qcacmn: Deliver STP pkts from wbm exception path

Vlan tagged STP pkts are received in host from
wbm exception path with wifi parse error code.
This is delivered to stack. Stats added for wifi
parse error and vlan tagged stp pkt count.

Change-Id: I25af5ab403ee7a46b4abe2f60328314d61587b80
CRs-fixed: 2375575

dp/wifi3.0/dp_rx.h

@@ -119,6 +119,16 @@ struct dp_rx_desc {
 	(((_cookie) & RX_DESC_COOKIE_INDEX_MASK) >>	\
 			RX_DESC_COOKIE_INDEX_SHIFT)
 
+/* DOC: Offset to obtain LLC hdr
+ *
+ * In the case of Wifi parse error
+ * to reach LLC header from beginning
+ * of VLAN tag we need to skip 8 bytes.
+ * Vlan_tag(4)+length(2)+length added
+ * by HW(2) = 8 bytes.
+ */
+#define DP_SKIP_VLAN		8
+
 /*
  *dp_rx_xor_block() - xor block of data
  *@b: destination data block
@@ -1036,4 +1046,9 @@ static inline void dp_rx_desc_prep(struct dp_rx_desc *rx_desc, qdf_nbuf_t nbuf)
 	rx_desc->unmapped = 0;
 }
 #endif /* RX_DESC_DEBUG_CHECK */
+
+void dp_rx_process_rxdma_err(struct dp_soc *soc, qdf_nbuf_t nbuf,
+			     uint8_t *rx_tlv_hdr, struct dp_peer *peer,
+			     uint8_t err_code);
+
 #endif /* _DP_RX_H */