diff options
| -rw-r--r-- | sound/firewire/Kconfig | 12 | ||||
| -rw-r--r-- | sound/firewire/Makefile | 2 | ||||
| -rw-r--r-- | sound/firewire/oxfw/oxfw.c | 26 | ||||
| -rw-r--r-- | sound/firewire/scs1x.c | 530 |
4 files changed, 27 insertions, 543 deletions
diff --git a/sound/firewire/Kconfig b/sound/firewire/Kconfig index e92a6d949847..2a779c2f63ab 100644 --- a/sound/firewire/Kconfig +++ b/sound/firewire/Kconfig @@ -39,6 +39,7 @@ config SND_OXFW * Mackie(Loud) d.2 pro/d.4 pro * Mackie(Loud) U.420/U.420d * TASCAM FireOne + * Stanton Controllers & Systems 1 Deck/Mixer To compile this driver as a module, choose M here: the module will be called snd-oxfw. @@ -53,17 +54,6 @@ config SND_ISIGHT To compile this driver as a module, choose M here: the module will be called snd-isight. -config SND_SCS1X - tristate "Stanton Control System 1 MIDI" - select SND_FIREWIRE_LIB - help - Say Y here to include support for the MIDI ports of the Stanton - SCS.1d/SCS.1m DJ controllers. (SCS.1m audio is still handled - by FFADO.) - - To compile this driver as a module, choose M here: the module - will be called snd-scs1x. - config SND_FIREWORKS tristate "Echo Fireworks board module support" select SND_FIREWIRE_LIB diff --git a/sound/firewire/Makefile b/sound/firewire/Makefile index f5fb62551c60..003c09029786 100644 --- a/sound/firewire/Makefile +++ b/sound/firewire/Makefile @@ -1,13 +1,11 @@ snd-firewire-lib-objs := lib.o iso-resources.o packets-buffer.o \ fcp.o cmp.o amdtp-stream.o amdtp-am824.o snd-isight-objs := isight.o -snd-scs1x-objs := scs1x.o obj-$(CONFIG_SND_FIREWIRE_LIB) += snd-firewire-lib.o obj-$(CONFIG_SND_DICE) += dice/ obj-$(CONFIG_SND_OXFW) += oxfw/ obj-$(CONFIG_SND_ISIGHT) += snd-isight.o -obj-$(CONFIG_SND_SCS1X) += snd-scs1x.o obj-$(CONFIG_SND_FIREWORKS) += fireworks/ obj-$(CONFIG_SND_BEBOB) += bebob/ obj-$(CONFIG_SND_FIREWIRE_DIGI00X) += digi00x/ diff --git a/sound/firewire/oxfw/oxfw.c b/sound/firewire/oxfw/oxfw.c index b20e496e2201..e7f2698c4cb8 100644 --- a/sound/firewire/oxfw/oxfw.c +++ b/sound/firewire/oxfw/oxfw.c @@ -19,6 +19,7 @@ #define VENDOR_BEHRINGER 0x001564 #define VENDOR_LACIE 0x00d04b #define VENDOR_TASCAM 0x00022e +#define OUI_STANTON 0x001260 #define MODEL_SATELLITE 0x00200f @@ -29,6 +30,7 @@ MODULE_DESCRIPTION("Oxford Semiconductor FW970/971 driver"); MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>"); MODULE_LICENSE("GPL v2"); MODULE_ALIAS("snd-firewire-speakers"); +MODULE_ALIAS("snd-scs1x"); struct compat_info { const char *driver_name; @@ -159,6 +161,13 @@ static int detect_quirks(struct snd_oxfw *oxfw) return snd_oxfw_add_spkr(oxfw, true); /* + * Stanton models supports asynchronous transactions for unique MIDI + * messages. + */ + if (oxfw->entry->vendor_id == OUI_STANTON) + return snd_oxfw_scs1x_add(oxfw); + + /* * TASCAM FireOne has physical control and requires a pair of additional * MIDI ports. */ @@ -275,6 +284,9 @@ static void oxfw_bus_reset(struct fw_unit *unit) snd_oxfw_stream_update_simplex(oxfw, &oxfw->tx_stream); mutex_unlock(&oxfw->mutex); + + if (oxfw->entry->vendor_id == OUI_STANTON) + snd_oxfw_scs1x_update(oxfw); } static void oxfw_remove(struct fw_unit *unit) @@ -352,6 +364,20 @@ static const struct ieee1394_device_id oxfw_id_table[] = { .vendor_id = VENDOR_TASCAM, .model_id = 0x800007, }, + /* Stanton, Stanton Controllers & Systems 1 Mixer (SCS.1m) */ + { + .match_flags = IEEE1394_MATCH_VENDOR_ID | + IEEE1394_MATCH_MODEL_ID, + .vendor_id = OUI_STANTON, + .model_id = 0x001000, + }, + /* Stanton, Stanton Controllers & Systems 1 Deck (SCS.1d) */ + { + .match_flags = IEEE1394_MATCH_VENDOR_ID | + IEEE1394_MATCH_MODEL_ID, + .vendor_id = OUI_STANTON, + .model_id = 0x002000, + }, { } }; MODULE_DEVICE_TABLE(ieee1394, oxfw_id_table); diff --git a/sound/firewire/scs1x.c b/sound/firewire/scs1x.c deleted file mode 100644 index 2dba848a781f..000000000000 --- a/sound/firewire/scs1x.c +++ /dev/null @@ -1,530 +0,0 @@ -/* - * Stanton Control System 1 MIDI driver - * - * Copyright (c) Clemens Ladisch <clemens@ladisch.de> - * Licensed under the terms of the GNU General Public License, version 2. - */ - -#include <linux/device.h> -#include <linux/firewire.h> -#include <linux/firewire-constants.h> -#include <linux/interrupt.h> -#include <linux/module.h> -#include <linux/mod_devicetable.h> -#include <linux/slab.h> -#include <linux/string.h> -#include <linux/wait.h> -#include <sound/core.h> -#include <sound/initval.h> -#include <sound/rawmidi.h> -#include "lib.h" - -#define OUI_STANTON 0x001260 -#define MODEL_SCS_1M 0x001000 -#define MODEL_SCS_1D 0x002000 - -#define HSS1394_ADDRESS 0xc007dedadadaULL -#define HSS1394_MAX_PACKET_SIZE 64 - -#define HSS1394_TAG_USER_DATA 0x00 -#define HSS1394_TAG_CHANGE_ADDRESS 0xf1 - -struct scs { - struct snd_card *card; - struct fw_unit *unit; - struct fw_address_handler hss_handler; - struct fw_transaction transaction; - bool transaction_running; - bool output_idle; - u8 output_status; - u8 output_bytes; - bool output_escaped; - bool output_escape_high_nibble; - u8 input_escape_count; - struct snd_rawmidi_substream *output; - struct snd_rawmidi_substream *input; - struct tasklet_struct tasklet; - wait_queue_head_t idle_wait; - u8 *buffer; -}; - -static const u8 sysex_escape_prefix[] = { - 0xf0, /* SysEx begin */ - 0x00, 0x01, 0x60, /* Stanton DJ */ - 0x48, 0x53, 0x53, /* "HSS" */ -}; - -static int scs_output_open(struct snd_rawmidi_substream *stream) -{ - struct scs *scs = stream->rmidi->private_data; - - scs->output_status = 0; - scs->output_bytes = 1; - scs->output_escaped = false; - - return 0; -} - -static int scs_output_close(struct snd_rawmidi_substream *stream) -{ - return 0; -} - -static void scs_output_trigger(struct snd_rawmidi_substream *stream, int up) -{ - struct scs *scs = stream->rmidi->private_data; - - ACCESS_ONCE(scs->output) = up ? stream : NULL; - if (up) { - scs->output_idle = false; - tasklet_schedule(&scs->tasklet); - } -} - -static void scs_write_callback(struct fw_card *card, int rcode, - void *data, size_t length, void *callback_data) -{ - struct scs *scs = callback_data; - - if (rcode == RCODE_GENERATION) { - /* TODO: retry this packet */ - } - - scs->transaction_running = false; - tasklet_schedule(&scs->tasklet); -} - -static bool is_valid_running_status(u8 status) -{ - return status >= 0x80 && status <= 0xef; -} - -static bool is_one_byte_cmd(u8 status) -{ - return status == 0xf6 || - status >= 0xf8; -} - -static bool is_two_bytes_cmd(u8 status) -{ - return (status >= 0xc0 && status <= 0xdf) || - status == 0xf1 || - status == 0xf3; -} - -static bool is_three_bytes_cmd(u8 status) -{ - return (status >= 0x80 && status <= 0xbf) || - (status >= 0xe0 && status <= 0xef) || - status == 0xf2; -} - -static bool is_invalid_cmd(u8 status) -{ - return status == 0xf4 || - status == 0xf5 || - status == 0xf9 || - status == 0xfd; -} - -static void scs_output_tasklet(unsigned long data) -{ - struct scs *scs = (void *)data; - struct snd_rawmidi_substream *stream; - unsigned int i; - u8 byte; - struct fw_device *dev; - int generation; - - if (scs->transaction_running) - return; - - stream = ACCESS_ONCE(scs->output); - if (!stream) { - scs->output_idle = true; - wake_up(&scs->idle_wait); - return; - } - - i = scs->output_bytes; - for (;;) { - if (snd_rawmidi_transmit(stream, &byte, 1) != 1) { - scs->output_bytes = i; - scs->output_idle = true; - wake_up(&scs->idle_wait); - return; - } - /* - * Convert from real MIDI to what I think the device expects (no - * running status, one command per packet, unescaped SysExs). - */ - if (scs->output_escaped && byte < 0x80) { - if (scs->output_escape_high_nibble) { - if (i < HSS1394_MAX_PACKET_SIZE) { - scs->buffer[i] = byte << 4; - scs->output_escape_high_nibble = false; - } - } else { - scs->buffer[i++] |= byte & 0x0f; - scs->output_escape_high_nibble = true; - } - } else if (byte < 0x80) { - if (i == 1) { - if (!is_valid_running_status(scs->output_status)) - continue; - scs->buffer[0] = HSS1394_TAG_USER_DATA; - scs->buffer[i++] = scs->output_status; - } - scs->buffer[i++] = byte; - if ((i == 3 && is_two_bytes_cmd(scs->output_status)) || - (i == 4 && is_three_bytes_cmd(scs->output_status))) - break; - if (i == 1 + ARRAY_SIZE(sysex_escape_prefix) && - !memcmp(scs->buffer + 1, sysex_escape_prefix, - ARRAY_SIZE(sysex_escape_prefix))) { - scs->output_escaped = true; - scs->output_escape_high_nibble = true; - i = 0; - } - if (i >= HSS1394_MAX_PACKET_SIZE) - i = 1; - } else if (byte == 0xf7) { - if (scs->output_escaped) { - if (i >= 1 && scs->output_escape_high_nibble && - scs->buffer[0] != HSS1394_TAG_CHANGE_ADDRESS) - break; - } else { - if (i > 1 && scs->output_status == 0xf0) { - scs->buffer[i++] = 0xf7; - break; - } - } - i = 1; - scs->output_escaped = false; - } else if (!is_invalid_cmd(byte) && - byte < 0xf8) { - i = 1; - scs->buffer[0] = HSS1394_TAG_USER_DATA; - scs->buffer[i++] = byte; - scs->output_status = byte; - scs->output_escaped = false; - if (is_one_byte_cmd(byte)) - break; - } - } - scs->output_bytes = 1; - scs->output_escaped = false; - - scs->transaction_running = true; - dev = fw_parent_device(scs->unit); - generation = dev->generation; - smp_rmb(); /* node_id vs. generation */ - fw_send_request(dev->card, &scs->transaction, TCODE_WRITE_BLOCK_REQUEST, - dev->node_id, generation, dev->max_speed, - HSS1394_ADDRESS, scs->buffer, i, - scs_write_callback, scs); -} - -static void scs_output_drain(struct snd_rawmidi_substream *stream) -{ - struct scs *scs = stream->rmidi->private_data; - - wait_event(scs->idle_wait, scs->output_idle); -} - -static struct snd_rawmidi_ops output_ops = { - .open = scs_output_open, - .close = scs_output_close, - .trigger = scs_output_trigger, - .drain = scs_output_drain, -}; - -static int scs_input_open(struct snd_rawmidi_substream *stream) -{ - struct scs *scs = stream->rmidi->private_data; - - scs->input_escape_count = 0; - - return 0; -} - -static int scs_input_close(struct snd_rawmidi_substream *stream) -{ - return 0; -} - -static void scs_input_trigger(struct snd_rawmidi_substream *stream, int up) -{ - struct scs *scs = stream->rmidi->private_data; - - ACCESS_ONCE(scs->input) = up ? stream : NULL; -} - -static void scs_input_escaped_byte(struct snd_rawmidi_substream *stream, - u8 byte) -{ - u8 nibbles[2]; - - nibbles[0] = byte >> 4; - nibbles[1] = byte & 0x0f; - snd_rawmidi_receive(stream, nibbles, 2); -} - -static void scs_input_midi_byte(struct scs *scs, - struct snd_rawmidi_substream *stream, - u8 byte) -{ - if (scs->input_escape_count > 0) { - scs_input_escaped_byte(stream, byte); - scs->input_escape_count--; - if (scs->input_escape_count == 0) - snd_rawmidi_receive(stream, (const u8[]) { 0xf7 }, 1); - } else if (byte == 0xf9) { - snd_rawmidi_receive(stream, sysex_escape_prefix, - ARRAY_SIZE(sysex_escape_prefix)); - scs_input_escaped_byte(stream, 0x00); - scs_input_escaped_byte(stream, 0xf9); - scs->input_escape_count = 3; - } else { - snd_rawmidi_receive(stream, &byte, 1); - } -} - -static void scs_input_packet(struct scs *scs, - struct snd_rawmidi_substream *stream, - const u8 *data, unsigned int bytes) -{ - unsigned int i; - - if (data[0] == HSS1394_TAG_USER_DATA) { - for (i = 1; i < bytes; ++i) - scs_input_midi_byte(scs, stream, data[i]); - } else { - snd_rawmidi_receive(stream, sysex_escape_prefix, - ARRAY_SIZE(sysex_escape_prefix)); - for (i = 0; i < bytes; ++i) - scs_input_escaped_byte(stream, data[i]); - snd_rawmidi_receive(stream, (const u8[]) { 0xf7 }, 1); - } -} - -static struct snd_rawmidi_ops input_ops = { - .open = scs_input_open, - .close = scs_input_close, - .trigger = scs_input_trigger, -}; - -static int scs_create_midi(struct scs *scs) -{ - struct snd_rawmidi *rmidi; - int err; - - err = snd_rawmidi_new(scs->card, "SCS.1x", 0, 1, 1, &rmidi); - if (err < 0) - return err; - snprintf(rmidi->name, sizeof(rmidi->name), - "%s MIDI", scs->card->shortname); - rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT | - SNDRV_RAWMIDI_INFO_INPUT | - SNDRV_RAWMIDI_INFO_DUPLEX; - rmidi->private_data = scs; - snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &output_ops); - snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &input_ops); - - return 0; -} - -static void handle_hss(struct fw_card *card, struct fw_request *request, - int tcode, int destination, int source, int generation, - unsigned long long offset, void *data, size_t length, - void *callback_data) -{ - struct scs *scs = callback_data; - struct snd_rawmidi_substream *stream; - - if (offset != scs->hss_handler.offset) { - fw_send_response(card, request, RCODE_ADDRESS_ERROR); - return; - } - if (tcode != TCODE_WRITE_QUADLET_REQUEST && - tcode != TCODE_WRITE_BLOCK_REQUEST) { - fw_send_response(card, request, RCODE_TYPE_ERROR); - return; - } - - if (length >= 1) { - stream = ACCESS_ONCE(scs->input); - if (stream) - scs_input_packet(scs, stream, data, length); - } - - fw_send_response(card, request, RCODE_COMPLETE); -} - -static int scs_init_hss_address(struct scs *scs) -{ - __be64 data; - int err; - - data = cpu_to_be64(((u64)HSS1394_TAG_CHANGE_ADDRESS << 56) | - scs->hss_handler.offset); - err = snd_fw_transaction(scs->unit, TCODE_WRITE_BLOCK_REQUEST, - HSS1394_ADDRESS, &data, 8, 0); - if (err < 0) - dev_err(&scs->unit->device, "HSS1394 communication failed\n"); - - return err; -} - -static void scs_card_free(struct snd_card *card) -{ - struct scs *scs = card->private_data; - - fw_core_remove_address_handler(&scs->hss_handler); - kfree(scs->buffer); -} - -static int scs_probe(struct fw_unit *unit, const struct ieee1394_device_id *id) -{ - struct fw_device *fw_dev = fw_parent_device(unit); - struct snd_card *card; - struct scs *scs; - int err; - - err = snd_card_new(&unit->device, -16, NULL, THIS_MODULE, - sizeof(*scs), &card); - if (err < 0) - return err; - - scs = card->private_data; - scs->card = card; - scs->unit = unit; - tasklet_init(&scs->tasklet, scs_output_tasklet, (unsigned long)scs); - init_waitqueue_head(&scs->idle_wait); - scs->output_idle = true; - - scs->buffer = kmalloc(HSS1394_MAX_PACKET_SIZE, GFP_KERNEL); - if (!scs->buffer) { - err = -ENOMEM; - goto err_card; - } - - scs->hss_handler.length = HSS1394_MAX_PACKET_SIZE; - scs->hss_handler.address_callback = handle_hss; - scs->hss_handler.callback_data = scs; - err = fw_core_add_address_handler(&scs->hss_handler, - &fw_high_memory_region); - if (err < 0) - goto err_buffer; - - card->private_free = scs_card_free; - - strcpy(card->driver, "SCS.1x"); - strcpy(card->shortname, "SCS.1x"); - fw_csr_string(unit->directory, CSR_MODEL, - card->shortname, sizeof(card->shortname)); - snprintf(card->longname, sizeof(card->longname), - "Stanton DJ %s (GUID %08x%08x) at %s, S%d", - card->shortname, fw_dev->config_rom[3], fw_dev->config_rom[4], - dev_name(&unit->device), 100 << fw_dev->max_speed); - strcpy(card->mixername, card->shortname); - - err = scs_init_hss_address(scs); - if (err < 0) - goto err_card; - - err = scs_create_midi(scs); - if (err < 0) - goto err_card; - - err = snd_card_register(card); - if (err < 0) - goto err_card; - - dev_set_drvdata(&unit->device, scs); - - return 0; - -err_buffer: - kfree(scs->buffer); -err_card: - snd_card_free(card); - return err; -} - -static void scs_update(struct fw_unit *unit) -{ - struct scs *scs = dev_get_drvdata(&unit->device); - int generation; - __be64 data; - - data = cpu_to_be64(((u64)HSS1394_TAG_CHANGE_ADDRESS << 56) | - scs->hss_handler.offset); - generation = fw_parent_device(unit)->generation; - smp_rmb(); /* node_id vs. generation */ - snd_fw_transaction(scs->unit, TCODE_WRITE_BLOCK_REQUEST, - HSS1394_ADDRESS, &data, 8, - FW_FIXED_GENERATION | generation); -} - -static void scs_remove(struct fw_unit *unit) -{ - struct scs *scs = dev_get_drvdata(&unit->device); - - snd_card_disconnect(scs->card); - - ACCESS_ONCE(scs->output) = NULL; - ACCESS_ONCE(scs->input) = NULL; - - wait_event(scs->idle_wait, scs->output_idle); - - tasklet_kill(&scs->tasklet); - - snd_card_free_when_closed(scs->card); -} - -static const struct ieee1394_device_id scs_id_table[] = { - { - .match_flags = IEEE1394_MATCH_VENDOR_ID | - IEEE1394_MATCH_MODEL_ID, - .vendor_id = OUI_STANTON, - .model_id = MODEL_SCS_1M, - }, - { - .match_flags = IEEE1394_MATCH_VENDOR_ID | - IEEE1394_MATCH_MODEL_ID, - .vendor_id = OUI_STANTON, - .model_id = MODEL_SCS_1D, - }, - {} -}; -MODULE_DEVICE_TABLE(ieee1394, scs_id_table); - -MODULE_DESCRIPTION("SCS.1x MIDI driver"); -MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>"); -MODULE_LICENSE("GPL v2"); - -static struct fw_driver scs_driver = { - .driver = { - .owner = THIS_MODULE, - .name = KBUILD_MODNAME, - .bus = &fw_bus_type, - }, - .probe = scs_probe, - .update = scs_update, - .remove = scs_remove, - .id_table = scs_id_table, -}; - -static int __init alsa_scs1x_init(void) -{ - return driver_register(&scs_driver.driver); -} - -static void __exit alsa_scs1x_exit(void) -{ - driver_unregister(&scs_driver.driver); -} - -module_init(alsa_scs1x_init); -module_exit(alsa_scs1x_exit); |