diff options
Diffstat (limited to 'drivers/s390/net/qeth_core.h')
| -rw-r--r-- | drivers/s390/net/qeth_core.h | 276 |
1 files changed, 201 insertions, 75 deletions
diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h index e0c45574b0c..a2088af51cc 100644 --- a/drivers/s390/net/qeth_core.h +++ b/drivers/s390/net/qeth_core.h @@ -1,6 +1,4 @@ /* - * 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>, @@ -13,8 +11,6 @@ #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> @@ -40,11 +36,7 @@ */ 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 */ }; @@ -71,7 +63,19 @@ struct qeth_dbf_info { 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) + qeth_dbf_longtext(qeth_dbf[QETH_DBF_##name].id, level, text) + +#define QETH_CARD_TEXT(card, level, text) \ + debug_text_event(card->debug, level, text) + +#define QETH_CARD_HEX(card, level, addr, len) \ + debug_event(card->debug, level, (void *)(addr), len) + +#define QETH_CARD_MESSAGE(card, text...) \ + debug_sprintf_event(card->debug, level, text) + +#define QETH_CARD_TEXT_(card, level, text...) \ + qeth_dbf_longtext(card->debug, level, text) #define SENSE_COMMAND_REJECT_BYTE 0 #define SENSE_COMMAND_REJECT_FLAG 0x80 @@ -102,6 +106,10 @@ struct qeth_perf_stats { unsigned int sc_dp_p; unsigned int sc_p_dp; + /* qdio_cq_handler: number of times called, time spent in */ + __u64 cq_start_time; + unsigned int cq_cnt; + unsigned int cq_time; /* qdio_input_handler: number of times called, time spent in */ __u64 inbound_start_time; unsigned int inbound_cnt; @@ -122,7 +130,6 @@ struct qeth_perf_stats { __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; @@ -134,6 +141,8 @@ struct qeth_perf_stats { unsigned int sg_skbs_rx; unsigned int sg_frags_rx; unsigned int sg_alloc_page_rx; + unsigned int tx_csum; + unsigned int tx_lin; }; /* Routing stuff */ @@ -147,6 +156,27 @@ struct qeth_ipa_info { __u32 enabled_funcs; }; +/* SETBRIDGEPORT stuff */ +enum qeth_sbp_roles { + QETH_SBP_ROLE_NONE = 0, + QETH_SBP_ROLE_PRIMARY = 1, + QETH_SBP_ROLE_SECONDARY = 2, +}; + +enum qeth_sbp_states { + QETH_SBP_STATE_INACTIVE = 0, + QETH_SBP_STATE_STANDBY = 1, + QETH_SBP_STATE_ACTIVE = 2, +}; + +#define QETH_SBP_HOST_NOTIFICATION 1 + +struct qeth_sbp_info { + __u32 supported_funcs; + enum qeth_sbp_roles role; + __u32 hostnotification:1; +}; + static inline int qeth_is_ipa_supported(struct qeth_ipa_info *ipa, enum qeth_ipa_funcs func) { @@ -178,25 +208,22 @@ static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa, ((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_IDX_FUNC_LEVEL_OSD 0x0101 +#define QETH_IDX_FUNC_LEVEL_IQD 0x4108 #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} } + {{0x1731, 0x01, 0x1732, QETH_CARD_TYPE_OSD, QETH_MAX_QUEUES, 0}, \ + {0x1731, 0x05, 0x1732, QETH_CARD_TYPE_IQD, QETH_MAX_QUEUES, 0x103}, \ + {0x1731, 0x06, 0x1732, QETH_CARD_TYPE_OSN, QETH_MAX_QUEUES, 0}, \ + {0x1731, 0x02, 0x1732, QETH_CARD_TYPE_OSM, QETH_MAX_QUEUES, 0}, \ + {0x1731, 0x02, 0x1732, QETH_CARD_TYPE_OSX, QETH_MAX_QUEUES, 0}, \ + {0, 0, 0, 0, 0, 0} } +#define QETH_CU_TYPE_IND 0 +#define QETH_CU_MODEL_IND 1 +#define QETH_DEV_TYPE_IND 2 +#define QETH_DEV_MODEL_IND 3 +#define QETH_QUEUE_NO_IND 4 +#define QETH_MULTICAST_IND 5 #define QETH_REAL_CARD 1 #define QETH_VLAN_CARD 2 @@ -207,6 +234,7 @@ static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa, */ #define QETH_TX_TIMEOUT 100 * HZ #define QETH_RCD_TIMEOUT 60 * HZ +#define QETH_RECLAIM_WORK_TIME HZ #define QETH_HEADER_SIZE 32 #define QETH_MAX_PORTNO 15 @@ -219,12 +247,13 @@ static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa, /*****************************************************************************/ #define QETH_MAX_QUEUES 4 #define QETH_IN_BUF_SIZE_DEFAULT 65536 -#define QETH_IN_BUF_COUNT_DEFAULT 16 +#define QETH_IN_BUF_COUNT_DEFAULT 64 +#define QETH_IN_BUF_COUNT_HSDEFAULT 128 #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) + ((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) @@ -239,10 +268,8 @@ static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa, #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 +#define QETH_PRIO_Q_ING_SKB 3 +#define QETH_PRIO_Q_ING_VLAN 4 /* Packing */ #define QETH_LOW_WATERMARK_PACK 2 @@ -253,6 +280,7 @@ static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa, /* large receive scatter gather copy break */ #define QETH_RX_SG_CB (PAGE_SIZE >> 1) +#define QETH_RX_PULL_LEN 256 struct qeth_hdr_layer3 { __u8 id; @@ -350,11 +378,11 @@ enum qeth_header_ids { #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*/ +#define QETH_HDR_EXT_UDP 0x40 /*bit off for TCP*/ static inline int qeth_is_last_sbale(struct qdio_buffer_element *sbale) { - return (sbale->flags & SBAL_FLAGS_LAST_ENTRY); + return (sbale->eflags & SBAL_EFLAGS_LAST_ENTRY); } enum qeth_qdio_buffer_states { @@ -368,6 +396,21 @@ enum qeth_qdio_buffer_states { * outbound: filled by driver; owned by hardware in order to be sent */ QETH_QDIO_BUF_PRIMED, + /* + * inbound: not applicable + * outbound: identified to be pending in TPQ + */ + QETH_QDIO_BUF_PENDING, + /* + * inbound: not applicable + * outbound: found in completion queue + */ + QETH_QDIO_BUF_IN_CQ, + /* + * inbound: not applicable + * outbound: handled via transfer pending / completion queue + */ + QETH_QDIO_BUF_HANDLED_DELAYED, }; enum qeth_qdio_info_states { @@ -392,6 +435,7 @@ 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 sk_buff *rx_skb; }; struct qeth_qdio_q { @@ -400,20 +444,16 @@ struct qeth_qdio_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 qaob *aob; + struct qeth_qdio_out_q *q; + struct qeth_qdio_out_buffer *next_pending; }; struct qeth_card; @@ -426,7 +466,8 @@ enum qeth_out_q_states { 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]; + struct qeth_qdio_out_buffer *bufs[QDIO_MAX_BUFFERS_PER_Q]; + struct qdio_outbuf_state *bufstates; /* convenience pointer */ int queue_no; struct qeth_card *card; atomic_t state; @@ -447,7 +488,9 @@ struct qeth_qdio_out_q { struct qeth_qdio_info { atomic_t state; /* input */ + int no_in_queues; struct qeth_qdio_q *in_q; + struct qeth_qdio_q *c_q; struct qeth_qdio_buffer_pool in_buf_pool; struct qeth_qdio_buffer_pool init_pool; int in_buf_size; @@ -455,6 +498,7 @@ struct qeth_qdio_info { /* output */ int no_out_queues; struct qeth_qdio_out_q **out_qs; + struct qdio_outbuf_state *out_bufstates; /* priority queueing */ int do_prio_queueing; @@ -526,6 +570,12 @@ enum qeth_cmd_buffer_state { BUF_STATE_PROCESSED, }; +enum qeth_cq { + QETH_CQ_DISABLED = 0, + QETH_CQ_ENABLED = 1, + QETH_CQ_NOTAVAILABLE = 2, +}; + struct qeth_ipato { int enabled; int invert4; @@ -629,7 +679,10 @@ struct qeth_card_info { int unique_id; struct qeth_card_blkt blkt; __u32 csum_mask; + __u32 tx_csum_mask; enum qeth_ipa_promisc_modes promisc_mode; + __u32 diagass_support; + __u32 hwtrap; }; struct qeth_card_options { @@ -638,15 +691,17 @@ struct qeth_card_options { 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; + struct qeth_sbp_info sbp; /* SETBRIDGEPORT options */ int fake_broadcast; int add_hhlen; int layer2; - enum qeth_large_send_types large_send; int performance_stats; int rx_sg_cb; + enum qeth_ipa_isolation_modes isolation; + enum qeth_ipa_isolation_modes prev_isolation; + int sniffer; + enum qeth_cq cq; + char hsuid[9]; }; /* @@ -667,10 +722,22 @@ enum qeth_discipline_id { }; struct qeth_discipline { + void (*start_poll)(struct ccw_device *, int, unsigned long); qdio_handler_t *input_handler; qdio_handler_t *output_handler; int (*recover)(void *ptr); - struct ccwgroup_driver *ccwgdriver; + int (*setup) (struct ccwgroup_device *); + void (*remove) (struct ccwgroup_device *); + int (*set_online) (struct ccwgroup_device *); + int (*set_offline) (struct ccwgroup_device *); + void (*shutdown)(struct ccwgroup_device *); + int (*prepare) (struct ccwgroup_device *); + void (*complete) (struct ccwgroup_device *); + int (*freeze)(struct ccwgroup_device *); + int (*thaw) (struct ccwgroup_device *); + int (*restore)(struct ccwgroup_device *); + int (*control_event_handler)(struct qeth_card *card, + struct qeth_ipa_cmd *cmd); }; struct qeth_vlan_vid { @@ -685,6 +752,22 @@ struct qeth_mc_mac { int is_vmac; }; +struct qeth_rx { + int b_count; + int b_index; + struct qdio_buffer_element *b_element; + int e_offset; + int qdio_err; +}; + +struct carrier_info { + __u8 card_type; + __u16 port_mode; + __u32 port_speed; +}; + +#define QETH_NAPI_WEIGHT NAPI_POLL_WEIGHT + struct qeth_card { struct list_head list; enum qeth_card_states state; @@ -706,7 +789,7 @@ struct qeth_card { wait_queue_head_t wait_q; spinlock_t vlanlock; spinlock_t mclock; - struct vlan_group *vlangrp; + unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; struct list_head vid_list; struct list_head mc_list; struct work_struct kernel_thread_starter; @@ -714,6 +797,7 @@ struct qeth_card { unsigned long thread_start_mask; unsigned long thread_allowed_mask; unsigned long thread_running_mask; + struct task_struct *recovery_task; spinlock_t ip_lock; struct list_head ip_list; struct list_head *ip_tbd_list; @@ -722,11 +806,20 @@ struct qeth_card { /* QDIO buffer handling */ struct qeth_qdio_info qdio; struct qeth_perf_stats perf_stats; - int use_hard_stop; + int read_or_write_problem; struct qeth_osn_info osn_info; - struct qeth_discipline discipline; + struct qeth_discipline *discipline; atomic_t force_alloc_skb; struct service_level qeth_service_level; + struct qdio_ssqd_desc ssqd; + debug_info_t *debug; + struct mutex conf_mutex; + struct mutex discipline_mutex; + struct napi_struct napi; + struct qeth_rx rx; + struct delayed_work buffer_reclaim_work; + int reclaim_index; + struct work_struct close_dev_work; }; struct qeth_card_list_struct { @@ -734,6 +827,14 @@ struct qeth_card_list_struct { rwlock_t rwlock; }; +struct qeth_trap_id { + __u16 lparnr; + char vmname[8]; + __u8 chpid; + __u8 ssid; + __u16 devno; +} __packed; + /*some helper functions*/ #define QETH_CARD_IFNAME(card) (((card)->dev)? (card)->dev->name : "") @@ -746,12 +847,16 @@ static inline struct qeth_card *CARD_FROM_CDEV(struct ccw_device *cdev) static inline int qeth_get_micros(void) { - return (int) (get_clock() >> 12); + return (int) (get_tod_clock() >> 12); } static inline int qeth_get_ip_version(struct sk_buff *skb) { - switch (skb->protocol) { + __be16 *p = &((struct ethhdr *)skb->data)->h_proto; + + if (*p == ETH_P_8021Q) + p += 2; + switch (*p) { case ETH_P_IPV6: return 6; case ETH_P_IP: @@ -767,23 +872,31 @@ static inline void qeth_put_buffer_pool_entry(struct qeth_card *card, 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; +static inline int qeth_is_diagass_supported(struct qeth_card *card, + enum qeth_diags_cmds cmd) +{ + return card->info.diagass_support & (__u32)cmd; +} + +extern struct qeth_discipline qeth_l2_discipline; +extern struct qeth_discipline qeth_l3_discipline; +extern const struct attribute_group *qeth_generic_attr_groups[]; +extern const struct attribute_group *qeth_osn_attr_groups[]; +extern struct workqueue_struct *qeth_wq; + 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 *); +void qeth_buffer_reclaim_work(struct work_struct *); /* 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_recovery_task(struct qeth_card *); +void qeth_clear_recovery_task(struct qeth_card *); 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); @@ -802,12 +915,17 @@ int qeth_send_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *, 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 *); +int qeth_check_qdio_errors(struct qeth_card *, 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_qdio_buffer *, struct qdio_buffer_element **, int *, struct qeth_hdr **); void qeth_schedule_recovery(struct qeth_card *); +void qeth_qdio_start_poll(struct ccw_device *, int, unsigned long); +void qeth_qdio_input_handler(struct ccw_device *, + unsigned int, unsigned int, int, + int, unsigned long); void qeth_qdio_output_handler(struct ccw_device *, unsigned int, int, int, int, unsigned long); void qeth_clear_ipacmd_list(struct qeth_card *); @@ -827,29 +945,37 @@ 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_query_oat_command(struct qeth_card *, char __user *); +int qeth_query_card_info(struct qeth_card *card, + struct carrier_info *carrier_info); 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_bridgeport_query_ports(struct qeth_card *card, + enum qeth_sbp_roles *role, enum qeth_sbp_states *state); +int qeth_bridgeport_setrole(struct qeth_card *card, enum qeth_sbp_roles role); +int qeth_bridgeport_an_set(struct qeth_card *card, int enable); 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_get_elements_no(struct qeth_card *, struct sk_buff *, int); +int qeth_get_elements_for_frags(struct sk_buff *); 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); + struct sk_buff *, struct qeth_hdr *, int, 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 *); + struct sk_buff *, struct qeth_hdr *, int); +int qeth_core_get_sset_count(struct net_device *, int); 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, ...); +void qeth_dbf_longtext(debug_info_t *id, int level, char *text, ...); int qeth_core_ethtool_get_settings(struct net_device *, struct ethtool_cmd *); +int qeth_set_access_ctrl_online(struct qeth_card *card, int fallback); +int qeth_hdr_chk_and_bounce(struct sk_buff *, struct qeth_hdr **, int); +int qeth_configure_cq(struct qeth_card *, enum qeth_cq); +int qeth_hw_trap(struct qeth_card *, enum qeth_diags_trap_action); +int qeth_query_ipassists(struct qeth_card *, enum qeth_prot_versions prot); +void qeth_trace_features(struct qeth_card *); +void qeth_close_dev(struct qeth_card *); /* exports for OSN */ int qeth_osn_assist(struct net_device *, void *, int); 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