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#ifndef _ASM_DMA_MAPPING_H
#define _ASM_DMA_MAPPING_H
#include <common.h>
#include <xfuncs.h>
#include <asm/addrspace.h>
#include <asm/types.h>
#include <malloc.h>
#include <asm/io.h>
static inline void *dma_alloc_coherent(size_t size, dma_addr_t *dma_handle)
{
void *ret;
ret = xmemalign(PAGE_SIZE, size);
memset(ret, 0, size);
if (dma_handle)
*dma_handle = CPHYSADDR(ret);
dma_flush_range((unsigned long)ret, (unsigned long)(ret + size));
return (void *)CKSEG1ADDR(ret);
}
static inline void dma_free_coherent(void *vaddr, dma_addr_t dma_handle,
size_t size)
{
if (IS_ENABLED(CONFIG_MMU))
free((void *)CKSEG0ADDR(vaddr));
else
free(vaddr);
}
#endif /* _ASM_DMA_MAPPING_H */
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