diff options
Diffstat (limited to 'arch/xtensa/include/asm')
| -rw-r--r-- | arch/xtensa/include/asm/atomic.h | 73 | ||||
| -rw-r--r-- | arch/xtensa/include/asm/dma-mapping.h | 60 | ||||
| -rw-r--r-- | arch/xtensa/include/asm/io.h | 1 |
3 files changed, 5 insertions, 129 deletions
diff --git a/arch/xtensa/include/asm/atomic.h b/arch/xtensa/include/asm/atomic.h index ebcd1f6fc8cb..93795d047303 100644 --- a/arch/xtensa/include/asm/atomic.h +++ b/arch/xtensa/include/asm/atomic.h @@ -145,6 +145,10 @@ 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 @@ -250,75 +254,6 @@ static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u) return c; } - -static inline void atomic_clear_mask(unsigned int mask, atomic_t *v) -{ -#if XCHAL_HAVE_S32C1I - unsigned long tmp; - int result; - - __asm__ __volatile__( - "1: l32i %1, %3, 0\n" - " wsr %1, scompare1\n" - " and %0, %1, %2\n" - " s32c1i %0, %3, 0\n" - " bne %0, %1, 1b\n" - : "=&a" (result), "=&a" (tmp) - : "a" (~mask), "a" (v) - : "memory" - ); -#else - unsigned int all_f = -1; - unsigned int vval; - - __asm__ __volatile__( - " rsil a15,"__stringify(TOPLEVEL)"\n" - " l32i %0, %2, 0\n" - " xor %1, %4, %3\n" - " and %0, %0, %4\n" - " s32i %0, %2, 0\n" - " wsr a15, ps\n" - " rsync\n" - : "=&a" (vval), "=a" (mask) - : "a" (v), "a" (all_f), "1" (mask) - : "a15", "memory" - ); -#endif -} - -static inline void atomic_set_mask(unsigned int mask, atomic_t *v) -{ -#if XCHAL_HAVE_S32C1I - unsigned long tmp; - int result; - - __asm__ __volatile__( - "1: l32i %1, %3, 0\n" - " wsr %1, scompare1\n" - " or %0, %1, %2\n" - " s32c1i %0, %3, 0\n" - " bne %0, %1, 1b\n" - : "=&a" (result), "=&a" (tmp) - : "a" (mask), "a" (v) - : "memory" - ); -#else - unsigned int vval; - - __asm__ __volatile__( - " rsil a15,"__stringify(TOPLEVEL)"\n" - " l32i %0, %2, 0\n" - " or %0, %0, %1\n" - " s32i %0, %2, 0\n" - " wsr a15, ps\n" - " rsync\n" - : "=&a" (vval) - : "a" (mask), "a" (v) - : "a15", "memory" - ); -#endif -} - #endif /* __KERNEL__ */ #endif /* _XTENSA_ATOMIC_H */ diff --git a/arch/xtensa/include/asm/dma-mapping.h b/arch/xtensa/include/asm/dma-mapping.h index f01cb3044e50..4427f38b634e 100644 --- a/arch/xtensa/include/asm/dma-mapping.h +++ b/arch/xtensa/include/asm/dma-mapping.h @@ -32,66 +32,6 @@ static inline struct dma_map_ops *get_dma_ops(struct device *dev) #include <asm-generic/dma-mapping-common.h> -#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_attrs(d, s, h, f, NULL) -#define dma_free_noncoherent(d, s, v, h) dma_free_attrs(d, s, v, h, NULL) -#define dma_alloc_coherent(d, s, h, f) dma_alloc_attrs(d, s, h, f, NULL) -#define dma_free_coherent(d, s, c, h) dma_free_attrs(d, s, c, h, NULL) - -static inline void *dma_alloc_attrs(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, - struct dma_attrs *attrs) -{ - void *ret; - struct dma_map_ops *ops = get_dma_ops(dev); - - if (dma_alloc_from_coherent(dev, size, dma_handle, &ret)) - return ret; - - ret = ops->alloc(dev, size, dma_handle, gfp, attrs); - debug_dma_alloc_coherent(dev, size, *dma_handle, ret); - - return ret; -} - -static inline void dma_free_attrs(struct device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) -{ - struct dma_map_ops *ops = get_dma_ops(dev); - - if (dma_release_from_coherent(dev, get_order(size), vaddr)) - return; - - ops->free(dev, size, vaddr, dma_handle, attrs); - debug_dma_free_coherent(dev, size, vaddr, dma_handle); -} - -static inline int -dma_mapping_error(struct device *dev, dma_addr_t dma_addr) -{ - struct dma_map_ops *ops = get_dma_ops(dev); - - debug_dma_mapping_error(dev, dma_addr); - return ops->mapping_error(dev, dma_addr); -} - -static inline int -dma_supported(struct device *dev, u64 mask) -{ - return 1; -} - -static inline int -dma_set_mask(struct device *dev, u64 mask) -{ - if(!dev->dma_mask || !dma_supported(dev, mask)) - return -EIO; - - *dev->dma_mask = mask; - - return 0; -} - void dma_cache_sync(struct device *dev, void *vaddr, size_t size, enum dma_data_direction direction); diff --git a/arch/xtensa/include/asm/io.h b/arch/xtensa/include/asm/io.h index c39bb6e61911..867840f5400f 100644 --- a/arch/xtensa/include/asm/io.h +++ b/arch/xtensa/include/asm/io.h @@ -57,6 +57,7 @@ static inline void __iomem *ioremap_cache(unsigned long offset, else BUG(); } +#define ioremap_cache ioremap_cache #define ioremap_wc ioremap_nocache #define ioremap_wt ioremap_nocache |
