X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=include%2Fasm-s390%2Fio.h;h=b7ff6afc3caa87fd5d92d4b238a77dd8efced069;hb=33e34dc6ee2cb2cf2d50e65c5b825d9ebb8b9e66;hp=63c78b9399c489b4fdee65ed05aec791e798e82d;hpb=db1a19b38f3a85f475b4ad716c71be133d8ca48e;p=powerpc.git

diff --git a/include/asm-s390/io.h b/include/asm-s390/io.h
index 63c78b9399..b7ff6afc3c 100644
--- a/include/asm-s390/io.h
+++ b/include/asm-s390/io.h
@@ -13,13 +13,10 @@
 
 #ifdef __KERNEL__
 
-#include <linux/vmalloc.h>
 #include <asm/page.h>
 
 #define IO_SPACE_LIMIT 0xffffffff
 
-#define __io_virt(x)            ((void *)(PAGE_OFFSET | (unsigned long)(x)))
-
 /*
  * Change virtual addresses to physical addresses and vv.
  * These are pretty trivial
@@ -28,11 +25,7 @@ static inline unsigned long virt_to_phys(volatile void * address)
 {
 	unsigned long real_address;
 	asm volatile(
-#ifndef __s390x__
 		 "	lra	%0,0(%1)\n"
-#else /* __s390x__ */
-		 "	lrag	%0,0(%1)\n"
-#endif /* __s390x__ */
 		 "	jz	0f\n"
 		 "	la	%0,0\n"
                  "0:"
@@ -42,80 +35,9 @@ static inline unsigned long virt_to_phys(volatile void * address)
 
 static inline void * phys_to_virt(unsigned long address)
 {
-        return __io_virt(address);
-}
-
-/*
- * Change "struct page" to physical address.
- */
-#define page_to_phys(page)	((page - mem_map) << PAGE_SHIFT)
-
-extern void * __ioremap(unsigned long offset, unsigned long size, unsigned long flags);
-
-static inline void * ioremap (unsigned long offset, unsigned long size)
-{
-        return __ioremap(offset, size, 0);
+	return (void *) address;
 }
 
-/*
- * This one maps high address device memory and turns off caching for that area.
- * it's useful if some control registers are in such an area and write combining
- * or read caching is not desirable:
- */
-static inline void * ioremap_nocache (unsigned long offset, unsigned long size)
-{
-        return __ioremap(offset, size, 0);
-}
-
-extern void iounmap(void *addr);
-
-/*
- * IO bus memory addresses are also 1:1 with the physical address
- */
-#define virt_to_bus virt_to_phys
-#define bus_to_virt phys_to_virt
-
-/*
- * readX/writeX() are used to access memory mapped devices. On some
- * architectures the memory mapped IO stuff needs to be accessed
- * differently.
- */
-
-#define readb(addr) (*(volatile unsigned char *) __io_virt(addr))
-#define readw(addr) (*(volatile unsigned short *) __io_virt(addr))
-#define readl(addr) (*(volatile unsigned int *) __io_virt(addr))
-#define readq(addr) (*(volatile unsigned long long *) __io_virt(addr))
-
-#define readb_relaxed(addr) readb(addr)
-#define readw_relaxed(addr) readw(addr)
-#define readl_relaxed(addr) readl(addr)
-#define readq_relaxed(addr) readq(addr)
-#define __raw_readb readb
-#define __raw_readw readw
-#define __raw_readl readl
-#define __raw_readq readq
-
-#define writeb(b,addr) (*(volatile unsigned char *) __io_virt(addr) = (b))
-#define writew(b,addr) (*(volatile unsigned short *) __io_virt(addr) = (b))
-#define writel(b,addr) (*(volatile unsigned int *) __io_virt(addr) = (b))
-#define writeq(b,addr) (*(volatile unsigned long long *) __io_virt(addr) = (b))
-#define __raw_writeb writeb
-#define __raw_writew writew
-#define __raw_writel writel
-#define __raw_writeq writeq
-
-#define memset_io(a,b,c)        memset(__io_virt(a),(b),(c))
-#define memcpy_fromio(a,b,c)    memcpy((a),__io_virt(b),(c))
-#define memcpy_toio(a,b,c)      memcpy(__io_virt(a),(b),(c))
-
-#define inb_p(addr) readb(addr)
-#define inb(addr) readb(addr)
-
-#define outb(x,addr) ((void) writeb(x,addr))
-#define outb_p(x,addr) outb(x,addr)
-
-#define mmiowb()	do { } while (0)
-
 /*
  * Convert a physical pointer to a virtual kernel pointer for /dev/mem
  * access