[SCSI] qla2xxx: T10 DIF support added.
Signed-off-by: Duane Grigsby <duane.grigsby@qlogic.com>
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
diff --git a/drivers/scsi/qla2xxx/qla_inline.h b/drivers/scsi/qla2xxx/qla_inline.h
index ad53c64..84c2fea 100644
--- a/drivers/scsi/qla2xxx/qla_inline.h
+++ b/drivers/scsi/qla2xxx/qla_inline.h
@@ -67,3 +67,19 @@
return ((loop_id > ha->max_loop_id && loop_id < SNS_FIRST_LOOP_ID) ||
loop_id == MANAGEMENT_SERVER || loop_id == BROADCAST);
}
+
+static inline void
+qla2x00_clean_dsd_pool(struct qla_hw_data *ha, srb_t *sp)
+{
+ struct dsd_dma *dsd_ptr, *tdsd_ptr;
+
+ /* clean up allocated prev pool */
+ list_for_each_entry_safe(dsd_ptr, tdsd_ptr,
+ &((struct crc_context *)sp->ctx)->dsd_list, list) {
+ dma_pool_free(ha->dl_dma_pool, dsd_ptr->dsd_addr,
+ dsd_ptr->dsd_list_dma);
+ list_del(&dsd_ptr->list);
+ kfree(dsd_ptr);
+ }
+ INIT_LIST_HEAD(&((struct crc_context *)sp->ctx)->dsd_list);
+}