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| author | Joe Carnuccio <joe.carnuccio@qlogic.com> | 2013-02-08 01:58:03 -0500 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2013-02-22 14:39:27 +0000 |
| commit | fe52f6e121a8e6b66a608b79deb1c383e08aa32f (patch) | |
| tree | 626270189331cabc1a86693ee3bacbfa15dbb28e /drivers/scsi/qla2xxx/qla_attr.c | |
| parent | 6c3943cdb87f68a9dbb6d586f40b84622e803574 (diff) | |
| download | lwn-fe52f6e121a8e6b66a608b79deb1c383e08aa32f.tar.gz lwn-fe52f6e121a8e6b66a608b79deb1c383e08aa32f.zip | |
[SCSI] qla2xxx: Integrate generic card temperature with mezz card temperature.
Give priority to I2C thermal.
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>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_attr.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_attr.c | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index 7256167d579e..1d82eef4e1eb 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -1272,22 +1272,29 @@ qla2x00_thermal_temp_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); - int rval = QLA_FUNCTION_FAILED; - uint16_t temp, frac; + uint16_t temp = 0; - if (!vha->hw->flags.thermal_supported) - return snprintf(buf, PAGE_SIZE, "\n"); + if (!vha->hw->thermal_support) { + ql_log(ql_log_warn, vha, 0x70db, + "Thermal not supported by this card.\n"); + goto done; + } - temp = frac = 0; - if (qla2x00_reset_active(vha)) - ql_log(ql_log_warn, vha, 0x707b, - "ISP reset active.\n"); - else if (!vha->hw->flags.eeh_busy) - rval = qla2x00_get_thermal_temp(vha, &temp, &frac); - if (rval != QLA_SUCCESS) - return snprintf(buf, PAGE_SIZE, "\n"); + if (qla2x00_reset_active(vha)) { + ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n"); + goto done; + } + + if (vha->hw->flags.eeh_busy) { + ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n"); + goto done; + } + + if (qla2x00_get_thermal_temp(vha, &temp) == QLA_SUCCESS) + return snprintf(buf, PAGE_SIZE, "%d\n", temp); - return snprintf(buf, PAGE_SIZE, "%d.%02d\n", temp, frac); +done: + return snprintf(buf, PAGE_SIZE, "\n"); } static ssize_t |