diff options
| author | Anton Altaparmakov <aia21@cantab.net> | 2005-06-30 09:52:20 +0100 |
|---|---|---|
| committer | Anton Altaparmakov <aia21@cantab.net> | 2005-06-30 09:52:20 +0100 |
| commit | c2d9b8387bce8b4a0fd402fab7dc1319d11a418d (patch) | |
| tree | 082cf7dd287f61635198011e61c3de1be130cc42 /include/asm-alpha/pci.h | |
| parent | 2a322e4c08be4e7cb0c04b427ddaaa679fd88863 (diff) | |
| parent | 9b4311eedb17fa88f02e4876cd6aa9a08e383cd6 (diff) | |
| download | kernel_goldelico_gta04-c2d9b8387bce8b4a0fd402fab7dc1319d11a418d.zip kernel_goldelico_gta04-c2d9b8387bce8b4a0fd402fab7dc1319d11a418d.tar.gz kernel_goldelico_gta04-c2d9b8387bce8b4a0fd402fab7dc1319d11a418d.tar.bz2 | |
Automerge with /usr/src/ntfs-2.6.git.
Diffstat (limited to 'include/asm-alpha/pci.h')
| -rw-r--r-- | include/asm-alpha/pci.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/asm-alpha/pci.h b/include/asm-alpha/pci.h index 0c7b57b..b7806aa 100644 --- a/include/asm-alpha/pci.h +++ b/include/asm-alpha/pci.h @@ -223,6 +223,25 @@ pci_dac_dma_sync_single_for_device(struct pci_dev *pdev, dma64_addr_t dma_addr, /* Nothing to do. */ } +#ifdef CONFIG_PCI +static inline void pci_dma_burst_advice(struct pci_dev *pdev, + enum pci_dma_burst_strategy *strat, + unsigned long *strategy_parameter) +{ + unsigned long cacheline_size; + u8 byte; + + pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &byte); + if (byte == 0) + cacheline_size = 1024; + else + cacheline_size = (int) byte * 4; + + *strat = PCI_DMA_BURST_BOUNDARY; + *strategy_parameter = cacheline_size; +} +#endif + /* TODO: integrate with include/asm-generic/pci.h ? */ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) { |