DHCP BT CoEx WMA changes

Changes in WMA to support WMI indication to FW when host is conducting
DHCP operations. By this FW can take action and control BT xSCO actvities.

Change-Id: Iec00a6d5d90c4af973f691ccab63fa82b85cd6c5
CRs-Fixed: 588989

1 files changed, 75 insertions, 0 deletions

diff --git a/CORE/SERVICES/WMA/wma.c b/CORE/SERVICES/WMA/wma.c
index d48d0ea0b8bf..b4870d77e410 100644
--- a/CORE/SERVICES/WMA/wma.c
+++ b/CORE/SERVICES/WMA/wma.c
@@ -5144,6 +5144,74 @@ VOS_STATUS wma_process_lphb_conf_req(tp_wma_handle wma_handle,
 }
 #endif
 
+VOS_STATUS wma_process_dhcp_ind(tp_wma_handle wma_handle,
+				tAniDHCPInd *ta_dhcp_ind)
+{
+	uint8_t vdev_id;
+	int status = 0;
+	wmi_buf_t buf = NULL;
+	u_int8_t *buf_ptr;
+	wmi_peer_set_param_cmd_fixed_param *peer_set_param_fp;
+	int len = sizeof(wmi_peer_set_param_cmd_fixed_param);
+
+	if (!ta_dhcp_ind)
+	{
+		WMA_LOGE("%s : DHCP indication is NULL", __func__);
+		return VOS_STATUS_E_FAILURE;
+	}
+
+	if (!wma_find_vdev_by_addr(wma_handle, ta_dhcp_ind->macAddr,
+		&vdev_id))
+	{
+		WMA_LOGE("%s: Failed to find vdev id for DHCP indication",
+			__func__);
+		return VOS_STATUS_E_FAILURE;
+	}
+
+	WMA_LOGI("%s: WMA --> WMI_PEER_SET_PARAM triggered by DHCP, "
+		"msgType=%s,"
+		"device_mode=%d, macAddr=" MAC_ADDRESS_STR,
+		__func__,
+		ta_dhcp_ind->msgType==WDA_DHCP_START_IND?
+			"WDA_DHCP_START_IND":"WDA_DHCP_STOP_IND",
+		ta_dhcp_ind->device_mode,
+		MAC_ADDR_ARRAY(ta_dhcp_ind->macAddr));
+
+	buf = wmi_buf_alloc(wma_handle->wmi_handle, len);
+	if (!buf) {
+		WMA_LOGE("%s : wmi_buf_alloc failed", __func__);
+		return VOS_STATUS_E_NOMEM;
+	}
+
+	buf_ptr = (u_int8_t *) wmi_buf_data(buf);
+	peer_set_param_fp = (wmi_peer_set_param_cmd_fixed_param *) buf_ptr;
+	WMITLV_SET_HDR(&peer_set_param_fp->tlv_header,
+			WMITLV_TAG_STRUC_wmi_peer_set_param_cmd_fixed_param,
+			WMITLV_GET_STRUCT_TLVLEN(
+			wmi_peer_set_param_cmd_fixed_param));
+
+	/* fill in values */
+	peer_set_param_fp->vdev_id = vdev_id;
+	peer_set_param_fp->param_id = WMI_PEER_CRIT_PROTO_HINT_ENABLED;
+	if (WDA_DHCP_START_IND == ta_dhcp_ind->msgType)
+		peer_set_param_fp->param_value = 1;
+	else
+		peer_set_param_fp->param_value = 0;
+	WMI_CHAR_ARRAY_TO_MAC_ADDR(ta_dhcp_ind->macAddr,
+		&peer_set_param_fp->peer_macaddr);
+
+	status = wmi_unified_cmd_send(wma_handle->wmi_handle, buf,
+		len, WMI_PEER_SET_PARAM_CMDID);
+	if (status != EOK) {
+		WMA_LOGE("%s: wmi_unified_cmd_send WMI_PEER_SET_PARAM_CMD"
+			" returned Error %d",
+			__func__, status);
+		return VOS_STATUS_E_FAILURE;
+	}
+
+	return VOS_STATUS_SUCCESS;
+}
+
 static WLAN_PHY_MODE wma_chan_to_mode(u8 chan, ePhyChanBondState chan_offset,
                                       u8 vht_capable)
 {
@@ -14132,6 +14200,13 @@ VOS_STATUS wma_mc_process_msg(v_VOID_t *vos_context, vos_msg_t *msg)
 			wma_process_lphb_conf_req(wma_handle, (tSirLPHBReq *)msg->bodyptr);
 			break;
 #endif
+
+		case WDA_DHCP_START_IND:
+		case WDA_DHCP_STOP_IND:
+			wma_process_dhcp_ind(wma_handle,
+				(tAniDHCPInd *)msg->bodyptr);
+			break;
+
 	    case WDA_INIT_THERMAL_INFO_CMD:
 			wma_process_init_thermal_info(wma_handle, (t_thermal_mgmt *)msg->bodyptr);
 			break;