+++ /dev/null
-#ifndef __QETH_H__
-#define __QETH_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 <net/ipv6.h>
-#include <linux/in6.h>
-#include <net/if_inet6.h>
-#include <net/addrconf.h>
-
-
-#include <linux/bitops.h>
-
-#include <asm/debug.h>
-#include <asm/qdio.h>
-#include <asm/ccwdev.h>
-#include <asm/ccwgroup.h>
-
-#include "qeth_mpc.h"
-
-#ifdef CONFIG_QETH_IPV6
-#define QETH_VERSION_IPV6 ":IPv6"
-#else
-#define QETH_VERSION_IPV6 ""
-#endif
-#ifdef CONFIG_QETH_VLAN
-#define QETH_VERSION_VLAN ":VLAN"
-#else
-#define QETH_VERSION_VLAN ""
-#endif
-
-/**
- * Debug Facility stuff
- */
-#define QETH_DBF_SETUP_NAME "qeth_setup"
-#define QETH_DBF_SETUP_LEN 8
-#define QETH_DBF_SETUP_PAGES 8
-#define QETH_DBF_SETUP_NR_AREAS 1
-#define QETH_DBF_SETUP_LEVEL 5
-
-#define QETH_DBF_MISC_NAME "qeth_misc"
-#define QETH_DBF_MISC_LEN 128
-#define QETH_DBF_MISC_PAGES 2
-#define QETH_DBF_MISC_NR_AREAS 1
-#define QETH_DBF_MISC_LEVEL 2
-
-#define QETH_DBF_DATA_NAME "qeth_data"
-#define QETH_DBF_DATA_LEN 96
-#define QETH_DBF_DATA_PAGES 8
-#define QETH_DBF_DATA_NR_AREAS 1
-#define QETH_DBF_DATA_LEVEL 2
-
-#define QETH_DBF_CONTROL_NAME "qeth_control"
-#define QETH_DBF_CONTROL_LEN 256
-#define QETH_DBF_CONTROL_PAGES 8
-#define QETH_DBF_CONTROL_NR_AREAS 2
-#define QETH_DBF_CONTROL_LEVEL 5
-
-#define QETH_DBF_TRACE_NAME "qeth_trace"
-#define QETH_DBF_TRACE_LEN 8
-#define QETH_DBF_TRACE_PAGES 4
-#define QETH_DBF_TRACE_NR_AREAS 2
-#define QETH_DBF_TRACE_LEVEL 3
-extern debug_info_t *qeth_dbf_trace;
-
-#define QETH_DBF_SENSE_NAME "qeth_sense"
-#define QETH_DBF_SENSE_LEN 64
-#define QETH_DBF_SENSE_PAGES 2
-#define QETH_DBF_SENSE_NR_AREAS 1
-#define QETH_DBF_SENSE_LEVEL 2
-
-#define QETH_DBF_QERR_NAME "qeth_qerr"
-#define QETH_DBF_QERR_LEN 8
-#define QETH_DBF_QERR_PAGES 2
-#define QETH_DBF_QERR_NR_AREAS 2
-#define QETH_DBF_QERR_LEVEL 2
-
-#define QETH_DBF_TEXT(name,level,text) \
- do { \
- debug_text_event(qeth_dbf_##name,level,text); \
- } while (0)
-
-#define QETH_DBF_HEX(name,level,addr,len) \
- do { \
- debug_event(qeth_dbf_##name,level,(void*)(addr),len); \
- } while (0)
-
-DECLARE_PER_CPU(char[256], qeth_dbf_txt_buf);
-
-#define QETH_DBF_TEXT_(name,level,text...) \
- do { \
- char* dbf_txt_buf = get_cpu_var(qeth_dbf_txt_buf); \
- sprintf(dbf_txt_buf, text); \
- debug_text_event(qeth_dbf_##name,level,dbf_txt_buf); \
- put_cpu_var(qeth_dbf_txt_buf); \
- } while (0)
-
-#define QETH_DBF_SPRINTF(name,level,text...) \
- do { \
- debug_sprintf_event(qeth_dbf_trace, level, ##text ); \
- debug_sprintf_event(qeth_dbf_trace, level, text ); \
- } while (0)
-
-/**
- * some more debug stuff
- */
-#define PRINTK_HEADER "qeth: "
-
-#define HEXDUMP16(importance,header,ptr) \
-PRINT_##importance(header "%02x %02x %02x %02x %02x %02x %02x %02x " \
- "%02x %02x %02x %02x %02x %02x %02x %02x\n", \
- *(((char*)ptr)),*(((char*)ptr)+1),*(((char*)ptr)+2), \
- *(((char*)ptr)+3),*(((char*)ptr)+4),*(((char*)ptr)+5), \
- *(((char*)ptr)+6),*(((char*)ptr)+7),*(((char*)ptr)+8), \
- *(((char*)ptr)+9),*(((char*)ptr)+10),*(((char*)ptr)+11), \
- *(((char*)ptr)+12),*(((char*)ptr)+13), \
- *(((char*)ptr)+14),*(((char*)ptr)+15)); \
-PRINT_##importance(header "%02x %02x %02x %02x %02x %02x %02x %02x " \
- "%02x %02x %02x %02x %02x %02x %02x %02x\n", \
- *(((char*)ptr)+16),*(((char*)ptr)+17), \
- *(((char*)ptr)+18),*(((char*)ptr)+19), \
- *(((char*)ptr)+20),*(((char*)ptr)+21), \
- *(((char*)ptr)+22),*(((char*)ptr)+23), \
- *(((char*)ptr)+24),*(((char*)ptr)+25), \
- *(((char*)ptr)+26),*(((char*)ptr)+27), \
- *(((char*)ptr)+28),*(((char*)ptr)+29), \
- *(((char*)ptr)+30),*(((char*)ptr)+31));
-
-static inline void
-qeth_hex_dump(unsigned char *buf, size_t len)
-{
- size_t i;
-
- for (i = 0; i < len; i++) {
- if (i && !(i % 16))
- printk("\n");
- printk("%02x ", *(buf + i));
- }
- printk("\n");
-}
-
-#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
- */
-extern struct device *qeth_root_dev;
-extern struct ccw_driver qeth_ccw_driver;
-extern struct ccwgroup_driver qeth_ccwgroup_driver;
-
-#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) card->gdev->dev.bus_id
-#define CARD_RDEV_ID(card) card->read.ccwdev->dev.bus_id
-#define CARD_WDEV_ID(card) card->write.ccwdev->dev.bus_id
-#define CARD_DDEV_ID(card) card->data.ccwdev->dev.bus_id
-#define CHANNEL_ID(channel) channel->ccwdev->dev.bus_id
-
-#define CARD_FROM_CDEV(cdev) (struct qeth_card *) \
- ((struct ccwgroup_device *)cdev->dev.driver_data)\
- ->dev.driver_data;
-
-/**
- * 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)
-#ifdef CONFIG_QETH_IPV6
-#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)
-#else /* CONFIG_QETH_IPV6 */
-#define qeth_is_supported6(c,f) 0
-#define qeth_is_enabled6(c,f) 0
-#endif /* CONFIG_QETH_IPV6 */
-#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 IF_NAME_LEN 16
-#define QETH_TX_TIMEOUT 100 * HZ
-#define QETH_RCD_TIMEOUT 60 * HZ
-#define QETH_HEADER_SIZE 32
-#define MAX_PORTNO 15
-#define QETH_FAKE_LL_LEN_ETH ETH_HLEN
-#define QETH_FAKE_LL_LEN_TR (sizeof(struct trh_hdr)-TR_MAXRIFLEN+sizeof(struct trllc))
-#define QETH_FAKE_LL_V6_ADDR_POS 24
-
-/*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
-
-#define QETH_MIN_INPUT_THRESHOLD 1
-#define QETH_MAX_INPUT_THRESHOLD 500
-#define QETH_MIN_OUTPUT_THRESHOLD 1
-#define QETH_MAX_OUTPUT_THRESHOLD 300
-
-/* 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;
- volatile enum qeth_qdio_buffer_states state;
- /* 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];
- /*
- * buf_to_init means "buffer must be initialized by driver and must
- * be made available for hardware" -> state is set to EMPTY
- */
- volatile 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;
- volatile int next_element_to_fill;
- struct sk_buff_head skb_list;
- struct list_head ctx_list;
-};
-
-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;
- volatile int do_pack;
- /*
- * index of buffer to be filled by driver; state EMPTY or PACKING
- */
- volatile 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,
-};
-/**
- * IP address and multicast list
- */
-struct qeth_ipaddr {
- struct list_head entry;
- enum qeth_ip_types type;
- enum qeth_ipa_setdelip_flags set_flags;
- enum qeth_ipa_setdelip_flags del_flags;
- int is_multicast;
- volatile int users;
- enum qeth_prot_versions proto;
- unsigned char mac[OSA_ADDR_LEN];
- union {
- struct {
- unsigned int addr;
- unsigned int mask;
- } a4;
- struct {
- struct in6_addr addr;
- unsigned int pfxlen;
- } a6;
- } u;
-};
-
-struct qeth_ipato_entry {
- struct list_head entry;
- enum qeth_prot_versions proto;
- char addr[16];
- int mask_bits;
-};
-
-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;
- volatile int io_buf_no;
- volatile 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*/
-#ifdef CONFIG_QETH_IPV6
- struct qeth_routing_info route6;
- struct qeth_ipa_info ipa6;
-#endif /* QETH_IPV6 */
- 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_SET_IP_THREAD = 1,
- QETH_RECOVER_THREAD = 2,
- QETH_SET_PROMISC_MODE_THREAD = 4,
-};
-
-struct qeth_osn_info {
- int (*assist_cb)(struct net_device *dev, void *data);
- int (*data_cb)(struct sk_buff *skb);
-};
-
-struct qeth_card {
- struct list_head list;
- enum qeth_card_states state;
- int lan_online;
- spinlock_t lock;
-/*hardware and sysfs stuff*/
- 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;
-#ifdef CONFIG_QETH_VLAN
- spinlock_t vlanlock;
- struct vlan_group *vlangrp;
-#endif
- struct work_struct kernel_thread_starter;
- spinlock_t thread_mask_lock;
- volatile unsigned long thread_start_mask;
- volatile unsigned long thread_allowed_mask;
- volatile 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;
- const struct header_ops *orig_header_ops;
- struct qeth_osn_info osn_info;
- atomic_t force_alloc_skb;
-};
-
-struct qeth_card_list_struct {
- struct list_head list;
- rwlock_t rwlock;
-};
-
-extern struct qeth_card_list_struct qeth_card_list;
-
-/*notifier list */
-struct qeth_notify_list_struct {
- struct list_head list;
- struct task_struct *task;
- int signum;
-};
-extern spinlock_t qeth_notify_lock;
-extern struct list_head qeth_notify_list;
-
-/*some helper functions*/
-
-#define QETH_CARD_IFNAME(card) (((card)->dev)? (card)->dev->name : "")
-
-static inline __u8
-qeth_get_ipa_adp_type(enum qeth_link_types link_type)
-{
- switch (link_type) {
- case QETH_LINK_TYPE_HSTR:
- return 2;
- default:
- return 1;
- }
-}
-
-static inline struct sk_buff *
-qeth_realloc_headroom(struct qeth_card *card, struct sk_buff *skb, int size)
-{
- struct sk_buff *new_skb = skb;
-
- if (skb_headroom(skb) >= size)
- return skb;
- new_skb = skb_realloc_headroom(skb, size);
- if (!new_skb)
- PRINT_ERR("Could not realloc headroom for qeth_hdr "
- "on interface %s", QETH_CARD_IFNAME(card));
- return new_skb;
-}
-
-static inline struct sk_buff *
-qeth_pskb_unshare(struct sk_buff *skb, gfp_t pri)
-{
- struct sk_buff *nskb;
- if (!skb_cloned(skb))
- return skb;
- nskb = skb_copy(skb, pri);
- return nskb;
-}
-
-static inline void *
-qeth_push_skb(struct qeth_card *card, struct sk_buff *skb, int size)
-{
- void *hdr;
-
- hdr = (void *) skb_push(skb, size);
- /*
- * sanity check, the Linux memory allocation scheme should
- * never present us cases like this one (the qdio header size plus
- * the first 40 bytes of the paket cross a 4k boundary)
- */
- if ((((unsigned long) hdr) & (~(PAGE_SIZE - 1))) !=
- (((unsigned long) hdr + size +
- QETH_IP_HEADER_SIZE) & (~(PAGE_SIZE - 1)))) {
- PRINT_ERR("Misaligned packet on interface %s. Discarded.",
- QETH_CARD_IFNAME(card));
- return NULL;
- }
- return hdr;
-}
-
-
-static inline int
-qeth_get_hlen(__u8 link_type)
-{
-#ifdef CONFIG_QETH_IPV6
- switch (link_type) {
- case QETH_LINK_TYPE_HSTR:
- case QETH_LINK_TYPE_LANE_TR:
- return sizeof(struct qeth_hdr_tso) + TR_HLEN;
- default:
-#ifdef CONFIG_QETH_VLAN
- return sizeof(struct qeth_hdr_tso) + VLAN_ETH_HLEN;
-#else
- return sizeof(struct qeth_hdr_tso) + ETH_HLEN;
-#endif
- }
-#else /* CONFIG_QETH_IPV6 */
-#ifdef CONFIG_QETH_VLAN
- return sizeof(struct qeth_hdr_tso) + VLAN_HLEN;
-#else
- return sizeof(struct qeth_hdr_tso);
-#endif
-#endif /* CONFIG_QETH_IPV6 */
-}
-
-static inline unsigned short
-qeth_get_netdev_flags(struct qeth_card *card)
-{
- if (card->options.layer2 &&
- (card->info.type == QETH_CARD_TYPE_OSAE))
- return 0;
- switch (card->info.type) {
- case QETH_CARD_TYPE_IQD:
- case QETH_CARD_TYPE_OSN:
- return IFF_NOARP;
-#ifdef CONFIG_QETH_IPV6
- default:
- return 0;
-#else
- default:
- return IFF_NOARP;
-#endif
- }
-}
-
-static inline int
-qeth_get_initial_mtu_for_card(struct qeth_card * card)
-{
- switch (card->info.type) {
- case QETH_CARD_TYPE_UNKNOWN:
- return 1500;
- case QETH_CARD_TYPE_IQD:
- return card->info.max_mtu;
- case QETH_CARD_TYPE_OSAE:
- switch (card->info.link_type) {
- case QETH_LINK_TYPE_HSTR:
- case QETH_LINK_TYPE_LANE_TR:
- return 2000;
- default:
- return 1492;
- }
- default:
- return 1500;
- }
-}
-
-static inline int
-qeth_get_max_mtu_for_card(int cardtype)
-{
- switch (cardtype) {
-
- case QETH_CARD_TYPE_UNKNOWN:
- case QETH_CARD_TYPE_OSAE:
- case QETH_CARD_TYPE_OSN:
- return 61440;
- case QETH_CARD_TYPE_IQD:
- return 57344;
- default:
- return 1500;
- }
-}
-
-static inline int
-qeth_get_mtu_out_of_mpc(int cardtype)
-{
- switch (cardtype) {
- case QETH_CARD_TYPE_IQD:
- return 1;
- default:
- return 0;
- }
-}
-
-static inline int
-qeth_get_mtu_outof_framesize(int framesize)
-{
- switch (framesize) {
- case 0x4000:
- return 8192;
- case 0x6000:
- return 16384;
- case 0xa000:
- return 32768;
- case 0xffff:
- return 57344;
- default:
- return 0;
- }
-}
-
-static inline int
-qeth_mtu_is_valid(struct qeth_card * card, int mtu)
-{
- switch (card->info.type) {
- case QETH_CARD_TYPE_OSAE:
- return ((mtu >= 576) && (mtu <= 61440));
- case QETH_CARD_TYPE_IQD:
- return ((mtu >= 576) &&
- (mtu <= card->info.max_mtu + 4096 - 32));
- case QETH_CARD_TYPE_OSN:
- case QETH_CARD_TYPE_UNKNOWN:
- default:
- return 1;
- }
-}
-
-static inline int
-qeth_get_arphdr_type(int cardtype, int linktype)
-{
- switch (cardtype) {
- case QETH_CARD_TYPE_OSAE:
- case QETH_CARD_TYPE_OSN:
- switch (linktype) {
- case QETH_LINK_TYPE_LANE_TR:
- case QETH_LINK_TYPE_HSTR:
- return ARPHRD_IEEE802_TR;
- default:
- return ARPHRD_ETHER;
- }
- case QETH_CARD_TYPE_IQD:
- default:
- return ARPHRD_ETHER;
- }
-}
-
-static inline int
-qeth_get_micros(void)
-{
- return (int) (get_clock() >> 12);
-}
-
-static inline int
-qeth_get_qdio_q_format(struct qeth_card *card)
-{
- switch (card->info.type) {
- case QETH_CARD_TYPE_IQD:
- return 2;
- default:
- return 0;
- }
-}
-
-static inline int
-qeth_isxdigit(char * buf)
-{
- while (*buf) {
- if (!isxdigit(*buf++))
- return 0;
- }
- return 1;
-}
-
-static inline void
-qeth_ipaddr4_to_string(const __u8 *addr, char *buf)
-{
- sprintf(buf, "%i.%i.%i.%i", addr[0], addr[1], addr[2], addr[3]);
-}
-
-static inline int
-qeth_string_to_ipaddr4(const char *buf, __u8 *addr)
-{
- int count = 0, rc = 0;
- int in[4];
- char c;
-
- rc = sscanf(buf, "%u.%u.%u.%u%c",
- &in[0], &in[1], &in[2], &in[3], &c);
- if (rc != 4 && (rc != 5 || c != '\n'))
- return -EINVAL;
- for (count = 0; count < 4; count++) {
- if (in[count] > 255)
- return -EINVAL;
- addr[count] = in[count];
- }
- return 0;
-}
-
-static inline void
-qeth_ipaddr6_to_string(const __u8 *addr, char *buf)
-{
- sprintf(buf, "%02x%02x:%02x%02x:%02x%02x:%02x%02x"
- ":%02x%02x:%02x%02x:%02x%02x:%02x%02x",
- addr[0], addr[1], addr[2], addr[3],
- addr[4], addr[5], addr[6], addr[7],
- addr[8], addr[9], addr[10], addr[11],
- addr[12], addr[13], addr[14], addr[15]);
-}
-
-static inline int
-qeth_string_to_ipaddr6(const char *buf, __u8 *addr)
-{
- const char *end, *end_tmp, *start;
- __u16 *in;
- char num[5];
- int num2, cnt, out, found, save_cnt;
- unsigned short in_tmp[8] = {0, };
-
- cnt = out = found = save_cnt = num2 = 0;
- end = start = buf;
- in = (__u16 *) addr;
- memset(in, 0, 16);
- while (*end) {
- end = strchr(start,':');
- if (end == NULL) {
- end = buf + strlen(buf);
- if ((end_tmp = strchr(start, '\n')) != NULL)
- end = end_tmp;
- out = 1;
- }
- if ((end - start)) {
- memset(num, 0, 5);
- if ((end - start) > 4)
- return -EINVAL;
- memcpy(num, start, end - start);
- if (!qeth_isxdigit(num))
- return -EINVAL;
- sscanf(start, "%x", &num2);
- if (found)
- in_tmp[save_cnt++] = num2;
- else
- in[cnt++] = num2;
- if (out)
- break;
- } else {
- if (found)
- return -EINVAL;
- found = 1;
- }
- start = ++end;
- }
- if (cnt + save_cnt > 8)
- return -EINVAL;
- cnt = 7;
- while (save_cnt)
- in[cnt--] = in_tmp[--save_cnt];
- return 0;
-}
-
-static inline void
-qeth_ipaddr_to_string(enum qeth_prot_versions proto, const __u8 *addr,
- char *buf)
-{
- if (proto == QETH_PROT_IPV4)
- qeth_ipaddr4_to_string(addr, buf);
- else if (proto == QETH_PROT_IPV6)
- qeth_ipaddr6_to_string(addr, buf);
-}
-
-static inline int
-qeth_string_to_ipaddr(const char *buf, enum qeth_prot_versions proto,
- __u8 *addr)
-{
- if (proto == QETH_PROT_IPV4)
- return qeth_string_to_ipaddr4(buf, addr);
- else if (proto == QETH_PROT_IPV6)
- return qeth_string_to_ipaddr6(buf, addr);
- else
- return -EINVAL;
-}
-
-extern int
-qeth_setrouting_v4(struct qeth_card *);
-extern int
-qeth_setrouting_v6(struct qeth_card *);
-
-extern int
-qeth_add_ipato_entry(struct qeth_card *, struct qeth_ipato_entry *);
-
-extern void
-qeth_del_ipato_entry(struct qeth_card *, enum qeth_prot_versions, u8 *, int);
-
-extern int
-qeth_add_vipa(struct qeth_card *, enum qeth_prot_versions, const u8 *);
-
-extern void
-qeth_del_vipa(struct qeth_card *, enum qeth_prot_versions, const u8 *);
-
-extern int
-qeth_add_rxip(struct qeth_card *, enum qeth_prot_versions, const u8 *);
-
-extern void
-qeth_del_rxip(struct qeth_card *, enum qeth_prot_versions, const u8 *);
-
-extern int
-qeth_notifier_register(struct task_struct *, int );
-
-extern int
-qeth_notifier_unregister(struct task_struct * );
-
-extern void
-qeth_schedule_recovery(struct qeth_card *);
-
-extern int
-qeth_realloc_buffer_pool(struct qeth_card *, int);
-
-extern int
-qeth_set_large_send(struct qeth_card *, enum qeth_large_send_types);
-
-extern void
-qeth_fill_header(struct qeth_card *, struct qeth_hdr *,
- struct sk_buff *, int, int);
-extern void
-qeth_flush_buffers(struct qeth_qdio_out_q *, int, int, int);
-
-extern int
-qeth_osn_assist(struct net_device *, void *, int);
-
-extern 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 *));
-
-extern void
-qeth_osn_deregister(struct net_device *);
-
-#endif /* __QETH_H__ */
projects / karo-tx-linux.git / blobdiff