diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-19 17:34:46 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-19 17:34:46 -0700 |
commit | 17fad5209e6b55148dbd20156cdaf2c7e67faa40 (patch) | |
tree | 0b014c85f699b829f785a90ce193dec814af9ba9 /arch | |
parent | 898f96fd5059854bef89d2a65a6de737bd5c5411 (diff) | |
parent | eec511d75edd5139ea6de537f6908085b171e7a0 (diff) |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/vapier/blackfin
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/vapier/blackfin:
Blackfin: convert page/tlb to asm-generic
Blackfin: convert types to asm-generic
Blackfin: convert irq/process to asm-generic
Blackfin: convert signal/mmap to asm-generic
Blackfin: convert locking primitives to asm-generic
Blackfin: convert termios to asm-generic
Blackfin: convert simple headers to asm-generic
Blackfin: convert socket/poll to asm-generic
Blackfin: convert user/elf to asm-generic
Blackfin: convert shm/sysv/ipc to asm-generic
Blackfin: convert asm/ioctls.h to asm-generic/ioctls.h
Blackfin: only build irqpanic.c when needed
Blackfin: pull in asm/io.h in ksyms for prototypes
Blackfin: use common test_bit() rather than __test_bit()
Diffstat (limited to 'arch')
55 files changed, 108 insertions, 1690 deletions
diff --git a/arch/blackfin/include/asm/atomic.h b/arch/blackfin/include/asm/atomic.h index b1d92f13ef9..88f36d599fe 100644 --- a/arch/blackfin/include/asm/atomic.h +++ b/arch/blackfin/include/asm/atomic.h @@ -1,24 +1,21 @@ #ifndef __ARCH_BLACKFIN_ATOMIC__ #define __ARCH_BLACKFIN_ATOMIC__ +#ifndef CONFIG_SMP +# include <asm-generic/atomic.h> +#else + #include <linux/types.h> #include <asm/system.h> /* local_irq_XXX() */ /* * Atomic operations that C can't guarantee us. Useful for * resource counting etc.. - * - * Generally we do not concern about SMP BFIN systems, so we don't have - * to deal with that. - * - * Tony Kou (tonyko@lineo.ca) Lineo Inc. 2001 */ #define ATOMIC_INIT(i) { (i) } #define atomic_set(v, i) (((v)->counter) = i) -#ifdef CONFIG_SMP - #define atomic_read(v) __raw_uncached_fetch_asm(&(v)->counter) asmlinkage int __raw_uncached_fetch_asm(const volatile int *ptr); @@ -84,100 +81,6 @@ static inline int atomic_test_mask(int mask, atomic_t *v) #define smp_mb__before_atomic_inc() barrier() #define smp_mb__after_atomic_inc() barrier() -#else /* !CONFIG_SMP */ - -#define atomic_read(v) ((v)->counter) - -static inline void atomic_add(int i, atomic_t *v) -{ - unsigned long flags; - - local_irq_save_hw(flags); - v->counter += i; - local_irq_restore_hw(flags); -} - -static inline void atomic_sub(int i, atomic_t *v) -{ - unsigned long flags; - - local_irq_save_hw(flags); - v->counter -= i; - local_irq_restore_hw(flags); - -} - -static inline int atomic_add_return(int i, atomic_t *v) -{ - int __temp = 0; - unsigned long flags; - - local_irq_save_hw(flags); - v->counter += i; - __temp = v->counter; - local_irq_restore_hw(flags); - - - return __temp; -} - -static inline int atomic_sub_return(int i, atomic_t *v) -{ - int __temp = 0; - unsigned long flags; - - local_irq_save_hw(flags); - v->counter -= i; - __temp = v->counter; - local_irq_restore_hw(flags); - - return __temp; -} - -static inline void atomic_inc(volatile atomic_t *v) -{ - unsigned long flags; - - local_irq_save_hw(flags); - v->counter++; - local_irq_restore_hw(flags); -} - -static inline void atomic_dec(volatile atomic_t *v) -{ - unsigned long flags; - - local_irq_save_hw(flags); - v->counter--; - local_irq_restore_hw(flags); -} - -static inline void atomic_clear_mask(unsigned int mask, atomic_t *v) -{ - unsigned long flags; - - local_irq_save_hw(flags); - v->counter &= ~mask; - local_irq_restore_hw(flags); -} - -static inline void atomic_set_mask(unsigned int mask, atomic_t *v) -{ - unsigned long flags; - - local_irq_save_hw(flags); - v->counter |= mask; - local_irq_restore_hw(flags); -} - -/* Atomic operations are already serializing */ -#define smp_mb__before_atomic_dec() barrier() -#define smp_mb__after_atomic_dec() barrier() -#define smp_mb__before_atomic_inc() barrier() -#define smp_mb__after_atomic_inc() barrier() - -#endif /* !CONFIG_SMP */ - #define atomic_add_negative(a, v) (atomic_add_return((a), (v)) < 0) #define atomic_dec_return(v) atomic_sub_return(1,(v)) #define atomic_inc_return(v) atomic_add_return(1,(v)) @@ -210,4 +113,6 @@ static inline void atomic_set_mask(unsigned int mask, atomic_t *v) #include <asm-generic/atomic-long.h> -#endif /* __ARCH_BLACKFIN_ATOMIC __ */ +#endif + +#endif diff --git a/arch/blackfin/include/asm/auxvec.h b/arch/blackfin/include/asm/auxvec.h index 215506cd87b..41fa68b7128 100644 --- a/arch/blackfin/include/asm/auxvec.h +++ b/arch/blackfin/include/asm/auxvec.h @@ -1,4 +1 @@ -#ifndef __ASMBFIN_AUXVEC_H -#define __ASMBFIN_AUXVEC_H - -#endif +#include <asm-generic/auxvec.h> diff --git a/arch/blackfin/include/asm/bitops.h b/arch/blackfin/include/asm/bitops.h index 75fee2f7d9f..daffa71576d 100644 --- a/arch/blackfin/include/asm/bitops.h +++ b/arch/blackfin/include/asm/bitops.h @@ -1,26 +1,22 @@ #ifndef _BLACKFIN_BITOPS_H #define _BLACKFIN_BITOPS_H -/* - * Copyright 1992, Linus Torvalds. - */ - -#include <linux/compiler.h> -#include <asm/byteorder.h> /* swab32 */ - -#ifdef __KERNEL__ +#ifndef CONFIG_SMP +# include <asm-generic/bitops.h> +#else #ifndef _LINUX_BITOPS_H #error only <linux/bitops.h> can be included directly #endif +#include <linux/compiler.h> +#include <asm/byteorder.h> /* swab32 */ + #include <asm-generic/bitops/ffs.h> #include <asm-generic/bitops/__ffs.h> #include <asm-generic/bitops/sched.h> #include <asm-generic/bitops/ffz.h> -#ifdef CONFIG_SMP - #include <linux/linkage.h> asmlinkage int __raw_bit_set_asm(volatile unsigned long *addr, int nr); @@ -79,189 +75,13 @@ static inline int test_and_change_bit(int nr, volatile unsigned long *addr) return __raw_bit_test_toggle_asm(a, nr & 0x1f); } -#else /* !CONFIG_SMP */ - -#include <asm/system.h> /* save_flags */ - -static inline void set_bit(int nr, volatile unsigned long *addr) -{ - int *a = (int *)addr; - int mask; - unsigned long flags; - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save_hw(flags); - *a |= mask; - local_irq_restore_hw(flags); -} - -static inline void clear_bit(int nr, volatile unsigned long *addr) -{ - int *a = (int *)addr; - int mask; - unsigned long flags; - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save_hw(flags); - *a &= ~mask; - local_irq_restore_hw(flags); -} - -static inline void change_bit(int nr, volatile unsigned long *addr) -{ - int mask; - unsigned long flags; - unsigned long *ADDR = (unsigned long *)addr; - - ADDR += nr >> 5; - mask = 1 << (nr & 31); - local_irq_save_hw(flags); - *ADDR ^= mask; - local_irq_restore_hw(flags); -} - -static inline int test_and_set_bit(int nr, volatile unsigned long *addr) -{ - int mask, retval; - volatile unsigned int *a = (volatile unsigned int *)addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save_hw(flags); - retval = (mask & *a) != 0; - *a |= mask; - local_irq_restore_hw(flags); - - return retval; -} - -static inline int test_and_clear_bit(int nr, volatile unsigned long *addr) -{ - int mask, retval; - volatile unsigned int *a = (volatile unsigned int *)addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save_hw(flags); - retval = (mask & *a) != 0; - *a &= ~mask; - local_irq_restore_hw(flags); - - return retval; -} - -static inline int test_and_change_bit(int nr, volatile unsigned long *addr) -{ - int mask, retval; - volatile unsigned int *a = (volatile unsigned int *)addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save_hw(flags); - retval = (mask & *a) != 0; - *a ^= mask; - local_irq_restore_hw(flags); - return retval; -} - -#endif /* CONFIG_SMP */ - /* * clear_bit() doesn't provide any barrier for the compiler. */ #define smp_mb__before_clear_bit() barrier() #define smp_mb__after_clear_bit() barrier() -static inline void __set_bit(int nr, volatile unsigned long *addr) -{ - int *a = (int *)addr; - int mask; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - *a |= mask; -} - -static inline void __clear_bit(int nr, volatile unsigned long *addr) -{ - int *a = (int *)addr; - int mask; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - *a &= ~mask; -} - -static inline void __change_bit(int nr, volatile unsigned long *addr) -{ - int mask; - unsigned long *ADDR = (unsigned long *)addr; - - ADDR += nr >> 5; - mask = 1 << (nr & 31); - *ADDR ^= mask; -} - -static inline int __test_and_set_bit(int nr, volatile unsigned long *addr) -{ - int mask, retval; - volatile unsigned int *a = (volatile unsigned int *)addr; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - retval = (mask & *a) != 0; - *a |= mask; - return retval; -} - -static inline int __test_and_clear_bit(int nr, volatile unsigned long *addr) -{ - int mask, retval; - volatile unsigned int *a = (volatile unsigned int *)addr; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - retval = (mask & *a) != 0; - *a &= ~mask; - return retval; -} - -static inline int __test_and_change_bit(int nr, - volatile unsigned long *addr) -{ - int mask, retval; - volatile unsigned int *a = (volatile unsigned int *)addr; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - retval = (mask & *a) != 0; - *a ^= mask; - return retval; -} - -static inline int __test_bit(int nr, const void *addr) -{ - int *a = (int *)addr; - int mask; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - return ((mask & *a) != 0); -} - -#ifndef CONFIG_SMP -/* - * This routine doesn't need irq save and restore ops in UP - * context. - */ -static inline int test_bit(int nr, const void *addr) -{ - return __test_bit(nr, addr); -} -#endif +#include <asm-generic/bitops/non-atomic.h> #include <asm-generic/bitops/find.h> #include <asm-generic/bitops/hweight.h> @@ -272,10 +92,10 @@ static inline int test_bit(int nr, const void *addr) #include <asm-generic/bitops/minix.h> -#endif /* __KERNEL__ */ - #include <asm-generic/bitops/fls.h> #include <asm-generic/bitops/__fls.h> #include <asm-generic/bitops/fls64.h> +#endif /* CONFIG_SMP */ + #endif /* _BLACKFIN_BITOPS_H */ diff --git a/arch/blackfin/include/asm/bugs.h b/arch/blackfin/include/asm/bugs.h index 9093c9c1fb8..61791e1ad9f 100644 --- a/arch/blackfin/include/asm/bugs.h +++ b/arch/blackfin/include/asm/bugs.h @@ -1,16 +1 @@ -/* - * include/asm-blackfin/bugs.h - * - * Copyright (C) 1994 Linus Torvalds - */ - -/* - * This is included by init/main.c to check for architecture-dependent bugs. - * - * Needs: - * void check_bugs(void); - */ - -static void check_bugs(void) -{ -} +#include <asm-generic/bugs.h> diff --git a/arch/blackfin/include/asm/cputime.h b/arch/blackfin/include/asm/cputime.h index 2b19705f988..6d68ad7e0ea 100644 --- a/arch/blackfin/include/asm/cputime.h +++ b/arch/blackfin/include/asm/cputime.h @@ -1,6 +1 @@ -#ifndef __BLACKFIN_CPUTIME_H -#define __BLACKFIN_CPUTIME_H - #include <asm-generic/cputime.h> - -#endif /* __BLACKFIN_CPUTIME_H */ diff --git a/arch/blackfin/include/asm/current.h b/arch/blackfin/include/asm/current.h index 31918d29122..4c51401b553 100644 --- a/arch/blackfin/include/asm/current.h +++ b/arch/blackfin/include/asm/current.h @@ -1,23 +1 @@ -#ifndef _BLACKFIN_CURRENT_H -#define _BLACKFIN_CURRENT_H -/* - * current.h - * (C) Copyright 2000, Lineo, David McCullough <davidm@lineo.com> - * - * rather than dedicate a register (as the m68k source does), we - * just keep a global, we should probably just change it all to be - * current and lose _current_task. - */ -#include <linux/thread_info.h> - -struct task_struct; - -static inline struct task_struct *get_current(void) __attribute__ ((__const__)); -static inline struct task_struct *get_current(void) -{ - return (current_thread_info()->task); -} - -#define current (get_current()) - -#endif /* _BLACKFIN_CURRENT_H */ +#include <asm-generic/current.h> diff --git a/arch/blackfin/include/asm/device.h b/arch/blackfin/include/asm/device.h index d8f9872b0e2..f0a4c256403 100644 --- a/arch/blackfin/include/asm/device.h +++ b/arch/blackfin/include/asm/device.h @@ -1,7 +1 @@ -/* - * Arch specific extensions to struct device - * - * This file is released under the GPLv2 - */ #include <asm-generic/device.h> - diff --git a/arch/blackfin/include/asm/elf.h b/arch/blackfin/include/asm/elf.h index 230e1605d3f..5a87baf0659 100644 --- a/arch/blackfin/include/asm/elf.h +++ b/arch/blackfin/include/asm/elf.h @@ -20,7 +20,7 @@ typedef unsigned long elf_greg_t; -#define ELF_NGREG (sizeof(struct user_regs_struct) / sizeof(elf_greg_t)) +#define ELF_NGREG 40 /* (sizeof(struct user_regs_struct) / sizeof(elf_greg_t)) */ typedef elf_greg_t elf_gregset_t[ELF_NGREG]; typedef struct user_bfinfp_struct elf_fpregset_t; diff --git a/arch/blackfin/include/asm/emergency-restart.h b/arch/blackfin/include/asm/emergency-restart.h index 27f6c785d10..3711bd9d50b 100644 --- a/arch/blackfin/include/asm/emergency-restart.h +++ b/arch/blackfin/include/asm/emergency-restart.h @@ -1,6 +1 @@ -#ifndef _ASM_EMERGENCY_RESTART_H -#define _ASM_EMERGENCY_RESTART_H - #include <asm-generic/emergency-restart.h> - -#endif /* _ASM_EMERGENCY_RESTART_H */ diff --git a/arch/blackfin/include/asm/errno.h b/arch/blackfin/include/asm/errno.h index 164e4f39bb5..4c82b503d92 100644 --- a/arch/blackfin/include/asm/errno.h +++ b/arch/blackfin/include/asm/errno.h @@ -1,6 +1 @@ -#ifndef _BFIN_ERRNO_H -#define _BFIN_ERRNO_H - -#include<asm-generic/errno.h> - -#endif /* _BFIN_ERRNO_H */ +#include <asm-generic/errno.h> diff --git a/arch/blackfin/include/asm/fb.h b/arch/blackfin/include/asm/fb.h index c7df3803099..3a4988e8df4 100644 --- a/arch/blackfin/include/asm/fb.h +++ b/arch/blackfin/include/asm/fb.h @@ -1,12 +1 @@ -#ifndef _ASM_FB_H_ -#define _ASM_FB_H_ -#include <linux/fb.h> - -#define fb_pgprotect(...) do {} while (0) - -static inline int fb_is_primary_device(struct fb_info *info) -{ - return 0; -} - -#endif /* _ASM_FB_H_ */ +#include <asm-generic/fb.h> diff --git a/arch/blackfin/include/asm/futex.h b/arch/blackfin/include/asm/futex.h index 6a332a9f099..0b745828f42 100644 --- a/arch/blackfin/include/asm/futex.h +++ b/arch/blackfin/include/asm/futex.h @@ -1,6 +1 @@ -#ifndef _ASM_FUTEX_H -#define _ASM_FUTEX_H - #include <asm-generic/futex.h> - -#endif diff --git a/arch/blackfin/include/asm/hardirq.h b/arch/blackfin/include/asm/hardirq.h index 717181a1749..cbd52f86bb9 100644 --- a/arch/blackfin/include/asm/hardirq.h +++ b/arch/blackfin/include/asm/hardirq.h @@ -1,47 +1,11 @@ #ifndef __BFIN_HARDIRQ_H #define __BFIN_HARDIRQ_H -#include <linux/cache.h> -#include <linux/threads.h> -#include <asm/irq.h> - -typedef struct { - unsigned int __softirq_pending; - unsigned int __syscall_count; - struct task_struct *__ksoftirqd_task; -} ____cacheline_aligned irq_cpustat_t; - -#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ - -/* - * We put the hardirq and softirq counter into the preemption - * counter. The bitmask has the following meaning: - * - * - bits 0-7 are the preemption count (max preemption depth: 256) - * - bits 8-15 are the softirq count (max # of softirqs: 256) - * - bits 16-23 are the hardirq count (max # of hardirqs: 256) - * - * - ( bit 26 is the PREEMPT_ACTIVE flag. ) - * - * PREEMPT_MASK: 0x000000ff - * HARDIRQ_MASK: 0x0000ff00 - * SOFTIRQ_MASK: 0x00ff0000 - */ - -#if NR_IRQS > 256 -#define HARDIRQ_BITS 9 -#else -#define HARDIRQ_BITS 8 -#endif - -#ifdef NR_IRQS -# if (1 << HARDIRQ_BITS) < NR_IRQS -# error HARDIRQ_BITS is too low! -# endif -#endif - #define __ARCH_IRQ_EXIT_IRQS_DISABLED 1 extern void ack_bad_irq(unsigned int irq); +#define ack_bad_irq ack_bad_irq + +#include <asm-generic/hardirq.h> #endif diff --git a/arch/blackfin/include/asm/hw_irq.h b/arch/blackfin/include/asm/hw_irq.h index 5b51eaec012..1f5ef7da004 100644 --- a/arch/blackfin/include/asm/hw_irq.h +++ b/arch/blackfin/include/asm/hw_irq.h @@ -1,6 +1 @@ -#ifndef __ASM_BFIN_HW_IRQ_H -#define __ASM_BFIN_HW_IRQ_H - -/* Dummy include. */ - -#endif +#include <asm-generic/hw_irq.h> diff --git a/arch/blackfin/include/asm/io.h b/arch/blackfin/include/asm/io.h index 3022b5c96b3..37053eca200 100644 --- a/arch/blackfin/include/asm/io.h +++ b/arch/blackfin/include/asm/io.h @@ -222,7 +222,6 @@ extern void blkfin_inv_cache_all(void); #define ioport_unmap(addr) /* Pages to physical address... */ -#define page_to_phys(page) ((page - mem_map) << PAGE_SHIFT) #define page_to_bus(page) ((page - mem_map) << PAGE_SHIFT) #define phys_to_virt(vaddr) ((void *) (vaddr)) diff --git a/arch/blackfin/include/asm/ioctls.h b/arch/blackfin/include/asm/ioctls.h index 895e3173165..eca8d75b0a8 100644 --- a/arch/blackfin/include/asm/ioctls.h +++ b/arch/blackfin/include/asm/ioctls.h @@ -1,87 +1,7 @@ #ifndef __ARCH_BFIN_IOCTLS_H__ #define __ARCH_BFIN_IOCTLS_H__ -#include <asm/ioctl.h> - -/* 0x54 is just a magic number to make these relatively unique ('T') */ - -#define TCGETS 0x5401 -#define TCSETS 0x5402 -#define TCSETSW 0x5403 -#define TCSETSF 0x5404 -#define TCGETA 0x5405 -#define TCSETA 0x5406 -#define TCSETAW 0x5407 -#define TCSETAF 0x5408 -#define TCSBRK 0x5409 -#define TCXONC 0x540A -#define TCFLSH 0x540B -#define TIOCEXCL 0x540C -#define TIOCNXCL 0x540D -#define TIOCSCTTY 0x540E -#define TIOCGPGRP 0x540F -#define TIOCSPGRP 0x5410 -#define TIOCOUTQ 0x5411 -#define TIOCSTI 0x5412 -#define TIOCGWINSZ 0x5413 -#define TIOCSWINSZ 0x5414 -#define TIOCMGET 0x5415 -#define TIOCMBIS 0x5416 -#define TIOCMBIC 0x5417 -#define TIOCMSET 0x5418 -#define TIOCGSOFTCAR 0x5419 -#define TIOCSSOFTCAR 0x541A -#define FIONREAD 0x541B -#define TIOCINQ FIONREAD -#define TI |