blob: 38b27bf8a0538a693707871cd8cdd2797121dab6 [file] [log] [blame]
/*
* Copyright (c) 2013, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _LINUX_MSM_AUDIO_ION_H
#define _LINUX_MSM_AUDIO_ION_H
#ifdef CONFIG_SND_SOC_QDSP6V2
#include <sound/q6asm-v2.h>
#else
#include <sound/q6asm.h>
#endif
#include <sound/pcm.h>
#include <linux/msm_ion.h>
int msm_audio_ion_alloc(const char *name, struct ion_client **client,
struct ion_handle **handle, size_t bufsz,
ion_phys_addr_t *paddr, size_t *pa_len, void **vaddr);
int msm_audio_ion_import(const char *name, struct ion_client **client,
struct ion_handle **handle, int fd,
unsigned long *ionflag, size_t bufsz,
ion_phys_addr_t *paddr, size_t *pa_len, void **vaddr);
int msm_audio_ion_free(struct ion_client *client, struct ion_handle *handle);
int msm_audio_ion_mmap(struct audio_buffer *substream,
struct vm_area_struct *vma);
bool msm_audio_ion_is_smmu_available(void);
int msm_audio_ion_cache_operations(struct audio_buffer *abuff, int cache_op);
#ifdef CONFIG_SND_SOC_QDSP6V2
struct ion_client *msm_audio_ion_client_create(unsigned int heap_mask,
const char *name);
void msm_audio_ion_client_destroy(struct ion_client *client);
int msm_audio_ion_import_legacy(const char *name, struct ion_client *client,
struct ion_handle **handle, int fd,
unsigned long *ionflag, size_t bufsz,
ion_phys_addr_t *paddr, size_t *pa_len, void **vaddr);
int msm_audio_ion_free_legacy(struct ion_client *client,
struct ion_handle *handle);
#else
static struct ion_client *msm_audio_ion_client_create(unsigned int heap_mask,
const char *name)
{ return NULL; }
static void msm_audio_ion_client_destroy(struct ion_client *client)
{}
static int msm_audio_ion_import_legacy(const char *name,
struct ion_client *client,
struct ion_handle **handle, int fd,
unsigned long *ionflag, size_t bufsz,
ion_phys_addr_t *paddr, size_t *pa_len, void **vaddr)
{ return 0; }
static int msm_audio_ion_free_legacy(struct ion_client *client,
struct ion_handle *handle)
{ return 0; }
#endif /* CONFIG_MSM_QDSP6V2_CODECS */
#endif /* _LINUX_MSM_AUDIO_ION_H */