diff options
Diffstat (limited to 'arch/m32r')
| -rw-r--r-- | arch/m32r/boot/compressed/misc.c | 3 | ||||
| -rw-r--r-- | arch/m32r/include/asm/Kbuild | 1 | ||||
| -rw-r--r-- | arch/m32r/include/asm/atomic.h | 49 | ||||
| -rw-r--r-- | arch/m32r/include/asm/io.h | 1 | ||||
| -rw-r--r-- | arch/m32r/kernel/smp.c | 4 |
5 files changed, 12 insertions, 46 deletions
diff --git a/arch/m32r/boot/compressed/misc.c b/arch/m32r/boot/compressed/misc.c index 28a09529f206..3a7692745868 100644 --- a/arch/m32r/boot/compressed/misc.c +++ b/arch/m32r/boot/compressed/misc.c @@ -86,6 +86,7 @@ decompress_kernel(int mmu_on, unsigned char *zimage_data, free_mem_end_ptr = free_mem_ptr + BOOT_HEAP_SIZE; puts("\nDecompressing Linux... "); - decompress(input_data, input_len, NULL, NULL, output_data, NULL, error); + __decompress(input_data, input_len, NULL, NULL, output_data, 0, + NULL, error); puts("done.\nBooting the kernel.\n"); } diff --git a/arch/m32r/include/asm/Kbuild b/arch/m32r/include/asm/Kbuild index e0eb704ca1fa..fd104bd221ce 100644 --- a/arch/m32r/include/asm/Kbuild +++ b/arch/m32r/include/asm/Kbuild @@ -9,3 +9,4 @@ generic-y += module.h generic-y += preempt.h generic-y += sections.h generic-y += trace_clock.h +generic-y += word-at-a-time.h diff --git a/arch/m32r/include/asm/atomic.h b/arch/m32r/include/asm/atomic.h index 31bb74adba08..ea35160d632b 100644 --- a/arch/m32r/include/asm/atomic.h +++ b/arch/m32r/include/asm/atomic.h @@ -28,7 +28,7 @@ * * Atomically reads the value of @v. */ -#define atomic_read(v) ACCESS_ONCE((v)->counter) +#define atomic_read(v) READ_ONCE((v)->counter) /** * atomic_set - set atomic variable @@ -37,7 +37,7 @@ * * Atomically sets the value of @v to @i. */ -#define atomic_set(v,i) (((v)->counter) = (i)) +#define atomic_set(v,i) WRITE_ONCE(((v)->counter), (i)) #ifdef CONFIG_CHIP_M32700_TS1 #define __ATOMIC_CLOBBER , "r4" @@ -94,6 +94,10 @@ static __inline__ int atomic_##op##_return(int i, atomic_t *v) \ ATOMIC_OPS(add) ATOMIC_OPS(sub) +ATOMIC_OP(and) +ATOMIC_OP(or) +ATOMIC_OP(xor) + #undef ATOMIC_OPS #undef ATOMIC_OP_RETURN #undef ATOMIC_OP @@ -239,45 +243,4 @@ static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u) return c; } - -static __inline__ void atomic_clear_mask(unsigned long mask, atomic_t *addr) -{ - unsigned long flags; - unsigned long tmp; - - local_irq_save(flags); - __asm__ __volatile__ ( - "# atomic_clear_mask \n\t" - DCACHE_CLEAR("%0", "r5", "%1") - M32R_LOCK" %0, @%1; \n\t" - "and %0, %2; \n\t" - M32R_UNLOCK" %0, @%1; \n\t" - : "=&r" (tmp) - : "r" (addr), "r" (~mask) - : "memory" - __ATOMIC_CLOBBER - ); - local_irq_restore(flags); -} - -static __inline__ void atomic_set_mask(unsigned long mask, atomic_t *addr) -{ - unsigned long flags; - unsigned long tmp; - - local_irq_save(flags); - __asm__ __volatile__ ( - "# atomic_set_mask \n\t" - DCACHE_CLEAR("%0", "r5", "%1") - M32R_LOCK" %0, @%1; \n\t" - "or %0, %2; \n\t" - M32R_UNLOCK" %0, @%1; \n\t" - : "=&r" (tmp) - : "r" (addr), "r" (mask) - : "memory" - __ATOMIC_CLOBBER - ); - local_irq_restore(flags); -} - #endif /* _ASM_M32R_ATOMIC_H */ diff --git a/arch/m32r/include/asm/io.h b/arch/m32r/include/asm/io.h index f8de767ce2bc..61b8931bc192 100644 --- a/arch/m32r/include/asm/io.h +++ b/arch/m32r/include/asm/io.h @@ -69,6 +69,7 @@ extern void iounmap(volatile void __iomem *addr); #define ioremap_nocache(off,size) ioremap(off,size) #define ioremap_wc ioremap_nocache #define ioremap_wt ioremap_nocache +#define ioremap_uc ioremap_nocache /* * IO bus memory addresses are also 1:1 with the physical address diff --git a/arch/m32r/kernel/smp.c b/arch/m32r/kernel/smp.c index c18ddc74ef9a..62d6961e7f2b 100644 --- a/arch/m32r/kernel/smp.c +++ b/arch/m32r/kernel/smp.c @@ -156,7 +156,7 @@ void smp_flush_cache_all(void) cpumask_clear_cpu(smp_processor_id(), &cpumask); spin_lock(&flushcache_lock); mask=cpumask_bits(&cpumask); - atomic_set_mask(*mask, (atomic_t *)&flushcache_cpumask); + atomic_or(*mask, (atomic_t *)&flushcache_cpumask); send_IPI_mask(&cpumask, INVALIDATE_CACHE_IPI, 0); _flush_cache_copyback_all(); while (flushcache_cpumask) @@ -407,7 +407,7 @@ static void flush_tlb_others(cpumask_t cpumask, struct mm_struct *mm, flush_vma = vma; flush_va = va; mask=cpumask_bits(&cpumask); - atomic_set_mask(*mask, (atomic_t *)&flush_cpumask); + atomic_or(*mask, (atomic_t *)&flush_cpumask); /* * We have to send the IPI only to |