qcacld-3.0: Add a new INI RoamCU_6GRSSIRange

Add support to parse a new INI named
"bss_load_trigger_6g_rssi_threshold/RoamCU_6GRSSIRange"
and send its value to FW via WMI_ROAM_BSS_LOAD_CONFIG_CMDID.

Min, Max and default value of this INI:
Min: -120
Max: 0
Default: -70

Change-Id: I9aa99d887553de4022fc0a31dc0644601cd340d6
CRs-Fixed: 3225548

components/mlme/core/src/wlan_mlme_main.c

@@ -1890,6 +1890,8 @@ mlme_init_bss_load_trigger_params(struct wlan_objmgr_psoc *psoc,
 		bss_load_trig->sample_time = cfg_get(psoc,
 						     CFG_BSS_LOAD_SAMPLE_TIME);
 
+	bss_load_trig->rssi_threshold_6ghz =
+			cfg_get(psoc, CFG_BSS_LOAD_TRIG_6G_RSSI_THRES);
 	bss_load_trig->rssi_threshold_5ghz =
 			cfg_get(psoc, CFG_BSS_LOAD_TRIG_5G_RSSI_THRES);
 	bss_load_trig->rssi_threshold_24ghz =

components/mlme/dispatcher/inc/cfg_mlme_lfr.h

@@ -2094,6 +2094,35 @@
 			CFG_VALUE_OR_DEFAULT, \
 			"bss load sampling time")
 
+/*
+ * <ini>
+ * bss_load_trigger_6g_rssi_threshold/RoamCU_6GRSSIRange -
+ * Current AP minimum RSSI in dBm below
+ * which roaming can be triggered if BSS load exceeds bss_load_threshold.
+ * @Min: -120
+ * @Max: 0
+ * @Default: -70
+ *
+ * If connected AP is in 6Ghz, then consider bss load roam triggered only if
+ * load % > bss_load_threshold && connected AP rssi is worse than
+ * bss_load_trigger_6g_rssi_threshold
+ *
+ * Related: "bss_load_threshold"
+ *
+ * Supported Feature: Roaming
+ *
+ * Usage: Internal/External
+ *
+ * </ini>
+ */
+#define CFG_BSS_LOAD_TRIG_6G_RSSI_THRES CFG_INI_INT( \
+	"bss_load_trigger_6g_rssi_threshold RoamCU_6GRSSIRange", \
+	-120, \
+	0, \
+	-70, \
+	CFG_VALUE_OR_DEFAULT, \
+	"Minimum RSSI of current AP in 6GHz band for BSS load roam trigger")
+
 /*
  * <ini>
  * bss_load_trigger_5g_rssi_threshold/RoamCU_5GRSSIRange -
@@ -3150,6 +3179,7 @@
 	CFG(CFG_ROAM_INACTIVE_COUNT) \
 	CFG(CFG_POST_INACTIVITY_ROAM_SCAN_PERIOD) \
 	CFG(CFG_ROAM_SCAN_INACTIVE_TIMER) \
+	CFG(CFG_BSS_LOAD_TRIG_6G_RSSI_THRES) \
 	CFG(CFG_BSS_LOAD_TRIG_5G_RSSI_THRES) \
 	CFG(CFG_BSS_LOAD_TRIG_2G_RSSI_THRES) \
 	CFG(CFG_LFR_FULL_ROAM_SCAN_REFRESH_PERIOD) \

components/mlme/dispatcher/inc/wlan_mlme_api.h

@@ -3257,6 +3257,18 @@ QDF_STATUS
 wlan_mlme_get_bss_load_sample_time(struct wlan_objmgr_psoc *psoc,
 				   uint32_t *val);
 
+/**
+ * wlan_mlme_get_bss_load_rssi_threshold_6ghz() - Get bss load RSSI
+ * threshold on 6G
+ * @psoc: pointer to psoc object
+ * @val:  Pointer to the value which will be filled for the caller
+ *
+ * Return: QDF Status
+ */
+QDF_STATUS
+wlan_mlme_get_bss_load_rssi_threshold_6ghz(struct wlan_objmgr_psoc *psoc,
+					   int32_t *val);
+
 /**
  * wlan_mlme_get_bss_load_rssi_threshold_5ghz() - Get bss load RSSI
  * threshold on 5G

components/mlme/dispatcher/inc/wlan_mlme_public_struct.h

@@ -1716,6 +1716,9 @@ enum roaming_dfs_channel_type {
  * @threshold: Bss load threshold value above which roaming should start
  * @sample_time: Time duration in milliseconds for which the bss load value
  * should be monitored
+ * @rssi_threshold_6ghz: RSSI threshold of the current connected AP below which
+ * roam should be triggered if bss load threshold exceeds the configured value.
+ * This value is applicable only when we are connected in 6GHz band.
  * @rssi_threshold_5ghz: RSSI threshold of the current connected AP below which
  * roam should be triggered if bss load threshold exceeds the configured value.
  * This value is applicable only when we are connected in 5GHz band.
@@ -1727,6 +1730,7 @@ struct bss_load_trigger {
 	bool enabled;
 	uint32_t threshold;
 	uint32_t sample_time;
+	uint32_t rssi_threshold_6ghz;
 	int32_t rssi_threshold_5ghz;
 	int32_t rssi_threshold_24ghz;
 };

components/mlme/dispatcher/src/wlan_mlme_api.c

@@ -5090,6 +5090,23 @@ wlan_mlme_get_bss_load_sample_time(struct wlan_objmgr_psoc *psoc,
 	return QDF_STATUS_SUCCESS;
 }
 
+QDF_STATUS
+wlan_mlme_get_bss_load_rssi_threshold_6ghz(struct wlan_objmgr_psoc *psoc,
+					   int32_t *val)
+{
+	struct wlan_mlme_psoc_ext_obj *mlme_obj;
+
+	mlme_obj = mlme_get_psoc_ext_obj(psoc);
+	if (!mlme_obj) {
+		*val = cfg_default(CFG_BSS_LOAD_TRIG_6G_RSSI_THRES);
+		return QDF_STATUS_E_INVAL;
+	}
+
+	*val = mlme_obj->cfg.lfr.bss_load_trig.rssi_threshold_6ghz;
+
+	return QDF_STATUS_SUCCESS;
+}
+
 QDF_STATUS
 wlan_mlme_get_bss_load_rssi_threshold_5ghz(struct wlan_objmgr_psoc *psoc,
 					   int32_t *val)