323 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_internal_cmd_timeout()  local
330 	idx = ehc->cmd_timeout_idx[dev->devno][ent];  in ata_internal_cmd_timeout()
348 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_internal_cmd_timed_out()  local
355 	idx = ehc->cmd_timeout_idx[dev->devno][ent];  in ata_internal_cmd_timed_out()
357 		ehc->cmd_timeout_idx[dev->devno][ent]++;  in ata_internal_cmd_timed_out()
419 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_eh_dev_action()  local
421 	return ehc->i.action | ehc->i.dev_action[dev->devno];  in ata_eh_dev_action()
670 			struct ata_eh_context *ehc = &link->eh_context;  in ata_scsi_port_error_handler()  local
680 				ehc->saved_xfer_mode[devno] = dev->xfer_mode;  in ata_scsi_port_error_handler()
682 					ehc->saved_ncq_enabled |= 1 << devno;  in ata_scsi_port_error_handler()
1238 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_detach_dev()  local
1255 	ehc->saved_xfer_mode[dev->devno] = 0;  in ata_eh_detach_dev()
1256 	ehc->saved_ncq_enabled &= ~(1 << dev->devno);  in ata_eh_detach_dev()
1279 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_about_to_do()  local
1289 	if (!(ehc->i.flags & ATA_EHI_QUIET) && link != ap->slave_link)  in ata_eh_about_to_do()
1310 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_done()  local
1312 	ata_eh_clear_action(link, dev, &ehc->i, action);  in ata_eh_done()
1500 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_analyze_serror()  local
1501 	u32 serror = ehc->i.serror;  in ata_eh_analyze_serror()
1531 		ata_ehi_hotplugged(&ehc->i);  in ata_eh_analyze_serror()
1533 	ehc->i.err_mask |= err_mask;  in ata_eh_analyze_serror()
1534 	ehc->i.action |= action;  in ata_eh_analyze_serror()
1916 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_link_autopsy()  local
1926 	if (ehc->i.flags & ATA_EHI_NO_AUTOPSY)  in ata_eh_link_autopsy()
1932 		ehc->i.serror |= serror;  in ata_eh_link_autopsy()
1936 		ehc->i.probe_mask |= ATA_ALL_DEVICES;  in ata_eh_link_autopsy()
1937 		ehc->i.action |= ATA_EH_RESET;  in ata_eh_link_autopsy()
1938 		ehc->i.err_mask |= AC_ERR_OTHER;  in ata_eh_link_autopsy()
1945 	if (ehc->i.err_mask & ~AC_ERR_OTHER)  in ata_eh_link_autopsy()
1946 		ehc->i.err_mask &= ~AC_ERR_OTHER;  in ata_eh_link_autopsy()
1948 	all_err_mask |= ehc->i.err_mask;  in ata_eh_link_autopsy()
1956 		qc->err_mask |= ehc->i.err_mask;  in ata_eh_link_autopsy()
1959 		ehc->i.action |= ata_eh_analyze_tf(qc, &qc->result_tf);  in ata_eh_link_autopsy()
1983 		ehc->i.dev = qc->dev;  in ata_eh_link_autopsy()
1997 		ehc->i.flags |= ATA_EHI_QUIET;  in ata_eh_link_autopsy()
2002 		ehc->i.action |= ATA_EH_RESET;  in ata_eh_link_autopsy()
2005 		ehc->i.action |= ATA_EH_REVALIDATE;  in ata_eh_link_autopsy()
2010 	if (ehc->i.dev) {  in ata_eh_link_autopsy()
2011 		ehc->i.dev_action[ehc->i.dev->devno] |=  in ata_eh_link_autopsy()
2012 			ehc->i.action & ATA_EH_PERDEV_MASK;  in ata_eh_link_autopsy()
2013 		ehc->i.action &= ~ATA_EH_PERDEV_MASK;  in ata_eh_link_autopsy()
2021 	dev = ehc->i.dev;  in ata_eh_link_autopsy()
2029 		ehc->i.action |= ata_eh_speed_down(dev, eflags, all_err_mask);  in ata_eh_link_autopsy()
2030 		trace_ata_eh_link_autopsy(dev, ehc->i.action, all_err_mask);  in ata_eh_link_autopsy()
2215 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_link_report()  local
2221 	if (ehc->i.flags & ATA_EHI_QUIET)  in ata_eh_link_report()
2225 	if (ehc->i.desc[0] != '\0')  in ata_eh_link_report()
2226 		desc = ehc->i.desc;  in ata_eh_link_report()
2240 	if (!nr_failed && !ehc->i.err_mask)  in ata_eh_link_report()
2251 	if (ehc->i.dev) {  in ata_eh_link_report()
2252 		ata_dev_err(ehc->i.dev, "exception Emask 0x%x "  in ata_eh_link_report()
2254 			    ehc->i.err_mask, link->sactive, ehc->i.serror,  in ata_eh_link_report()
2255 			    ehc->i.action, frozen, tries_buf);  in ata_eh_link_report()
2257 			ata_dev_err(ehc->i.dev, "%s\n", desc);  in ata_eh_link_report()
2261 			     ehc->i.err_mask, link->sactive, ehc->i.serror,  in ata_eh_link_report()
2262 			     ehc->i.action, frozen, tries_buf);  in ata_eh_link_report()
2268 	if (ehc->i.serror)  in ata_eh_link_report()
2271 		  ehc->i.serror & SERR_DATA_RECOVERED ? "RecovData " : "",  in ata_eh_link_report()
2272 		  ehc->i.serror & SERR_COMM_RECOVERED ? "RecovComm " : "",  in ata_eh_link_report()
2273 		  ehc->i.serror & SERR_DATA ? "UnrecovData " : "",  in ata_eh_link_report()
2274 		  ehc->i.serror & SERR_PERSISTENT ? "Persist " : "",  in ata_eh_link_report()
2275 		  ehc->i.serror & SERR_PROTOCOL ? "Proto " : "",  in ata_eh_link_report()
2276 		  ehc->i.serror & SERR_INTERNAL ? "HostInt " : "",  in ata_eh_link_report()
2277 		  ehc->i.serror & SERR_PHYRDY_CHG ? "PHYRdyChg " : "",  in ata_eh_link_report()
2278 		  ehc->i.serror & SERR_PHY_INT_ERR ? "PHYInt " : "",  in ata_eh_link_report()
2279 		  ehc->i.serror & SERR_COMM_WAKE ? "CommWake " : "",  in ata_eh_link_report()
2280 		  ehc->i.serror & SERR_10B_8B_ERR ? "10B8B " : "",  in ata_eh_link_report()
2281 		  ehc->i.serror & SERR_DISPARITY ? "Dispar " : "",  in ata_eh_link_report()
2282 		  ehc->i.serror & SERR_CRC ? "BadCRC " : "",  in ata_eh_link_report()
2283 		  ehc->i.serror & SERR_HANDSHAKE ? "Handshk " : "",  in ata_eh_link_report()
2284 		  ehc->i.serror & SERR_LINK_SEQ_ERR ? "LinkSeq " : "",  in ata_eh_link_report()
2285 		  ehc->i.serror & SERR_TRANS_ST_ERROR ? "TrStaTrns " : "",  in ata_eh_link_report()
2286 		  ehc->i.serror & SERR_UNRECOG_FIS ? "UnrecFIS " : "",  in ata_eh_link_report()
2287 		  ehc->i.serror & SERR_DEV_XCHG ? "DevExch " : "");  in ata_eh_link_report()
2448 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_reset()  local
2450 	unsigned int *classes = ehc->classes;  in ata_eh_reset()
2452 	int verbose = !(ehc->i.flags & ATA_EHI_QUIET);  in ata_eh_reset()
2475 	if (ehc->i.flags & ATA_EHI_DID_RESET) {  in ata_eh_reset()
2477 		WARN_ON(time_after(ehc->last_reset, now));  in ata_eh_reset()
2478 		deadline = ata_deadline(ehc->last_reset,  in ata_eh_reset()
2512 	ehc->i.action &= ~ATA_EH_RESET;  in ata_eh_reset()
2515 		ehc->i.action |= ATA_EH_HARDRESET;  in ata_eh_reset()
2518 		ehc->i.action |= ATA_EH_SOFTRESET;  in ata_eh_reset()
2527 			sehc->i.action |= ehc->i.action;  in ata_eh_reset()
2543 			ehc->i.action |= sehc->i.action;  in ata_eh_reset()
2549 				ehc->i.action &= ~ATA_EH_RESET;  in ata_eh_reset()
2565 		if (reset && !(ehc->i.action & ATA_EH_RESET)) {  in ata_eh_reset()
2591 		ehc->last_reset = jiffies;  in ata_eh_reset()
2593 			ehc->i.flags |= ATA_EHI_DID_HARDRESET;  in ata_eh_reset()
2595 			ehc->i.flags |= ATA_EHI_DID_SOFTRESET;  in ata_eh_reset()
2761 	ehc->last_reset = jiffies;		/* update to completion time */  in ata_eh_reset()
2762 	ehc->i.action |= ATA_EH_REVALIDATE;  in ata_eh_reset()
2768 	ehc->i.flags &= ~ATA_EHI_HOTPLUGGED;  in ata_eh_reset()
2880 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_eh_park_issue_cmd()  local
2886 		ehc->unloaded_mask |= 1 << dev->devno;  in ata_eh_park_issue_cmd()
2893 		ehc->unloaded_mask &= ~(1 << dev->devno);  in ata_eh_park_issue_cmd()
2902 		ehc->unloaded_mask &= ~(1 << dev->devno);  in ata_eh_park_issue_cmd()
2910 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_revalidate_and_attach()  local
2926 		if (ehc->i.flags & ATA_EHI_DID_RESET)  in ata_eh_revalidate_and_attach()
2938 			rc = ata_dev_revalidate(dev, ehc->classes[dev->devno],  in ata_eh_revalidate_and_attach()
2948 			ehc->i.flags |= ATA_EHI_SETMODE;  in ata_eh_revalidate_and_attach()
2953 			   ehc->tries[dev->devno] &&  in ata_eh_revalidate_and_attach()
2954 			   ata_class_enabled(ehc->classes[dev->devno])) {  in ata_eh_revalidate_and_attach()
2961 			dev->class = ehc->classes[dev->devno];  in ata_eh_revalidate_and_attach()
2970 			ehc->classes[dev->devno] = dev->class;  in ata_eh_revalidate_and_attach()
2993 	if ((ehc->i.flags & ATA_EHI_DID_RESET) && ata_is_host_link(link)) {  in ata_eh_revalidate_and_attach()
3006 		dev->class = ehc->classes[dev->devno];  in ata_eh_revalidate_and_attach()
3011 		ehc->i.flags |= ATA_EHI_PRINTINFO;  in ata_eh_revalidate_and_attach()
3013 		ehc->i.flags &= ~ATA_EHI_PRINTINFO;  in ata_eh_revalidate_and_attach()
3024 		ehc->i.flags |= ATA_EHI_SETMODE;  in ata_eh_revalidate_and_attach()
3075 		struct ata_eh_context *ehc = &link->eh_context;  in ata_set_mode()  local
3076 		u8 saved_xfer_mode = ehc->saved_xfer_mode[dev->devno];  in ata_set_mode()
3077 		u8 saved_ncq = !!(ehc->saved_ncq_enabled & (1 << dev->devno));  in ata_set_mode()
3232 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_set_lpm()  local
3336 	if (!dev || ehc->tries[dev->devno] <= 2) {  in ata_eh_set_lpm()
3369 	struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_skip_recovery()  local
3377 	if (ehc->i.flags & ATA_EHI_NO_RECOVERY)  in ata_eh_skip_recovery()
3385 	if ((ehc->i.action & ATA_EH_RESET) &&  in ata_eh_skip_recovery()
3386 	    !(ehc->i.flags & ATA_EHI_DID_RESET))  in ata_eh_skip_recovery()
3392 		    ehc->classes[dev->devno] != ATA_DEV_NONE)  in ata_eh_skip_recovery()
3415 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_eh_schedule_probe()  local
3419 	if (!(ehc->i.probe_mask & (1 << dev->devno)) ||  in ata_eh_schedule_probe()
3420 	    (ehc->did_probe_mask & (1 << dev->devno)))  in ata_eh_schedule_probe()
3425 	ehc->did_probe_mask |= (1 << dev->devno);  in ata_eh_schedule_probe()
3426 	ehc->i.action |= ATA_EH_RESET;  in ata_eh_schedule_probe()
3427 	ehc->saved_xfer_mode[dev->devno] = 0;  in ata_eh_schedule_probe()
3428 	ehc->saved_ncq_enabled &= ~(1 << dev->devno);  in ata_eh_schedule_probe()
3464 	struct ata_eh_context *ehc = &dev->link->eh_context;  in ata_eh_handle_dev_fail()  local
3470 		ehc->tries[dev->devno]--;  in ata_eh_handle_dev_fail()
3475 		ehc->i.probe_mask |= (1 << dev->devno);  in ata_eh_handle_dev_fail()
3479 		ehc->tries[dev->devno] = min(ehc->tries[dev->devno], 1);  in ata_eh_handle_dev_fail()
3482 		if (ehc->tries[dev->devno] == 1) {  in ata_eh_handle_dev_fail()
3492 	if (ata_dev_enabled(dev) && !ehc->tries[dev->devno]) {  in ata_eh_handle_dev_fail()
3502 			ehc->tries[dev->devno] = ATA_EH_DEV_TRIES;  in ata_eh_handle_dev_fail()
3503 			memset(ehc->cmd_timeout_idx[dev->devno], 0,  in ata_eh_handle_dev_fail()
3504 			       sizeof(ehc->cmd_timeout_idx[dev->devno]));  in ata_eh_handle_dev_fail()
3509 		ehc->i.action |= ATA_EH_RESET;  in ata_eh_handle_dev_fail()
3550 		struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_recover()  local
3553 		if (ehc->i.action & ATA_EH_ENABLE_LINK) {  in ata_eh_recover()
3563 				ehc->tries[dev->devno] = 1;  in ata_eh_recover()
3565 				ehc->tries[dev->devno] = ATA_EH_DEV_TRIES;  in ata_eh_recover()
3568 			ehc->i.action |= ehc->i.dev_action[dev->devno] &  in ata_eh_recover()
3570 			ehc->i.dev_action[dev->devno] &= ATA_EH_PERDEV_MASK;  in ata_eh_recover()
3591 		struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_recover()  local
3595 			ehc->i.action = 0;  in ata_eh_recover()
3598 			ehc->classes[dev->devno] = ATA_DEV_UNKNOWN;  in ata_eh_recover()
3603 		struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_recover()  local
3605 		if (!(ehc->i.action & ATA_EH_RESET))  in ata_eh_recover()
3628 				struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_recover()  local
3634 				if (!(ehc->i.dev_action[dev->devno] &  in ata_eh_recover()
3642 				if (ehc->unloaded_mask & (1 << dev->devno))  in ata_eh_recover()
3672 		struct ata_eh_context *ehc = &link->eh_context;  in ata_eh_recover()  local
3684 			ehc->i.action = 0;  in ata_eh_recover()
3689 		if (ehc->i.flags & ATA_EHI_SETMODE) {  in ata_eh_recover()
3693 			ehc->i.flags &= ~ATA_EHI_SETMODE;  in ata_eh_recover()
3699 		if (ehc->i.flags & ATA_EHI_DID_RESET) {  in ata_eh_recover()
3730 		ehc->i.flags = 0;  in ata_eh_recover()