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   1 /*
   2  *  linux/drivers/net/ehea/ehea_phyp.c
   3  *
   4  *  eHEA ethernet device driver for IBM eServer System p
   5  *
   6  *  (C) Copyright IBM Corp. 2006
   7  *
   8  *  Authors:
   9  *       Christoph Raisch <raisch@de.ibm.com>
  10  *       Jan-Bernd Themann <themann@de.ibm.com>
  11  *       Thomas Klein <tklein@de.ibm.com>
  12  *
  13  *
  14  * This program is free software; you can redistribute it and/or modify
  15  * it under the terms of the GNU General Public License as published by
  16  * the Free Software Foundation; either version 2, or (at your option)
  17  * any later version.
  18  *
  19  * This program is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License
  25  * along with this program; if not, write to the Free Software
  26  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  27  */
  28
  29 #include "ehea_phyp.h"
  30
  31
  32 static inline u16 get_order_of_qentries(u16 queue_entries)
  33 {
  34         u8 ld = 1;              /*  logarithmus dualis */
  35         while (((1U << ld) - 1) < queue_entries)
  36                 ld++;
  37         return ld - 1;
  38 }
  39
  40 /* Defines for H_CALL H_ALLOC_RESOURCE */
  41 #define H_ALL_RES_TYPE_QP        1
  42 #define H_ALL_RES_TYPE_CQ        2
  43 #define H_ALL_RES_TYPE_EQ        3
  44 #define H_ALL_RES_TYPE_MR        5
  45 #define H_ALL_RES_TYPE_MW        6
  46
  47 static long ehea_plpar_hcall_norets(unsigned long opcode,
  48                                     unsigned long arg1,
  49                                     unsigned long arg2,
  50                                     unsigned long arg3,
  51                                     unsigned long arg4,
  52                                     unsigned long arg5,
  53                                     unsigned long arg6,
  54                                     unsigned long arg7)
  55 {
  56         long ret;
  57         int i, sleep_msecs;
  58
  59         for (i = 0; i < 5; i++) {
  60                 ret = plpar_hcall_norets(opcode, arg1, arg2, arg3, arg4,
  61                                          arg5, arg6, arg7);
  62
  63                 if (H_IS_LONG_BUSY(ret)) {
  64                         sleep_msecs = get_longbusy_msecs(ret);
  65                         msleep_interruptible(sleep_msecs);
  66                         continue;
  67                 }
  68
  69                 if (ret < H_SUCCESS)
  70                         ehea_error("opcode=%lx ret=%lx"
  71                                    " arg1=%lx arg2=%lx arg3=%lx arg4=%lx"
  72                                    " arg5=%lx arg6=%lx arg7=%lx ",
  73                                    opcode, ret,
  74                                    arg1, arg2, arg3, arg4, arg5,
  75                                    arg6, arg7);
  76
  77                 return ret;
  78         }
  79
  80         return H_BUSY;
  81 }
  82
  83 static long ehea_plpar_hcall9(unsigned long opcode,
  84                               unsigned long *outs, /* array of 9 outputs */
  85                               unsigned long arg1,
  86                               unsigned long arg2,
  87                               unsigned long arg3,
  88                               unsigned long arg4,
  89                               unsigned long arg5,
  90                               unsigned long arg6,
  91                               unsigned long arg7,
  92                               unsigned long arg8,
  93                               unsigned long arg9)
  94 {
  95         long ret;
  96         int i, sleep_msecs;
  97         u8 cb_cat;
  98
  99         for (i = 0; i < 5; i++) {
 100                 ret = plpar_hcall9(opcode, outs,
 101                                    arg1, arg2, arg3, arg4, arg5,
 102                                    arg6, arg7, arg8, arg9);
 103
 104                 if (H_IS_LONG_BUSY(ret)) {
 105                         sleep_msecs = get_longbusy_msecs(ret);
 106                         msleep_interruptible(sleep_msecs);
 107                         continue;
 108                 }
 109
 110                 cb_cat = EHEA_BMASK_GET(H_MEHEAPORT_CAT, arg2);
 111
 112                 if ((ret < H_SUCCESS) && !(((ret == H_AUTHORITY)
 113                     && (opcode == H_MODIFY_HEA_PORT))
 114                     && (((cb_cat == H_PORT_CB4) && ((arg3 == H_PORT_CB4_JUMBO)
 115                     || (arg3 == H_PORT_CB4_SPEED))) || ((cb_cat == H_PORT_CB7)
 116                     && (arg3 == H_PORT_CB7_DUCQPN)))))
 117                         ehea_error("opcode=%lx ret=%lx"
 118                                    " arg1=%lx arg2=%lx arg3=%lx arg4=%lx"
 119                                    " arg5=%lx arg6=%lx arg7=%lx arg8=%lx"
 120                                    " arg9=%lx"
 121                                    " out1=%lx out2=%lx out3=%lx out4=%lx"
 122                                    " out5=%lx out6=%lx out7=%lx out8=%lx"
 123                                    " out9=%lx",
 124                                    opcode, ret,
 125                                    arg1, arg2, arg3, arg4, arg5,
 126                                    arg6, arg7, arg8, arg9,
 127                                    outs[0], outs[1], outs[2], outs[3],
 128                                    outs[4], outs[5], outs[6], outs[7],
 129                                    outs[8]);
 130                 return ret;
 131         }
 132
 133         return H_BUSY;
 134 }
 135
 136 u64 ehea_h_query_ehea_qp(const u64 adapter_handle, const u8 qp_category,
 137                          const u64 qp_handle, const u64 sel_mask, void *cb_addr)
 138 {
 139         return ehea_plpar_hcall_norets(H_QUERY_HEA_QP,
 140                                        adapter_handle,          /* R4 */
 141                                        qp_category,             /* R5 */
 142                                        qp_handle,               /* R6 */
 143                                        sel_mask,                /* R7 */
 144                                        virt_to_abs(cb_addr),    /* R8 */
 145                                        0, 0);
 146 }
 147
 148 /* input param R5 */
 149 #define H_ALL_RES_QP_EQPO         EHEA_BMASK_IBM(9, 11)
 150 #define H_ALL_RES_QP_QPP          EHEA_BMASK_IBM(12, 12)
 151 #define H_ALL_RES_QP_RQR          EHEA_BMASK_IBM(13, 15)
 152 #define H_ALL_RES_QP_EQEG         EHEA_BMASK_IBM(16, 16)
 153 #define H_ALL_RES_QP_LL_QP        EHEA_BMASK_IBM(17, 17)
 154 #define H_ALL_RES_QP_DMA128       EHEA_BMASK_IBM(19, 19)
 155 #define H_ALL_RES_QP_HSM          EHEA_BMASK_IBM(20, 21)
 156 #define H_ALL_RES_QP_SIGT         EHEA_BMASK_IBM(22, 23)
 157 #define H_ALL_RES_QP_TENURE       EHEA_BMASK_IBM(48, 55)
 158 #define H_ALL_RES_QP_RES_TYP      EHEA_BMASK_IBM(56, 63)
 159
 160 /* input param R9  */
 161 #define H_ALL_RES_QP_TOKEN        EHEA_BMASK_IBM(0, 31)
 162 #define H_ALL_RES_QP_PD           EHEA_BMASK_IBM(32, 63)
 163
 164 /* input param R10 */
 165 #define H_ALL_RES_QP_MAX_SWQE     EHEA_BMASK_IBM(4, 7)
 166 #define H_ALL_RES_QP_MAX_R1WQE    EHEA_BMASK_IBM(12, 15)
 167 #define H_ALL_RES_QP_MAX_R2WQE    EHEA_BMASK_IBM(20, 23)
 168 #define H_ALL_RES_QP_MAX_R3WQE    EHEA_BMASK_IBM(28, 31)
 169 /* Max Send Scatter Gather Elements */
 170 #define H_ALL_RES_QP_MAX_SSGE     EHEA_BMASK_IBM(37, 39)
 171 #define H_ALL_RES_QP_MAX_R1SGE    EHEA_BMASK_IBM(45, 47)
 172 /* Max Receive SG Elements RQ1 */
 173 #define H_ALL_RES_QP_MAX_R2SGE    EHEA_BMASK_IBM(53, 55)
 174 #define H_ALL_RES_QP_MAX_R3SGE    EHEA_BMASK_IBM(61, 63)
 175
 176 /* input param R11 */
 177 #define H_ALL_RES_QP_SWQE_IDL     EHEA_BMASK_IBM(0, 7)
 178 /* max swqe immediate data length */
 179 #define H_ALL_RES_QP_PORT_NUM     EHEA_BMASK_IBM(48, 63)
 180
 181 /* input param R12 */
 182 #define H_ALL_RES_QP_TH_RQ2       EHEA_BMASK_IBM(0, 15)
 183 /* Threshold RQ2 */
 184 #define H_ALL_RES_QP_TH_RQ3       EHEA_BMASK_IBM(16, 31)
 185 /* Threshold RQ3 */
 186
 187 /* output param R6 */
 188 #define H_ALL_RES_QP_ACT_SWQE     EHEA_BMASK_IBM(0, 15)
 189 #define H_ALL_RES_QP_ACT_R1WQE    EHEA_BMASK_IBM(16, 31)
 190 #define H_ALL_RES_QP_ACT_R2WQE    EHEA_BMASK_IBM(32, 47)
 191 #define H_ALL_RES_QP_ACT_R3WQE    EHEA_BMASK_IBM(48, 63)
 192
 193 /* output param, R7 */
 194 #define H_ALL_RES_QP_ACT_SSGE     EHEA_BMASK_IBM(0, 7)
 195 #define H_ALL_RES_QP_ACT_R1SGE    EHEA_BMASK_IBM(8, 15)
 196 #define H_ALL_RES_QP_ACT_R2SGE    EHEA_BMASK_IBM(16, 23)
 197 #define H_ALL_RES_QP_ACT_R3SGE    EHEA_BMASK_IBM(24, 31)
 198 #define H_ALL_RES_QP_ACT_SWQE_IDL EHEA_BMASK_IBM(32, 39)
 199
 200 /* output param R8,R9 */
 201 #define H_ALL_RES_QP_SIZE_SQ      EHEA_BMASK_IBM(0, 31)
 202 #define H_ALL_RES_QP_SIZE_RQ1     EHEA_BMASK_IBM(32, 63)
 203 #define H_ALL_RES_QP_SIZE_RQ2     EHEA_BMASK_IBM(0, 31)
 204 #define H_ALL_RES_QP_SIZE_RQ3     EHEA_BMASK_IBM(32, 63)
 205
 206 /* output param R11,R12 */
 207 #define H_ALL_RES_QP_LIOBN_SQ     EHEA_BMASK_IBM(0, 31)
 208 #define H_ALL_RES_QP_LIOBN_RQ1    EHEA_BMASK_IBM(32, 63)
 209 #define H_ALL_RES_QP_LIOBN_RQ2    EHEA_BMASK_IBM(0, 31)
 210 #define H_ALL_RES_QP_LIOBN_RQ3    EHEA_BMASK_IBM(32, 63)
 211
 212 u64 ehea_h_alloc_resource_qp(const u64 adapter_handle,
 213                              struct ehea_qp_init_attr *init_attr, const u32 pd,
 214                              u64 *qp_handle, struct h_epas *h_epas)
 215 {
 216         u64 hret;
 217         unsigned long outs[PLPAR_HCALL9_BUFSIZE];
 218
 219         u64 allocate_controls =
 220             EHEA_BMASK_SET(H_ALL_RES_QP_EQPO, init_attr->low_lat_rq1 ? 1 : 0)
 221             | EHEA_BMASK_SET(H_ALL_RES_QP_QPP, 0)
 222             | EHEA_BMASK_SET(H_ALL_RES_QP_RQR, 6)       /* rq1 & rq2 & rq3 */
 223             | EHEA_BMASK_SET(H_ALL_RES_QP_EQEG, 0)      /* EQE gen. disabled */
 224             | EHEA_BMASK_SET(H_ALL_RES_QP_LL_QP, init_attr->low_lat_rq1)
 225             | EHEA_BMASK_SET(H_ALL_RES_QP_DMA128, 0)
 226             | EHEA_BMASK_SET(H_ALL_RES_QP_HSM, 0)
 227             | EHEA_BMASK_SET(H_ALL_RES_QP_SIGT, init_attr->signalingtype)
 228             | EHEA_BMASK_SET(H_ALL_RES_QP_RES_TYP, H_ALL_RES_TYPE_QP);
 229
 230         u64 r9_reg = EHEA_BMASK_SET(H_ALL_RES_QP_PD, pd)
 231             | EHEA_BMASK_SET(H_ALL_RES_QP_TOKEN, init_attr->qp_token);
 232
 233         u64 max_r10_reg =
 234             EHEA_BMASK_SET(H_ALL_RES_QP_MAX_SWQE,
 235                            get_order_of_qentries(init_attr->max_nr_send_wqes))
 236             | EHEA_BMASK_SET(H_ALL_RES_QP_MAX_R1WQE,
 237                              get_order_of_qentries(init_attr->max_nr_rwqes_rq1))
 238             | EHEA_BMASK_SET(H_ALL_RES_QP_MAX_R2WQE,
 239                              get_order_of_qentries(init_attr->max_nr_rwqes_rq2))
 240             | EHEA_BMASK_SET(H_ALL_RES_QP_MAX_R3WQE,
 241                              get_order_of_qentries(init_attr->max_nr_rwqes_rq3))
 242             | EHEA_BMASK_SET(H_ALL_RES_QP_MAX_SSGE, init_attr->wqe_size_enc_sq)
 243             | EHEA_BMASK_SET(H_ALL_RES_QP_MAX_R1SGE,
 244                              init_attr->wqe_size_enc_rq1)
 245             | EHEA_BMASK_SET(H_ALL_RES_QP_MAX_R2SGE,
 246                              init_attr->wqe_size_enc_rq2)
 247             | EHEA_BMASK_SET(H_ALL_RES_QP_MAX_R3SGE,
 248                              init_attr->wqe_size_enc_rq3);
 249
 250         u64 r11_in =
 251             EHEA_BMASK_SET(H_ALL_RES_QP_SWQE_IDL, init_attr->swqe_imm_data_len)
 252             | EHEA_BMASK_SET(H_ALL_RES_QP_PORT_NUM, init_attr->port_nr);
 253         u64 threshold =
 254             EHEA_BMASK_SET(H_ALL_RES_QP_TH_RQ2, init_attr->rq2_threshold)
 255             | EHEA_BMASK_SET(H_ALL_RES_QP_TH_RQ3, init_attr->rq3_threshold);
 256
 257         hret = ehea_plpar_hcall9(H_ALLOC_HEA_RESOURCE,
 258                                  outs,
 259                                  adapter_handle,                /* R4 */
 260                                  allocate_controls,             /* R5 */
 261                                  init_attr->send_cq_handle,     /* R6 */
 262                                  init_attr->recv_cq_handle,     /* R7 */
 263                                  init_attr->aff_eq_handle,      /* R8 */
 264                                  r9_reg,                        /* R9 */
 265                                  max_r10_reg,                   /* R10 */
 266                                  r11_in,                        /* R11 */
 267                                  threshold);                    /* R12 */
 268
 269         *qp_handle = outs[0];
 270         init_attr->qp_nr = (u32)outs[1];
 271
 272         init_attr->act_nr_send_wqes =
 273             (u16)EHEA_BMASK_GET(H_ALL_RES_QP_ACT_SWQE, outs[2]);
 274         init_attr->act_nr_rwqes_rq1 =
 275             (u16)EHEA_BMASK_GET(H_ALL_RES_QP_ACT_R1WQE, outs[2]);
 276         init_attr->act_nr_rwqes_rq2 =
 277             (u16)EHEA_BMASK_GET(H_ALL_RES_QP_ACT_R2WQE, outs[2]);
 278         init_attr->act_nr_rwqes_rq3 =
 279             (u16)EHEA_BMASK_GET(H_ALL_RES_QP_ACT_R3WQE, outs[2]);
 280
 281         init_attr->act_wqe_size_enc_sq = init_attr->wqe_size_enc_sq;
 282         init_attr->act_wqe_size_enc_rq1 = init_attr->wqe_size_enc_rq1;
 283         init_attr->act_wqe_size_enc_rq2 = init_attr->wqe_size_enc_rq2;
 284         init_attr->act_wqe_size_enc_rq3 = init_attr->wqe_size_enc_rq3;
 285
 286         init_attr->nr_sq_pages =
 287             (u32)EHEA_BMASK_GET(H_ALL_RES_QP_SIZE_SQ, outs[4]);
 288         init_attr->nr_rq1_pages =
 289             (u32)EHEA_BMASK_GET(H_ALL_RES_QP_SIZE_RQ1, outs[4]);
 290         init_attr->nr_rq2_pages =
 291             (u32)EHEA_BMASK_GET(H_ALL_RES_QP_SIZE_RQ2, outs[5]);
 292         init_attr->nr_rq3_pages =
 293             (u32)EHEA_BMASK_GET(H_ALL_RES_QP_SIZE_RQ3, outs[5]);
 294
 295         init_attr->liobn_sq =
 296             (u32)EHEA_BMASK_GET(H_ALL_RES_QP_LIOBN_SQ, outs[7]);
 297         init_attr->liobn_rq1 =
 298             (u32)EHEA_BMASK_GET(H_ALL_RES_QP_LIOBN_RQ1, outs[7]);
 299         init_attr->liobn_rq2 =
 300             (u32)EHEA_BMASK_GET(H_ALL_RES_QP_LIOBN_RQ2, outs[8]);
 301         init_attr->liobn_rq3 =
 302             (u32)EHEA_BMASK_GET(H_ALL_RES_QP_LIOBN_RQ3, outs[8]);
 303
 304         if (!hret)
 305                 hcp_epas_ctor(h_epas, outs[6], outs[6]);
 306
 307         return hret;
 308 }
 309
 310 u64 ehea_h_alloc_resource_cq(const u64 adapter_handle,
 311                              struct ehea_cq_attr *cq_attr,
 312                              u64 *cq_handle, struct h_epas *epas)
 313 {
 314         u64 hret;
 315         unsigned long outs[PLPAR_HCALL9_BUFSIZE];
 316
 317         hret = ehea_plpar_hcall9(H_ALLOC_HEA_RESOURCE,
 318                                  outs,
 319                                  adapter_handle,                /* R4 */
 320                                  H_ALL_RES_TYPE_CQ,             /* R5 */
 321                                  cq_attr->eq_handle,            /* R6 */
 322                                  cq_attr->cq_token,             /* R7 */
 323                                  cq_attr->max_nr_of_cqes,       /* R8 */
 324                                  0, 0, 0, 0);                   /* R9-R12 */
 325
 326         *cq_handle = outs[0];
 327         cq_attr->act_nr_of_cqes = outs[3];
 328         cq_attr->nr_pages = outs[4];
 329
 330         if (!hret)
 331                 hcp_epas_ctor(epas, outs[5], outs[6]);
 332
 333         return hret;
 334 }
 335
 336 /* Defines for H_CALL H_ALLOC_RESOURCE */
 337 #define H_ALL_RES_TYPE_QP        1
 338 #define H_ALL_RES_TYPE_CQ        2
 339 #define H_ALL_RES_TYPE_EQ        3
 340 #define H_ALL_RES_TYPE_MR        5
 341 #define H_ALL_RES_TYPE_MW        6
 342
 343 /*  input param R5 */
 344 #define H_ALL_RES_EQ_NEQ             EHEA_BMASK_IBM(0, 0)
 345 #define H_ALL_RES_EQ_NON_NEQ_ISN     EHEA_BMASK_IBM(6, 7)
 346 #define H_ALL_RES_EQ_INH_EQE_GEN     EHEA_BMASK_IBM(16, 16)
 347 #define H_ALL_RES_EQ_RES_TYPE        EHEA_BMASK_IBM(56, 63)
 348 /*  input param R6 */
 349 #define H_ALL_RES_EQ_MAX_EQE         EHEA_BMASK_IBM(32, 63)
 350
 351 /*  output param R6 */
 352 #define H_ALL_RES_EQ_LIOBN           EHEA_BMASK_IBM(32, 63)
 353
 354 /*  output param R7 */
 355 #define H_ALL_RES_EQ_ACT_EQE         EHEA_BMASK_IBM(32, 63)
 356
 357 /*  output param R8 */
 358 #define H_ALL_RES_EQ_ACT_PS          EHEA_BMASK_IBM(32, 63)
 359
 360 /*  output param R9 */
 361 #define H_ALL_RES_EQ_ACT_EQ_IST_C    EHEA_BMASK_IBM(30, 31)
 362 #define H_ALL_RES_EQ_ACT_EQ_IST_1    EHEA_BMASK_IBM(40, 63)
 363
 364 /*  output param R10 */
 365 #define H_ALL_RES_EQ_ACT_EQ_IST_2    EHEA_BMASK_IBM(40, 63)
 366
 367 /*  output param R11 */
 368 #define H_ALL_RES_EQ_ACT_EQ_IST_3    EHEA_BMASK_IBM(40, 63)
 369
 370 /*  output param R12 */
 371 #define H_ALL_RES_EQ_ACT_EQ_IST_4    EHEA_BMASK_IBM(40, 63)
 372
 373 u64 ehea_h_alloc_resource_eq(const u64 adapter_handle,
 374                              struct ehea_eq_attr *eq_attr, u64 *eq_handle)
 375 {
 376         u64 hret, allocate_controls;
 377         unsigned long outs[PLPAR_HCALL9_BUFSIZE];
 378
 379         /* resource type */
 380         allocate_controls =
 381             EHEA_BMASK_SET(H_ALL_RES_EQ_RES_TYPE, H_ALL_RES_TYPE_EQ)
 382             | EHEA_BMASK_SET(H_ALL_RES_EQ_NEQ, eq_attr->type ? 1 : 0)
 383             | EHEA_BMASK_SET(H_ALL_RES_EQ_INH_EQE_GEN, !eq_attr->eqe_gen)
 384             | EHEA_BMASK_SET(H_ALL_RES_EQ_NON_NEQ_ISN, 1);
 385
 386         hret = ehea_plpar_hcall9(H_ALLOC_HEA_RESOURCE,
 387                                  outs,
 388                                  adapter_handle,                /* R4 */
 389                                  allocate_controls,             /* R5 */
 390                                  eq_attr->max_nr_of_eqes,       /* R6 */
 391                                  0, 0, 0, 0, 0, 0);             /* R7-R10 */
 392
 393         *eq_handle = outs[0];
 394         eq_attr->act_nr_of_eqes = outs[3];
 395         eq_attr->nr_pages = outs[4];
 396         eq_attr->ist1 = outs[5];
 397         eq_attr->ist2 = outs[6];
 398         eq_attr->ist3 = outs[7];
 399         eq_attr->ist4 = outs[8];
 400
 401         return hret;
 402 }
 403
 404 u64 ehea_h_modify_ehea_qp(const u64 adapter_handle, const u8 cat,
 405                           const u64 qp_handle, const u64 sel_mask,
 406                           void *cb_addr, u64 *inv_attr_id, u64 *proc_mask,
 407                           u16 *out_swr, u16 *out_rwr)
 408 {
 409         u64 hret;
 410         unsigned long outs[PLPAR_HCALL9_BUFSIZE];
 411
 412         hret = ehea_plpar_hcall9(H_MODIFY_HEA_QP,
 413                                  outs,
 414                                  adapter_handle,                /* R4 */
 415                                  (u64) cat,                     /* R5 */
 416                                  qp_handle,                     /* R6 */
 417                                  sel_mask,                      /* R7 */
 418                                  virt_to_abs(cb_addr),          /* R8 */
 419                                  0, 0, 0, 0);                   /* R9-R12 */
 420
 421         *inv_attr_id = outs[0];
 422         *out_swr = outs[3];
 423         *out_rwr = outs[4];
 424         *proc_mask = outs[5];
 425
 426         return hret;
 427 }
 428
 429 u64 ehea_h_register_rpage(const u64 adapter_handle, const u8 pagesize,
 430                           const u8 queue_type, const u64 resource_handle,
 431                           const u64 log_pageaddr, u64 count)
 432 {
 433         u64  reg_control;
 434
 435         reg_control = EHEA_BMASK_SET(H_REG_RPAGE_PAGE_SIZE, pagesize)
 436                     | EHEA_BMASK_SET(H_REG_RPAGE_QT, queue_type);
 437
 438         return ehea_plpar_hcall_norets(H_REGISTER_HEA_RPAGES,
 439                                        adapter_handle,          /* R4 */
 440                                        reg_control,             /* R5 */
 441                                        resource_handle,         /* R6 */
 442                                        log_pageaddr,            /* R7 */
 443                                        count,                   /* R8 */
 444                                        0, 0);                   /* R9-R10 */
 445 }
 446
 447 u64 ehea_h_register_smr(const u64 adapter_handle, const u64 orig_mr_handle,
 448                         const u64 vaddr_in, const u32 access_ctrl, const u32 pd,
 449                         struct ehea_mr *mr)
 450 {
 451         u64 hret;
 452         unsigned long outs[PLPAR_HCALL9_BUFSIZE];
 453
 454         hret = ehea_plpar_hcall9(H_REGISTER_SMR,
 455                                  outs,
 456                                  adapter_handle       ,          /* R4 */
 457                                  orig_mr_handle,                 /* R5 */
 458                                  vaddr_in,                       /* R6 */
 459                                  (((u64)access_ctrl) << 32ULL),  /* R7 */
 460                                  pd,                             /* R8 */
 461                                  0, 0, 0, 0);                    /* R9-R12 */
 462
 463         mr->handle = outs[0];
 464         mr->lkey = (u32)outs[2];
 465
 466         return hret;
 467 }
 468
 469 u64 ehea_h_disable_and_get_hea(const u64 adapter_handle, const u64 qp_handle)
 470 {
 471         unsigned long outs[PLPAR_HCALL9_BUFSIZE];
 472
 473         return ehea_plpar_hcall9(H_DISABLE_AND_GET_HEA,
 474                                  outs,
 475                                  adapter_handle,                /* R4 */
 476                                  H_DISABLE_GET_EHEA_WQE_P,      /* R5 */
 477                                  qp_handle,                     /* R6 */
 478                                  0, 0, 0, 0, 0, 0);             /* R7-R12 */
 479 }
 480
 481 u64 ehea_h_free_resource(const u64 adapter_handle, const u64 res_handle,
 482                          u64 force_bit)
 483 {
 484         return ehea_plpar_hcall_norets(H_FREE_RESOURCE,
 485                                        adapter_handle,     /* R4 */
 486                                        res_handle,         /* R5 */
 487                                        force_bit,
 488                                        0, 0, 0, 0);        /* R7-R10 */
 489 }
 490
 491 u64 ehea_h_alloc_resource_mr(const u64 adapter_handle, const u64 vaddr,
 492                              const u64 length, const u32 access_ctrl,
 493                              const u32 pd, u64 *mr_handle, u32 *lkey)
 494 {
 495         u64 hret;
 496         unsigned long outs[PLPAR_HCALL9_BUFSIZE];
 497
 498         hret = ehea_plpar_hcall9(H_ALLOC_HEA_RESOURCE,
 499                                  outs,
 500                                  adapter_handle,                   /* R4 */
 501                                  5,                                /* R5 */
 502                                  vaddr,                            /* R6 */
 503                                  length,                           /* R7 */
 504                                  (((u64) access_ctrl) << 32ULL),   /* R8 */
 505                                  pd,                               /* R9 */
 506                                  0, 0, 0);                         /* R10-R12 */
 507
 508         *mr_handle = outs[0];
 509         *lkey = (u32)outs[2];
 510         return hret;
 511 }
 512
 513 u64 ehea_h_register_rpage_mr(const u64 adapter_handle, const u64 mr_handle,
 514                              const u8 pagesize, const u8 queue_type,
 515                              const u64 log_pageaddr, const u64 count)
 516 {
 517         if ((count > 1) && (log_pageaddr & ~PAGE_MASK)) {
 518                 ehea_error("not on pageboundary");
 519                 return H_PARAMETER;
 520         }
 521
 522         return ehea_h_register_rpage(adapter_handle, pagesize,
 523                                      queue_type, mr_handle,
 524                                      log_pageaddr, count);
 525 }
 526
 527 u64 ehea_h_query_ehea(const u64 adapter_handle, void *cb_addr)
 528 {
 529         u64 hret, cb_logaddr;
 530
 531         cb_logaddr = virt_to_abs(cb_addr);
 532
 533         hret = ehea_plpar_hcall_norets(H_QUERY_HEA,
 534                                        adapter_handle,          /* R4 */
 535                                        cb_logaddr,              /* R5 */
 536                                        0, 0, 0, 0, 0);          /* R6-R10 */
 537 #ifdef DEBUG
 538         ehea_dump(cb_addr, sizeof(struct hcp_query_ehea), "hcp_query_ehea");
 539 #endif
 540         return hret;
 541 }
 542
 543 u64 ehea_h_query_ehea_port(const u64 adapter_handle, const u16 port_num,
 544                            const u8 cb_cat, const u64 select_mask,
 545                            void *cb_addr)
 546 {
 547         u64 port_info;
 548         u64 cb_logaddr = virt_to_abs(cb_addr);
 549         u64 arr_index = 0;
 550
 551         port_info = EHEA_BMASK_SET(H_MEHEAPORT_CAT, cb_cat)
 552                   | EHEA_BMASK_SET(H_MEHEAPORT_PN, port_num);
 553
 554         return ehea_plpar_hcall_norets(H_QUERY_HEA_PORT,
 555                                        adapter_handle,          /* R4 */
 556                                        port_info,               /* R5 */
 557                                        select_mask,             /* R6 */
 558                                        arr_index,               /* R7 */
 559                                        cb_logaddr,              /* R8 */
 560                                        0, 0);                   /* R9-R10 */
 561 }
 562
 563 u64 ehea_h_modify_ehea_port(const u64 adapter_handle, const u16 port_num,
 564                             const u8 cb_cat, const u64 select_mask,
 565                             void *cb_addr)
 566 {
 567         unsigned long outs[PLPAR_HCALL9_BUFSIZE];
 568         u64 port_info;
 569         u64 arr_index = 0;
 570         u64 cb_logaddr = virt_to_abs(cb_addr);
 571
 572         port_info = EHEA_BMASK_SET(H_MEHEAPORT_CAT, cb_cat)
 573                   | EHEA_BMASK_SET(H_MEHEAPORT_PN, port_num);
 574 #ifdef DEBUG
 575         ehea_dump(cb_addr, sizeof(struct hcp_ehea_port_cb0), "Before HCALL");
 576 #endif
 577         return ehea_plpar_hcall9(H_MODIFY_HEA_PORT,
 578                                  outs,
 579                                  adapter_handle,                /* R4 */
 580                                  port_info,                     /* R5 */
 581                                  select_mask,                   /* R6 */
 582                                  arr_index,                     /* R7 */
 583                                  cb_logaddr,                    /* R8 */
 584                                  0, 0, 0, 0);                   /* R9-R12 */
 585 }
 586
 587 u64 ehea_h_reg_dereg_bcmc(const u64 adapter_handle, const u16 port_num,
 588                           const u8 reg_type, const u64 mc_mac_addr,
 589                           const u16 vlan_id, const u32 hcall_id)
 590 {
 591         u64 r5_port_num, r6_reg_type, r7_mc_mac_addr, r8_vlan_id;
 592         u64 mac_addr = mc_mac_addr >> 16;
 593
 594         r5_port_num = EHEA_BMASK_SET(H_REGBCMC_PN, port_num);
 595         r6_reg_type = EHEA_BMASK_SET(H_REGBCMC_REGTYPE, reg_type);
 596         r7_mc_mac_addr = EHEA_BMASK_SET(H_REGBCMC_MACADDR, mac_addr);
 597         r8_vlan_id = EHEA_BMASK_SET(H_REGBCMC_VLANID, vlan_id);
 598
 599         return ehea_plpar_hcall_norets(hcall_id,
 600                                        adapter_handle,          /* R4 */
 601                                        r5_port_num,             /* R5 */
 602                                        r6_reg_type,             /* R6 */
 603                                        r7_mc_mac_addr,          /* R7 */
 604                                        r8_vlan_id,              /* R8 */
 605                                        0, 0);                   /* R9-R12 */
 606 }
 607
 608 u64 ehea_h_reset_events(const u64 adapter_handle, const u64 neq_handle,
 609                         const u64 event_mask)
 610 {
 611         return ehea_plpar_hcall_norets(H_RESET_EVENTS,
 612                                        adapter_handle,          /* R4 */
 613                                        neq_handle,              /* R5 */
 614                                        event_mask,              /* R6 */
 615                                        0, 0, 0, 0);             /* R7-R12 */
 616 }
 617
 618 u64 ehea_h_error_data(const u64 adapter_handle, const u64 ressource_handle,
 619                       void *rblock)
 620 {
 621         return ehea_plpar_hcall_norets(H_ERROR_DATA,
 622                                        adapter_handle,          /* R4 */
 623                                        ressource_handle,        /* R5 */
 624                                        virt_to_abs(rblock),     /* R6 */
 625                                        0, 0, 0, 0);             /* R7-R12 */
 626 }