[PATCH 2/4] ARM: mm: Remove unsed dma_to_virt()
Santosh Shilimkar
santosh.shilimkar at ti.com
Mon Feb 24 15:53:53 EST 2014
From: Grygorii Strashko <grygorii.strashko at ti.com>
Remove dma_to_virt() as there are no in-tree users of it.
Cc: Russell King <linux at arm.linux.org.uk>
Cc: Arnd Bergmann <arnd at arndb.de>
Cc: Olof Johansson <olof at lixom.net>
Cc: Greg Ungerer <gerg at uclinux.org>
Cc: Tony Lindgren <tony at atomide.com>
Signed-off-by: Grygorii Strashko <grygorii.strashko at ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar at ti.com>
---
arch/arm/include/asm/dma-mapping.h | 14 +-------------
arch/arm/mach-iop13xx/include/mach/memory.h | 11 -----------
arch/arm/mach-ks8695/include/mach/memory.h | 2 --
arch/arm/mach-omap1/include/mach/memory.h | 4 ----
4 files changed, 1 insertion(+), 30 deletions(-)
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h
index 247ed72..e365158 100644
--- a/arch/arm/include/asm/dma-mapping.h
+++ b/arch/arm/include/asm/dma-mapping.h
@@ -51,7 +51,7 @@ static inline int dma_set_mask(struct device *dev, u64 mask)
#endif
/*
- * dma_to_pfn/pfn_to_dma/dma_to_virt/virt_to_dma are architecture private
+ * dma_to_pfn/pfn_to_dma/virt_to_dma are architecture private
* functions used internally by the DMA-mapping API to provide DMA
* addresses. They must not be used by drivers.
*/
@@ -70,13 +70,6 @@ static inline unsigned long dma_to_pfn(struct device *dev, dma_addr_t addr)
return __bus_to_pfn(addr) + dev->archdata.dma_pfn_offset;
}
-static inline void *dma_to_virt(struct device *dev, dma_addr_t addr)
-{
- if (!dev)
- return NULL;
- return (void *)__bus_to_virt(__pfn_to_bus(dma_to_pfn(dev, addr)));
-}
-
static inline dma_addr_t virt_to_dma(struct device *dev, void *addr)
{
if (!dev)
@@ -96,11 +89,6 @@ static inline unsigned long dma_to_pfn(struct device *dev, dma_addr_t addr)
return __arch_dma_to_pfn(dev, addr);
}
-static inline void *dma_to_virt(struct device *dev, dma_addr_t addr)
-{
- return __arch_dma_to_virt(dev, addr);
-}
-
static inline dma_addr_t virt_to_dma(struct device *dev, void *addr)
{
return __arch_virt_to_dma(dev, addr);
diff --git a/arch/arm/mach-iop13xx/include/mach/memory.h b/arch/arm/mach-iop13xx/include/mach/memory.h
index 7c032d0..1223c85 100644
--- a/arch/arm/mach-iop13xx/include/mach/memory.h
+++ b/arch/arm/mach-iop13xx/include/mach/memory.h
@@ -36,17 +36,6 @@ static inline void __iomem *__lbus_to_virt(dma_addr_t x)
#define is_lbus_device(dev) \
(dev && strncmp(dev->bus->name, "platform", 8) == 0)
-#define __arch_dma_to_virt(dev, addr) \
- ({ \
- void * __virt; \
- dma_addr_t __dma = addr; \
- if (is_lbus_device(dev) && __is_lbus_dma(__dma)) \
- __virt = __lbus_to_virt(__dma); \
- else \
- __virt = (void *)__phys_to_virt(__dma); \
- __virt; \
- })
-
#define __arch_virt_to_dma(dev, addr) \
({ \
void * __virt = addr; \
diff --git a/arch/arm/mach-ks8695/include/mach/memory.h b/arch/arm/mach-ks8695/include/mach/memory.h
index 95e731a..f42477c 100644
--- a/arch/arm/mach-ks8695/include/mach/memory.h
+++ b/arch/arm/mach-ks8695/include/mach/memory.h
@@ -31,8 +31,6 @@
/* Platform-bus mapping */
extern struct bus_type platform_bus_type;
#define is_lbus_device(dev) (dev && dev->bus == &platform_bus_type)
-#define __arch_dma_to_virt(dev, x) ({ (void *) (is_lbus_device(dev) ? \
- __phys_to_virt(x) : __bus_to_virt(x)); })
#define __arch_virt_to_dma(dev, x) ({ is_lbus_device(dev) ? \
(dma_addr_t)__virt_to_phys((unsigned long)x) \
: (dma_addr_t)__virt_to_bus(x); })
diff --git a/arch/arm/mach-omap1/include/mach/memory.h b/arch/arm/mach-omap1/include/mach/memory.h
index 3c25305..73f86db 100644
--- a/arch/arm/mach-omap1/include/mach/memory.h
+++ b/arch/arm/mach-omap1/include/mach/memory.h
@@ -43,10 +43,6 @@
__phys_to_pfn(__dma); \
})
-#define __arch_dma_to_virt(dev, addr) ({ (void *) (is_lbus_device(dev) ? \
- lbus_to_virt(addr) : \
- __phys_to_virt(addr)); })
-
#define __arch_virt_to_dma(dev, addr) ({ unsigned long __addr = (unsigned long)(addr); \
(dma_addr_t) (is_lbus_device(dev) ? \
virt_to_lbus(__addr) : \
--
1.7.9.5
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