263 lines
7.7 KiB
C
263 lines
7.7 KiB
C
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/*
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* bebob.h - 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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#ifndef SOUND_BEBOB_H_INCLUDED
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#define SOUND_BEBOB_H_INCLUDED
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#include <linux/compat.h>
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#include <linux/device.h>
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#include <linux/firewire.h>
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#include <linux/firewire-constants.h>
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#include <linux/module.h>
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#include <linux/mod_devicetable.h>
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#include <linux/delay.h>
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#include <linux/slab.h>
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#include <linux/sched/signal.h>
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#include <sound/core.h>
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#include <sound/initval.h>
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#include <sound/info.h>
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#include <sound/rawmidi.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/firewire.h>
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#include <sound/hwdep.h>
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#include "../lib.h"
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#include "../fcp.h"
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#include "../packets-buffer.h"
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#include "../iso-resources.h"
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#include "../amdtp-am824.h"
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#include "../cmp.h"
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/* basic register addresses on DM1000/DM1100/DM1500 */
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#define BEBOB_ADDR_REG_INFO 0xffffc8020000ULL
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#define BEBOB_ADDR_REG_REQ 0xffffc8021000ULL
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struct snd_bebob;
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#define SND_BEBOB_STRM_FMT_ENTRIES 7
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struct snd_bebob_stream_formation {
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unsigned int pcm;
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unsigned int midi;
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};
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/* this is a lookup table for index of stream formations */
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extern const unsigned int snd_bebob_rate_table[SND_BEBOB_STRM_FMT_ENTRIES];
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/* device specific operations */
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enum snd_bebob_clock_type {
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SND_BEBOB_CLOCK_TYPE_INTERNAL = 0,
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SND_BEBOB_CLOCK_TYPE_EXTERNAL,
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SND_BEBOB_CLOCK_TYPE_SYT,
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};
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struct snd_bebob_clock_spec {
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unsigned int num;
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const char *const *labels;
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const enum snd_bebob_clock_type *types;
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int (*get)(struct snd_bebob *bebob, unsigned int *id);
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};
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struct snd_bebob_rate_spec {
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int (*get)(struct snd_bebob *bebob, unsigned int *rate);
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int (*set)(struct snd_bebob *bebob, unsigned int rate);
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};
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struct snd_bebob_meter_spec {
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unsigned int num;
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const char *const *labels;
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int (*get)(struct snd_bebob *bebob, u32 *target, unsigned int size);
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};
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struct snd_bebob_spec {
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const struct snd_bebob_clock_spec *clock;
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const struct snd_bebob_rate_spec *rate;
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const struct snd_bebob_meter_spec *meter;
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};
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struct snd_bebob {
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struct snd_card *card;
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struct fw_unit *unit;
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int card_index;
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struct mutex mutex;
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spinlock_t lock;
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bool registered;
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struct delayed_work dwork;
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const struct ieee1394_device_id *entry;
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const struct snd_bebob_spec *spec;
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unsigned int midi_input_ports;
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unsigned int midi_output_ports;
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bool connected;
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struct amdtp_stream tx_stream;
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struct amdtp_stream rx_stream;
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struct cmp_connection out_conn;
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struct cmp_connection in_conn;
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unsigned int substreams_counter;
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struct snd_bebob_stream_formation
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tx_stream_formations[SND_BEBOB_STRM_FMT_ENTRIES];
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struct snd_bebob_stream_formation
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rx_stream_formations[SND_BEBOB_STRM_FMT_ENTRIES];
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int sync_input_plug;
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/* for uapi */
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int dev_lock_count;
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bool dev_lock_changed;
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wait_queue_head_t hwdep_wait;
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/* for M-Audio special devices */
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void *maudio_special_quirk;
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/* For BeBoB version quirk. */
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unsigned int version;
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};
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static inline int
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snd_bebob_read_block(struct fw_unit *unit, u64 addr, void *buf, int size)
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{
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return snd_fw_transaction(unit, TCODE_READ_BLOCK_REQUEST,
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BEBOB_ADDR_REG_INFO + addr,
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buf, size, 0);
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}
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static inline int
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snd_bebob_read_quad(struct fw_unit *unit, u64 addr, u32 *buf)
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{
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return snd_fw_transaction(unit, TCODE_READ_QUADLET_REQUEST,
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BEBOB_ADDR_REG_INFO + addr,
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(void *)buf, sizeof(u32), 0);
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}
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/* AV/C Audio Subunit Specification 1.0 (Oct 2000, 1394TA) */
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int avc_audio_set_selector(struct fw_unit *unit, unsigned int subunit_id,
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unsigned int fb_id, unsigned int num);
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int avc_audio_get_selector(struct fw_unit *unit, unsigned int subunit_id,
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unsigned int fb_id, unsigned int *num);
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/*
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* AVC command extensions, AV/C Unit and Subunit, Revision 17
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* (Nov 2003, BridgeCo)
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*/
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#define AVC_BRIDGECO_ADDR_BYTES 6
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enum avc_bridgeco_plug_dir {
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AVC_BRIDGECO_PLUG_DIR_IN = 0x00,
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AVC_BRIDGECO_PLUG_DIR_OUT = 0x01
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};
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enum avc_bridgeco_plug_mode {
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AVC_BRIDGECO_PLUG_MODE_UNIT = 0x00,
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AVC_BRIDGECO_PLUG_MODE_SUBUNIT = 0x01,
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AVC_BRIDGECO_PLUG_MODE_FUNCTION_BLOCK = 0x02
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};
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enum avc_bridgeco_plug_unit {
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AVC_BRIDGECO_PLUG_UNIT_ISOC = 0x00,
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AVC_BRIDGECO_PLUG_UNIT_EXT = 0x01,
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AVC_BRIDGECO_PLUG_UNIT_ASYNC = 0x02
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};
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enum avc_bridgeco_plug_type {
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AVC_BRIDGECO_PLUG_TYPE_ISOC = 0x00,
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AVC_BRIDGECO_PLUG_TYPE_ASYNC = 0x01,
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AVC_BRIDGECO_PLUG_TYPE_MIDI = 0x02,
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AVC_BRIDGECO_PLUG_TYPE_SYNC = 0x03,
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AVC_BRIDGECO_PLUG_TYPE_ANA = 0x04,
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AVC_BRIDGECO_PLUG_TYPE_DIG = 0x05,
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AVC_BRIDGECO_PLUG_TYPE_ADDITION = 0x06
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};
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static inline void
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avc_bridgeco_fill_unit_addr(u8 buf[AVC_BRIDGECO_ADDR_BYTES],
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enum avc_bridgeco_plug_dir dir,
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enum avc_bridgeco_plug_unit unit,
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unsigned int pid)
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{
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buf[0] = 0xff; /* Unit */
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buf[1] = dir;
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buf[2] = AVC_BRIDGECO_PLUG_MODE_UNIT;
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buf[3] = unit;
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buf[4] = 0xff & pid;
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buf[5] = 0xff; /* reserved */
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}
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static inline void
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avc_bridgeco_fill_msu_addr(u8 buf[AVC_BRIDGECO_ADDR_BYTES],
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enum avc_bridgeco_plug_dir dir,
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unsigned int pid)
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{
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buf[0] = 0x60; /* Music subunit */
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buf[1] = dir;
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buf[2] = AVC_BRIDGECO_PLUG_MODE_SUBUNIT;
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buf[3] = 0xff & pid;
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buf[4] = 0xff; /* reserved */
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buf[5] = 0xff; /* reserved */
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}
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int avc_bridgeco_get_plug_ch_pos(struct fw_unit *unit,
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u8 addr[AVC_BRIDGECO_ADDR_BYTES],
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u8 *buf, unsigned int len);
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int avc_bridgeco_get_plug_type(struct fw_unit *unit,
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u8 addr[AVC_BRIDGECO_ADDR_BYTES],
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enum avc_bridgeco_plug_type *type);
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int avc_bridgeco_get_plug_section_type(struct fw_unit *unit,
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u8 addr[AVC_BRIDGECO_ADDR_BYTES],
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unsigned int id, u8 *type);
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int avc_bridgeco_get_plug_input(struct fw_unit *unit,
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u8 addr[AVC_BRIDGECO_ADDR_BYTES],
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u8 input[7]);
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int avc_bridgeco_get_plug_strm_fmt(struct fw_unit *unit,
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u8 addr[AVC_BRIDGECO_ADDR_BYTES], u8 *buf,
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unsigned int *len, unsigned int eid);
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/* for AMDTP streaming */
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int snd_bebob_stream_get_rate(struct snd_bebob *bebob, unsigned int *rate);
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int snd_bebob_stream_set_rate(struct snd_bebob *bebob, unsigned int rate);
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int snd_bebob_stream_get_clock_src(struct snd_bebob *bebob,
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enum snd_bebob_clock_type *src);
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int snd_bebob_stream_discover(struct snd_bebob *bebob);
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int snd_bebob_stream_init_duplex(struct snd_bebob *bebob);
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int snd_bebob_stream_start_duplex(struct snd_bebob *bebob, unsigned int rate);
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void snd_bebob_stream_stop_duplex(struct snd_bebob *bebob);
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void snd_bebob_stream_destroy_duplex(struct snd_bebob *bebob);
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void snd_bebob_stream_lock_changed(struct snd_bebob *bebob);
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int snd_bebob_stream_lock_try(struct snd_bebob *bebob);
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void snd_bebob_stream_lock_release(struct snd_bebob *bebob);
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void snd_bebob_proc_init(struct snd_bebob *bebob);
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int snd_bebob_create_midi_devices(struct snd_bebob *bebob);
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int snd_bebob_create_pcm_devices(struct snd_bebob *bebob);
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int snd_bebob_create_hwdep_device(struct snd_bebob *bebob);
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/* model specific operations */
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extern const struct snd_bebob_spec phase88_rack_spec;
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extern const struct snd_bebob_spec yamaha_terratec_spec;
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extern const struct snd_bebob_spec saffirepro_26_spec;
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extern const struct snd_bebob_spec saffirepro_10_spec;
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extern const struct snd_bebob_spec saffire_le_spec;
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extern const struct snd_bebob_spec saffire_spec;
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extern const struct snd_bebob_spec maudio_fw410_spec;
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extern const struct snd_bebob_spec maudio_audiophile_spec;
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extern const struct snd_bebob_spec maudio_solo_spec;
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extern const struct snd_bebob_spec maudio_ozonic_spec;
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extern const struct snd_bebob_spec maudio_nrv10_spec;
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extern const struct snd_bebob_spec maudio_special_spec;
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int snd_bebob_maudio_special_discover(struct snd_bebob *bebob, bool is1814);
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int snd_bebob_maudio_load_firmware(struct fw_unit *unit);
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#define SND_BEBOB_DEV_ENTRY(vendor, model, data) \
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{ \
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.match_flags = IEEE1394_MATCH_VENDOR_ID | \
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IEEE1394_MATCH_MODEL_ID, \
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.vendor_id = vendor, \
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.model_id = model, \
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.driver_data = (kernel_ulong_t)data \
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}
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#endif
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