*参照元 [#qfb2ec3e] #backlinks *説明 [#bcc7e4d0] -パス: [[linux-2.6.33/include/asm-generic/dma-mapping-common.h]] -FIXME: これは何? --説明 **引数 [#r2113126] -struct device *dev -- --[[linux-2.6.33/device]] -dma_addr_t addr -- --[[linux-2.6.33/dma_addr_t]] -unsigned long offset -- -size_t size -- -enum dma_data_direction dir -- --[[linux-2.6.33/dma_data_direction]] **返り値 [#daf2875c] -なし **参考 [#y09638c3] *実装 [#q6c38609] static inline void dma_sync_single_range_for_device(struct device *dev, dma_addr_t addr, unsigned long offset, size_t size, enum dma_data_direction dir) { struct dma_map_ops *ops = get_dma_ops(dev); - --[[linux-2.6.33/dma_map_ops]] - --[[linux-2.6.33/get_dma_ops()]] BUG_ON(!valid_dma_direction(dir)); - --[[linux-2.6.33/BUG_ON()]] - --[[linux-2.6.33/valid_dma_direction()]] if (ops->sync_single_range_for_device) { ops->sync_single_range_for_device(dev, addr, offset, size, dir); debug_dma_sync_single_range_for_device(dev, addr, offset, size, dir); - --[[linux-2.6.33/debug_dma_sync_single_range_for_device()]] } else dma_sync_single_for_device(dev, addr, size, dir); - --[[linux-2.6.33/dma_sync_single_for_device()]] } *コメント [#b4ebf2bc]