[SCSI] bfa: Support Power on Hours display and diag temp sensor fixes

- Add Power On Hours display support during sfpshow
- Fix to properly set the diag temperature sensor status variable.

Signed-off-by: Krishna Gudipati <[e-mail]>
Signed-off-by: James Bottomley <[e-mail]>

drivers/scsi/bfa/bfa_defs.h

···
 	u8	ext_status_ctl[2];
 };
 
+/*
+ * Diagnostic: Data Fields -- Address A2h
+ * General Use Fields: User Writable Table - Features's Control Registers
+ * Total 32 bytes
+ */
+struct sfp_usr_eeprom_s {
+	u8	rsvd1[2];       /* 128-129 */
+	u8	ewrap;          /* 130 */
+	u8	rsvd2[2];       /*  */
+	u8	owrap;          /* 133 */
+	u8	rsvd3[2];       /*  */
+	u8	prbs;           /* 136: PRBS 7 generator */
+	u8	rsvd4[2];       /*  */
+	u8	tx_eqz_16;      /* 139: TX Equalizer (16xFC) */
+	u8	tx_eqz_8;       /* 140: TX Equalizer (8xFC) */
+	u8	rsvd5[2];       /*  */
+	u8	rx_emp_16;      /* 143: RX Emphasis (16xFC) */
+	u8	rx_emp_8;       /* 144: RX Emphasis (8xFC) */
+	u8	rsvd6[2];       /*  */
+	u8	tx_eye_adj;     /* 147: TX eye Threshold Adjust */
+	u8	rsvd7[3];       /*  */
+	u8	tx_eye_qctl;    /* 151: TX eye Quality Control */
+	u8	tx_eye_qres;    /* 152: TX eye Quality Result */
+	u8	rsvd8[2];       /*  */
+	u8	poh[3];         /* 155-157: Power On Hours */
+	u8	rsvd9[2];       /*  */
+};
+
 struct sfp_mem_s {
 	struct sfp_srlid_base_s	srlid_base;
 	struct sfp_srlid_ext_s	srlid_ext;
 	struct sfp_diag_base_s	diag_base;
 	struct sfp_diag_ext_s	diag_ext;
+	struct sfp_usr_eeprom_s usr_eeprom;
 };
 
 /*

drivers/scsi/bfa/bfa_defs_svc.h

···
 	u32    hwsm_lrr_rx;        /*  No. of times LRR rx-ed by HWSM      */
 	u32    hwsm_lr_rx;         /*  No. of times LR rx-ed by HWSM       */
 	u32    bbsc_lr;		   /* LKSM LR tx for credit recovery       */
+	u32	rsvd;
 };
 
 struct bfa_fw_port_snsm_stats_s {
···
 	u32    sync_lost;          /*  Sync loss count                     */
 	u32    sig_lost;           /*  Signal loss count                   */
 	u32    asn8g_attempts;	   /* SNSM HWSM at 8Gbps attempts	   */
+	u32    adapt_success;	   /* SNSM adaptation success	*/
+	u32    adapt_fails;	   /* SNSM adaptation failures */
+	u32    adapt_ign_fails;	   /* SNSM adaptation failures ignored */
 };
 
 struct bfa_fw_port_physm_stats_s {

drivers/scsi/bfa/bfa_ioc.c

···
 	diag->tsensor.temp->temp = be16_to_cpu(rsp->temp);
 	diag->tsensor.temp->ts_junc = rsp->ts_junc;
 	diag->tsensor.temp->ts_brd = rsp->ts_brd;
-	diag->tsensor.temp->status = BFA_STATUS_OK;
 
 	if (rsp->ts_brd) {
+		/* tsensor.temp->status is brd_temp status */
+		diag->tsensor.temp->status = rsp->status;
 		if (rsp->status == BFA_STATUS_OK) {
 			diag->tsensor.temp->brd_temp =
 				be16_to_cpu(rsp->brd_temp);
-		} else {
-			bfa_trc(diag, rsp->status);
+		} else
 			diag->tsensor.temp->brd_temp = 0;
-			diag->tsensor.temp->status = BFA_STATUS_DEVBUSY;
-		}
 	}
+
+	bfa_trc(diag, rsp->status);
 	bfa_trc(diag, rsp->ts_junc);
 	bfa_trc(diag, rsp->temp);
 	bfa_trc(diag, rsp->ts_brd);
 	bfa_trc(diag, rsp->brd_temp);
+
+	/* tsensor status is always good bcos we always have junction temp */
+	diag->tsensor.status = BFA_STATUS_OK;
 	diag->tsensor.cbfn(diag->tsensor.cbarg, diag->tsensor.status);
 	diag->tsensor.lock = 0;
 }
···
 	diag->tsensor.temp = result;
 	diag->tsensor.cbfn = cbfn;
 	diag->tsensor.cbarg = cbarg;
+	diag->tsensor.status = BFA_STATUS_OK;
 
 	/* Send msg to fw */
 	diag_tempsensor_send(diag);