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
675  * @chan: DPDMA channel
754  * @chan: DPDMA channel
760  * Return: A DPDMA TX descriptor on success, or NULL.
810  * DPDMA Channel Operations
815  * @chan: DPDMA channel
842  * @chan: DPDMA channel
860  * @chan: DPDMA channel
871  * @chan: DPDMA channel
899  * @chan: DPDMA channel
975  * @chan: DPDMA channel
989  * @chan: DPDMA channel
1023  * @chan: DPDMA channel
1056  * @chan: DPDMA channel
1088  * @chan: DPDMA channel
1114  * @chan: DPDMA channel
1142  * @chan: DPDMA channel
1192  * @chan: DPDMA channel
1213  * xilinx_dpdma_chan_handle_err - DPDMA channel error handling
1214  * @chan: DPDMA channel
1379 	 * The destination address doesn't need to be specified as the DPDMA is  in xilinx_dpdma_config()
1382 	 * fixed both on the DPDMA side and on the DP controller side.  in xilinx_dpdma_config()
1517  * xilinx_dpdma_handle_err_irq - Handle DPDMA error interrupt
1518  * @xdev: DPDMA device
1549  * @xdev: DPDMA device
1561  * @xdev: DPDMA device
1824 	dev_info(&pdev->dev, "Xilinx DPDMA engine is probed\n");  in xilinx_dpdma_probe()
1859 	{ .compatible = "xlnx,zynqmp-dpdma",},
1868 		.name		= "xilinx-zynqmp-dpdma",
1876 MODULE_DESCRIPTION("Xilinx ZynqMP DPDMA driver");