diff options
Diffstat (limited to 'include/linux/amba/pl08x.h')
| -rw-r--r-- | include/linux/amba/pl08x.h | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/include/linux/amba/pl08x.h b/include/linux/amba/pl08x.h index a22662c9398..9eabffbc4e5 100644 --- a/include/linux/amba/pl08x.h +++ b/include/linux/amba/pl08x.h @@ -106,12 +106,24 @@ struct pl08x_phy_chan { }; /** + * struct pl08x_sg - structure containing data per sg + * @src_addr: src address of sg + * @dst_addr: dst address of sg + * @len: transfer len in bytes + * @node: node for txd's dsg_list + */ +struct pl08x_sg { + dma_addr_t src_addr; + dma_addr_t dst_addr; + size_t len; + struct list_head node; +}; + +/** * struct pl08x_txd - wrapper for struct dma_async_tx_descriptor * @tx: async tx descriptor * @node: node for txd list for channels - * @src_addr: src address of txd - * @dst_addr: dst address of txd - * @len: transfer len in bytes + * @dsg_list: list of children sg's * @direction: direction of transfer * @llis_bus: DMA memory address (physical) start for the LLIs * @llis_va: virtual memory address start for the LLIs @@ -121,10 +133,8 @@ struct pl08x_phy_chan { struct pl08x_txd { struct dma_async_tx_descriptor tx; struct list_head node; + struct list_head dsg_list; enum dma_data_direction direction; - dma_addr_t src_addr; - dma_addr_t dst_addr; - size_t len; dma_addr_t llis_bus; struct pl08x_lli *llis_va; /* Default cctl value for LLIs */ |