X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-v850%2Fpci.h;h=de2a7d0a81cc1d7345b1adc9b37eeb4656023d93;hb=6553daeafb4fa15cd07088f543352fa3779e86e1;hp=d26eb8d67311dfc9d01bebe53e67ecb147fc1fb9;hpb=e24c2d963a604d9eaa560c90371fa387d3eec8f1;p=linux-2.6 diff --git a/include/asm-v850/pci.h b/include/asm-v850/pci.h index d26eb8d673..de2a7d0a81 100644 --- a/include/asm-v850/pci.h +++ b/include/asm-v850/pci.h @@ -1,8 +1,8 @@ /* * include/asm-v850/pci.h -- PCI support * - * Copyright (C) 2001,02 NEC Corporation - * Copyright (C) 2001,02 Miles Bader + * Copyright (C) 2001,02,05 NEC Corporation + * Copyright (C) 2001,02,05 Miles Bader * * This file is subject to the terms and conditions of the GNU General * Public License. See the file COPYING in the main directory of this @@ -48,12 +48,12 @@ pci_unmap_single (struct pci_dev *pdev, dma_addr_t dma_addr, size_t size, perform a pci_dma_sync_for_device, and then the device again owns the buffer. */ extern void -pci_dma_sync_single_for_cpu (struct pci_dev *dev, dma_addr_t dma_addr, size_t size, - int dir); +pci_dma_sync_single_for_cpu (struct pci_dev *dev, dma_addr_t dma_addr, + size_t size, int dir); extern void -pci_dma_sync_single_for_device (struct pci_dev *dev, dma_addr_t dma_addr, size_t size, - int dir); +pci_dma_sync_single_for_device (struct pci_dev *dev, dma_addr_t dma_addr, + size_t size, int dir); /* Do multiple DMA mappings at once. */ @@ -65,6 +65,28 @@ extern void pci_unmap_sg (struct pci_dev *pdev, struct scatterlist *sg, int sg_len, int dir); +/* SG-list versions of pci_dma_sync functions. */ +extern void +pci_dma_sync_sg_for_cpu (struct pci_dev *dev, + struct scatterlist *sg, int sg_len, + int dir); +extern void +pci_dma_sync_sg_for_device (struct pci_dev *dev, + struct scatterlist *sg, int sg_len, + int dir); + +#define pci_map_page(dev, page, offs, size, dir) \ + pci_map_single(dev, (page_address(page) + (offs)), size, dir) +#define pci_unmap_page(dev,addr,sz,dir) \ + pci_unmap_single(dev, addr, sz, dir) + +/* Test for pci_map_single or pci_map_page having generated an error. */ +static inline int +pci_dma_mapping_error (dma_addr_t dma_addr) +{ + return dma_addr == 0; +} + /* Allocate and map kernel buffer using consistent mode DMA for PCI device. Returns non-NULL cpu-view pointer to the buffer if successful and sets *DMA_ADDR to the pci side dma address as well, @@ -81,6 +103,7 @@ extern void pci_free_consistent (struct pci_dev *pdev, size_t size, void *cpu_addr, dma_addr_t dma_addr); +#ifdef CONFIG_PCI static inline void pci_dma_burst_advice(struct pci_dev *pdev, enum pci_dma_burst_strategy *strat, unsigned long *strategy_parameter) @@ -88,9 +111,9 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev, *strat = PCI_DMA_BURST_INFINITY; *strategy_parameter = ~0UL; } +#endif -static inline void pcibios_add_platform_entries(struct pci_dev *dev) -{ -} +extern void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max); +extern void pci_iounmap (struct pci_dev *dev, void __iomem *addr); #endif /* __V850_PCI_H__ */