提交 9ac6d4a4 编写于 作者: D David S. Miller

[SPARC64]: Accept ebus_bus_type for generic DMA ops.

Based upon a bug report by Meelis Roos.
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 17f34f0e
......@@ -10,10 +10,13 @@
/* need struct page definitions */
#include <linux/mm.h>
#include <asm/of_device.h>
static inline int
dma_supported(struct device *dev, u64 mask)
{
BUG_ON(dev->bus != &pci_bus_type);
BUG_ON(dev->bus != &pci_bus_type &&
dev->bus != &ebus_bus_type);
return pci_dma_supported(to_pci_dev(dev), mask);
}
......@@ -21,7 +24,8 @@ dma_supported(struct device *dev, u64 mask)
static inline int
dma_set_mask(struct device *dev, u64 dma_mask)
{
BUG_ON(dev->bus != &pci_bus_type);
BUG_ON(dev->bus != &pci_bus_type &&
dev->bus != &ebus_bus_type);
return pci_set_dma_mask(to_pci_dev(dev), dma_mask);
}
......@@ -30,7 +34,8 @@ static inline void *
dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
gfp_t flag)
{
BUG_ON(dev->bus != &pci_bus_type);
BUG_ON(dev->bus != &pci_bus_type &&
dev->bus != &ebus_bus_type);
return pci_iommu_ops->alloc_consistent(to_pci_dev(dev), size, dma_handle, flag);
}
......@@ -39,7 +44,8 @@ static inline void
dma_free_coherent(struct device *dev, size_t size, void *cpu_addr,
dma_addr_t dma_handle)
{
BUG_ON(dev->bus != &pci_bus_type);
BUG_ON(dev->bus != &pci_bus_type &&
dev->bus != &ebus_bus_type);
pci_free_consistent(to_pci_dev(dev), size, cpu_addr, dma_handle);
}
......@@ -48,7 +54,8 @@ static inline dma_addr_t
dma_map_single(struct device *dev, void *cpu_addr, size_t size,
enum dma_data_direction direction)
{
BUG_ON(dev->bus != &pci_bus_type);
BUG_ON(dev->bus != &pci_bus_type &&
dev->bus != &ebus_bus_type);
return pci_map_single(to_pci_dev(dev), cpu_addr, size, (int)direction);
}
......@@ -57,7 +64,8 @@ static inline void
dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size,
enum dma_data_direction direction)
{
BUG_ON(dev->bus != &pci_bus_type);
BUG_ON(dev->bus != &pci_bus_type &&
dev->bus != &ebus_bus_type);
pci_unmap_single(to_pci_dev(dev), dma_addr, size, (int)direction);
}
......@@ -67,7 +75,8 @@ dma_map_page(struct device *dev, struct page *page,
unsigned long offset, size_t size,
enum dma_data_direction direction)
{
BUG_ON(dev->bus != &pci_bus_type);
BUG_ON(dev->bus != &pci_bus_type &&
dev->bus != &ebus_bus_type);
return pci_map_page(to_pci_dev(dev), page, offset, size, (int)direction);
}
......@@ -76,7 +85,8 @@ static inline void
dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size,
enum dma_data_direction direction)
{
BUG_ON(dev->bus != &pci_bus_type);
BUG_ON(dev->bus != &pci_bus_type &&
dev->bus != &ebus_bus_type);
pci_unmap_page(to_pci_dev(dev), dma_address, size, (int)direction);
}
......@@ -85,7 +95,8 @@ static inline int
dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
enum dma_data_direction direction)
{
BUG_ON(dev->bus != &pci_bus_type);
BUG_ON(dev->bus != &pci_bus_type &&
dev->bus != &ebus_bus_type);
return pci_map_sg(to_pci_dev(dev), sg, nents, (int)direction);
}
......@@ -94,7 +105,8 @@ static inline void
dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries,
enum dma_data_direction direction)
{
BUG_ON(dev->bus != &pci_bus_type);
BUG_ON(dev->bus != &pci_bus_type &&
dev->bus != &ebus_bus_type);
pci_unmap_sg(to_pci_dev(dev), sg, nhwentries, (int)direction);
}
......@@ -103,7 +115,8 @@ static inline void
dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, size_t size,
enum dma_data_direction direction)
{
BUG_ON(dev->bus != &pci_bus_type);
BUG_ON(dev->bus != &pci_bus_type &&
dev->bus != &ebus_bus_type);
pci_dma_sync_single_for_cpu(to_pci_dev(dev), dma_handle,
size, (int)direction);
......@@ -113,7 +126,8 @@ static inline void
dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, size_t size,
enum dma_data_direction direction)
{
BUG_ON(dev->bus != &pci_bus_type);
BUG_ON(dev->bus != &pci_bus_type &&
dev->bus != &ebus_bus_type);
pci_dma_sync_single_for_device(to_pci_dev(dev), dma_handle,
size, (int)direction);
......@@ -123,7 +137,8 @@ static inline void
dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems,
enum dma_data_direction direction)
{
BUG_ON(dev->bus != &pci_bus_type);
BUG_ON(dev->bus != &pci_bus_type &&
dev->bus != &ebus_bus_type);
pci_dma_sync_sg_for_cpu(to_pci_dev(dev), sg, nelems, (int)direction);
}
......@@ -132,7 +147,8 @@ static inline void
dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nelems,
enum dma_data_direction direction)
{
BUG_ON(dev->bus != &pci_bus_type);
BUG_ON(dev->bus != &pci_bus_type &&
dev->bus != &ebus_bus_type);
pci_dma_sync_sg_for_device(to_pci_dev(dev), sg, nelems, (int)direction);
}
......
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