update kernel to 5.10.198

hc

2024-01-03 2f7c68cb55ecb7331f2381deb497c27155f32faf

 kernel/sound/firewire/tascam/tascam.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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  * tascam.h - a part of driver for TASCAM FireWire series
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  *
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  * Copyright (c) 2015 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_TASCAM_H_INCLUDED
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@@ -62,6 +61,8 @@
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 	int consume_bytes;
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 };
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+#define SND_TSCM_QUEUE_COUNT	16
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+
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 struct snd_tscm {
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 	struct snd_card *card;
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 	struct fw_unit *unit;
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@@ -89,6 +90,15 @@
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 	/* For MIDI message outgoing transactions. */
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 	struct snd_fw_async_midi_port out_ports[TSCM_MIDI_OUT_PORT_MAX];
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+
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+	// A cache of status information in tx isoc packets.
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+	__be32 state[SNDRV_FIREWIRE_TASCAM_STATE_COUNT];
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+	struct snd_hwdep *hwdep;
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+	struct snd_firewire_tascam_change queue[SND_TSCM_QUEUE_COUNT];
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+	unsigned int pull_pos;
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+	unsigned int push_pos;
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+
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+	struct amdtp_domain domain;
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 };
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 #define TSCM_ADDR_BASE			0xffff00000000ull
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@@ -119,6 +129,26 @@
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 #define TSCM_OFFSET_MIDI_RX_QUAD	0x4000
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+// Although FE-8 supports the above registers, it has no I/O interfaces for
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+// audio samples and music messages. Otherwise it supports another notification
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+// for status and control message as well as LED brightening. The message
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+// consists of quadlet-aligned data up to 32 quadlets. The first byte of message
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+// is fixed to 0x40. The second byte is between 0x00 to 0x1f and represent each
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+// control:
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+//   fader:	0x00-0x07
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+//   button:	0x0d, 0x0e
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+//   knob:	0x14-0x1b
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+//   sensing:	0x0b
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+//
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+// The rest two bytes represent state of the controls; e.g. current value for
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+// fader and knob, bitmasks for button and sensing.
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+// Just after turning on, 32 quadlets messages with 0x00-0x1f are immediately
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+// sent in one transaction. After, several quadlets are sent in one transaction.
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+//
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+// TSCM_OFFSET_FE8_CTL_TX_ON		0x0310
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+// TSCM_OFFSET_FE8_CTL_TX_ADDR_HI	0x0314
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+// TSCM_OFFSET_FE8_CTL_TX_ADDR_LO	0x0318
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+
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 enum snd_tscm_clock {
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 	SND_TSCM_CLOCK_INTERNAL = 0,
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 	SND_TSCM_CLOCK_WORD	= 1,
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@@ -138,6 +168,9 @@
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 int snd_tscm_stream_init_duplex(struct snd_tscm *tscm);
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 void snd_tscm_stream_update_duplex(struct snd_tscm *tscm);
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 void snd_tscm_stream_destroy_duplex(struct snd_tscm *tscm);
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+int snd_tscm_stream_reserve_duplex(struct snd_tscm *tscm, 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_tscm_stream_start_duplex(struct snd_tscm *tscm, unsigned int rate);
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 void snd_tscm_stream_stop_duplex(struct snd_tscm *tscm);
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