| /* |
| * drivers/s390/net/qeth_core.h |
| * |
| * Copyright IBM Corp. 2007 |
| * Author(s): Utz Bacher <utz.bacher@de.ibm.com>, |
| * Frank Pavlic <fpavlic@de.ibm.com>, |
| * Thomas Spatzier <tspat@de.ibm.com>, |
| * Frank Blaschka <frank.blaschka@de.ibm.com> |
| */ |
| |
| #ifndef __QETH_CORE_H__ |
| #define __QETH_CORE_H__ |
| |
| #include <linux/if.h> |
| #include <linux/if_arp.h> |
| #include <linux/if_tr.h> |
| #include <linux/trdevice.h> |
| #include <linux/etherdevice.h> |
| #include <linux/if_vlan.h> |
| #include <linux/ctype.h> |
| #include <linux/in6.h> |
| #include <linux/bitops.h> |
| #include <linux/seq_file.h> |
| #include <linux/ethtool.h> |
| |
| #include <net/ipv6.h> |
| #include <net/if_inet6.h> |
| #include <net/addrconf.h> |
| |
| #include <asm/debug.h> |
| #include <asm/qdio.h> |
| #include <asm/ccwdev.h> |
| #include <asm/ccwgroup.h> |
| #include <asm/sysinfo.h> |
| |
| #include "qeth_core_mpc.h" |
| |
| /** |
| * Debug Facility stuff |
| */ |
| enum qeth_dbf_names { |
| QETH_DBF_SETUP, |
| QETH_DBF_QERR, |
| QETH_DBF_TRACE, |
| QETH_DBF_MSG, |
| QETH_DBF_SENSE, |
| QETH_DBF_MISC, |
| QETH_DBF_CTRL, |
| QETH_DBF_INFOS /* must be last element */ |
| }; |
| |
| struct qeth_dbf_info { |
| char name[DEBUG_MAX_NAME_LEN]; |
| int pages; |
| int areas; |
| int len; |
| int level; |
| struct debug_view *view; |
| debug_info_t *id; |
| }; |
| |
| #define QETH_DBF_CTRL_LEN 256 |
| |
| #define QETH_DBF_TEXT(name, level, text) \ |
| debug_text_event(qeth_dbf[QETH_DBF_##name].id, level, text) |
| |
| #define QETH_DBF_HEX(name, level, addr, len) \ |
| debug_event(qeth_dbf[QETH_DBF_##name].id, level, (void *)(addr), len) |
| |
| #define QETH_DBF_MESSAGE(level, text...) \ |
| debug_sprintf_event(qeth_dbf[QETH_DBF_MSG].id, level, text) |
| |
| #define QETH_DBF_TEXT_(name, level, text...) \ |
| qeth_dbf_longtext(QETH_DBF_##name, level, text) |
| |
| #define SENSE_COMMAND_REJECT_BYTE 0 |
| #define SENSE_COMMAND_REJECT_FLAG 0x80 |
| #define SENSE_RESETTING_EVENT_BYTE 1 |
| #define SENSE_RESETTING_EVENT_FLAG 0x80 |
| |
| /* |
| * Common IO related definitions |
| */ |
| #define CARD_RDEV(card) card->read.ccwdev |
| #define CARD_WDEV(card) card->write.ccwdev |
| #define CARD_DDEV(card) card->data.ccwdev |
| #define CARD_BUS_ID(card) dev_name(&card->gdev->dev) |
| #define CARD_RDEV_ID(card) dev_name(&card->read.ccwdev->dev) |
| #define CARD_WDEV_ID(card) dev_name(&card->write.ccwdev->dev) |
| #define CARD_DDEV_ID(card) dev_name(&card->data.ccwdev->dev) |
| #define CHANNEL_ID(channel) dev_name(&channel->ccwdev->dev) |
| |
| /** |
| * card stuff |
| */ |
| struct qeth_perf_stats { |
| unsigned int bufs_rec; |
| unsigned int bufs_sent; |
| |
| unsigned int skbs_sent_pack; |
| unsigned int bufs_sent_pack; |
| |
| unsigned int sc_dp_p; |
| unsigned int sc_p_dp; |
| /* qdio_input_handler: number of times called, time spent in */ |
| __u64 inbound_start_time; |
| unsigned int inbound_cnt; |
| unsigned int inbound_time; |
| /* qeth_send_packet: number of times called, time spent in */ |
| __u64 outbound_start_time; |
| unsigned int outbound_cnt; |
| unsigned int outbound_time; |
| /* qdio_output_handler: number of times called, time spent in */ |
| __u64 outbound_handler_start_time; |
| unsigned int outbound_handler_cnt; |
| unsigned int outbound_handler_time; |
| /* number of calls to and time spent in do_QDIO for inbound queue */ |
| __u64 inbound_do_qdio_start_time; |
| unsigned int inbound_do_qdio_cnt; |
| unsigned int inbound_do_qdio_time; |
| /* number of calls to and time spent in do_QDIO for outbound queues */ |
| __u64 outbound_do_qdio_start_time; |
| unsigned int outbound_do_qdio_cnt; |
| unsigned int outbound_do_qdio_time; |
| /* eddp data */ |
| unsigned int large_send_bytes; |
| unsigned int large_send_cnt; |
| unsigned int sg_skbs_sent; |
| unsigned int sg_frags_sent; |
| /* initial values when measuring starts */ |
| unsigned long initial_rx_packets; |
| unsigned long initial_tx_packets; |
| /* inbound scatter gather data */ |
| unsigned int sg_skbs_rx; |
| unsigned int sg_frags_rx; |
| unsigned int sg_alloc_page_rx; |
| }; |
| |
| /* Routing stuff */ |
| struct qeth_routing_info { |
| enum qeth_routing_types type; |
| }; |
| |
| /* IPA stuff */ |
| struct qeth_ipa_info { |
| __u32 supported_funcs; |
| __u32 enabled_funcs; |
| }; |
| |
| static inline int qeth_is_ipa_supported(struct qeth_ipa_info *ipa, |
| enum qeth_ipa_funcs func) |
| { |
| return (ipa->supported_funcs & func); |
| } |
| |
| static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa, |
| enum qeth_ipa_funcs func) |
| { |
| return (ipa->supported_funcs & ipa->enabled_funcs & func); |
| } |
| |
| #define qeth_adp_supported(c, f) \ |
| qeth_is_ipa_supported(&c->options.adp, f) |
| #define qeth_adp_enabled(c, f) \ |
| qeth_is_ipa_enabled(&c->options.adp, f) |
| #define qeth_is_supported(c, f) \ |
| qeth_is_ipa_supported(&c->options.ipa4, f) |
| #define qeth_is_enabled(c, f) \ |
| qeth_is_ipa_enabled(&c->options.ipa4, f) |
| #define qeth_is_supported6(c, f) \ |
| qeth_is_ipa_supported(&c->options.ipa6, f) |
| #define qeth_is_enabled6(c, f) \ |
| qeth_is_ipa_enabled(&c->options.ipa6, f) |
| #define qeth_is_ipafunc_supported(c, prot, f) \ |
| ((prot == QETH_PROT_IPV6) ? \ |
| qeth_is_supported6(c, f) : qeth_is_supported(c, f)) |
| #define qeth_is_ipafunc_enabled(c, prot, f) \ |
| ((prot == QETH_PROT_IPV6) ? \ |
| qeth_is_enabled6(c, f) : qeth_is_enabled(c, f)) |
| |
| #define QETH_IDX_FUNC_LEVEL_OSAE_ENA_IPAT 0x0101 |
| #define QETH_IDX_FUNC_LEVEL_OSAE_DIS_IPAT 0x0101 |
| #define QETH_IDX_FUNC_LEVEL_IQD_ENA_IPAT 0x4108 |
| #define QETH_IDX_FUNC_LEVEL_IQD_DIS_IPAT 0x5108 |
| |
| #define QETH_MODELLIST_ARRAY \ |
| {{0x1731, 0x01, 0x1732, 0x01, QETH_CARD_TYPE_OSAE, 1, \ |
| QETH_IDX_FUNC_LEVEL_OSAE_ENA_IPAT, \ |
| QETH_IDX_FUNC_LEVEL_OSAE_DIS_IPAT, \ |
| QETH_MAX_QUEUES, 0}, \ |
| {0x1731, 0x05, 0x1732, 0x05, QETH_CARD_TYPE_IQD, 0, \ |
| QETH_IDX_FUNC_LEVEL_IQD_ENA_IPAT, \ |
| QETH_IDX_FUNC_LEVEL_IQD_DIS_IPAT, \ |
| QETH_MAX_QUEUES, 0x103}, \ |
| {0x1731, 0x06, 0x1732, 0x06, QETH_CARD_TYPE_OSN, 0, \ |
| QETH_IDX_FUNC_LEVEL_OSAE_ENA_IPAT, \ |
| QETH_IDX_FUNC_LEVEL_OSAE_DIS_IPAT, \ |
| QETH_MAX_QUEUES, 0}, \ |
| {0, 0, 0, 0, 0, 0, 0, 0, 0} } |
| |
| #define QETH_REAL_CARD 1 |
| #define QETH_VLAN_CARD 2 |
| #define QETH_BUFSIZE 4096 |
| |
| /** |
| * some more defs |
| */ |
| #define QETH_TX_TIMEOUT 100 * HZ |
| #define QETH_RCD_TIMEOUT 60 * HZ |
| #define QETH_HEADER_SIZE 32 |
| #define QETH_MAX_PORTNO 15 |
| |
| /*IPv6 address autoconfiguration stuff*/ |
| #define UNIQUE_ID_IF_CREATE_ADDR_FAILED 0xfffe |
| #define UNIQUE_ID_NOT_BY_CARD 0x10000 |
| |
| /*****************************************************************************/ |
| /* QDIO queue and buffer handling */ |
| /*****************************************************************************/ |
| #define QETH_MAX_QUEUES 4 |
| #define QETH_IN_BUF_SIZE_DEFAULT 65536 |
| #define QETH_IN_BUF_COUNT_DEFAULT 16 |
| #define QETH_IN_BUF_COUNT_MIN 8 |
| #define QETH_IN_BUF_COUNT_MAX 128 |
| #define QETH_MAX_BUFFER_ELEMENTS(card) ((card)->qdio.in_buf_size >> 12) |
| #define QETH_IN_BUF_REQUEUE_THRESHOLD(card) \ |
| ((card)->qdio.in_buf_pool.buf_count / 2) |
| |
| /* buffers we have to be behind before we get a PCI */ |
| #define QETH_PCI_THRESHOLD_A(card) ((card)->qdio.in_buf_pool.buf_count+1) |
| /*enqueued free buffers left before we get a PCI*/ |
| #define QETH_PCI_THRESHOLD_B(card) 0 |
| /*not used unless the microcode gets patched*/ |
| #define QETH_PCI_TIMER_VALUE(card) 3 |
| |
| /* priority queing */ |
| #define QETH_PRIOQ_DEFAULT QETH_NO_PRIO_QUEUEING |
| #define QETH_DEFAULT_QUEUE 2 |
| #define QETH_NO_PRIO_QUEUEING 0 |
| #define QETH_PRIO_Q_ING_PREC 1 |
| #define QETH_PRIO_Q_ING_TOS 2 |
| #define IP_TOS_LOWDELAY 0x10 |
| #define IP_TOS_HIGHTHROUGHPUT 0x08 |
| #define IP_TOS_HIGHRELIABILITY 0x04 |
| #define IP_TOS_NOTIMPORTANT 0x02 |
| |
| /* Packing */ |
| #define QETH_LOW_WATERMARK_PACK 2 |
| #define QETH_HIGH_WATERMARK_PACK 5 |
| #define QETH_WATERMARK_PACK_FUZZ 1 |
| |
| #define QETH_IP_HEADER_SIZE 40 |
| |
| /* large receive scatter gather copy break */ |
| #define QETH_RX_SG_CB (PAGE_SIZE >> 1) |
| |
| struct qeth_hdr_layer3 { |
| __u8 id; |
| __u8 flags; |
| __u16 inbound_checksum; /*TSO:__u16 seqno */ |
| __u32 token; /*TSO: __u32 reserved */ |
| __u16 length; |
| __u8 vlan_prio; |
| __u8 ext_flags; |
| __u16 vlan_id; |
| __u16 frame_offset; |
| __u8 dest_addr[16]; |
| } __attribute__ ((packed)); |
| |
| struct qeth_hdr_layer2 { |
| __u8 id; |
| __u8 flags[3]; |
| __u8 port_no; |
| __u8 hdr_length; |
| __u16 pkt_length; |
| __u16 seq_no; |
| __u16 vlan_id; |
| __u32 reserved; |
| __u8 reserved2[16]; |
| } __attribute__ ((packed)); |
| |
| struct qeth_hdr_osn { |
| __u8 id; |
| __u8 reserved; |
| __u16 seq_no; |
| __u16 reserved2; |
| __u16 control_flags; |
| __u16 pdu_length; |
| __u8 reserved3[18]; |
| __u32 ccid; |
| } __attribute__ ((packed)); |
| |
| struct qeth_hdr { |
| union { |
| struct qeth_hdr_layer2 l2; |
| struct qeth_hdr_layer3 l3; |
| struct qeth_hdr_osn osn; |
| } hdr; |
| } __attribute__ ((packed)); |
| |
| /*TCP Segmentation Offload header*/ |
| struct qeth_hdr_ext_tso { |
| __u16 hdr_tot_len; |
| __u8 imb_hdr_no; |
| __u8 reserved; |
| __u8 hdr_type; |
| __u8 hdr_version; |
| __u16 hdr_len; |
| __u32 payload_len; |
| __u16 mss; |
| __u16 dg_hdr_len; |
| __u8 padding[16]; |
| } __attribute__ ((packed)); |
| |
| struct qeth_hdr_tso { |
| struct qeth_hdr hdr; /*hdr->hdr.l3.xxx*/ |
| struct qeth_hdr_ext_tso ext; |
| } __attribute__ ((packed)); |
| |
| |
| /* flags for qeth_hdr.flags */ |
| #define QETH_HDR_PASSTHRU 0x10 |
| #define QETH_HDR_IPV6 0x80 |
| #define QETH_HDR_CAST_MASK 0x07 |
| enum qeth_cast_flags { |
| QETH_CAST_UNICAST = 0x06, |
| QETH_CAST_MULTICAST = 0x04, |
| QETH_CAST_BROADCAST = 0x05, |
| QETH_CAST_ANYCAST = 0x07, |
| QETH_CAST_NOCAST = 0x00, |
| }; |
| |
| enum qeth_layer2_frame_flags { |
| QETH_LAYER2_FLAG_MULTICAST = 0x01, |
| QETH_LAYER2_FLAG_BROADCAST = 0x02, |
| QETH_LAYER2_FLAG_UNICAST = 0x04, |
| QETH_LAYER2_FLAG_VLAN = 0x10, |
| }; |
| |
| enum qeth_header_ids { |
| QETH_HEADER_TYPE_LAYER3 = 0x01, |
| QETH_HEADER_TYPE_LAYER2 = 0x02, |
| QETH_HEADER_TYPE_TSO = 0x03, |
| QETH_HEADER_TYPE_OSN = 0x04, |
| }; |
| /* flags for qeth_hdr.ext_flags */ |
| #define QETH_HDR_EXT_VLAN_FRAME 0x01 |
| #define QETH_HDR_EXT_TOKEN_ID 0x02 |
| #define QETH_HDR_EXT_INCLUDE_VLAN_TAG 0x04 |
| #define QETH_HDR_EXT_SRC_MAC_ADDR 0x08 |
| #define QETH_HDR_EXT_CSUM_HDR_REQ 0x10 |
| #define QETH_HDR_EXT_CSUM_TRANSP_REQ 0x20 |
| #define QETH_HDR_EXT_UDP_TSO 0x40 /*bit off for TCP*/ |
| |
| static inline int qeth_is_last_sbale(struct qdio_buffer_element *sbale) |
| { |
| return (sbale->flags & SBAL_FLAGS_LAST_ENTRY); |
| } |
| |
| enum qeth_qdio_buffer_states { |
| /* |
| * inbound: read out by driver; owned by hardware in order to be filled |
| * outbound: owned by driver in order to be filled |
| */ |
| QETH_QDIO_BUF_EMPTY, |
| /* |
| * inbound: filled by hardware; owned by driver in order to be read out |
| * outbound: filled by driver; owned by hardware in order to be sent |
| */ |
| QETH_QDIO_BUF_PRIMED, |
| }; |
| |
| enum qeth_qdio_info_states { |
| QETH_QDIO_UNINITIALIZED, |
| QETH_QDIO_ALLOCATED, |
| QETH_QDIO_ESTABLISHED, |
| QETH_QDIO_CLEANING |
| }; |
| |
| struct qeth_buffer_pool_entry { |
| struct list_head list; |
| struct list_head init_list; |
| void *elements[QDIO_MAX_ELEMENTS_PER_BUFFER]; |
| }; |
| |
| struct qeth_qdio_buffer_pool { |
| struct list_head entry_list; |
| int buf_count; |
| }; |
| |
| struct qeth_qdio_buffer { |
| struct qdio_buffer *buffer; |
| /* the buffer pool entry currently associated to this buffer */ |
| struct qeth_buffer_pool_entry *pool_entry; |
| }; |
| |
| struct qeth_qdio_q { |
| struct qdio_buffer qdio_bufs[QDIO_MAX_BUFFERS_PER_Q]; |
| struct qeth_qdio_buffer bufs[QDIO_MAX_BUFFERS_PER_Q]; |
| int next_buf_to_init; |
| } __attribute__ ((aligned(256))); |
| |
| /* possible types of qeth large_send support */ |
| enum qeth_large_send_types { |
| QETH_LARGE_SEND_NO, |
| QETH_LARGE_SEND_EDDP, |
| QETH_LARGE_SEND_TSO, |
| }; |
| |
| struct qeth_qdio_out_buffer { |
| struct qdio_buffer *buffer; |
| atomic_t state; |
| int next_element_to_fill; |
| struct sk_buff_head skb_list; |
| struct list_head ctx_list; |
| int is_header[16]; |
| }; |
| |
| struct qeth_card; |
| |
| enum qeth_out_q_states { |
| QETH_OUT_Q_UNLOCKED, |
| QETH_OUT_Q_LOCKED, |
| QETH_OUT_Q_LOCKED_FLUSH, |
| }; |
| |
| struct qeth_qdio_out_q { |
| struct qdio_buffer qdio_bufs[QDIO_MAX_BUFFERS_PER_Q]; |
| struct qeth_qdio_out_buffer bufs[QDIO_MAX_BUFFERS_PER_Q]; |
| int queue_no; |
| struct qeth_card *card; |
| atomic_t state; |
| int do_pack; |
| /* |
| * index of buffer to be filled by driver; state EMPTY or PACKING |
| */ |
| int next_buf_to_fill; |
| /* |
| * number of buffers that are currently filled (PRIMED) |
| * -> these buffers are hardware-owned |
| */ |
| atomic_t used_buffers; |
| /* indicates whether PCI flag must be set (or if one is outstanding) */ |
| atomic_t set_pci_flags_count; |
| } __attribute__ ((aligned(256))); |
| |
| struct qeth_qdio_info { |
| atomic_t state; |
| /* input */ |
| struct qeth_qdio_q *in_q; |
| struct qeth_qdio_buffer_pool in_buf_pool; |
| struct qeth_qdio_buffer_pool init_pool; |
| int in_buf_size; |
| |
| /* output */ |
| int no_out_queues; |
| struct qeth_qdio_out_q **out_qs; |
| |
| /* priority queueing */ |
| int do_prio_queueing; |
| int default_out_queue; |
| }; |
| |
| enum qeth_send_errors { |
| QETH_SEND_ERROR_NONE, |
| QETH_SEND_ERROR_LINK_FAILURE, |
| QETH_SEND_ERROR_RETRY, |
| QETH_SEND_ERROR_KICK_IT, |
| }; |
| |
| #define QETH_ETH_MAC_V4 0x0100 /* like v4 */ |
| #define QETH_ETH_MAC_V6 0x3333 /* like v6 */ |
| /* tr mc mac is longer, but that will be enough to detect mc frames */ |
| #define QETH_TR_MAC_NC 0xc000 /* non-canonical */ |
| #define QETH_TR_MAC_C 0x0300 /* canonical */ |
| |
| #define DEFAULT_ADD_HHLEN 0 |
| #define MAX_ADD_HHLEN 1024 |
| |
| /** |
| * buffer stuff for read channel |
| */ |
| #define QETH_CMD_BUFFER_NO 8 |
| |
| /** |
| * channel state machine |
| */ |
| enum qeth_channel_states { |
| CH_STATE_UP, |
| CH_STATE_DOWN, |
| CH_STATE_ACTIVATING, |
| CH_STATE_HALTED, |
| CH_STATE_STOPPED, |
| CH_STATE_RCD, |
| CH_STATE_RCD_DONE, |
| }; |
| /** |
| * card state machine |
| */ |
| enum qeth_card_states { |
| CARD_STATE_DOWN, |
| CARD_STATE_HARDSETUP, |
| CARD_STATE_SOFTSETUP, |
| CARD_STATE_UP, |
| CARD_STATE_RECOVER, |
| }; |
| |
| /** |
| * Protocol versions |
| */ |
| enum qeth_prot_versions { |
| QETH_PROT_IPV4 = 0x0004, |
| QETH_PROT_IPV6 = 0x0006, |
| }; |
| |
| enum qeth_ip_types { |
| QETH_IP_TYPE_NORMAL, |
| QETH_IP_TYPE_VIPA, |
| QETH_IP_TYPE_RXIP, |
| QETH_IP_TYPE_DEL_ALL_MC, |
| }; |
| |
| enum qeth_cmd_buffer_state { |
| BUF_STATE_FREE, |
| BUF_STATE_LOCKED, |
| BUF_STATE_PROCESSED, |
| }; |
| |
| struct qeth_ipato { |
| int enabled; |
| int invert4; |
| int invert6; |
| struct list_head entries; |
| }; |
| |
| struct qeth_channel; |
| |
| struct qeth_cmd_buffer { |
| enum qeth_cmd_buffer_state state; |
| struct qeth_channel *channel; |
| unsigned char *data; |
| int rc; |
| void (*callback) (struct qeth_channel *, struct qeth_cmd_buffer *); |
| }; |
| |
| /** |
| * definition of a qeth channel, used for read and write |
| */ |
| struct qeth_channel { |
| enum qeth_channel_states state; |
| struct ccw1 ccw; |
| spinlock_t iob_lock; |
| wait_queue_head_t wait_q; |
| struct tasklet_struct irq_tasklet; |
| struct ccw_device *ccwdev; |
| /*command buffer for control data*/ |
| struct qeth_cmd_buffer iob[QETH_CMD_BUFFER_NO]; |
| atomic_t irq_pending; |
| int io_buf_no; |
| int buf_no; |
| }; |
| |
| /** |
| * OSA card related definitions |
| */ |
| struct qeth_token { |
| __u32 issuer_rm_w; |
| __u32 issuer_rm_r; |
| __u32 cm_filter_w; |
| __u32 cm_filter_r; |
| __u32 cm_connection_w; |
| __u32 cm_connection_r; |
| __u32 ulp_filter_w; |
| __u32 ulp_filter_r; |
| __u32 ulp_connection_w; |
| __u32 ulp_connection_r; |
| }; |
| |
| struct qeth_seqno { |
| __u32 trans_hdr; |
| __u32 pdu_hdr; |
| __u32 pdu_hdr_ack; |
| __u16 ipa; |
| __u32 pkt_seqno; |
| }; |
| |
| struct qeth_reply { |
| struct list_head list; |
| wait_queue_head_t wait_q; |
| int (*callback)(struct qeth_card *, struct qeth_reply *, |
| unsigned long); |
| u32 seqno; |
| unsigned long offset; |
| atomic_t received; |
| int rc; |
| void *param; |
| struct qeth_card *card; |
| atomic_t refcnt; |
| }; |
| |
| |
| struct qeth_card_blkt { |
| int time_total; |
| int inter_packet; |
| int inter_packet_jumbo; |
| }; |
| |
| #define QETH_BROADCAST_WITH_ECHO 0x01 |
| #define QETH_BROADCAST_WITHOUT_ECHO 0x02 |
| #define QETH_LAYER2_MAC_READ 0x01 |
| #define QETH_LAYER2_MAC_REGISTERED 0x02 |
| struct qeth_card_info { |
| unsigned short unit_addr2; |
| unsigned short cula; |
| unsigned short chpid; |
| __u16 func_level; |
| char mcl_level[QETH_MCL_LENGTH + 1]; |
| int guestlan; |
| int mac_bits; |
| int portname_required; |
| int portno; |
| char portname[9]; |
| enum qeth_card_types type; |
| enum qeth_link_types link_type; |
| int is_multicast_different; |
| int initial_mtu; |
| int max_mtu; |
| int broadcast_capable; |
| int unique_id; |
| struct qeth_card_blkt blkt; |
| __u32 csum_mask; |
| enum qeth_ipa_promisc_modes promisc_mode; |
| }; |
| |
| struct qeth_card_options { |
| struct qeth_routing_info route4; |
| struct qeth_ipa_info ipa4; |
| struct qeth_ipa_info adp; /*Adapter parameters*/ |
| struct qeth_routing_info route6; |
| struct qeth_ipa_info ipa6; |
| enum qeth_checksum_types checksum_type; |
| int broadcast_mode; |
| int macaddr_mode; |
| int fake_broadcast; |
| int add_hhlen; |
| int fake_ll; |
| int layer2; |
| enum qeth_large_send_types large_send; |
| int performance_stats; |
| int rx_sg_cb; |
| }; |
| |
| /* |
| * thread bits for qeth_card thread masks |
| */ |
| enum qeth_threads { |
| QETH_RECOVER_THREAD = 1, |
| }; |
| |
| struct qeth_osn_info { |
| int (*assist_cb)(struct net_device *dev, void *data); |
| int (*data_cb)(struct sk_buff *skb); |
| }; |
| |
| enum qeth_discipline_id { |
| QETH_DISCIPLINE_LAYER3 = 0, |
| QETH_DISCIPLINE_LAYER2 = 1, |
| }; |
| |
| struct qeth_discipline { |
| qdio_handler_t *input_handler; |
| qdio_handler_t *output_handler; |
| int (*recover)(void *ptr); |
| struct ccwgroup_driver *ccwgdriver; |
| }; |
| |
| struct qeth_vlan_vid { |
| struct list_head list; |
| unsigned short vid; |
| }; |
| |
| struct qeth_mc_mac { |
| struct list_head list; |
| __u8 mc_addr[MAX_ADDR_LEN]; |
| unsigned char mc_addrlen; |
| int is_vmac; |
| }; |
| |
| struct qeth_card { |
| struct list_head list; |
| enum qeth_card_states state; |
| int lan_online; |
| spinlock_t lock; |
| struct ccwgroup_device *gdev; |
| struct qeth_channel read; |
| struct qeth_channel write; |
| struct qeth_channel data; |
| |
| struct net_device *dev; |
| struct net_device_stats stats; |
| |
| struct qeth_card_info info; |
| struct qeth_token token; |
| struct qeth_seqno seqno; |
| struct qeth_card_options options; |
| |
| wait_queue_head_t wait_q; |
| spinlock_t vlanlock; |
| spinlock_t mclock; |
| struct vlan_group *vlangrp; |
| struct list_head vid_list; |
| struct list_head mc_list; |
| struct work_struct kernel_thread_starter; |
| spinlock_t thread_mask_lock; |
| unsigned long thread_start_mask; |
| unsigned long thread_allowed_mask; |
| unsigned long thread_running_mask; |
| spinlock_t ip_lock; |
| struct list_head ip_list; |
| struct list_head *ip_tbd_list; |
| struct qeth_ipato ipato; |
| struct list_head cmd_waiter_list; |
| /* QDIO buffer handling */ |
| struct qeth_qdio_info qdio; |
| struct qeth_perf_stats perf_stats; |
| int use_hard_stop; |
| struct qeth_osn_info osn_info; |
| struct qeth_discipline discipline; |
| atomic_t force_alloc_skb; |
| struct service_level qeth_service_level; |
| }; |
| |
| struct qeth_card_list_struct { |
| struct list_head list; |
| rwlock_t rwlock; |
| }; |
| |
| /*some helper functions*/ |
| #define QETH_CARD_IFNAME(card) (((card)->dev)? (card)->dev->name : "") |
| |
| static inline struct qeth_card *CARD_FROM_CDEV(struct ccw_device *cdev) |
| { |
| struct qeth_card *card = dev_get_drvdata(&((struct ccwgroup_device *) |
| dev_get_drvdata(&cdev->dev))->dev); |
| return card; |
| } |
| |
| static inline int qeth_get_micros(void) |
| { |
| return (int) (get_clock() >> 12); |
| } |
| |
| static inline int qeth_get_ip_version(struct sk_buff *skb) |
| { |
| switch (skb->protocol) { |
| case ETH_P_IPV6: |
| return 6; |
| case ETH_P_IP: |
| return 4; |
| default: |
| return 0; |
| } |
| } |
| |
| static inline void qeth_put_buffer_pool_entry(struct qeth_card *card, |
| struct qeth_buffer_pool_entry *entry) |
| { |
| list_add_tail(&entry->list, &card->qdio.in_buf_pool.entry_list); |
| } |
| |
| struct qeth_eddp_context; |
| extern struct ccwgroup_driver qeth_l2_ccwgroup_driver; |
| extern struct ccwgroup_driver qeth_l3_ccwgroup_driver; |
| const char *qeth_get_cardname_short(struct qeth_card *); |
| int qeth_realloc_buffer_pool(struct qeth_card *, int); |
| int qeth_core_load_discipline(struct qeth_card *, enum qeth_discipline_id); |
| void qeth_core_free_discipline(struct qeth_card *); |
| int qeth_core_create_device_attributes(struct device *); |
| void qeth_core_remove_device_attributes(struct device *); |
| int qeth_core_create_osn_attributes(struct device *); |
| void qeth_core_remove_osn_attributes(struct device *); |
| |
| /* exports for qeth discipline device drivers */ |
| extern struct qeth_card_list_struct qeth_core_card_list; |
| extern struct kmem_cache *qeth_core_header_cache; |
| extern struct qeth_dbf_info qeth_dbf[QETH_DBF_INFOS]; |
| |
| void qeth_set_allowed_threads(struct qeth_card *, unsigned long , int); |
| int qeth_threads_running(struct qeth_card *, unsigned long); |
| int qeth_wait_for_threads(struct qeth_card *, unsigned long); |
| int qeth_do_run_thread(struct qeth_card *, unsigned long); |
| void qeth_clear_thread_start_bit(struct qeth_card *, unsigned long); |
| void qeth_clear_thread_running_bit(struct qeth_card *, unsigned long); |
| int qeth_core_hardsetup_card(struct qeth_card *); |
| void qeth_print_status_message(struct qeth_card *); |
| int qeth_init_qdio_queues(struct qeth_card *); |
| int qeth_send_startlan(struct qeth_card *); |
| int qeth_send_stoplan(struct qeth_card *); |
| int qeth_send_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *, |
| int (*reply_cb) |
| (struct qeth_card *, struct qeth_reply *, unsigned long), |
| void *); |
| struct qeth_cmd_buffer *qeth_get_ipacmd_buffer(struct qeth_card *, |
| enum qeth_ipa_cmds, enum qeth_prot_versions); |
| int qeth_query_setadapterparms(struct qeth_card *); |
| int qeth_check_qdio_errors(struct qdio_buffer *, unsigned int, const char *); |
| void qeth_queue_input_buffer(struct qeth_card *, int); |
| struct sk_buff *qeth_core_get_next_skb(struct qeth_card *, |
| struct qdio_buffer *, struct qdio_buffer_element **, int *, |
| struct qeth_hdr **); |
| void qeth_schedule_recovery(struct qeth_card *); |
| void qeth_qdio_output_handler(struct ccw_device *, unsigned int, |
| int, int, int, unsigned long); |
| void qeth_clear_ipacmd_list(struct qeth_card *); |
| int qeth_qdio_clear_card(struct qeth_card *, int); |
| void qeth_clear_working_pool_list(struct qeth_card *); |
| void qeth_clear_cmd_buffers(struct qeth_channel *); |
| void qeth_clear_qdio_buffers(struct qeth_card *); |
| void qeth_setadp_promisc_mode(struct qeth_card *); |
| struct net_device_stats *qeth_get_stats(struct net_device *); |
| int qeth_change_mtu(struct net_device *, int); |
| int qeth_setadpparms_change_macaddr(struct qeth_card *); |
| void qeth_tx_timeout(struct net_device *); |
| void qeth_prepare_control_data(struct qeth_card *, int, |
| struct qeth_cmd_buffer *); |
| void qeth_release_buffer(struct qeth_channel *, struct qeth_cmd_buffer *); |
| void qeth_prepare_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *, char); |
| struct qeth_cmd_buffer *qeth_wait_for_buffer(struct qeth_channel *); |
| int qeth_mdio_read(struct net_device *, int, int); |
| int qeth_snmp_command(struct qeth_card *, char __user *); |
| int qeth_set_large_send(struct qeth_card *, enum qeth_large_send_types); |
| struct qeth_cmd_buffer *qeth_get_adapter_cmd(struct qeth_card *, __u32, __u32); |
| int qeth_default_setadapterparms_cb(struct qeth_card *, struct qeth_reply *, |
| unsigned long); |
| int qeth_send_control_data(struct qeth_card *, int, struct qeth_cmd_buffer *, |
| int (*reply_cb)(struct qeth_card *, struct qeth_reply*, unsigned long), |
| void *reply_param); |
| int qeth_get_cast_type(struct qeth_card *, struct sk_buff *); |
| int qeth_get_priority_queue(struct qeth_card *, struct sk_buff *, int, int); |
| int qeth_get_elements_no(struct qeth_card *, void *, struct sk_buff *, int); |
| int qeth_do_send_packet_fast(struct qeth_card *, struct qeth_qdio_out_q *, |
| struct sk_buff *, struct qeth_hdr *, int, |
| struct qeth_eddp_context *, int, int); |
| int qeth_do_send_packet(struct qeth_card *, struct qeth_qdio_out_q *, |
| struct sk_buff *, struct qeth_hdr *, |
| int, struct qeth_eddp_context *); |
| int qeth_core_get_stats_count(struct net_device *); |
| void qeth_core_get_ethtool_stats(struct net_device *, |
| struct ethtool_stats *, u64 *); |
| void qeth_core_get_strings(struct net_device *, u32, u8 *); |
| void qeth_core_get_drvinfo(struct net_device *, struct ethtool_drvinfo *); |
| void qeth_dbf_longtext(enum qeth_dbf_names dbf_nix, int level, char *text, ...); |
| int qeth_core_ethtool_get_settings(struct net_device *, struct ethtool_cmd *); |
| |
| /* exports for OSN */ |
| int qeth_osn_assist(struct net_device *, void *, int); |
| int qeth_osn_register(unsigned char *read_dev_no, struct net_device **, |
| int (*assist_cb)(struct net_device *, void *), |
| int (*data_cb)(struct sk_buff *)); |
| void qeth_osn_deregister(struct net_device *); |
| |
| #endif /* __QETH_CORE_H__ */ |