qcacmn: Add INI option to enable FISA feature

Add INI dp_rx_fisa_enable to enable/disable FISA feature.
Disable the feature by default.

Change-Id: I0cc524956e32ab9f2b5c556d8ae2e1855e8d3513
CRs-Fixed: 2599917

wlan_cfg/wlan_cfg.h

@@ -180,6 +180,7 @@ struct wlan_srng_cfg {
  * @rx_toeplitz_hash_key: toeplitz key pointer used for hash computation over
  *                        5 tuple flow entry
  * @pktlog_buffer_size: packet log buffer size
+ * @is_rx_fisa_enabled: flag to enable/disable FISA Rx
  */
 struct wlan_cfg_dp_soc_ctxt {
 	int num_int_ctxts;
@@ -276,6 +277,7 @@ struct wlan_cfg_dp_soc_ctxt {
 	uint16_t rx_flow_max_search;
 	uint8_t *rx_toeplitz_hash_key;
 	uint8_t pktlog_buffer_size;
+	uint8_t is_rx_fisa_enabled;
 };
 
 /**
@@ -1275,4 +1277,14 @@ wlan_cfg_is_rx_mon_protocol_flow_tag_enabled(struct wlan_cfg_dp_soc_ctxt *cfg);
  */
 void wlan_cfg_fill_interrupt_mask(struct wlan_cfg_dp_soc_ctxt *wlan_cfg_ctx,
 				  int interrupt_mode, bool is_monitor_mode);
+
+/**
+ * wlan_cfg_is_rx_fisa_enabled() - Get Rx FISA enabled flag
+ *
+ *
+ * @cfg: soc configuration context
+ *
+ * Return: true if enabled, false otherwise.
+ */
+bool wlan_cfg_is_rx_fisa_enabled(struct wlan_cfg_dp_soc_ctxt *cfg);
 #endif