qcacmn: add exception frame flag in qdf_nbuf_cb

add exception frame flag in qdf_nbuf_cb structure.

Change-Id: I97f61973cc1c0d00fe66cc0e8aac0c7b4b16bb56
CRs-Fixed: 2680255

qdf/inc/i_qdf_nbuf_api_m.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2017,2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2014-2017,2019-2020 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -96,4 +96,27 @@ static inline uint16_t qdf_nbuf_get_rx_flow_tag(qdf_nbuf_t buf)
 {
 	return 0;
 }
+
+/**
+ * qdf_nbuf_set_exc_frame() - set exception frame flag
+ * @buf: Network buffer whose cb is to set exception frame flag
+ * @value: exception frame flag, value 0 or 1.
+ *
+ * Return: none
+ */
+static inline void qdf_nbuf_set_exc_frame(qdf_nbuf_t buf, uint8_t value)
+{
+	QDF_NBUF_CB_RX_PACKET_EXC_FRAME(buf) = value;
+}
+
+/**
+ * qdf_nbuf_is_exc_frame() - check exception frame flag bit
+ * @buf: Network buffer to get exception flag
+ *
+ * Return: 0 or 1
+ */
+static inline uint8_t qdf_nbuf_is_exc_frame(qdf_nbuf_t buf)
+{
+	return QDF_NBUF_CB_RX_PACKET_EXC_FRAME(buf);
+}
 #endif /* _QDF_NBUF_M_H */

qdf/inc/i_qdf_nbuf_api_w.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2017,2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2014-2017,2019-2020 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -110,4 +110,14 @@ static inline uint16_t qdf_nbuf_get_rx_flow_tag(qdf_nbuf_t buf)
 	return __qdf_nbuf_get_rx_flow_tag(buf);
 }
 
+/**
+ * qdf_nbuf_set_exc_frame() - set exception frame flag
+ * @buf: Network buffer whose cb is to set exception frame flag
+ * @value: exception frame flag, value 0 or 1.
+ *
+ * Return: none
+ */
+static inline void qdf_nbuf_set_exc_frame(qdf_nbuf_t buf, uint8_t value)
+{
+}
 #endif /* _QDF_NBUF_W_H */

qdf/linux/src/i_qdf_nbuf.h

@@ -108,6 +108,7 @@ typedef union {
  * @rx.dev.priv_cb_m.flush_ind: flush indication
  * @rx.dev.priv_cb_m.packet_buf_pool:  packet buff bool
  * @rx.dev.priv_cb_m.l3_hdr_pad: L3 header padding offset
+ * @rx.dev.priv_cb_m.exc_frm: exception frame
  * @rx.dev.priv_cb_m.tcp_seq_num: TCP sequence number
  * @rx.dev.priv_cb_m.tcp_ack_num: TCP ACK number
  * @rx.dev.priv_cb_m.lro_ctx: LRO context
@@ -224,7 +225,9 @@ struct qdf_nbuf_cb {
 						 flush_ind:1,
 						 packet_buf_pool:1,
 						 l3_hdr_pad:3,
-						 reserved:9,
+						 /* exception frame flag */
+						 exc_frm:1,
+						 reserved:8,
 						 reserved1:16;
 					uint32_t tcp_seq_num;
 					uint32_t tcp_ack_num;

qdf/linux/src/i_qdf_nbuf_m.h

@@ -73,6 +73,10 @@
 	 (((struct qdf_nbuf_cb *)((skb)->cb))->u.rx.dev.priv_cb_m. \
 	 l3_hdr_pad)
 
+#define  QDF_NBUF_CB_RX_PACKET_EXC_FRAME(skb) \
+	 (((struct qdf_nbuf_cb *)((skb)->cb))->u.rx.dev.priv_cb_m. \
+	 exc_frm)
+
 #define __qdf_nbuf_ipa_owned_get(skb) \
 	QDF_NBUF_CB_TX_IPA_OWNED(skb)