14a71df50SFrank Blaschka /* 24a71df50SFrank Blaschka * drivers/s390/net/qeth_core.h 34a71df50SFrank Blaschka * 44a71df50SFrank Blaschka * Copyright IBM Corp. 2007 54a71df50SFrank Blaschka * Author(s): Utz Bacher <utz.bacher@de.ibm.com>, 64a71df50SFrank Blaschka * Frank Pavlic <fpavlic@de.ibm.com>, 74a71df50SFrank Blaschka * Thomas Spatzier <tspat@de.ibm.com>, 84a71df50SFrank Blaschka * Frank Blaschka <frank.blaschka@de.ibm.com> 94a71df50SFrank Blaschka */ 104a71df50SFrank Blaschka 114a71df50SFrank Blaschka #ifndef __QETH_CORE_H__ 124a71df50SFrank Blaschka #define __QETH_CORE_H__ 134a71df50SFrank Blaschka 144a71df50SFrank Blaschka #include <linux/if.h> 154a71df50SFrank Blaschka #include <linux/if_arp.h> 164a71df50SFrank Blaschka #include <linux/if_tr.h> 174a71df50SFrank Blaschka #include <linux/trdevice.h> 184a71df50SFrank Blaschka #include <linux/etherdevice.h> 194a71df50SFrank Blaschka #include <linux/if_vlan.h> 204a71df50SFrank Blaschka #include <linux/ctype.h> 214a71df50SFrank Blaschka #include <linux/in6.h> 224a71df50SFrank Blaschka #include <linux/bitops.h> 234a71df50SFrank Blaschka #include <linux/seq_file.h> 244a71df50SFrank Blaschka #include <linux/ethtool.h> 254a71df50SFrank Blaschka 264a71df50SFrank Blaschka #include <net/ipv6.h> 274a71df50SFrank Blaschka #include <net/if_inet6.h> 284a71df50SFrank Blaschka #include <net/addrconf.h> 294a71df50SFrank Blaschka 304a71df50SFrank Blaschka #include <asm/debug.h> 314a71df50SFrank Blaschka #include <asm/qdio.h> 324a71df50SFrank Blaschka #include <asm/ccwdev.h> 334a71df50SFrank Blaschka #include <asm/ccwgroup.h> 344a71df50SFrank Blaschka 354a71df50SFrank Blaschka #include "qeth_core_mpc.h" 364a71df50SFrank Blaschka 37d11ba0c4SPeter Tiedemann #define KMSG_COMPONENT "qeth" 38d11ba0c4SPeter Tiedemann 394a71df50SFrank Blaschka /** 404a71df50SFrank Blaschka * Debug Facility stuff 414a71df50SFrank Blaschka */ 42d11ba0c4SPeter Tiedemann enum qeth_dbf_names { 43d11ba0c4SPeter Tiedemann QETH_DBF_SETUP, 44d11ba0c4SPeter Tiedemann QETH_DBF_QERR, 45d11ba0c4SPeter Tiedemann QETH_DBF_TRACE, 46d11ba0c4SPeter Tiedemann QETH_DBF_MSG, 47d11ba0c4SPeter Tiedemann QETH_DBF_SENSE, 48d11ba0c4SPeter Tiedemann QETH_DBF_MISC, 49d11ba0c4SPeter Tiedemann QETH_DBF_CTRL, 50d11ba0c4SPeter Tiedemann QETH_DBF_INFOS /* must be last element */ 51d11ba0c4SPeter Tiedemann }; 524a71df50SFrank Blaschka 53d11ba0c4SPeter Tiedemann struct qeth_dbf_info { 54d11ba0c4SPeter Tiedemann char name[DEBUG_MAX_NAME_LEN]; 55d11ba0c4SPeter Tiedemann int pages; 56d11ba0c4SPeter Tiedemann int areas; 57d11ba0c4SPeter Tiedemann int len; 58d11ba0c4SPeter Tiedemann int level; 59d11ba0c4SPeter Tiedemann struct debug_view *view; 60d11ba0c4SPeter Tiedemann debug_info_t *id; 61d11ba0c4SPeter Tiedemann }; 624a71df50SFrank Blaschka 63d11ba0c4SPeter Tiedemann #define QETH_DBF_CTRL_LEN 256 644a71df50SFrank Blaschka 654a71df50SFrank Blaschka #define QETH_DBF_TEXT(name, level, text) \ 66d11ba0c4SPeter Tiedemann debug_text_event(qeth_dbf[QETH_DBF_##name].id, level, text) 674a71df50SFrank Blaschka 684a71df50SFrank Blaschka #define QETH_DBF_HEX(name, level, addr, len) \ 69d11ba0c4SPeter Tiedemann debug_event(qeth_dbf[QETH_DBF_##name].id, level, (void *)(addr), len) 70d11ba0c4SPeter Tiedemann 71d11ba0c4SPeter Tiedemann #define QETH_DBF_MESSAGE(level, text...) \ 72d11ba0c4SPeter Tiedemann debug_sprintf_event(qeth_dbf[QETH_DBF_MSG].id, level, text) 73d11ba0c4SPeter Tiedemann 74d11ba0c4SPeter Tiedemann #define QETH_DBF_TEXT_(name, level, text...) \ 75cd023216SPeter Tiedemann qeth_dbf_longtext(QETH_DBF_##name, level, text) 764a71df50SFrank Blaschka 774a71df50SFrank Blaschka /** 784a71df50SFrank Blaschka * some more debug stuff 794a71df50SFrank Blaschka */ 804a71df50SFrank Blaschka #define PRINTK_HEADER "qeth: " 814a71df50SFrank Blaschka 824a71df50SFrank Blaschka #define SENSE_COMMAND_REJECT_BYTE 0 834a71df50SFrank Blaschka #define SENSE_COMMAND_REJECT_FLAG 0x80 844a71df50SFrank Blaschka #define SENSE_RESETTING_EVENT_BYTE 1 854a71df50SFrank Blaschka #define SENSE_RESETTING_EVENT_FLAG 0x80 864a71df50SFrank Blaschka 874a71df50SFrank Blaschka /* 884a71df50SFrank Blaschka * Common IO related definitions 894a71df50SFrank Blaschka */ 904a71df50SFrank Blaschka #define CARD_RDEV(card) card->read.ccwdev 914a71df50SFrank Blaschka #define CARD_WDEV(card) card->write.ccwdev 924a71df50SFrank Blaschka #define CARD_DDEV(card) card->data.ccwdev 934a71df50SFrank Blaschka #define CARD_BUS_ID(card) card->gdev->dev.bus_id 944a71df50SFrank Blaschka #define CARD_RDEV_ID(card) card->read.ccwdev->dev.bus_id 954a71df50SFrank Blaschka #define CARD_WDEV_ID(card) card->write.ccwdev->dev.bus_id 964a71df50SFrank Blaschka #define CARD_DDEV_ID(card) card->data.ccwdev->dev.bus_id 974a71df50SFrank Blaschka #define CHANNEL_ID(channel) channel->ccwdev->dev.bus_id 984a71df50SFrank Blaschka 994a71df50SFrank Blaschka /** 1004a71df50SFrank Blaschka * card stuff 1014a71df50SFrank Blaschka */ 1024a71df50SFrank Blaschka struct qeth_perf_stats { 1034a71df50SFrank Blaschka unsigned int bufs_rec; 1044a71df50SFrank Blaschka unsigned int bufs_sent; 1054a71df50SFrank Blaschka 1064a71df50SFrank Blaschka unsigned int skbs_sent_pack; 1074a71df50SFrank Blaschka unsigned int bufs_sent_pack; 1084a71df50SFrank Blaschka 1094a71df50SFrank Blaschka unsigned int sc_dp_p; 1104a71df50SFrank Blaschka unsigned int sc_p_dp; 1114a71df50SFrank Blaschka /* qdio_input_handler: number of times called, time spent in */ 1124a71df50SFrank Blaschka __u64 inbound_start_time; 1134a71df50SFrank Blaschka unsigned int inbound_cnt; 1144a71df50SFrank Blaschka unsigned int inbound_time; 1154a71df50SFrank Blaschka /* qeth_send_packet: number of times called, time spent in */ 1164a71df50SFrank Blaschka __u64 outbound_start_time; 1174a71df50SFrank Blaschka unsigned int outbound_cnt; 1184a71df50SFrank Blaschka unsigned int outbound_time; 1194a71df50SFrank Blaschka /* qdio_output_handler: number of times called, time spent in */ 1204a71df50SFrank Blaschka __u64 outbound_handler_start_time; 1214a71df50SFrank Blaschka unsigned int outbound_handler_cnt; 1224a71df50SFrank Blaschka unsigned int outbound_handler_time; 1234a71df50SFrank Blaschka /* number of calls to and time spent in do_QDIO for inbound queue */ 1244a71df50SFrank Blaschka __u64 inbound_do_qdio_start_time; 1254a71df50SFrank Blaschka unsigned int inbound_do_qdio_cnt; 1264a71df50SFrank Blaschka unsigned int inbound_do_qdio_time; 1274a71df50SFrank Blaschka /* number of calls to and time spent in do_QDIO for outbound queues */ 1284a71df50SFrank Blaschka __u64 outbound_do_qdio_start_time; 1294a71df50SFrank Blaschka unsigned int outbound_do_qdio_cnt; 1304a71df50SFrank Blaschka unsigned int outbound_do_qdio_time; 1314a71df50SFrank Blaschka /* eddp data */ 1324a71df50SFrank Blaschka unsigned int large_send_bytes; 1334a71df50SFrank Blaschka unsigned int large_send_cnt; 1344a71df50SFrank Blaschka unsigned int sg_skbs_sent; 1354a71df50SFrank Blaschka unsigned int sg_frags_sent; 1364a71df50SFrank Blaschka /* initial values when measuring starts */ 1374a71df50SFrank Blaschka unsigned long initial_rx_packets; 1384a71df50SFrank Blaschka unsigned long initial_tx_packets; 1394a71df50SFrank Blaschka /* inbound scatter gather data */ 1404a71df50SFrank Blaschka unsigned int sg_skbs_rx; 1414a71df50SFrank Blaschka unsigned int sg_frags_rx; 1424a71df50SFrank Blaschka unsigned int sg_alloc_page_rx; 1434a71df50SFrank Blaschka }; 1444a71df50SFrank Blaschka 1454a71df50SFrank Blaschka /* Routing stuff */ 1464a71df50SFrank Blaschka struct qeth_routing_info { 1474a71df50SFrank Blaschka enum qeth_routing_types type; 1484a71df50SFrank Blaschka }; 1494a71df50SFrank Blaschka 1504a71df50SFrank Blaschka /* IPA stuff */ 1514a71df50SFrank Blaschka struct qeth_ipa_info { 1524a71df50SFrank Blaschka __u32 supported_funcs; 1534a71df50SFrank Blaschka __u32 enabled_funcs; 1544a71df50SFrank Blaschka }; 1554a71df50SFrank Blaschka 1564a71df50SFrank Blaschka static inline int qeth_is_ipa_supported(struct qeth_ipa_info *ipa, 1574a71df50SFrank Blaschka enum qeth_ipa_funcs func) 1584a71df50SFrank Blaschka { 1594a71df50SFrank Blaschka return (ipa->supported_funcs & func); 1604a71df50SFrank Blaschka } 1614a71df50SFrank Blaschka 1624a71df50SFrank Blaschka static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa, 1634a71df50SFrank Blaschka enum qeth_ipa_funcs func) 1644a71df50SFrank Blaschka { 1654a71df50SFrank Blaschka return (ipa->supported_funcs & ipa->enabled_funcs & func); 1664a71df50SFrank Blaschka } 1674a71df50SFrank Blaschka 1684a71df50SFrank Blaschka #define qeth_adp_supported(c, f) \ 1694a71df50SFrank Blaschka qeth_is_ipa_supported(&c->options.adp, f) 1704a71df50SFrank Blaschka #define qeth_adp_enabled(c, f) \ 1714a71df50SFrank Blaschka qeth_is_ipa_enabled(&c->options.adp, f) 1724a71df50SFrank Blaschka #define qeth_is_supported(c, f) \ 1734a71df50SFrank Blaschka qeth_is_ipa_supported(&c->options.ipa4, f) 1744a71df50SFrank Blaschka #define qeth_is_enabled(c, f) \ 1754a71df50SFrank Blaschka qeth_is_ipa_enabled(&c->options.ipa4, f) 1764a71df50SFrank Blaschka #define qeth_is_supported6(c, f) \ 1774a71df50SFrank Blaschka qeth_is_ipa_supported(&c->options.ipa6, f) 1784a71df50SFrank Blaschka #define qeth_is_enabled6(c, f) \ 1794a71df50SFrank Blaschka qeth_is_ipa_enabled(&c->options.ipa6, f) 1804a71df50SFrank Blaschka #define qeth_is_ipafunc_supported(c, prot, f) \ 1814a71df50SFrank Blaschka ((prot == QETH_PROT_IPV6) ? \ 1824a71df50SFrank Blaschka qeth_is_supported6(c, f) : qeth_is_supported(c, f)) 1834a71df50SFrank Blaschka #define qeth_is_ipafunc_enabled(c, prot, f) \ 1844a71df50SFrank Blaschka ((prot == QETH_PROT_IPV6) ? \ 1854a71df50SFrank Blaschka qeth_is_enabled6(c, f) : qeth_is_enabled(c, f)) 1864a71df50SFrank Blaschka 1874a71df50SFrank Blaschka #define QETH_IDX_FUNC_LEVEL_OSAE_ENA_IPAT 0x0101 1884a71df50SFrank Blaschka #define QETH_IDX_FUNC_LEVEL_OSAE_DIS_IPAT 0x0101 1894a71df50SFrank Blaschka #define QETH_IDX_FUNC_LEVEL_IQD_ENA_IPAT 0x4108 1904a71df50SFrank Blaschka #define QETH_IDX_FUNC_LEVEL_IQD_DIS_IPAT 0x5108 1914a71df50SFrank Blaschka 1924a71df50SFrank Blaschka #define QETH_MODELLIST_ARRAY \ 1934a71df50SFrank Blaschka {{0x1731, 0x01, 0x1732, 0x01, QETH_CARD_TYPE_OSAE, 1, \ 1944a71df50SFrank Blaschka QETH_IDX_FUNC_LEVEL_OSAE_ENA_IPAT, \ 1954a71df50SFrank Blaschka QETH_IDX_FUNC_LEVEL_OSAE_DIS_IPAT, \ 1964a71df50SFrank Blaschka QETH_MAX_QUEUES, 0}, \ 1974a71df50SFrank Blaschka {0x1731, 0x05, 0x1732, 0x05, QETH_CARD_TYPE_IQD, 0, \ 1984a71df50SFrank Blaschka QETH_IDX_FUNC_LEVEL_IQD_ENA_IPAT, \ 1994a71df50SFrank Blaschka QETH_IDX_FUNC_LEVEL_IQD_DIS_IPAT, \ 2004a71df50SFrank Blaschka QETH_MAX_QUEUES, 0x103}, \ 2014a71df50SFrank Blaschka {0x1731, 0x06, 0x1732, 0x06, QETH_CARD_TYPE_OSN, 0, \ 2024a71df50SFrank Blaschka QETH_IDX_FUNC_LEVEL_OSAE_ENA_IPAT, \ 2034a71df50SFrank Blaschka QETH_IDX_FUNC_LEVEL_OSAE_DIS_IPAT, \ 2044a71df50SFrank Blaschka QETH_MAX_QUEUES, 0}, \ 2054a71df50SFrank Blaschka {0, 0, 0, 0, 0, 0, 0, 0, 0} } 2064a71df50SFrank Blaschka 2074a71df50SFrank Blaschka #define QETH_REAL_CARD 1 2084a71df50SFrank Blaschka #define QETH_VLAN_CARD 2 2094a71df50SFrank Blaschka #define QETH_BUFSIZE 4096 2104a71df50SFrank Blaschka 2114a71df50SFrank Blaschka /** 2124a71df50SFrank Blaschka * some more defs 2134a71df50SFrank Blaschka */ 2144a71df50SFrank Blaschka #define QETH_TX_TIMEOUT 100 * HZ 2154a71df50SFrank Blaschka #define QETH_RCD_TIMEOUT 60 * HZ 2164a71df50SFrank Blaschka #define QETH_HEADER_SIZE 32 2174a71df50SFrank Blaschka #define QETH_MAX_PORTNO 15 2184a71df50SFrank Blaschka 2194a71df50SFrank Blaschka /*IPv6 address autoconfiguration stuff*/ 2204a71df50SFrank Blaschka #define UNIQUE_ID_IF_CREATE_ADDR_FAILED 0xfffe 2214a71df50SFrank Blaschka #define UNIQUE_ID_NOT_BY_CARD 0x10000 2224a71df50SFrank Blaschka 2234a71df50SFrank Blaschka /*****************************************************************************/ 2244a71df50SFrank Blaschka /* QDIO queue and buffer handling */ 2254a71df50SFrank Blaschka /*****************************************************************************/ 2264a71df50SFrank Blaschka #define QETH_MAX_QUEUES 4 2274a71df50SFrank Blaschka #define QETH_IN_BUF_SIZE_DEFAULT 65536 2284a71df50SFrank Blaschka #define QETH_IN_BUF_COUNT_DEFAULT 16 2294a71df50SFrank Blaschka #define QETH_IN_BUF_COUNT_MIN 8 2304a71df50SFrank Blaschka #define QETH_IN_BUF_COUNT_MAX 128 2314a71df50SFrank Blaschka #define QETH_MAX_BUFFER_ELEMENTS(card) ((card)->qdio.in_buf_size >> 12) 2324a71df50SFrank Blaschka #define QETH_IN_BUF_REQUEUE_THRESHOLD(card) \ 2334a71df50SFrank Blaschka ((card)->qdio.in_buf_pool.buf_count / 2) 2344a71df50SFrank Blaschka 2354a71df50SFrank Blaschka /* buffers we have to be behind before we get a PCI */ 2364a71df50SFrank Blaschka #define QETH_PCI_THRESHOLD_A(card) ((card)->qdio.in_buf_pool.buf_count+1) 2374a71df50SFrank Blaschka /*enqueued free buffers left before we get a PCI*/ 2384a71df50SFrank Blaschka #define QETH_PCI_THRESHOLD_B(card) 0 2394a71df50SFrank Blaschka /*not used unless the microcode gets patched*/ 2404a71df50SFrank Blaschka #define QETH_PCI_TIMER_VALUE(card) 3 2414a71df50SFrank Blaschka 2424a71df50SFrank Blaschka #define QETH_MIN_INPUT_THRESHOLD 1 2434a71df50SFrank Blaschka #define QETH_MAX_INPUT_THRESHOLD 500 2444a71df50SFrank Blaschka #define QETH_MIN_OUTPUT_THRESHOLD 1 2454a71df50SFrank Blaschka #define QETH_MAX_OUTPUT_THRESHOLD 300 2464a71df50SFrank Blaschka 2474a71df50SFrank Blaschka /* priority queing */ 2484a71df50SFrank Blaschka #define QETH_PRIOQ_DEFAULT QETH_NO_PRIO_QUEUEING 2494a71df50SFrank Blaschka #define QETH_DEFAULT_QUEUE 2 2504a71df50SFrank Blaschka #define QETH_NO_PRIO_QUEUEING 0 2514a71df50SFrank Blaschka #define QETH_PRIO_Q_ING_PREC 1 2524a71df50SFrank Blaschka #define QETH_PRIO_Q_ING_TOS 2 2534a71df50SFrank Blaschka #define IP_TOS_LOWDELAY 0x10 2544a71df50SFrank Blaschka #define IP_TOS_HIGHTHROUGHPUT 0x08 2554a71df50SFrank Blaschka #define IP_TOS_HIGHRELIABILITY 0x04 2564a71df50SFrank Blaschka #define IP_TOS_NOTIMPORTANT 0x02 2574a71df50SFrank Blaschka 2584a71df50SFrank Blaschka /* Packing */ 2594a71df50SFrank Blaschka #define QETH_LOW_WATERMARK_PACK 2 2604a71df50SFrank Blaschka #define QETH_HIGH_WATERMARK_PACK 5 2614a71df50SFrank Blaschka #define QETH_WATERMARK_PACK_FUZZ 1 2624a71df50SFrank Blaschka 2634a71df50SFrank Blaschka #define QETH_IP_HEADER_SIZE 40 2644a71df50SFrank Blaschka 2654a71df50SFrank Blaschka /* large receive scatter gather copy break */ 2664a71df50SFrank Blaschka #define QETH_RX_SG_CB (PAGE_SIZE >> 1) 2674a71df50SFrank Blaschka 2684a71df50SFrank Blaschka struct qeth_hdr_layer3 { 2694a71df50SFrank Blaschka __u8 id; 2704a71df50SFrank Blaschka __u8 flags; 2714a71df50SFrank Blaschka __u16 inbound_checksum; /*TSO:__u16 seqno */ 2724a71df50SFrank Blaschka __u32 token; /*TSO: __u32 reserved */ 2734a71df50SFrank Blaschka __u16 length; 2744a71df50SFrank Blaschka __u8 vlan_prio; 2754a71df50SFrank Blaschka __u8 ext_flags; 2764a71df50SFrank Blaschka __u16 vlan_id; 2774a71df50SFrank Blaschka __u16 frame_offset; 2784a71df50SFrank Blaschka __u8 dest_addr[16]; 2794a71df50SFrank Blaschka } __attribute__ ((packed)); 2804a71df50SFrank Blaschka 2814a71df50SFrank Blaschka struct qeth_hdr_layer2 { 2824a71df50SFrank Blaschka __u8 id; 2834a71df50SFrank Blaschka __u8 flags[3]; 2844a71df50SFrank Blaschka __u8 port_no; 2854a71df50SFrank Blaschka __u8 hdr_length; 2864a71df50SFrank Blaschka __u16 pkt_length; 2874a71df50SFrank Blaschka __u16 seq_no; 2884a71df50SFrank Blaschka __u16 vlan_id; 2894a71df50SFrank Blaschka __u32 reserved; 2904a71df50SFrank Blaschka __u8 reserved2[16]; 2914a71df50SFrank Blaschka } __attribute__ ((packed)); 2924a71df50SFrank Blaschka 2934a71df50SFrank Blaschka struct qeth_hdr_osn { 2944a71df50SFrank Blaschka __u8 id; 2954a71df50SFrank Blaschka __u8 reserved; 2964a71df50SFrank Blaschka __u16 seq_no; 2974a71df50SFrank Blaschka __u16 reserved2; 2984a71df50SFrank Blaschka __u16 control_flags; 2994a71df50SFrank Blaschka __u16 pdu_length; 3004a71df50SFrank Blaschka __u8 reserved3[18]; 3014a71df50SFrank Blaschka __u32 ccid; 3024a71df50SFrank Blaschka } __attribute__ ((packed)); 3034a71df50SFrank Blaschka 3044a71df50SFrank Blaschka struct qeth_hdr { 3054a71df50SFrank Blaschka union { 3064a71df50SFrank Blaschka struct qeth_hdr_layer2 l2; 3074a71df50SFrank Blaschka struct qeth_hdr_layer3 l3; 3084a71df50SFrank Blaschka struct qeth_hdr_osn osn; 3094a71df50SFrank Blaschka } hdr; 3104a71df50SFrank Blaschka } __attribute__ ((packed)); 3114a71df50SFrank Blaschka 3124a71df50SFrank Blaschka /*TCP Segmentation Offload header*/ 3134a71df50SFrank Blaschka struct qeth_hdr_ext_tso { 3144a71df50SFrank Blaschka __u16 hdr_tot_len; 3154a71df50SFrank Blaschka __u8 imb_hdr_no; 3164a71df50SFrank Blaschka __u8 reserved; 3174a71df50SFrank Blaschka __u8 hdr_type; 3184a71df50SFrank Blaschka __u8 hdr_version; 3194a71df50SFrank Blaschka __u16 hdr_len; 3204a71df50SFrank Blaschka __u32 payload_len; 3214a71df50SFrank Blaschka __u16 mss; 3224a71df50SFrank Blaschka __u16 dg_hdr_len; 3234a71df50SFrank Blaschka __u8 padding[16]; 3244a71df50SFrank Blaschka } __attribute__ ((packed)); 3254a71df50SFrank Blaschka 3264a71df50SFrank Blaschka struct qeth_hdr_tso { 3274a71df50SFrank Blaschka struct qeth_hdr hdr; /*hdr->hdr.l3.xxx*/ 3284a71df50SFrank Blaschka struct qeth_hdr_ext_tso ext; 3294a71df50SFrank Blaschka } __attribute__ ((packed)); 3304a71df50SFrank Blaschka 3314a71df50SFrank Blaschka 3324a71df50SFrank Blaschka /* flags for qeth_hdr.flags */ 3334a71df50SFrank Blaschka #define QETH_HDR_PASSTHRU 0x10 3344a71df50SFrank Blaschka #define QETH_HDR_IPV6 0x80 3354a71df50SFrank Blaschka #define QETH_HDR_CAST_MASK 0x07 3364a71df50SFrank Blaschka enum qeth_cast_flags { 3374a71df50SFrank Blaschka QETH_CAST_UNICAST = 0x06, 3384a71df50SFrank Blaschka QETH_CAST_MULTICAST = 0x04, 3394a71df50SFrank Blaschka QETH_CAST_BROADCAST = 0x05, 3404a71df50SFrank Blaschka QETH_CAST_ANYCAST = 0x07, 3414a71df50SFrank Blaschka QETH_CAST_NOCAST = 0x00, 3424a71df50SFrank Blaschka }; 3434a71df50SFrank Blaschka 3444a71df50SFrank Blaschka enum qeth_layer2_frame_flags { 3454a71df50SFrank Blaschka QETH_LAYER2_FLAG_MULTICAST = 0x01, 3464a71df50SFrank Blaschka QETH_LAYER2_FLAG_BROADCAST = 0x02, 3474a71df50SFrank Blaschka QETH_LAYER2_FLAG_UNICAST = 0x04, 3484a71df50SFrank Blaschka QETH_LAYER2_FLAG_VLAN = 0x10, 3494a71df50SFrank Blaschka }; 3504a71df50SFrank Blaschka 3514a71df50SFrank Blaschka enum qeth_header_ids { 3524a71df50SFrank Blaschka QETH_HEADER_TYPE_LAYER3 = 0x01, 3534a71df50SFrank Blaschka QETH_HEADER_TYPE_LAYER2 = 0x02, 3544a71df50SFrank Blaschka QETH_HEADER_TYPE_TSO = 0x03, 3554a71df50SFrank Blaschka QETH_HEADER_TYPE_OSN = 0x04, 3564a71df50SFrank Blaschka }; 3574a71df50SFrank Blaschka /* flags for qeth_hdr.ext_flags */ 3584a71df50SFrank Blaschka #define QETH_HDR_EXT_VLAN_FRAME 0x01 3594a71df50SFrank Blaschka #define QETH_HDR_EXT_TOKEN_ID 0x02 3604a71df50SFrank Blaschka #define QETH_HDR_EXT_INCLUDE_VLAN_TAG 0x04 3614a71df50SFrank Blaschka #define QETH_HDR_EXT_SRC_MAC_ADDR 0x08 3624a71df50SFrank Blaschka #define QETH_HDR_EXT_CSUM_HDR_REQ 0x10 3634a71df50SFrank Blaschka #define QETH_HDR_EXT_CSUM_TRANSP_REQ 0x20 3644a71df50SFrank Blaschka #define QETH_HDR_EXT_UDP_TSO 0x40 /*bit off for TCP*/ 3654a71df50SFrank Blaschka 3664a71df50SFrank Blaschka static inline int qeth_is_last_sbale(struct qdio_buffer_element *sbale) 3674a71df50SFrank Blaschka { 3684a71df50SFrank Blaschka return (sbale->flags & SBAL_FLAGS_LAST_ENTRY); 3694a71df50SFrank Blaschka } 3704a71df50SFrank Blaschka 3714a71df50SFrank Blaschka enum qeth_qdio_buffer_states { 3724a71df50SFrank Blaschka /* 3734a71df50SFrank Blaschka * inbound: read out by driver; owned by hardware in order to be filled 3744a71df50SFrank Blaschka * outbound: owned by driver in order to be filled 3754a71df50SFrank Blaschka */ 3764a71df50SFrank Blaschka QETH_QDIO_BUF_EMPTY, 3774a71df50SFrank Blaschka /* 3784a71df50SFrank Blaschka * inbound: filled by hardware; owned by driver in order to be read out 3794a71df50SFrank Blaschka * outbound: filled by driver; owned by hardware in order to be sent 3804a71df50SFrank Blaschka */ 3814a71df50SFrank Blaschka QETH_QDIO_BUF_PRIMED, 3824a71df50SFrank Blaschka }; 3834a71df50SFrank Blaschka 3844a71df50SFrank Blaschka enum qeth_qdio_info_states { 3854a71df50SFrank Blaschka QETH_QDIO_UNINITIALIZED, 3864a71df50SFrank Blaschka QETH_QDIO_ALLOCATED, 3874a71df50SFrank Blaschka QETH_QDIO_ESTABLISHED, 3884a71df50SFrank Blaschka QETH_QDIO_CLEANING 3894a71df50SFrank Blaschka }; 3904a71df50SFrank Blaschka 3914a71df50SFrank Blaschka struct qeth_buffer_pool_entry { 3924a71df50SFrank Blaschka struct list_head list; 3934a71df50SFrank Blaschka struct list_head init_list; 3944a71df50SFrank Blaschka void *elements[QDIO_MAX_ELEMENTS_PER_BUFFER]; 3954a71df50SFrank Blaschka }; 3964a71df50SFrank Blaschka 3974a71df50SFrank Blaschka struct qeth_qdio_buffer_pool { 3984a71df50SFrank Blaschka struct list_head entry_list; 3994a71df50SFrank Blaschka int buf_count; 4004a71df50SFrank Blaschka }; 4014a71df50SFrank Blaschka 4024a71df50SFrank Blaschka struct qeth_qdio_buffer { 4034a71df50SFrank Blaschka struct qdio_buffer *buffer; 4044a71df50SFrank Blaschka /* the buffer pool entry currently associated to this buffer */ 4054a71df50SFrank Blaschka struct qeth_buffer_pool_entry *pool_entry; 4064a71df50SFrank Blaschka }; 4074a71df50SFrank Blaschka 4084a71df50SFrank Blaschka struct qeth_qdio_q { 4094a71df50SFrank Blaschka struct qdio_buffer qdio_bufs[QDIO_MAX_BUFFERS_PER_Q]; 4104a71df50SFrank Blaschka struct qeth_qdio_buffer bufs[QDIO_MAX_BUFFERS_PER_Q]; 4114a71df50SFrank Blaschka int next_buf_to_init; 4124a71df50SFrank Blaschka } __attribute__ ((aligned(256))); 4134a71df50SFrank Blaschka 4144a71df50SFrank Blaschka /* possible types of qeth large_send support */ 4154a71df50SFrank Blaschka enum qeth_large_send_types { 4164a71df50SFrank Blaschka QETH_LARGE_SEND_NO, 4174a71df50SFrank Blaschka QETH_LARGE_SEND_EDDP, 4184a71df50SFrank Blaschka QETH_LARGE_SEND_TSO, 4194a71df50SFrank Blaschka }; 4204a71df50SFrank Blaschka 4214a71df50SFrank Blaschka struct qeth_qdio_out_buffer { 4224a71df50SFrank Blaschka struct qdio_buffer *buffer; 4234a71df50SFrank Blaschka atomic_t state; 4244a71df50SFrank Blaschka int next_element_to_fill; 4254a71df50SFrank Blaschka struct sk_buff_head skb_list; 4264a71df50SFrank Blaschka struct list_head ctx_list; 4274a71df50SFrank Blaschka }; 4284a71df50SFrank Blaschka 4294a71df50SFrank Blaschka struct qeth_card; 4304a71df50SFrank Blaschka 4314a71df50SFrank Blaschka enum qeth_out_q_states { 4324a71df50SFrank Blaschka QETH_OUT_Q_UNLOCKED, 4334a71df50SFrank Blaschka QETH_OUT_Q_LOCKED, 4344a71df50SFrank Blaschka QETH_OUT_Q_LOCKED_FLUSH, 4354a71df50SFrank Blaschka }; 4364a71df50SFrank Blaschka 4374a71df50SFrank Blaschka struct qeth_qdio_out_q { 4384a71df50SFrank Blaschka struct qdio_buffer qdio_bufs[QDIO_MAX_BUFFERS_PER_Q]; 4394a71df50SFrank Blaschka struct qeth_qdio_out_buffer bufs[QDIO_MAX_BUFFERS_PER_Q]; 4404a71df50SFrank Blaschka int queue_no; 4414a71df50SFrank Blaschka struct qeth_card *card; 4424a71df50SFrank Blaschka atomic_t state; 4434a71df50SFrank Blaschka int do_pack; 4444a71df50SFrank Blaschka /* 4454a71df50SFrank Blaschka * index of buffer to be filled by driver; state EMPTY or PACKING 4464a71df50SFrank Blaschka */ 4474a71df50SFrank Blaschka int next_buf_to_fill; 4484a71df50SFrank Blaschka /* 4494a71df50SFrank Blaschka * number of buffers that are currently filled (PRIMED) 4504a71df50SFrank Blaschka * -> these buffers are hardware-owned 4514a71df50SFrank Blaschka */ 4524a71df50SFrank Blaschka atomic_t used_buffers; 4534a71df50SFrank Blaschka /* indicates whether PCI flag must be set (or if one is outstanding) */ 4544a71df50SFrank Blaschka atomic_t set_pci_flags_count; 4554a71df50SFrank Blaschka } __attribute__ ((aligned(256))); 4564a71df50SFrank Blaschka 4574a71df50SFrank Blaschka struct qeth_qdio_info { 4584a71df50SFrank Blaschka atomic_t state; 4594a71df50SFrank Blaschka /* input */ 4604a71df50SFrank Blaschka struct qeth_qdio_q *in_q; 4614a71df50SFrank Blaschka struct qeth_qdio_buffer_pool in_buf_pool; 4624a71df50SFrank Blaschka struct qeth_qdio_buffer_pool init_pool; 4634a71df50SFrank Blaschka int in_buf_size; 4644a71df50SFrank Blaschka 4654a71df50SFrank Blaschka /* output */ 4664a71df50SFrank Blaschka int no_out_queues; 4674a71df50SFrank Blaschka struct qeth_qdio_out_q **out_qs; 4684a71df50SFrank Blaschka 4694a71df50SFrank Blaschka /* priority queueing */ 4704a71df50SFrank Blaschka int do_prio_queueing; 4714a71df50SFrank Blaschka int default_out_queue; 4724a71df50SFrank Blaschka }; 4734a71df50SFrank Blaschka 4744a71df50SFrank Blaschka enum qeth_send_errors { 4754a71df50SFrank Blaschka QETH_SEND_ERROR_NONE, 4764a71df50SFrank Blaschka QETH_SEND_ERROR_LINK_FAILURE, 4774a71df50SFrank Blaschka QETH_SEND_ERROR_RETRY, 4784a71df50SFrank Blaschka QETH_SEND_ERROR_KICK_IT, 4794a71df50SFrank Blaschka }; 4804a71df50SFrank Blaschka 4814a71df50SFrank Blaschka #define QETH_ETH_MAC_V4 0x0100 /* like v4 */ 4824a71df50SFrank Blaschka #define QETH_ETH_MAC_V6 0x3333 /* like v6 */ 4834a71df50SFrank Blaschka /* tr mc mac is longer, but that will be enough to detect mc frames */ 4844a71df50SFrank Blaschka #define QETH_TR_MAC_NC 0xc000 /* non-canonical */ 4854a71df50SFrank Blaschka #define QETH_TR_MAC_C 0x0300 /* canonical */ 4864a71df50SFrank Blaschka 4874a71df50SFrank Blaschka #define DEFAULT_ADD_HHLEN 0 4884a71df50SFrank Blaschka #define MAX_ADD_HHLEN 1024 4894a71df50SFrank Blaschka 4904a71df50SFrank Blaschka /** 4914a71df50SFrank Blaschka * buffer stuff for read channel 4924a71df50SFrank Blaschka */ 4934a71df50SFrank Blaschka #define QETH_CMD_BUFFER_NO 8 4944a71df50SFrank Blaschka 4954a71df50SFrank Blaschka /** 4964a71df50SFrank Blaschka * channel state machine 4974a71df50SFrank Blaschka */ 4984a71df50SFrank Blaschka enum qeth_channel_states { 4994a71df50SFrank Blaschka CH_STATE_UP, 5004a71df50SFrank Blaschka CH_STATE_DOWN, 5014a71df50SFrank Blaschka CH_STATE_ACTIVATING, 5024a71df50SFrank Blaschka CH_STATE_HALTED, 5034a71df50SFrank Blaschka CH_STATE_STOPPED, 5044a71df50SFrank Blaschka CH_STATE_RCD, 5054a71df50SFrank Blaschka CH_STATE_RCD_DONE, 5064a71df50SFrank Blaschka }; 5074a71df50SFrank Blaschka /** 5084a71df50SFrank Blaschka * card state machine 5094a71df50SFrank Blaschka */ 5104a71df50SFrank Blaschka enum qeth_card_states { 5114a71df50SFrank Blaschka CARD_STATE_DOWN, 5124a71df50SFrank Blaschka CARD_STATE_HARDSETUP, 5134a71df50SFrank Blaschka CARD_STATE_SOFTSETUP, 5144a71df50SFrank Blaschka CARD_STATE_UP, 5154a71df50SFrank Blaschka CARD_STATE_RECOVER, 5164a71df50SFrank Blaschka }; 5174a71df50SFrank Blaschka 5184a71df50SFrank Blaschka /** 5194a71df50SFrank Blaschka * Protocol versions 5204a71df50SFrank Blaschka */ 5214a71df50SFrank Blaschka enum qeth_prot_versions { 5224a71df50SFrank Blaschka QETH_PROT_IPV4 = 0x0004, 5234a71df50SFrank Blaschka QETH_PROT_IPV6 = 0x0006, 5244a71df50SFrank Blaschka }; 5254a71df50SFrank Blaschka 5264a71df50SFrank Blaschka enum qeth_ip_types { 5274a71df50SFrank Blaschka QETH_IP_TYPE_NORMAL, 5284a71df50SFrank Blaschka QETH_IP_TYPE_VIPA, 5294a71df50SFrank Blaschka QETH_IP_TYPE_RXIP, 5304a71df50SFrank Blaschka QETH_IP_TYPE_DEL_ALL_MC, 5314a71df50SFrank Blaschka }; 5324a71df50SFrank Blaschka 5334a71df50SFrank Blaschka enum qeth_cmd_buffer_state { 5344a71df50SFrank Blaschka BUF_STATE_FREE, 5354a71df50SFrank Blaschka BUF_STATE_LOCKED, 5364a71df50SFrank Blaschka BUF_STATE_PROCESSED, 5374a71df50SFrank Blaschka }; 5384a71df50SFrank Blaschka 5394a71df50SFrank Blaschka struct qeth_ipato { 5404a71df50SFrank Blaschka int enabled; 5414a71df50SFrank Blaschka int invert4; 5424a71df50SFrank Blaschka int invert6; 5434a71df50SFrank Blaschka struct list_head entries; 5444a71df50SFrank Blaschka }; 5454a71df50SFrank Blaschka 5464a71df50SFrank Blaschka struct qeth_channel; 5474a71df50SFrank Blaschka 5484a71df50SFrank Blaschka struct qeth_cmd_buffer { 5494a71df50SFrank Blaschka enum qeth_cmd_buffer_state state; 5504a71df50SFrank Blaschka struct qeth_channel *channel; 5514a71df50SFrank Blaschka unsigned char *data; 5524a71df50SFrank Blaschka int rc; 5534a71df50SFrank Blaschka void (*callback) (struct qeth_channel *, struct qeth_cmd_buffer *); 5544a71df50SFrank Blaschka }; 5554a71df50SFrank Blaschka 5564a71df50SFrank Blaschka /** 5574a71df50SFrank Blaschka * definition of a qeth channel, used for read and write 5584a71df50SFrank Blaschka */ 5594a71df50SFrank Blaschka struct qeth_channel { 5604a71df50SFrank Blaschka enum qeth_channel_states state; 5614a71df50SFrank Blaschka struct ccw1 ccw; 5624a71df50SFrank Blaschka spinlock_t iob_lock; 5634a71df50SFrank Blaschka wait_queue_head_t wait_q; 5644a71df50SFrank Blaschka struct tasklet_struct irq_tasklet; 5654a71df50SFrank Blaschka struct ccw_device *ccwdev; 5664a71df50SFrank Blaschka /*command buffer for control data*/ 5674a71df50SFrank Blaschka struct qeth_cmd_buffer iob[QETH_CMD_BUFFER_NO]; 5684a71df50SFrank Blaschka atomic_t irq_pending; 5694a71df50SFrank Blaschka int io_buf_no; 5704a71df50SFrank Blaschka int buf_no; 5714a71df50SFrank Blaschka }; 5724a71df50SFrank Blaschka 5734a71df50SFrank Blaschka /** 5744a71df50SFrank Blaschka * OSA card related definitions 5754a71df50SFrank Blaschka */ 5764a71df50SFrank Blaschka struct qeth_token { 5774a71df50SFrank Blaschka __u32 issuer_rm_w; 5784a71df50SFrank Blaschka __u32 issuer_rm_r; 5794a71df50SFrank Blaschka __u32 cm_filter_w; 5804a71df50SFrank Blaschka __u32 cm_filter_r; 5814a71df50SFrank Blaschka __u32 cm_connection_w; 5824a71df50SFrank Blaschka __u32 cm_connection_r; 5834a71df50SFrank Blaschka __u32 ulp_filter_w; 5844a71df50SFrank Blaschka __u32 ulp_filter_r; 5854a71df50SFrank Blaschka __u32 ulp_connection_w; 5864a71df50SFrank Blaschka __u32 ulp_connection_r; 5874a71df50SFrank Blaschka }; 5884a71df50SFrank Blaschka 5894a71df50SFrank Blaschka struct qeth_seqno { 5904a71df50SFrank Blaschka __u32 trans_hdr; 5914a71df50SFrank Blaschka __u32 pdu_hdr; 5924a71df50SFrank Blaschka __u32 pdu_hdr_ack; 5934a71df50SFrank Blaschka __u16 ipa; 5944a71df50SFrank Blaschka __u32 pkt_seqno; 5954a71df50SFrank Blaschka }; 5964a71df50SFrank Blaschka 5974a71df50SFrank Blaschka struct qeth_reply { 5984a71df50SFrank Blaschka struct list_head list; 5994a71df50SFrank Blaschka wait_queue_head_t wait_q; 6004a71df50SFrank Blaschka int (*callback)(struct qeth_card *, struct qeth_reply *, 6014a71df50SFrank Blaschka unsigned long); 6024a71df50SFrank Blaschka u32 seqno; 6034a71df50SFrank Blaschka unsigned long offset; 6044a71df50SFrank Blaschka atomic_t received; 6054a71df50SFrank Blaschka int rc; 6064a71df50SFrank Blaschka void *param; 6074a71df50SFrank Blaschka struct qeth_card *card; 6084a71df50SFrank Blaschka atomic_t refcnt; 6094a71df50SFrank Blaschka }; 6104a71df50SFrank Blaschka 6114a71df50SFrank Blaschka 6124a71df50SFrank Blaschka struct qeth_card_blkt { 6134a71df50SFrank Blaschka int time_total; 6144a71df50SFrank Blaschka int inter_packet; 6154a71df50SFrank Blaschka int inter_packet_jumbo; 6164a71df50SFrank Blaschka }; 6174a71df50SFrank Blaschka 6184a71df50SFrank Blaschka #define QETH_BROADCAST_WITH_ECHO 0x01 6194a71df50SFrank Blaschka #define QETH_BROADCAST_WITHOUT_ECHO 0x02 6204a71df50SFrank Blaschka #define QETH_LAYER2_MAC_READ 0x01 6214a71df50SFrank Blaschka #define QETH_LAYER2_MAC_REGISTERED 0x02 6224a71df50SFrank Blaschka struct qeth_card_info { 6234a71df50SFrank Blaschka unsigned short unit_addr2; 6244a71df50SFrank Blaschka unsigned short cula; 6254a71df50SFrank Blaschka unsigned short chpid; 6264a71df50SFrank Blaschka __u16 func_level; 6274a71df50SFrank Blaschka char mcl_level[QETH_MCL_LENGTH + 1]; 6284a71df50SFrank Blaschka int guestlan; 6294a71df50SFrank Blaschka int mac_bits; 6304a71df50SFrank Blaschka int portname_required; 6314a71df50SFrank Blaschka int portno; 6324a71df50SFrank Blaschka char portname[9]; 6334a71df50SFrank Blaschka enum qeth_card_types type; 6344a71df50SFrank Blaschka enum qeth_link_types link_type; 6354a71df50SFrank Blaschka int is_multicast_different; 6364a71df50SFrank Blaschka int initial_mtu; 6374a71df50SFrank Blaschka int max_mtu; 6384a71df50SFrank Blaschka int broadcast_capable; 6394a71df50SFrank Blaschka int unique_id; 6404a71df50SFrank Blaschka struct qeth_card_blkt blkt; 6414a71df50SFrank Blaschka __u32 csum_mask; 6424a71df50SFrank Blaschka enum qeth_ipa_promisc_modes promisc_mode; 6434a71df50SFrank Blaschka }; 6444a71df50SFrank Blaschka 6454a71df50SFrank Blaschka struct qeth_card_options { 6464a71df50SFrank Blaschka struct qeth_routing_info route4; 6474a71df50SFrank Blaschka struct qeth_ipa_info ipa4; 6484a71df50SFrank Blaschka struct qeth_ipa_info adp; /*Adapter parameters*/ 6494a71df50SFrank Blaschka struct qeth_routing_info route6; 6504a71df50SFrank Blaschka struct qeth_ipa_info ipa6; 6514a71df50SFrank Blaschka enum qeth_checksum_types checksum_type; 6524a71df50SFrank Blaschka int broadcast_mode; 6534a71df50SFrank Blaschka int macaddr_mode; 6544a71df50SFrank Blaschka int fake_broadcast; 6554a71df50SFrank Blaschka int add_hhlen; 6564a71df50SFrank Blaschka int fake_ll; 6574a71df50SFrank Blaschka int layer2; 6584a71df50SFrank Blaschka enum qeth_large_send_types large_send; 6594a71df50SFrank Blaschka int performance_stats; 6604a71df50SFrank Blaschka int rx_sg_cb; 6614a71df50SFrank Blaschka }; 6624a71df50SFrank Blaschka 6634a71df50SFrank Blaschka /* 6644a71df50SFrank Blaschka * thread bits for qeth_card thread masks 6654a71df50SFrank Blaschka */ 6664a71df50SFrank Blaschka enum qeth_threads { 6674a71df50SFrank Blaschka QETH_RECOVER_THREAD = 1, 6684a71df50SFrank Blaschka }; 6694a71df50SFrank Blaschka 6704a71df50SFrank Blaschka struct qeth_osn_info { 6714a71df50SFrank Blaschka int (*assist_cb)(struct net_device *dev, void *data); 6724a71df50SFrank Blaschka int (*data_cb)(struct sk_buff *skb); 6734a71df50SFrank Blaschka }; 6744a71df50SFrank Blaschka 6754a71df50SFrank Blaschka enum qeth_discipline_id { 6764a71df50SFrank Blaschka QETH_DISCIPLINE_LAYER3 = 0, 6774a71df50SFrank Blaschka QETH_DISCIPLINE_LAYER2 = 1, 6784a71df50SFrank Blaschka }; 6794a71df50SFrank Blaschka 6804a71df50SFrank Blaschka struct qeth_discipline { 6814a71df50SFrank Blaschka qdio_handler_t *input_handler; 6824a71df50SFrank Blaschka qdio_handler_t *output_handler; 6834a71df50SFrank Blaschka int (*recover)(void *ptr); 6844a71df50SFrank Blaschka struct ccwgroup_driver *ccwgdriver; 6854a71df50SFrank Blaschka }; 6864a71df50SFrank Blaschka 6874a71df50SFrank Blaschka struct qeth_vlan_vid { 6884a71df50SFrank Blaschka struct list_head list; 6894a71df50SFrank Blaschka unsigned short vid; 6904a71df50SFrank Blaschka }; 6914a71df50SFrank Blaschka 6924a71df50SFrank Blaschka struct qeth_mc_mac { 6934a71df50SFrank Blaschka struct list_head list; 6944a71df50SFrank Blaschka __u8 mc_addr[MAX_ADDR_LEN]; 6954a71df50SFrank Blaschka unsigned char mc_addrlen; 6964a71df50SFrank Blaschka }; 6974a71df50SFrank Blaschka 6984a71df50SFrank Blaschka struct qeth_card { 6994a71df50SFrank Blaschka struct list_head list; 7004a71df50SFrank Blaschka enum qeth_card_states state; 7014a71df50SFrank Blaschka int lan_online; 7024a71df50SFrank Blaschka spinlock_t lock; 7034a71df50SFrank Blaschka struct ccwgroup_device *gdev; 7044a71df50SFrank Blaschka struct qeth_channel read; 7054a71df50SFrank Blaschka struct qeth_channel write; 7064a71df50SFrank Blaschka struct qeth_channel data; 7074a71df50SFrank Blaschka 7084a71df50SFrank Blaschka struct net_device *dev; 7094a71df50SFrank Blaschka struct net_device_stats stats; 7104a71df50SFrank Blaschka 7114a71df50SFrank Blaschka struct qeth_card_info info; 7124a71df50SFrank Blaschka struct qeth_token token; 7134a71df50SFrank Blaschka struct qeth_seqno seqno; 7144a71df50SFrank Blaschka struct qeth_card_options options; 7154a71df50SFrank Blaschka 7164a71df50SFrank Blaschka wait_queue_head_t wait_q; 7174a71df50SFrank Blaschka spinlock_t vlanlock; 7184a71df50SFrank Blaschka spinlock_t mclock; 7194a71df50SFrank Blaschka struct vlan_group *vlangrp; 7204a71df50SFrank Blaschka struct list_head vid_list; 7214a71df50SFrank Blaschka struct list_head mc_list; 7224a71df50SFrank Blaschka struct work_struct kernel_thread_starter; 7234a71df50SFrank Blaschka spinlock_t thread_mask_lock; 7244a71df50SFrank Blaschka unsigned long thread_start_mask; 7254a71df50SFrank Blaschka unsigned long thread_allowed_mask; 7264a71df50SFrank Blaschka unsigned long thread_running_mask; 7274a71df50SFrank Blaschka spinlock_t ip_lock; 7284a71df50SFrank Blaschka struct list_head ip_list; 7294a71df50SFrank Blaschka struct list_head *ip_tbd_list; 7304a71df50SFrank Blaschka struct qeth_ipato ipato; 7314a71df50SFrank Blaschka struct list_head cmd_waiter_list; 7324a71df50SFrank Blaschka /* QDIO buffer handling */ 7334a71df50SFrank Blaschka struct qeth_qdio_info qdio; 7344a71df50SFrank Blaschka struct qeth_perf_stats perf_stats; 7354a71df50SFrank Blaschka int use_hard_stop; 7364a71df50SFrank Blaschka struct qeth_osn_info osn_info; 7374a71df50SFrank Blaschka struct qeth_discipline discipline; 7384a71df50SFrank Blaschka atomic_t force_alloc_skb; 7394a71df50SFrank Blaschka }; 7404a71df50SFrank Blaschka 7414a71df50SFrank Blaschka struct qeth_card_list_struct { 7424a71df50SFrank Blaschka struct list_head list; 7434a71df50SFrank Blaschka rwlock_t rwlock; 7444a71df50SFrank Blaschka }; 7454a71df50SFrank Blaschka 7464a71df50SFrank Blaschka /*some helper functions*/ 7474a71df50SFrank Blaschka #define QETH_CARD_IFNAME(card) (((card)->dev)? (card)->dev->name : "") 7484a71df50SFrank Blaschka 7494a71df50SFrank Blaschka static inline struct qeth_card *CARD_FROM_CDEV(struct ccw_device *cdev) 7504a71df50SFrank Blaschka { 7514a71df50SFrank Blaschka struct qeth_card *card = dev_get_drvdata(&((struct ccwgroup_device *) 7524a71df50SFrank Blaschka dev_get_drvdata(&cdev->dev))->dev); 7534a71df50SFrank Blaschka return card; 7544a71df50SFrank Blaschka } 7554a71df50SFrank Blaschka 7564a71df50SFrank Blaschka static inline int qeth_get_micros(void) 7574a71df50SFrank Blaschka { 7584a71df50SFrank Blaschka return (int) (get_clock() >> 12); 7594a71df50SFrank Blaschka } 7604a71df50SFrank Blaschka 7614a71df50SFrank Blaschka static inline void *qeth_push_skb(struct qeth_card *card, struct sk_buff *skb, 7624a71df50SFrank Blaschka int size) 7634a71df50SFrank Blaschka { 7644a71df50SFrank Blaschka void *hdr; 7654a71df50SFrank Blaschka 7664a71df50SFrank Blaschka hdr = (void *) skb_push(skb, size); 7674a71df50SFrank Blaschka /* 7684a71df50SFrank Blaschka * sanity check, the Linux memory allocation scheme should 7694a71df50SFrank Blaschka * never present us cases like this one (the qdio header size plus 7704a71df50SFrank Blaschka * the first 40 bytes of the paket cross a 4k boundary) 7714a71df50SFrank Blaschka */ 7724a71df50SFrank Blaschka if ((((unsigned long) hdr) & (~(PAGE_SIZE - 1))) != 7734a71df50SFrank Blaschka (((unsigned long) hdr + size + 7744a71df50SFrank Blaschka QETH_IP_HEADER_SIZE) & (~(PAGE_SIZE - 1)))) { 7754a71df50SFrank Blaschka PRINT_ERR("Misaligned packet on interface %s. Discarded.", 7764a71df50SFrank Blaschka QETH_CARD_IFNAME(card)); 7774a71df50SFrank Blaschka return NULL; 7784a71df50SFrank Blaschka } 7794a71df50SFrank Blaschka return hdr; 7804a71df50SFrank Blaschka } 7814a71df50SFrank Blaschka 7824a71df50SFrank Blaschka static inline int qeth_get_ip_version(struct sk_buff *skb) 7834a71df50SFrank Blaschka { 7844a71df50SFrank Blaschka switch (skb->protocol) { 7854a71df50SFrank Blaschka case ETH_P_IPV6: 7864a71df50SFrank Blaschka return 6; 7874a71df50SFrank Blaschka case ETH_P_IP: 7884a71df50SFrank Blaschka return 4; 7894a71df50SFrank Blaschka default: 7904a71df50SFrank Blaschka return 0; 7914a71df50SFrank Blaschka } 7924a71df50SFrank Blaschka } 7934a71df50SFrank Blaschka 7944a71df50SFrank Blaschka struct qeth_eddp_context; 7954a71df50SFrank Blaschka extern struct ccwgroup_driver qeth_l2_ccwgroup_driver; 7964a71df50SFrank Blaschka extern struct ccwgroup_driver qeth_l3_ccwgroup_driver; 7974a71df50SFrank Blaschka const char *qeth_get_cardname_short(struct qeth_card *); 7984a71df50SFrank Blaschka int qeth_realloc_buffer_pool(struct qeth_card *, int); 7994a71df50SFrank Blaschka int qeth_core_load_discipline(struct qeth_card *, enum qeth_discipline_id); 8004a71df50SFrank Blaschka void qeth_core_free_discipline(struct qeth_card *); 8014a71df50SFrank Blaschka int qeth_core_create_device_attributes(struct device *); 8024a71df50SFrank Blaschka void qeth_core_remove_device_attributes(struct device *); 8034a71df50SFrank Blaschka int qeth_core_create_osn_attributes(struct device *); 8044a71df50SFrank Blaschka void qeth_core_remove_osn_attributes(struct device *); 8054a71df50SFrank Blaschka 8064a71df50SFrank Blaschka /* exports for qeth discipline device drivers */ 8074a71df50SFrank Blaschka extern struct qeth_card_list_struct qeth_core_card_list; 808d11ba0c4SPeter Tiedemann 809d11ba0c4SPeter Tiedemann extern struct qeth_dbf_info qeth_dbf[QETH_DBF_INFOS]; 8104a71df50SFrank Blaschka 8114a71df50SFrank Blaschka void qeth_set_allowed_threads(struct qeth_card *, unsigned long , int); 8124a71df50SFrank Blaschka int qeth_threads_running(struct qeth_card *, unsigned long); 8134a71df50SFrank Blaschka int qeth_wait_for_threads(struct qeth_card *, unsigned long); 8144a71df50SFrank Blaschka int qeth_do_run_thread(struct qeth_card *, unsigned long); 8154a71df50SFrank Blaschka void qeth_clear_thread_start_bit(struct qeth_card *, unsigned long); 8164a71df50SFrank Blaschka void qeth_clear_thread_running_bit(struct qeth_card *, unsigned long); 8174a71df50SFrank Blaschka int qeth_core_hardsetup_card(struct qeth_card *); 8184a71df50SFrank Blaschka void qeth_print_status_message(struct qeth_card *); 8194a71df50SFrank Blaschka int qeth_init_qdio_queues(struct qeth_card *); 8204a71df50SFrank Blaschka int qeth_send_startlan(struct qeth_card *); 8214a71df50SFrank Blaschka int qeth_send_stoplan(struct qeth_card *); 8224a71df50SFrank Blaschka int qeth_send_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *, 8234a71df50SFrank Blaschka int (*reply_cb) 8244a71df50SFrank Blaschka (struct qeth_card *, struct qeth_reply *, unsigned long), 8254a71df50SFrank Blaschka void *); 8264a71df50SFrank Blaschka struct qeth_cmd_buffer *qeth_get_ipacmd_buffer(struct qeth_card *, 8274a71df50SFrank Blaschka enum qeth_ipa_cmds, enum qeth_prot_versions); 8284a71df50SFrank Blaschka int qeth_query_setadapterparms(struct qeth_card *); 8294a71df50SFrank Blaschka int qeth_check_qdio_errors(struct qdio_buffer *, unsigned int, 8304a71df50SFrank Blaschka unsigned int, const char *); 8314a71df50SFrank Blaschka void qeth_put_buffer_pool_entry(struct qeth_card *, 8324a71df50SFrank Blaschka struct qeth_buffer_pool_entry *); 8334a71df50SFrank Blaschka void qeth_queue_input_buffer(struct qeth_card *, int); 8344a71df50SFrank Blaschka struct sk_buff *qeth_core_get_next_skb(struct qeth_card *, 8354a71df50SFrank Blaschka struct qdio_buffer *, struct qdio_buffer_element **, int *, 8364a71df50SFrank Blaschka struct qeth_hdr **); 8374a71df50SFrank Blaschka void qeth_schedule_recovery(struct qeth_card *); 8384a71df50SFrank Blaschka void qeth_qdio_output_handler(struct ccw_device *, unsigned int, 8394a71df50SFrank Blaschka unsigned int, unsigned int, 8404a71df50SFrank Blaschka unsigned int, int, int, 8414a71df50SFrank Blaschka unsigned long); 8424a71df50SFrank Blaschka void qeth_clear_ipacmd_list(struct qeth_card *); 8434a71df50SFrank Blaschka int qeth_qdio_clear_card(struct qeth_card *, int); 8444a71df50SFrank Blaschka void qeth_clear_working_pool_list(struct qeth_card *); 8454a71df50SFrank Blaschka void qeth_clear_cmd_buffers(struct qeth_channel *); 8464a71df50SFrank Blaschka void qeth_clear_qdio_buffers(struct qeth_card *); 8474a71df50SFrank Blaschka void qeth_setadp_promisc_mode(struct qeth_card *); 8484a71df50SFrank Blaschka struct net_device_stats *qeth_get_stats(struct net_device *); 8494a71df50SFrank Blaschka int qeth_change_mtu(struct net_device *, int); 8504a71df50SFrank Blaschka int qeth_setadpparms_change_macaddr(struct qeth_card *); 8514a71df50SFrank Blaschka void qeth_tx_timeout(struct net_device *); 8524a71df50SFrank Blaschka void qeth_prepare_control_data(struct qeth_card *, int, 8534a71df50SFrank Blaschka struct qeth_cmd_buffer *); 8544a71df50SFrank Blaschka void qeth_release_buffer(struct qeth_channel *, struct qeth_cmd_buffer *); 8554a71df50SFrank Blaschka void qeth_prepare_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *, char); 8564a71df50SFrank Blaschka struct qeth_cmd_buffer *qeth_wait_for_buffer(struct qeth_channel *); 8574a71df50SFrank Blaschka int qeth_mdio_read(struct net_device *, int, int); 8584a71df50SFrank Blaschka int qeth_snmp_command(struct qeth_card *, char __user *); 8594a71df50SFrank Blaschka int qeth_set_large_send(struct qeth_card *, enum qeth_large_send_types); 8604a71df50SFrank Blaschka struct qeth_cmd_buffer *qeth_get_adapter_cmd(struct qeth_card *, __u32, __u32); 8614a71df50SFrank Blaschka int qeth_default_setadapterparms_cb(struct qeth_card *, struct qeth_reply *, 8624a71df50SFrank Blaschka unsigned long); 8634a71df50SFrank Blaschka int qeth_send_control_data(struct qeth_card *, int, struct qeth_cmd_buffer *, 8644a71df50SFrank Blaschka int (*reply_cb)(struct qeth_card *, struct qeth_reply*, unsigned long), 8654a71df50SFrank Blaschka void *reply_param); 8664a71df50SFrank Blaschka int qeth_get_cast_type(struct qeth_card *, struct sk_buff *); 8674a71df50SFrank Blaschka int qeth_get_priority_queue(struct qeth_card *, struct sk_buff *, int, int); 8684a71df50SFrank Blaschka struct sk_buff *qeth_prepare_skb(struct qeth_card *, struct sk_buff *, 8694a71df50SFrank Blaschka struct qeth_hdr **); 8704a71df50SFrank Blaschka int qeth_get_elements_no(struct qeth_card *, void *, struct sk_buff *, int); 8714a71df50SFrank Blaschka int qeth_do_send_packet_fast(struct qeth_card *, struct qeth_qdio_out_q *, 8724a71df50SFrank Blaschka struct sk_buff *, struct qeth_hdr *, int, 8734a71df50SFrank Blaschka struct qeth_eddp_context *); 8744a71df50SFrank Blaschka int qeth_do_send_packet(struct qeth_card *, struct qeth_qdio_out_q *, 8754a71df50SFrank Blaschka struct sk_buff *, struct qeth_hdr *, 8764a71df50SFrank Blaschka int, struct qeth_eddp_context *); 8774a71df50SFrank Blaschka int qeth_core_get_stats_count(struct net_device *); 8784a71df50SFrank Blaschka void qeth_core_get_ethtool_stats(struct net_device *, 8794a71df50SFrank Blaschka struct ethtool_stats *, u64 *); 8804a71df50SFrank Blaschka void qeth_core_get_strings(struct net_device *, u32, u8 *); 8814a71df50SFrank Blaschka void qeth_core_get_drvinfo(struct net_device *, struct ethtool_drvinfo *); 882cd023216SPeter Tiedemann void qeth_dbf_longtext(enum qeth_dbf_names dbf_nix, int level, char *text, ...); 8834a71df50SFrank Blaschka 8844a71df50SFrank Blaschka /* exports for OSN */ 8854a71df50SFrank Blaschka int qeth_osn_assist(struct net_device *, void *, int); 8864a71df50SFrank Blaschka int qeth_osn_register(unsigned char *read_dev_no, struct net_device **, 8874a71df50SFrank Blaschka int (*assist_cb)(struct net_device *, void *), 8884a71df50SFrank Blaschka int (*data_cb)(struct sk_buff *)); 8894a71df50SFrank Blaschka void qeth_osn_deregister(struct net_device *); 8904a71df50SFrank Blaschka 8914a71df50SFrank Blaschka #endif /* __QETH_CORE_H__ */ 892