Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) /* SPDX-License-Identifier: GPL-2.0-only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * motu.h - a part of driver for MOTU FireWire series
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  * Copyright (c) 2015-2017 Takashi Sakamoto <o-takashi@sakamocchi.jp>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) #ifndef SOUND_FIREWIRE_MOTU_H_INCLUDED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) #define SOUND_FIREWIRE_MOTU_H_INCLUDED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) #include <linux/device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) #include <linux/firewire.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) #include <linux/firewire-constants.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #include <linux/mod_devicetable.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) #include <linux/mutex.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) #include <linux/compat.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) #include <linux/sched/signal.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) #include <sound/control.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) #include <sound/core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) #include <sound/pcm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) #include <sound/info.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) #include <sound/rawmidi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) #include <sound/firewire.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) #include <sound/hwdep.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) #include "../lib.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) #include "../amdtp-stream.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) #include "../iso-resources.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) struct snd_motu_packet_format {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) 	unsigned char midi_flag_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) 	unsigned char midi_byte_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) 	unsigned char pcm_byte_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) 	unsigned char msg_chunks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 	unsigned char pcm_chunks[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) struct snd_motu {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 	struct snd_card *card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 	struct fw_unit *unit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) 	struct mutex mutex;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 	spinlock_t lock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 	bool registered;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 	struct delayed_work dwork;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 	/* Model dependent information. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 	const struct snd_motu_spec *spec;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 	/* For packet streaming */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 	struct snd_motu_packet_format tx_packet_formats;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 	struct snd_motu_packet_format rx_packet_formats;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 	struct amdtp_stream tx_stream;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 	struct amdtp_stream rx_stream;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 	struct fw_iso_resources tx_resources;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 	struct fw_iso_resources rx_resources;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 	unsigned int substreams_counter;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 	/* For notification. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 	struct fw_address_handler async_handler;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 	u32 msg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 	/* For uapi */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 	int dev_lock_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 	bool dev_lock_changed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 	wait_queue_head_t hwdep_wait;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 	struct amdtp_domain domain;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) enum snd_motu_spec_flags {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 	SND_MOTU_SPEC_RX_MIDI_2ND_Q	= 0x0001,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 	SND_MOTU_SPEC_RX_MIDI_3RD_Q	= 0x0002,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 	SND_MOTU_SPEC_TX_MIDI_2ND_Q	= 0x0004,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 	SND_MOTU_SPEC_TX_MIDI_3RD_Q	= 0x0008,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) #define SND_MOTU_CLOCK_RATE_COUNT	6
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) extern const unsigned int snd_motu_clock_rates[SND_MOTU_CLOCK_RATE_COUNT];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) enum snd_motu_clock_source {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 	SND_MOTU_CLOCK_SOURCE_INTERNAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 	SND_MOTU_CLOCK_SOURCE_ADAT_ON_DSUB,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 	SND_MOTU_CLOCK_SOURCE_ADAT_ON_OPT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 	SND_MOTU_CLOCK_SOURCE_ADAT_ON_OPT_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 	SND_MOTU_CLOCK_SOURCE_ADAT_ON_OPT_B,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 	SND_MOTU_CLOCK_SOURCE_SPDIF_ON_OPT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 	SND_MOTU_CLOCK_SOURCE_SPDIF_ON_OPT_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 	SND_MOTU_CLOCK_SOURCE_SPDIF_ON_OPT_B,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 	SND_MOTU_CLOCK_SOURCE_SPDIF_ON_COAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	SND_MOTU_CLOCK_SOURCE_AESEBU_ON_XLR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 	SND_MOTU_CLOCK_SOURCE_WORD_ON_BNC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 	SND_MOTU_CLOCK_SOURCE_SPH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 	SND_MOTU_CLOCK_SOURCE_UNKNOWN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) enum snd_motu_protocol_version {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 	SND_MOTU_PROTOCOL_V2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 	SND_MOTU_PROTOCOL_V3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) struct snd_motu_spec {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 	const char *const name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 	enum snd_motu_protocol_version protocol_version;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 	enum snd_motu_spec_flags flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 	unsigned char tx_fixed_pcm_chunks[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 	unsigned char rx_fixed_pcm_chunks[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) extern const struct snd_motu_spec snd_motu_spec_828mk2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) extern const struct snd_motu_spec snd_motu_spec_traveler;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) extern const struct snd_motu_spec snd_motu_spec_ultralite;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) extern const struct snd_motu_spec snd_motu_spec_8pre;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) extern const struct snd_motu_spec snd_motu_spec_828mk3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) extern const struct snd_motu_spec snd_motu_spec_ultralite_mk3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) extern const struct snd_motu_spec snd_motu_spec_audio_express;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) extern const struct snd_motu_spec snd_motu_spec_4pre;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) int amdtp_motu_init(struct amdtp_stream *s, struct fw_unit *unit,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 		    enum amdtp_stream_direction dir,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 		    const struct snd_motu_spec *spec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) int amdtp_motu_set_parameters(struct amdtp_stream *s, unsigned int rate,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 			      unsigned int midi_ports,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 			      struct snd_motu_packet_format *formats);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) int amdtp_motu_add_pcm_hw_constraints(struct amdtp_stream *s,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 				      struct snd_pcm_runtime *runtime);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) void amdtp_motu_midi_trigger(struct amdtp_stream *s, unsigned int port,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 			     struct snd_rawmidi_substream *midi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) int snd_motu_transaction_read(struct snd_motu *motu, u32 offset, __be32 *reg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 			      size_t size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) int snd_motu_transaction_write(struct snd_motu *motu, u32 offset, __be32 *reg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 			       size_t size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) int snd_motu_transaction_register(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) int snd_motu_transaction_reregister(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) void snd_motu_transaction_unregister(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) int snd_motu_stream_init_duplex(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) void snd_motu_stream_destroy_duplex(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) int snd_motu_stream_cache_packet_formats(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) int snd_motu_stream_reserve_duplex(struct snd_motu *motu, unsigned int rate,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 				   unsigned int frames_per_period,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 				   unsigned int frames_per_buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) int snd_motu_stream_start_duplex(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) void snd_motu_stream_stop_duplex(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) int snd_motu_stream_lock_try(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) void snd_motu_stream_lock_release(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) void snd_motu_proc_init(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) int snd_motu_create_pcm_devices(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) int snd_motu_create_midi_devices(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) int snd_motu_create_hwdep_device(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) int snd_motu_protocol_v2_get_clock_rate(struct snd_motu *motu,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 					unsigned int *rate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) int snd_motu_protocol_v2_set_clock_rate(struct snd_motu *motu,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 					unsigned int rate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) int snd_motu_protocol_v2_get_clock_source(struct snd_motu *motu,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 					  enum snd_motu_clock_source *src);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) int snd_motu_protocol_v2_switch_fetching_mode(struct snd_motu *motu,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 					      bool enable);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) int snd_motu_protocol_v2_cache_packet_formats(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) int snd_motu_protocol_v3_get_clock_rate(struct snd_motu *motu,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 					unsigned int *rate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) int snd_motu_protocol_v3_set_clock_rate(struct snd_motu *motu,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 					unsigned int rate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) int snd_motu_protocol_v3_get_clock_source(struct snd_motu *motu,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 					  enum snd_motu_clock_source *src);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) int snd_motu_protocol_v3_switch_fetching_mode(struct snd_motu *motu,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 					      bool enable);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) int snd_motu_protocol_v3_cache_packet_formats(struct snd_motu *motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) static inline int snd_motu_protocol_get_clock_rate(struct snd_motu *motu,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 						   unsigned int *rate)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 	if (motu->spec->protocol_version == SND_MOTU_PROTOCOL_V2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 		return snd_motu_protocol_v2_get_clock_rate(motu, rate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 	else if (motu->spec->protocol_version == SND_MOTU_PROTOCOL_V3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 		return snd_motu_protocol_v3_get_clock_rate(motu, rate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 	else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 		return -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) static inline int snd_motu_protocol_set_clock_rate(struct snd_motu *motu,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 						   unsigned int rate)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 	if (motu->spec->protocol_version == SND_MOTU_PROTOCOL_V2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 		return snd_motu_protocol_v2_set_clock_rate(motu, rate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) 	else if (motu->spec->protocol_version == SND_MOTU_PROTOCOL_V3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 		return snd_motu_protocol_v3_set_clock_rate(motu, rate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 	else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 		return -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) static inline int snd_motu_protocol_get_clock_source(struct snd_motu *motu,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 					enum snd_motu_clock_source *source)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 	if (motu->spec->protocol_version == SND_MOTU_PROTOCOL_V2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 		return snd_motu_protocol_v2_get_clock_source(motu, source);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 	else if (motu->spec->protocol_version == SND_MOTU_PROTOCOL_V3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 		return snd_motu_protocol_v3_get_clock_source(motu, source);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 	else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 		return -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) static inline int snd_motu_protocol_switch_fetching_mode(struct snd_motu *motu,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 							 bool enable)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 	if (motu->spec->protocol_version == SND_MOTU_PROTOCOL_V2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 		return snd_motu_protocol_v2_switch_fetching_mode(motu, enable);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 	else if (motu->spec->protocol_version == SND_MOTU_PROTOCOL_V3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 		return snd_motu_protocol_v3_switch_fetching_mode(motu, enable);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 	else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 		return -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) static inline int snd_motu_protocol_cache_packet_formats(struct snd_motu *motu)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 	if (motu->spec->protocol_version == SND_MOTU_PROTOCOL_V2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 		return snd_motu_protocol_v2_cache_packet_formats(motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 	else if (motu->spec->protocol_version == SND_MOTU_PROTOCOL_V3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) 		return snd_motu_protocol_v3_cache_packet_formats(motu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 	else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 		return -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) #endif