path: root/kernel/drivers/infiniband/hw/ehca/hipz_hw.h

/*
 *  IBM eServer eHCA Infiniband device driver for Linux on POWER
 *
 *  eHCA register definitions
 *
 *  Authors: Waleri Fomin <fomin@de.ibm.com>
 *           Christoph Raisch <raisch@de.ibm.com>
 *           Reinhard Ernst <rernst@de.ibm.com>
 *
 *  Copyright (c) 2005 IBM Corporation
 *
 *  All rights reserved.
 *
 *  This source code is distributed under a dual license of GPL v2.0 and OpenIB
 *  BSD.
 *
 * OpenIB BSD License
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials
 * provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __HIPZ_HW_H__
#define __HIPZ_HW_H__

#include "ehca_tools.h"

#define EHCA_MAX_MTU 4

/* QP Table Entry Memory Map */
struct hipz_qptemm {
	u64 qpx_hcr;
	u64 qpx_c;
	u64 qpx_herr;
	u64 qpx_aer;
/* 0x20*/
	u64 qpx_sqa;
	u64 qpx_sqc;
	u64 qpx_rqa;
	u64 qpx_rqc;
/* 0x40*/
	u64 qpx_st;
	u64 qpx_pmstate;
	u64 qpx_pmfa;
	u64 qpx_pkey;
/* 0x60*/
	u64 qpx_pkeya;
	u64 qpx_pkeyb;
	u64 qpx_pkeyc;
	u64 qpx_pkeyd;
/* 0x80*/
	u64 qpx_qkey;
	u64 qpx_dqp;
	u64 qpx_dlidp;
	u64 qpx_portp;
/* 0xa0*/
	u64 qpx_slidp;
	u64 qpx_slidpp;
	u64 qpx_dlida;
	u64 qpx_porta;
/* 0xc0*/
	u64 qpx_slida;
	u64 qpx_slidpa;
	u64 qpx_slvl;
	u64 qpx_ipd;
/* 0xe0*/
	u64 qpx_mtu;
	u64 qpx_lato;
	u64 qpx_rlimit;
	u64 qpx_rnrlimit;
/* 0x100*/
	u64 qpx_t;
	u64 qpx_sqhp;
	u64 qpx_sqptp;
	u64 qpx_nspsn;
/* 0x120*/
	u64 qpx_nspsnhwm;
	u64 reserved1;
	u64 qpx_sdsi;
	u64 qpx_sdsbc;
/* 0x140*/
	u64 qpx_sqwsize;
	u64 qpx_sqwts;
	u64 qpx_lsn;
	u64 qpx_nssn;
/* 0x160 */
	u64 qpx_mor;
	u64 qpx_cor;
	u64 qpx_sqsize;
	u64 qpx_erc;
/* 0x180*/
	u64 qpx_rnrrc;
	u64 qpx_ernrwt;
	u64 qpx_rnrresp;
	u64 qpx_lmsna;
/* 0x1a0 */
	u64 qpx_sqhpc;
	u64 qpx_sqcptp;
	u64 qpx_sigt;
	u64 qpx_wqecnt;
/* 0x1c0*/
	u64 qpx_rqhp;
	u64 qpx_rqptp;
	u64 qpx_rqsize;
	u64 qpx_nrr;
/* 0x1e0*/
	u64 qpx_rdmac;
	u64 qpx_nrpsn;
	u64 qpx_lapsn;
	u64 qpx_lcr;
/* 0x200*/
	u64 qpx_rwc;
	u64 qpx_rwva;
	u64 qpx_rdsi;
	u64 qpx_rdsbc;
/* 0x220*/
	u64 qpx_rqwsize;
	u64 qpx_crmsn;
	u64 qpx_rdd;
	u64 qpx_larpsn;
/* 0x240*/
	u64 qpx_pd;
	u64 qpx_scqn;
	u64 qpx_rcqn;
	u64 qpx_aeqn;
/* 0x260*/
	u64 qpx_aaelog;
	u64 qpx_ram;
	u64 qpx_rdmaqe0;
	u64 qpx_rdmaqe1;
/* 0x280*/
	u64 qpx_rdmaqe2;
	u64 qpx_rdmaqe3;
	u64 qpx_nrpsnhwm;
/* 0x298*/
	u64 reserved[(0x400 - 0x298) / 8];
/* 0x400 extended data */
	u64 reserved_ext[(0x500 - 0x400) / 8];
/* 0x500 */
	u64 reserved2[(0x1000 - 0x500) / 8];
/* 0x1000      */
};

#define QPX_SQADDER EHCA_BMASK_IBM(48, 63)
#define QPX_RQADDER EHCA_BMASK_IBM(48, 63)
#define QPX_AAELOG_RESET_SRQ_LIMIT EHCA_BMASK_IBM(3, 3)

#define QPTEMM_OFFSET(x) offsetof(struct hipz_qptemm, x)

/* MRMWPT Entry Memory Map */
struct hipz_mrmwmm {
	/* 0x00 */
	u64 mrx_hcr;

	u64 mrx_c;
	u64 mrx_herr;
	u64 mrx_aer;
	/* 0x20 */
	u64 mrx_pp;
	u64 reserved1;
	u64 reserved2;
	u64 reserved3;
	/* 0x40 */
	u64 reserved4[(0x200 - 0x40) / 8];
	/* 0x200 */
	u64 mrx_ctl[64];

};

#define MRMWMM_OFFSET(x) offsetof(struct hipz_mrmwmm, x)

struct hipz_qpedmm {
	/* 0x00 */
	u64 reserved0[(0x400) / 8];
	/* 0x400 */
	u64 qpedx_phh;
	u64 qpedx_ppsgp;
	/* 0x410 */
	u64 qpedx_ppsgu;
	u64 qpedx_ppdgp;
	/* 0x420 */
	u64 qpedx_ppdgu;
	u64 qpedx_aph;
	/* 0x430 */
	u64 qpedx_apsgp;
	u64 qpedx_apsgu;
	/* 0x440 */
	u64 qpedx_apdgp;
	u64 qpedx_apdgu;
	/* 0x450 */
	u64 qpedx_apav;
	u64 qpedx_apsav;
	/* 0x460  */
	u64 qpedx_hcr;
	u64 reserved1[4];
	/* 0x488 */
	u64 qpedx_rrl0;
	/* 0x490 */
	u64 qpedx_rrrkey0;
	u64 qpedx_rrva0;
	/* 0x4a0 */
	u64 reserved2;
	u64 qpedx_rrl1;
	/* 0x4b0 */
	u64 qpedx_rrrkey1;
	u64 qpedx_rrva1;
	/* 0x4c0 */
	u64 reserved3;
	u64 qpedx_rrl2;
	/* 0x4d0 */
	u64 qpedx_rrrkey2;
	u64 qpedx_rrva2;
	/* 0x4e0 */
	u64 reserved4;
	u64 qpedx_rrl3;
	/* 0x4f0 */
	u64 qpedx_rrrkey3;
	u64 qpedx_rrva3;
};

#define QPEDMM_OFFSET(x) offsetof(struct hipz_qpedmm, x)

/* CQ Table Entry Memory Map */
struct hipz_cqtemm {
	u64 cqx_hcr;
	u64 cqx_c;
	u64 cqx_herr;
	u64 cqx_aer;
/* 0x20  */
	u64 cqx_ptp;
	u64 cqx_tp;
	u64 cqx_fec;
	u64 cqx_feca;
/* 0x40  */
	u64 cqx_ep;
	u64 cqx_eq;
/* 0x50  */
	u64 reserved1;
	u64 cqx_n0;
/* 0x60  */
	u64 cqx_n1;
	u64 reserved2[(0x1000 - 0x60) / 8];
/* 0x1000 */
};

#define CQX_FEC_CQE_CNT           EHCA_BMASK_IBM(32, 63)
#define CQX_FECADDER              EHCA_BMASK_IBM(32, 63)
#define CQX_N0_GENERATE_SOLICITED_COMP_EVENT EHCA_BMASK_IBM(0, 0)
#define CQX_N1_GENERATE_COMP_EVENT EHCA_BMASK_IBM(0, 0)

#define CQTEMM_OFFSET(x) offsetof(struct hipz_cqtemm, x)

/* EQ Table Entry Memory Map */
struct hipz_eqtemm {
	u64 eqx_hcr;
	u64 eqx_c;

	u64 eqx_herr;
	u64 eqx_aer;
/* 0x20 */
	u64 eqx_ptp;
	u64 eqx_tp;
	u64 eqx_ssba;
	u64 eqx_psba;

/* 0x40 */
	u64 eqx_cec;
	u64 eqx_meql;
	u64 eqx_xisbi;
	u64 eqx_xisc;
/* 0x60 */
	u64 eqx_it;

};

#define EQTEMM_OFFSET(x) offsetof(struct hipz_eqtemm, x)

/* access control defines for MR/MW */
#define HIPZ_ACCESSCTRL_L_WRITE  0x00800000
#define HIPZ_ACCESSCTRL_R_WRITE  0x00400000
#define HIPZ_ACCESSCTRL_R_READ   0x00200000
#define HIPZ_ACCESSCTRL_R_ATOMIC 0x00100000
#define HIPZ_ACCESSCTRL_MW_BIND  0x00080000

/* query hca response block */
struct hipz_query_hca {
	u32 cur_reliable_dg;
	u32 cur_qp;
	u32 cur_cq;
	u32 cur_eq;
	u32 cur_mr;
	u32 cur_mw;
	u32 cur_ee_context;
	u32 cur_mcast_grp;
	u32 cur_qp_attached_mcast_grp;
	u32 reserved1;
	u32 cur_ipv6_qp;
	u32 cur_eth_qp;
	u32 cur_hp_mr;
	u32 reserved2[3];
	u32 max_rd_domain;
	u32 max_qp;
	u32 max_cq;
	u32 max_eq;
	u32 max_mr;
	u32 max_hp_mr;
	u32 max_mw;
	u32 max_mrwpte;
	u32 max_special_mrwpte;
	u32 max_rd_ee_context;
	u32 max_mcast_grp;
	u32 max_total_mcast_qp_attach;
	u32 max_mcast_qp_attach;
	u32 max_raw_ipv6_qp;
	u32 max_raw_ethy_qp;
	u32 internal_clock_frequency;
	u32 max_pd;
	u32 max_ah;
	u32 max_cqe;
	u32 max_wqes_wq;
	u32 max_partitions;
	u32 max_rr_ee_context;
	u32 max_rr_qp;
	u32 max_rr_hca;
	u32 max_act_wqs_ee_context;
	u32 max_act_wqs_qp;
	u32 max_sge;
	u32 max_sge_rd;
	u32 memory_page_size_supported;
	u64 max_mr_size;
	u32 local_ca_ack_delay;
	u32 num_ports;
	u32 vendor_id;
	u32 vendor_part_id;
	u32 hw_ver;
	u64 node_guid;
	u64 hca_cap_indicators;
	u32 data_counter_register_size;
	u32 max_shared_rq;
	u32 max_isns_eq;
	u32 max_neq;
} __attribute__ ((packed));

#define HCA_CAP_AH_PORT_NR_CHECK      EHCA_BMASK_IBM( 0,  0)
#define HCA_CAP_ATOMIC                EHCA_BMASK_IBM( 1,  1)
#define HCA_CAP_AUTO_PATH_MIG         EHCA_BMASK_IBM( 2,  2)
#define HCA_CAP_BAD_P_KEY_CTR         EHCA_BMASK_IBM( 3,  3)
#define HCA_CAP_SQD_RTS_PORT_CHANGE   EHCA_BMASK_IBM( 4,  4)
#define HCA_CAP_CUR_QP_STATE_MOD      EHCA_BMASK_IBM( 5,  5)
#define HCA_CAP_INIT_TYPE             EHCA_BMASK_IBM( 6,  6)
#define HCA_CAP_PORT_ACTIVE_EVENT     EHCA_BMASK_IBM( 7,  7)
#define HCA_CAP_Q_KEY_VIOL_CTR        EHCA_BMASK_IBM( 8,  8)
#define HCA_CAP_WQE_RESIZE            EHCA_BMASK_IBM( 9,  9)
#define HCA_CAP_RAW_PACKET_MCAST      EHCA_BMASK_IBM(10, 10)
#define HCA_CAP_SHUTDOWN_PORT         EHCA_BMASK_IBM(11, 11)
#define HCA_CAP_RC_LL_QP              EHCA_BMASK_IBM(12, 12)
#define HCA_CAP_SRQ                   EHCA_BMASK_IBM(13, 13)
#define HCA_CAP_UD_LL_QP              EHCA_BMASK_IBM(16, 16)
#define HCA_CAP_RESIZE_MR             EHCA_BMASK_IBM(17, 17)
#define HCA_CAP_MINI_QP               EHCA_BMASK_IBM(18, 18)
#define HCA_CAP_H_ALLOC_RES_SYNC      EHCA_BMASK_IBM(19, 19)

/* query port response block */
struct hipz_query_port {
	u32 state;
	u32 bad_pkey_cntr;
	u32 lmc;
	u32 lid;
	u32 subnet_timeout;
	u32 qkey_viol_cntr;
	u32 sm_sl;
	u32 sm_lid;
	u32 capability_mask;
	u32 init_type_reply;
	u32 pkey_tbl_len;
	u32 gid_tbl_len;
	u64 gid_prefix;
	u32 port_nr;
	u16 pkey_entries[16];
	u8  reserved1[32];
	u32 trent_size;
	u32 trbuf_size;
	u64 max_msg_sz;
	u32 max_mtu;
	u32 vl_cap;
	u32 phys_pstate;
	u32 phys_state;
	u32 phys_speed;
	u32 phys_width;
	u8  reserved2[1884];
	u64 guid_entries[255];
} __attribute__ ((packed));

#endif