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author | Thomas Gleixner <tglx@linutronix.de> | 2008-11-24 19:54:37 +0100 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2008-11-24 19:54:37 +0100 |
commit | 3e1d7a6219ab64e13b10b1a77c0625db9a8bd8db (patch) | |
tree | c682da7317845d7b1336e3d8498cf83bdf8f5900 /arch/frv/mb93090-mb00/pci-dma.c | |
parent | 42569c39917a08e8de1e8b5685463be7b74baebd (diff) | |
parent | 13d428afc007fcfcd6deeb215618f54cf9c0cae6 (diff) | |
download | lwn-3e1d7a6219ab64e13b10b1a77c0625db9a8bd8db.tar.gz lwn-3e1d7a6219ab64e13b10b1a77c0625db9a8bd8db.zip |
Merge branch 'linus' into core/futexes
Diffstat (limited to 'arch/frv/mb93090-mb00/pci-dma.c')
-rw-r--r-- | arch/frv/mb93090-mb00/pci-dma.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/frv/mb93090-mb00/pci-dma.c b/arch/frv/mb93090-mb00/pci-dma.c index 662f7b12d005..3ddedebc4eb3 100644 --- a/arch/frv/mb93090-mb00/pci-dma.c +++ b/arch/frv/mb93090-mb00/pci-dma.c @@ -61,7 +61,7 @@ EXPORT_SYMBOL(dma_map_single); /* * Map a set of buffers described by scatterlist in streaming * mode for DMA. This is the scather-gather version of the - * above pci_map_single interface. Here the scatter gather list + * above dma_map_single interface. Here the scatter gather list * elements are each tagged with the appropriate dma address * and length. They are obtained via sg_dma_{address,length}(SG). * @@ -71,7 +71,7 @@ EXPORT_SYMBOL(dma_map_single); * The routine returns the number of addr/length pairs actually * used, at most nents. * - * Device ownership issues as mentioned above for pci_map_single are + * Device ownership issues as mentioned above for dma_map_single are * the same here. */ int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, @@ -105,6 +105,13 @@ int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, EXPORT_SYMBOL(dma_map_sg); +/* + * Map a single page of the indicated size for DMA in streaming mode. + * The 32-bit bus address to use is returned. + * + * Device ownership issues as mentioned above for dma_map_single are + * the same here. + */ dma_addr_t dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction) { |