diff options
Diffstat (limited to 'arch/hexagon')
| -rw-r--r-- | arch/hexagon/include/asm/dma-mapping.h | 7 | ||||
| -rw-r--r-- | arch/hexagon/kernel/dma.c | 4 |
2 files changed, 4 insertions, 7 deletions
diff --git a/arch/hexagon/include/asm/dma-mapping.h b/arch/hexagon/include/asm/dma-mapping.h index 7ef58df909fc..d3a87bd9b686 100644 --- a/arch/hexagon/include/asm/dma-mapping.h +++ b/arch/hexagon/include/asm/dma-mapping.h @@ -32,13 +32,10 @@ struct device; extern int bad_dma_address; #define DMA_ERROR_CODE bad_dma_address -extern struct dma_map_ops *dma_ops; +extern const struct dma_map_ops *dma_ops; -static inline struct dma_map_ops *get_dma_ops(struct device *dev) +static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) { - if (unlikely(dev == NULL)) - return NULL; - return dma_ops; } diff --git a/arch/hexagon/kernel/dma.c b/arch/hexagon/kernel/dma.c index dbc4f1003da4..e74b65009587 100644 --- a/arch/hexagon/kernel/dma.c +++ b/arch/hexagon/kernel/dma.c @@ -25,7 +25,7 @@ #include <linux/module.h> #include <asm/page.h> -struct dma_map_ops *dma_ops; +const struct dma_map_ops *dma_ops; EXPORT_SYMBOL(dma_ops); int bad_dma_address; /* globals are automatically initialized to zero */ @@ -203,7 +203,7 @@ static void hexagon_sync_single_for_device(struct device *dev, dma_sync(dma_addr_to_virt(dma_handle), size, dir); } -struct dma_map_ops hexagon_dma_ops = { +const struct dma_map_ops hexagon_dma_ops = { .alloc = hexagon_dma_alloc_coherent, .free = hexagon_free_coherent, .map_sg = hexagon_map_sg, |