aboutsummaryrefslogtreecommitdiff
path: root/include/pcmcia
diff options
context:
space:
mode:
authorDominik Brodowski <linux@dominikbrodowski.net>2010-03-20 14:06:24 +0100
committerDominik Brodowski <linux@dominikbrodowski.net>2010-05-10 10:23:20 +0200
commit4b49291aca7ea60a3da645c8f9fa8b2d6efee120 (patch)
treec8e34980846d4091b375f2440aed768a730c123e /include/pcmcia
parentcf26e8dc419424786575990aa133e76f5fb38657 (diff)
pcmcia: remove unused mem_op.h
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'include/pcmcia')
-rw-r--r--include/pcmcia/mem_op.h116
1 files changed, 0 insertions, 116 deletions
diff --git a/include/pcmcia/mem_op.h b/include/pcmcia/mem_op.h
deleted file mode 100644
index 0fa06e5d537..00000000000
--- a/include/pcmcia/mem_op.h
+++ /dev/null
@@ -1,116 +0,0 @@
-/*
- * mem_op.h
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * The initial developer of the original code is David A. Hinds
- * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds
- * are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
- *
- * (C) 1999 David A. Hinds
- */
-
-#ifndef _LINUX_MEM_OP_H
-#define _LINUX_MEM_OP_H
-
-#include <linux/io.h>
-#include <asm/uaccess.h>
-
-/*
- If UNSAFE_MEMCPY is defined, we use the (optimized) system routines
- to copy between a card and kernel memory. These routines do 32-bit
- operations which may not work with all PCMCIA controllers. The
- safe versions defined here will do only 8-bit and 16-bit accesses.
-*/
-
-#ifdef UNSAFE_MEMCPY
-
-#define copy_from_pc memcpy_fromio
-#define copy_to_pc memcpy_toio
-
-static inline void copy_pc_to_user(void *to, const void *from, size_t n)
-{
- size_t odd = (n & 3);
- n -= odd;
- while (n) {
- put_user(__raw_readl(from), (int *)to);
- (char *)from += 4; (char *)to += 4; n -= 4;
- }
- while (odd--)
- put_user(readb((char *)from++), (char *)to++);
-}
-
-static inline void copy_user_to_pc(void *to, const void *from, size_t n)
-{
- int l;
- char c;
- size_t odd = (n & 3);
- n -= odd;
- while (n) {
- get_user(l, (int *)from);
- __raw_writel(l, to);
- (char *)to += 4; (char *)from += 4; n -= 4;
- }
- while (odd--) {
- get_user(c, (char *)from++);
- writeb(c, (char *)to++);
- }
-}
-
-#else /* UNSAFE_MEMCPY */
-
-static inline void copy_from_pc(void *to, void __iomem *from, size_t n)
-{
- __u16 *t = to;
- __u16 __iomem *f = from;
- size_t odd = (n & 1);
- for (n >>= 1; n; n--)
- *t++ = __raw_readw(f++);
- if (odd)
- *(__u8 *)t = readb(f);
-}
-
-static inline void copy_to_pc(void __iomem *to, const void *from, size_t n)
-{
- __u16 __iomem *t = to;
- const __u16 *f = from;
- size_t odd = (n & 1);
- for (n >>= 1; n ; n--)
- __raw_writew(*f++, t++);
- if (odd)
- writeb(*(__u8 *)f, t);
-}
-
-static inline void copy_pc_to_user(void __user *to, void __iomem *from, size_t n)
-{
- __u16 __user *t = to;
- __u16 __iomem *f = from;
- size_t odd = (n & 1);
- for (n >>= 1; n ; n--)
- put_user(__raw_readw(f++), t++);
- if (odd)
- put_user(readb(f), (char __user *)t);
-}
-
-static inline void copy_user_to_pc(void __iomem *to, void __user *from, size_t n)
-{
- __u16 __user *f = from;
- __u16 __iomem *t = to;
- short s;
- char c;
- size_t odd = (n & 1);
- for (n >>= 1; n; n--) {
- get_user(s, f++);
- __raw_writew(s, t++);
- }
- if (odd) {
- get_user(c, (char __user *)f);
- writeb(c, t);
- }
-}
-
-#endif /* UNSAFE_MEMCPY */
-
-#endif /* _LINUX_MEM_OP_H */