LXR linux/include/linux/goldfish.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef __LINUX_GOLDFISH_H
   3#define __LINUX_GOLDFISH_H
   4
   5/* Helpers for Goldfish virtual platform */
   6
   7static inline void gf_write_ptr(const void *ptr, void __iomem *portl,
   8                                void __iomem *porth)
   9{
  10        writel((u32)(unsigned long)ptr, portl);
  11#ifdef CONFIG_64BIT
  12        writel((unsigned long)ptr >> 32, porth);
  13#endif
  14}
  15
  16static inline void gf_write_dma_addr(const dma_addr_t addr,
  17                                     void __iomem *portl,
  18                                     void __iomem *porth)
  19{
  20        writel((u32)addr, portl);
  21#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
  22        writel(addr >> 32, porth);
  23#endif
  24}
  25
  26
  27#endif /* __LINUX_GOLDFISH_H */
  28