dummy chunks at higher rate. +}; - return 0; -} +const struct snd_motu_spec snd_motu_spec_traveler_mk3 = { + .name = "TravelerMk3", + .protocol_version = SND_MOTU_PROTOCOL_V3, + .flags = SND_MOTU_SPEC_RX_MIDI_3RD_Q | + SND_MOTU_SPEC_TX_MIDI_3RD_Q | + SND_MOTU_SPEC_COMMAND_DSP, + .tx_fixed_pcm_chunks = {18, 14, 10}, + .rx_fixed_pcm_chunks = {14, 14, 10}, +}; + +const struct snd_motu_spec snd_motu_spec_ultralite_mk3 = { + .name = "UltraLiteMk3", + .protocol_version = SND_MOTU_PROTOCOL_V3, + .flags = SND_MOTU_SPEC_RX_MIDI_3RD_Q | + SND_MOTU_SPEC_TX_MIDI_3RD_Q | + SND_MOTU_SPEC_COMMAND_DSP, + .tx_fixed_pcm_chunks = {18, 14, 10}, + .rx_fixed_pcm_chunks = {14, 14, 14}, +}; + +const struct snd_motu_spec snd_motu_spec_audio_express = { + .name = "AudioExpress", + .protocol_version = SND_MOTU_PROTOCOL_V3, + .flags = SND_MOTU_SPEC_RX_MIDI_2ND_Q | + SND_MOTU_SPEC_TX_MIDI_3RD_Q | + SND_MOTU_SPEC_REGISTER_DSP, + .tx_fixed_pcm_chunks = {10, 10, 0}, + .rx_fixed_pcm_chunks = {10, 10, 0}, +}; + +const struct snd_motu_spec snd_motu_spec_track16 = { + .name = "Track16", + .protocol_version = SND_MOTU_PROTOCOL_V3, + .flags = SND_MOTU_SPEC_RX_MIDI_3RD_Q | + SND_MOTU_SPEC_TX_MIDI_3RD_Q | + SND_MOTU_SPEC_COMMAND_DSP, + .tx_fixed_pcm_chunks = {14, 14, 14}, + .rx_fixed_pcm_chunks = {6, 6, 6}, +}; -const struct snd_motu_protocol snd_motu_protocol_v3 = { - .get_clock_rate = v3_get_clock_rate, - .set_clock_rate = v3_set_clock_rate, - .get_clock_source = v3_get_clock_source, - .switch_fetching_mode = v3_switch_fetching_mode, - .cache_packet_formats = v3_cache_packet_formats, +const struct snd_motu_spec snd_motu_spec_4pre = { + .name = "4pre", + .protocol_version = SND_MOTU_PROTOCOL_V3, + .flags = SND_MOTU_SPEC_REGISTER_DSP, + .tx_fixed_pcm_chunks = {10, 10, 0}, + .rx_fixed_pcm_chunks = {10, 10, 0}, }; |