MIPS: ip32, ip27, jazz: Make static functions in dma-coherence.h inline.

Any function defined in a header file should be inline.  This helps us
avoid 'unused' compiler warnings when we include the files in more
places in subsequent patches.
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Patchwork: http://patchwork.linux-mips.org/patch/1636/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/include/asm/mach-ip27/dma-coherence.h

@@ -26,14 +26,14 @@ static inline dma_addr_t plat_map_dma_mem(struct device *dev, void *addr,
 	return pa;
 }
 
-static dma_addr_t plat_map_dma_mem_page(struct device *dev, struct page *page)
+static inline dma_addr_t plat_map_dma_mem_page(struct device *dev, struct page *page)
 {
 	dma_addr_t pa = dev_to_baddr(dev, page_to_phys(page));
 
 	return pa;
 }
 
-static unsigned long plat_dma_addr_to_phys(struct device *dev,
+static inline unsigned long plat_dma_addr_to_phys(struct device *dev,
 	dma_addr_t dma_addr)
 {
 	return dma_addr & ~(0xffUL << 56);

arch/mips/include/asm/mach-ip32/dma-coherence.h

@@ -37,7 +37,7 @@ static inline dma_addr_t plat_map_dma_mem(struct device *dev, void *addr,
 	return pa;
 }
 
-static dma_addr_t plat_map_dma_mem_page(struct device *dev, struct page *page)
+static inline dma_addr_t plat_map_dma_mem_page(struct device *dev, struct page *page)
 {
 	dma_addr_t pa;
 
@@ -50,7 +50,7 @@ static dma_addr_t plat_map_dma_mem_page(struct device *dev, struct page *page)
 }
 
 /* This is almost certainly wrong but it's what dma-ip32.c used to use  */
-static unsigned long plat_dma_addr_to_phys(struct device *dev,
+static inline unsigned long plat_dma_addr_to_phys(struct device *dev,
 	dma_addr_t dma_addr)
 {
 	unsigned long addr = dma_addr & RAM_OFFSET_MASK;

arch/mips/include/asm/mach-jazz/dma-coherence.h

@@ -12,23 +12,23 @@
 
 struct device;
 
-static dma_addr_t plat_map_dma_mem(struct device *dev, void *addr, size_t size)
+static inline dma_addr_t plat_map_dma_mem(struct device *dev, void *addr, size_t size)
 {
 	return vdma_alloc(virt_to_phys(addr), size);
 }
 
-static dma_addr_t plat_map_dma_mem_page(struct device *dev, struct page *page)
+static inline dma_addr_t plat_map_dma_mem_page(struct device *dev, struct page *page)
 {
 	return vdma_alloc(page_to_phys(page), PAGE_SIZE);
 }
 
-static unsigned long plat_dma_addr_to_phys(struct device *dev,
+static inline unsigned long plat_dma_addr_to_phys(struct device *dev,
 	dma_addr_t dma_addr)
 {
 	return vdma_log2phys(dma_addr);
 }
 
-static void plat_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr,
+static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr,
 	size_t size, enum dma_data_direction direction)
 {
 	vdma_free(dma_addr);