qcacld-3.0: Add ini to support BT SCO-WLAN coex

Add ini gBtScoAllowWlan2GScan to support BT SCO-WLAN coex.
Using this ini can control whether allow wlan 2g scan or not
when BT SCO connection is on.

Change-Id: Ia63b1ff92e75937487827c34bca1d2e1c289962d
CRs-Fixed: 2464679

components/fw_offload/core/inc/wlan_fw_offload_main.h

@@ -60,6 +60,8 @@
  * @bt_interference_high_ll: Lower limit of high level BT interference
  * @bt_interference_high_ul: Upper limit of high level BT interference
  * @btc_mpta_helper_enable: Enable/Disable tri-radio MPTA helper
+ * @bt_sco_allow_wlan_2g_scan: Enable/Disble wlan 2g scan when
+ *                             BT SCO connection is on
  */
 struct wlan_fwol_coex_config {
 	uint8_t btc_mode;
@@ -76,6 +78,7 @@ struct wlan_fwol_coex_config {
 #ifdef FEATURE_MPTA_HELPER
 	bool    btc_mpta_helper_enable;
 #endif
+	bool bt_sco_allow_wlan_2g_scan;
 };
 
 #define FWOL_THERMAL_LEVEL_MAX 4

components/fw_offload/core/src/wlan_fw_offload_main.c

@@ -77,6 +77,8 @@ fwol_init_coex_config_in_cfg(struct wlan_objmgr_psoc *psoc,
 	coex_config->bt_interference_high_ul =
 				cfg_get(psoc, CFG_BT_INTERFERENCE_HIGH_UL);
 	fwol_mpta_helper_config_get(psoc, coex_config);
+	coex_config->bt_sco_allow_wlan_2g_scan =
+				cfg_get(psoc, CFG_BT_SCO_ALLOW_WLAN_2G_SCAN);
 }
 
 static void

components/fw_offload/dispatcher/inc/cfg_coex.h

@@ -260,6 +260,29 @@
 #define COEX_MPTA_HELPER_CFG
 #endif
 
+/*
+ * <ini>
+ * gBtScoAllowWlan2GScan - Allow wlan 2g scan when BT SCO connection is on
+ * @Min: 0
+ * @Max: 1
+ * @Default: 1
+ *
+ * 0 - Disable
+ * 1 - Enable
+ *
+ * This ini is used to enable or disable wlan 2g scan
+ * when BT SCO connection is on.
+ *
+ *
+ * Usage: External
+ *
+ * </ini>
+ */
+#define CFG_BT_SCO_ALLOW_WLAN_2G_SCAN CFG_INI_BOOL( \
+		"gBtScoAllowWlan2GScan", \
+		1, \
+		"Bt Sco Allow Wlan 2G Scan")
+
 #define CFG_COEX_ALL \
 	CFG(CFG_BTC_MODE) \
 	CFG(CFG_ANTENNA_ISOLATION) \
@@ -272,5 +295,6 @@
 	CFG(CFG_BT_INTERFERENCE_MEDIUM_UL) \
 	CFG(CFG_BT_INTERFERENCE_HIGH_LL) \
 	CFG(CFG_BT_INTERFERENCE_HIGH_UL) \
-	COEX_MPTA_HELPER_CFG
+	COEX_MPTA_HELPER_CFG \
+	CFG(CFG_BT_SCO_ALLOW_WLAN_2G_SCAN)
 #endif

core/hdd/src/wlan_hdd_main.c

@@ -4801,6 +4801,16 @@ static int hdd_send_coex_config_params(struct hdd_context *hdd_ctx,
 	if (wlan_hdd_mpta_helper_enable(&coex_cfg_params, &config))
 		goto err;
 
+	coex_cfg_params.config_type =
+				WMI_COEX_CONFIG_BT_SCO_ALLOW_WLAN_2G_SCAN;
+	coex_cfg_params.config_arg1 = config.bt_sco_allow_wlan_2g_scan;
+
+	status = sme_send_coex_config_cmd(&coex_cfg_params);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		hdd_err("Failed to send coex BT sco allow wlan 2g scan");
+		goto err;
+	}
+
 	return 0;
 err:
 	return -EINVAL;