Merge branches 'at91', 'cache', 'cup', 'ep93xx', 'ixp4xx', 'nuc', 'pending-dma-stream...

[mv-sheeva.git] / drivers / scsi / qla2xxx / qla_attr.c

diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 21e2bc4d74013caa1446385a72f53c17eaa58391..3a9f5b288aee40f6553b3dc2362efab9f0632c47 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -232,6 +232,9 @@ qla2x00_sysfs_write_optrom_ctl(struct kobject *kobj,
        if (off)
                return 0;
 
+       if (unlikely(pci_channel_offline(ha->pdev)))
+               return 0;
+
        if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
                return -EINVAL;
        if (start > ha->optrom_size)
@@ -379,6 +382,9 @@ qla2x00_sysfs_read_vpd(struct kobject *kobj,
            struct device, kobj)));
        struct qla_hw_data *ha = vha->hw;
 
+       if (unlikely(pci_channel_offline(ha->pdev)))
+               return 0;
+
        if (!capable(CAP_SYS_ADMIN))
                return 0;
 
@@ -398,6 +404,9 @@ qla2x00_sysfs_write_vpd(struct kobject *kobj,
        struct qla_hw_data *ha = vha->hw;
        uint8_t *tmp_data;
 
+       if (unlikely(pci_channel_offline(ha->pdev)))
+               return 0;
+
        if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
            !ha->isp_ops->write_nvram)
                return 0;
@@ -1238,10 +1247,11 @@ qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
     char *buf)
 {
        scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
-       int rval;
+       int rval = QLA_FUNCTION_FAILED;
        uint16_t state[5];
 
-       rval = qla2x00_get_firmware_state(vha, state);
+       if (!vha->hw->flags.eeh_busy)
+               rval = qla2x00_get_firmware_state(vha, state);
        if (rval != QLA_SUCCESS)
                memset(state, -1, sizeof(state));
 
@@ -1452,10 +1462,13 @@ qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
        if (!fcport)
                return;
 
-       if (unlikely(pci_channel_offline(fcport->vha->hw->pdev)))
+       if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
+               return;
+
+       if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
                qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
-       else
-               qla2x00_abort_fcport_cmds(fcport);
+               return;
+       }
 
        /*
         * Transport has effectively 'deleted' the rport, clear
@@ -1475,6 +1488,9 @@ qla2x00_terminate_rport_io(struct fc_rport *rport)
        if (!fcport)
                return;
 
+       if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
+               return;
+
        if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
                qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
                return;
@@ -1515,6 +1531,12 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
        pfc_host_stat = &ha->fc_host_stat;
        memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
 
+       if (test_bit(UNLOADING, &vha->dpc_flags))
+               goto done;
+
+       if (unlikely(pci_channel_offline(ha->pdev)))
+               goto done;
+
        stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
        if (stats == NULL) {
                DEBUG2_3_11(printk("%s(%ld): Failed to allocate memory.\n",