ps3_dma_map
int ps3_dma_map(struct ps3_dma_region *r, unsigned long virt_addr,
result = ps3_dma_map(dev->d_region, virt_addr, size, dma_handle,
result = ps3_dma_map(dev->d_region, (unsigned long)ptr, size,
result = ps3_dma_map(dev->d_region, (unsigned long)ptr, size,
int result = ps3_dma_map(dev->d_region, sg_phys(sg),