--- /dev/null
+/*
+ * 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/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_MSG,
+ 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[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
+#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_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;
+ 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;
+ 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;
+ unsigned int tx_csum;
+ unsigned int tx_lin;
+};
+
+/* Routing stuff */
+struct qeth_routing_info {
+ enum qeth_routing_types type;
+};
+
+/* IPA stuff */
+struct qeth_ipa_info {
+ __u32 supported_funcs;
+ __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)
+{
+ 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_OSD 0x0101
+#define QETH_IDX_FUNC_LEVEL_IQD 0x4108
+
+#define QETH_MODELLIST_ARRAY \
+ {{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
+#define QETH_BUFSIZE 4096
+
+/**
+ * some more defs
+ */
+#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
+
+/*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 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)
+
+/* 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 QETH_PRIO_Q_ING_SKB 3
+#define QETH_PRIO_Q_ING_VLAN 4
+
+/* 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)
+#define QETH_RX_PULL_LEN 256
+
+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 0x40 /*bit off for TCP*/
+
+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,
+ /*
+ * 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 {
+ 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 sk_buff *rx_skb;
+};
+
+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;
+};
+
+struct qeth_qdio_out_buffer {
+ struct qdio_buffer *buffer;
+ atomic_t state;
+ int next_element_to_fill;
+ struct sk_buff_head skb_list;
+ int is_header[16];
+
+ struct qaob *aob;
+ struct qeth_qdio_out_q *q;
+ struct qeth_qdio_out_buffer *next_pending;
+};
+
+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];
+ struct qdio_outbuf_state *bufstates; /* convenience pointer */
+ 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;
+};
+
+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;
+
+ /* output */
+ int no_out_queues;
+ struct qeth_qdio_out_q **out_qs;
+ struct qdio_outbuf_state *out_bufstates;
+
+ /* 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,
+};
+
+enum qeth_cq {
+ QETH_CQ_DISABLED = 0,
+ QETH_CQ_ENABLED = 1,
+ QETH_CQ_NOTAVAILABLE = 2,
+};
+
+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 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;
+ __u32 tx_csum_mask;
+ enum qeth_ipa_promisc_modes promisc_mode;
+ __u32 diagass_support;
+ __u32 hwtrap;
+};
+
+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;
+ struct qeth_sbp_info sbp; /* SETBRIDGEPORT options */
+ int fake_broadcast;
+ int add_hhlen;
+ int layer2;
+ 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];
+};
+
+/*
+ * 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 {
+ void (*start_poll)(struct ccw_device *, int, unsigned long);
+ qdio_handler_t *input_handler;
+ qdio_handler_t *output_handler;
+ int (*recover)(void *ptr);
+ 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 {
+ 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_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;
+};
+
+struct qeth_switch_info {
+ __u32 capabilities;
+ __u32 settings;
+};
+
+#define QETH_NAPI_WEIGHT NAPI_POLL_WEIGHT
+
+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;
+ 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;
+ spinlock_t thread_mask_lock;
+ 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;
+ 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 read_or_write_problem;
+ struct qeth_osn_info osn_info;
+ 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 {
+ struct list_head list;
+ 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 : "")
+
+static inline int qeth_get_micros(void)
+{
+ return (int) (get_tod_clock() >> 12);
+}
+
+static inline int qeth_get_ip_version(struct sk_buff *skb)
+{
+ __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:
+ 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);
+}
+
+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;
+
+int qeth_card_hw_is_reachable(struct qeth_card *);
+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 *);
+
+/* 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);
+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_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 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 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 *);
+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_query_oat_command(struct qeth_card *, char __user *);
+int qeth_query_switch_attributes(struct qeth_card *card,
+ struct qeth_switch_info *sw_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_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 *, 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, int, int);
+int qeth_do_send_packet(struct qeth_card *, struct qeth_qdio_out_q *,
+ 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(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);
+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__ */
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