diff options
Diffstat (limited to 'drivers/infiniband/hw/efa/efa_com_cmd.c')
| -rw-r--r-- | drivers/infiniband/hw/efa/efa_com_cmd.c | 35 |
1 files changed, 27 insertions, 8 deletions
diff --git a/drivers/infiniband/hw/efa/efa_com_cmd.c b/drivers/infiniband/hw/efa/efa_com_cmd.c index f752ef64159c..fb405da4e1db 100644 --- a/drivers/infiniband/hw/efa/efa_com_cmd.c +++ b/drivers/infiniband/hw/efa/efa_com_cmd.c @@ -1,17 +1,11 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause /* - * Copyright 2018-2020 Amazon.com, Inc. or its affiliates. All rights reserved. + * Copyright 2018-2021 Amazon.com, Inc. or its affiliates. All rights reserved. */ #include "efa_com.h" #include "efa_com_cmd.h" -void efa_com_set_dma_addr(dma_addr_t addr, u32 *addr_high, u32 *addr_low) -{ - *addr_low = lower_32_bits(addr); - *addr_high = upper_32_bits(addr); -} - int efa_com_create_qp(struct efa_com_dev *edev, struct efa_com_create_qp_params *params, struct efa_com_create_qp_result *res) @@ -157,7 +151,7 @@ int efa_com_create_cq(struct efa_com_dev *edev, struct efa_com_create_cq_params *params, struct efa_com_create_cq_result *result) { - struct efa_admin_create_cq_resp cmd_completion; + struct efa_admin_create_cq_resp cmd_completion = {}; struct efa_admin_create_cq_cmd create_cmd = {}; struct efa_com_admin_queue *aq = &edev->aq; int err; @@ -169,6 +163,11 @@ int efa_com_create_cq(struct efa_com_dev *edev, create_cmd.cq_depth = params->cq_depth; create_cmd.num_sub_cqs = params->num_sub_cqs; create_cmd.uar = params->uarn; + if (params->interrupt_mode_enabled) { + EFA_SET(&create_cmd.cq_caps_1, + EFA_ADMIN_CREATE_CQ_CMD_INTERRUPT_MODE_ENABLED, 1); + create_cmd.eqn = params->eqn; + } efa_com_set_dma_addr(params->dma_addr, &create_cmd.cq_ba.mem_addr_high, @@ -187,6 +186,9 @@ int efa_com_create_cq(struct efa_com_dev *edev, result->cq_idx = cmd_completion.cq_idx; result->actual_depth = params->cq_depth; + result->db_off = cmd_completion.db_offset; + result->db_valid = EFA_GET(&cmd_completion.flags, + EFA_ADMIN_CREATE_CQ_RESP_DB_VALID); return 0; } @@ -497,6 +499,23 @@ int efa_com_get_device_attr(struct efa_com_dev *edev, sizeof(resp.u.network_attr.addr)); result->mtu = resp.u.network_attr.mtu; + if (efa_com_check_supported_feature_id(edev, + EFA_ADMIN_EVENT_QUEUE_ATTR)) { + err = efa_com_get_feature(edev, &resp, + EFA_ADMIN_EVENT_QUEUE_ATTR); + if (err) { + ibdev_err_ratelimited( + edev->efa_dev, + "Failed to get event queue attributes %d\n", + err); + return err; + } + + result->max_eq = resp.u.event_queue_attr.max_eq; + result->max_eq_depth = resp.u.event_queue_attr.max_eq_depth; + result->event_bitmask = resp.u.event_queue_attr.event_bitmask; + } + return 0; } |