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riscv: kernel: Add support for hibernate/suspend to disk
[platform/kernel/linux-starfive.git]
/
arch
/
riscv
/
include
/
asm
/
page.h
diff --git
a/arch/riscv/include/asm/page.h
b/arch/riscv/include/asm/page.h
index
109c97e
..
b3e5ff0
100644
(file)
--- a/
arch/riscv/include/asm/page.h
+++ b/
arch/riscv/include/asm/page.h
@@
-157,6
+157,8
@@
extern phys_addr_t __phys_addr_symbol(unsigned long x);
#define page_to_bus(page) (page_to_phys(page))
#define phys_to_page(paddr) (pfn_to_page(phys_to_pfn(paddr)))
#define page_to_bus(page) (page_to_phys(page))
#define phys_to_page(paddr) (pfn_to_page(phys_to_pfn(paddr)))
+#define sym_to_pfn(x) __phys_to_pfn(__pa_symbol(x))
+
#ifdef CONFIG_FLATMEM
#define pfn_valid(pfn) \
(((pfn) >= ARCH_PFN_OFFSET) && (((pfn) - ARCH_PFN_OFFSET) < max_mapnr))
#ifdef CONFIG_FLATMEM
#define pfn_valid(pfn) \
(((pfn) >= ARCH_PFN_OFFSET) && (((pfn) - ARCH_PFN_OFFSET) < max_mapnr))