Quelle  ehea_phyp.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *  linux/drivers/net/ethernet/ibm/ehea/ehea_phyp.c
 *
 *  eHEA ethernet device driver for IBM eServer System p
 *
 *  (C) Copyright IBM Corp. 2006
 *
 *  Authors:
 *  Christoph Raisch <raisch@de.ibm.com>
 *  Jan-Bernd Themann <themann@de.ibm.com>
 *  Thomas Klein <tklein@de.ibm.com>
 */

#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt

#include "ehea_phyp.h"


static inline u16 get_order_of_qentries(u16 queue_entries)
{
 u8 ld = 1;  /*  logarithmus dualis */
 while (((1U << ld) - 1) < queue_entries)
  ld++;
 return ld - 1;
}

/* Defines for H_CALL H_ALLOC_RESOURCE */
#define H_ALL_RES_TYPE_QP  1
#define H_ALL_RES_TYPE_CQ  2
#define H_ALL_RES_TYPE_EQ  3
#define H_ALL_RES_TYPE_MR  5
#define H_ALL_RES_TYPE_MW  6

static long ehea_plpar_hcall_norets(unsigned long opcode,
        unsigned long arg1,
        unsigned long arg2,
        unsigned long arg3,
        unsigned long arg4,
        unsigned long arg5,
        unsigned long arg6,
        unsigned long arg7)
{
 long ret;
 int i, sleep_msecs;

 for (i = 0; i < 5; i++) {
  ret = plpar_hcall_norets(opcode, arg1, arg2, arg3, arg4,
      arg5, arg6, arg7);

  if (H_IS_LONG_BUSY(ret)) {
   sleep_msecs = get_longbusy_msecs(ret);
   msleep_interruptible(sleep_msecs);
   continue;
  }

  if (ret < H_SUCCESS)
   pr_err("opcode=%lx ret=%lx"
          " arg1=%lx arg2=%lx arg3=%lx arg4=%lx"
          " arg5=%lx arg6=%lx arg7=%lx\n",
          opcode, ret,
          arg1, arg2, arg3, arg4, arg5, arg6, arg7);

  return ret;
 }

 return H_BUSY;
}

static long ehea_plpar_hcall9(unsigned long opcode,
         unsigned long *outs, /* array of 9 outputs */
         unsigned long arg1,
         unsigned long arg2,
         unsigned long arg3,
         unsigned long arg4,
         unsigned long arg5,
         unsigned long arg6,
         unsigned long arg7,
         unsigned long arg8,
         unsigned long arg9)
{
 long ret;
 int i, sleep_msecs;
 u8 cb_cat;

 for (i = 0; i < 5; i++) {
  ret = plpar_hcall9(opcode, outs,
       arg1, arg2, arg3, arg4, arg5,
       arg6, arg7, arg8, arg9);

  if (H_IS_LONG_BUSY(ret)) {
   sleep_msecs = get_longbusy_msecs(ret);
   msleep_interruptible(sleep_msecs);
   continue;
  }

  cb_cat = EHEA_BMASK_GET(H_MEHEAPORT_CAT, arg2);

  if ((ret < H_SUCCESS) && !(((ret == H_AUTHORITY)
      && (opcode == H_MODIFY_HEA_PORT))
      && (((cb_cat == H_PORT_CB4) && ((arg3 == H_PORT_CB4_JUMBO)
      || (arg3 == H_PORT_CB4_SPEED))) || ((cb_cat == H_PORT_CB7)
      && (arg3 == H_PORT_CB7_DUCQPN)))))
   pr_err("opcode=%lx ret=%lx"
          " arg1=%lx arg2=%lx arg3=%lx arg4=%lx"
          " arg5=%lx arg6=%lx arg7=%lx arg8=%lx"
          " arg9=%lx"
          " out1=%lx out2=%lx out3=%lx out4=%lx"
          " out5=%lx out6=%lx out7=%lx out8=%lx"
          " out9=%lx\n",
          opcode, ret,
          arg1, arg2, arg3, arg4, arg5,
          arg6, arg7, arg8, arg9,
          outs[0], outs[1], outs[2], outs[3], outs[4],
          outs[5], outs[6], outs[7], outs[8]);
  return ret;
 }

 return H_BUSY;
}

u64 ehea_h_query_ehea_qp(const u64 adapter_handle, const u8 qp_category,
    const u64 qp_handle, const u64 sel_mask, void *cb_addr)
{
 return ehea_plpar_hcall_norets(H_QUERY_HEA_QP,
           adapter_handle,  /* R4 */
           qp_category,  /* R5 */
           qp_handle,  /* R6 */
           sel_mask,  /* R7 */
           __pa(cb_addr),  /* R8 */
           0, 0);
}

/* input param R5 */
#define H_ALL_RES_QP_EQPO   EHEA_BMASK_IBM(9, 11)
#define H_ALL_RES_QP_QPP   EHEA_BMASK_IBM(12, 12)
#define H_ALL_RES_QP_RQR   EHEA_BMASK_IBM(13, 15)
#define H_ALL_RES_QP_EQEG   EHEA_BMASK_IBM(16, 16)
#define H_ALL_RES_QP_LL_QP   EHEA_BMASK_IBM(17, 17)
#define H_ALL_RES_QP_DMA128   EHEA_BMASK_IBM(19, 19)
#define H_ALL_RES_QP_HSM   EHEA_BMASK_IBM(20, 21)
#define H_ALL_RES_QP_SIGT   EHEA_BMASK_IBM(22, 23)
#define H_ALL_RES_QP_TENURE   EHEA_BMASK_IBM(48, 55)
#define H_ALL_RES_QP_RES_TYP   EHEA_BMASK_IBM(56, 63)

/* input param R9  */
#define H_ALL_RES_QP_TOKEN   EHEA_BMASK_IBM(0, 31)
#define H_ALL_RES_QP_PD    EHEA_BMASK_IBM(32, 63)

/* input param R10 */
#define H_ALL_RES_QP_MAX_SWQE   EHEA_BMASK_IBM(4, 7)
#define H_ALL_RES_QP_MAX_R1WQE   EHEA_BMASK_IBM(12, 15)
#define H_ALL_RES_QP_MAX_R2WQE   EHEA_BMASK_IBM(20, 23)
#define H_ALL_RES_QP_MAX_R3WQE   EHEA_BMASK_IBM(28, 31)
/* Max Send Scatter Gather Elements */
#define H_ALL_RES_QP_MAX_SSGE   EHEA_BMASK_IBM(37, 39)
#define H_ALL_RES_QP_MAX_R1SGE   EHEA_BMASK_IBM(45, 47)
/* Max Receive SG Elements RQ1 */
#define H_ALL_RES_QP_MAX_R2SGE   EHEA_BMASK_IBM(53, 55)
#define H_ALL_RES_QP_MAX_R3SGE   EHEA_BMASK_IBM(61, 63)

/* input param R11 */
#define H_ALL_RES_QP_SWQE_IDL   EHEA_BMASK_IBM(0, 7)
/* max swqe immediate data length */
#define H_ALL_RES_QP_PORT_NUM   EHEA_BMASK_IBM(48, 63)

/* input param R12 */
#define H_ALL_RES_QP_TH_RQ2   EHEA_BMASK_IBM(0, 15)
/* Threshold RQ2 */
#define H_ALL_RES_QP_TH_RQ3   EHEA_BMASK_IBM(16, 31)
/* Threshold RQ3 */

/* output param R6 */
#define H_ALL_RES_QP_ACT_SWQE   EHEA_BMASK_IBM(0, 15)
#define H_ALL_RES_QP_ACT_R1WQE   EHEA_BMASK_IBM(16, 31)
#define H_ALL_RES_QP_ACT_R2WQE   EHEA_BMASK_IBM(32, 47)
#define H_ALL_RES_QP_ACT_R3WQE   EHEA_BMASK_IBM(48, 63)

/* output param, R7 */
#define H_ALL_RES_QP_ACT_SSGE   EHEA_BMASK_IBM(0, 7)
#define H_ALL_RES_QP_ACT_R1SGE   EHEA_BMASK_IBM(8, 15)
#define H_ALL_RES_QP_ACT_R2SGE   EHEA_BMASK_IBM(16, 23)
#define H_ALL_RES_QP_ACT_R3SGE   EHEA_BMASK_IBM(24, 31)
#define H_ALL_RES_QP_ACT_SWQE_IDL EHEA_BMASK_IBM(32, 39)

/* output param R8,R9 */
#define H_ALL_RES_QP_SIZE_SQ   EHEA_BMASK_IBM(0, 31)
#define H_ALL_RES_QP_SIZE_RQ1   EHEA_BMASK_IBM(32, 63)
#define H_ALL_RES_QP_SIZE_RQ2   EHEA_BMASK_IBM(0, 31)
#define H_ALL_RES_QP_SIZE_RQ3   EHEA_BMASK_IBM(32, 63)

/* output param R11,R12 */
#define H_ALL_RES_QP_LIOBN_SQ   EHEA_BMASK_IBM(0, 31)
#define H_ALL_RES_QP_LIOBN_RQ1   EHEA_BMASK_IBM(32, 63)
#define H_ALL_RES_QP_LIOBN_RQ2   EHEA_BMASK_IBM(0, 31)
#define H_ALL_RES_QP_LIOBN_RQ3   EHEA_BMASK_IBM(32, 63)

u64 ehea_h_alloc_resource_qp(const u64 adapter_handle,
        struct ehea_qp_init_attr *init_attr, const u32 pd,
        u64 *qp_handle, struct h_epas *h_epas)
{
 u64 hret;
 unsigned long outs[PLPAR_HCALL9_BUFSIZE];

 u64 allocate_controls =
     EHEA_BMASK_SET(H_ALL_RES_QP_EQPO, init_attr->low_lat_rq1 ? 1 : 0)
     | EHEA_BMASK_SET(H_ALL_RES_QP_QPP, 0)
     | EHEA_BMASK_SET(H_ALL_RES_QP_RQR, 6) /* rq1 & rq2 & rq3 */
     | EHEA_BMASK_SET(H_ALL_RES_QP_EQEG, 0) /* EQE gen. disabled */
     | EHEA_BMASK_SET(H_ALL_RES_QP_LL_QP, init_attr->low_lat_rq1)
     | EHEA_BMASK_SET(H_ALL_RES_QP_DMA128, 0)
     | EHEA_BMASK_SET(H_ALL_RES_QP_HSM, 0)
     | EHEA_BMASK_SET(H_ALL_RES_QP_SIGT, init_attr->signalingtype)
     | EHEA_BMASK_SET(H_ALL_RES_QP_RES_TYP, H_ALL_RES_TYPE_QP);

 u64 r9_reg = EHEA_BMASK_SET(H_ALL_RES_QP_PD, pd)
     | EHEA_BMASK_SET(H_ALL_RES_QP_TOKEN, init_attr->qp_token);

 u64 max_r10_reg =
     EHEA_BMASK_SET(H_ALL_RES_QP_MAX_SWQE,
      get_order_of_qentries(init_attr->max_nr_send_wqes))
     | EHEA_BMASK_SET(H_ALL_RES_QP_MAX_R1WQE,
        get_order_of_qentries(init_attr->max_nr_rwqes_rq1))
     | EHEA_BMASK_SET(H_ALL_RES_QP_MAX_R2WQE,
        get_order_of_qentries(init_attr->max_nr_rwqes_rq2))
     | EHEA_BMASK_SET(H_ALL_RES_QP_MAX_R3WQE,
        get_order_of_qentries(init_attr->max_nr_rwqes_rq3))
     | EHEA_BMASK_SET(H_ALL_RES_QP_MAX_SSGE, init_attr->wqe_size_enc_sq)
     | EHEA_BMASK_SET(H_ALL_RES_QP_MAX_R1SGE,
        init_attr->wqe_size_enc_rq1)
     | EHEA_BMASK_SET(H_ALL_RES_QP_MAX_R2SGE,
        init_attr->wqe_size_enc_rq2)
     | EHEA_BMASK_SET(H_ALL_RES_QP_MAX_R3SGE,
        init_attr->wqe_size_enc_rq3);

 u64 r11_in =
     EHEA_BMASK_SET(H_ALL_RES_QP_SWQE_IDL, init_attr->swqe_imm_data_len)
     | EHEA_BMASK_SET(H_ALL_RES_QP_PORT_NUM, init_attr->port_nr);
 u64 threshold =
     EHEA_BMASK_SET(H_ALL_RES_QP_TH_RQ2, init_attr->rq2_threshold)
     | EHEA_BMASK_SET(H_ALL_RES_QP_TH_RQ3, init_attr->rq3_threshold);

 hret = ehea_plpar_hcall9(H_ALLOC_HEA_RESOURCE,
     outs,
     adapter_handle,  /* R4 */
     allocate_controls,  /* R5 */
     init_attr->send_cq_handle, /* R6 */
     init_attr->recv_cq_handle, /* R7 */
     init_attr->aff_eq_handle, /* R8 */
     r9_reg,   /* R9 */
     max_r10_reg,   /* R10 */
     r11_in,   /* R11 */
     threshold);   /* R12 */

 *qp_handle = outs[0];
 init_attr->qp_nr = (u32)outs[1];

 init_attr->act_nr_send_wqes =
     (u16)EHEA_BMASK_GET(H_ALL_RES_QP_ACT_SWQE, outs[2]);
 init_attr->act_nr_rwqes_rq1 =
     (u16)EHEA_BMASK_GET(H_ALL_RES_QP_ACT_R1WQE, outs[2]);
 init_attr->act_nr_rwqes_rq2 =
     (u16)EHEA_BMASK_GET(H_ALL_RES_QP_ACT_R2WQE, outs[2]);
 init_attr->act_nr_rwqes_rq3 =
     (u16)EHEA_BMASK_GET(H_ALL_RES_QP_ACT_R3WQE, outs[2]);

 init_attr->act_wqe_size_enc_sq = init_attr->wqe_size_enc_sq;
 init_attr->act_wqe_size_enc_rq1 = init_attr->wqe_size_enc_rq1;
 init_attr->act_wqe_size_enc_rq2 = init_attr->wqe_size_enc_rq2;
 init_attr->act_wqe_size_enc_rq3 = init_attr->wqe_size_enc_rq3;

 init_attr->nr_sq_pages =
     (u32)EHEA_BMASK_GET(H_ALL_RES_QP_SIZE_SQ, outs[4]);
 init_attr->nr_rq1_pages =
     (u32)EHEA_BMASK_GET(H_ALL_RES_QP_SIZE_RQ1, outs[4]);
 init_attr->nr_rq2_pages =
     (u32)EHEA_BMASK_GET(H_ALL_RES_QP_SIZE_RQ2, outs[5]);
 init_attr->nr_rq3_pages =
     (u32)EHEA_BMASK_GET(H_ALL_RES_QP_SIZE_RQ3, outs[5]);

 init_attr->liobn_sq =
     (u32)EHEA_BMASK_GET(H_ALL_RES_QP_LIOBN_SQ, outs[7]);
 init_attr->liobn_rq1 =
     (u32)EHEA_BMASK_GET(H_ALL_RES_QP_LIOBN_RQ1, outs[7]);
 init_attr->liobn_rq2 =
     (u32)EHEA_BMASK_GET(H_ALL_RES_QP_LIOBN_RQ2, outs[8]);
 init_attr->liobn_rq3 =
     (u32)EHEA_BMASK_GET(H_ALL_RES_QP_LIOBN_RQ3, outs[8]);

 if (!hret)
  hcp_epas_ctor(h_epas, outs[6], outs[6]);

 return hret;
}

u64 ehea_h_alloc_resource_cq(const u64 adapter_handle,
        struct ehea_cq_attr *cq_attr,
        u64 *cq_handle, struct h_epas *epas)
{
 u64 hret;
 unsigned long outs[PLPAR_HCALL9_BUFSIZE];

 hret = ehea_plpar_hcall9(H_ALLOC_HEA_RESOURCE,
     outs,
     adapter_handle,  /* R4 */
     H_ALL_RES_TYPE_CQ,  /* R5 */
     cq_attr->eq_handle,  /* R6 */
     cq_attr->cq_token,  /* R7 */
     cq_attr->max_nr_of_cqes, /* R8 */
     0, 0, 0, 0);   /* R9-R12 */

 *cq_handle = outs[0];
 cq_attr->act_nr_of_cqes = outs[3];
 cq_attr->nr_pages = outs[4];

 if (!hret)
  hcp_epas_ctor(epas, outs[5], outs[6]);

 return hret;
}

/* Defines for H_CALL H_ALLOC_RESOURCE */
#define H_ALL_RES_TYPE_QP  1
#define H_ALL_RES_TYPE_CQ  2
#define H_ALL_RES_TYPE_EQ  3
#define H_ALL_RES_TYPE_MR  5
#define H_ALL_RES_TYPE_MW  6

/*  input param R5 */
#define H_ALL_RES_EQ_NEQ      EHEA_BMASK_IBM(0, 0)
#define H_ALL_RES_EQ_NON_NEQ_ISN     EHEA_BMASK_IBM(6, 7)
#define H_ALL_RES_EQ_INH_EQE_GEN     EHEA_BMASK_IBM(16, 16)
#define H_ALL_RES_EQ_RES_TYPE      EHEA_BMASK_IBM(56, 63)
/*  input param R6 */
#define H_ALL_RES_EQ_MAX_EQE      EHEA_BMASK_IBM(32, 63)

/*  output param R6 */
#define H_ALL_RES_EQ_LIOBN      EHEA_BMASK_IBM(32, 63)

/*  output param R7 */
#define H_ALL_RES_EQ_ACT_EQE      EHEA_BMASK_IBM(32, 63)

/*  output param R8 */
#define H_ALL_RES_EQ_ACT_PS      EHEA_BMASK_IBM(32, 63)

/*  output param R9 */
#define H_ALL_RES_EQ_ACT_EQ_IST_C    EHEA_BMASK_IBM(30, 31)
#define H_ALL_RES_EQ_ACT_EQ_IST_1    EHEA_BMASK_IBM(40, 63)

/*  output param R10 */
#define H_ALL_RES_EQ_ACT_EQ_IST_2    EHEA_BMASK_IBM(40, 63)

/*  output param R11 */
#define H_ALL_RES_EQ_ACT_EQ_IST_3    EHEA_BMASK_IBM(40, 63)

/*  output param R12 */
#define H_ALL_RES_EQ_ACT_EQ_IST_4    EHEA_BMASK_IBM(40, 63)

u64 ehea_h_alloc_resource_eq(const u64 adapter_handle,
        struct ehea_eq_attr *eq_attr, u64 *eq_handle)
{
 u64 hret, allocate_controls;
 unsigned long outs[PLPAR_HCALL9_BUFSIZE];

 /* resource type */
 allocate_controls =
     EHEA_BMASK_SET(H_ALL_RES_EQ_RES_TYPE, H_ALL_RES_TYPE_EQ)
     | EHEA_BMASK_SET(H_ALL_RES_EQ_NEQ, eq_attr->type ? 1 : 0)
     | EHEA_BMASK_SET(H_ALL_RES_EQ_INH_EQE_GEN, !eq_attr->eqe_gen)
     | EHEA_BMASK_SET(H_ALL_RES_EQ_NON_NEQ_ISN, 1);

 hret = ehea_plpar_hcall9(H_ALLOC_HEA_RESOURCE,
     outs,
     adapter_handle,  /* R4 */
     allocate_controls,  /* R5 */
     eq_attr->max_nr_of_eqes, /* R6 */
     0, 0, 0, 0, 0, 0);  /* R7-R10 */

 *eq_handle = outs[0];
 eq_attr->act_nr_of_eqes = outs[3];
 eq_attr->nr_pages = outs[4];
 eq_attr->ist1 = outs[5];
 eq_attr->ist2 = outs[6];
 eq_attr->ist3 = outs[7];
 eq_attr->ist4 = outs[8];

 return hret;
}

u64 ehea_h_modify_ehea_qp(const u64 adapter_handle, const u8 cat,
     const u64 qp_handle, const u64 sel_mask,
     void *cb_addr, u64 *inv_attr_id, u64 *proc_mask,
     u16 *out_swr, u16 *out_rwr)
{
 u64 hret;
 unsigned long outs[PLPAR_HCALL9_BUFSIZE];

 hret = ehea_plpar_hcall9(H_MODIFY_HEA_QP,
     outs,
     adapter_handle,  /* R4 */
     (u64) cat,   /* R5 */
     qp_handle,   /* R6 */
     sel_mask,   /* R7 */
     __pa(cb_addr),   /* R8 */
     0, 0, 0, 0);   /* R9-R12 */

 *inv_attr_id = outs[0];
 *out_swr = outs[3];
 *out_rwr = outs[4];
 *proc_mask = outs[5];

 return hret;
}

u64 ehea_h_register_rpage(const u64 adapter_handle, const u8 pagesize,
     const u8 queue_type, const u64 resource_handle,
     const u64 log_pageaddr, u64 count)
{
 u64  reg_control;

 reg_control = EHEA_BMASK_SET(H_REG_RPAGE_PAGE_SIZE, pagesize)
      | EHEA_BMASK_SET(H_REG_RPAGE_QT, queue_type);

 return ehea_plpar_hcall_norets(H_REGISTER_HEA_RPAGES,
           adapter_handle,  /* R4 */
           reg_control,  /* R5 */
           resource_handle,  /* R6 */
           log_pageaddr,  /* R7 */
           count,   /* R8 */
           0, 0);   /* R9-R10 */
}

u64 ehea_h_register_smr(const u64 adapter_handle, const u64 orig_mr_handle,
   const u64 vaddr_in, const u32 access_ctrl, const u32 pd,
   struct ehea_mr *mr)
{
 u64 hret;
 unsigned long outs[PLPAR_HCALL9_BUFSIZE];

 hret = ehea_plpar_hcall9(H_REGISTER_SMR,
     outs,
     adapter_handle       ,   /* R4 */
     orig_mr_handle,   /* R5 */
     vaddr_in,    /* R6 */
     (((u64)access_ctrl) << 32ULL),  /* R7 */
     pd,     /* R8 */
     0, 0, 0, 0);    /* R9-R12 */

 mr->handle = outs[0];
 mr->lkey = (u32)outs[2];

 return hret;
}

u64 ehea_h_disable_and_get_hea(const u64 adapter_handle, const u64 qp_handle)
{
 unsigned long outs[PLPAR_HCALL9_BUFSIZE];

 return ehea_plpar_hcall9(H_DISABLE_AND_GET_HEA,
     outs,
     adapter_handle,  /* R4 */
     H_DISABLE_GET_EHEA_WQE_P, /* R5 */
     qp_handle,   /* R6 */
     0, 0, 0, 0, 0, 0);  /* R7-R12 */
}

u64 ehea_h_free_resource(const u64 adapter_handle, const u64 res_handle,
    u64 force_bit)
{
 return ehea_plpar_hcall_norets(H_FREE_RESOURCE,
           adapter_handle,    /* R4 */
           res_handle,    /* R5 */
           force_bit,
           0, 0, 0, 0);    /* R7-R10 */
}

u64 ehea_h_alloc_resource_mr(const u64 adapter_handle, const u64 vaddr,
        const u64 length, const u32 access_ctrl,
        const u32 pd, u64 *mr_handle, u32 *lkey)
{
 u64 hret;
 unsigned long outs[PLPAR_HCALL9_BUFSIZE];

 hret = ehea_plpar_hcall9(H_ALLOC_HEA_RESOURCE,
     outs,
     adapter_handle,     /* R4 */
     5,       /* R5 */
     vaddr,       /* R6 */
     length,      /* R7 */
     (((u64) access_ctrl) << 32ULL),   /* R8 */
     pd,       /* R9 */
     0, 0, 0);      /* R10-R12 */

 *mr_handle = outs[0];
 *lkey = (u32)outs[2];
 return hret;
}

u64 ehea_h_register_rpage_mr(const u64 adapter_handle, const u64 mr_handle,
        const u8 pagesize, const u8 queue_type,
        const u64 log_pageaddr, const u64 count)
{
 if ((count > 1) && (log_pageaddr & ~PAGE_MASK)) {
  pr_err("not on pageboundary\n");
  return H_PARAMETER;
 }

 return ehea_h_register_rpage(adapter_handle, pagesize,
         queue_type, mr_handle,
         log_pageaddr, count);
}

u64 ehea_h_query_ehea(const u64 adapter_handle, void *cb_addr)
{
 u64 hret, cb_logaddr;

 cb_logaddr = __pa(cb_addr);

 hret = ehea_plpar_hcall_norets(H_QUERY_HEA,
           adapter_handle,  /* R4 */
           cb_logaddr,  /* R5 */
           0, 0, 0, 0, 0);  /* R6-R10 */
#ifdef DEBUG
 ehea_dump(cb_addr, sizeof(struct hcp_query_ehea), "hcp_query_ehea");
#endif
 return hret;
}

u64 ehea_h_query_ehea_port(const u64 adapter_handle, const u16 port_num,
      const u8 cb_cat, const u64 select_mask,
      void *cb_addr)
{
 u64 port_info;
 u64 cb_logaddr = __pa(cb_addr);
 u64 arr_index = 0;

 port_info = EHEA_BMASK_SET(H_MEHEAPORT_CAT, cb_cat)
    | EHEA_BMASK_SET(H_MEHEAPORT_PN, port_num);

 return ehea_plpar_hcall_norets(H_QUERY_HEA_PORT,
           adapter_handle,  /* R4 */
           port_info,  /* R5 */
           select_mask,  /* R6 */
           arr_index,  /* R7 */
           cb_logaddr,  /* R8 */
           0, 0);   /* R9-R10 */
}

u64 ehea_h_modify_ehea_port(const u64 adapter_handle, const u16 port_num,
       const u8 cb_cat, const u64 select_mask,
       void *cb_addr)
{
 unsigned long outs[PLPAR_HCALL9_BUFSIZE];
 u64 port_info;
 u64 arr_index = 0;
 u64 cb_logaddr = __pa(cb_addr);

 port_info = EHEA_BMASK_SET(H_MEHEAPORT_CAT, cb_cat)
    | EHEA_BMASK_SET(H_MEHEAPORT_PN, port_num);
#ifdef DEBUG
 ehea_dump(cb_addr, sizeof(struct hcp_ehea_port_cb0), "Before HCALL");
#endif
 return ehea_plpar_hcall9(H_MODIFY_HEA_PORT,
     outs,
     adapter_handle,  /* R4 */
     port_info,   /* R5 */
     select_mask,   /* R6 */
     arr_index,   /* R7 */
     cb_logaddr,   /* R8 */
     0, 0, 0, 0);   /* R9-R12 */
}

u64 ehea_h_reg_dereg_bcmc(const u64 adapter_handle, const u16 port_num,
     const u8 reg_type, const u64 mc_mac_addr,
     const u16 vlan_id, const u32 hcall_id)
{
 u64 r5_port_num, r6_reg_type, r7_mc_mac_addr, r8_vlan_id;
 u64 mac_addr = mc_mac_addr >> 16;

 r5_port_num = EHEA_BMASK_SET(H_REGBCMC_PN, port_num);
 r6_reg_type = EHEA_BMASK_SET(H_REGBCMC_REGTYPE, reg_type);
 r7_mc_mac_addr = EHEA_BMASK_SET(H_REGBCMC_MACADDR, mac_addr);
 r8_vlan_id = EHEA_BMASK_SET(H_REGBCMC_VLANID, vlan_id);

 return ehea_plpar_hcall_norets(hcall_id,
           adapter_handle,  /* R4 */
           r5_port_num,  /* R5 */
           r6_reg_type,  /* R6 */
           r7_mc_mac_addr,  /* R7 */
           r8_vlan_id,  /* R8 */
           0, 0);   /* R9-R12 */
}

u64 ehea_h_reset_events(const u64 adapter_handle, const u64 neq_handle,
   const u64 event_mask)
{
 return ehea_plpar_hcall_norets(H_RESET_EVENTS,
           adapter_handle,  /* R4 */
           neq_handle,  /* R5 */
           event_mask,  /* R6 */
           0, 0, 0, 0);  /* R7-R12 */
}

u64 ehea_h_error_data(const u64 adapter_handle, const u64 ressource_handle,
        void *rblock)
{
 return ehea_plpar_hcall_norets(H_ERROR_DATA,
           adapter_handle,  /* R4 */
           ressource_handle, /* R5 */
           __pa(rblock),  /* R6 */
           0, 0, 0, 0);  /* R7-R12 */
}