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Commit 946727dc authored by James Smart's avatar James Smart Committed by James Bottomley
Browse files

lpfc: Add Lancer Temperature Event support to the lpfc driver 



This will detect and send an async event if overtemp is detected

Signed-off-by: default avatarDick Kennedy <dick.kennedy@emulex.com>
Signed-off-by: default avatarJames Smart <james.smart@emulex.com>
Reviewed-by: default avatarHannes Reinecke <hare@suse.de>
Signed-off-by: default avatarJames Bottomley <JBottomley@Odin.com>
parent 77d093fb

drivers/scsi/lpfc/lpfc_hw4.h

+1 −0
Original line number Diff line number Diff line
@@ -3244,6 +3244,7 @@ struct lpfc_acqe_sli { 
#define LPFC_SLI_EVENT_TYPE_NVLOG_POST		0x4

#define LPFC_SLI_EVENT_TYPE_DIAG_DUMP		0x5

#define LPFC_SLI_EVENT_TYPE_MISCONFIGURED	0x9

#define LPFC_SLI_EVENT_TYPE_REMOTE_DPORT	0xA

};



/*

drivers/scsi/lpfc/lpfc_init.c

+124 −55
Original line number Diff line number Diff line
@@ -1330,13 +1330,14 @@ lpfc_offline_eratt(struct lpfc_hba *phba) 
void

lpfc_sli4_offline_eratt(struct lpfc_hba *phba)

{

	spin_lock_irq(&phba->hbalock);

	phba->link_state = LPFC_HBA_ERROR;

	spin_unlock_irq(&phba->hbalock);



	lpfc_offline_prep(phba, LPFC_MBX_NO_WAIT);

	lpfc_offline(phba);

	lpfc_sli4_brdreset(phba);

	lpfc_hba_down_post(phba);

	lpfc_sli4_post_status_check(phba);

	lpfc_unblock_mgmt_io(phba);

	phba->link_state = LPFC_HBA_ERROR;

}



/**
@@ -1629,6 +1630,7 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba) 
	uint32_t uerrlo_reg, uemasklo_reg;

	uint32_t pci_rd_rc1, pci_rd_rc2;

	bool en_rn_msg = true;

	struct temp_event temp_event_data;

	int rc;



	/* If the pci channel is offline, ignore possible errors, since
@@ -1636,9 +1638,6 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba) 
	 */

	if (pci_channel_offline(phba->pcidev))

		return;

	/* If resets are disabled then leave the HBA alone and return */

	if (!phba->cfg_enable_hba_reset)

		return;



	if_type = bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf);

	switch (if_type) {
@@ -1654,6 +1653,7 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba) 
			return;

		lpfc_sli4_offline_eratt(phba);

		break;



	case LPFC_SLI_INTF_IF_TYPE_2:

		pci_rd_rc1 = lpfc_readl(

				phba->sli4_hba.u.if_type2.STATUSregaddr,
@@ -1668,15 +1668,27 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba) 
		reg_err1 = readl(phba->sli4_hba.u.if_type2.ERR1regaddr);

		reg_err2 = readl(phba->sli4_hba.u.if_type2.ERR2regaddr);

		if (bf_get(lpfc_sliport_status_oti, &portstat_reg)) {

			/* TODO: Register for Overtemp async events. */

			lpfc_printf_log(phba, KERN_ERR, LOG_INIT,

				"2889 Port Overtemperature event, "

				"taking port offline\n");

				"taking port offline Data: x%x x%x\n",

				reg_err1, reg_err2);



			temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT;

			temp_event_data.event_code = LPFC_CRIT_TEMP;

			temp_event_data.data = 0xFFFFFFFF;



			shost = lpfc_shost_from_vport(phba->pport);

			fc_host_post_vendor_event(shost, fc_get_event_number(),

						  sizeof(temp_event_data),

						  (char *)&temp_event_data,

						  SCSI_NL_VID_TYPE_PCI

						  | PCI_VENDOR_ID_EMULEX);



			spin_lock_irq(&phba->hbalock);

			phba->over_temp_state = HBA_OVER_TEMP;

			spin_unlock_irq(&phba->hbalock);

			lpfc_sli4_offline_eratt(phba);

			break;

			return;

		}

		if (reg_err1 == SLIPORT_ERR1_REG_ERR_CODE_2 &&

		    reg_err2 == SLIPORT_ERR2_REG_FW_RESTART) {
@@ -1693,6 +1705,10 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba) 
			lpfc_printf_log(phba, KERN_ERR, LOG_INIT,

					"3145 Port Down: Provisioning\n");



		/* If resets are disabled then leave the HBA alone and return */

		if (!phba->cfg_enable_hba_reset)

			return;



		/* Check port status register for function reset */

		rc = lpfc_sli4_port_sta_fn_reset(phba, LPFC_MBX_NO_WAIT,

				en_rn_msg);
@@ -4044,18 +4060,21 @@ lpfc_sli4_async_sli_evt(struct lpfc_hba *phba, struct lpfc_acqe_sli *acqe_sli) 
	char port_name;

	char message[128];

	uint8_t status;

	uint8_t evt_type;

	struct temp_event temp_event_data;

	struct lpfc_acqe_misconfigured_event *misconfigured;

	struct Scsi_Host  *shost;



	evt_type = bf_get(lpfc_trailer_type, acqe_sli);



	/* special case misconfigured event as it contains data for all ports */

	if ((bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) !=

		 LPFC_SLI_INTF_IF_TYPE_2) ||

		(bf_get(lpfc_trailer_type, acqe_sli) !=

			LPFC_SLI_EVENT_TYPE_MISCONFIGURED)) {

	/* Special case Lancer */

	if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) !=

		 LPFC_SLI_INTF_IF_TYPE_2) {

		lpfc_printf_log(phba, KERN_INFO, LOG_SLI,

				"2901 Async SLI event - Event Data1:x%08x Event Data2:"

				"x%08x SLI Event Type:%d\n",

				acqe_sli->event_data1, acqe_sli->event_data2,

				bf_get(lpfc_trailer_type, acqe_sli));

				evt_type);

		return;

	}
@@ -4063,6 +4082,40 @@ lpfc_sli4_async_sli_evt(struct lpfc_hba *phba, struct lpfc_acqe_sli *acqe_sli) 
	if (port_name == 0x00)

		port_name = '?'; /* get port name is empty */



	switch (evt_type) {

	case LPFC_SLI_EVENT_TYPE_OVER_TEMP:

		temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT;

		temp_event_data.event_code = LPFC_THRESHOLD_TEMP;

		temp_event_data.data = (uint32_t)acqe_sli->event_data1;



		lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,

				"3190 Over Temperature:%d Celsius- Port Name %c\n",

				acqe_sli->event_data1, port_name);



		shost = lpfc_shost_from_vport(phba->pport);

		fc_host_post_vendor_event(shost, fc_get_event_number(),

					  sizeof(temp_event_data),

					  (char *)&temp_event_data,

					  SCSI_NL_VID_TYPE_PCI

					  | PCI_VENDOR_ID_EMULEX);

		break;

	case LPFC_SLI_EVENT_TYPE_NORM_TEMP:

		temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT;

		temp_event_data.event_code = LPFC_NORMAL_TEMP;

		temp_event_data.data = (uint32_t)acqe_sli->event_data1;



		lpfc_printf_log(phba, KERN_INFO, LOG_SLI,

				"3191 Normal Temperature:%d Celsius - Port Name %c\n",

				acqe_sli->event_data1, port_name);



		shost = lpfc_shost_from_vport(phba->pport);

		fc_host_post_vendor_event(shost, fc_get_event_number(),

					  sizeof(temp_event_data),

					  (char *)&temp_event_data,

					  SCSI_NL_VID_TYPE_PCI

					  | PCI_VENDOR_ID_EMULEX);

		break;

	case LPFC_SLI_EVENT_TYPE_MISCONFIGURED:

		misconfigured = (struct lpfc_acqe_misconfigured_event *)

					&acqe_sli->event_data1;
@@ -4093,17 +4146,17 @@ lpfc_sli4_async_sli_evt(struct lpfc_hba *phba, struct lpfc_acqe_sli *acqe_sli) 
		case LPFC_SLI_EVENT_STATUS_VALID:

			return; /* no message if the sfp is okay */

		case LPFC_SLI_EVENT_STATUS_NOT_PRESENT:

		sprintf(message, "Optics faulted/incorrectly installed/not " \

				"installed - Reseat optics, if issue not "

				"resolved, replace.");

			sprintf(message, "Optics faulted/incorrectly "

				"installed/not installed - Reseat optics, "

				"if issue not resolved, replace.");

			break;

		case LPFC_SLI_EVENT_STATUS_WRONG_TYPE:

			sprintf(message,

			"Optics of two types installed - Remove one optic or " \

			"install matching pair of optics.");

				"Optics of two types installed - Remove one "

				"optic or install matching pair of optics.");

			break;

		case LPFC_SLI_EVENT_STATUS_UNSUPPORTED:

		sprintf(message, "Incompatible optics - Replace with " \

			sprintf(message, "Incompatible optics - Replace with "

				"compatible optics for card to function.");

			break;

		default:
@@ -4115,6 +4168,21 @@ lpfc_sli4_async_sli_evt(struct lpfc_hba *phba, struct lpfc_acqe_sli *acqe_sli) 
		lpfc_printf_log(phba, KERN_ERR, LOG_SLI,

				"3176 Misconfigured Physical Port - "

				"Port Name %c %s\n", port_name, message);

		break;

	case LPFC_SLI_EVENT_TYPE_REMOTE_DPORT:

		lpfc_printf_log(phba, KERN_INFO, LOG_SLI,

				"3192 Remote DPort Test Initiated - "

				"Event Data1:x%08x Event Data2: x%08x\n",

				acqe_sli->event_data1, acqe_sli->event_data2);

		break;

	default:

		lpfc_printf_log(phba, KERN_INFO, LOG_SLI,

				"3193 Async SLI event - Event Data1:x%08x Event Data2:"

				"x%08x SLI Event Type:%d\n",

				acqe_sli->event_data1, acqe_sli->event_data2,

				evt_type);

		break;

	}

}



/**
@@ -5183,6 +5251,7 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) 
		rc = lpfc_pci_function_reset(phba);

		if (unlikely(rc))

			return -ENODEV;

		phba->temp_sensor_support = 1;

	}



	/* Create the bootstrap mailbox command */