提交 0dcec221 编写于 作者: H Haiyang Zhang 提交者: David S. Miller

hv_netvsc: Add NetVSP v6 and v6.1 into version negotiation

This patch adds the NetVSP v6 and 6.1 message structures, and includes
these versions into NetVSC/NetVSP version negotiation process.
Signed-off-by: NHaiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 0fe554a4
......@@ -237,6 +237,8 @@ void netvsc_switch_datapath(struct net_device *nv_dev, bool vf);
#define NVSP_PROTOCOL_VERSION_2 0x30002
#define NVSP_PROTOCOL_VERSION_4 0x40000
#define NVSP_PROTOCOL_VERSION_5 0x50000
#define NVSP_PROTOCOL_VERSION_6 0x60000
#define NVSP_PROTOCOL_VERSION_61 0x60001
enum {
NVSP_MSG_TYPE_NONE = 0,
......@@ -308,6 +310,12 @@ enum {
NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE,
NVSP_MSG5_MAX = NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE,
/* Version 6 messages */
NVSP_MSG6_TYPE_PD_API,
NVSP_MSG6_TYPE_PD_POST_BATCH,
NVSP_MSG6_MAX = NVSP_MSG6_TYPE_PD_POST_BATCH
};
enum {
......@@ -619,12 +627,168 @@ union nvsp_5_message_uber {
struct nvsp_5_send_indirect_table send_table;
} __packed;
enum nvsp_6_pd_api_op {
PD_API_OP_CONFIG = 1,
PD_API_OP_SW_DATAPATH, /* Switch Datapath */
PD_API_OP_OPEN_PROVIDER,
PD_API_OP_CLOSE_PROVIDER,
PD_API_OP_CREATE_QUEUE,
PD_API_OP_FLUSH_QUEUE,
PD_API_OP_FREE_QUEUE,
PD_API_OP_ALLOC_COM_BUF, /* Allocate Common Buffer */
PD_API_OP_FREE_COM_BUF, /* Free Common Buffer */
PD_API_OP_MAX
};
struct grp_affinity {
u64 mask;
u16 grp;
u16 reserved[3];
} __packed;
struct nvsp_6_pd_api_req {
u32 op;
union {
/* MMIO information is sent from the VM to VSP */
struct __packed {
u64 mmio_pa; /* MMIO Physical Address */
u32 mmio_len;
/* Number of PD queues a VM can support */
u16 num_subchn;
} config;
/* Switch Datapath */
struct __packed {
/* Host Datapath Is PacketDirect */
u8 host_dpath_is_pd;
/* Guest PacketDirect Is Enabled */
u8 guest_pd_enabled;
} sw_dpath;
/* Open Provider*/
struct __packed {
u32 prov_id; /* Provider id */
u32 flag;
} open_prov;
/* Close Provider */
struct __packed {
u32 prov_id;
} cls_prov;
/* Create Queue*/
struct __packed {
u32 prov_id;
u16 q_id;
u16 q_size;
u8 is_recv_q;
u8 is_rss_q;
u32 recv_data_len;
struct grp_affinity affy;
} cr_q;
/* Delete Queue*/
struct __packed {
u32 prov_id;
u16 q_id;
} del_q;
/* Flush Queue */
struct __packed {
u32 prov_id;
u16 q_id;
} flush_q;
/* Allocate Common Buffer */
struct __packed {
u32 len;
u32 pf_node; /* Preferred Node */
u16 region_id;
} alloc_com_buf;
/* Free Common Buffer */
struct __packed {
u32 len;
u64 pa; /* Physical Address */
u32 pf_node; /* Preferred Node */
u16 region_id;
u8 cache_type;
} free_com_buf;
} __packed;
} __packed;
struct nvsp_6_pd_api_comp {
u32 op;
u32 status;
union {
struct __packed {
/* actual number of PD queues allocated to the VM */
u16 num_pd_q;
/* Num Receive Rss PD Queues */
u8 num_rss_q;
u8 is_supported; /* Is supported by VSP */
u8 is_enabled; /* Is enabled by VSP */
} config;
/* Open Provider */
struct __packed {
u32 prov_id;
} open_prov;
/* Create Queue */
struct __packed {
u32 prov_id;
u16 q_id;
u16 q_size;
u32 recv_data_len;
struct grp_affinity affy;
} cr_q;
/* Allocate Common Buffer */
struct __packed {
u64 pa; /* Physical Address */
u32 len;
u32 pf_node; /* Preferred Node */
u16 region_id;
u8 cache_type;
} alloc_com_buf;
} __packed;
} __packed;
struct nvsp_6_pd_buf {
u32 region_offset;
u16 region_id;
u16 is_partial:1;
u16 reserved:15;
} __packed;
struct nvsp_6_pd_batch_msg {
struct nvsp_message_header hdr;
u16 count;
u16 guest2host:1;
u16 is_recv:1;
u16 reserved:14;
struct nvsp_6_pd_buf pd_buf[0];
} __packed;
union nvsp_6_message_uber {
struct nvsp_6_pd_api_req pd_req;
struct nvsp_6_pd_api_comp pd_comp;
} __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_4_message_uber v4_msg;
union nvsp_5_message_uber v5_msg;
union nvsp_6_message_uber v6_msg;
} __packed;
/* ALL Messages */
......
......@@ -525,7 +525,8 @@ static int netvsc_connect_vsp(struct hv_device *device,
struct net_device *ndev = hv_get_drvdata(device);
static const u32 ver_list[] = {
NVSP_PROTOCOL_VERSION_1, NVSP_PROTOCOL_VERSION_2,
NVSP_PROTOCOL_VERSION_4, NVSP_PROTOCOL_VERSION_5
NVSP_PROTOCOL_VERSION_4, NVSP_PROTOCOL_VERSION_5,
NVSP_PROTOCOL_VERSION_6, NVSP_PROTOCOL_VERSION_61
};
struct nvsp_message *init_packet;
int ndis_version, i, ret;
......
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