This commit add a new driver with no functionality. This driver just reacts to Firewire bus events and create/remove card instance.
Signed-off-by: Takashi Sakamoto o-takashi@sakamocchi.jp --- sound/firewire/Kconfig | 20 +++ sound/firewire/Makefile | 1 + sound/firewire/bebob/Makefile | 2 + sound/firewire/bebob/bebob.c | 274 ++++++++++++++++++++++++++++++++++++++++++ sound/firewire/bebob/bebob.h | 74 ++++++++++++ 5 files changed, 371 insertions(+) create mode 100644 sound/firewire/bebob/Makefile create mode 100644 sound/firewire/bebob/bebob.c create mode 100644 sound/firewire/bebob/bebob.h
diff --git a/sound/firewire/Kconfig b/sound/firewire/Kconfig index b3e274f..5349652 100644 --- a/sound/firewire/Kconfig +++ b/sound/firewire/Kconfig @@ -61,4 +61,24 @@ config SND_SCS1X To compile this driver as a module, choose M here: the module will be called snd-scs1x.
+config SND_BEBOB + tristate "BridgeCo BeBoB chipset support" + select SND_FIREWIRE_LIB + help + Say Y here to include support for FireWire devices based + on BridgeCo BeBoB chipset: + * Edirol FA-66/FA-101 + * Mackie OnyxFirewire + * Tascam IF-FW/DM + * Behringer X32 + * Apogee Rosetta200 + * ESI Quotafire610 + * AcousticReality eARMasterOne + * CME MatrixKFW + * Phonic HB24U + * BridgeCo RDAudio1/Audio5 + + To compile this driver as a module, choose M here: the module + will be called snd-fireworks. + endif # SND_FIREWIRE diff --git a/sound/firewire/Makefile b/sound/firewire/Makefile index 5099550..f2d1c5c 100644 --- a/sound/firewire/Makefile +++ b/sound/firewire/Makefile @@ -10,3 +10,4 @@ obj-$(CONFIG_SND_DICE) += snd-dice.o obj-$(CONFIG_SND_FIREWIRE_SPEAKERS) += snd-firewire-speakers.o obj-$(CONFIG_SND_ISIGHT) += snd-isight.o obj-$(CONFIG_SND_SCS1X) += snd-scs1x.o +obj-$(CONFIG_SND_BEBOB) += bebob/ diff --git a/sound/firewire/bebob/Makefile b/sound/firewire/bebob/Makefile new file mode 100644 index 0000000..c6f0141 --- /dev/null +++ b/sound/firewire/bebob/Makefile @@ -0,0 +1,2 @@ +snd-bebob-objs := bebob.o +obj-m += snd-bebob.o diff --git a/sound/firewire/bebob/bebob.c b/sound/firewire/bebob/bebob.c new file mode 100644 index 0000000..bec4b6f --- /dev/null +++ b/sound/firewire/bebob/bebob.c @@ -0,0 +1,274 @@ +/* + * bebob.c - a part of driver for BeBoB based devices + * + * Copyright (c) 2013 Takashi Sakamoto + * + * This driver is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, version 2. + * + * This driver is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this driver; if not, see http://www.gnu.org/licenses/. + */ + +#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 unsigned int devices_used; + +/* Offsets from information register. */ +#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_BRIDGECO 0x000007f5 +#define VEN_MACKIE 0x0000000f +#define VEN_TASCOM 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 + +static int +name_device(struct snd_bebob *bebob, unsigned int vendor_id) +{ + char vendor[24] = {}; + char model[24] = {}; + u32 id; + u32 data[2] = {}; + u32 revision; + int err; + + /* get vendor name */ + if (vendor_id == VEN_EDIROL) + strcpy(vendor, "Edirol"); + else if (vendor_id == VEN_BRIDGECO) + strcpy(vendor, "BridgeCo"); + else if (vendor_id == VEN_MACKIE) + strcpy(vendor, "Mackie"); + else if (vendor_id == VEN_TASCOM) + strcpy(vendor, "Tacsom"); + else if (vendor_id == VEN_BEHRINGER) + strcpy(vendor, "Behringer"); + else if (vendor_id == VEN_APOGEE) + strcpy(vendor, "Apogee"); + else if (vendor_id == VEN_ESI) + strcpy(vendor, "ESI"); + else if (vendor_id == VEN_ACOUSTIC) + strcpy(vendor, "AcousticReality"); + else if (vendor_id == VEN_CME) + strcpy(vendor, "CME"); + else if (vendor_id == VEN_PHONIC) + strcpy(vendor, "Phonic"); + + /* get model name */ + 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, INFO_OFFSET_HW_MODEL_ID, + &id, sizeof(id)); + if (err < 0) + goto end; + + /* get hardware revision */ + err = snd_bebob_read_quad(bebob, INFO_OFFSET_HW_MODEL_REVISION, + &revision, sizeof(revision)); + if (err < 0) + goto end; + + /* get GUID */ + err = snd_bebob_read_block(bebob, INFO_OFFSET_GUID, + data, sizeof(data)); + if (err < 0) + goto end; + + strcpy(bebob->card->driver, "BeBoB"); + strcpy(bebob->card->shortname, model); + snprintf(bebob->card->longname, sizeof(bebob->card->longname), + "%s %s (id:%d, rev:%d), GUID %08x%08x at %s, S%d", + vendor, model, id, revision, + data[0], data[1], + dev_name(&bebob->unit->device), + 100 << bebob->device->max_speed); +end: + return err; +} + +static void +snd_bebob_card_free(struct snd_card *card) +{ + struct snd_bebob *bebob = card->private_data; + + if (bebob->card_index >= 0) { + mutex_lock(&devices_mutex); + devices_used &= ~BIT(bebob->card_index); + mutex_unlock(&devices_mutex); + } + + mutex_destroy(&bebob->mutex); + + return; +} + +static int +snd_bebob_probe(struct fw_unit *unit, + const struct ieee1394_device_id *entry) +{ + struct snd_card *card; + struct snd_bebob *bebob; + unsigned int card_index; + int err; + + mutex_lock(&devices_mutex); + + /* check registered cards */ + for (card_index = 0; card_index < SNDRV_CARDS; card_index++) { + if (!(devices_used & BIT(card_index)) && enable[card_index]) + break; + } + if (card_index >= SNDRV_CARDS) { + err = -ENOENT; + goto end; + } + + /* create card */ + err = snd_card_create(index[card_index], id[card_index], + THIS_MODULE, sizeof(struct snd_bebob), &card); + if (err < 0) + goto end; + card->private_free = snd_bebob_card_free; + + /* initialize myself */ + bebob = card->private_data; + bebob->card = card; + bebob->device = fw_parent_device(unit); + bebob->unit = unit; + bebob->card_index = -1; + mutex_init(&bebob->mutex); + spin_lock_init(&bebob->lock); + + /* name device with communication */ + err = name_device(bebob, entry->vendor_id); + if (err < 0) + goto error; + + /* register card and device */ + snd_card_set_dev(card, &unit->device); + err = snd_card_register(card); + if (err < 0) { + snd_card_free(card); + goto error; + } + dev_set_drvdata(&unit->device, bebob); + devices_used |= BIT(card_index); + bebob->card_index = card_index; + + /* proved */ + err = 0; +end: + mutex_unlock(&devices_mutex); + return err; +error: + snd_card_free(card); + mutex_unlock(&devices_mutex); + return err; +} + +static void +snd_bebob_update(struct fw_unit *unit) +{ + struct snd_bebob *bebob = dev_get_drvdata(&unit->device); + fcp_bus_reset(bebob->unit); +} + + +static void snd_bebob_remove(struct fw_unit *unit) +{ + struct snd_bebob *bebob = dev_get_drvdata(&unit->device); + snd_card_disconnect(bebob->card); + snd_card_free_when_closed(bebob->card); +} + +static const struct ieee1394_device_id snd_bebob_id_table[] = { + /* Edirol, FA-66 */ + SND_BEBOB_DEV_ENTRY(VEN_EDIROL, 0x00010049), + /* Edirol, FA-101 */ + SND_BEBOB_DEV_ENTRY(VEN_EDIROL, 0x00010048), + /* BridgeCo, RDAudio1 */ + SND_BEBOB_DEV_ENTRY(VEN_BRIDGECO, 0x00010048), + /* BridgeCo, Audio5 */ + SND_BEBOB_DEV_ENTRY(VEN_BRIDGECO, 0x00010049), + /* Mackie, OnyxFirewire */ + SND_BEBOB_DEV_ENTRY(VEN_MACKIE, 0x00010065), + /* Mackie, OnyxFirewire */ + SND_BEBOB_DEV_ENTRY(VEN_MACKIE, 0x00010067), + /* Tascam, IF-FW/DM */ + SND_BEBOB_DEV_ENTRY(VEN_TASCOM, 0x00010067), + /* Behringer, X32 */ + SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x00000006), + /* ApogeeElectronics, Rosetta200 */ + SND_BEBOB_DEV_ENTRY(VEN_APOGEE, 0x00010048), + /* ESI, Quatafire610 */ + SND_BEBOB_DEV_ENTRY(VEN_ESI, 0x00010064), + /* AcousticReality, eARMasterOne */ + SND_BEBOB_DEV_ENTRY(VEN_ACOUSTIC, 0x00000002), + /* CME, MatrixKFW */ + SND_BEBOB_DEV_ENTRY(VEN_CME, 0x00030000), + /* Phonic, HB24U */ + SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00000000), + {} +}; +MODULE_DEVICE_TABLE(ieee1394, snd_bebob_id_table); + +static struct fw_driver snd_bebob_driver = { + .driver = { + .owner = THIS_MODULE, + .name = "snd-bebob", + .bus = &fw_bus_type, + }, + .probe = snd_bebob_probe, + .update = snd_bebob_update, + .remove = snd_bebob_remove, + .id_table = snd_bebob_id_table, +}; + +static int __init +snd_bebob_init(void) +{ + return driver_register(&snd_bebob_driver.driver); +} + +static void __exit +snd_bebob_exit(void) +{ + driver_unregister(&snd_bebob_driver.driver); + mutex_destroy(&devices_mutex); +} + +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 0000000..60d875e --- /dev/null +++ b/sound/firewire/bebob/bebob.h @@ -0,0 +1,74 @@ +/* + * bebob.h - a part of driver for BeBoB based devices + * + * Copyright (c) 2013 Takashi Sakamoto + * + * This driver is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, version 2. + * + * This driver is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this driver; if not, see http://www.gnu.org/licenses/. + */ + +#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 <sound/core.h> +#include <sound/initval.h> + +#include "../lib.h" +#include "../fcp.h" + +/* basic register addresses on bebob chip */ +#define BEBOB_ADDR_REG_INFO 0xffffc8020000 +#define BEBOB_ADDR_REG_REQ 0xffffc8021000 + +struct snd_bebob { + struct snd_card *card; + struct fw_device *device; + struct fw_unit *unit; + int card_index; + + struct mutex mutex; + spinlock_t lock; +}; + +static inline int +snd_bebob_read_block(struct snd_bebob *bebob, u64 addr, void *buf, int size) +{ + return snd_fw_transaction(bebob->unit, TCODE_READ_BLOCK_REQUEST, + BEBOB_ADDR_REG_INFO + addr, + buf, size, 0); +} + +static inline int +snd_bebob_read_quad(struct snd_bebob *bebob, u64 addr, void *buf, int size) +{ + return snd_fw_transaction(bebob->unit, TCODE_READ_QUADLET_REQUEST, + BEBOB_ADDR_REG_INFO + addr, + buf, size, 0); +} + +#define SND_BEBOB_DEV_ENTRY(vendor, model) \ +{ \ + .match_flags = IEEE1394_MATCH_VENDOR_ID | \ + IEEE1394_MATCH_MODEL_ID, \ + .vendor_id = vendor, \ + .model_id = model, \ +} + +#endif