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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-24 20:55:18 +0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-24 20:55:18 +0400 |
commit | ff0c4ad2c3a75ccfe6adca916e50804eb45bb2d9 (patch) | |
tree | 574f2d38793f7a08af73c40a96d6dc76af9c6f46 /arch/openrisc/include/asm/bitops.h | |
parent | fcda12e7f6d58d61997681a9d41779e3fd2ffc94 (diff) | |
parent | 19f9d392365113f74286b1721c7c032c12cf5abd (diff) | |
download | linux-ff0c4ad2c3a75ccfe6adca916e50804eb45bb2d9.tar.xz |
Merge branch 'for-upstream' of git://openrisc.net/jonas/linux
* 'for-upstream' of git://openrisc.net/jonas/linux: (24 commits)
OpenRISC: Add MAINTAINERS entry
OpenRISC: Miscellaneous
OpenRISC: Library routines
OpenRISC: Headers
OpenRISC: Traps
OpenRISC: Module support
OpenRISC: GPIO
OpenRISC: Scheduling/Process management
OpenRISC: Idle/Power management
OpenRISC: System calls
OpenRISC: IRQ
OpenRISC: Timekeeping
OpenRISC: DMA
OpenRISC: PTrace
OpenRISC: Build infrastructure
OpenRISC: Signal handling
OpenRISC: Memory management
OpenRISC: Device tree
OpenRISC: Boot code
iomap: make IOPORT/PCI mapping functions conditional
...
Diffstat (limited to 'arch/openrisc/include/asm/bitops.h')
-rw-r--r-- | arch/openrisc/include/asm/bitops.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/arch/openrisc/include/asm/bitops.h b/arch/openrisc/include/asm/bitops.h new file mode 100644 index 000000000000..a9e11efae14d --- /dev/null +++ b/arch/openrisc/include/asm/bitops.h @@ -0,0 +1,59 @@ +/* + * OpenRISC Linux + * + * Linux architectural port borrowing liberally from similar works of + * others. All original copyrights apply as per the original source + * declaration. + * + * OpenRISC implementation: + * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com> + * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se> + * et al. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __ASM_OPENRISC_BITOPS_H +#define __ASM_OPENRISC_BITOPS_H + +/* + * Where we haven't written assembly versions yet, we fall back to the + * generic implementations. Otherwise, we pull in our (hopefully) + * optimized versions. + */ + +#include <linux/irqflags.h> +#include <linux/compiler.h> + +/* + * clear_bit may not imply a memory barrier + */ +#ifndef smp_mb__before_clear_bit +#define smp_mb__before_clear_bit() smp_mb() +#define smp_mb__after_clear_bit() smp_mb() +#endif + +#include <asm/bitops/__ffs.h> +#include <asm-generic/bitops/ffz.h> +#include <asm/bitops/fls.h> +#include <asm/bitops/__fls.h> +#include <asm-generic/bitops/fls64.h> +#include <asm-generic/bitops/find.h> + +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + +#include <asm-generic/bitops/sched.h> +#include <asm/bitops/ffs.h> +#include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> + +#include <asm-generic/bitops/atomic.h> +#include <asm-generic/bitops/non-atomic.h> +#include <asm-generic/bitops/ext2-atomic.h> + +#endif /* __ASM_GENERIC_BITOPS_H */ |