diff options
Diffstat (limited to 'sound/firewire/motu/motu-protocol-v3.c')
| -rw-r--r-- | sound/firewire/motu/motu-protocol-v3.c | 92 |
1 files changed, 36 insertions, 56 deletions
diff --git a/sound/firewire/motu/motu-protocol-v3.c b/sound/firewire/motu/motu-protocol-v3.c index 4e6b0e449ee4..56e4504e7ec9 100644 --- a/sound/firewire/motu/motu-protocol-v3.c +++ b/sound/firewire/motu/motu-protocol-v3.c @@ -13,6 +13,12 @@ #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_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 @@ -97,28 +103,37 @@ int snd_motu_protocol_v3_set_clock_rate(struct snd_motu *motu, return 0; } -static int detect_clock_source_828mk3(struct snd_motu *motu, u32 data, - 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; + int err; + + err = snd_motu_transaction_read(motu, V3_CLOCK_STATUS_OFFSET, ®, + sizeof(reg)); + if (err < 0) + return err; + data = be32_to_cpu(reg) & V3_CLOCK_SOURCE_MASK; + switch (data) { - case 0x00: + case V3_CLOCK_SRC_INTERNAL: *src = SND_MOTU_CLOCK_SOURCE_INTERNAL; break; - case 0x01: + case V3_CLOCK_SRC_WORD_ON_BNC: *src = SND_MOTU_CLOCK_SOURCE_WORD_ON_BNC; break; - case 0x02: + case V3_CLOCK_SRC_SPH: *src = SND_MOTU_CLOCK_SOURCE_SPH; break; - case 0x10: + case V3_CLOCK_SRC_SPDIF_ON_COAX: *src = SND_MOTU_CLOCK_SOURCE_SPDIF_ON_COAX; break; - case 0x18: - case 0x19: + case V3_CLOCK_SRC_OPT_IFACE_A: + case V3_CLOCK_SRC_OPT_IFACE_B: { __be32 reg; u32 options; - int err; err = snd_motu_transaction_read(motu, V3_OPT_IFACE_MODE_OFFSET, ®, sizeof(reg)); @@ -126,7 +141,7 @@ static int detect_clock_source_828mk3(struct snd_motu *motu, u32 data, return err; options = be32_to_cpu(reg); - if (data == 0x18) { + 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 @@ -137,7 +152,6 @@ static int detect_clock_source_828mk3(struct snd_motu *motu, u32 data, else *src = SND_MOTU_CLOCK_SOURCE_ADAT_ON_OPT_B; } - break; } default: @@ -148,49 +162,6 @@ static int detect_clock_source_828mk3(struct snd_motu *motu, u32 data, return 0; } -static int v3_detect_clock_source(struct snd_motu *motu, u32 data, - enum snd_motu_clock_source *src) -{ - switch (data) { - case 0x00: - *src = SND_MOTU_CLOCK_SOURCE_INTERNAL; - break; - case 0x01: - *src = SND_MOTU_CLOCK_SOURCE_WORD_ON_BNC; - break; - case 0x02: - *src = SND_MOTU_CLOCK_SOURCE_SPH; - break; - case 0x10: - *src = SND_MOTU_CLOCK_SOURCE_SPDIF_ON_COAX; - break; - default: - *src = SND_MOTU_CLOCK_SOURCE_UNKNOWN; - break; - } - - return 0; -} - -int snd_motu_protocol_v3_get_clock_source(struct snd_motu *motu, - enum snd_motu_clock_source *src) -{ - __be32 reg; - u32 data; - int err; - - err = snd_motu_transaction_read(motu, V3_CLOCK_STATUS_OFFSET, ®, - sizeof(reg)); - if (err < 0) - return err; - data = be32_to_cpu(reg) & V3_CLOCK_SOURCE_MASK; - - if (motu->spec == &snd_motu_spec_828mk3) - return detect_clock_source_828mk3(motu, data, src); - else - return v3_detect_clock_source(motu, data, src); -} - int snd_motu_protocol_v3_switch_fetching_mode(struct snd_motu *motu, bool enable) { @@ -284,14 +255,14 @@ int snd_motu_protocol_v3_cache_packet_formats(struct snd_motu *motu) motu->spec->rx_fixed_pcm_chunks, sizeof(motu->rx_packet_formats.pcm_chunks)); - if (motu->spec == &snd_motu_spec_828mk3) + if (motu->spec == &snd_motu_spec_828mk3_fw || motu->spec == &snd_motu_spec_828mk3_hybrid) return detect_packet_formats_828mk3(motu, data); else return 0; } -const struct snd_motu_spec snd_motu_spec_828mk3 = { +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 | @@ -300,6 +271,15 @@ const struct snd_motu_spec snd_motu_spec_828mk3 = { .rx_fixed_pcm_chunks = {14, 14, 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, + .tx_fixed_pcm_chunks = {18, 18, 14}, + .rx_fixed_pcm_chunks = {14, 14, 14}, // Additional 4 dummy chunks at higher rate. +}; + const struct snd_motu_spec snd_motu_spec_ultralite_mk3 = { .name = "UltraLiteMk3", .protocol_version = SND_MOTU_PROTOCOL_V3, |