1 /**************************************************************************/
3 /* IBM System i and System p Virtual NIC Device Driver */
4 /* Copyright (C) 2014 IBM Corp. */
5 /* Santiago Leon (santi_leon@yahoo.com) */
6 /* Thomas Falcon (tlfalcon@linux.vnet.ibm.com) */
7 /* John Allen (jallen@linux.vnet.ibm.com) */
9 /* This program is free software; you can redistribute it and/or modify */
10 /* it under the terms of the GNU General Public License as published by */
11 /* the Free Software Foundation; either version 2 of the License, or */
12 /* (at your option) any later version. */
14 /* This program is distributed in the hope that it will be useful, */
15 /* but WITHOUT ANY WARRANTY; without even the implied warranty of */
16 /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
17 /* GNU General Public License for more details. */
19 /* You should have received a copy of the GNU General Public License */
20 /* along with this program. */
22 /* This module contains the implementation of a virtual ethernet device */
23 /* for use with IBM i/pSeries LPAR Linux. It utilizes the logical LAN */
24 /* option of the RS/6000 Platform Architecture to interface with virtual */
25 /* ethernet NICs that are presented to the partition by the hypervisor. */
27 /**************************************************************************/
29 #define IBMVNIC_NAME "ibmvnic"
30 #define IBMVNIC_DRIVER_VERSION "1.0.1"
31 #define IBMVNIC_INVALID_MAP -1
32 #define IBMVNIC_STATS_TIMEOUT 1
33 /* basic structures plus 100 2k buffers */
34 #define IBMVNIC_IO_ENTITLEMENT_DEFAULT 610305
36 /* Initial module_parameters */
37 #define IBMVNIC_RX_WEIGHT 16
38 /* when changing this, update IBMVNIC_IO_ENTITLEMENT_DEFAULT */
39 #define IBMVNIC_BUFFS_PER_POOL 100
40 #define IBMVNIC_MAX_TX_QUEUES 5
42 struct ibmvnic_login_buffer {
45 #define INITIAL_VERSION_LB 1
46 __be32 num_txcomp_subcrqs;
47 __be32 off_txcomp_subcrqs;
48 __be32 num_rxcomp_subcrqs;
49 __be32 off_rxcomp_subcrqs;
50 __be32 login_rsp_ioba;
52 } __packed __aligned(8);
54 struct ibmvnic_login_rsp_buffer {
57 #define INITIAL_VERSION_LRB 1
58 __be32 num_txsubm_subcrqs;
59 __be32 off_txsubm_subcrqs;
60 __be32 num_rxadd_subcrqs;
61 __be32 off_rxadd_subcrqs;
62 __be32 off_rxadd_buff_size;
63 __be32 num_supp_tx_desc;
64 __be32 off_supp_tx_desc;
65 } __packed __aligned(8);
67 struct ibmvnic_query_ip_offload_buffer {
70 #define INITIAL_VERSION_IOB 1
82 __be16 max_ipv4_header_size;
83 __be16 max_ipv6_header_size;
84 __be16 max_tcp_header_size;
85 __be16 max_udp_header_size;
86 __be32 max_large_tx_size;
87 __be32 max_large_rx_size;
89 u8 ipv6_extension_header;
90 #define IPV6_EH_NOT_SUPPORTED 0x00
91 #define IPV6_EH_SUPPORTED_LIM 0x01
92 #define IPV6_EH_SUPPORTED 0xFF
94 #define TCP_PS_NOT_REQUIRED 0x00
95 #define TCP_PS_REQUIRED 0x01
97 __be16 num_ipv6_ext_headers;
98 __be32 off_ipv6_ext_headers;
100 } __packed __aligned(8);
102 struct ibmvnic_control_ip_offload_buffer {
105 #define INITIAL_VERSION_IOB 1
118 } __packed __aligned(8);
120 struct ibmvnic_fw_component {
122 __be32 trace_buff_size;
125 u8 parent_correlator;
126 u8 error_check_level;
130 } __packed __aligned(8);
132 struct ibmvnic_fw_trace_entry {
136 __be64 pmc_registers;
138 __be64 trace_data[5];
139 } __packed __aligned(8);
141 struct ibmvnic_statistics {
148 __be64 ucast_tx_packets;
149 __be64 ucast_rx_packets;
150 __be64 mcast_tx_packets;
151 __be64 mcast_rx_packets;
152 __be64 bcast_tx_packets;
153 __be64 bcast_rx_packets;
156 __be64 single_collision_frames;
157 __be64 multi_collision_frames;
158 __be64 sqe_test_errors;
160 __be64 late_collisions;
161 __be64 excess_collisions;
162 __be64 internal_mac_tx_errors;
163 __be64 carrier_sense;
164 __be64 too_long_frames;
165 __be64 internal_mac_rx_errors;
167 } __packed __aligned(8);
169 struct ibmvnic_acl_buffer {
172 #define INITIAL_VERSION_IOB 1
173 u8 mac_acls_restrict;
174 u8 vlan_acls_restrict;
176 __be32 num_mac_addrs;
177 __be32 offset_mac_addrs;
179 __be32 offset_vlan_ids;
181 } __packed __aligned(8);
183 /* descriptors have been changed, how should this be defined? 1? 4? */
185 #define IBMVNIC_TX_DESC_VERSIONS 3
187 /* is this still needed? */
188 struct ibmvnic_tx_comp_desc {
192 __be32 correlators[5];
193 } __packed __aligned(8);
195 /* some flags that included in v0 descriptor, which is gone
196 * only used for IBMVNIC_TCP_CHKSUM and IBMVNIC_UDP_CHKSUM
197 * and only in some offload_flags variable that doesn't seem
198 * to be used anywhere, can probably be removed?
201 #define IBMVNIC_TCP_CHKSUM 0x20
202 #define IBMVNIC_UDP_CHKSUM 0x08
204 #define IBMVNIC_MAX_FRAGS_PER_CRQ 3
206 struct ibmvnic_tx_desc {
210 #define IBMVNIC_TX_DESC 0x10
214 #define IBMVNIC_TX_COMP_NEEDED 0x80
215 #define IBMVNIC_TX_CHKSUM_OFFLOAD 0x40
216 #define IBMVNIC_TX_LSO 0x20
217 #define IBMVNIC_TX_PROT_TCP 0x10
218 #define IBMVNIC_TX_PROT_UDP 0x08
219 #define IBMVNIC_TX_PROT_IPV4 0x04
220 #define IBMVNIC_TX_PROT_IPV6 0x02
221 #define IBMVNIC_TX_VLAN_PRESENT 0x01
223 #define IBMVNIC_TX_VLAN_INSERT 0x80
231 } __packed __aligned(8);
233 struct ibmvnic_hdr_desc {
236 #define IBMVNIC_HDR_DESC 0x11
243 } __packed __aligned(8);
245 struct ibmvnic_hdr_ext_desc {
248 #define IBMVNIC_HDR_EXT_DESC 0x12
251 } __packed __aligned(8);
253 struct ibmvnic_sge_desc {
256 #define IBMVNIC_SGE_DESC 0x30
264 } __packed __aligned(8);
266 struct ibmvnic_rx_comp_desc {
269 #define IBMVNIC_IP_CHKSUM_GOOD 0x80
270 #define IBMVNIC_TCP_UDP_CHKSUM_GOOD 0x40
271 #define IBMVNIC_END_FRAME 0x20
272 #define IBMVNIC_EXACT_MC 0x10
273 #define IBMVNIC_VLAN_STRIPPED 0x08
274 __be16 off_frame_data;
280 } __packed __aligned(8);
282 struct ibmvnic_generic_scrq {
285 } __packed __aligned(8);
287 struct ibmvnic_rx_buff_add_desc {
295 } __packed __aligned(8);
298 u8 code; /* one of enum ibmvnic_rc_codes */
300 } __packed __aligned(4);
302 struct ibmvnic_generic_crq {
306 struct ibmvnic_rc rc;
307 } __packed __aligned(8);
309 struct ibmvnic_version_exchange {
313 #define IBMVNIC_INITIAL_VERSION 1
315 struct ibmvnic_rc rc;
316 } __packed __aligned(8);
318 struct ibmvnic_capability {
321 __be16 capability; /* one of ibmvnic_capabilities */
323 struct ibmvnic_rc rc;
324 } __packed __aligned(8);
326 struct ibmvnic_login {
332 } __packed __aligned(8);
334 struct ibmvnic_phys_parms {
338 #define IBMVNIC_EXTERNAL_LOOPBACK 0x80
339 #define IBMVNIC_INTERNAL_LOOPBACK 0x40
340 #define IBMVNIC_PROMISC 0x20
341 #define IBMVNIC_PHYS_LINK_ACTIVE 0x10
342 #define IBMVNIC_AUTONEG_DUPLEX 0x08
343 #define IBMVNIC_FULL_DUPLEX 0x04
344 #define IBMVNIC_HALF_DUPLEX 0x02
345 #define IBMVNIC_CAN_CHG_PHYS_PARMS 0x01
347 #define IBMVNIC_LOGICAL_LNK_ACTIVE 0x80
349 #define IBMVNIC_AUTONEG 0x80
350 #define IBMVNIC_10MBPS 0x40
351 #define IBMVNIC_100MBPS 0x20
352 #define IBMVNIC_1GBPS 0x10
353 #define IBMVNIC_10GBPS 0x08
355 struct ibmvnic_rc rc;
356 } __packed __aligned(8);
358 struct ibmvnic_logical_link_state {
362 #define IBMVNIC_LOGICAL_LNK_DN 0x00
363 #define IBMVNIC_LOGICAL_LNK_UP 0x01
364 #define IBMVNIC_LOGICAL_LNK_QUERY 0xff
366 struct ibmvnic_rc rc;
367 } __packed __aligned(8);
369 struct ibmvnic_query_ip_offload {
375 struct ibmvnic_rc rc;
376 } __packed __aligned(8);
378 struct ibmvnic_control_ip_offload {
384 struct ibmvnic_rc rc;
385 } __packed __aligned(8);
387 struct ibmvnic_request_dump_size {
392 struct ibmvnic_rc rc;
393 } __packed __aligned(8);
395 struct ibmvnic_request_dump {
402 } __packed __aligned(8);
404 struct ibmvnic_request_dump_rsp {
409 struct ibmvnic_rc rc;
410 } __packed __aligned(8);
412 struct ibmvnic_request_ras_comp_num {
416 __be32 num_components;
418 struct ibmvnic_rc rc;
419 } __packed __aligned(8);
421 struct ibmvnic_request_ras_comps {
427 struct ibmvnic_rc rc;
428 } __packed __aligned(8);
430 struct ibmvnic_control_ras {
436 #define IBMVNIC_TRACE_LEVEL 1
437 #define IBMVNIC_ERROR_LEVEL 2
438 #define IBMVNIC_TRACE_PAUSE 3
439 #define IBMVNIC_TRACE_RESUME 4
440 #define IBMVNIC_TRACE_ON 5
441 #define IBMVNIC_TRACE_OFF 6
442 #define IBMVNIC_CHG_TRACE_BUFF_SZ 7
445 struct ibmvnic_rc rc;
446 } __packed __aligned(8);
448 struct ibmvnic_collect_fw_trace {
455 struct ibmvnic_rc rc;
456 } __packed __aligned(8);
458 struct ibmvnic_request_statistics {
462 #define IBMVNIC_PHYSICAL_PORT 0x80
467 } __packed __aligned(8);
469 struct ibmvnic_request_debug_stats {
475 struct ibmvnic_rc rc;
476 } __packed __aligned(8);
478 struct ibmvnic_error_indication {
482 #define IBMVNIC_FATAL_ERROR 0x80
485 __be32 detail_error_sz;
488 } __packed __aligned(8);
490 struct ibmvnic_request_error_info {
497 } __packed __aligned(8);
499 struct ibmvnic_request_error_rsp {
505 struct ibmvnic_rc rc;
506 } __packed __aligned(8);
508 struct ibmvnic_link_state_indication {
513 u8 logical_link_state;
515 } __packed __aligned(8);
517 struct ibmvnic_change_mac_addr {
522 struct ibmvnic_rc rc;
523 } __packed __aligned(8);
525 struct ibmvnic_multicast_ctrl {
530 #define IBMVNIC_ENABLE_MC 0x80
531 #define IBMVNIC_DISABLE_MC 0x40
532 #define IBMVNIC_ENABLE_ALL 0x20
533 #define IBMVNIC_DISABLE_ALL 0x10
535 __be16 reserved2; /* was num_enabled_mc_addr; */
536 struct ibmvnic_rc rc;
537 } __packed __aligned(8);
539 struct ibmvnic_get_vpd_size_rsp {
544 struct ibmvnic_rc rc;
545 } __packed __aligned(8);
547 struct ibmvnic_get_vpd {
554 } __packed __aligned(8);
556 struct ibmvnic_acl_change_indication {
560 #define IBMVNIC_MAC_ACL 0
561 #define IBMVNIC_VLAN_ACL 1
563 } __packed __aligned(8);
565 struct ibmvnic_acl_query {
572 } __packed __aligned(8);
574 struct ibmvnic_tune {
581 } __packed __aligned(8);
583 struct ibmvnic_request_map {
591 } __packed __aligned(8);
593 struct ibmvnic_request_map_rsp {
599 struct ibmvnic_rc rc;
600 } __packed __aligned(8);
602 struct ibmvnic_request_unmap {
608 } __packed __aligned(8);
610 struct ibmvnic_request_unmap_rsp {
616 struct ibmvnic_rc rc;
617 } __packed __aligned(8);
619 struct ibmvnic_query_map {
623 } __packed __aligned(8);
625 struct ibmvnic_query_map_rsp {
632 struct ibmvnic_rc rc;
633 } __packed __aligned(8);
636 struct ibmvnic_generic_crq generic;
637 struct ibmvnic_version_exchange version_exchange;
638 struct ibmvnic_version_exchange version_exchange_rsp;
639 struct ibmvnic_capability query_capability;
640 struct ibmvnic_capability query_capability_rsp;
641 struct ibmvnic_capability request_capability;
642 struct ibmvnic_capability request_capability_rsp;
643 struct ibmvnic_login login;
644 struct ibmvnic_generic_crq login_rsp;
645 struct ibmvnic_phys_parms query_phys_parms;
646 struct ibmvnic_phys_parms query_phys_parms_rsp;
647 struct ibmvnic_phys_parms query_phys_capabilities;
648 struct ibmvnic_phys_parms query_phys_capabilities_rsp;
649 struct ibmvnic_phys_parms set_phys_parms;
650 struct ibmvnic_phys_parms set_phys_parms_rsp;
651 struct ibmvnic_logical_link_state logical_link_state;
652 struct ibmvnic_logical_link_state logical_link_state_rsp;
653 struct ibmvnic_query_ip_offload query_ip_offload;
654 struct ibmvnic_query_ip_offload query_ip_offload_rsp;
655 struct ibmvnic_control_ip_offload control_ip_offload;
656 struct ibmvnic_control_ip_offload control_ip_offload_rsp;
657 struct ibmvnic_request_dump_size request_dump_size;
658 struct ibmvnic_request_dump_size request_dump_size_rsp;
659 struct ibmvnic_request_dump request_dump;
660 struct ibmvnic_request_dump_rsp request_dump_rsp;
661 struct ibmvnic_request_ras_comp_num request_ras_comp_num;
662 struct ibmvnic_request_ras_comp_num request_ras_comp_num_rsp;
663 struct ibmvnic_request_ras_comps request_ras_comps;
664 struct ibmvnic_request_ras_comps request_ras_comps_rsp;
665 struct ibmvnic_control_ras control_ras;
666 struct ibmvnic_control_ras control_ras_rsp;
667 struct ibmvnic_collect_fw_trace collect_fw_trace;
668 struct ibmvnic_collect_fw_trace collect_fw_trace_rsp;
669 struct ibmvnic_request_statistics request_statistics;
670 struct ibmvnic_generic_crq request_statistics_rsp;
671 struct ibmvnic_request_debug_stats request_debug_stats;
672 struct ibmvnic_request_debug_stats request_debug_stats_rsp;
673 struct ibmvnic_error_indication error_indication;
674 struct ibmvnic_request_error_info request_error_info;
675 struct ibmvnic_request_error_rsp request_error_rsp;
676 struct ibmvnic_link_state_indication link_state_indication;
677 struct ibmvnic_change_mac_addr change_mac_addr;
678 struct ibmvnic_change_mac_addr change_mac_addr_rsp;
679 struct ibmvnic_multicast_ctrl multicast_ctrl;
680 struct ibmvnic_multicast_ctrl multicast_ctrl_rsp;
681 struct ibmvnic_generic_crq get_vpd_size;
682 struct ibmvnic_get_vpd_size_rsp get_vpd_size_rsp;
683 struct ibmvnic_get_vpd get_vpd;
684 struct ibmvnic_generic_crq get_vpd_rsp;
685 struct ibmvnic_acl_change_indication acl_change_indication;
686 struct ibmvnic_acl_query acl_query;
687 struct ibmvnic_generic_crq acl_query_rsp;
688 struct ibmvnic_tune tune;
689 struct ibmvnic_generic_crq tune_rsp;
690 struct ibmvnic_request_map request_map;
691 struct ibmvnic_request_map_rsp request_map_rsp;
692 struct ibmvnic_request_unmap request_unmap;
693 struct ibmvnic_request_unmap_rsp request_unmap_rsp;
694 struct ibmvnic_query_map query_map;
695 struct ibmvnic_query_map_rsp query_map_rsp;
698 enum ibmvnic_rc_codes {
709 UNSUPPORTEDOPTION = 10,
712 enum ibmvnic_capabilities {
715 MIN_RX_ADD_QUEUES = 3,
718 MAX_RX_ADD_QUEUES = 6,
721 REQ_RX_ADD_QUEUES = 9,
722 MIN_TX_ENTRIES_PER_SUBCRQ = 10,
723 MIN_RX_ADD_ENTRIES_PER_SUBCRQ = 11,
724 MAX_TX_ENTRIES_PER_SUBCRQ = 12,
725 MAX_RX_ADD_ENTRIES_PER_SUBCRQ = 13,
726 REQ_TX_ENTRIES_PER_SUBCRQ = 14,
727 REQ_RX_ADD_ENTRIES_PER_SUBCRQ = 15,
729 PROMISC_REQUESTED = 17,
730 PROMISC_SUPPORTED = 18,
734 MAX_MULTICAST_FILTERS = 22,
735 VLAN_HEADER_INSERTION = 23,
736 MAX_TX_SG_ENTRIES = 25,
737 RX_SG_SUPPORTED = 26,
738 RX_SG_REQUESTED = 27,
739 OPT_TX_COMP_SUB_QUEUES = 28,
740 OPT_RX_COMP_QUEUES = 29,
741 OPT_RX_BUFADD_Q_PER_RX_COMP_Q = 30,
742 OPT_TX_ENTRIES_PER_SUBCRQ = 31,
743 OPT_RXBA_ENTRIES_PER_SUBCRQ = 32,
747 enum ibmvnic_error_cause {
757 enum ibmvnic_commands {
758 VERSION_EXCHANGE = 0x01,
759 VERSION_EXCHANGE_RSP = 0x81,
760 QUERY_CAPABILITY = 0x02,
761 QUERY_CAPABILITY_RSP = 0x82,
762 REQUEST_CAPABILITY = 0x03,
763 REQUEST_CAPABILITY_RSP = 0x83,
766 QUERY_PHYS_PARMS = 0x05,
767 QUERY_PHYS_PARMS_RSP = 0x85,
768 QUERY_PHYS_CAPABILITIES = 0x06,
769 QUERY_PHYS_CAPABILITIES_RSP = 0x86,
770 SET_PHYS_PARMS = 0x07,
771 SET_PHYS_PARMS_RSP = 0x87,
772 ERROR_INDICATION = 0x08,
773 REQUEST_ERROR_INFO = 0x09,
774 REQUEST_ERROR_RSP = 0x89,
775 LOGICAL_LINK_STATE = 0x0C,
776 LOGICAL_LINK_STATE_RSP = 0x8C,
777 REQUEST_STATISTICS = 0x0D,
778 REQUEST_STATISTICS_RSP = 0x8D,
779 COLLECT_FW_TRACE = 0x11,
780 COLLECT_FW_TRACE_RSP = 0x91,
781 LINK_STATE_INDICATION = 0x12,
782 CHANGE_MAC_ADDR = 0x13,
783 CHANGE_MAC_ADDR_RSP = 0x93,
784 MULTICAST_CTRL = 0x14,
785 MULTICAST_CTRL_RSP = 0x94,
787 GET_VPD_SIZE_RSP = 0x95,
792 QUERY_IP_OFFLOAD = 0x18,
793 QUERY_IP_OFFLOAD_RSP = 0x98,
794 CONTROL_IP_OFFLOAD = 0x19,
795 CONTROL_IP_OFFLOAD_RSP = 0x99,
796 ACL_CHANGE_INDICATION = 0x1A,
798 ACL_QUERY_RSP = 0x9B,
800 QUERY_MAP_RSP = 0x9D,
802 REQUEST_MAP_RSP = 0x9E,
803 REQUEST_UNMAP = 0x1F,
804 REQUEST_UNMAP_RSP = 0x9F,
806 VLAN_CTRL_RSP = 0xA0,
809 enum ibmvnic_crq_type {
810 IBMVNIC_CRQ_CMD = 0x80,
811 IBMVNIC_CRQ_CMD_RSP = 0x80,
812 IBMVNIC_CRQ_INIT_CMD = 0xC0,
813 IBMVNIC_CRQ_INIT_RSP = 0xC0,
814 IBMVNIC_CRQ_XPORT_EVENT = 0xFF,
817 enum ibmvfc_crq_format {
818 IBMVNIC_CRQ_INIT = 0x01,
819 IBMVNIC_CRQ_INIT_COMPLETE = 0x02,
820 IBMVNIC_PARTITION_MIGRATED = 0x06,
821 IBMVNIC_DEVICE_FAILOVER = 0x08,
824 struct ibmvnic_crq_queue {
825 union ibmvnic_crq *msgs;
827 dma_addr_t msg_token;
832 struct ibmvnic_generic_scrq generic;
833 struct ibmvnic_tx_comp_desc tx_comp;
834 struct ibmvnic_tx_desc v1;
835 struct ibmvnic_hdr_desc hdr;
836 struct ibmvnic_hdr_ext_desc hdr_ext;
837 struct ibmvnic_sge_desc sge;
838 struct ibmvnic_rx_comp_desc rx_comp;
839 struct ibmvnic_rx_buff_add_desc rx_add;
842 struct ibmvnic_sub_crq_queue {
845 dma_addr_t msg_token;
846 unsigned long crq_num;
847 unsigned long hw_irq;
849 unsigned int pool_index;
852 struct sk_buff *rx_skb_top;
853 struct ibmvnic_adapter *adapter;
857 struct ibmvnic_long_term_buff {
864 struct ibmvnic_tx_buff {
866 dma_addr_t data_dma[IBMVNIC_MAX_FRAGS_PER_CRQ];
867 unsigned int data_len[IBMVNIC_MAX_FRAGS_PER_CRQ];
871 union sub_crq indir_arr[6];
873 dma_addr_t indir_dma;
876 struct ibmvnic_tx_pool {
877 struct ibmvnic_tx_buff *tx_buff;
881 wait_queue_head_t ibmvnic_tx_comp_q;
882 struct task_struct *work_thread;
883 struct ibmvnic_long_term_buff long_term_buff;
886 struct ibmvnic_rx_buff {
894 struct ibmvnic_rx_pool {
895 struct ibmvnic_rx_buff *rx_buff;
904 struct ibmvnic_long_term_buff long_term_buff;
907 struct ibmvnic_error_buff {
911 struct list_head list;
915 struct ibmvnic_adapter {
916 struct vio_dev *vdev;
917 struct net_device *netdev;
918 struct ibmvnic_crq_queue crq;
919 u8 mac_addr[ETH_ALEN];
920 struct ibmvnic_query_ip_offload_buffer ip_offload_buf;
921 dma_addr_t ip_offload_tok;
922 struct ibmvnic_control_ip_offload_buffer ip_offload_ctrl;
923 dma_addr_t ip_offload_ctrl_tok;
928 struct ibmvnic_statistics stats;
929 dma_addr_t stats_token;
930 struct completion stats_done;
931 spinlock_t stats_lock;
932 int replenish_no_mem;
933 int replenish_add_buff_success;
934 int replenish_add_buff_failure;
935 int replenish_task_cycles;
940 int logical_link_state;
943 struct ibmvnic_login_buffer *login_buf;
944 dma_addr_t login_buf_token;
947 struct ibmvnic_login_rsp_buffer *login_rsp_buf;
948 dma_addr_t login_rsp_buf_token;
949 int login_rsp_buf_sz;
951 atomic_t running_cap_crqs;
952 bool wait_capability;
954 struct ibmvnic_sub_crq_queue **tx_scrq;
955 struct ibmvnic_sub_crq_queue **rx_scrq;
959 struct napi_struct *napi;
960 struct ibmvnic_rx_pool *rx_pool;
963 struct ibmvnic_tx_pool *tx_pool;
965 struct completion init_done;
967 struct list_head errors;
968 spinlock_t error_list_lock;
970 struct completion fw_done;
972 /* partner capabilities */
975 u64 min_rx_add_queues;
978 u64 max_rx_add_queues;
981 u64 req_rx_add_queues;
982 u64 min_tx_entries_per_subcrq;
983 u64 min_rx_add_entries_per_subcrq;
984 u64 max_tx_entries_per_subcrq;
985 u64 max_rx_add_entries_per_subcrq;
986 u64 req_tx_entries_per_subcrq;
987 u64 req_rx_add_entries_per_subcrq;
989 u64 promisc_requested;
990 u64 promisc_supported;
994 u64 max_multicast_filters;
995 u64 vlan_header_insertion;
996 u64 max_tx_sg_entries;
999 u64 opt_tx_comp_sub_queues;
1000 u64 opt_rx_comp_queues;
1001 u64 opt_rx_bufadd_q_per_rx_comp_q;
1002 u64 opt_tx_entries_per_subcrq;
1003 u64 opt_rxba_entries_per_subcrq;
1004 __be64 tx_rx_desc_req;
1007 struct work_struct vnic_crq_init;
1008 struct work_struct ibmvnic_xport;
1009 struct tasklet_struct tasklet;