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path: root/drivers/scsi/qla2xxx/qla_mbx.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_mbx.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_mbx.c50
1 files changed, 49 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 0cd6f3e14882..32eb0ce8b170 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -2147,7 +2147,7 @@ qla24xx_get_port_database(scsi_qla_host_t *vha, u16 nport_handle,
pdb_dma = dma_map_single(&vha->hw->pdev->dev, pdb,
sizeof(*pdb), DMA_FROM_DEVICE);
- if (!pdb_dma) {
+ if (dma_mapping_error(&vha->hw->pdev->dev, pdb_dma)) {
ql_log(ql_log_warn, vha, 0x1116, "Failed to map dma buffer.\n");
return QLA_MEMORY_ALLOC_FAILED;
}
@@ -6597,6 +6597,54 @@ done:
return rval;
}
+int qla24xx_print_fc_port_id(struct scsi_qla_host *vha, struct seq_file *s, u16 loop_id)
+{
+ int rval = QLA_FUNCTION_FAILED;
+ dma_addr_t pd_dma;
+ struct port_database_24xx *pd;
+ struct qla_hw_data *ha = vha->hw;
+ mbx_cmd_t mc;
+
+ if (!vha->hw->flags.fw_started)
+ goto done;
+
+ pd = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
+ if (pd == NULL) {
+ ql_log(ql_log_warn, vha, 0xd047,
+ "Failed to allocate port database structure.\n");
+ goto done;
+ }
+
+ memset(&mc, 0, sizeof(mc));
+ mc.mb[0] = MBC_GET_PORT_DATABASE;
+ mc.mb[1] = loop_id;
+ mc.mb[2] = MSW(pd_dma);
+ mc.mb[3] = LSW(pd_dma);
+ mc.mb[6] = MSW(MSD(pd_dma));
+ mc.mb[7] = LSW(MSD(pd_dma));
+ mc.mb[9] = vha->vp_idx;
+
+ rval = qla24xx_send_mb_cmd(vha, &mc);
+ if (rval != QLA_SUCCESS) {
+ ql_dbg(ql_dbg_mbx, vha, 0x1193, "%s: fail\n", __func__);
+ goto done_free_sp;
+ }
+
+ ql_dbg(ql_dbg_mbx, vha, 0x1197, "%s: %8phC done\n",
+ __func__, pd->port_name);
+
+ seq_printf(s, "%8phC %02x%02x%02x %d\n",
+ pd->port_name, pd->port_id[0],
+ pd->port_id[1], pd->port_id[2],
+ loop_id);
+
+done_free_sp:
+ if (pd)
+ dma_pool_free(ha->s_dma_pool, pd, pd_dma);
+done:
+ return rval;
+}
+
/*
* qla24xx_gpdb_wait
* NOTE: Do not call this routine from DPC thread