root/include/xen/arm/page-coherent.h

INCLUDED FROM

DEFINITIONS

1. xen_alloc_coherent_pages
2. xen_free_coherent_pages

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