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path: root/drivers/scsi/qla2xxx/qla_os.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_os.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index c16154c..da84ee2 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -1979,6 +1979,26 @@ qla2x00_mem_alloc(scsi_qla_host_t *ha)
continue;
}
memset(ha->ct_sns, 0, sizeof(struct ct_sns_pkt));
+
+ if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
+ /*
+ * Get consistent memory allocated for SFP
+ * block.
+ */
+ ha->sfp_data = dma_pool_alloc(ha->s_dma_pool,
+ GFP_KERNEL, &ha->sfp_data_dma);
+ if (ha->sfp_data == NULL) {
+ qla_printk(KERN_WARNING, ha,
+ "Memory Allocation failed - "
+ "sfp_data\n");
+
+ qla2x00_mem_free(ha);
+ msleep(100);
+
+ continue;
+ }
+ memset(ha->sfp_data, 0, SFP_BLOCK_SIZE);
+ }
}
/* Done all allocations without any error. */
@@ -2034,6 +2054,9 @@ qla2x00_mem_free(scsi_qla_host_t *ha)
dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
ha->ct_sns, ha->ct_sns_dma);
+ if (ha->sfp_data)
+ dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma);
+
if (ha->ms_iocb)
dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);