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xtensa: clean up files to make them code-style compliant 

Remove heading and trailing spaces, trim trailing lines, and wrap lines
that are longer than 80 characters.

Signed-off-by: Chris Zankel <chris@zankel.net>
hifive-unleashed-5.1
Chris Zankel 2012-11-28 16:53:51 -08:00
parent 72100ed7ef
commit c4c4594b00
49 changed files with 160 additions and 175 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
arch/xtensa/Makefile
View File

@ -106,4 +106,3 @@ zImage: vmlinux
define archhelp
@echo '* zImage - Compressed kernel image (arch/xtensa/boot/images/zImage.*)'
endef

19
arch/xtensa/include/asm/bootparam.h
View File

@ -32,15 +32,15 @@
/* All records are aligned to 4 bytes */
typedef struct bp_tag {
unsigned short id; /* tag id */
unsigned short size; /* size of this record excluding the structure*/
unsigned long data[0]; /* data */
unsigned short id; /* tag id */
unsigned short size; /* size of this record excluding the structure*/
unsigned long data[0]; /* data */
} bp_tag_t;
typedef struct meminfo {
unsigned long type;
unsigned long start;
unsigned long end;
unsigned long type;
unsigned long start;
unsigned long end;
} meminfo_t;
#define SYSMEM_BANKS_MAX 5
@ -49,14 +49,11 @@ typedef struct meminfo {
#define MEMORY_TYPE_NONE 0x2000
typedef struct sysmem_info {
int nr_banks;
meminfo_t bank[SYSMEM_BANKS_MAX];
int nr_banks;
meminfo_t bank[SYSMEM_BANKS_MAX];
} sysmem_info_t;
extern sysmem_info_t sysmem;
#endif
#endif

1
arch/xtensa/include/asm/cacheasm.h
View File

@ -174,4 +174,3 @@
__loop_cache_page \ar \as ihi XCHAL_ICACHE_LINEWIDTH
.endm

3
arch/xtensa/include/asm/cacheflush.h
View File

@ -104,7 +104,8 @@ static inline void __invalidate_icache_page_alias(unsigned long virt,
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
extern void flush_dcache_page(struct page*);
extern void flush_cache_range(struct vm_area_struct*, ulong, ulong);
extern void flush_cache_page(struct vm_area_struct*, unsigned long, unsigned long);
extern void flush_cache_page(struct vm_area_struct*,
unsigned long, unsigned long);
#else

19
arch/xtensa/include/asm/checksum.h
View File

@ -36,8 +36,9 @@ asmlinkage __wsum csum_partial(const void *buff, int len, __wsum sum);
* better 64-bit) boundary
*/
asmlinkage __wsum csum_partial_copy_generic(const void *src, void *dst, int len, __wsum sum,
int *src_err_ptr, int *dst_err_ptr);
asmlinkage __wsum csum_partial_copy_generic(const void *src, void *dst,
int len, __wsum sum,
int *src_err_ptr, int *dst_err_ptr);
/*
* Note: when you get a NULL pointer exception here this means someone
@ -54,7 +55,7 @@ __wsum csum_partial_copy_nocheck(const void *src, void *dst,
static inline
__wsum csum_partial_copy_from_user(const void __user *src, void *dst,
int len, __wsum sum, int *err_ptr)
int len, __wsum sum, int *err_ptr)
{
return csum_partial_copy_generic((__force const void *)src, dst,
len, sum, err_ptr, NULL);
@ -112,7 +113,8 @@ static __inline__ __sum16 ip_fast_csum(const void *iph, unsigned int ihl)
/* Since the input registers which are loaded with iph and ihl
are modified, we must also specify them as outputs, or gcc
will assume they contain their original values. */
: "=r" (sum), "=r" (iph), "=r" (ihl), "=&r" (tmp), "=&r" (endaddr)
: "=r" (sum), "=r" (iph), "=r" (ihl), "=&r" (tmp),
"=&r" (endaddr)
: "1" (iph), "2" (ihl)
: "memory");
@ -168,7 +170,7 @@ static __inline__ __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr,
static __inline__ __sum16 ip_compute_csum(const void *buff, int len)
{
return csum_fold (csum_partial(buff, len, 0));
return csum_fold (csum_partial(buff, len, 0));
}
#define _HAVE_ARCH_IPV6_CSUM
@ -238,11 +240,12 @@ static __inline__ __sum16 csum_ipv6_magic(const struct in6_addr *saddr,
* Copy and checksum to user
*/
#define HAVE_CSUM_COPY_USER
static __inline__ __wsum csum_and_copy_to_user(const void *src, void __user *dst,
int len, __wsum sum, int *err_ptr)
static __inline__ __wsum csum_and_copy_to_user(const void *src,
void __user *dst, int len,
__wsum sum, int *err_ptr)
{
if (access_ok(VERIFY_WRITE, dst, len))
return csum_partial_copy_generic(src, dst, len, sum, NULL, err_ptr);
return csum_partial_copy_generic(src,dst,len,sum,NULL,err_ptr);
if (len)
*err_ptr = -EFAULT;

3
arch/xtensa/include/asm/cmpxchg.h
View File

@ -134,7 +134,8 @@ static inline unsigned long xchg_u32(volatile int * m, unsigned long val)
#endif
}
#define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
#define xchg(ptr,x) \
((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
/*
* This only works if the compiler isn't horribly bad at optimizing.

2
arch/xtensa/include/asm/current.h
View File

@ -30,7 +30,7 @@ static inline struct task_struct *get_current(void)
#define GET_CURRENT(reg,sp) \
GET_THREAD_INFO(reg,sp); \
l32i reg, reg, TI_TASK \
l32i reg, reg, TI_TASK \
#endif

7
arch/xtensa/include/asm/delay.h
View File

@ -19,9 +19,9 @@ extern unsigned long loops_per_jiffy;
static inline void __delay(unsigned long loops)
{
/* 2 cycles per loop. */
__asm__ __volatile__ ("1: addi %0, %0, -2; bgeui %0, 2, 1b"
: "=r" (loops) : "0" (loops));
/* 2 cycles per loop. */
__asm__ __volatile__ ("1: addi %0, %0, -2; bgeui %0, 2, 1b"
: "=r" (loops) : "0" (loops));
}
static __inline__ u32 xtensa_get_ccount(void)
@ -46,4 +46,3 @@ static __inline__ void udelay (unsigned long usecs)
}
#endif

4
arch/xtensa/include/asm/dma-mapping.h
View File

@ -100,8 +100,8 @@ dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, size_t size,
}
static inline void
dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, size_t size,
enum dma_data_direction direction)
dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle,
size_t size, enum dma_data_direction direction)
{
consistent_sync((void *)bus_to_virt(dma_handle), size, direction);
}

10
arch/xtensa/include/asm/elf.h
View File

@ -168,11 +168,11 @@ extern void xtensa_elf_core_copy_regs (xtensa_gregset_t *, struct pt_regs *);
*/
#define ELF_PLAT_INIT(_r, load_addr) \
do { _r->areg[0]=0; /*_r->areg[1]=0;*/ _r->areg[2]=0; _r->areg[3]=0; \
_r->areg[4]=0; _r->areg[5]=0; _r->areg[6]=0; _r->areg[7]=0; \
_r->areg[8]=0; _r->areg[9]=0; _r->areg[10]=0; _r->areg[11]=0; \
_r->areg[12]=0; _r->areg[13]=0; _r->areg[14]=0; _r->areg[15]=0; \
} while (0)
do { _r->areg[0]=0; /*_r->areg[1]=0;*/ _r->areg[2]=0; _r->areg[3]=0; \
_r->areg[4]=0; _r->areg[5]=0; _r->areg[6]=0; _r->areg[7]=0; \
_r->areg[8]=0; _r->areg[9]=0; _r->areg[10]=0; _r->areg[11]=0; \
_r->areg[12]=0; _r->areg[13]=0; _r->areg[14]=0; _r->areg[15]=0; \
} while (0)
typedef struct {
xtregs_opt_t opt;

1
arch/xtensa/include/asm/highmem.h
View File

@ -14,4 +14,3 @@
extern void flush_cache_kmaps(void);
#endif

2
arch/xtensa/include/asm/mmu_context.h
View File

@ -107,7 +107,7 @@ activate_mm(struct mm_struct *prev, struct mm_struct *next)
static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
struct task_struct *tsk)
struct task_struct *tsk)
{
unsigned long asid = asid_cache;

2
arch/xtensa/include/asm/nommu_context.h
View File

@ -2,7 +2,7 @@ static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
{
}
static inline int init_new_context(struct task_struct *tsk, struct mm_struct *mm)
static inline int init_new_context(struct task_struct *tsk,struct mm_struct *mm)
{
return 0;
}

20
arch/xtensa/include/asm/page.h
View File

@ -29,19 +29,19 @@
* PAGE_SHIFT determines the page size
*/
#define PAGE_SHIFT 12
#define PAGE_SIZE (__XTENSA_UL_CONST(1) << PAGE_SHIFT)
#define PAGE_MASK (~(PAGE_SIZE-1))
#define PAGE_SHIFT 12
#define PAGE_SIZE (__XTENSA_UL_CONST(1) << PAGE_SHIFT)
#define PAGE_MASK (~(PAGE_SIZE-1))
#ifdef CONFIG_MMU
#define PAGE_OFFSET XCHAL_KSEG_CACHED_VADDR
#define MAX_MEM_PFN XCHAL_KSEG_SIZE
#define PAGE_OFFSET XCHAL_KSEG_CACHED_VADDR
#define MAX_MEM_PFN XCHAL_KSEG_SIZE
#else
#define PAGE_OFFSET 0
#define MAX_MEM_PFN (PLATFORM_DEFAULT_MEM_START + PLATFORM_DEFAULT_MEM_SIZE)
#define PAGE_OFFSET 0
#define MAX_MEM_PFN (PLATFORM_DEFAULT_MEM_START + PLATFORM_DEFAULT_MEM_SIZE)
#endif
#define PGTABLE_START 0x80000000
#define PGTABLE_START 0x80000000
/*
* Cache aliasing:
@ -161,7 +161,9 @@ extern void copy_user_page(void*, void*, unsigned long, struct page*);
#define __pa(x) ((unsigned long) (x) - PAGE_OFFSET)
#define __va(x) ((void *)((unsigned long) (x) + PAGE_OFFSET))
#define pfn_valid(pfn) ((pfn) >= ARCH_PFN_OFFSET && ((pfn) - ARCH_PFN_OFFSET) < max_mapnr)
#define pfn_valid(pfn) \
((pfn) >= ARCH_PFN_OFFSET && ((pfn) - ARCH_PFN_OFFSET) < max_mapnr)
#ifdef CONFIG_DISCONTIGMEM
# error CONFIG_DISCONTIGMEM not supported
#endif

2
arch/xtensa/include/asm/pci-bridge.h
View File

@ -35,7 +35,7 @@ struct pci_space {
struct pci_controller {
int index; /* used for pci_controller_num */
struct pci_controller *next;
struct pci_bus *bus;
struct pci_bus *bus;
void *arch_data;
int first_busno;

2
arch/xtensa/include/asm/pci.h
View File

@ -53,7 +53,7 @@ struct pci_dev;
/* Map a range of PCI memory or I/O space for a device into user space */
int pci_mmap_page_range(struct pci_dev *pdev, struct vm_area_struct *vma,
enum pci_mmap_state mmap_state, int write_combine);
enum pci_mmap_state mmap_state, int write_combine);
/* Tell drivers/pci/proc.c that we have pci_mmap_page_range() */
#define HAVE_PCI_MMAP 1

2
arch/xtensa/include/asm/pgalloc.h
View File

@ -42,7 +42,7 @@ static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
extern struct kmem_cache *pgtable_cache;
static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
unsigned long address)
{
return kmem_cache_alloc(pgtable_cache, GFP_KERNEL|__GFP_REPEAT);

8
arch/xtensa/include/asm/pgtable.h
View File

@ -284,7 +284,7 @@ struct vm_area_struct;
static inline int
ptep_test_and_clear_young(struct vm_area_struct *vma, unsigned long addr,
pte_t *ptep)
pte_t *ptep)
{
pte_t pte = *ptep;
if (!pte_young(pte))
@ -304,8 +304,8 @@ ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep)
static inline void
ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep)
{
pte_t pte = *ptep;
update_pte(ptep, pte_wrprotect(pte));
pte_t pte = *ptep;
update_pte(ptep, pte_wrprotect(pte));
}
/* to find an entry in a kernel page-table-directory */
@ -399,7 +399,7 @@ extern void update_mmu_cache(struct vm_area_struct * vma,
*/
#define io_remap_pfn_range(vma,from,pfn,size,prot) \
remap_pfn_range(vma, from, pfn, size, prot)
remap_pfn_range(vma, from, pfn, size, prot)
typedef pte_t *pte_addr_t;

1
arch/xtensa/include/asm/platform.h
View File

@ -75,4 +75,3 @@ extern int platform_pcibios_fixup (void);
extern void platform_calibrate_ccount (void);
#endif /* _XTENSA_PLATFORM_H */

10
arch/xtensa/include/asm/processor.h
View File

@ -89,7 +89,7 @@
#define MAKE_PC_FROM_RA(ra,sp) (((ra) & 0x3fffffff) | ((sp) & 0xc0000000))
typedef struct {
unsigned long seg;
unsigned long seg;
} mm_segment_t;
struct thread_struct {
@ -145,10 +145,10 @@ struct thread_struct {
* set_thread_state in signal.c depends on it.
*/
#define USER_PS_VALUE ((1 << PS_WOE_BIT) | \
(1 << PS_CALLINC_SHIFT) | \
(USER_RING << PS_RING_SHIFT) | \
(1 << PS_UM_BIT) | \
(1 << PS_EXCM_BIT))
(1 << PS_CALLINC_SHIFT) | \
(USER_RING << PS_RING_SHIFT) | \
(1 << PS_UM_BIT) | \
(1 << PS_EXCM_BIT))
/* Clearing a0 terminates the backtrace. */
#define start_thread(regs, new_pc, new_sp) \

2
arch/xtensa/include/asm/ptrace.h
View File

@ -55,7 +55,7 @@ struct pt_regs {
# define arch_has_single_step() (1)
# define task_pt_regs(tsk) ((struct pt_regs*) \
(task_stack_page(tsk) + KERNEL_STACK_SIZE - (XCHAL_NUM_AREGS-16)*4) - 1)
(task_stack_page(tsk) + KERNEL_STACK_SIZE - (XCHAL_NUM_AREGS-16)*4) - 1)
# define user_mode(regs) (((regs)->ps & 0x00000020)!=0)
# define instruction_pointer(regs) ((regs)->pc)

1
arch/xtensa/include/asm/regs.h
View File

@ -109,4 +109,3 @@
#define DEBUGCAUSE_ICOUNT_BIT 0 /* ICOUNT would incr. to zero */
#endif /* _XTENSA_SPECREG_H */

11
arch/xtensa/include/asm/syscall.h
View File

@ -25,9 +25,10 @@ asmlinkage long xtensa_fadvise64_64(int, int,
/* Should probably move to linux/syscalls.h */
struct pollfd;
asmlinkage long sys_pselect6(int n, fd_set __user *inp, fd_set __user *outp,
fd_set __user *exp, struct timespec __user *tsp, void __user *sig);
fd_set __user *exp, struct timespec __user *tsp,
void __user *sig);
asmlinkage long sys_ppoll(struct pollfd __user *ufds, unsigned int nfds,
struct timespec __user *tsp, const sigset_t __user *sigmask,
size_t sigsetsize);
asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset,
size_t sigsetsize);
struct timespec __user *tsp,
const sigset_t __user *sigmask,
size_t sigsetsize);
asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize);

43
arch/xtensa/include/asm/uaccess.h
View File

@ -180,7 +180,8 @@
#define segment_eq(a,b) ((a).seg == (b).seg)
#define __kernel_ok (segment_eq(get_fs(), KERNEL_DS))
#define __user_ok(addr,size) (((size) <= TASK_SIZE)&&((addr) <= TASK_SIZE-(size)))
#define __user_ok(addr,size) \
(((size) <= TASK_SIZE)&&((addr) <= TASK_SIZE-(size)))
#define __access_ok(addr,size) (__kernel_ok || __user_ok((addr),(size)))
#define access_ok(type,addr,size) __access_ok((unsigned long)(addr),(size))
@ -234,10 +235,10 @@ do { \
int __cb; \
retval = 0; \
switch (size) { \
case 1: __put_user_asm(x,ptr,retval,1,"s8i",__cb); break; \
case 2: __put_user_asm(x,ptr,retval,2,"s16i",__cb); break; \
case 4: __put_user_asm(x,ptr,retval,4,"s32i",__cb); break; \
case 8: { \
case 1: __put_user_asm(x,ptr,retval,1,"s8i",__cb); break; \
case 2: __put_user_asm(x,ptr,retval,2,"s16i",__cb); break; \
case 4: __put_user_asm(x,ptr,retval,4,"s32i",__cb); break; \
case 8: { \
__typeof__(*ptr) __v64 = x; \
retval = __copy_to_user(ptr,&__v64,8); \
break; \
@ -291,7 +292,7 @@ do { \
* __check_align_* macros still work.
*/
#define __put_user_asm(x, addr, err, align, insn, cb) \
__asm__ __volatile__( \
__asm__ __volatile__( \
__check_align_##align \
"1: "insn" %2, %3, 0 \n" \
"2: \n" \
@ -301,8 +302,8 @@ do { \
" .long 2b \n" \
"5: \n" \
" l32r %1, 4b \n" \
" movi %0, %4 \n" \
" jx %1 \n" \
" movi %0, %4 \n" \
" jx %1 \n" \
" .previous \n" \
" .section __ex_table,\"a\" \n" \
" .long 1b, 5b \n" \
@ -334,13 +335,13 @@ extern long __get_user_bad(void);
do { \
int __cb; \
retval = 0; \
switch (size) { \
case 1: __get_user_asm(x,ptr,retval,1,"l8ui",__cb); break; \
case 2: __get_user_asm(x,ptr,retval,2,"l16ui",__cb); break; \
case 4: __get_user_asm(x,ptr,retval,4,"l32i",__cb); break; \
case 8: retval = __copy_from_user(&x,ptr,8); break; \
default: (x) = __get_user_bad(); \
} \
switch (size) { \
case 1: __get_user_asm(x,ptr,retval,1,"l8ui",__cb); break; \
case 2: __get_user_asm(x,ptr,retval,2,"l16ui",__cb); break; \
case 4: __get_user_asm(x,ptr,retval,4,"l32i",__cb); break; \
case 8: retval = __copy_from_user(&x,ptr,8); break; \
default: (x) = __get_user_bad(); \
} \
} while (0)
@ -349,7 +350,7 @@ do { \
* __check_align_* macros still work.
*/
#define __get_user_asm(x, addr, err, align, insn, cb) \
__asm__ __volatile__( \
__asm__ __volatile__( \
__check_align_##align \
"1: "insn" %2, %3, 0 \n" \
"2: \n" \
@ -360,8 +361,8 @@ do { \
"5: \n" \
" l32r %1, 4b \n" \
" movi %2, 0 \n" \
" movi %0, %4 \n" \
" jx %1 \n" \
" movi %0, %4 \n" \
" jx %1 \n" \
" .previous \n" \
" .section __ex_table,\"a\" \n" \
" .long 1b, 5b \n" \
@ -421,8 +422,10 @@ __generic_copy_from_user(void *to, const void *from, unsigned long n)
#define copy_to_user(to,from,n) __generic_copy_to_user((to),(from),(n))
#define copy_from_user(to,from,n) __generic_copy_from_user((to),(from),(n))
#define __copy_to_user(to,from,n) __generic_copy_to_user_nocheck((to),(from),(n))
#define __copy_from_user(to,from,n) __generic_copy_from_user_nocheck((to),(from),(n))
#define __copy_to_user(to,from,n) \
__generic_copy_to_user_nocheck((to),(from),(n))
#define __copy_from_user(to,from,n) \
__generic_copy_from_user_nocheck((to),(from),(n))
#define __copy_to_user_inatomic __copy_to_user
#define __copy_from_user_inatomic __copy_from_user

8
arch/xtensa/kernel/Makefile
View File

@ -23,13 +23,13 @@ obj-$(CONFIG_MODULES) += xtensa_ksyms.o module.o
#
# Replicate rules in scripts/Makefile.build
sed-y = -e 's/\*(\(\.[a-z]*it\|\.ref\|\)\.text)/*(\1.literal \1.text)/g' \
-e 's/\.text\.unlikely/.literal.unlikely .text.unlikely/g' \
sed-y = -e 's/\*(\(\.[a-z]*it\|\.ref\|\)\.text)/*(\1.literal \1.text)/g' \
-e 's/\.text\.unlikely/.literal.unlikely .text.unlikely/g' \
-e 's/\*(\(\.text\.[a-z]*\))/*(\1.literal \1)/g'
quiet_cmd__cpp_lds_S = LDS $@
cmd__cpp_lds_S = $(CPP) $(cpp_flags) -P -C -Uxtensa -D__ASSEMBLY__ $< \
| sed $(sed-y) >$@
cmd__cpp_lds_S = $(CPP) $(cpp_flags) -P -C -Uxtensa -D__ASSEMBLY__ $< \
| sed $(sed-y) >$@
$(obj)/vmlinux.lds: $(src)/vmlinux.lds.S FORCE
$(call if_changed_dep,_cpp_lds_S)

3
arch/xtensa/kernel/align.S
View File

@ -442,7 +442,7 @@ ENTRY(fast_unaligned)
mov a1, a2
rsr a0, ps
bbsi.l a2, PS_UM_BIT, 1f # jump if user mode
bbsi.l a2, PS_UM_BIT, 1f # jump if user mode
movi a0, _kernel_exception
jx a0
@ -453,4 +453,3 @@ ENTRY(fast_unaligned)
ENDPROC(fast_unaligned)
#endif /* XCHAL_UNALIGNED_LOAD_EXCEPTION || XCHAL_UNALIGNED_STORE_EXCEPTION */

4
arch/xtensa/kernel/asm-offsets.c
View File

@ -92,7 +92,8 @@ int main(void)
#endif
DEFINE(THREAD_XTREGS_USER, offsetof (struct thread_info, xtregs_user));
DEFINE(XTREGS_USER_SIZE, sizeof(xtregs_user_t));
DEFINE(THREAD_CURRENT_DS, offsetof (struct task_struct, thread.current_ds));
DEFINE(THREAD_CURRENT_DS, offsetof (struct task_struct, \
thread.current_ds));
/* struct mm_struct */
DEFINE(MM_USERS, offsetof(struct mm_struct, mm_users));
@ -109,4 +110,3 @@ int main(void)
return 0;
}

3
arch/xtensa/kernel/coprocessor.S
View File

@ -172,7 +172,7 @@ ENTRY(coprocessor_load)
ENDPROC(coprocessor_load)
/*
* coprocessor_flush(struct task_info*, index)
* coprocessor_flush(struct task_info*, index)
* a2 a3
* coprocessor_restore(struct task_info*, index)
* a2 a3
@ -354,4 +354,3 @@ ENTRY(coprocessor_owner)
END(coprocessor_owner)
#endif /* XTENSA_HAVE_COPROCESSORS */

24
arch/xtensa/kernel/entry.S
View File

@ -874,7 +874,7 @@ ENTRY(fast_alloca)
_bnei a0, 1, 1f # no 'movsp a1, ax': jump
/* Move the save area. This implies the use of the L32E
/* Move the save area. This implies the use of the L32E
* and S32E instructions, because this move must be done with
* the user's PS.RING privilege levels, not with ring 0
* (kernel's) privileges currently active with PS.EXCM
@ -1008,15 +1008,15 @@ ENDPROC(fast_syscall_user)
ENTRY(fast_syscall_unrecoverable)
/* Restore all states. */
/* Restore all states. */
l32i a0, a2, PT_AREG0 # restore a0
xsr a2, depc # restore a2, depc
rsr a3, excsave1
l32i a0, a2, PT_AREG0 # restore a0
xsr a2, depc # restore a2, depc
rsr a3, excsave1
wsr a0, excsave1
movi a0, unrecoverable_exception
callx0 a0
wsr a0, excsave1
movi a0, unrecoverable_exception
callx0 a0
ENDPROC(fast_syscall_unrecoverable)
@ -1253,9 +1253,9 @@ fast_syscall_spill_registers_fixup:
movi a3, exc_table
rsr a0, exccause
addx4 a0, a0, a3 # find entry in table
l32i a0, a0, EXC_TABLE_FAST_USER # load handler
jx a0
addx4 a0, a0, a3 # find entry in table
l32i a0, a0, EXC_TABLE_FAST_USER # load handler
jx a0
fast_syscall_spill_registers_fixup_return:
@ -1457,7 +1457,7 @@ ENTRY(_spill_registers)
rsr a0, ps
_bbci.l a0, PS_UM_BIT, 1f
/* User space: Setup a dummy frame and kill application.
/* User space: Setup a dummy frame and kill application.
* Note: We assume EXC_TABLE_KSTK contains a valid stack pointer.
*/

2
arch/xtensa/kernel/module.c
View File

@ -53,7 +53,7 @@ int apply_relocate_add(Elf32_Shdr *sechdrs,
struct module *mod)
{
unsigned int i;
Elf32_Rela *rela = (void *)sechdrs[relsec].sh_addr;
Elf32_Rela *rela = (void *)sechdrs[relsec].sh_addr;
Elf32_Sym *sym;
unsigned char *location;
uint32_t value;

1
arch/xtensa/kernel/platform.c
View File

@ -44,4 +44,3 @@ _F(void, calibrate_ccount, (void),
ccount_per_jiffy = 10 * (1000000UL/HZ);
});
#endif

2
arch/xtensa/kernel/process.c
View File

@ -108,7 +108,7 @@ void coprocessor_flush_all(struct thread_info *ti)
void cpu_idle(void)
{
local_irq_enable();
local_irq_enable();
/* endless idle loop with no priority at all */
while (1) {

3
arch/xtensa/kernel/ptrace.c
View File

@ -154,7 +154,7 @@ int ptrace_setxregs(struct task_struct *child, void __user *uregs)
coprocessor_flush_all(ti);
coprocessor_release_all(ti);
ret |= __copy_from_user(&ti->xtregs_cp, &xtregs->cp0,
ret |= __copy_from_user(&ti->xtregs_cp, &xtregs->cp0,
sizeof(xtregs_coprocessor_t));
#endif
ret |= __copy_from_user(&regs->xtregs_opt, &xtregs->opt,
@ -343,4 +343,3 @@ void do_syscall_trace_leave(struct pt_regs *regs)
&& (current->ptrace & PT_PTRACED))
do_syscall_trace();
}

7
arch/xtensa/kernel/setup.c
View File

@ -284,7 +284,7 @@ void __init init_arch(bp_tag_t *bp_start)
/* Parse boot parameters */
if (bp_start)
if (bp_start)
parse_bootparam(bp_start);
#ifdef CONFIG_OF
@ -460,7 +460,7 @@ void __init setup_arch(char **cmdline_p)
initrd_is_mapped = mem_reserve(__pa(initrd_start),
__pa(initrd_end), 0);
initrd_below_start_ok = 1;
} else {
} else {
initrd_start = 0;
}
#endif
@ -539,7 +539,7 @@ c_show(struct seq_file *f, void *slot)
"core ID\t\t: " XCHAL_CORE_ID "\n"
"build ID\t: 0x%x\n"
"byte order\t: %s\n"
"cpu MHz\t\t: %lu.%02lu\n"
"cpu MHz\t\t: %lu.%02lu\n"
"bogomips\t: %lu.%02lu\n",
XCHAL_BUILD_UNIQUE_ID,
XCHAL_HAVE_BE ? "big" : "little",
@ -681,4 +681,3 @@ const struct seq_operations cpuinfo_op =
};
#endif /* CONFIG_PROC_FS */

8
arch/xtensa/kernel/signal.c
View File

@ -212,7 +212,7 @@ restore_sigcontext(struct pt_regs *regs, struct rt_sigframe __user *frame)
if (err)
return err;
/* The signal handler may have used coprocessors in which
/* The signal handler may have used coprocessors in which
* case they are still enabled. We disable them to force a
* reloading of the original task's CP state by the lazy
* context-switching mechanisms of CP exception handling.
@ -396,7 +396,7 @@ static int setup_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
*/
/* Set up registers for signal handler */
start_thread(regs, (unsigned long) ka->sa.sa_handler,
start_thread(regs, (unsigned long) ka->sa.sa_handler,
(unsigned long) frame);
/* Set up a stack frame for a call4
@ -424,9 +424,9 @@ give_sigsegv:
return -EFAULT;
}
asmlinkage long xtensa_sigaltstack(const stack_t __user *uss,
asmlinkage long xtensa_sigaltstack(const stack_t __user *uss,
stack_t __user *uoss,
long a2, long a3, long a4, long a5,
long a2, long a3, long a4, long a5,
struct pt_regs *regs)
{
return do_sigaltstack(uss, uoss, regs->areg[1]);

1
arch/xtensa/kernel/syscall.c
View File

@ -52,4 +52,3 @@ asmlinkage long xtensa_fadvise64_64(int fd, int advice,
{
return sys_fadvise64_64(fd, offset, len, advice);
}

7
arch/xtensa/kernel/traps.c
View File

@ -408,7 +408,8 @@ static inline void spill_registers(void)
"wsr a13, sar\n\t"
"wsr a14, ps\n\t"
:: "a" (&a0), "a" (&ps)
: "a2", "a3", "a4", "a7", "a11", "a12", "a13", "a14", "a15", "memory");
: "a2", "a3", "a4", "a7", "a11", "a12", "a13", "a14", "a15",
"memory");
}
void show_trace(struct task_struct *task, unsigned long *sp)
@ -463,7 +464,7 @@ void show_stack(struct task_struct *task, unsigned long *sp)
if (!sp)
sp = stack_pointer(task);
stack = sp;
stack = sp;
printk("\nStack: ");
@ -534,5 +535,3 @@ void die(const char * str, struct pt_regs * regs, long err)
do_exit(err);
}

2
arch/xtensa/kernel/vectors.S
View File

@ -485,5 +485,3 @@ ENTRY_ALIGN64(_WindowUnderflow12)
ENDPROC(_WindowUnderflow12)
.text

10
arch/xtensa/lib/checksum.S
View File

@ -41,10 +41,11 @@
.text
ENTRY(csum_partial)
/*
* Experiments with Ethernet and SLIP connections show that buf
* is aligned on either a 2-byte or 4-byte boundary.
*/
/*
* Experiments with Ethernet and SLIP connections show that buf
* is aligned on either a 2-byte or 4-byte boundary.
*/
entry sp, 32
extui a5, a2, 0, 2
bnez a5, 8f /* branch if 2-byte aligned */
@ -409,4 +410,3 @@ ENDPROC(csum_partial_copy_generic)
retw
.previous

6
arch/xtensa/lib/memcopy.S
View File

@ -210,8 +210,10 @@ memcpy:
_beqz a4, .Ldone # avoid loading anything for zero-length copies
# copy 16 bytes per iteration for word-aligned dst and unaligned src
ssa8 a3 # set shift amount from byte offset
#define SIM_CHECKS_ALIGNMENT 1 /* set to 1 when running on ISS (simulator) with the
lint or ferret client, or 0 to save a few cycles */
/* set to 1 when running on ISS (simulator) with the
lint or ferret client, or 0 to save a few cycles */
#define SIM_CHECKS_ALIGNMENT 1
#if XCHAL_UNALIGNED_LOAD_EXCEPTION || SIM_CHECKS_ALIGNMENT
and a11, a3, a8 # save unalignment offset for below
sub a3, a3, a11 # align a3

9
arch/xtensa/lib/pci-auto.c
View File

@ -241,8 +241,8 @@ int __init pciauto_bus_scan(struct pci_controller *pci_ctrl, int current_bus)
unsigned char header_type;
struct pci_dev *dev = &pciauto_dev;
pciauto_dev.bus = &pciauto_bus;
pciauto_dev.sysdata = pci_ctrl;
pciauto_dev.bus = &pciauto_bus;
pciauto_dev.sysdata = pci_ctrl;
pciauto_bus.ops = pci_ctrl->ops;
/*
@ -345,8 +345,3 @@ int __init pciauto_bus_scan(struct pci_controller *pci_ctrl, int current_bus)
}
return sub_bus;
}

4
arch/xtensa/lib/strncpy_user.S
View File

@ -166,7 +166,7 @@ __strncpy_user:
retw
.Lz1: # byte 1 is zero
#ifdef __XTENSA_EB__
extui a9, a9, 16, 16
extui a9, a9, 16, 16
#endif /* __XTENSA_EB__ */
EX(s16i, a9, a11, 0, fixup_s)
addi a11, a11, 1 # advance dst pointer
@ -174,7 +174,7 @@ __strncpy_user:
retw
.Lz2: # byte 2 is zero
#ifdef __XTENSA_EB__
extui a9, a9, 16, 16
extui a9, a9, 16, 16
#endif /* __XTENSA_EB__ */
EX(s16i, a9, a11, 0, fixup_s)
movi a9, 0

1
arch/xtensa/lib/strnlen_user.S
View File

@ -145,4 +145,3 @@ __strnlen_user:
lenfixup:
movi a2, 0
retw

1
arch/xtensa/lib/usercopy.S
View File

@ -318,4 +318,3 @@ l_fixup:
/* Ignore memset return value in a6. */
/* a2 still contains bytes not copied. */
retw

27
arch/xtensa/mm/cache.c
View File

@ -118,7 +118,7 @@ void flush_dcache_page(struct page *page)
* For now, flush the whole cache. FIXME??
*/
void flush_cache_range(struct vm_area_struct* vma,
void flush_cache_range(struct vm_area_struct* vma,
unsigned long start, unsigned long end)
{
__flush_invalidate_dcache_all();
@ -133,7 +133,7 @@ void flush_cache_range(struct vm_area_struct* vma,
*/
void flush_cache_page(struct vm_area_struct* vma, unsigned long address,
unsigned long pfn)
unsigned long pfn)
{
/* Note that we have to use the 'alias' address to avoid multi-hit */
@ -166,14 +166,14 @@ update_mmu_cache(struct vm_area_struct * vma, unsigned long addr, pte_t *ptep)
if (!PageReserved(page) && test_bit(PG_arch_1, &page->flags)) {
unsigned long vaddr = TLBTEMP_BASE_1 + (addr & DCACHE_ALIAS_MASK);
unsigned long paddr = (unsigned long) page_address(page);
unsigned long phys = page_to_phys(page);
unsigned long tmp = TLBTEMP_BASE_1 + (addr & DCACHE_ALIAS_MASK);
__flush_invalidate_dcache_page(paddr);
__flush_invalidate_dcache_page_alias(vaddr, phys);
__invalidate_icache_page_alias(vaddr, phys);
__flush_invalidate_dcache_page_alias(tmp, phys);
__invalidate_icache_page_alias(tmp, phys);
clear_bit(PG_arch_1, &page->flags);
}
@ -195,7 +195,7 @@ update_mmu_cache(struct vm_area_struct * vma, unsigned long addr, pte_t *ptep)
#if (DCACHE_WAY_SIZE > PAGE_SIZE) && XCHAL_DCACHE_IS_WRITEBACK
void copy_to_user_page(struct vm_area_struct *vma, struct page *page,
void copy_to_user_page(struct vm_area_struct *vma, struct page *page,
unsigned long vaddr, void *dst, const void *src,
unsigned long len)
{
@ -205,8 +205,8 @@ void copy_to_user_page(struct vm_area_struct *vma, struct page *page,
/* Flush and invalidate user page if aliased. */
if (alias) {
unsigned long temp = TLBTEMP_BASE_1 + (vaddr & DCACHE_ALIAS_MASK);
__flush_invalidate_dcache_page_alias(temp, phys);
unsigned long t = TLBTEMP_BASE_1 + (vaddr & DCACHE_ALIAS_MASK);
__flush_invalidate_dcache_page_alias(t, phys);
}
/* Copy data */
@ -219,12 +219,11 @@ void copy_to_user_page(struct vm_area_struct *vma, struct page *page,
*/
if (alias) {
unsigned long temp = TLBTEMP_BASE_1 + (vaddr & DCACHE_ALIAS_MASK);
unsigned long t = TLBTEMP_BASE_1 + (vaddr & DCACHE_ALIAS_MASK);
__flush_invalidate_dcache_range((unsigned long) dst, len);
if ((vma->vm_flags & VM_EXEC) != 0) {
__invalidate_icache_page_alias(temp, phys);
}
if ((vma->vm_flags & VM_EXEC) != 0)
__invalidate_icache_page_alias(t, phys);
} else if ((vma->vm_flags & VM_EXEC) != 0) {
__flush_dcache_range((unsigned long)dst,len);
@ -245,8 +244,8 @@ extern void copy_from_user_page(struct vm_area_struct *vma, struct page *page,
*/
if (alias) {
unsigned long temp = TLBTEMP_BASE_1 + (vaddr & DCACHE_ALIAS_MASK);
__flush_invalidate_dcache_page_alias(temp, phys);
unsigned long t = TLBTEMP_BASE_1 + (vaddr & DCACHE_ALIAS_MASK);
__flush_invalidate_dcache_page_alias(t, phys);
}
memcpy(dst, src, len);

1
arch/xtensa/mm/fault.c
View File

@ -254,4 +254,3 @@ bad_page_fault(struct pt_regs *regs, unsigned long address, int sig)
die("Oops", regs, sig);
do_exit(sig);
}

16
arch/xtensa/mm/init.c
View File

@ -75,15 +75,15 @@ int __init mem_reserve(unsigned long start, unsigned long end, int must_exist)
sysmem.nr_banks++;
}
sysmem.bank[i].end = start;
} else if (end < sysmem.bank[i].end) {
sysmem.bank[i].start = end;
} else {
if (end < sysmem.bank[i].end)
sysmem.bank[i].start = end;
else {
/* remove entry */
sysmem.nr_banks--;
sysmem.bank[i].start = sysmem.bank[sysmem.nr_banks].start;
sysmem.bank[i].end = sysmem.bank[sysmem.nr_banks].end;
}
/* remove entry */
sysmem.nr_banks--;
sysmem.bank[i].start = sysmem.bank[sysmem.nr_banks].start;
sysmem.bank[i].end = sysmem.bank[sysmem.nr_banks].end;
}
return -1;
}

2
arch/xtensa/mm/misc.S
View File

@ -180,7 +180,7 @@ ENDPROC(clear_user_page)
ENTRY(copy_user_page)
entry a1, 32
entry a1, 32
/* Mark page dirty and determine alias for destination. */

7
arch/xtensa/mm/tlb.c
View File

@ -82,7 +82,7 @@ void flush_tlb_mm(struct mm_struct *mm)
#endif
void flush_tlb_range (struct vm_area_struct *vma,
unsigned long start, unsigned long end)
unsigned long start, unsigned long end)
{
struct mm_struct *mm = vma->vm_mm;
unsigned long flags;
@ -100,7 +100,7 @@ void flush_tlb_range (struct vm_area_struct *vma,
int oldpid = get_rasid_register();
set_rasid_register (ASID_INSERT(mm->context));
start &= PAGE_MASK;
if (vma->vm_flags & VM_EXEC)
if (vma->vm_flags & VM_EXEC)
while(start < end) {
invalidate_itlb_mapping(start);
invalidate_dtlb_mapping(start);
@ -130,7 +130,7 @@ void flush_tlb_page (struct vm_area_struct *vma, unsigned long page)
local_save_flags(flags);
oldpid = get_rasid_register();
oldpid = get_rasid_register();
if (vma->vm_flags & VM_EXEC)
invalidate_itlb_mapping(page);
@ -140,4 +140,3 @@ void flush_tlb_page (struct vm_area_struct *vma, unsigned long page)
local_irq_restore(flags);
}