From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- sound/firewire/motu/motu-proc.c | 109 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 109 insertions(+) create mode 100644 sound/firewire/motu/motu-proc.c (limited to 'sound/firewire/motu/motu-proc.c') diff --git a/sound/firewire/motu/motu-proc.c b/sound/firewire/motu/motu-proc.c new file mode 100644 index 000000000..f009cf7aa --- /dev/null +++ b/sound/firewire/motu/motu-proc.c @@ -0,0 +1,109 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * motu-proc.c - a part of driver for MOTU FireWire series + * + * Copyright (c) 2015-2017 Takashi Sakamoto + */ + +#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/PDIF 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", + [SND_MOTU_CLOCK_SOURCE_SPH] = "Source packet header", + [SND_MOTU_CLOCK_SOURCE_UNKNOWN] = "Unknown", +}; + +static void proc_read_clock(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + + struct snd_motu *motu = entry->private_data; + unsigned int rate; + enum snd_motu_clock_source source; + + if (snd_motu_protocol_get_clock_rate(motu, &rate) < 0) + return; + if (snd_motu_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; + unsigned int mode; + struct snd_motu_packet_format *formats; + int i; + + if (snd_motu_protocol_cache_packet_formats(motu) < 0) + return; + + snd_iprintf(buffer, "tx:\tmsg\tfixed\ttotal\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, + motu->spec->tx_fixed_pcm_chunks[mode], + formats->pcm_chunks[mode]); + } + + snd_iprintf(buffer, "rx:\tmsg\tfixed\ttotal\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, + motu->spec->rx_fixed_pcm_chunks[mode], + formats->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) + snd_info_set_text_ops(entry, motu, op); +} + +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 | 0555; + + add_node(motu, root, "clock", proc_read_clock); + add_node(motu, root, "format", proc_read_format); +} -- cgit v1.2.3