linux/drivers/net/ethernet/ibm/ehea/ehea_phyp.c
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   1/*
   2 *  linux/drivers/net/ethernet/ibm/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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  30
  31#include "ehea_phyp.h"
  32
  33
  34static inline u16 get_order_of_qentries(u16 queue_entries)
  35{
  36        u8 ld = 1;              /*  logarithmus dualis */
  37        while (((1U << ld) - 1) < queue_entries)
  38                ld++;
  39        return ld - 1;
  40}
  41
  42/* Defines for H_CALL H_ALLOC_RESOURCE */
  43#define H_ALL_RES_TYPE_QP        1
  44#define H_ALL_RES_TYPE_CQ        2
  45#define H_ALL_RES_TYPE_EQ        3
  46#define H_ALL_RES_TYPE_MR        5
  47#define H_ALL_RES_TYPE_MW        6
  48
  49static long ehea_plpar_hcall_norets(unsigned long opcode,
  50                                    unsigned long arg1,
  51                                    unsigned long arg2,
  52                                    unsigned long arg3,
  53                                    unsigned long arg4,
  54                                    unsigned long arg5,
  55                                    unsigned long arg6,
  56                                    unsigned long arg7)
  57{
  58        long ret;
  59        int i, sleep_msecs;
  60
  61        for (i = 0; i < 5; i++) {
  62                ret = plpar_hcall_norets(opcode, arg1, arg2, arg3, arg4,
  63                                         arg5, arg6, arg7);
  64
  65                if (H_IS_LONG_BUSY(ret)) {
  66                        sleep_msecs = get_longbusy_msecs(ret);
  67                        msleep_interruptible(sleep_msecs);
  68                        continue;
  69                }
  70
  71                if (ret < H_SUCCESS)
  72                        pr_err("opcode=%lx ret=%lx"
  73                               " arg1=%lx arg2=%lx arg3=%lx arg4=%lx"
  74                               " arg5=%lx arg6=%lx arg7=%lx\n",
  75                               opcode, ret,
  76                               arg1, arg2, arg3, arg4, arg5, arg6, arg7);
  77
  78                return ret;
  79        }
  80
  81        return H_BUSY;
  82}
  83
  84static long ehea_plpar_hcall9(unsigned long opcode,
  85                              unsigned long *outs, /* array of 9 outputs */
  86                              unsigned long arg1,
  87                              unsigned long arg2,
  88                              unsigned long arg3,
  89                              unsigned long arg4,
  90                              unsigned long arg5,
  91                              unsigned long arg6,
  92                              unsigned long arg7,
  93                              unsigned long arg8,
  94                              unsigned long arg9)
  95{
  96        long ret;
  97        int i, sleep_msecs;
  98        u8 cb_cat;
  99
 100        for (i = 0; i < 5; i++) {
 101                ret = plpar_hcall9(opcode, outs,
 102                                   arg1, arg2, arg3, arg4, arg5,
 103                                   arg6, arg7, arg8, arg9);
 104
 105                if (H_IS_LONG_BUSY(ret)) {
 106                        sleep_msecs = get_longbusy_msecs(ret);
 107                        msleep_interruptible(sleep_msecs);
 108                        continue;
 109                }
 110
 111                cb_cat = EHEA_BMASK_GET(H_MEHEAPORT_CAT, arg2);
 112
 113                if ((ret < H_SUCCESS) && !(((ret == H_AUTHORITY)
 114                    && (opcode == H_MODIFY_HEA_PORT))
 115                    && (((cb_cat == H_PORT_CB4) && ((arg3 == H_PORT_CB4_JUMBO)
 116                    || (arg3 == H_PORT_CB4_SPEED))) || ((cb_cat == H_PORT_CB7)
 117                    && (arg3 == H_PORT_CB7_DUCQPN)))))
 118                        pr_err("opcode=%lx ret=%lx"
 119                               " arg1=%lx arg2=%lx arg3=%lx arg4=%lx"
 120                               " arg5=%lx arg6=%lx arg7=%lx arg8=%lx"
 121                               " arg9=%lx"
 122                               " out1=%lx out2=%lx out3=%lx out4=%lx"
 123                               " out5=%lx out6=%lx out7=%lx out8=%lx"
 124                               " out9=%lx\n",
 125                               opcode, ret,
 126                               arg1, arg2, arg3, arg4, arg5,
 127                               arg6, arg7, arg8, arg9,
 128                               outs[0], outs[1], outs[2], outs[3], outs[4],
 129                               outs[5], outs[6], outs[7], outs[8]);
 130                return ret;
 131        }
 132
 133        return H_BUSY;
 134}
 135
 136u64 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                                       __pa(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
 212u64 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
 310u64 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
 373u64 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
 404u64 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                                 __pa(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
 429u64 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
 447u64 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
 469u64 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
 481u64 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
 491u64 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
 513u64 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                pr_err("not on pageboundary\n");
 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
 527u64 ehea_h_query_ehea(const u64 adapter_handle, void *cb_addr)
 528{
 529        u64 hret, cb_logaddr;
 530
 531        cb_logaddr = __pa(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
 543u64 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 = __pa(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
 563u64 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 = __pa(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
 587u64 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
 608u64 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
 618u64 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                                       __pa(rblock),            /* R6 */
 625                                       0, 0, 0, 0);             /* R7-R12 */
 626}
 627