333 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_internal_cmd_timeout()  local
340 	idx = ehc->cmd_timeout_idx[dev->devno][ent];  in ata_internal_cmd_timeout()
358 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_internal_cmd_timed_out()  local
365 	idx = ehc->cmd_timeout_idx[dev->devno][ent];  in ata_internal_cmd_timed_out()
367 		ehc->cmd_timeout_idx[dev->devno][ent]++;  in ata_internal_cmd_timed_out()
429 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_eh_dev_action()  local
431 	return ehc->i.action | ehc->i.dev_action[dev->devno];  in ata_eh_dev_action()
677 			struct ata_eh_context *ehc = &link->eh_context;  in ata_scsi_port_error_handler()  local
687 				ehc->saved_xfer_mode[devno] = dev->xfer_mode;  in ata_scsi_port_error_handler()
689 					ehc->saved_ncq_enabled |= 1 << devno;  in ata_scsi_port_error_handler()
1241 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_detach_dev()  local
1258 	ehc->saved_xfer_mode[dev->devno] = 0;  in ata_eh_detach_dev()
1259 	ehc->saved_ncq_enabled &= ~(1 << dev->devno);  in ata_eh_detach_dev()
1282 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_about_to_do()  local
1294 	if (!(ehc->i.flags & ATA_EHI_QUIET) && link != ap->slave_link)  in ata_eh_about_to_do()
1315 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_done()  local
1319 	ata_eh_clear_action(link, dev, &ehc->i, action);  in ata_eh_done()
1502 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_analyze_serror()  local
1503 	u32 serror = ehc->i.serror;  in ata_eh_analyze_serror()
1533 		ata_ehi_hotplugged(&ehc->i);  in ata_eh_analyze_serror()
1535 	ehc->i.err_mask |= err_mask;  in ata_eh_analyze_serror()
1536 	ehc->i.action |= action;  in ata_eh_analyze_serror()
1916 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_link_autopsy()  local
1924 	if (ehc->i.flags & ATA_EHI_NO_AUTOPSY)  in ata_eh_link_autopsy()
1930 		ehc->i.serror |= serror;  in ata_eh_link_autopsy()
1934 		ehc->i.probe_mask |= ATA_ALL_DEVICES;  in ata_eh_link_autopsy()
1935 		ehc->i.action |= ATA_EH_RESET;  in ata_eh_link_autopsy()
1936 		ehc->i.err_mask |= AC_ERR_OTHER;  in ata_eh_link_autopsy()
1943 	if (ehc->i.err_mask & ~AC_ERR_OTHER)  in ata_eh_link_autopsy()
1944 		ehc->i.err_mask &= ~AC_ERR_OTHER;  in ata_eh_link_autopsy()
1946 	all_err_mask |= ehc->i.err_mask;  in ata_eh_link_autopsy()
1954 		qc->err_mask |= ehc->i.err_mask;  in ata_eh_link_autopsy()
1957 		ehc->i.action |= ata_eh_analyze_tf(qc);  in ata_eh_link_autopsy()
1981 		ehc->i.dev = qc->dev;  in ata_eh_link_autopsy()
1995 		ehc->i.flags |= ATA_EHI_QUIET;  in ata_eh_link_autopsy()
2000 		ehc->i.action |= ATA_EH_RESET;  in ata_eh_link_autopsy()
2003 		ehc->i.action |= ATA_EH_REVALIDATE;  in ata_eh_link_autopsy()
2008 	if (ehc->i.dev) {  in ata_eh_link_autopsy()
2009 		ehc->i.dev_action[ehc->i.dev->devno] |=  in ata_eh_link_autopsy()
2010 			ehc->i.action & ATA_EH_PERDEV_MASK;  in ata_eh_link_autopsy()
2011 		ehc->i.action &= ~ATA_EH_PERDEV_MASK;  in ata_eh_link_autopsy()
2019 	dev = ehc->i.dev;  in ata_eh_link_autopsy()
2027 		ehc->i.action |= ata_eh_speed_down(dev, eflags, all_err_mask);  in ata_eh_link_autopsy()
2028 		trace_ata_eh_link_autopsy(dev, ehc->i.action, all_err_mask);  in ata_eh_link_autopsy()
2212 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_link_report()  local
2218 	if (ehc->i.flags & ATA_EHI_QUIET)  in ata_eh_link_report()
2222 	if (ehc->i.desc[0] != '\0')  in ata_eh_link_report()
2223 		desc = ehc->i.desc;  in ata_eh_link_report()
2237 	if (!nr_failed && !ehc->i.err_mask)  in ata_eh_link_report()
2248 	if (ehc->i.dev) {  in ata_eh_link_report()
2249 		ata_dev_err(ehc->i.dev, "exception Emask 0x%x "  in ata_eh_link_report()
2251 			    ehc->i.err_mask, link->sactive, ehc->i.serror,  in ata_eh_link_report()
2252 			    ehc->i.action, frozen, tries_buf);  in ata_eh_link_report()
2254 			ata_dev_err(ehc->i.dev, "%s\n", desc);  in ata_eh_link_report()
2258 			     ehc->i.err_mask, link->sactive, ehc->i.serror,  in ata_eh_link_report()
2259 			     ehc->i.action, frozen, tries_buf);  in ata_eh_link_report()
2265 	if (ehc->i.serror)  in ata_eh_link_report()
2268 		  ehc->i.serror & SERR_DATA_RECOVERED ? "RecovData " : "",  in ata_eh_link_report()
2269 		  ehc->i.serror & SERR_COMM_RECOVERED ? "RecovComm " : "",  in ata_eh_link_report()
2270 		  ehc->i.serror & SERR_DATA ? "UnrecovData " : "",  in ata_eh_link_report()
2271 		  ehc->i.serror & SERR_PERSISTENT ? "Persist " : "",  in ata_eh_link_report()
2272 		  ehc->i.serror & SERR_PROTOCOL ? "Proto " : "",  in ata_eh_link_report()
2273 		  ehc->i.serror & SERR_INTERNAL ? "HostInt " : "",  in ata_eh_link_report()
2274 		  ehc->i.serror & SERR_PHYRDY_CHG ? "PHYRdyChg " : "",  in ata_eh_link_report()
2275 		  ehc->i.serror & SERR_PHY_INT_ERR ? "PHYInt " : "",  in ata_eh_link_report()
2276 		  ehc->i.serror & SERR_COMM_WAKE ? "CommWake " : "",  in ata_eh_link_report()
2277 		  ehc->i.serror & SERR_10B_8B_ERR ? "10B8B " : "",  in ata_eh_link_report()
2278 		  ehc->i.serror & SERR_DISPARITY ? "Dispar " : "",  in ata_eh_link_report()
2279 		  ehc->i.serror & SERR_CRC ? "BadCRC " : "",  in ata_eh_link_report()
2280 		  ehc->i.serror & SERR_HANDSHAKE ? "Handshk " : "",  in ata_eh_link_report()
2281 		  ehc->i.serror & SERR_LINK_SEQ_ERR ? "LinkSeq " : "",  in ata_eh_link_report()
2282 		  ehc->i.serror & SERR_TRANS_ST_ERROR ? "TrStaTrns " : "",  in ata_eh_link_report()
2283 		  ehc->i.serror & SERR_UNRECOG_FIS ? "UnrecFIS " : "",  in ata_eh_link_report()
2284 		  ehc->i.serror & SERR_DEV_XCHG ? "DevExch " : "");  in ata_eh_link_report()
2442 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_reset()  local
2444 	unsigned int *classes = ehc->classes;  in ata_eh_reset()
2446 	int verbose = !(ehc->i.flags & ATA_EHI_QUIET);  in ata_eh_reset()
2469 	if (ehc->i.flags & ATA_EHI_DID_RESET) {  in ata_eh_reset()
2471 		WARN_ON(time_after(ehc->last_reset, now));  in ata_eh_reset()
2472 		deadline = ata_deadline(ehc->last_reset,  in ata_eh_reset()
2506 	ehc->i.action &= ~ATA_EH_RESET;  in ata_eh_reset()
2509 		ehc->i.action |= ATA_EH_HARDRESET;  in ata_eh_reset()
2512 		ehc->i.action |= ATA_EH_SOFTRESET;  in ata_eh_reset()
2521 			sehc->i.action |= ehc->i.action;  in ata_eh_reset()
2537 			ehc->i.action |= sehc->i.action;  in ata_eh_reset()
2543 				ehc->i.action &= ~ATA_EH_RESET;  in ata_eh_reset()
2559 		if (reset && !(ehc->i.action & ATA_EH_RESET)) {  in ata_eh_reset()
2585 		ehc->last_reset = jiffies;  in ata_eh_reset()
2587 			ehc->i.flags |= ATA_EHI_DID_HARDRESET;  in ata_eh_reset()
2590 			ehc->i.flags |= ATA_EHI_DID_SOFTRESET;  in ata_eh_reset()
2771 	ehc->last_reset = jiffies;		/* update to completion time */  in ata_eh_reset()
2772 	ehc->i.action |= ATA_EH_REVALIDATE;  in ata_eh_reset()
2778 	ehc->i.flags &= ~ATA_EHI_HOTPLUGGED;  in ata_eh_reset()
2890 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_eh_park_issue_cmd()  local
2896 		ehc->unloaded_mask |= 1 << dev->devno;  in ata_eh_park_issue_cmd()
2903 		ehc->unloaded_mask &= ~(1 << dev->devno);  in ata_eh_park_issue_cmd()
2912 		ehc->unloaded_mask &= ~(1 << dev->devno);  in ata_eh_park_issue_cmd()
2920 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_revalidate_and_attach()  local
2934 		if (ehc->i.flags & ATA_EHI_DID_RESET)  in ata_eh_revalidate_and_attach()
2963 			rc = ata_dev_revalidate(dev, ehc->classes[dev->devno],  in ata_eh_revalidate_and_attach()
2973 			ehc->i.flags |= ATA_EHI_SETMODE;  in ata_eh_revalidate_and_attach()
2978 			   ehc->tries[dev->devno] &&  in ata_eh_revalidate_and_attach()
2979 			   ata_class_enabled(ehc->classes[dev->devno])) {  in ata_eh_revalidate_and_attach()
2986 			dev->class = ehc->classes[dev->devno];  in ata_eh_revalidate_and_attach()
2995 			ehc->classes[dev->devno] = dev->class;  in ata_eh_revalidate_and_attach()
3018 	if ((ehc->i.flags & ATA_EHI_DID_RESET) && ata_is_host_link(link)) {  in ata_eh_revalidate_and_attach()
3031 		dev->class = ehc->classes[dev->devno];  in ata_eh_revalidate_and_attach()
3036 		ehc->i.flags |= ATA_EHI_PRINTINFO;  in ata_eh_revalidate_and_attach()
3038 		ehc->i.flags &= ~ATA_EHI_PRINTINFO;  in ata_eh_revalidate_and_attach()
3049 		ehc->i.flags |= ATA_EHI_SETMODE;  in ata_eh_revalidate_and_attach()
3099 		struct ata_eh_context *ehc = &link->eh_context;  in ata_set_mode()  local
3100 		u8 saved_xfer_mode = ehc->saved_xfer_mode[dev->devno];  in ata_set_mode()
3101 		u8 saved_ncq = !!(ehc->saved_ncq_enabled & (1 << dev->devno));  in ata_set_mode()
3256 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_set_lpm()  local
3360 	if (!dev || ehc->tries[dev->devno] <= 2) {  in ata_eh_set_lpm()
3393 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_skip_recovery()  local
3401 	if (ehc->i.flags & ATA_EHI_NO_RECOVERY)  in ata_eh_skip_recovery()
3409 	if ((ehc->i.action & ATA_EH_RESET) &&  in ata_eh_skip_recovery()
3410 	    !(ehc->i.flags & ATA_EHI_DID_RESET))  in ata_eh_skip_recovery()
3416 		    ehc->classes[dev->devno] != ATA_DEV_NONE)  in ata_eh_skip_recovery()
3439 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_eh_schedule_probe()  local
3443 	if (!(ehc->i.probe_mask & (1 << dev->devno)) ||  in ata_eh_schedule_probe()
3444 	    (ehc->did_probe_mask & (1 << dev->devno)))  in ata_eh_schedule_probe()
3449 	ehc->did_probe_mask |= (1 << dev->devno);  in ata_eh_schedule_probe()
3450 	ehc->i.action |= ATA_EH_RESET;  in ata_eh_schedule_probe()
3451 	ehc->saved_xfer_mode[dev->devno] = 0;  in ata_eh_schedule_probe()
3452 	ehc->saved_ncq_enabled &= ~(1 << dev->devno);  in ata_eh_schedule_probe()
3488 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_eh_handle_dev_fail()  local
3494 		ehc->tries[dev->devno]--;  in ata_eh_handle_dev_fail()
3499 		ehc->i.probe_mask |= (1 << dev->devno);  in ata_eh_handle_dev_fail()
3503 		ehc->tries[dev->devno] = min(ehc->tries[dev->devno], 1);  in ata_eh_handle_dev_fail()
3506 		if (ehc->tries[dev->devno] == 1) {  in ata_eh_handle_dev_fail()
3516 	if (ata_dev_enabled(dev) && !ehc->tries[dev->devno]) {  in ata_eh_handle_dev_fail()
3526 			ehc->tries[dev->devno] = ATA_EH_DEV_TRIES;  in ata_eh_handle_dev_fail()
3527 			memset(ehc->cmd_timeout_idx[dev->devno], 0,  in ata_eh_handle_dev_fail()
3528 			       sizeof(ehc->cmd_timeout_idx[dev->devno]));  in ata_eh_handle_dev_fail()
3533 		ehc->i.action |= ATA_EH_RESET;  in ata_eh_handle_dev_fail()
3572 		struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_recover()  local
3575 		if (ehc->i.action & ATA_EH_ENABLE_LINK) {  in ata_eh_recover()
3585 				ehc->tries[dev->devno] = 1;  in ata_eh_recover()
3587 				ehc->tries[dev->devno] = ATA_EH_DEV_TRIES;  in ata_eh_recover()
3590 			ehc->i.action |= ehc->i.dev_action[dev->devno] &  in ata_eh_recover()
3592 			ehc->i.dev_action[dev->devno] &= ATA_EH_PERDEV_MASK;  in ata_eh_recover()
3613 		struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_recover()  local
3617 			ehc->i.action = 0;  in ata_eh_recover()
3620 			ehc->classes[dev->devno] = ATA_DEV_UNKNOWN;  in ata_eh_recover()
3625 		struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_recover()  local
3627 		if (!(ehc->i.action & ATA_EH_RESET))  in ata_eh_recover()
3650 				struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_recover()  local
3656 				if (!(ehc->i.dev_action[dev->devno] &  in ata_eh_recover()
3664 				if (ehc->unloaded_mask & (1 << dev->devno))  in ata_eh_recover()
3694 		struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_recover()  local
3706 			ehc->i.action = 0;  in ata_eh_recover()
3711 		if (ehc->i.flags & ATA_EHI_SETMODE) {  in ata_eh_recover()
3715 			ehc->i.flags &= ~ATA_EHI_SETMODE;  in ata_eh_recover()
3721 		if (ehc->i.flags & ATA_EHI_DID_RESET) {  in ata_eh_recover()
3752 		ehc->i.flags = 0;  in ata_eh_recover()