qcacmn: Hook checksum offload INI key to DP TX path

Enable or disable TCP\UCP checksum offload for TX according
to the flag in wlan cfg module, which is determined by INI
(MCL) or initialization setting(WIN).

CRs-Fixed: 2155236
Change-Id: I0e30fc062a000c2d9c47674fe80da59a2ac0de51

wlan_cfg/wlan_cfg.h

@@ -626,6 +626,14 @@ int wlan_cfg_get_int_batch_threshold_other(struct wlan_cfg_dp_soc_ctxt *cfg);
  */
 int wlan_cfg_get_int_timer_threshold_other(struct wlan_cfg_dp_soc_ctxt *cfg);
 
+/*
+ * wlan_cfg_get_checksum_offload - Get checksum offload enable or disable status
+ * @wlan_cfg_soc_ctx
+ *
+ * Return: Checksum offload enable or disable
+ */
+int wlan_cfg_get_checksum_offload(struct wlan_cfg_dp_soc_ctxt *cfg);
+
 /*
  * wlan_cfg_tx_ring_size - Get Tx DMA ring size (TCL Data Ring)
  * @wlan_cfg_soc_ctx