linux/sound/firewire/dice/dice-transaction.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * dice_transaction.c - a part of driver for Dice based devices
 *
 * Copyright (c) Clemens Ladisch
 * Copyright (c) 2014 Takashi Sakamoto
 */

#include "dice.h"

static u64 get_subaddr(struct snd_dice *dice, enum snd_dice_addr_type type,
		       u64 offset)
{ … }

int snd_dice_transaction_write(struct snd_dice *dice,
			       enum snd_dice_addr_type type,
			       unsigned int offset, void *buf, unsigned int len)
{ … }

int snd_dice_transaction_read(struct snd_dice *dice,
			      enum snd_dice_addr_type type, unsigned int offset,
			      void *buf, unsigned int len)
{ … }

static unsigned int get_clock_info(struct snd_dice *dice, __be32 *info)
{ … }

int snd_dice_transaction_get_clock_source(struct snd_dice *dice,
					  unsigned int *source)
{ … }

int snd_dice_transaction_get_rate(struct snd_dice *dice, unsigned int *rate)
{ … }

int snd_dice_transaction_set_enable(struct snd_dice *dice)
{ … }

void snd_dice_transaction_clear_enable(struct snd_dice *dice)
{ … }

static void dice_notification(struct fw_card *card, struct fw_request *request,
			      int tcode, int destination, int source,
			      int generation, unsigned long long offset,
			      void *data, size_t length, void *callback_data)
{ … }

static int register_notification_address(struct snd_dice *dice, bool retry)
{ … }

static void unregister_notification_address(struct snd_dice *dice)
{ … }

void snd_dice_transaction_destroy(struct snd_dice *dice)
{ … }

int snd_dice_transaction_reinit(struct snd_dice *dice)
{ … }

static int get_subaddrs(struct snd_dice *dice)
{ … }

int snd_dice_transaction_init(struct snd_dice *dice)
{ … }