diff options
Diffstat (limited to 'drivers/infiniband/hw/bnxt_re/qplib_sp.c')
| -rw-r--r-- | drivers/infiniband/hw/bnxt_re/qplib_sp.c | 934 |
1 files changed, 607 insertions, 327 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_sp.c b/drivers/infiniband/hw/bnxt_re/qplib_sp.c index efa0f2949dc7..408a34df2667 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_sp.c +++ b/drivers/infiniband/hw/bnxt_re/qplib_sp.c @@ -48,80 +48,107 @@ #include "qplib_res.h" #include "qplib_rcfw.h" #include "qplib_sp.h" +#include "qplib_tlv.h" const struct bnxt_qplib_gid bnxt_qplib_gid_zero = {{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } }; /* Device */ -static void bnxt_qplib_query_version(struct bnxt_qplib_rcfw *rcfw, - char *fw_ver) +static bool bnxt_qplib_is_atomic_cap(struct bnxt_qplib_rcfw *rcfw) { - struct cmdq_query_version req; - struct creq_query_version_resp resp; - u16 cmd_flags = 0; - int rc = 0; + u16 pcie_ctl2 = 0; - RCFW_CMD_PREP(req, QUERY_VERSION, cmd_flags); + if (!bnxt_qplib_is_chip_gen_p5_p7(rcfw->res->cctx)) + return false; - rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, - (void *)&resp, NULL, 0); + pcie_capability_read_word(rcfw->pdev, PCI_EXP_DEVCTL2, &pcie_ctl2); + return (pcie_ctl2 & PCI_EXP_DEVCTL2_ATOMIC_REQ); +} + +void bnxt_qplib_query_version(struct bnxt_qplib_rcfw *rcfw) +{ + struct creq_query_version_resp resp = {}; + struct bnxt_qplib_cmdqmsg msg = {}; + struct cmdq_query_version req = {}; + struct bnxt_qplib_dev_attr *attr; + int rc; + + attr = rcfw->res->dattr; + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_BASE_OPCODE_QUERY_VERSION, + sizeof(req)); + + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL, sizeof(req), sizeof(resp), 0); + rc = bnxt_qplib_rcfw_send_message(rcfw, &msg); if (rc) return; - fw_ver[0] = resp.fw_maj; - fw_ver[1] = resp.fw_minor; - fw_ver[2] = resp.fw_bld; - fw_ver[3] = resp.fw_rsvd; + attr->fw_ver[0] = resp.fw_maj; + attr->fw_ver[1] = resp.fw_minor; + attr->fw_ver[2] = resp.fw_bld; + attr->fw_ver[3] = resp.fw_rsvd; } -int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw, - struct bnxt_qplib_dev_attr *attr, bool vf) +int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw) { - struct cmdq_query_func req; - struct creq_query_func_resp resp; - struct bnxt_qplib_rcfw_sbuf *sbuf; + struct bnxt_qplib_dev_attr *attr = rcfw->res->dattr; + struct creq_query_func_resp resp = {}; + struct bnxt_qplib_cmdqmsg msg = {}; struct creq_query_func_resp_sb *sb; - u16 cmd_flags = 0; - u32 temp; + struct bnxt_qplib_rcfw_sbuf sbuf; + struct bnxt_qplib_chip_ctx *cctx; + struct cmdq_query_func req = {}; u8 *tqm_alloc; - int i, rc = 0; + int i, rc; + u32 temp; - RCFW_CMD_PREP(req, QUERY_FUNC, cmd_flags); + cctx = rcfw->res->cctx; + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_BASE_OPCODE_QUERY_FUNC, + sizeof(req)); - sbuf = bnxt_qplib_rcfw_alloc_sbuf(rcfw, sizeof(*sb)); - if (!sbuf) { - dev_err(&rcfw->pdev->dev, - "SP: QUERY_FUNC alloc side buffer failed\n"); + sbuf.size = ALIGN(sizeof(*sb), BNXT_QPLIB_CMDQE_UNITS); + sbuf.sb = dma_alloc_coherent(&rcfw->pdev->dev, sbuf.size, + &sbuf.dma_addr, GFP_KERNEL); + if (!sbuf.sb) return -ENOMEM; - } - - sb = sbuf->sb; - req.resp_size = sizeof(*sb) / BNXT_QPLIB_CMDQE_UNITS; - rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, (void *)&resp, - (void *)sbuf, 0); + sb = sbuf.sb; + req.resp_size = sbuf.size / BNXT_QPLIB_CMDQE_UNITS; + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, &sbuf, sizeof(req), + sizeof(resp), 0); + rc = bnxt_qplib_rcfw_send_message(rcfw, &msg); if (rc) goto bail; /* Extract the context from the side buffer */ attr->max_qp = le32_to_cpu(sb->max_qp); - /* max_qp value reported by FW for PF doesn't include the QP1 for PF */ - if (!vf) - attr->max_qp += 1; + /* max_qp value reported by FW doesn't include the QP1 */ + attr->max_qp += 1; attr->max_qp_rd_atom = sb->max_qp_rd_atom > BNXT_QPLIB_MAX_OUT_RD_ATOM ? BNXT_QPLIB_MAX_OUT_RD_ATOM : sb->max_qp_rd_atom; attr->max_qp_init_rd_atom = sb->max_qp_init_rd_atom > BNXT_QPLIB_MAX_OUT_RD_ATOM ? BNXT_QPLIB_MAX_OUT_RD_ATOM : sb->max_qp_init_rd_atom; - attr->max_qp_wqes = le16_to_cpu(sb->max_qp_wr); - /* - * 128 WQEs needs to be reserved for the HW (8916). Prevent - * reporting the max number - */ - attr->max_qp_wqes -= BNXT_QPLIB_RESERVED_QP_WRS; - attr->max_qp_sges = sb->max_sge; + attr->max_qp_wqes = le16_to_cpu(sb->max_qp_wr) - 1; + if (!bnxt_qplib_is_chip_gen_p5_p7(rcfw->res->cctx)) { + /* + * 128 WQEs needs to be reserved for the HW (8916). Prevent + * reporting the max number on legacy devices + */ + attr->max_qp_wqes -= BNXT_QPLIB_RESERVED_QP_WRS + 1; + } + + /* Adjust for max_qp_wqes for variable wqe */ + if (cctx->modes.wqe_mode == BNXT_QPLIB_WQE_MODE_VARIABLE) + attr->max_qp_wqes = BNXT_VAR_MAX_WQE - 1; + + attr->max_qp_sges = cctx->modes.wqe_mode == BNXT_QPLIB_WQE_MODE_VARIABLE ? + min_t(u32, sb->max_sge_var_wqe, BNXT_VAR_MAX_SGE) : 6; attr->max_cq = le32_to_cpu(sb->max_cq); attr->max_cq_wqes = le32_to_cpu(sb->max_cqe); + if (!bnxt_qplib_is_chip_gen_p7(rcfw->res->cctx)) + attr->max_cq_wqes = min_t(u32, BNXT_QPLIB_MAX_CQ_WQES, attr->max_cq_wqes); attr->max_cq_sges = attr->max_qp_sges; attr->max_mr = le32_to_cpu(sb->max_mr); attr->max_mw = le32_to_cpu(sb->max_mw); @@ -131,29 +158,27 @@ int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw, attr->max_raw_ethy_qp = le32_to_cpu(sb->max_raw_eth_qp); attr->max_ah = le32_to_cpu(sb->max_ah); - attr->max_fmr = le32_to_cpu(sb->max_fmr); - attr->max_map_per_fmr = sb->max_map_per_fmr; - attr->max_srq = le16_to_cpu(sb->max_srq); attr->max_srq_wqes = le32_to_cpu(sb->max_srq_wr) - 1; attr->max_srq_sges = sb->max_srq_sge; - attr->max_pkey = le32_to_cpu(sb->max_pkeys); + attr->max_pkey = 1; + attr->max_inline_data = attr->max_qp_sges * sizeof(struct sq_sge); + if (!bnxt_qplib_is_chip_gen_p7(rcfw->res->cctx)) + attr->l2_db_size = (sb->l2_db_space_size + 1) * + (0x01 << RCFW_DBR_BASE_PAGE_SHIFT); /* - * Some versions of FW reports more than 0xFFFF. - * Restrict it for now to 0xFFFF to avoid - * reporting trucated value + * Read the max gid supported by HW. + * For each entry in HW GID in HW table, we consume 2 + * GID entries in the kernel GID table. So max_gid reported + * to stack can be up to twice the value reported by the HW, up to 256 gids. */ - if (attr->max_pkey > 0xFFFF) { - /* ib_port_attr::pkey_tbl_len is u16 */ - attr->max_pkey = 0xFFFF; - } - - attr->max_inline_data = le32_to_cpu(sb->max_inline_data); - attr->l2_db_size = (sb->l2_db_space_size + 1) * - (0x01 << RCFW_DBR_BASE_PAGE_SHIFT); attr->max_sgid = le32_to_cpu(sb->max_gid); + attr->max_sgid = min_t(u32, BNXT_QPLIB_NUM_GIDS_SUPPORTED, 2 * attr->max_sgid); + attr->dev_cap_flags = le16_to_cpu(sb->dev_cap_flags); + attr->dev_cap_flags2 = le16_to_cpu(sb->dev_cap_ext_flags_2); - bnxt_qplib_query_version(rcfw, attr->fw_ver); + if (_is_max_srq_ext_supported(attr->dev_cap_flags2)) + attr->max_srq += le16_to_cpu(sb->max_srq_ext); for (i = 0; i < MAX_TQM_ALLOC_REQ / 4; i++) { temp = le32_to_cpu(sb->tqm_alloc_reqs[i]); @@ -164,9 +189,13 @@ int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw, attr->tqm_alloc_reqs[i * 4 + 3] = *(++tqm_alloc); } - attr->is_atomic = false; + if (rcfw->res->cctx->hwrm_intf_ver >= HWRM_VERSION_DEV_ATTR_MAX_DPI) + attr->max_dpi = le32_to_cpu(sb->max_dpi); + + attr->is_atomic = bnxt_qplib_is_atomic_cap(rcfw); bail: - bnxt_qplib_rcfw_free_sbuf(rcfw, sbuf); + dma_free_coherent(&rcfw->pdev->dev, sbuf.size, + sbuf.sb, sbuf.dma_addr); return rc; } @@ -174,12 +203,14 @@ int bnxt_qplib_set_func_resources(struct bnxt_qplib_res *res, struct bnxt_qplib_rcfw *rcfw, struct bnxt_qplib_ctx *ctx) { - struct cmdq_set_func_resources req; - struct creq_set_func_resources_resp resp; - u16 cmd_flags = 0; - int rc = 0; + struct creq_set_func_resources_resp resp = {}; + struct cmdq_set_func_resources req = {}; + struct bnxt_qplib_cmdqmsg msg = {}; + int rc; - RCFW_CMD_PREP(req, SET_FUNC_RESOURCES, cmd_flags); + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_BASE_OPCODE_SET_FUNC_RESOURCES, + sizeof(req)); req.number_of_qp = cpu_to_le32(ctx->qpc_count); req.number_of_mrw = cpu_to_le32(ctx->mrw_count); @@ -192,9 +223,9 @@ int bnxt_qplib_set_func_resources(struct bnxt_qplib_res *res, req.max_cq_per_vf = cpu_to_le32(ctx->vf_res.max_cq_per_vf); req.max_gid_per_vf = cpu_to_le32(ctx->vf_res.max_gid_per_vf); - rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, - (void *)&resp, - NULL, 0); + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL, sizeof(req), + sizeof(resp), 0); + rc = bnxt_qplib_rcfw_send_message(rcfw, &msg); if (rc) { dev_err(&res->pdev->dev, "Failed to set function resources\n"); } @@ -212,12 +243,12 @@ int bnxt_qplib_get_sgid(struct bnxt_qplib_res *res, index, sgid_tbl->max); return -EINVAL; } - memcpy(gid, &sgid_tbl->tbl[index], sizeof(*gid)); + memcpy(gid, &sgid_tbl->tbl[index].gid, sizeof(*gid)); return 0; } int bnxt_qplib_del_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, - struct bnxt_qplib_gid *gid, bool update) + struct bnxt_qplib_gid *gid, u16 vlan_id, bool update) { struct bnxt_qplib_res *res = to_bnxt_qplib(sgid_tbl, struct bnxt_qplib_res, @@ -225,17 +256,14 @@ int bnxt_qplib_del_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, struct bnxt_qplib_rcfw *rcfw = res->rcfw; int index; - if (!sgid_tbl) { - dev_err(&res->pdev->dev, "SGID table not allocated\n"); - return -EINVAL; - } /* Do we need a sgid_lock here? */ if (!sgid_tbl->active) { dev_err(&res->pdev->dev, "SGID table has no active entries\n"); return -ENOMEM; } for (index = 0; index < sgid_tbl->max; index++) { - if (!memcmp(&sgid_tbl->tbl[index], gid, sizeof(*gid))) + if (!memcmp(&sgid_tbl->tbl[index].gid, gid, sizeof(*gid)) && + vlan_id == sgid_tbl->tbl[index].vlan_id) break; } if (index == sgid_tbl->max) { @@ -244,25 +272,29 @@ int bnxt_qplib_del_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, } /* Remove GID from the SGID table */ if (update) { - struct cmdq_delete_gid req; - struct creq_delete_gid_resp resp; - u16 cmd_flags = 0; + struct creq_delete_gid_resp resp = {}; + struct bnxt_qplib_cmdqmsg msg = {}; + struct cmdq_delete_gid req = {}; int rc; - RCFW_CMD_PREP(req, DELETE_GID, cmd_flags); + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_BASE_OPCODE_DELETE_GID, + sizeof(req)); if (sgid_tbl->hw_id[index] == 0xFFFF) { dev_err(&res->pdev->dev, "GID entry contains an invalid HW id\n"); return -EINVAL; } req.gid_index = cpu_to_le16(sgid_tbl->hw_id[index]); - rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, - (void *)&resp, NULL, 0); + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL, sizeof(req), + sizeof(resp), 0); + rc = bnxt_qplib_rcfw_send_message(rcfw, &msg); if (rc) return rc; } - memcpy(&sgid_tbl->tbl[index], &bnxt_qplib_gid_zero, + memcpy(&sgid_tbl->tbl[index].gid, &bnxt_qplib_gid_zero, sizeof(bnxt_qplib_gid_zero)); + sgid_tbl->tbl[index].vlan_id = 0xFFFF; sgid_tbl->vlan[index] = 0; sgid_tbl->active--; dev_dbg(&res->pdev->dev, @@ -275,8 +307,9 @@ int bnxt_qplib_del_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, } int bnxt_qplib_add_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, - struct bnxt_qplib_gid *gid, u8 *smac, u16 vlan_id, - bool update, u32 *index) + struct bnxt_qplib_gid *gid, const u8 *smac, + u16 vlan_id, bool update, u32 *index, + bool is_ugid, u32 stats_ctx_id) { struct bnxt_qplib_res *res = to_bnxt_qplib(sgid_tbl, struct bnxt_qplib_res, @@ -284,10 +317,6 @@ int bnxt_qplib_add_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, struct bnxt_qplib_rcfw *rcfw = res->rcfw; int i, free_idx; - if (!sgid_tbl) { - dev_err(&res->pdev->dev, "SGID table not allocated\n"); - return -EINVAL; - } /* Do we need a sgid_lock here? */ if (sgid_tbl->active == sgid_tbl->max) { dev_err(&res->pdev->dev, "SGID table is full\n"); @@ -295,7 +324,8 @@ int bnxt_qplib_add_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, } free_idx = sgid_tbl->max; for (i = 0; i < sgid_tbl->max; i++) { - if (!memcmp(&sgid_tbl->tbl[i], gid, sizeof(*gid))) { + if (!memcmp(&sgid_tbl->tbl[i], gid, sizeof(*gid)) && + sgid_tbl->tbl[i].vlan_id == vlan_id) { dev_dbg(&res->pdev->dev, "SGID entry already exist in entry %d!\n", i); *index = i; @@ -312,12 +342,14 @@ int bnxt_qplib_add_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, return -ENOMEM; } if (update) { - struct cmdq_add_gid req; - struct creq_add_gid_resp resp; - u16 cmd_flags = 0; + struct creq_add_gid_resp resp = {}; + struct bnxt_qplib_cmdqmsg msg = {}; + struct cmdq_add_gid req = {}; int rc; - RCFW_CMD_PREP(req, ADD_GID, cmd_flags); + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_BASE_OPCODE_ADD_GID, + sizeof(req)); req.gid[0] = cpu_to_be32(((u32 *)gid->data)[3]); req.gid[1] = cpu_to_be32(((u32 *)gid->data)[2]); @@ -342,14 +374,19 @@ int bnxt_qplib_add_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, req.src_mac[1] = cpu_to_be16(((u16 *)smac)[1]); req.src_mac[2] = cpu_to_be16(((u16 *)smac)[2]); - rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, - (void *)&resp, NULL, 0); + req.stats_ctx = cpu_to_le16(CMDQ_ADD_GID_STATS_CTX_STATS_CTX_VALID | + (u16)stats_ctx_id); + + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL, sizeof(req), + sizeof(resp), 0); + rc = bnxt_qplib_rcfw_send_message(rcfw, &msg); if (rc) return rc; sgid_tbl->hw_id[free_idx] = le32_to_cpu(resp.xid); } /* Add GID to the sgid_tbl */ memcpy(&sgid_tbl->tbl[free_idx], gid, sizeof(*gid)); + sgid_tbl->tbl[free_idx].vlan_id = vlan_id; sgid_tbl->active++; if (vlan_id != 0xFFFF) sgid_tbl->vlan[free_idx] = 1; @@ -363,143 +400,21 @@ int bnxt_qplib_add_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, return 0; } -int bnxt_qplib_update_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, - struct bnxt_qplib_gid *gid, u16 gid_idx, - u8 *smac) -{ - struct bnxt_qplib_res *res = to_bnxt_qplib(sgid_tbl, - struct bnxt_qplib_res, - sgid_tbl); - struct bnxt_qplib_rcfw *rcfw = res->rcfw; - struct creq_modify_gid_resp resp; - struct cmdq_modify_gid req; - int rc; - u16 cmd_flags = 0; - - RCFW_CMD_PREP(req, MODIFY_GID, cmd_flags); - - req.gid[0] = cpu_to_be32(((u32 *)gid->data)[3]); - req.gid[1] = cpu_to_be32(((u32 *)gid->data)[2]); - req.gid[2] = cpu_to_be32(((u32 *)gid->data)[1]); - req.gid[3] = cpu_to_be32(((u32 *)gid->data)[0]); - if (res->prio) { - req.vlan |= cpu_to_le16 - (CMDQ_ADD_GID_VLAN_TPID_TPID_8100 | - CMDQ_ADD_GID_VLAN_VLAN_EN); - } - - /* MAC in network format */ - req.src_mac[0] = cpu_to_be16(((u16 *)smac)[0]); - req.src_mac[1] = cpu_to_be16(((u16 *)smac)[1]); - req.src_mac[2] = cpu_to_be16(((u16 *)smac)[2]); - - req.gid_index = cpu_to_le16(gid_idx); - - rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, - (void *)&resp, NULL, 0); - return rc; -} - -/* pkeys */ -int bnxt_qplib_get_pkey(struct bnxt_qplib_res *res, - struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 index, - u16 *pkey) -{ - if (index == 0xFFFF) { - *pkey = 0xFFFF; - return 0; - } - if (index >= pkey_tbl->max) { - dev_err(&res->pdev->dev, - "Index %d exceeded PKEY table max (%d)\n", - index, pkey_tbl->max); - return -EINVAL; - } - memcpy(pkey, &pkey_tbl->tbl[index], sizeof(*pkey)); - return 0; -} - -int bnxt_qplib_del_pkey(struct bnxt_qplib_res *res, - struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 *pkey, - bool update) -{ - int i, rc = 0; - - if (!pkey_tbl) { - dev_err(&res->pdev->dev, "PKEY table not allocated\n"); - return -EINVAL; - } - - /* Do we need a pkey_lock here? */ - if (!pkey_tbl->active) { - dev_err(&res->pdev->dev, "PKEY table has no active entries\n"); - return -ENOMEM; - } - for (i = 0; i < pkey_tbl->max; i++) { - if (!memcmp(&pkey_tbl->tbl[i], pkey, sizeof(*pkey))) - break; - } - if (i == pkey_tbl->max) { - dev_err(&res->pdev->dev, - "PKEY 0x%04x not found in the pkey table\n", *pkey); - return -ENOMEM; - } - memset(&pkey_tbl->tbl[i], 0, sizeof(*pkey)); - pkey_tbl->active--; - - /* unlock */ - return rc; -} - -int bnxt_qplib_add_pkey(struct bnxt_qplib_res *res, - struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 *pkey, - bool update) -{ - int i, free_idx, rc = 0; - - if (!pkey_tbl) { - dev_err(&res->pdev->dev, "PKEY table not allocated\n"); - return -EINVAL; - } - - /* Do we need a pkey_lock here? */ - if (pkey_tbl->active == pkey_tbl->max) { - dev_err(&res->pdev->dev, "PKEY table is full\n"); - return -ENOMEM; - } - free_idx = pkey_tbl->max; - for (i = 0; i < pkey_tbl->max; i++) { - if (!memcmp(&pkey_tbl->tbl[i], pkey, sizeof(*pkey))) - return -EALREADY; - else if (!pkey_tbl->tbl[i] && free_idx == pkey_tbl->max) - free_idx = i; - } - if (free_idx == pkey_tbl->max) { - dev_err(&res->pdev->dev, - "PKEY table is FULL but count is not MAX??\n"); - return -ENOMEM; - } - /* Add PKEY to the pkey_tbl */ - memcpy(&pkey_tbl->tbl[free_idx], pkey, sizeof(*pkey)); - pkey_tbl->active++; - - /* unlock */ - return rc; -} - /* AH */ int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah, bool block) { struct bnxt_qplib_rcfw *rcfw = res->rcfw; - struct cmdq_create_ah req; - struct creq_create_ah_resp resp; - u16 cmd_flags = 0; + struct creq_create_ah_resp resp = {}; + struct bnxt_qplib_cmdqmsg msg = {}; + struct cmdq_create_ah req = {}; u32 temp32[4]; u16 temp16[3]; int rc; - RCFW_CMD_PREP(req, CREATE_AH, cmd_flags); + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_BASE_OPCODE_CREATE_AH, + sizeof(req)); memcpy(temp32, ah->dgid.data, sizeof(struct bnxt_qplib_gid)); req.dgid[0] = cpu_to_le32(temp32[0]); @@ -522,8 +437,9 @@ int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah, req.dest_mac[1] = cpu_to_le16(temp16[1]); req.dest_mac[2] = cpu_to_le16(temp16[2]); - rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, (void *)&resp, - NULL, block); + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL, sizeof(req), + sizeof(resp), block); + rc = bnxt_qplib_rcfw_send_message(rcfw, &msg); if (rc) return rc; @@ -535,30 +451,31 @@ int bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah, bool block) { struct bnxt_qplib_rcfw *rcfw = res->rcfw; - struct cmdq_destroy_ah req; - struct creq_destroy_ah_resp resp; - u16 cmd_flags = 0; + struct creq_destroy_ah_resp resp = {}; + struct bnxt_qplib_cmdqmsg msg = {}; + struct cmdq_destroy_ah req = {}; int rc; /* Clean up the AH table in the device */ - RCFW_CMD_PREP(req, DESTROY_AH, cmd_flags); + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_BASE_OPCODE_DESTROY_AH, + sizeof(req)); req.ah_cid = cpu_to_le32(ah->id); - rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, (void *)&resp, - NULL, block); - if (rc) - return rc; - return 0; + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL, sizeof(req), + sizeof(resp), block); + rc = bnxt_qplib_rcfw_send_message(rcfw, &msg); + return rc; } /* MRW */ int bnxt_qplib_free_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw) { + struct creq_deallocate_key_resp resp = {}; struct bnxt_qplib_rcfw *rcfw = res->rcfw; - struct cmdq_deallocate_key req; - struct creq_deallocate_key_resp resp; - u16 cmd_flags = 0; + struct cmdq_deallocate_key req = {}; + struct bnxt_qplib_cmdqmsg msg = {}; int rc; if (mrw->lkey == 0xFFFFFFFF) { @@ -566,7 +483,9 @@ int bnxt_qplib_free_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw) return 0; } - RCFW_CMD_PREP(req, DEALLOCATE_KEY, cmd_flags); + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_BASE_OPCODE_DEALLOCATE_KEY, + sizeof(req)); req.mrw_flags = mrw->type; @@ -577,14 +496,15 @@ int bnxt_qplib_free_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw) else req.key = cpu_to_le32(mrw->lkey); - rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, (void *)&resp, - NULL, 0); + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL, sizeof(req), + sizeof(resp), 0); + rc = bnxt_qplib_rcfw_send_message(rcfw, &msg); if (rc) return rc; /* Free the qplib's MRW memory */ if (mrw->hwq.max_elements) - bnxt_qplib_free_hwq(res->pdev, &mrw->hwq); + bnxt_qplib_free_hwq(res, &mrw->hwq); return 0; } @@ -592,26 +512,29 @@ int bnxt_qplib_free_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw) int bnxt_qplib_alloc_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw) { struct bnxt_qplib_rcfw *rcfw = res->rcfw; - struct cmdq_allocate_mrw req; - struct creq_allocate_mrw_resp resp; - u16 cmd_flags = 0; + struct creq_allocate_mrw_resp resp = {}; + struct bnxt_qplib_cmdqmsg msg = {}; + struct cmdq_allocate_mrw req = {}; unsigned long tmp; int rc; - RCFW_CMD_PREP(req, ALLOCATE_MRW, cmd_flags); + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_BASE_OPCODE_ALLOCATE_MRW, + sizeof(req)); req.pd_id = cpu_to_le32(mrw->pd->id); req.mrw_flags = mrw->type; if ((mrw->type == CMDQ_ALLOCATE_MRW_MRW_FLAGS_PMR && - mrw->flags & BNXT_QPLIB_FR_PMR) || + mrw->access_flags & BNXT_QPLIB_FR_PMR) || mrw->type == CMDQ_ALLOCATE_MRW_MRW_FLAGS_MW_TYPE2A || mrw->type == CMDQ_ALLOCATE_MRW_MRW_FLAGS_MW_TYPE2B) req.access = CMDQ_ALLOCATE_MRW_ACCESS_CONSUMER_OWNED_KEY; tmp = (unsigned long)mrw; req.mrw_handle = cpu_to_le64(tmp); - rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, - (void *)&resp, NULL, 0); + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL, sizeof(req), + sizeof(resp), 0); + rc = bnxt_qplib_rcfw_send_message(rcfw, &msg); if (rc) return rc; @@ -628,16 +551,19 @@ int bnxt_qplib_dereg_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw, bool block) { struct bnxt_qplib_rcfw *rcfw = res->rcfw; - struct cmdq_deregister_mr req; - struct creq_deregister_mr_resp resp; - u16 cmd_flags = 0; + struct creq_deregister_mr_resp resp = {}; + struct bnxt_qplib_cmdqmsg msg = {}; + struct cmdq_deregister_mr req = {}; int rc; - RCFW_CMD_PREP(req, DEREGISTER_MR, cmd_flags); + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_BASE_OPCODE_DEREGISTER_MR, + sizeof(req)); req.lkey = cpu_to_le32(mrw->lkey); - rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, - (void *)&resp, NULL, block); + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL, sizeof(req), + sizeof(resp), block); + rc = bnxt_qplib_rcfw_send_message(rcfw, &msg); if (rc) return rc; @@ -645,61 +571,53 @@ int bnxt_qplib_dereg_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw, if (mrw->hwq.max_elements) { mrw->va = 0; mrw->total_size = 0; - bnxt_qplib_free_hwq(res->pdev, &mrw->hwq); + bnxt_qplib_free_hwq(res, &mrw->hwq); } return 0; } int bnxt_qplib_reg_mr(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr, - u64 *pbl_tbl, int num_pbls, bool block, u32 buf_pg_size) + struct ib_umem *umem, int num_pbls, u32 buf_pg_size, bool unified_mr) { struct bnxt_qplib_rcfw *rcfw = res->rcfw; - struct cmdq_register_mr req; - struct creq_register_mr_resp resp; - u16 cmd_flags = 0, level; - int pg_ptrs, pages, i, rc; - dma_addr_t **pbl_ptr; + struct bnxt_qplib_hwq_attr hwq_attr = {}; + struct bnxt_qplib_sg_info sginfo = {}; + struct creq_register_mr_resp resp = {}; + struct bnxt_qplib_cmdqmsg msg = {}; + struct cmdq_register_mr req = {}; + int pages, rc; u32 pg_size; + u16 level; if (num_pbls) { + pages = roundup_pow_of_two(num_pbls); /* Allocate memory for the non-leaf pages to store buf ptrs. * Non-leaf pages always uses system PAGE_SIZE */ - pg_ptrs = roundup_pow_of_two(num_pbls); - pages = pg_ptrs >> MAX_PBL_LVL_1_PGS_SHIFT; - if (!pages) - pages++; - - if (pages > MAX_PBL_LVL_1_PGS) { - dev_err(&res->pdev->dev, - "SP: Reg MR pages requested (0x%x) exceeded max (0x%x)\n", - pages, MAX_PBL_LVL_1_PGS); - return -ENOMEM; - } /* Free the hwq if it already exist, must be a rereg */ if (mr->hwq.max_elements) - bnxt_qplib_free_hwq(res->pdev, &mr->hwq); - - mr->hwq.max_elements = pages; - /* Use system PAGE_SIZE */ - rc = bnxt_qplib_alloc_init_hwq(res->pdev, &mr->hwq, NULL, 0, - &mr->hwq.max_elements, - PAGE_SIZE, 0, PAGE_SIZE, - HWQ_TYPE_CTX); + bnxt_qplib_free_hwq(res, &mr->hwq); + hwq_attr.res = res; + hwq_attr.depth = pages; + hwq_attr.stride = sizeof(dma_addr_t); + hwq_attr.type = HWQ_TYPE_MR; + hwq_attr.sginfo = &sginfo; + hwq_attr.sginfo->umem = umem; + hwq_attr.sginfo->npages = pages; + hwq_attr.sginfo->pgsize = buf_pg_size; + hwq_attr.sginfo->pgshft = ilog2(buf_pg_size); + rc = bnxt_qplib_alloc_init_hwq(&mr->hwq, &hwq_attr); if (rc) { dev_err(&res->pdev->dev, "SP: Reg MR memory allocation failed\n"); return -ENOMEM; } - /* Write to the hwq */ - pbl_ptr = (dma_addr_t **)mr->hwq.pbl_ptr; - for (i = 0; i < num_pbls; i++) - pbl_ptr[PTR_PG(i)][PTR_IDX(i)] = - (pbl_tbl[i] & PAGE_MASK) | PTU_PTE_VALID; } - RCFW_CMD_PREP(req, REGISTER_MR, cmd_flags); + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_BASE_OPCODE_REGISTER_MR, + sizeof(req)); /* Configure the request */ if (mr->hwq.level == PBL_LVL_MAX) { @@ -708,7 +626,7 @@ int bnxt_qplib_reg_mr(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr, req.pbl = 0; pg_size = PAGE_SIZE; } else { - level = mr->hwq.level + 1; + level = mr->hwq.level; req.pbl = cpu_to_le64(mr->hwq.pbl[PBL_LVL_0].pg_map_arr[0]); } pg_size = buf_pg_size ? buf_pg_size : PAGE_SIZE; @@ -719,21 +637,30 @@ int bnxt_qplib_reg_mr(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr, req.log2_pbl_pg_size = cpu_to_le16(((ilog2(PAGE_SIZE) << CMDQ_REGISTER_MR_LOG2_PBL_PG_SIZE_SFT) & CMDQ_REGISTER_MR_LOG2_PBL_PG_SIZE_MASK)); - req.access = (mr->flags & 0xFFFF); + req.access = (mr->access_flags & BNXT_QPLIB_MR_ACCESS_MASK); req.va = cpu_to_le64(mr->va); req.key = cpu_to_le32(mr->lkey); + if (unified_mr) + req.key = cpu_to_le32(mr->pd->id); + req.flags = cpu_to_le16(mr->flags); req.mr_size = cpu_to_le64(mr->total_size); - rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, - (void *)&resp, NULL, block); + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL, sizeof(req), + sizeof(resp), 0); + rc = bnxt_qplib_rcfw_send_message(rcfw, &msg); if (rc) goto fail; + if (unified_mr) { + mr->lkey = le32_to_cpu(resp.xid); + mr->rkey = mr->lkey; + } + return 0; fail: if (mr->hwq.max_elements) - bnxt_qplib_free_hwq(res->pdev, &mr->hwq); + bnxt_qplib_free_hwq(res, &mr->hwq); return rc; } @@ -741,6 +668,8 @@ int bnxt_qplib_alloc_fast_reg_page_list(struct bnxt_qplib_res *res, struct bnxt_qplib_frpl *frpl, int max_pg_ptrs) { + struct bnxt_qplib_hwq_attr hwq_attr = {}; + struct bnxt_qplib_sg_info sginfo = {}; int pg_ptrs, pages, rc; /* Re-calculate the max to fit the HWQ allocation model */ @@ -752,10 +681,15 @@ int bnxt_qplib_alloc_fast_reg_page_list(struct bnxt_qplib_res *res, if (pages > MAX_PBL_LVL_1_PGS) return -ENOMEM; - frpl->hwq.max_elements = pages; - rc = bnxt_qplib_alloc_init_hwq(res->pdev, &frpl->hwq, NULL, 0, - &frpl->hwq.max_elements, PAGE_SIZE, 0, - PAGE_SIZE, HWQ_TYPE_CTX); + sginfo.pgsize = PAGE_SIZE; + sginfo.nopte = true; + + hwq_attr.res = res; + hwq_attr.depth = pg_ptrs; + hwq_attr.stride = PAGE_SIZE; + hwq_attr.sginfo = &sginfo; + hwq_attr.type = HWQ_TYPE_CTX; + rc = bnxt_qplib_alloc_init_hwq(&frpl->hwq, &hwq_attr); if (!rc) frpl->max_pg_ptrs = pg_ptrs; @@ -765,48 +699,35 @@ int bnxt_qplib_alloc_fast_reg_page_list(struct bnxt_qplib_res *res, int bnxt_qplib_free_fast_reg_page_list(struct bnxt_qplib_res *res, struct bnxt_qplib_frpl *frpl) { - bnxt_qplib_free_hwq(res->pdev, &frpl->hwq); + bnxt_qplib_free_hwq(res, &frpl->hwq); return 0; } -int bnxt_qplib_map_tc2cos(struct bnxt_qplib_res *res, u16 *cids) -{ - struct bnxt_qplib_rcfw *rcfw = res->rcfw; - struct cmdq_map_tc_to_cos req; - struct creq_map_tc_to_cos_resp resp; - u16 cmd_flags = 0; - - RCFW_CMD_PREP(req, MAP_TC_TO_COS, cmd_flags); - req.cos0 = cpu_to_le16(cids[0]); - req.cos1 = cpu_to_le16(cids[1]); - - return bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, (void *)&resp, - NULL, 0); -} - int bnxt_qplib_get_roce_stats(struct bnxt_qplib_rcfw *rcfw, struct bnxt_qplib_roce_stats *stats) { - struct cmdq_query_roce_stats req; - struct creq_query_roce_stats_resp resp; - struct bnxt_qplib_rcfw_sbuf *sbuf; + struct creq_query_roce_stats_resp resp = {}; struct creq_query_roce_stats_resp_sb *sb; - u16 cmd_flags = 0; - int rc = 0; + struct cmdq_query_roce_stats req = {}; + struct bnxt_qplib_cmdqmsg msg = {}; + struct bnxt_qplib_rcfw_sbuf sbuf; + int rc; - RCFW_CMD_PREP(req, QUERY_ROCE_STATS, cmd_flags); + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_BASE_OPCODE_QUERY_ROCE_STATS, + sizeof(req)); - sbuf = bnxt_qplib_rcfw_alloc_sbuf(rcfw, sizeof(*sb)); - if (!sbuf) { - dev_err(&rcfw->pdev->dev, - "SP: QUERY_ROCE_STATS alloc side buffer failed\n"); + sbuf.size = ALIGN(sizeof(*sb), BNXT_QPLIB_CMDQE_UNITS); + sbuf.sb = dma_alloc_coherent(&rcfw->pdev->dev, sbuf.size, + &sbuf.dma_addr, GFP_KERNEL); + if (!sbuf.sb) return -ENOMEM; - } + sb = sbuf.sb; - sb = sbuf->sb; - req.resp_size = sizeof(*sb) / BNXT_QPLIB_CMDQE_UNITS; - rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req, (void *)&resp, - (void *)sbuf, 0); + req.resp_size = sbuf.size / BNXT_QPLIB_CMDQE_UNITS; + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, &sbuf, sizeof(req), + sizeof(resp), 0); + rc = bnxt_qplib_rcfw_send_message(rcfw, &msg); if (rc) goto bail; /* Extract the context from the side buffer */ @@ -860,6 +781,365 @@ int bnxt_qplib_get_roce_stats(struct bnxt_qplib_rcfw *rcfw, } bail: - bnxt_qplib_rcfw_free_sbuf(rcfw, sbuf); + dma_free_coherent(&rcfw->pdev->dev, sbuf.size, + sbuf.sb, sbuf.dma_addr); + return rc; +} + +int bnxt_qplib_qext_stat(struct bnxt_qplib_rcfw *rcfw, u32 fid, + struct bnxt_qplib_ext_stat *estat) +{ + struct creq_query_roce_stats_ext_resp resp = {}; + struct creq_query_roce_stats_ext_resp_sb *sb; + struct cmdq_query_roce_stats_ext req = {}; + struct bnxt_qplib_cmdqmsg msg = {}; + struct bnxt_qplib_rcfw_sbuf sbuf; + int rc; + + sbuf.size = ALIGN(sizeof(*sb), BNXT_QPLIB_CMDQE_UNITS); + sbuf.sb = dma_alloc_coherent(&rcfw->pdev->dev, sbuf.size, + &sbuf.dma_addr, GFP_KERNEL); + if (!sbuf.sb) + return -ENOMEM; + + sb = sbuf.sb; + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_QUERY_ROCE_STATS_EXT_OPCODE_QUERY_ROCE_STATS, + sizeof(req)); + + req.resp_size = sbuf.size / BNXT_QPLIB_CMDQE_UNITS; + req.resp_addr = cpu_to_le64(sbuf.dma_addr); + if (bnxt_qplib_is_chip_gen_p7(rcfw->res->cctx) && rcfw->res->is_vf) + req.function_id = + cpu_to_le32(CMDQ_QUERY_ROCE_STATS_EXT_VF_VALID | + (fid << CMDQ_QUERY_ROCE_STATS_EXT_VF_NUM_SFT)); + else + req.function_id = cpu_to_le32(fid); + req.flags = cpu_to_le16(CMDQ_QUERY_ROCE_STATS_EXT_FLAGS_FUNCTION_ID); + + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, &sbuf, sizeof(req), + sizeof(resp), 0); + rc = bnxt_qplib_rcfw_send_message(rcfw, &msg); + if (rc) + goto bail; + + estat->tx_atomic_req = le64_to_cpu(sb->tx_atomic_req_pkts); + estat->tx_read_req = le64_to_cpu(sb->tx_read_req_pkts); + estat->tx_read_res = le64_to_cpu(sb->tx_read_res_pkts); + estat->tx_write_req = le64_to_cpu(sb->tx_write_req_pkts); + estat->tx_send_req = le64_to_cpu(sb->tx_send_req_pkts); + estat->tx_roce_pkts = le64_to_cpu(sb->tx_roce_pkts); + estat->tx_roce_bytes = le64_to_cpu(sb->tx_roce_bytes); + estat->rx_atomic_req = le64_to_cpu(sb->rx_atomic_req_pkts); + estat->rx_read_req = le64_to_cpu(sb->rx_read_req_pkts); + estat->rx_read_res = le64_to_cpu(sb->rx_read_res_pkts); + estat->rx_write_req = le64_to_cpu(sb->rx_write_req_pkts); + estat->rx_send_req = le64_to_cpu(sb->rx_send_req_pkts); + estat->rx_roce_pkts = le64_to_cpu(sb->rx_roce_pkts); + estat->rx_roce_bytes = le64_to_cpu(sb->rx_roce_bytes); + estat->rx_roce_good_pkts = le64_to_cpu(sb->rx_roce_good_pkts); + estat->rx_roce_good_bytes = le64_to_cpu(sb->rx_roce_good_bytes); + estat->rx_out_of_buffer = le64_to_cpu(sb->rx_out_of_buffer_pkts); + estat->rx_out_of_sequence = le64_to_cpu(sb->rx_out_of_sequence_pkts); + estat->tx_cnp = le64_to_cpu(sb->tx_cnp_pkts); + estat->rx_cnp = le64_to_cpu(sb->rx_cnp_pkts); + estat->rx_ecn_marked = le64_to_cpu(sb->rx_ecn_marked_pkts); + +bail: + dma_free_coherent(&rcfw->pdev->dev, sbuf.size, + sbuf.sb, sbuf.dma_addr); + return rc; +} + +static void bnxt_qplib_fill_cc_gen1(struct cmdq_modify_roce_cc_gen1_tlv *ext_req, + struct bnxt_qplib_cc_param_ext *cc_ext) +{ + ext_req->modify_mask = cpu_to_le64(cc_ext->ext_mask); + cc_ext->ext_mask = 0; + ext_req->inactivity_th_hi = cpu_to_le16(cc_ext->inact_th_hi); + ext_req->min_time_between_cnps = cpu_to_le16(cc_ext->min_delta_cnp); + ext_req->init_cp = cpu_to_le16(cc_ext->init_cp); + ext_req->tr_update_mode = cc_ext->tr_update_mode; + ext_req->tr_update_cycles = cc_ext->tr_update_cyls; + ext_req->fr_num_rtts = cc_ext->fr_rtt; + ext_req->ai_rate_increase = cc_ext->ai_rate_incr; + ext_req->reduction_relax_rtts_th = cpu_to_le16(cc_ext->rr_rtt_th); + ext_req->additional_relax_cr_th = cpu_to_le16(cc_ext->ar_cr_th); + ext_req->cr_min_th = cpu_to_le16(cc_ext->cr_min_th); + ext_req->bw_avg_weight = cc_ext->bw_avg_weight; + ext_req->actual_cr_factor = cc_ext->cr_factor; + ext_req->max_cp_cr_th = cpu_to_le16(cc_ext->cr_th_max_cp); + ext_req->cp_bias_en = cc_ext->cp_bias_en; + ext_req->cp_bias = cc_ext->cp_bias; + ext_req->cnp_ecn = cc_ext->cnp_ecn; + ext_req->rtt_jitter_en = cc_ext->rtt_jitter_en; + ext_req->link_bytes_per_usec = cpu_to_le16(cc_ext->bytes_per_usec); + ext_req->reset_cc_cr_th = cpu_to_le16(cc_ext->cc_cr_reset_th); + ext_req->cr_width = cc_ext->cr_width; + ext_req->quota_period_min = cc_ext->min_quota; + ext_req->quota_period_max = cc_ext->max_quota; + ext_req->quota_period_abs_max = cc_ext->abs_max_quota; + ext_req->tr_lower_bound = cpu_to_le16(cc_ext->tr_lb); + ext_req->cr_prob_factor = cc_ext->cr_prob_fac; + ext_req->tr_prob_factor = cc_ext->tr_prob_fac; + ext_req->fairness_cr_th = cpu_to_le16(cc_ext->fair_cr_th); + ext_req->red_div = cc_ext->red_div; + ext_req->cnp_ratio_th = cc_ext->cnp_ratio_th; + ext_req->exp_ai_rtts = cpu_to_le16(cc_ext->ai_ext_rtt); + ext_req->exp_ai_cr_cp_ratio = cc_ext->exp_crcp_ratio; + ext_req->use_rate_table = cc_ext->low_rate_en; + ext_req->cp_exp_update_th = cpu_to_le16(cc_ext->cpcr_update_th); + ext_req->high_exp_ai_rtts_th1 = cpu_to_le16(cc_ext->ai_rtt_th1); + ext_req->high_exp_ai_rtts_th2 = cpu_to_le16(cc_ext->ai_rtt_th2); + ext_req->actual_cr_cong_free_rtts_th = cpu_to_le16(cc_ext->cf_rtt_th); + ext_req->severe_cong_cr_th1 = cpu_to_le16(cc_ext->sc_cr_th1); + ext_req->severe_cong_cr_th2 = cpu_to_le16(cc_ext->sc_cr_th2); + ext_req->link64B_per_rtt = cpu_to_le32(cc_ext->l64B_per_rtt); + ext_req->cc_ack_bytes = cc_ext->cc_ack_bytes; +} + +int bnxt_qplib_modify_cc(struct bnxt_qplib_res *res, + struct bnxt_qplib_cc_param *cc_param) +{ + struct bnxt_qplib_tlv_modify_cc_req tlv_req = {}; + struct creq_modify_roce_cc_resp resp = {}; + struct bnxt_qplib_cmdqmsg msg = {}; + struct cmdq_modify_roce_cc *req; + int req_size; + void *cmd; + int rc; + + /* Prepare the older base command */ + req = &tlv_req.base_req; + cmd = req; + req_size = sizeof(*req); + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)req, CMDQ_BASE_OPCODE_MODIFY_ROCE_CC, + sizeof(*req)); + req->modify_mask = cpu_to_le32(cc_param->mask); + req->enable_cc = cc_param->enable; + req->g = cc_param->g; + req->num_phases_per_state = cc_param->nph_per_state; + req->time_per_phase = cc_param->time_pph; + req->pkts_per_phase = cc_param->pkts_pph; + req->init_cr = cpu_to_le16(cc_param->init_cr); + req->init_tr = cpu_to_le16(cc_param->init_tr); + req->tos_dscp_tos_ecn = (cc_param->tos_dscp << CMDQ_MODIFY_ROCE_CC_TOS_DSCP_SFT) | + (cc_param->tos_ecn & CMDQ_MODIFY_ROCE_CC_TOS_ECN_MASK); + req->alt_vlan_pcp = cc_param->alt_vlan_pcp; + req->alt_tos_dscp = cpu_to_le16(cc_param->alt_tos_dscp); + req->rtt = cpu_to_le16(cc_param->rtt); + req->tcp_cp = cpu_to_le16(cc_param->tcp_cp); + req->cc_mode = cc_param->cc_mode; + req->inactivity_th = cpu_to_le16(cc_param->inact_th); + + /* For chip gen P5 onwards fill extended cmd and header */ + if (bnxt_qplib_is_chip_gen_p5_p7(res->cctx)) { + struct roce_tlv *hdr; + u32 payload; + u32 chunks; + + cmd = &tlv_req; + req_size = sizeof(tlv_req); + /* Prepare primary tlv header */ + hdr = &tlv_req.tlv_hdr; + chunks = CHUNKS(sizeof(struct bnxt_qplib_tlv_modify_cc_req)); + payload = sizeof(struct cmdq_modify_roce_cc); + __roce_1st_tlv_prep(hdr, chunks, payload, true); + /* Prepare secondary tlv header */ + hdr = (struct roce_tlv *)&tlv_req.ext_req; + payload = sizeof(struct cmdq_modify_roce_cc_gen1_tlv) - + sizeof(struct roce_tlv); + __roce_ext_tlv_prep(hdr, TLV_TYPE_MODIFY_ROCE_CC_GEN1, payload, false, true); + bnxt_qplib_fill_cc_gen1(&tlv_req.ext_req, &cc_param->cc_ext); + } + + bnxt_qplib_fill_cmdqmsg(&msg, cmd, &resp, NULL, req_size, + sizeof(resp), 0); + rc = bnxt_qplib_rcfw_send_message(res->rcfw, &msg); return rc; } + +int bnxt_qplib_read_context(struct bnxt_qplib_rcfw *rcfw, u8 res_type, + u32 xid, u32 resp_size, void *resp_va) +{ + struct creq_read_context resp = {}; + struct bnxt_qplib_cmdqmsg msg = {}; + struct cmdq_read_context req = {}; + struct bnxt_qplib_rcfw_sbuf sbuf; + int rc; + + sbuf.size = resp_size; + sbuf.sb = dma_alloc_coherent(&rcfw->pdev->dev, sbuf.size, + &sbuf.dma_addr, GFP_KERNEL); + if (!sbuf.sb) + return -ENOMEM; + + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_BASE_OPCODE_READ_CONTEXT, sizeof(req)); + req.resp_addr = cpu_to_le64(sbuf.dma_addr); + req.resp_size = resp_size / BNXT_QPLIB_CMDQE_UNITS; + + req.xid = cpu_to_le32(xid); + req.type = res_type; + + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, &sbuf, sizeof(req), + sizeof(resp), 0); + rc = bnxt_qplib_rcfw_send_message(rcfw, &msg); + if (rc) + goto free_mem; + + memcpy(resp_va, sbuf.sb, resp_size); +free_mem: + dma_free_coherent(&rcfw->pdev->dev, sbuf.size, sbuf.sb, sbuf.dma_addr); + return rc; +} + +static void bnxt_qplib_read_cc_gen1(struct bnxt_qplib_cc_param_ext *cc_ext, + struct creq_query_roce_cc_gen1_resp_sb_tlv *sb) +{ + cc_ext->inact_th_hi = le16_to_cpu(sb->inactivity_th_hi); + cc_ext->min_delta_cnp = le16_to_cpu(sb->min_time_between_cnps); + cc_ext->init_cp = le16_to_cpu(sb->init_cp); + cc_ext->tr_update_mode = sb->tr_update_mode; + cc_ext->tr_update_cyls = sb->tr_update_cycles; + cc_ext->fr_rtt = sb->fr_num_rtts; + cc_ext->ai_rate_incr = sb->ai_rate_increase; + cc_ext->rr_rtt_th = le16_to_cpu(sb->reduction_relax_rtts_th); + cc_ext->ar_cr_th = le16_to_cpu(sb->additional_relax_cr_th); + cc_ext->cr_min_th = le16_to_cpu(sb->cr_min_th); + cc_ext->bw_avg_weight = sb->bw_avg_weight; + cc_ext->cr_factor = sb->actual_cr_factor; + cc_ext->cr_th_max_cp = le16_to_cpu(sb->max_cp_cr_th); + cc_ext->cp_bias_en = sb->cp_bias_en; + cc_ext->cp_bias = sb->cp_bias; + cc_ext->cnp_ecn = sb->cnp_ecn; + cc_ext->rtt_jitter_en = sb->rtt_jitter_en; + cc_ext->bytes_per_usec = le16_to_cpu(sb->link_bytes_per_usec); + cc_ext->cc_cr_reset_th = le16_to_cpu(sb->reset_cc_cr_th); + cc_ext->cr_width = sb->cr_width; + cc_ext->min_quota = sb->quota_period_min; + cc_ext->max_quota = sb->quota_period_max; + cc_ext->abs_max_quota = sb->quota_period_abs_max; + cc_ext->tr_lb = le16_to_cpu(sb->tr_lower_bound); + cc_ext->cr_prob_fac = sb->cr_prob_factor; + cc_ext->tr_prob_fac = sb->tr_prob_factor; + cc_ext->fair_cr_th = le16_to_cpu(sb->fairness_cr_th); + cc_ext->red_div = sb->red_div; + cc_ext->cnp_ratio_th = sb->cnp_ratio_th; + cc_ext->ai_ext_rtt = le16_to_cpu(sb->exp_ai_rtts); + cc_ext->exp_crcp_ratio = sb->exp_ai_cr_cp_ratio; + cc_ext->low_rate_en = sb->use_rate_table; + cc_ext->cpcr_update_th = le16_to_cpu(sb->cp_exp_update_th); + cc_ext->ai_rtt_th1 = le16_to_cpu(sb->high_exp_ai_rtts_th1); + cc_ext->ai_rtt_th2 = le16_to_cpu(sb->high_exp_ai_rtts_th2); + cc_ext->cf_rtt_th = le16_to_cpu(sb->actual_cr_cong_free_rtts_th); + cc_ext->sc_cr_th1 = le16_to_cpu(sb->severe_cong_cr_th1); + cc_ext->sc_cr_th2 = le16_to_cpu(sb->severe_cong_cr_th2); + cc_ext->l64B_per_rtt = le32_to_cpu(sb->link64B_per_rtt); + cc_ext->cc_ack_bytes = sb->cc_ack_bytes; + cc_ext->reduce_cf_rtt_th = le16_to_cpu(sb->reduce_init_cong_free_rtts_th); +} + +int bnxt_qplib_query_cc_param(struct bnxt_qplib_res *res, + struct bnxt_qplib_cc_param *cc_param) +{ + struct bnxt_qplib_tlv_query_rcc_sb *ext_sb; + struct bnxt_qplib_rcfw *rcfw = res->rcfw; + struct creq_query_roce_cc_resp resp = {}; + struct creq_query_roce_cc_resp_sb *sb; + struct bnxt_qplib_cmdqmsg msg = {}; + struct cmdq_query_roce_cc req = {}; + struct bnxt_qplib_rcfw_sbuf sbuf; + size_t resp_size; + int rc; + + /* Query the parameters from chip */ + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, CMDQ_BASE_OPCODE_QUERY_ROCE_CC, + sizeof(req)); + if (bnxt_qplib_is_chip_gen_p5_p7(res->cctx)) + resp_size = sizeof(*ext_sb); + else + resp_size = sizeof(*sb); + + sbuf.size = ALIGN(resp_size, BNXT_QPLIB_CMDQE_UNITS); + sbuf.sb = dma_alloc_coherent(&rcfw->pdev->dev, sbuf.size, + &sbuf.dma_addr, GFP_KERNEL); + if (!sbuf.sb) + return -ENOMEM; + + req.resp_size = sbuf.size / BNXT_QPLIB_CMDQE_UNITS; + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, &sbuf, sizeof(req), + sizeof(resp), 0); + rc = bnxt_qplib_rcfw_send_message(res->rcfw, &msg); + if (rc) + goto out; + + ext_sb = sbuf.sb; + sb = bnxt_qplib_is_chip_gen_p5_p7(res->cctx) ? &ext_sb->base_sb : + (struct creq_query_roce_cc_resp_sb *)ext_sb; + + cc_param->enable = sb->enable_cc & CREQ_QUERY_ROCE_CC_RESP_SB_ENABLE_CC; + cc_param->tos_ecn = (sb->tos_dscp_tos_ecn & + CREQ_QUERY_ROCE_CC_RESP_SB_TOS_ECN_MASK) >> + CREQ_QUERY_ROCE_CC_RESP_SB_TOS_ECN_SFT; + cc_param->tos_dscp = (sb->tos_dscp_tos_ecn & + CREQ_QUERY_ROCE_CC_RESP_SB_TOS_DSCP_MASK) >> + CREQ_QUERY_ROCE_CC_RESP_SB_TOS_DSCP_SFT; + cc_param->alt_tos_dscp = sb->alt_tos_dscp; + cc_param->alt_vlan_pcp = sb->alt_vlan_pcp; + + cc_param->g = sb->g; + cc_param->nph_per_state = sb->num_phases_per_state; + cc_param->init_cr = le16_to_cpu(sb->init_cr); + cc_param->init_tr = le16_to_cpu(sb->init_tr); + cc_param->cc_mode = sb->cc_mode; + cc_param->inact_th = le16_to_cpu(sb->inactivity_th); + cc_param->rtt = le16_to_cpu(sb->rtt); + cc_param->tcp_cp = le16_to_cpu(sb->tcp_cp); + cc_param->time_pph = sb->time_per_phase; + cc_param->pkts_pph = sb->pkts_per_phase; + if (bnxt_qplib_is_chip_gen_p5_p7(res->cctx)) { + bnxt_qplib_read_cc_gen1(&cc_param->cc_ext, &ext_sb->gen1_sb); + cc_param->inact_th |= (cc_param->cc_ext.inact_th_hi & 0x3F) << 16; + } +out: + dma_free_coherent(&rcfw->pdev->dev, sbuf.size, sbuf.sb, sbuf.dma_addr); + return rc; +} + +int bnxt_qplib_create_flow(struct bnxt_qplib_res *res) +{ + struct creq_roce_mirror_cfg_resp resp = {}; + struct bnxt_qplib_rcfw *rcfw = res->rcfw; + struct cmdq_roce_mirror_cfg req = {}; + struct bnxt_qplib_cmdqmsg msg = {}; + + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_BASE_OPCODE_ROCE_MIRROR_CFG, + sizeof(req)); + + req.mirror_flags = (u8)CMDQ_ROCE_MIRROR_CFG_MIRROR_ENABLE; + + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL, sizeof(req), + sizeof(resp), 0); + return bnxt_qplib_rcfw_send_message(rcfw, &msg); +} + +int bnxt_qplib_destroy_flow(struct bnxt_qplib_res *res) +{ + struct creq_roce_mirror_cfg_resp resp = {}; + struct bnxt_qplib_rcfw *rcfw = res->rcfw; + struct cmdq_roce_mirror_cfg req = {}; + struct bnxt_qplib_cmdqmsg msg = {}; + + bnxt_qplib_rcfw_cmd_prep((struct cmdq_base *)&req, + CMDQ_BASE_OPCODE_ROCE_MIRROR_CFG, + sizeof(req)); + + req.mirror_flags &= ~((u8)CMDQ_ROCE_MIRROR_CFG_MIRROR_ENABLE); + + bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL, sizeof(req), + sizeof(resp), 0); + + return bnxt_qplib_rcfw_send_message(rcfw, &msg); +} |