Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) #ifndef _XEN_ARM_PAGE_COHERENT_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) #define _XEN_ARM_PAGE_COHERENT_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) #include <linux/dma-mapping.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) #include <asm/page.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) static inline void *xen_alloc_coherent_pages(struct device *hwdev, size_t size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 		dma_addr_t *dma_handle, gfp_t flags, unsigned long attrs)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 	return dma_direct_alloc(hwdev, size, dma_handle, flags, attrs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) static inline void xen_free_coherent_pages(struct device *hwdev, size_t size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 		void *cpu_addr, dma_addr_t dma_handle, unsigned long attrs)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 	dma_direct_free(hwdev, size, cpu_addr, dma_handle, attrs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #endif /* _XEN_ARM_PAGE_COHERENT_H */