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hyperv/hn: Remove unused function

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MFC after:	1 week
Sponsored by:	Microsoft
Differential Revision:	https://reviews.freebsd.org/D7684
This commit is contained in:
Sepherosa Ziehau 2016-08-30 03:55:43 +00:00
parent 05bbfc3062
commit c7359ebb0c
1 changed files with 0 additions and 75 deletions
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75
sys/dev/hyperv/netvsc/hv_rndis_filter.c
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@ -82,9 +82,6 @@ static void hv_rf_receive_data(struct hn_rx_ring *rxr,
static inline int hv_rf_query_device_mac(rndis_device *device);
static inline int hv_rf_query_device_link_status(rndis_device *device);
static int hv_rf_init_device(rndis_device *device);
int
hv_rf_send_offload_request(struct hn_softc *sc,
rndis_offload_params *offloads);
static void hn_rndis_sent_halt(struct hn_send_ctx *sndc,
struct hn_softc *sc, struct vmbus_channel *chan,
@ -352,78 +349,6 @@ hv_rf_receive_response(rndis_device *device, const rndis_msg *response)
}
}
int
hv_rf_send_offload_request(struct hn_softc *sc,
rndis_offload_params *offloads)
{
rndis_request *request;
rndis_set_request *set;
rndis_offload_params *offload_req;
rndis_set_complete *set_complete;
rndis_device *rndis_dev = sc->rndis_dev;
device_t dev = sc->hn_dev;
uint32_t extlen = sizeof(rndis_offload_params);
int ret;
if (sc->hn_nvs_ver <= NVSP_PROTOCOL_VERSION_4) {
extlen = VERSION_4_OFFLOAD_SIZE;
/* On NVSP_PROTOCOL_VERSION_4 and below, we do not support
* UDP checksum offload.
*/
offloads->udp_ipv4_csum = 0;
offloads->udp_ipv6_csum = 0;
}
request = hv_rndis_request(rndis_dev, REMOTE_NDIS_SET_MSG,
RNDIS_MESSAGE_SIZE(rndis_set_request) + extlen);
if (!request)
return (ENOMEM);
set = &request->request_msg.msg.set_request;
set->oid = RNDIS_OID_TCP_OFFLOAD_PARAMETERS;
set->info_buffer_length = extlen;
set->info_buffer_offset = sizeof(rndis_set_request);
set->device_vc_handle = 0;
offload_req = (rndis_offload_params *)((unsigned long)set +
set->info_buffer_offset);
*offload_req = *offloads;
offload_req->header.type = RNDIS_OBJECT_TYPE_DEFAULT;
offload_req->header.revision = RNDIS_OFFLOAD_PARAMETERS_REVISION_3;
offload_req->header.size = extlen;
ret = hv_rf_send_request(rndis_dev, request, REMOTE_NDIS_SET_MSG);
if (ret != 0) {
device_printf(dev, "hv send offload request failed, ret=%d!\n",
ret);
goto cleanup;
}
ret = sema_timedwait(&request->wait_sema, 5 * hz);
if (ret != 0) {
device_printf(dev, "hv send offload request timeout\n");
goto cleanup;
}
set_complete = &request->response_msg.msg.set_complete;
if (set_complete->status == RNDIS_STATUS_SUCCESS) {
device_printf(dev, "hv send offload request succeeded\n");
ret = 0;
} else {
if (set_complete->status == RNDIS_STATUS_NOT_SUPPORTED) {
device_printf(dev, "HV Not support offload\n");
ret = 0;
} else {
ret = set_complete->status;
}
}
cleanup:
hv_put_rndis_request(rndis_dev, request);
return (ret);
}
/*
* RNDIS filter receive indicate status
*/