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
224  * @xdev: DPDMA device
252  * struct xilinx_dpdma_device - DPDMA device
258  * @chan: DPDMA channels
494  * @xdev: DPDMA device
547  * @chan: DPDMA channel
570  * @chan: DPDMA channel
584  * @chan: DPDMA channel
627  * @chan: DPDMA channel
676  * @chan: DPDMA channel
682  * Return: A DPDMA TX descriptor on success, or NULL.
732  * DPDMA Channel Operations
737  * @chan: DPDMA channel
764  * @chan: DPDMA channel
782  * @chan: DPDMA channel
793  * @chan: DPDMA channel
821  * @chan: DPDMA channel
897  * @chan: DPDMA channel
911  * @chan: DPDMA channel
945  * @chan: DPDMA channel
978  * @chan: DPDMA channel
1010  * @chan: DPDMA channel
1036  * @chan: DPDMA channel
1065  * @chan: DPDMA channel
1116  * @chan: DPDMA channel
1137  * xilinx_dpdma_chan_handle_err - DPDMA channel error handling
1138  * @chan: DPDMA channel
1286 	 * The destination address doesn't need to be specified as the DPDMA is  in xilinx_dpdma_config()
1289 	 * fixed both on the DPDMA side and on the DP controller side.  in xilinx_dpdma_config()
1424  * xilinx_dpdma_handle_err_irq - Handle DPDMA error interrupt
1425  * @xdev: DPDMA device
1456  * @xdev: DPDMA device
1468  * @xdev: DPDMA device
1729 	dev_info(&pdev->dev, "Xilinx DPDMA engine is probed\n");  in xilinx_dpdma_probe()
1766 	{ .compatible = "xlnx,zynqmp-dpdma",},
1775 		.name		= "xilinx-zynqmp-dpdma",
1783 MODULE_DESCRIPTION("Xilinx ZynqMP DPDMA driver");