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Diffstat (limited to 'include/asm-sparc64/pci.h')
-rw-r--r--include/asm-sparc64/pci.h43
1 files changed, 0 insertions, 43 deletions
diff --git a/include/asm-sparc64/pci.h b/include/asm-sparc64/pci.h
index 202915d82759..e11ac100f043 100644
--- a/include/asm-sparc64/pci.h
+++ b/include/asm-sparc64/pci.h
@@ -206,49 +206,6 @@ extern int pci_dma_supported(struct pci_dev *hwdev, u64 mask);
206#define PCI64_REQUIRED_MASK (~(dma64_addr_t)0) 206#define PCI64_REQUIRED_MASK (~(dma64_addr_t)0)
207#define PCI64_ADDR_BASE 0xfffc000000000000UL 207#define PCI64_ADDR_BASE 0xfffc000000000000UL
208 208
209/* Usage of the pci_dac_foo interfaces is only valid if this
210 * test passes.
211 */
212#define pci_dac_dma_supported(pci_dev, mask) \
213 ((((mask) & PCI64_REQUIRED_MASK) == PCI64_REQUIRED_MASK) ? 1 : 0)
214
215static inline dma64_addr_t
216pci_dac_page_to_dma(struct pci_dev *pdev, struct page *page, unsigned long offset, int direction)
217{
218 return (PCI64_ADDR_BASE +
219 __pa(page_address(page)) + offset);
220}
221
222static inline struct page *
223pci_dac_dma_to_page(struct pci_dev *pdev, dma64_addr_t dma_addr)
224{
225 unsigned long paddr = (dma_addr & PAGE_MASK) - PCI64_ADDR_BASE;
226
227 return virt_to_page(__va(paddr));
228}
229
230static inline unsigned long
231pci_dac_dma_to_offset(struct pci_dev *pdev, dma64_addr_t dma_addr)
232{
233 return (dma_addr & ~PAGE_MASK);
234}
235
236static inline void
237pci_dac_dma_sync_single_for_cpu(struct pci_dev *pdev, dma64_addr_t dma_addr, size_t len, int direction)
238{
239 /* DAC cycle addressing does not make use of the
240 * PCI controller's streaming cache, so nothing to do.
241 */
242}
243
244static inline void
245pci_dac_dma_sync_single_for_device(struct pci_dev *pdev, dma64_addr_t dma_addr, size_t len, int direction)
246{
247 /* DAC cycle addressing does not make use of the
248 * PCI controller's streaming cache, so nothing to do.
249 */
250}
251
252#define PCI_DMA_ERROR_CODE (~(dma_addr_t)0x0) 209#define PCI_DMA_ERROR_CODE (~(dma_addr_t)0x0)
253 210
254static inline int pci_dma_mapping_error(dma_addr_t dma_addr) 211static inline int pci_dma_mapping_error(dma_addr_t dma_addr)