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20 lines
741 B
20 lines
741 B
// SPDX-License-Identifier: GPL-2.0-only |
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#ifndef __MEMALLOC_LOCAL_H |
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#define __MEMALLOC_LOCAL_H |
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struct snd_malloc_ops { |
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void *(*alloc)(struct snd_dma_buffer *dmab, size_t size); |
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void (*free)(struct snd_dma_buffer *dmab); |
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dma_addr_t (*get_addr)(struct snd_dma_buffer *dmab, size_t offset); |
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struct page *(*get_page)(struct snd_dma_buffer *dmab, size_t offset); |
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unsigned int (*get_chunk_size)(struct snd_dma_buffer *dmab, |
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unsigned int ofs, unsigned int size); |
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int (*mmap)(struct snd_dma_buffer *dmab, struct vm_area_struct *area); |
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void (*sync)(struct snd_dma_buffer *dmab, enum snd_dma_sync_mode mode); |
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}; |
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#ifdef CONFIG_SND_DMA_SGBUF |
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extern const struct snd_malloc_ops snd_dma_sg_ops; |
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#endif |
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#endif /* __MEMALLOC_LOCAL_H */
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