Prechádzať zdrojové kódy

sh64: Kill off virt_to_bus()/bus_to_virt().

Follows the SH change.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Paul Mundt 18 rokov pred
rodič
commit
75c46162be

+ 3 - 0
arch/sh64/Kconfig

@@ -47,6 +47,9 @@ config ARCH_HAS_ILOG2_U64
 	bool
 	default n
 
+config ARCH_NO_VIRT_TO_BUS
+	def_bool y
+
 source init/Kconfig
 
 menu "System type"

+ 2 - 2
arch/sh64/kernel/pci-dma.c

@@ -30,7 +30,7 @@ void *consistent_alloc(struct pci_dev *hwdev, size_t size,
 
 	if (vp != NULL) {
 		memset(vp, 0, size);
-		*dma_handle = virt_to_bus(ret);
+		*dma_handle = virt_to_phys(ret);
 		dma_cache_wback_inv((unsigned long)ret, size);
 	}
 
@@ -42,7 +42,7 @@ void consistent_free(struct pci_dev *hwdev, size_t size,
 {
 	void *alloc;
 
-	alloc = bus_to_virt((unsigned long)dma_handle);
+	alloc = phys_to_virt((unsigned long)dma_handle);
 	free_pages((unsigned long)alloc, get_order(size));
 
 	iounmap(vaddr);

+ 4 - 4
include/asm-sh64/dma-mapping.h

@@ -51,11 +51,11 @@ static inline dma_addr_t dma_map_single(struct device *dev,
 {
 #if defined(CONFIG_PCI) && !defined(CONFIG_SH_PCIDMA_NONCOHERENT)
 	if (dev->bus == &pci_bus_type)
-		return virt_to_bus(ptr);
+		return virt_to_phys(ptr);
 #endif
 	dma_cache_sync(dev, ptr, size, dir);
 
-	return virt_to_bus(ptr);
+	return virt_to_phys(ptr);
 }
 
 #define dma_unmap_single(dev, addr, size, dir)	do { } while (0)
@@ -98,7 +98,7 @@ static inline void dma_sync_single(struct device *dev, dma_addr_t dma_handle,
 	if (dev->bus == &pci_bus_type)
 		return;
 #endif
-	dma_cache_sync(dev, bus_to_virt(dma_handle), size, dir);
+	dma_cache_sync(dev, phys_to_virt(dma_handle), size, dir);
 }
 
 static inline void dma_sync_single_range(struct device *dev,
@@ -110,7 +110,7 @@ static inline void dma_sync_single_range(struct device *dev,
 	if (dev->bus == &pci_bus_type)
 		return;
 #endif
-	dma_cache_sync(dev, bus_to_virt(dma_handle) + offset, size, dir);
+	dma_cache_sync(dev, phys_to_virt(dma_handle) + offset, size, dir);
 }
 
 static inline void dma_sync_sg(struct device *dev, struct scatterlist *sg,

+ 0 - 4
include/asm-sh64/io.h

@@ -31,10 +31,6 @@
 #include <asm/page.h>
 #include <asm-generic/iomap.h>
 
-#define virt_to_bus virt_to_phys
-#define bus_to_virt phys_to_virt
-#define page_to_bus page_to_phys
-
 /*
  * Nothing overly special here.. instead of doing the same thing
  * over and over again, we just define a set of sh64_in/out functions