233 lines
6.5 KiB
C
233 lines
6.5 KiB
C
/*
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* fireworks.h - a part of driver for Fireworks based devices
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*
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* Copyright (c) 2009-2010 Clemens Ladisch
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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_FIREWORKS_H_INCLUDED
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#define SOUND_FIREWORKS_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 <sound/core.h>
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#include <sound/initval.h>
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#include <sound/pcm.h>
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#include <sound/info.h>
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#include <sound/rawmidi.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 "../packets-buffer.h"
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#include "../iso-resources.h"
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#include "../amdtp.h"
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#include "../cmp.h"
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#include "../lib.h"
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#define SND_EFW_MAX_MIDI_OUT_PORTS 2
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#define SND_EFW_MAX_MIDI_IN_PORTS 2
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#define SND_EFW_MULTIPLIER_MODES 3
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#define HWINFO_NAME_SIZE_BYTES 32
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#define HWINFO_MAX_CAPS_GROUPS 8
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/*
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* This should be greater than maximum bytes for EFW response content.
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* Currently response against command for isochronous channel mapping is
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* confirmed to be the maximum one. But for flexibility, use maximum data
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* payload for asynchronous primary packets at S100 (Cable base rate) in
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* IEEE Std 1394-1995.
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*/
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#define SND_EFW_RESPONSE_MAXIMUM_BYTES 0x200U
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extern unsigned int snd_efw_resp_buf_size;
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extern bool snd_efw_resp_buf_debug;
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struct snd_efw_phys_grp {
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u8 type; /* see enum snd_efw_grp_type */
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u8 count;
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} __packed;
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struct snd_efw {
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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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/* for transaction */
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u32 seqnum;
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bool resp_addr_changable;
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/* for quirks */
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bool is_af9;
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u32 firmware_version;
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unsigned int midi_in_ports;
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unsigned int midi_out_ports;
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unsigned int supported_sampling_rate;
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unsigned int pcm_capture_channels[SND_EFW_MULTIPLIER_MODES];
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unsigned int pcm_playback_channels[SND_EFW_MULTIPLIER_MODES];
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struct amdtp_stream *master;
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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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atomic_t capture_substreams;
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atomic_t playback_substreams;
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/* hardware metering parameters */
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unsigned int phys_out;
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unsigned int phys_in;
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unsigned int phys_out_grp_count;
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unsigned int phys_in_grp_count;
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struct snd_efw_phys_grp phys_out_grps[HWINFO_MAX_CAPS_GROUPS];
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struct snd_efw_phys_grp phys_in_grps[HWINFO_MAX_CAPS_GROUPS];
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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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/* response queue */
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u8 *resp_buf;
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u8 *pull_ptr;
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u8 *push_ptr;
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unsigned int resp_queues;
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};
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int snd_efw_transaction_cmd(struct fw_unit *unit,
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const void *cmd, unsigned int size);
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int snd_efw_transaction_run(struct fw_unit *unit,
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const void *cmd, unsigned int cmd_size,
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void *resp, unsigned int resp_size);
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int snd_efw_transaction_register(void);
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void snd_efw_transaction_unregister(void);
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void snd_efw_transaction_bus_reset(struct fw_unit *unit);
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void snd_efw_transaction_add_instance(struct snd_efw *efw);
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void snd_efw_transaction_remove_instance(struct snd_efw *efw);
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struct snd_efw_hwinfo {
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u32 flags;
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u32 guid_hi;
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u32 guid_lo;
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u32 type;
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u32 version;
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char vendor_name[HWINFO_NAME_SIZE_BYTES];
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char model_name[HWINFO_NAME_SIZE_BYTES];
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u32 supported_clocks;
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u32 amdtp_rx_pcm_channels;
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u32 amdtp_tx_pcm_channels;
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u32 phys_out;
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u32 phys_in;
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u32 phys_out_grp_count;
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struct snd_efw_phys_grp phys_out_grps[HWINFO_MAX_CAPS_GROUPS];
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u32 phys_in_grp_count;
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struct snd_efw_phys_grp phys_in_grps[HWINFO_MAX_CAPS_GROUPS];
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u32 midi_out_ports;
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u32 midi_in_ports;
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u32 max_sample_rate;
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u32 min_sample_rate;
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u32 dsp_version;
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u32 arm_version;
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u32 mixer_playback_channels;
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u32 mixer_capture_channels;
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u32 fpga_version;
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u32 amdtp_rx_pcm_channels_2x;
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u32 amdtp_tx_pcm_channels_2x;
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u32 amdtp_rx_pcm_channels_4x;
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u32 amdtp_tx_pcm_channels_4x;
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u32 reserved[16];
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} __packed;
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enum snd_efw_grp_type {
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SND_EFW_CH_TYPE_ANALOG = 0,
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SND_EFW_CH_TYPE_SPDIF = 1,
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SND_EFW_CH_TYPE_ADAT = 2,
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SND_EFW_CH_TYPE_SPDIF_OR_ADAT = 3,
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SND_EFW_CH_TYPE_ANALOG_MIRRORING = 4,
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SND_EFW_CH_TYPE_HEADPHONES = 5,
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SND_EFW_CH_TYPE_I2S = 6,
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SND_EFW_CH_TYPE_GUITAR = 7,
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SND_EFW_CH_TYPE_PIEZO_GUITAR = 8,
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SND_EFW_CH_TYPE_GUITAR_STRING = 9,
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SND_EFW_CH_TYPE_DUMMY
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};
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struct snd_efw_phys_meters {
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u32 status; /* guitar state/midi signal/clock input detect */
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u32 reserved0;
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u32 reserved1;
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u32 reserved2;
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u32 reserved3;
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u32 out_meters;
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u32 in_meters;
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u32 reserved4;
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u32 reserved5;
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u32 values[0];
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} __packed;
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enum snd_efw_clock_source {
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SND_EFW_CLOCK_SOURCE_INTERNAL = 0,
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SND_EFW_CLOCK_SOURCE_SYTMATCH = 1,
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SND_EFW_CLOCK_SOURCE_WORDCLOCK = 2,
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SND_EFW_CLOCK_SOURCE_SPDIF = 3,
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SND_EFW_CLOCK_SOURCE_ADAT_1 = 4,
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SND_EFW_CLOCK_SOURCE_ADAT_2 = 5,
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SND_EFW_CLOCK_SOURCE_CONTINUOUS = 6 /* internal variable clock */
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};
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enum snd_efw_transport_mode {
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SND_EFW_TRANSPORT_MODE_WINDOWS = 0,
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SND_EFW_TRANSPORT_MODE_IEC61883 = 1,
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};
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int snd_efw_command_set_resp_addr(struct snd_efw *efw,
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u16 addr_high, u32 addr_low);
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int snd_efw_command_set_tx_mode(struct snd_efw *efw,
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enum snd_efw_transport_mode mode);
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int snd_efw_command_get_hwinfo(struct snd_efw *efw,
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struct snd_efw_hwinfo *hwinfo);
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int snd_efw_command_get_phys_meters(struct snd_efw *efw,
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struct snd_efw_phys_meters *meters,
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unsigned int len);
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int snd_efw_command_get_clock_source(struct snd_efw *efw,
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enum snd_efw_clock_source *source);
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int snd_efw_command_get_sampling_rate(struct snd_efw *efw, unsigned int *rate);
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int snd_efw_command_set_sampling_rate(struct snd_efw *efw, unsigned int rate);
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int snd_efw_stream_init_duplex(struct snd_efw *efw);
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int snd_efw_stream_start_duplex(struct snd_efw *efw, unsigned int rate);
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void snd_efw_stream_stop_duplex(struct snd_efw *efw);
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void snd_efw_stream_update_duplex(struct snd_efw *efw);
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void snd_efw_stream_destroy_duplex(struct snd_efw *efw);
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void snd_efw_stream_lock_changed(struct snd_efw *efw);
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int snd_efw_stream_lock_try(struct snd_efw *efw);
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void snd_efw_stream_lock_release(struct snd_efw *efw);
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void snd_efw_proc_init(struct snd_efw *efw);
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int snd_efw_create_midi_devices(struct snd_efw *efw);
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int snd_efw_create_pcm_devices(struct snd_efw *efw);
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int snd_efw_get_multiplier_mode(unsigned int sampling_rate, unsigned int *mode);
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int snd_efw_create_hwdep_device(struct snd_efw *efw);
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#define SND_EFW_DEV_ENTRY(vendor, model) \
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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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}
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#endif
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