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author | Ralf Baechle <ralf@linux-mips.org> | 2008-09-16 19:48:51 +0200 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2008-10-11 16:18:52 +0100 |
commit | 384740dc49ea651ba350704d13ff6be9976e37fe (patch) | |
tree | a6e80cad287ccae7a86d81bfa692fc96889c88ed /include/asm-mips/ioctl.h | |
parent | e8c7c482347574ecdd45c43e32c332d5fc2ece61 (diff) | |
download | kernel_samsung_smdk4412-384740dc49ea651ba350704d13ff6be9976e37fe.zip kernel_samsung_smdk4412-384740dc49ea651ba350704d13ff6be9976e37fe.tar.gz kernel_samsung_smdk4412-384740dc49ea651ba350704d13ff6be9976e37fe.tar.bz2 |
MIPS: Move headfiles to new location below arch/mips/include
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'include/asm-mips/ioctl.h')
-rw-r--r-- | include/asm-mips/ioctl.h | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/include/asm-mips/ioctl.h b/include/asm-mips/ioctl.h deleted file mode 100644 index 85067e2..0000000 --- a/include/asm-mips/ioctl.h +++ /dev/null @@ -1,94 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1995, 96, 99, 2001 Ralf Baechle - */ -#ifndef _ASM_IOCTL_H -#define _ASM_IOCTL_H - -/* - * The original linux ioctl numbering scheme was just a general - * "anything goes" setup, where more or less random numbers were - * assigned. Sorry, I was clueless when I started out on this. - * - * On the alpha, we'll try to clean it up a bit, using a more sane - * ioctl numbering, and also trying to be compatible with OSF/1 in - * the process. I'd like to clean it up for the i386 as well, but - * it's so painful recognizing both the new and the old numbers.. - * - * The same applies for for the MIPS ABI; in fact even the macros - * from Linux/Alpha fit almost perfectly. - */ - -#define _IOC_NRBITS 8 -#define _IOC_TYPEBITS 8 -#define _IOC_SIZEBITS 13 -#define _IOC_DIRBITS 3 - -#define _IOC_NRMASK ((1 << _IOC_NRBITS)-1) -#define _IOC_TYPEMASK ((1 << _IOC_TYPEBITS)-1) -#define _IOC_SIZEMASK ((1 << _IOC_SIZEBITS)-1) -#define _IOC_DIRMASK ((1 << _IOC_DIRBITS)-1) - -#define _IOC_NRSHIFT 0 -#define _IOC_TYPESHIFT (_IOC_NRSHIFT+_IOC_NRBITS) -#define _IOC_SIZESHIFT (_IOC_TYPESHIFT+_IOC_TYPEBITS) -#define _IOC_DIRSHIFT (_IOC_SIZESHIFT+_IOC_SIZEBITS) - -/* - * Direction bits _IOC_NONE could be 0, but OSF/1 gives it a bit. - * And this turns out useful to catch old ioctl numbers in header - * files for us. - */ -#define _IOC_NONE 1U -#define _IOC_READ 2U -#define _IOC_WRITE 4U - -/* - * The following are included for compatibility - */ -#define _IOC_VOID 0x20000000 -#define _IOC_OUT 0x40000000 -#define _IOC_IN 0x80000000 -#define _IOC_INOUT (IOC_IN|IOC_OUT) - -#define _IOC(dir, type, nr, size) \ - (((dir) << _IOC_DIRSHIFT) | \ - ((type) << _IOC_TYPESHIFT) | \ - ((nr) << _IOC_NRSHIFT) | \ - ((size) << _IOC_SIZESHIFT)) - -/* provoke compile error for invalid uses of size argument */ -extern unsigned int __invalid_size_argument_for_IOC; -#define _IOC_TYPECHECK(t) \ - ((sizeof(t) == sizeof(t[1]) && \ - sizeof(t) < (1 << _IOC_SIZEBITS)) ? \ - sizeof(t) : __invalid_size_argument_for_IOC) - -/* used to create numbers */ -#define _IO(type, nr) _IOC(_IOC_NONE, (type), (nr), 0) -#define _IOR(type, nr, size) _IOC(_IOC_READ, (type), (nr), (_IOC_TYPECHECK(size))) -#define _IOW(type, nr, size) _IOC(_IOC_WRITE, (type), (nr), (_IOC_TYPECHECK(size))) -#define _IOWR(type, nr, size) _IOC(_IOC_READ|_IOC_WRITE, (type), (nr), (_IOC_TYPECHECK(size))) -#define _IOR_BAD(type, nr, size) _IOC(_IOC_READ, (type), (nr), sizeof(size)) -#define _IOW_BAD(type, nr, size) _IOC(_IOC_WRITE, (type), (nr), sizeof(size)) -#define _IOWR_BAD(type, nr, size) _IOC(_IOC_READ|_IOC_WRITE, (type), (nr), sizeof(size)) - - -/* used to decode them.. */ -#define _IOC_DIR(nr) (((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK) -#define _IOC_TYPE(nr) (((nr) >> _IOC_TYPESHIFT) & _IOC_TYPEMASK) -#define _IOC_NR(nr) (((nr) >> _IOC_NRSHIFT) & _IOC_NRMASK) -#define _IOC_SIZE(nr) (((nr) >> _IOC_SIZESHIFT) & _IOC_SIZEMASK) - -/* ...and for the drivers/sound files... */ - -#define IOC_IN (_IOC_WRITE << _IOC_DIRSHIFT) -#define IOC_OUT (_IOC_READ << _IOC_DIRSHIFT) -#define IOC_INOUT ((_IOC_WRITE|_IOC_READ) << _IOC_DIRSHIFT) -#define IOCSIZE_MASK (_IOC_SIZEMASK << _IOC_SIZESHIFT) -#define IOCSIZE_SHIFT (_IOC_SIZESHIFT) - -#endif /* _ASM_IOCTL_H */ |