qcacld-3.0: Add support to send RSSI_CHANGE_THRESHOLD

Add support to send WMI_RSSI_CHANGE_THRESHOLD command to firmware
in connection manager.

Change-Id: I97d4b8f8fc0e938ede0e61d44eb8ffbcbb0fb4ff
CRs-Fixed: 2761043

components/wmi/inc/wmi_unified_roam_api.h

@@ -22,7 +22,7 @@
 #define _WMI_UNIFIED_ROAM_API_H_
 
 #include <wmi_unified_roam_param.h>
-#include <wlan_cm_roam_public_struct.h>
+#include "wlan_cm_roam_public_struct.h"
 
 #ifdef FEATURE_LFR_SUBNET_DETECTION
 /**
@@ -333,7 +333,22 @@ wmi_unified_roam_scan_offload_chan_list_cmd(wmi_unified_t wmi_handle,
 					    uint32_t *chan_list,
 					    uint8_t list_type,
 					    uint32_t vdev_id);
-
+#ifdef ROAM_OFFLOAD_V1
+/**
+ * wmi_unified_roam_scan_offload_rssi_change_cmd() - set roam offload RSSI
+ * threshold
+ * @wmi_handle: wmi handle
+ * @params: RSSI change params
+ *
+ * Send WMI_ROAM_SCAN_RSSI_CHANGE_THRESHOLD parameters to fw.
+ *
+ * Return: QDF_STATUS_SUCCESS on success and QDF_STATUS_E_FAILURE for failure
+ */
+QDF_STATUS
+wmi_unified_roam_scan_offload_rssi_change_cmd(
+		wmi_unified_t wmi_handle,
+		struct wlan_roam_rssi_change_params *params);
+#else
 /**
  * wmi_unified_roam_scan_offload_rssi_change_cmd() - set roam offload RSSI th
  * @wmi_handle: wmi handle
@@ -351,6 +366,7 @@ wmi_unified_roam_scan_offload_rssi_change_cmd(wmi_unified_t wmi_handle,
 					      int32_t rssi_change_thresh,
 					      uint32_t bcn_rssi_weight,
 					      uint32_t hirssi_delay_btw_scans);
+#endif
 
 /**
  * wmi_unified_set_per_roam_config() - set PER roam config in FW

components/wmi/src/wmi_unified_roam_api.c

@@ -261,6 +261,18 @@ wmi_unified_roam_scan_offload_chan_list_cmd(wmi_unified_t wmi_handle,
 	return QDF_STATUS_E_FAILURE;
 }
 
+#ifdef ROAM_OFFLOAD_V1
+QDF_STATUS wmi_unified_roam_scan_offload_rssi_change_cmd(
+		wmi_unified_t wmi_handle,
+		struct wlan_roam_rssi_change_params *params)
+{
+	if (wmi_handle->ops->send_roam_scan_offload_rssi_change_cmd)
+		return wmi_handle->ops->send_roam_scan_offload_rssi_change_cmd(
+					wmi_handle, params);
+
+	return QDF_STATUS_E_FAILURE;
+}
+#else
 QDF_STATUS
 wmi_unified_roam_scan_offload_rssi_change_cmd(wmi_unified_t wmi_handle,
 					      uint32_t vdev_id,
@@ -275,6 +287,7 @@ wmi_unified_roam_scan_offload_rssi_change_cmd(wmi_unified_t wmi_handle,
 
 	return QDF_STATUS_E_FAILURE;
 }
+#endif
 
 QDF_STATUS
 wmi_unified_set_per_roam_config(wmi_unified_t wmi_handle,

components/wmi/src/wmi_unified_roam_tlv.c

@@ -2548,6 +2548,67 @@ error:
 	return status;
 }
 
+#ifdef ROAM_OFFLOAD_V1
+/**
+ * send_roam_scan_offload_rssi_change_cmd_tlv() - set roam offload RSSI th
+ * @wmi_handle: wmi handle
+ * @rssi_change_thresh: RSSI Change threshold
+ * @bcn_rssi_weight: beacon RSSI weight
+ * @vdev_id: vdev id
+ *
+ * Send WMI_ROAM_SCAN_RSSI_CHANGE_THRESHOLD parameters to fw.
+ *
+ * Return: CDF status
+ */
+static QDF_STATUS send_roam_scan_offload_rssi_change_cmd_tlv(
+		wmi_unified_t wmi_handle,
+		struct wlan_roam_rssi_change_params *params)
+{
+	wmi_buf_t buf = NULL;
+	QDF_STATUS status;
+	int len;
+	uint8_t *buf_ptr;
+	wmi_roam_scan_rssi_change_threshold_fixed_param *rssi_change_fp;
+
+	/* Send rssi change parameters */
+	len = sizeof(wmi_roam_scan_rssi_change_threshold_fixed_param);
+	buf = wmi_buf_alloc(wmi_handle, len);
+	if (!buf)
+		return QDF_STATUS_E_NOMEM;
+
+	buf_ptr = (uint8_t *)wmi_buf_data(buf);
+	rssi_change_fp =
+		(wmi_roam_scan_rssi_change_threshold_fixed_param *)buf_ptr;
+	WMITLV_SET_HDR(&rssi_change_fp->tlv_header,
+		WMITLV_TAG_STRUC_wmi_roam_scan_rssi_change_threshold_fixed_param,
+		WMITLV_GET_STRUCT_TLVLEN
+		       (wmi_roam_scan_rssi_change_threshold_fixed_param));
+	/* fill in rssi change threshold (hysteresis) values */
+	rssi_change_fp->vdev_id = params->vdev_id;
+	rssi_change_fp->roam_scan_rssi_change_thresh =
+				params->rssi_change_thresh;
+	rssi_change_fp->bcn_rssi_weight = params->bcn_rssi_weight;
+	rssi_change_fp->hirssi_delay_btw_scans = params->hirssi_delay_btw_scans;
+
+	wmi_mtrace(WMI_ROAM_SCAN_RSSI_CHANGE_THRESHOLD,
+		   rssi_change_fp->vdev_id, 0);
+	status = wmi_unified_cmd_send(wmi_handle, buf, len,
+				      WMI_ROAM_SCAN_RSSI_CHANGE_THRESHOLD);
+	if (QDF_IS_STATUS_ERROR(status))
+		goto error;
+
+	wmi_nofl_debug("RSO_PARAM: rssi_change_thresh:%d bcn_rssi_weight:%d hirssi_delay_btw_scans:%d",
+		       rssi_change_fp->roam_scan_rssi_change_thresh,
+		       rssi_change_fp->bcn_rssi_weight,
+		       rssi_change_fp->hirssi_delay_btw_scans);
+
+	return QDF_STATUS_SUCCESS;
+error:
+	wmi_buf_free(buf);
+
+	return status;
+}
+#else
 /**
  * send_roam_scan_offload_rssi_change_cmd_tlv() - set roam offload RSSI th
  * @wmi_handle: wmi handle
@@ -2607,6 +2668,7 @@ error:
 
 	return status;
 }
+#endif
 
 /**
  * send_per_roam_config_cmd_tlv() - set per roaming config to FW