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authorArtem B. Bityuckiy <dedekind@infradead.org>2005-07-06 10:43:18 -0400
committerThomas Gleixner <tglx@mtd.linutronix.de>2005-07-06 13:40:38 -0400
commitb3539219c9ea20ebf6a5ea3cc534f423a3607c41 (patch)
treed17c31c0eac0a7290ba5011b59a100fd9e9c9532 /include/asm-sparc64/pci.h
parent6430a8def12edebc1c9c7c2621d33ca0e8653c33 (diff)
parenta18bcb7450840f07a772a45229de4811d930f461 (diff)
Merge with rsync://fileserver/linux
Update to 2.6.12-rc3
Diffstat (limited to 'include/asm-sparc64/pci.h')
-rw-r--r--include/asm-sparc64/pci.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/include/asm-sparc64/pci.h b/include/asm-sparc64/pci.h
index 2a0c85cd1c11..84e41c1ef3f8 100644
--- a/include/asm-sparc64/pci.h
+++ b/include/asm-sparc64/pci.h
@@ -220,6 +220,25 @@ static inline int pci_dma_mapping_error(dma_addr_t dma_addr)
220 return (dma_addr == PCI_DMA_ERROR_CODE); 220 return (dma_addr == PCI_DMA_ERROR_CODE);
221} 221}
222 222
223#ifdef CONFIG_PCI
224static inline void pci_dma_burst_advice(struct pci_dev *pdev,
225 enum pci_dma_burst_strategy *strat,
226 unsigned long *strategy_parameter)
227{
228 unsigned long cacheline_size;
229 u8 byte;
230
231 pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &byte);
232 if (byte == 0)
233 cacheline_size = 1024;
234 else
235 cacheline_size = (int) byte * 4;
236
237 *strat = PCI_DMA_BURST_BOUNDARY;
238 *strategy_parameter = cacheline_size;
239}
240#endif
241
223/* Return the index of the PCI controller for device PDEV. */ 242/* Return the index of the PCI controller for device PDEV. */
224 243
225extern int pci_domain_nr(struct pci_bus *bus); 244extern int pci_domain_nr(struct pci_bus *bus);