18  *  similar to the ADMA specification (with some modifications).
91 	/* BAR5 offset to ADMA general registers */
96 	/* BAR5 offset to ADMA ports */
99 	/* size of ADMA port register space  */
102 	/* ADMA port registers */
188 /* ADMA Physical Region Descriptor - one SG segment */
207 /* ADMA Command Parameter Block
341 	ADMA,  enumerator
559 	/* ADMA */
615 		ata_port_warn(ap, "timeout waiting for ADMA IDLE, stat=0x%hx\n",  in nv_adma_register_mode()
630 			      "timeout waiting for ADMA LEGACY, stat=0x%hx\n",  in nv_adma_register_mode()
660 			"timeout waiting for ADMA LEGACY clear and IDLE, stat=0x%hx\n",  in nv_adma_mode()
689 		 * NVIDIA reports that ADMA mode does not support ATAPI commands.  in nv_adma_device_configure()
700 		/* Since the legacy DMA engine is in use, we need to disable ADMA  in nv_adma_device_configure()
767 	   the only time this function will be called in ADMA mode will be  in nv_adma_tf_read()
769 	   into register mode with ADMA commands pending, as the commands will  in nv_adma_tf_read()
772 	   ADMA mode could abort outstanding commands. */  in nv_adma_tf_read()
897 		/* if ADMA is disabled, use standard ata interrupt handler */  in nv_adma_interrupt()
911 				    at times at least in ADMA mode. Force it  in nv_adma_interrupt()
951 			__ata_ehi_push_desc(ehi, "ADMA status 0x%08x: ", status);  in nv_adma_interrupt()
1070 	/* clear ADMA status */  in nv_adma_irq_clear()
1279 	/* enable ADMA on the ports */  in nv_adma_host_init()
1335 	/* ADMA engine can only be used for non-ATAPI DMA commands,  in nv_adma_use_reg_mode()
1401 	   retrieving the taskfile switches us out of ADMA mode and would abort  in nv_adma_qc_issue()
1645 				"EH in ADMA mode, notifier 0x%X "  in nv_adma_error_handler()
2336 		dev_notice(&pdev->dev, "Using ADMA mode\n");  in nv_init_one()
2337 		type = ADMA;  in nv_init_one()
2374 	/* init ADMA */  in nv_init_one()
2375 	if (type == ADMA) {  in nv_init_one()
2410 		if (hpriv->type == ADMA) {  in nv_pci_device_resume()
2413 			/* enable/disable ADMA on the ports appropriately */  in nv_pci_device_resume()
2457 	/* disable ADMA on the ports */  in nv_adma_host_stop()
2471 module_param_named(adma, adma_enabled, bool, 0444);
2472 MODULE_PARM_DESC(adma, "Enable use of ADMA (Default: false)");