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OpenCloudOS-Kernel/drivers/net/ethernet/ibm/ibmvnic.h

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/**************************************************************************/
/* */
/* IBM System i and System p Virtual NIC Device Driver */
/* Copyright (C) 2014 IBM Corp. */
/* Santiago Leon (santi_leon@yahoo.com) */
/* Thomas Falcon (tlfalcon@linux.vnet.ibm.com) */
/* John Allen (jallen@linux.vnet.ibm.com) */
/* */
/* This program is free software; you can redistribute it and/or modify */
/* it under the terms of the GNU General Public License as published by */
/* the Free Software Foundation; either version 2 of the License, or */
/* (at your option) any later version. */
/* */
/* This program is distributed in the hope that it will be useful, */
/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
/* GNU General Public License for more details. */
/* */
/* You should have received a copy of the GNU General Public License */
/* along with this program. */
/* */
/* This module contains the implementation of a virtual ethernet device */
/* for use with IBM i/pSeries LPAR Linux. It utilizes the logical LAN */
/* option of the RS/6000 Platform Architecture to interface with virtual */
/* ethernet NICs that are presented to the partition by the hypervisor. */
/* */
/**************************************************************************/
#define IBMVNIC_NAME "ibmvnic"
#define IBMVNIC_DRIVER_VERSION "1.0"
#define IBMVNIC_INVALID_MAP -1
#define IBMVNIC_STATS_TIMEOUT 1
/* basic structures plus 100 2k buffers */
#define IBMVNIC_IO_ENTITLEMENT_DEFAULT 610305
/* Initial module_parameters */
#define IBMVNIC_RX_WEIGHT 16
/* when changing this, update IBMVNIC_IO_ENTITLEMENT_DEFAULT */
#define IBMVNIC_BUFFS_PER_POOL 100
#define IBMVNIC_MAX_TX_QUEUES 5
struct ibmvnic_login_buffer {
__be32 len;
__be32 version;
#define INITIAL_VERSION_LB 1
__be32 num_txcomp_subcrqs;
__be32 off_txcomp_subcrqs;
__be32 num_rxcomp_subcrqs;
__be32 off_rxcomp_subcrqs;
__be32 login_rsp_ioba;
__be32 login_rsp_len;
} __packed __aligned(8);
struct ibmvnic_login_rsp_buffer {
__be32 len;
__be32 version;
#define INITIAL_VERSION_LRB 1
__be32 num_txsubm_subcrqs;
__be32 off_txsubm_subcrqs;
__be32 num_rxadd_subcrqs;
__be32 off_rxadd_subcrqs;
__be32 off_rxadd_buff_size;
__be32 num_supp_tx_desc;
__be32 off_supp_tx_desc;
} __packed __aligned(8);
struct ibmvnic_query_ip_offload_buffer {
__be32 len;
__be32 version;
#define INITIAL_VERSION_IOB 1
u8 ipv4_chksum;
u8 ipv6_chksum;
u8 tcp_ipv4_chksum;
u8 tcp_ipv6_chksum;
u8 udp_ipv4_chksum;
u8 udp_ipv6_chksum;
u8 large_tx_ipv4;
u8 large_tx_ipv6;
u8 large_rx_ipv4;
u8 large_rx_ipv6;
u8 reserved1[14];
__be16 max_ipv4_header_size;
__be16 max_ipv6_header_size;
__be16 max_tcp_header_size;
__be16 max_udp_header_size;
__be32 max_large_tx_size;
__be32 max_large_rx_size;
u8 reserved2[16];
u8 ipv6_extension_header;
#define IPV6_EH_NOT_SUPPORTED 0x00
#define IPV6_EH_SUPPORTED_LIM 0x01
#define IPV6_EH_SUPPORTED 0xFF
u8 tcp_pseudosum_req;
#define TCP_PS_NOT_REQUIRED 0x00
#define TCP_PS_REQUIRED 0x01
u8 reserved3[30];
__be16 num_ipv6_ext_headers;
__be32 off_ipv6_ext_headers;
u8 reserved4[154];
} __packed __aligned(8);
struct ibmvnic_control_ip_offload_buffer {
__be32 len;
__be32 version;
#define INITIAL_VERSION_IOB 1
u8 ipv4_chksum;
u8 ipv6_chksum;
u8 tcp_ipv4_chksum;
u8 tcp_ipv6_chksum;
u8 udp_ipv4_chksum;
u8 udp_ipv6_chksum;
u8 large_tx_ipv4;
u8 large_tx_ipv6;
u8 bad_packet_rx;
u8 large_rx_ipv4;
u8 large_rx_ipv6;
u8 reserved4[111];
} __packed __aligned(8);
struct ibmvnic_fw_component {
u8 name[48];
__be32 trace_buff_size;
u8 correlator;
u8 trace_level;
u8 parent_correlator;
u8 error_check_level;
u8 trace_on;
u8 reserved[7];
u8 description[192];
} __packed __aligned(8);
struct ibmvnic_fw_trace_entry {
__be32 trace_id;
u8 num_valid_data;
u8 reserved[3];
__be64 pmc_registers;
__be64 timebase;
__be64 trace_data[5];
} __packed __aligned(8);
struct ibmvnic_statistics {
__be32 version;
__be32 promiscuous;
__be64 rx_packets;
__be64 rx_bytes;
__be64 tx_packets;
__be64 tx_bytes;
__be64 ucast_tx_packets;
__be64 ucast_rx_packets;
__be64 mcast_tx_packets;
__be64 mcast_rx_packets;
__be64 bcast_tx_packets;
__be64 bcast_rx_packets;
__be64 align_errors;
__be64 fcs_errors;
__be64 single_collision_frames;
__be64 multi_collision_frames;
__be64 sqe_test_errors;
__be64 deferred_tx;
__be64 late_collisions;
__be64 excess_collisions;
__be64 internal_mac_tx_errors;
__be64 carrier_sense;
__be64 too_long_frames;
__be64 internal_mac_rx_errors;
u8 reserved[72];
} __packed __aligned(8);
struct ibmvnic_acl_buffer {
__be32 len;
__be32 version;
#define INITIAL_VERSION_IOB 1
u8 mac_acls_restrict;
u8 vlan_acls_restrict;
u8 reserved1[22];
__be32 num_mac_addrs;
__be32 offset_mac_addrs;
__be32 num_vlan_ids;
__be32 offset_vlan_ids;
u8 reserved2[80];
} __packed __aligned(8);
/* descriptors have been changed, how should this be defined? 1? 4? */
#define IBMVNIC_TX_DESC_VERSIONS 3
/* is this still needed? */
struct ibmvnic_tx_comp_desc {
u8 first;
u8 num_comps;
__be16 rcs[5];
__be32 correlators[5];
} __packed __aligned(8);
/* some flags that included in v0 descriptor, which is gone
* only used for IBMVNIC_TCP_CHKSUM and IBMVNIC_UDP_CHKSUM
* and only in some offload_flags variable that doesn't seem
* to be used anywhere, can probably be removed?
*/
#define IBMVNIC_TCP_CHKSUM 0x20
#define IBMVNIC_UDP_CHKSUM 0x08
#define IBMVNIC_MAX_FRAGS_PER_CRQ 3
struct ibmvnic_tx_desc {
u8 first;
u8 type;
#define IBMVNIC_TX_DESC 0x10
u8 n_crq_elem;
u8 n_sge;
u8 flags1;
#define IBMVNIC_TX_COMP_NEEDED 0x80
#define IBMVNIC_TX_CHKSUM_OFFLOAD 0x40
#define IBMVNIC_TX_LSO 0x20
#define IBMVNIC_TX_PROT_TCP 0x10
#define IBMVNIC_TX_PROT_UDP 0x08
#define IBMVNIC_TX_PROT_IPV4 0x04
#define IBMVNIC_TX_PROT_IPV6 0x02
#define IBMVNIC_TX_VLAN_PRESENT 0x01
u8 flags2;
#define IBMVNIC_TX_VLAN_INSERT 0x80
__be16 mss;
u8 reserved[4];
__be32 correlator;
__be16 vlan_id;
__be16 dma_reg;
__be32 sge_len;
__be64 ioba;
} __packed __aligned(8);
struct ibmvnic_hdr_desc {
u8 first;
u8 type;
#define IBMVNIC_HDR_DESC 0x11
u8 len;
u8 l2_len;
__be16 l3_len;
u8 l4_len;
u8 flag;
u8 data[24];
} __packed __aligned(8);
struct ibmvnic_hdr_ext_desc {
u8 first;
u8 type;
#define IBMVNIC_HDR_EXT_DESC 0x12
u8 len;
u8 data[29];
} __packed __aligned(8);
struct ibmvnic_sge_desc {
u8 first;
u8 type;
#define IBMVNIC_SGE_DESC 0x30
__be16 sge1_dma_reg;
__be32 sge1_len;
__be64 sge1_ioba;
__be16 reserved;
__be16 sge2_dma_reg;
__be32 sge2_len;
__be64 sge2_ioba;
} __packed __aligned(8);
struct ibmvnic_rx_comp_desc {
u8 first;
u8 flags;
#define IBMVNIC_IP_CHKSUM_GOOD 0x80
#define IBMVNIC_TCP_UDP_CHKSUM_GOOD 0x40
#define IBMVNIC_END_FRAME 0x20
#define IBMVNIC_EXACT_MC 0x10
#define IBMVNIC_VLAN_STRIPPED 0x08
__be16 off_frame_data;
__be32 len;
__be64 correlator;
__be16 vlan_tci;
__be16 rc;
u8 reserved[12];
} __packed __aligned(8);
struct ibmvnic_generic_scrq {
u8 first;
u8 reserved[31];
} __packed __aligned(8);
struct ibmvnic_rx_buff_add_desc {
u8 first;
u8 reserved[7];
__be64 correlator;
__be32 ioba;
u8 map_id;
__be32 len:24;
u8 reserved2[8];
} __packed __aligned(8);
struct ibmvnic_rc {
u8 code; /* one of enum ibmvnic_rc_codes */
u8 detailed_data[3];
} __packed __aligned(4);
struct ibmvnic_generic_crq {
u8 first;
u8 cmd;
u8 params[10];
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_version_exchange {
u8 first;
u8 cmd;
__be16 version;
#define IBMVNIC_INITIAL_VERSION 1
u8 reserved[8];
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_capability {
u8 first;
u8 cmd;
__be16 capability; /* one of ibmvnic_capabilities */
__be64 number;
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_login {
u8 first;
u8 cmd;
u8 reserved[6];
__be32 ioba;
__be32 len;
} __packed __aligned(8);
struct ibmvnic_phys_parms {
u8 first;
u8 cmd;
u8 flags1;
#define IBMVNIC_EXTERNAL_LOOPBACK 0x80
#define IBMVNIC_INTERNAL_LOOPBACK 0x40
#define IBMVNIC_PROMISC 0x20
#define IBMVNIC_PHYS_LINK_ACTIVE 0x10
#define IBMVNIC_AUTONEG_DUPLEX 0x08
#define IBMVNIC_FULL_DUPLEX 0x04
#define IBMVNIC_HALF_DUPLEX 0x02
#define IBMVNIC_CAN_CHG_PHYS_PARMS 0x01
u8 flags2;
#define IBMVNIC_LOGICAL_LNK_ACTIVE 0x80
__be32 speed;
#define IBMVNIC_AUTONEG 0x80
#define IBMVNIC_10MBPS 0x40
#define IBMVNIC_100MBPS 0x20
#define IBMVNIC_1GBPS 0x10
#define IBMVNIC_10GBPS 0x08
__be32 mtu;
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_logical_link_state {
u8 first;
u8 cmd;
u8 link_state;
#define IBMVNIC_LOGICAL_LNK_DN 0x00
#define IBMVNIC_LOGICAL_LNK_UP 0x01
#define IBMVNIC_LOGICAL_LNK_QUERY 0xff
u8 reserved[9];
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_query_ip_offload {
u8 first;
u8 cmd;
u8 reserved[2];
__be32 len;
__be32 ioba;
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_control_ip_offload {
u8 first;
u8 cmd;
u8 reserved[2];
__be32 ioba;
__be32 len;
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_request_dump_size {
u8 first;
u8 cmd;
u8 reserved[6];
__be32 len;
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_request_dump {
u8 first;
u8 cmd;
u8 reserved1[2];
__be32 ioba;
__be32 len;
u8 reserved2[4];
} __packed __aligned(8);
struct ibmvnic_request_dump_rsp {
u8 first;
u8 cmd;
u8 reserved[6];
__be32 dumped_len;
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_request_ras_comp_num {
u8 first;
u8 cmd;
u8 reserved1[2];
__be32 num_components;
u8 reserved2[4];
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_request_ras_comps {
u8 first;
u8 cmd;
u8 reserved[2];
__be32 ioba;
__be32 len;
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_control_ras {
u8 first;
u8 cmd;
u8 correlator;
u8 level;
u8 op;
#define IBMVNIC_TRACE_LEVEL 1
#define IBMVNIC_ERROR_LEVEL 2
#define IBMVNIC_TRACE_PAUSE 3
#define IBMVNIC_TRACE_RESUME 4
#define IBMVNIC_TRACE_ON 5
#define IBMVNIC_TRACE_OFF 6
#define IBMVNIC_CHG_TRACE_BUFF_SZ 7
u8 trace_buff_sz[3];
u8 reserved[4];
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_collect_fw_trace {
u8 first;
u8 cmd;
u8 correlator;
u8 reserved;
__be32 ioba;
__be32 len;
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_request_statistics {
u8 first;
u8 cmd;
u8 flags;
#define IBMVNIC_PHYSICAL_PORT 0x80
u8 reserved1;
__be32 ioba;
__be32 len;
u8 reserved[4];
} __packed __aligned(8);
struct ibmvnic_request_debug_stats {
u8 first;
u8 cmd;
u8 reserved[2];
__be32 ioba;
__be32 len;
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_error_indication {
u8 first;
u8 cmd;
u8 flags;
#define IBMVNIC_FATAL_ERROR 0x80
u8 reserved1;
__be32 error_id;
__be32 detail_error_sz;
__be16 error_cause;
u8 reserved2[2];
} __packed __aligned(8);
struct ibmvnic_request_error_info {
u8 first;
u8 cmd;
u8 reserved[2];
__be32 ioba;
__be32 len;
__be32 error_id;
} __packed __aligned(8);
struct ibmvnic_request_error_rsp {
u8 first;
u8 cmd;
u8 reserved[2];
__be32 error_id;
__be32 len;
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_link_state_indication {
u8 first;
u8 cmd;
u8 reserved1[2];
u8 phys_link_state;
u8 logical_link_state;
u8 reserved2[10];
} __packed __aligned(8);
struct ibmvnic_change_mac_addr {
u8 first;
u8 cmd;
u8 mac_addr[6];
struct ibmvnic_rc rc;
u8 reserved[4];
} __packed __aligned(8);
struct ibmvnic_multicast_ctrl {
u8 first;
u8 cmd;
u8 mac_addr[6];
u8 flags;
#define IBMVNIC_ENABLE_MC 0x80
#define IBMVNIC_DISABLE_MC 0x40
#define IBMVNIC_ENABLE_ALL 0x20
#define IBMVNIC_DISABLE_ALL 0x10
u8 reserved1;
__be16 reserved2; /* was num_enabled_mc_addr; */
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_get_vpd_size_rsp {
u8 first;
u8 cmd;
u8 reserved[2];
__be64 len;
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_get_vpd {
u8 first;
u8 cmd;
u8 reserved1[2];
__be32 ioba;
__be32 len;
u8 reserved[4];
} __packed __aligned(8);
struct ibmvnic_acl_change_indication {
u8 first;
u8 cmd;
__be16 change_type;
#define IBMVNIC_MAC_ACL 0
#define IBMVNIC_VLAN_ACL 1
u8 reserved[12];
} __packed __aligned(8);
struct ibmvnic_acl_query {
u8 first;
u8 cmd;
u8 reserved1[2];
__be32 ioba;
__be32 len;
u8 reserved2[4];
} __packed __aligned(8);
struct ibmvnic_tune {
u8 first;
u8 cmd;
u8 reserved1[2];
__be32 ioba;
__be32 len;
u8 reserved2[4];
} __packed __aligned(8);
struct ibmvnic_request_map {
u8 first;
u8 cmd;
u8 reserved1;
u8 map_id;
__be32 ioba;
__be32 len;
u8 reserved2[4];
} __packed __aligned(8);
struct ibmvnic_request_map_rsp {
u8 first;
u8 cmd;
u8 reserved1;
u8 map_id;
u8 reserved2[4];
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_request_unmap {
u8 first;
u8 cmd;
u8 reserved1;
u8 map_id;
u8 reserved2[12];
} __packed __aligned(8);
struct ibmvnic_request_unmap_rsp {
u8 first;
u8 cmd;
u8 reserved1;
u8 map_id;
u8 reserved2[8];
struct ibmvnic_rc rc;
} __packed __aligned(8);
struct ibmvnic_query_map {
u8 first;
u8 cmd;
u8 reserved[14];
} __packed __aligned(8);
struct ibmvnic_query_map_rsp {
u8 first;
u8 cmd;
u8 reserved;
u8 page_size;
__be32 tot_pages;
__be32 free_pages;
struct ibmvnic_rc rc;
} __packed __aligned(8);
union ibmvnic_crq {
struct ibmvnic_generic_crq generic;
struct ibmvnic_version_exchange version_exchange;
struct ibmvnic_version_exchange version_exchange_rsp;
struct ibmvnic_capability query_capability;
struct ibmvnic_capability query_capability_rsp;
struct ibmvnic_capability request_capability;
struct ibmvnic_capability request_capability_rsp;
struct ibmvnic_login login;
struct ibmvnic_generic_crq login_rsp;
struct ibmvnic_phys_parms query_phys_parms;
struct ibmvnic_phys_parms query_phys_parms_rsp;
struct ibmvnic_phys_parms query_phys_capabilities;
struct ibmvnic_phys_parms query_phys_capabilities_rsp;
struct ibmvnic_phys_parms set_phys_parms;
struct ibmvnic_phys_parms set_phys_parms_rsp;
struct ibmvnic_logical_link_state logical_link_state;
struct ibmvnic_logical_link_state logical_link_state_rsp;
struct ibmvnic_query_ip_offload query_ip_offload;
struct ibmvnic_query_ip_offload query_ip_offload_rsp;
struct ibmvnic_control_ip_offload control_ip_offload;
struct ibmvnic_control_ip_offload control_ip_offload_rsp;
struct ibmvnic_request_dump_size request_dump_size;
struct ibmvnic_request_dump_size request_dump_size_rsp;
struct ibmvnic_request_dump request_dump;
struct ibmvnic_request_dump_rsp request_dump_rsp;
struct ibmvnic_request_ras_comp_num request_ras_comp_num;
struct ibmvnic_request_ras_comp_num request_ras_comp_num_rsp;
struct ibmvnic_request_ras_comps request_ras_comps;
struct ibmvnic_request_ras_comps request_ras_comps_rsp;
struct ibmvnic_control_ras control_ras;
struct ibmvnic_control_ras control_ras_rsp;
struct ibmvnic_collect_fw_trace collect_fw_trace;
struct ibmvnic_collect_fw_trace collect_fw_trace_rsp;
struct ibmvnic_request_statistics request_statistics;
struct ibmvnic_generic_crq request_statistics_rsp;
struct ibmvnic_request_debug_stats request_debug_stats;
struct ibmvnic_request_debug_stats request_debug_stats_rsp;
struct ibmvnic_error_indication error_indication;
struct ibmvnic_request_error_info request_error_info;
struct ibmvnic_request_error_rsp request_error_rsp;
struct ibmvnic_link_state_indication link_state_indication;
struct ibmvnic_change_mac_addr change_mac_addr;
struct ibmvnic_change_mac_addr change_mac_addr_rsp;
struct ibmvnic_multicast_ctrl multicast_ctrl;
struct ibmvnic_multicast_ctrl multicast_ctrl_rsp;
struct ibmvnic_generic_crq get_vpd_size;
struct ibmvnic_get_vpd_size_rsp get_vpd_size_rsp;
struct ibmvnic_get_vpd get_vpd;
struct ibmvnic_generic_crq get_vpd_rsp;
struct ibmvnic_acl_change_indication acl_change_indication;
struct ibmvnic_acl_query acl_query;
struct ibmvnic_generic_crq acl_query_rsp;
struct ibmvnic_tune tune;
struct ibmvnic_generic_crq tune_rsp;
struct ibmvnic_request_map request_map;
struct ibmvnic_request_map_rsp request_map_rsp;
struct ibmvnic_request_unmap request_unmap;
struct ibmvnic_request_unmap_rsp request_unmap_rsp;
struct ibmvnic_query_map query_map;
struct ibmvnic_query_map_rsp query_map_rsp;
};
enum ibmvnic_rc_codes {
SUCCESS = 0,
PARTIALSUCCESS = 1,
PERMISSION = 2,
NOMEMORY = 3,
PARAMETER = 4,
UNKNOWNCOMMAND = 5,
ABORTED = 6,
INVALIDSTATE = 7,
INVALIDIOBA = 8,
INVALIDLENGTH = 9,
UNSUPPORTEDOPTION = 10,
};
enum ibmvnic_capabilities {
MIN_TX_QUEUES = 1,
MIN_RX_QUEUES = 2,
MIN_RX_ADD_QUEUES = 3,
MAX_TX_QUEUES = 4,
MAX_RX_QUEUES = 5,
MAX_RX_ADD_QUEUES = 6,
REQ_TX_QUEUES = 7,
REQ_RX_QUEUES = 8,
REQ_RX_ADD_QUEUES = 9,
MIN_TX_ENTRIES_PER_SUBCRQ = 10,
MIN_RX_ADD_ENTRIES_PER_SUBCRQ = 11,
MAX_TX_ENTRIES_PER_SUBCRQ = 12,
MAX_RX_ADD_ENTRIES_PER_SUBCRQ = 13,
REQ_TX_ENTRIES_PER_SUBCRQ = 14,
REQ_RX_ADD_ENTRIES_PER_SUBCRQ = 15,
TCP_IP_OFFLOAD = 16,
PROMISC_REQUESTED = 17,
PROMISC_SUPPORTED = 18,
MIN_MTU = 19,
MAX_MTU = 20,
REQ_MTU = 21,
MAX_MULTICAST_FILTERS = 22,
VLAN_HEADER_INSERTION = 23,
MAX_TX_SG_ENTRIES = 25,
RX_SG_SUPPORTED = 26,
RX_SG_REQUESTED = 27,
OPT_TX_COMP_SUB_QUEUES = 28,
OPT_RX_COMP_QUEUES = 29,
OPT_RX_BUFADD_Q_PER_RX_COMP_Q = 30,
OPT_TX_ENTRIES_PER_SUBCRQ = 31,
OPT_RXBA_ENTRIES_PER_SUBCRQ = 32,
TX_RX_DESC_REQ = 33,
};
enum ibmvnic_error_cause {
ADAPTER_PROBLEM = 0,
BUS_PROBLEM = 1,
FW_PROBLEM = 2,
DD_PROBLEM = 3,
EEH_RECOVERY = 4,
FW_UPDATED = 5,
LOW_MEMORY = 6,
};
enum ibmvnic_commands {
VERSION_EXCHANGE = 0x01,
VERSION_EXCHANGE_RSP = 0x81,
QUERY_CAPABILITY = 0x02,
QUERY_CAPABILITY_RSP = 0x82,
REQUEST_CAPABILITY = 0x03,
REQUEST_CAPABILITY_RSP = 0x83,
LOGIN = 0x04,
LOGIN_RSP = 0x84,
QUERY_PHYS_PARMS = 0x05,
QUERY_PHYS_PARMS_RSP = 0x85,
QUERY_PHYS_CAPABILITIES = 0x06,
QUERY_PHYS_CAPABILITIES_RSP = 0x86,
SET_PHYS_PARMS = 0x07,
SET_PHYS_PARMS_RSP = 0x87,
ERROR_INDICATION = 0x08,
REQUEST_ERROR_INFO = 0x09,
REQUEST_ERROR_RSP = 0x89,
REQUEST_DUMP_SIZE = 0x0A,
REQUEST_DUMP_SIZE_RSP = 0x8A,
REQUEST_DUMP = 0x0B,
REQUEST_DUMP_RSP = 0x8B,
LOGICAL_LINK_STATE = 0x0C,
LOGICAL_LINK_STATE_RSP = 0x8C,
REQUEST_STATISTICS = 0x0D,
REQUEST_STATISTICS_RSP = 0x8D,
REQUEST_RAS_COMP_NUM = 0x0E,
REQUEST_RAS_COMP_NUM_RSP = 0x8E,
REQUEST_RAS_COMPS = 0x0F,
REQUEST_RAS_COMPS_RSP = 0x8F,
CONTROL_RAS = 0x10,
CONTROL_RAS_RSP = 0x90,
COLLECT_FW_TRACE = 0x11,
COLLECT_FW_TRACE_RSP = 0x91,
LINK_STATE_INDICATION = 0x12,
CHANGE_MAC_ADDR = 0x13,
CHANGE_MAC_ADDR_RSP = 0x93,
MULTICAST_CTRL = 0x14,
MULTICAST_CTRL_RSP = 0x94,
GET_VPD_SIZE = 0x15,
GET_VPD_SIZE_RSP = 0x95,
GET_VPD = 0x16,
GET_VPD_RSP = 0x96,
TUNE = 0x17,
TUNE_RSP = 0x97,
QUERY_IP_OFFLOAD = 0x18,
QUERY_IP_OFFLOAD_RSP = 0x98,
CONTROL_IP_OFFLOAD = 0x19,
CONTROL_IP_OFFLOAD_RSP = 0x99,
ACL_CHANGE_INDICATION = 0x1A,
ACL_QUERY = 0x1B,
ACL_QUERY_RSP = 0x9B,
REQUEST_DEBUG_STATS = 0x1C,
REQUEST_DEBUG_STATS_RSP = 0x9C,
QUERY_MAP = 0x1D,
QUERY_MAP_RSP = 0x9D,
REQUEST_MAP = 0x1E,
REQUEST_MAP_RSP = 0x9E,
REQUEST_UNMAP = 0x1F,
REQUEST_UNMAP_RSP = 0x9F,
VLAN_CTRL = 0x20,
VLAN_CTRL_RSP = 0xA0,
};
enum ibmvnic_crq_type {
IBMVNIC_CRQ_CMD = 0x80,
IBMVNIC_CRQ_CMD_RSP = 0x80,
IBMVNIC_CRQ_INIT_CMD = 0xC0,
IBMVNIC_CRQ_INIT_RSP = 0xC0,
IBMVNIC_CRQ_XPORT_EVENT = 0xFF,
};
enum ibmvfc_crq_format {
IBMVNIC_CRQ_INIT = 0x01,
IBMVNIC_CRQ_INIT_COMPLETE = 0x02,
IBMVNIC_PARTITION_MIGRATED = 0x06,
};
struct ibmvnic_crq_queue {
union ibmvnic_crq *msgs;
int size, cur;
dma_addr_t msg_token;
spinlock_t lock;
};
union sub_crq {
struct ibmvnic_generic_scrq generic;
struct ibmvnic_tx_comp_desc tx_comp;
struct ibmvnic_tx_desc v1;
struct ibmvnic_hdr_desc hdr;
struct ibmvnic_hdr_ext_desc hdr_ext;
struct ibmvnic_sge_desc sge;
struct ibmvnic_rx_comp_desc rx_comp;
struct ibmvnic_rx_buff_add_desc rx_add;
};
struct ibmvnic_sub_crq_queue {
union sub_crq *msgs;
int size, cur;
dma_addr_t msg_token;
unsigned long crq_num;
unsigned long hw_irq;
unsigned int irq;
unsigned int pool_index;
int scrq_num;
spinlock_t lock;
struct sk_buff *rx_skb_top;
struct ibmvnic_adapter *adapter;
};
struct ibmvnic_long_term_buff {
unsigned char *buff;
dma_addr_t addr;
u64 size;
u8 map_id;
};
struct ibmvnic_tx_buff {
struct sk_buff *skb;
dma_addr_t data_dma[IBMVNIC_MAX_FRAGS_PER_CRQ];
unsigned int data_len[IBMVNIC_MAX_FRAGS_PER_CRQ];
int index;
int pool_index;
bool last_frag;
bool used_bounce;
union sub_crq indir_arr[6];
u8 hdr_data[140];
dma_addr_t indir_dma;
};
struct ibmvnic_tx_pool {
struct ibmvnic_tx_buff *tx_buff;
int *free_map;
int consumer_index;
int producer_index;
wait_queue_head_t ibmvnic_tx_comp_q;
struct task_struct *work_thread;
struct ibmvnic_long_term_buff long_term_buff;
};
struct ibmvnic_rx_buff {
struct sk_buff *skb;
dma_addr_t dma;
unsigned char *data;
int size;
int pool_index;
};
struct ibmvnic_rx_pool {
struct ibmvnic_rx_buff *rx_buff;
int size;
int index;
int buff_size;
atomic_t available;
int *free_map;
int next_free;
int next_alloc;
int active;
struct ibmvnic_long_term_buff long_term_buff;
};
struct ibmvnic_error_buff {
char *buff;
dma_addr_t dma;
int len;
struct list_head list;
__be32 error_id;
};
struct ibmvnic_fw_comp_internal {
struct ibmvnic_adapter *adapter;
int num;
struct debugfs_blob_wrapper desc_blob;
int paused;
};
struct ibmvnic_inflight_cmd {
union ibmvnic_crq crq;
struct list_head list;
};
struct ibmvnic_adapter {
struct vio_dev *vdev;
struct net_device *netdev;
struct ibmvnic_crq_queue crq;
u8 mac_addr[ETH_ALEN];
struct ibmvnic_query_ip_offload_buffer ip_offload_buf;
dma_addr_t ip_offload_tok;
struct ibmvnic_control_ip_offload_buffer ip_offload_ctrl;
dma_addr_t ip_offload_ctrl_tok;
bool migrated;
u32 msg_enable;
void *bounce_buffer;
int bounce_buffer_size;
dma_addr_t bounce_buffer_dma;
/* Statistics */
struct net_device_stats net_stats;
struct ibmvnic_statistics stats;
dma_addr_t stats_token;
struct completion stats_done;
spinlock_t stats_lock;
int replenish_no_mem;
int replenish_add_buff_success;
int replenish_add_buff_failure;
int replenish_task_cycles;
int tx_send_failed;
int tx_map_failed;
int phys_link_state;
int logical_link_state;
/* login data */
struct ibmvnic_login_buffer *login_buf;
dma_addr_t login_buf_token;
int login_buf_sz;
struct ibmvnic_login_rsp_buffer *login_rsp_buf;
dma_addr_t login_rsp_buf_token;
int login_rsp_buf_sz;
atomic_t running_cap_queries;
struct ibmvnic_sub_crq_queue **tx_scrq;
struct ibmvnic_sub_crq_queue **rx_scrq;
int requested_caps;
bool renegotiate;
/* rx structs */
struct napi_struct *napi;
struct ibmvnic_rx_pool *rx_pool;
u64 promisc;
struct ibmvnic_tx_pool *tx_pool;
bool closing;
struct completion init_done;
struct list_head errors;
spinlock_t error_list_lock;
/* debugfs */
struct dentry *debugfs_dir;
struct dentry *debugfs_dump;
struct completion fw_done;
char *dump_data;
dma_addr_t dump_data_token;
int dump_data_size;
int ras_comp_num;
struct ibmvnic_fw_component *ras_comps;
struct ibmvnic_fw_comp_internal *ras_comp_int;
dma_addr_t ras_comps_tok;
struct dentry *ras_comps_ent;
/* in-flight commands that allocate and/or map memory*/
struct list_head inflight;
spinlock_t inflight_lock;
/* partner capabilities */
u64 min_tx_queues;
u64 min_rx_queues;
u64 min_rx_add_queues;
u64 max_tx_queues;
u64 max_rx_queues;
u64 max_rx_add_queues;
u64 req_tx_queues;
u64 req_rx_queues;
u64 req_rx_add_queues;
u64 min_tx_entries_per_subcrq;
u64 min_rx_add_entries_per_subcrq;
u64 max_tx_entries_per_subcrq;
u64 max_rx_add_entries_per_subcrq;
u64 req_tx_entries_per_subcrq;
u64 req_rx_add_entries_per_subcrq;
u64 tcp_ip_offload;
u64 promisc_requested;
u64 promisc_supported;
u64 min_mtu;
u64 max_mtu;
u64 req_mtu;
u64 max_multicast_filters;
u64 vlan_header_insertion;
u64 max_tx_sg_entries;
u64 rx_sg_supported;
u64 rx_sg_requested;
u64 opt_tx_comp_sub_queues;
u64 opt_rx_comp_queues;
u64 opt_rx_bufadd_q_per_rx_comp_q;
u64 opt_tx_entries_per_subcrq;
u64 opt_rxba_entries_per_subcrq;
__be64 tx_rx_desc_req;
u8 map_id;
struct work_struct vnic_crq_init;
};
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