qcacmn: Add function to get gso_segs from skb

Add qdf function to get gso_segs from skb.

Change-Id: I92eca7fb4adf6d08454f27469a62f4d16ff1072c
CRs-Fixed: 2846442

qdf/inc/qdf_nbuf.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2014-2021 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
@@ -3371,6 +3371,18 @@ static inline uint32_t qdf_nbuf_get_tso_num_seg(qdf_nbuf_t nbuf)
 	return __qdf_nbuf_get_tso_num_seg(nbuf);
 }
 
+/**
+ * qdf_nbuf_get_gso_segs() - Return the number of gso segments in
+ * nbuf
+ * @nbuf: Network buffer
+ *
+ * Return: number of gso segments in nbuf
+ */
+static inline uint16_t qdf_nbuf_get_gso_segs(qdf_nbuf_t nbuf)
+{
+	return __qdf_nbuf_get_gso_segs(nbuf);
+}
+
 /**
  * qdf_nbuf_inc_users() - function to increment the number of
  * users referencing this network buffer

qdf/linux/src/i_qdf_nbuf.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2014-2021 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
@@ -2535,6 +2535,17 @@ static inline qdf_size_t __qdf_nbuf_get_data_len(__qdf_nbuf_t nbuf)
 	return (skb_end_pointer(nbuf) - nbuf->data);
 }
 
+/**
+ * __qdf_nbuf_get_gso_segs() - Return the number of gso segments
+ * @skb: Pointer to network buffer
+ *
+ * Return: Return the number of gso segments
+ */
+static inline uint16_t __qdf_nbuf_get_gso_segs(struct sk_buff *skb)
+{
+	return skb_shinfo(skb)->gso_segs;
+}
+
 #ifdef CONFIG_NBUF_AP_PLATFORM
 #include <i_qdf_nbuf_w.h>
 #else