diff options
Diffstat (limited to 'sound/firewire/motu/motu-protocol-v3.c')
| -rw-r--r-- | sound/firewire/motu/motu-protocol-v3.c | 59 |
1 files changed, 12 insertions, 47 deletions
diff --git a/sound/firewire/motu/motu-protocol-v3.c b/sound/firewire/motu/motu-protocol-v3.c index 77e61e89770b..ab113651107b 100644 --- a/sound/firewire/motu/motu-protocol-v3.c +++ b/sound/firewire/motu/motu-protocol-v3.c @@ -97,9 +97,19 @@ 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: *src = SND_MOTU_CLOCK_SOURCE_INTERNAL; @@ -118,7 +128,6 @@ static int detect_clock_source_828mk3(struct snd_motu *motu, u32 data, { __be32 reg; u32 options; - int err; err = snd_motu_transaction_read(motu, V3_OPT_IFACE_MODE_OFFSET, ®, sizeof(reg)); @@ -137,7 +146,6 @@ 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 +156,6 @@ 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_fw || motu->spec == &snd_motu_spec_828mk3_hybrid) - 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) { |