[v5,09/22] RDMA/irdma: Implement HW Admin Queue OPs

Message ID	20210514141214.2120-10-shiraz.saleem@intel.com (mailing list archive)
State	Superseded
Headers	show Return-Path: <linux-rdma-owner@kernel.org> IronPort-SDR: W7+Y7GPOgDQMKOUcdSY09nziwFS1rh0NNUyJnjJXPzaQQcymtoQaqSeh0z0CL0RnsvVKLPqK2c 0PqiKJSQYWpQ== IronPort-SDR: oT71dlBDcLqAJe+49Tl7nxt21cKJTJZfEGZZGZgd8EV0ttaw4H+n81PUBKQoP7QwMgHU2DCf3e XdAyBUJSvJWA== From: Shiraz Saleem <shiraz.saleem@intel.com> To: dledford@redhat.com, jgg@nvidia.com, kuba@kernel.org, davem@davemloft.net Cc: linux-rdma@vger.kernel.org, netdev@vger.kernel.org, david.m.ertman@intel.com, anthony.l.nguyen@intel.com, Mustafa Ismail <mustafa.ismail@intel.com>, Shiraz Saleem <shiraz.saleem@intel.com> Subject: [PATCH v5 09/22] RDMA/irdma: Implement HW Admin Queue OPs Date: Fri, 14 May 2021 09:12:01 -0500 Message-Id: <20210514141214.2120-10-shiraz.saleem@intel.com> In-Reply-To: <20210514141214.2120-1-shiraz.saleem@intel.com> References: <20210514141214.2120-1-shiraz.saleem@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk
Series	Add Intel Ethernet Protocol Driver for RDMA (irdma) \| expand [v5,00/22] Add Intel Ethernet Protocol Driver for RDMA (irdma) [v5,01/22] iidc: Introduce iidc.h [v5,02/22] ice: Initialize RDMA support [v5,03/22] ice: Implement iidc operations [v5,04/22] ice: Register auxiliary device to provide RDMA [v5,05/22] i40e: Prep i40e header for aux bus conversion [v5,06/22] i40e: Register auxiliary devices to provide RDMA [v5,07/22] RDMA/irdma: Register auxiliary driver and implement private channel OPs [v5,08/22] RDMA/irdma: Implement device initialization definitions [v5,09/22] RDMA/irdma: Implement HW Admin Queue OPs [v5,10/22] RDMA/irdma: Add HMC backing store setup functions [v5,11/22] RDMA/irdma: Add privileged UDA queue implementation [v5,12/22] RDMA/irdma: Add QoS definitions [v5,13/22] RDMA/irdma: Add connection manager [v5,14/22] RDMA/irdma: Add PBLE resource manager [v5,15/22] RDMA/irdma: Implement device supported verb APIs [v5,16/22] RDMA/irdma: Add RoCEv2 UD OP support [v5,17/22] RDMA/irdma: Add user/kernel shared libraries [v5,18/22] RDMA/irdma: Add miscellaneous utility definitions [v5,19/22] RDMA/irdma: Add dynamic tracing for CM [v5,20/22] RDMA/irdma: Add ABI definitions [v5,21/22] RDMA/irdma: Add irdma Kconfig/Makefile and remove i40iw [v5,22/22] RDMA/irdma: Update MAINTAINERS file

diff --git a/drivers/infiniband/hw/irdma/ctrl.c b/drivers/infiniband/hw/irdma/ctrl.c new file mode 100644 index 0000000..5aa1120 --- /dev/null +++ b/drivers/infiniband/hw/irdma/ctrl.c @@ -0,0 +1,5657 @@ +// SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB +/* Copyright (c) 2015 - 2021 Intel Corporation */ +#include "osdep.h" +#include "status.h" +#include "hmc.h" +#include "defs.h" +#include "type.h" +#include "ws.h" +#include "protos.h" + +/** + * irdma_get_qp_from_list - get next qp from a list + * @head: Listhead of qp's + * @qp: current qp + */ +struct irdma_sc_qp *irdma_get_qp_from_list(struct list_head *head, + struct irdma_sc_qp *qp) +{ + struct list_head *lastentry; + struct list_head *entry = NULL; + + if (list_empty(head)) + return NULL; + + if (!qp) { + entry = head->next; + } else { + lastentry = &qp->list; + entry = lastentry->next; + if (entry == head) + return NULL; + } + + return container_of(entry, struct irdma_sc_qp, list); +} + +/** + * irdma_sc_suspend_resume_qps - suspend/resume all qp's on VSI + * @vsi: the VSI struct pointer + * @op: Set to IRDMA_OP_RESUME or IRDMA_OP_SUSPEND + */ +void irdma_sc_suspend_resume_qps(struct irdma_sc_vsi *vsi, u8 op) +{ + struct irdma_sc_qp *qp = NULL; + u8 i; + + for (i = 0; i < IRDMA_MAX_USER_PRIORITY; i++) { + mutex_lock(&vsi->qos[i].qos_mutex); + qp = irdma_get_qp_from_list(&vsi->qos[i].qplist, qp); + while (qp) { + if (op == IRDMA_OP_RESUME) { + if (!qp->dev->ws_add(vsi, i)) { + qp->qs_handle = + vsi->qos[qp->user_pri].qs_handle; + irdma_cqp_qp_suspend_resume(qp, op); + } else { + irdma_cqp_qp_suspend_resume(qp, op); + irdma_modify_qp_to_err(qp); + } + } else if (op == IRDMA_OP_SUSPEND) { + /* issue cqp suspend command */ + if (!irdma_cqp_qp_suspend_resume(qp, op)) + atomic_inc(&vsi->qp_suspend_reqs); + } + qp = irdma_get_qp_from_list(&vsi->qos[i].qplist, qp); + } + mutex_unlock(&vsi->qos[i].qos_mutex); + } +} + +/** + * irdma_change_l2params - given the new l2 parameters, change all qp + * @vsi: RDMA VSI pointer + * @l2params: New parameters from l2 + */ +void irdma_change_l2params(struct irdma_sc_vsi *vsi, + struct irdma_l2params *l2params) +{ + if (l2params->mtu_changed) { + vsi->mtu = l2params->mtu; + if (vsi->ieq) + irdma_reinitialize_ieq(vsi); + } + + if (!l2params->tc_changed) + return; + + vsi->tc_change_pending = false; + irdma_sc_suspend_resume_qps(vsi, IRDMA_OP_RESUME); +} + +/** + * irdma_qp_rem_qos - remove qp from qos lists during destroy qp + * @qp: qp to be removed from qos + */ +void irdma_qp_rem_qos(struct irdma_sc_qp *qp) +{ + struct irdma_sc_vsi *vsi = qp->vsi; + + ibdev_dbg(to_ibdev(qp->dev), + "DCB: DCB: Remove qp[%d] UP[%d] qset[%d] on_qoslist[%d]\n", + qp->qp_uk.qp_id, qp->user_pri, qp->qs_handle, + qp->on_qoslist); + mutex_lock(&vsi->qos[qp->user_pri].qos_mutex); + if (qp->on_qoslist) { + qp->on_qoslist = false; + list_del(&qp->list); + } + mutex_unlock(&vsi->qos[qp->user_pri].qos_mutex); +} + +/** + * irdma_qp_add_qos - called during setctx for qp to be added to qos + * @qp: qp to be added to qos + */ +void irdma_qp_add_qos(struct irdma_sc_qp *qp) +{ + struct irdma_sc_vsi *vsi = qp->vsi; + + ibdev_dbg(to_ibdev(qp->dev), + "DCB: DCB: Add qp[%d] UP[%d] qset[%d] on_qoslist[%d]\n", + qp->qp_uk.qp_id, qp->user_pri, qp->qs_handle, + qp->on_qoslist); + mutex_lock(&vsi->qos[qp->user_pri].qos_mutex); + if (!qp->on_qoslist) { + list_add(&qp->list, &vsi->qos[qp->user_pri].qplist); + qp->on_qoslist = true; + qp->qs_handle = vsi->qos[qp->user_pri].qs_handle; + } + mutex_unlock(&vsi->qos[qp->user_pri].qos_mutex); +} + +/** + * irdma_sc_pd_init - initialize sc pd struct + * @dev: sc device struct + * @pd: sc pd ptr + * @pd_id: pd_id for allocated pd + * @abi_ver: User/Kernel ABI version + */ +void irdma_sc_pd_init(struct irdma_sc_dev *dev, struct irdma_sc_pd *pd, u32 pd_id, + int abi_ver) +{ + pd->pd_id = pd_id; + pd->abi_ver = abi_ver; + pd->dev = dev; +} + +/** + * irdma_sc_add_arp_cache_entry - cqp wqe add arp cache entry + * @cqp: struct for cqp hw + * @info: arp entry information + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code +irdma_sc_add_arp_cache_entry(struct irdma_sc_cqp *cqp, + struct irdma_add_arp_cache_entry_info *info, + u64 scratch, bool post_sq) +{ + __le64 *wqe; + u64 hdr; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + set_64bit_val(wqe, 8, info->reach_max); + set_64bit_val(wqe, 16, ether_addr_to_u64(info->mac_addr)); + + hdr = info->arp_index | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_MANAGE_ARP) | + FIELD_PREP(IRDMA_CQPSQ_MAT_PERMANENT, (info->permanent ? 1 : 0)) | + FIELD_PREP(IRDMA_CQPSQ_MAT_ENTRYVALID, 1) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: ARP_CACHE_ENTRY WQE", DUMP_PREFIX_OFFSET, + 16, 8, wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_del_arp_cache_entry - dele arp cache entry + * @cqp: struct for cqp hw + * @scratch: u64 saved to be used during cqp completion + * @arp_index: arp index to delete arp entry + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code +irdma_sc_del_arp_cache_entry(struct irdma_sc_cqp *cqp, u64 scratch, + u16 arp_index, bool post_sq) +{ + __le64 *wqe; + u64 hdr; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + hdr = arp_index | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_MANAGE_ARP) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: ARP_CACHE_DEL_ENTRY WQE", + DUMP_PREFIX_OFFSET, 16, 8, wqe, + IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_manage_apbvt_entry - for adding and deleting apbvt entries + * @cqp: struct for cqp hw + * @info: info for apbvt entry to add or delete + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code +irdma_sc_manage_apbvt_entry(struct irdma_sc_cqp *cqp, + struct irdma_apbvt_info *info, u64 scratch, + bool post_sq) +{ + __le64 *wqe; + u64 hdr; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 16, info->port); + + hdr = FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_MANAGE_APBVT) | + FIELD_PREP(IRDMA_CQPSQ_MAPT_ADDPORT, info->add) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: MANAGE_APBVT WQE", DUMP_PREFIX_OFFSET, 16, + 8, wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_manage_qhash_table_entry - manage quad hash entries + * @cqp: struct for cqp hw + * @info: info for quad hash to manage + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + * + * This is called before connection establishment is started. + * For passive connections, when listener is created, it will + * call with entry type of IRDMA_QHASH_TYPE_TCP_SYN with local + * ip address and tcp port. When SYN is received (passive + * connections) or sent (active connections), this routine is + * called with entry type of IRDMA_QHASH_TYPE_TCP_ESTABLISHED + * and quad is passed in info. + * + * When iwarp connection is done and its state moves to RTS, the + * quad hash entry in the hardware will point to iwarp's qp + * number and requires no calls from the driver. + */ +static enum irdma_status_code +irdma_sc_manage_qhash_table_entry(struct irdma_sc_cqp *cqp, + struct irdma_qhash_table_info *info, + u64 scratch, bool post_sq) +{ + __le64 *wqe; + u64 qw1 = 0; + u64 qw2 = 0; + u64 temp; + struct irdma_sc_vsi *vsi = info->vsi; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 0, ether_addr_to_u64(info->mac_addr)); + + qw1 = FIELD_PREP(IRDMA_CQPSQ_QHASH_QPN, info->qp_num) | + FIELD_PREP(IRDMA_CQPSQ_QHASH_DEST_PORT, info->dest_port); + if (info->ipv4_valid) { + set_64bit_val(wqe, 48, + FIELD_PREP(IRDMA_CQPSQ_QHASH_ADDR3, info->dest_ip[0])); + } else { + set_64bit_val(wqe, 56, + FIELD_PREP(IRDMA_CQPSQ_QHASH_ADDR0, info->dest_ip[0]) | + FIELD_PREP(IRDMA_CQPSQ_QHASH_ADDR1, info->dest_ip[1])); + + set_64bit_val(wqe, 48, + FIELD_PREP(IRDMA_CQPSQ_QHASH_ADDR2, info->dest_ip[2]) | + FIELD_PREP(IRDMA_CQPSQ_QHASH_ADDR3, info->dest_ip[3])); + } + qw2 = FIELD_PREP(IRDMA_CQPSQ_QHASH_QS_HANDLE, + vsi->qos[info->user_pri].qs_handle); + if (info->vlan_valid) + qw2 |= FIELD_PREP(IRDMA_CQPSQ_QHASH_VLANID, info->vlan_id); + set_64bit_val(wqe, 16, qw2); + if (info->entry_type == IRDMA_QHASH_TYPE_TCP_ESTABLISHED) { + qw1 |= FIELD_PREP(IRDMA_CQPSQ_QHASH_SRC_PORT, info->src_port); + if (!info->ipv4_valid) { + set_64bit_val(wqe, 40, + FIELD_PREP(IRDMA_CQPSQ_QHASH_ADDR0, info->src_ip[0]) | + FIELD_PREP(IRDMA_CQPSQ_QHASH_ADDR1, info->src_ip[1])); + set_64bit_val(wqe, 32, + FIELD_PREP(IRDMA_CQPSQ_QHASH_ADDR2, info->src_ip[2]) | + FIELD_PREP(IRDMA_CQPSQ_QHASH_ADDR3, info->src_ip[3])); + } else { + set_64bit_val(wqe, 32, + FIELD_PREP(IRDMA_CQPSQ_QHASH_ADDR3, info->src_ip[0])); + } + } + + set_64bit_val(wqe, 8, qw1); + temp = FIELD_PREP(IRDMA_CQPSQ_QHASH_WQEVALID, cqp->polarity) | + FIELD_PREP(IRDMA_CQPSQ_QHASH_OPCODE, + IRDMA_CQP_OP_MANAGE_QUAD_HASH_TABLE_ENTRY) | + FIELD_PREP(IRDMA_CQPSQ_QHASH_MANAGE, info->manage) | + FIELD_PREP(IRDMA_CQPSQ_QHASH_IPV4VALID, info->ipv4_valid) | + FIELD_PREP(IRDMA_CQPSQ_QHASH_VLANVALID, info->vlan_valid) | + FIELD_PREP(IRDMA_CQPSQ_QHASH_ENTRYTYPE, info->entry_type); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, temp); + + print_hex_dump_debug("WQE: MANAGE_QHASH WQE", DUMP_PREFIX_OFFSET, 16, + 8, wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_qp_init - initialize qp + * @qp: sc qp + * @info: initialization qp info + */ +enum irdma_status_code irdma_sc_qp_init(struct irdma_sc_qp *qp, + struct irdma_qp_init_info *info) +{ + enum irdma_status_code ret_code; + u32 pble_obj_cnt; + u16 wqe_size; + + if (info->qp_uk_init_info.max_sq_frag_cnt > + info->pd->dev->hw_attrs.uk_attrs.max_hw_wq_frags || + info->qp_uk_init_info.max_rq_frag_cnt > + info->pd->dev->hw_attrs.uk_attrs.max_hw_wq_frags) + return IRDMA_ERR_INVALID_FRAG_COUNT; + + qp->dev = info->pd->dev; + qp->vsi = info->vsi; + qp->ieq_qp = info->vsi->exception_lan_q; + qp->sq_pa = info->sq_pa; + qp->rq_pa = info->rq_pa; + qp->hw_host_ctx_pa = info->host_ctx_pa; + qp->q2_pa = info->q2_pa; + qp->shadow_area_pa = info->shadow_area_pa; + qp->q2_buf = info->q2; + qp->pd = info->pd; + qp->hw_host_ctx = info->host_ctx; + info->qp_uk_init_info.wqe_alloc_db = qp->pd->dev->wqe_alloc_db; + ret_code = irdma_uk_qp_init(&qp->qp_uk, &info->qp_uk_init_info); + if (ret_code) + return ret_code; + + qp->virtual_map = info->virtual_map; + pble_obj_cnt = info->pd->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt; + + if ((info->virtual_map && info->sq_pa >= pble_obj_cnt) || + (info->virtual_map && info->rq_pa >= pble_obj_cnt)) + return IRDMA_ERR_INVALID_PBLE_INDEX; + + qp->llp_stream_handle = (void *)(-1); + qp->hw_sq_size = irdma_get_encoded_wqe_size(qp->qp_uk.sq_ring.size, + IRDMA_QUEUE_TYPE_SQ_RQ); + ibdev_dbg(to_ibdev(qp->dev), + "WQE: hw_sq_size[%04d] sq_ring.size[%04d]\n", + qp->hw_sq_size, qp->qp_uk.sq_ring.size); + if (qp->qp_uk.uk_attrs->hw_rev == IRDMA_GEN_1 && qp->pd->abi_ver > 4) + wqe_size = IRDMA_WQE_SIZE_128; + else + ret_code = irdma_fragcnt_to_wqesize_rq(qp->qp_uk.max_rq_frag_cnt, + &wqe_size); + if (ret_code) + return ret_code; + + qp->hw_rq_size = irdma_get_encoded_wqe_size(qp->qp_uk.rq_size * + (wqe_size / IRDMA_QP_WQE_MIN_SIZE), IRDMA_QUEUE_TYPE_SQ_RQ); + ibdev_dbg(to_ibdev(qp->dev), + "WQE: hw_rq_size[%04d] qp_uk.rq_size[%04d] wqe_size[%04d]\n", + qp->hw_rq_size, qp->qp_uk.rq_size, wqe_size); + qp->sq_tph_val = info->sq_tph_val; + qp->rq_tph_val = info->rq_tph_val; + qp->sq_tph_en = info->sq_tph_en; + qp->rq_tph_en = info->rq_tph_en; + qp->rcv_tph_en = info->rcv_tph_en; + qp->xmit_tph_en = info->xmit_tph_en; + qp->qp_uk.first_sq_wq = info->qp_uk_init_info.first_sq_wq; + qp->qs_handle = qp->vsi->qos[qp->user_pri].qs_handle; + + return 0; +} + +/** + * irdma_sc_qp_create - create qp + * @qp: sc qp + * @info: qp create info + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +enum irdma_status_code irdma_sc_qp_create(struct irdma_sc_qp *qp, struct irdma_create_qp_info *info, + u64 scratch, bool post_sq) +{ + struct irdma_sc_cqp *cqp; + __le64 *wqe; + u64 hdr; + + cqp = qp->dev->cqp; + if (qp->qp_uk.qp_id < cqp->dev->hw_attrs.min_hw_qp_id || + qp->qp_uk.qp_id > (cqp->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_QP].max_cnt - 1)) + return IRDMA_ERR_INVALID_QP_ID; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 16, qp->hw_host_ctx_pa); + set_64bit_val(wqe, 40, qp->shadow_area_pa); + + hdr = qp->qp_uk.qp_id | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_CREATE_QP) | + FIELD_PREP(IRDMA_CQPSQ_QP_ORDVALID, (info->ord_valid ? 1 : 0)) | + FIELD_PREP(IRDMA_CQPSQ_QP_TOECTXVALID, info->tcp_ctx_valid) | + FIELD_PREP(IRDMA_CQPSQ_QP_MACVALID, info->mac_valid) | + FIELD_PREP(IRDMA_CQPSQ_QP_QPTYPE, qp->qp_uk.qp_type) | + FIELD_PREP(IRDMA_CQPSQ_QP_VQ, qp->virtual_map) | + FIELD_PREP(IRDMA_CQPSQ_QP_FORCELOOPBACK, info->force_lpb) | + FIELD_PREP(IRDMA_CQPSQ_QP_CQNUMVALID, info->cq_num_valid) | + FIELD_PREP(IRDMA_CQPSQ_QP_ARPTABIDXVALID, + info->arp_cache_idx_valid) | + FIELD_PREP(IRDMA_CQPSQ_QP_NEXTIWSTATE, info->next_iwarp_state) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: QP_CREATE WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_qp_modify - modify qp cqp wqe + * @qp: sc qp + * @info: modify qp info + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +enum irdma_status_code irdma_sc_qp_modify(struct irdma_sc_qp *qp, + struct irdma_modify_qp_info *info, + u64 scratch, bool post_sq) +{ + __le64 *wqe; + struct irdma_sc_cqp *cqp; + u64 hdr; + u8 term_actions = 0; + u8 term_len = 0; + + cqp = qp->dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + if (info->next_iwarp_state == IRDMA_QP_STATE_TERMINATE) { + if (info->dont_send_fin) + term_actions += IRDMAQP_TERM_SEND_TERM_ONLY; + if (info->dont_send_term) + term_actions += IRDMAQP_TERM_SEND_FIN_ONLY; + if (term_actions == IRDMAQP_TERM_SEND_TERM_AND_FIN || + term_actions == IRDMAQP_TERM_SEND_TERM_ONLY) + term_len = info->termlen; + } + + set_64bit_val(wqe, 8, + FIELD_PREP(IRDMA_CQPSQ_QP_NEWMSS, info->new_mss) | + FIELD_PREP(IRDMA_CQPSQ_QP_TERMLEN, term_len)); + set_64bit_val(wqe, 16, qp->hw_host_ctx_pa); + set_64bit_val(wqe, 40, qp->shadow_area_pa); + + hdr = qp->qp_uk.qp_id | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_MODIFY_QP) | + FIELD_PREP(IRDMA_CQPSQ_QP_ORDVALID, info->ord_valid) | + FIELD_PREP(IRDMA_CQPSQ_QP_TOECTXVALID, info->tcp_ctx_valid) | + FIELD_PREP(IRDMA_CQPSQ_QP_CACHEDVARVALID, + info->cached_var_valid) | + FIELD_PREP(IRDMA_CQPSQ_QP_VQ, qp->virtual_map) | + FIELD_PREP(IRDMA_CQPSQ_QP_FORCELOOPBACK, info->force_lpb) | + FIELD_PREP(IRDMA_CQPSQ_QP_CQNUMVALID, info->cq_num_valid) | + FIELD_PREP(IRDMA_CQPSQ_QP_MACVALID, info->mac_valid) | + FIELD_PREP(IRDMA_CQPSQ_QP_QPTYPE, qp->qp_uk.qp_type) | + FIELD_PREP(IRDMA_CQPSQ_QP_MSSCHANGE, info->mss_change) | + FIELD_PREP(IRDMA_CQPSQ_QP_REMOVEHASHENTRY, + info->remove_hash_idx) | + FIELD_PREP(IRDMA_CQPSQ_QP_TERMACT, term_actions) | + FIELD_PREP(IRDMA_CQPSQ_QP_RESETCON, info->reset_tcp_conn) | + FIELD_PREP(IRDMA_CQPSQ_QP_ARPTABIDXVALID, + info->arp_cache_idx_valid) | + FIELD_PREP(IRDMA_CQPSQ_QP_NEXTIWSTATE, info->next_iwarp_state) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: QP_MODIFY WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_qp_destroy - cqp destroy qp + * @qp: sc qp + * @scratch: u64 saved to be used during cqp completion + * @remove_hash_idx: flag if to remove hash idx + * @ignore_mw_bnd: memory window bind flag + * @post_sq: flag for cqp db to ring + */ +enum irdma_status_code irdma_sc_qp_destroy(struct irdma_sc_qp *qp, u64 scratch, + bool remove_hash_idx, bool ignore_mw_bnd, + bool post_sq) +{ + __le64 *wqe; + struct irdma_sc_cqp *cqp; + u64 hdr; + + cqp = qp->dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 16, qp->hw_host_ctx_pa); + set_64bit_val(wqe, 40, qp->shadow_area_pa); + + hdr = qp->qp_uk.qp_id | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_DESTROY_QP) | + FIELD_PREP(IRDMA_CQPSQ_QP_QPTYPE, qp->qp_uk.qp_type) | + FIELD_PREP(IRDMA_CQPSQ_QP_IGNOREMWBOUND, ignore_mw_bnd) | + FIELD_PREP(IRDMA_CQPSQ_QP_REMOVEHASHENTRY, remove_hash_idx) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: QP_DESTROY WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_get_encoded_ird_size - + * @ird_size: IRD size + * The ird from the connection is rounded to a supported HW setting and then encoded + * for ird_size field of qp_ctx. Consumers are expected to provide valid ird size based + * on hardware attributes. IRD size defaults to a value of 4 in case of invalid input + */ +static u8 irdma_sc_get_encoded_ird_size(u16 ird_size) +{ + switch (ird_size ? + roundup_pow_of_two(2 * ird_size) : 4) { + case 256: + return IRDMA_IRD_HW_SIZE_256; + case 128: + return IRDMA_IRD_HW_SIZE_128; + case 64: + case 32: + return IRDMA_IRD_HW_SIZE_64; + case 16: + case 8: + return IRDMA_IRD_HW_SIZE_16; + case 4: + default: + break; + } + + return IRDMA_IRD_HW_SIZE_4; +} + +/** + * irdma_sc_qp_setctx_roce - set qp's context + * @qp: sc qp + * @qp_ctx: context ptr + * @info: ctx info + */ +void irdma_sc_qp_setctx_roce(struct irdma_sc_qp *qp, __le64 *qp_ctx, + struct irdma_qp_host_ctx_info *info) +{ + struct irdma_roce_offload_info *roce_info; + struct irdma_udp_offload_info *udp; + u8 push_mode_en; + u32 push_idx; + + roce_info = info->roce_info; + udp = info->udp_info; + qp->user_pri = info->user_pri; + if (qp->push_idx == IRDMA_INVALID_PUSH_PAGE_INDEX) { + push_mode_en = 0; + push_idx = 0; + } else { + push_mode_en = 1; + push_idx = qp->push_idx; + } + set_64bit_val(qp_ctx, 0, + FIELD_PREP(IRDMAQPC_RQWQESIZE, qp->qp_uk.rq_wqe_size) | + FIELD_PREP(IRDMAQPC_RCVTPHEN, qp->rcv_tph_en) | + FIELD_PREP(IRDMAQPC_XMITTPHEN, qp->xmit_tph_en) | + FIELD_PREP(IRDMAQPC_RQTPHEN, qp->rq_tph_en) | + FIELD_PREP(IRDMAQPC_SQTPHEN, qp->sq_tph_en) | + FIELD_PREP(IRDMAQPC_PPIDX, push_idx) | + FIELD_PREP(IRDMAQPC_PMENA, push_mode_en) | + FIELD_PREP(IRDMAQPC_PDIDXHI, roce_info->pd_id >> 16) | + FIELD_PREP(IRDMAQPC_DC_TCP_EN, roce_info->dctcp_en) | + FIELD_PREP(IRDMAQPC_ERR_RQ_IDX_VALID, roce_info->err_rq_idx_valid) | + FIELD_PREP(IRDMAQPC_ISQP1, roce_info->is_qp1) | + FIELD_PREP(IRDMAQPC_ROCE_TVER, roce_info->roce_tver) | + FIELD_PREP(IRDMAQPC_IPV4, udp->ipv4) | + FIELD_PREP(IRDMAQPC_INSERTVLANTAG, udp->insert_vlan_tag)); + set_64bit_val(qp_ctx, 8, qp->sq_pa); + set_64bit_val(qp_ctx, 16, qp->rq_pa); + if ((roce_info->dcqcn_en || roce_info->dctcp_en) && + !(udp->tos & 0x03)) + udp->tos |= ECN_CODE_PT_VAL; + set_64bit_val(qp_ctx, 24, + FIELD_PREP(IRDMAQPC_RQSIZE, qp->hw_rq_size) | + FIELD_PREP(IRDMAQPC_SQSIZE, qp->hw_sq_size) | + FIELD_PREP(IRDMAQPC_TTL, udp->ttl) | FIELD_PREP(IRDMAQPC_TOS, udp->tos) | + FIELD_PREP(IRDMAQPC_SRCPORTNUM, udp->src_port) | + FIELD_PREP(IRDMAQPC_DESTPORTNUM, udp->dst_port)); + set_64bit_val(qp_ctx, 32, + FIELD_PREP(IRDMAQPC_DESTIPADDR2, udp->dest_ip_addr[2]) | + FIELD_PREP(IRDMAQPC_DESTIPADDR3, udp->dest_ip_addr[3])); + set_64bit_val(qp_ctx, 40, + FIELD_PREP(IRDMAQPC_DESTIPADDR0, udp->dest_ip_addr[0]) | + FIELD_PREP(IRDMAQPC_DESTIPADDR1, udp->dest_ip_addr[1])); + set_64bit_val(qp_ctx, 48, + FIELD_PREP(IRDMAQPC_SNDMSS, udp->snd_mss) | + FIELD_PREP(IRDMAQPC_VLANTAG, udp->vlan_tag) | + FIELD_PREP(IRDMAQPC_ARPIDX, udp->arp_idx)); + set_64bit_val(qp_ctx, 56, + FIELD_PREP(IRDMAQPC_PKEY, roce_info->p_key) | + FIELD_PREP(IRDMAQPC_PDIDX, roce_info->pd_id) | + FIELD_PREP(IRDMAQPC_ACKCREDITS, roce_info->ack_credits) | + FIELD_PREP(IRDMAQPC_FLOWLABEL, udp->flow_label)); + set_64bit_val(qp_ctx, 64, + FIELD_PREP(IRDMAQPC_QKEY, roce_info->qkey) | + FIELD_PREP(IRDMAQPC_DESTQP, roce_info->dest_qp)); + set_64bit_val(qp_ctx, 80, + FIELD_PREP(IRDMAQPC_PSNNXT, udp->psn_nxt) | + FIELD_PREP(IRDMAQPC_LSN, udp->lsn)); + set_64bit_val(qp_ctx, 88, + FIELD_PREP(IRDMAQPC_EPSN, udp->epsn)); + set_64bit_val(qp_ctx, 96, + FIELD_PREP(IRDMAQPC_PSNMAX, udp->psn_max) | + FIELD_PREP(IRDMAQPC_PSNUNA, udp->psn_una)); + set_64bit_val(qp_ctx, 112, + FIELD_PREP(IRDMAQPC_CWNDROCE, udp->cwnd)); + set_64bit_val(qp_ctx, 128, + FIELD_PREP(IRDMAQPC_ERR_RQ_IDX, roce_info->err_rq_idx) | + FIELD_PREP(IRDMAQPC_RNRNAK_THRESH, udp->rnr_nak_thresh) | + FIELD_PREP(IRDMAQPC_REXMIT_THRESH, udp->rexmit_thresh) | + FIELD_PREP(IRDMAQPC_RTOMIN, roce_info->rtomin)); + set_64bit_val(qp_ctx, 136, + FIELD_PREP(IRDMAQPC_TXCQNUM, info->send_cq_num) | + FIELD_PREP(IRDMAQPC_RXCQNUM, info->rcv_cq_num)); + set_64bit_val(qp_ctx, 144, + FIELD_PREP(IRDMAQPC_STAT_INDEX, info->stats_idx)); + set_64bit_val(qp_ctx, 152, ether_addr_to_u64(roce_info->mac_addr) << 16); + set_64bit_val(qp_ctx, 160, + FIELD_PREP(IRDMAQPC_ORDSIZE, roce_info->ord_size) | + FIELD_PREP(IRDMAQPC_IRDSIZE, irdma_sc_get_encoded_ird_size(roce_info->ird_size)) | + FIELD_PREP(IRDMAQPC_WRRDRSPOK, roce_info->wr_rdresp_en) | + FIELD_PREP(IRDMAQPC_RDOK, roce_info->rd_en) | + FIELD_PREP(IRDMAQPC_USESTATSINSTANCE, info->stats_idx_valid) | + FIELD_PREP(IRDMAQPC_BINDEN, roce_info->bind_en) | + FIELD_PREP(IRDMAQPC_FASTREGEN, roce_info->fast_reg_en) | + FIELD_PREP(IRDMAQPC_DCQCNENABLE, roce_info->dcqcn_en) | + FIELD_PREP(IRDMAQPC_RCVNOICRC, roce_info->rcv_no_icrc) | + FIELD_PREP(IRDMAQPC_FW_CC_ENABLE, roce_info->fw_cc_enable) | + FIELD_PREP(IRDMAQPC_UDPRIVCQENABLE, roce_info->udprivcq_en) | + FIELD_PREP(IRDMAQPC_PRIVEN, roce_info->priv_mode_en) | + FIELD_PREP(IRDMAQPC_TIMELYENABLE, roce_info->timely_en)); + set_64bit_val(qp_ctx, 168, + FIELD_PREP(IRDMAQPC_QPCOMPCTX, info->qp_compl_ctx)); + set_64bit_val(qp_ctx, 176, + FIELD_PREP(IRDMAQPC_SQTPHVAL, qp->sq_tph_val) | + FIELD_PREP(IRDMAQPC_RQTPHVAL, qp->rq_tph_val) | + FIELD_PREP(IRDMAQPC_QSHANDLE, qp->qs_handle)); + set_64bit_val(qp_ctx, 184, + FIELD_PREP(IRDMAQPC_LOCAL_IPADDR3, udp->local_ipaddr[3]) | + FIELD_PREP(IRDMAQPC_LOCAL_IPADDR2, udp->local_ipaddr[2])); + set_64bit_val(qp_ctx, 192, + FIELD_PREP(IRDMAQPC_LOCAL_IPADDR1, udp->local_ipaddr[1]) | + FIELD_PREP(IRDMAQPC_LOCAL_IPADDR0, udp->local_ipaddr[0])); + set_64bit_val(qp_ctx, 200, + FIELD_PREP(IRDMAQPC_THIGH, roce_info->t_high) | + FIELD_PREP(IRDMAQPC_TLOW, roce_info->t_low)); + set_64bit_val(qp_ctx, 208, + FIELD_PREP(IRDMAQPC_REMENDPOINTIDX, info->rem_endpoint_idx)); + + print_hex_dump_debug("WQE: QP_HOST CTX WQE", DUMP_PREFIX_OFFSET, 16, + 8, qp_ctx, IRDMA_QP_CTX_SIZE, false); +} + +/* irdma_sc_alloc_local_mac_entry - allocate a mac entry + * @cqp: struct for cqp hw + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code +irdma_sc_alloc_local_mac_entry(struct irdma_sc_cqp *cqp, u64 scratch, + bool post_sq) +{ + __le64 *wqe; + u64 hdr; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + hdr = FIELD_PREP(IRDMA_CQPSQ_OPCODE, + IRDMA_CQP_OP_ALLOCATE_LOC_MAC_TABLE_ENTRY) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: ALLOCATE_LOCAL_MAC WQE", + DUMP_PREFIX_OFFSET, 16, 8, wqe, + IRDMA_CQP_WQE_SIZE * 8, false); + + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + return 0; +} + +/** + * irdma_sc_add_local_mac_entry - add mac enry + * @cqp: struct for cqp hw + * @info:mac addr info + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code +irdma_sc_add_local_mac_entry(struct irdma_sc_cqp *cqp, + struct irdma_local_mac_entry_info *info, + u64 scratch, bool post_sq) +{ + __le64 *wqe; + u64 header; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 32, ether_addr_to_u64(info->mac_addr)); + + header = FIELD_PREP(IRDMA_CQPSQ_MLM_TABLEIDX, info->entry_idx) | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, + IRDMA_CQP_OP_MANAGE_LOC_MAC_TABLE) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, header); + + print_hex_dump_debug("WQE: ADD_LOCAL_MAC WQE", DUMP_PREFIX_OFFSET, 16, + 8, wqe, IRDMA_CQP_WQE_SIZE * 8, false); + + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + return 0; +} + +/** + * irdma_sc_del_local_mac_entry - cqp wqe to dele local mac + * @cqp: struct for cqp hw + * @scratch: u64 saved to be used during cqp completion + * @entry_idx: index of mac entry + * @ignore_ref_count: to force mac adde delete + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code +irdma_sc_del_local_mac_entry(struct irdma_sc_cqp *cqp, u64 scratch, + u16 entry_idx, u8 ignore_ref_count, bool post_sq) +{ + __le64 *wqe; + u64 header; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + header = FIELD_PREP(IRDMA_CQPSQ_MLM_TABLEIDX, entry_idx) | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, + IRDMA_CQP_OP_MANAGE_LOC_MAC_TABLE) | + FIELD_PREP(IRDMA_CQPSQ_MLM_FREEENTRY, 1) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity) | + FIELD_PREP(IRDMA_CQPSQ_MLM_IGNORE_REF_CNT, ignore_ref_count); + + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, header); + + print_hex_dump_debug("WQE: DEL_LOCAL_MAC_IPADDR WQE", + DUMP_PREFIX_OFFSET, 16, 8, wqe, + IRDMA_CQP_WQE_SIZE * 8, false); + + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + return 0; +} + +/** + * irdma_sc_qp_setctx - set qp's context + * @qp: sc qp + * @qp_ctx: context ptr + * @info: ctx info + */ +void irdma_sc_qp_setctx(struct irdma_sc_qp *qp, __le64 *qp_ctx, + struct irdma_qp_host_ctx_info *info) +{ + struct irdma_iwarp_offload_info *iw; + struct irdma_tcp_offload_info *tcp; + struct irdma_sc_dev *dev; + u8 push_mode_en; + u32 push_idx; + u64 qw0, qw3, qw7 = 0, qw16 = 0; + u64 mac = 0; + + iw = info->iwarp_info; + tcp = info->tcp_info; + dev = qp->dev; + if (iw->rcv_mark_en) { + qp->pfpdu.marker_len = 4; + qp->pfpdu.rcv_start_seq = tcp->rcv_nxt; + } + qp->user_pri = info->user_pri; + if (qp->push_idx == IRDMA_INVALID_PUSH_PAGE_INDEX) { + push_mode_en = 0; + push_idx = 0; + } else { + push_mode_en = 1; + push_idx = qp->push_idx; + } + qw0 = FIELD_PREP(IRDMAQPC_RQWQESIZE, qp->qp_uk.rq_wqe_size) | + FIELD_PREP(IRDMAQPC_RCVTPHEN, qp->rcv_tph_en) | + FIELD_PREP(IRDMAQPC_XMITTPHEN, qp->xmit_tph_en) | + FIELD_PREP(IRDMAQPC_RQTPHEN, qp->rq_tph_en) | + FIELD_PREP(IRDMAQPC_SQTPHEN, qp->sq_tph_en) | + FIELD_PREP(IRDMAQPC_PPIDX, push_idx) | + FIELD_PREP(IRDMAQPC_PMENA, push_mode_en); + + set_64bit_val(qp_ctx, 8, qp->sq_pa); + set_64bit_val(qp_ctx, 16, qp->rq_pa); + + qw3 = FIELD_PREP(IRDMAQPC_RQSIZE, qp->hw_rq_size) | + FIELD_PREP(IRDMAQPC_SQSIZE, qp->hw_sq_size); + if (dev->hw_attrs.uk_attrs.hw_rev == IRDMA_GEN_1) + qw3 |= FIELD_PREP(IRDMAQPC_GEN1_SRCMACADDRIDX, + qp->src_mac_addr_idx); + set_64bit_val(qp_ctx, 136, + FIELD_PREP(IRDMAQPC_TXCQNUM, info->send_cq_num) | + FIELD_PREP(IRDMAQPC_RXCQNUM, info->rcv_cq_num)); + set_64bit_val(qp_ctx, 168, + FIELD_PREP(IRDMAQPC_QPCOMPCTX, info->qp_compl_ctx)); + set_64bit_val(qp_ctx, 176, + FIELD_PREP(IRDMAQPC_SQTPHVAL, qp->sq_tph_val) | + FIELD_PREP(IRDMAQPC_RQTPHVAL, qp->rq_tph_val) | + FIELD_PREP(IRDMAQPC_QSHANDLE, qp->qs_handle) | + FIELD_PREP(IRDMAQPC_EXCEPTION_LAN_QUEUE, qp->ieq_qp)); + if (info->iwarp_info_valid) { + qw0 |= FIELD_PREP(IRDMAQPC_DDP_VER, iw->ddp_ver) | + FIELD_PREP(IRDMAQPC_RDMAP_VER, iw->rdmap_ver) | + FIELD_PREP(IRDMAQPC_DC_TCP_EN, iw->dctcp_en) | + FIELD_PREP(IRDMAQPC_ECN_EN, iw->ecn_en) | + FIELD_PREP(IRDMAQPC_IBRDENABLE, iw->ib_rd_en) | + FIELD_PREP(IRDMAQPC_PDIDXHI, iw->pd_id >> 16) | + FIELD_PREP(IRDMAQPC_ERR_RQ_IDX_VALID, + iw->err_rq_idx_valid); + qw7 |= FIELD_PREP(IRDMAQPC_PDIDX, iw->pd_id); + qw16 |= FIELD_PREP(IRDMAQPC_ERR_RQ_IDX, iw->err_rq_idx) | + FIELD_PREP(IRDMAQPC_RTOMIN, iw->rtomin); + set_64bit_val(qp_ctx, 144, + FIELD_PREP(IRDMAQPC_Q2ADDR, qp->q2_pa >> 8) | + FIELD_PREP(IRDMAQPC_STAT_INDEX, info->stats_idx)); + + if (dev->hw_attrs.uk_attrs.hw_rev >= IRDMA_GEN_2) + mac = ether_addr_to_u64(iw->mac_addr); + + set_64bit_val(qp_ctx, 152, + mac << 16 | FIELD_PREP(IRDMAQPC_LASTBYTESENT, iw->last_byte_sent)); + set_64bit_val(qp_ctx, 160, + FIELD_PREP(IRDMAQPC_ORDSIZE, iw->ord_size) | + FIELD_PREP(IRDMAQPC_IRDSIZE, irdma_sc_get_encoded_ird_size(iw->ird_size)) | + FIELD_PREP(IRDMAQPC_WRRDRSPOK, iw->wr_rdresp_en) | + FIELD_PREP(IRDMAQPC_RDOK, iw->rd_en) | + FIELD_PREP(IRDMAQPC_SNDMARKERS, iw->snd_mark_en) | + FIELD_PREP(IRDMAQPC_BINDEN, iw->bind_en) | + FIELD_PREP(IRDMAQPC_FASTREGEN, iw->fast_reg_en) | + FIELD_PREP(IRDMAQPC_PRIVEN, iw->priv_mode_en) | + FIELD_PREP(IRDMAQPC_USESTATSINSTANCE, info->stats_idx_valid) | + FIELD_PREP(IRDMAQPC_IWARPMODE, 1) | + FIELD_PREP(IRDMAQPC_RCVMARKERS, iw->rcv_mark_en) | + FIELD_PREP(IRDMAQPC_ALIGNHDRS, iw->align_hdrs) | + FIELD_PREP(IRDMAQPC_RCVNOMPACRC, iw->rcv_no_mpa_crc) | + FIELD_PREP(IRDMAQPC_RCVMARKOFFSET, iw->rcv_mark_offset || !tcp ? iw->rcv_mark_offset : tcp->rcv_nxt) | + FIELD_PREP(IRDMAQPC_SNDMARKOFFSET, iw->snd_mark_offset || !tcp ? iw->snd_mark_offset : tcp->snd_nxt) | + FIELD_PREP(IRDMAQPC_TIMELYENABLE, iw->timely_en)); + } + if (info->tcp_info_valid) { + qw0 |= FIELD_PREP(IRDMAQPC_IPV4, tcp->ipv4) | + FIELD_PREP(IRDMAQPC_NONAGLE, tcp->no_nagle) | + FIELD_PREP(IRDMAQPC_INSERTVLANTAG, + tcp->insert_vlan_tag) | + FIELD_PREP(IRDMAQPC_TIMESTAMP, tcp->time_stamp) | + FIELD_PREP(IRDMAQPC_LIMIT, tcp->cwnd_inc_limit) | + FIELD_PREP(IRDMAQPC_DROPOOOSEG, tcp->drop_ooo_seg) | + FIELD_PREP(IRDMAQPC_DUPACK_THRESH, tcp->dup_ack_thresh); + + if ((iw->ecn_en || iw->dctcp_en) && !(tcp->tos & 0x03)) + tcp->tos |= ECN_CODE_PT_VAL; + + qw3 |= FIELD_PREP(IRDMAQPC_TTL, tcp->ttl) | + FIELD_PREP(IRDMAQPC_AVOIDSTRETCHACK, tcp->avoid_stretch_ack) | + FIELD_PREP(IRDMAQPC_TOS, tcp->tos) | + FIELD_PREP(IRDMAQPC_SRCPORTNUM, tcp->src_port) | + FIELD_PREP(IRDMAQPC_DESTPORTNUM, tcp->dst_port); + if (dev->hw_attrs.uk_attrs.hw_rev == IRDMA_GEN_1) { + qw3 |= FIELD_PREP(IRDMAQPC_GEN1_SRCMACADDRIDX, tcp->src_mac_addr_idx); + + qp->src_mac_addr_idx = tcp->src_mac_addr_idx; + } + set_64bit_val(qp_ctx, 32, + FIELD_PREP(IRDMAQPC_DESTIPADDR2, tcp->dest_ip_addr[2]) | + FIELD_PREP(IRDMAQPC_DESTIPADDR3, tcp->dest_ip_addr[3])); + set_64bit_val(qp_ctx, 40, + FIELD_PREP(IRDMAQPC_DESTIPADDR0, tcp->dest_ip_addr[0]) | + FIELD_PREP(IRDMAQPC_DESTIPADDR1, tcp->dest_ip_addr[1])); + set_64bit_val(qp_ctx, 48, + FIELD_PREP(IRDMAQPC_SNDMSS, tcp->snd_mss) | + FIELD_PREP(IRDMAQPC_SYN_RST_HANDLING, tcp->syn_rst_handling) | + FIELD_PREP(IRDMAQPC_VLANTAG, tcp->vlan_tag) | + FIELD_PREP(IRDMAQPC_ARPIDX, tcp->arp_idx)); + qw7 |= FIELD_PREP(IRDMAQPC_FLOWLABEL, tcp->flow_label) | + FIELD_PREP(IRDMAQPC_WSCALE, tcp->wscale) | + FIELD_PREP(IRDMAQPC_IGNORE_TCP_OPT, + tcp->ignore_tcp_opt) | + FIELD_PREP(IRDMAQPC_IGNORE_TCP_UNS_OPT, + tcp->ignore_tcp_uns_opt) | + FIELD_PREP(IRDMAQPC_TCPSTATE, tcp->tcp_state) | + FIELD_PREP(IRDMAQPC_RCVSCALE, tcp->rcv_wscale) | + FIELD_PREP(IRDMAQPC_SNDSCALE, tcp->snd_wscale); + set_64bit_val(qp_ctx, 72, + FIELD_PREP(IRDMAQPC_TIMESTAMP_RECENT, tcp->time_stamp_recent) | + FIELD_PREP(IRDMAQPC_TIMESTAMP_AGE, tcp->time_stamp_age)); + set_64bit_val(qp_ctx, 80, + FIELD_PREP(IRDMAQPC_SNDNXT, tcp->snd_nxt) | + FIELD_PREP(IRDMAQPC_SNDWND, tcp->snd_wnd)); + set_64bit_val(qp_ctx, 88, + FIELD_PREP(IRDMAQPC_RCVNXT, tcp->rcv_nxt) | + FIELD_PREP(IRDMAQPC_RCVWND, tcp->rcv_wnd)); + set_64bit_val(qp_ctx, 96, + FIELD_PREP(IRDMAQPC_SNDMAX, tcp->snd_max) | + FIELD_PREP(IRDMAQPC_SNDUNA, tcp->snd_una)); + set_64bit_val(qp_ctx, 104, + FIELD_PREP(IRDMAQPC_SRTT, tcp->srtt) | + FIELD_PREP(IRDMAQPC_RTTVAR, tcp->rtt_var)); + set_64bit_val(qp_ctx, 112, + FIELD_PREP(IRDMAQPC_SSTHRESH, tcp->ss_thresh) | + FIELD_PREP(IRDMAQPC_CWND, tcp->cwnd)); + set_64bit_val(qp_ctx, 120, + FIELD_PREP(IRDMAQPC_SNDWL1, tcp->snd_wl1) | + FIELD_PREP(IRDMAQPC_SNDWL2, tcp->snd_wl2)); + qw16 |= FIELD_PREP(IRDMAQPC_MAXSNDWND, tcp->max_snd_window) | + FIELD_PREP(IRDMAQPC_REXMIT_THRESH, tcp->rexmit_thresh); + set_64bit_val(qp_ctx, 184, + FIELD_PREP(IRDMAQPC_LOCAL_IPADDR3, tcp->local_ipaddr[3]) | + FIELD_PREP(IRDMAQPC_LOCAL_IPADDR2, tcp->local_ipaddr[2])); + set_64bit_val(qp_ctx, 192, + FIELD_PREP(IRDMAQPC_LOCAL_IPADDR1, tcp->local_ipaddr[1]) | + FIELD_PREP(IRDMAQPC_LOCAL_IPADDR0, tcp->local_ipaddr[0])); + set_64bit_val(qp_ctx, 200, + FIELD_PREP(IRDMAQPC_THIGH, iw->t_high) | + FIELD_PREP(IRDMAQPC_TLOW, iw->t_low)); + set_64bit_val(qp_ctx, 208, + FIELD_PREP(IRDMAQPC_REMENDPOINTIDX, info->rem_endpoint_idx)); + } + + set_64bit_val(qp_ctx, 0, qw0); + set_64bit_val(qp_ctx, 24, qw3); + set_64bit_val(qp_ctx, 56, qw7); + set_64bit_val(qp_ctx, 128, qw16); + + print_hex_dump_debug("WQE: QP_HOST CTX", DUMP_PREFIX_OFFSET, 16, 8, + qp_ctx, IRDMA_QP_CTX_SIZE, false); +} + +/** + * irdma_sc_alloc_stag - mr stag alloc + * @dev: sc device struct + * @info: stag info + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code +irdma_sc_alloc_stag(struct irdma_sc_dev *dev, + struct irdma_allocate_stag_info *info, u64 scratch, + bool post_sq) +{ + __le64 *wqe; + struct irdma_sc_cqp *cqp; + u64 hdr; + enum irdma_page_size page_size; + + if (info->page_size == 0x40000000) + page_size = IRDMA_PAGE_SIZE_1G; + else if (info->page_size == 0x200000) + page_size = IRDMA_PAGE_SIZE_2M; + else + page_size = IRDMA_PAGE_SIZE_4K; + + cqp = dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 8, + FLD_LS_64(dev, info->pd_id, IRDMA_CQPSQ_STAG_PDID) | + FIELD_PREP(IRDMA_CQPSQ_STAG_STAGLEN, info->total_len)); + set_64bit_val(wqe, 16, + FIELD_PREP(IRDMA_CQPSQ_STAG_IDX, info->stag_idx)); + set_64bit_val(wqe, 40, + FIELD_PREP(IRDMA_CQPSQ_STAG_HMCFNIDX, info->hmc_fcn_index)); + + if (info->chunk_size) + set_64bit_val(wqe, 48, + FIELD_PREP(IRDMA_CQPSQ_STAG_FIRSTPMPBLIDX, info->first_pm_pbl_idx)); + + hdr = FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_ALLOC_STAG) | + FIELD_PREP(IRDMA_CQPSQ_STAG_MR, 1) | + FIELD_PREP(IRDMA_CQPSQ_STAG_ARIGHTS, info->access_rights) | + FIELD_PREP(IRDMA_CQPSQ_STAG_LPBLSIZE, info->chunk_size) | + FIELD_PREP(IRDMA_CQPSQ_STAG_HPAGESIZE, page_size) | + FIELD_PREP(IRDMA_CQPSQ_STAG_REMACCENABLED, info->remote_access) | + FIELD_PREP(IRDMA_CQPSQ_STAG_USEHMCFNIDX, info->use_hmc_fcn_index) | + FIELD_PREP(IRDMA_CQPSQ_STAG_USEPFRID, info->use_pf_rid) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: ALLOC_STAG WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_mr_reg_non_shared - non-shared mr registration + * @dev: sc device struct + * @info: mr info + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code +irdma_sc_mr_reg_non_shared(struct irdma_sc_dev *dev, + struct irdma_reg_ns_stag_info *info, u64 scratch, + bool post_sq) +{ + __le64 *wqe; + u64 fbo; + struct irdma_sc_cqp *cqp; + u64 hdr; + u32 pble_obj_cnt; + bool remote_access; + u8 addr_type; + enum irdma_page_size page_size; + + if (info->page_size == 0x40000000) + page_size = IRDMA_PAGE_SIZE_1G; + else if (info->page_size == 0x200000) + page_size = IRDMA_PAGE_SIZE_2M; + else if (info->page_size == 0x1000) + page_size = IRDMA_PAGE_SIZE_4K; + else + return IRDMA_ERR_PARAM; + + if (info->access_rights & (IRDMA_ACCESS_FLAGS_REMOTEREAD_ONLY | + IRDMA_ACCESS_FLAGS_REMOTEWRITE_ONLY)) + remote_access = true; + else + remote_access = false; + + pble_obj_cnt = dev->hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt; + if (info->chunk_size && info->first_pm_pbl_index >= pble_obj_cnt) + return IRDMA_ERR_INVALID_PBLE_INDEX; + + cqp = dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + fbo = info->va & (info->page_size - 1); + + set_64bit_val(wqe, 0, + (info->addr_type == IRDMA_ADDR_TYPE_VA_BASED ? + info->va : fbo)); + set_64bit_val(wqe, 8, + FIELD_PREP(IRDMA_CQPSQ_STAG_STAGLEN, info->total_len) | + FLD_LS_64(dev, info->pd_id, IRDMA_CQPSQ_STAG_PDID)); + set_64bit_val(wqe, 16, + FIELD_PREP(IRDMA_CQPSQ_STAG_KEY, info->stag_key) | + FIELD_PREP(IRDMA_CQPSQ_STAG_IDX, info->stag_idx)); + if (!info->chunk_size) { + set_64bit_val(wqe, 32, info->reg_addr_pa); + set_64bit_val(wqe, 48, 0); + } else { + set_64bit_val(wqe, 32, 0); + set_64bit_val(wqe, 48, + FIELD_PREP(IRDMA_CQPSQ_STAG_FIRSTPMPBLIDX, info->first_pm_pbl_index)); + } + set_64bit_val(wqe, 40, info->hmc_fcn_index); + set_64bit_val(wqe, 56, 0); + + addr_type = (info->addr_type == IRDMA_ADDR_TYPE_VA_BASED) ? 1 : 0; + hdr = FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_REG_MR) | + FIELD_PREP(IRDMA_CQPSQ_STAG_MR, 1) | + FIELD_PREP(IRDMA_CQPSQ_STAG_LPBLSIZE, info->chunk_size) | + FIELD_PREP(IRDMA_CQPSQ_STAG_HPAGESIZE, page_size) | + FIELD_PREP(IRDMA_CQPSQ_STAG_ARIGHTS, info->access_rights) | + FIELD_PREP(IRDMA_CQPSQ_STAG_REMACCENABLED, remote_access) | + FIELD_PREP(IRDMA_CQPSQ_STAG_VABASEDTO, addr_type) | + FIELD_PREP(IRDMA_CQPSQ_STAG_USEHMCFNIDX, info->use_hmc_fcn_index) | + FIELD_PREP(IRDMA_CQPSQ_STAG_USEPFRID, info->use_pf_rid) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: MR_REG_NS WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_dealloc_stag - deallocate stag + * @dev: sc device struct + * @info: dealloc stag info + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code +irdma_sc_dealloc_stag(struct irdma_sc_dev *dev, + struct irdma_dealloc_stag_info *info, u64 scratch, + bool post_sq) +{ + u64 hdr; + __le64 *wqe; + struct irdma_sc_cqp *cqp; + + cqp = dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 8, + FLD_LS_64(dev, info->pd_id, IRDMA_CQPSQ_STAG_PDID)); + set_64bit_val(wqe, 16, + FIELD_PREP(IRDMA_CQPSQ_STAG_IDX, info->stag_idx)); + + hdr = FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_DEALLOC_STAG) | + FIELD_PREP(IRDMA_CQPSQ_STAG_MR, info->mr) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: DEALLOC_STAG WQE", DUMP_PREFIX_OFFSET, 16, + 8, wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_mw_alloc - mw allocate + * @dev: sc device struct + * @info: memory window allocation information + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code +irdma_sc_mw_alloc(struct irdma_sc_dev *dev, struct irdma_mw_alloc_info *info, + u64 scratch, bool post_sq) +{ + u64 hdr; + struct irdma_sc_cqp *cqp; + __le64 *wqe; + + cqp = dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 8, + FLD_LS_64(dev, info->pd_id, IRDMA_CQPSQ_STAG_PDID)); + set_64bit_val(wqe, 16, + FIELD_PREP(IRDMA_CQPSQ_STAG_IDX, info->mw_stag_index)); + + hdr = FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_ALLOC_STAG) | + FIELD_PREP(IRDMA_CQPSQ_STAG_MWTYPE, info->mw_wide) | + FIELD_PREP(IRDMA_CQPSQ_STAG_MW1_BIND_DONT_VLDT_KEY, + info->mw1_bind_dont_vldt_key) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: MW_ALLOC WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_mr_fast_register - Posts RDMA fast register mr WR to iwarp qp + * @qp: sc qp struct + * @info: fast mr info + * @post_sq: flag for cqp db to ring + */ +enum irdma_status_code +irdma_sc_mr_fast_register(struct irdma_sc_qp *qp, + struct irdma_fast_reg_stag_info *info, bool post_sq) +{ + u64 temp, hdr; + __le64 *wqe; + u32 wqe_idx; + enum irdma_page_size page_size; + struct irdma_post_sq_info sq_info = {}; + + if (info->page_size == 0x40000000) + page_size = IRDMA_PAGE_SIZE_1G; + else if (info->page_size == 0x200000) + page_size = IRDMA_PAGE_SIZE_2M; + else + page_size = IRDMA_PAGE_SIZE_4K; + + sq_info.wr_id = info->wr_id; + sq_info.signaled = info->signaled; + sq_info.push_wqe = info->push_wqe; + + wqe = irdma_qp_get_next_send_wqe(&qp->qp_uk, &wqe_idx, + IRDMA_QP_WQE_MIN_QUANTA, 0, &sq_info); + if (!wqe) + return IRDMA_ERR_QP_TOOMANY_WRS_POSTED; + + irdma_clr_wqes(&qp->qp_uk, wqe_idx); + + ibdev_dbg(to_ibdev(qp->dev), + "MR: wr_id[%llxh] wqe_idx[%04d] location[%p]\n", + info->wr_id, wqe_idx, + &qp->qp_uk.sq_wrtrk_array[wqe_idx].wrid); + + temp = (info->addr_type == IRDMA_ADDR_TYPE_VA_BASED) ? + (uintptr_t)info->va : info->fbo; + set_64bit_val(wqe, 0, temp); + + temp = FIELD_GET(IRDMAQPSQ_FIRSTPMPBLIDXHI, + info->first_pm_pbl_index >> 16); + set_64bit_val(wqe, 8, + FIELD_PREP(IRDMAQPSQ_FIRSTPMPBLIDXHI, temp) | + FIELD_PREP(IRDMAQPSQ_PBLADDR >> IRDMA_HW_PAGE_SHIFT, info->reg_addr_pa)); + set_64bit_val(wqe, 16, + info->total_len | + FIELD_PREP(IRDMAQPSQ_FIRSTPMPBLIDXLO, info->first_pm_pbl_index)); + + hdr = FIELD_PREP(IRDMAQPSQ_STAGKEY, info->stag_key) | + FIELD_PREP(IRDMAQPSQ_STAGINDEX, info->stag_idx) | + FIELD_PREP(IRDMAQPSQ_OPCODE, IRDMAQP_OP_FAST_REGISTER) | + FIELD_PREP(IRDMAQPSQ_LPBLSIZE, info->chunk_size) | + FIELD_PREP(IRDMAQPSQ_HPAGESIZE, page_size) | + FIELD_PREP(IRDMAQPSQ_STAGRIGHTS, info->access_rights) | + FIELD_PREP(IRDMAQPSQ_VABASEDTO, info->addr_type) | + FIELD_PREP(IRDMAQPSQ_PUSHWQE, (sq_info.push_wqe ? 1 : 0)) | + FIELD_PREP(IRDMAQPSQ_READFENCE, info->read_fence) | + FIELD_PREP(IRDMAQPSQ_LOCALFENCE, info->local_fence) | + FIELD_PREP(IRDMAQPSQ_SIGCOMPL, info->signaled) | + FIELD_PREP(IRDMAQPSQ_VALID, qp->qp_uk.swqe_polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: FAST_REG WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_QP_WQE_MIN_SIZE, false); + if (sq_info.push_wqe) { + irdma_qp_push_wqe(&qp->qp_uk, wqe, IRDMA_QP_WQE_MIN_QUANTA, + wqe_idx, post_sq); + } else { + if (post_sq) + irdma_uk_qp_post_wr(&qp->qp_uk); + } + + return 0; +} + +/** + * irdma_sc_gen_rts_ae - request AE generated after RTS + * @qp: sc qp struct + */ +static void irdma_sc_gen_rts_ae(struct irdma_sc_qp *qp) +{ + __le64 *wqe; + u64 hdr; + struct irdma_qp_uk *qp_uk; + + qp_uk = &qp->qp_uk; + + wqe = qp_uk->sq_base[1].elem; + + hdr = FIELD_PREP(IRDMAQPSQ_OPCODE, IRDMAQP_OP_NOP) | + FIELD_PREP(IRDMAQPSQ_LOCALFENCE, 1) | + FIELD_PREP(IRDMAQPSQ_VALID, qp->qp_uk.swqe_polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + print_hex_dump_debug("QP: NOP W/LOCAL FENCE WQE", DUMP_PREFIX_OFFSET, + 16, 8, wqe, IRDMA_QP_WQE_MIN_SIZE, false); + + wqe = qp_uk->sq_base[2].elem; + hdr = FIELD_PREP(IRDMAQPSQ_OPCODE, IRDMAQP_OP_GEN_RTS_AE) | + FIELD_PREP(IRDMAQPSQ_VALID, qp->qp_uk.swqe_polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + print_hex_dump_debug("QP: CONN EST WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_QP_WQE_MIN_SIZE, false); +} + +/** + * irdma_sc_send_lsmm - send last streaming mode message + * @qp: sc qp struct + * @lsmm_buf: buffer with lsmm message + * @size: size of lsmm buffer + * @stag: stag of lsmm buffer + */ +void irdma_sc_send_lsmm(struct irdma_sc_qp *qp, void *lsmm_buf, u32 size, + irdma_stag stag) +{ + __le64 *wqe; + u64 hdr; + struct irdma_qp_uk *qp_uk; + + qp_uk = &qp->qp_uk; + wqe = qp_uk->sq_base->elem; + + set_64bit_val(wqe, 0, (uintptr_t)lsmm_buf); + if (qp->qp_uk.uk_attrs->hw_rev == IRDMA_GEN_1) { + set_64bit_val(wqe, 8, + FIELD_PREP(IRDMAQPSQ_GEN1_FRAG_LEN, size) | + FIELD_PREP(IRDMAQPSQ_GEN1_FRAG_STAG, stag)); + } else { + set_64bit_val(wqe, 8, + FIELD_PREP(IRDMAQPSQ_FRAG_LEN, size) | + FIELD_PREP(IRDMAQPSQ_FRAG_STAG, stag) | + FIELD_PREP(IRDMAQPSQ_VALID, qp->qp_uk.swqe_polarity)); + } + set_64bit_val(wqe, 16, 0); + + hdr = FIELD_PREP(IRDMAQPSQ_OPCODE, IRDMAQP_OP_RDMA_SEND) | + FIELD_PREP(IRDMAQPSQ_STREAMMODE, 1) | + FIELD_PREP(IRDMAQPSQ_WAITFORRCVPDU, 1) | + FIELD_PREP(IRDMAQPSQ_VALID, qp->qp_uk.swqe_polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: SEND_LSMM WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_QP_WQE_MIN_SIZE, false); + + if (qp->dev->hw_attrs.uk_attrs.feature_flags & IRDMA_FEATURE_RTS_AE) + irdma_sc_gen_rts_ae(qp); +} + +/** + * irdma_sc_send_lsmm_nostag - for privilege qp + * @qp: sc qp struct + * @lsmm_buf: buffer with lsmm message + * @size: size of lsmm buffer + */ +void irdma_sc_send_lsmm_nostag(struct irdma_sc_qp *qp, void *lsmm_buf, u32 size) +{ + __le64 *wqe; + u64 hdr; + struct irdma_qp_uk *qp_uk; + + qp_uk = &qp->qp_uk; + wqe = qp_uk->sq_base->elem; + + set_64bit_val(wqe, 0, (uintptr_t)lsmm_buf); + + if (qp->qp_uk.uk_attrs->hw_rev == IRDMA_GEN_1) + set_64bit_val(wqe, 8, + FIELD_PREP(IRDMAQPSQ_GEN1_FRAG_LEN, size)); + else + set_64bit_val(wqe, 8, + FIELD_PREP(IRDMAQPSQ_FRAG_LEN, size) | + FIELD_PREP(IRDMAQPSQ_VALID, qp->qp_uk.swqe_polarity)); + set_64bit_val(wqe, 16, 0); + + hdr = FIELD_PREP(IRDMAQPSQ_OPCODE, IRDMAQP_OP_RDMA_SEND) | + FIELD_PREP(IRDMAQPSQ_STREAMMODE, 1) | + FIELD_PREP(IRDMAQPSQ_WAITFORRCVPDU, 1) | + FIELD_PREP(IRDMAQPSQ_VALID, qp->qp_uk.swqe_polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: SEND_LSMM_NOSTAG WQE", DUMP_PREFIX_OFFSET, + 16, 8, wqe, IRDMA_QP_WQE_MIN_SIZE, false); +} + +/** + * irdma_sc_send_rtt - send last read0 or write0 + * @qp: sc qp struct + * @read: Do read0 or write0 + */ +void irdma_sc_send_rtt(struct irdma_sc_qp *qp, bool read) +{ + __le64 *wqe; + u64 hdr; + struct irdma_qp_uk *qp_uk; + + qp_uk = &qp->qp_uk; + wqe = qp_uk->sq_base->elem; + + set_64bit_val(wqe, 0, 0); + set_64bit_val(wqe, 16, 0); + if (read) { + if (qp->qp_uk.uk_attrs->hw_rev == IRDMA_GEN_1) { + set_64bit_val(wqe, 8, + FIELD_PREP(IRDMAQPSQ_GEN1_FRAG_STAG, 0xabcd)); + } else { + set_64bit_val(wqe, 8, + (u64)0xabcd | FIELD_PREP(IRDMAQPSQ_VALID, qp->qp_uk.swqe_polarity)); + } + hdr = FIELD_PREP(IRDMAQPSQ_REMSTAG, 0x1234) | + FIELD_PREP(IRDMAQPSQ_OPCODE, IRDMAQP_OP_RDMA_READ) | + FIELD_PREP(IRDMAQPSQ_VALID, qp->qp_uk.swqe_polarity); + + } else { + if (qp->qp_uk.uk_attrs->hw_rev == IRDMA_GEN_1) { + set_64bit_val(wqe, 8, 0); + } else { + set_64bit_val(wqe, 8, + FIELD_PREP(IRDMAQPSQ_VALID, qp->qp_uk.swqe_polarity)); + } + hdr = FIELD_PREP(IRDMAQPSQ_OPCODE, IRDMAQP_OP_RDMA_WRITE) | + FIELD_PREP(IRDMAQPSQ_VALID, qp->qp_uk.swqe_polarity); + } + + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: RTR WQE", DUMP_PREFIX_OFFSET, 16, 8, wqe, + IRDMA_QP_WQE_MIN_SIZE, false); + + if (qp->dev->hw_attrs.uk_attrs.feature_flags & IRDMA_FEATURE_RTS_AE) + irdma_sc_gen_rts_ae(qp); +} + +/** + * irdma_iwarp_opcode - determine if incoming is rdma layer + * @info: aeq info for the packet + * @pkt: packet for error + */ +static u32 irdma_iwarp_opcode(struct irdma_aeqe_info *info, u8 *pkt) +{ + __be16 *mpa; + u32 opcode = 0xffffffff; + + if (info->q2_data_written) { + mpa = (__be16 *)pkt; + opcode = ntohs(mpa[1]) & 0xf; + } + + return opcode; +} + +/** + * irdma_locate_mpa - return pointer to mpa in the pkt + * @pkt: packet with data + */ +static u8 *irdma_locate_mpa(u8 *pkt) +{ + /* skip over ethernet header */ + pkt += IRDMA_MAC_HLEN; + + /* Skip over IP and TCP headers */ + pkt += 4 * (pkt[0] & 0x0f); + pkt += 4 * ((pkt[12] >> 4) & 0x0f); + + return pkt; +} + +/** + * irdma_bld_termhdr_ctrl - setup terminate hdr control fields + * @qp: sc qp ptr for pkt + * @hdr: term hdr + * @opcode: flush opcode for termhdr + * @layer_etype: error layer + error type + * @err: error cod ein the header + */ +static void irdma_bld_termhdr_ctrl(struct irdma_sc_qp *qp, + struct irdma_terminate_hdr *hdr, + enum irdma_flush_opcode opcode, + u8 layer_etype, u8 err) +{ + qp->flush_code = opcode; + hdr->layer_etype = layer_etype; + hdr->error_code = err; +} + +/** + * irdma_bld_termhdr_ddp_rdma - setup ddp and rdma hdrs in terminate hdr + * @pkt: ptr to mpa in offending pkt + * @hdr: term hdr + * @copy_len: offending pkt length to be copied to term hdr + * @is_tagged: DDP tagged or untagged + */ +static void irdma_bld_termhdr_ddp_rdma(u8 *pkt, struct irdma_terminate_hdr *hdr, + int *copy_len, u8 *is_tagged) +{ + u16 ddp_seg_len; + + ddp_seg_len = ntohs(*(__be16 *)pkt); + if (ddp_seg_len) { + *copy_len = 2; + hdr->hdrct = DDP_LEN_FLAG; + if (pkt[2] & 0x80) { + *is_tagged = 1; + if (ddp_seg_len >= TERM_DDP_LEN_TAGGED) { + *copy_len += TERM_DDP_LEN_TAGGED; + hdr->hdrct |= DDP_HDR_FLAG; + } + } else { + if (ddp_seg_len >= TERM_DDP_LEN_UNTAGGED) { + *copy_len += TERM_DDP_LEN_UNTAGGED; + hdr->hdrct |= DDP_HDR_FLAG; + } + if (ddp_seg_len >= (TERM_DDP_LEN_UNTAGGED + TERM_RDMA_LEN) && + ((pkt[3] & RDMA_OPCODE_M) == RDMA_READ_REQ_OPCODE)) { + *copy_len += TERM_RDMA_LEN; + hdr->hdrct |= RDMA_HDR_FLAG; + } + } + } +} + +/** + * irdma_bld_terminate_hdr - build terminate message header + * @qp: qp associated with received terminate AE + * @info: the struct contiaing AE information + */ +static int irdma_bld_terminate_hdr(struct irdma_sc_qp *qp, + struct irdma_aeqe_info *info) +{ + u8 *pkt = qp->q2_buf + Q2_BAD_FRAME_OFFSET; + int copy_len = 0; + u8 is_tagged = 0; + u32 opcode; + struct irdma_terminate_hdr *termhdr; + + termhdr = (struct irdma_terminate_hdr *)qp->q2_buf; + memset(termhdr, 0, Q2_BAD_FRAME_OFFSET); + + if (info->q2_data_written) { + pkt = irdma_locate_mpa(pkt); + irdma_bld_termhdr_ddp_rdma(pkt, termhdr, &copy_len, &is_tagged); + } + + opcode = irdma_iwarp_opcode(info, pkt); + qp->event_type = IRDMA_QP_EVENT_CATASTROPHIC; + qp->sq_flush_code = info->sq; + qp->rq_flush_code = info->rq; + + switch (info->ae_id) { + case IRDMA_AE_AMP_UNALLOCATED_STAG: + qp->event_type = IRDMA_QP_EVENT_ACCESS_ERR; + if (opcode == IRDMA_OP_TYPE_RDMA_WRITE) + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_PROT_ERR, + (LAYER_DDP << 4) | DDP_TAGGED_BUF, + DDP_TAGGED_INV_STAG); + else + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_REM_ACCESS_ERR, + (LAYER_RDMA << 4) | RDMAP_REMOTE_PROT, + RDMAP_INV_STAG); + break; + case IRDMA_AE_AMP_BOUNDS_VIOLATION: + qp->event_type = IRDMA_QP_EVENT_ACCESS_ERR; + if (info->q2_data_written) + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_PROT_ERR, + (LAYER_DDP << 4) | DDP_TAGGED_BUF, + DDP_TAGGED_BOUNDS); + else + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_REM_ACCESS_ERR, + (LAYER_RDMA << 4) | RDMAP_REMOTE_PROT, + RDMAP_INV_BOUNDS); + break; + case IRDMA_AE_AMP_BAD_PD: + switch (opcode) { + case IRDMA_OP_TYPE_RDMA_WRITE: + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_PROT_ERR, + (LAYER_DDP << 4) | DDP_TAGGED_BUF, + DDP_TAGGED_UNASSOC_STAG); + break; + case IRDMA_OP_TYPE_SEND_INV: + case IRDMA_OP_TYPE_SEND_SOL_INV: + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_REM_ACCESS_ERR, + (LAYER_RDMA << 4) | RDMAP_REMOTE_PROT, + RDMAP_CANT_INV_STAG); + break; + default: + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_REM_ACCESS_ERR, + (LAYER_RDMA << 4) | RDMAP_REMOTE_PROT, + RDMAP_UNASSOC_STAG); + } + break; + case IRDMA_AE_AMP_INVALID_STAG: + qp->event_type = IRDMA_QP_EVENT_ACCESS_ERR; + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_REM_ACCESS_ERR, + (LAYER_RDMA << 4) | RDMAP_REMOTE_PROT, + RDMAP_INV_STAG); + break; + case IRDMA_AE_AMP_BAD_QP: + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_LOC_QP_OP_ERR, + (LAYER_DDP << 4) | DDP_UNTAGGED_BUF, + DDP_UNTAGGED_INV_QN); + break; + case IRDMA_AE_AMP_BAD_STAG_KEY: + case IRDMA_AE_AMP_BAD_STAG_INDEX: + qp->event_type = IRDMA_QP_EVENT_ACCESS_ERR; + switch (opcode) { + case IRDMA_OP_TYPE_SEND_INV: + case IRDMA_OP_TYPE_SEND_SOL_INV: + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_REM_OP_ERR, + (LAYER_RDMA << 4) | RDMAP_REMOTE_OP, + RDMAP_CANT_INV_STAG); + break; + default: + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_REM_ACCESS_ERR, + (LAYER_RDMA << 4) | RDMAP_REMOTE_OP, + RDMAP_INV_STAG); + } + break; + case IRDMA_AE_AMP_RIGHTS_VIOLATION: + case IRDMA_AE_AMP_INVALIDATE_NO_REMOTE_ACCESS_RIGHTS: + case IRDMA_AE_PRIV_OPERATION_DENIED: + qp->event_type = IRDMA_QP_EVENT_ACCESS_ERR; + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_REM_ACCESS_ERR, + (LAYER_RDMA << 4) | RDMAP_REMOTE_PROT, + RDMAP_ACCESS); + break; + case IRDMA_AE_AMP_TO_WRAP: + qp->event_type = IRDMA_QP_EVENT_ACCESS_ERR; + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_REM_ACCESS_ERR, + (LAYER_RDMA << 4) | RDMAP_REMOTE_PROT, + RDMAP_TO_WRAP); + break; + case IRDMA_AE_LLP_RECEIVED_MPA_CRC_ERROR: + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_GENERAL_ERR, + (LAYER_MPA << 4) | DDP_LLP, MPA_CRC); + break; + case IRDMA_AE_LLP_SEGMENT_TOO_SMALL: + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_LOC_LEN_ERR, + (LAYER_DDP << 4) | DDP_CATASTROPHIC, + DDP_CATASTROPHIC_LOCAL); + break; + case IRDMA_AE_LCE_QP_CATASTROPHIC: + case IRDMA_AE_DDP_NO_L_BIT: + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_FATAL_ERR, + (LAYER_DDP << 4) | DDP_CATASTROPHIC, + DDP_CATASTROPHIC_LOCAL); + break; + case IRDMA_AE_DDP_INVALID_MSN_GAP_IN_MSN: + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_GENERAL_ERR, + (LAYER_DDP << 4) | DDP_UNTAGGED_BUF, + DDP_UNTAGGED_INV_MSN_RANGE); + break; + case IRDMA_AE_DDP_UBE_DDP_MESSAGE_TOO_LONG_FOR_AVAILABLE_BUFFER: + qp->event_type = IRDMA_QP_EVENT_ACCESS_ERR; + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_LOC_LEN_ERR, + (LAYER_DDP << 4) | DDP_UNTAGGED_BUF, + DDP_UNTAGGED_INV_TOO_LONG); + break; + case IRDMA_AE_DDP_UBE_INVALID_DDP_VERSION: + if (is_tagged) + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_GENERAL_ERR, + (LAYER_DDP << 4) | DDP_TAGGED_BUF, + DDP_TAGGED_INV_DDP_VER); + else + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_GENERAL_ERR, + (LAYER_DDP << 4) | DDP_UNTAGGED_BUF, + DDP_UNTAGGED_INV_DDP_VER); + break; + case IRDMA_AE_DDP_UBE_INVALID_MO: + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_GENERAL_ERR, + (LAYER_DDP << 4) | DDP_UNTAGGED_BUF, + DDP_UNTAGGED_INV_MO); + break; + case IRDMA_AE_DDP_UBE_INVALID_MSN_NO_BUFFER_AVAILABLE: + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_REM_OP_ERR, + (LAYER_DDP << 4) | DDP_UNTAGGED_BUF, + DDP_UNTAGGED_INV_MSN_NO_BUF); + break; + case IRDMA_AE_DDP_UBE_INVALID_QN: + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_GENERAL_ERR, + (LAYER_DDP << 4) | DDP_UNTAGGED_BUF, + DDP_UNTAGGED_INV_QN); + break; + case IRDMA_AE_RDMAP_ROE_INVALID_RDMAP_VERSION: + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_GENERAL_ERR, + (LAYER_RDMA << 4) | RDMAP_REMOTE_OP, + RDMAP_INV_RDMAP_VER); + break; + default: + irdma_bld_termhdr_ctrl(qp, termhdr, FLUSH_FATAL_ERR, + (LAYER_RDMA << 4) | RDMAP_REMOTE_OP, + RDMAP_UNSPECIFIED); + break; + } + + if (copy_len) + memcpy(termhdr + 1, pkt, copy_len); + + return sizeof(struct irdma_terminate_hdr) + copy_len; +} + +/** + * irdma_terminate_send_fin() - Send fin for terminate message + * @qp: qp associated with received terminate AE + */ +void irdma_terminate_send_fin(struct irdma_sc_qp *qp) +{ + irdma_term_modify_qp(qp, IRDMA_QP_STATE_TERMINATE, + IRDMAQP_TERM_SEND_FIN_ONLY, 0); +} + +/** + * irdma_terminate_connection() - Bad AE and send terminate to remote QP + * @qp: qp associated with received terminate AE + * @info: the struct contiaing AE information + */ +void irdma_terminate_connection(struct irdma_sc_qp *qp, + struct irdma_aeqe_info *info) +{ + u8 termlen = 0; + + if (qp->term_flags & IRDMA_TERM_SENT) + return; + + termlen = irdma_bld_terminate_hdr(qp, info); + irdma_terminate_start_timer(qp); + qp->term_flags |= IRDMA_TERM_SENT; + irdma_term_modify_qp(qp, IRDMA_QP_STATE_TERMINATE, + IRDMAQP_TERM_SEND_TERM_ONLY, termlen); +} + +/** + * irdma_terminate_received - handle terminate received AE + * @qp: qp associated with received terminate AE + * @info: the struct contiaing AE information + */ +void irdma_terminate_received(struct irdma_sc_qp *qp, + struct irdma_aeqe_info *info) +{ + u8 *pkt = qp->q2_buf + Q2_BAD_FRAME_OFFSET; + __be32 *mpa; + u8 ddp_ctl; + u8 rdma_ctl; + u16 aeq_id = 0; + struct irdma_terminate_hdr *termhdr; + + mpa = (__be32 *)irdma_locate_mpa(pkt); + if (info->q2_data_written) { + /* did not validate the frame - do it now */ + ddp_ctl = (ntohl(mpa[0]) >> 8) & 0xff; + rdma_ctl = ntohl(mpa[0]) & 0xff; + if ((ddp_ctl & 0xc0) != 0x40) + aeq_id = IRDMA_AE_LCE_QP_CATASTROPHIC; + else if ((ddp_ctl & 0x03) != 1) + aeq_id = IRDMA_AE_DDP_UBE_INVALID_DDP_VERSION; + else if (ntohl(mpa[2]) != 2) + aeq_id = IRDMA_AE_DDP_UBE_INVALID_QN; + else if (ntohl(mpa[3]) != 1) + aeq_id = IRDMA_AE_DDP_INVALID_MSN_GAP_IN_MSN; + else if (ntohl(mpa[4]) != 0) + aeq_id = IRDMA_AE_DDP_UBE_INVALID_MO; + else if ((rdma_ctl & 0xc0) != 0x40) + aeq_id = IRDMA_AE_RDMAP_ROE_INVALID_RDMAP_VERSION; + + info->ae_id = aeq_id; + if (info->ae_id) { + /* Bad terminate recvd - send back a terminate */ + irdma_terminate_connection(qp, info); + return; + } + } + + qp->term_flags |= IRDMA_TERM_RCVD; + qp->event_type = IRDMA_QP_EVENT_CATASTROPHIC; + termhdr = (struct irdma_terminate_hdr *)&mpa[5]; + if (termhdr->layer_etype == RDMAP_REMOTE_PROT || + termhdr->layer_etype == RDMAP_REMOTE_OP) { + irdma_terminate_done(qp, 0); + } else { + irdma_terminate_start_timer(qp); + irdma_terminate_send_fin(qp); + } +} + +static enum irdma_status_code irdma_null_ws_add(struct irdma_sc_vsi *vsi, + u8 user_pri) +{ + return 0; +} + +static void irdma_null_ws_remove(struct irdma_sc_vsi *vsi, u8 user_pri) +{ + /* do nothing */ +} + +static void irdma_null_ws_reset(struct irdma_sc_vsi *vsi) +{ + /* do nothing */ +} + +/** + * irdma_sc_vsi_init - Init the vsi structure + * @vsi: pointer to vsi structure to initialize + * @info: the info used to initialize the vsi struct + */ +void irdma_sc_vsi_init(struct irdma_sc_vsi *vsi, + struct irdma_vsi_init_info *info) +{ + struct irdma_l2params *l2p; + int i; + + vsi->dev = info->dev; + vsi->back_vsi = info->back_vsi; + vsi->register_qset = info->register_qset; + vsi->unregister_qset = info->unregister_qset; + vsi->mtu = info->params->mtu; + vsi->exception_lan_q = info->exception_lan_q; + vsi->vsi_idx = info->pf_data_vsi_num; + if (vsi->dev->hw_attrs.uk_attrs.hw_rev == IRDMA_GEN_1) + vsi->fcn_id = info->dev->hmc_fn_id; + + l2p = info->params; + vsi->qos_rel_bw = l2p->vsi_rel_bw; + vsi->qos_prio_type = l2p->vsi_prio_type; + for (i = 0; i < IRDMA_MAX_USER_PRIORITY; i++) { + if (vsi->dev->hw_attrs.uk_attrs.hw_rev == IRDMA_GEN_1) + vsi->qos[i].qs_handle = l2p->qs_handle_list[i]; + vsi->qos[i].traffic_class = info->params->up2tc[i]; + vsi->qos[i].rel_bw = + l2p->tc_info[vsi->qos[i].traffic_class].rel_bw; + vsi->qos[i].prio_type = + l2p->tc_info[vsi->qos[i].traffic_class].prio_type; + vsi->qos[i].valid = false; + mutex_init(&vsi->qos[i].qos_mutex); + INIT_LIST_HEAD(&vsi->qos[i].qplist); + } + if (vsi->register_qset) { + vsi->dev->ws_add = irdma_ws_add; + vsi->dev->ws_remove = irdma_ws_remove; + vsi->dev->ws_reset = irdma_ws_reset; + } else { + vsi->dev->ws_add = irdma_null_ws_add; + vsi->dev->ws_remove = irdma_null_ws_remove; + vsi->dev->ws_reset = irdma_null_ws_reset; + } +} + +/** + * irdma_get_fcn_id - Return the function id + * @vsi: pointer to the vsi + */ +static u8 irdma_get_fcn_id(struct irdma_sc_vsi *vsi) +{ + struct irdma_stats_inst_info stats_info = {}; + struct irdma_sc_dev *dev = vsi->dev; + u8 fcn_id = IRDMA_INVALID_FCN_ID; + u8 start_idx, max_stats, i; + + if (dev->hw_attrs.uk_attrs.hw_rev != IRDMA_GEN_1) { + if (!irdma_cqp_stats_inst_cmd(vsi, IRDMA_OP_STATS_ALLOCATE, + &stats_info)) + return stats_info.stats_idx; + } + + start_idx = 1; + max_stats = 16; + for (i = start_idx; i < max_stats; i++) + if (!dev->fcn_id_array[i]) { + fcn_id = i; + dev->fcn_id_array[i] = true; + break; + } + + return fcn_id; +} + +/** + * irdma_vsi_stats_init - Initialize the vsi statistics + * @vsi: pointer to the vsi structure + * @info: The info structure used for initialization + */ +enum irdma_status_code irdma_vsi_stats_init(struct irdma_sc_vsi *vsi, + struct irdma_vsi_stats_info *info) +{ + u8 fcn_id = info->fcn_id; + struct irdma_dma_mem *stats_buff_mem; + + vsi->pestat = info->pestat; + vsi->pestat->hw = vsi->dev->hw; + vsi->pestat->vsi = vsi; + stats_buff_mem = &vsi->pestat->gather_info.stats_buff_mem; + stats_buff_mem->size = ALIGN(IRDMA_GATHER_STATS_BUF_SIZE * 2, 1); + stats_buff_mem->va = dma_alloc_coherent(vsi->pestat->hw->device, + stats_buff_mem->size, + &stats_buff_mem->pa, + GFP_KERNEL); + if (!stats_buff_mem->va) + return IRDMA_ERR_NO_MEMORY; + + vsi->pestat->gather_info.gather_stats_va = stats_buff_mem->va; + vsi->pestat->gather_info.last_gather_stats_va = + (void *)((uintptr_t)stats_buff_mem->va + + IRDMA_GATHER_STATS_BUF_SIZE); + + irdma_hw_stats_start_timer(vsi); + if (info->alloc_fcn_id) + fcn_id = irdma_get_fcn_id(vsi); + if (fcn_id == IRDMA_INVALID_FCN_ID) + goto stats_error; + + vsi->stats_fcn_id_alloc = info->alloc_fcn_id; + vsi->fcn_id = fcn_id; + if (info->alloc_fcn_id) { + vsi->pestat->gather_info.use_stats_inst = true; + vsi->pestat->gather_info.stats_inst_index = fcn_id; + } + + return 0; + +stats_error: + dma_free_coherent(vsi->pestat->hw->device, stats_buff_mem->size, + stats_buff_mem->va, stats_buff_mem->pa); + stats_buff_mem->va = NULL; + + return IRDMA_ERR_CQP_COMPL_ERROR; +} + +/** + * irdma_vsi_stats_free - Free the vsi stats + * @vsi: pointer to the vsi structure + */ +void irdma_vsi_stats_free(struct irdma_sc_vsi *vsi) +{ + struct irdma_stats_inst_info stats_info = {}; + u8 fcn_id = vsi->fcn_id; + struct irdma_sc_dev *dev = vsi->dev; + + if (dev->hw_attrs.uk_attrs.hw_rev != IRDMA_GEN_1) { + if (vsi->stats_fcn_id_alloc) { + stats_info.stats_idx = vsi->fcn_id; + irdma_cqp_stats_inst_cmd(vsi, IRDMA_OP_STATS_FREE, + &stats_info); + } + } else { + if (vsi->stats_fcn_id_alloc && + fcn_id < vsi->dev->hw_attrs.max_stat_inst) + vsi->dev->fcn_id_array[fcn_id] = false; + } + + if (!vsi->pestat) + return; + irdma_hw_stats_stop_timer(vsi); + dma_free_coherent(vsi->pestat->hw->device, + vsi->pestat->gather_info.stats_buff_mem.size, + vsi->pestat->gather_info.stats_buff_mem.va, + vsi->pestat->gather_info.stats_buff_mem.pa); + vsi->pestat->gather_info.stats_buff_mem.va = NULL; +} + +/** + * irdma_get_encoded_wqe_size - given wq size, returns hardware encoded size + * @wqsize: size of the wq (sq, rq) to encoded_size + * @queue_type: queue type selected for the calculation algorithm + */ +u8 irdma_get_encoded_wqe_size(u32 wqsize, enum irdma_queue_type queue_type) +{ + u8 encoded_size = 0; + + /* cqp sq's hw coded value starts from 1 for size of 4 + * while it starts from 0 for qp' wq's. + */ + if (queue_type == IRDMA_QUEUE_TYPE_CQP) + encoded_size = 1; + wqsize >>= 2; + while (wqsize >>= 1) + encoded_size++; + + return encoded_size; +} + +/** + * irdma_sc_gather_stats - collect the statistics + * @cqp: struct for cqp hw + * @info: gather stats info structure + * @scratch: u64 saved to be used during cqp completion + */ +static enum irdma_status_code +irdma_sc_gather_stats(struct irdma_sc_cqp *cqp, + struct irdma_stats_gather_info *info, u64 scratch) +{ + __le64 *wqe; + u64 temp; + + if (info->stats_buff_mem.size < IRDMA_GATHER_STATS_BUF_SIZE) + return IRDMA_ERR_BUF_TOO_SHORT; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 40, + FIELD_PREP(IRDMA_CQPSQ_STATS_HMC_FCN_INDEX, info->hmc_fcn_index)); + set_64bit_val(wqe, 32, info->stats_buff_mem.pa); + + temp = FIELD_PREP(IRDMA_CQPSQ_STATS_WQEVALID, cqp->polarity) | + FIELD_PREP(IRDMA_CQPSQ_STATS_USE_INST, info->use_stats_inst) | + FIELD_PREP(IRDMA_CQPSQ_STATS_INST_INDEX, + info->stats_inst_index) | + FIELD_PREP(IRDMA_CQPSQ_STATS_USE_HMC_FCN_INDEX, + info->use_hmc_fcn_index) | + FIELD_PREP(IRDMA_CQPSQ_STATS_OP, IRDMA_CQP_OP_GATHER_STATS); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, temp); + + print_hex_dump_debug("STATS: GATHER_STATS WQE", DUMP_PREFIX_OFFSET, + 16, 8, wqe, IRDMA_CQP_WQE_SIZE * 8, false); + + irdma_sc_cqp_post_sq(cqp); + ibdev_dbg(to_ibdev(cqp->dev), + "STATS: CQP SQ head 0x%x tail 0x%x size 0x%x\n", + cqp->sq_ring.head, cqp->sq_ring.tail, cqp->sq_ring.size); + + return 0; +} + +/** + * irdma_sc_manage_stats_inst - allocate or free stats instance + * @cqp: struct for cqp hw + * @info: stats info structure + * @alloc: alloc vs. delete flag + * @scratch: u64 saved to be used during cqp completion + */ +static enum irdma_status_code +irdma_sc_manage_stats_inst(struct irdma_sc_cqp *cqp, + struct irdma_stats_inst_info *info, bool alloc, + u64 scratch) +{ + __le64 *wqe; + u64 temp; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 40, + FIELD_PREP(IRDMA_CQPSQ_STATS_HMC_FCN_INDEX, info->hmc_fn_id)); + temp = FIELD_PREP(IRDMA_CQPSQ_STATS_WQEVALID, cqp->polarity) | + FIELD_PREP(IRDMA_CQPSQ_STATS_ALLOC_INST, alloc) | + FIELD_PREP(IRDMA_CQPSQ_STATS_USE_HMC_FCN_INDEX, + info->use_hmc_fcn_index) | + FIELD_PREP(IRDMA_CQPSQ_STATS_INST_INDEX, info->stats_idx) | + FIELD_PREP(IRDMA_CQPSQ_STATS_OP, IRDMA_CQP_OP_MANAGE_STATS); + + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, temp); + + print_hex_dump_debug("WQE: MANAGE_STATS WQE", DUMP_PREFIX_OFFSET, 16, + 8, wqe, IRDMA_CQP_WQE_SIZE * 8, false); + + irdma_sc_cqp_post_sq(cqp); + return 0; +} + +/** + * irdma_sc_set_up_map - set the up map table + * @cqp: struct for cqp hw + * @info: User priority map info + * @scratch: u64 saved to be used during cqp completion + */ +static enum irdma_status_code irdma_sc_set_up_map(struct irdma_sc_cqp *cqp, + struct irdma_up_info *info, + u64 scratch) +{ + __le64 *wqe; + u64 temp = 0; + int i; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + for (i = 0; i < IRDMA_MAX_USER_PRIORITY; i++) + temp |= info->map[i] << (i * 8); + + set_64bit_val(wqe, 0, temp); + set_64bit_val(wqe, 40, + FIELD_PREP(IRDMA_CQPSQ_UP_CNPOVERRIDE, info->cnp_up_override) | + FIELD_PREP(IRDMA_CQPSQ_UP_HMCFCNIDX, info->hmc_fcn_idx)); + + temp = FIELD_PREP(IRDMA_CQPSQ_UP_WQEVALID, cqp->polarity) | + FIELD_PREP(IRDMA_CQPSQ_UP_USEVLAN, info->use_vlan) | + FIELD_PREP(IRDMA_CQPSQ_UP_USEOVERRIDE, + info->use_cnp_up_override) | + FIELD_PREP(IRDMA_CQPSQ_UP_OP, IRDMA_CQP_OP_UP_MAP); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, temp); + + print_hex_dump_debug("WQE: UPMAP WQE", DUMP_PREFIX_OFFSET, 16, 8, wqe, + IRDMA_CQP_WQE_SIZE * 8, false); + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_manage_ws_node - create/modify/destroy WS node + * @cqp: struct for cqp hw + * @info: node info structure + * @node_op: 0 for add 1 for modify, 2 for delete + * @scratch: u64 saved to be used during cqp completion + */ +static enum irdma_status_code +irdma_sc_manage_ws_node(struct irdma_sc_cqp *cqp, + struct irdma_ws_node_info *info, + enum irdma_ws_node_op node_op, u64 scratch) +{ + __le64 *wqe; + u64 temp = 0; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 32, + FIELD_PREP(IRDMA_CQPSQ_WS_VSI, info->vsi) | + FIELD_PREP(IRDMA_CQPSQ_WS_WEIGHT, info->weight)); + + temp = FIELD_PREP(IRDMA_CQPSQ_WS_WQEVALID, cqp->polarity) | + FIELD_PREP(IRDMA_CQPSQ_WS_NODEOP, node_op) | + FIELD_PREP(IRDMA_CQPSQ_WS_ENABLENODE, info->enable) | + FIELD_PREP(IRDMA_CQPSQ_WS_NODETYPE, info->type_leaf) | + FIELD_PREP(IRDMA_CQPSQ_WS_PRIOTYPE, info->prio_type) | + FIELD_PREP(IRDMA_CQPSQ_WS_TC, info->tc) | + FIELD_PREP(IRDMA_CQPSQ_WS_OP, IRDMA_CQP_OP_WORK_SCHED_NODE) | + FIELD_PREP(IRDMA_CQPSQ_WS_PARENTID, info->parent_id) | + FIELD_PREP(IRDMA_CQPSQ_WS_NODEID, info->id); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, temp); + + print_hex_dump_debug("WQE: MANAGE_WS WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_qp_flush_wqes - flush qp's wqe + * @qp: sc qp + * @info: dlush information + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +enum irdma_status_code irdma_sc_qp_flush_wqes(struct irdma_sc_qp *qp, + struct irdma_qp_flush_info *info, + u64 scratch, bool post_sq) +{ + u64 temp = 0; + __le64 *wqe; + struct irdma_sc_cqp *cqp; + u64 hdr; + bool flush_sq = false, flush_rq = false; + + if (info->rq && !qp->flush_rq) + flush_rq = true; + if (info->sq && !qp->flush_sq) + flush_sq = true; + qp->flush_sq |= flush_sq; + qp->flush_rq |= flush_rq; + + if (!flush_sq && !flush_rq) { + ibdev_dbg(to_ibdev(qp->dev), + "CQP: Additional flush request ignored for qp %x\n", + qp->qp_uk.qp_id); + return IRDMA_ERR_FLUSHED_Q; + } + + cqp = qp->pd->dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + if (info->userflushcode) { + if (flush_rq) + temp |= FIELD_PREP(IRDMA_CQPSQ_FWQE_RQMNERR, + info->rq_minor_code) | + FIELD_PREP(IRDMA_CQPSQ_FWQE_RQMJERR, + info->rq_major_code); + if (flush_sq) + temp |= FIELD_PREP(IRDMA_CQPSQ_FWQE_SQMNERR, + info->sq_minor_code) | + FIELD_PREP(IRDMA_CQPSQ_FWQE_SQMJERR, + info->sq_major_code); + } + set_64bit_val(wqe, 16, temp); + + temp = (info->generate_ae) ? + info->ae_code | FIELD_PREP(IRDMA_CQPSQ_FWQE_AESOURCE, + info->ae_src) : 0; + set_64bit_val(wqe, 8, temp); + + hdr = qp->qp_uk.qp_id | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_FLUSH_WQES) | + FIELD_PREP(IRDMA_CQPSQ_FWQE_GENERATE_AE, info->generate_ae) | + FIELD_PREP(IRDMA_CQPSQ_FWQE_USERFLCODE, info->userflushcode) | + FIELD_PREP(IRDMA_CQPSQ_FWQE_FLUSHSQ, flush_sq) | + FIELD_PREP(IRDMA_CQPSQ_FWQE_FLUSHRQ, flush_rq) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: QP_FLUSH WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_gen_ae - generate AE, uses flush WQE CQP OP + * @qp: sc qp + * @info: gen ae information + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code irdma_sc_gen_ae(struct irdma_sc_qp *qp, + struct irdma_gen_ae_info *info, + u64 scratch, bool post_sq) +{ + u64 temp; + __le64 *wqe; + struct irdma_sc_cqp *cqp; + u64 hdr; + + cqp = qp->pd->dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + temp = info->ae_code | FIELD_PREP(IRDMA_CQPSQ_FWQE_AESOURCE, + info->ae_src); + set_64bit_val(wqe, 8, temp); + + hdr = qp->qp_uk.qp_id | FIELD_PREP(IRDMA_CQPSQ_OPCODE, + IRDMA_CQP_OP_GEN_AE) | + FIELD_PREP(IRDMA_CQPSQ_FWQE_GENERATE_AE, 1) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: GEN_AE WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/*** irdma_sc_qp_upload_context - upload qp's context + * @dev: sc device struct + * @info: upload context info ptr for return + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code +irdma_sc_qp_upload_context(struct irdma_sc_dev *dev, + struct irdma_upload_context_info *info, u64 scratch, + bool post_sq) +{ + __le64 *wqe; + struct irdma_sc_cqp *cqp; + u64 hdr; + + cqp = dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 16, info->buf_pa); + + hdr = FIELD_PREP(IRDMA_CQPSQ_UCTX_QPID, info->qp_id) | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_UPLOAD_CONTEXT) | + FIELD_PREP(IRDMA_CQPSQ_UCTX_QPTYPE, info->qp_type) | + FIELD_PREP(IRDMA_CQPSQ_UCTX_RAWFORMAT, info->raw_format) | + FIELD_PREP(IRDMA_CQPSQ_UCTX_FREEZEQP, info->freeze_qp) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: QP_UPLOAD_CTX WQE", DUMP_PREFIX_OFFSET, 16, + 8, wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_manage_push_page - Handle push page + * @cqp: struct for cqp hw + * @info: push page info + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code +irdma_sc_manage_push_page(struct irdma_sc_cqp *cqp, + struct irdma_cqp_manage_push_page_info *info, + u64 scratch, bool post_sq) +{ + __le64 *wqe; + u64 hdr; + + if (info->free_page && + info->push_idx >= cqp->dev->hw_attrs.max_hw_device_pages) + return IRDMA_ERR_INVALID_PUSH_PAGE_INDEX; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 16, info->qs_handle); + hdr = FIELD_PREP(IRDMA_CQPSQ_MPP_PPIDX, info->push_idx) | + FIELD_PREP(IRDMA_CQPSQ_MPP_PPTYPE, info->push_page_type) | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_MANAGE_PUSH_PAGES) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity) | + FIELD_PREP(IRDMA_CQPSQ_MPP_FREE_PAGE, info->free_page); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: MANAGE_PUSH_PAGES WQE", DUMP_PREFIX_OFFSET, + 16, 8, wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_suspend_qp - suspend qp for param change + * @cqp: struct for cqp hw + * @qp: sc qp struct + * @scratch: u64 saved to be used during cqp completion + */ +static enum irdma_status_code irdma_sc_suspend_qp(struct irdma_sc_cqp *cqp, + struct irdma_sc_qp *qp, + u64 scratch) +{ + u64 hdr; + __le64 *wqe; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + hdr = FIELD_PREP(IRDMA_CQPSQ_SUSPENDQP_QPID, qp->qp_uk.qp_id) | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_SUSPEND_QP) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: SUSPEND_QP WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_resume_qp - resume qp after suspend + * @cqp: struct for cqp hw + * @qp: sc qp struct + * @scratch: u64 saved to be used during cqp completion + */ +static enum irdma_status_code irdma_sc_resume_qp(struct irdma_sc_cqp *cqp, + struct irdma_sc_qp *qp, + u64 scratch) +{ + u64 hdr; + __le64 *wqe; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 16, + FIELD_PREP(IRDMA_CQPSQ_RESUMEQP_QSHANDLE, qp->qs_handle)); + + hdr = FIELD_PREP(IRDMA_CQPSQ_RESUMEQP_QPID, qp->qp_uk.qp_id) | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_RESUME_QP) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: RESUME_QP WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_cq_ack - acknowledge completion q + * @cq: cq struct + */ +static inline void irdma_sc_cq_ack(struct irdma_sc_cq *cq) +{ + writel(cq->cq_uk.cq_id, cq->cq_uk.cq_ack_db); +} + +/** + * irdma_sc_cq_init - initialize completion q + * @cq: cq struct + * @info: cq initialization info + */ +enum irdma_status_code irdma_sc_cq_init(struct irdma_sc_cq *cq, + struct irdma_cq_init_info *info) +{ + enum irdma_status_code ret_code; + u32 pble_obj_cnt; + + pble_obj_cnt = info->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt; + if (info->virtual_map && info->first_pm_pbl_idx >= pble_obj_cnt) + return IRDMA_ERR_INVALID_PBLE_INDEX; + + cq->cq_pa = info->cq_base_pa; + cq->dev = info->dev; + cq->ceq_id = info->ceq_id; + info->cq_uk_init_info.cqe_alloc_db = cq->dev->cq_arm_db; + info->cq_uk_init_info.cq_ack_db = cq->dev->cq_ack_db; + ret_code = irdma_uk_cq_init(&cq->cq_uk, &info->cq_uk_init_info); + if (ret_code) + return ret_code; + + cq->virtual_map = info->virtual_map; + cq->pbl_chunk_size = info->pbl_chunk_size; + cq->ceqe_mask = info->ceqe_mask; + cq->cq_type = (info->type) ? info->type : IRDMA_CQ_TYPE_IWARP; + cq->shadow_area_pa = info->shadow_area_pa; + cq->shadow_read_threshold = info->shadow_read_threshold; + cq->ceq_id_valid = info->ceq_id_valid; + cq->tph_en = info->tph_en; + cq->tph_val = info->tph_val; + cq->first_pm_pbl_idx = info->first_pm_pbl_idx; + cq->vsi = info->vsi; + + return 0; +} + +/** + * irdma_sc_cq_create - create completion q + * @cq: cq struct + * @scratch: u64 saved to be used during cqp completion + * @check_overflow: flag for overflow check + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code irdma_sc_cq_create(struct irdma_sc_cq *cq, + u64 scratch, + bool check_overflow, + bool post_sq) +{ + __le64 *wqe; + struct irdma_sc_cqp *cqp; + u64 hdr; + struct irdma_sc_ceq *ceq; + enum irdma_status_code ret_code = 0; + + cqp = cq->dev->cqp; + if (cq->cq_uk.cq_id > (cqp->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_CQ].max_cnt - 1)) + return IRDMA_ERR_INVALID_CQ_ID; + + if (cq->ceq_id > (cq->dev->hmc_fpm_misc.max_ceqs - 1)) + return IRDMA_ERR_INVALID_CEQ_ID; + + ceq = cq->dev->ceq[cq->ceq_id]; + if (ceq && ceq->reg_cq) + ret_code = irdma_sc_add_cq_ctx(ceq, cq); + + if (ret_code) + return ret_code; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) { + if (ceq && ceq->reg_cq) + irdma_sc_remove_cq_ctx(ceq, cq); + return IRDMA_ERR_RING_FULL; + } + + set_64bit_val(wqe, 0, cq->cq_uk.cq_size); + set_64bit_val(wqe, 8, (uintptr_t)cq >> 1); + set_64bit_val(wqe, 16, + FIELD_PREP(IRDMA_CQPSQ_CQ_SHADOW_READ_THRESHOLD, cq->shadow_read_threshold)); + set_64bit_val(wqe, 32, (cq->virtual_map ? 0 : cq->cq_pa)); + set_64bit_val(wqe, 40, cq->shadow_area_pa); + set_64bit_val(wqe, 48, + FIELD_PREP(IRDMA_CQPSQ_CQ_FIRSTPMPBLIDX, (cq->virtual_map ? cq->first_pm_pbl_idx : 0))); + set_64bit_val(wqe, 56, + FIELD_PREP(IRDMA_CQPSQ_TPHVAL, cq->tph_val) | + FIELD_PREP(IRDMA_CQPSQ_VSIIDX, cq->vsi->vsi_idx)); + + hdr = FLD_LS_64(cq->dev, cq->cq_uk.cq_id, IRDMA_CQPSQ_CQ_CQID) | + FLD_LS_64(cq->dev, (cq->ceq_id_valid ? cq->ceq_id : 0), + IRDMA_CQPSQ_CQ_CEQID) | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_CREATE_CQ) | + FIELD_PREP(IRDMA_CQPSQ_CQ_LPBLSIZE, cq->pbl_chunk_size) | + FIELD_PREP(IRDMA_CQPSQ_CQ_CHKOVERFLOW, check_overflow) | + FIELD_PREP(IRDMA_CQPSQ_CQ_VIRTMAP, cq->virtual_map) | + FIELD_PREP(IRDMA_CQPSQ_CQ_ENCEQEMASK, cq->ceqe_mask) | + FIELD_PREP(IRDMA_CQPSQ_CQ_CEQIDVALID, cq->ceq_id_valid) | + FIELD_PREP(IRDMA_CQPSQ_TPHEN, cq->tph_en) | + FIELD_PREP(IRDMA_CQPSQ_CQ_AVOIDMEMCNFLCT, + cq->cq_uk.avoid_mem_cflct) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: CQ_CREATE WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_cq_destroy - destroy completion q + * @cq: cq struct + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +enum irdma_status_code irdma_sc_cq_destroy(struct irdma_sc_cq *cq, u64 scratch, + bool post_sq) +{ + struct irdma_sc_cqp *cqp; + __le64 *wqe; + u64 hdr; + struct irdma_sc_ceq *ceq; + + cqp = cq->dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + ceq = cq->dev->ceq[cq->ceq_id]; + if (ceq && ceq->reg_cq) + irdma_sc_remove_cq_ctx(ceq, cq); + + set_64bit_val(wqe, 0, cq->cq_uk.cq_size); + set_64bit_val(wqe, 8, (uintptr_t)cq >> 1); + set_64bit_val(wqe, 40, cq->shadow_area_pa); + set_64bit_val(wqe, 48, + (cq->virtual_map ? cq->first_pm_pbl_idx : 0)); + + hdr = cq->cq_uk.cq_id | + FLD_LS_64(cq->dev, (cq->ceq_id_valid ? cq->ceq_id : 0), + IRDMA_CQPSQ_CQ_CEQID) | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_DESTROY_CQ) | + FIELD_PREP(IRDMA_CQPSQ_CQ_LPBLSIZE, cq->pbl_chunk_size) | + FIELD_PREP(IRDMA_CQPSQ_CQ_VIRTMAP, cq->virtual_map) | + FIELD_PREP(IRDMA_CQPSQ_CQ_ENCEQEMASK, cq->ceqe_mask) | + FIELD_PREP(IRDMA_CQPSQ_CQ_CEQIDVALID, cq->ceq_id_valid) | + FIELD_PREP(IRDMA_CQPSQ_TPHEN, cq->tph_en) | + FIELD_PREP(IRDMA_CQPSQ_CQ_AVOIDMEMCNFLCT, cq->cq_uk.avoid_mem_cflct) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: CQ_DESTROY WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_cq_resize - set resized cq buffer info + * @cq: resized cq + * @info: resized cq buffer info + */ +void irdma_sc_cq_resize(struct irdma_sc_cq *cq, struct irdma_modify_cq_info *info) +{ + cq->virtual_map = info->virtual_map; + cq->cq_pa = info->cq_pa; + cq->first_pm_pbl_idx = info->first_pm_pbl_idx; + cq->pbl_chunk_size = info->pbl_chunk_size; + irdma_uk_cq_resize(&cq->cq_uk, info->cq_base, info->cq_size); +} + +/** + * irdma_sc_cq_modify - modify a Completion Queue + * @cq: cq struct + * @info: modification info struct + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag to post to sq + */ +static enum irdma_status_code +irdma_sc_cq_modify(struct irdma_sc_cq *cq, struct irdma_modify_cq_info *info, + u64 scratch, bool post_sq) +{ + struct irdma_sc_cqp *cqp; + __le64 *wqe; + u64 hdr; + u32 pble_obj_cnt; + + pble_obj_cnt = cq->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt; + if (info->cq_resize && info->virtual_map && + info->first_pm_pbl_idx >= pble_obj_cnt) + return IRDMA_ERR_INVALID_PBLE_INDEX; + + cqp = cq->dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 0, info->cq_size); + set_64bit_val(wqe, 8, (uintptr_t)cq >> 1); + set_64bit_val(wqe, 16, + FIELD_PREP(IRDMA_CQPSQ_CQ_SHADOW_READ_THRESHOLD, info->shadow_read_threshold)); + set_64bit_val(wqe, 32, info->cq_pa); + set_64bit_val(wqe, 40, cq->shadow_area_pa); + set_64bit_val(wqe, 48, info->first_pm_pbl_idx); + set_64bit_val(wqe, 56, + FIELD_PREP(IRDMA_CQPSQ_TPHVAL, cq->tph_val) | + FIELD_PREP(IRDMA_CQPSQ_VSIIDX, cq->vsi->vsi_idx)); + + hdr = cq->cq_uk.cq_id | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_MODIFY_CQ) | + FIELD_PREP(IRDMA_CQPSQ_CQ_CQRESIZE, info->cq_resize) | + FIELD_PREP(IRDMA_CQPSQ_CQ_LPBLSIZE, info->pbl_chunk_size) | + FIELD_PREP(IRDMA_CQPSQ_CQ_CHKOVERFLOW, info->check_overflow) | + FIELD_PREP(IRDMA_CQPSQ_CQ_VIRTMAP, info->virtual_map) | + FIELD_PREP(IRDMA_CQPSQ_CQ_ENCEQEMASK, cq->ceqe_mask) | + FIELD_PREP(IRDMA_CQPSQ_TPHEN, cq->tph_en) | + FIELD_PREP(IRDMA_CQPSQ_CQ_AVOIDMEMCNFLCT, + cq->cq_uk.avoid_mem_cflct) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: CQ_MODIFY WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_check_cqp_progress - check cqp processing progress + * @timeout: timeout info struct + * @dev: sc device struct + */ +void irdma_check_cqp_progress(struct irdma_cqp_timeout *timeout, struct irdma_sc_dev *dev) +{ + if (timeout->compl_cqp_cmds != dev->cqp_cmd_stats[IRDMA_OP_CMPL_CMDS]) { + timeout->compl_cqp_cmds = dev->cqp_cmd_stats[IRDMA_OP_CMPL_CMDS]; + timeout->count = 0; + } else { + if (dev->cqp_cmd_stats[IRDMA_OP_REQ_CMDS] != + timeout->compl_cqp_cmds) + timeout->count++; + } +} + +/** + * irdma_get_cqp_reg_info - get head and tail for cqp using registers + * @cqp: struct for cqp hw + * @val: cqp tail register value + * @tail: wqtail register value + * @error: cqp processing err + */ +static inline void irdma_get_cqp_reg_info(struct irdma_sc_cqp *cqp, u32 *val, + u32 *tail, u32 *error) +{ + *val = readl(cqp->dev->hw_regs[IRDMA_CQPTAIL]); + *tail = FIELD_GET(IRDMA_CQPTAIL_WQTAIL, *val); + *error = FIELD_GET(IRDMA_CQPTAIL_CQP_OP_ERR, *val); +} + +/** + * irdma_cqp_poll_registers - poll cqp registers + * @cqp: struct for cqp hw + * @tail: wqtail register value + * @count: how many times to try for completion + */ +static enum irdma_status_code irdma_cqp_poll_registers(struct irdma_sc_cqp *cqp, + u32 tail, u32 count) +{ + u32 i = 0; + u32 newtail, error, val; + + while (i++ < count) { + irdma_get_cqp_reg_info(cqp, &val, &newtail, &error); + if (error) { + error = readl(cqp->dev->hw_regs[IRDMA_CQPERRCODES]); + ibdev_dbg(to_ibdev(cqp->dev), + "CQP: CQPERRCODES error_code[x%08X]\n", + error); + return IRDMA_ERR_CQP_COMPL_ERROR; + } + if (newtail != tail) { + /* SUCCESS */ + IRDMA_RING_MOVE_TAIL(cqp->sq_ring); + cqp->dev->cqp_cmd_stats[IRDMA_OP_CMPL_CMDS]++; + return 0; + } + udelay(cqp->dev->hw_attrs.max_sleep_count); + } + + return IRDMA_ERR_TIMEOUT; +} + +/** + * irdma_sc_decode_fpm_commit - decode a 64 bit value into count and base + * @dev: sc device struct + * @buf: pointer to commit buffer + * @buf_idx: buffer index + * @obj_info: object info pointer + * @rsrc_idx: indexs of memory resource + */ +static u64 irdma_sc_decode_fpm_commit(struct irdma_sc_dev *dev, __le64 *buf, + u32 buf_idx, struct irdma_hmc_obj_info *obj_info, + u32 rsrc_idx) +{ + u64 temp; + + get_64bit_val(buf, buf_idx, &temp); + + switch (rsrc_idx) { + case IRDMA_HMC_IW_QP: + obj_info[rsrc_idx].cnt = (u32)FIELD_GET(IRDMA_COMMIT_FPM_QPCNT, temp); + break; + case IRDMA_HMC_IW_CQ: + obj_info[rsrc_idx].cnt = (u32)FLD_RS_64(dev, temp, IRDMA_COMMIT_FPM_CQCNT); + break; + case IRDMA_HMC_IW_APBVT_ENTRY: + obj_info[rsrc_idx].cnt = 1; + break; + default: + obj_info[rsrc_idx].cnt = (u32)temp; + break; + } + + obj_info[rsrc_idx].base = (temp >> IRDMA_COMMIT_FPM_BASE_S) * 512; + + return temp; +} + +/** + * irdma_sc_parse_fpm_commit_buf - parse fpm commit buffer + * @dev: pointer to dev struct + * @buf: ptr to fpm commit buffer + * @info: ptr to irdma_hmc_obj_info struct + * @sd: number of SDs for HMC objects + * + * parses fpm commit info and copy base value + * of hmc objects in hmc_info + */ +static enum irdma_status_code +irdma_sc_parse_fpm_commit_buf(struct irdma_sc_dev *dev, __le64 *buf, + struct irdma_hmc_obj_info *info, u32 *sd) +{ + u64 size; + u32 i; + u64 max_base = 0; + u32 last_hmc_obj = 0; + + irdma_sc_decode_fpm_commit(dev, buf, 0, info, + IRDMA_HMC_IW_QP); + irdma_sc_decode_fpm_commit(dev, buf, 8, info, + IRDMA_HMC_IW_CQ); + /* skiping RSRVD */ + irdma_sc_decode_fpm_commit(dev, buf, 24, info, + IRDMA_HMC_IW_HTE); + irdma_sc_decode_fpm_commit(dev, buf, 32, info, + IRDMA_HMC_IW_ARP); + irdma_sc_decode_fpm_commit(dev, buf, 40, info, + IRDMA_HMC_IW_APBVT_ENTRY); + irdma_sc_decode_fpm_commit(dev, buf, 48, info, + IRDMA_HMC_IW_MR); + irdma_sc_decode_fpm_commit(dev, buf, 56, info, + IRDMA_HMC_IW_XF); + irdma_sc_decode_fpm_commit(dev, buf, 64, info, + IRDMA_HMC_IW_XFFL); + irdma_sc_decode_fpm_commit(dev, buf, 72, info, + IRDMA_HMC_IW_Q1); + irdma_sc_decode_fpm_commit(dev, buf, 80, info, + IRDMA_HMC_IW_Q1FL); + irdma_sc_decode_fpm_commit(dev, buf, 88, info, + IRDMA_HMC_IW_TIMER); + irdma_sc_decode_fpm_commit(dev, buf, 112, info, + IRDMA_HMC_IW_PBLE); + /* skipping RSVD. */ + if (dev->hw_attrs.uk_attrs.hw_rev != IRDMA_GEN_1) { + irdma_sc_decode_fpm_commit(dev, buf, 96, info, + IRDMA_HMC_IW_FSIMC); + irdma_sc_decode_fpm_commit(dev, buf, 104, info, + IRDMA_HMC_IW_FSIAV); + irdma_sc_decode_fpm_commit(dev, buf, 128, info, + IRDMA_HMC_IW_RRF); + irdma_sc_decode_fpm_commit(dev, buf, 136, info, + IRDMA_HMC_IW_RRFFL); + irdma_sc_decode_fpm_commit(dev, buf, 144, info, + IRDMA_HMC_IW_HDR); + irdma_sc_decode_fpm_commit(dev, buf, 152, info, + IRDMA_HMC_IW_MD); + irdma_sc_decode_fpm_commit(dev, buf, 160, info, + IRDMA_HMC_IW_OOISC); + irdma_sc_decode_fpm_commit(dev, buf, 168, info, + IRDMA_HMC_IW_OOISCFFL); + } + + /* searching for the last object in HMC to find the size of the HMC area. */ + for (i = IRDMA_HMC_IW_QP; i < IRDMA_HMC_IW_MAX; i++) { + if (info[i].base > max_base) { + max_base = info[i].base; + last_hmc_obj = i; + } + } + + size = info[last_hmc_obj].cnt * info[last_hmc_obj].size + + info[last_hmc_obj].base; + + if (size & 0x1FFFFF) + *sd = (u32)((size >> 21) + 1); /* add 1 for remainder */ + else + *sd = (u32)(size >> 21); + + return 0; +} + +/** + * irdma_sc_decode_fpm_query() - Decode a 64 bit value into max count and size + * @buf: ptr to fpm query buffer + * @buf_idx: index into buf + * @obj_info: ptr to irdma_hmc_obj_info struct + * @rsrc_idx: resource index into info + * + * Decode a 64 bit value from fpm query buffer into max count and size + */ +static u64 irdma_sc_decode_fpm_query(__le64 *buf, u32 buf_idx, + struct irdma_hmc_obj_info *obj_info, + u32 rsrc_idx) +{ + u64 temp; + u32 size; + + get_64bit_val(buf, buf_idx, &temp); + obj_info[rsrc_idx].max_cnt = (u32)temp; + size = (u32)(temp >> 32); + obj_info[rsrc_idx].size = BIT_ULL(size); + + return temp; +} + +/** + * irdma_sc_parse_fpm_query_buf() - parses fpm query buffer + * @dev: ptr to shared code device + * @buf: ptr to fpm query buffer + * @hmc_info: ptr to irdma_hmc_obj_info struct + * @hmc_fpm_misc: ptr to fpm data + * + * parses fpm query buffer and copy max_cnt and + * size value of hmc objects in hmc_info + */ +static enum irdma_status_code +irdma_sc_parse_fpm_query_buf(struct irdma_sc_dev *dev, __le64 *buf, + struct irdma_hmc_info *hmc_info, + struct irdma_hmc_fpm_misc *hmc_fpm_misc) +{ + struct irdma_hmc_obj_info *obj_info; + u64 temp; + u32 size; + u16 max_pe_sds; + + obj_info = hmc_info->hmc_obj; + + get_64bit_val(buf, 0, &temp); + hmc_info->first_sd_index = (u16)FIELD_GET(IRDMA_QUERY_FPM_FIRST_PE_SD_INDEX, temp); + max_pe_sds = (u16)FIELD_GET(IRDMA_QUERY_FPM_MAX_PE_SDS, temp); + + hmc_fpm_misc->max_sds = max_pe_sds; + hmc_info->sd_table.sd_cnt = max_pe_sds + hmc_info->first_sd_index; + get_64bit_val(buf, 8, &temp); + obj_info[IRDMA_HMC_IW_QP].max_cnt = (u32)FIELD_GET(IRDMA_QUERY_FPM_MAX_QPS, temp); + size = (u32)(temp >> 32); + obj_info[IRDMA_HMC_IW_QP].size = BIT_ULL(size); + + get_64bit_val(buf, 16, &temp); + obj_info[IRDMA_HMC_IW_CQ].max_cnt = (u32)FIELD_GET(IRDMA_QUERY_FPM_MAX_CQS, temp); + size = (u32)(temp >> 32); + obj_info[IRDMA_HMC_IW_CQ].size = BIT_ULL(size); + + irdma_sc_decode_fpm_query(buf, 32, obj_info, IRDMA_HMC_IW_HTE); + irdma_sc_decode_fpm_query(buf, 40, obj_info, IRDMA_HMC_IW_ARP); + + obj_info[IRDMA_HMC_IW_APBVT_ENTRY].size = 8192; + obj_info[IRDMA_HMC_IW_APBVT_ENTRY].max_cnt = 1; + + irdma_sc_decode_fpm_query(buf, 48, obj_info, IRDMA_HMC_IW_MR); + irdma_sc_decode_fpm_query(buf, 56, obj_info, IRDMA_HMC_IW_XF); + + get_64bit_val(buf, 64, &temp); + obj_info[IRDMA_HMC_IW_XFFL].max_cnt = (u32)temp; + obj_info[IRDMA_HMC_IW_XFFL].size = 4; + hmc_fpm_misc->xf_block_size = FIELD_GET(IRDMA_QUERY_FPM_XFBLOCKSIZE, temp); + if (!hmc_fpm_misc->xf_block_size) + return IRDMA_ERR_INVALID_SIZE; + + irdma_sc_decode_fpm_query(buf, 72, obj_info, IRDMA_HMC_IW_Q1); + get_64bit_val(buf, 80, &temp); + obj_info[IRDMA_HMC_IW_Q1FL].max_cnt = (u32)temp; + obj_info[IRDMA_HMC_IW_Q1FL].size = 4; + + hmc_fpm_misc->q1_block_size = FIELD_GET(IRDMA_QUERY_FPM_Q1BLOCKSIZE, temp); + if (!hmc_fpm_misc->q1_block_size) + return IRDMA_ERR_INVALID_SIZE; + + irdma_sc_decode_fpm_query(buf, 88, obj_info, IRDMA_HMC_IW_TIMER); + + get_64bit_val(buf, 112, &temp); + obj_info[IRDMA_HMC_IW_PBLE].max_cnt = (u32)temp; + obj_info[IRDMA_HMC_IW_PBLE].size = 8; + + get_64bit_val(buf, 120, &temp); + hmc_fpm_misc->max_ceqs = FIELD_GET(IRDMA_QUERY_FPM_MAX_CEQS, temp); + hmc_fpm_misc->ht_multiplier = FIELD_GET(IRDMA_QUERY_FPM_HTMULTIPLIER, temp); + hmc_fpm_misc->timer_bucket = FIELD_GET(IRDMA_QUERY_FPM_TIMERBUCKET, temp); + if (dev->hw_attrs.uk_attrs.hw_rev == IRDMA_GEN_1) + return 0; + irdma_sc_decode_fpm_query(buf, 96, obj_info, IRDMA_HMC_IW_FSIMC); + irdma_sc_decode_fpm_query(buf, 104, obj_info, IRDMA_HMC_IW_FSIAV); + irdma_sc_decode_fpm_query(buf, 128, obj_info, IRDMA_HMC_IW_RRF); + + get_64bit_val(buf, 136, &temp); + obj_info[IRDMA_HMC_IW_RRFFL].max_cnt = (u32)temp; + obj_info[IRDMA_HMC_IW_RRFFL].size = 4; + hmc_fpm_misc->rrf_block_size = FIELD_GET(IRDMA_QUERY_FPM_RRFBLOCKSIZE, temp); + if (!hmc_fpm_misc->rrf_block_size && + obj_info[IRDMA_HMC_IW_RRFFL].max_cnt) + return IRDMA_ERR_INVALID_SIZE; + + irdma_sc_decode_fpm_query(buf, 144, obj_info, IRDMA_HMC_IW_HDR); + irdma_sc_decode_fpm_query(buf, 152, obj_info, IRDMA_HMC_IW_MD); + irdma_sc_decode_fpm_query(buf, 160, obj_info, IRDMA_HMC_IW_OOISC); + + get_64bit_val(buf, 168, &temp); + obj_info[IRDMA_HMC_IW_OOISCFFL].max_cnt = (u32)temp; + obj_info[IRDMA_HMC_IW_OOISCFFL].size = 4; + hmc_fpm_misc->ooiscf_block_size = FIELD_GET(IRDMA_QUERY_FPM_OOISCFBLOCKSIZE, temp); + if (!hmc_fpm_misc->ooiscf_block_size && + obj_info[IRDMA_HMC_IW_OOISCFFL].max_cnt) + return IRDMA_ERR_INVALID_SIZE; + + return 0; +} + +/** + * irdma_sc_find_reg_cq - find cq ctx index + * @ceq: ceq sc structure + * @cq: cq sc structure + */ +static u32 irdma_sc_find_reg_cq(struct irdma_sc_ceq *ceq, + struct irdma_sc_cq *cq) +{ + u32 i; + + for (i = 0; i < ceq->reg_cq_size; i++) { + if (cq == ceq->reg_cq[i]) + return i; + } + + return IRDMA_INVALID_CQ_IDX; +} + +/** + * irdma_sc_add_cq_ctx - add cq ctx tracking for ceq + * @ceq: ceq sc structure + * @cq: cq sc structure + */ +enum irdma_status_code irdma_sc_add_cq_ctx(struct irdma_sc_ceq *ceq, + struct irdma_sc_cq *cq) +{ + unsigned long flags; + + spin_lock_irqsave(&ceq->req_cq_lock, flags); + + if (ceq->reg_cq_size == ceq->elem_cnt) { + spin_unlock_irqrestore(&ceq->req_cq_lock, flags); + return IRDMA_ERR_REG_CQ_FULL; + } + + ceq->reg_cq[ceq->reg_cq_size++] = cq; + + spin_unlock_irqrestore(&ceq->req_cq_lock, flags); + + return 0; +} + +/** + * irdma_sc_remove_cq_ctx - remove cq ctx tracking for ceq + * @ceq: ceq sc structure + * @cq: cq sc structure + */ +void irdma_sc_remove_cq_ctx(struct irdma_sc_ceq *ceq, struct irdma_sc_cq *cq) +{ + unsigned long flags; + u32 cq_ctx_idx; + + spin_lock_irqsave(&ceq->req_cq_lock, flags); + cq_ctx_idx = irdma_sc_find_reg_cq(ceq, cq); + if (cq_ctx_idx == IRDMA_INVALID_CQ_IDX) + goto exit; + + ceq->reg_cq_size--; + if (cq_ctx_idx != ceq->reg_cq_size) + ceq->reg_cq[cq_ctx_idx] = ceq->reg_cq[ceq->reg_cq_size]; + ceq->reg_cq[ceq->reg_cq_size] = NULL; + +exit: + spin_unlock_irqrestore(&ceq->req_cq_lock, flags); +} + +/** + * irdma_sc_cqp_init - Initialize buffers for a control Queue Pair + * @cqp: IWARP control queue pair pointer + * @info: IWARP control queue pair init info pointer + * + * Initializes the object and context buffers for a control Queue Pair. + */ +enum irdma_status_code irdma_sc_cqp_init(struct irdma_sc_cqp *cqp, + struct irdma_cqp_init_info *info) +{ + u8 hw_sq_size; + + if (info->sq_size > IRDMA_CQP_SW_SQSIZE_2048 || + info->sq_size < IRDMA_CQP_SW_SQSIZE_4 || + ((info->sq_size & (info->sq_size - 1)))) + return IRDMA_ERR_INVALID_SIZE; + + hw_sq_size = irdma_get_encoded_wqe_size(info->sq_size, + IRDMA_QUEUE_TYPE_CQP); + cqp->size = sizeof(*cqp); + cqp->sq_size = info->sq_size; + cqp->hw_sq_size = hw_sq_size; + cqp->sq_base = info->sq; + cqp->host_ctx = info->host_ctx; + cqp->sq_pa = info->sq_pa; + cqp->host_ctx_pa = info->host_ctx_pa; + cqp->dev = info->dev; + cqp->struct_ver = info->struct_ver; + cqp->hw_maj_ver = info->hw_maj_ver; + cqp->hw_min_ver = info->hw_min_ver; + cqp->scratch_array = info->scratch_array; + cqp->polarity = 0; + cqp->en_datacenter_tcp = info->en_datacenter_tcp; + cqp->ena_vf_count = info->ena_vf_count; + cqp->hmc_profile = info->hmc_profile; + cqp->ceqs_per_vf = info->ceqs_per_vf; + cqp->disable_packed = info->disable_packed; + cqp->rocev2_rto_policy = info->rocev2_rto_policy; + cqp->protocol_used = info->protocol_used; + memcpy(&cqp->dcqcn_params, &info->dcqcn_params, sizeof(cqp->dcqcn_params)); + info->dev->cqp = cqp; + + IRDMA_RING_INIT(cqp->sq_ring, cqp->sq_size); + cqp->dev->cqp_cmd_stats[IRDMA_OP_REQ_CMDS] = 0; + cqp->dev->cqp_cmd_stats[IRDMA_OP_CMPL_CMDS] = 0; + /* for the cqp commands backlog. */ + INIT_LIST_HEAD(&cqp->dev->cqp_cmd_head); + + writel(0, cqp->dev->hw_regs[IRDMA_CQPTAIL]); + writel(0, cqp->dev->hw_regs[IRDMA_CQPDB]); + writel(0, cqp->dev->hw_regs[IRDMA_CCQPSTATUS]); + + ibdev_dbg(to_ibdev(cqp->dev), + "WQE: sq_size[%04d] hw_sq_size[%04d] sq_base[%p] sq_pa[%pK] cqp[%p] polarity[x%04x]\n", + cqp->sq_size, cqp->hw_sq_size, cqp->sq_base, + (u64 *)(uintptr_t)cqp->sq_pa, cqp, cqp->polarity); + return 0; +} + +/** + * irdma_sc_cqp_create - create cqp during bringup + * @cqp: struct for cqp hw + * @maj_err: If error, major err number + * @min_err: If error, minor err number + */ +enum irdma_status_code irdma_sc_cqp_create(struct irdma_sc_cqp *cqp, u16 *maj_err, + u16 *min_err) +{ + u64 temp; + u8 hw_rev; + u32 cnt = 0, p1, p2, val = 0, err_code; + enum irdma_status_code ret_code; + + hw_rev = cqp->dev->hw_attrs.uk_attrs.hw_rev; + cqp->sdbuf.size = ALIGN(IRDMA_UPDATE_SD_BUFF_SIZE * cqp->sq_size, + IRDMA_SD_BUF_ALIGNMENT); + cqp->sdbuf.va = dma_alloc_coherent(cqp->dev->hw->device, + cqp->sdbuf.size, &cqp->sdbuf.pa, + GFP_KERNEL); + if (!cqp->sdbuf.va) + return IRDMA_ERR_NO_MEMORY; + + spin_lock_init(&cqp->dev->cqp_lock); + + temp = FIELD_PREP(IRDMA_CQPHC_SQSIZE, cqp->hw_sq_size) | + FIELD_PREP(IRDMA_CQPHC_SVER, cqp->struct_ver) | + FIELD_PREP(IRDMA_CQPHC_DISABLE_PFPDUS, cqp->disable_packed) | + FIELD_PREP(IRDMA_CQPHC_CEQPERVF, cqp->ceqs_per_vf); + if (hw_rev >= IRDMA_GEN_2) { + temp |= FIELD_PREP(IRDMA_CQPHC_ROCEV2_RTO_POLICY, + cqp->rocev2_rto_policy) | + FIELD_PREP(IRDMA_CQPHC_PROTOCOL_USED, + cqp->protocol_used); + } + + set_64bit_val(cqp->host_ctx, 0, temp); + set_64bit_val(cqp->host_ctx, 8, cqp->sq_pa); + + temp = FIELD_PREP(IRDMA_CQPHC_ENABLED_VFS, cqp->ena_vf_count) | + FIELD_PREP(IRDMA_CQPHC_HMC_PROFILE, cqp->hmc_profile); + set_64bit_val(cqp->host_ctx, 16, temp); + set_64bit_val(cqp->host_ctx, 24, (uintptr_t)cqp); + temp = FIELD_PREP(IRDMA_CQPHC_HW_MAJVER, cqp->hw_maj_ver) | + FIELD_PREP(IRDMA_CQPHC_HW_MINVER, cqp->hw_min_ver); + if (hw_rev >= IRDMA_GEN_2) { + temp |= FIELD_PREP(IRDMA_CQPHC_MIN_RATE, cqp->dcqcn_params.min_rate) | + FIELD_PREP(IRDMA_CQPHC_MIN_DEC_FACTOR, cqp->dcqcn_params.min_dec_factor); + } + set_64bit_val(cqp->host_ctx, 32, temp); + set_64bit_val(cqp->host_ctx, 40, 0); + temp = 0; + if (hw_rev >= IRDMA_GEN_2) { + temp |= FIELD_PREP(IRDMA_CQPHC_DCQCN_T, cqp->dcqcn_params.dcqcn_t) | + FIELD_PREP(IRDMA_CQPHC_RAI_FACTOR, cqp->dcqcn_params.rai_factor) | + FIELD_PREP(IRDMA_CQPHC_HAI_FACTOR, cqp->dcqcn_params.hai_factor); + } + set_64bit_val(cqp->host_ctx, 48, temp); + temp = 0; + if (hw_rev >= IRDMA_GEN_2) { + temp |= FIELD_PREP(IRDMA_CQPHC_DCQCN_B, cqp->dcqcn_params.dcqcn_b) | + FIELD_PREP(IRDMA_CQPHC_DCQCN_F, cqp->dcqcn_params.dcqcn_f) | + FIELD_PREP(IRDMA_CQPHC_CC_CFG_VALID, cqp->dcqcn_params.cc_cfg_valid) | + FIELD_PREP(IRDMA_CQPHC_RREDUCE_MPERIOD, cqp->dcqcn_params.rreduce_mperiod); + } + set_64bit_val(cqp->host_ctx, 56, temp); + print_hex_dump_debug("WQE: CQP_HOST_CTX WQE", DUMP_PREFIX_OFFSET, 16, + 8, cqp->host_ctx, IRDMA_CQP_CTX_SIZE * 8, false); + p1 = cqp->host_ctx_pa >> 32; + p2 = (u32)cqp->host_ctx_pa; + + writel(p1, cqp->dev->hw_regs[IRDMA_CCQPHIGH]); + writel(p2, cqp->dev->hw_regs[IRDMA_CCQPLOW]); + + do { + if (cnt++ > cqp->dev->hw_attrs.max_done_count) { + ret_code = IRDMA_ERR_TIMEOUT; + goto err; + } + udelay(cqp->dev->hw_attrs.max_sleep_count); + val = readl(cqp->dev->hw_regs[IRDMA_CCQPSTATUS]); + } while (!val); + + if (FLD_RS_32(cqp->dev, val, IRDMA_CCQPSTATUS_CCQP_ERR)) { + ret_code = IRDMA_ERR_DEVICE_NOT_SUPPORTED; + goto err; + } + + cqp->process_cqp_sds = irdma_update_sds_noccq; + return 0; + +err: + dma_free_coherent(cqp->dev->hw->device, cqp->sdbuf.size, + cqp->sdbuf.va, cqp->sdbuf.pa); + cqp->sdbuf.va = NULL; + err_code = readl(cqp->dev->hw_regs[IRDMA_CQPERRCODES]); + *min_err = FIELD_GET(IRDMA_CQPERRCODES_CQP_MINOR_CODE, err_code); + *maj_err = FIELD_GET(IRDMA_CQPERRCODES_CQP_MAJOR_CODE, err_code); + return ret_code; +} + +/** + * irdma_sc_cqp_post_sq - post of cqp's sq + * @cqp: struct for cqp hw + */ +void irdma_sc_cqp_post_sq(struct irdma_sc_cqp *cqp) +{ + writel(IRDMA_RING_CURRENT_HEAD(cqp->sq_ring), cqp->dev->cqp_db); + + ibdev_dbg(to_ibdev(cqp->dev), + "WQE: CQP SQ head 0x%x tail 0x%x size 0x%x\n", + cqp->sq_ring.head, cqp->sq_ring.tail, cqp->sq_ring.size); +} + +/** + * irdma_sc_cqp_get_next_send_wqe_idx - get next wqe on cqp sq + * and pass back index + * @cqp: CQP HW structure + * @scratch: private data for CQP WQE + * @wqe_idx: WQE index of CQP SQ + */ +__le64 *irdma_sc_cqp_get_next_send_wqe_idx(struct irdma_sc_cqp *cqp, u64 scratch, + u32 *wqe_idx) +{ + __le64 *wqe = NULL; + enum irdma_status_code ret_code; + + if (IRDMA_RING_FULL_ERR(cqp->sq_ring)) { + ibdev_dbg(to_ibdev(cqp->dev), + "WQE: CQP SQ is full, head 0x%x tail 0x%x size 0x%x\n", + cqp->sq_ring.head, cqp->sq_ring.tail, + cqp->sq_ring.size); + return NULL; + } + IRDMA_ATOMIC_RING_MOVE_HEAD(cqp->sq_ring, *wqe_idx, ret_code); + if (ret_code) + return NULL; + + cqp->dev->cqp_cmd_stats[IRDMA_OP_REQ_CMDS]++; + if (!*wqe_idx) + cqp->polarity = !cqp->polarity; + wqe = cqp->sq_base[*wqe_idx].elem; + cqp->scratch_array[*wqe_idx] = scratch; + IRDMA_CQP_INIT_WQE(wqe); + + return wqe; +} + +/** + * irdma_sc_cqp_destroy - destroy cqp during close + * @cqp: struct for cqp hw + */ +enum irdma_status_code irdma_sc_cqp_destroy(struct irdma_sc_cqp *cqp) +{ + u32 cnt = 0, val = 1; + enum irdma_status_code ret_code = 0; + + writel(0, cqp->dev->hw_regs[IRDMA_CCQPHIGH]); + writel(0, cqp->dev->hw_regs[IRDMA_CCQPLOW]); + do { + if (cnt++ > cqp->dev->hw_attrs.max_done_count) { + ret_code = IRDMA_ERR_TIMEOUT; + break; + } + udelay(cqp->dev->hw_attrs.max_sleep_count); + val = readl(cqp->dev->hw_regs[IRDMA_CCQPSTATUS]); + } while (FLD_RS_32(cqp->dev, val, IRDMA_CCQPSTATUS_CCQP_DONE)); + + dma_free_coherent(cqp->dev->hw->device, cqp->sdbuf.size, + cqp->sdbuf.va, cqp->sdbuf.pa); + cqp->sdbuf.va = NULL; + return ret_code; +} + +/** + * irdma_sc_ccq_arm - enable intr for control cq + * @ccq: ccq sc struct + */ +void irdma_sc_ccq_arm(struct irdma_sc_cq *ccq) +{ + u64 temp_val; + u16 sw_cq_sel; + u8 arm_next_se; + u8 arm_seq_num; + + get_64bit_val(ccq->cq_uk.shadow_area, 32, &temp_val); + sw_cq_sel = (u16)FIELD_GET(IRDMA_CQ_DBSA_SW_CQ_SELECT, temp_val); + arm_next_se = (u8)FIELD_GET(IRDMA_CQ_DBSA_ARM_NEXT_SE, temp_val); + arm_seq_num = (u8)FIELD_GET(IRDMA_CQ_DBSA_ARM_SEQ_NUM, temp_val); + arm_seq_num++; + temp_val = FIELD_PREP(IRDMA_CQ_DBSA_ARM_SEQ_NUM, arm_seq_num) | + FIELD_PREP(IRDMA_CQ_DBSA_SW_CQ_SELECT, sw_cq_sel) | + FIELD_PREP(IRDMA_CQ_DBSA_ARM_NEXT_SE, arm_next_se) | + FIELD_PREP(IRDMA_CQ_DBSA_ARM_NEXT, 1); + set_64bit_val(ccq->cq_uk.shadow_area, 32, temp_val); + + dma_wmb(); /* make sure shadow area is updated before arming */ + + writel(ccq->cq_uk.cq_id, ccq->dev->cq_arm_db); +} + +/** + * irdma_sc_ccq_get_cqe_info - get ccq's cq entry + * @ccq: ccq sc struct + * @info: completion q entry to return + */ +enum irdma_status_code irdma_sc_ccq_get_cqe_info(struct irdma_sc_cq *ccq, + struct irdma_ccq_cqe_info *info) +{ + u64 qp_ctx, temp, temp1; + __le64 *cqe; + struct irdma_sc_cqp *cqp; + u32 wqe_idx; + u32 error; + u8 polarity; + enum irdma_status_code ret_code = 0; + + if (ccq->cq_uk.avoid_mem_cflct) + cqe = IRDMA_GET_CURRENT_EXTENDED_CQ_ELEM(&ccq->cq_uk); + else + cqe = IRDMA_GET_CURRENT_CQ_ELEM(&ccq->cq_uk); + + get_64bit_val(cqe, 24, &temp); + polarity = (u8)FIELD_GET(IRDMA_CQ_VALID, temp); + if (polarity != ccq->cq_uk.polarity) + return IRDMA_ERR_Q_EMPTY; + + get_64bit_val(cqe, 8, &qp_ctx); + cqp = (struct irdma_sc_cqp *)(unsigned long)qp_ctx; + info->error = (bool)FIELD_GET(IRDMA_CQ_ERROR, temp); + info->maj_err_code = IRDMA_CQPSQ_MAJ_NO_ERROR; + info->min_err_code = (u16)FIELD_GET(IRDMA_CQ_MINERR, temp); + if (info->error) { + info->maj_err_code = (u16)FIELD_GET(IRDMA_CQ_MAJERR, temp); + error = readl(cqp->dev->hw_regs[IRDMA_CQPERRCODES]); + ibdev_dbg(to_ibdev(cqp->dev), + "CQP: CQPERRCODES error_code[x%08X]\n", error); + } + + wqe_idx = (u32)FIELD_GET(IRDMA_CQ_WQEIDX, temp); + info->scratch = cqp->scratch_array[wqe_idx]; + + get_64bit_val(cqe, 16, &temp1); + info->op_ret_val = (u32)FIELD_GET(IRDMA_CCQ_OPRETVAL, temp1); + get_64bit_val(cqp->sq_base[wqe_idx].elem, 24, &temp1); + info->op_code = (u8)FIELD_GET(IRDMA_CQPSQ_OPCODE, temp1); + info->cqp = cqp; + + /* move the head for cq */ + IRDMA_RING_MOVE_HEAD(ccq->cq_uk.cq_ring, ret_code); + if (!IRDMA_RING_CURRENT_HEAD(ccq->cq_uk.cq_ring)) + ccq->cq_uk.polarity ^= 1; + + /* update cq tail in cq shadow memory also */ + IRDMA_RING_MOVE_TAIL(ccq->cq_uk.cq_ring); + set_64bit_val(ccq->cq_uk.shadow_area, 0, + IRDMA_RING_CURRENT_HEAD(ccq->cq_uk.cq_ring)); + + dma_wmb(); /* make sure shadow area is updated before moving tail */ + + IRDMA_RING_MOVE_TAIL(cqp->sq_ring); + ccq->dev->cqp_cmd_stats[IRDMA_OP_CMPL_CMDS]++; + + return ret_code; +} + +/** + * irdma_sc_poll_for_cqp_op_done - Waits for last write to complete in CQP SQ + * @cqp: struct for cqp hw + * @op_code: cqp opcode for completion + * @compl_info: completion q entry to return + */ +enum irdma_status_code irdma_sc_poll_for_cqp_op_done(struct irdma_sc_cqp *cqp, u8 op_code, + struct irdma_ccq_cqe_info *compl_info) +{ + struct irdma_ccq_cqe_info info = {}; + struct irdma_sc_cq *ccq; + enum irdma_status_code ret_code = 0; + u32 cnt = 0; + + ccq = cqp->dev->ccq; + while (1) { + if (cnt++ > 100 * cqp->dev->hw_attrs.max_done_count) + return IRDMA_ERR_TIMEOUT; + + if (irdma_sc_ccq_get_cqe_info(ccq, &info)) { + udelay(cqp->dev->hw_attrs.max_sleep_count); + continue; + } + if (info.error && info.op_code != IRDMA_CQP_OP_QUERY_STAG) { + ret_code = IRDMA_ERR_CQP_COMPL_ERROR; + break; + } + /* make sure op code matches*/ + if (op_code == info.op_code) + break; + ibdev_dbg(to_ibdev(cqp->dev), + "WQE: opcode mismatch for my op code 0x%x, returned opcode %x\n", + op_code, info.op_code); + } + + if (compl_info) + memcpy(compl_info, &info, sizeof(*compl_info)); + + return ret_code; +} + +/** + * irdma_sc_manage_hmc_pm_func_table - manage of function table + * @cqp: struct for cqp hw + * @scratch: u64 saved to be used during cqp completion + * @info: info for the manage function table operation + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code +irdma_sc_manage_hmc_pm_func_table(struct irdma_sc_cqp *cqp, + struct irdma_hmc_fcn_info *info, + u64 scratch, bool post_sq) +{ + __le64 *wqe; + u64 hdr; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 0, 0); + set_64bit_val(wqe, 8, 0); + set_64bit_val(wqe, 16, 0); + set_64bit_val(wqe, 32, 0); + set_64bit_val(wqe, 40, 0); + set_64bit_val(wqe, 48, 0); + set_64bit_val(wqe, 56, 0); + + hdr = FIELD_PREP(IRDMA_CQPSQ_MHMC_VFIDX, info->vf_id) | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, + IRDMA_CQP_OP_MANAGE_HMC_PM_FUNC_TABLE) | + FIELD_PREP(IRDMA_CQPSQ_MHMC_FREEPMFN, info->free_fcn) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: MANAGE_HMC_PM_FUNC_TABLE WQE", + DUMP_PREFIX_OFFSET, 16, 8, wqe, + IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_commit_fpm_val_done - wait for cqp eqe completion + * for fpm commit + * @cqp: struct for cqp hw + */ +static enum irdma_status_code +irdma_sc_commit_fpm_val_done(struct irdma_sc_cqp *cqp) +{ + return irdma_sc_poll_for_cqp_op_done(cqp, IRDMA_CQP_OP_COMMIT_FPM_VAL, + NULL); +} + +/** + * irdma_sc_commit_fpm_val - cqp wqe for commit fpm values + * @cqp: struct for cqp hw + * @scratch: u64 saved to be used during cqp completion + * @hmc_fn_id: hmc function id + * @commit_fpm_mem: Memory for fpm values + * @post_sq: flag for cqp db to ring + * @wait_type: poll ccq or cqp registers for cqp completion + */ +static enum irdma_status_code +irdma_sc_commit_fpm_val(struct irdma_sc_cqp *cqp, u64 scratch, u8 hmc_fn_id, + struct irdma_dma_mem *commit_fpm_mem, bool post_sq, + u8 wait_type) +{ + __le64 *wqe; + u64 hdr; + u32 tail, val, error; + enum irdma_status_code ret_code = 0; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 16, hmc_fn_id); + set_64bit_val(wqe, 32, commit_fpm_mem->pa); + + hdr = FIELD_PREP(IRDMA_CQPSQ_BUFSIZE, IRDMA_COMMIT_FPM_BUF_SIZE) | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_COMMIT_FPM_VAL) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: COMMIT_FPM_VAL WQE", DUMP_PREFIX_OFFSET, + 16, 8, wqe, IRDMA_CQP_WQE_SIZE * 8, false); + irdma_get_cqp_reg_info(cqp, &val, &tail, &error); + + if (post_sq) { + irdma_sc_cqp_post_sq(cqp); + if (wait_type == IRDMA_CQP_WAIT_POLL_REGS) + ret_code = irdma_cqp_poll_registers(cqp, tail, + cqp->dev->hw_attrs.max_done_count); + else if (wait_type == IRDMA_CQP_WAIT_POLL_CQ) + ret_code = irdma_sc_commit_fpm_val_done(cqp); + } + + return ret_code; +} + +/** + * irdma_sc_query_fpm_val_done - poll for cqp wqe completion for + * query fpm + * @cqp: struct for cqp hw + */ +static enum irdma_status_code +irdma_sc_query_fpm_val_done(struct irdma_sc_cqp *cqp) +{ + return irdma_sc_poll_for_cqp_op_done(cqp, IRDMA_CQP_OP_QUERY_FPM_VAL, + NULL); +} + +/** + * irdma_sc_query_fpm_val - cqp wqe query fpm values + * @cqp: struct for cqp hw + * @scratch: u64 saved to be used during cqp completion + * @hmc_fn_id: hmc function id + * @query_fpm_mem: memory for return fpm values + * @post_sq: flag for cqp db to ring + * @wait_type: poll ccq or cqp registers for cqp completion + */ +static enum irdma_status_code +irdma_sc_query_fpm_val(struct irdma_sc_cqp *cqp, u64 scratch, u8 hmc_fn_id, + struct irdma_dma_mem *query_fpm_mem, bool post_sq, + u8 wait_type) +{ + __le64 *wqe; + u64 hdr; + u32 tail, val, error; + enum irdma_status_code ret_code = 0; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 16, hmc_fn_id); + set_64bit_val(wqe, 32, query_fpm_mem->pa); + + hdr = FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_QUERY_FPM_VAL) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: QUERY_FPM WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + irdma_get_cqp_reg_info(cqp, &val, &tail, &error); + + if (post_sq) { + irdma_sc_cqp_post_sq(cqp); + if (wait_type == IRDMA_CQP_WAIT_POLL_REGS) + ret_code = irdma_cqp_poll_registers(cqp, tail, + cqp->dev->hw_attrs.max_done_count); + else if (wait_type == IRDMA_CQP_WAIT_POLL_CQ) + ret_code = irdma_sc_query_fpm_val_done(cqp); + } + + return ret_code; +} + +/** + * irdma_sc_ceq_init - initialize ceq + * @ceq: ceq sc structure + * @info: ceq initialization info + */ +enum irdma_status_code irdma_sc_ceq_init(struct irdma_sc_ceq *ceq, + struct irdma_ceq_init_info *info) +{ + u32 pble_obj_cnt; + + if (info->elem_cnt < info->dev->hw_attrs.min_hw_ceq_size || + info->elem_cnt > info->dev->hw_attrs.max_hw_ceq_size) + return IRDMA_ERR_INVALID_SIZE; + + if (info->ceq_id > (info->dev->hmc_fpm_misc.max_ceqs - 1)) + return IRDMA_ERR_INVALID_CEQ_ID; + pble_obj_cnt = info->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt; + + if (info->virtual_map && info->first_pm_pbl_idx >= pble_obj_cnt) + return IRDMA_ERR_INVALID_PBLE_INDEX; + + ceq->size = sizeof(*ceq); + ceq->ceqe_base = (struct irdma_ceqe *)info->ceqe_base; + ceq->ceq_id = info->ceq_id; + ceq->dev = info->dev; + ceq->elem_cnt = info->elem_cnt; + ceq->ceq_elem_pa = info->ceqe_pa; + ceq->virtual_map = info->virtual_map; + ceq->itr_no_expire = info->itr_no_expire; + ceq->reg_cq = info->reg_cq; + ceq->reg_cq_size = 0; + spin_lock_init(&ceq->req_cq_lock); + ceq->pbl_chunk_size = (ceq->virtual_map ? info->pbl_chunk_size : 0); + ceq->first_pm_pbl_idx = (ceq->virtual_map ? info->first_pm_pbl_idx : 0); + ceq->pbl_list = (ceq->virtual_map ? info->pbl_list : NULL); + ceq->tph_en = info->tph_en; + ceq->tph_val = info->tph_val; + ceq->vsi = info->vsi; + ceq->polarity = 1; + IRDMA_RING_INIT(ceq->ceq_ring, ceq->elem_cnt); + ceq->dev->ceq[info->ceq_id] = ceq; + + return 0; +} + +/** + * irdma_sc_ceq_create - create ceq wqe + * @ceq: ceq sc structure + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ + +static enum irdma_status_code irdma_sc_ceq_create(struct irdma_sc_ceq *ceq, u64 scratch, + bool post_sq) +{ + struct irdma_sc_cqp *cqp; + __le64 *wqe; + u64 hdr; + + cqp = ceq->dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + set_64bit_val(wqe, 16, ceq->elem_cnt); + set_64bit_val(wqe, 32, + (ceq->virtual_map ? 0 : ceq->ceq_elem_pa)); + set_64bit_val(wqe, 48, + (ceq->virtual_map ? ceq->first_pm_pbl_idx : 0)); + set_64bit_val(wqe, 56, + FIELD_PREP(IRDMA_CQPSQ_TPHVAL, ceq->tph_val) | + FIELD_PREP(IRDMA_CQPSQ_VSIIDX, ceq->vsi->vsi_idx)); + hdr = FIELD_PREP(IRDMA_CQPSQ_CEQ_CEQID, ceq->ceq_id) | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_CREATE_CEQ) | + FIELD_PREP(IRDMA_CQPSQ_CEQ_LPBLSIZE, ceq->pbl_chunk_size) | + FIELD_PREP(IRDMA_CQPSQ_CEQ_VMAP, ceq->virtual_map) | + FIELD_PREP(IRDMA_CQPSQ_CEQ_ITRNOEXPIRE, ceq->itr_no_expire) | + FIELD_PREP(IRDMA_CQPSQ_TPHEN, ceq->tph_en) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: CEQ_CREATE WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_cceq_create_done - poll for control ceq wqe to complete + * @ceq: ceq sc structure + */ +static enum irdma_status_code +irdma_sc_cceq_create_done(struct irdma_sc_ceq *ceq) +{ + struct irdma_sc_cqp *cqp; + + cqp = ceq->dev->cqp; + return irdma_sc_poll_for_cqp_op_done(cqp, IRDMA_CQP_OP_CREATE_CEQ, + NULL); +} + +/** + * irdma_sc_cceq_destroy_done - poll for destroy cceq to complete + * @ceq: ceq sc structure + */ +enum irdma_status_code irdma_sc_cceq_destroy_done(struct irdma_sc_ceq *ceq) +{ + struct irdma_sc_cqp *cqp; + + if (ceq->reg_cq) + irdma_sc_remove_cq_ctx(ceq, ceq->dev->ccq); + + cqp = ceq->dev->cqp; + cqp->process_cqp_sds = irdma_update_sds_noccq; + + return irdma_sc_poll_for_cqp_op_done(cqp, IRDMA_CQP_OP_DESTROY_CEQ, + NULL); +} + +/** + * irdma_sc_cceq_create - create cceq + * @ceq: ceq sc structure + * @scratch: u64 saved to be used during cqp completion + */ +enum irdma_status_code irdma_sc_cceq_create(struct irdma_sc_ceq *ceq, u64 scratch) +{ + enum irdma_status_code ret_code; + struct irdma_sc_dev *dev = ceq->dev; + + dev->ccq->vsi = ceq->vsi; + if (ceq->reg_cq) { + ret_code = irdma_sc_add_cq_ctx(ceq, ceq->dev->ccq); + if (ret_code) + return ret_code; + } + + ret_code = irdma_sc_ceq_create(ceq, scratch, true); + if (!ret_code) + return irdma_sc_cceq_create_done(ceq); + + return ret_code; +} + +/** + * irdma_sc_ceq_destroy - destroy ceq + * @ceq: ceq sc structure + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +enum irdma_status_code irdma_sc_ceq_destroy(struct irdma_sc_ceq *ceq, u64 scratch, + bool post_sq) +{ + struct irdma_sc_cqp *cqp; + __le64 *wqe; + u64 hdr; + + cqp = ceq->dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 16, ceq->elem_cnt); + set_64bit_val(wqe, 48, ceq->first_pm_pbl_idx); + hdr = ceq->ceq_id | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_DESTROY_CEQ) | + FIELD_PREP(IRDMA_CQPSQ_CEQ_LPBLSIZE, ceq->pbl_chunk_size) | + FIELD_PREP(IRDMA_CQPSQ_CEQ_VMAP, ceq->virtual_map) | + FIELD_PREP(IRDMA_CQPSQ_TPHEN, ceq->tph_en) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: CEQ_DESTROY WQE", DUMP_PREFIX_OFFSET, 16, + 8, wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_process_ceq - process ceq + * @dev: sc device struct + * @ceq: ceq sc structure + * + * It is expected caller serializes this function with cleanup_ceqes() + * because these functions manipulate the same ceq + */ +void *irdma_sc_process_ceq(struct irdma_sc_dev *dev, struct irdma_sc_ceq *ceq) +{ + u64 temp; + __le64 *ceqe; + struct irdma_sc_cq *cq = NULL; + struct irdma_sc_cq *temp_cq; + u8 polarity; + u32 cq_idx; + unsigned long flags; + + do { + cq_idx = 0; + ceqe = IRDMA_GET_CURRENT_CEQ_ELEM(ceq); + get_64bit_val(ceqe, 0, &temp); + polarity = (u8)FIELD_GET(IRDMA_CEQE_VALID, temp); + if (polarity != ceq->polarity) + return NULL; + + temp_cq = (struct irdma_sc_cq *)(unsigned long)(temp << 1); + if (!temp_cq) { + cq_idx = IRDMA_INVALID_CQ_IDX; + IRDMA_RING_MOVE_TAIL(ceq->ceq_ring); + + if (!IRDMA_RING_CURRENT_TAIL(ceq->ceq_ring)) + ceq->polarity ^= 1; + continue; + } + + cq = temp_cq; + if (ceq->reg_cq) { + spin_lock_irqsave(&ceq->req_cq_lock, flags); + cq_idx = irdma_sc_find_reg_cq(ceq, cq); + spin_unlock_irqrestore(&ceq->req_cq_lock, flags); + } + + IRDMA_RING_MOVE_TAIL(ceq->ceq_ring); + if (!IRDMA_RING_CURRENT_TAIL(ceq->ceq_ring)) + ceq->polarity ^= 1; + } while (cq_idx == IRDMA_INVALID_CQ_IDX); + + if (cq) + irdma_sc_cq_ack(cq); + return cq; +} + +/** + * irdma_sc_cleanup_ceqes - clear the valid ceqes ctx matching the cq + * @cq: cq for which the ceqes need to be cleaned up + * @ceq: ceq ptr + * + * The function is called after the cq is destroyed to cleanup + * its pending ceqe entries. It is expected caller serializes this + * function with process_ceq() in interrupt context. + */ +void irdma_sc_cleanup_ceqes(struct irdma_sc_cq *cq, struct irdma_sc_ceq *ceq) +{ + struct irdma_sc_cq *next_cq; + u8 ceq_polarity = ceq->polarity; + __le64 *ceqe; + u8 polarity; + u64 temp; + int next; + u32 i; + + next = IRDMA_RING_GET_NEXT_TAIL(ceq->ceq_ring, 0); + + for (i = 1; i <= IRDMA_RING_SIZE(*ceq); i++) { + ceqe = IRDMA_GET_CEQ_ELEM_AT_POS(ceq, next); + + get_64bit_val(ceqe, 0, &temp); + polarity = (u8)FIELD_GET(IRDMA_CEQE_VALID, temp); + if (polarity != ceq_polarity) + return; + + next_cq = (struct irdma_sc_cq *)(unsigned long)(temp << 1); + if (cq == next_cq) + set_64bit_val(ceqe, 0, temp & IRDMA_CEQE_VALID); + + next = IRDMA_RING_GET_NEXT_TAIL(ceq->ceq_ring, i); + if (!next) + ceq_polarity ^= 1; + } +} + +/** + * irdma_sc_aeq_init - initialize aeq + * @aeq: aeq structure ptr + * @info: aeq initialization info + */ +enum irdma_status_code irdma_sc_aeq_init(struct irdma_sc_aeq *aeq, + struct irdma_aeq_init_info *info) +{ + u32 pble_obj_cnt; + + if (info->elem_cnt < info->dev->hw_attrs.min_hw_aeq_size || + info->elem_cnt > info->dev->hw_attrs.max_hw_aeq_size) + return IRDMA_ERR_INVALID_SIZE; + + pble_obj_cnt = info->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt; + + if (info->virtual_map && info->first_pm_pbl_idx >= pble_obj_cnt) + return IRDMA_ERR_INVALID_PBLE_INDEX; + + aeq->size = sizeof(*aeq); + aeq->polarity = 1; + aeq->aeqe_base = (struct irdma_sc_aeqe *)info->aeqe_base; + aeq->dev = info->dev; + aeq->elem_cnt = info->elem_cnt; + aeq->aeq_elem_pa = info->aeq_elem_pa; + IRDMA_RING_INIT(aeq->aeq_ring, aeq->elem_cnt); + aeq->virtual_map = info->virtual_map; + aeq->pbl_list = (aeq->virtual_map ? info->pbl_list : NULL); + aeq->pbl_chunk_size = (aeq->virtual_map ? info->pbl_chunk_size : 0); + aeq->first_pm_pbl_idx = (aeq->virtual_map ? info->first_pm_pbl_idx : 0); + aeq->msix_idx = info->msix_idx; + info->dev->aeq = aeq; + + return 0; +} + +/** + * irdma_sc_aeq_create - create aeq + * @aeq: aeq structure ptr + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code irdma_sc_aeq_create(struct irdma_sc_aeq *aeq, + u64 scratch, bool post_sq) +{ + __le64 *wqe; + struct irdma_sc_cqp *cqp; + u64 hdr; + + cqp = aeq->dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + set_64bit_val(wqe, 16, aeq->elem_cnt); + set_64bit_val(wqe, 32, + (aeq->virtual_map ? 0 : aeq->aeq_elem_pa)); + set_64bit_val(wqe, 48, + (aeq->virtual_map ? aeq->first_pm_pbl_idx : 0)); + + hdr = FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_CREATE_AEQ) | + FIELD_PREP(IRDMA_CQPSQ_AEQ_LPBLSIZE, aeq->pbl_chunk_size) | + FIELD_PREP(IRDMA_CQPSQ_AEQ_VMAP, aeq->virtual_map) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: AEQ_CREATE WQE", DUMP_PREFIX_OFFSET, 16, 8, + wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_sc_aeq_destroy - destroy aeq during close + * @aeq: aeq structure ptr + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +static enum irdma_status_code irdma_sc_aeq_destroy(struct irdma_sc_aeq *aeq, + u64 scratch, bool post_sq) +{ + __le64 *wqe; + struct irdma_sc_cqp *cqp; + struct irdma_sc_dev *dev; + u64 hdr; + + dev = aeq->dev; + writel(0, dev->hw_regs[IRDMA_PFINT_AEQCTL]); + + cqp = dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + set_64bit_val(wqe, 16, aeq->elem_cnt); + set_64bit_val(wqe, 48, aeq->first_pm_pbl_idx); + hdr = FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_DESTROY_AEQ) | + FIELD_PREP(IRDMA_CQPSQ_AEQ_LPBLSIZE, aeq->pbl_chunk_size) | + FIELD_PREP(IRDMA_CQPSQ_AEQ_VMAP, aeq->virtual_map) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: AEQ_DESTROY WQE", DUMP_PREFIX_OFFSET, 16, + 8, wqe, IRDMA_CQP_WQE_SIZE * 8, false); + if (post_sq) + irdma_sc_cqp_post_sq(cqp); + return 0; +} + +/** + * irdma_sc_get_next_aeqe - get next aeq entry + * @aeq: aeq structure ptr + * @info: aeqe info to be returned + */ +enum irdma_status_code irdma_sc_get_next_aeqe(struct irdma_sc_aeq *aeq, + struct irdma_aeqe_info *info) +{ + u64 temp, compl_ctx; + __le64 *aeqe; + u16 wqe_idx; + u8 ae_src; + u8 polarity; + + aeqe = IRDMA_GET_CURRENT_AEQ_ELEM(aeq); + get_64bit_val(aeqe, 0, &compl_ctx); + get_64bit_val(aeqe, 8, &temp); + polarity = (u8)FIELD_GET(IRDMA_AEQE_VALID, temp); + + if (aeq->polarity != polarity) + return IRDMA_ERR_Q_EMPTY; + + print_hex_dump_debug("WQE: AEQ_ENTRY WQE", DUMP_PREFIX_OFFSET, 16, 8, + aeqe, 16, false); + + ae_src = (u8)FIELD_GET(IRDMA_AEQE_AESRC, temp); + wqe_idx = (u16)FIELD_GET(IRDMA_AEQE_WQDESCIDX, temp); + info->qp_cq_id = (u32)FIELD_GET(IRDMA_AEQE_QPCQID_LOW, temp) | + ((u32)FIELD_GET(IRDMA_AEQE_QPCQID_HI, temp) << 18); + info->ae_id = (u16)FIELD_GET(IRDMA_AEQE_AECODE, temp); + info->tcp_state = (u8)FIELD_GET(IRDMA_AEQE_TCPSTATE, temp); + info->iwarp_state = (u8)FIELD_GET(IRDMA_AEQE_IWSTATE, temp); + info->q2_data_written = (u8)FIELD_GET(IRDMA_AEQE_Q2DATA, temp); + info->aeqe_overflow = (bool)FIELD_GET(IRDMA_AEQE_OVERFLOW, temp); + + info->ae_src = ae_src; + switch (info->ae_id) { + case IRDMA_AE_PRIV_OPERATION_DENIED: + case IRDMA_AE_AMP_INVALIDATE_TYPE1_MW: + case IRDMA_AE_AMP_MWBIND_ZERO_BASED_TYPE1_MW: + case IRDMA_AE_AMP_FASTREG_INVALID_PBL_HPS_CFG: + case IRDMA_AE_AMP_FASTREG_PBLE_MISMATCH: + case IRDMA_AE_UDA_XMIT_DGRAM_TOO_LONG: + case IRDMA_AE_UDA_XMIT_BAD_PD: + case IRDMA_AE_UDA_XMIT_DGRAM_TOO_SHORT: + case IRDMA_AE_BAD_CLOSE: + case IRDMA_AE_RDMA_READ_WHILE_ORD_ZERO: + case IRDMA_AE_STAG_ZERO_INVALID: + case IRDMA_AE_IB_RREQ_AND_Q1_FULL: + case IRDMA_AE_IB_INVALID_REQUEST: + case IRDMA_AE_WQE_UNEXPECTED_OPCODE: + case IRDMA_AE_IB_REMOTE_ACCESS_ERROR: + case IRDMA_AE_IB_REMOTE_OP_ERROR: + case IRDMA_AE_DDP_UBE_INVALID_DDP_VERSION: + case IRDMA_AE_DDP_UBE_INVALID_MO: + case IRDMA_AE_DDP_UBE_INVALID_QN: + case IRDMA_AE_DDP_NO_L_BIT: + case IRDMA_AE_RDMAP_ROE_INVALID_RDMAP_VERSION: + case IRDMA_AE_RDMAP_ROE_UNEXPECTED_OPCODE: + case IRDMA_AE_ROE_INVALID_RDMA_READ_REQUEST: + case IRDMA_AE_ROE_INVALID_RDMA_WRITE_OR_READ_RESP: + case IRDMA_AE_ROCE_RSP_LENGTH_ERROR: + case IRDMA_AE_INVALID_ARP_ENTRY: + case IRDMA_AE_INVALID_TCP_OPTION_RCVD: + case IRDMA_AE_STALE_ARP_ENTRY: + case IRDMA_AE_INVALID_AH_ENTRY: + case IRDMA_AE_LLP_RECEIVED_MPA_CRC_ERROR: + case IRDMA_AE_LLP_SEGMENT_TOO_SMALL: + case IRDMA_AE_LLP_TOO_MANY_RETRIES: + case IRDMA_AE_LLP_DOUBT_REACHABILITY: + case IRDMA_AE_LLP_CONNECTION_ESTABLISHED: + case IRDMA_AE_RESET_SENT: + case IRDMA_AE_TERMINATE_SENT: + case IRDMA_AE_RESET_NOT_SENT: + case IRDMA_AE_LCE_QP_CATASTROPHIC: + case IRDMA_AE_QP_SUSPEND_COMPLETE: + case IRDMA_AE_UDA_L4LEN_INVALID: + info->qp = true; + info->compl_ctx = compl_ctx; + break; + case IRDMA_AE_LCE_CQ_CATASTROPHIC: + info->cq = true; + info->compl_ctx = compl_ctx << 1; + ae_src = IRDMA_AE_SOURCE_RSVD; + break; + case IRDMA_AE_ROCE_EMPTY_MCG: + case IRDMA_AE_ROCE_BAD_MC_IP_ADDR: + case IRDMA_AE_ROCE_BAD_MC_QPID: + case IRDMA_AE_MCG_QP_PROTOCOL_MISMATCH: + fallthrough; + case IRDMA_AE_LLP_CONNECTION_RESET: + case IRDMA_AE_LLP_SYN_RECEIVED: + case IRDMA_AE_LLP_FIN_RECEIVED: + case IRDMA_AE_LLP_CLOSE_COMPLETE: + case IRDMA_AE_LLP_TERMINATE_RECEIVED: + case IRDMA_AE_RDMAP_ROE_BAD_LLP_CLOSE: + ae_src = IRDMA_AE_SOURCE_RSVD; + info->qp = true; + info->compl_ctx = compl_ctx; + break; + default: + break; + } + + switch (ae_src) { + case IRDMA_AE_SOURCE_RQ: + case IRDMA_AE_SOURCE_RQ_0011: + info->qp = true; + info->rq = true; + info->wqe_idx = wqe_idx; + info->compl_ctx = compl_ctx; + break; + case IRDMA_AE_SOURCE_CQ: + case IRDMA_AE_SOURCE_CQ_0110: + case IRDMA_AE_SOURCE_CQ_1010: + case IRDMA_AE_SOURCE_CQ_1110: + info->cq = true; + info->compl_ctx = compl_ctx << 1; + break; + case IRDMA_AE_SOURCE_SQ: + case IRDMA_AE_SOURCE_SQ_0111: + info->qp = true; + info->sq = true; + info->wqe_idx = wqe_idx; + info->compl_ctx = compl_ctx; + break; + case IRDMA_AE_SOURCE_IN_RR_WR: + case IRDMA_AE_SOURCE_IN_RR_WR_1011: + info->qp = true; + info->compl_ctx = compl_ctx; + info->in_rdrsp_wr = true; + break; + case IRDMA_AE_SOURCE_OUT_RR: + case IRDMA_AE_SOURCE_OUT_RR_1111: + info->qp = true; + info->compl_ctx = compl_ctx; + info->out_rdrsp = true; + break; + case IRDMA_AE_SOURCE_RSVD: + default: + break; + } + + IRDMA_RING_MOVE_TAIL(aeq->aeq_ring); + if (!IRDMA_RING_CURRENT_TAIL(aeq->aeq_ring)) + aeq->polarity ^= 1; + + return 0; +} + +/** + * irdma_sc_repost_aeq_entries - repost completed aeq entries + * @dev: sc device struct + * @count: allocate count + */ +enum irdma_status_code irdma_sc_repost_aeq_entries(struct irdma_sc_dev *dev, u32 count) +{ + writel(count, dev->hw_regs[IRDMA_AEQALLOC]); + + return 0; +} + +/** + * irdma_sc_ccq_init - initialize control cq + * @cq: sc's cq ctruct + * @info: info for control cq initialization + */ +enum irdma_status_code irdma_sc_ccq_init(struct irdma_sc_cq *cq, + struct irdma_ccq_init_info *info) +{ + u32 pble_obj_cnt; + + if (info->num_elem < info->dev->hw_attrs.uk_attrs.min_hw_cq_size || + info->num_elem > info->dev->hw_attrs.uk_attrs.max_hw_cq_size) + return IRDMA_ERR_INVALID_SIZE; + + if (info->ceq_id > (info->dev->hmc_fpm_misc.max_ceqs - 1)) + return IRDMA_ERR_INVALID_CEQ_ID; + + pble_obj_cnt = info->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt; + + if (info->virtual_map && info->first_pm_pbl_idx >= pble_obj_cnt) + return IRDMA_ERR_INVALID_PBLE_INDEX; + + cq->cq_pa = info->cq_pa; + cq->cq_uk.cq_base = info->cq_base; + cq->shadow_area_pa = info->shadow_area_pa; + cq->cq_uk.shadow_area = info->shadow_area; + cq->shadow_read_threshold = info->shadow_read_threshold; + cq->dev = info->dev; + cq->ceq_id = info->ceq_id; + cq->cq_uk.cq_size = info->num_elem; + cq->cq_type = IRDMA_CQ_TYPE_CQP; + cq->ceqe_mask = info->ceqe_mask; + IRDMA_RING_INIT(cq->cq_uk.cq_ring, info->num_elem); + cq->cq_uk.cq_id = 0; /* control cq is id 0 always */ + cq->ceq_id_valid = info->ceq_id_valid; + cq->tph_en = info->tph_en; + cq->tph_val = info->tph_val; + cq->cq_uk.avoid_mem_cflct = info->avoid_mem_cflct; + cq->pbl_list = info->pbl_list; + cq->virtual_map = info->virtual_map; + cq->pbl_chunk_size = info->pbl_chunk_size; + cq->first_pm_pbl_idx = info->first_pm_pbl_idx; + cq->cq_uk.polarity = true; + cq->vsi = info->vsi; + cq->cq_uk.cq_ack_db = cq->dev->cq_ack_db; + + /* Only applicable to CQs other than CCQ so initialize to zero */ + cq->cq_uk.cqe_alloc_db = NULL; + + info->dev->ccq = cq; + return 0; +} + +/** + * irdma_sc_ccq_create_done - poll cqp for ccq create + * @ccq: ccq sc struct + */ +static inline enum irdma_status_code irdma_sc_ccq_create_done(struct irdma_sc_cq *ccq) +{ + struct irdma_sc_cqp *cqp; + + cqp = ccq->dev->cqp; + + return irdma_sc_poll_for_cqp_op_done(cqp, IRDMA_CQP_OP_CREATE_CQ, NULL); +} + +/** + * irdma_sc_ccq_create - create control cq + * @ccq: ccq sc struct + * @scratch: u64 saved to be used during cqp completion + * @check_overflow: overlow flag for ccq + * @post_sq: flag for cqp db to ring + */ +enum irdma_status_code irdma_sc_ccq_create(struct irdma_sc_cq *ccq, u64 scratch, + bool check_overflow, bool post_sq) +{ + enum irdma_status_code ret_code; + + ret_code = irdma_sc_cq_create(ccq, scratch, check_overflow, post_sq); + if (ret_code) + return ret_code; + + if (post_sq) { + ret_code = irdma_sc_ccq_create_done(ccq); + if (ret_code) + return ret_code; + } + ccq->dev->cqp->process_cqp_sds = irdma_cqp_sds_cmd; + + return 0; +} + +/** + * irdma_sc_ccq_destroy - destroy ccq during close + * @ccq: ccq sc struct + * @scratch: u64 saved to be used during cqp completion + * @post_sq: flag for cqp db to ring + */ +enum irdma_status_code irdma_sc_ccq_destroy(struct irdma_sc_cq *ccq, u64 scratch, + bool post_sq) +{ + struct irdma_sc_cqp *cqp; + __le64 *wqe; + u64 hdr; + enum irdma_status_code ret_code = 0; + u32 tail, val, error; + + cqp = ccq->dev->cqp; + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 0, ccq->cq_uk.cq_size); + set_64bit_val(wqe, 8, (uintptr_t)ccq >> 1); + set_64bit_val(wqe, 40, ccq->shadow_area_pa); + + hdr = ccq->cq_uk.cq_id | + FLD_LS_64(ccq->dev, (ccq->ceq_id_valid ? ccq->ceq_id : 0), + IRDMA_CQPSQ_CQ_CEQID) | + FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_DESTROY_CQ) | + FIELD_PREP(IRDMA_CQPSQ_CQ_ENCEQEMASK, ccq->ceqe_mask) | + FIELD_PREP(IRDMA_CQPSQ_CQ_CEQIDVALID, ccq->ceq_id_valid) | + FIELD_PREP(IRDMA_CQPSQ_TPHEN, ccq->tph_en) | + FIELD_PREP(IRDMA_CQPSQ_CQ_AVOIDMEMCNFLCT, ccq->cq_uk.avoid_mem_cflct) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: CCQ_DESTROY WQE", DUMP_PREFIX_OFFSET, 16, + 8, wqe, IRDMA_CQP_WQE_SIZE * 8, false); + irdma_get_cqp_reg_info(cqp, &val, &tail, &error); + + if (post_sq) { + irdma_sc_cqp_post_sq(cqp); + ret_code = irdma_cqp_poll_registers(cqp, tail, + cqp->dev->hw_attrs.max_done_count); + } + + cqp->process_cqp_sds = irdma_update_sds_noccq; + + return ret_code; +} + +/** + * irdma_sc_init_iw_hmc() - queries fpm values using cqp and populates hmc_info + * @dev : ptr to irdma_dev struct + * @hmc_fn_id: hmc function id + */ +enum irdma_status_code irdma_sc_init_iw_hmc(struct irdma_sc_dev *dev, + u8 hmc_fn_id) +{ + struct irdma_hmc_info *hmc_info; + struct irdma_hmc_fpm_misc *hmc_fpm_misc; + struct irdma_dma_mem query_fpm_mem; + enum irdma_status_code ret_code = 0; + u8 wait_type; + + hmc_info = dev->hmc_info; + hmc_fpm_misc = &dev->hmc_fpm_misc; + query_fpm_mem.pa = dev->fpm_query_buf_pa; + query_fpm_mem.va = dev->fpm_query_buf; + hmc_info->hmc_fn_id = hmc_fn_id; + wait_type = (u8)IRDMA_CQP_WAIT_POLL_REGS; + + ret_code = irdma_sc_query_fpm_val(dev->cqp, 0, hmc_info->hmc_fn_id, + &query_fpm_mem, true, wait_type); + if (ret_code) + return ret_code; + + /* parse the fpm_query_buf and fill hmc obj info */ + ret_code = irdma_sc_parse_fpm_query_buf(dev, query_fpm_mem.va, hmc_info, + hmc_fpm_misc); + + print_hex_dump_debug("HMC: QUERY FPM BUFFER", DUMP_PREFIX_OFFSET, 16, + 8, query_fpm_mem.va, IRDMA_QUERY_FPM_BUF_SIZE, + false); + return ret_code; +} + +/** + * irdma_sc_cfg_iw_fpm() - commits hmc obj cnt values using cqp + * command and populates fpm base address in hmc_info + * @dev : ptr to irdma_dev struct + * @hmc_fn_id: hmc function id + */ +static enum irdma_status_code irdma_sc_cfg_iw_fpm(struct irdma_sc_dev *dev, + u8 hmc_fn_id) +{ + struct irdma_hmc_info *hmc_info; + struct irdma_hmc_obj_info *obj_info; + __le64 *buf; + struct irdma_dma_mem commit_fpm_mem; + enum irdma_status_code ret_code = 0; + u8 wait_type; + + hmc_info = dev->hmc_info; + obj_info = hmc_info->hmc_obj; + buf = dev->fpm_commit_buf; + + set_64bit_val(buf, 0, (u64)obj_info[IRDMA_HMC_IW_QP].cnt); + set_64bit_val(buf, 8, (u64)obj_info[IRDMA_HMC_IW_CQ].cnt); + set_64bit_val(buf, 16, (u64)0); /* RSRVD */ + set_64bit_val(buf, 24, (u64)obj_info[IRDMA_HMC_IW_HTE].cnt); + set_64bit_val(buf, 32, (u64)obj_info[IRDMA_HMC_IW_ARP].cnt); + set_64bit_val(buf, 40, (u64)0); /* RSVD */ + set_64bit_val(buf, 48, (u64)obj_info[IRDMA_HMC_IW_MR].cnt); + set_64bit_val(buf, 56, (u64)obj_info[IRDMA_HMC_IW_XF].cnt); + set_64bit_val(buf, 64, (u64)obj_info[IRDMA_HMC_IW_XFFL].cnt); + set_64bit_val(buf, 72, (u64)obj_info[IRDMA_HMC_IW_Q1].cnt); + set_64bit_val(buf, 80, (u64)obj_info[IRDMA_HMC_IW_Q1FL].cnt); + set_64bit_val(buf, 88, + (u64)obj_info[IRDMA_HMC_IW_TIMER].cnt); + set_64bit_val(buf, 96, + (u64)obj_info[IRDMA_HMC_IW_FSIMC].cnt); + set_64bit_val(buf, 104, + (u64)obj_info[IRDMA_HMC_IW_FSIAV].cnt); + set_64bit_val(buf, 112, + (u64)obj_info[IRDMA_HMC_IW_PBLE].cnt); + set_64bit_val(buf, 120, (u64)0); /* RSVD */ + set_64bit_val(buf, 128, (u64)obj_info[IRDMA_HMC_IW_RRF].cnt); + set_64bit_val(buf, 136, + (u64)obj_info[IRDMA_HMC_IW_RRFFL].cnt); + set_64bit_val(buf, 144, (u64)obj_info[IRDMA_HMC_IW_HDR].cnt); + set_64bit_val(buf, 152, (u64)obj_info[IRDMA_HMC_IW_MD].cnt); + set_64bit_val(buf, 160, + (u64)obj_info[IRDMA_HMC_IW_OOISC].cnt); + set_64bit_val(buf, 168, + (u64)obj_info[IRDMA_HMC_IW_OOISCFFL].cnt); + + commit_fpm_mem.pa = dev->fpm_commit_buf_pa; + commit_fpm_mem.va = dev->fpm_commit_buf; + + wait_type = (u8)IRDMA_CQP_WAIT_POLL_REGS; + print_hex_dump_debug("HMC: COMMIT FPM BUFFER", DUMP_PREFIX_OFFSET, 16, + 8, commit_fpm_mem.va, IRDMA_COMMIT_FPM_BUF_SIZE, + false); + ret_code = irdma_sc_commit_fpm_val(dev->cqp, 0, hmc_info->hmc_fn_id, + &commit_fpm_mem, true, wait_type); + if (!ret_code) + ret_code = irdma_sc_parse_fpm_commit_buf(dev, dev->fpm_commit_buf, + hmc_info->hmc_obj, + &hmc_info->sd_table.sd_cnt); + print_hex_dump_debug("HMC: COMMIT FPM BUFFER", DUMP_PREFIX_OFFSET, 16, + 8, commit_fpm_mem.va, IRDMA_COMMIT_FPM_BUF_SIZE, + false); + + return ret_code; +} + +/** + * cqp_sds_wqe_fill - fill cqp wqe doe sd + * @cqp: struct for cqp hw + * @info: sd info for wqe + * @scratch: u64 saved to be used during cqp completion + */ +static enum irdma_status_code +cqp_sds_wqe_fill(struct irdma_sc_cqp *cqp, struct irdma_update_sds_info *info, + u64 scratch) +{ + u64 data; + u64 hdr; + __le64 *wqe; + int mem_entries, wqe_entries; + struct irdma_dma_mem *sdbuf = &cqp->sdbuf; + u64 offset = 0; + u32 wqe_idx; + + wqe = irdma_sc_cqp_get_next_send_wqe_idx(cqp, scratch, &wqe_idx); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + wqe_entries = (info->cnt > 3) ? 3 : info->cnt; + mem_entries = info->cnt - wqe_entries; + + if (mem_entries) { + offset = wqe_idx * IRDMA_UPDATE_SD_BUFF_SIZE; + memcpy(((char *)sdbuf->va + offset), &info->entry[3], mem_entries << 4); + + data = (u64)sdbuf->pa + offset; + } else { + data = 0; + } + data |= FIELD_PREP(IRDMA_CQPSQ_UPESD_HMCFNID, info->hmc_fn_id); + set_64bit_val(wqe, 16, data); + + switch (wqe_entries) { + case 3: + set_64bit_val(wqe, 48, + (FIELD_PREP(IRDMA_CQPSQ_UPESD_SDCMD, info->entry[2].cmd) | + FIELD_PREP(IRDMA_CQPSQ_UPESD_ENTRY_VALID, 1))); + + set_64bit_val(wqe, 56, info->entry[2].data); + fallthrough; + case 2: + set_64bit_val(wqe, 32, + (FIELD_PREP(IRDMA_CQPSQ_UPESD_SDCMD, info->entry[1].cmd) | + FIELD_PREP(IRDMA_CQPSQ_UPESD_ENTRY_VALID, 1))); + + set_64bit_val(wqe, 40, info->entry[1].data); + fallthrough; + case 1: + set_64bit_val(wqe, 0, + FIELD_PREP(IRDMA_CQPSQ_UPESD_SDCMD, info->entry[0].cmd)); + + set_64bit_val(wqe, 8, info->entry[0].data); + break; + default: + break; + } + + hdr = FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_UPDATE_PE_SDS) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity) | + FIELD_PREP(IRDMA_CQPSQ_UPESD_ENTRY_COUNT, mem_entries); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + if (mem_entries) + print_hex_dump_debug("WQE: UPDATE_PE_SDS WQE Buffer", + DUMP_PREFIX_OFFSET, 16, 8, + (char *)sdbuf->va + offset, + mem_entries << 4, false); + + print_hex_dump_debug("WQE: UPDATE_PE_SDS WQE", DUMP_PREFIX_OFFSET, 16, + 8, wqe, IRDMA_CQP_WQE_SIZE * 8, false); + + return 0; +} + +/** + * irdma_update_pe_sds - cqp wqe for sd + * @dev: ptr to irdma_dev struct + * @info: sd info for sd's + * @scratch: u64 saved to be used during cqp completion + */ +static enum irdma_status_code +irdma_update_pe_sds(struct irdma_sc_dev *dev, + struct irdma_update_sds_info *info, u64 scratch) +{ + struct irdma_sc_cqp *cqp = dev->cqp; + enum irdma_status_code ret_code; + + ret_code = cqp_sds_wqe_fill(cqp, info, scratch); + if (!ret_code) + irdma_sc_cqp_post_sq(cqp); + + return ret_code; +} + +/** + * irdma_update_sds_noccq - update sd before ccq created + * @dev: sc device struct + * @info: sd info for sd's + */ +enum irdma_status_code +irdma_update_sds_noccq(struct irdma_sc_dev *dev, + struct irdma_update_sds_info *info) +{ + u32 error, val, tail; + struct irdma_sc_cqp *cqp = dev->cqp; + enum irdma_status_code ret_code; + + ret_code = cqp_sds_wqe_fill(cqp, info, 0); + if (ret_code) + return ret_code; + + irdma_get_cqp_reg_info(cqp, &val, &tail, &error); + + irdma_sc_cqp_post_sq(cqp); + return irdma_cqp_poll_registers(cqp, tail, + cqp->dev->hw_attrs.max_done_count); +} + +/** + * irdma_sc_static_hmc_pages_allocated - cqp wqe to allocate hmc pages + * @cqp: struct for cqp hw + * @scratch: u64 saved to be used during cqp completion + * @hmc_fn_id: hmc function id + * @post_sq: flag for cqp db to ring + * @poll_registers: flag to poll register for cqp completion + */ +enum irdma_status_code +irdma_sc_static_hmc_pages_allocated(struct irdma_sc_cqp *cqp, u64 scratch, + u8 hmc_fn_id, bool post_sq, + bool poll_registers) +{ + u64 hdr; + __le64 *wqe; + u32 tail, val, error; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + set_64bit_val(wqe, 16, + FIELD_PREP(IRDMA_SHMC_PAGE_ALLOCATED_HMC_FN_ID, hmc_fn_id)); + + hdr = FIELD_PREP(IRDMA_CQPSQ_OPCODE, + IRDMA_CQP_OP_SHMC_PAGES_ALLOCATED) | + FIELD_PREP(IRDMA_CQPSQ_WQEVALID, cqp->polarity); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, hdr); + + print_hex_dump_debug("WQE: SHMC_PAGES_ALLOCATED WQE", + DUMP_PREFIX_OFFSET, 16, 8, wqe, + IRDMA_CQP_WQE_SIZE * 8, false); + irdma_get_cqp_reg_info(cqp, &val, &tail, &error); + + if (post_sq) { + irdma_sc_cqp_post_sq(cqp); + if (poll_registers) + /* check for cqp sq tail update */ + return irdma_cqp_poll_registers(cqp, tail, + cqp->dev->hw_attrs.max_done_count); + else + return irdma_sc_poll_for_cqp_op_done(cqp, + IRDMA_CQP_OP_SHMC_PAGES_ALLOCATED, + NULL); + } + + return 0; +} + +/** + * irdma_cqp_ring_full - check if cqp ring is full + * @cqp: struct for cqp hw + */ +static bool irdma_cqp_ring_full(struct irdma_sc_cqp *cqp) +{ + return IRDMA_RING_FULL_ERR(cqp->sq_ring); +} + +/** + * irdma_est_sd - returns approximate number of SDs for HMC + * @dev: sc device struct + * @hmc_info: hmc structure, size and count for HMC objects + */ +static u32 irdma_est_sd(struct irdma_sc_dev *dev, + struct irdma_hmc_info *hmc_info) +{ + int i; + u64 size = 0; + u64 sd; + + for (i = IRDMA_HMC_IW_QP; i < IRDMA_HMC_IW_MAX; i++) + if (i != IRDMA_HMC_IW_PBLE) + size += round_up(hmc_info->hmc_obj[i].cnt * + hmc_info->hmc_obj[i].size, 512); + size += round_up(hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt * + hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].size, 512); + if (size & 0x1FFFFF) + sd = (size >> 21) + 1; /* add 1 for remainder */ + else + sd = size >> 21; + if (sd > 0xFFFFFFFF) { + ibdev_dbg(to_ibdev(dev), "HMC: sd overflow[%lld]\n", sd); + sd = 0xFFFFFFFF - 1; + } + + return (u32)sd; +} + +/** + * irdma_sc_query_rdma_features_done - poll cqp for query features done + * @cqp: struct for cqp hw + */ +static enum irdma_status_code +irdma_sc_query_rdma_features_done(struct irdma_sc_cqp *cqp) +{ + return irdma_sc_poll_for_cqp_op_done(cqp, + IRDMA_CQP_OP_QUERY_RDMA_FEATURES, + NULL); +} + +/** + * irdma_sc_query_rdma_features - query RDMA features and FW ver + * @cqp: struct for cqp hw + * @buf: buffer to hold query info + * @scratch: u64 saved to be used during cqp completion + */ +static enum irdma_status_code +irdma_sc_query_rdma_features(struct irdma_sc_cqp *cqp, + struct irdma_dma_mem *buf, u64 scratch) +{ + __le64 *wqe; + u64 temp; + + wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); + if (!wqe) + return IRDMA_ERR_RING_FULL; + + temp = buf->pa; + set_64bit_val(wqe, 32, temp); + + temp = FIELD_PREP(IRDMA_CQPSQ_QUERY_RDMA_FEATURES_WQEVALID, + cqp->polarity) | + FIELD_PREP(IRDMA_CQPSQ_QUERY_RDMA_FEATURES_BUF_LEN, buf->size) | + FIELD_PREP(IRDMA_CQPSQ_UP_OP, IRDMA_CQP_OP_QUERY_RDMA_FEATURES); + dma_wmb(); /* make sure WQE is written before valid bit is set */ + + set_64bit_val(wqe, 24, temp); + + print_hex_dump_debug("WQE: QUERY RDMA FEATURES", DUMP_PREFIX_OFFSET, + 16, 8, wqe, IRDMA_CQP_WQE_SIZE * 8, false); + irdma_sc_cqp_post_sq(cqp); + + return 0; +} + +/** + * irdma_get_rdma_features - get RDMA features + * @dev: sc device struct + */ +enum irdma_status_code irdma_get_rdma_features(struct irdma_sc_dev *dev) +{ + enum irdma_status_code ret_code; + struct irdma_dma_mem feat_buf; + u64 temp; + u16 byte_idx, feat_type, feat_cnt, feat_idx; + + feat_buf.size = ALIGN(IRDMA_FEATURE_BUF_SIZE, + IRDMA_FEATURE_BUF_ALIGNMENT); + feat_buf.va = dma_alloc_coherent(dev->hw->device, feat_buf.size, + &feat_buf.pa, GFP_KERNEL); + if (!feat_buf.va) + return IRDMA_ERR_NO_MEMORY; + + ret_code = irdma_sc_query_rdma_features(dev->cqp, &feat_buf, 0); + if (!ret_code) + ret_code = irdma_sc_query_rdma_features_done(dev->cqp); + if (ret_code) + goto exit; + + get_64bit_val(feat_buf.va, 0, &temp); + feat_cnt = (u16)FIELD_GET(IRDMA_FEATURE_CNT, temp); + if (feat_cnt < 2) { + ret_code = IRDMA_ERR_INVALID_FEAT_CNT; + goto exit; + } else if (feat_cnt > IRDMA_MAX_FEATURES) { + ibdev_dbg(to_ibdev(dev), + "DEV: feature buf size insufficient, retrying with larger buffer\n"); + dma_free_coherent(dev->hw->device, feat_buf.size, feat_buf.va, + feat_buf.pa); + feat_buf.va = NULL; + feat_buf.size = ALIGN(8 * feat_cnt, + IRDMA_FEATURE_BUF_ALIGNMENT); + feat_buf.va = dma_alloc_coherent(dev->hw->device, + feat_buf.size, &feat_buf.pa, + GFP_KERNEL); + if (!feat_buf.va) + return IRDMA_ERR_NO_MEMORY; + + ret_code = irdma_sc_query_rdma_features(dev->cqp, &feat_buf, 0); + if (!ret_code) + ret_code = irdma_sc_query_rdma_features_done(dev->cqp); + if (ret_code) + goto exit; + + get_64bit_val(feat_buf.va, 0, &temp); + feat_cnt = (u16)FIELD_GET(IRDMA_FEATURE_CNT, temp); + if (feat_cnt < 2) { + ret_code = IRDMA_ERR_INVALID_FEAT_CNT; + goto exit; + } + } + + print_hex_dump_debug("WQE: QUERY RDMA FEATURES", DUMP_PREFIX_OFFSET, + 16, 8, feat_buf.va, feat_cnt * 8, false); + + for (byte_idx = 0, feat_idx = 0; feat_idx < min(feat_cnt, (u16)IRDMA_MAX_FEATURES); + feat_idx++, byte_idx += 8) { + get_64bit_val(feat_buf.va, byte_idx, &temp); + feat_type = FIELD_GET(IRDMA_FEATURE_TYPE, temp); + if (feat_type >= IRDMA_MAX_FEATURES) { + ibdev_dbg(to_ibdev(dev), + "DEV: found unrecognized feature type %d\n", + feat_type); + continue; + } + dev->feature_info[feat_type] = temp; + } +exit: + dma_free_coherent(dev->hw->device, feat_buf.size, feat_buf.va, + feat_buf.pa); + feat_buf.va = NULL; + return ret_code; +} + +static u32 irdma_q1_cnt(struct irdma_sc_dev *dev, + struct irdma_hmc_info *hmc_info, u32 qpwanted) +{ + u32 q1_cnt; + + if (dev->hw_attrs.uk_attrs.hw_rev == IRDMA_GEN_1) { + q1_cnt = roundup_pow_of_two(dev->hw_attrs.max_hw_ird * 2 * qpwanted); + } else { + if (dev->cqp->protocol_used != IRDMA_IWARP_PROTOCOL_ONLY) + q1_cnt = roundup_pow_of_two(dev->hw_attrs.max_hw_ird * 2 * qpwanted + 512); + else + q1_cnt = dev->hw_attrs.max_hw_ird * 2 * qpwanted; + } + + return q1_cnt; +} + +static void cfg_fpm_value_gen_1(struct irdma_sc_dev *dev, + struct irdma_hmc_info *hmc_info, u32 qpwanted) +{ + hmc_info->hmc_obj[IRDMA_HMC_IW_XF].cnt = roundup_pow_of_two(qpwanted * dev->hw_attrs.max_hw_wqes); +} + +static void cfg_fpm_value_gen_2(struct irdma_sc_dev *dev, + struct irdma_hmc_info *hmc_info, u32 qpwanted) +{ + struct irdma_hmc_fpm_misc *hmc_fpm_misc = &dev->hmc_fpm_misc; + + hmc_info->hmc_obj[IRDMA_HMC_IW_XF].cnt = + 4 * hmc_fpm_misc->xf_block_size * qpwanted; + + hmc_info->hmc_obj[IRDMA_HMC_IW_HDR].cnt = qpwanted; + + if (hmc_info->hmc_obj[IRDMA_HMC_IW_RRF].max_cnt) + hmc_info->hmc_obj[IRDMA_HMC_IW_RRF].cnt = 32 * qpwanted; + if (hmc_info->hmc_obj[IRDMA_HMC_IW_RRFFL].max_cnt) + hmc_info->hmc_obj[IRDMA_HMC_IW_RRFFL].cnt = + hmc_info->hmc_obj[IRDMA_HMC_IW_RRF].cnt / + hmc_fpm_misc->rrf_block_size; + if (hmc_info->hmc_obj[IRDMA_HMC_IW_OOISC].max_cnt) + hmc_info->hmc_obj[IRDMA_HMC_IW_OOISC].cnt = 32 * qpwanted; + if (hmc_info->hmc_obj[IRDMA_HMC_IW_OOISCFFL].max_cnt) + hmc_info->hmc_obj[IRDMA_HMC_IW_OOISCFFL].cnt = + hmc_info->hmc_obj[IRDMA_HMC_IW_OOISC].cnt / + hmc_fpm_misc->ooiscf_block_size; +} + +/** + * irdma_cfg_fpm_val - configure HMC objects + * @dev: sc device struct + * @qp_count: desired qp count + */ +enum irdma_status_code irdma_cfg_fpm_val(struct irdma_sc_dev *dev, u32 qp_count) +{ + struct irdma_virt_mem virt_mem; + u32 i, mem_size; + u32 qpwanted, mrwanted, pblewanted; + u32 powerof2, hte; + u32 sd_needed; + u32 sd_diff; + u32 loop_count = 0; + struct irdma_hmc_info *hmc_info; + struct irdma_hmc_fpm_misc *hmc_fpm_misc; + enum irdma_status_code ret_code = 0; + + hmc_info = dev->hmc_info; + hmc_fpm_misc = &dev->hmc_fpm_misc; + + ret_code = irdma_sc_init_iw_hmc(dev, dev->hmc_fn_id); + if (ret_code) { + ibdev_dbg(to_ibdev(dev), + "HMC: irdma_sc_init_iw_hmc returned error_code = %d\n", + ret_code); + return ret_code; + } + + for (i = IRDMA_HMC_IW_QP; i < IRDMA_HMC_IW_MAX; i++) + hmc_info->hmc_obj[i].cnt = hmc_info->hmc_obj[i].max_cnt; + sd_needed = irdma_est_sd(dev, hmc_info); + ibdev_dbg(to_ibdev(dev), + "HMC: FW max resources sd_needed[%08d] first_sd_index[%04d]\n", + sd_needed, hmc_info->first_sd_index); + ibdev_dbg(to_ibdev(dev), "HMC: sd count %d where max sd is %d\n", + hmc_info->sd_table.sd_cnt, hmc_fpm_misc->max_sds); + + qpwanted = min(qp_count, hmc_info->hmc_obj[IRDMA_HMC_IW_QP].max_cnt); + + powerof2 = 1; + while (powerof2 <= qpwanted) + powerof2 *= 2; + powerof2 /= 2; + qpwanted = powerof2; + + mrwanted = hmc_info->hmc_obj[IRDMA_HMC_IW_MR].max_cnt; + pblewanted = hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].max_cnt; + + ibdev_dbg(to_ibdev(dev), + "HMC: req_qp=%d max_sd=%d, max_qp = %d, max_cq=%d, max_mr=%d, max_pble=%d, mc=%d, av=%d\n", + qp_count, hmc_fpm_misc->max_sds, + hmc_info->hmc_obj[IRDMA_HMC_IW_QP].max_cnt, + hmc_info->hmc_obj[IRDMA_HMC_IW_CQ].max_cnt, + hmc_info->hmc_obj[IRDMA_HMC_IW_MR].max_cnt, + hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].max_cnt, + hmc_info->hmc_obj[IRDMA_HMC_IW_FSIMC].max_cnt, + hmc_info->hmc_obj[IRDMA_HMC_IW_FSIAV].max_cnt); + hmc_info->hmc_obj[IRDMA_HMC_IW_FSIMC].cnt = + hmc_info->hmc_obj[IRDMA_HMC_IW_FSIMC].max_cnt; + hmc_info->hmc_obj[IRDMA_HMC_IW_FSIAV].cnt = + hmc_info->hmc_obj[IRDMA_HMC_IW_FSIAV].max_cnt; + hmc_info->hmc_obj[IRDMA_HMC_IW_ARP].cnt = + hmc_info->hmc_obj[IRDMA_HMC_IW_ARP].max_cnt; + + hmc_info->hmc_obj[IRDMA_HMC_IW_APBVT_ENTRY].cnt = 1; + + while (irdma_q1_cnt(dev, hmc_info, qpwanted) > hmc_info->hmc_obj[IRDMA_HMC_IW_Q1].max_cnt) + qpwanted /= 2; + + do { + ++loop_count; + hmc_info->hmc_obj[IRDMA_HMC_IW_QP].cnt = qpwanted; + hmc_info->hmc_obj[IRDMA_HMC_IW_CQ].cnt = + min(2 * qpwanted, hmc_info->hmc_obj[IRDMA_HMC_IW_CQ].cnt); + hmc_info->hmc_obj[IRDMA_HMC_IW_RESERVED].cnt = 0; /* Reserved */ + hmc_info->hmc_obj[IRDMA_HMC_IW_MR].cnt = mrwanted; + + hte = round_up(qpwanted + hmc_info->hmc_obj[IRDMA_HMC_IW_FSIMC].cnt, 512); + powerof2 = 1; + while (powerof2 < hte) + powerof2 *= 2; + hmc_info->hmc_obj[IRDMA_HMC_IW_HTE].cnt = + powerof2 * hmc_fpm_misc->ht_multiplier; + if (dev->hw_attrs.uk_attrs.hw_rev == IRDMA_GEN_1) + cfg_fpm_value_gen_1(dev, hmc_info, qpwanted); + else + cfg_fpm_value_gen_2(dev, hmc_info, qpwanted); + + hmc_info->hmc_obj[IRDMA_HMC_IW_Q1].cnt = irdma_q1_cnt(dev, hmc_info, qpwanted); + hmc_info->hmc_obj[IRDMA_HMC_IW_XFFL].cnt = + hmc_info->hmc_obj[IRDMA_HMC_IW_XF].cnt / hmc_fpm_misc->xf_block_size; + hmc_info->hmc_obj[IRDMA_HMC_IW_Q1FL].cnt = + hmc_info->hmc_obj[IRDMA_HMC_IW_Q1].cnt / hmc_fpm_misc->q1_block_size; + hmc_info->hmc_obj[IRDMA_HMC_IW_TIMER].cnt = + (round_up(qpwanted, 512) / 512 + 1) * hmc_fpm_misc->timer_bucket; + + hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt = pblewanted; + sd_needed = irdma_est_sd(dev, hmc_info); + ibdev_dbg(to_ibdev(dev), + "HMC: sd_needed = %d, hmc_fpm_misc->max_sds=%d, mrwanted=%d, pblewanted=%d qpwanted=%d\n", + sd_needed, hmc_fpm_misc->max_sds, mrwanted, + pblewanted, qpwanted); + + /* Do not reduce resources further. All objects fit with max SDs */ + if (sd_needed <= hmc_fpm_misc->max_sds) + break; + + sd_diff = sd_needed - hmc_fpm_misc->max_sds; + if (sd_diff > 128) { + if (qpwanted > 128 && sd_diff > 144) + qpwanted /= 2; + mrwanted /= 2; + pblewanted /= 2; + continue; + } + if (dev->cqp->hmc_profile != IRDMA_HMC_PROFILE_FAVOR_VF && + pblewanted > (512 * FPM_MULTIPLIER * sd_diff)) { + pblewanted -= 256 * FPM_MULTIPLIER * sd_diff; + continue; + } else if (pblewanted > (100 * FPM_MULTIPLIER)) { + pblewanted -= 10 * FPM_MULTIPLIER; + } else if (pblewanted > FPM_MULTIPLIER) { + pblewanted -= FPM_MULTIPLIER; + } else if (qpwanted <= 128) { + if (hmc_info->hmc_obj[IRDMA_HMC_IW_FSIMC].cnt > 256) + hmc_info->hmc_obj[IRDMA_HMC_IW_FSIMC].cnt /= 2; + if (hmc_info->hmc_obj[IRDMA_HMC_IW_FSIAV].cnt > 256) + hmc_info->hmc_obj[IRDMA_HMC_IW_FSIAV].cnt /= 2; + } + if (mrwanted > FPM_MULTIPLIER) + mrwanted -= FPM_MULTIPLIER; + if (!(loop_count % 10) && qpwanted > 128) { + qpwanted /= 2; + if (hmc_info->hmc_obj[IRDMA_HMC_IW_FSIAV].cnt > 256) + hmc_info->hmc_obj[IRDMA_HMC_IW_FSIAV].cnt /= 2; + } + } while (loop_count < 2000); + + if (sd_needed > hmc_fpm_misc->max_sds) { + ibdev_dbg(to_ibdev(dev), + "HMC: cfg_fpm failed loop_cnt=%d, sd_needed=%d, max sd count %d\n", + loop_count, sd_needed, hmc_info->sd_table.sd_cnt); + return IRDMA_ERR_CFG; + } + + if (loop_count > 1 && sd_needed < hmc_fpm_misc->max_sds) { + pblewanted += (hmc_fpm_misc->max_sds - sd_needed) * 256 * + FPM_MULTIPLIER; + hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt = pblewanted; + sd_needed = irdma_est_sd(dev, hmc_info); + } + + ibdev_dbg(to_ibdev(dev), + "HMC: loop_cnt=%d, sd_needed=%d, qpcnt = %d, cqcnt=%d, mrcnt=%d, pblecnt=%d, mc=%d, ah=%d, max sd count %d, first sd index %d\n", + loop_count, sd_needed, + hmc_info->hmc_obj[IRDMA_HMC_IW_QP].cnt, + hmc_info->hmc_obj[IRDMA_HMC_IW_CQ].cnt, + hmc_info->hmc_obj[IRDMA_HMC_IW_MR].cnt, + hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt, + hmc_info->hmc_obj[IRDMA_HMC_IW_FSIMC].cnt, + hmc_info->hmc_obj[IRDMA_HMC_IW_FSIAV].cnt, + hmc_info->sd_table.sd_cnt, hmc_info->first_sd_index); + + ret_code = irdma_sc_cfg_iw_fpm(dev, dev->hmc_fn_id); + if (ret_code) { + ibdev_dbg(to_ibdev(dev), + "HMC: cfg_iw_fpm returned error_code[x%08X]\n", + readl(dev->hw_regs[IRDMA_CQPERRCODES])); + return ret_code; + } + + mem_size = sizeof(struct irdma_hmc_sd_entry) * + (hmc_info->sd_table.sd_cnt + hmc_info->first_sd_index + 1); + virt_mem.size = mem_size; + virt_mem.va = kzalloc(virt_mem.size, GFP_KERNEL); + if (!virt_mem.va) { + ibdev_dbg(to_ibdev(dev), + "HMC: failed to allocate memory for sd_entry buffer\n"); + return IRDMA_ERR_NO_MEMORY; + } + hmc_info->sd_table.sd_entry = virt_mem.va; + + return ret_code; +} + +/** + * irdma_exec_cqp_cmd - execute cqp cmd when wqe are available + * @dev: rdma device + * @pcmdinfo: cqp command info + */ +static enum irdma_status_code irdma_exec_cqp_cmd(struct irdma_sc_dev *dev, + struct cqp_cmds_info *pcmdinfo) +{ + enum irdma_status_code status; + struct irdma_dma_mem val_mem; + bool alloc = false; + + dev->cqp_cmd_stats[pcmdinfo->cqp_cmd]++; + switch (pcmdinfo->cqp_cmd) { + case IRDMA_OP_CEQ_DESTROY: + status = irdma_sc_ceq_destroy(pcmdinfo->in.u.ceq_destroy.ceq, + pcmdinfo->in.u.ceq_destroy.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_AEQ_DESTROY: + status = irdma_sc_aeq_destroy(pcmdinfo->in.u.aeq_destroy.aeq, + pcmdinfo->in.u.aeq_destroy.scratch, + pcmdinfo->post_sq); + + break; + case IRDMA_OP_CEQ_CREATE: + status = irdma_sc_ceq_create(pcmdinfo->in.u.ceq_create.ceq, + pcmdinfo->in.u.ceq_create.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_AEQ_CREATE: + status = irdma_sc_aeq_create(pcmdinfo->in.u.aeq_create.aeq, + pcmdinfo->in.u.aeq_create.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_QP_UPLOAD_CONTEXT: + status = irdma_sc_qp_upload_context(pcmdinfo->in.u.qp_upload_context.dev, + &pcmdinfo->in.u.qp_upload_context.info, + pcmdinfo->in.u.qp_upload_context.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_CQ_CREATE: + status = irdma_sc_cq_create(pcmdinfo->in.u.cq_create.cq, + pcmdinfo->in.u.cq_create.scratch, + pcmdinfo->in.u.cq_create.check_overflow, + pcmdinfo->post_sq); + break; + case IRDMA_OP_CQ_MODIFY: + status = irdma_sc_cq_modify(pcmdinfo->in.u.cq_modify.cq, + &pcmdinfo->in.u.cq_modify.info, + pcmdinfo->in.u.cq_modify.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_CQ_DESTROY: + status = irdma_sc_cq_destroy(pcmdinfo->in.u.cq_destroy.cq, + pcmdinfo->in.u.cq_destroy.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_QP_FLUSH_WQES: + status = irdma_sc_qp_flush_wqes(pcmdinfo->in.u.qp_flush_wqes.qp, + &pcmdinfo->in.u.qp_flush_wqes.info, + pcmdinfo->in.u.qp_flush_wqes.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_GEN_AE: + status = irdma_sc_gen_ae(pcmdinfo->in.u.gen_ae.qp, + &pcmdinfo->in.u.gen_ae.info, + pcmdinfo->in.u.gen_ae.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_MANAGE_PUSH_PAGE: + status = irdma_sc_manage_push_page(pcmdinfo->in.u.manage_push_page.cqp, + &pcmdinfo->in.u.manage_push_page.info, + pcmdinfo->in.u.manage_push_page.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_UPDATE_PE_SDS: + status = irdma_update_pe_sds(pcmdinfo->in.u.update_pe_sds.dev, + &pcmdinfo->in.u.update_pe_sds.info, + pcmdinfo->in.u.update_pe_sds.scratch); + break; + case IRDMA_OP_MANAGE_HMC_PM_FUNC_TABLE: + /* switch to calling through the call table */ + status = + irdma_sc_manage_hmc_pm_func_table(pcmdinfo->in.u.manage_hmc_pm.dev->cqp, + &pcmdinfo->in.u.manage_hmc_pm.info, + pcmdinfo->in.u.manage_hmc_pm.scratch, + true); + break; + case IRDMA_OP_SUSPEND: + status = irdma_sc_suspend_qp(pcmdinfo->in.u.suspend_resume.cqp, + pcmdinfo->in.u.suspend_resume.qp, + pcmdinfo->in.u.suspend_resume.scratch); + break; + case IRDMA_OP_RESUME: + status = irdma_sc_resume_qp(pcmdinfo->in.u.suspend_resume.cqp, + pcmdinfo->in.u.suspend_resume.qp, + pcmdinfo->in.u.suspend_resume.scratch); + break; + case IRDMA_OP_QUERY_FPM_VAL: + val_mem.pa = pcmdinfo->in.u.query_fpm_val.fpm_val_pa; + val_mem.va = pcmdinfo->in.u.query_fpm_val.fpm_val_va; + status = irdma_sc_query_fpm_val(pcmdinfo->in.u.query_fpm_val.cqp, + pcmdinfo->in.u.query_fpm_val.scratch, + pcmdinfo->in.u.query_fpm_val.hmc_fn_id, + &val_mem, true, IRDMA_CQP_WAIT_EVENT); + break; + case IRDMA_OP_COMMIT_FPM_VAL: + val_mem.pa = pcmdinfo->in.u.commit_fpm_val.fpm_val_pa; + val_mem.va = pcmdinfo->in.u.commit_fpm_val.fpm_val_va; + status = irdma_sc_commit_fpm_val(pcmdinfo->in.u.commit_fpm_val.cqp, + pcmdinfo->in.u.commit_fpm_val.scratch, + pcmdinfo->in.u.commit_fpm_val.hmc_fn_id, + &val_mem, + true, + IRDMA_CQP_WAIT_EVENT); + break; + case IRDMA_OP_STATS_ALLOCATE: + alloc = true; + fallthrough; + case IRDMA_OP_STATS_FREE: + status = irdma_sc_manage_stats_inst(pcmdinfo->in.u.stats_manage.cqp, + &pcmdinfo->in.u.stats_manage.info, + alloc, + pcmdinfo->in.u.stats_manage.scratch); + break; + case IRDMA_OP_STATS_GATHER: + status = irdma_sc_gather_stats(pcmdinfo->in.u.stats_gather.cqp, + &pcmdinfo->in.u.stats_gather.info, + pcmdinfo->in.u.stats_gather.scratch); + break; + case IRDMA_OP_WS_MODIFY_NODE: + status = irdma_sc_manage_ws_node(pcmdinfo->in.u.ws_node.cqp, + &pcmdinfo->in.u.ws_node.info, + IRDMA_MODIFY_NODE, + pcmdinfo->in.u.ws_node.scratch); + break; + case IRDMA_OP_WS_DELETE_NODE: + status = irdma_sc_manage_ws_node(pcmdinfo->in.u.ws_node.cqp, + &pcmdinfo->in.u.ws_node.info, + IRDMA_DEL_NODE, + pcmdinfo->in.u.ws_node.scratch); + break; + case IRDMA_OP_WS_ADD_NODE: + status = irdma_sc_manage_ws_node(pcmdinfo->in.u.ws_node.cqp, + &pcmdinfo->in.u.ws_node.info, + IRDMA_ADD_NODE, + pcmdinfo->in.u.ws_node.scratch); + break; + case IRDMA_OP_SET_UP_MAP: + status = irdma_sc_set_up_map(pcmdinfo->in.u.up_map.cqp, + &pcmdinfo->in.u.up_map.info, + pcmdinfo->in.u.up_map.scratch); + break; + case IRDMA_OP_QUERY_RDMA_FEATURES: + status = irdma_sc_query_rdma_features(pcmdinfo->in.u.query_rdma.cqp, + &pcmdinfo->in.u.query_rdma.query_buff_mem, + pcmdinfo->in.u.query_rdma.scratch); + break; + case IRDMA_OP_DELETE_ARP_CACHE_ENTRY: + status = irdma_sc_del_arp_cache_entry(pcmdinfo->in.u.del_arp_cache_entry.cqp, + pcmdinfo->in.u.del_arp_cache_entry.scratch, + pcmdinfo->in.u.del_arp_cache_entry.arp_index, + pcmdinfo->post_sq); + break; + case IRDMA_OP_MANAGE_APBVT_ENTRY: + status = irdma_sc_manage_apbvt_entry(pcmdinfo->in.u.manage_apbvt_entry.cqp, + &pcmdinfo->in.u.manage_apbvt_entry.info, + pcmdinfo->in.u.manage_apbvt_entry.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_MANAGE_QHASH_TABLE_ENTRY: + status = irdma_sc_manage_qhash_table_entry(pcmdinfo->in.u.manage_qhash_table_entry.cqp, + &pcmdinfo->in.u.manage_qhash_table_entry.info, + pcmdinfo->in.u.manage_qhash_table_entry.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_QP_MODIFY: + status = irdma_sc_qp_modify(pcmdinfo->in.u.qp_modify.qp, + &pcmdinfo->in.u.qp_modify.info, + pcmdinfo->in.u.qp_modify.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_QP_CREATE: + status = irdma_sc_qp_create(pcmdinfo->in.u.qp_create.qp, + &pcmdinfo->in.u.qp_create.info, + pcmdinfo->in.u.qp_create.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_QP_DESTROY: + status = irdma_sc_qp_destroy(pcmdinfo->in.u.qp_destroy.qp, + pcmdinfo->in.u.qp_destroy.scratch, + pcmdinfo->in.u.qp_destroy.remove_hash_idx, + pcmdinfo->in.u.qp_destroy.ignore_mw_bnd, + pcmdinfo->post_sq); + break; + case IRDMA_OP_ALLOC_STAG: + status = irdma_sc_alloc_stag(pcmdinfo->in.u.alloc_stag.dev, + &pcmdinfo->in.u.alloc_stag.info, + pcmdinfo->in.u.alloc_stag.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_MR_REG_NON_SHARED: + status = irdma_sc_mr_reg_non_shared(pcmdinfo->in.u.mr_reg_non_shared.dev, + &pcmdinfo->in.u.mr_reg_non_shared.info, + pcmdinfo->in.u.mr_reg_non_shared.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_DEALLOC_STAG: + status = irdma_sc_dealloc_stag(pcmdinfo->in.u.dealloc_stag.dev, + &pcmdinfo->in.u.dealloc_stag.info, + pcmdinfo->in.u.dealloc_stag.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_MW_ALLOC: + status = irdma_sc_mw_alloc(pcmdinfo->in.u.mw_alloc.dev, + &pcmdinfo->in.u.mw_alloc.info, + pcmdinfo->in.u.mw_alloc.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_ADD_ARP_CACHE_ENTRY: + status = irdma_sc_add_arp_cache_entry(pcmdinfo->in.u.add_arp_cache_entry.cqp, + &pcmdinfo->in.u.add_arp_cache_entry.info, + pcmdinfo->in.u.add_arp_cache_entry.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_ALLOC_LOCAL_MAC_ENTRY: + status = irdma_sc_alloc_local_mac_entry(pcmdinfo->in.u.alloc_local_mac_entry.cqp, + pcmdinfo->in.u.alloc_local_mac_entry.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_ADD_LOCAL_MAC_ENTRY: + status = irdma_sc_add_local_mac_entry(pcmdinfo->in.u.add_local_mac_entry.cqp, + &pcmdinfo->in.u.add_local_mac_entry.info, + pcmdinfo->in.u.add_local_mac_entry.scratch, + pcmdinfo->post_sq); + break; + case IRDMA_OP_DELETE_LOCAL_MAC_ENTRY: + status = irdma_sc_del_local_mac_entry(pcmdinfo->in.u.del_local_mac_entry.cqp, + pcmdinfo->in.u.del_local_mac_entry.scratch, + pcmdinfo->in.u.del_local_mac_entry.entry_idx, + pcmdinfo->in.u.del_local_mac_entry.ignore_ref_count, + pcmdinfo->post_sq); + break; + case IRDMA_OP_AH_CREATE: + status = irdma_sc_create_ah(pcmdinfo->in.u.ah_create.cqp, + &pcmdinfo->in.u.ah_create.info, + pcmdinfo->in.u.ah_create.scratch); + break; + case IRDMA_OP_AH_DESTROY: + status = irdma_sc_destroy_ah(pcmdinfo->in.u.ah_destroy.cqp, + &pcmdinfo->in.u.ah_destroy.info, + pcmdinfo->in.u.ah_destroy.scratch); + break; + case IRDMA_OP_MC_CREATE: + status = irdma_sc_create_mcast_grp(pcmdinfo->in.u.mc_create.cqp, + &pcmdinfo->in.u.mc_create.info, + pcmdinfo->in.u.mc_create.scratch); + break; + case IRDMA_OP_MC_DESTROY: + status = irdma_sc_destroy_mcast_grp(pcmdinfo->in.u.mc_destroy.cqp, + &pcmdinfo->in.u.mc_destroy.info, + pcmdinfo->in.u.mc_destroy.scratch); + break; + case IRDMA_OP_MC_MODIFY: + status = irdma_sc_modify_mcast_grp(pcmdinfo->in.u.mc_modify.cqp, + &pcmdinfo->in.u.mc_modify.info, + pcmdinfo->in.u.mc_modify.scratch); + break; + default: + status = IRDMA_NOT_SUPPORTED; + break; + } + + return status; +} + +/** + * irdma_process_cqp_cmd - process all cqp commands + * @dev: sc device struct + * @pcmdinfo: cqp command info + */ +enum irdma_status_code irdma_process_cqp_cmd(struct irdma_sc_dev *dev, + struct cqp_cmds_info *pcmdinfo) +{ + enum irdma_status_code status = 0; + unsigned long flags; + + spin_lock_irqsave(&dev->cqp_lock, flags); + if (list_empty(&dev->cqp_cmd_head) && !irdma_cqp_ring_full(dev->cqp)) + status = irdma_exec_cqp_cmd(dev, pcmdinfo); + else + list_add_tail(&pcmdinfo->cqp_cmd_entry, &dev->cqp_cmd_head); + spin_unlock_irqrestore(&dev->cqp_lock, flags); + return status; +} + +/** + * irdma_process_bh - called from tasklet for cqp list + * @dev: sc device struct + */ +enum irdma_status_code irdma_process_bh(struct irdma_sc_dev *dev) +{ + enum irdma_status_code status = 0; + struct cqp_cmds_info *pcmdinfo; + unsigned long flags; + + spin_lock_irqsave(&dev->cqp_lock, flags); + while (!list_empty(&dev->cqp_cmd_head) && + !irdma_cqp_ring_full(dev->cqp)) { + pcmdinfo = (struct cqp_cmds_info *)irdma_remove_cqp_head(dev); + status = irdma_exec_cqp_cmd(dev, pcmdinfo); + if (status) + break; + } + spin_unlock_irqrestore(&dev->cqp_lock, flags); + return status; +} + +/** + * irdma_cfg_aeq- Configure AEQ interrupt + * @dev: pointer to the device structure + * @idx: vector index + * @enable: True to enable, False disables + */ +void irdma_cfg_aeq(struct irdma_sc_dev *dev, u32 idx, bool enable) +{ + u32 reg_val; + + reg_val = FIELD_PREP(IRDMA_PFINT_AEQCTL_CAUSE_ENA, enable) | + FIELD_PREP(IRDMA_PFINT_AEQCTL_MSIX_INDX, idx) | + FIELD_PREP(IRDMA_PFINT_AEQCTL_ITR_INDX, 3); + writel(reg_val, dev->hw_regs[IRDMA_PFINT_AEQCTL]); +} + +/** + * sc_vsi_update_stats - Update statistics + * @vsi: sc_vsi instance to update + */ +void sc_vsi_update_stats(struct irdma_sc_vsi *vsi) +{ + struct irdma_gather_stats *gather_stats; + struct irdma_gather_stats *last_gather_stats; + + gather_stats = vsi->pestat->gather_info.gather_stats_va; + last_gather_stats = vsi->pestat->gather_info.last_gather_stats_va; + irdma_update_stats(&vsi->pestat->hw_stats, gather_stats, + last_gather_stats); +} + +/** + * irdma_wait_pe_ready - Check if firmware is ready + * @dev: provides access to registers + */ +static int irdma_wait_pe_ready(struct irdma_sc_dev *dev) +{ + u32 statuscpu0; + u32 statuscpu1; + u32 statuscpu2; + u32 retrycount = 0; + + do { + statuscpu0 = readl(dev->hw_regs[IRDMA_GLPE_CPUSTATUS0]); + statuscpu1 = readl(dev->hw_regs[IRDMA_GLPE_CPUSTATUS1]); + statuscpu2 = readl(dev->hw_regs[IRDMA_GLPE_CPUSTATUS2]); + if (statuscpu0 == 0x80 && statuscpu1 == 0x80 && + statuscpu2 == 0x80) + return 0; + mdelay(1000); + } while (retrycount++ < dev->hw_attrs.max_pe_ready_count); + return -1; +} + +static inline void irdma_sc_init_hw(struct irdma_sc_dev *dev) +{ + switch (dev->hw_attrs.uk_attrs.hw_rev) { + case IRDMA_GEN_1: + i40iw_init_hw(dev); + break; + case IRDMA_GEN_2: + icrdma_init_hw(dev); + break; + } +} + +/** + * irdma_sc_dev_init - Initialize control part of device + * @ver: version + * @dev: Device pointer + * @info: Device init info + */ +enum irdma_status_code irdma_sc_dev_init(enum irdma_vers ver, + struct irdma_sc_dev *dev, + struct irdma_device_init_info *info) +{ + u32 val; + enum irdma_status_code ret_code = 0; + u8 db_size; + + INIT_LIST_HEAD(&dev->cqp_cmd_head); /* for CQP command backlog */ + mutex_init(&dev->ws_mutex); + dev->hmc_fn_id = info->hmc_fn_id; + dev->fpm_query_buf_pa = info->fpm_query_buf_pa; + dev->fpm_query_buf = info->fpm_query_buf; + dev->fpm_commit_buf_pa = info->fpm_commit_buf_pa; + dev->fpm_commit_buf = info->fpm_commit_buf; + dev->hw = info->hw; + dev->hw->hw_addr = info->bar0; + /* Setup the hardware limits, hmc may limit further */ + dev->hw_attrs.min_hw_qp_id = IRDMA_MIN_IW_QP_ID; + dev->hw_attrs.min_hw_aeq_size = IRDMA_MIN_AEQ_ENTRIES; + dev->hw_attrs.max_hw_aeq_size = IRDMA_MAX_AEQ_ENTRIES; + dev->hw_attrs.min_hw_ceq_size = IRDMA_MIN_CEQ_ENTRIES; + dev->hw_attrs.max_hw_ceq_size = IRDMA_MAX_CEQ_ENTRIES; + dev->hw_attrs.uk_attrs.min_hw_cq_size = IRDMA_MIN_CQ_SIZE; + dev->hw_attrs.uk_attrs.max_hw_cq_size = IRDMA_MAX_CQ_SIZE; + dev->hw_attrs.uk_attrs.max_hw_wq_frags = IRDMA_MAX_WQ_FRAGMENT_COUNT; + dev->hw_attrs.uk_attrs.max_hw_read_sges = IRDMA_MAX_SGE_RD; + dev->hw_attrs.max_hw_outbound_msg_size = IRDMA_MAX_OUTBOUND_MSG_SIZE; + dev->hw_attrs.max_mr_size = IRDMA_MAX_MR_SIZE; + dev->hw_attrs.max_hw_inbound_msg_size = IRDMA_MAX_INBOUND_MSG_SIZE; + dev->hw_attrs.max_hw_device_pages = IRDMA_MAX_PUSH_PAGE_COUNT; + dev->hw_attrs.uk_attrs.max_hw_inline = IRDMA_MAX_INLINE_DATA_SIZE; + dev->hw_attrs.max_hw_wqes = IRDMA_MAX_WQ_ENTRIES; + dev->hw_attrs.max_qp_wr = IRDMA_MAX_QP_WRS(IRDMA_MAX_QUANTA_PER_WR); + + dev->hw_attrs.uk_attrs.max_hw_rq_quanta = IRDMA_QP_SW_MAX_RQ_QUANTA; + dev->hw_attrs.uk_attrs.max_hw_wq_quanta = IRDMA_QP_SW_MAX_WQ_QUANTA; + dev->hw_attrs.max_hw_pds = IRDMA_MAX_PDS; + dev->hw_attrs.max_hw_ena_vf_count = IRDMA_MAX_PE_ENA_VF_COUNT; + + dev->hw_attrs.max_pe_ready_count = 14; + dev->hw_attrs.max_done_count = IRDMA_DONE_COUNT; + dev->hw_attrs.max_sleep_count = IRDMA_SLEEP_COUNT; + dev->hw_attrs.max_cqp_compl_wait_time_ms = CQP_COMPL_WAIT_TIME_MS; + + dev->hw_attrs.uk_attrs.hw_rev = ver; + irdma_sc_init_hw(dev); + + if (irdma_wait_pe_ready(dev)) + return IRDMA_ERR_TIMEOUT; + + val = readl(dev->hw_regs[IRDMA_GLPCI_LBARCTRL]); + db_size = (u8)FIELD_GET(IRDMA_GLPCI_LBARCTRL_PE_DB_SIZE, val); + if (db_size != IRDMA_PE_DB_SIZE_4M && db_size != IRDMA_PE_DB_SIZE_8M) { + ibdev_dbg(to_ibdev(dev), + "DEV: RDMA PE doorbell is not enabled in CSR val 0x%x db_size=%d\n", + val, db_size); + return IRDMA_ERR_PE_DOORBELL_NOT_ENA; + } + dev->db_addr = dev->hw->hw_addr + (uintptr_t)dev->hw_regs[IRDMA_DB_ADDR_OFFSET]; + + return ret_code; +} + +/** + * irdma_update_stats - Update statistics + * @hw_stats: hw_stats instance to update + * @gather_stats: updated stat counters + * @last_gather_stats: last stat counters + */ +void irdma_update_stats(struct irdma_dev_hw_stats *hw_stats, + struct irdma_gather_stats *gather_stats, + struct irdma_gather_stats *last_gather_stats) +{ + u64 *stats_val = hw_stats->stats_val_32; + + stats_val[IRDMA_HW_STAT_INDEX_RXVLANERR] += + IRDMA_STATS_DELTA(gather_stats->rxvlanerr, + last_gather_stats->rxvlanerr, + IRDMA_MAX_STATS_32); + stats_val[IRDMA_HW_STAT_INDEX_IP4RXDISCARD] += + IRDMA_STATS_DELTA(gather_stats->ip4rxdiscard, + last_gather_stats->ip4rxdiscard, + IRDMA_MAX_STATS_32); + stats_val[IRDMA_HW_STAT_INDEX_IP4RXTRUNC] += + IRDMA_STATS_DELTA(gather_stats->ip4rxtrunc, + last_gather_stats->ip4rxtrunc, + IRDMA_MAX_STATS_32); + stats_val[IRDMA_HW_STAT_INDEX_IP4TXNOROUTE] += + IRDMA_STATS_DELTA(gather_stats->ip4txnoroute, + last_gather_stats->ip4txnoroute, + IRDMA_MAX_STATS_32); + stats_val[IRDMA_HW_STAT_INDEX_IP6RXDISCARD] += + IRDMA_STATS_DELTA(gather_stats->ip6rxdiscard, + last_gather_stats->ip6rxdiscard, + IRDMA_MAX_STATS_32); + stats_val[IRDMA_HW_STAT_INDEX_IP6RXTRUNC] += + IRDMA_STATS_DELTA(gather_stats->ip6rxtrunc, + last_gather_stats->ip6rxtrunc, + IRDMA_MAX_STATS_32); + stats_val[IRDMA_HW_STAT_INDEX_IP6TXNOROUTE] += + IRDMA_STATS_DELTA(gather_stats->ip6txnoroute, + last_gather_stats->ip6txnoroute, + IRDMA_MAX_STATS_32); + stats_val[IRDMA_HW_STAT_INDEX_TCPRTXSEG] += + IRDMA_STATS_DELTA(gather_stats->tcprtxseg, + last_gather_stats->tcprtxseg, + IRDMA_MAX_STATS_32); + stats_val[IRDMA_HW_STAT_INDEX_TCPRXOPTERR] += + IRDMA_STATS_DELTA(gather_stats->tcprxopterr, + last_gather_stats->tcprxopterr, + IRDMA_MAX_STATS_32); + stats_val[IRDMA_HW_STAT_INDEX_TCPRXPROTOERR] += + IRDMA_STATS_DELTA(gather_stats->tcprxprotoerr, + last_gather_stats->tcprxprotoerr, + IRDMA_MAX_STATS_32); + stats_val[IRDMA_HW_STAT_INDEX_RXRPCNPHANDLED] += + IRDMA_STATS_DELTA(gather_stats->rxrpcnphandled, + last_gather_stats->rxrpcnphandled, + IRDMA_MAX_STATS_32); + stats_val[IRDMA_HW_STAT_INDEX_RXRPCNPIGNORED] += + IRDMA_STATS_DELTA(gather_stats->rxrpcnpignored, + last_gather_stats->rxrpcnpignored, + IRDMA_MAX_STATS_32); + stats_val[IRDMA_HW_STAT_INDEX_TXNPCNPSENT] += + IRDMA_STATS_DELTA(gather_stats->txnpcnpsent, + last_gather_stats->txnpcnpsent, + IRDMA_MAX_STATS_32); + stats_val = hw_stats->stats_val_64; + stats_val[IRDMA_HW_STAT_INDEX_IP4RXOCTS] += + IRDMA_STATS_DELTA(gather_stats->ip4rxocts, + last_gather_stats->ip4rxocts, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_IP4RXPKTS] += + IRDMA_STATS_DELTA(gather_stats->ip4rxpkts, + last_gather_stats->ip4rxpkts, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_IP4RXFRAGS] += + IRDMA_STATS_DELTA(gather_stats->ip4txfrag, + last_gather_stats->ip4txfrag, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_IP4RXMCPKTS] += + IRDMA_STATS_DELTA(gather_stats->ip4rxmcpkts, + last_gather_stats->ip4rxmcpkts, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_IP4TXOCTS] += + IRDMA_STATS_DELTA(gather_stats->ip4txocts, + last_gather_stats->ip4txocts, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_IP4TXPKTS] += + IRDMA_STATS_DELTA(gather_stats->ip4txpkts, + last_gather_stats->ip4txpkts, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_IP4TXFRAGS] += + IRDMA_STATS_DELTA(gather_stats->ip4txfrag, + last_gather_stats->ip4txfrag, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_IP4TXMCPKTS] += + IRDMA_STATS_DELTA(gather_stats->ip4txmcpkts, + last_gather_stats->ip4txmcpkts, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_IP6RXOCTS] += + IRDMA_STATS_DELTA(gather_stats->ip6rxocts, + last_gather_stats->ip6rxocts, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_IP6RXPKTS] += + IRDMA_STATS_DELTA(gather_stats->ip6rxpkts, + last_gather_stats->ip6rxpkts, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_IP6RXFRAGS] += + IRDMA_STATS_DELTA(gather_stats->ip6txfrags, + last_gather_stats->ip6txfrags, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_IP6RXMCPKTS] += + IRDMA_STATS_DELTA(gather_stats->ip6rxmcpkts, + last_gather_stats->ip6rxmcpkts, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_IP6TXOCTS] += + IRDMA_STATS_DELTA(gather_stats->ip6txocts, + last_gather_stats->ip6txocts, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_IP6TXPKTS] += + IRDMA_STATS_DELTA(gather_stats->ip6txpkts, + last_gather_stats->ip6txpkts, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_IP6TXFRAGS] += + IRDMA_STATS_DELTA(gather_stats->ip6txfrags, + last_gather_stats->ip6txfrags, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_IP6TXMCPKTS] += + IRDMA_STATS_DELTA(gather_stats->ip6txmcpkts, + last_gather_stats->ip6txmcpkts, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_TCPRXSEGS] += + IRDMA_STATS_DELTA(gather_stats->tcprxsegs, + last_gather_stats->tcprxsegs, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_TCPTXSEG] += + IRDMA_STATS_DELTA(gather_stats->tcptxsegs, + last_gather_stats->tcptxsegs, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_RDMARXRDS] += + IRDMA_STATS_DELTA(gather_stats->rdmarxrds, + last_gather_stats->rdmarxrds, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_RDMARXSNDS] += + IRDMA_STATS_DELTA(gather_stats->rdmarxsnds, + last_gather_stats->rdmarxsnds, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_RDMARXWRS] += + IRDMA_STATS_DELTA(gather_stats->rdmarxwrs, + last_gather_stats->rdmarxwrs, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_RDMATXRDS] += + IRDMA_STATS_DELTA(gather_stats->rdmatxrds, + last_gather_stats->rdmatxrds, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_RDMATXSNDS] += + IRDMA_STATS_DELTA(gather_stats->rdmatxsnds, + last_gather_stats->rdmatxsnds, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_RDMATXWRS] += + IRDMA_STATS_DELTA(gather_stats->rdmatxwrs, + last_gather_stats->rdmatxwrs, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_RDMAVBND] += + IRDMA_STATS_DELTA(gather_stats->rdmavbn, + last_gather_stats->rdmavbn, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_RDMAVINV] += + IRDMA_STATS_DELTA(gather_stats->rdmavinv, + last_gather_stats->rdmavinv, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_UDPRXPKTS] += + IRDMA_STATS_DELTA(gather_stats->udprxpkts, + last_gather_stats->udprxpkts, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_UDPTXPKTS] += + IRDMA_STATS_DELTA(gather_stats->udptxpkts, + last_gather_stats->udptxpkts, + IRDMA_MAX_STATS_48); + stats_val[IRDMA_HW_STAT_INDEX_RXNPECNMARKEDPKTS] += + IRDMA_STATS_DELTA(gather_stats->rxnpecnmrkpkts, + last_gather_stats->rxnpecnmrkpkts, + IRDMA_MAX_STATS_48); + memcpy(last_gather_stats, gather_stats, sizeof(*last_gather_stats)); +} diff --git a/drivers/infiniband/hw/irdma/defs.h b/drivers/infiniband/hw/irdma/defs.h new file mode 100644 index 0000000..cc3d9a3 --- /dev/null +++ b/drivers/infiniband/hw/irdma/defs.h @@ -0,0 +1,1155 @@ +/* SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB */ +/* Copyright (c) 2015 - 2021 Intel Corporation */ +#ifndef IRDMA_DEFS_H +#define IRDMA_DEFS_H + +#define IRDMA_FIRST_USER_QP_ID 3 + +#define ECN_CODE_PT_VAL 2 + +#define IRDMA_PUSH_OFFSET (8 * 1024 * 1024) +#define IRDMA_PF_FIRST_PUSH_PAGE_INDEX 16 +#define IRDMA_PF_BAR_RSVD (60 * 1024) + +#define IRDMA_PE_DB_SIZE_4M 1 +#define IRDMA_PE_DB_SIZE_8M 2 + +#define IRDMA_IRD_HW_SIZE_4 0 +#define IRDMA_IRD_HW_SIZE_16 1 +#define IRDMA_IRD_HW_SIZE_64 2 +#define IRDMA_IRD_HW_SIZE_128 3 +#define IRDMA_IRD_HW_SIZE_256 4 + +enum irdma_protocol_used { + IRDMA_ANY_PROTOCOL = 0, + IRDMA_IWARP_PROTOCOL_ONLY = 1, + IRDMA_ROCE_PROTOCOL_ONLY = 2, +}; + +#define IRDMA_QP_STATE_INVALID 0 +#define IRDMA_QP_STATE_IDLE 1 +#define IRDMA_QP_STATE_RTS 2 +#define IRDMA_QP_STATE_CLOSING 3 +#define IRDMA_QP_STATE_SQD 3 +#define IRDMA_QP_STATE_RTR 4 +#define IRDMA_QP_STATE_TERMINATE 5 +#define IRDMA_QP_STATE_ERROR 6 + +#define IRDMA_MAX_TRAFFIC_CLASS 8 +#define IRDMA_MAX_USER_PRIORITY 8 +#define IRDMA_MAX_APPS 8 +#define IRDMA_MAX_STATS_COUNT 128 +#define IRDMA_FIRST_NON_PF_STAT 4 + +#define IRDMA_MIN_MTU_IPV4 576 +#define IRDMA_MIN_MTU_IPV6 1280 +#define IRDMA_MTU_TO_MSS_IPV4 40 +#define IRDMA_MTU_TO_MSS_IPV6 60 +#define IRDMA_DEFAULT_MTU 1500 + +#define Q2_FPSN_OFFSET 64 +#define TERM_DDP_LEN_TAGGED 14 +#define TERM_DDP_LEN_UNTAGGED 18 +#define TERM_RDMA_LEN 28 +#define RDMA_OPCODE_M 0x0f +#define RDMA_READ_REQ_OPCODE 1 +#define Q2_BAD_FRAME_OFFSET 72 +#define CQE_MAJOR_DRV 0x8000 + +#define IRDMA_TERM_SENT 1 +#define IRDMA_TERM_RCVD 2 +#define IRDMA_TERM_DONE 4 +#define IRDMA_MAC_HLEN 14 + +#define IRDMA_CQP_WAIT_POLL_REGS 1 +#define IRDMA_CQP_WAIT_POLL_CQ 2 +#define IRDMA_CQP_WAIT_EVENT 3 + +#define IRDMA_AE_SOURCE_RSVD 0x0 +#define IRDMA_AE_SOURCE_RQ 0x1 +#define IRDMA_AE_SOURCE_RQ_0011 0x3 + +#define IRDMA_AE_SOURCE_CQ 0x2 +#define IRDMA_AE_SOURCE_CQ_0110 0x6 +#define IRDMA_AE_SOURCE_CQ_1010 0xa +#define IRDMA_AE_SOURCE_CQ_1110 0xe + +#define IRDMA_AE_SOURCE_SQ 0x5 +#define IRDMA_AE_SOURCE_SQ_0111 0x7 + +#define IRDMA_AE_SOURCE_IN_RR_WR 0x9 +#define IRDMA_AE_SOURCE_IN_RR_WR_1011 0xb +#define IRDMA_AE_SOURCE_OUT_RR 0xd +#define IRDMA_AE_SOURCE_OUT_RR_1111 0xf + +#define IRDMA_TCP_STATE_NON_EXISTENT 0 +#define IRDMA_TCP_STATE_CLOSED 1 +#define IRDMA_TCP_STATE_LISTEN 2 +#define IRDMA_STATE_SYN_SEND 3 +#define IRDMA_TCP_STATE_SYN_RECEIVED 4 +#define IRDMA_TCP_STATE_ESTABLISHED 5 +#define IRDMA_TCP_STATE_CLOSE_WAIT 6 +#define IRDMA_TCP_STATE_FIN_WAIT_1 7 +#define IRDMA_TCP_STATE_CLOSING 8 +#define IRDMA_TCP_STATE_LAST_ACK 9 +#define IRDMA_TCP_STATE_FIN_WAIT_2 10 +#define IRDMA_TCP_STATE_TIME_WAIT 11 +#define IRDMA_TCP_STATE_RESERVED_1 12 +#define IRDMA_TCP_STATE_RESERVED_2 13 +#define IRDMA_TCP_STATE_RESERVED_3 14 +#define IRDMA_TCP_STATE_RESERVED_4 15 + +#define IRDMA_CQP_SW_SQSIZE_4 4 +#define IRDMA_CQP_SW_SQSIZE_2048 2048 + +#define IRDMA_CQ_TYPE_IWARP 1 +#define IRDMA_CQ_TYPE_ILQ 2 +#define IRDMA_CQ_TYPE_IEQ 3 +#define IRDMA_CQ_TYPE_CQP 4 + +#define IRDMA_DONE_COUNT 1000 +#define IRDMA_SLEEP_COUNT 10 + +#define IRDMA_UPDATE_SD_BUFF_SIZE 128 +#define IRDMA_FEATURE_BUF_SIZE (8 * IRDMA_MAX_FEATURES) + +#define IRDMA_MAX_QUANTA_PER_WR 8 + +#define IRDMA_QP_SW_MAX_WQ_QUANTA 32768 +#define IRDMA_QP_SW_MAX_SQ_QUANTA 32768 +#define IRDMA_QP_SW_MAX_RQ_QUANTA 32768 +#define IRDMA_MAX_QP_WRS(max_quanta_per_wr) \ + ((IRDMA_QP_SW_MAX_WQ_QUANTA - IRDMA_SQ_RSVD) / (max_quanta_per_wr)) + +#define IRDMAQP_TERM_SEND_TERM_AND_FIN 0 +#define IRDMAQP_TERM_SEND_TERM_ONLY 1 +#define IRDMAQP_TERM_SEND_FIN_ONLY 2 +#define IRDMAQP_TERM_DONOT_SEND_TERM_OR_FIN 3 + +#define IRDMA_QP_TYPE_IWARP 1 +#define IRDMA_QP_TYPE_UDA 2 +#define IRDMA_QP_TYPE_ROCE_RC 3 +#define IRDMA_QP_TYPE_ROCE_UD 4 + +#define IRDMA_HW_PAGE_SIZE 4096 +#define IRDMA_HW_PAGE_SHIFT 12 +#define IRDMA_CQE_QTYPE_RQ 0 +#define IRDMA_CQE_QTYPE_SQ 1 + +#define IRDMA_QP_SW_MIN_WQSIZE 8u /* in WRs*/ +#define IRDMA_QP_WQE_MIN_SIZE 32 +#define IRDMA_QP_WQE_MAX_SIZE 256 +#define IRDMA_QP_WQE_MIN_QUANTA 1 +#define IRDMA_MAX_RQ_WQE_SHIFT_GEN1 2 +#define IRDMA_MAX_RQ_WQE_SHIFT_GEN2 3 + +#define IRDMA_SQ_RSVD 258 +#define IRDMA_RQ_RSVD 1 + +#define IRDMA_FEATURE_RTS_AE 1ULL +#define IRDMA_FEATURE_CQ_RESIZE 2ULL +#define IRDMAQP_OP_RDMA_WRITE 0x00 +#define IRDMAQP_OP_RDMA_READ 0x01 +#define IRDMAQP_OP_RDMA_SEND 0x03 +#define IRDMAQP_OP_RDMA_SEND_INV 0x04 +#define IRDMAQP_OP_RDMA_SEND_SOL_EVENT 0x05 +#define IRDMAQP_OP_RDMA_SEND_SOL_EVENT_INV 0x06 +#define IRDMAQP_OP_BIND_MW 0x08 +#define IRDMAQP_OP_FAST_REGISTER 0x09 +#define IRDMAQP_OP_LOCAL_INVALIDATE 0x0a +#define IRDMAQP_OP_RDMA_READ_LOC_INV 0x0b +#define IRDMAQP_OP_NOP 0x0c +#define IRDMAQP_OP_RDMA_WRITE_SOL 0x0d +#define IRDMAQP_OP_GEN_RTS_AE 0x30 + +enum irdma_cqp_op_type { + IRDMA_OP_CEQ_DESTROY = 1, + IRDMA_OP_AEQ_DESTROY = 2, + IRDMA_OP_DELETE_ARP_CACHE_ENTRY = 3, + IRDMA_OP_MANAGE_APBVT_ENTRY = 4, + IRDMA_OP_CEQ_CREATE = 5, + IRDMA_OP_AEQ_CREATE = 6, + IRDMA_OP_MANAGE_QHASH_TABLE_ENTRY = 7, + IRDMA_OP_QP_MODIFY = 8, + IRDMA_OP_QP_UPLOAD_CONTEXT = 9, + IRDMA_OP_CQ_CREATE = 10, + IRDMA_OP_CQ_DESTROY = 11, + IRDMA_OP_QP_CREATE = 12, + IRDMA_OP_QP_DESTROY = 13, + IRDMA_OP_ALLOC_STAG = 14, + IRDMA_OP_MR_REG_NON_SHARED = 15, + IRDMA_OP_DEALLOC_STAG = 16, + IRDMA_OP_MW_ALLOC = 17, + IRDMA_OP_QP_FLUSH_WQES = 18, + IRDMA_OP_ADD_ARP_CACHE_ENTRY = 19, + IRDMA_OP_MANAGE_PUSH_PAGE = 20, + IRDMA_OP_UPDATE_PE_SDS = 21, + IRDMA_OP_MANAGE_HMC_PM_FUNC_TABLE = 22, + IRDMA_OP_SUSPEND = 23, + IRDMA_OP_RESUME = 24, + IRDMA_OP_MANAGE_VF_PBLE_BP = 25, + IRDMA_OP_QUERY_FPM_VAL = 26, + IRDMA_OP_COMMIT_FPM_VAL = 27, + IRDMA_OP_REQ_CMDS = 28, + IRDMA_OP_CMPL_CMDS = 29, + IRDMA_OP_AH_CREATE = 30, + IRDMA_OP_AH_MODIFY = 31, + IRDMA_OP_AH_DESTROY = 32, + IRDMA_OP_MC_CREATE = 33, + IRDMA_OP_MC_DESTROY = 34, + IRDMA_OP_MC_MODIFY = 35, + IRDMA_OP_STATS_ALLOCATE = 36, + IRDMA_OP_STATS_FREE = 37, + IRDMA_OP_STATS_GATHER = 38, + IRDMA_OP_WS_ADD_NODE = 39, + IRDMA_OP_WS_MODIFY_NODE = 40, + IRDMA_OP_WS_DELETE_NODE = 41, + IRDMA_OP_WS_FAILOVER_START = 42, + IRDMA_OP_WS_FAILOVER_COMPLETE = 43, + IRDMA_OP_SET_UP_MAP = 44, + IRDMA_OP_GEN_AE = 45, + IRDMA_OP_QUERY_RDMA_FEATURES = 46, + IRDMA_OP_ALLOC_LOCAL_MAC_ENTRY = 47, + IRDMA_OP_ADD_LOCAL_MAC_ENTRY = 48, + IRDMA_OP_DELETE_LOCAL_MAC_ENTRY = 49, + IRDMA_OP_CQ_MODIFY = 50, + + /* Must be last entry*/ + IRDMA_MAX_CQP_OPS = 51, +}; + +/* CQP SQ WQES */ +#define IRDMA_CQP_OP_CREATE_QP 0 +#define IRDMA_CQP_OP_MODIFY_QP 0x1 +#define IRDMA_CQP_OP_DESTROY_QP 0x02 +#define IRDMA_CQP_OP_CREATE_CQ 0x03 +#define IRDMA_CQP_OP_MODIFY_CQ 0x04 +#define IRDMA_CQP_OP_DESTROY_CQ 0x05 +#define IRDMA_CQP_OP_ALLOC_STAG 0x09 +#define IRDMA_CQP_OP_REG_MR 0x0a +#define IRDMA_CQP_OP_QUERY_STAG 0x0b +#define IRDMA_CQP_OP_REG_SMR 0x0c +#define IRDMA_CQP_OP_DEALLOC_STAG 0x0d +#define IRDMA_CQP_OP_MANAGE_LOC_MAC_TABLE 0x0e +#define IRDMA_CQP_OP_MANAGE_ARP 0x0f +#define IRDMA_CQP_OP_MANAGE_VF_PBLE_BP 0x10 +#define IRDMA_CQP_OP_MANAGE_PUSH_PAGES 0x11 +#define IRDMA_CQP_OP_QUERY_RDMA_FEATURES 0x12 +#define IRDMA_CQP_OP_UPLOAD_CONTEXT 0x13 +#define IRDMA_CQP_OP_ALLOCATE_LOC_MAC_TABLE_ENTRY 0x14 +#define IRDMA_CQP_OP_UPLOAD_CONTEXT 0x13 +#define IRDMA_CQP_OP_MANAGE_HMC_PM_FUNC_TABLE 0x15 +#define IRDMA_CQP_OP_CREATE_CEQ 0x16 +#define IRDMA_CQP_OP_DESTROY_CEQ 0x18 +#define IRDMA_CQP_OP_CREATE_AEQ 0x19 +#define IRDMA_CQP_OP_DESTROY_AEQ 0x1b +#define IRDMA_CQP_OP_CREATE_ADDR_HANDLE 0x1c +#define IRDMA_CQP_OP_MODIFY_ADDR_HANDLE 0x1d +#define IRDMA_CQP_OP_DESTROY_ADDR_HANDLE 0x1e +#define IRDMA_CQP_OP_UPDATE_PE_SDS 0x1f +#define IRDMA_CQP_OP_QUERY_FPM_VAL 0x20 +#define IRDMA_CQP_OP_COMMIT_FPM_VAL 0x21 +#define IRDMA_CQP_OP_FLUSH_WQES 0x22 +/* IRDMA_CQP_OP_GEN_AE is the same value as IRDMA_CQP_OP_FLUSH_WQES */ +#define IRDMA_CQP_OP_GEN_AE 0x22 +#define IRDMA_CQP_OP_MANAGE_APBVT 0x23 +#define IRDMA_CQP_OP_NOP 0x24 +#define IRDMA_CQP_OP_MANAGE_QUAD_HASH_TABLE_ENTRY 0x25 +#define IRDMA_CQP_OP_CREATE_MCAST_GRP 0x26 +#define IRDMA_CQP_OP_MODIFY_MCAST_GRP 0x27 +#define IRDMA_CQP_OP_DESTROY_MCAST_GRP 0x28 +#define IRDMA_CQP_OP_SUSPEND_QP 0x29 +#define IRDMA_CQP_OP_RESUME_QP 0x2a +#define IRDMA_CQP_OP_SHMC_PAGES_ALLOCATED 0x2b +#define IRDMA_CQP_OP_WORK_SCHED_NODE 0x2c +#define IRDMA_CQP_OP_MANAGE_STATS 0x2d +#define IRDMA_CQP_OP_GATHER_STATS 0x2e +#define IRDMA_CQP_OP_UP_MAP 0x2f + +/* Async Events codes */ +#define IRDMA_AE_AMP_UNALLOCATED_STAG 0x0102 +#define IRDMA_AE_AMP_INVALID_STAG 0x0103 +#define IRDMA_AE_AMP_BAD_QP 0x0104 +#define IRDMA_AE_AMP_BAD_PD 0x0105 +#define IRDMA_AE_AMP_BAD_STAG_KEY 0x0106 +#define IRDMA_AE_AMP_BAD_STAG_INDEX 0x0107 +#define IRDMA_AE_AMP_BOUNDS_VIOLATION 0x0108 +#define IRDMA_AE_AMP_RIGHTS_VIOLATION 0x0109 +#define IRDMA_AE_AMP_TO_WRAP 0x010a +#define IRDMA_AE_AMP_FASTREG_VALID_STAG 0x010c +#define IRDMA_AE_AMP_FASTREG_MW_STAG 0x010d +#define IRDMA_AE_AMP_FASTREG_INVALID_RIGHTS 0x010e +#define IRDMA_AE_AMP_FASTREG_INVALID_LENGTH 0x0110 +#define IRDMA_AE_AMP_INVALIDATE_SHARED 0x0111 +#define IRDMA_AE_AMP_INVALIDATE_NO_REMOTE_ACCESS_RIGHTS 0x0112 +#define IRDMA_AE_AMP_INVALIDATE_MR_WITH_BOUND_WINDOWS 0x0113 +#define IRDMA_AE_AMP_MWBIND_VALID_STAG 0x0114 +#define IRDMA_AE_AMP_MWBIND_OF_MR_STAG 0x0115 +#define IRDMA_AE_AMP_MWBIND_TO_ZERO_BASED_STAG 0x0116 +#define IRDMA_AE_AMP_MWBIND_TO_MW_STAG 0x0117 +#define IRDMA_AE_AMP_MWBIND_INVALID_RIGHTS 0x0118 +#define IRDMA_AE_AMP_MWBIND_INVALID_BOUNDS 0x0119 +#define IRDMA_AE_AMP_MWBIND_TO_INVALID_PARENT 0x011a +#define IRDMA_AE_AMP_MWBIND_BIND_DISABLED 0x011b +#define IRDMA_AE_PRIV_OPERATION_DENIED 0x011c +#define IRDMA_AE_AMP_INVALIDATE_TYPE1_MW 0x011d +#define IRDMA_AE_AMP_MWBIND_ZERO_BASED_TYPE1_MW 0x011e +#define IRDMA_AE_AMP_FASTREG_INVALID_PBL_HPS_CFG 0x011f +#define IRDMA_AE_AMP_MWBIND_WRONG_TYPE 0x0120 +#define IRDMA_AE_AMP_FASTREG_PBLE_MISMATCH 0x0121 +#define IRDMA_AE_UDA_XMIT_DGRAM_TOO_LONG 0x0132 +#define IRDMA_AE_UDA_XMIT_BAD_PD 0x0133 +#define IRDMA_AE_UDA_XMIT_DGRAM_TOO_SHORT 0x0134 +#define IRDMA_AE_UDA_L4LEN_INVALID 0x0135 +#define IRDMA_AE_BAD_CLOSE 0x0201 +#define IRDMA_AE_RDMAP_ROE_BAD_LLP_CLOSE 0x0202 +#define IRDMA_AE_CQ_OPERATION_ERROR 0x0203 +#define IRDMA_AE_RDMA_READ_WHILE_ORD_ZERO 0x0205 +#define IRDMA_AE_STAG_ZERO_INVALID 0x0206 +#define IRDMA_AE_IB_RREQ_AND_Q1_FULL 0x0207 +#define IRDMA_AE_IB_INVALID_REQUEST 0x0208 +#define IRDMA_AE_WQE_UNEXPECTED_OPCODE 0x020a +#define IRDMA_AE_WQE_INVALID_PARAMETER 0x020b +#define IRDMA_AE_WQE_INVALID_FRAG_DATA 0x020c +#define IRDMA_AE_IB_REMOTE_ACCESS_ERROR 0x020d +#define IRDMA_AE_IB_REMOTE_OP_ERROR 0x020e +#define IRDMA_AE_WQE_LSMM_TOO_LONG 0x0220 +#define IRDMA_AE_DDP_INVALID_MSN_GAP_IN_MSN 0x0301 +#define IRDMA_AE_DDP_UBE_DDP_MESSAGE_TOO_LONG_FOR_AVAILABLE_BUFFER 0x0303 +#define IRDMA_AE_DDP_UBE_INVALID_DDP_VERSION 0x0304 +#define IRDMA_AE_DDP_UBE_INVALID_MO 0x0305 +#define IRDMA_AE_DDP_UBE_INVALID_MSN_NO_BUFFER_AVAILABLE 0x0306 +#define IRDMA_AE_DDP_UBE_INVALID_QN 0x0307 +#define IRDMA_AE_DDP_NO_L_BIT 0x0308 +#define IRDMA_AE_RDMAP_ROE_INVALID_RDMAP_VERSION 0x0311 +#define IRDMA_AE_RDMAP_ROE_UNEXPECTED_OPCODE 0x0312 +#define IRDMA_AE_ROE_INVALID_RDMA_READ_REQUEST 0x0313 +#define IRDMA_AE_ROE_INVALID_RDMA_WRITE_OR_READ_RESP 0x0314 +#define IRDMA_AE_ROCE_RSP_LENGTH_ERROR 0x0316 +#define IRDMA_AE_ROCE_EMPTY_MCG 0x0380 +#define IRDMA_AE_ROCE_BAD_MC_IP_ADDR 0x0381 +#define IRDMA_AE_ROCE_BAD_MC_QPID 0x0382 +#define IRDMA_AE_MCG_QP_PROTOCOL_MISMATCH 0x0383 +#define IRDMA_AE_INVALID_ARP_ENTRY 0x0401 +#define IRDMA_AE_INVALID_TCP_OPTION_RCVD 0x0402 +#define IRDMA_AE_STALE_ARP_ENTRY 0x0403 +#define IRDMA_AE_INVALID_AH_ENTRY 0x0406 +#define IRDMA_AE_LLP_CLOSE_COMPLETE 0x0501 +#define IRDMA_AE_LLP_CONNECTION_RESET 0x0502 +#define IRDMA_AE_LLP_FIN_RECEIVED 0x0503 +#define IRDMA_AE_LLP_RECEIVED_MARKER_AND_LENGTH_FIELDS_DONT_MATCH 0x0504 +#define IRDMA_AE_LLP_RECEIVED_MPA_CRC_ERROR 0x0505 +#define IRDMA_AE_LLP_SEGMENT_TOO_SMALL 0x0507 +#define IRDMA_AE_LLP_SYN_RECEIVED 0x0508 +#define IRDMA_AE_LLP_TERMINATE_RECEIVED 0x0509 +#define IRDMA_AE_LLP_TOO_MANY_RETRIES 0x050a +#define IRDMA_AE_LLP_TOO_MANY_KEEPALIVE_RETRIES 0x050b +#define IRDMA_AE_LLP_DOUBT_REACHABILITY 0x050c +#define IRDMA_AE_LLP_CONNECTION_ESTABLISHED 0x050e +#define IRDMA_AE_RESOURCE_EXHAUSTION 0x0520 +#define IRDMA_AE_RESET_SENT 0x0601 +#define IRDMA_AE_TERMINATE_SENT 0x0602 +#define IRDMA_AE_RESET_NOT_SENT 0x0603 +#define IRDMA_AE_LCE_QP_CATASTROPHIC 0x0700 +#define IRDMA_AE_LCE_FUNCTION_CATASTROPHIC 0x0701 +#define IRDMA_AE_LCE_CQ_CATASTROPHIC 0x0702 +#define IRDMA_AE_QP_SUSPEND_COMPLETE 0x0900 + +#define FLD_LS_64(dev, val, field) \ + (((u64)(val) << (dev)->hw_shifts[field ## _S]) & (dev)->hw_masks[field ## _M]) +#define FLD_RS_64(dev, val, field) \ + ((u64)((val) & (dev)->hw_masks[field ## _M]) >> (dev)->hw_shifts[field ## _S]) +#define FLD_LS_32(dev, val, field) \ + (((val) << (dev)->hw_shifts[field ## _S]) & (dev)->hw_masks[field ## _M]) +#define FLD_RS_32(dev, val, field) \ + ((u64)((val) & (dev)->hw_masks[field ## _M]) >> (dev)->hw_shifts[field ## _S]) + +#define IRDMA_STATS_DELTA(a, b, c) ((a) >= (b) ? (a) - (b) : (a) + (c) - (b)) +#define IRDMA_MAX_STATS_32 0xFFFFFFFFULL +#define IRDMA_MAX_STATS_48 0xFFFFFFFFFFFFULL + +#define IRDMA_MAX_CQ_READ_THRESH 0x3FFFF +#define IRDMA_CQPSQ_QHASH_VLANID GENMASK_ULL(43, 32) +#define IRDMA_CQPSQ_QHASH_QPN GENMASK_ULL(49, 32) +#define IRDMA_CQPSQ_QHASH_QS_HANDLE GENMASK_ULL(9, 0) +#define IRDMA_CQPSQ_QHASH_SRC_PORT GENMASK_ULL(31, 16) +#define IRDMA_CQPSQ_QHASH_DEST_PORT GENMASK_ULL(15, 0) +#define IRDMA_CQPSQ_QHASH_ADDR0 GENMASK_ULL(63, 32) +#define IRDMA_CQPSQ_QHASH_ADDR1 GENMASK_ULL(31, 0) +#define IRDMA_CQPSQ_QHASH_ADDR2 GENMASK_ULL(63, 32) +#define IRDMA_CQPSQ_QHASH_ADDR3 GENMASK_ULL(31, 0) +#define IRDMA_CQPSQ_QHASH_WQEVALID BIT_ULL(63) +#define IRDMA_CQPSQ_QHASH_OPCODE GENMASK_ULL(37, 32) +#define IRDMA_CQPSQ_QHASH_MANAGE GENMASK_ULL(62, 61) +#define IRDMA_CQPSQ_QHASH_IPV4VALID BIT_ULL(60) +#define IRDMA_CQPSQ_QHASH_VLANVALID BIT_ULL(59) +#define IRDMA_CQPSQ_QHASH_ENTRYTYPE GENMASK_ULL(44, 42) +#define IRDMA_CQPSQ_STATS_WQEVALID BIT_ULL(63) +#define IRDMA_CQPSQ_STATS_ALLOC_INST BIT_ULL(62) +#define IRDMA_CQPSQ_STATS_USE_HMC_FCN_INDEX BIT_ULL(60) +#define IRDMA_CQPSQ_STATS_USE_INST BIT_ULL(61) +#define IRDMA_CQPSQ_STATS_OP GENMASK_ULL(37, 32) +#define IRDMA_CQPSQ_STATS_INST_INDEX GENMASK_ULL(6, 0) +#define IRDMA_CQPSQ_STATS_HMC_FCN_INDEX GENMASK_ULL(5, 0) +#define IRDMA_CQPSQ_WS_WQEVALID BIT_ULL(63) +#define IRDMA_CQPSQ_WS_NODEOP GENMASK_ULL(53, 52) + +#define IRDMA_CQPSQ_WS_ENABLENODE BIT_ULL(62) +#define IRDMA_CQPSQ_WS_NODETYPE BIT_ULL(61) +#define IRDMA_CQPSQ_WS_PRIOTYPE GENMASK_ULL(60, 59) +#define IRDMA_CQPSQ_WS_TC GENMASK_ULL(58, 56) +#define IRDMA_CQPSQ_WS_VMVFTYPE GENMASK_ULL(55, 54) +#define IRDMA_CQPSQ_WS_VMVFNUM GENMASK_ULL(51, 42) +#define IRDMA_CQPSQ_WS_OP GENMASK_ULL(37, 32) +#define IRDMA_CQPSQ_WS_PARENTID GENMASK_ULL(25, 16) +#define IRDMA_CQPSQ_WS_NODEID GENMASK_ULL(9, 0) +#define IRDMA_CQPSQ_WS_VSI GENMASK_ULL(57, 48) +#define IRDMA_CQPSQ_WS_WEIGHT GENMASK_ULL(38, 32) + +#define IRDMA_CQPSQ_UP_WQEVALID BIT_ULL(63) +#define IRDMA_CQPSQ_UP_USEVLAN BIT_ULL(62) +#define IRDMA_CQPSQ_UP_USEOVERRIDE BIT_ULL(61) +#define IRDMA_CQPSQ_UP_OP GENMASK_ULL(37, 32) +#define IRDMA_CQPSQ_UP_HMCFCNIDX GENMASK_ULL(5, 0) +#define IRDMA_CQPSQ_UP_CNPOVERRIDE GENMASK_ULL(37, 32) +#define IRDMA_CQPSQ_QUERY_RDMA_FEATURES_WQEVALID BIT_ULL(63) +#define IRDMA_CQPSQ_QUERY_RDMA_FEATURES_BUF_LEN GENMASK_ULL(31, 0) +#define IRDMA_CQPSQ_QUERY_RDMA_FEATURES_OP GENMASK_ULL(37, 32) +#define IRDMA_CQPSQ_QUERY_RDMA_FEATURES_HW_MODEL_USED GENMASK_ULL(47, 32) +#define IRDMA_CQPSQ_QUERY_RDMA_FEATURES_HW_MAJOR_VERSION GENMASK_ULL(23, 16) +#define IRDMA_CQPSQ_QUERY_RDMA_FEATURES_HW_MINOR_VERSION GENMASK_ULL(7, 0) +#define IRDMA_CQPHC_SQSIZE GENMASK_ULL(11, 8) +#define IRDMA_CQPHC_DISABLE_PFPDUS BIT_ULL(1) +#define IRDMA_CQPHC_ROCEV2_RTO_POLICY BIT_ULL(2) +#define IRDMA_CQPHC_PROTOCOL_USED GENMASK_ULL(4, 3) +#define IRDMA_CQPHC_MIN_RATE GENMASK_ULL(51, 48) +#define IRDMA_CQPHC_MIN_DEC_FACTOR GENMASK_ULL(59, 56) +#define IRDMA_CQPHC_DCQCN_T GENMASK_ULL(15, 0) +#define IRDMA_CQPHC_HAI_FACTOR GENMASK_ULL(47, 32) +#define IRDMA_CQPHC_RAI_FACTOR GENMASK_ULL(63, 48) +#define IRDMA_CQPHC_DCQCN_B GENMASK_ULL(24, 0) +#define IRDMA_CQPHC_DCQCN_F GENMASK_ULL(27, 25) +#define IRDMA_CQPHC_CC_CFG_VALID BIT_ULL(31) +#define IRDMA_CQPHC_RREDUCE_MPERIOD GENMASK_ULL(63, 32) +#define IRDMA_CQPHC_HW_MINVER GENMASK_ULL(15, 0) + +#define IRDMA_CQPHC_HW_MAJVER_GEN_1 0 +#define IRDMA_CQPHC_HW_MAJVER_GEN_2 1 +#define IRDMA_CQPHC_HW_MAJVER_GEN_3 2 +#define IRDMA_CQPHC_HW_MAJVER GENMASK_ULL(31, 16) +#define IRDMA_CQPHC_CEQPERVF GENMASK_ULL(39, 32) + +#define IRDMA_CQPHC_ENABLED_VFS GENMASK_ULL(37, 32) + +#define IRDMA_CQPHC_HMC_PROFILE GENMASK_ULL(2, 0) +#define IRDMA_CQPHC_SVER GENMASK_ULL(31, 24) +#define IRDMA_CQPHC_SQBASE GENMASK_ULL(63, 9) + +#define IRDMA_CQPHC_QPCTX GENMASK_ULL(63, 0) +#define IRDMA_QP_DBSA_HW_SQ_TAIL GENMASK_ULL(14, 0) +#define IRDMA_CQ_DBSA_CQEIDX GENMASK_ULL(19, 0) +#define IRDMA_CQ_DBSA_SW_CQ_SELECT GENMASK_ULL(13, 0) +#define IRDMA_CQ_DBSA_ARM_NEXT BIT_ULL(14) +#define IRDMA_CQ_DBSA_ARM_NEXT_SE BIT_ULL(15) +#define IRDMA_CQ_DBSA_ARM_SEQ_NUM GENMASK_ULL(17, 16) + +/* CQP and iWARP Completion Queue */ +#define IRDMA_CQ_QPCTX IRDMA_CQPHC_QPCTX + +#define IRDMA_CCQ_OPRETVAL GENMASK_ULL(31, 0) + +#define IRDMA_CQ_MINERR GENMASK_ULL(15, 0) +#define IRDMA_CQ_MAJERR GENMASK_ULL(31, 16) +#define IRDMA_CQ_WQEIDX GENMASK_ULL(46, 32) +#define IRDMA_CQ_EXTCQE BIT_ULL(50) +#define IRDMA_OOO_CMPL BIT_ULL(54) +#define IRDMA_CQ_ERROR BIT_ULL(55) +#define IRDMA_CQ_SQ BIT_ULL(62) + +#define IRDMA_CQ_VALID BIT_ULL(63) +#define IRDMA_CQ_IMMVALID BIT_ULL(62) +#define IRDMA_CQ_UDSMACVALID BIT_ULL(61) +#define IRDMA_CQ_UDVLANVALID BIT_ULL(60) +#define IRDMA_CQ_UDSMAC GENMASK_ULL(47, 0) +#define IRDMA_CQ_UDVLAN GENMASK_ULL(63, 48) + +#define IRDMA_CQ_IMMDATA_S 0 +#define IRDMA_CQ_IMMDATA_M (0xffffffffffffffffULL << IRDMA_CQ_IMMVALID_S) +#define IRDMA_CQ_IMMDATALOW32 GENMASK_ULL(31, 0) +#define IRDMA_CQ_IMMDATAUP32 GENMASK_ULL(63, 32) +#define IRDMACQ_PAYLDLEN GENMASK_ULL(31, 0) +#define IRDMACQ_TCPSEQNUMRTT GENMASK_ULL(63, 32) +#define IRDMACQ_INVSTAG GENMASK_ULL(31, 0) +#define IRDMACQ_QPID GENMASK_ULL(55, 32) + +#define IRDMACQ_UDSRCQPN GENMASK_ULL(31, 0) +#define IRDMACQ_PSHDROP BIT_ULL(51) +#define IRDMACQ_STAG BIT_ULL(53) +#define IRDMACQ_IPV4 BIT_ULL(53) +#define IRDMACQ_SOEVENT BIT_ULL(54) +#define IRDMACQ_OP GENMASK_ULL(61, 56) + +#define IRDMA_CEQE_CQCTX GENMASK_ULL(62, 0) +#define IRDMA_CEQE_VALID BIT_ULL(63) + +/* AEQE format */ +#define IRDMA_AEQE_COMPCTX IRDMA_CQPHC_QPCTX +#define IRDMA_AEQE_QPCQID_LOW GENMASK_ULL(17, 0) +#define IRDMA_AEQE_QPCQID_HI BIT_ULL(46) +#define IRDMA_AEQE_WQDESCIDX GENMASK_ULL(32, 18) +#define IRDMA_AEQE_OVERFLOW BIT_ULL(33) +#define IRDMA_AEQE_AECODE GENMASK_ULL(45, 34) +#define IRDMA_AEQE_AESRC GENMASK_ULL(53, 50) +#define IRDMA_AEQE_IWSTATE GENMASK_ULL(56, 54) +#define IRDMA_AEQE_TCPSTATE GENMASK_ULL(60, 57) +#define IRDMA_AEQE_Q2DATA GENMASK_ULL(62, 61) +#define IRDMA_AEQE_VALID BIT_ULL(63) + +#define IRDMA_UDA_QPSQ_NEXT_HDR GENMASK_ULL(23, 16) +#define IRDMA_UDA_QPSQ_OPCODE GENMASK_ULL(37, 32) +#define IRDMA_UDA_QPSQ_L4LEN GENMASK_ULL(45, 42) +#define IRDMA_GEN1_UDA_QPSQ_L4LEN GENMASK_ULL(27, 24) +#define IRDMA_UDA_QPSQ_AHIDX GENMASK_ULL(16, 0) +#define IRDMA_UDA_QPSQ_VALID BIT_ULL(63) +#define IRDMA_UDA_QPSQ_SIGCOMPL BIT_ULL(62) +#define IRDMA_UDA_QPSQ_MACLEN GENMASK_ULL(62, 56) +#define IRDMA_UDA_QPSQ_IPLEN GENMASK_ULL(54, 48) +#define IRDMA_UDA_QPSQ_L4T GENMASK_ULL(31, 30) +#define IRDMA_UDA_QPSQ_IIPT GENMASK_ULL(29, 28) +#define IRDMA_UDA_PAYLOADLEN GENMASK_ULL(13, 0) +#define IRDMA_UDA_HDRLEN GENMASK_ULL(24, 16) +#define IRDMA_VLAN_TAG_VALID BIT_ULL(50) +#define IRDMA_UDA_L3PROTO GENMASK_ULL(1, 0) +#define IRDMA_UDA_L4PROTO GENMASK_ULL(17, 16) +#define IRDMA_UDA_QPSQ_DOLOOPBACK BIT_ULL(44) +#define IRDMA_CQPSQ_BUFSIZE GENMASK_ULL(31, 0) +#define IRDMA_CQPSQ_OPCODE GENMASK_ULL(37, 32) +#define IRDMA_CQPSQ_WQEVALID BIT_ULL(63) +#define IRDMA_CQPSQ_TPHVAL GENMASK_ULL(7, 0) + +#define IRDMA_CQPSQ_VSIIDX GENMASK_ULL(17, 8) +#define IRDMA_CQPSQ_TPHEN BIT_ULL(60) + +#define IRDMA_CQPSQ_PBUFADDR IRDMA_CQPHC_QPCTX + +/* Create/Modify/Destroy QP */ + +#define IRDMA_CQPSQ_QP_NEWMSS GENMASK_ULL(45, 32) +#define IRDMA_CQPSQ_QP_TERMLEN GENMASK_ULL(51, 48) + +#define IRDMA_CQPSQ_QP_QPCTX IRDMA_CQPHC_QPCTX + +#define IRDMA_CQPSQ_QP_QPID_S 0 +#define IRDMA_CQPSQ_QP_QPID_M (0xFFFFFFUL) + +#define IRDMA_CQPSQ_QP_OP_S 32 +#define IRDMA_CQPSQ_QP_OP_M IRDMACQ_OP_M +#define IRDMA_CQPSQ_QP_ORDVALID BIT_ULL(42) +#define IRDMA_CQPSQ_QP_TOECTXVALID BIT_ULL(43) +#define IRDMA_CQPSQ_QP_CACHEDVARVALID BIT_ULL(44) +#define IRDMA_CQPSQ_QP_VQ BIT_ULL(45) +#define IRDMA_CQPSQ_QP_FORCELOOPBACK BIT_ULL(46) +#define IRDMA_CQPSQ_QP_CQNUMVALID BIT_ULL(47) +#define IRDMA_CQPSQ_QP_QPTYPE GENMASK_ULL(50, 48) +#define IRDMA_CQPSQ_QP_MACVALID BIT_ULL(51) +#define IRDMA_CQPSQ_QP_MSSCHANGE BIT_ULL(52) + +#define IRDMA_CQPSQ_QP_IGNOREMWBOUND BIT_ULL(54) +#define IRDMA_CQPSQ_QP_REMOVEHASHENTRY BIT_ULL(55) +#define IRDMA_CQPSQ_QP_TERMACT GENMASK_ULL(57, 56) +#define IRDMA_CQPSQ_QP_RESETCON BIT_ULL(58) +#define IRDMA_CQPSQ_QP_ARPTABIDXVALID BIT_ULL(59) +#define IRDMA_CQPSQ_QP_NEXTIWSTATE GENMASK_ULL(62, 60) + +#define IRDMA_CQPSQ_QP_DBSHADOWADDR IRDMA_CQPHC_QPCTX + +#define IRDMA_CQPSQ_CQ_CQSIZE GENMASK_ULL(20, 0) +#define IRDMA_CQPSQ_CQ_CQCTX GENMASK_ULL(62, 0) +#define IRDMA_CQPSQ_CQ_SHADOW_READ_THRESHOLD GENMASK(17, 0) + +#define IRDMA_CQPSQ_CQ_OP GENMASK_ULL(37, 32) +#define IRDMA_CQPSQ_CQ_CQRESIZE BIT_ULL(43) +#define IRDMA_CQPSQ_CQ_LPBLSIZE GENMASK_ULL(45, 44) +#define IRDMA_CQPSQ_CQ_CHKOVERFLOW BIT_ULL(46) +#define IRDMA_CQPSQ_CQ_VIRTMAP BIT_ULL(47) +#define IRDMA_CQPSQ_CQ_ENCEQEMASK BIT_ULL(48) +#define IRDMA_CQPSQ_CQ_CEQIDVALID BIT_ULL(49) +#define IRDMA_CQPSQ_CQ_AVOIDMEMCNFLCT BIT_ULL(61) +#define IRDMA_CQPSQ_CQ_FIRSTPMPBLIDX GENMASK_ULL(27, 0) + +/* Allocate/Register/Register Shared/Deallocate Stag */ +#define IRDMA_CQPSQ_STAG_VA_FBO IRDMA_CQPHC_QPCTX +#define IRDMA_CQPSQ_STAG_STAGLEN GENMASK_ULL(45, 0) +#define IRDMA_CQPSQ_STAG_KEY GENMASK_ULL(7, 0) +#define IRDMA_CQPSQ_STAG_IDX GENMASK_ULL(31, 8) +#define IRDMA_CQPSQ_STAG_IDX_S 8 +#define IRDMA_CQPSQ_STAG_PARENTSTAGIDX GENMASK_ULL(55, 32) +#define IRDMA_CQPSQ_STAG_MR BIT_ULL(43) +#define IRDMA_CQPSQ_STAG_MWTYPE BIT_ULL(42) +#define IRDMA_CQPSQ_STAG_MW1_BIND_DONT_VLDT_KEY BIT_ULL(58) + +#define IRDMA_CQPSQ_STAG_LPBLSIZE IRDMA_CQPSQ_CQ_LPBLSIZE +#define IRDMA_CQPSQ_STAG_HPAGESIZE GENMASK_ULL(47, 46) +#define IRDMA_CQPSQ_STAG_ARIGHTS GENMASK_ULL(52, 48) +#define IRDMA_CQPSQ_STAG_REMACCENABLED BIT_ULL(53) +#define IRDMA_CQPSQ_STAG_VABASEDTO BIT_ULL(59) +#define IRDMA_CQPSQ_STAG_USEHMCFNIDX BIT_ULL(60) +#define IRDMA_CQPSQ_STAG_USEPFRID BIT_ULL(61) + +#define IRDMA_CQPSQ_STAG_PBA IRDMA_CQPHC_QPCTX +#define IRDMA_CQPSQ_STAG_HMCFNIDX GENMASK_ULL(5, 0) + +#define IRDMA_CQPSQ_STAG_FIRSTPMPBLIDX GENMASK_ULL(27, 0) +#define IRDMA_CQPSQ_QUERYSTAG_IDX IRDMA_CQPSQ_STAG_IDX +#define IRDMA_CQPSQ_MLM_TABLEIDX GENMASK_ULL(5, 0) +#define IRDMA_CQPSQ_MLM_FREEENTRY BIT_ULL(62) +#define IRDMA_CQPSQ_MLM_IGNORE_REF_CNT BIT_ULL(61) +#define IRDMA_CQPSQ_MLM_MAC0 GENMASK_ULL(7, 0) +#define IRDMA_CQPSQ_MLM_MAC1 GENMASK_ULL(15, 8) +#define IRDMA_CQPSQ_MLM_MAC2 GENMASK_ULL(23, 16) +#define IRDMA_CQPSQ_MLM_MAC3 GENMASK_ULL(31, 24) +#define IRDMA_CQPSQ_MLM_MAC4 GENMASK_ULL(39, 32) +#define IRDMA_CQPSQ_MLM_MAC5 GENMASK_ULL(47, 40) +#define IRDMA_CQPSQ_MAT_REACHMAX GENMASK_ULL(31, 0) +#define IRDMA_CQPSQ_MAT_MACADDR GENMASK_ULL(47, 0) +#define IRDMA_CQPSQ_MAT_ARPENTRYIDX GENMASK_ULL(11, 0) +#define IRDMA_CQPSQ_MAT_ENTRYVALID BIT_ULL(42) +#define IRDMA_CQPSQ_MAT_PERMANENT BIT_ULL(43) +#define IRDMA_CQPSQ_MAT_QUERY BIT_ULL(44) +#define IRDMA_CQPSQ_MVPBP_PD_ENTRY_CNT GENMASK_ULL(9, 0) +#define IRDMA_CQPSQ_MVPBP_FIRST_PD_INX GENMASK_ULL(24, 16) +#define IRDMA_CQPSQ_MVPBP_SD_INX GENMASK_ULL(43, 32) +#define IRDMA_CQPSQ_MVPBP_INV_PD_ENT BIT_ULL(62) +#define IRDMA_CQPSQ_MVPBP_PD_PLPBA GENMASK_ULL(63, 3) + +/* Manage Push Page - MPP */ +#define IRDMA_INVALID_PUSH_PAGE_INDEX_GEN_1 0xffff +#define IRDMA_INVALID_PUSH_PAGE_INDEX 0xffffffff + +#define IRDMA_CQPSQ_MPP_QS_HANDLE GENMASK_ULL(9, 0) +#define IRDMA_CQPSQ_MPP_PPIDX GENMASK_ULL(9, 0) +#define IRDMA_CQPSQ_MPP_PPTYPE GENMASK_ULL(61, 60) + +#define IRDMA_CQPSQ_MPP_FREE_PAGE BIT_ULL(62) + +/* Upload Context - UCTX */ +#define IRDMA_CQPSQ_UCTX_QPCTXADDR IRDMA_CQPHC_QPCTX +#define IRDMA_CQPSQ_UCTX_QPID GENMASK_ULL(23, 0) +#define IRDMA_CQPSQ_UCTX_QPTYPE GENMASK_ULL(51, 48) + +#define IRDMA_CQPSQ_UCTX_RAWFORMAT BIT_ULL(61) +#define IRDMA_CQPSQ_UCTX_FREEZEQP BIT_ULL(62) + +#define IRDMA_CQPSQ_MHMC_VFIDX GENMASK_ULL(15, 0) +#define IRDMA_CQPSQ_MHMC_FREEPMFN BIT_ULL(62) + +#define IRDMA_CQPSQ_SHMCRP_HMC_PROFILE GENMASK_ULL(2, 0) +#define IRDMA_CQPSQ_SHMCRP_VFNUM GENMASK_ULL(37, 32) +#define IRDMA_CQPSQ_CEQ_CEQSIZE GENMASK_ULL(21, 0) +#define IRDMA_CQPSQ_CEQ_CEQID GENMASK_ULL(9, 0) + +#define IRDMA_CQPSQ_CEQ_LPBLSIZE IRDMA_CQPSQ_CQ_LPBLSIZE +#define IRDMA_CQPSQ_CEQ_VMAP BIT_ULL(47) +#define IRDMA_CQPSQ_CEQ_ITRNOEXPIRE BIT_ULL(46) +#define IRDMA_CQPSQ_CEQ_FIRSTPMPBLIDX GENMASK_ULL(27, 0) +#define IRDMA_CQPSQ_AEQ_AEQECNT GENMASK_ULL(18, 0) +#define IRDMA_CQPSQ_AEQ_LPBLSIZE IRDMA_CQPSQ_CQ_LPBLSIZE +#define IRDMA_CQPSQ_AEQ_VMAP BIT_ULL(47) +#define IRDMA_CQPSQ_AEQ_FIRSTPMPBLIDX GENMASK_ULL(27, 0) + +#define IRDMA_COMMIT_FPM_QPCNT GENMASK_ULL(18, 0) + +#define IRDMA_COMMIT_FPM_BASE_S 32 +#define IRDMA_CQPSQ_CFPM_HMCFNID GENMASK_ULL(5, 0) +#define IRDMA_CQPSQ_FWQE_AECODE GENMASK_ULL(15, 0) +#define IRDMA_CQPSQ_FWQE_AESOURCE GENMASK_ULL(19, 16) +#define IRDMA_CQPSQ_FWQE_RQMNERR GENMASK_ULL(15, 0) +#define IRDMA_CQPSQ_FWQE_RQMJERR GENMASK_ULL(31, 16) +#define IRDMA_CQPSQ_FWQE_SQMNERR GENMASK_ULL(47, 32) +#define IRDMA_CQPSQ_FWQE_SQMJERR GENMASK_ULL(63, 48) +#define IRDMA_CQPSQ_FWQE_QPID GENMASK_ULL(23, 0) +#define IRDMA_CQPSQ_FWQE_GENERATE_AE BIT_ULL(59) +#define IRDMA_CQPSQ_FWQE_USERFLCODE BIT_ULL(60) +#define IRDMA_CQPSQ_FWQE_FLUSHSQ BIT_ULL(61) +#define IRDMA_CQPSQ_FWQE_FLUSHRQ BIT_ULL(62) +#define IRDMA_CQPSQ_MAPT_PORT GENMASK_ULL(15, 0) +#define IRDMA_CQPSQ_MAPT_ADDPORT BIT_ULL(62) +#define IRDMA_CQPSQ_UPESD_SDCMD GENMASK_ULL(31, 0) +#define IRDMA_CQPSQ_UPESD_SDDATALOW GENMASK_ULL(31, 0) +#define IRDMA_CQPSQ_UPESD_SDDATAHI GENMASK_ULL(63, 32) +#define IRDMA_CQPSQ_UPESD_HMCFNID GENMASK_ULL(5, 0) +#define IRDMA_CQPSQ_UPESD_ENTRY_VALID BIT_ULL(63) + +#define IRDMA_CQPSQ_UPESD_BM_PF 0 +#define IRDMA_CQPSQ_UPESD_BM_CP_LM 1 +#define IRDMA_CQPSQ_UPESD_BM_AXF 2 +#define IRDMA_CQPSQ_UPESD_BM_LM 4 +#define IRDMA_CQPSQ_UPESD_BM GENMASK_ULL(34, 32) +#define IRDMA_CQPSQ_UPESD_ENTRY_COUNT GENMASK_ULL(3, 0) +#define IRDMA_CQPSQ_UPESD_SKIP_ENTRY BIT_ULL(7) +#define IRDMA_CQPSQ_SUSPENDQP_QPID GENMASK_ULL(23, 0) +#define IRDMA_CQPSQ_RESUMEQP_QSHANDLE GENMASK_ULL(31, 0) +#define IRDMA_CQPSQ_RESUMEQP_QPID GENMASK(23, 0) + +#define IRDMA_CQPSQ_MIN_STAG_INVALID 0x0001 +#define IRDMA_CQPSQ_MIN_SUSPEND_PND 0x0005 + +#define IRDMA_CQPSQ_MAJ_NO_ERROR 0x0000 +#define IRDMA_CQPSQ_MAJ_OBJCACHE_ERROR 0xF000 +#define IRDMA_CQPSQ_MAJ_CNTXTCACHE_ERROR 0xF001 +#define IRDMA_CQPSQ_MAJ_ERROR 0xFFFF +#define IRDMAQPC_DDP_VER GENMASK_ULL(1, 0) +#define IRDMAQPC_IBRDENABLE BIT_ULL(2) +#define IRDMAQPC_IPV4 BIT_ULL(3) +#define IRDMAQPC_NONAGLE BIT_ULL(4) +#define IRDMAQPC_INSERTVLANTAG BIT_ULL(5) +#define IRDMAQPC_ISQP1 BIT_ULL(6) +#define IRDMAQPC_TIMESTAMP BIT_ULL(7) +#define IRDMAQPC_RQWQESIZE GENMASK_ULL(9, 8) +#define IRDMAQPC_INSERTL2TAG2 BIT_ULL(11) +#define IRDMAQPC_LIMIT GENMASK_ULL(13, 12) + +#define IRDMAQPC_ECN_EN BIT_ULL(14) +#define IRDMAQPC_DROPOOOSEG BIT_ULL(15) +#define IRDMAQPC_DUPACK_THRESH GENMASK_ULL(18, 16) +#define IRDMAQPC_ERR_RQ_IDX_VALID BIT_ULL(19) +#define IRDMAQPC_DIS_VLAN_CHECKS GENMASK_ULL(21, 19) +#define IRDMAQPC_DC_TCP_EN BIT_ULL(25) +#define IRDMAQPC_RCVTPHEN BIT_ULL(28) +#define IRDMAQPC_XMITTPHEN BIT_ULL(29) +#define IRDMAQPC_RQTPHEN BIT_ULL(30) +#define IRDMAQPC_SQTPHEN BIT_ULL(31) +#define IRDMAQPC_PPIDX GENMASK_ULL(41, 32) +#define IRDMAQPC_PMENA BIT_ULL(47) +#define IRDMAQPC_RDMAP_VER GENMASK_ULL(63, 62) +#define IRDMAQPC_ROCE_TVER GENMASK_ULL(63, 60) + +#define IRDMAQPC_SQADDR IRDMA_CQPHC_QPCTX +#define IRDMAQPC_RQADDR IRDMA_CQPHC_QPCTX +#define IRDMAQPC_TTL GENMASK_ULL(7, 0) +#define IRDMAQPC_RQSIZE GENMASK_ULL(11, 8) +#define IRDMAQPC_SQSIZE GENMASK_ULL(15, 12) +#define IRDMAQPC_GEN1_SRCMACADDRIDX GENMASK(21, 16) +#define IRDMAQPC_AVOIDSTRETCHACK BIT_ULL(23) +#define IRDMAQPC_TOS GENMASK_ULL(31, 24) +#define IRDMAQPC_SRCPORTNUM GENMASK_ULL(47, 32) +#define IRDMAQPC_DESTPORTNUM GENMASK_ULL(63, 48) +#define IRDMAQPC_DESTIPADDR0 GENMASK_ULL(63, 32) +#define IRDMAQPC_DESTIPADDR1 GENMASK_ULL(31, 0) +#define IRDMAQPC_DESTIPADDR2 GENMASK_ULL(63, 32) +#define IRDMAQPC_DESTIPADDR3 GENMASK_ULL(31, 0) +#define IRDMAQPC_SNDMSS GENMASK_ULL(29, 16) +#define IRDMAQPC_SYN_RST_HANDLING GENMASK_ULL(31, 30) +#define IRDMAQPC_VLANTAG GENMASK_ULL(47, 32) +#define IRDMAQPC_ARPIDX GENMASK_ULL(63, 48) +#define IRDMAQPC_FLOWLABEL GENMASK_ULL(19, 0) +#define IRDMAQPC_WSCALE BIT_ULL(20) +#define IRDMAQPC_KEEPALIVE BIT_ULL(21) +#define IRDMAQPC_IGNORE_TCP_OPT BIT_ULL(22) +#define IRDMAQPC_IGNORE_TCP_UNS_OPT BIT_ULL(23) +#define IRDMAQPC_TCPSTATE GENMASK_ULL(31, 28) +#define IRDMAQPC_RCVSCALE GENMASK_ULL(35, 32) +#define IRDMAQPC_SNDSCALE GENMASK_ULL(43, 40) +#define IRDMAQPC_PDIDX GENMASK_ULL(63, 48) +#define IRDMAQPC_PDIDXHI GENMASK_ULL(21, 20) +#define IRDMAQPC_PKEY GENMASK_ULL(47, 32) +#define IRDMAQPC_ACKCREDITS GENMASK_ULL(24, 20) +#define IRDMAQPC_QKEY GENMASK_ULL(63, 32) +#define IRDMAQPC_DESTQP GENMASK_ULL(23, 0) +#define IRDMAQPC_KALIVE_TIMER_MAX_PROBES GENMASK_ULL(23, 16) +#define IRDMAQPC_KEEPALIVE_INTERVAL GENMASK_ULL(31, 24) +#define IRDMAQPC_TIMESTAMP_RECENT GENMASK_ULL(31, 0) +#define IRDMAQPC_TIMESTAMP_AGE GENMASK_ULL(63, 32) +#define IRDMAQPC_SNDNXT GENMASK_ULL(31, 0) +#define IRDMAQPC_ISN GENMASK_ULL(55, 32) +#define IRDMAQPC_PSNNXT GENMASK_ULL(23, 0) +#define IRDMAQPC_LSN GENMASK_ULL(55, 32) +#define IRDMAQPC_SNDWND GENMASK_ULL(63, 32) +#define IRDMAQPC_RCVNXT GENMASK_ULL(31, 0) +#define IRDMAQPC_EPSN GENMASK_ULL(23, 0) +#define IRDMAQPC_RCVWND GENMASK_ULL(63, 32) +#define IRDMAQPC_SNDMAX GENMASK_ULL(31, 0) +#define IRDMAQPC_SNDUNA GENMASK_ULL(63, 32) +#define IRDMAQPC_PSNMAX GENMASK_ULL(23, 0) +#define IRDMAQPC_PSNUNA GENMASK_ULL(55, 32) +#define IRDMAQPC_SRTT GENMASK_ULL(31, 0) +#define IRDMAQPC_RTTVAR GENMASK_ULL(63, 32) +#define IRDMAQPC_SSTHRESH GENMASK_ULL(31, 0) +#define IRDMAQPC_CWND GENMASK_ULL(63, 32) +#define IRDMAQPC_CWNDROCE GENMASK_ULL(55, 32) +#define IRDMAQPC_SNDWL1 GENMASK_ULL(31, 0) +#define IRDMAQPC_SNDWL2 GENMASK_ULL(63, 32) +#define IRDMAQPC_ERR_RQ_IDX GENMASK_ULL(45, 32) +#define IRDMAQPC_RTOMIN GENMASK_ULL(63, 57) +#define IRDMAQPC_MAXSNDWND GENMASK_ULL(31, 0) +#define IRDMAQPC_REXMIT_THRESH GENMASK_ULL(53, 48) +#define IRDMAQPC_RNRNAK_THRESH GENMASK_ULL(56, 54) +#define IRDMAQPC_TXCQNUM GENMASK_ULL(18, 0) +#define IRDMAQPC_RXCQNUM GENMASK_ULL(50, 32) +#define IRDMAQPC_STAT_INDEX GENMASK_ULL(6, 0) +#define IRDMAQPC_Q2ADDR GENMASK_ULL(63, 8) +#define IRDMAQPC_LASTBYTESENT GENMASK_ULL(7, 0) +#define IRDMAQPC_MACADDRESS GENMASK_ULL(63, 16) +#define IRDMAQPC_ORDSIZE GENMASK_ULL(7, 0) + +#define IRDMAQPC_IRDSIZE GENMASK_ULL(18, 16) + +#define IRDMAQPC_UDPRIVCQENABLE BIT_ULL(19) +#define IRDMAQPC_WRRDRSPOK BIT_ULL(20) +#define IRDMAQPC_RDOK BIT_ULL(21) +#define IRDMAQPC_SNDMARKERS BIT_ULL(22) +#define IRDMAQPC_DCQCNENABLE BIT_ULL(22) +#define IRDMAQPC_FW_CC_ENABLE BIT_ULL(28) +#define IRDMAQPC_RCVNOICRC BIT_ULL(31) +#define IRDMAQPC_BINDEN BIT_ULL(23) +#define IRDMAQPC_FASTREGEN BIT_ULL(24) +#define IRDMAQPC_PRIVEN BIT_ULL(25) +#define IRDMAQPC_TIMELYENABLE BIT_ULL(27) +#define IRDMAQPC_THIGH GENMASK_ULL(63, 52) +#define IRDMAQPC_TLOW GENMASK_ULL(39, 32) +#define IRDMAQPC_REMENDPOINTIDX GENMASK_ULL(16, 0) +#define IRDMAQPC_USESTATSINSTANCE BIT_ULL(26) +#define IRDMAQPC_IWARPMODE BIT_ULL(28) +#define IRDMAQPC_RCVMARKERS BIT_ULL(29) +#define IRDMAQPC_ALIGNHDRS BIT_ULL(30) +#define IRDMAQPC_RCVNOMPACRC BIT_ULL(31) +#define IRDMAQPC_RCVMARKOFFSET GENMASK_ULL(40, 32) +#define IRDMAQPC_SNDMARKOFFSET GENMASK_ULL(56, 48) + +#define IRDMAQPC_QPCOMPCTX IRDMA_CQPHC_QPCTX +#define IRDMAQPC_SQTPHVAL GENMASK_ULL(7, 0) +#define IRDMAQPC_RQTPHVAL GENMASK_ULL(15, 8) +#define IRDMAQPC_QSHANDLE GENMASK_ULL(25, 16) +#define IRDMAQPC_EXCEPTION_LAN_QUEUE GENMASK_ULL(43, 32) +#define IRDMAQPC_LOCAL_IPADDR3 GENMASK_ULL(31, 0) +#define IRDMAQPC_LOCAL_IPADDR2 GENMASK_ULL(63, 32) +#define IRDMAQPC_LOCAL_IPADDR1 GENMASK_ULL(31, 0) +#define IRDMAQPC_LOCAL_IPADDR0 GENMASK_ULL(63, 32) +#define IRDMA_FW_VER_MINOR GENMASK_ULL(15, 0) +#define IRDMA_FW_VER_MAJOR GENMASK_ULL(31, 16) +#define IRDMA_FEATURE_INFO GENMASK_ULL(47, 0) +#define IRDMA_FEATURE_CNT GENMASK_ULL(47, 32) +#define IRDMA_FEATURE_TYPE GENMASK_ULL(63, 48) + +#define IRDMAQPSQ_OPCODE GENMASK_ULL(37, 32) +#define IRDMAQPSQ_COPY_HOST_PBL BIT_ULL(43) +#define IRDMAQPSQ_ADDFRAGCNT GENMASK_ULL(41, 38) +#define IRDMAQPSQ_PUSHWQE BIT_ULL(56) +#define IRDMAQPSQ_STREAMMODE BIT_ULL(58) +#define IRDMAQPSQ_WAITFORRCVPDU BIT_ULL(59) +#define IRDMAQPSQ_READFENCE BIT_ULL(60) +#define IRDMAQPSQ_LOCALFENCE BIT_ULL(61) +#define IRDMAQPSQ_UDPHEADER BIT_ULL(61) +#define IRDMAQPSQ_L4LEN GENMASK_ULL(45, 42) +#define IRDMAQPSQ_SIGCOMPL BIT_ULL(62) +#define IRDMAQPSQ_VALID BIT_ULL(63) + +#define IRDMAQPSQ_FRAG_TO IRDMA_CQPHC_QPCTX +#define IRDMAQPSQ_FRAG_VALID BIT_ULL(63) +#define IRDMAQPSQ_FRAG_LEN GENMASK_ULL(62, 32) +#define IRDMAQPSQ_FRAG_STAG GENMASK_ULL(31, 0) +#define IRDMAQPSQ_GEN1_FRAG_LEN GENMASK_ULL(31, 0) +#define IRDMAQPSQ_GEN1_FRAG_STAG GENMASK_ULL(63, 32) +#define IRDMAQPSQ_REMSTAGINV GENMASK_ULL(31, 0) +#define IRDMAQPSQ_DESTQKEY GENMASK_ULL(31, 0) +#define IRDMAQPSQ_DESTQPN GENMASK_ULL(55, 32) +#define IRDMAQPSQ_AHID GENMASK_ULL(16, 0) +#define IRDMAQPSQ_INLINEDATAFLAG BIT_ULL(57) + +#define IRDMA_INLINE_VALID_S 7 +#define IRDMAQPSQ_INLINEDATALEN GENMASK_ULL(55, 48) +#define IRDMAQPSQ_IMMDATAFLAG BIT_ULL(47) +#define IRDMAQPSQ_REPORTRTT BIT_ULL(46) + +#define IRDMAQPSQ_IMMDATA GENMASK_ULL(63, 0) +#define IRDMAQPSQ_REMSTAG GENMASK_ULL(31, 0) + +#define IRDMAQPSQ_REMTO IRDMA_CQPHC_QPCTX + +#define IRDMAQPSQ_STAGRIGHTS GENMASK_ULL(52, 48) +#define IRDMAQPSQ_VABASEDTO BIT_ULL(53) +#define IRDMAQPSQ_MEMWINDOWTYPE BIT_ULL(54) + +#define IRDMAQPSQ_MWLEN IRDMA_CQPHC_QPCTX +#define IRDMAQPSQ_PARENTMRSTAG GENMASK_ULL(63, 32) +#define IRDMAQPSQ_MWSTAG GENMASK_ULL(31, 0) + +#define IRDMAQPSQ_BASEVA_TO_FBO IRDMA_CQPHC_QPCTX + +#define IRDMAQPSQ_LOCSTAG GENMASK_ULL(31, 0) + +#define IRDMAQPSQ_STAGKEY GENMASK_ULL(7, 0) +#define IRDMAQPSQ_STAGINDEX GENMASK_ULL(31, 8) +#define IRDMAQPSQ_COPYHOSTPBLS BIT_ULL(43) +#define IRDMAQPSQ_LPBLSIZE GENMASK_ULL(45, 44) +#define IRDMAQPSQ_HPAGESIZE GENMASK_ULL(47, 46) +#define IRDMAQPSQ_STAGLEN GENMASK_ULL(40, 0) +#define IRDMAQPSQ_FIRSTPMPBLIDXLO GENMASK_ULL(63, 48) +#define IRDMAQPSQ_FIRSTPMPBLIDXHI GENMASK_ULL(11, 0) +#define IRDMAQPSQ_PBLADDR GENMASK_ULL(63, 12) + +/* iwarp QP RQ WQE common fields */ +#define IRDMAQPRQ_ADDFRAGCNT IRDMAQPSQ_ADDFRAGCNT +#define IRDMAQPRQ_VALID IRDMAQPSQ_VALID +#define IRDMAQPRQ_COMPLCTX IRDMA_CQPHC_QPCTX +#define IRDMAQPRQ_FRAG_LEN IRDMAQPSQ_FRAG_LEN +#define IRDMAQPRQ_STAG IRDMAQPSQ_FRAG_STAG +#define IRDMAQPRQ_TO IRDMAQPSQ_FRAG_TO + +#define IRDMAPFINT_OICR_HMC_ERR_M BIT(26) +#define IRDMAPFINT_OICR_PE_PUSH_M BIT(27) +#define IRDMAPFINT_OICR_PE_CRITERR_M BIT(28) + +#define IRDMA_QUERY_FPM_MAX_QPS GENMASK_ULL(18, 0) +#define IRDMA_QUERY_FPM_MAX_CQS GENMASK_ULL(19, 0) +#define IRDMA_QUERY_FPM_FIRST_PE_SD_INDEX GENMASK_ULL(13, 0) +#define IRDMA_QUERY_FPM_MAX_PE_SDS GENMASK_ULL(45, 32) +#define IRDMA_QUERY_FPM_MAX_CEQS GENMASK_ULL(9, 0) +#define IRDMA_QUERY_FPM_XFBLOCKSIZE GENMASK_ULL(63, 32) +#define IRDMA_QUERY_FPM_Q1BLOCKSIZE GENMASK_ULL(63, 32) +#define IRDMA_QUERY_FPM_HTMULTIPLIER GENMASK_ULL(19, 16) +#define IRDMA_QUERY_FPM_TIMERBUCKET GENMASK_ULL(47, 32) +#define IRDMA_QUERY_FPM_RRFBLOCKSIZE GENMASK_ULL(63, 32) +#define IRDMA_QUERY_FPM_RRFFLBLOCKSIZE GENMASK_ULL(63, 32) +#define IRDMA_QUERY_FPM_OOISCFBLOCKSIZE GENMASK_ULL(63, 32) +#define IRDMA_SHMC_PAGE_ALLOCATED_HMC_FN_ID GENMASK_ULL(5, 0) + +#define IRDMA_GET_CURRENT_AEQ_ELEM(_aeq) \ + ( \ + (_aeq)->aeqe_base[IRDMA_RING_CURRENT_TAIL((_aeq)->aeq_ring)].buf \ + ) + +#define IRDMA_GET_CURRENT_CEQ_ELEM(_ceq) \ + ( \ + (_ceq)->ceqe_base[IRDMA_RING_CURRENT_TAIL((_ceq)->ceq_ring)].buf \ + ) + +#define IRDMA_GET_CEQ_ELEM_AT_POS(_ceq, _pos) \ + ( \ + (_ceq)->ceqe_base[_pos].buf \ + ) + +#define IRDMA_RING_GET_NEXT_TAIL(_ring, _idx) \ + ( \ + ((_ring).tail + (_idx)) % (_ring).size \ + ) + +#define IRDMA_CQP_INIT_WQE(wqe) memset(wqe, 0, 64) + +#define IRDMA_GET_CURRENT_CQ_ELEM(_cq) \ + ( \ + (_cq)->cq_base[IRDMA_RING_CURRENT_HEAD((_cq)->cq_ring)].buf \ + ) +#define IRDMA_GET_CURRENT_EXTENDED_CQ_ELEM(_cq) \ + ( \ + ((struct irdma_extended_cqe *) \ + ((_cq)->cq_base))[IRDMA_RING_CURRENT_HEAD((_cq)->cq_ring)].buf \ + ) + +#define IRDMA_RING_INIT(_ring, _size) \ + { \ + (_ring).head = 0; \ + (_ring).tail = 0; \ + (_ring).size = (_size); \ + } +#define IRDMA_RING_SIZE(_ring) ((_ring).size) +#define IRDMA_RING_CURRENT_HEAD(_ring) ((_ring).head) +#define IRDMA_RING_CURRENT_TAIL(_ring) ((_ring).tail) + +#define IRDMA_RING_MOVE_HEAD(_ring, _retcode) \ + { \ + register u32 size; \ + size = (_ring).size; \ + if (!IRDMA_RING_FULL_ERR(_ring)) { \ + (_ring).head = ((_ring).head + 1) % size; \ + (_retcode) = 0; \ + } else { \ + (_retcode) = IRDMA_ERR_RING_FULL; \ + } \ + } +#define IRDMA_RING_MOVE_HEAD_BY_COUNT(_ring, _count, _retcode) \ + { \ + register u32 size; \ + size = (_ring).size; \ + if ((IRDMA_RING_USED_QUANTA(_ring) + (_count)) < size) { \ + (_ring).head = ((_ring).head + (_count)) % size; \ + (_retcode) = 0; \ + } else { \ + (_retcode) = IRDMA_ERR_RING_FULL; \ + } \ + } +#define IRDMA_SQ_RING_MOVE_HEAD(_ring, _retcode) \ + { \ + register u32 size; \ + size = (_ring).size; \ + if (!IRDMA_SQ_RING_FULL_ERR(_ring)) { \ + (_ring).head = ((_ring).head + 1) % size; \ + (_retcode) = 0; \ + } else { \ + (_retcode) = IRDMA_ERR_RING_FULL; \ + } \ + } +#define IRDMA_SQ_RING_MOVE_HEAD_BY_COUNT(_ring, _count, _retcode) \ + { \ + register u32 size; \ + size = (_ring).size; \ + if ((IRDMA_RING_USED_QUANTA(_ring) + (_count)) < (size - 256)) { \ + (_ring).head = ((_ring).head + (_count)) % size; \ + (_retcode) = 0; \ + } else { \ + (_retcode) = IRDMA_ERR_RING_FULL; \ + } \ + } +#define IRDMA_RING_MOVE_HEAD_BY_COUNT_NOCHECK(_ring, _count) \ + (_ring).head = ((_ring).head + (_count)) % (_ring).size + +#define IRDMA_RING_MOVE_TAIL(_ring) \ + (_ring).tail = ((_ring).tail + 1) % (_ring).size + +#define IRDMA_RING_MOVE_HEAD_NOCHECK(_ring) \ + (_ring).head = ((_ring).head + 1) % (_ring).size + +#define IRDMA_RING_MOVE_TAIL_BY_COUNT(_ring, _count) \ + (_ring).tail = ((_ring).tail + (_count)) % (_ring).size + +#define IRDMA_RING_SET_TAIL(_ring, _pos) \ + (_ring).tail = (_pos) % (_ring).size + +#define IRDMA_RING_FULL_ERR(_ring) \ + ( \ + (IRDMA_RING_USED_QUANTA(_ring) == ((_ring).size - 1)) \ + ) + +#define IRDMA_ERR_RING_FULL2(_ring) \ + ( \ + (IRDMA_RING_USED_QUANTA(_ring) == ((_ring).size - 2)) \ + ) + +#define IRDMA_ERR_RING_FULL3(_ring) \ + ( \ + (IRDMA_RING_USED_QUANTA(_ring) == ((_ring).size - 3)) \ + ) + +#define IRDMA_SQ_RING_FULL_ERR(_ring) \ + ( \ + (IRDMA_RING_USED_QUANTA(_ring) == ((_ring).size - 257)) \ + ) + +#define IRDMA_ERR_SQ_RING_FULL2(_ring) \ + ( \ + (IRDMA_RING_USED_QUANTA(_ring) == ((_ring).size - 258)) \ + ) +#define IRDMA_ERR_SQ_RING_FULL3(_ring) \ + ( \ + (IRDMA_RING_USED_QUANTA(_ring) == ((_ring).size - 259)) \ + ) +#define IRDMA_RING_MORE_WORK(_ring) \ + ( \ + (IRDMA_RING_USED_QUANTA(_ring) != 0) \ + ) + +#define IRDMA_RING_USED_QUANTA(_ring) \ + ( \ + (((_ring).head + (_ring).size - (_ring).tail) % (_ring).size) \ + ) + +#define IRDMA_RING_FREE_QUANTA(_ring) \ + ( \ + ((_ring).size - IRDMA_RING_USED_QUANTA(_ring) - 1) \ + ) + +#define IRDMA_SQ_RING_FREE_QUANTA(_ring) \ + ( \ + ((_ring).size - IRDMA_RING_USED_QUANTA(_ring) - 257) \ + ) + +#define IRDMA_ATOMIC_RING_MOVE_HEAD(_ring, index, _retcode) \ + { \ + index = IRDMA_RING_CURRENT_HEAD(_ring); \ + IRDMA_RING_MOVE_HEAD(_ring, _retcode); \ + } + +enum irdma_qp_wqe_size { + IRDMA_WQE_SIZE_32 = 32, + IRDMA_WQE_SIZE_64 = 64, + IRDMA_WQE_SIZE_96 = 96, + IRDMA_WQE_SIZE_128 = 128, + IRDMA_WQE_SIZE_256 = 256, +}; + +enum irdma_ws_node_op { + IRDMA_ADD_NODE = 0, + IRDMA_MODIFY_NODE, + IRDMA_DEL_NODE, +}; + +enum { IRDMA_Q_ALIGNMENT_M = (128 - 1), + IRDMA_AEQ_ALIGNMENT_M = (256 - 1), + IRDMA_Q2_ALIGNMENT_M = (256 - 1), + IRDMA_CEQ_ALIGNMENT_M = (256 - 1), + IRDMA_CQ0_ALIGNMENT_M = (256 - 1), + IRDMA_HOST_CTX_ALIGNMENT_M = (4 - 1), + IRDMA_SHADOWAREA_M = (128 - 1), + IRDMA_FPM_QUERY_BUF_ALIGNMENT_M = (4 - 1), + IRDMA_FPM_COMMIT_BUF_ALIGNMENT_M = (4 - 1), +}; + +enum irdma_alignment { + IRDMA_CQP_ALIGNMENT = 0x200, + IRDMA_AEQ_ALIGNMENT = 0x100, + IRDMA_CEQ_ALIGNMENT = 0x100, + IRDMA_CQ0_ALIGNMENT = 0x100, + IRDMA_SD_BUF_ALIGNMENT = 0x80, + IRDMA_FEATURE_BUF_ALIGNMENT = 0x8, +}; + +enum icrdma_protocol_used { + ICRDMA_ANY_PROTOCOL = 0, + ICRDMA_IWARP_PROTOCOL_ONLY = 1, + ICRDMA_ROCE_PROTOCOL_ONLY = 2, +}; + +/** + * set_64bit_val - set 64 bit value to hw wqe + * @wqe_words: wqe addr to write + * @byte_index: index in wqe + * @val: value to write + **/ +static inline void set_64bit_val(__le64 *wqe_words, u32 byte_index, u64 val) +{ + wqe_words[byte_index >> 3] = cpu_to_le64(val); +} + +/** + * set_32bit_val - set 32 bit value to hw wqe + * @wqe_words: wqe addr to write + * @byte_index: index in wqe + * @val: value to write + **/ +static inline void set_32bit_val(__le32 *wqe_words, u32 byte_index, u32 val) +{ + wqe_words[byte_index >> 2] = cpu_to_le32(val); +} + +/** + * get_64bit_val - read 64 bit value from wqe + * @wqe_words: wqe addr + * @byte_index: index to read from + * @val: read value + **/ +static inline void get_64bit_val(__le64 *wqe_words, u32 byte_index, u64 *val) +{ + *val = le64_to_cpu(wqe_words[byte_index >> 3]); +} + +/** + * get_32bit_val - read 32 bit value from wqe + * @wqe_words: wqe addr + * @byte_index: index to reaad from + * @val: return 32 bit value + **/ +static inline void get_32bit_val(__le32 *wqe_words, u32 byte_index, u32 *val) +{ + *val = le32_to_cpu(wqe_words[byte_index >> 2]); +} +#endif /* IRDMA_DEFS_H */ diff --git a/drivers/infiniband/hw/irdma/irdma.h b/drivers/infiniband/hw/irdma/irdma.h new file mode 100644 index 0000000..46c1233 --- /dev/null +++ b/drivers/infiniband/hw/irdma/irdma.h @@ -0,0 +1,153 @@ +/* SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB */ +/* Copyright (c) 2017 - 2021 Intel Corporation */ +#ifndef IRDMA_H +#define IRDMA_H + +#define IRDMA_WQEALLOC_WQE_DESC_INDEX GENMASK(31, 20) + +#define IRDMA_CQPTAIL_WQTAIL GENMASK(10, 0) +#define IRDMA_CQPTAIL_CQP_OP_ERR BIT(31) + +#define IRDMA_CQPERRCODES_CQP_MINOR_CODE GENMASK(15, 0) +#define IRDMA_CQPERRCODES_CQP_MAJOR_CODE GENMASK(31, 16) +#define IRDMA_GLPCI_LBARCTRL_PE_DB_SIZE GENMASK(5, 4) +#define IRDMA_GLINT_RATE_INTERVAL GENMASK(5, 0) +#define IRDMA_GLINT_RATE_INTRL_ENA BIT(6) +#define IRDMA_GLINT_DYN_CTL_INTENA BIT(0) +#define IRDMA_GLINT_DYN_CTL_CLEARPBA BIT(1) +#define IRDMA_GLINT_DYN_CTL_ITR_INDX GENMASK(4, 3) +#define IRDMA_GLINT_DYN_CTL_INTERVAL GENMASK(16, 5) +#define IRDMA_GLINT_CEQCTL_ITR_INDX GENMASK(12, 11) +#define IRDMA_GLINT_CEQCTL_CAUSE_ENA BIT(30) +#define IRDMA_GLINT_CEQCTL_MSIX_INDX GENMASK(10, 0) +#define IRDMA_PFINT_AEQCTL_MSIX_INDX GENMASK(10, 0) +#define IRDMA_PFINT_AEQCTL_ITR_INDX GENMASK(12, 11) +#define IRDMA_PFINT_AEQCTL_CAUSE_ENA BIT(30) +#define IRDMA_PFHMC_PDINV_PMSDIDX GENMASK(11, 0) +#define IRDMA_PFHMC_PDINV_PMSDPARTSEL BIT(15) +#define IRDMA_PFHMC_PDINV_PMPDIDX GENMASK(24, 16) +#define IRDMA_PFHMC_SDDATALOW_PMSDVALID BIT(0) +#define IRDMA_PFHMC_SDDATALOW_PMSDTYPE BIT(1) +#define IRDMA_PFHMC_SDDATALOW_PMSDBPCOUNT GENMASK(11, 2) +#define IRDMA_PFHMC_SDDATALOW_PMSDDATALOW GENMASK(31, 12) +#define IRDMA_PFHMC_SDCMD_PMSDWR BIT(31) + +#define IRDMA_INVALID_CQ_IDX 0xffffffff +enum irdma_registers { + IRDMA_CQPTAIL, + IRDMA_CQPDB, + IRDMA_CCQPSTATUS, + IRDMA_CCQPHIGH, + IRDMA_CCQPLOW, + IRDMA_CQARM, + IRDMA_CQACK, + IRDMA_AEQALLOC, + IRDMA_CQPERRCODES, + IRDMA_WQEALLOC, + IRDMA_GLINT_DYN_CTL, + IRDMA_DB_ADDR_OFFSET, + IRDMA_GLPCI_LBARCTRL, + IRDMA_GLPE_CPUSTATUS0, + IRDMA_GLPE_CPUSTATUS1, + IRDMA_GLPE_CPUSTATUS2, + IRDMA_PFINT_AEQCTL, + IRDMA_GLINT_CEQCTL, + IRDMA_VSIQF_PE_CTL1, + IRDMA_PFHMC_PDINV, + IRDMA_GLHMC_VFPDINV, + IRDMA_GLPE_CRITERR, + IRDMA_GLINT_RATE, + IRDMA_MAX_REGS, /* Must be last entry */ +}; + +enum irdma_shifts { + IRDMA_CCQPSTATUS_CCQP_DONE_S, + IRDMA_CCQPSTATUS_CCQP_ERR_S, + IRDMA_CQPSQ_STAG_PDID_S, + IRDMA_CQPSQ_CQ_CEQID_S, + IRDMA_CQPSQ_CQ_CQID_S, + IRDMA_COMMIT_FPM_CQCNT_S, + IRDMA_MAX_SHIFTS, +}; + +enum irdma_masks { + IRDMA_CCQPSTATUS_CCQP_DONE_M, + IRDMA_CCQPSTATUS_CCQP_ERR_M, + IRDMA_CQPSQ_STAG_PDID_M, + IRDMA_CQPSQ_CQ_CEQID_M, + IRDMA_CQPSQ_CQ_CQID_M, + IRDMA_COMMIT_FPM_CQCNT_M, + IRDMA_MAX_MASKS, /* Must be last entry */ +}; + +#define IRDMA_MAX_MGS_PER_CTX 8 + +struct irdma_mcast_grp_ctx_entry_info { + u32 qp_id; + bool valid_entry; + u16 dest_port; + u32 use_cnt; +}; + +struct irdma_mcast_grp_info { + u8 dest_mac_addr[ETH_ALEN]; + u16 vlan_id; + u8 hmc_fcn_id; + bool ipv4_valid:1; + bool vlan_valid:1; + u16 mg_id; + u32 no_of_mgs; + u32 dest_ip_addr[4]; + u16 qs_handle; + struct irdma_dma_mem dma_mem_mc; + struct irdma_mcast_grp_ctx_entry_info mg_ctx_info[IRDMA_MAX_MGS_PER_CTX]; +}; + +enum irdma_vers { + IRDMA_GEN_RSVD, + IRDMA_GEN_1, + IRDMA_GEN_2, +}; + +struct irdma_uk_attrs { + u64 feature_flags; + u32 max_hw_wq_frags; + u32 max_hw_read_sges; + u32 max_hw_inline; + u32 max_hw_rq_quanta; + u32 max_hw_wq_quanta; + u32 min_hw_cq_size; + u32 max_hw_cq_size; + u16 max_hw_sq_chunk; + u8 hw_rev; +}; + +struct irdma_hw_attrs { + struct irdma_uk_attrs uk_attrs; + u64 max_hw_outbound_msg_size; + u64 max_hw_inbound_msg_size; + u64 max_mr_size; + u32 min_hw_qp_id; + u32 min_hw_aeq_size; + u32 max_hw_aeq_size; + u32 min_hw_ceq_size; + u32 max_hw_ceq_size; + u32 max_hw_device_pages; + u32 max_hw_vf_fpm_id; + u32 first_hw_vf_fpm_id; + u32 max_hw_ird; + u32 max_hw_ord; + u32 max_hw_wqes; + u32 max_hw_pds; + u32 max_hw_ena_vf_count; + u32 max_qp_wr; + u32 max_pe_ready_count; + u32 max_done_count; + u32 max_sleep_count; + u32 max_cqp_compl_wait_time_ms; + u16 max_stat_inst; +}; + +void i40iw_init_hw(struct irdma_sc_dev *dev); +void icrdma_init_hw(struct irdma_sc_dev *dev); +#endif /* IRDMA_H*/ diff --git a/drivers/infiniband/hw/irdma/type.h b/drivers/infiniband/hw/irdma/type.h new file mode 100644 index 0000000..7387b83 --- /dev/null +++ b/drivers/infiniband/hw/irdma/type.h @@ -0,0 +1,1541 @@ +/* SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB */ +/* Copyright (c) 2015 - 2021 Intel Corporation */ +#ifndef IRDMA_TYPE_H +#define IRDMA_TYPE_H +#include "status.h" +#include "osdep.h" +#include "irdma.h" +#include "user.h" +#include "hmc.h" +#include "uda.h" +#include "ws.h" +#define IRDMA_DEBUG_ERR "ERR" +#define IRDMA_DEBUG_INIT "INIT" +#define IRDMA_DEBUG_DEV "DEV" +#define IRDMA_DEBUG_CM "CM" +#define IRDMA_DEBUG_VERBS "VERBS" +#define IRDMA_DEBUG_PUDA "PUDA" +#define IRDMA_DEBUG_ILQ "ILQ" +#define IRDMA_DEBUG_IEQ "IEQ" +#define IRDMA_DEBUG_QP "QP" +#define IRDMA_DEBUG_CQ "CQ" +#define IRDMA_DEBUG_MR "MR" +#define IRDMA_DEBUG_PBLE "PBLE" +#define IRDMA_DEBUG_WQE "WQE" +#define IRDMA_DEBUG_AEQ "AEQ" +#define IRDMA_DEBUG_CQP "CQP" +#define IRDMA_DEBUG_HMC "HMC" +#define IRDMA_DEBUG_USER "USER" +#define IRDMA_DEBUG_VIRT "VIRT" +#define IRDMA_DEBUG_DCB "DCB" +#define IRDMA_DEBUG_CQE "CQE" +#define IRDMA_DEBUG_CLNT "CLNT" +#define IRDMA_DEBUG_WS "WS" +#define IRDMA_DEBUG_STATS "STATS" + +enum irdma_page_size { + IRDMA_PAGE_SIZE_4K = 0, + IRDMA_PAGE_SIZE_2M, + IRDMA_PAGE_SIZE_1G, +}; + +enum irdma_hdrct_flags { + DDP_LEN_FLAG = 0x80, + DDP_HDR_FLAG = 0x40, + RDMA_HDR_FLAG = 0x20, +}; + +enum irdma_term_layers { + LAYER_RDMA = 0, + LAYER_DDP = 1, + LAYER_MPA = 2, +}; + +enum irdma_term_error_types { + RDMAP_REMOTE_PROT = 1, + RDMAP_REMOTE_OP = 2, + DDP_CATASTROPHIC = 0, + DDP_TAGGED_BUF = 1, + DDP_UNTAGGED_BUF = 2, + DDP_LLP = 3, +}; + +enum irdma_term_rdma_errors { + RDMAP_INV_STAG = 0x00, + RDMAP_INV_BOUNDS = 0x01, + RDMAP_ACCESS = 0x02, + RDMAP_UNASSOC_STAG = 0x03, + RDMAP_TO_WRAP = 0x04, + RDMAP_INV_RDMAP_VER = 0x05, + RDMAP_UNEXPECTED_OP = 0x06, + RDMAP_CATASTROPHIC_LOCAL = 0x07, + RDMAP_CATASTROPHIC_GLOBAL = 0x08, + RDMAP_CANT_INV_STAG = 0x09, + RDMAP_UNSPECIFIED = 0xff, +}; + +enum irdma_term_ddp_errors { + DDP_CATASTROPHIC_LOCAL = 0x00, + DDP_TAGGED_INV_STAG = 0x00, + DDP_TAGGED_BOUNDS = 0x01, + DDP_TAGGED_UNASSOC_STAG = 0x02, + DDP_TAGGED_TO_WRAP = 0x03, + DDP_TAGGED_INV_DDP_VER = 0x04, + DDP_UNTAGGED_INV_QN = 0x01, + DDP_UNTAGGED_INV_MSN_NO_BUF = 0x02, + DDP_UNTAGGED_INV_MSN_RANGE = 0x03, + DDP_UNTAGGED_INV_MO = 0x04, + DDP_UNTAGGED_INV_TOO_LONG = 0x05, + DDP_UNTAGGED_INV_DDP_VER = 0x06, +}; + +enum irdma_term_mpa_errors { + MPA_CLOSED = 0x01, + MPA_CRC = 0x02, + MPA_MARKER = 0x03, + MPA_REQ_RSP = 0x04, +}; + +enum irdma_qp_event_type { + IRDMA_QP_EVENT_CATASTROPHIC, + IRDMA_QP_EVENT_ACCESS_ERR, +}; + +enum irdma_hw_stats_index_32b { + IRDMA_HW_STAT_INDEX_IP4RXDISCARD = 0, + IRDMA_HW_STAT_INDEX_IP4RXTRUNC = 1, + IRDMA_HW_STAT_INDEX_IP4TXNOROUTE = 2, + IRDMA_HW_STAT_INDEX_IP6RXDISCARD = 3, + IRDMA_HW_STAT_INDEX_IP6RXTRUNC = 4, + IRDMA_HW_STAT_INDEX_IP6TXNOROUTE = 5, + IRDMA_HW_STAT_INDEX_TCPRTXSEG = 6, + IRDMA_HW_STAT_INDEX_TCPRXOPTERR = 7, + IRDMA_HW_STAT_INDEX_TCPRXPROTOERR = 8, + IRDMA_HW_STAT_INDEX_MAX_32_GEN_1 = 9, /* Must be same value as next entry */ + IRDMA_HW_STAT_INDEX_RXVLANERR = 9, + IRDMA_HW_STAT_INDEX_RXRPCNPHANDLED = 10, + IRDMA_HW_STAT_INDEX_RXRPCNPIGNORED = 11, + IRDMA_HW_STAT_INDEX_TXNPCNPSENT = 12, + IRDMA_HW_STAT_INDEX_MAX_32, /* Must be last entry */ +}; + +enum irdma_hw_stats_index_64b { + IRDMA_HW_STAT_INDEX_IP4RXOCTS = 0, + IRDMA_HW_STAT_INDEX_IP4RXPKTS = 1, + IRDMA_HW_STAT_INDEX_IP4RXFRAGS = 2, + IRDMA_HW_STAT_INDEX_IP4RXMCPKTS = 3, + IRDMA_HW_STAT_INDEX_IP4TXOCTS = 4, + IRDMA_HW_STAT_INDEX_IP4TXPKTS = 5, + IRDMA_HW_STAT_INDEX_IP4TXFRAGS = 6, + IRDMA_HW_STAT_INDEX_IP4TXMCPKTS = 7, + IRDMA_HW_STAT_INDEX_IP6RXOCTS = 8, + IRDMA_HW_STAT_INDEX_IP6RXPKTS = 9, + IRDMA_HW_STAT_INDEX_IP6RXFRAGS = 10, + IRDMA_HW_STAT_INDEX_IP6RXMCPKTS = 11, + IRDMA_HW_STAT_INDEX_IP6TXOCTS = 12, + IRDMA_HW_STAT_INDEX_IP6TXPKTS = 13, + IRDMA_HW_STAT_INDEX_IP6TXFRAGS = 14, + IRDMA_HW_STAT_INDEX_IP6TXMCPKTS = 15, + IRDMA_HW_STAT_INDEX_TCPRXSEGS = 16, + IRDMA_HW_STAT_INDEX_TCPTXSEG = 17, + IRDMA_HW_STAT_INDEX_RDMARXRDS = 18, + IRDMA_HW_STAT_INDEX_RDMARXSNDS = 19, + IRDMA_HW_STAT_INDEX_RDMARXWRS = 20, + IRDMA_HW_STAT_INDEX_RDMATXRDS = 21, + IRDMA_HW_STAT_INDEX_RDMATXSNDS = 22, + IRDMA_HW_STAT_INDEX_RDMATXWRS = 23, + IRDMA_HW_STAT_INDEX_RDMAVBND = 24, + IRDMA_HW_STAT_INDEX_RDMAVINV = 25, + IRDMA_HW_STAT_INDEX_MAX_64_GEN_1 = 26, /* Must be same value as next entry */ + IRDMA_HW_STAT_INDEX_IP4RXMCOCTS = 26, + IRDMA_HW_STAT_INDEX_IP4TXMCOCTS = 27, + IRDMA_HW_STAT_INDEX_IP6RXMCOCTS = 28, + IRDMA_HW_STAT_INDEX_IP6TXMCOCTS = 29, + IRDMA_HW_STAT_INDEX_UDPRXPKTS = 30, + IRDMA_HW_STAT_INDEX_UDPTXPKTS = 31, + IRDMA_HW_STAT_INDEX_RXNPECNMARKEDPKTS = 32, + IRDMA_HW_STAT_INDEX_MAX_64, /* Must be last entry */ +}; + +enum irdma_feature_type { + IRDMA_FEATURE_FW_INFO = 0, + IRDMA_HW_VERSION_INFO = 1, + IRDMA_QSETS_MAX = 26, + IRDMA_MAX_FEATURES, /* Must be last entry */ +}; + +enum irdma_sched_prio_type { + IRDMA_PRIO_WEIGHTED_RR = 1, + IRDMA_PRIO_STRICT = 2, + IRDMA_PRIO_WEIGHTED_STRICT = 3, +}; + +enum irdma_vm_vf_type { + IRDMA_VF_TYPE = 0, + IRDMA_VM_TYPE, + IRDMA_PF_TYPE, +}; + +enum irdma_cqp_hmc_profile { + IRDMA_HMC_PROFILE_DEFAULT = 1, + IRDMA_HMC_PROFILE_FAVOR_VF = 2, + IRDMA_HMC_PROFILE_EQUAL = 3, +}; + +enum irdma_quad_entry_type { + IRDMA_QHASH_TYPE_TCP_ESTABLISHED = 1, + IRDMA_QHASH_TYPE_TCP_SYN, + IRDMA_QHASH_TYPE_UDP_UNICAST, + IRDMA_QHASH_TYPE_UDP_MCAST, + IRDMA_QHASH_TYPE_ROCE_MCAST, + IRDMA_QHASH_TYPE_ROCEV2_HW, +}; + +enum irdma_quad_hash_manage_type { + IRDMA_QHASH_MANAGE_TYPE_DELETE = 0, + IRDMA_QHASH_MANAGE_TYPE_ADD, + IRDMA_QHASH_MANAGE_TYPE_MODIFY, +}; + +enum irdma_syn_rst_handling { + IRDMA_SYN_RST_HANDLING_HW_TCP_SECURE = 0, + IRDMA_SYN_RST_HANDLING_HW_TCP, + IRDMA_SYN_RST_HANDLING_FW_TCP_SECURE, + IRDMA_SYN_RST_HANDLING_FW_TCP, +}; + +enum irdma_queue_type { + IRDMA_QUEUE_TYPE_SQ_RQ = 0, + IRDMA_QUEUE_TYPE_CQP, +}; + +struct irdma_sc_dev; +struct irdma_vsi_pestat; + +struct irdma_dcqcn_cc_params { + u8 cc_cfg_valid; + u8 min_dec_factor; + u8 min_rate; + u8 dcqcn_f; + u16 rai_factor; + u16 hai_factor; + u16 dcqcn_t; + u32 dcqcn_b; + u32 rreduce_mperiod; +}; + +struct irdma_cqp_init_info { + u64 cqp_compl_ctx; + u64 host_ctx_pa; + u64 sq_pa; + struct irdma_sc_dev *dev; + struct irdma_cqp_quanta *sq; + struct irdma_dcqcn_cc_params dcqcn_params; + __le64 *host_ctx; + u64 *scratch_array; + u32 sq_size; + u16 hw_maj_ver; + u16 hw_min_ver; + u8 struct_ver; + u8 hmc_profile; + u8 ena_vf_count; + u8 ceqs_per_vf; + bool en_datacenter_tcp:1; + bool disable_packed:1; + bool rocev2_rto_policy:1; + enum irdma_protocol_used protocol_used; +}; + +struct irdma_terminate_hdr { + u8 layer_etype; + u8 error_code; + u8 hdrct; + u8 rsvd; +}; + +struct irdma_cqp_sq_wqe { + __le64 buf[IRDMA_CQP_WQE_SIZE]; +}; + +struct irdma_sc_aeqe { + __le64 buf[IRDMA_AEQE_SIZE]; +}; + +struct irdma_ceqe { + __le64 buf[IRDMA_CEQE_SIZE]; +}; + +struct irdma_cqp_ctx { + __le64 buf[IRDMA_CQP_CTX_SIZE]; +}; + +struct irdma_cq_shadow_area { + __le64 buf[IRDMA_SHADOW_AREA_SIZE]; +}; + +struct irdma_dev_hw_stats_offsets { + u32 stats_offset_32[IRDMA_HW_STAT_INDEX_MAX_32]; + u32 stats_offset_64[IRDMA_HW_STAT_INDEX_MAX_64]; +}; + +struct irdma_dev_hw_stats { + u64 stats_val_32[IRDMA_HW_STAT_INDEX_MAX_32]; + u64 stats_val_64[IRDMA_HW_STAT_INDEX_MAX_64]; +}; + +struct irdma_gather_stats { + u32 rsvd1; + u32 rxvlanerr; + u64 ip4rxocts; + u64 ip4rxpkts; + u32 ip4rxtrunc; + u32 ip4rxdiscard; + u64 ip4rxfrags; + u64 ip4rxmcocts; + u64 ip4rxmcpkts; + u64 ip6rxocts; + u64 ip6rxpkts; + u32 ip6rxtrunc; + u32 ip6rxdiscard; + u64 ip6rxfrags; + u64 ip6rxmcocts; + u64 ip6rxmcpkts; + u64 ip4txocts; + u64 ip4txpkts; + u64 ip4txfrag; + u64 ip4txmcocts; + u64 ip4txmcpkts; + u64 ip6txocts; + u64 ip6txpkts; + u64 ip6txfrags; + u64 ip6txmcocts; + u64 ip6txmcpkts; + u32 ip6txnoroute; + u32 ip4txnoroute; + u64 tcprxsegs; + u32 tcprxprotoerr; + u32 tcprxopterr; + u64 tcptxsegs; + u32 rsvd2; + u32 tcprtxseg; + u64 udprxpkts; + u64 udptxpkts; + u64 rdmarxwrs; + u64 rdmarxrds; + u64 rdmarxsnds; + u64 rdmatxwrs; + u64 rdmatxrds; + u64 rdmatxsnds; + u64 rdmavbn; + u64 rdmavinv; + u64 rxnpecnmrkpkts; + u32 rxrpcnphandled; + u32 rxrpcnpignored; + u32 txnpcnpsent; + u32 rsvd3[88]; +}; + +struct irdma_stats_gather_info { + bool use_hmc_fcn_index:1; + bool use_stats_inst:1; + u8 hmc_fcn_index; + u8 stats_inst_index; + struct irdma_dma_mem stats_buff_mem; + void *gather_stats_va; + void *last_gather_stats_va; +}; + +struct irdma_vsi_pestat { + struct irdma_hw *hw; + struct irdma_dev_hw_stats hw_stats; + struct irdma_stats_gather_info gather_info; + struct timer_list stats_timer; + struct irdma_sc_vsi *vsi; + struct irdma_dev_hw_stats last_hw_stats; + spinlock_t lock; /* rdma stats lock */ +}; + +struct irdma_hw { + u8 __iomem *hw_addr; + u8 __iomem *priv_hw_addr; + struct device *device; + struct irdma_hmc_info hmc; +}; + +struct irdma_pfpdu { + struct list_head rxlist; + u32 rcv_nxt; + u32 fps; + u32 max_fpdu_data; + u32 nextseqnum; + u32 rcv_start_seq; + bool mode:1; + bool mpa_crc_err:1; + u8 marker_len; + u64 total_ieq_bufs; + u64 fpdu_processed; + u64 bad_seq_num; + u64 crc_err; + u64 no_tx_bufs; + u64 tx_err; + u64 out_of_order; + u64 pmode_count; + struct irdma_sc_ah *ah; + struct irdma_puda_buf *ah_buf; + spinlock_t lock; /* fpdu processing lock */ + struct irdma_puda_buf *lastrcv_buf; +}; + +struct irdma_sc_pd { + struct irdma_sc_dev *dev; + u32 pd_id; + int abi_ver; +}; + +struct irdma_cqp_quanta { + __le64 elem[IRDMA_CQP_WQE_SIZE]; +}; + +struct irdma_sc_cqp { + u32 size; + u64 sq_pa; + u64 host_ctx_pa; + void *back_cqp; + struct irdma_sc_dev *dev; + enum irdma_status_code (*process_cqp_sds)(struct irdma_sc_dev *dev, + struct irdma_update_sds_info *info); + struct irdma_dma_mem sdbuf; + struct irdma_ring sq_ring; + struct irdma_cqp_quanta *sq_base; + struct irdma_dcqcn_cc_params dcqcn_params; + __le64 *host_ctx; + u64 *scratch_array; + u32 cqp_id; + u32 sq_size; + u32 hw_sq_size; + u16 hw_maj_ver; + u16 hw_min_ver; + u8 struct_ver; + u8 polarity; + u8 hmc_profile; + u8 ena_vf_count; + u8 timeout_count; + u8 ceqs_per_vf; + bool en_datacenter_tcp:1; + bool disable_packed:1; + bool rocev2_rto_policy:1; + enum irdma_protocol_used protocol_used; +}; + +struct irdma_sc_aeq { + u32 size; + u64 aeq_elem_pa; + struct irdma_sc_dev *dev; + struct irdma_sc_aeqe *aeqe_base; + void *pbl_list; + u32 elem_cnt; + struct irdma_ring aeq_ring; + u8 pbl_chunk_size; + u32 first_pm_pbl_idx; + u32 msix_idx; + u8 polarity; + bool virtual_map:1; +}; + +struct irdma_sc_ceq { + u32 size; + u64 ceq_elem_pa; + struct irdma_sc_dev *dev; + struct irdma_ceqe *ceqe_base; + void *pbl_list; + u32 ceq_id; + u32 elem_cnt; + struct irdma_ring ceq_ring; + u8 pbl_chunk_size; + u8 tph_val; + u32 first_pm_pbl_idx; + u8 polarity; + struct irdma_sc_vsi *vsi; + struct irdma_sc_cq **reg_cq; + u32 reg_cq_size; + spinlock_t req_cq_lock; /* protect access to reg_cq array */ + bool virtual_map:1; + bool tph_en:1; + bool itr_no_expire:1; +}; + +struct irdma_sc_cq { + struct irdma_cq_uk cq_uk; + u64 cq_pa; + u64 shadow_area_pa; + struct irdma_sc_dev *dev; + struct irdma_sc_vsi *vsi; + void *pbl_list; + void *back_cq; + u32 ceq_id; + u32 shadow_read_threshold; + u8 pbl_chunk_size; + u8 cq_type; + u8 tph_val; + u32 first_pm_pbl_idx; + bool ceqe_mask:1; + bool virtual_map:1; + bool check_overflow:1; + bool ceq_id_valid:1; + bool tph_en; +}; + +struct irdma_sc_qp { + struct irdma_qp_uk qp_uk; + u64 sq_pa; + u64 rq_pa; + u64 hw_host_ctx_pa; + u64 shadow_area_pa; + u64 q2_pa; + struct irdma_sc_dev *dev; + struct irdma_sc_vsi *vsi; + struct irdma_sc_pd *pd; + __le64 *hw_host_ctx; + void *llp_stream_handle; + struct irdma_pfpdu pfpdu; + u32 ieq_qp; + u8 *q2_buf; + u64 qp_compl_ctx; + u32 push_idx; + u16 qs_handle; + u16 push_offset; + u8 flush_wqes_count; + u8 sq_tph_val; + u8 rq_tph_val; + u8 qp_state; + u8 hw_sq_size; + u8 hw_rq_size; + u8 src_mac_addr_idx; + bool on_qoslist:1; + bool ieq_pass_thru:1; + bool sq_tph_en:1; + bool rq_tph_en:1; + bool rcv_tph_en:1; + bool xmit_tph_en:1; + bool virtual_map:1; + bool flush_sq:1; + bool flush_rq:1; + bool sq_flush_code:1; + bool rq_flush_code:1; + enum irdma_flush_opcode flush_code; + enum irdma_qp_event_type event_type; + u8 term_flags; + u8 user_pri; + struct list_head list; +}; + +struct irdma_stats_inst_info { + bool use_hmc_fcn_index; + u8 hmc_fn_id; + u8 stats_idx; +}; + +struct irdma_up_info { + u8 map[8]; + u8 cnp_up_override; + u8 hmc_fcn_idx; + bool use_vlan:1; + bool use_cnp_up_override:1; +}; + +#define IRDMA_MAX_WS_NODES 0x3FF +#define IRDMA_WS_NODE_INVALID 0xFFFF + +struct irdma_ws_node_info { + u16 id; + u16 vsi; + u16 parent_id; + u16 qs_handle; + bool type_leaf:1; + bool enable:1; + u8 prio_type; + u8 tc; + u8 weight; +}; + +struct irdma_hmc_fpm_misc { + u32 max_ceqs; + u32 max_sds; + u32 xf_block_size; + u32 q1_block_size; + u32 ht_multiplier; + u32 timer_bucket; + u32 rrf_block_size; + u32 ooiscf_block_size; +}; + +#define IRDMA_LEAF_DEFAULT_REL_BW 64 +#define IRDMA_PARENT_DEFAULT_REL_BW 1 + +struct irdma_qos { + struct list_head qplist; + struct mutex qos_mutex; /* protect QoS attributes per QoS level */ + u64 lan_qos_handle; + u32 l2_sched_node_id; + u16 qs_handle; + u8 traffic_class; + u8 rel_bw; + u8 prio_type; + bool valid; +}; + +#define IRDMA_INVALID_FCN_ID 0xff +struct irdma_sc_vsi { + u16 vsi_idx; + struct irdma_sc_dev *dev; + void *back_vsi; + u32 ilq_count; + struct irdma_virt_mem ilq_mem; + struct irdma_puda_rsrc *ilq; + u32 ieq_count; + struct irdma_virt_mem ieq_mem; + struct irdma_puda_rsrc *ieq; + u32 exception_lan_q; + u16 mtu; + u16 vm_id; + u8 fcn_id; + enum irdma_vm_vf_type vm_vf_type; + bool stats_fcn_id_alloc:1; + bool tc_change_pending:1; + struct irdma_qos qos[IRDMA_MAX_USER_PRIORITY]; + struct irdma_vsi_pestat *pestat; + atomic_t qp_suspend_reqs; + enum irdma_status_code (*register_qset)(struct irdma_sc_vsi *vsi, + struct irdma_ws_node *tc_node); + void (*unregister_qset)(struct irdma_sc_vsi *vsi, + struct irdma_ws_node *tc_node); + u8 qos_rel_bw; + u8 qos_prio_type; +}; + +struct irdma_sc_dev { + struct list_head cqp_cmd_head; /* head of the CQP command list */ + spinlock_t cqp_lock; /* protect CQP list access */ + bool fcn_id_array[IRDMA_MAX_STATS_COUNT]; + struct irdma_dma_mem vf_fpm_query_buf[IRDMA_MAX_PE_ENA_VF_COUNT]; + u64 fpm_query_buf_pa; + u64 fpm_commit_buf_pa; + __le64 *fpm_query_buf; + __le64 *fpm_commit_buf; + struct irdma_hw *hw; + u8 __iomem *db_addr; + u32 __iomem *wqe_alloc_db; + u32 __iomem *cq_arm_db; + u32 __iomem *aeq_alloc_db; + u32 __iomem *cqp_db; + u32 __iomem *cq_ack_db; + u32 __iomem *ceq_itr_mask_db; + u32 __iomem *aeq_itr_mask_db; + u32 __iomem *hw_regs[IRDMA_MAX_REGS]; + u32 ceq_itr; /* Interrupt throttle, usecs between interrupts: 0 disabled. 2 - 8160 */ + u64 hw_masks[IRDMA_MAX_MASKS]; + u64 hw_shifts[IRDMA_MAX_SHIFTS]; + u64 hw_stats_regs_32[IRDMA_HW_STAT_INDEX_MAX_32]; + u64 hw_stats_regs_64[IRDMA_HW_STAT_INDEX_MAX_64]; + u64 feature_info[IRDMA_MAX_FEATURES]; + u64 cqp_cmd_stats[IRDMA_MAX_CQP_OPS]; + struct irdma_hw_attrs hw_attrs; + struct irdma_hmc_info *hmc_info; + struct irdma_sc_cqp *cqp; + struct irdma_sc_aeq *aeq; + struct irdma_sc_ceq *ceq[IRDMA_CEQ_MAX_COUNT]; + struct irdma_sc_cq *ccq; + const struct irdma_irq_ops *irq_ops; + struct irdma_hmc_fpm_misc hmc_fpm_misc; + struct irdma_ws_node *ws_tree_root; + struct mutex ws_mutex; /* ws tree mutex */ + u16 num_vfs; + u8 hmc_fn_id; + u8 vf_id; + bool vchnl_up:1; + bool ceq_valid:1; + u8 pci_rev; + enum irdma_status_code (*ws_add)(struct irdma_sc_vsi *vsi, u8 user_pri); + void (*ws_remove)(struct irdma_sc_vsi *vsi, u8 user_pri); + void (*ws_reset)(struct irdma_sc_vsi *vsi); +}; + +struct irdma_modify_cq_info { + u64 cq_pa; + struct irdma_cqe *cq_base; + u32 cq_size; + u32 shadow_read_threshold; + u8 pbl_chunk_size; + u32 first_pm_pbl_idx; + bool virtual_map:1; + bool check_overflow; + bool cq_resize:1; +}; + +struct irdma_create_qp_info { + bool ord_valid:1; + bool tcp_ctx_valid:1; + bool cq_num_valid:1; + bool arp_cache_idx_valid:1; + bool mac_valid:1; + bool force_lpb; + u8 next_iwarp_state; +}; + +struct irdma_modify_qp_info { + u64 rx_win0; + u64 rx_win1; + u16 new_mss; + u8 next_iwarp_state; + u8 curr_iwarp_state; + u8 termlen; + bool ord_valid:1; + bool tcp_ctx_valid:1; + bool udp_ctx_valid:1; + bool cq_num_valid:1; + bool arp_cache_idx_valid:1; + bool reset_tcp_conn:1; + bool remove_hash_idx:1; + bool dont_send_term:1; + bool dont_send_fin:1; + bool cached_var_valid:1; + bool mss_change:1; + bool force_lpb:1; + bool mac_valid:1; +}; + +struct irdma_ccq_cqe_info { + struct irdma_sc_cqp *cqp; + u64 scratch; + u32 op_ret_val; + u16 maj_err_code; + u16 min_err_code; + u8 op_code; + bool error; +}; + +struct irdma_dcb_app_info { + u8 priority; + u8 selector; + u16 prot_id; +}; + +struct irdma_qos_tc_info { + u64 tc_ctx; + u8 rel_bw; + u8 prio_type; + u8 egress_virt_up; + u8 ingress_virt_up; +}; + +struct irdma_l2params { + struct irdma_qos_tc_info tc_info[IRDMA_MAX_USER_PRIORITY]; + struct irdma_dcb_app_info apps[IRDMA_MAX_APPS]; + u32 num_apps; + u16 qs_handle_list[IRDMA_MAX_USER_PRIORITY]; + u16 mtu; + u8 up2tc[IRDMA_MAX_USER_PRIORITY]; + u8 num_tc; + u8 vsi_rel_bw; + u8 vsi_prio_type; + bool mtu_changed:1; + bool tc_changed:1; +}; + +struct irdma_vsi_init_info { + struct irdma_sc_dev *dev; + void *back_vsi; + struct irdma_l2params *params; + u16 exception_lan_q; + u16 pf_data_vsi_num; + enum irdma_vm_vf_type vm_vf_type; + u16 vm_id; + enum irdma_status_code (*register_qset)(struct irdma_sc_vsi *vsi, + struct irdma_ws_node *tc_node); + void (*unregister_qset)(struct irdma_sc_vsi *vsi, + struct irdma_ws_node *tc_node); +}; + +struct irdma_vsi_stats_info { + struct irdma_vsi_pestat *pestat; + u8 fcn_id; + bool alloc_fcn_id; +}; + +struct irdma_device_init_info { + u64 fpm_query_buf_pa; + u64 fpm_commit_buf_pa; + __le64 *fpm_query_buf; + __le64 *fpm_commit_buf; + struct irdma_hw *hw; + void __iomem *bar0; + u8 hmc_fn_id; +}; + +struct irdma_ceq_init_info { + u64 ceqe_pa; + struct irdma_sc_dev *dev; + u64 *ceqe_base; + void *pbl_list; + u32 elem_cnt; + u32 ceq_id; + bool virtual_map:1; + bool tph_en:1; + bool itr_no_expire:1; + u8 pbl_chunk_size; + u8 tph_val; + u32 first_pm_pbl_idx; + struct irdma_sc_vsi *vsi; + struct irdma_sc_cq **reg_cq; + u32 reg_cq_idx; +}; + +struct irdma_aeq_init_info { + u64 aeq_elem_pa; + struct irdma_sc_dev *dev; + u32 *aeqe_base; + void *pbl_list; + u32 elem_cnt; + bool virtual_map; + u8 pbl_chunk_size; + u32 first_pm_pbl_idx; + u32 msix_idx; +}; + +struct irdma_ccq_init_info { + u64 cq_pa; + u64 shadow_area_pa; + struct irdma_sc_dev *dev; + struct irdma_cqe *cq_base; + __le64 *shadow_area; + void *pbl_list; + u32 num_elem; + u32 ceq_id; + u32 shadow_read_threshold; + bool ceqe_mask:1; + bool ceq_id_valid:1; + bool avoid_mem_cflct:1; + bool virtual_map:1; + bool tph_en:1; + u8 tph_val; + u8 pbl_chunk_size; + u32 first_pm_pbl_idx; + struct irdma_sc_vsi *vsi; +}; + +struct irdma_udp_offload_info { + bool ipv4:1; + bool insert_vlan_tag:1; + u8 ttl; + u8 tos; + u16 src_port; + u16 dst_port; + u32 dest_ip_addr[4]; + u32 snd_mss; + u16 vlan_tag; + u16 arp_idx; + u32 flow_label; + u8 udp_state; + u32 psn_nxt; + u32 lsn; + u32 epsn; + u32 psn_max; + u32 psn_una; + u32 local_ipaddr[4]; + u32 cwnd; + u8 rexmit_thresh; + u8 rnr_nak_thresh; +}; + +struct irdma_roce_offload_info { + u16 p_key; + u16 err_rq_idx; + u32 qkey; + u32 dest_qp; + u32 local_qp; + u8 roce_tver; + u8 ack_credits; + u8 err_rq_idx_valid; + u32 pd_id; + u16 ord_size; + u16 ird_size; + bool is_qp1:1; + bool udprivcq_en:1; + bool dcqcn_en:1; + bool rcv_no_icrc:1; + bool wr_rdresp_en:1; + bool bind_en:1; + bool fast_reg_en:1; + bool priv_mode_en:1; + bool rd_en:1; + bool timely_en:1; + bool dctcp_en:1; + bool fw_cc_enable:1; + bool use_stats_inst:1; + u16 t_high; + u16 t_low; + u8 last_byte_sent; + u8 mac_addr[ETH_ALEN]; + u8 rtomin; +}; + +struct irdma_iwarp_offload_info { + u16 rcv_mark_offset; + u16 snd_mark_offset; + u8 ddp_ver; + u8 rdmap_ver; + u8 iwarp_mode; + u16 err_rq_idx; + u32 pd_id; + u16 ord_size; + u16 ird_size; + bool ib_rd_en:1; + bool align_hdrs:1; + bool rcv_no_mpa_crc:1; + bool err_rq_idx_valid:1; + bool snd_mark_en:1; + bool rcv_mark_en:1; + bool wr_rdresp_en:1; + bool bind_en:1; + bool fast_reg_en:1; + bool priv_mode_en:1; + bool rd_en:1; + bool timely_en:1; + bool use_stats_inst:1; + bool ecn_en:1; + bool dctcp_en:1; + u16 t_high; + u16 t_low; + u8 last_byte_sent; + u8 mac_addr[ETH_ALEN]; + u8 rtomin; +}; + +struct irdma_tcp_offload_info { + bool ipv4:1; + bool no_nagle:1; + bool insert_vlan_tag:1; + bool time_stamp:1; + bool drop_ooo_seg:1; + bool avoid_stretch_ack:1; + bool wscale:1; + bool ignore_tcp_opt:1; + bool ignore_tcp_uns_opt:1; + u8 cwnd_inc_limit; + u8 dup_ack_thresh; + u8 ttl; + u8 src_mac_addr_idx; + u8 tos; + u16 src_port; + u16 dst_port; + u32 dest_ip_addr[4]; + //u32 dest_ip_addr0; + //u32 dest_ip_addr1; + //u32 dest_ip_addr2; + //u32 dest_ip_addr3; + u32 snd_mss; + u16 syn_rst_handling; + u16 vlan_tag; + u16 arp_idx; + u32 flow_label; + u8 tcp_state; + u8 snd_wscale; + u8 rcv_wscale; + u32 time_stamp_recent; + u32 time_stamp_age; + u32 snd_nxt; + u32 snd_wnd; + u32 rcv_nxt; + u32 rcv_wnd; + u32 snd_max; + u32 snd_una; + u32 srtt; + u32 rtt_var; + u32 ss_thresh; + u32 cwnd; + u32 snd_wl1; + u32 snd_wl2; + u32 max_snd_window; + u8 rexmit_thresh; + u32 local_ipaddr[4]; +}; + +struct irdma_qp_host_ctx_info { + u64 qp_compl_ctx; + union { + struct irdma_tcp_offload_info *tcp_info; + struct irdma_udp_offload_info *udp_info; + }; + union { + struct irdma_iwarp_offload_info *iwarp_info; + struct irdma_roce_offload_info *roce_info; + }; + u32 send_cq_num; + u32 rcv_cq_num; + u32 rem_endpoint_idx; + u8 stats_idx; + bool srq_valid:1; + bool tcp_info_valid:1; + bool iwarp_info_valid:1; + bool stats_idx_valid:1; + u8 user_pri; +}; + +struct irdma_aeqe_info { + u64 compl_ctx; + u32 qp_cq_id; + u16 ae_id; + u16 wqe_idx; + u8 tcp_state; + u8 iwarp_state; + bool qp:1; + bool cq:1; + bool sq:1; + bool rq:1; + bool in_rdrsp_wr:1; + bool out_rdrsp:1; + bool aeqe_overflow:1; + u8 q2_data_written; + u8 ae_src; +}; + +struct irdma_allocate_stag_info { + u64 total_len; + u64 first_pm_pbl_idx; + u32 chunk_size; + u32 stag_idx; + u32 page_size; + u32 pd_id; + u16 access_rights; + bool remote_access:1; + bool use_hmc_fcn_index:1; + bool use_pf_rid:1; + u8 hmc_fcn_index; +}; + +struct irdma_mw_alloc_info { + u32 mw_stag_index; + u32 page_size; + u32 pd_id; + bool remote_access:1; + bool mw_wide:1; + bool mw1_bind_dont_vldt_key:1; +}; + +struct irdma_reg_ns_stag_info { + u64 reg_addr_pa; + u64 va; + u64 total_len; + u32 page_size; + u32 chunk_size; + u32 first_pm_pbl_index; + enum irdma_addressing_type addr_type; + irdma_stag_index stag_idx; + u16 access_rights; + u32 pd_id; + irdma_stag_key stag_key; + bool use_hmc_fcn_index:1; + u8 hmc_fcn_index; + bool use_pf_rid:1; +}; + +struct irdma_fast_reg_stag_info { + u64 wr_id; + u64 reg_addr_pa; + u64 fbo; + void *va; + u64 total_len; + u32 page_size; + u32 chunk_size; + u32 first_pm_pbl_index; + enum irdma_addressing_type addr_type; + irdma_stag_index stag_idx; + u16 access_rights; + u32 pd_id; + irdma_stag_key stag_key; + bool local_fence:1; + bool read_fence:1; + bool signaled:1; + bool push_wqe:1; + bool use_hmc_fcn_index:1; + u8 hmc_fcn_index; + bool use_pf_rid:1; + bool defer_flag:1; +}; + +struct irdma_dealloc_stag_info { + u32 stag_idx; + u32 pd_id; + bool mr:1; + bool dealloc_pbl:1; +}; + +struct irdma_register_shared_stag { + u64 va; + enum irdma_addressing_type addr_type; + irdma_stag_index new_stag_idx; + irdma_stag_index parent_stag_idx; + u32 access_rights; + u32 pd_id; + u32 page_size; + irdma_stag_key new_stag_key; +}; + +struct irdma_qp_init_info { + struct irdma_qp_uk_init_info qp_uk_init_info; + struct irdma_sc_pd *pd; + struct irdma_sc_vsi *vsi; + __le64 *host_ctx; + u8 *q2; + u64 sq_pa; + u64 rq_pa; + u64 host_ctx_pa; + u64 q2_pa; + u64 shadow_area_pa; + u8 sq_tph_val; + u8 rq_tph_val; + bool sq_tph_en:1; + bool rq_tph_en:1; + bool rcv_tph_en:1; + bool xmit_tph_en:1; + bool virtual_map:1; +}; + +struct irdma_cq_init_info { + struct irdma_sc_dev *dev; + u64 cq_base_pa; + u64 shadow_area_pa; + u32 ceq_id; + u32 shadow_read_threshold; + u8 pbl_chunk_size; + u32 first_pm_pbl_idx; + bool virtual_map:1; + bool ceqe_mask:1; + bool ceq_id_valid:1; + bool tph_en:1; + u8 tph_val; + u8 type; + struct irdma_cq_uk_init_info cq_uk_init_info; + struct irdma_sc_vsi *vsi; +}; + +struct irdma_upload_context_info { + u64 buf_pa; + u32 qp_id; + u8 qp_type; + bool freeze_qp:1; + bool raw_format:1; +}; + +struct irdma_local_mac_entry_info { + u8 mac_addr[6]; + u16 entry_idx; +}; + +struct irdma_add_arp_cache_entry_info { + u8 mac_addr[ETH_ALEN]; + u32 reach_max; + u16 arp_index; + bool permanent; +}; + +struct irdma_apbvt_info { + u16 port; + bool add; +}; + +struct irdma_qhash_table_info { + struct irdma_sc_vsi *vsi; + enum irdma_quad_hash_manage_type manage; + enum irdma_quad_entry_type entry_type; + bool vlan_valid:1; + bool ipv4_valid:1; + u8 mac_addr[ETH_ALEN]; + u16 vlan_id; + u8 user_pri; + u32 qp_num; + u32 dest_ip[4]; + u32 src_ip[4]; + u16 dest_port; + u16 src_port; +}; + +struct irdma_cqp_manage_push_page_info { + u32 push_idx; + u16 qs_handle; + u8 free_page; + u8 push_page_type; +}; + +struct irdma_qp_flush_info { + u16 sq_minor_code; + u16 sq_major_code; + u16 rq_minor_code; + u16 rq_major_code; + u16 ae_code; + u8 ae_src; + bool sq:1; + bool rq:1; + bool userflushcode:1; + bool generate_ae:1; +}; + +struct irdma_gen_ae_info { + u16 ae_code; + u8 ae_src; +}; + +struct irdma_cqp_timeout { + u64 compl_cqp_cmds; + u32 count; +}; + +struct irdma_irq_ops { + void (*irdma_cfg_aeq)(struct irdma_sc_dev *dev, u32 idx, bool enable); + void (*irdma_cfg_ceq)(struct irdma_sc_dev *dev, u32 ceq_id, u32 idx, + bool enable); + void (*irdma_dis_irq)(struct irdma_sc_dev *dev, u32 idx); + void (*irdma_en_irq)(struct irdma_sc_dev *dev, u32 idx); +}; + +void irdma_sc_ccq_arm(struct irdma_sc_cq *ccq); +enum irdma_status_code irdma_sc_ccq_create(struct irdma_sc_cq *ccq, u64 scratch, + bool check_overflow, bool post_sq); +enum irdma_status_code irdma_sc_ccq_destroy(struct irdma_sc_cq *ccq, u64 scratch, + bool post_sq); +enum irdma_status_code irdma_sc_ccq_get_cqe_info(struct irdma_sc_cq *ccq, + struct irdma_ccq_cqe_info *info); +enum irdma_status_code irdma_sc_ccq_init(struct irdma_sc_cq *ccq, + struct irdma_ccq_init_info *info); + +enum irdma_status_code irdma_sc_cceq_create(struct irdma_sc_ceq *ceq, u64 scratch); +enum irdma_status_code irdma_sc_cceq_destroy_done(struct irdma_sc_ceq *ceq); + +enum irdma_status_code irdma_sc_ceq_destroy(struct irdma_sc_ceq *ceq, u64 scratch, + bool post_sq); +enum irdma_status_code irdma_sc_ceq_init(struct irdma_sc_ceq *ceq, + struct irdma_ceq_init_info *info); +void irdma_sc_cleanup_ceqes(struct irdma_sc_cq *cq, struct irdma_sc_ceq *ceq); +void *irdma_sc_process_ceq(struct irdma_sc_dev *dev, struct irdma_sc_ceq *ceq); + +enum irdma_status_code irdma_sc_aeq_init(struct irdma_sc_aeq *aeq, + struct irdma_aeq_init_info *info); +enum irdma_status_code irdma_sc_get_next_aeqe(struct irdma_sc_aeq *aeq, + struct irdma_aeqe_info *info); +enum irdma_status_code irdma_sc_repost_aeq_entries(struct irdma_sc_dev *dev, + u32 count); + +void irdma_sc_pd_init(struct irdma_sc_dev *dev, struct irdma_sc_pd *pd, u32 pd_id, + int abi_ver); +void irdma_cfg_aeq(struct irdma_sc_dev *dev, u32 idx, bool enable); +void irdma_check_cqp_progress(struct irdma_cqp_timeout *cqp_timeout, + struct irdma_sc_dev *dev); +enum irdma_status_code irdma_sc_cqp_create(struct irdma_sc_cqp *cqp, u16 *maj_err, + u16 *min_err); +enum irdma_status_code irdma_sc_cqp_destroy(struct irdma_sc_cqp *cqp); +enum irdma_status_code irdma_sc_cqp_init(struct irdma_sc_cqp *cqp, + struct irdma_cqp_init_info *info); +void irdma_sc_cqp_post_sq(struct irdma_sc_cqp *cqp); +enum irdma_status_code irdma_sc_poll_for_cqp_op_done(struct irdma_sc_cqp *cqp, u8 opcode, + struct irdma_ccq_cqe_info *cmpl_info); +enum irdma_status_code irdma_sc_fast_register(struct irdma_sc_qp *qp, + struct irdma_fast_reg_stag_info *info, + bool post_sq); +enum irdma_status_code irdma_sc_qp_create(struct irdma_sc_qp *qp, + struct irdma_create_qp_info *info, + u64 scratch, bool post_sq); +enum irdma_status_code irdma_sc_qp_destroy(struct irdma_sc_qp *qp, + u64 scratch, bool remove_hash_idx, + bool ignore_mw_bnd, bool post_sq); +enum irdma_status_code irdma_sc_qp_flush_wqes(struct irdma_sc_qp *qp, + struct irdma_qp_flush_info *info, + u64 scratch, bool post_sq); +enum irdma_status_code irdma_sc_qp_init(struct irdma_sc_qp *qp, + struct irdma_qp_init_info *info); +enum irdma_status_code irdma_sc_qp_modify(struct irdma_sc_qp *qp, + struct irdma_modify_qp_info *info, + u64 scratch, bool post_sq); +void irdma_sc_send_lsmm(struct irdma_sc_qp *qp, void *lsmm_buf, u32 size, + irdma_stag stag); +void irdma_sc_send_lsmm_nostag(struct irdma_sc_qp *qp, void *lsmm_buf, u32 size); +void irdma_sc_send_rtt(struct irdma_sc_qp *qp, bool read); +void irdma_sc_qp_setctx(struct irdma_sc_qp *qp, __le64 *qp_ctx, + struct irdma_qp_host_ctx_info *info); +void irdma_sc_qp_setctx_roce(struct irdma_sc_qp *qp, __le64 *qp_ctx, + struct irdma_qp_host_ctx_info *info); +enum irdma_status_code irdma_sc_cq_destroy(struct irdma_sc_cq *cq, u64 scratch, + bool post_sq); +enum irdma_status_code irdma_sc_cq_init(struct irdma_sc_cq *cq, + struct irdma_cq_init_info *info); +void irdma_sc_cq_resize(struct irdma_sc_cq *cq, struct irdma_modify_cq_info *info); +enum irdma_status_code irdma_sc_static_hmc_pages_allocated(struct irdma_sc_cqp *cqp, + u64 scratch, u8 hmc_fn_id, + bool post_sq, bool poll_registers); + +void sc_vsi_update_stats(struct irdma_sc_vsi *vsi); +struct cqp_info { + union { + struct { + struct irdma_sc_qp *qp; + struct irdma_create_qp_info info; + u64 scratch; + } qp_create; + + struct { + struct irdma_sc_qp *qp; + struct irdma_modify_qp_info info; + u64 scratch; + } qp_modify; + + struct { + struct irdma_sc_qp *qp; + u64 scratch; + bool remove_hash_idx; + bool ignore_mw_bnd; + } qp_destroy; + + struct { + struct irdma_sc_cq *cq; + u64 scratch; + bool check_overflow; + } cq_create; + + struct { + struct irdma_sc_cq *cq; + struct irdma_modify_cq_info info; + u64 scratch; + } cq_modify; + + struct { + struct irdma_sc_cq *cq; + u64 scratch; + } cq_destroy; + + struct { + struct irdma_sc_dev *dev; + struct irdma_allocate_stag_info info; + u64 scratch; + } alloc_stag; + + struct { + struct irdma_sc_dev *dev; + struct irdma_mw_alloc_info info; + u64 scratch; + } mw_alloc; + + struct { + struct irdma_sc_dev *dev; + struct irdma_reg_ns_stag_info info; + u64 scratch; + } mr_reg_non_shared; + + struct { + struct irdma_sc_dev *dev; + struct irdma_dealloc_stag_info info; + u64 scratch; + } dealloc_stag; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_add_arp_cache_entry_info info; + u64 scratch; + } add_arp_cache_entry; + + struct { + struct irdma_sc_cqp *cqp; + u64 scratch; + u16 arp_index; + } del_arp_cache_entry; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_local_mac_entry_info info; + u64 scratch; + } add_local_mac_entry; + + struct { + struct irdma_sc_cqp *cqp; + u64 scratch; + u8 entry_idx; + u8 ignore_ref_count; + } del_local_mac_entry; + + struct { + struct irdma_sc_cqp *cqp; + u64 scratch; + } alloc_local_mac_entry; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_cqp_manage_push_page_info info; + u64 scratch; + } manage_push_page; + + struct { + struct irdma_sc_dev *dev; + struct irdma_upload_context_info info; + u64 scratch; + } qp_upload_context; + + struct { + struct irdma_sc_dev *dev; + struct irdma_hmc_fcn_info info; + u64 scratch; + } manage_hmc_pm; + + struct { + struct irdma_sc_ceq *ceq; + u64 scratch; + } ceq_create; + + struct { + struct irdma_sc_ceq *ceq; + u64 scratch; + } ceq_destroy; + + struct { + struct irdma_sc_aeq *aeq; + u64 scratch; + } aeq_create; + + struct { + struct irdma_sc_aeq *aeq; + u64 scratch; + } aeq_destroy; + + struct { + struct irdma_sc_qp *qp; + struct irdma_qp_flush_info info; + u64 scratch; + } qp_flush_wqes; + + struct { + struct irdma_sc_qp *qp; + struct irdma_gen_ae_info info; + u64 scratch; + } gen_ae; + + struct { + struct irdma_sc_cqp *cqp; + void *fpm_val_va; + u64 fpm_val_pa; + u8 hmc_fn_id; + u64 scratch; + } query_fpm_val; + + struct { + struct irdma_sc_cqp *cqp; + void *fpm_val_va; + u64 fpm_val_pa; + u8 hmc_fn_id; + u64 scratch; + } commit_fpm_val; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_apbvt_info info; + u64 scratch; + } manage_apbvt_entry; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_qhash_table_info info; + u64 scratch; + } manage_qhash_table_entry; + + struct { + struct irdma_sc_dev *dev; + struct irdma_update_sds_info info; + u64 scratch; + } update_pe_sds; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_sc_qp *qp; + u64 scratch; + } suspend_resume; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_ah_info info; + u64 scratch; + } ah_create; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_ah_info info; + u64 scratch; + } ah_destroy; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_mcast_grp_info info; + u64 scratch; + } mc_create; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_mcast_grp_info info; + u64 scratch; + } mc_destroy; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_mcast_grp_info info; + u64 scratch; + } mc_modify; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_stats_inst_info info; + u64 scratch; + } stats_manage; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_stats_gather_info info; + u64 scratch; + } stats_gather; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_ws_node_info info; + u64 scratch; + } ws_node; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_up_info info; + u64 scratch; + } up_map; + + struct { + struct irdma_sc_cqp *cqp; + struct irdma_dma_mem query_buff_mem; + u64 scratch; + } query_rdma; + } u; +}; + +struct cqp_cmds_info { + struct list_head cqp_cmd_entry; + u8 cqp_cmd; + u8 post_sq; + struct cqp_info in; +}; + +__le64 *irdma_sc_cqp_get_next_send_wqe_idx(struct irdma_sc_cqp *cqp, u64 scratch, + u32 *wqe_idx); + +/** + * irdma_sc_cqp_get_next_send_wqe - get next wqe on cqp sq + * @cqp: struct for cqp hw + * @scratch: private data for CQP WQE + */ +static inline __le64 *irdma_sc_cqp_get_next_send_wqe(struct irdma_sc_cqp *cqp, u64 scratch) +{ + u32 wqe_idx; + + return irdma_sc_cqp_get_next_send_wqe_idx(cqp, scratch, &wqe_idx); +} +#endif /* IRDMA_TYPE_H */

[v5,09/22] RDMA/irdma: Implement HW Admin Queue OPs

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Patch