48 	int ret;  in dma_init_coherent_memory()  local
51 		ret = -EINVAL;  in dma_init_coherent_memory()
57 		ret = -EINVAL;  in dma_init_coherent_memory()
62 		ret = -ENOMEM;  in dma_init_coherent_memory()
67 		ret = -ENOMEM;  in dma_init_coherent_memory()
84 	return ret;  in dma_init_coherent_memory()
131 	int ret;  in dma_declare_coherent_memory()  local
133 	ret = dma_init_coherent_memory(phys_addr, device_addr, size, &mem);  in dma_declare_coherent_memory()
134 	if (ret)  in dma_declare_coherent_memory()
135 		return ret;  in dma_declare_coherent_memory()
137 	ret = dma_assign_coherent_memory(dev, mem);  in dma_declare_coherent_memory()
138 	if (ret)  in dma_declare_coherent_memory()
140 	return ret;  in dma_declare_coherent_memory()
158 	void *ret;  in __dma_alloc_from_coherent()  local
174 	ret = mem->virt_base + ((dma_addr_t)pageno << PAGE_SHIFT);  in __dma_alloc_from_coherent()
176 	memset(ret, 0, size);  in __dma_alloc_from_coherent()
177 	return ret;  in __dma_alloc_from_coherent()
198 		dma_addr_t *dma_handle, void **ret)  in dma_alloc_from_dev_coherent()  argument
205 	*ret = __dma_alloc_from_coherent(dev, mem, size, dma_handle);  in dma_alloc_from_dev_coherent()
264 		struct vm_area_struct *vma, void *vaddr, size_t size, int *ret)  in __dma_mmap_from_coherent()  argument
273 		*ret = -ENXIO;  in __dma_mmap_from_coherent()
276 			*ret = remap_pfn_range(vma, vma->vm_start, pfn,  in __dma_mmap_from_coherent()
301 			   void *vaddr, size_t size, int *ret)  in dma_mmap_from_dev_coherent()  argument
305 	return __dma_mmap_from_coherent(mem, vma, vaddr, size, ret);  in dma_mmap_from_dev_coherent()
309 				   size_t size, int *ret)  in dma_mmap_from_global_coherent()  argument
315 					vaddr, size, ret);  in dma_mmap_from_global_coherent()
331 	int ret;  in rmem_dma_device_init()  local
334 		ret = dma_init_coherent_memory(rmem->base, rmem->base,  in rmem_dma_device_init()
336 		if (ret) {  in rmem_dma_device_init()
339 			return ret;  in rmem_dma_device_init()
389 	int ret;  in dma_init_reserved_memory()  local
400 	ret = ops->device_init(dma_reserved_default_memory, NULL);  in dma_init_reserved_memory()
402 	if (!ret) {  in dma_init_reserved_memory()
407 	return ret;  in dma_init_reserved_memory()