qcacmn: Add MIB statistics

Add new stats_id WMI_REQUEST_MIB_STATS &
WMI_REQUEST_MIB_EXTD_STATS in WMI_REQUEST_STATS_CMDID
to retrieve MIB statistics from fw.

Change-Id: I17bccc2673d1a2ce035db04d8426bab49db80790
CRs-Fixed: 2548165

target_if/cp_stats/src/target_if_mc_cp_stats.c

@@ -35,6 +35,17 @@
 #include <wlan_cp_stats_mc_tgt_api.h>
 #include "../../../umac/cmn_services/utils/inc/wlan_utility.h"
 
+#ifdef WLAN_FEATURE_MIB_STATS
+static void target_if_cp_stats_free_mib_stats(struct stats_event *ev)
+{
+	qdf_mem_free(ev->mib_stats);
+	ev->mib_stats = NULL;
+}
+#else
+static void target_if_cp_stats_free_mib_stats(struct stats_event *ev)
+{
+}
+#endif
 static void target_if_cp_stats_free_stats_event(struct stats_event *ev)
 {
 	qdf_mem_free(ev->pdev_stats);
@@ -51,6 +62,7 @@ static void target_if_cp_stats_free_stats_event(struct stats_event *ev)
 	ev->vdev_summary_stats = NULL;
 	qdf_mem_free(ev->vdev_chain_rssi);
 	ev->vdev_chain_rssi = NULL;
+	target_if_cp_stats_free_mib_stats(ev);
 }
 
 static QDF_STATUS target_if_cp_stats_extract_pdev_stats(
@@ -232,6 +244,51 @@ static QDF_STATUS target_if_cp_stats_extract_cca_stats(
 	return QDF_STATUS_SUCCESS;
 }
 
+#ifdef WLAN_FEATURE_MIB_STATS
+static QDF_STATUS target_if_cp_stats_extract_mib_stats(
+					struct wmi_unified *wmi_hdl,
+					wmi_host_stats_event *stats_param,
+					struct stats_event *ev, uint8_t *data)
+{
+	QDF_STATUS status;
+
+	if (!stats_param->num_mib_stats) {
+		cp_stats_debug("no mib stats");
+		return QDF_STATUS_SUCCESS;
+	}
+	if (stats_param->num_mib_stats != MAX_MIB_STATS ||
+	    (stats_param->num_mib_extd_stats &&
+	    stats_param->num_mib_extd_stats != MAX_MIB_STATS)) {
+		cp_stats_err("number of mib stats wrong, num_mib_stats %d, num_mib_extd_stats %d",
+			     stats_param->num_mib_stats,
+			     stats_param->num_mib_extd_stats);
+		return QDF_STATUS_E_INVAL;
+	}
+
+	ev->num_mib_stats = stats_param->num_mib_stats;
+
+	ev->mib_stats = qdf_mem_malloc(sizeof(*ev->mib_stats));
+	if (!ev->mib_stats)
+		return QDF_STATUS_E_NOMEM;
+
+	status = wmi_extract_mib_stats(wmi_hdl, data, ev->mib_stats);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		cp_stats_err("wmi_extract_mib_stats failed");
+		return status;
+	}
+
+	return QDF_STATUS_SUCCESS;
+}
+#else
+static QDF_STATUS target_if_cp_stats_extract_mib_stats(
+					struct wmi_unified *wmi_hdl,
+					wmi_host_stats_event *stats_param,
+					struct stats_event *ev, uint8_t *data)
+{
+	return QDF_STATUS_SUCCESS;
+}
+#endif
+
 static QDF_STATUS target_if_cp_stats_extract_vdev_summary_stats(
 					struct wmi_unified *wmi_hdl,
 					wmi_host_stats_event *stats_param,
@@ -358,9 +415,11 @@ static QDF_STATUS target_if_cp_stats_extract_event(struct wmi_unified *wmi_hdl,
 		cp_stats_err("stats param extract failed: %d", status);
 		return status;
 	}
-	cp_stats_debug("num: pdev: %d, vdev: %d, peer: %d, rssi: %d",
+	cp_stats_debug("num: pdev: %d, vdev: %d, peer: %d, rssi: %d, mib %d, mib_extd %d",
 		       stats_param.num_pdev_stats, stats_param.num_vdev_stats,
-		       stats_param.num_peer_stats, stats_param.num_rssi_stats);
+		       stats_param.num_peer_stats, stats_param.num_rssi_stats,
+		       stats_param.num_mib_stats,
+		       stats_param.num_mib_extd_stats);
 
 	ev->last_event = stats_param.last_event;
 	status = target_if_cp_stats_extract_pdev_stats(wmi_hdl, &stats_param,
@@ -390,6 +449,12 @@ static QDF_STATUS target_if_cp_stats_extract_event(struct wmi_unified *wmi_hdl,
 	if (QDF_IS_STATUS_ERROR(status))
 		return status;
 
+	status = target_if_cp_stats_extract_mib_stats(wmi_hdl,
+						      &stats_param,
+						      ev, data);
+	if (QDF_IS_STATUS_ERROR(status))
+		return status;
+
 	return QDF_STATUS_SUCCESS;
 }
 
@@ -591,6 +656,8 @@ static uint32_t get_stats_id(enum stats_req_type type)
 			WMI_REQUEST_PDEV_STAT |
 			WMI_REQUEST_PEER_EXTD2_STAT |
 			WMI_REQUEST_RSSI_PER_CHAIN_STAT);
+	case TYPE_MIB_STATS:
+		return (WMI_REQUEST_MIB_STAT | WMI_REQUEST_MIB_EXTD_STAT);
 	}
 
 	return 0;