qcacmn: Add bi-direction dma map flag to qdf_nbuf_cb

In case of 11w PMF tx frame, some target would dma write to this tx
buffer, it may cause smmu check fault.

Add a bi-direction map flag to mcl skb.cb[] for this special case.

Change-Id: I72a2c11abb9f3e7e8fb9c6f5290cd4f8d209b19a
CRs-Fixed: 2337204

qdf/linux/src/i_qdf_nbuf.h

@@ -148,6 +148,8 @@ typedef union {
  * @tx.dev.priv_cb_m.ipa.priv: private data, used by IPA
  * @tx.dev.priv_cb_m.desc_id: tx desc id, used to sync between host and fw
  * @tx.dev.priv_cb_m.mgmt_desc_id: mgmt descriptor for tx completion cb
+ * @tx.dev.priv_cb_m.dma_option.bi_map: flag to do bi-direction dma map
+ * @tx.dev.priv_cb_m.dma_option.reserved: reserved bits for future use
  * @tx.dev.priv_cb_m.reserved: reserved
  *
  * @tx.ftype: mcast2ucast, TSO, SG, MESH
@@ -244,7 +246,11 @@ struct qdf_nbuf_cb {
 					} ipa;
 					uint16_t desc_id;
 					uint16_t mgmt_desc_id;
-					uint32_t reserved;
+					struct {
+						uint8_t bi_map:1,
+							reserved:7;
+					} dma_option;
+					uint8_t reserved[3];
 				} priv_cb_m;
 			} dev;
 			uint8_t ftype;

qdf/linux/src/i_qdf_nbuf_m.h

@@ -45,6 +45,9 @@
 	(((struct qdf_nbuf_cb *)((skb)->cb))->u.tx.dev.priv_cb_m.desc_id)
 #define QDF_NBUF_CB_MGMT_TXRX_DESC_ID(skb)\
 	(((struct qdf_nbuf_cb *)((skb)->cb))->u.tx.dev.priv_cb_m.mgmt_desc_id)
+#define QDF_NBUF_CB_TX_DMA_BI_MAP(skb) \
+	(((struct qdf_nbuf_cb *)((skb)->cb))->u.tx.dev.priv_cb_m. \
+	dma_option.bi_map)
 
 #define __qdf_nbuf_ipa_owned_get(skb) \
 	QDF_NBUF_CB_TX_IPA_OWNED(skb)