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256 lines
6.2 KiB
256 lines
6.2 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* ff.c - a part of driver for RME Fireface series |
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* |
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* Copyright (c) 2015-2017 Takashi Sakamoto |
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*/ |
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#include "ff.h" |
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#define OUI_RME 0x000a35 |
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MODULE_DESCRIPTION("RME Fireface series Driver"); |
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MODULE_AUTHOR("Takashi Sakamoto <[email protected]>"); |
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MODULE_LICENSE("GPL v2"); |
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static void name_card(struct snd_ff *ff) |
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{ |
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struct fw_device *fw_dev = fw_parent_device(ff->unit); |
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const char *const names[] = { |
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[SND_FF_UNIT_VERSION_FF800] = "Fireface800", |
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[SND_FF_UNIT_VERSION_FF400] = "Fireface400", |
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[SND_FF_UNIT_VERSION_UFX] = "FirefaceUFX", |
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[SND_FF_UNIT_VERSION_UCX] = "FirefaceUCX", |
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[SND_FF_UNIT_VERSION_802] = "Fireface802", |
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}; |
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const char *name; |
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name = names[ff->unit_version]; |
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strcpy(ff->card->driver, "Fireface"); |
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strcpy(ff->card->shortname, name); |
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strcpy(ff->card->mixername, name); |
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snprintf(ff->card->longname, sizeof(ff->card->longname), |
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"RME %s, GUID %08x%08x at %s, S%d", name, |
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fw_dev->config_rom[3], fw_dev->config_rom[4], |
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dev_name(&ff->unit->device), 100 << fw_dev->max_speed); |
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} |
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static void ff_card_free(struct snd_card *card) |
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{ |
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struct snd_ff *ff = card->private_data; |
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snd_ff_stream_destroy_duplex(ff); |
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snd_ff_transaction_unregister(ff); |
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mutex_destroy(&ff->mutex); |
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fw_unit_put(ff->unit); |
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} |
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static int snd_ff_probe(struct fw_unit *unit, const struct ieee1394_device_id *entry) |
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{ |
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struct snd_card *card; |
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struct snd_ff *ff; |
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int err; |
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err = snd_card_new(&unit->device, -1, NULL, THIS_MODULE, sizeof(*ff), &card); |
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if (err < 0) |
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return err; |
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card->private_free = ff_card_free; |
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ff = card->private_data; |
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ff->unit = fw_unit_get(unit); |
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dev_set_drvdata(&unit->device, ff); |
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ff->card = card; |
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mutex_init(&ff->mutex); |
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spin_lock_init(&ff->lock); |
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init_waitqueue_head(&ff->hwdep_wait); |
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ff->unit_version = entry->version; |
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ff->spec = (const struct snd_ff_spec *)entry->driver_data; |
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err = snd_ff_transaction_register(ff); |
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if (err < 0) |
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goto error; |
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name_card(ff); |
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err = snd_ff_stream_init_duplex(ff); |
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if (err < 0) |
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goto error; |
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snd_ff_proc_init(ff); |
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err = snd_ff_create_midi_devices(ff); |
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if (err < 0) |
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goto error; |
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err = snd_ff_create_pcm_devices(ff); |
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if (err < 0) |
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goto error; |
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err = snd_ff_create_hwdep_devices(ff); |
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if (err < 0) |
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goto error; |
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err = snd_card_register(card); |
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if (err < 0) |
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goto error; |
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return 0; |
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error: |
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snd_card_free(card); |
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return err; |
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} |
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static void snd_ff_update(struct fw_unit *unit) |
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{ |
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struct snd_ff *ff = dev_get_drvdata(&unit->device); |
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snd_ff_transaction_reregister(ff); |
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snd_ff_stream_update_duplex(ff); |
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} |
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static void snd_ff_remove(struct fw_unit *unit) |
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{ |
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struct snd_ff *ff = dev_get_drvdata(&unit->device); |
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// Block till all of ALSA character devices are released. |
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snd_card_free(ff->card); |
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} |
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static const struct snd_ff_spec spec_ff800 = { |
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.pcm_capture_channels = {28, 20, 12}, |
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.pcm_playback_channels = {28, 20, 12}, |
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.midi_in_ports = 1, |
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.midi_out_ports = 1, |
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.protocol = &snd_ff_protocol_ff800, |
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.midi_high_addr = 0x000200000320ull, |
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.midi_addr_range = 12, |
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.midi_rx_addrs = {0x000080180000ull, 0}, |
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}; |
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static const struct snd_ff_spec spec_ff400 = { |
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.pcm_capture_channels = {18, 14, 10}, |
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.pcm_playback_channels = {18, 14, 10}, |
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.midi_in_ports = 2, |
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.midi_out_ports = 2, |
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.protocol = &snd_ff_protocol_ff400, |
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.midi_high_addr = 0x0000801003f4ull, |
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.midi_addr_range = SND_FF_MAXIMIM_MIDI_QUADS * 4, |
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.midi_rx_addrs = {0x000080180000ull, 0x000080190000ull}, |
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}; |
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static const struct snd_ff_spec spec_ucx = { |
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.pcm_capture_channels = {18, 14, 12}, |
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.pcm_playback_channels = {18, 14, 12}, |
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.midi_in_ports = 2, |
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.midi_out_ports = 2, |
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.protocol = &snd_ff_protocol_latter, |
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.midi_high_addr = 0xffff00000034ull, |
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.midi_addr_range = 0x80, |
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.midi_rx_addrs = {0xffff00000030ull, 0xffff00000030ull}, |
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}; |
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static const struct snd_ff_spec spec_ufx_802 = { |
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.pcm_capture_channels = {30, 22, 14}, |
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.pcm_playback_channels = {30, 22, 14}, |
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.midi_in_ports = 1, |
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.midi_out_ports = 1, |
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.protocol = &snd_ff_protocol_latter, |
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.midi_high_addr = 0xffff00000034ull, |
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.midi_addr_range = 0x80, |
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.midi_rx_addrs = {0xffff00000030ull, 0xffff00000030ull}, |
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}; |
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static const struct ieee1394_device_id snd_ff_id_table[] = { |
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/* Fireface 800 */ |
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{ |
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.match_flags = IEEE1394_MATCH_VENDOR_ID | |
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IEEE1394_MATCH_SPECIFIER_ID | |
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IEEE1394_MATCH_VERSION | |
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IEEE1394_MATCH_MODEL_ID, |
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.vendor_id = OUI_RME, |
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.specifier_id = OUI_RME, |
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.version = SND_FF_UNIT_VERSION_FF800, |
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.model_id = 0x101800, |
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.driver_data = (kernel_ulong_t)&spec_ff800, |
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}, |
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/* Fireface 400 */ |
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{ |
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.match_flags = IEEE1394_MATCH_VENDOR_ID | |
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IEEE1394_MATCH_SPECIFIER_ID | |
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IEEE1394_MATCH_VERSION | |
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IEEE1394_MATCH_MODEL_ID, |
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.vendor_id = OUI_RME, |
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.specifier_id = OUI_RME, |
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.version = SND_FF_UNIT_VERSION_FF400, |
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.model_id = 0x101800, |
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.driver_data = (kernel_ulong_t)&spec_ff400, |
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}, |
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// Fireface UFX. |
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{ |
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.match_flags = IEEE1394_MATCH_VENDOR_ID | |
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IEEE1394_MATCH_SPECIFIER_ID | |
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IEEE1394_MATCH_VERSION | |
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IEEE1394_MATCH_MODEL_ID, |
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.vendor_id = OUI_RME, |
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.specifier_id = OUI_RME, |
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.version = SND_FF_UNIT_VERSION_UFX, |
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.model_id = 0x101800, |
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.driver_data = (kernel_ulong_t)&spec_ufx_802, |
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}, |
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// Fireface UCX. |
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{ |
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.match_flags = IEEE1394_MATCH_VENDOR_ID | |
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IEEE1394_MATCH_SPECIFIER_ID | |
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IEEE1394_MATCH_VERSION | |
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IEEE1394_MATCH_MODEL_ID, |
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.vendor_id = OUI_RME, |
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.specifier_id = OUI_RME, |
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.version = SND_FF_UNIT_VERSION_UCX, |
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.model_id = 0x101800, |
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.driver_data = (kernel_ulong_t)&spec_ucx, |
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}, |
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// Fireface 802. |
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{ |
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.match_flags = IEEE1394_MATCH_VENDOR_ID | |
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IEEE1394_MATCH_SPECIFIER_ID | |
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IEEE1394_MATCH_VERSION | |
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IEEE1394_MATCH_MODEL_ID, |
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.vendor_id = OUI_RME, |
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.specifier_id = OUI_RME, |
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.version = SND_FF_UNIT_VERSION_802, |
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.model_id = 0x101800, |
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.driver_data = (kernel_ulong_t)&spec_ufx_802, |
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}, |
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{} |
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}; |
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MODULE_DEVICE_TABLE(ieee1394, snd_ff_id_table); |
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static struct fw_driver ff_driver = { |
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.driver = { |
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.owner = THIS_MODULE, |
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.name = KBUILD_MODNAME, |
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.bus = &fw_bus_type, |
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}, |
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.probe = snd_ff_probe, |
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.update = snd_ff_update, |
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.remove = snd_ff_remove, |
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.id_table = snd_ff_id_table, |
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}; |
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static int __init snd_ff_init(void) |
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{ |
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return driver_register(&ff_driver.driver); |
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} |
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static void __exit snd_ff_exit(void) |
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{ |
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driver_unregister(&ff_driver.driver); |
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} |
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module_init(snd_ff_init); |
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module_exit(snd_ff_exit);
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