qcacld-3.0: Support for HTT Stats

1. Remove unused variable of type ol_txrx_stats_req
   passed through cdp_txrx_stats api to avoid
   compilation break.
2. Add dp_stats file to the Kbuild. This file is
   used to collect HTT Statistics for Lithium based
   chipsets.

Change-Id: I0252c996d47cc866291d25f35eb9bb9e19073a8b
CRs-Fixed: 2050798

Kbuild

@@ -1052,7 +1052,8 @@ DP_OBJS := $(DP_SRC)/dp_main.o \
 		$(DP_SRC)/dp_reo.o \
 		$(DP_SRC)/dp_rx_mon_dest.o \
 		$(DP_SRC)/dp_rx_mon_status.o \
-		$(DP_SRC)/dp_rx_defrag.o
+		$(DP_SRC)/dp_rx_defrag.o \
+		$(DP_SRC)/dp_stats.o
 endif
 
 ############ CFG ############

core/hdd/src/wlan_hdd_hostapd.c

@@ -2733,7 +2733,6 @@ static __iw_softap_setparam(struct net_device *dev,
 	struct cdp_vdev *vdev = NULL;
 	struct cdp_pdev *pdev = NULL;
 	void *soc = NULL;
-	struct ol_txrx_stats_req req;
 
 	ENTER_DEV(dev);
 
@@ -2879,11 +2878,14 @@ static __iw_softap_setparam(struct net_device *dev,
 	{
 		ret = cds_get_datapath_handles(&soc, &pdev, &vdev,
 				 pHostapdAdapter->sessionId);
-		if (ret != 0)
+		if (ret != 0) {
+			QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR,
+				"Invalid Handles");
 			break;
+		}
+
 		hdd_notice("QCSAP_PARAM_SET_TXRX_STATS val %d", set_value);
-		qdf_mem_zero(&req, sizeof(req));
-		ret = cdp_txrx_stats(soc, vdev, &req, set_value);
+		ret = cdp_txrx_stats(soc, vdev, set_value);
 		break;
 	}
 

core/hdd/src/wlan_hdd_wext.c

@@ -7671,7 +7671,6 @@ static int __iw_setint_getnone(struct net_device *dev,
 	int enable_pbm, enable_mp;
 	QDF_STATUS status;
 	void *soc = NULL;
-	struct ol_txrx_stats_req req;
 	struct cdp_pdev *pdev = NULL;
 	struct cdp_vdev *vdev = NULL;
 
@@ -8432,11 +8431,12 @@ static int __iw_setint_getnone(struct net_device *dev,
 		ret = cds_get_datapath_handles(&soc, &pdev, &vdev,
 				       pAdapter->sessionId);
 
-		if (ret != 0)
+		if (ret != 0) {
+			QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR,
+				"Invalid handles");
 			break;
-
-		qdf_mem_zero(&req, sizeof(req));
-		ret = cdp_txrx_stats(soc, vdev, &req, set_value);
+		}
+		ret = cdp_txrx_stats(soc, vdev, set_value);
 		break;
 	}