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>

arch/xtensa/Makefile

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

arch/xtensa/include/asm/bootparam.h

@@ -57,6 +57,3 @@ extern sysmem_info_t sysmem;
 
 #endif
 #endif
-
-
-

arch/xtensa/include/asm/cacheasm.h

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

arch/xtensa/include/asm/cacheflush.h

@@ -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
 

arch/xtensa/include/asm/checksum.h

@@ -36,7 +36,8 @@ 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,
+asmlinkage __wsum csum_partial_copy_generic(const void *src, void *dst,
+					    int len, __wsum sum,
 					    int *src_err_ptr, int *dst_err_ptr);
 
 /*
@@ -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");
 
@@ -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,
+static __inline__ __wsum csum_and_copy_to_user(const void *src,
-				    int len, __wsum sum, int *err_ptr)
+					       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;

arch/xtensa/include/asm/cmpxchg.h

@@ -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.

arch/xtensa/include/asm/delay.h

@@ -46,4 +46,3 @@ static __inline__ void udelay (unsigned long usecs)
 }
 
 #endif
-

arch/xtensa/include/asm/dma-mapping.h

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

arch/xtensa/include/asm/highmem.h

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

arch/xtensa/include/asm/nommu_context.h

@@ -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;
 }

arch/xtensa/include/asm/page.h

@@ -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

arch/xtensa/include/asm/platform.h

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

arch/xtensa/include/asm/regs.h

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

arch/xtensa/include/asm/syscall.h

@@ -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,
+			  struct timespec __user *tsp,
-	size_t sigsetsize);
+			  const sigset_t __user *sigmask,
-asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset,
 			  size_t sigsetsize);
+asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize);

arch/xtensa/include/asm/uaccess.h

@@ -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))
 
@@ -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"		\
@@ -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"	\
@@ -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_to_user(to,from,n) \
-#define __copy_from_user(to,from,n) __generic_copy_from_user_nocheck((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
 

arch/xtensa/kernel/Makefile

@@ -28,7 +28,7 @@ sed-y = -e 's/\*(\(\.[a-z]*it\|\.ref\|\)\.text)/*(\1.literal \1.text)/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__ $< \
+cmd__cpp_lds_S = $(CPP) $(cpp_flags) -P -C -Uxtensa -D__ASSEMBLY__ $<    \
                  | sed $(sed-y) >$@
 
 $(obj)/vmlinux.lds: $(src)/vmlinux.lds.S FORCE

arch/xtensa/kernel/align.S

@@ -453,4 +453,3 @@ ENTRY(fast_unaligned)
 ENDPROC(fast_unaligned)
 
 #endif /* XCHAL_UNALIGNED_LOAD_EXCEPTION || XCHAL_UNALIGNED_STORE_EXCEPTION */
-

arch/xtensa/kernel/asm-offsets.c

@@ -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;
 }
-

arch/xtensa/kernel/coprocessor.S

@@ -354,4 +354,3 @@ ENTRY(coprocessor_owner)
 END(coprocessor_owner)
 
 #endif /* XTENSA_HAVE_COPROCESSORS */
-

arch/xtensa/kernel/platform.c

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

arch/xtensa/kernel/ptrace.c

@@ -343,4 +343,3 @@ void do_syscall_trace_leave(struct pt_regs *regs)
 			&& (current->ptrace & PT_PTRACED))
 		do_syscall_trace();
 }
-

arch/xtensa/kernel/setup.c

@@ -681,4 +681,3 @@ const struct seq_operations cpuinfo_op =
 };
 
 #endif /* CONFIG_PROC_FS */
-

arch/xtensa/kernel/syscall.c

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

arch/xtensa/kernel/traps.c

@@ -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)
@@ -534,5 +535,3 @@ void die(const char * str, struct pt_regs * regs, long err)
 
 	do_exit(err);
 }
-
-

arch/xtensa/kernel/vectors.S

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

arch/xtensa/lib/checksum.S

@@ -41,6 +41,7 @@
 
 .text
 ENTRY(csum_partial)
+
 	/*
 	 * Experiments with Ethernet and SLIP connections show that buf
 	 * is aligned on either a 2-byte or 4-byte boundary.
@@ -409,4 +410,3 @@ ENDPROC(csum_partial_copy_generic)
 	retw
 
 .previous
-

arch/xtensa/lib/memcopy.S

@@ -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
+
+/* 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

arch/xtensa/lib/pci-auto.c

@@ -345,8 +345,3 @@ int __init pciauto_bus_scan(struct pci_controller *pci_ctrl, int current_bus)
 	}
 	return sub_bus;
 }
-
-
-
-
-

arch/xtensa/lib/strnlen_user.S

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

arch/xtensa/lib/usercopy.S

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

arch/xtensa/mm/cache.c

@@ -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);
+		__flush_invalidate_dcache_page_alias(tmp, phys);
-		__invalidate_icache_page_alias(vaddr, phys);
+		__invalidate_icache_page_alias(tmp, phys);
 
 		clear_bit(PG_arch_1, &page->flags);
 	}
@@ -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);
+		unsigned long t = TLBTEMP_BASE_1 + (vaddr & DCACHE_ALIAS_MASK);
-		__flush_invalidate_dcache_page_alias(temp, phys);
+		__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) {
+		if ((vma->vm_flags & VM_EXEC) != 0)
-			__invalidate_icache_page_alias(temp, phys);
+			__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);
+		unsigned long t = TLBTEMP_BASE_1 + (vaddr & DCACHE_ALIAS_MASK);
-		__flush_invalidate_dcache_page_alias(temp, phys);
+		__flush_invalidate_dcache_page_alias(t, phys);
 	}
 
 	memcpy(dst, src, len);

arch/xtensa/mm/fault.c

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

arch/xtensa/mm/init.c

@@ -75,16 +75,16 @@ 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)
+	} else if (end < sysmem.bank[i].end) {
 		sysmem.bank[i].start = end;
-		else {
+
+	} 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;
 	}
-	}
 	return -1;
 }
 

arch/xtensa/mm/tlb.c

@@ -140,4 +140,3 @@ void flush_tlb_page (struct vm_area_struct *vma, unsigned long page)
 
 	local_irq_restore(flags);
 }
-