Name

skb_frag_dma_map — maps a paged fragment via the DMA API

Synopsis

dma_addr_t skb_frag_dma_map (struct device * dev,
 const skb_frag_t * frag,
 size_t offset,
 size_t size,
 enum dma_data_direction dir);
 

Arguments

dev

-- undescribed --

frag

the paged fragment to map

offset

the offset within the fragment (starting at the fragment's own offset)

size

the number of bytes to map

dir

-- undescribed --

Description

Maps the page associated with frag to device.