18  *  similar to the ADMA specification (with some modifications).
90 	/* BAR5 offset to ADMA general registers */
95 	/* BAR5 offset to ADMA ports */
98 	/* size of ADMA port register space  */
101 	/* ADMA port registers */
187 /* ADMA Physical Region Descriptor - one SG segment */
206 /* ADMA Command Parameter Block
338 	ADMA,  enumerator
550 	/* ADMA */
606 		ata_port_warn(ap, "timeout waiting for ADMA IDLE, stat=0x%hx\n",  in nv_adma_register_mode()
621 			      "timeout waiting for ADMA LEGACY, stat=0x%hx\n",  in nv_adma_register_mode()
651 			"timeout waiting for ADMA LEGACY clear and IDLE, stat=0x%hx\n",  in nv_adma_mode()
679 		 * NVIDIA reports that ADMA mode does not support ATAPI commands.  in nv_adma_slave_config()
690 		/* Since the legacy DMA engine is in use, we need to disable ADMA  in nv_adma_slave_config()
757 	   the only time this function will be called in ADMA mode will be  in nv_adma_tf_read()
759 	   into register mode with ADMA commands pending, as the commands will  in nv_adma_tf_read()
762 	   ADMA mode could abort outstanding commands. */  in nv_adma_tf_read()
887 		/* if ADMA is disabled, use standard ata interrupt handler */  in nv_adma_interrupt()
901 				    at times at least in ADMA mode. Force it  in nv_adma_interrupt()
941 			__ata_ehi_push_desc(ehi, "ADMA status 0x%08x: ", status);  in nv_adma_interrupt()
1060 	/* clear ADMA status */  in nv_adma_irq_clear()
1276 	/* enable ADMA on the ports */  in nv_adma_host_init()
1334 	/* ADMA engine can only be used for non-ATAPI DMA commands,  in nv_adma_use_reg_mode()
1404 	   retrieving the taskfile switches us out of ADMA mode and would abort  in nv_adma_qc_issue()
1651 				"EH in ADMA mode, notifier 0x%X "  in nv_adma_error_handler()
2344 		dev_notice(&pdev->dev, "Using ADMA mode\n");  in nv_init_one()
2345 		type = ADMA;  in nv_init_one()
2382 	/* init ADMA */  in nv_init_one()
2383 	if (type == ADMA) {  in nv_init_one()
2418 		if (hpriv->type == ADMA) {  in nv_pci_device_resume()
2421 			/* enable/disable ADMA on the ports appropriately */  in nv_pci_device_resume()
2465 	/* disable ADMA on the ports */  in nv_adma_host_stop()
2479 module_param_named(adma, adma_enabled, bool, 0444);
2480 MODULE_PARM_DESC(adma, "Enable use of ADMA (Default: false)");