diff options
Diffstat (limited to 'sound/firewire/bebob/bebob.c')
| -rw-r--r-- | sound/firewire/bebob/bebob.c | 537 |
1 files changed, 537 insertions, 0 deletions
diff --git a/sound/firewire/bebob/bebob.c b/sound/firewire/bebob/bebob.c new file mode 100644 index 000000000..67fa0f217 --- /dev/null +++ b/sound/firewire/bebob/bebob.c @@ -0,0 +1,537 @@ +// 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_MACKIE1 0x0000000f +#define VEN_MACKIE2 0x00000ff2 +#define VEN_STANTON 0x00001260 +#define VEN_TASCAM 0x0000022e +#define VEN_BEHRINGER 0x00001564 +#define VEN_APOGEE 0x000003db +#define VEN_ESI 0x00000f1b +#define VEN_ACOUSTIC 0x00000002 +#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_MAUDIO1 0x00000d6c +#define VEN_MAUDIO2 0x000007f5 +#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 + +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; + u32 version; + 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; + + err = snd_bebob_read_quad(bebob->unit, INFO_OFFSET_BEBOB_VERSION, + &version); + if (err < 0) + goto end; + bebob->version = version; + + 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); +} + +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 void +do_registration(struct work_struct *work) +{ + struct snd_bebob *bebob = + container_of(work, struct snd_bebob, dwork.work); + unsigned int card_index; + int err; + + if (bebob->registered) + return; + + 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; + } + + err = snd_card_new(&bebob->unit->device, index[card_index], + id[card_index], THIS_MODULE, 0, &bebob->card); + if (err < 0) { + mutex_unlock(&devices_mutex); + return; + } + set_bit(card_index, devices_used); + mutex_unlock(&devices_mutex); + + bebob->card->private_free = bebob_card_free; + bebob->card->private_data = bebob; + + err = name_device(bebob); + if (err < 0) + goto error; + + if (bebob->spec == &maudio_special_spec) { + if (bebob->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(bebob->card); + if (err < 0) + goto error; + + bebob->registered = true; + + return; +error: + snd_card_free(bebob->card); + dev_info(&bebob->unit->device, + "Sound card registration failed: %d\n", err); +} + +static int +bebob_probe(struct fw_unit *unit, const struct ieee1394_device_id *entry) +{ + struct snd_bebob *bebob; + const struct snd_bebob_spec *spec; + + if (entry->vendor_id == VEN_FOCUSRITE && + entry->model_id == MODEL_FOCUSRITE_SAFFIRE_BOTH) + spec = get_saffire_spec(unit); + else if (entry->vendor_id == VEN_MAUDIO1 && + 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) { + if (entry->vendor_id == VEN_MAUDIO1 || + entry->vendor_id == VEN_MAUDIO2) + return snd_bebob_maudio_load_firmware(unit); + else + return -ENODEV; + } + + /* Allocate this independent of sound card instance. */ + bebob = devm_kzalloc(&unit->device, sizeof(struct snd_bebob), + GFP_KERNEL); + if (!bebob) + return -ENOMEM; + bebob->unit = fw_unit_get(unit); + dev_set_drvdata(&unit->device, bebob); + + bebob->entry = entry; + bebob->spec = spec; + mutex_init(&bebob->mutex); + spin_lock_init(&bebob->lock); + init_waitqueue_head(&bebob->hwdep_wait); + + /* Allocate and register this sound card later. */ + INIT_DEFERRABLE_WORK(&bebob->dwork, do_registration); + + if (entry->vendor_id != VEN_MAUDIO1 || + (entry->model_id != MODEL_MAUDIO_FW1814 && + entry->model_id != MODEL_MAUDIO_PROJECTMIX)) { + snd_fw_schedule_registration(unit, &bebob->dwork); + } else { + /* + * 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; +} + +/* + * 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; + + /* Postpone a workqueue for deferred registration. */ + if (!bebob->registered) + snd_fw_schedule_registration(unit, &bebob->dwork); + else + 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; + + /* + * Confirm to stop the work for registration before the sound card is + * going to be released. The work is not scheduled again because bus + * reset handler is not called anymore. + */ + cancel_delayed_work_sync(&bebob->dwork); + + if (bebob->registered) { + // Block till all of ALSA character devices are released. + snd_card_free(bebob->card); + } + + mutex_destroy(&bebob->mutex); + fw_unit_put(bebob->unit); +} + +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 +}; + +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_MACKIE2, 0x00010065, &spec_normal), + // Mackie, d.2 (optional Firewire card with DM1000). + SND_BEBOB_DEV_ENTRY(VEN_MACKIE1, 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), + /* AcousticReality, eARMasterOne */ + SND_BEBOB_DEV_ENTRY(VEN_ACOUSTIC, 0x00000002, &spec_normal), + /* CME, MatrixKFW */ + SND_BEBOB_DEV_ENTRY(VEN_CME, 0x00030000, &spec_normal), + /* Phonic, Helix Board 12 MkII */ + SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00050000, &spec_normal), + /* Phonic, Helix Board 18 MkII */ + SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00060000, &spec_normal), + /* Phonic, Helix Board 24 MkII */ + SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00070000, &spec_normal), + /* Phonic, Helix Board 12 Universal/18 Universal/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 */ + 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 */ + { + // The combination of vendor_id and model_id is the same as the + // same as the one of Liquid Saffire 56. + .match_flags = IEEE1394_MATCH_VENDOR_ID | + IEEE1394_MATCH_MODEL_ID | + IEEE1394_MATCH_SPECIFIER_ID | + IEEE1394_MATCH_VERSION, + .vendor_id = VEN_FOCUSRITE, + .model_id = 0x000006, + .specifier_id = 0x00a02d, + .version = 0x010001, + .driver_data = (kernel_ulong_t)&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 */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO2, 0x00010058, NULL), /* bootloader */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO2, 0x00010046, &maudio_fw410_spec), + /* M-Audio, Firewire Audiophile */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, MODEL_MAUDIO_AUDIOPHILE_BOTH, + &maudio_audiophile_spec), + /* M-Audio, Firewire Solo */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x00010062, &maudio_solo_spec), + /* M-Audio, Ozonic */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x0000000a, &maudio_ozonic_spec), + /* M-Audio NRV10 */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x00010081, &maudio_nrv10_spec), + /* M-Audio, ProFireLightbridge */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x000100a1, &spec_normal), + /* Firewire 1814 */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x00010070, NULL), /* bootloader */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, MODEL_MAUDIO_FW1814, + &maudio_special_spec), + /* M-Audio ProjectMix */ + SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 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 */ + /* Phonic, HB 12 */ + /* Phonic, HB 24 */ + /* Phonic, HB 18 */ + /* Phonic, FireFly 202 */ + /* Phonic, FireFly 302 */ + /* 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); |