sys/dev/pci/cxgb_ioctl.h

   1 /**************************************************************************
   2
   3 Copyright (c) 2007, Chelsio Inc.
   4 All rights reserved.
   5
   6 Redistribution and use in source and binary forms, with or without
   7 modification, are permitted provided that the following conditions are met:
   8
   9  1. Redistributions of source code must retain the above copyright notice,
  10     this list of conditions and the following disclaimer.
  11
  12  2. Neither the name of the Chelsio Corporation nor the names of its
  13     contributors may be used to endorse or promote products derived from
  14     this software without specific prior written permission.
  15
  16 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  17 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  20 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  21 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  22 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  23 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  24 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  25 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  26 POSSIBILITY OF SUCH DAMAGE.
  27
  28 $FreeBSD: src/sys/dev/cxgb/cxgb_ioctl.h,v 1.5 2007/08/17 05:57:03 kmacy Exp $
  29
  30 ***************************************************************************/
  31 #ifndef __CHIOCTL_H__
  32 #define __CHIOCTL_H__
  33
  34 /*
  35  * Ioctl commands specific to this driver.
  36  */
  37 enum {
  38     CH_SETREG = 0x40,
  39     CH_GETREG,
  40     CH_SETTPI,
  41     CH_GETTPI,
  42     CH_DEVUP,
  43     CH_GETMTUTAB,
  44     CH_SETMTUTAB,
  45     CH_GETMTU,
  46     CH_SET_PM,
  47     CH_GET_PM,
  48     CH_GET_TCAM,
  49     CH_SET_TCAM,
  50     CH_GET_TCB,
  51     CH_READ_TCAM_WORD,
  52     CH_GET_MEM,
  53     CH_GET_SGE_CONTEXT,
  54     CH_GET_SGE_DESC,
  55     CH_LOAD_FW,
  56     CH_GET_PROTO,
  57     CH_SET_PROTO,
  58     CH_SET_TRACE_FILTER,
  59     CH_SET_QSET_PARAMS,
  60     CH_GET_QSET_PARAMS,
  61     CH_SET_QSET_NUM,
  62     CH_GET_QSET_NUM,
  63     CH_SET_PKTSCHED,
  64     CH_IFCONF_GETREGS,
  65     CH_GETMIIREGS,
  66     CH_SETMIIREGS,
  67     CH_SET_FILTER,
  68     CH_SET_HW_SCHED,
  69     CH_DEL_FILTER,
  70 };
  71
  72 struct ch_reg {
  73     uint32_t addr;
  74     uint32_t val;
  75 };
  76
  77 struct ch_cntxt {
  78     uint32_t cntxt_type;
  79     uint32_t cntxt_id;
  80     uint32_t data[4];
  81 };
  82
  83 /* context types */
  84 enum { CNTXT_TYPE_EGRESS, CNTXT_TYPE_FL, CNTXT_TYPE_RSP, CNTXT_TYPE_CQ };
  85
  86 struct ch_desc {
  87     uint32_t cmd;
  88     uint32_t queue_num;
  89     uint32_t idx;
  90     uint32_t size;
  91     uint8_t  data[128];
  92 };
  93
  94 struct ch_mem_range {
  95     uint32_t cmd;
  96     uint32_t mem_id;
  97     uint32_t addr;
  98     uint32_t len;
  99     uint32_t version;
 100     uint8_t  *buf;
 101 };
 102
 103 struct ch_qset_params {
 104     uint32_t qset_idx;
 105     int32_t  txq_size[3];
 106     int32_t  rspq_size;
 107     int32_t  fl_size[2];
 108     int32_t  intr_lat;
 109     int32_t  polling;
 110     int32_t  cong_thres;
 111     int32_t  vector;
 112     int32_t  qnum;
 113 };
 114
 115 struct ch_pktsched_params {
 116     uint32_t cmd;
 117     uint8_t  sched;
 118     uint8_t  idx;
 119     uint8_t  min;
 120     uint8_t  max;
 121     uint8_t  binding;
 122 };
 123
 124 struct ch_hw_sched {
 125     uint32_t cmd;
 126     uint8_t  sched;
 127     int8_t   mode;
 128     int8_t   channel;
 129     int32_t  kbps;        /* rate in Kbps */
 130     int32_t  class_ipg;   /* tenths of nanoseconds */
 131     uint32_t flow_ipg;    /* usec */
 132 };
 133
 134 struct ch_filter_tuple {
 135     uint32_t sip;
 136     uint32_t dip;
 137     uint16_t sport;
 138     uint16_t dport;
 139     uint16_t vlan:12;
 140     uint16_t vlan_prio:3;
 141 };
 142
 143 struct ch_filter {
 144     uint32_t cmd;
 145     uint32_t filter_id;
 146     struct ch_filter_tuple val;
 147     struct ch_filter_tuple mask;
 148     uint16_t mac_addr_idx;
 149     uint8_t mac_hit:1;
 150     uint8_t proto:2;
 151
 152     uint8_t want_filter_id:1; /* report filter TID instead of RSS hash */
 153     uint8_t pass:1;           /* whether to pass or drop packets */
 154     uint8_t rss:1;            /* use RSS or specified qset */
 155     uint8_t qset;
 156 };
 157
 158 #ifndef TCB_SIZE
 159 # define TCB_SIZE   128
 160 #endif
 161
 162 /* TCB size in 32-bit words */
 163 #define TCB_WORDS (TCB_SIZE / 4)
 164
 165 enum { MEM_CM, MEM_PMRX, MEM_PMTX };   /* ch_mem_range.mem_id values */
 166
 167 struct ch_mtus {
 168     uint32_t cmd;
 169     uint32_t nmtus;
 170     uint16_t mtus[NMTUS];
 171 };
 172
 173 struct ch_pm {
 174     uint32_t cmd;
 175     uint32_t tx_pg_sz;
 176     uint32_t tx_num_pg;
 177     uint32_t rx_pg_sz;
 178     uint32_t rx_num_pg;
 179     uint32_t pm_total;
 180 };
 181
 182 struct ch_tcam {
 183     uint32_t cmd;
 184     uint32_t tcam_size;
 185     uint32_t nservers;
 186     uint32_t nroutes;
 187     uint32_t nfilters;
 188 };
 189
 190 struct ch_tcb {
 191     uint32_t cmd;
 192     uint32_t tcb_index;
 193     uint32_t tcb_data[TCB_WORDS];
 194 };
 195
 196 struct ch_tcam_word {
 197     uint32_t cmd;
 198     uint32_t addr;
 199     uint32_t buf[3];
 200 };
 201
 202 struct ch_trace {
 203     uint32_t cmd;
 204     uint32_t sip;
 205     uint32_t sip_mask;
 206     uint32_t dip;
 207     uint32_t dip_mask;
 208     uint16_t sport;
 209     uint16_t sport_mask;
 210     uint16_t dport;
 211     uint16_t dport_mask;
 212     uint32_t vlan:12,
 213         vlan_mask:12,
 214         intf:4,
 215         intf_mask:4;
 216     uint8_t  proto;
 217     uint8_t  proto_mask;
 218     uint8_t  invert_match:1,
 219         config_tx:1,
 220         config_rx:1,
 221         trace_tx:1,
 222         trace_rx:1;
 223 };
 224
 225 #define REGDUMP_SIZE  (4 * 1024)
 226
 227 struct ifconf_regs {
 228     uint32_t  version;
 229     uint32_t  len; /* bytes */
 230     uint8_t   *data;
 231 };
 232
 233 struct mii_data {
 234     uint32_t phy_id;
 235     uint32_t reg_num;
 236     uint32_t val_in;
 237     uint32_t val_out;
 238 };
 239
 240 #define CHELSIO_SETREG              _IOW('f', CH_SETREG, struct ch_reg)
 241 #define CHELSIO_GETREG              _IOWR('f', CH_GETREG, struct ch_reg)
 242 #define CHELSIO_READ_TCAM_WORD      _IOR('f', CH_READ_TCAM_WORD, struct ch_tcam)
 243 #define CHELSIO_GET_MEM             _IOWR('f', CH_GET_MEM, struct ch_mem_range)
 244 #define CHELSIO_GET_SGE_CONTEXT     _IOWR('f', CH_GET_SGE_CONTEXT, struct ch_cntxt)
 245 #define CHELSIO_GET_SGE_DESC        _IOWR('f', CH_GET_SGE_DESC, struct ch_desc)
 246 #define CHELSIO_GET_QSET_PARAMS     _IOWR('f', CH_GET_QSET_PARAMS, struct ch_qset_params)
 247 #define CHELSIO_SET_QSET_PARAMS     _IOW('f', CH_SET_QSET_PARAMS, struct ch_qset_params)
 248 #define CHELSIO_GET_QSET_NUM        _IOWR('f', CH_GET_QSET_NUM, struct ch_reg)
 249 #define CHELSIO_SET_QSET_NUM        _IOW('f', CH_SET_QSET_NUM, struct ch_reg)
 250 #define CHELSIO_GETMTUTAB           _IOR('f', CH_GET_QSET_NUM, struct ch_mtus)
 251 #define CHELSIO_SETMTUTAB           _IOW('f', CH_SET_QSET_NUM, struct ch_mtus)
 252
 253
 254 #define CHELSIO_SET_TRACE_FILTER    _IOW('f', CH_SET_TRACE_FILTER, struct ch_trace)
 255 #define CHELSIO_SET_PKTSCHED        _IOW('f', CH_SET_PKTSCHED, struct ch_pktsched_params)
 256 #define CHELSIO_IFCONF_GETREGS      _IOWR('f', CH_IFCONF_GETREGS, struct ifconf_regs)
 257 #define SIOCGMIIREG                 _IOWR('f', CH_GETMIIREGS, struct mii_data)
 258 #define SIOCSMIIREG                 _IOWR('f', CH_SETMIIREGS, struct mii_data)
 259 #define CHELSIO_SET_HW_SCHED        _IOWR('f', CH_SET_HW_SCHED, struct ch_hw_sched)
 260 #define CHELSIO_SET_FILTER          _IOW('f', CH_SET_FILTER, struct ch_filter)
 261 #define CHELSIO_DEL_FILTER          _IOW('f', CH_DEL_FILTER, struct ch_filter)
 262 #define CHELSIO_DEVUP               _IO('f', CH_DEVUP)
 263 #endif