修改内核路径

hc

2024-05-14 bedbef8ad3e75a304af6361af235302bcc61d06b

 kernel/sound/firewire/fireface/ff.h
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@@ -1,9 +1,8 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * ff.h - 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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- * Licensed under the terms of the GNU General Public License, version 2.
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  */
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 #ifndef SOUND_FIREFACE_H_INCLUDED
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@@ -31,23 +30,37 @@
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 #include "../amdtp-stream.h"
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 #include "../iso-resources.h"
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-#define SND_FF_STREAM_MODES		3
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-
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 #define SND_FF_MAXIMIM_MIDI_QUADS	9
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 #define SND_FF_IN_MIDI_PORTS		2
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 #define SND_FF_OUT_MIDI_PORTS		2
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+enum snd_ff_unit_version {
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+	SND_FF_UNIT_VERSION_FF800	= 0x000001,
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+	SND_FF_UNIT_VERSION_FF400	= 0x000002,
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+	SND_FF_UNIT_VERSION_UFX		= 0x000003,
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+	SND_FF_UNIT_VERSION_UCX		= 0x000004,
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+	SND_FF_UNIT_VERSION_802		= 0x000005,
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+};
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+
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+enum snd_ff_stream_mode {
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+	SND_FF_STREAM_MODE_LOW = 0,
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+	SND_FF_STREAM_MODE_MID,
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+	SND_FF_STREAM_MODE_HIGH,
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+	SND_FF_STREAM_MODE_COUNT,
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+};
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+
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 struct snd_ff_protocol;
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 struct snd_ff_spec {
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-	const char *const name;
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-
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-	const unsigned int pcm_capture_channels[SND_FF_STREAM_MODES];
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-	const unsigned int pcm_playback_channels[SND_FF_STREAM_MODES];
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+	const unsigned int pcm_capture_channels[SND_FF_STREAM_MODE_COUNT];
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+	const unsigned int pcm_playback_channels[SND_FF_STREAM_MODE_COUNT];
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 	unsigned int midi_in_ports;
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 	unsigned int midi_out_ports;
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 	const struct snd_ff_protocol *protocol;
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+	u64 midi_high_addr;
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+	u8 midi_addr_range;
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+	u64 midi_rx_addrs[SND_FF_OUT_MIDI_PORTS];
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 };
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 struct snd_ff {
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@@ -59,6 +72,7 @@
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 	bool registered;
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 	struct delayed_work dwork;
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+	enum snd_ff_unit_version unit_version;
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 	const struct snd_ff_spec *spec;
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 	/* To handle MIDI tx. */
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@@ -67,7 +81,7 @@
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 	/* TO handle MIDI rx. */
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 	struct snd_rawmidi_substream *rx_midi_substreams[SND_FF_OUT_MIDI_PORTS];
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-	u8 running_status[SND_FF_OUT_MIDI_PORTS];
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+	bool on_sysex[SND_FF_OUT_MIDI_PORTS];
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 	__le32 msg_buf[SND_FF_OUT_MIDI_PORTS][SND_FF_MAXIMIM_MIDI_QUADS];
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 	struct work_struct rx_midi_work[SND_FF_OUT_MIDI_PORTS];
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 	struct fw_transaction transactions[SND_FF_OUT_MIDI_PORTS];
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@@ -84,35 +98,38 @@
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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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+
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+	struct amdtp_domain domain;
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 };
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 enum snd_ff_clock_src {
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 	SND_FF_CLOCK_SRC_INTERNAL,
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 	SND_FF_CLOCK_SRC_SPDIF,
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-	SND_FF_CLOCK_SRC_ADAT,
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+	SND_FF_CLOCK_SRC_ADAT1,
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+	SND_FF_CLOCK_SRC_ADAT2,
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 	SND_FF_CLOCK_SRC_WORD,
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 	SND_FF_CLOCK_SRC_LTC,
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-	/* TODO: perhaps ADAT2 and TCO exists. */
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+	/* TODO: perhaps TCO exists. */
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 };
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 struct snd_ff_protocol {
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+	void (*handle_midi_msg)(struct snd_ff *ff, unsigned int offset,
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+				__le32 *buf, size_t length);
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+	int (*fill_midi_msg)(struct snd_ff *ff,
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+			     struct snd_rawmidi_substream *substream,
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+			     unsigned int port);
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 	int (*get_clock)(struct snd_ff *ff, unsigned int *rate,
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 			 enum snd_ff_clock_src *src);
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+	int (*switch_fetching_mode)(struct snd_ff *ff, bool enable);
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+	int (*allocate_resources)(struct snd_ff *ff, unsigned int rate);
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 	int (*begin_session)(struct snd_ff *ff, unsigned int rate);
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 	void (*finish_session)(struct snd_ff *ff);
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-	int (*switch_fetching_mode)(struct snd_ff *ff, bool enable);
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-
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-	void (*dump_sync_status)(struct snd_ff *ff,
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-				 struct snd_info_buffer *buffer);
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-	void (*dump_clock_config)(struct snd_ff *ff,
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-				  struct snd_info_buffer *buffer);
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-
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-	u64 midi_high_addr_reg;
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-	u64 midi_rx_port_0_reg;
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-	u64 midi_rx_port_1_reg;
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+	void (*dump_status)(struct snd_ff *ff, struct snd_info_buffer *buffer);
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 };
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+extern const struct snd_ff_protocol snd_ff_protocol_ff800;
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 extern const struct snd_ff_protocol snd_ff_protocol_ff400;
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+extern const struct snd_ff_protocol snd_ff_protocol_latter;
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 int snd_ff_transaction_register(struct snd_ff *ff);
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 int snd_ff_transaction_reregister(struct snd_ff *ff);
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@@ -125,8 +142,13 @@
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 int amdtp_ff_init(struct amdtp_stream *s, struct fw_unit *unit,
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 		  enum amdtp_stream_direction dir);
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+int snd_ff_stream_get_multiplier_mode(enum cip_sfc sfc,
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+				      enum snd_ff_stream_mode *mode);
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 int snd_ff_stream_init_duplex(struct snd_ff *ff);
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 void snd_ff_stream_destroy_duplex(struct snd_ff *ff);
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+int snd_ff_stream_reserve_duplex(struct snd_ff *ff, unsigned int rate,
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+				 unsigned int frames_per_period,
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+				 unsigned int frames_per_buffer);
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 int snd_ff_stream_start_duplex(struct snd_ff *ff, unsigned int rate);
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 void snd_ff_stream_stop_duplex(struct snd_ff *ff);
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 void snd_ff_stream_update_duplex(struct snd_ff *ff);
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@@ -136,6 +158,7 @@
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 void snd_ff_stream_lock_release(struct snd_ff *ff);
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 void snd_ff_proc_init(struct snd_ff *ff);
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+const char *snd_ff_proc_get_clk_label(enum snd_ff_clock_src src);
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 int snd_ff_create_midi_devices(struct snd_ff *ff);
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