projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blame
| Commit | Line | Data |
|---|---|---|
| a23ba435 PM |
1 | #ifndef __ASM_SH_UACCESS_64_H |
| 2 | #define __ASM_SH_UACCESS_64_H | |
| 1da177e4 LT |
3 | |
| 4 | /* | |
| a23ba435 | 5 | * include/asm-sh/uaccess_64.h |
| 1da177e4 LT |
6 | * |
| 7 | * Copyright (C) 2000, 2001 Paolo Alberelli | |
| 8 | * Copyright (C) 2003, 2004 Paul Mundt | |
| 9 | * | |
| 10 | * User space memory access functions | |
| 11 | * | |
| 12 | * Copyright (C) 1999 Niibe Yutaka | |
| 13 | * | |
| 14 | * Based on: | |
| 15 | * MIPS implementation version 1.15 by | |
| 16 | * Copyright (C) 1996, 1997, 1998 by Ralf Baechle | |
| 17 | * and i386 version. | |
| 18 | * | |
| a23ba435 PM |
19 | * This file is subject to the terms and conditions of the GNU General Public |
| 20 | * License. See the file "COPYING" in the main directory of this archive | |
| 21 | * for more details. | |
| 1da177e4 | 22 | */ |
| 1da177e4 LT |
23 | |
| 24 | #define __get_user_size(x,ptr,size,retval) \ | |
| 25 | do { \ | |
| 26 | retval = 0; \ | |
| 643d0a2d | 27 | x = 0; \ |
| 1da177e4 LT |
28 | switch (size) { \ |
| 29 | case 1: \ | |
| 88856d67 PM |
30 | retval = __get_user_asm_b((void *)&x, \ |
| 31 | (long)ptr); \ | |
| 1da177e4 LT |
32 | break; \ |
| 33 | case 2: \ | |
| 88856d67 PM |
34 | retval = __get_user_asm_w((void *)&x, \ |
| 35 | (long)ptr); \ | |
| 1da177e4 LT |
36 | break; \ |
| 37 | case 4: \ | |
| 88856d67 PM |
38 | retval = __get_user_asm_l((void *)&x, \ |
| 39 | (long)ptr); \ | |
| 1da177e4 LT |
40 | break; \ |
| 41 | case 8: \ | |
| 88856d67 PM |
42 | retval = __get_user_asm_q((void *)&x, \ |
| 43 | (long)ptr); \ | |
| 1da177e4 LT |
44 | break; \ |
| 45 | default: \ | |
| 46 | __get_user_unknown(); \ | |
| 47 | break; \ | |
| 48 | } \ | |
| 49 | } while (0) | |
| 50 | ||
| 1da177e4 LT |
51 | extern long __get_user_asm_b(void *, long); |
| 52 | extern long __get_user_asm_w(void *, long); | |
| 53 | extern long __get_user_asm_l(void *, long); | |
| 54 | extern long __get_user_asm_q(void *, long); | |
| 55 | extern void __get_user_unknown(void); | |
| 56 | ||
| 57 | #define __put_user_size(x,ptr,size,retval) \ | |
| 58 | do { \ | |
| 59 | retval = 0; \ | |
| 60 | switch (size) { \ | |
| 61 | case 1: \ | |
| 88856d67 PM |
62 | retval = __put_user_asm_b((void *)&x, \ |
| 63 | (long)ptr); \ | |
| 1da177e4 LT |
64 | break; \ |
| 65 | case 2: \ | |
| 88856d67 PM |
66 | retval = __put_user_asm_w((void *)&x, \ |
| 67 | (long)ptr); \ | |
| 1da177e4 LT |
68 | break; \ |
| 69 | case 4: \ | |
| 88856d67 PM |
70 | retval = __put_user_asm_l((void *)&x, \ |
| 71 | (long)ptr); \ | |
| 1da177e4 LT |
72 | break; \ |
| 73 | case 8: \ | |
| 88856d67 PM |
74 | retval = __put_user_asm_q((void *)&x, \ |
| 75 | (long)ptr); \ | |
| 1da177e4 LT |
76 | break; \ |
| 77 | default: \ | |
| 78 | __put_user_unknown(); \ | |
| 79 | } \ | |
| 80 | } while (0) | |
| 81 | ||
| 1da177e4 LT |
82 | extern long __put_user_asm_b(void *, long); |
| 83 | extern long __put_user_asm_w(void *, long); | |
| 84 | extern long __put_user_asm_l(void *, long); | |
| 85 | extern long __put_user_asm_q(void *, long); | |
| 86 | extern void __put_user_unknown(void); | |
| 87 | ||
| a23ba435 | 88 | #endif /* __ASM_SH_UACCESS_64_H */ |