arch/mips/mm/ioremap64.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 #include <linux/io.h>
   3 #include <ioremap.h>
   4
   5 void __iomem *ioremap_prot(phys_addr_t offset, unsigned long size,
   6                 unsigned long prot_val)
   7 {
   8         unsigned long flags = prot_val & _CACHE_MASK;
   9         u64 base = (flags == _CACHE_UNCACHED ? IO_BASE : UNCAC_BASE);
  10         void __iomem *addr;
  11
  12         addr = plat_ioremap(offset, size, flags);
  13         if (!addr)
  14                 addr = (void __iomem *)(unsigned long)(base + offset);
  15         return addr;
  16 }
  17 EXPORT_SYMBOL(ioremap_prot);
  18
  19 void iounmap(const volatile void __iomem *addr)
  20 {
  21         plat_iounmap(addr);
  22 }
  23 EXPORT_SYMBOL(iounmap);