From: Kashyap Desai <kashyap.desai@xxxxxxxxxxxx>
Support interfaces to get the raw data for each of
the resources. Use this interface to get some of the
HW structures from active resources.
Signed-off-by: Kashyap Desai <kashyap.desai@xxxxxxxxxxxx>
Signed-off-by: Selvin Xavier <selvin.xavier@xxxxxxxxxxxx>
---
drivers/infiniband/hw/bnxt_re/main.c | 118 +++++++++++++++++++++++++++++++++++
1 file changed, 118 insertions(+)
diff --git a/drivers/infiniband/hw/bnxt_re/main.c b/drivers/infiniband/hw/bnxt_re/main.c
index 24124c2..c227fdd0 100644
--- a/drivers/infiniband/hw/bnxt_re/main.c
+++ b/drivers/infiniband/hw/bnxt_re/main.c
@@ -903,6 +903,35 @@ static int bnxt_re_fill_res_mr_entry(struct sk_buff *msg, struct ib_mr *ib_mr)
return -EMSGSIZE;
}
+static int bnxt_re_fill_res_mr_entry_raw(struct sk_buff *msg, struct ib_mr *ib_mr)
+{
+ struct bnxt_re_dev *rdev;
+ struct bnxt_re_mr *mr;
+ int err, len;
+ void *data;
+
+ mr = container_of(ib_mr, struct bnxt_re_mr, ib_mr);
+ rdev = mr->rdev;
+
+ err = bnxt_re_read_context_allowed(rdev);
+ if (err)
+ return err;
+
+ len = bnxt_qplib_is_chip_gen_p7(rdev->chip_ctx) ? BNXT_RE_CONTEXT_TYPE_MRW_SIZE_P7 :
+ BNXT_RE_CONTEXT_TYPE_MRW_SIZE_P5;
+ data = kzalloc(len, GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ err = bnxt_qplib_read_context(&rdev->rcfw, CMDQ_READ_CONTEXT_TYPE_MRW,
+ mr->qplib_mr.lkey, len, data);
+ if (!err)
+ err = nla_put(msg, RDMA_NLDEV_ATTR_RES_RAW, len, data);
+
+ kfree(data);
+ return err;
+}
+
static int bnxt_re_fill_res_cq_entry(struct sk_buff *msg, struct ib_cq *ib_cq)
{
struct bnxt_qplib_hwq *cq_hwq;
@@ -933,6 +962,36 @@ static int bnxt_re_fill_res_cq_entry(struct sk_buff *msg, struct ib_cq *ib_cq)
return -EMSGSIZE;
}
+static int bnxt_re_fill_res_cq_entry_raw(struct sk_buff *msg, struct ib_cq *ib_cq)
+{
+ struct bnxt_re_dev *rdev;
+ struct bnxt_re_cq *cq;
+ int err, len;
+ void *data;
+
+ cq = container_of(ib_cq, struct bnxt_re_cq, ib_cq);
+ rdev = cq->rdev;
+
+ err = bnxt_re_read_context_allowed(rdev);
+ if (err)
+ return err;
+
+ len = bnxt_qplib_is_chip_gen_p7(rdev->chip_ctx) ? BNXT_RE_CONTEXT_TYPE_CQ_SIZE_P7 :
+ BNXT_RE_CONTEXT_TYPE_CQ_SIZE_P5;
+ data = kzalloc(len, GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ err = bnxt_qplib_read_context(&rdev->rcfw,
+ CMDQ_READ_CONTEXT_TYPE_CQ,
+ cq->qplib_cq.id, len, data);
+ if (!err)
+ err = nla_put(msg, RDMA_NLDEV_ATTR_RES_RAW, len, data);
+
+ kfree(data);
+ return err;
+}
+
static int bnxt_re_fill_res_qp_entry(struct sk_buff *msg, struct ib_qp *ib_qp)
{
struct bnxt_qplib_qp *qplib_qp;
@@ -977,6 +1036,31 @@ static int bnxt_re_fill_res_qp_entry(struct sk_buff *msg, struct ib_qp *ib_qp)
return -EMSGSIZE;
}
+static int bnxt_re_fill_res_qp_entry_raw(struct sk_buff *msg, struct ib_qp *ibqp)
+{
+ struct bnxt_re_dev *rdev = to_bnxt_re_dev(ibqp->device, ibdev);
+ int err, len;
+ void *data;
+
+ err = bnxt_re_read_context_allowed(rdev);
+ if (err)
+ return err;
+
+ len = bnxt_qplib_is_chip_gen_p7(rdev->chip_ctx) ? BNXT_RE_CONTEXT_TYPE_QPC_SIZE_P7 :
+ BNXT_RE_CONTEXT_TYPE_QPC_SIZE_P5;
+ data = kzalloc(len, GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ err = bnxt_qplib_read_context(&rdev->rcfw, CMDQ_READ_CONTEXT_TYPE_QPC,
+ ibqp->qp_num, len, data);
+ if (!err)
+ err = nla_put(msg, RDMA_NLDEV_ATTR_RES_RAW, len, data);
+
+ kfree(data);
+ return err;
+}
+
static int bnxt_re_fill_res_srq_entry(struct sk_buff *msg, struct ib_srq *ib_srq)
{
struct nlattr *table_attr;
@@ -1003,6 +1087,36 @@ static int bnxt_re_fill_res_srq_entry(struct sk_buff *msg, struct ib_srq *ib_srq
return -EMSGSIZE;
}
+static int bnxt_re_fill_res_srq_entry_raw(struct sk_buff *msg, struct ib_srq *ib_srq)
+{
+ struct bnxt_re_dev *rdev;
+ struct bnxt_re_srq *srq;
+ int err, len;
+ void *data;
+
+ srq = container_of(ib_srq, struct bnxt_re_srq, ib_srq);
+ rdev = srq->rdev;
+
+ err = bnxt_re_read_context_allowed(rdev);
+ if (err)
+ return err;
+
+ len = bnxt_qplib_is_chip_gen_p7(rdev->chip_ctx) ? BNXT_RE_CONTEXT_TYPE_SRQ_SIZE_P7 :
+ BNXT_RE_CONTEXT_TYPE_SRQ_SIZE_P5;
+
+ data = kzalloc(len, GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ err = bnxt_qplib_read_context(&rdev->rcfw, CMDQ_READ_CONTEXT_TYPE_SRQ,
+ srq->qplib_srq.id, len, data);
+ if (!err)
+ err = nla_put(msg, RDMA_NLDEV_ATTR_RES_RAW, len, data);
+
+ kfree(data);
+ return err;
+}
+
static const struct ib_device_ops bnxt_re_dev_ops = {
.owner = THIS_MODULE,
.driver_id = RDMA_DRIVER_BNXT_RE,
@@ -1063,9 +1177,13 @@ static const struct ib_device_ops bnxt_re_dev_ops = {
static const struct ib_device_ops restrack_ops = {
.fill_res_cq_entry = bnxt_re_fill_res_cq_entry,
+ .fill_res_cq_entry_raw = bnxt_re_fill_res_cq_entry_raw,
.fill_res_qp_entry = bnxt_re_fill_res_qp_entry,
+ .fill_res_qp_entry_raw = bnxt_re_fill_res_qp_entry_raw,
.fill_res_mr_entry = bnxt_re_fill_res_mr_entry,
+ .fill_res_mr_entry_raw = bnxt_re_fill_res_mr_entry_raw,
.fill_res_srq_entry = bnxt_re_fill_res_srq_entry,
+ .fill_res_srq_entry_raw = bnxt_re_fill_res_srq_entry_raw,
};
static int bnxt_re_register_ib(struct bnxt_re_dev *rdev)
--
2.5.5
