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authorJan Beulich <jbeulich@novell.com>2007-07-09 14:55:51 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2007-07-11 19:02:11 -0400
commitcaa5171622c8fef70fa20d2d74f4326866039df9 (patch)
treeeee98d71a3d57db4fcadd6bcca2612b64c367083 /include/asm-sparc64/pci.h
parentb7b095c154c50ee753832bbf78e8690c492fc8f6 (diff)
PCI: remove pci_dac_dma_... APIs
Based on replies to a respective query, remove the pci_dac_dma_...() APIs (except for pci_dac_dma_supported() on Alpha, where this function is used in non-DAC PCI DMA code). Signed-off-by: Jan Beulich <jbeulich@novell.com> Cc: Andi Kleen <ak@suse.de> Cc: Jesse Barnes <jesse.barnes@intel.com> Cc: Christoph Hellwig <hch@infradead.org> Acked-by: David Miller <davem@davemloft.net> Cc: Jeff Garzik <jeff@garzik.org> Cc: <linux-arch@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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)