@@ -7,8 +7,8 @@ ccflags-y := -I $(srctree)/drivers/net/ethernet/hisilicon/hns3
obj-$(CONFIG_INFINIBAND_HNS) += hns-roce.o
hns-roce-objs := hns_roce_main.o hns_roce_cmd.o hns_roce_pd.o \
hns_roce_ah.o hns_roce_hem.o hns_roce_mr.o hns_roce_qp.o \
- hns_roce_cq.o hns_roce_alloc.o hns_roce_db.o hns_roce_srq.o
+ hns_roce_cq.o hns_roce_alloc.o hns_roce_db.o hns_roce_srq.o hns_roce_restrack.o
obj-$(CONFIG_INFINIBAND_HNS_HIP06) += hns-roce-hw-v1.o
hns-roce-hw-v1-objs := hns_roce_hw_v1.o
obj-$(CONFIG_INFINIBAND_HNS_HIP08) += hns-roce-hw-v2.o
-hns-roce-hw-v2-objs := hns_roce_hw_v2.o
+hns-roce-hw-v2-objs := hns_roce_hw_v2.o hns_roce_hw_v2_dfx.o
@@ -53,6 +53,7 @@ enum {
HNS_ROCE_CMD_QUERY_QPC = 0x42,
HNS_ROCE_CMD_MODIFY_CQC = 0x52,
+ HNS_ROCE_CMD_QUERY_CQC = 0x53,
/* CQC BT commands */
HNS_ROCE_CMD_WRITE_CQC_BT0 = 0x10,
HNS_ROCE_CMD_WRITE_CQC_BT1 = 0x11,
@@ -869,6 +869,11 @@ struct hns_roce_work {
int sub_type;
};
+struct hns_roce_dfx_hw {
+ int (*query_cqc_info)(struct hns_roce_dev *hr_dev, u32 cqn,
+ int *buffer);
+};
+
struct hns_roce_hw {
int (*reset)(struct hns_roce_dev *hr_dev, bool enable);
int (*cmq_init)(struct hns_roce_dev *hr_dev);
@@ -985,6 +990,7 @@ struct hns_roce_dev {
const struct hns_roce_hw *hw;
void *priv;
struct workqueue_struct *irq_workq;
+ const struct hns_roce_dfx_hw *dfx;
};
static inline struct hns_roce_dev *to_hr_dev(struct ib_device *ib_dev)
@@ -1202,4 +1208,6 @@ int hns_roce_alloc_db(struct hns_roce_dev *hr_dev, struct hns_roce_db *db,
int hns_roce_init(struct hns_roce_dev *hr_dev);
void hns_roce_exit(struct hns_roce_dev *hr_dev);
+int hns_roce_fill_res_entry(struct sk_buff *msg,
+ struct rdma_restrack_entry *res);
#endif /* _HNS_ROCE_DEVICE_H */
@@ -6065,6 +6065,10 @@ static int hns_roce_v2_post_srq_recv(struct ib_srq *ibsrq,
return ret;
}
+static const struct hns_roce_dfx_hw hns_roce_dfx_hw_v2 = {
+ .query_cqc_info = hns_roce_v2_query_cqc_info,
+};
+
static const struct ib_device_ops hns_roce_v2_dev_ops = {
.destroy_qp = hns_roce_v2_destroy_qp,
.modify_cq = hns_roce_v2_modify_cq,
@@ -6137,6 +6141,7 @@ static int hns_roce_hw_v2_get_cfg(struct hns_roce_dev *hr_dev,
int i;
hr_dev->hw = &hns_roce_hw_v2;
+ hr_dev->dfx = &hns_roce_dfx_hw_v2;
hr_dev->sdb_offset = ROCEE_DB_SQ_L_0_REG;
hr_dev->odb_offset = hr_dev->sdb_offset;
@@ -1799,6 +1799,9 @@ struct hns_roce_sccc_clr_done {
__le32 rsv[5];
};
+int hns_roce_v2_query_cqc_info(struct hns_roce_dev *hr_dev, u32 cqn,
+ int *buffer);
+
static inline void hns_roce_write64(struct hns_roce_dev *hr_dev, __le32 val[2],
void __iomem *dest)
{
new file mode 100644
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+// Copyright (c) 2019 Hisilicon Limited.
+
+#include "hnae3.h"
+#include "hns_roce_device.h"
+#include "hns_roce_cmd.h"
+#include "hns_roce_hw_v2.h"
+
+int hns_roce_v2_query_cqc_info(struct hns_roce_dev *hr_dev, u32 cqn,
+ int *buffer)
+{
+ struct hns_roce_v2_cq_context *cq_context;
+ struct hns_roce_cmd_mailbox *mailbox;
+ int ret;
+
+ mailbox = hns_roce_alloc_cmd_mailbox(hr_dev);
+ if (IS_ERR(mailbox))
+ return PTR_ERR(mailbox);
+
+ cq_context = mailbox->buf;
+ ret = hns_roce_cmd_mbox(hr_dev, 0, mailbox->dma,
+ cqn, 0,
+ HNS_ROCE_CMD_QUERY_CQC,
+ HNS_ROCE_CMD_TIMEOUT_MSECS);
+ if (ret) {
+ dev_err(hr_dev->dev, "QUERY cqc cmd process error\n");
+ goto err_mailbox;
+ }
+
+ memcpy(buffer, cq_context, sizeof(*cq_context));
+
+err_mailbox:
+ hns_roce_free_cmd_mailbox(hr_dev, mailbox);
+
+ return ret;
+}
new file mode 100644
@@ -0,0 +1,124 @@
+// SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+// Copyright (c) 2019 Hisilicon Limited.
+
+#include <rdma/rdma_cm.h>
+#include <rdma/restrack.h>
+#include <uapi/rdma/rdma_netlink.h>
+#include "hnae3.h"
+#include "hns_roce_common.h"
+#include "hns_roce_device.h"
+#include "hns_roce_hw_v2.h"
+
+static int hns_roce_fill_cq(struct sk_buff *msg,
+ struct hns_roce_v2_cq_context *context)
+{
+ if (rdma_nl_put_driver_u32(msg, "state",
+ roce_get_field(context->byte_4_pg_ceqn,
+ V2_CQC_BYTE_4_ARM_ST_M,
+ V2_CQC_BYTE_4_ARM_ST_S)))
+ goto err;
+
+ if (rdma_nl_put_driver_u32(msg, "ceqn",
+ roce_get_field(context->byte_4_pg_ceqn,
+ V2_CQC_BYTE_4_CEQN_M,
+ V2_CQC_BYTE_4_CEQN_S)))
+ goto err;
+
+ if (rdma_nl_put_driver_u32(msg, "cqn",
+ roce_get_field(context->byte_8_cqn,
+ V2_CQC_BYTE_8_CQN_M,
+ V2_CQC_BYTE_8_CQN_S)))
+ goto err;
+
+ if (rdma_nl_put_driver_u32(msg, "hopnum",
+ roce_get_field(context->byte_16_hop_addr,
+ V2_CQC_BYTE_16_CQE_HOP_NUM_M,
+ V2_CQC_BYTE_16_CQE_HOP_NUM_S)))
+ goto err;
+
+ if (rdma_nl_put_driver_u32(msg, "pi",
+ roce_get_field(context->byte_28_cq_pi,
+ V2_CQC_BYTE_28_CQ_PRODUCER_IDX_M,
+ V2_CQC_BYTE_28_CQ_PRODUCER_IDX_S)))
+ goto err;
+
+ if (rdma_nl_put_driver_u32(msg, "ci",
+ roce_get_field(context->byte_32_cq_ci,
+ V2_CQC_BYTE_32_CQ_CONSUMER_IDX_M,
+ V2_CQC_BYTE_32_CQ_CONSUMER_IDX_S)))
+ goto err;
+
+ if (rdma_nl_put_driver_u32(msg, "coalesce",
+ roce_get_field(
+ context->byte_56_cqe_period_maxcnt,
+ V2_CQC_BYTE_56_CQ_MAX_CNT_M,
+ V2_CQC_BYTE_56_CQ_MAX_CNT_S)))
+ goto err;
+
+ if (rdma_nl_put_driver_u32(msg, "period",
+ roce_get_field(
+ context->byte_56_cqe_period_maxcnt,
+ V2_CQC_BYTE_56_CQ_PERIOD_M,
+ V2_CQC_BYTE_56_CQ_PERIOD_S)))
+ goto err;
+
+ if (rdma_nl_put_driver_u32(msg, "cnt",
+ roce_get_field(context->byte_52_cqe_cnt,
+ V2_CQC_BYTE_52_CQE_CNT_M,
+ V2_CQC_BYTE_52_CQE_CNT_S)))
+ goto err;
+
+ return 0;
+
+err:
+ return -EMSGSIZE;
+}
+
+static int hns_roce_fill_res_cq_entry(struct sk_buff *msg,
+ struct rdma_restrack_entry *res)
+{
+ struct ib_cq *ib_cq = container_of(res, struct ib_cq, res);
+ struct hns_roce_dev *hr_dev = to_hr_dev(ib_cq->device);
+ struct hns_roce_cq *hr_cq = to_hr_cq(ib_cq);
+ struct hns_roce_v2_cq_context *context;
+ struct nlattr *table_attr;
+ int ret;
+
+ if (!hr_dev->dfx->query_cqc_info)
+ return -EINVAL;
+
+ context = kzalloc(sizeof(struct hns_roce_v2_cq_context), GFP_KERNEL);
+ if (!context)
+ return -ENOMEM;
+
+ ret = hr_dev->dfx->query_cqc_info(hr_dev, hr_cq->cqn, (int *)context);
+ if (ret)
+ goto err;
+
+ table_attr = nla_nest_start(msg, RDMA_NLDEV_ATTR_DRIVER);
+ if (!table_attr)
+ goto err;
+
+ if (hns_roce_fill_cq(msg, context))
+ goto err_cancel_table;
+
+ nla_nest_end(msg, table_attr);
+ kfree(context);
+
+ return 0;
+
+err_cancel_table:
+ nla_nest_cancel(msg, table_attr);
+err:
+ kfree(context);
+ return -EMSGSIZE;
+}
+
+int hns_roce_fill_res_entry(struct sk_buff *msg,
+ struct rdma_restrack_entry *res)
+{
+ if (res->type == RDMA_RESTRACK_CQ)
+ return hns_roce_fill_res_cq_entry(msg, res);
+
+ return 0;
+}