dma/xilinx/xilinx_dpdma.c

3  * Xilinx ZynqMP DPDMA Engine driver
28 #include <dt-bindings/dma/xlnx-zynqmp-dpdma.h>
33 /* DPDMA registers */
119 /* DPDMA descriptor fields */
142  * struct xilinx_dpdma_hw_desc - DPDMA hardware descriptor
180  * struct xilinx_dpdma_sw_desc - DPDMA software descriptor
181  * @hw: DPDMA hardware descriptor
192  * struct xilinx_dpdma_tx_desc - DPDMA transaction descriptor
209  * struct xilinx_dpdma_chan - DPDMA channel
223  * @xdev: DPDMA device
251  * struct xilinx_dpdma_device - DPDMA device
257  * @chan: DPDMA channels
493  * @xdev: DPDMA device
546  * @chan: DPDMA channel
569  * @chan: DPDMA channel
583  * @chan: DPDMA channel
626  * @chan: DPDMA channel
675  * @chan: DPDMA channel
681  * Return: A DPDMA TX descriptor on success, or NULL.
731  * DPDMA Channel Operations
736  * @chan: DPDMA channel
763  * @chan: DPDMA channel
781  * @chan: DPDMA channel
792  * @chan: DPDMA channel
820  * @chan: DPDMA channel
896  * @chan: DPDMA channel
910  * @chan: DPDMA channel
944  * @chan: DPDMA channel
977  * @chan: DPDMA channel
1009  * @chan: DPDMA channel
1035  * @chan: DPDMA channel
1064  * @chan: DPDMA channel
1113  * @chan: DPDMA channel
1134  * xilinx_dpdma_chan_handle_err - DPDMA channel error handling
1135  * @chan: DPDMA channel
1281 	 * The destination address doesn't need to be specified as the DPDMA is  in xilinx_dpdma_config()
1284 	 * fixed both on the DPDMA side and on the DP controller side.  in xilinx_dpdma_config()
1419  * xilinx_dpdma_handle_err_irq - Handle DPDMA error interrupt
1420  * @xdev: DPDMA device
1451  * @xdev: DPDMA device
1463  * @xdev: DPDMA device
1722 	dev_info(&pdev->dev, "Xilinx DPDMA engine is probed\n");  in xilinx_dpdma_probe()
1757 	{ .compatible = "xlnx,zynqmp-dpdma",},
1766 		.name		= "xilinx-zynqmp-dpdma",
1774 MODULE_DESCRIPTION("Xilinx ZynqMP DPDMA driver");