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Index of /anon_sym/anon/lib/modules/5.14.0-687.31.1.el9_8.x86_64/build/sound/isa/wavefront
Index of /anon_sym/anon/lib/modules/5.14.0-687.31.1.el9_8.x86_64/build/sound/isa/wavefront
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Index of /configAHR/Jump/0-coastlinecompg/FSS-OZR/root/lib/modules/5.14.0-687.29.1.el9_8.x86_64/kernel/sound/synth
Index of /configAHR/Jump/0-coastlinecompg/FSS-OZR/root/lib/modules/5.14.0-687.29.1.el9_8.x86_64/kernel/sound/synth
* l4(
( fB-
e _I|+ v /* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (c) by Jaroslav Kysela
* Takashi Iwai
*
* Generic memory allocators
*/
#ifndef __SOUND_MEMALLOC_H
#define __SOUND_MEMALLOC_H
#include
#include
struct device;
struct vm_area_struct;
struct sg_table;
/*
* buffer device info
*/
struct snd_dma_device {
int type; /* SNDRV_DMA_TYPE_XXX */
enum dma_data_direction dir; /* DMA direction */
bool need_sync; /* explicit sync needed? */
struct device *dev; /* generic device */
};
/*
* buffer types
*/
#define SNDRV_DMA_TYPE_UNKNOWN 0 /* not defined */
#define SNDRV_DMA_TYPE_CONTINUOUS 1 /* continuous no-DMA memory */
#define SNDRV_DMA_TYPE_DEV 2 /* generic device continuous */
#define SNDRV_DMA_TYPE_DEV_WC 5 /* continuous write-combined */
#ifdef CONFIG_GENERIC_ALLOCATOR
#define SNDRV_DMA_TYPE_DEV_IRAM 4 /* generic device iram-buffer */
#else
#define SNDRV_DMA_TYPE_DEV_IRAM SNDRV_DMA_TYPE_DEV
#endif
#define SNDRV_DMA_TYPE_VMALLOC 7 /* vmalloc'ed buffer */
#define SNDRV_DMA_TYPE_NONCONTIG 8 /* non-coherent SG buffer */
#define SNDRV_DMA_TYPE_NONCOHERENT 9 /* non-coherent buffer */
#ifdef CONFIG_SND_DMA_SGBUF
#define SNDRV_DMA_TYPE_DEV_SG 3 /* S/G pages */
#define SNDRV_DMA_TYPE_DEV_WC_SG 6 /* SG write-combined */
#else
#define SNDRV_DMA_TYPE_DEV_SG SNDRV_DMA_TYPE_D