[SCSI] qla2xxx: Reconfigure thermal temperature.

For supported ISPS, Read asic temperature by calling the
GET PARAMS (type C) mailbox command.

Signed-off-by: Joe Carnuccio <joe.carnuccio@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

1 files changed, 32 insertions, 29 deletions

diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index ce761106cfa4..126188468f8b 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -4608,40 +4608,43 @@ qla2x00_get_thermal_temp(scsi_qla_host_t *vha, uint16_t *temp)
 	struct qla_hw_data *ha = vha->hw;
 	uint8_t byte;
 
-	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ca,
-	    "Entered %s.\n", __func__);
-
-	if (ha->thermal_support & THERMAL_SUPPORT_I2C) {
-		rval = qla2x00_read_sfp(vha, 0, &byte,
-		    0x98, 0x1, 1, BIT_13|BIT_12|BIT_0);
-		*temp = byte;
-		if (rval == QLA_SUCCESS)
-			goto done;
-
-		ql_log(ql_log_warn, vha, 0x10c9,
-		    "Thermal not supported through I2C bus, trying alternate "
-		    "method (ISP access).\n");
-		ha->thermal_support &= ~THERMAL_SUPPORT_I2C;
+	if (!IS_FWI2_CAPABLE(ha) || IS_QLA24XX_TYPE(ha) || IS_QLA81XX(ha)) {
+		ql_dbg(ql_dbg_mbx, vha, 0x1150,
+		    "Thermal not supported by this card.\n");
+		return rval;
 	}
 
-	if (ha->thermal_support & THERMAL_SUPPORT_ISP) {
-		rval = qla2x00_read_asic_temperature(vha, temp);
-		if (rval == QLA_SUCCESS)
-			goto done;
-
-		ql_log(ql_log_warn, vha, 0x1019,
-		    "Thermal not supported through ISP.\n");
-		ha->thermal_support &= ~THERMAL_SUPPORT_ISP;
+	if (IS_QLA25XX(ha)) {
+		if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
+		    ha->pdev->subsystem_device == 0x0175) {
+			rval = qla2x00_read_sfp(vha, 0, &byte,
+			    0x98, 0x1, 1, BIT_13|BIT_0);
+			*temp = byte;
+			return rval;
+		}
+		if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_HP &&
+		    ha->pdev->subsystem_device == 0x338e) {
+			rval = qla2x00_read_sfp(vha, 0, &byte,
+			    0x98, 0x1, 1, BIT_15|BIT_14|BIT_0);
+			*temp = byte;
+			return rval;
+		}
+		ql_dbg(ql_dbg_mbx, vha, 0x10c9,
+		    "Thermal not supported by this card.\n");
+		return rval;
 	}
 
-	ql_log(ql_log_warn, vha, 0x1150,
-	    "Thermal not supported by this card "
-	    "(ignoring further requests).\n");
-	return  rval;
+	if (IS_QLA82XX(ha)) {
+		*temp = qla82xx_read_temperature(vha);
+		rval = QLA_SUCCESS;
+		return rval;
+	} else if (IS_QLA8044(ha)) {
+		*temp = qla8044_read_temperature(vha);
+		rval = QLA_SUCCESS;
+		return rval;
+	}
 
-done:
-	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1018,
-	    "Done %s.\n", __func__);
+	rval = qla2x00_read_asic_temperature(vha, temp);
 	return rval;
 }