linux/sound/isa/gus/gus_dma.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *  Routines for GF1 DMA control
 *  Copyright (c) by Jaroslav Kysela <[email protected]>
 */

#include <asm/dma.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/gus.h>

static void snd_gf1_dma_ack(struct snd_gus_card * gus)
{ … }

static void snd_gf1_dma_program(struct snd_gus_card * gus,
				unsigned int addr,
				unsigned long buf_addr,
				unsigned int count,
				unsigned int cmd)
{ … }

static struct snd_gf1_dma_block *snd_gf1_dma_next_block(struct snd_gus_card * gus)
{ … }


static void snd_gf1_dma_interrupt(struct snd_gus_card * gus)
{ … }

int snd_gf1_dma_init(struct snd_gus_card * gus)
{ … }

int snd_gf1_dma_done(struct snd_gus_card * gus)
{ … }

int snd_gf1_dma_transfer_block(struct snd_gus_card * gus,
			       struct snd_gf1_dma_block * __block,
			       int atomic,
			       int synth)
{ … }