diff options
Diffstat (limited to 'sound/firewire/bebob')
| -rw-r--r-- | sound/firewire/bebob/Makefile | 6 | ||||
| -rw-r--r-- | sound/firewire/bebob/bebob.c | 514 | ||||
| -rw-r--r-- | sound/firewire/bebob/bebob.h | 256 | ||||
| -rw-r--r-- | sound/firewire/bebob/bebob_command.c | 331 | ||||
| -rw-r--r-- | sound/firewire/bebob/bebob_focusrite.c | 322 | ||||
| -rw-r--r-- | sound/firewire/bebob/bebob_hwdep.c | 194 | ||||
| -rw-r--r-- | sound/firewire/bebob/bebob_maudio.c | 797 | ||||
| -rw-r--r-- | sound/firewire/bebob/bebob_midi.c | 146 | ||||
| -rw-r--r-- | sound/firewire/bebob/bebob_pcm.c | 377 | ||||
| -rw-r--r-- | sound/firewire/bebob/bebob_proc.c | 189 | ||||
| -rw-r--r-- | sound/firewire/bebob/bebob_stream.c | 996 | ||||
| -rw-r--r-- | sound/firewire/bebob/bebob_terratec.c | 53 | ||||
| -rw-r--r-- | sound/firewire/bebob/bebob_yamaha_terratec.c | 64 |
13 files changed, 4245 insertions, 0 deletions
diff --git a/sound/firewire/bebob/Makefile b/sound/firewire/bebob/Makefile new file mode 100644 index 000000000..14bc84c51 --- /dev/null +++ b/sound/firewire/bebob/Makefile @@ -0,0 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0 +snd-bebob-objs := bebob_command.o bebob_stream.o bebob_proc.o bebob_midi.o \ + bebob_pcm.o bebob_hwdep.o bebob_terratec.o \ + bebob_yamaha_terratec.o bebob_focusrite.o bebob_maudio.o \ + bebob.o +obj-$(CONFIG_SND_BEBOB) += snd-bebob.o diff --git a/sound/firewire/bebob/bebob.c b/sound/firewire/bebob/bebob.c new file mode 100644 index 000000000..06a7ced21 --- /dev/null +++ b/sound/firewire/bebob/bebob.c @@ -0,0 +1,514 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * bebob.c - a part of driver for BeBoB based devices + * + * Copyright (c) 2013-2014 Takashi Sakamoto + */ + +/* + * BeBoB is 'BridgeCo enhanced Breakout Box'. This is installed to firewire + * devices with DM1000/DM1100/DM1500 chipset. It gives common way for host + * system to handle BeBoB based devices. + */ + +#include "bebob.h" + +MODULE_DESCRIPTION("BridgeCo BeBoB driver"); +MODULE_AUTHOR("Takashi Sakamoto <o-takashi@sakamocchi.jp>"); +MODULE_LICENSE("GPL v2"); + +static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; +static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; +static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; + +module_param_array(index, int, NULL, 0444); +MODULE_PARM_DESC(index, "card index"); +module_param_array(id, charp, NULL, 0444); +MODULE_PARM_DESC(id, "ID string"); +module_param_array(enable, bool, NULL, 0444); +MODULE_PARM_DESC(enable, "enable BeBoB sound card"); + +static DEFINE_MUTEX(devices_mutex); +static DECLARE_BITMAP(devices_used, SNDRV_CARDS); + +/* Offsets from information register. */ +#define INFO_OFFSET_BEBOB_VERSION 0x08 +#define INFO_OFFSET_GUID 0x10 +#define INFO_OFFSET_HW_MODEL_ID 0x18 +#define INFO_OFFSET_HW_MODEL_REVISION 0x1c + +#define VEN_EDIROL 0x000040ab +#define VEN_PRESONUS 0x00000a92 +#define VEN_BRIDGECO 0x000007f5 +#define VEN_MACKIE 0x00000ff2 +#define VEN_STANTON 0x00001260 +#define VEN_TASCAM 0x0000022e +#define VEN_BEHRINGER 0x00001564 +#define VEN_APOGEE 0x000003db +#define VEN_ESI 0x00000f1b +#define VEN_CME 0x0000000a +#define VEN_PHONIC 0x00001496 +#define VEN_LYNX 0x000019e5 +#define VEN_ICON 0x00001a9e +#define VEN_PRISMSOUND 0x00001198 +#define VEN_TERRATEC 0x00000aac +#define VEN_YAMAHA 0x0000a0de +#define VEN_FOCUSRITE 0x0000130e +#define VEN_MAUDIO 0x00000d6c +#define VEN_DIGIDESIGN 0x00a07e +#define OUI_SHOUYO 0x002327 + +#define MODEL_FOCUSRITE_SAFFIRE_BOTH 0x00000000 +#define MODEL_MAUDIO_AUDIOPHILE_BOTH 0x00010060 +#define MODEL_MAUDIO_FW1814 0x00010071 +#define MODEL_MAUDIO_PROJECTMIX 0x00010091 +#define MODEL_MAUDIO_PROFIRELIGHTBRIDGE 0x000100a1 + +static int +name_device(struct snd_bebob *bebob) +{ + struct fw_device *fw_dev = fw_parent_device(bebob->unit); + char vendor[24] = {0}; + char model[32] = {0}; + u32 hw_id; + u32 data[2] = {0}; + u32 revision; + int err; + + /* get vendor name from root directory */ + err = fw_csr_string(fw_dev->config_rom + 5, CSR_VENDOR, + vendor, sizeof(vendor)); + if (err < 0) + goto end; + + /* get model name from unit directory */ + err = fw_csr_string(bebob->unit->directory, CSR_MODEL, + model, sizeof(model)); + if (err < 0) + goto end; + + /* get hardware id */ + err = snd_bebob_read_quad(bebob->unit, INFO_OFFSET_HW_MODEL_ID, + &hw_id); + if (err < 0) + goto end; + + /* get hardware revision */ + err = snd_bebob_read_quad(bebob->unit, INFO_OFFSET_HW_MODEL_REVISION, + &revision); + if (err < 0) + goto end; + + /* get GUID */ + err = snd_bebob_read_block(bebob->unit, INFO_OFFSET_GUID, + data, sizeof(data)); + if (err < 0) + goto end; + + strcpy(bebob->card->driver, "BeBoB"); + strcpy(bebob->card->shortname, model); + strcpy(bebob->card->mixername, model); + snprintf(bebob->card->longname, sizeof(bebob->card->longname), + "%s %s (id:%d, rev:%d), GUID %08x%08x at %s, S%d", + vendor, model, hw_id, revision, + data[0], data[1], dev_name(&bebob->unit->device), + 100 << fw_dev->max_speed); +end: + return err; +} + +static void +bebob_card_free(struct snd_card *card) +{ + struct snd_bebob *bebob = card->private_data; + + mutex_lock(&devices_mutex); + clear_bit(bebob->card_index, devices_used); + mutex_unlock(&devices_mutex); + + snd_bebob_stream_destroy_duplex(bebob); + + mutex_destroy(&bebob->mutex); + fw_unit_put(bebob->unit); +} + +static const struct snd_bebob_spec * +get_saffire_spec(struct fw_unit *unit) +{ + char name[24] = {0}; + + if (fw_csr_string(unit->directory, CSR_MODEL, name, sizeof(name)) < 0) + return NULL; + + if (strcmp(name, "SaffireLE") == 0) + return &saffire_le_spec; + else + return &saffire_spec; +} + +static bool +check_audiophile_booted(struct fw_unit *unit) +{ + char name[28] = {0}; + + if (fw_csr_string(unit->directory, CSR_MODEL, name, sizeof(name)) < 0) + return false; + + return strncmp(name, "FW Audiophile Bootloader", 24) != 0; +} + +static int detect_quirks(struct snd_bebob *bebob, const struct ieee1394_device_id *entry) +{ + if (entry->vendor_id == VEN_MAUDIO) { + switch (entry->model_id) { + case MODEL_MAUDIO_PROFIRELIGHTBRIDGE: + // M-Audio ProFire Lightbridge has a quirk to transfer packets with + // discontinuous cycle or data block counter in early stage of packet + // streaming. The cycle span from the first packet with event is variable. + bebob->quirks |= SND_BEBOB_QUIRK_INITIAL_DISCONTINUOUS_DBC; + break; + case MODEL_MAUDIO_FW1814: + case MODEL_MAUDIO_PROJECTMIX: + // At high sampling rate, M-Audio special firmware transmits empty packet + // with the value of dbc incremented by 8. + bebob->quirks |= SND_BEBOB_QUIRK_WRONG_DBC; + break; + default: + break; + } + } + + return 0; +} + +static int bebob_probe(struct fw_unit *unit, const struct ieee1394_device_id *entry) +{ + unsigned int card_index; + struct snd_card *card; + struct snd_bebob *bebob; + const struct snd_bebob_spec *spec; + int err; + + if (entry->vendor_id == VEN_FOCUSRITE && + entry->model_id == MODEL_FOCUSRITE_SAFFIRE_BOTH) + spec = get_saffire_spec(unit); + else if (entry->vendor_id == VEN_MAUDIO && + entry->model_id == MODEL_MAUDIO_AUDIOPHILE_BOTH && + !check_audiophile_booted(unit)) + spec = NULL; + else + spec = (const struct snd_bebob_spec *)entry->driver_data; + + if (spec == NULL) { + // To boot up M-Audio models. + if (entry->vendor_id == VEN_MAUDIO || entry->vendor_id == VEN_BRIDGECO) + return snd_bebob_maudio_load_firmware(unit); + else + return -ENODEV; + } + + mutex_lock(&devices_mutex); + for (card_index = 0; card_index < SNDRV_CARDS; card_index++) { + if (!test_bit(card_index, devices_used) && enable[card_index]) + break; + } + if (card_index >= SNDRV_CARDS) { + mutex_unlock(&devices_mutex); + return -ENOENT; + } + + err = snd_card_new(&unit->device, index[card_index], id[card_index], THIS_MODULE, + sizeof(*bebob), &card); + if (err < 0) { + mutex_unlock(&devices_mutex); + return err; + } + card->private_free = bebob_card_free; + set_bit(card_index, devices_used); + mutex_unlock(&devices_mutex); + + bebob = card->private_data; + bebob->unit = fw_unit_get(unit); + dev_set_drvdata(&unit->device, bebob); + bebob->card = card; + bebob->card_index = card_index; + + bebob->spec = spec; + mutex_init(&bebob->mutex); + spin_lock_init(&bebob->lock); + init_waitqueue_head(&bebob->hwdep_wait); + + err = name_device(bebob); + if (err < 0) + goto error; + + err = detect_quirks(bebob, entry); + if (err < 0) + goto error; + + if (bebob->spec == &maudio_special_spec) { + if (entry->model_id == MODEL_MAUDIO_FW1814) + err = snd_bebob_maudio_special_discover(bebob, true); + else + err = snd_bebob_maudio_special_discover(bebob, false); + } else { + err = snd_bebob_stream_discover(bebob); + } + if (err < 0) + goto error; + + err = snd_bebob_stream_init_duplex(bebob); + if (err < 0) + goto error; + + snd_bebob_proc_init(bebob); + + if (bebob->midi_input_ports > 0 || bebob->midi_output_ports > 0) { + err = snd_bebob_create_midi_devices(bebob); + if (err < 0) + goto error; + } + + err = snd_bebob_create_pcm_devices(bebob); + if (err < 0) + goto error; + + err = snd_bebob_create_hwdep_device(bebob); + if (err < 0) + goto error; + + err = snd_card_register(card); + if (err < 0) + goto error; + + if (entry->vendor_id == VEN_MAUDIO && + (entry->model_id == MODEL_MAUDIO_FW1814 || entry->model_id == MODEL_MAUDIO_PROJECTMIX)) { + // This is a workaround. This bus reset seems to have an effect to make devices + // correctly handling transactions. Without this, the devices have gap_count + // mismatch. This causes much failure of transaction. + // + // Just after registration, user-land application receive signals from dbus and + // starts I/Os. To avoid I/Os till the future bus reset, registration is done in + // next update(). + fw_schedule_bus_reset(fw_parent_device(bebob->unit)->card, false, true); + } + + return 0; +error: + snd_card_free(card); + return err; +} + +/* + * This driver doesn't update streams in bus reset handler. + * + * DM1000/ DM1100/DM1500 chipsets with BeBoB firmware transfer packets with + * discontinued counter at bus reset. This discontinuity is immediately + * detected in packet streaming layer, then it sets XRUN to PCM substream. + * + * ALSA PCM applications can know the XRUN by getting -EPIPE from PCM operation. + * Then, they can recover the PCM substream by executing ioctl(2) with + * SNDRV_PCM_IOCTL_PREPARE. 'struct snd_pcm_ops.prepare' is called and drivers + * restart packet streaming. + * + * The above processing may be executed before this bus-reset handler is + * executed. When this handler updates streams with current isochronous + * channels, the streams already have the current ones. + */ +static void +bebob_update(struct fw_unit *unit) +{ + struct snd_bebob *bebob = dev_get_drvdata(&unit->device); + + if (bebob == NULL) + return; + + fcp_bus_reset(bebob->unit); +} + +static void bebob_remove(struct fw_unit *unit) +{ + struct snd_bebob *bebob = dev_get_drvdata(&unit->device); + + if (bebob == NULL) + return; + + // Block till all of ALSA character devices are released. + snd_card_free(bebob->card); +} + +static const struct snd_bebob_rate_spec normal_rate_spec = { + .get = &snd_bebob_stream_get_rate, + .set = &snd_bebob_stream_set_rate +}; +static const struct snd_bebob_spec spec_normal = { + .clock = NULL, + .rate = &normal_rate_spec, + .meter = NULL +}; + +#define SPECIFIER_1394TA 0x00a02d + +// The immediate entry for version in unit directory differs depending on models: +// * 0x010001 +// * 0x014001 +#define SND_BEBOB_DEV_ENTRY(vendor, model, data) \ +{ \ + .match_flags = IEEE1394_MATCH_VENDOR_ID | \ + IEEE1394_MATCH_MODEL_ID | \ + IEEE1394_MATCH_SPECIFIER_ID, \ + .vendor_id = vendor, \ + .model_id = model, \ + .specifier_id = SPECIFIER_1394TA, \ + .driver_data = (kernel_ulong_t)data \ +} + +static const struct ieee1394_device_id bebob_id_table[] = { + /* Edirol, FA-66 */ + SND_BEBOB_DEV_ENTRY(VEN_EDIROL, 0x00010049, &spec_normal), + /* Edirol, FA-101 */ + SND_BEBOB_DEV_ENTRY(VEN_EDIROL, 0x00010048, &spec_normal), + /* Presonus, FIREBOX */ + SND_BEBOB_DEV_ENTRY(VEN_PRESONUS, 0x00010000, &spec_normal), + /* PreSonus, FIREPOD/FP10 */ + SND_BEBOB_DEV_ENTRY(VEN_PRESONUS, 0x00010066, &spec_normal), + /* PreSonus, Inspire1394 */ + SND_BEBOB_DEV_ENTRY(VEN_PRESONUS, 0x00010001, &spec_normal), + /* BridgeCo, RDAudio1 */ + SND_BEBOB_DEV_ENTRY(VEN_BRIDGECO, 0x00010048, &spec_normal), + /* BridgeCo, Audio5 */ + SND_BEBOB_DEV_ENTRY(VEN_BRIDGECO, 0x00010049, &spec_normal), + /* Mackie, Onyx 1220/1620/1640 (Firewire I/O Card) */ + SND_BEBOB_DEV_ENTRY(VEN_MACKIE, 0x00010065, &spec_normal), + // Mackie, d.2 (optional Firewire card with DM1000). + SND_BEBOB_DEV_ENTRY(VEN_MACKIE, 0x00010067, &spec_normal), + /* Stanton, ScratchAmp */ + SND_BEBOB_DEV_ENTRY(VEN_STANTON, 0x00000001, &spec_normal), + /* Tascam, IF-FW DM */ + SND_BEBOB_DEV_ENTRY(VEN_TASCAM, 0x00010067, &spec_normal), + /* Behringer, XENIX UFX 1204 */ + SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x00001204, &spec_normal), + /* Behringer, XENIX UFX 1604 */ + SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x00001604, &spec_normal), + /* Behringer, Digital Mixer X32 series (X-UF Card) */ + SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x00000006, &spec_normal), + /* Behringer, F-Control Audio 1616 */ + SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x001616, &spec_normal), + /* Behringer, F-Control Audio 610 */ + SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x000610, &spec_normal), + /* Apogee Electronics, Rosetta 200/400 (X-FireWire card) */ + /* Apogee Electronics, DA/AD/DD-16X (X-FireWire card) */ + SND_BEBOB_DEV_ENTRY(VEN_APOGEE, 0x00010048, &spec_normal), + /* Apogee Electronics, Ensemble */ + SND_BEBOB_DEV_ENTRY(VEN_APOGEE, 0x01eeee, &spec_normal), + /* ESI, Quatafire610 */ + SND_BEBOB_DEV_ENTRY(VEN_ESI, 0x00010064, &spec_normal), + /* CME, MatrixKFW */ + SND_BEBOB_DEV_ENTRY(VEN_CME, 0x00030000, &spec_normal), + // Phonic Helix Board 12 FireWire MkII. + SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00050000, &spec_normal), + // Phonic Helix Board 18 FireWire MkII. + SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00060000, &spec_normal), + // Phonic Helix Board 24 FireWire MkII. + SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00070000, &spec_normal), + // Phonic FireFly 808 FireWire. + SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00080000, &spec_normal), + // Phonic FireFly 202, 302, 808 Universal. + // Phinic Helix Board 12/18/24 FireWire, 12/18/24 Universal + SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00000000, &spec_normal), + /* Lynx, Aurora 8/16 (LT-FW) */ + SND_BEBOB_DEV_ENTRY(VEN_LYNX, 0x00000001, &spec_normal), + /* ICON, FireXon */ + SND_BEBOB_DEV_ENTRY(VEN_ICON, 0x00000001, &spec_normal), + /* PrismSound, Orpheus */ + SND_BEBOB_DEV_ENTRY(VEN_PRISMSOUND, 0x00010048, &spec_normal), + /* PrismSound, ADA-8XR */ + SND_BEBOB_DEV_ENTRY(VEN_PRISMSOUND, 0x0000ada8, &spec_normal), + /* TerraTec Electronic GmbH, PHASE 88 Rack FW */ + SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000003, &phase88_rack_spec), + /* TerraTec Electronic GmbH, PHASE 24 FW */ + SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000004, &yamaha_terratec_spec), + /* TerraTec Electronic GmbH, Phase X24 FW */ + SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000007, &yamaha_terratec_spec), + /* TerraTec Electronic GmbH, EWS MIC2/MIC8 */ + SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000005, &spec_normal), + // Terratec Electronic GmbH, Aureon 7.1 Firewire. + // AcousticReality, eAR Master One, Eroica, Figaro, and Ciaccona. Perhaps Terratec OEM. + SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000002, &spec_normal), + /* Yamaha, GO44 */ + SND_BEBOB_DEV_ENTRY(VEN_YAMAHA, 0x0010000b, &yamaha_terratec_spec), + /* YAMAHA, GO46 */ + SND_BEBOB_DEV_ENTRY(VEN_YAMAHA, 0x0010000c, &yamaha_terratec_spec), + /* Focusrite, SaffirePro 26 I/O */ + SND_BEBOB_DEV_ENTRY(VEN_FOCUSRITE, 0x00000003, &saffirepro_26_spec), + /* Focusrite, SaffirePro 10 I/O */ + SND_BEBOB_DEV_ENTRY(VEN_FOCUSRITE, 0x000006, &saffirepro_10_spec), + /* Focusrite, Saffire(no label and LE) */ + SND_BEBOB_DEV_ENTRY(VEN_FOCUSRITE, MODEL_FOCUSRITE_SAFFIRE_BOTH, + &saffire_spec), + // M-Audio, Firewire 410. The vendor field is left as BridgeCo. AG. + SND_BEBOB_DEV_ENTRY(VEN_BRIDGECO, 0x00010058, NULL), + SND_BEBOB_DEV_ENTRY(VEN_BRIDGECO, 0x00010046, &maudio_fw410_spec), + /* M-Audio, Firewire Audiophile */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO, MODEL_MAUDIO_AUDIOPHILE_BOTH, + &maudio_audiophile_spec), + /* M-Audio, Firewire Solo */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO, 0x00010062, &maudio_solo_spec), + /* M-Audio, Ozonic */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO, 0x0000000a, &maudio_ozonic_spec), + /* M-Audio NRV10 */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO, 0x00010081, &maudio_nrv10_spec), + /* M-Audio, ProFireLightbridge */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO, MODEL_MAUDIO_PROFIRELIGHTBRIDGE, &spec_normal), + /* Firewire 1814 */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO, 0x00010070, NULL), /* bootloader */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO, MODEL_MAUDIO_FW1814, + &maudio_special_spec), + /* M-Audio ProjectMix */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO, MODEL_MAUDIO_PROJECTMIX, + &maudio_special_spec), + /* Digidesign Mbox 2 Pro */ + SND_BEBOB_DEV_ENTRY(VEN_DIGIDESIGN, 0x0000a9, &spec_normal), + // Toneweal FW66. + SND_BEBOB_DEV_ENTRY(OUI_SHOUYO, 0x020002, &spec_normal), + /* IDs are unknown but able to be supported */ + /* Apogee, Mini-ME Firewire */ + /* Apogee, Mini-DAC Firewire */ + /* Cakawalk, Sonar Power Studio 66 */ + /* CME, UF400e */ + /* ESI, Quotafire XL */ + /* Infrasonic, DewX */ + /* Infrasonic, Windy6 */ + /* Mackie, Digital X Bus x.200 */ + /* Mackie, Digital X Bus x.400 */ + /* Rolf Spuler, Firewire Guitar */ + {} +}; +MODULE_DEVICE_TABLE(ieee1394, bebob_id_table); + +static struct fw_driver bebob_driver = { + .driver = { + .owner = THIS_MODULE, + .name = KBUILD_MODNAME, + .bus = &fw_bus_type, + }, + .probe = bebob_probe, + .update = bebob_update, + .remove = bebob_remove, + .id_table = bebob_id_table, +}; + +static int __init +snd_bebob_init(void) +{ + return driver_register(&bebob_driver.driver); +} + +static void __exit +snd_bebob_exit(void) +{ + driver_unregister(&bebob_driver.driver); +} + +module_init(snd_bebob_init); +module_exit(snd_bebob_exit); diff --git a/sound/firewire/bebob/bebob.h b/sound/firewire/bebob/bebob.h new file mode 100644 index 000000000..4d73ecb30 --- /dev/null +++ b/sound/firewire/bebob/bebob.h @@ -0,0 +1,256 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * bebob.h - a part of driver for BeBoB based devices + * + * Copyright (c) 2013-2014 Takashi Sakamoto + */ + +#ifndef SOUND_BEBOB_H_INCLUDED +#define SOUND_BEBOB_H_INCLUDED + +#include <linux/compat.h> +#include <linux/device.h> +#include <linux/firewire.h> +#include <linux/firewire-constants.h> +#include <linux/module.h> +#include <linux/mod_devicetable.h> +#include <linux/delay.h> +#include <linux/slab.h> +#include <linux/sched/signal.h> + +#include <sound/core.h> +#include <sound/initval.h> +#include <sound/info.h> +#include <sound/rawmidi.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <sound/firewire.h> +#include <sound/hwdep.h> + +#include "../lib.h" +#include "../fcp.h" +#include "../packets-buffer.h" +#include "../iso-resources.h" +#include "../amdtp-am824.h" +#include "../cmp.h" + +/* basic register addresses on DM1000/DM1100/DM1500 */ +#define BEBOB_ADDR_REG_INFO 0xffffc8020000ULL +#define BEBOB_ADDR_REG_REQ 0xffffc8021000ULL + +struct snd_bebob; + +#define SND_BEBOB_STRM_FMT_ENTRIES 7 +struct snd_bebob_stream_formation { + unsigned int pcm; + unsigned int midi; +}; +/* this is a lookup table for index of stream formations */ +extern const unsigned int snd_bebob_rate_table[SND_BEBOB_STRM_FMT_ENTRIES]; + +/* device specific operations */ +enum snd_bebob_clock_type { + SND_BEBOB_CLOCK_TYPE_INTERNAL = 0, + SND_BEBOB_CLOCK_TYPE_EXTERNAL, + SND_BEBOB_CLOCK_TYPE_SYT, +}; +struct snd_bebob_clock_spec { + unsigned int num; + const char *const *labels; + const enum snd_bebob_clock_type *types; + int (*get)(struct snd_bebob *bebob, unsigned int *id); +}; +struct snd_bebob_rate_spec { + int (*get)(struct snd_bebob *bebob, unsigned int *rate); + int (*set)(struct snd_bebob *bebob, unsigned int rate); +}; +struct snd_bebob_meter_spec { + unsigned int num; + const char *const *labels; + int (*get)(struct snd_bebob *bebob, u32 *target, unsigned int size); +}; +struct snd_bebob_spec { + const struct snd_bebob_clock_spec *clock; + const struct snd_bebob_rate_spec *rate; + const struct snd_bebob_meter_spec *meter; +}; + +enum snd_bebob_quirk { + SND_BEBOB_QUIRK_INITIAL_DISCONTINUOUS_DBC = (1 << 0), + SND_BEBOB_QUIRK_WRONG_DBC = (1 << 1), +}; + +struct snd_bebob { + struct snd_card *card; + struct fw_unit *unit; + int card_index; + + struct mutex mutex; + spinlock_t lock; + + const struct snd_bebob_spec *spec; + unsigned int quirks; // Combination of snd_bebob_quirk enumerations. + + unsigned int midi_input_ports; + unsigned int midi_output_ports; + + struct amdtp_stream tx_stream; + struct amdtp_stream rx_stream; + struct cmp_connection out_conn; + struct cmp_connection in_conn; + unsigned int substreams_counter; + + struct snd_bebob_stream_formation + tx_stream_formations[SND_BEBOB_STRM_FMT_ENTRIES]; + struct snd_bebob_stream_formation + rx_stream_formations[SND_BEBOB_STRM_FMT_ENTRIES]; + + int sync_input_plug; + + /* for uapi */ + int dev_lock_count; + bool dev_lock_changed; + wait_queue_head_t hwdep_wait; + + /* for M-Audio special devices */ + void *maudio_special_quirk; + + struct amdtp_domain domain; +}; + +static inline int +snd_bebob_read_block(struct fw_unit *unit, u64 addr, void *buf, int size) +{ + return snd_fw_transaction(unit, TCODE_READ_BLOCK_REQUEST, + BEBOB_ADDR_REG_INFO + addr, + buf, size, 0); +} + +static inline int +snd_bebob_read_quad(struct fw_unit *unit, u64 addr, u32 *buf) +{ + return snd_fw_transaction(unit, TCODE_READ_QUADLET_REQUEST, + BEBOB_ADDR_REG_INFO + addr, + (void *)buf, sizeof(u32), 0); +} + +/* AV/C Audio Subunit Specification 1.0 (Oct 2000, 1394TA) */ +int avc_audio_set_selector(struct fw_unit *unit, unsigned int subunit_id, + unsigned int fb_id, unsigned int num); +int avc_audio_get_selector(struct fw_unit *unit, unsigned int subunit_id, + unsigned int fb_id, unsigned int *num); + +/* + * AVC command extensions, AV/C Unit and Subunit, Revision 17 + * (Nov 2003, BridgeCo) + */ +#define AVC_BRIDGECO_ADDR_BYTES 6 +enum avc_bridgeco_plug_dir { + AVC_BRIDGECO_PLUG_DIR_IN = 0x00, + AVC_BRIDGECO_PLUG_DIR_OUT = 0x01 +}; +enum avc_bridgeco_plug_mode { + AVC_BRIDGECO_PLUG_MODE_UNIT = 0x00, + AVC_BRIDGECO_PLUG_MODE_SUBUNIT = 0x01, + AVC_BRIDGECO_PLUG_MODE_FUNCTION_BLOCK = 0x02 +}; +enum avc_bridgeco_plug_unit { + AVC_BRIDGECO_PLUG_UNIT_ISOC = 0x00, + AVC_BRIDGECO_PLUG_UNIT_EXT = 0x01, + AVC_BRIDGECO_PLUG_UNIT_ASYNC = 0x02 +}; +enum avc_bridgeco_plug_type { + AVC_BRIDGECO_PLUG_TYPE_ISOC = 0x00, + AVC_BRIDGECO_PLUG_TYPE_ASYNC = 0x01, + AVC_BRIDGECO_PLUG_TYPE_MIDI = 0x02, + AVC_BRIDGECO_PLUG_TYPE_SYNC = 0x03, + AVC_BRIDGECO_PLUG_TYPE_ANA = 0x04, + AVC_BRIDGECO_PLUG_TYPE_DIG = 0x05, + AVC_BRIDGECO_PLUG_TYPE_ADDITION = 0x06 +}; +static inline void +avc_bridgeco_fill_unit_addr(u8 buf[AVC_BRIDGECO_ADDR_BYTES], + enum avc_bridgeco_plug_dir dir, + enum avc_bridgeco_plug_unit unit, + unsigned int pid) +{ + buf[0] = 0xff; /* Unit */ + buf[1] = dir; + buf[2] = AVC_BRIDGECO_PLUG_MODE_UNIT; + buf[3] = unit; + buf[4] = 0xff & pid; + buf[5] = 0xff; /* reserved */ +} +static inline void +avc_bridgeco_fill_msu_addr(u8 buf[AVC_BRIDGECO_ADDR_BYTES], + enum avc_bridgeco_plug_dir dir, + unsigned int pid) +{ + buf[0] = 0x60; /* Music subunit */ + buf[1] = dir; + buf[2] = AVC_BRIDGECO_PLUG_MODE_SUBUNIT; + buf[3] = 0xff & pid; + buf[4] = 0xff; /* reserved */ + buf[5] = 0xff; /* reserved */ +} +int avc_bridgeco_get_plug_ch_pos(struct fw_unit *unit, + u8 addr[AVC_BRIDGECO_ADDR_BYTES], + u8 *buf, unsigned int len); +int avc_bridgeco_get_plug_type(struct fw_unit *unit, + u8 addr[AVC_BRIDGECO_ADDR_BYTES], + enum avc_bridgeco_plug_type *type); +int avc_bridgeco_get_plug_ch_count(struct fw_unit *unit, u8 addr[AVC_BRIDGECO_ADDR_BYTES], + unsigned int *ch_count); +int avc_bridgeco_get_plug_section_type(struct fw_unit *unit, + u8 addr[AVC_BRIDGECO_ADDR_BYTES], + unsigned int id, u8 *type); +int avc_bridgeco_get_plug_input(struct fw_unit *unit, + u8 addr[AVC_BRIDGECO_ADDR_BYTES], + u8 input[7]); +int avc_bridgeco_get_plug_strm_fmt(struct fw_unit *unit, + u8 addr[AVC_BRIDGECO_ADDR_BYTES], u8 *buf, + unsigned int *len, unsigned int eid); + +/* for AMDTP streaming */ +int snd_bebob_stream_get_rate(struct snd_bebob *bebob, unsigned int *rate); +int snd_bebob_stream_set_rate(struct snd_bebob *bebob, unsigned int rate); +int snd_bebob_stream_get_clock_src(struct snd_bebob *bebob, + enum snd_bebob_clock_type *src); +int snd_bebob_stream_discover(struct snd_bebob *bebob); +int snd_bebob_stream_init_duplex(struct snd_bebob *bebob); +int snd_bebob_stream_reserve_duplex(struct snd_bebob *bebob, unsigned int rate, + unsigned int frames_per_period, + unsigned int frames_per_buffer); +int snd_bebob_stream_start_duplex(struct snd_bebob *bebob); +void snd_bebob_stream_stop_duplex(struct snd_bebob *bebob); +void snd_bebob_stream_destroy_duplex(struct snd_bebob *bebob); + +void snd_bebob_stream_lock_changed(struct snd_bebob *bebob); +int snd_bebob_stream_lock_try(struct snd_bebob *bebob); +void snd_bebob_stream_lock_release(struct snd_bebob *bebob); + +void snd_bebob_proc_init(struct snd_bebob *bebob); + +int snd_bebob_create_midi_devices(struct snd_bebob *bebob); + +int snd_bebob_create_pcm_devices(struct snd_bebob *bebob); + +int snd_bebob_create_hwdep_device(struct snd_bebob *bebob); + +/* model specific operations */ +extern const struct snd_bebob_spec phase88_rack_spec; +extern const struct snd_bebob_spec yamaha_terratec_spec; +extern const struct snd_bebob_spec saffirepro_26_spec; +extern const struct snd_bebob_spec saffirepro_10_spec; +extern const struct snd_bebob_spec saffire_le_spec; +extern const struct snd_bebob_spec saffire_spec; +extern const struct snd_bebob_spec maudio_fw410_spec; +extern const struct snd_bebob_spec maudio_audiophile_spec; +extern const struct snd_bebob_spec maudio_solo_spec; +extern const struct snd_bebob_spec maudio_ozonic_spec; +extern const struct snd_bebob_spec maudio_nrv10_spec; +extern const struct snd_bebob_spec maudio_special_spec; +int snd_bebob_maudio_special_discover(struct snd_bebob *bebob, bool is1814); +int snd_bebob_maudio_load_firmware(struct fw_unit *unit); + +#endif diff --git a/sound/firewire/bebob/bebob_command.c b/sound/firewire/bebob/bebob_command.c new file mode 100644 index 000000000..022df09c6 --- /dev/null +++ b/sound/firewire/bebob/bebob_command.c @@ -0,0 +1,331 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * bebob_command.c - driver for BeBoB based devices + * + * Copyright (c) 2013-2014 Takashi Sakamoto + */ + +#include "./bebob.h" + +int avc_audio_set_selector(struct fw_unit *unit, unsigned int subunit_id, + unsigned int fb_id, unsigned int num) +{ + u8 *buf; + int err; + + buf = kzalloc(12, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + buf[0] = 0x00; /* AV/C CONTROL */ + buf[1] = 0x08 | (0x07 & subunit_id); /* AUDIO SUBUNIT ID */ + buf[2] = 0xb8; /* FUNCTION BLOCK */ + buf[3] = 0x80; /* type is 'selector'*/ + buf[4] = 0xff & fb_id; /* function block id */ + buf[5] = 0x10; /* control attribute is CURRENT */ + buf[6] = 0x02; /* selector length is 2 */ + buf[7] = 0xff & num; /* input function block plug number */ + buf[8] = 0x01; /* control selector is SELECTOR_CONTROL */ + + err = fcp_avc_transaction(unit, buf, 12, buf, 12, + BIT(1) | BIT(2) | BIT(3) | BIT(4) | BIT(5) | + BIT(6) | BIT(7) | BIT(8)); + if (err < 0) + ; + else if (err < 9) + err = -EIO; + else if (buf[0] == 0x08) /* NOT IMPLEMENTED */ + err = -ENOSYS; + else if (buf[0] == 0x0a) /* REJECTED */ + err = -EINVAL; + else + err = 0; + + kfree(buf); + return err; +} + +int avc_audio_get_selector(struct fw_unit *unit, unsigned int subunit_id, + unsigned int fb_id, unsigned int *num) +{ + u8 *buf; + int err; + + buf = kzalloc(12, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + buf[0] = 0x01; /* AV/C STATUS */ + buf[1] = 0x08 | (0x07 & subunit_id); /* AUDIO SUBUNIT ID */ + buf[2] = 0xb8; /* FUNCTION BLOCK */ + buf[3] = 0x80; /* type is 'selector'*/ + buf[4] = 0xff & fb_id; /* function block id */ + buf[5] = 0x10; /* control attribute is CURRENT */ + buf[6] = 0x02; /* selector length is 2 */ + buf[7] = 0xff; /* input function block plug number */ + buf[8] = 0x01; /* control selector is SELECTOR_CONTROL */ + + err = fcp_avc_transaction(unit, buf, 12, buf, 12, + BIT(1) | BIT(2) | BIT(3) | BIT(4) | BIT(5) | + BIT(6) | BIT(8)); + if (err < 0) + ; + else if (err < 9) + err = -EIO; + else if (buf[0] == 0x08) /* NOT IMPLEMENTED */ + err = -ENOSYS; + else if (buf[0] == 0x0a) /* REJECTED */ + err = -EINVAL; + else if (buf[0] == 0x0b) /* IN TRANSITION */ + err = -EAGAIN; + if (err < 0) + goto end; + + *num = buf[7]; + err = 0; +end: + kfree(buf); + return err; +} + +static inline void +avc_bridgeco_fill_extension_addr(u8 *buf, u8 *addr) +{ + buf[1] = addr[0]; + memcpy(buf + 4, addr + 1, 5); +} + +static inline void +avc_bridgeco_fill_plug_info_extension_command(u8 *buf, u8 *addr, + unsigned int itype) +{ + buf[0] = 0x01; /* AV/C STATUS */ + buf[2] = 0x02; /* AV/C GENERAL PLUG INFO */ + buf[3] = 0xc0; /* BridgeCo extension */ + avc_bridgeco_fill_extension_addr(buf, addr); + buf[9] = itype; /* info type */ +} + +int avc_bridgeco_get_plug_type(struct fw_unit *unit, + u8 addr[AVC_BRIDGECO_ADDR_BYTES], + enum avc_bridgeco_plug_type *type) +{ + u8 *buf; + int err; + + buf = kzalloc(12, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + /* Info type is 'plug type'. */ + avc_bridgeco_fill_plug_info_extension_command(buf, addr, 0x00); + + err = fcp_avc_transaction(unit, buf, 12, buf, 12, + BIT(1) | BIT(2) | BIT(3) | BIT(4) | BIT(5) | + BIT(6) | BIT(7) | BIT(9)); + if (err < 0) + ; + else if (err < 11) + err = -EIO; + else if (buf[0] == 0x08) /* NOT IMPLEMENTED */ + err = -ENOSYS; + else if (buf[0] == 0x0a) /* REJECTED */ + err = -EINVAL; + else if (buf[0] == 0x0b) /* IN TRANSITION */ + err = -EAGAIN; + if (err < 0) + goto end; + + *type = buf[10]; + err = 0; +end: + kfree(buf); + return err; +} + +int avc_bridgeco_get_plug_ch_count(struct fw_unit *unit, u8 addr[AVC_BRIDGECO_ADDR_BYTES], + unsigned int *ch_count) +{ + u8 *buf; + int err; + + buf = kzalloc(12, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + // Info type is 'plug type'. + avc_bridgeco_fill_plug_info_extension_command(buf, addr, 0x02); + + err = fcp_avc_transaction(unit, buf, 12, buf, 12, + BIT(1) | BIT(2) | BIT(3) | BIT(4) | BIT(5) | + BIT(6) | BIT(7) | BIT(9)); + if (err < 0) + ; + else if (err < 11) + err = -EIO; + else if (buf[0] == 0x08) // NOT IMPLEMENTED + err = -ENOSYS; + else if (buf[0] == 0x0a) // REJECTED + err = -EINVAL; + else if (buf[0] == 0x0b) // IN TRANSITION + err = -EAGAIN; + if (err < 0) + goto end; + + *ch_count = buf[10]; + err = 0; +end: + kfree(buf); + return err; +} + +int avc_bridgeco_get_plug_ch_pos(struct fw_unit *unit, + u8 addr[AVC_BRIDGECO_ADDR_BYTES], + u8 *buf, unsigned int len) +{ + int err; + + /* Info type is 'channel position'. */ + avc_bridgeco_fill_plug_info_extension_command(buf, addr, 0x03); + + err = fcp_avc_transaction(unit, buf, 12, buf, 256, + BIT(1) | BIT(2) | BIT(3) | BIT(4) | + BIT(5) | BIT(6) | BIT(7) | BIT(9)); + if (err < 0) + ; + else if (err < 11) + err = -EIO; + else if (buf[0] == 0x08) /* NOT IMPLEMENTED */ + err = -ENOSYS; + else if (buf[0] == 0x0a) /* REJECTED */ + err = -EINVAL; + else if (buf[0] == 0x0b) /* IN TRANSITION */ + err = -EAGAIN; + if (err < 0) + goto end; + + /* Pick up specific data. */ + memmove(buf, buf + 10, err - 10); + err = 0; +end: + return err; +} + +int avc_bridgeco_get_plug_section_type(struct fw_unit *unit, + u8 addr[AVC_BRIDGECO_ADDR_BYTES], + unsigned int id, u8 *type) +{ + u8 *buf; + int err; + + /* section info includes charactors but this module don't need it */ + buf = kzalloc(12, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + /* Info type is 'section info'. */ + avc_bridgeco_fill_plug_info_extension_command(buf, addr, 0x07); + buf[10] = 0xff & ++id; /* section id */ + + err = fcp_avc_transaction(unit, buf, 12, buf, 12, + BIT(1) | BIT(2) | BIT(3) | BIT(4) | BIT(5) | + BIT(6) | BIT(7) | BIT(9) | BIT(10)); + if (err < 0) + ; + else if (err < 12) + err = -EIO; + else if (buf[0] == 0x08) /* NOT IMPLEMENTED */ + err = -ENOSYS; + else if (buf[0] == 0x0a) /* REJECTED */ + err = -EINVAL; + else if (buf[0] == 0x0b) /* IN TRANSITION */ + err = -EAGAIN; + if (err < 0) + goto end; + + *type = buf[11]; + err = 0; +end: + kfree(buf); + return err; +} + +int avc_bridgeco_get_plug_input(struct fw_unit *unit, + u8 addr[AVC_BRIDGECO_ADDR_BYTES], u8 input[7]) +{ + int err; + u8 *buf; + + buf = kzalloc(18, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + /* Info type is 'plug input'. */ + avc_bridgeco_fill_plug_info_extension_command(buf, addr, 0x05); + + err = fcp_avc_transaction(unit, buf, 16, buf, 16, + BIT(1) | BIT(2) | BIT(3) | BIT(4) | BIT(5) | + BIT(6) | BIT(7)); + if (err < 0) + ; + else if (err < 16) + err = -EIO; + else if (buf[0] == 0x08) /* NOT IMPLEMENTED */ + err = -ENOSYS; + else if (buf[0] == 0x0a) /* REJECTED */ + err = -EINVAL; + else if (buf[0] == 0x0b) /* IN TRANSITION */ + err = -EAGAIN; + if (err < 0) + goto end; + + memcpy(input, buf + 10, 5); + err = 0; +end: + kfree(buf); + return err; +} + +int avc_bridgeco_get_plug_strm_fmt(struct fw_unit *unit, + u8 addr[AVC_BRIDGECO_ADDR_BYTES], u8 *buf, + unsigned int *len, unsigned int eid) +{ + int err; + + /* check given buffer */ + if ((buf == NULL) || (*len < 12)) { + err = -EINVAL; + goto end; + } + + buf[0] = 0x01; /* AV/C STATUS */ + buf[2] = 0x2f; /* AV/C STREAM FORMAT SUPPORT */ + buf[3] = 0xc1; /* Bridgeco extension - List Request */ + avc_bridgeco_fill_extension_addr(buf, addr); + buf[10] = 0xff & eid; /* Entry ID */ + + err = fcp_avc_transaction(unit, buf, 12, buf, *len, + BIT(1) | BIT(2) | BIT(3) | BIT(4) | BIT(5) | + BIT(6) | BIT(7) | BIT(10)); + if (err < 0) + ; + else if (err < 12) + err = -EIO; + else if (buf[0] == 0x08) /* NOT IMPLEMENTED */ + err = -ENOSYS; + else if (buf[0] == 0x0a) /* REJECTED */ + err = -EINVAL; + else if (buf[0] == 0x0b) /* IN TRANSITION */ + err = -EAGAIN; + else if (buf[10] != eid) + err = -EIO; + if (err < 0) + goto end; + + /* Pick up 'stream format info'. */ + memmove(buf, buf + 11, err - 11); + *len = err - 11; + err = 0; +end: + return err; +} diff --git a/sound/firewire/bebob/bebob_focusrite.c b/sound/firewire/bebob/bebob_focusrite.c new file mode 100644 index 000000000..06d6a37cd --- /dev/null +++ b/sound/firewire/bebob/bebob_focusrite.c @@ -0,0 +1,322 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * bebob_focusrite.c - a part of driver for BeBoB based devices + * + * Copyright (c) 2013-2014 Takashi Sakamoto + */ + +#include "./bebob.h" + +#define ANA_IN "Analog In" +#define DIG_IN "Digital In" +#define ANA_OUT "Analog Out" +#define DIG_OUT "Digital Out" +#define STM_IN "Stream In" + +#define SAFFIRE_ADDRESS_BASE 0x000100000000ULL + +#define SAFFIRE_OFFSET_CLOCK_SOURCE 0x00f8 +#define SAFFIREPRO_OFFSET_CLOCK_SOURCE 0x0174 + +/* whether sync to external device or not */ +#define SAFFIRE_OFFSET_CLOCK_SYNC_EXT 0x013c +#define SAFFIRE_LE_OFFSET_CLOCK_SYNC_EXT 0x0432 +#define SAFFIREPRO_OFFSET_CLOCK_SYNC_EXT 0x0164 + +#define SAFFIRE_CLOCK_SOURCE_INTERNAL 0 +#define SAFFIRE_CLOCK_SOURCE_SPDIF 1 + +/* clock sources as returned from register of Saffire Pro 10 and 26 */ +#define SAFFIREPRO_CLOCK_SOURCE_SELECT_MASK 0x000000ff +#define SAFFIREPRO_CLOCK_SOURCE_DETECT_MASK 0x0000ff00 +#define SAFFIREPRO_CLOCK_SOURCE_INTERNAL 0 +#define SAFFIREPRO_CLOCK_SOURCE_SKIP 1 /* never used on hardware */ +#define SAFFIREPRO_CLOCK_SOURCE_SPDIF 2 +#define SAFFIREPRO_CLOCK_SOURCE_ADAT1 3 /* not used on s.pro. 10 */ +#define SAFFIREPRO_CLOCK_SOURCE_ADAT2 4 /* not used on s.pro. 10 */ +#define SAFFIREPRO_CLOCK_SOURCE_WORDCLOCK 5 +#define SAFFIREPRO_CLOCK_SOURCE_COUNT 6 + +/* S/PDIF, ADAT1, ADAT2 is enabled or not. three quadlets */ +#define SAFFIREPRO_ENABLE_DIG_IFACES 0x01a4 + +/* saffirepro has its own parameter for sampling frequency */ +#define SAFFIREPRO_RATE_NOREBOOT 0x01cc +/* index is the value for this register */ +static const unsigned int rates[] = { + [0] = 0, + [1] = 44100, + [2] = 48000, + [3] = 88200, + [4] = 96000, + [5] = 176400, + [6] = 192000 +}; + +/* saffire(no label)/saffire LE has metering */ +#define SAFFIRE_OFFSET_METER 0x0100 +#define SAFFIRE_LE_OFFSET_METER 0x0168 + +static inline int +saffire_read_block(struct snd_bebob *bebob, u64 offset, + u32 *buf, unsigned int size) +{ + unsigned int i; + int err; + __be32 *tmp = (__be32 *)buf; + + err = snd_fw_transaction(bebob->unit, TCODE_READ_BLOCK_REQUEST, + SAFFIRE_ADDRESS_BASE + offset, + tmp, size, 0); + if (err < 0) + goto end; + + for (i = 0; i < size / sizeof(u32); i++) + buf[i] = be32_to_cpu(tmp[i]); +end: + return err; +} + +static inline int +saffire_read_quad(struct snd_bebob *bebob, u64 offset, u32 *value) +{ + int err; + __be32 tmp; + + err = snd_fw_transaction(bebob->unit, TCODE_READ_QUADLET_REQUEST, + SAFFIRE_ADDRESS_BASE + offset, + &tmp, sizeof(__be32), 0); + if (err < 0) + goto end; + + *value = be32_to_cpu(tmp); +end: + return err; +} + +static inline int +saffire_write_quad(struct snd_bebob *bebob, u64 offset, u32 value) +{ + __be32 data = cpu_to_be32(value); + + return snd_fw_transaction(bebob->unit, TCODE_WRITE_QUADLET_REQUEST, + SAFFIRE_ADDRESS_BASE + offset, + &data, sizeof(__be32), 0); +} + +static const enum snd_bebob_clock_type saffirepro_10_clk_src_types[] = { + SND_BEBOB_CLOCK_TYPE_INTERNAL, + SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* S/PDIF */ + SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* Word Clock */ +}; +static const enum snd_bebob_clock_type saffirepro_26_clk_src_types[] = { + SND_BEBOB_CLOCK_TYPE_INTERNAL, + SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* S/PDIF */ + SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* ADAT1 */ + SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* ADAT2 */ + SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* Word Clock */ +}; +/* Value maps between registers and labels for SaffirePro 10/26. */ +static const signed char saffirepro_clk_maps[][SAFFIREPRO_CLOCK_SOURCE_COUNT] = { + /* SaffirePro 10 */ + [0] = { + [SAFFIREPRO_CLOCK_SOURCE_INTERNAL] = 0, + [SAFFIREPRO_CLOCK_SOURCE_SKIP] = -1, /* not supported */ + [SAFFIREPRO_CLOCK_SOURCE_SPDIF] = 1, + [SAFFIREPRO_CLOCK_SOURCE_ADAT1] = -1, /* not supported */ + [SAFFIREPRO_CLOCK_SOURCE_ADAT2] = -1, /* not supported */ + [SAFFIREPRO_CLOCK_SOURCE_WORDCLOCK] = 2, + }, + /* SaffirePro 26 */ + [1] = { + [SAFFIREPRO_CLOCK_SOURCE_INTERNAL] = 0, + [SAFFIREPRO_CLOCK_SOURCE_SKIP] = -1, /* not supported */ + [SAFFIREPRO_CLOCK_SOURCE_SPDIF] = 1, + [SAFFIREPRO_CLOCK_SOURCE_ADAT1] = 2, + [SAFFIREPRO_CLOCK_SOURCE_ADAT2] = 3, + [SAFFIREPRO_CLOCK_SOURCE_WORDCLOCK] = 4, + } +}; + +static int +saffirepro_both_clk_freq_get(struct snd_bebob *bebob, unsigned int *rate) +{ + u32 id; + int err; + + err = saffire_read_quad(bebob, SAFFIREPRO_RATE_NOREBOOT, &id); + if (err < 0) + goto end; + if (id >= ARRAY_SIZE(rates)) + err = -EIO; + else + *rate = rates[id]; +end: + return err; +} +static int +saffirepro_both_clk_freq_set(struct snd_bebob *bebob, unsigned int rate) +{ + u32 id; + + for (id = 0; id < ARRAY_SIZE(rates); id++) { + if (rates[id] == rate) + break; + } + if (id == ARRAY_SIZE(rates)) + return -EINVAL; + + return saffire_write_quad(bebob, SAFFIREPRO_RATE_NOREBOOT, id); +} + +/* + * query hardware for current clock source, return our internally + * used clock index in *id, depending on hardware. + */ +static int +saffirepro_both_clk_src_get(struct snd_bebob *bebob, unsigned int *id) +{ + int err; + u32 value; /* clock source read from hw register */ + const signed char *map; + + err = saffire_read_quad(bebob, SAFFIREPRO_OFFSET_CLOCK_SOURCE, &value); + if (err < 0) + goto end; + + /* depending on hardware, use a different mapping */ + if (bebob->spec->clock->types == saffirepro_10_clk_src_types) + map = saffirepro_clk_maps[0]; + else + map = saffirepro_clk_maps[1]; + + /* In a case that this driver cannot handle the value of register. */ + value &= SAFFIREPRO_CLOCK_SOURCE_SELECT_MASK; + if (value >= SAFFIREPRO_CLOCK_SOURCE_COUNT || map[value] < 0) { + err = -EIO; + goto end; + } + + *id = (unsigned int)map[value]; +end: + return err; +} + +const struct snd_bebob_spec saffire_le_spec; +static const enum snd_bebob_clock_type saffire_both_clk_src_types[] = { + SND_BEBOB_CLOCK_TYPE_INTERNAL, + SND_BEBOB_CLOCK_TYPE_EXTERNAL, +}; +static int +saffire_both_clk_src_get(struct snd_bebob *bebob, unsigned int *id) +{ + int err; + u32 value; + + err = saffire_read_quad(bebob, SAFFIRE_OFFSET_CLOCK_SOURCE, &value); + if (err >= 0) + *id = 0xff & value; + + return err; +}; +static const char *const saffire_le_meter_labels[] = { + ANA_IN, ANA_IN, DIG_IN, + ANA_OUT, ANA_OUT, ANA_OUT, ANA_OUT, + STM_IN, STM_IN +}; +static const char *const saffire_meter_labels[] = { + ANA_IN, ANA_IN, + STM_IN, STM_IN, STM_IN, STM_IN, STM_IN, +}; +static int +saffire_meter_get(struct snd_bebob *bebob, u32 *buf, unsigned int size) +{ + const struct snd_bebob_meter_spec *spec = bebob->spec->meter; + unsigned int channels; + u64 offset; + int err; + + if (spec->labels == saffire_le_meter_labels) + offset = SAFFIRE_LE_OFFSET_METER; + else + offset = SAFFIRE_OFFSET_METER; + + channels = spec->num * 2; + if (size < channels * sizeof(u32)) + return -EIO; + + err = saffire_read_block(bebob, offset, buf, size); + if (err >= 0 && spec->labels == saffire_le_meter_labels) { + swap(buf[1], buf[3]); + swap(buf[2], buf[3]); + swap(buf[3], buf[4]); + + swap(buf[7], buf[10]); + swap(buf[8], buf[10]); + swap(buf[9], buf[11]); + swap(buf[11], buf[12]); + + swap(buf[15], buf[16]); + } + + return err; +} + +static const struct snd_bebob_rate_spec saffirepro_both_rate_spec = { + .get = &saffirepro_both_clk_freq_get, + .set = &saffirepro_both_clk_freq_set, +}; +/* Saffire Pro 26 I/O */ +static const struct snd_bebob_clock_spec saffirepro_26_clk_spec = { + .num = ARRAY_SIZE(saffirepro_26_clk_src_types), + .types = saffirepro_26_clk_src_types, + .get = &saffirepro_both_clk_src_get, +}; +const struct snd_bebob_spec saffirepro_26_spec = { + .clock = &saffirepro_26_clk_spec, + .rate = &saffirepro_both_rate_spec, + .meter = NULL +}; +/* Saffire Pro 10 I/O */ +static const struct snd_bebob_clock_spec saffirepro_10_clk_spec = { + .num = ARRAY_SIZE(saffirepro_10_clk_src_types), + .types = saffirepro_10_clk_src_types, + .get = &saffirepro_both_clk_src_get, +}; +const struct snd_bebob_spec saffirepro_10_spec = { + .clock = &saffirepro_10_clk_spec, + .rate = &saffirepro_both_rate_spec, + .meter = NULL +}; + +static const struct snd_bebob_rate_spec saffire_both_rate_spec = { + .get = &snd_bebob_stream_get_rate, + .set = &snd_bebob_stream_set_rate, +}; +static const struct snd_bebob_clock_spec saffire_both_clk_spec = { + .num = ARRAY_SIZE(saffire_both_clk_src_types), + .types = saffire_both_clk_src_types, + .get = &saffire_both_clk_src_get, +}; +/* Saffire LE */ +static const struct snd_bebob_meter_spec saffire_le_meter_spec = { + .num = ARRAY_SIZE(saffire_le_meter_labels), + .labels = saffire_le_meter_labels, + .get = &saffire_meter_get, +}; +const struct snd_bebob_spec saffire_le_spec = { + .clock = &saffire_both_clk_spec, + .rate = &saffire_both_rate_spec, + .meter = &saffire_le_meter_spec +}; +/* Saffire */ +static const struct snd_bebob_meter_spec saffire_meter_spec = { + .num = ARRAY_SIZE(saffire_meter_labels), + .labels = saffire_meter_labels, + .get = &saffire_meter_get, +}; +const struct snd_bebob_spec saffire_spec = { + .clock = &saffire_both_clk_spec, + .rate = &saffire_both_rate_spec, + .meter = &saffire_meter_spec +}; diff --git a/sound/firewire/bebob/bebob_hwdep.c b/sound/firewire/bebob/bebob_hwdep.c new file mode 100644 index 000000000..6f9331655 --- /dev/null +++ b/sound/firewire/bebob/bebob_hwdep.c @@ -0,0 +1,194 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * bebob_hwdep.c - a part of driver for BeBoB based devices + * + * Copyright (c) 2013-2014 Takashi Sakamoto + */ + +/* + * This codes give three functionality. + * + * 1.get firewire node infomation + * 2.get notification about starting/stopping stream + * 3.lock/unlock stream + */ + +#include "bebob.h" + +static long +hwdep_read(struct snd_hwdep *hwdep, char __user *buf, long count, + loff_t *offset) +{ + struct snd_bebob *bebob = hwdep->private_data; + DEFINE_WAIT(wait); + union snd_firewire_event event; + + spin_lock_irq(&bebob->lock); + + while (!bebob->dev_lock_changed) { + prepare_to_wait(&bebob->hwdep_wait, &wait, TASK_INTERRUPTIBLE); + spin_unlock_irq(&bebob->lock); + schedule(); + finish_wait(&bebob->hwdep_wait, &wait); + if (signal_pending(current)) + return -ERESTARTSYS; + spin_lock_irq(&bebob->lock); + } + + memset(&event, 0, sizeof(event)); + count = min_t(long, count, sizeof(event.lock_status)); + event.lock_status.type = SNDRV_FIREWIRE_EVENT_LOCK_STATUS; + event.lock_status.status = (bebob->dev_lock_count > 0); + bebob->dev_lock_changed = false; + + spin_unlock_irq(&bebob->lock); + + if (copy_to_user(buf, &event, count)) + return -EFAULT; + + return count; +} + +static __poll_t +hwdep_poll(struct snd_hwdep *hwdep, struct file *file, poll_table *wait) +{ + struct snd_bebob *bebob = hwdep->private_data; + __poll_t events; + + poll_wait(file, &bebob->hwdep_wait, wait); + + spin_lock_irq(&bebob->lock); + if (bebob->dev_lock_changed) + events = EPOLLIN | EPOLLRDNORM; + else + events = 0; + spin_unlock_irq(&bebob->lock); + + return events; +} + +static int +hwdep_get_info(struct snd_bebob *bebob, void __user *arg) +{ + struct fw_device *dev = fw_parent_device(bebob->unit); + struct snd_firewire_get_info info; + + memset(&info, 0, sizeof(info)); + info.type = SNDRV_FIREWIRE_TYPE_BEBOB; + info.card = dev->card->index; + *(__be32 *)&info.guid[0] = cpu_to_be32(dev->config_rom[3]); + *(__be32 *)&info.guid[4] = cpu_to_be32(dev->config_rom[4]); + strscpy(info.device_name, dev_name(&dev->device), + sizeof(info.device_name)); + + if (copy_to_user(arg, &info, sizeof(info))) + return -EFAULT; + + return 0; +} + +static int +hwdep_lock(struct snd_bebob *bebob) +{ + int err; + + spin_lock_irq(&bebob->lock); + + if (bebob->dev_lock_count == 0) { + bebob->dev_lock_count = -1; + err = 0; + } else { + err = -EBUSY; + } + + spin_unlock_irq(&bebob->lock); + + return err; +} + +static int +hwdep_unlock(struct snd_bebob *bebob) +{ + int err; + + spin_lock_irq(&bebob->lock); + + if (bebob->dev_lock_count == -1) { + bebob->dev_lock_count = 0; + err = 0; + } else { + err = -EBADFD; + } + + spin_unlock_irq(&bebob->lock); + + return err; +} + +static int +hwdep_release(struct snd_hwdep *hwdep, struct file *file) +{ + struct snd_bebob *bebob = hwdep->private_data; + + spin_lock_irq(&bebob->lock); + if (bebob->dev_lock_count == -1) + bebob->dev_lock_count = 0; + spin_unlock_irq(&bebob->lock); + + return 0; +} + +static int +hwdep_ioctl(struct snd_hwdep *hwdep, struct file *file, + unsigned int cmd, unsigned long arg) +{ + struct snd_bebob *bebob = hwdep->private_data; + + switch (cmd) { + case SNDRV_FIREWIRE_IOCTL_GET_INFO: + return hwdep_get_info(bebob, (void __user *)arg); + case SNDRV_FIREWIRE_IOCTL_LOCK: + return hwdep_lock(bebob); + case SNDRV_FIREWIRE_IOCTL_UNLOCK: + return hwdep_unlock(bebob); + default: + return -ENOIOCTLCMD; + } +} + +#ifdef CONFIG_COMPAT +static int +hwdep_compat_ioctl(struct snd_hwdep *hwdep, struct file *file, + unsigned int cmd, unsigned long arg) +{ + return hwdep_ioctl(hwdep, file, cmd, + (unsigned long)compat_ptr(arg)); +} +#else +#define hwdep_compat_ioctl NULL +#endif + +int snd_bebob_create_hwdep_device(struct snd_bebob *bebob) +{ + static const struct snd_hwdep_ops ops = { + .read = hwdep_read, + .release = hwdep_release, + .poll = hwdep_poll, + .ioctl = hwdep_ioctl, + .ioctl_compat = hwdep_compat_ioctl, + }; + struct snd_hwdep *hwdep; + int err; + + err = snd_hwdep_new(bebob->card, "BeBoB", 0, &hwdep); + if (err < 0) + goto end; + strcpy(hwdep->name, "BeBoB"); + hwdep->iface = SNDRV_HWDEP_IFACE_FW_BEBOB; + hwdep->ops = ops; + hwdep->private_data = bebob; + hwdep->exclusive = true; +end: + return err; +} + diff --git a/sound/firewire/bebob/bebob_maudio.c b/sound/firewire/bebob/bebob_maudio.c new file mode 100644 index 000000000..177699e1b --- /dev/null +++ b/sound/firewire/bebob/bebob_maudio.c @@ -0,0 +1,797 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * bebob_maudio.c - a part of driver for BeBoB based devices + * + * Copyright (c) 2013-2014 Takashi Sakamoto + */ + +#include "./bebob.h" +#include <sound/control.h> + +/* + * Just powering on, Firewire 410/Audiophile/1814 and ProjectMix I/O wait to + * download firmware blob. To enable these devices, drivers should upload + * firmware blob and send a command to initialize configuration to factory + * settings when completing uploading. Then these devices generate bus reset + * and are recognized as new devices with the firmware. + * + * But with firmware version 5058 or later, the firmware is stored to flash + * memory in the device and drivers can tell bootloader to load the firmware + * by sending a cue. This cue must be sent one time. + * + * For streaming, both of output and input streams are needed for Firewire 410 + * and Ozonic. The single stream is OK for the other devices even if the clock + * source is not SYT-Match (I note no devices use SYT-Match). + * + * Without streaming, the devices except for Firewire Audiophile can mix any + * input and output. For this reason, Audiophile cannot be used as standalone + * mixer. + * + * Firewire 1814 and ProjectMix I/O uses special firmware. It will be freezed + * when receiving any commands which the firmware can't understand. These + * devices utilize completely different system to control. It is some + * write-transaction directly into a certain address. All of addresses for mixer + * functionality is between 0xffc700700000 to 0xffc70070009c. + */ + +/* Offset from information register */ +#define INFO_OFFSET_SW_DATE 0x20 + +/* Bootloader Protocol Version 1 */ +#define MAUDIO_BOOTLOADER_CUE1 0x00000001 +/* + * Initializing configuration to factory settings (= 0x1101), (swapped in line), + * Command code is zero (= 0x00), + * the number of operands is zero (= 0x00)(at least significant byte) + */ +#define MAUDIO_BOOTLOADER_CUE2 0x01110000 +/* padding */ +#define MAUDIO_BOOTLOADER_CUE3 0x00000000 + +#define MAUDIO_SPECIFIC_ADDRESS 0xffc700000000ULL + +#define METER_OFFSET 0x00600000 + +/* some device has sync info after metering data */ +#define METER_SIZE_SPECIAL 84 /* with sync info */ +#define METER_SIZE_FW410 76 /* with sync info */ +#define METER_SIZE_AUDIOPHILE 60 /* with sync info */ +#define METER_SIZE_SOLO 52 /* with sync info */ +#define METER_SIZE_OZONIC 48 +#define METER_SIZE_NRV10 80 + +/* labels for metering */ +#define ANA_IN "Analog In" +#define ANA_OUT "Analog Out" +#define DIG_IN "Digital In" +#define SPDIF_IN "S/PDIF In" +#define ADAT_IN "ADAT In" +#define DIG_OUT "Digital Out" +#define SPDIF_OUT "S/PDIF Out" +#define ADAT_OUT "ADAT Out" +#define STRM_IN "Stream In" +#define AUX_OUT "Aux Out" +#define HP_OUT "HP Out" +/* for NRV */ +#define UNKNOWN_METER "Unknown" + +struct special_params { + bool is1814; + unsigned int clk_src; + unsigned int dig_in_fmt; + unsigned int dig_out_fmt; + unsigned int clk_lock; + struct snd_ctl_elem_id *ctl_id_sync; +}; + +/* + * For some M-Audio devices, this module just send cue to load firmware. After + * loading, the device generates bus reset and newly detected. + * + * If we make any transactions to load firmware, the operation may failed. + */ +int snd_bebob_maudio_load_firmware(struct fw_unit *unit) +{ + struct fw_device *device = fw_parent_device(unit); + int err, rcode; + u64 date; + __le32 *cues; + + /* check date of software used to build */ + err = snd_bebob_read_block(unit, INFO_OFFSET_SW_DATE, + &date, sizeof(u64)); + if (err < 0) + return err; + /* + * firmware version 5058 or later has date later than "20070401", but + * 'date' is not null-terminated. + */ + if (date < 0x3230303730343031LL) { + dev_err(&unit->device, + "Use firmware version 5058 or later\n"); + return -ENXIO; + } + + cues = kmalloc_array(3, sizeof(*cues), GFP_KERNEL); + if (!cues) + return -ENOMEM; + + cues[0] = cpu_to_le32(MAUDIO_BOOTLOADER_CUE1); + cues[1] = cpu_to_le32(MAUDIO_BOOTLOADER_CUE2); + cues[2] = cpu_to_le32(MAUDIO_BOOTLOADER_CUE3); + + rcode = fw_run_transaction(device->card, TCODE_WRITE_BLOCK_REQUEST, + device->node_id, device->generation, + device->max_speed, BEBOB_ADDR_REG_REQ, + cues, 3 * sizeof(*cues)); + kfree(cues); + if (rcode != RCODE_COMPLETE) { + dev_err(&unit->device, + "Failed to send a cue to load firmware\n"); + err = -EIO; + } + + return err; +} + +static inline int +get_meter(struct snd_bebob *bebob, void *buf, unsigned int size) +{ + return snd_fw_transaction(bebob->unit, TCODE_READ_BLOCK_REQUEST, + MAUDIO_SPECIFIC_ADDRESS + METER_OFFSET, + buf, size, 0); +} + +static int +check_clk_sync(struct snd_bebob *bebob, unsigned int size, bool *sync) +{ + int err; + u8 *buf; + + buf = kmalloc(size, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + err = get_meter(bebob, buf, size); + if (err < 0) + goto end; + + /* if synced, this value is the same as SFC of FDF in CIP header */ + *sync = (buf[size - 2] != 0xff); +end: + kfree(buf); + return err; +} + +/* + * dig_fmt: 0x00:S/PDIF, 0x01:ADAT + * clk_lock: 0x00:unlock, 0x01:lock + */ +static int +avc_maudio_set_special_clk(struct snd_bebob *bebob, unsigned int clk_src, + unsigned int dig_in_fmt, unsigned int dig_out_fmt, + unsigned int clk_lock) +{ + struct special_params *params = bebob->maudio_special_quirk; + int err; + u8 *buf; + + if (amdtp_stream_running(&bebob->rx_stream) || + amdtp_stream_running(&bebob->tx_stream)) + return -EBUSY; + + buf = kmalloc(12, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + buf[0] = 0x00; /* CONTROL */ + buf[1] = 0xff; /* UNIT */ + buf[2] = 0x00; /* vendor dependent */ + buf[3] = 0x04; /* company ID high */ + buf[4] = 0x00; /* company ID middle */ + buf[5] = 0x04; /* company ID low */ + buf[6] = 0xff & clk_src; /* clock source */ + buf[7] = 0xff & dig_in_fmt; /* input digital format */ + buf[8] = 0xff & dig_out_fmt; /* output digital format */ + buf[9] = 0xff & clk_lock; /* lock these settings */ + buf[10] = 0x00; /* padding */ + buf[11] = 0x00; /* padding */ + + err = fcp_avc_transaction(bebob->unit, buf, 12, buf, 12, + BIT(1) | BIT(2) | BIT(3) | BIT(4) | + BIT(5) | BIT(6) | BIT(7) | BIT(8) | + BIT(9)); + if ((err > 0) && (err < 10)) + err = -EIO; + else if (buf[0] == 0x08) /* NOT IMPLEMENTED */ + err = -ENOSYS; + else if (buf[0] == 0x0a) /* REJECTED */ + err = -EINVAL; + if (err < 0) + goto end; + + params->clk_src = buf[6]; + params->dig_in_fmt = buf[7]; + params->dig_out_fmt = buf[8]; + params->clk_lock = buf[9]; + + if (params->ctl_id_sync) + snd_ctl_notify(bebob->card, SNDRV_CTL_EVENT_MASK_VALUE, + params->ctl_id_sync); + + err = 0; +end: + kfree(buf); + return err; +} +static void +special_stream_formation_set(struct snd_bebob *bebob) +{ + static const unsigned int ch_table[2][2][3] = { + /* AMDTP_OUT_STREAM */ + { { 6, 6, 4 }, /* SPDIF */ + { 12, 8, 4 } }, /* ADAT */ + /* AMDTP_IN_STREAM */ + { { 10, 10, 2 }, /* SPDIF */ + { 16, 12, 2 } } /* ADAT */ + }; + struct special_params *params = bebob->maudio_special_quirk; + unsigned int i, max; + + max = SND_BEBOB_STRM_FMT_ENTRIES - 1; + if (!params->is1814) + max -= 2; + + for (i = 0; i < max; i++) { + bebob->tx_stream_formations[i + 1].pcm = + ch_table[AMDTP_IN_STREAM][params->dig_in_fmt][i / 2]; + bebob->tx_stream_formations[i + 1].midi = 1; + + bebob->rx_stream_formations[i + 1].pcm = + ch_table[AMDTP_OUT_STREAM][params->dig_out_fmt][i / 2]; + bebob->rx_stream_formations[i + 1].midi = 1; + } +} + +static int add_special_controls(struct snd_bebob *bebob); +int +snd_bebob_maudio_special_discover(struct snd_bebob *bebob, bool is1814) +{ + struct special_params *params; + int err; + + params = devm_kzalloc(&bebob->card->card_dev, + sizeof(struct special_params), GFP_KERNEL); + if (!params) + return -ENOMEM; + + mutex_lock(&bebob->mutex); + + bebob->maudio_special_quirk = (void *)params; + params->is1814 = is1814; + + /* initialize these parameters because driver is not allowed to ask */ + bebob->rx_stream.context = ERR_PTR(-1); + bebob->tx_stream.context = ERR_PTR(-1); + err = avc_maudio_set_special_clk(bebob, 0x03, 0x00, 0x00, 0x00); + if (err < 0) { + dev_err(&bebob->unit->device, + "fail to initialize clock params: %d\n", err); + goto end; + } + + err = add_special_controls(bebob); + if (err < 0) + goto end; + + special_stream_formation_set(bebob); + + if (params->is1814) { + bebob->midi_input_ports = 1; + bebob->midi_output_ports = 1; + } else { + bebob->midi_input_ports = 2; + bebob->midi_output_ports = 2; + } +end: + mutex_unlock(&bebob->mutex); + return err; +} + +/* Input plug shows actual rate. Output plug is needless for this purpose. */ +static int special_get_rate(struct snd_bebob *bebob, unsigned int *rate) +{ + int err, trials; + + trials = 0; + do { + err = avc_general_get_sig_fmt(bebob->unit, rate, + AVC_GENERAL_PLUG_DIR_IN, 0); + } while (err == -EAGAIN && ++trials < 3); + + return err; +} +static int special_set_rate(struct snd_bebob *bebob, unsigned int rate) +{ + struct special_params *params = bebob->maudio_special_quirk; + int err; + + err = avc_general_set_sig_fmt(bebob->unit, rate, + AVC_GENERAL_PLUG_DIR_OUT, 0); + if (err < 0) + goto end; + + /* + * Just after changing sampling rate for output, a followed command + * for input is easy to fail. This is a workaround fot this issue. + */ + msleep(100); + + err = avc_general_set_sig_fmt(bebob->unit, rate, + AVC_GENERAL_PLUG_DIR_IN, 0); + if (err < 0) + goto end; + + if (params->ctl_id_sync) + snd_ctl_notify(bebob->card, SNDRV_CTL_EVENT_MASK_VALUE, + params->ctl_id_sync); +end: + return err; +} + +/* Clock source control for special firmware */ +static const enum snd_bebob_clock_type special_clk_types[] = { + SND_BEBOB_CLOCK_TYPE_INTERNAL, /* With digital mute */ + SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* SPDIF/ADAT */ + SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* Word Clock */ + SND_BEBOB_CLOCK_TYPE_INTERNAL, +}; +static int special_clk_get(struct snd_bebob *bebob, unsigned int *id) +{ + struct special_params *params = bebob->maudio_special_quirk; + *id = params->clk_src; + return 0; +} +static int special_clk_ctl_info(struct snd_kcontrol *kctl, + struct snd_ctl_elem_info *einf) +{ + static const char *const special_clk_labels[] = { + "Internal with Digital Mute", + "Digital", + "Word Clock", + "Internal" + }; + return snd_ctl_enum_info(einf, 1, ARRAY_SIZE(special_clk_types), + special_clk_labels); +} +static int special_clk_ctl_get(struct snd_kcontrol *kctl, + struct snd_ctl_elem_value *uval) +{ + struct snd_bebob *bebob = snd_kcontrol_chip(kctl); + struct special_params *params = bebob->maudio_special_quirk; + uval->value.enumerated.item[0] = params->clk_src; + return 0; +} +static int special_clk_ctl_put(struct snd_kcontrol *kctl, + struct snd_ctl_elem_value *uval) +{ + struct snd_bebob *bebob = snd_kcontrol_chip(kctl); + struct special_params *params = bebob->maudio_special_quirk; + int err, id; + + id = uval->value.enumerated.item[0]; + if (id >= ARRAY_SIZE(special_clk_types)) + return -EINVAL; + + mutex_lock(&bebob->mutex); + + err = avc_maudio_set_special_clk(bebob, id, + params->dig_in_fmt, + params->dig_out_fmt, + params->clk_lock); + mutex_unlock(&bebob->mutex); + + if (err >= 0) + err = 1; + + return err; +} +static const struct snd_kcontrol_new special_clk_ctl = { + .name = "Clock Source", + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, + .info = special_clk_ctl_info, + .get = special_clk_ctl_get, + .put = special_clk_ctl_put +}; + +/* Clock synchronization control for special firmware */ +static int special_sync_ctl_info(struct snd_kcontrol *kctl, + struct snd_ctl_elem_info *einf) +{ + einf->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; + einf->count = 1; + einf->value.integer.min = 0; + einf->value.integer.max = 1; + + return 0; +} +static int special_sync_ctl_get(struct snd_kcontrol *kctl, + struct snd_ctl_elem_value *uval) +{ + struct snd_bebob *bebob = snd_kcontrol_chip(kctl); + int err; + bool synced = 0; + + err = check_clk_sync(bebob, METER_SIZE_SPECIAL, &synced); + if (err >= 0) + uval->value.integer.value[0] = synced; + + return 0; +} +static const struct snd_kcontrol_new special_sync_ctl = { + .name = "Sync Status", + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = SNDRV_CTL_ELEM_ACCESS_READ, + .info = special_sync_ctl_info, + .get = special_sync_ctl_get, +}; + +/* Digital input interface control for special firmware */ +static const char *const special_dig_in_iface_labels[] = { + "S/PDIF Optical", "S/PDIF Coaxial", "ADAT Optical" +}; +static int special_dig_in_iface_ctl_info(struct snd_kcontrol *kctl, + struct snd_ctl_elem_info *einf) +{ + return snd_ctl_enum_info(einf, 1, + ARRAY_SIZE(special_dig_in_iface_labels), + special_dig_in_iface_labels); +} +static int special_dig_in_iface_ctl_get(struct snd_kcontrol *kctl, + struct snd_ctl_elem_value *uval) +{ + struct snd_bebob *bebob = snd_kcontrol_chip(kctl); + struct special_params *params = bebob->maudio_special_quirk; + unsigned int dig_in_iface; + int err, val; + + mutex_lock(&bebob->mutex); + + err = avc_audio_get_selector(bebob->unit, 0x00, 0x04, + &dig_in_iface); + if (err < 0) { + dev_err(&bebob->unit->device, + "fail to get digital input interface: %d\n", err); + goto end; + } + + /* encoded id for user value */ + val = (params->dig_in_fmt << 1) | (dig_in_iface & 0x01); + + /* for ADAT Optical */ + if (val > 2) + val = 2; + + uval->value.enumerated.item[0] = val; +end: + mutex_unlock(&bebob->mutex); + return err; +} +static int special_dig_in_iface_ctl_set(struct snd_kcontrol *kctl, + struct snd_ctl_elem_value *uval) +{ + struct snd_bebob *bebob = snd_kcontrol_chip(kctl); + struct special_params *params = bebob->maudio_special_quirk; + unsigned int id, dig_in_fmt, dig_in_iface; + int err; + + id = uval->value.enumerated.item[0]; + if (id >= ARRAY_SIZE(special_dig_in_iface_labels)) + return -EINVAL; + + /* decode user value */ + dig_in_fmt = (id >> 1) & 0x01; + dig_in_iface = id & 0x01; + + mutex_lock(&bebob->mutex); + + err = avc_maudio_set_special_clk(bebob, + params->clk_src, + dig_in_fmt, + params->dig_out_fmt, + params->clk_lock); + if (err < 0) + goto end; + + /* For ADAT, optical interface is only available. */ + if (params->dig_in_fmt > 0) { + err = 1; + goto end; + } + + /* For S/PDIF, optical/coaxial interfaces are selectable. */ + err = avc_audio_set_selector(bebob->unit, 0x00, 0x04, dig_in_iface); + if (err < 0) + dev_err(&bebob->unit->device, + "fail to set digital input interface: %d\n", err); + err = 1; +end: + special_stream_formation_set(bebob); + mutex_unlock(&bebob->mutex); + return err; +} +static const struct snd_kcontrol_new special_dig_in_iface_ctl = { + .name = "Digital Input Interface", + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, + .info = special_dig_in_iface_ctl_info, + .get = special_dig_in_iface_ctl_get, + .put = special_dig_in_iface_ctl_set +}; + +/* Digital output interface control for special firmware */ +static const char *const special_dig_out_iface_labels[] = { + "S/PDIF Optical and Coaxial", "ADAT Optical" +}; +static int special_dig_out_iface_ctl_info(struct snd_kcontrol *kctl, + struct snd_ctl_elem_info *einf) +{ + return snd_ctl_enum_info(einf, 1, + ARRAY_SIZE(special_dig_out_iface_labels), + special_dig_out_iface_labels); +} +static int special_dig_out_iface_ctl_get(struct snd_kcontrol *kctl, + struct snd_ctl_elem_value *uval) +{ + struct snd_bebob *bebob = snd_kcontrol_chip(kctl); + struct special_params *params = bebob->maudio_special_quirk; + mutex_lock(&bebob->mutex); + uval->value.enumerated.item[0] = params->dig_out_fmt; + mutex_unlock(&bebob->mutex); + return 0; +} +static int special_dig_out_iface_ctl_set(struct snd_kcontrol *kctl, + struct snd_ctl_elem_value *uval) +{ + struct snd_bebob *bebob = snd_kcontrol_chip(kctl); + struct special_params *params = bebob->maudio_special_quirk; + unsigned int id; + int err; + + id = uval->value.enumerated.item[0]; + if (id >= ARRAY_SIZE(special_dig_out_iface_labels)) + return -EINVAL; + + mutex_lock(&bebob->mutex); + + err = avc_maudio_set_special_clk(bebob, + params->clk_src, + params->dig_in_fmt, + id, params->clk_lock); + if (err >= 0) { + special_stream_formation_set(bebob); + err = 1; + } + + mutex_unlock(&bebob->mutex); + return err; +} +static const struct snd_kcontrol_new special_dig_out_iface_ctl = { + .name = "Digital Output Interface", + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, + .info = special_dig_out_iface_ctl_info, + .get = special_dig_out_iface_ctl_get, + .put = special_dig_out_iface_ctl_set +}; + +static int add_special_controls(struct snd_bebob *bebob) +{ + struct snd_kcontrol *kctl; + struct special_params *params = bebob->maudio_special_quirk; + int err; + + kctl = snd_ctl_new1(&special_clk_ctl, bebob); + err = snd_ctl_add(bebob->card, kctl); + if (err < 0) + goto end; + + kctl = snd_ctl_new1(&special_sync_ctl, bebob); + err = snd_ctl_add(bebob->card, kctl); + if (err < 0) + goto end; + params->ctl_id_sync = &kctl->id; + + kctl = snd_ctl_new1(&special_dig_in_iface_ctl, bebob); + err = snd_ctl_add(bebob->card, kctl); + if (err < 0) + goto end; + + kctl = snd_ctl_new1(&special_dig_out_iface_ctl, bebob); + err = snd_ctl_add(bebob->card, kctl); +end: + return err; +} + +/* Hardware metering for special firmware */ +static const char *const special_meter_labels[] = { + ANA_IN, ANA_IN, ANA_IN, ANA_IN, + SPDIF_IN, + ADAT_IN, ADAT_IN, ADAT_IN, ADAT_IN, + ANA_OUT, ANA_OUT, + SPDIF_OUT, + ADAT_OUT, ADAT_OUT, ADAT_OUT, ADAT_OUT, + HP_OUT, HP_OUT, + AUX_OUT +}; +static int +special_meter_get(struct snd_bebob *bebob, u32 *target, unsigned int size) +{ + __be16 *buf; + unsigned int i, c, channels; + int err; + + channels = ARRAY_SIZE(special_meter_labels) * 2; + if (size < channels * sizeof(u32)) + return -EINVAL; + + /* omit last 4 bytes because it's clock info. */ + buf = kmalloc(METER_SIZE_SPECIAL - 4, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + err = get_meter(bebob, (void *)buf, METER_SIZE_SPECIAL - 4); + if (err < 0) + goto end; + + /* Its format is u16 and some channels are unknown. */ + i = 0; + for (c = 2; c < channels + 2; c++) + target[i++] = be16_to_cpu(buf[c]) << 16; +end: + kfree(buf); + return err; +} + +/* last 4 bytes are omitted because it's clock info. */ +static const char *const fw410_meter_labels[] = { + ANA_IN, DIG_IN, + ANA_OUT, ANA_OUT, ANA_OUT, ANA_OUT, DIG_OUT, + HP_OUT +}; +static const char *const audiophile_meter_labels[] = { + ANA_IN, DIG_IN, + ANA_OUT, ANA_OUT, DIG_OUT, + HP_OUT, AUX_OUT, +}; +static const char *const solo_meter_labels[] = { + ANA_IN, DIG_IN, + STRM_IN, STRM_IN, + ANA_OUT, DIG_OUT +}; + +/* no clock info */ +static const char *const ozonic_meter_labels[] = { + ANA_IN, ANA_IN, + STRM_IN, STRM_IN, + ANA_OUT, ANA_OUT +}; +/* TODO: need testers. these positions are based on authour's assumption */ +static const char *const nrv10_meter_labels[] = { + ANA_IN, ANA_IN, ANA_IN, ANA_IN, + DIG_IN, + ANA_OUT, ANA_OUT, ANA_OUT, ANA_OUT, + DIG_IN +}; +static int +normal_meter_get(struct snd_bebob *bebob, u32 *buf, unsigned int size) +{ + const struct snd_bebob_meter_spec *spec = bebob->spec->meter; + unsigned int c, channels; + int err; + + channels = spec->num * 2; + if (size < channels * sizeof(u32)) + return -EINVAL; + + err = get_meter(bebob, (void *)buf, size); + if (err < 0) + goto end; + + for (c = 0; c < channels; c++) + be32_to_cpus(&buf[c]); + + /* swap stream channels because inverted */ + if (spec->labels == solo_meter_labels) { + swap(buf[4], buf[6]); + swap(buf[5], buf[7]); + } +end: + return err; +} + +/* for special customized devices */ +static const struct snd_bebob_rate_spec special_rate_spec = { + .get = &special_get_rate, + .set = &special_set_rate, +}; +static const struct snd_bebob_clock_spec special_clk_spec = { + .num = ARRAY_SIZE(special_clk_types), + .types = special_clk_types, + .get = &special_clk_get, +}; +static const struct snd_bebob_meter_spec special_meter_spec = { + .num = ARRAY_SIZE(special_meter_labels), + .labels = special_meter_labels, + .get = &special_meter_get +}; +const struct snd_bebob_spec maudio_special_spec = { + .clock = &special_clk_spec, + .rate = &special_rate_spec, + .meter = &special_meter_spec +}; + +/* Firewire 410 specification */ +static const struct snd_bebob_rate_spec usual_rate_spec = { + .get = &snd_bebob_stream_get_rate, + .set = &snd_bebob_stream_set_rate, +}; +static const struct snd_bebob_meter_spec fw410_meter_spec = { + .num = ARRAY_SIZE(fw410_meter_labels), + .labels = fw410_meter_labels, + .get = &normal_meter_get +}; +const struct snd_bebob_spec maudio_fw410_spec = { + .clock = NULL, + .rate = &usual_rate_spec, + .meter = &fw410_meter_spec +}; + +/* Firewire Audiophile specification */ +static const struct snd_bebob_meter_spec audiophile_meter_spec = { + .num = ARRAY_SIZE(audiophile_meter_labels), + .labels = audiophile_meter_labels, + .get = &normal_meter_get +}; +const struct snd_bebob_spec maudio_audiophile_spec = { + .clock = NULL, + .rate = &usual_rate_spec, + .meter = &audiophile_meter_spec +}; + +/* Firewire Solo specification */ +static const struct snd_bebob_meter_spec solo_meter_spec = { + .num = ARRAY_SIZE(solo_meter_labels), + .labels = solo_meter_labels, + .get = &normal_meter_get +}; +const struct snd_bebob_spec maudio_solo_spec = { + .clock = NULL, + .rate = &usual_rate_spec, + .meter = &solo_meter_spec +}; + +/* Ozonic specification */ +static const struct snd_bebob_meter_spec ozonic_meter_spec = { + .num = ARRAY_SIZE(ozonic_meter_labels), + .labels = ozonic_meter_labels, + .get = &normal_meter_get +}; +const struct snd_bebob_spec maudio_ozonic_spec = { + .clock = NULL, + .rate = &usual_rate_spec, + .meter = &ozonic_meter_spec +}; + +/* NRV10 specification */ +static const struct snd_bebob_meter_spec nrv10_meter_spec = { + .num = ARRAY_SIZE(nrv10_meter_labels), + .labels = nrv10_meter_labels, + .get = &normal_meter_get +}; +const struct snd_bebob_spec maudio_nrv10_spec = { + .clock = NULL, + .rate = &usual_rate_spec, + .meter = &nrv10_meter_spec +}; diff --git a/sound/firewire/bebob/bebob_midi.c b/sound/firewire/bebob/bebob_midi.c new file mode 100644 index 000000000..6f597d03e --- /dev/null +++ b/sound/firewire/bebob/bebob_midi.c @@ -0,0 +1,146 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * bebob_midi.c - a part of driver for BeBoB based devices + * + * Copyright (c) 2013-2014 Takashi Sakamoto + */ + +#include "bebob.h" + +static int midi_open(struct snd_rawmidi_substream *substream) +{ + struct snd_bebob *bebob = substream->rmidi->private_data; + int err; + + err = snd_bebob_stream_lock_try(bebob); + if (err < 0) + return err; + + mutex_lock(&bebob->mutex); + err = snd_bebob_stream_reserve_duplex(bebob, 0, 0, 0); + if (err >= 0) { + ++bebob->substreams_counter; + err = snd_bebob_stream_start_duplex(bebob); + if (err < 0) + --bebob->substreams_counter; + } + mutex_unlock(&bebob->mutex); + if (err < 0) + snd_bebob_stream_lock_release(bebob); + + return err; +} + +static int midi_close(struct snd_rawmidi_substream *substream) +{ + struct snd_bebob *bebob = substream->rmidi->private_data; + + mutex_lock(&bebob->mutex); + bebob->substreams_counter--; + snd_bebob_stream_stop_duplex(bebob); + mutex_unlock(&bebob->mutex); + + snd_bebob_stream_lock_release(bebob); + return 0; +} + +static void midi_capture_trigger(struct snd_rawmidi_substream *substrm, int up) +{ + struct snd_bebob *bebob = substrm->rmidi->private_data; + unsigned long flags; + + spin_lock_irqsave(&bebob->lock, flags); + + if (up) + amdtp_am824_midi_trigger(&bebob->tx_stream, + substrm->number, substrm); + else + amdtp_am824_midi_trigger(&bebob->tx_stream, + substrm->number, NULL); + + spin_unlock_irqrestore(&bebob->lock, flags); +} + +static void midi_playback_trigger(struct snd_rawmidi_substream *substrm, int up) +{ + struct snd_bebob *bebob = substrm->rmidi->private_data; + unsigned long flags; + + spin_lock_irqsave(&bebob->lock, flags); + + if (up) + amdtp_am824_midi_trigger(&bebob->rx_stream, + substrm->number, substrm); + else + amdtp_am824_midi_trigger(&bebob->rx_stream, + substrm->number, NULL); + + spin_unlock_irqrestore(&bebob->lock, flags); +} + +static void set_midi_substream_names(struct snd_bebob *bebob, + struct snd_rawmidi_str *str) +{ + struct snd_rawmidi_substream *subs; + + list_for_each_entry(subs, &str->substreams, list) { + snprintf(subs->name, sizeof(subs->name), + "%s MIDI %d", + bebob->card->shortname, subs->number + 1); + } +} + +int snd_bebob_create_midi_devices(struct snd_bebob *bebob) +{ + static const struct snd_rawmidi_ops capture_ops = { + .open = midi_open, + .close = midi_close, + .trigger = midi_capture_trigger, + }; + static const struct snd_rawmidi_ops playback_ops = { + .open = midi_open, + .close = midi_close, + .trigger = midi_playback_trigger, + }; + struct snd_rawmidi *rmidi; + struct snd_rawmidi_str *str; + int err; + + /* create midi ports */ + err = snd_rawmidi_new(bebob->card, bebob->card->driver, 0, + bebob->midi_output_ports, bebob->midi_input_ports, + &rmidi); + if (err < 0) + return err; + + snprintf(rmidi->name, sizeof(rmidi->name), + "%s MIDI", bebob->card->shortname); + rmidi->private_data = bebob; + + if (bebob->midi_input_ports > 0) { + rmidi->info_flags |= SNDRV_RAWMIDI_INFO_INPUT; + + snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, + &capture_ops); + + str = &rmidi->streams[SNDRV_RAWMIDI_STREAM_INPUT]; + + set_midi_substream_names(bebob, str); + } + + if (bebob->midi_output_ports > 0) { + rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT; + + snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, + &playback_ops); + + str = &rmidi->streams[SNDRV_RAWMIDI_STREAM_OUTPUT]; + + set_midi_substream_names(bebob, str); + } + + if ((bebob->midi_output_ports > 0) && (bebob->midi_input_ports > 0)) + rmidi->info_flags |= SNDRV_RAWMIDI_INFO_DUPLEX; + + return 0; +} diff --git a/sound/firewire/bebob/bebob_pcm.c b/sound/firewire/bebob/bebob_pcm.c new file mode 100644 index 000000000..ce49eef0f --- /dev/null +++ b/sound/firewire/bebob/bebob_pcm.c @@ -0,0 +1,377 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * bebob_pcm.c - a part of driver for BeBoB based devices + * + * Copyright (c) 2013-2014 Takashi Sakamoto + */ + +#include "./bebob.h" + +static int +hw_rule_rate(struct snd_pcm_hw_params *params, struct snd_pcm_hw_rule *rule) +{ + struct snd_bebob_stream_formation *formations = rule->private; + struct snd_interval *r = + hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); + const struct snd_interval *c = + hw_param_interval_c(params, SNDRV_PCM_HW_PARAM_CHANNELS); + struct snd_interval t = { + .min = UINT_MAX, .max = 0, .integer = 1 + }; + unsigned int i; + + for (i = 0; i < SND_BEBOB_STRM_FMT_ENTRIES; i++) { + /* entry is invalid */ + if (formations[i].pcm == 0) + continue; + + if (!snd_interval_test(c, formations[i].pcm)) + continue; + + t.min = min(t.min, snd_bebob_rate_table[i]); + t.max = max(t.max, snd_bebob_rate_table[i]); + + } + return snd_interval_refine(r, &t); +} + +static int +hw_rule_channels(struct snd_pcm_hw_params *params, struct snd_pcm_hw_rule *rule) +{ + struct snd_bebob_stream_formation *formations = rule->private; + struct snd_interval *c = + hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + const struct snd_interval *r = + hw_param_interval_c(params, SNDRV_PCM_HW_PARAM_RATE); + struct snd_interval t = { + .min = UINT_MAX, .max = 0, .integer = 1 + }; + + unsigned int i; + + for (i = 0; i < SND_BEBOB_STRM_FMT_ENTRIES; i++) { + /* entry is invalid */ + if (formations[i].pcm == 0) + continue; + + if (!snd_interval_test(r, snd_bebob_rate_table[i])) + continue; + + t.min = min(t.min, formations[i].pcm); + t.max = max(t.max, formations[i].pcm); + } + + return snd_interval_refine(c, &t); +} + +static void +limit_channels_and_rates(struct snd_pcm_hardware *hw, + struct snd_bebob_stream_formation *formations) +{ + unsigned int i; + + hw->channels_min = UINT_MAX; + hw->channels_max = 0; + + hw->rate_min = UINT_MAX; + hw->rate_max = 0; + hw->rates = 0; + + for (i = 0; i < SND_BEBOB_STRM_FMT_ENTRIES; i++) { + /* entry has no PCM channels */ + if (formations[i].pcm == 0) + continue; + + hw->channels_min = min(hw->channels_min, formations[i].pcm); + hw->channels_max = max(hw->channels_max, formations[i].pcm); + + hw->rate_min = min(hw->rate_min, snd_bebob_rate_table[i]); + hw->rate_max = max(hw->rate_max, snd_bebob_rate_table[i]); + hw->rates |= snd_pcm_rate_to_rate_bit(snd_bebob_rate_table[i]); + } +} + +static int +pcm_init_hw_params(struct snd_bebob *bebob, + struct snd_pcm_substream *substream) +{ + struct snd_pcm_runtime *runtime = substream->runtime; + struct amdtp_stream *s; + struct snd_bebob_stream_formation *formations; + int err; + + if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { + runtime->hw.formats = AM824_IN_PCM_FORMAT_BITS; + s = &bebob->tx_stream; + formations = bebob->tx_stream_formations; + } else { + runtime->hw.formats = AM824_OUT_PCM_FORMAT_BITS; + s = &bebob->rx_stream; + formations = bebob->rx_stream_formations; + } + + limit_channels_and_rates(&runtime->hw, formations); + + err = snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, + hw_rule_channels, formations, + SNDRV_PCM_HW_PARAM_RATE, -1); + if (err < 0) + goto end; + + err = snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + hw_rule_rate, formations, + SNDRV_PCM_HW_PARAM_CHANNELS, -1); + if (err < 0) + goto end; + + err = amdtp_am824_add_pcm_hw_constraints(s, runtime); +end: + return err; +} + +static int pcm_open(struct snd_pcm_substream *substream) +{ + struct snd_bebob *bebob = substream->private_data; + const struct snd_bebob_rate_spec *spec = bebob->spec->rate; + struct amdtp_domain *d = &bebob->domain; + enum snd_bebob_clock_type src; + int err; + + err = snd_bebob_stream_lock_try(bebob); + if (err < 0) + return err; + + err = pcm_init_hw_params(bebob, substream); + if (err < 0) + goto err_locked; + + err = snd_bebob_stream_get_clock_src(bebob, &src); + if (err < 0) + goto err_locked; + + mutex_lock(&bebob->mutex); + + // When source of clock is not internal or any stream is reserved for + // transmission of PCM frames, the available sampling rate is limited + // at current one. + if (src == SND_BEBOB_CLOCK_TYPE_EXTERNAL || + (bebob->substreams_counter > 0 && d->events_per_period > 0)) { + unsigned int frames_per_period = d->events_per_period; + unsigned int frames_per_buffer = d->events_per_buffer; + unsigned int sampling_rate; + + err = spec->get(bebob, &sampling_rate); + if (err < 0) { + mutex_unlock(&bebob->mutex); + dev_err(&bebob->unit->device, + "fail to get sampling rate: %d\n", err); + goto err_locked; + } + + substream->runtime->hw.rate_min = sampling_rate; + substream->runtime->hw.rate_max = sampling_rate; + + if (frames_per_period > 0) { + err = snd_pcm_hw_constraint_minmax(substream->runtime, + SNDRV_PCM_HW_PARAM_PERIOD_SIZE, + frames_per_period, frames_per_period); + if (err < 0) { + mutex_unlock(&bebob->mutex); + goto err_locked; + } + + err = snd_pcm_hw_constraint_minmax(substream->runtime, + SNDRV_PCM_HW_PARAM_BUFFER_SIZE, + frames_per_buffer, frames_per_buffer); + if (err < 0) { + mutex_unlock(&bebob->mutex); + goto err_locked; + } + } + } + + mutex_unlock(&bebob->mutex); + + snd_pcm_set_sync(substream); + + return 0; +err_locked: + snd_bebob_stream_lock_release(bebob); + return err; +} + +static int +pcm_close(struct snd_pcm_substream *substream) +{ + struct snd_bebob *bebob = substream->private_data; + snd_bebob_stream_lock_release(bebob); + return 0; +} + +static int pcm_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *hw_params) +{ + struct snd_bebob *bebob = substream->private_data; + int err = 0; + + if (substream->runtime->state == SNDRV_PCM_STATE_OPEN) { + unsigned int rate = params_rate(hw_params); + unsigned int frames_per_period = params_period_size(hw_params); + unsigned int frames_per_buffer = params_buffer_size(hw_params); + + mutex_lock(&bebob->mutex); + err = snd_bebob_stream_reserve_duplex(bebob, rate, + frames_per_period, frames_per_buffer); + if (err >= 0) + ++bebob->substreams_counter; + mutex_unlock(&bebob->mutex); + } + + return err; +} + +static int pcm_hw_free(struct snd_pcm_substream *substream) +{ + struct snd_bebob *bebob = substream->private_data; + + mutex_lock(&bebob->mutex); + + if (substream->runtime->state != SNDRV_PCM_STATE_OPEN) + bebob->substreams_counter--; + + snd_bebob_stream_stop_duplex(bebob); + + mutex_unlock(&bebob->mutex); + + return 0; +} + +static int +pcm_capture_prepare(struct snd_pcm_substream *substream) +{ + struct snd_bebob *bebob = substream->private_data; + int err; + + err = snd_bebob_stream_start_duplex(bebob); + if (err >= 0) + amdtp_stream_pcm_prepare(&bebob->tx_stream); + + return err; +} +static int +pcm_playback_prepare(struct snd_pcm_substream *substream) +{ + struct snd_bebob *bebob = substream->private_data; + int err; + + err = snd_bebob_stream_start_duplex(bebob); + if (err >= 0) + amdtp_stream_pcm_prepare(&bebob->rx_stream); + + return err; +} + +static int +pcm_capture_trigger(struct snd_pcm_substream *substream, int cmd) +{ + struct snd_bebob *bebob = substream->private_data; + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + amdtp_stream_pcm_trigger(&bebob->tx_stream, substream); + break; + case SNDRV_PCM_TRIGGER_STOP: + amdtp_stream_pcm_trigger(&bebob->tx_stream, NULL); + break; + default: + return -EINVAL; + } + + return 0; +} +static int +pcm_playback_trigger(struct snd_pcm_substream *substream, int cmd) +{ + struct snd_bebob *bebob = substream->private_data; + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + amdtp_stream_pcm_trigger(&bebob->rx_stream, substream); + break; + case SNDRV_PCM_TRIGGER_STOP: + amdtp_stream_pcm_trigger(&bebob->rx_stream, NULL); + break; + default: + return -EINVAL; + } + + return 0; +} + +static snd_pcm_uframes_t pcm_capture_pointer(struct snd_pcm_substream *sbstrm) +{ + struct snd_bebob *bebob = sbstrm->private_data; + + return amdtp_domain_stream_pcm_pointer(&bebob->domain, + &bebob->tx_stream); +} +static snd_pcm_uframes_t pcm_playback_pointer(struct snd_pcm_substream *sbstrm) +{ + struct snd_bebob *bebob = sbstrm->private_data; + + return amdtp_domain_stream_pcm_pointer(&bebob->domain, + &bebob->rx_stream); +} + +static int pcm_capture_ack(struct snd_pcm_substream *substream) +{ + struct snd_bebob *bebob = substream->private_data; + + return amdtp_domain_stream_pcm_ack(&bebob->domain, &bebob->tx_stream); +} + +static int pcm_playback_ack(struct snd_pcm_substream *substream) +{ + struct snd_bebob *bebob = substream->private_data; + + return amdtp_domain_stream_pcm_ack(&bebob->domain, &bebob->rx_stream); +} + +int snd_bebob_create_pcm_devices(struct snd_bebob *bebob) +{ + static const struct snd_pcm_ops capture_ops = { + .open = pcm_open, + .close = pcm_close, + .hw_params = pcm_hw_params, + .hw_free = pcm_hw_free, + .prepare = pcm_capture_prepare, + .trigger = pcm_capture_trigger, + .pointer = pcm_capture_pointer, + .ack = pcm_capture_ack, + }; + static const struct snd_pcm_ops playback_ops = { + .open = pcm_open, + .close = pcm_close, + .hw_params = pcm_hw_params, + .hw_free = pcm_hw_free, + .prepare = pcm_playback_prepare, + .trigger = pcm_playback_trigger, + .pointer = pcm_playback_pointer, + .ack = pcm_playback_ack, + }; + struct snd_pcm *pcm; + int err; + + err = snd_pcm_new(bebob->card, bebob->card->driver, 0, 1, 1, &pcm); + if (err < 0) + goto end; + + pcm->private_data = bebob; + snprintf(pcm->name, sizeof(pcm->name), + "%s PCM", bebob->card->shortname); + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &playback_ops); + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &capture_ops); + snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_VMALLOC, NULL, 0, 0); +end: + return err; +} diff --git a/sound/firewire/bebob/bebob_proc.c b/sound/firewire/bebob/bebob_proc.c new file mode 100644 index 000000000..f659b888a --- /dev/null +++ b/sound/firewire/bebob/bebob_proc.c @@ -0,0 +1,189 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * bebob_proc.c - a part of driver for BeBoB based devices + * + * Copyright (c) 2013-2014 Takashi Sakamoto + */ + +#include "./bebob.h" + +/* contents of information register */ +struct hw_info { + u64 manufacturer; + u32 protocol_ver; + u32 bld_ver; + u32 guid[2]; + u32 model_id; + u32 model_rev; + u64 fw_date; + u64 fw_time; + u32 fw_id; + u32 fw_ver; + u32 base_addr; + u32 max_size; + u64 bld_date; + u64 bld_time; +/* may not used in product + u64 dbg_date; + u64 dbg_time; + u32 dbg_id; + u32 dbg_version; +*/ +} __packed; + +static void +proc_read_hw_info(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + struct snd_bebob *bebob = entry->private_data; + struct hw_info *info; + + info = kzalloc(sizeof(struct hw_info), GFP_KERNEL); + if (info == NULL) + return; + + if (snd_bebob_read_block(bebob->unit, 0, + info, sizeof(struct hw_info)) < 0) + goto end; + + snd_iprintf(buffer, "Manufacturer:\t%.8s\n", + (char *)&info->manufacturer); + snd_iprintf(buffer, "Protocol Ver:\t%d\n", info->protocol_ver); + snd_iprintf(buffer, "Build Ver:\t%d\n", info->bld_ver); + snd_iprintf(buffer, "GUID:\t\t0x%.8X%.8X\n", + info->guid[0], info->guid[1]); + snd_iprintf(buffer, "Model ID:\t0x%02X\n", info->model_id); + snd_iprintf(buffer, "Model Rev:\t%d\n", info->model_rev); + snd_iprintf(buffer, "Firmware Date:\t%.8s\n", (char *)&info->fw_date); + snd_iprintf(buffer, "Firmware Time:\t%.8s\n", (char *)&info->fw_time); + snd_iprintf(buffer, "Firmware ID:\t0x%X\n", info->fw_id); + snd_iprintf(buffer, "Firmware Ver:\t%d\n", info->fw_ver); + snd_iprintf(buffer, "Base Addr:\t0x%X\n", info->base_addr); + snd_iprintf(buffer, "Max Size:\t%d\n", info->max_size); + snd_iprintf(buffer, "Loader Date:\t%.8s\n", (char *)&info->bld_date); + snd_iprintf(buffer, "Loader Time:\t%.8s\n", (char *)&info->bld_time); + +end: + kfree(info); +} + +static void +proc_read_meters(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + struct snd_bebob *bebob = entry->private_data; + const struct snd_bebob_meter_spec *spec = bebob->spec->meter; + u32 *buf; + unsigned int i, c, channels, size; + + if (spec == NULL) + return; + + channels = spec->num * 2; + size = channels * sizeof(u32); + buf = kmalloc(size, GFP_KERNEL); + if (buf == NULL) + return; + + if (spec->get(bebob, buf, size) < 0) + goto end; + + for (i = 0, c = 1; i < channels; i++) { + snd_iprintf(buffer, "%s %d:\t%d\n", + spec->labels[i / 2], c++, buf[i]); + if ((i + 1 < channels - 1) && + (strcmp(spec->labels[i / 2], + spec->labels[(i + 1) / 2]) != 0)) + c = 1; + } +end: + kfree(buf); +} + +static void +proc_read_formation(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + struct snd_bebob *bebob = entry->private_data; + struct snd_bebob_stream_formation *formation; + unsigned int i; + + snd_iprintf(buffer, "Output Stream from device:\n"); + snd_iprintf(buffer, "\tRate\tPCM\tMIDI\n"); + formation = bebob->tx_stream_formations; + for (i = 0; i < SND_BEBOB_STRM_FMT_ENTRIES; i++) { + snd_iprintf(buffer, + "\t%d\t%d\t%d\n", snd_bebob_rate_table[i], + formation[i].pcm, formation[i].midi); + } + + snd_iprintf(buffer, "Input Stream to device:\n"); + snd_iprintf(buffer, "\tRate\tPCM\tMIDI\n"); + formation = bebob->rx_stream_formations; + for (i = 0; i < SND_BEBOB_STRM_FMT_ENTRIES; i++) { + snd_iprintf(buffer, + "\t%d\t%d\t%d\n", snd_bebob_rate_table[i], + formation[i].pcm, formation[i].midi); + } +} + +static void +proc_read_clock(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + static const char *const clk_labels[] = { + "Internal", + "External", + "SYT-Match", + }; + struct snd_bebob *bebob = entry->private_data; + const struct snd_bebob_rate_spec *rate_spec = bebob->spec->rate; + const struct snd_bebob_clock_spec *clk_spec = bebob->spec->clock; + enum snd_bebob_clock_type src; + unsigned int rate; + + if (rate_spec->get(bebob, &rate) >= 0) + snd_iprintf(buffer, "Sampling rate: %d\n", rate); + + if (snd_bebob_stream_get_clock_src(bebob, &src) >= 0) { + if (clk_spec) + snd_iprintf(buffer, "Clock Source: %s\n", + clk_labels[src]); + else + snd_iprintf(buffer, "Clock Source: %s (MSU-dest: %d)\n", + clk_labels[src], bebob->sync_input_plug); + } +} + +static void +add_node(struct snd_bebob *bebob, 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(bebob->card, name, root); + if (entry) + snd_info_set_text_ops(entry, bebob, op); +} + +void snd_bebob_proc_init(struct snd_bebob *bebob) +{ + 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(bebob->card, "firewire", + bebob->card->proc_root); + if (root == NULL) + return; + root->mode = S_IFDIR | 0555; + + add_node(bebob, root, "clock", proc_read_clock); + add_node(bebob, root, "firmware", proc_read_hw_info); + add_node(bebob, root, "formation", proc_read_formation); + + if (bebob->spec->meter != NULL) + add_node(bebob, root, "meter", proc_read_meters); +} diff --git a/sound/firewire/bebob/bebob_stream.c b/sound/firewire/bebob/bebob_stream.c new file mode 100644 index 000000000..8629b14de --- /dev/null +++ b/sound/firewire/bebob/bebob_stream.c @@ -0,0 +1,996 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * bebob_stream.c - a part of driver for BeBoB based devices + * + * Copyright (c) 2013-2014 Takashi Sakamoto + */ + +#include "./bebob.h" + +#define READY_TIMEOUT_MS 4000 + +/* + * NOTE; + * For BeBoB streams, Both of input and output CMP connection are important. + * + * For most devices, each CMP connection starts to transmit/receive a + * corresponding stream. But for a few devices, both of CMP connection needs + * to start transmitting stream. An example is 'M-Audio Firewire 410'. + */ + +/* 128 is an arbitrary length but it seems to be enough */ +#define FORMAT_MAXIMUM_LENGTH 128 + +const unsigned int snd_bebob_rate_table[SND_BEBOB_STRM_FMT_ENTRIES] = { + [0] = 32000, + [1] = 44100, + [2] = 48000, + [3] = 88200, + [4] = 96000, + [5] = 176400, + [6] = 192000, +}; + +/* + * See: Table 51: Extended Stream Format Info ‘Sampling Frequency’ + * in Additional AVC commands (Nov 2003, BridgeCo) + */ +static const unsigned int bridgeco_freq_table[] = { + [0] = 0x02, + [1] = 0x03, + [2] = 0x04, + [3] = 0x0a, + [4] = 0x05, + [5] = 0x06, + [6] = 0x07, +}; + +static int +get_formation_index(unsigned int rate, unsigned int *index) +{ + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(snd_bebob_rate_table); i++) { + if (snd_bebob_rate_table[i] == rate) { + *index = i; + return 0; + } + } + return -EINVAL; +} + +int +snd_bebob_stream_get_rate(struct snd_bebob *bebob, unsigned int *curr_rate) +{ + unsigned int tx_rate, rx_rate, trials; + int err; + + trials = 0; + do { + err = avc_general_get_sig_fmt(bebob->unit, &tx_rate, + AVC_GENERAL_PLUG_DIR_OUT, 0); + } while (err == -EAGAIN && ++trials < 3); + if (err < 0) + goto end; + + trials = 0; + do { + err = avc_general_get_sig_fmt(bebob->unit, &rx_rate, + AVC_GENERAL_PLUG_DIR_IN, 0); + } while (err == -EAGAIN && ++trials < 3); + if (err < 0) + goto end; + + *curr_rate = rx_rate; + if (rx_rate == tx_rate) + goto end; + + /* synchronize receive stream rate to transmit stream rate */ + err = avc_general_set_sig_fmt(bebob->unit, rx_rate, + AVC_GENERAL_PLUG_DIR_IN, 0); +end: + return err; +} + +int +snd_bebob_stream_set_rate(struct snd_bebob *bebob, unsigned int rate) +{ + int err; + + err = avc_general_set_sig_fmt(bebob->unit, rate, + AVC_GENERAL_PLUG_DIR_OUT, 0); + if (err < 0) + goto end; + + err = avc_general_set_sig_fmt(bebob->unit, rate, + AVC_GENERAL_PLUG_DIR_IN, 0); + if (err < 0) + goto end; + + /* + * Some devices need a bit time for transition. + * 300msec is got by some experiments. + */ + msleep(300); +end: + return err; +} + +int snd_bebob_stream_get_clock_src(struct snd_bebob *bebob, + enum snd_bebob_clock_type *src) +{ + const struct snd_bebob_clock_spec *clk_spec = bebob->spec->clock; + u8 addr[AVC_BRIDGECO_ADDR_BYTES], input[7]; + unsigned int id; + enum avc_bridgeco_plug_type type; + int err = 0; + + /* 1.The device has its own operation to switch source of clock */ + if (clk_spec) { + err = clk_spec->get(bebob, &id); + if (err < 0) { + dev_err(&bebob->unit->device, + "fail to get clock source: %d\n", err); + goto end; + } + + if (id >= clk_spec->num) { + dev_err(&bebob->unit->device, + "clock source %d out of range 0..%d\n", + id, clk_spec->num - 1); + err = -EIO; + goto end; + } + + *src = clk_spec->types[id]; + goto end; + } + + /* + * 2.The device don't support to switch source of clock then assumed + * to use internal clock always + */ + if (bebob->sync_input_plug < 0) { + *src = SND_BEBOB_CLOCK_TYPE_INTERNAL; + goto end; + } + + /* + * 3.The device supports to switch source of clock by an usual way. + * Let's check input for 'Music Sub Unit Sync Input' plug. + */ + avc_bridgeco_fill_msu_addr(addr, AVC_BRIDGECO_PLUG_DIR_IN, + bebob->sync_input_plug); + err = avc_bridgeco_get_plug_input(bebob->unit, addr, input); + if (err < 0) { + dev_err(&bebob->unit->device, + "fail to get an input for MSU in plug %d: %d\n", + bebob->sync_input_plug, err); + goto end; + } + + /* + * If there are no input plugs, all of fields are 0xff. + * Here check the first field. This field is used for direction. + */ + if (input[0] == 0xff) { + *src = SND_BEBOB_CLOCK_TYPE_INTERNAL; + goto end; + } + + /* The source from any output plugs is for one purpose only. */ + if (input[0] == AVC_BRIDGECO_PLUG_DIR_OUT) { + /* + * In BeBoB architecture, the source from music subunit may + * bypass from oPCR[0]. This means that this source gives + * synchronization to IEEE 1394 cycle start packet. + */ + if (input[1] == AVC_BRIDGECO_PLUG_MODE_SUBUNIT && + input[2] == 0x0c) { + *src = SND_BEBOB_CLOCK_TYPE_INTERNAL; + goto end; + } + /* The source from any input units is for several purposes. */ + } else if (input[1] == AVC_BRIDGECO_PLUG_MODE_UNIT) { + if (input[2] == AVC_BRIDGECO_PLUG_UNIT_ISOC) { + if (input[3] == 0x00) { + /* + * This source comes from iPCR[0]. This means + * that presentation timestamp calculated by + * SYT series of the received packets. In + * short, this driver is the master of + * synchronization. + */ + *src = SND_BEBOB_CLOCK_TYPE_SYT; + goto end; + } else { + /* + * This source comes from iPCR[1-29]. This + * means that the synchronization stream is not + * the Audio/MIDI compound stream. + */ + *src = SND_BEBOB_CLOCK_TYPE_EXTERNAL; + goto end; + } + } else if (input[2] == AVC_BRIDGECO_PLUG_UNIT_EXT) { + /* Check type of this plug. */ + avc_bridgeco_fill_unit_addr(addr, + AVC_BRIDGECO_PLUG_DIR_IN, + AVC_BRIDGECO_PLUG_UNIT_EXT, + input[3]); + err = avc_bridgeco_get_plug_type(bebob->unit, addr, + &type); + if (err < 0) + goto end; + + if (type == AVC_BRIDGECO_PLUG_TYPE_DIG) { + /* + * SPDIF/ADAT or sometimes (not always) word + * clock. + */ + *src = SND_BEBOB_CLOCK_TYPE_EXTERNAL; + goto end; + } else if (type == AVC_BRIDGECO_PLUG_TYPE_SYNC) { + /* Often word clock. */ + *src = SND_BEBOB_CLOCK_TYPE_EXTERNAL; + goto end; + } else if (type == AVC_BRIDGECO_PLUG_TYPE_ADDITION) { + /* + * Not standard. + * Mostly, additional internal clock. + */ + *src = SND_BEBOB_CLOCK_TYPE_INTERNAL; + goto end; + } + } + } + + /* Not supported. */ + err = -EIO; +end: + return err; +} + +static int map_data_channels(struct snd_bebob *bebob, struct amdtp_stream *s) +{ + unsigned int sec, sections, ch, channels; + unsigned int pcm, midi, location; + unsigned int stm_pos, sec_loc, pos; + u8 *buf, addr[AVC_BRIDGECO_ADDR_BYTES], type; + enum avc_bridgeco_plug_dir dir; + int err; + + /* + * The length of return value of this command cannot be expected. Here + * use the maximum length of FCP. + */ + buf = kzalloc(256, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + if (s == &bebob->tx_stream) + dir = AVC_BRIDGECO_PLUG_DIR_OUT; + else + dir = AVC_BRIDGECO_PLUG_DIR_IN; + + avc_bridgeco_fill_unit_addr(addr, dir, AVC_BRIDGECO_PLUG_UNIT_ISOC, 0); + err = avc_bridgeco_get_plug_ch_pos(bebob->unit, addr, buf, 256); + if (err < 0) { + dev_err(&bebob->unit->device, + "fail to get channel position for isoc %s plug 0: %d\n", + (dir == AVC_BRIDGECO_PLUG_DIR_IN) ? "in" : "out", + err); + goto end; + } + pos = 0; + + /* positions in I/O buffer */ + pcm = 0; + midi = 0; + + /* the number of sections in AMDTP packet */ + sections = buf[pos++]; + + for (sec = 0; sec < sections; sec++) { + /* type of this section */ + avc_bridgeco_fill_unit_addr(addr, dir, + AVC_BRIDGECO_PLUG_UNIT_ISOC, 0); + err = avc_bridgeco_get_plug_section_type(bebob->unit, addr, + sec, &type); + if (err < 0) { + dev_err(&bebob->unit->device, + "fail to get section type for isoc %s plug 0: %d\n", + (dir == AVC_BRIDGECO_PLUG_DIR_IN) ? "in" : + "out", + err); + goto end; + } + /* NoType */ + if (type == 0xff) { + err = -ENOSYS; + goto end; + } + + /* the number of channels in this section */ + channels = buf[pos++]; + + for (ch = 0; ch < channels; ch++) { + /* position of this channel in AMDTP packet */ + stm_pos = buf[pos++] - 1; + /* location of this channel in this section */ + sec_loc = buf[pos++] - 1; + + /* + * Basically the number of location is within the + * number of channels in this section. But some models + * of M-Audio don't follow this. Its location for MIDI + * is the position of MIDI channels in AMDTP packet. + */ + if (sec_loc >= channels) + sec_loc = ch; + + switch (type) { + /* for MIDI conformant data channel */ + case 0x0a: + /* AMDTP_MAX_CHANNELS_FOR_MIDI is 1. */ + if ((midi > 0) && (stm_pos != midi)) { + err = -ENOSYS; + goto end; + } + amdtp_am824_set_midi_position(s, stm_pos); + midi = stm_pos; + break; + /* for PCM data channel */ + case 0x01: /* Headphone */ + case 0x02: /* Microphone */ + case 0x03: /* Line */ + case 0x04: /* SPDIF */ + case 0x05: /* ADAT */ + case 0x06: /* TDIF */ + case 0x07: /* MADI */ + /* for undefined/changeable signal */ + case 0x08: /* Analog */ + case 0x09: /* Digital */ + default: + location = pcm + sec_loc; + if (location >= AM824_MAX_CHANNELS_FOR_PCM) { + err = -ENOSYS; + goto end; + } + amdtp_am824_set_pcm_position(s, location, + stm_pos); + break; + } + } + + if (type != 0x0a) + pcm += channels; + else + midi += channels; + } +end: + kfree(buf); + return err; +} + +static int +check_connection_used_by_others(struct snd_bebob *bebob, struct amdtp_stream *s) +{ + struct cmp_connection *conn; + bool used; + int err; + + if (s == &bebob->tx_stream) + conn = &bebob->out_conn; + else + conn = &bebob->in_conn; + + err = cmp_connection_check_used(conn, &used); + if ((err >= 0) && used && !amdtp_stream_running(s)) { + dev_err(&bebob->unit->device, + "Connection established by others: %cPCR[%d]\n", + (conn->direction == CMP_OUTPUT) ? 'o' : 'i', + conn->pcr_index); + err = -EBUSY; + } + + return err; +} + +static void break_both_connections(struct snd_bebob *bebob) +{ + cmp_connection_break(&bebob->in_conn); + cmp_connection_break(&bebob->out_conn); +} + +static int start_stream(struct snd_bebob *bebob, struct amdtp_stream *stream) +{ + struct cmp_connection *conn; + int err = 0; + + if (stream == &bebob->rx_stream) + conn = &bebob->in_conn; + else + conn = &bebob->out_conn; + + // channel mapping. + if (bebob->maudio_special_quirk == NULL) { + err = map_data_channels(bebob, stream); + if (err < 0) + return err; + } + + err = cmp_connection_establish(conn); + if (err < 0) + return err; + + return amdtp_domain_add_stream(&bebob->domain, stream, + conn->resources.channel, conn->speed); +} + +static int init_stream(struct snd_bebob *bebob, struct amdtp_stream *stream) +{ + unsigned int flags = CIP_BLOCKING; + enum amdtp_stream_direction dir_stream; + struct cmp_connection *conn; + enum cmp_direction dir_conn; + int err; + + if (stream == &bebob->tx_stream) { + dir_stream = AMDTP_IN_STREAM; + conn = &bebob->out_conn; + dir_conn = CMP_OUTPUT; + } else { + dir_stream = AMDTP_OUT_STREAM; + conn = &bebob->in_conn; + dir_conn = CMP_INPUT; + } + + if (stream == &bebob->tx_stream) { + if (bebob->quirks & SND_BEBOB_QUIRK_WRONG_DBC) + flags |= CIP_EMPTY_HAS_WRONG_DBC; + } + + err = cmp_connection_init(conn, bebob->unit, dir_conn, 0); + if (err < 0) + return err; + + err = amdtp_am824_init(stream, bebob->unit, dir_stream, flags); + if (err < 0) { + cmp_connection_destroy(conn); + return err; + } + + return 0; +} + +static void destroy_stream(struct snd_bebob *bebob, struct amdtp_stream *stream) +{ + amdtp_stream_destroy(stream); + + if (stream == &bebob->tx_stream) + cmp_connection_destroy(&bebob->out_conn); + else + cmp_connection_destroy(&bebob->in_conn); +} + +int snd_bebob_stream_init_duplex(struct snd_bebob *bebob) +{ + int err; + + err = init_stream(bebob, &bebob->tx_stream); + if (err < 0) + return err; + + err = init_stream(bebob, &bebob->rx_stream); + if (err < 0) { + destroy_stream(bebob, &bebob->tx_stream); + return err; + } + + err = amdtp_domain_init(&bebob->domain); + if (err < 0) { + destroy_stream(bebob, &bebob->tx_stream); + destroy_stream(bebob, &bebob->rx_stream); + } + + return err; +} + +static int keep_resources(struct snd_bebob *bebob, struct amdtp_stream *stream, + unsigned int rate, unsigned int index) +{ + unsigned int pcm_channels; + unsigned int midi_ports; + struct cmp_connection *conn; + int err; + + if (stream == &bebob->tx_stream) { + pcm_channels = bebob->tx_stream_formations[index].pcm; + midi_ports = bebob->midi_input_ports; + conn = &bebob->out_conn; + } else { + pcm_channels = bebob->rx_stream_formations[index].pcm; + midi_ports = bebob->midi_output_ports; + conn = &bebob->in_conn; + } + + err = amdtp_am824_set_parameters(stream, rate, pcm_channels, midi_ports, false); + if (err < 0) + return err; + + return cmp_connection_reserve(conn, amdtp_stream_get_max_payload(stream)); +} + +int snd_bebob_stream_reserve_duplex(struct snd_bebob *bebob, unsigned int rate, + unsigned int frames_per_period, + unsigned int frames_per_buffer) +{ + unsigned int curr_rate; + int err; + + // Considering JACK/FFADO streaming: + // TODO: This can be removed hwdep functionality becomes popular. + err = check_connection_used_by_others(bebob, &bebob->rx_stream); + if (err < 0) + return err; + + err = bebob->spec->rate->get(bebob, &curr_rate); + if (err < 0) + return err; + if (rate == 0) + rate = curr_rate; + if (curr_rate != rate) { + amdtp_domain_stop(&bebob->domain); + break_both_connections(bebob); + + cmp_connection_release(&bebob->out_conn); + cmp_connection_release(&bebob->in_conn); + } + + if (bebob->substreams_counter == 0 || curr_rate != rate) { + unsigned int index; + + // NOTE: + // If establishing connections at first, Yamaha GO46 + // (and maybe Terratec X24) don't generate sound. + // + // For firmware customized by M-Audio, refer to next NOTE. + err = bebob->spec->rate->set(bebob, rate); + if (err < 0) { + dev_err(&bebob->unit->device, + "fail to set sampling rate: %d\n", + err); + return err; + } + + err = get_formation_index(rate, &index); + if (err < 0) + return err; + + err = keep_resources(bebob, &bebob->tx_stream, rate, index); + if (err < 0) + return err; + + err = keep_resources(bebob, &bebob->rx_stream, rate, index); + if (err < 0) { + cmp_connection_release(&bebob->out_conn); + return err; + } + + err = amdtp_domain_set_events_per_period(&bebob->domain, + frames_per_period, frames_per_buffer); + if (err < 0) { + cmp_connection_release(&bebob->out_conn); + cmp_connection_release(&bebob->in_conn); + return err; + } + } + + return 0; +} + +int snd_bebob_stream_start_duplex(struct snd_bebob *bebob) +{ + int err; + + // Need no substreams. + if (bebob->substreams_counter == 0) + return -EIO; + + // packet queueing error or detecting discontinuity + if (amdtp_streaming_error(&bebob->rx_stream) || + amdtp_streaming_error(&bebob->tx_stream)) { + amdtp_domain_stop(&bebob->domain); + break_both_connections(bebob); + } + + if (!amdtp_stream_running(&bebob->rx_stream)) { + enum snd_bebob_clock_type src; + unsigned int curr_rate; + unsigned int tx_init_skip_cycles; + + if (bebob->maudio_special_quirk) { + err = bebob->spec->rate->get(bebob, &curr_rate); + if (err < 0) + return err; + } + + err = snd_bebob_stream_get_clock_src(bebob, &src); + if (err < 0) + return err; + + err = start_stream(bebob, &bebob->rx_stream); + if (err < 0) + goto error; + + err = start_stream(bebob, &bebob->tx_stream); + if (err < 0) + goto error; + + if (!(bebob->quirks & SND_BEBOB_QUIRK_INITIAL_DISCONTINUOUS_DBC)) + tx_init_skip_cycles = 0; + else + tx_init_skip_cycles = 16000; + + // MEMO: Some devices start packet transmission long enough after establishment of + // CMP connection. In the early stage of packet streaming, any device transfers + // NODATA packets. After several hundred cycles, it begins to multiplex event into + // the packet with adequate value of syt field in CIP header. Some devices are + // strictly to generate any discontinuity in the sequence of tx packet when they + // receives inadequate sequence of value in syt field of CIP header. In the case, + // the request to break CMP connection is often corrupted, then any transaction + // results in unrecoverable error, sometimes generate bus-reset. + err = amdtp_domain_start(&bebob->domain, tx_init_skip_cycles, true, false); + if (err < 0) + goto error; + + // NOTE: + // The firmware customized by M-Audio uses these commands to + // start transmitting stream. This is not usual way. + if (bebob->maudio_special_quirk) { + err = bebob->spec->rate->set(bebob, curr_rate); + if (err < 0) { + dev_err(&bebob->unit->device, + "fail to ensure sampling rate: %d\n", + err); + goto error; + } + } + + // Some devices postpone start of transmission mostly for 1 sec after receives + // packets firstly. + if (!amdtp_domain_wait_ready(&bebob->domain, READY_TIMEOUT_MS)) { + err = -ETIMEDOUT; + goto error; + } + } + + return 0; +error: + amdtp_domain_stop(&bebob->domain); + break_both_connections(bebob); + return err; +} + +void snd_bebob_stream_stop_duplex(struct snd_bebob *bebob) +{ + if (bebob->substreams_counter == 0) { + amdtp_domain_stop(&bebob->domain); + break_both_connections(bebob); + + cmp_connection_release(&bebob->out_conn); + cmp_connection_release(&bebob->in_conn); + } +} + +/* + * This function should be called before starting streams or after stopping + * streams. + */ +void snd_bebob_stream_destroy_duplex(struct snd_bebob *bebob) +{ + amdtp_domain_destroy(&bebob->domain); + + destroy_stream(bebob, &bebob->tx_stream); + destroy_stream(bebob, &bebob->rx_stream); +} + +/* + * See: Table 50: Extended Stream Format Info Format Hierarchy Level 2’ + * in Additional AVC commands (Nov 2003, BridgeCo) + * Also 'Clause 12 AM824 sequence adaption layers' in IEC 61883-6:2005 + */ +static int +parse_stream_formation(u8 *buf, unsigned int len, + struct snd_bebob_stream_formation *formation) +{ + unsigned int i, e, channels, format; + + /* + * this module can support a hierarchy combination that: + * Root: Audio and Music (0x90) + * Level 1: AM824 Compound (0x40) + */ + if ((buf[0] != 0x90) || (buf[1] != 0x40)) + return -ENOSYS; + + /* check sampling rate */ + for (i = 0; i < ARRAY_SIZE(bridgeco_freq_table); i++) { + if (buf[2] == bridgeco_freq_table[i]) + break; + } + if (i == ARRAY_SIZE(bridgeco_freq_table)) + return -ENOSYS; + + /* Avoid double count by different entries for the same rate. */ + memset(&formation[i], 0, sizeof(struct snd_bebob_stream_formation)); + + for (e = 0; e < buf[4]; e++) { + channels = buf[5 + e * 2]; + format = buf[6 + e * 2]; + + switch (format) { + /* IEC 60958 Conformant, currently handled as MBLA */ + case 0x00: + /* Multi bit linear audio */ + case 0x06: /* Raw */ + formation[i].pcm += channels; + break; + /* MIDI Conformant */ + case 0x0d: + formation[i].midi += channels; + break; + /* IEC 61937-3 to 7 */ + case 0x01: + case 0x02: + case 0x03: + case 0x04: + case 0x05: + /* Multi bit linear audio */ + case 0x07: /* DVD-Audio */ + case 0x0c: /* High Precision */ + /* One Bit Audio */ + case 0x08: /* (Plain) Raw */ + case 0x09: /* (Plain) SACD */ + case 0x0a: /* (Encoded) Raw */ + case 0x0b: /* (Encoded) SACD */ + /* Synchronization Stream (Stereo Raw audio) */ + case 0x40: + /* Don't care */ + case 0xff: + default: + return -ENOSYS; /* not supported */ + } + } + + if (formation[i].pcm > AM824_MAX_CHANNELS_FOR_PCM || + formation[i].midi > AM824_MAX_CHANNELS_FOR_MIDI) + return -ENOSYS; + + return 0; +} + +static int fill_stream_formations(struct snd_bebob *bebob, u8 addr[AVC_BRIDGECO_ADDR_BYTES], + enum avc_bridgeco_plug_dir plug_dir, unsigned int plug_id, + struct snd_bebob_stream_formation *formations) +{ + enum avc_bridgeco_plug_type plug_type; + u8 *buf; + unsigned int len, eid; + int err; + + avc_bridgeco_fill_unit_addr(addr, plug_dir, AVC_BRIDGECO_PLUG_UNIT_ISOC, plug_id); + + err = avc_bridgeco_get_plug_type(bebob->unit, addr, &plug_type); + if (err < 0) { + dev_err(&bebob->unit->device, + "Fail to get type for isoc %d plug 0: %d\n", plug_dir, err); + return err; + } else if (plug_type != AVC_BRIDGECO_PLUG_TYPE_ISOC) + return -ENXIO; + + buf = kmalloc(FORMAT_MAXIMUM_LENGTH, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + for (eid = 0; eid < SND_BEBOB_STRM_FMT_ENTRIES; ++eid) { + avc_bridgeco_fill_unit_addr(addr, plug_dir, AVC_BRIDGECO_PLUG_UNIT_ISOC, plug_id); + + len = FORMAT_MAXIMUM_LENGTH; + err = avc_bridgeco_get_plug_strm_fmt(bebob->unit, addr, buf, &len, eid); + // No entries remained. + if (err == -EINVAL && eid > 0) { + err = 0; + break; + } else if (err < 0) { + dev_err(&bebob->unit->device, + "fail to get stream format %d for isoc %d plug %d:%d\n", + eid, plug_dir, plug_id, err); + break; + } + + err = parse_stream_formation(buf, len, formations); + if (err < 0) + break; + } + + kfree(buf); + return err; +} + +static int detect_midi_ports(struct snd_bebob *bebob, + const struct snd_bebob_stream_formation *formats, + u8 addr[AVC_BRIDGECO_ADDR_BYTES], enum avc_bridgeco_plug_dir plug_dir, + unsigned int plug_count, unsigned int *midi_ports) +{ + int i; + int err = 0; + + *midi_ports = 0; + + /// Detect the number of available MIDI ports when packet has MIDI conformant data channel. + for (i = 0; i < SND_BEBOB_STRM_FMT_ENTRIES; ++i) { + if (formats[i].midi > 0) + break; + } + if (i >= SND_BEBOB_STRM_FMT_ENTRIES) + return 0; + + for (i = 0; i < plug_count; ++i) { + enum avc_bridgeco_plug_type plug_type; + unsigned int ch_count; + + avc_bridgeco_fill_unit_addr(addr, plug_dir, AVC_BRIDGECO_PLUG_UNIT_EXT, i); + + err = avc_bridgeco_get_plug_type(bebob->unit, addr, &plug_type); + if (err < 0) { + dev_err(&bebob->unit->device, + "fail to get type for external %d plug %d: %d\n", + plug_dir, i, err); + break; + } else if (plug_type != AVC_BRIDGECO_PLUG_TYPE_MIDI) { + continue; + } + + err = avc_bridgeco_get_plug_ch_count(bebob->unit, addr, &ch_count); + if (err < 0) + break; + // Yamaha GO44, GO46, Terratec Phase 24, Phase x24 reports 0 for the number of + // channels in external output plug 3 (MIDI type) even if it has a pair of physical + // MIDI jacks. As a workaround, assume it as one. + if (ch_count == 0) + ch_count = 1; + *midi_ports += ch_count; + } + + return err; +} + +static int +seek_msu_sync_input_plug(struct snd_bebob *bebob) +{ + u8 plugs[AVC_PLUG_INFO_BUF_BYTES], addr[AVC_BRIDGECO_ADDR_BYTES]; + unsigned int i; + enum avc_bridgeco_plug_type type; + int err; + + /* Get the number of Music Sub Unit for both direction. */ + err = avc_general_get_plug_info(bebob->unit, 0x0c, 0x00, 0x00, plugs); + if (err < 0) { + dev_err(&bebob->unit->device, + "fail to get info for MSU in/out plugs: %d\n", + err); + goto end; + } + + /* seek destination plugs for 'MSU sync input' */ + bebob->sync_input_plug = -1; + for (i = 0; i < plugs[0]; i++) { + avc_bridgeco_fill_msu_addr(addr, AVC_BRIDGECO_PLUG_DIR_IN, i); + err = avc_bridgeco_get_plug_type(bebob->unit, addr, &type); + if (err < 0) { + dev_err(&bebob->unit->device, + "fail to get type for MSU in plug %d: %d\n", + i, err); + goto end; + } + + if (type == AVC_BRIDGECO_PLUG_TYPE_SYNC) { + bebob->sync_input_plug = i; + break; + } + } +end: + return err; +} + +int snd_bebob_stream_discover(struct snd_bebob *bebob) +{ + const struct snd_bebob_clock_spec *clk_spec = bebob->spec->clock; + u8 plugs[AVC_PLUG_INFO_BUF_BYTES], addr[AVC_BRIDGECO_ADDR_BYTES]; + int err; + + /* the number of plugs for isoc in/out, ext in/out */ + err = avc_general_get_plug_info(bebob->unit, 0x1f, 0x07, 0x00, plugs); + if (err < 0) { + dev_err(&bebob->unit->device, + "fail to get info for isoc/external in/out plugs: %d\n", + err); + goto end; + } + + /* + * This module supports at least one isoc input plug and one isoc + * output plug. + */ + if ((plugs[0] == 0) || (plugs[1] == 0)) { + err = -ENOSYS; + goto end; + } + + err = fill_stream_formations(bebob, addr, AVC_BRIDGECO_PLUG_DIR_IN, 0, + bebob->rx_stream_formations); + if (err < 0) + goto end; + + err = fill_stream_formations(bebob, addr, AVC_BRIDGECO_PLUG_DIR_OUT, 0, + bebob->tx_stream_formations); + if (err < 0) + goto end; + + err = detect_midi_ports(bebob, bebob->tx_stream_formations, addr, AVC_BRIDGECO_PLUG_DIR_IN, + plugs[2], &bebob->midi_input_ports); + if (err < 0) + goto end; + + err = detect_midi_ports(bebob, bebob->rx_stream_formations, addr, AVC_BRIDGECO_PLUG_DIR_OUT, + plugs[3], &bebob->midi_output_ports); + if (err < 0) + goto end; + + /* for check source of clock later */ + if (!clk_spec) + err = seek_msu_sync_input_plug(bebob); +end: + return err; +} + +void snd_bebob_stream_lock_changed(struct snd_bebob *bebob) +{ + bebob->dev_lock_changed = true; + wake_up(&bebob->hwdep_wait); +} + +int snd_bebob_stream_lock_try(struct snd_bebob *bebob) +{ + int err; + + spin_lock_irq(&bebob->lock); + + /* user land lock this */ + if (bebob->dev_lock_count < 0) { + err = -EBUSY; + goto end; + } + + /* this is the first time */ + if (bebob->dev_lock_count++ == 0) + snd_bebob_stream_lock_changed(bebob); + err = 0; +end: + spin_unlock_irq(&bebob->lock); + return err; +} + +void snd_bebob_stream_lock_release(struct snd_bebob *bebob) +{ + spin_lock_irq(&bebob->lock); + + if (WARN_ON(bebob->dev_lock_count <= 0)) + goto end; + if (--bebob->dev_lock_count == 0) + snd_bebob_stream_lock_changed(bebob); +end: + spin_unlock_irq(&bebob->lock); +} diff --git a/sound/firewire/bebob/bebob_terratec.c b/sound/firewire/bebob/bebob_terratec.c new file mode 100644 index 000000000..c2dd074ec --- /dev/null +++ b/sound/firewire/bebob/bebob_terratec.c @@ -0,0 +1,53 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * bebob_terratec.c - a part of driver for BeBoB based devices + * + * Copyright (c) 2013-2014 Takashi Sakamoto + */ + +#include "./bebob.h" + +static const enum snd_bebob_clock_type phase88_rack_clk_src_types[] = { + SND_BEBOB_CLOCK_TYPE_INTERNAL, + SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* S/PDIF */ + SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* Word Clock */ +}; +static int +phase88_rack_clk_src_get(struct snd_bebob *bebob, unsigned int *id) +{ + unsigned int enable_ext, enable_word; + int err; + + err = avc_audio_get_selector(bebob->unit, 0, 9, &enable_ext); + if (err < 0) + goto end; + err = avc_audio_get_selector(bebob->unit, 0, 8, &enable_word); + if (err < 0) + goto end; + + if (enable_ext == 0) + *id = 0; + else if (enable_word == 0) + *id = 1; + else + *id = 2; +end: + return err; +} + +static const struct snd_bebob_rate_spec phase_series_rate_spec = { + .get = &snd_bebob_stream_get_rate, + .set = &snd_bebob_stream_set_rate, +}; + +/* PHASE 88 Rack FW */ +static const struct snd_bebob_clock_spec phase88_rack_clk = { + .num = ARRAY_SIZE(phase88_rack_clk_src_types), + .types = phase88_rack_clk_src_types, + .get = &phase88_rack_clk_src_get, +}; +const struct snd_bebob_spec phase88_rack_spec = { + .clock = &phase88_rack_clk, + .rate = &phase_series_rate_spec, + .meter = NULL +}; diff --git a/sound/firewire/bebob/bebob_yamaha_terratec.c b/sound/firewire/bebob/bebob_yamaha_terratec.c new file mode 100644 index 000000000..ce1975e6a --- /dev/null +++ b/sound/firewire/bebob/bebob_yamaha_terratec.c @@ -0,0 +1,64 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * bebob_yamaha.c - a part of driver for BeBoB based devices + * + * Copyright (c) 2013-2014 Takashi Sakamoto + */ + +#include "./bebob.h" + +/* + * NOTE: + * Yamaha GO44 is not designed to be used as stand-alone mixer. So any streams + * must be accompanied. If changing the state, a LED on the device starts to + * blink and its sync status is false. In this state, the device sounds nothing + * even if streaming. To start streaming at the current sampling rate is only + * way to recover this state. GO46 is better for stand-alone mixer. + * + * Both of them have a capability to change its sampling rate up to 192.0kHz. + * At 192.0kHz, the device reports 4 PCM-in, 1 MIDI-in, 6 PCM-out, 1 MIDI-out. + * But Yamaha's driver reduce 2 PCM-in, 1 MIDI-in, 2 PCM-out, 1 MIDI-out to use + * 'Extended Stream Format Information Command - Single Request' in 'Additional + * AVC commands' defined by BridgeCo. + * This ALSA driver don't do this because a bit tiresome. Then isochronous + * streaming with many asynchronous transactions brings sounds with noises. + * Unfortunately current 'ffado-mixer' generated many asynchronous transaction + * to observe device's state, mainly check cmp connection and signal format. I + * recommend users to close ffado-mixer at 192.0kHz if mixer is needless. + * + * Terratec PHASE 24 FW and PHASE X24 FW are internally the same as + * Yamaha GO 44 and GO 46. Yamaha and Terratec had cooperated for these models. + */ + +static const enum snd_bebob_clock_type clk_src_types[] = { + SND_BEBOB_CLOCK_TYPE_INTERNAL, + SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* S/PDIF */ +}; +static int +clk_src_get(struct snd_bebob *bebob, unsigned int *id) +{ + int err; + + err = avc_audio_get_selector(bebob->unit, 0, 4, id); + if (err < 0) + return err; + + if (*id >= ARRAY_SIZE(clk_src_types)) + return -EIO; + + return 0; +} +static const struct snd_bebob_clock_spec clock_spec = { + .num = ARRAY_SIZE(clk_src_types), + .types = clk_src_types, + .get = &clk_src_get, +}; +static const struct snd_bebob_rate_spec rate_spec = { + .get = &snd_bebob_stream_get_rate, + .set = &snd_bebob_stream_set_rate, +}; +const struct snd_bebob_spec yamaha_terratec_spec = { + .clock = &clock_spec, + .rate = &rate_spec, + .meter = NULL +}; |