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![Takashi Sakamoto](/assets/img/avatar_default.png)
Currently mutex_unlock() is called in module's cleanup function. But after cleaned up, this mutex is automatically released. So this function call is meaningless. Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp> Signed-off-by: Takashi Iwai <tiwai@suse.de>
471 lines
14 KiB
C
471 lines
14 KiB
C
/*
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* bebob.c - a part of driver for BeBoB based devices
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*
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* Copyright (c) 2013-2014 Takashi Sakamoto
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*
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* Licensed under the terms of the GNU General Public License, version 2.
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*/
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/*
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* BeBoB is 'BridgeCo enhanced Breakout Box'. This is installed to firewire
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* devices with DM1000/DM1100/DM1500 chipset. It gives common way for host
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* system to handle BeBoB based devices.
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*/
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#include "bebob.h"
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MODULE_DESCRIPTION("BridgeCo BeBoB driver");
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MODULE_AUTHOR("Takashi Sakamoto <o-takashi@sakamocchi.jp>");
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MODULE_LICENSE("GPL v2");
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static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
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static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
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static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
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module_param_array(index, int, NULL, 0444);
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MODULE_PARM_DESC(index, "card index");
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module_param_array(id, charp, NULL, 0444);
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MODULE_PARM_DESC(id, "ID string");
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module_param_array(enable, bool, NULL, 0444);
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MODULE_PARM_DESC(enable, "enable BeBoB sound card");
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static DEFINE_MUTEX(devices_mutex);
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static DECLARE_BITMAP(devices_used, SNDRV_CARDS);
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/* Offsets from information register. */
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#define INFO_OFFSET_GUID 0x10
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#define INFO_OFFSET_HW_MODEL_ID 0x18
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#define INFO_OFFSET_HW_MODEL_REVISION 0x1c
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#define VEN_EDIROL 0x000040ab
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#define VEN_PRESONUS 0x00000a92
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#define VEN_BRIDGECO 0x000007f5
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#define VEN_MACKIE 0x0000000f
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#define VEN_STANTON 0x00001260
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#define VEN_TASCAM 0x0000022e
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#define VEN_BEHRINGER 0x00001564
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#define VEN_APOGEE 0x000003db
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#define VEN_ESI 0x00000f1b
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#define VEN_ACOUSTIC 0x00000002
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#define VEN_CME 0x0000000a
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#define VEN_PHONIC 0x00001496
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#define VEN_LYNX 0x000019e5
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#define VEN_ICON 0x00001a9e
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#define VEN_PRISMSOUND 0x00001198
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#define VEN_TERRATEC 0x00000aac
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#define VEN_YAMAHA 0x0000a0de
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#define VEN_FOCUSRITE 0x0000130e
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#define VEN_MAUDIO1 0x00000d6c
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#define VEN_MAUDIO2 0x000007f5
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#define MODEL_FOCUSRITE_SAFFIRE_BOTH 0x00000000
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#define MODEL_MAUDIO_AUDIOPHILE_BOTH 0x00010060
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#define MODEL_MAUDIO_FW1814 0x00010071
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#define MODEL_MAUDIO_PROJECTMIX 0x00010091
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static int
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name_device(struct snd_bebob *bebob, unsigned int vendor_id)
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{
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struct fw_device *fw_dev = fw_parent_device(bebob->unit);
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char vendor[24] = {0};
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char model[32] = {0};
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u32 hw_id;
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u32 data[2] = {0};
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u32 revision;
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int err;
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/* get vendor name from root directory */
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err = fw_csr_string(fw_dev->config_rom + 5, CSR_VENDOR,
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vendor, sizeof(vendor));
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if (err < 0)
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goto end;
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/* get model name from unit directory */
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err = fw_csr_string(bebob->unit->directory, CSR_MODEL,
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model, sizeof(model));
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if (err < 0)
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goto end;
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/* get hardware id */
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err = snd_bebob_read_quad(bebob->unit, INFO_OFFSET_HW_MODEL_ID,
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&hw_id);
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if (err < 0)
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goto end;
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/* get hardware revision */
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err = snd_bebob_read_quad(bebob->unit, INFO_OFFSET_HW_MODEL_REVISION,
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&revision);
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if (err < 0)
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goto end;
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/* get GUID */
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err = snd_bebob_read_block(bebob->unit, INFO_OFFSET_GUID,
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data, sizeof(data));
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if (err < 0)
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goto end;
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strcpy(bebob->card->driver, "BeBoB");
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strcpy(bebob->card->shortname, model);
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strcpy(bebob->card->mixername, model);
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snprintf(bebob->card->longname, sizeof(bebob->card->longname),
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"%s %s (id:%d, rev:%d), GUID %08x%08x at %s, S%d",
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vendor, model, hw_id, revision,
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data[0], data[1], dev_name(&bebob->unit->device),
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100 << fw_dev->max_speed);
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end:
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return err;
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}
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static void
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bebob_card_free(struct snd_card *card)
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{
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struct snd_bebob *bebob = card->private_data;
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if (bebob->card_index >= 0) {
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mutex_lock(&devices_mutex);
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clear_bit(bebob->card_index, devices_used);
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mutex_unlock(&devices_mutex);
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}
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mutex_destroy(&bebob->mutex);
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}
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static const struct snd_bebob_spec *
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get_saffire_spec(struct fw_unit *unit)
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{
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char name[24] = {0};
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if (fw_csr_string(unit->directory, CSR_MODEL, name, sizeof(name)) < 0)
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return NULL;
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if (strcmp(name, "SaffireLE") == 0)
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return &saffire_le_spec;
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else
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return &saffire_spec;
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}
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static bool
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check_audiophile_booted(struct fw_unit *unit)
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{
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char name[24] = {0};
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if (fw_csr_string(unit->directory, CSR_MODEL, name, sizeof(name)) < 0)
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return false;
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return strncmp(name, "FW Audiophile Bootloader", 15) != 0;
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}
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static int
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bebob_probe(struct fw_unit *unit,
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const struct ieee1394_device_id *entry)
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{
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struct snd_card *card;
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struct snd_bebob *bebob;
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const struct snd_bebob_spec *spec;
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unsigned int card_index;
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int err;
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mutex_lock(&devices_mutex);
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for (card_index = 0; card_index < SNDRV_CARDS; card_index++) {
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if (!test_bit(card_index, devices_used) && enable[card_index])
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break;
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}
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if (card_index >= SNDRV_CARDS) {
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err = -ENOENT;
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goto end;
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}
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if ((entry->vendor_id == VEN_FOCUSRITE) &&
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(entry->model_id == MODEL_FOCUSRITE_SAFFIRE_BOTH))
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spec = get_saffire_spec(unit);
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else if ((entry->vendor_id == VEN_MAUDIO1) &&
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(entry->model_id == MODEL_MAUDIO_AUDIOPHILE_BOTH) &&
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!check_audiophile_booted(unit))
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spec = NULL;
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else
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spec = (const struct snd_bebob_spec *)entry->driver_data;
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if (spec == NULL) {
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if ((entry->vendor_id == VEN_MAUDIO1) ||
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(entry->vendor_id == VEN_MAUDIO2))
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err = snd_bebob_maudio_load_firmware(unit);
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else
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err = -ENOSYS;
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goto end;
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}
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err = snd_card_new(&unit->device, index[card_index], id[card_index],
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THIS_MODULE, sizeof(struct snd_bebob), &card);
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if (err < 0)
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goto end;
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bebob = card->private_data;
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bebob->card_index = card_index;
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set_bit(card_index, devices_used);
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card->private_free = bebob_card_free;
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bebob->card = card;
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bebob->unit = unit;
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bebob->spec = spec;
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mutex_init(&bebob->mutex);
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spin_lock_init(&bebob->lock);
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init_waitqueue_head(&bebob->hwdep_wait);
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err = name_device(bebob, entry->vendor_id);
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if (err < 0)
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goto error;
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if ((entry->vendor_id == VEN_MAUDIO1) &&
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(entry->model_id == MODEL_MAUDIO_FW1814))
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err = snd_bebob_maudio_special_discover(bebob, true);
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else if ((entry->vendor_id == VEN_MAUDIO1) &&
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(entry->model_id == MODEL_MAUDIO_PROJECTMIX))
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err = snd_bebob_maudio_special_discover(bebob, false);
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else
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err = snd_bebob_stream_discover(bebob);
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if (err < 0)
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goto error;
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snd_bebob_proc_init(bebob);
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if ((bebob->midi_input_ports > 0) ||
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(bebob->midi_output_ports > 0)) {
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err = snd_bebob_create_midi_devices(bebob);
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if (err < 0)
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goto error;
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}
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err = snd_bebob_create_pcm_devices(bebob);
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if (err < 0)
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goto error;
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err = snd_bebob_create_hwdep_device(bebob);
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if (err < 0)
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goto error;
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err = snd_bebob_stream_init_duplex(bebob);
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if (err < 0)
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goto error;
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if (!bebob->maudio_special_quirk) {
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err = snd_card_register(card);
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if (err < 0) {
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snd_bebob_stream_destroy_duplex(bebob);
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goto error;
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}
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} else {
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/*
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* This is a workaround. This bus reset seems to have an effect
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* to make devices correctly handling transactions. Without
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* this, the devices have gap_count mismatch. This causes much
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* failure of transaction.
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*
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* Just after registration, user-land application receive
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* signals from dbus and starts I/Os. To avoid I/Os till the
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* future bus reset, registration is done in next update().
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*/
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bebob->deferred_registration = true;
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fw_schedule_bus_reset(fw_parent_device(bebob->unit)->card,
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false, true);
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}
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dev_set_drvdata(&unit->device, bebob);
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end:
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mutex_unlock(&devices_mutex);
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return err;
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error:
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mutex_unlock(&devices_mutex);
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snd_card_free(card);
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return err;
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}
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static void
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bebob_update(struct fw_unit *unit)
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{
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struct snd_bebob *bebob = dev_get_drvdata(&unit->device);
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if (bebob == NULL)
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return;
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fcp_bus_reset(bebob->unit);
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snd_bebob_stream_update_duplex(bebob);
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if (bebob->deferred_registration) {
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if (snd_card_register(bebob->card) < 0) {
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snd_bebob_stream_destroy_duplex(bebob);
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snd_card_free(bebob->card);
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}
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bebob->deferred_registration = false;
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}
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}
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static void bebob_remove(struct fw_unit *unit)
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{
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struct snd_bebob *bebob = dev_get_drvdata(&unit->device);
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if (bebob == NULL)
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return;
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kfree(bebob->maudio_special_quirk);
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snd_bebob_stream_destroy_duplex(bebob);
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snd_card_disconnect(bebob->card);
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snd_card_free_when_closed(bebob->card);
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}
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static struct snd_bebob_rate_spec normal_rate_spec = {
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.get = &snd_bebob_stream_get_rate,
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.set = &snd_bebob_stream_set_rate
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};
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static const struct snd_bebob_spec spec_normal = {
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.clock = NULL,
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.rate = &normal_rate_spec,
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.meter = NULL
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};
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static const struct ieee1394_device_id bebob_id_table[] = {
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/* Edirol, FA-66 */
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SND_BEBOB_DEV_ENTRY(VEN_EDIROL, 0x00010049, &spec_normal),
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/* Edirol, FA-101 */
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SND_BEBOB_DEV_ENTRY(VEN_EDIROL, 0x00010048, &spec_normal),
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/* Presonus, FIREBOX */
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SND_BEBOB_DEV_ENTRY(VEN_PRESONUS, 0x00010000, &spec_normal),
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/* PreSonus, FIREPOD/FP10 */
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SND_BEBOB_DEV_ENTRY(VEN_PRESONUS, 0x00010066, &spec_normal),
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/* PreSonus, Inspire1394 */
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SND_BEBOB_DEV_ENTRY(VEN_PRESONUS, 0x00010001, &spec_normal),
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/* BridgeCo, RDAudio1 */
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SND_BEBOB_DEV_ENTRY(VEN_BRIDGECO, 0x00010048, &spec_normal),
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/* BridgeCo, Audio5 */
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SND_BEBOB_DEV_ENTRY(VEN_BRIDGECO, 0x00010049, &spec_normal),
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/* Mackie, Onyx 1220/1620/1640 (Firewire I/O Card) */
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SND_BEBOB_DEV_ENTRY(VEN_MACKIE, 0x00010065, &spec_normal),
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/* Mackie, d.2 (Firewire Option) */
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SND_BEBOB_DEV_ENTRY(VEN_MACKIE, 0x00010067, &spec_normal),
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/* Stanton, ScratchAmp */
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SND_BEBOB_DEV_ENTRY(VEN_STANTON, 0x00000001, &spec_normal),
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/* Tascam, IF-FW DM */
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SND_BEBOB_DEV_ENTRY(VEN_TASCAM, 0x00010067, &spec_normal),
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/* Behringer, XENIX UFX 1204 */
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SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x00001204, &spec_normal),
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/* Behringer, XENIX UFX 1604 */
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SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x00001604, &spec_normal),
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/* Behringer, Digital Mixer X32 series (X-UF Card) */
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SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x00000006, &spec_normal),
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/* Apogee Electronics, Rosetta 200/400 (X-FireWire card) */
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/* Apogee Electronics, DA/AD/DD-16X (X-FireWire card) */
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SND_BEBOB_DEV_ENTRY(VEN_APOGEE, 0x00010048, &spec_normal),
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/* Apogee Electronics, Ensemble */
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SND_BEBOB_DEV_ENTRY(VEN_APOGEE, 0x00001eee, &spec_normal),
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/* ESI, Quatafire610 */
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SND_BEBOB_DEV_ENTRY(VEN_ESI, 0x00010064, &spec_normal),
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/* AcousticReality, eARMasterOne */
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SND_BEBOB_DEV_ENTRY(VEN_ACOUSTIC, 0x00000002, &spec_normal),
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/* CME, MatrixKFW */
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SND_BEBOB_DEV_ENTRY(VEN_CME, 0x00030000, &spec_normal),
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/* Phonic, Helix Board 12 MkII */
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SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00050000, &spec_normal),
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/* Phonic, Helix Board 18 MkII */
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SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00060000, &spec_normal),
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/* Phonic, Helix Board 24 MkII */
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SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00070000, &spec_normal),
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/* Phonic, Helix Board 12 Universal/18 Universal/24 Universal */
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SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00000000, &spec_normal),
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/* Lynx, Aurora 8/16 (LT-FW) */
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SND_BEBOB_DEV_ENTRY(VEN_LYNX, 0x00000001, &spec_normal),
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/* ICON, FireXon */
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SND_BEBOB_DEV_ENTRY(VEN_ICON, 0x00000001, &spec_normal),
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/* PrismSound, Orpheus */
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SND_BEBOB_DEV_ENTRY(VEN_PRISMSOUND, 0x00010048, &spec_normal),
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/* PrismSound, ADA-8XR */
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SND_BEBOB_DEV_ENTRY(VEN_PRISMSOUND, 0x0000ada8, &spec_normal),
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/* TerraTec Electronic GmbH, PHASE 88 Rack FW */
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SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000003, &phase88_rack_spec),
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/* TerraTec Electronic GmbH, PHASE 24 FW */
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SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000004, &phase24_series_spec),
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/* TerraTec Electronic GmbH, Phase X24 FW */
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SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000007, &phase24_series_spec),
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/* TerraTec Electronic GmbH, EWS MIC2/MIC8 */
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SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000005, &spec_normal),
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/* Terratec Electronic GmbH, Aureon 7.1 Firewire */
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SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000002, &spec_normal),
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/* Yamaha, GO44 */
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SND_BEBOB_DEV_ENTRY(VEN_YAMAHA, 0x0010000b, &yamaha_go_spec),
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/* YAMAHA, GO46 */
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SND_BEBOB_DEV_ENTRY(VEN_YAMAHA, 0x0010000c, &yamaha_go_spec),
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/* Focusrite, SaffirePro 26 I/O */
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SND_BEBOB_DEV_ENTRY(VEN_FOCUSRITE, 0x00000003, &saffirepro_26_spec),
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/* Focusrite, SaffirePro 10 I/O */
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SND_BEBOB_DEV_ENTRY(VEN_FOCUSRITE, 0x00000006, &saffirepro_10_spec),
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/* Focusrite, Saffire(no label and LE) */
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SND_BEBOB_DEV_ENTRY(VEN_FOCUSRITE, MODEL_FOCUSRITE_SAFFIRE_BOTH,
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&saffire_spec),
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/* M-Audio, Firewire 410 */
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SND_BEBOB_DEV_ENTRY(VEN_MAUDIO2, 0x00010058, NULL), /* bootloader */
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SND_BEBOB_DEV_ENTRY(VEN_MAUDIO2, 0x00010046, &maudio_fw410_spec),
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/* M-Audio, Firewire Audiophile */
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SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, MODEL_MAUDIO_AUDIOPHILE_BOTH,
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&maudio_audiophile_spec),
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/* M-Audio, Firewire Solo */
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SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x00010062, &maudio_solo_spec),
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/* M-Audio, Ozonic */
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SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x0000000a, &maudio_ozonic_spec),
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/* M-Audio NRV10 */
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SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x00010081, &maudio_nrv10_spec),
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/* M-Audio, ProFireLightbridge */
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SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x000100a1, &spec_normal),
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/* Firewire 1814 */
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SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x00010070, NULL), /* bootloader */
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SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, MODEL_MAUDIO_FW1814,
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&maudio_special_spec),
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/* M-Audio ProjectMix */
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SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, MODEL_MAUDIO_PROJECTMIX,
|
|
&maudio_special_spec),
|
|
/* IDs are unknown but able to be supported */
|
|
/* Apogee, Mini-ME Firewire */
|
|
/* Apogee, Mini-DAC Firewire */
|
|
/* Behringer, F-Control Audio 1616 */
|
|
/* Behringer, F-Control Audio 610 */
|
|
/* 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 = "snd-bebob",
|
|
.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);
|