335 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_internal_cmd_timeout()  local
342 	idx = ehc->cmd_timeout_idx[dev->devno][ent];  in ata_internal_cmd_timeout()
360 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_internal_cmd_timed_out()  local
367 	idx = ehc->cmd_timeout_idx[dev->devno][ent];  in ata_internal_cmd_timed_out()
369 		ehc->cmd_timeout_idx[dev->devno][ent]++;  in ata_internal_cmd_timed_out()
431 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_eh_dev_action()  local
433 	return ehc->i.action | ehc->i.dev_action[dev->devno];  in ata_eh_dev_action()
688 		struct ata_eh_context *ehc = &link->eh_context;  in ata_scsi_port_error_handler()  local
698 			ehc->saved_xfer_mode[devno] = dev->xfer_mode;  in ata_scsi_port_error_handler()
700 				ehc->saved_ncq_enabled |= 1 << devno;  in ata_scsi_port_error_handler()
704 				ehc->i.dev_action[devno] |= ATA_EH_SET_ACTIVE;  in ata_scsi_port_error_handler()
1238 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_detach_dev()  local
1262 	ehc->saved_xfer_mode[dev->devno] = 0;  in ata_eh_detach_dev()
1263 	ehc->saved_ncq_enabled &= ~(1 << dev->devno);  in ata_eh_detach_dev()
1286 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_about_to_do()  local
1298 	if (!(ehc->i.flags & ATA_EHI_QUIET) && link != ap->slave_link)  in ata_eh_about_to_do()
1319 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_done()  local
1323 	ata_eh_clear_action(link, dev, &ehc->i, action);  in ata_eh_done()
1514 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_analyze_serror()  local
1515 	u32 serror = ehc->i.serror;  in ata_eh_analyze_serror()
1545 		ata_ehi_hotplugged(&ehc->i);  in ata_eh_analyze_serror()
1547 	ehc->i.err_mask |= err_mask;  in ata_eh_analyze_serror()
1548 	ehc->i.action |= action;  in ata_eh_analyze_serror()
1948 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_get_success_sense()  local
1954 	if (!(ehc->i.dev_action[dev->devno] & ATA_EH_GET_SUCCESS_SENSE))  in ata_eh_get_success_sense()
2026 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_link_autopsy()  local
2034 	if (ehc->i.flags & ATA_EHI_NO_AUTOPSY)  in ata_eh_link_autopsy()
2040 		ehc->i.serror |= serror;  in ata_eh_link_autopsy()
2044 		ehc->i.probe_mask |= ATA_ALL_DEVICES;  in ata_eh_link_autopsy()
2045 		ehc->i.action |= ATA_EH_RESET;  in ata_eh_link_autopsy()
2046 		ehc->i.err_mask |= AC_ERR_OTHER;  in ata_eh_link_autopsy()
2061 	if (ehc->i.err_mask & ~AC_ERR_OTHER)  in ata_eh_link_autopsy()
2062 		ehc->i.err_mask &= ~AC_ERR_OTHER;  in ata_eh_link_autopsy()
2064 	all_err_mask |= ehc->i.err_mask;  in ata_eh_link_autopsy()
2074 		qc->err_mask |= ehc->i.err_mask;  in ata_eh_link_autopsy()
2077 		ehc->i.action |= ata_eh_analyze_tf(qc);  in ata_eh_link_autopsy()
2101 		ehc->i.dev = qc->dev;  in ata_eh_link_autopsy()
2115 		ehc->i.flags |= ATA_EHI_QUIET;  in ata_eh_link_autopsy()
2120 		ehc->i.action |= ATA_EH_RESET;  in ata_eh_link_autopsy()
2123 		ehc->i.action |= ATA_EH_REVALIDATE;  in ata_eh_link_autopsy()
2128 	if (ehc->i.dev) {  in ata_eh_link_autopsy()
2129 		ehc->i.dev_action[ehc->i.dev->devno] |=  in ata_eh_link_autopsy()
2130 			ehc->i.action & ATA_EH_PERDEV_MASK;  in ata_eh_link_autopsy()
2131 		ehc->i.action &= ~ATA_EH_PERDEV_MASK;  in ata_eh_link_autopsy()
2139 	dev = ehc->i.dev;  in ata_eh_link_autopsy()
2147 		ehc->i.action |= ata_eh_speed_down(dev, eflags, all_err_mask);  in ata_eh_link_autopsy()
2148 		trace_ata_eh_link_autopsy(dev, ehc->i.action, all_err_mask);  in ata_eh_link_autopsy()
2332 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_link_report()  local
2338 	if (ehc->i.flags & ATA_EHI_QUIET)  in ata_eh_link_report()
2342 	if (ehc->i.desc[0] != '\0')  in ata_eh_link_report()
2343 		desc = ehc->i.desc;  in ata_eh_link_report()
2357 	if (!nr_failed && !ehc->i.err_mask)  in ata_eh_link_report()
2368 	if (ehc->i.dev) {  in ata_eh_link_report()
2369 		ata_dev_err(ehc->i.dev, "exception Emask 0x%x "  in ata_eh_link_report()
2371 			    ehc->i.err_mask, link->sactive, ehc->i.serror,  in ata_eh_link_report()
2372 			    ehc->i.action, frozen, tries_buf);  in ata_eh_link_report()
2374 			ata_dev_err(ehc->i.dev, "%s\n", desc);  in ata_eh_link_report()
2378 			     ehc->i.err_mask, link->sactive, ehc->i.serror,  in ata_eh_link_report()
2379 			     ehc->i.action, frozen, tries_buf);  in ata_eh_link_report()
2385 	if (ehc->i.serror)  in ata_eh_link_report()
2388 		  ehc->i.serror & SERR_DATA_RECOVERED ? "RecovData " : "",  in ata_eh_link_report()
2389 		  ehc->i.serror & SERR_COMM_RECOVERED ? "RecovComm " : "",  in ata_eh_link_report()
2390 		  ehc->i.serror & SERR_DATA ? "UnrecovData " : "",  in ata_eh_link_report()
2391 		  ehc->i.serror & SERR_PERSISTENT ? "Persist " : "",  in ata_eh_link_report()
2392 		  ehc->i.serror & SERR_PROTOCOL ? "Proto " : "",  in ata_eh_link_report()
2393 		  ehc->i.serror & SERR_INTERNAL ? "HostInt " : "",  in ata_eh_link_report()
2394 		  ehc->i.serror & SERR_PHYRDY_CHG ? "PHYRdyChg " : "",  in ata_eh_link_report()
2395 		  ehc->i.serror & SERR_PHY_INT_ERR ? "PHYInt " : "",  in ata_eh_link_report()
2396 		  ehc->i.serror & SERR_COMM_WAKE ? "CommWake " : "",  in ata_eh_link_report()
2397 		  ehc->i.serror & SERR_10B_8B_ERR ? "10B8B " : "",  in ata_eh_link_report()
2398 		  ehc->i.serror & SERR_DISPARITY ? "Dispar " : "",  in ata_eh_link_report()
2399 		  ehc->i.serror & SERR_CRC ? "BadCRC " : "",  in ata_eh_link_report()
2400 		  ehc->i.serror & SERR_HANDSHAKE ? "Handshk " : "",  in ata_eh_link_report()
2401 		  ehc->i.serror & SERR_LINK_SEQ_ERR ? "LinkSeq " : "",  in ata_eh_link_report()
2402 		  ehc->i.serror & SERR_TRANS_ST_ERROR ? "TrStaTrns " : "",  in ata_eh_link_report()
2403 		  ehc->i.serror & SERR_UNRECOG_FIS ? "UnrecFIS " : "",  in ata_eh_link_report()
2404 		  ehc->i.serror & SERR_DEV_XCHG ? "DevExch " : "");  in ata_eh_link_report()
2562 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_reset()  local
2564 	unsigned int *classes = ehc->classes;  in ata_eh_reset()
2566 	int verbose = !(ehc->i.flags & ATA_EHI_QUIET);  in ata_eh_reset()
2589 	if (ehc->i.flags & ATA_EHI_DID_RESET) {  in ata_eh_reset()
2591 		WARN_ON(time_after(ehc->last_reset, now));  in ata_eh_reset()
2592 		deadline = ata_deadline(ehc->last_reset,  in ata_eh_reset()
2626 	ehc->i.action &= ~ATA_EH_RESET;  in ata_eh_reset()
2629 		ehc->i.action |= ATA_EH_HARDRESET;  in ata_eh_reset()
2632 		ehc->i.action |= ATA_EH_SOFTRESET;  in ata_eh_reset()
2641 			sehc->i.action |= ehc->i.action;  in ata_eh_reset()
2657 			ehc->i.action |= sehc->i.action;  in ata_eh_reset()
2663 				ehc->i.action &= ~ATA_EH_RESET;  in ata_eh_reset()
2679 		if (reset && !(ehc->i.action & ATA_EH_RESET)) {  in ata_eh_reset()
2704 		ehc->last_reset = jiffies;  in ata_eh_reset()
2706 			ehc->i.flags |= ATA_EHI_DID_HARDRESET;  in ata_eh_reset()
2709 			ehc->i.flags |= ATA_EHI_DID_SOFTRESET;  in ata_eh_reset()
2880 	ehc->last_reset = jiffies;		/* update to completion time */  in ata_eh_reset()
2881 	ehc->i.action |= ATA_EH_REVALIDATE;  in ata_eh_reset()
2887 	ehc->i.flags &= ~ATA_EHI_HOTPLUGGED;  in ata_eh_reset()
2999 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_eh_park_issue_cmd()  local
3005 		ehc->unloaded_mask |= 1 << dev->devno;  in ata_eh_park_issue_cmd()
3012 		ehc->unloaded_mask &= ~(1 << dev->devno);  in ata_eh_park_issue_cmd()
3021 		ehc->unloaded_mask &= ~(1 << dev->devno);  in ata_eh_park_issue_cmd()
3029 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_revalidate_and_attach()  local
3043 		if (ehc->i.flags & ATA_EHI_DID_RESET)  in ata_eh_revalidate_and_attach()
3081 			rc = ata_dev_revalidate(dev, ehc->classes[dev->devno],  in ata_eh_revalidate_and_attach()
3091 			ehc->i.flags |= ATA_EHI_SETMODE;  in ata_eh_revalidate_and_attach()
3096 			   ehc->tries[dev->devno] &&  in ata_eh_revalidate_and_attach()
3097 			   ata_class_enabled(ehc->classes[dev->devno])) {  in ata_eh_revalidate_and_attach()
3104 			dev->class = ehc->classes[dev->devno];  in ata_eh_revalidate_and_attach()
3113 			ehc->classes[dev->devno] = dev->class;  in ata_eh_revalidate_and_attach()
3136 	if ((ehc->i.flags & ATA_EHI_DID_RESET) && ata_is_host_link(link)) {  in ata_eh_revalidate_and_attach()
3149 		dev->class = ehc->classes[dev->devno];  in ata_eh_revalidate_and_attach()
3154 		ehc->i.flags |= ATA_EHI_PRINTINFO;  in ata_eh_revalidate_and_attach()
3156 		ehc->i.flags &= ~ATA_EHI_PRINTINFO;  in ata_eh_revalidate_and_attach()
3167 		ehc->i.flags |= ATA_EHI_SETMODE;  in ata_eh_revalidate_and_attach()
3217 		struct ata_eh_context *ehc = &link->eh_context;  in ata_set_mode()  local
3218 		u8 saved_xfer_mode = ehc->saved_xfer_mode[dev->devno];  in ata_set_mode()
3219 		u8 saved_ncq = !!(ehc->saved_ncq_enabled & (1 << dev->devno));  in ata_set_mode()
3374 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_set_lpm()  local
3478 	if (!dev || ehc->tries[dev->devno] <= 2) {  in ata_eh_set_lpm()
3511 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_skip_recovery()  local
3519 	if (ehc->i.flags & ATA_EHI_NO_RECOVERY)  in ata_eh_skip_recovery()
3527 	if ((ehc->i.action & ATA_EH_RESET) &&  in ata_eh_skip_recovery()
3528 	    !(ehc->i.flags & ATA_EHI_DID_RESET))  in ata_eh_skip_recovery()
3534 		    ehc->classes[dev->devno] != ATA_DEV_NONE)  in ata_eh_skip_recovery()
3557 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_eh_schedule_probe()  local
3561 	if (!(ehc->i.probe_mask & (1 << dev->devno)) ||  in ata_eh_schedule_probe()
3562 	    (ehc->did_probe_mask & (1 << dev->devno)))  in ata_eh_schedule_probe()
3567 	ehc->did_probe_mask |= (1 << dev->devno);  in ata_eh_schedule_probe()
3568 	ehc->i.action |= ATA_EH_RESET;  in ata_eh_schedule_probe()
3569 	ehc->saved_xfer_mode[dev->devno] = 0;  in ata_eh_schedule_probe()
3570 	ehc->saved_ncq_enabled &= ~(1 << dev->devno);  in ata_eh_schedule_probe()
3606 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_eh_handle_dev_fail()  local
3612 		ehc->tries[dev->devno]--;  in ata_eh_handle_dev_fail()
3617 		ehc->i.probe_mask |= (1 << dev->devno);  in ata_eh_handle_dev_fail()
3621 		ehc->tries[dev->devno] = min(ehc->tries[dev->devno], 1);  in ata_eh_handle_dev_fail()
3624 		if (ehc->tries[dev->devno] == 1) {  in ata_eh_handle_dev_fail()
3634 	if (ata_dev_enabled(dev) && !ehc->tries[dev->devno]) {  in ata_eh_handle_dev_fail()
3644 			ehc->tries[dev->devno] = ATA_EH_DEV_TRIES;  in ata_eh_handle_dev_fail()
3645 			memset(ehc->cmd_timeout_idx[dev->devno], 0,  in ata_eh_handle_dev_fail()
3646 			       sizeof(ehc->cmd_timeout_idx[dev->devno]));  in ata_eh_handle_dev_fail()
3651 		ehc->i.action |= ATA_EH_RESET;  in ata_eh_handle_dev_fail()
3690 		struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_recover()  local
3693 		if (ehc->i.action & ATA_EH_ENABLE_LINK) {  in ata_eh_recover()
3703 				ehc->tries[dev->devno] = 1;  in ata_eh_recover()
3705 				ehc->tries[dev->devno] = ATA_EH_DEV_TRIES;  in ata_eh_recover()
3708 			ehc->i.action |= ehc->i.dev_action[dev->devno] &  in ata_eh_recover()
3710 			ehc->i.dev_action[dev->devno] &= ATA_EH_PERDEV_MASK;  in ata_eh_recover()
3731 		struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_recover()  local
3735 			ehc->i.action = 0;  in ata_eh_recover()
3738 			ehc->classes[dev->devno] = ATA_DEV_UNKNOWN;  in ata_eh_recover()
3743 		struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_recover()  local
3745 		if (!(ehc->i.action & ATA_EH_RESET))  in ata_eh_recover()
3768 				struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_recover()  local
3774 				if (!(ehc->i.dev_action[dev->devno] &  in ata_eh_recover()
3782 				if (ehc->unloaded_mask & (1 << dev->devno))  in ata_eh_recover()
3812 		struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_recover()  local
3824 			ehc->i.action = 0;  in ata_eh_recover()
3829 		if (ehc->i.flags & ATA_EHI_SETMODE) {  in ata_eh_recover()
3833 			ehc->i.flags &= ~ATA_EHI_SETMODE;  in ata_eh_recover()
3839 		if (ehc->i.flags & ATA_EHI_DID_RESET) {  in ata_eh_recover()
3870 		ehc->i.flags = 0;  in ata_eh_recover()