diff options
| -rw-r--r-- | drivers/net/hyperv/hyperv_net.h | 53 | ||||
| -rw-r--r-- | drivers/net/hyperv/netvsc.c | 25 | ||||
| -rw-r--r-- | drivers/net/hyperv/netvsc_drv.c | 2 |
3 files changed, 70 insertions, 10 deletions
diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index 01a16ea77a5a..39fc230f5c20 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -139,6 +139,8 @@ int rndis_filter_set_device_mac(struct hv_device *hdev, char *mac); #define NVSP_PROTOCOL_VERSION_1 2 #define NVSP_PROTOCOL_VERSION_2 0x30002 +#define NVSP_PROTOCOL_VERSION_4 0x40000 +#define NVSP_PROTOCOL_VERSION_5 0x50000 enum { NVSP_MSG_TYPE_NONE = 0, @@ -193,6 +195,23 @@ enum { NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE, NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP, + + NVSP_MSG2_MAX = NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP, + + /* Version 4 messages */ + NVSP_MSG4_TYPE_SEND_VF_ASSOCIATION, + NVSP_MSG4_TYPE_SWITCH_DATA_PATH, + NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED, + + NVSP_MSG4_MAX = NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED, + + /* Version 5 messages */ + NVSP_MSG5_TYPE_OID_QUERY_EX, + NVSP_MSG5_TYPE_OID_QUERY_EX_COMP, + NVSP_MSG5_TYPE_SUBCHANNEL, + NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE, + + NVSP_MSG5_MAX = NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE, }; enum { @@ -447,10 +466,44 @@ union nvsp_2_message_uber { struct nvsp_2_free_rxbuf free_rxbuf; } __packed; +enum nvsp_subchannel_operation { + NVSP_SUBCHANNEL_NONE = 0, + NVSP_SUBCHANNEL_ALLOCATE, + NVSP_SUBCHANNEL_MAX +}; + +struct nvsp_5_subchannel_request { + u32 op; + u32 num_subchannels; +} __packed; + +struct nvsp_5_subchannel_complete { + u32 status; + u32 num_subchannels; /* Actual number of subchannels allocated */ +} __packed; + +struct nvsp_5_send_indirect_table { + /* The number of entries in the send indirection table */ + u32 count; + + /* The offset of the send indireciton table from top of this struct. + * The send indirection table tells which channel to put the send + * traffic on. Each entry is a channel number. + */ + u32 offset; +} __packed; + +union nvsp_5_message_uber { + struct nvsp_5_subchannel_request subchn_req; + struct nvsp_5_subchannel_complete subchn_comp; + struct nvsp_5_send_indirect_table send_table; +} __packed; + union nvsp_all_messages { union nvsp_message_init_uber init_msg; union nvsp_1_message_uber v1_msg; union nvsp_2_message_uber v2_msg; + union nvsp_5_message_uber v5_msg; } __packed; /* ALL Messages */ diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c index 9a0e9c6f1414..1a0280dcba7e 100644 --- a/drivers/net/hyperv/netvsc.c +++ b/drivers/net/hyperv/netvsc.c @@ -290,7 +290,7 @@ static int negotiate_nvsp_ver(struct hv_device *device, NVSP_STAT_SUCCESS) return -EINVAL; - if (nvsp_ver != NVSP_PROTOCOL_VERSION_2) + if (nvsp_ver == NVSP_PROTOCOL_VERSION_1) return 0; /* NVSPv2 only: Send NDIS config */ @@ -314,6 +314,9 @@ static int netvsc_connect_vsp(struct hv_device *device) struct nvsp_message *init_packet; int ndis_version; struct net_device *ndev; + u32 ver_list[] = { NVSP_PROTOCOL_VERSION_1, NVSP_PROTOCOL_VERSION_2, + NVSP_PROTOCOL_VERSION_4, NVSP_PROTOCOL_VERSION_5 }; + int i, num_ver = 4; /* number of different NVSP versions */ net_device = get_outbound_net_device(device); if (!net_device) @@ -323,13 +326,14 @@ static int netvsc_connect_vsp(struct hv_device *device) init_packet = &net_device->channel_init_pkt; /* Negotiate the latest NVSP protocol supported */ - if (negotiate_nvsp_ver(device, net_device, init_packet, - NVSP_PROTOCOL_VERSION_2) == 0) { - net_device->nvsp_version = NVSP_PROTOCOL_VERSION_2; - } else if (negotiate_nvsp_ver(device, net_device, init_packet, - NVSP_PROTOCOL_VERSION_1) == 0) { - net_device->nvsp_version = NVSP_PROTOCOL_VERSION_1; - } else { + for (i = num_ver - 1; i >= 0; i--) + if (negotiate_nvsp_ver(device, net_device, init_packet, + ver_list[i]) == 0) { + net_device->nvsp_version = ver_list[i]; + break; + } + + if (i < 0) { ret = -EPROTO; goto cleanup; } @@ -339,7 +343,10 @@ static int netvsc_connect_vsp(struct hv_device *device) /* Send the ndis version */ memset(init_packet, 0, sizeof(struct nvsp_message)); - ndis_version = 0x00050001; + if (net_device->nvsp_version <= NVSP_PROTOCOL_VERSION_4) + ndis_version = 0x00050001; + else + ndis_version = 0x0006001e; init_packet->hdr.msg_type = NVSP_MSG1_TYPE_SEND_NDIS_VER; init_packet->msg.v1_msg. diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index bcd2df2f406a..9ef6be90a81c 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -327,7 +327,7 @@ static int netvsc_change_mtu(struct net_device *ndev, int mtu) if (nvdev == NULL || nvdev->destroy) return -ENODEV; - if (nvdev->nvsp_version == NVSP_PROTOCOL_VERSION_2) + if (nvdev->nvsp_version >= NVSP_PROTOCOL_VERSION_2) limit = NETVSC_MTU; if (mtu < 68 || mtu > limit) |
