qcacmn: Add INI support to enabling sending ICMP to FW

Add INI support to enable the feature of sending
ICMP packets to FW at regular intervals.

Change-Id: I888bb2f65e8a497c3e6541f213def905d6dd0727
CRs-Fixed: 2813169

wlan_cfg/cfg_dp.h

@@ -1046,6 +1046,36 @@
 		false, \
 		"enable rx frame pending check in WoW mode")
 
+#define WLAN_CFG_SEND_ALL_ICMP_REQ_TO_FW (-1)
+#define WLAN_CFG_SEND_ICMP_REQ_TO_FW 0
+#define WLAN_CFG_SEND_ICMP_REQ_TO_FW_MIN (-1)
+#define WLAN_CFG_SEND_ICMP_REQ_TO_FW_MAX 100000
+
+/*
+ * <ini>
+ * send_icmp_pkt_to_fw - Send ICMP Request packet to FW.
+ * @Min: -1
+ * @Max:  100000
+ * @Default: 0
+ *
+ * This ini is used to control DP Software to send ICMP request packets to FW
+ * at certain interval (in milliseconds).
+ * The value 0 is used to disable sending the ICMP requests to FW.
+ * The value -1 is used to send all ICMP requests to FW.
+ * Any value greater than zero indicates the time interval (in milliseconds)
+ * at which ICMP requests should be sent to FW.
+ *
+ * Usage: External
+ *
+ * </ini>
+ */
+#define CFG_DP_SEND_ICMP_REQ_TO_FW \
+	CFG_INI_INT("send_icmp_req_to_fw", \
+		    WLAN_CFG_SEND_ICMP_REQ_TO_FW_MIN, \
+		    WLAN_CFG_SEND_ICMP_REQ_TO_FW_MAX, \
+		    WLAN_CFG_SEND_ICMP_REQ_TO_FW, \
+		    CFG_VALUE_OR_DEFAULT, "Send ICMP Request packets to FW")
+
 #define CFG_DP \
 		CFG(CFG_DP_HTT_PACKET_TYPE) \
 		CFG(CFG_DP_INT_BATCH_THRESHOLD_OTHER) \
@@ -1136,5 +1166,6 @@
 		CFG(CFG_DP_RX_RADIO_0_DEFAULT_REO) \
 		CFG(CFG_DP_RX_RADIO_1_DEFAULT_REO) \
 		CFG(CFG_DP_RX_RADIO_2_DEFAULT_REO) \
-		CFG(CFG_DP_WOW_CHECK_RX_PENDING)
+		CFG(CFG_DP_WOW_CHECK_RX_PENDING) \
+		CFG(CFG_DP_SEND_ICMP_REQ_TO_FW)
 #endif /* _CFG_DP_H_ */

wlan_cfg/wlan_cfg.c

@@ -632,6 +632,8 @@ wlan_cfg_soc_attach(struct cdp_ctrl_objmgr_psoc *psoc)
 			cfg_get(psoc, CFG_DP_RX_RADIO_2_DEFAULT_REO);
 	wlan_cfg_ctx->wow_check_rx_pending_enable =
 			cfg_get(psoc, CFG_DP_WOW_CHECK_RX_PENDING);
+	wlan_cfg_ctx->send_icmp_req_to_fw =
+			cfg_get(psoc, CFG_DP_SEND_ICMP_REQ_TO_FW);
 
 	return wlan_cfg_ctx;
 }
@@ -1481,3 +1483,10 @@ uint8_t wlan_cfg_radio2_default_reo_get(struct wlan_cfg_dp_soc_ctxt *cfg)
 {
 	return cfg->radio2_rx_default_reo;
 }
+
+#ifdef WLAN_DP_FEATURE_SEND_ICMP_TO_FW
+int wlan_cfg_send_icmp_req_to_fw(struct wlan_cfg_dp_soc_ctxt *cfg)
+{
+	return cfg->send_icmp_req_to_fw;
+}
+#endif /* WLAN_DP_FEATURE_SEND_ICMP_TO_FW */

wlan_cfg/wlan_cfg.h

@@ -192,6 +192,8 @@ struct wlan_srng_cfg {
  * @is_swlm_enabled: flag to enable/disable SWLM
  * @tx_per_pkt_vdev_id_check: Enable tx perpkt vdev id check
  * @wow_check_rx_pending_enable: Enable RX frame pending check in WoW
+ * @send_icmp_req_to_fw: Enable sending ICMP Request packets to FW at
+ *			 regular intervals
  */
 struct wlan_cfg_dp_soc_ctxt {
 	int num_int_ctxts;
@@ -308,6 +310,7 @@ struct wlan_cfg_dp_soc_ctxt {
 	uint8_t radio1_rx_default_reo;
 	uint8_t radio2_rx_default_reo;
 	bool wow_check_rx_pending_enable;
+	int send_icmp_req_to_fw;
 };
 
 /**
@@ -1479,6 +1482,14 @@ bool wlan_cfg_is_fst_in_cmem_enabled(struct wlan_cfg_dp_soc_ctxt *cfg);
  */
 bool wlan_cfg_is_swlm_enabled(struct wlan_cfg_dp_soc_ctxt *cfg);
 
+/**
+ * wlan_cfg_send_icmp_req_to_fw() - Check if ICMP request packets are to be
+ *				    sent to FW or not.
+ * @cfg: soc configuration context
+ *
+ * Return: Value set in the ini "send_icmp_req_to_fw"
+ */
+int wlan_cfg_send_icmp_req_to_fw(struct wlan_cfg_dp_soc_ctxt *cfg);
 #endif
 
 /**