* @size: size of the buffer
* @priv_virt: private data to the buffer representable as
* a void *
- * @priv_phys: private data to the buffer representable as
- * an ion_phys_addr_t (and someday a phys_addr_t)
* @lock: protects the buffers cnt fields
* @kmap_cnt: number of times the buffer is mapped to the kernel
* @vaddr: the kernel mapping if kmap_cnt is not zero
unsigned long flags;
unsigned long private_flags;
size_t size;
- union {
- void *priv_virt;
- ion_phys_addr_t priv_phys;
- };
+ void *priv_virt;
struct mutex lock;
int kmap_cnt;
void *vaddr;
* struct ion_heap_ops - ops to operate on a given heap
* @allocate: allocate memory
* @free: free memory
- * @phys get physical address of a buffer (only define on
- * physically contiguous heaps)
- * @map_dma map the memory for dma to a scatterlist
- * @unmap_dma unmap the memory for dma
* @map_kernel map memory to the kernel
* @unmap_kernel unmap memory to the kernel
* @map_user map memory to userspace
struct ion_buffer *buffer, unsigned long len,
unsigned long align, unsigned long flags);
void (*free)(struct ion_buffer *buffer);
- int (*phys)(struct ion_heap *heap, struct ion_buffer *buffer,
- ion_phys_addr_t *addr, size_t *len);
- struct sg_table * (*map_dma)(struct ion_heap *heap,
- struct ion_buffer *buffer);
- void (*unmap_dma)(struct ion_heap *heap, struct ion_buffer *buffer);
void * (*map_kernel)(struct ion_heap *heap, struct ion_buffer *buffer);
void (*unmap_kernel)(struct ion_heap *heap, struct ion_buffer *buffer);
int (*map_user)(struct ion_heap *mapper, struct ion_buffer *buffer,
struct ion_heap *ion_cma_heap_create(struct ion_platform_heap *);
void ion_cma_heap_destroy(struct ion_heap *);
-/**
- * kernel api to allocate/free from carveout -- used when carveout is
- * used to back an architecture specific custom heap
- */
-ion_phys_addr_t ion_carveout_allocate(struct ion_heap *heap, unsigned long size,
- unsigned long align);
-void ion_carveout_free(struct ion_heap *heap, ion_phys_addr_t addr,
- unsigned long size);
-/**
- * The carveout heap returns physical addresses, since 0 may be a valid
- * physical address, this is used to indicate allocation failed
- */
-#define ION_CARVEOUT_ALLOCATE_FAIL -1
-
/**
* functions for creating and destroying a heap pool -- allows you
* to keep a pool of pre allocated memory to use from your heap. Keeping