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qcacld-3.0: Add support for enhance multicast offload

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Add supprot for enhance multicast offload feature such that
FW can filter out multicast IP data packets transmitted using
unicast MAC address.

Change-Id: I78066bec094b7b69ba1c2070d23eabb95853f52d
CRs-Fixed: 993496
This commit is contained in:
Rajeev Kumar 2016-04-15 18:10:33 -07:00 • committed by Gerrit - the friendly Code Review server
commit ef96e1580b
1 changed files with 62 additions and 0 deletions
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62
core/wma/src/wma_features.c
View file

@ -4012,6 +4012,53 @@ static QDF_STATUS wma_add_clear_mcbc_filter(tp_wma_handle wma_handle,
vdev_id, multicast_addr, clearList);
}
/**
* wma_config_enhance_multicast_offload() - config enhance multicast offload
* @wma_handle: wma handle
* @vdev_id: vdev id
* @action: enable or disable enhance multicast offload
*
* Return: none
*/
static void wma_config_enhance_multicast_offload(tp_wma_handle wma_handle,
uint8_t vdev_id,
uint8_t action)
{
int status;
wmi_buf_t buf;
wmi_config_enhanced_mcast_filter_cmd_fixed_param *cmd;
buf = wmi_buf_alloc(wma_handle->wmi_handle, sizeof(*cmd));
if (!buf) {
WMA_LOGE("Failed to allocate buffer to send set key cmd");
return;
}
cmd = (wmi_config_enhanced_mcast_filter_cmd_fixed_param *)
wmi_buf_data(buf);
WMITLV_SET_HDR(&cmd->tlv_header,
WMITLV_TAG_STRUC_wmi_config_enhanced_mcast_filter_fixed_param,
WMITLV_GET_STRUCT_TLVLEN(wmi_config_enhanced_mcast_filter_cmd_fixed_param));
cmd->vdev_id = vdev_id;
cmd->enable = ((0 == action) ? ENHANCED_MCAST_FILTER_DISABLED :
ENHANCED_MCAST_FILTER_ENABLED);
WMA_LOGD("%s: config enhance multicast offload action %d for vdev %d",
__func__, action, vdev_id);
status = wmi_unified_cmd_send(wma_handle->wmi_handle, buf,
sizeof(*cmd), WMI_CONFIG_ENHANCED_MCAST_FILTER_CMDID);
if (status) {
qdf_nbuf_free(buf);
WMA_LOGE("%s:Failed to send WMI_CONFIG_ENHANCED_MCAST_FILTER_CMDID",
__func__);
}
return;
}
/**
* wma_process_mcbc_set_filter_req() - process mcbc set filter request
* @wma_handle: wma handle
@ -4036,6 +4083,21 @@ QDF_STATUS wma_process_mcbc_set_filter_req(tp_wma_handle wma_handle,
mcbc_param->bssid.bytes);
return QDF_STATUS_E_FAILURE;
}
/*
* Configure enhance multicast offload feature for filtering out
* multicast IP data packets transmitted using unicast MAC address
*/
if (WMI_SERVICE_IS_ENABLED(wma_handle->wmi_service_bitmap,
WMI_SERVICE_ENHANCED_MCAST_FILTER)) {
WMA_LOGD("%s: FW supports enhance multicast offload", __func__);
wma_config_enhance_multicast_offload(wma_handle, vdev_id,
mcbc_param->action);
} else {
WMA_LOGD("%s: FW does not support enhance multicast offload",
__func__);
}
/* set mcbc_param->action to clear MCList and reset
* to configure the MCList in FW
*/