In the case where the arch defines a custom map_sysmem(), make sure that including just mapmem.h is sufficient to have these functions as they are when the arch does not override it. Also split the non-arch specific functions out of common.h Signed-off-by: Joe Hershberger <joe.hershberger@ni.com> Reviewed-by: Simon Glass <sjg@chromium.org>master
parent
eb374221ec
commit
0eb25b6196
@ -0,0 +1,32 @@ |
||||
/*
|
||||
* Copyright (c) 2015 National Instruments |
||||
* |
||||
* (C) Copyright 2015 |
||||
* Joe Hershberger <joe.hershberger@ni.com> |
||||
* |
||||
* SPDX-License-Identifier: GPL-2.0 |
||||
*/ |
||||
|
||||
#ifndef __MAPMEM_H |
||||
#define __MAPMEM_H |
||||
|
||||
/* Define a null map_sysmem() if the architecture doesn't use it */ |
||||
# ifdef CONFIG_ARCH_MAP_SYSMEM |
||||
#include <asm/io.h> |
||||
# else |
||||
static inline void *map_sysmem(phys_addr_t paddr, unsigned long len) |
||||
{ |
||||
return (void *)(uintptr_t)paddr; |
||||
} |
||||
|
||||
static inline void unmap_sysmem(const void *vaddr) |
||||
{ |
||||
} |
||||
|
||||
static inline phys_addr_t map_to_sysmem(const void *ptr) |
||||
{ |
||||
return (phys_addr_t)(uintptr_t)ptr; |
||||
} |
||||
# endif |
||||
|
||||
#endif /* __MAPMEM_H */ |
Loading…
Reference in new issue