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-rw-r--r--include/linux/virtio_net.h20
1 files changed, 12 insertions, 8 deletions
diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h
index cec79adbe3ea..d8dd539c9f48 100644
--- a/include/linux/virtio_net.h
+++ b/include/linux/virtio_net.h
@@ -27,11 +27,11 @@
27#define VIRTIO_NET_F_CTRL_VQ 17 /* Control channel available */ 27#define VIRTIO_NET_F_CTRL_VQ 17 /* Control channel available */
28#define VIRTIO_NET_F_CTRL_RX 18 /* Control channel RX mode support */ 28#define VIRTIO_NET_F_CTRL_RX 18 /* Control channel RX mode support */
29#define VIRTIO_NET_F_CTRL_VLAN 19 /* Control channel VLAN filtering */ 29#define VIRTIO_NET_F_CTRL_VLAN 19 /* Control channel VLAN filtering */
30#define VIRTIO_NET_F_CTRL_RX_EXTRA 20 /* Extra RX mode control support */
30 31
31#define VIRTIO_NET_S_LINK_UP 1 /* Link is up */ 32#define VIRTIO_NET_S_LINK_UP 1 /* Link is up */
32 33
33struct virtio_net_config 34struct virtio_net_config {
34{
35 /* The config defining mac address (if VIRTIO_NET_F_MAC) */ 35 /* The config defining mac address (if VIRTIO_NET_F_MAC) */
36 __u8 mac[6]; 36 __u8 mac[6];
37 /* See VIRTIO_NET_F_STATUS and VIRTIO_NET_S_* above */ 37 /* See VIRTIO_NET_F_STATUS and VIRTIO_NET_S_* above */
@@ -40,8 +40,7 @@ struct virtio_net_config
40 40
41/* This is the first element of the scatter-gather list. If you don't 41/* This is the first element of the scatter-gather list. If you don't
42 * specify GSO or CSUM features, you can simply ignore the header. */ 42 * specify GSO or CSUM features, you can simply ignore the header. */
43struct virtio_net_hdr 43struct virtio_net_hdr {
44{
45#define VIRTIO_NET_HDR_F_NEEDS_CSUM 1 // Use csum_start, csum_offset 44#define VIRTIO_NET_HDR_F_NEEDS_CSUM 1 // Use csum_start, csum_offset
46 __u8 flags; 45 __u8 flags;
47#define VIRTIO_NET_HDR_GSO_NONE 0 // Not a GSO frame 46#define VIRTIO_NET_HDR_GSO_NONE 0 // Not a GSO frame
@@ -81,14 +80,19 @@ typedef __u8 virtio_net_ctrl_ack;
81#define VIRTIO_NET_ERR 1 80#define VIRTIO_NET_ERR 1
82 81
83/* 82/*
84 * Control the RX mode, ie. promisucous and allmulti. PROMISC and 83 * Control the RX mode, ie. promisucous, allmulti, etc...
85 * ALLMULTI commands require an "out" sg entry containing a 1 byte 84 * All commands require an "out" sg entry containing a 1 byte
86 * state value, zero = disable, non-zero = enable. These commands 85 * state value, zero = disable, non-zero = enable. Commands
87 * are supported with the VIRTIO_NET_F_CTRL_RX feature. 86 * 0 and 1 are supported with the VIRTIO_NET_F_CTRL_RX feature.
87 * Commands 2-5 are added with VIRTIO_NET_F_CTRL_RX_EXTRA.
88 */ 88 */
89#define VIRTIO_NET_CTRL_RX 0 89#define VIRTIO_NET_CTRL_RX 0
90 #define VIRTIO_NET_CTRL_RX_PROMISC 0 90 #define VIRTIO_NET_CTRL_RX_PROMISC 0
91 #define VIRTIO_NET_CTRL_RX_ALLMULTI 1 91 #define VIRTIO_NET_CTRL_RX_ALLMULTI 1
92 #define VIRTIO_NET_CTRL_RX_ALLUNI 2
93 #define VIRTIO_NET_CTRL_RX_NOMULTI 3
94 #define VIRTIO_NET_CTRL_RX_NOUNI 4
95 #define VIRTIO_NET_CTRL_RX_NOBCAST 5
92 96
93/* 97/*
94 * Control the MAC filter table. 98 * Control the MAC filter table.