diff options
| -rw-r--r-- | sound/firewire/motu/Makefile | 3 | ||||
| -rw-r--r-- | sound/firewire/motu/motu-proc.c | 118 | ||||
| -rw-r--r-- | sound/firewire/motu/motu.c | 2 | ||||
| -rw-r--r-- | sound/firewire/motu/motu.h | 3 |
4 files changed, 125 insertions, 1 deletions
diff --git a/sound/firewire/motu/Makefile b/sound/firewire/motu/Makefile index 504a4f9dea6d..0eccbe215f5e 100644 --- a/sound/firewire/motu/Makefile +++ b/sound/firewire/motu/Makefile @@ -1,2 +1,3 @@ -snd-firewire-motu-objs := motu.o amdtp-motu.o motu-transaction.o motu-stream.o +snd-firewire-motu-objs := motu.o amdtp-motu.o motu-transaction.o motu-stream.o \ + motu-proc.o obj-$(CONFIG_SND_FIREWIRE_MOTU) += snd-firewire-motu.o diff --git a/sound/firewire/motu/motu-proc.c b/sound/firewire/motu/motu-proc.c new file mode 100644 index 000000000000..4edc064999ed --- /dev/null +++ b/sound/firewire/motu/motu-proc.c @@ -0,0 +1,118 @@ +/* + * motu-proc.c - a part of driver for MOTU FireWire series + * + * Copyright (c) 2015-2017 Takashi Sakamoto <o-takashi@sakamocchi.jp> + * + * Licensed under the terms of the GNU General Public License, version 2. + */ + +#include "./motu.h" + +static const char *const clock_names[] = { + [SND_MOTU_CLOCK_SOURCE_INTERNAL] = "Internal", + [SND_MOTU_CLOCK_SOURCE_ADAT_ON_DSUB] = "ADAT on Dsub-9pin interface", + [SND_MOTU_CLOCK_SOURCE_ADAT_ON_OPT] = "ADAT on optical interface", + [SND_MOTU_CLOCK_SOURCE_ADAT_ON_OPT_A] = "ADAT on optical interface A", + [SND_MOTU_CLOCK_SOURCE_ADAT_ON_OPT_B] = "ADAT on optical interface B", + [SND_MOTU_CLOCK_SOURCE_SPDIF_ON_OPT] = "S/PDIF on optical interface", + [SND_MOTU_CLOCK_SOURCE_SPDIF_ON_OPT_A] = "S/PDIF on optical interface A", + [SND_MOTU_CLOCK_SOURCE_SPDIF_ON_OPT_B] = "S/PDIF on optical interface B", + [SND_MOTU_CLOCK_SOURCE_SPDIF_ON_COAX] = "S/PCIF on coaxial interface", + [SND_MOTU_CLOCK_SOURCE_AESEBU_ON_XLR] = "AESEBU on XLR interface", + [SND_MOTU_CLOCK_SOURCE_WORD_ON_BNC] = "Word clock on BNC interface", +}; + +static void proc_read_clock(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + + struct snd_motu *motu = entry->private_data; + const struct snd_motu_protocol *const protocol = motu->spec->protocol; + unsigned int rate; + enum snd_motu_clock_source source; + + if (protocol->get_clock_rate(motu, &rate) < 0) + return; + if (protocol->get_clock_source(motu, &source) < 0) + return; + + snd_iprintf(buffer, "Rate:\t%d\n", rate); + snd_iprintf(buffer, "Source:\t%s\n", clock_names[source]); +} + +static void proc_read_format(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + struct snd_motu *motu = entry->private_data; + const struct snd_motu_protocol *const protocol = motu->spec->protocol; + unsigned int mode; + struct snd_motu_packet_format *formats; + int i; + + if (protocol->cache_packet_formats(motu) < 0) + return; + + snd_iprintf(buffer, "tx:\tmsg\tfixed\tdiffered\n"); + for (i = 0; i < SND_MOTU_CLOCK_RATE_COUNT; ++i) { + mode = i >> 1; + + formats = &motu->tx_packet_formats; + snd_iprintf(buffer, + "%u:\t%u\t%u\t%u\n", + snd_motu_clock_rates[i], + formats->msg_chunks, + formats->fixed_part_pcm_chunks[mode], + formats->differed_part_pcm_chunks[mode]); + } + + snd_iprintf(buffer, "rx:\tmsg\tfixed\tdiffered\n"); + for (i = 0; i < SND_MOTU_CLOCK_RATE_COUNT; ++i) { + mode = i >> 1; + + formats = &motu->rx_packet_formats; + snd_iprintf(buffer, + "%u:\t%u\t%u\t%u\n", + snd_motu_clock_rates[i], + formats->msg_chunks, + formats->fixed_part_pcm_chunks[mode], + formats->differed_part_pcm_chunks[mode]); + } +} + +static void add_node(struct snd_motu *motu, struct snd_info_entry *root, + const char *name, + void (*op)(struct snd_info_entry *e, + struct snd_info_buffer *b)) +{ + struct snd_info_entry *entry; + + entry = snd_info_create_card_entry(motu->card, name, root); + if (entry == NULL) + return; + + snd_info_set_text_ops(entry, motu, op); + if (snd_info_register(entry) < 0) + snd_info_free_entry(entry); +} + +void snd_motu_proc_init(struct snd_motu *motu) +{ + struct snd_info_entry *root; + + /* + * All nodes are automatically removed at snd_card_disconnect(), + * by following to link list. + */ + root = snd_info_create_card_entry(motu->card, "firewire", + motu->card->proc_root); + if (root == NULL) + return; + root->mode = S_IFDIR | S_IRUGO | S_IXUGO; + if (snd_info_register(root) < 0) { + snd_info_free_entry(root); + return; + } + + add_node(motu, root, "clock", proc_read_clock); + add_node(motu, root, "format", proc_read_format); +} diff --git a/sound/firewire/motu/motu.c b/sound/firewire/motu/motu.c index 9d52238d898e..cbf4ed0f5234 100644 --- a/sound/firewire/motu/motu.c +++ b/sound/firewire/motu/motu.c @@ -97,6 +97,8 @@ static void do_registration(struct work_struct *work) if (err < 0) goto error; + snd_motu_proc_init(motu); + err = snd_card_register(motu->card); if (err < 0) goto error; diff --git a/sound/firewire/motu/motu.h b/sound/firewire/motu/motu.h index 90d274167a4a..4d079d66cf77 100644 --- a/sound/firewire/motu/motu.h +++ b/sound/firewire/motu/motu.h @@ -20,6 +20,7 @@ #include <sound/control.h> #include <sound/core.h> #include <sound/pcm.h> +#include <sound/info.h> #include "../lib.h" #include "../amdtp-stream.h" @@ -128,4 +129,6 @@ int snd_motu_stream_init_duplex(struct snd_motu *motu); void snd_motu_stream_destroy_duplex(struct snd_motu *motu); int snd_motu_stream_start_duplex(struct snd_motu *motu, unsigned int rate); void snd_motu_stream_stop_duplex(struct snd_motu *motu); + +void snd_motu_proc_init(struct snd_motu *motu); #endif |