67 int rk_dma_heap_set_dev(struct device *heap_dev)  in rk_dma_heap_set_dev()  argument
71 	if (!heap_dev)  in rk_dma_heap_set_dev()
74 	dma_coerce_mask_and_coherent(heap_dev, DMA_BIT_MASK(64));  in rk_dma_heap_set_dev()
76 	if (!heap_dev->dma_parms) {  in rk_dma_heap_set_dev()
77 		heap_dev->dma_parms = devm_kzalloc(heap_dev,  in rk_dma_heap_set_dev()
78 						   sizeof(*heap_dev->dma_parms),  in rk_dma_heap_set_dev()
80 		if (!heap_dev->dma_parms)  in rk_dma_heap_set_dev()
83 		err = dma_set_max_seg_size(heap_dev, (unsigned int)DMA_BIT_MASK(64));  in rk_dma_heap_set_dev()
85 			devm_kfree(heap_dev, heap_dev->dma_parms);  in rk_dma_heap_set_dev()
86 			dev_err(heap_dev, "Failed to set DMA segment size, err:%d\n", err);  in rk_dma_heap_set_dev()
374 	return heap->heap_dev;  in rk_dma_heap_get_dev()
448 	heap->heap_dev = device_create(rk_dma_heap_class,  in rk_dma_heap_add()
453 	if (IS_ERR(heap->heap_dev)) {  in rk_dma_heap_add()
455 		err_ret = ERR_CAST(heap->heap_dev);  in rk_dma_heap_add()
462 	heap->heap_dev = get_device(heap->heap_dev);  in rk_dma_heap_add()