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| // SPDX-License-Identifier: GPL-2.0
| #include <linux/dma-direct.h>
|
| dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr)
| {
| return paddr | 0x80000000;
| }
|
| phys_addr_t dma_to_phys(struct device *dev, dma_addr_t dma_addr)
| {
| if (dma_addr > 0x8fffffff)
| return dma_addr;
| return dma_addr & 0x0fffffff;
| }
|
|
