qcacmn: Enabling WPS for Hawkeye

Scan params are not properly set when wps ie is added in probe req
scan command fails. Fixing scan wmi command when additional
wps ie is added.

Change-Id: Ide40a248f32c6220dd7510a65dde7c3894e45da6

wmi/src/wmi_unified_tlv.c

@@ -1877,6 +1877,25 @@ static inline void copy_scan_notify_ev_flags(
 		cmd->scan_ctrl_flags |= WMI_SCAN_OFFCHAN_DATA_TX;
 }
 #endif
+
+
+/* scan_copy_ie_buffer() - Copy scan ie_data */
+#ifndef CONFIG_MCL
+static inline void scan_copy_ie_buffer(uint8_t *buf_ptr,
+				struct scan_start_params *params)
+{
+	qdf_mem_copy(buf_ptr, params->ie_data, params->ie_len);
+}
+#else
+static inline void scan_copy_ie_buffer(uint8_t *buf_ptr,
+				struct scan_start_params *params)
+{
+	qdf_mem_copy(buf_ptr,
+			(uint8_t *) params->ie_base +
+			(params->uie_fieldOffset), params->ie_len);
+}
+#endif
+
 /**
  *  send_scan_start_cmd_tlv() - WMI scan start function
  *  @param wmi_handle      : handle to WMI.
@@ -1996,13 +2015,12 @@ static QDF_STATUS send_scan_start_cmd_tlv(wmi_unified_t wmi_handle,
 #endif
 	buf_ptr += WMI_TLV_HDR_SIZE + (params->num_bssid * sizeof(wmi_mac_addr));
 
-	WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, params->ie_len_with_pad);
+	WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE,
+		    roundup(params->ie_len, sizeof(uint32_t)));
 	if (params->ie_len) {
-		qdf_mem_copy(buf_ptr + WMI_TLV_HDR_SIZE,
-			     (uint8_t *) params->ie_base +
-			     (params->uie_fieldOffset), params->ie_len);
+		scan_copy_ie_buffer(buf_ptr + WMI_TLV_HDR_SIZE, params);
 	}
-	buf_ptr += WMI_TLV_HDR_SIZE + params->ie_len_with_pad;
+	buf_ptr += WMI_TLV_HDR_SIZE + roundup(params->ie_len, sizeof(uint32_t));
 
 	ret = wmi_unified_cmd_send(wmi_handle, wmi_buf,
 				      len, WMI_START_SCAN_CMDID);