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- /*
- * Copyright (c) 2013-2015, 2017-2018, 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
- #include <dsp/q6asm-v2.h>
- #include <sound/pcm.h>
- #include <linux/msm_ion.h>
- enum {
- MSM_AUDIO_ION_INV_CACHES = 0,
- MSM_AUDIO_ION_CLEAN_CACHES,
- };
- int msm_audio_ion_alloc(struct dma_buf **dma_buf, size_t bufsz,
- dma_addr_t *paddr, size_t *pa_len, void **vaddr);
- int msm_audio_ion_import(struct dma_buf **dma_buf, int fd,
- unsigned long *ionflag, size_t bufsz,
- dma_addr_t *paddr, size_t *pa_len, void **vaddr);
- int msm_audio_ion_free(struct dma_buf *dma_buf);
- int msm_audio_ion_mmap(struct audio_buffer *abuff, struct vm_area_struct *vma);
- int msm_audio_ion_cache_operations(struct audio_buffer *abuff, int cache_op);
- u32 msm_audio_populate_upper_32_bits(dma_addr_t pa);
- #endif /* _LINUX_MSM_AUDIO_ION_H */
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