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path: root/drivers/infiniband/hw/mlx5/qp.c
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Diffstat (limited to 'drivers/infiniband/hw/mlx5/qp.c')
-rw-r--r--drivers/infiniband/hw/mlx5/qp.c68
1 files changed, 48 insertions, 20 deletions
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 8937d72ddcf6..7e51870e9e01 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -749,7 +749,7 @@ static int mlx5_ib_umem_get(struct mlx5_ib_dev *dev, struct ib_udata *udata,
{
int err;
- *umem = ib_umem_get(udata, addr, size, 0, 0);
+ *umem = ib_umem_get(udata, addr, size, 0);
if (IS_ERR(*umem)) {
mlx5_ib_dbg(dev, "umem_get failed\n");
return PTR_ERR(*umem);
@@ -806,7 +806,7 @@ static int create_user_rq(struct mlx5_ib_dev *dev, struct ib_pd *pd,
if (!ucmd->buf_addr)
return -EINVAL;
- rwq->umem = ib_umem_get(udata, ucmd->buf_addr, rwq->buf_size, 0, 0);
+ rwq->umem = ib_umem_get(udata, ucmd->buf_addr, rwq->buf_size, 0);
if (IS_ERR(rwq->umem)) {
mlx5_ib_dbg(dev, "umem_get failed\n");
err = PTR_ERR(rwq->umem);
@@ -1041,11 +1041,14 @@ static int create_kernel_qp(struct mlx5_ib_dev *dev,
IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK |
IB_QP_CREATE_IPOIB_UD_LSO |
IB_QP_CREATE_NETIF_QP |
- mlx5_ib_create_qp_sqpn_qp1()))
+ MLX5_IB_QP_CREATE_SQPN_QP1 |
+ MLX5_IB_QP_CREATE_WC_TEST))
return -EINVAL;
if (init_attr->qp_type == MLX5_IB_QPT_REG_UMR)
qp->bf.bfreg = &dev->fp_bfreg;
+ else if (init_attr->create_flags & MLX5_IB_QP_CREATE_WC_TEST)
+ qp->bf.bfreg = &dev->wc_bfreg;
else
qp->bf.bfreg = &dev->bfreg;
@@ -1104,7 +1107,7 @@ static int create_kernel_qp(struct mlx5_ib_dev *dev,
MLX5_SET(qpc, qpc, fre, 1);
MLX5_SET(qpc, qpc, rlky, 1);
- if (init_attr->create_flags & mlx5_ib_create_qp_sqpn_qp1()) {
+ if (init_attr->create_flags & MLX5_IB_QP_CREATE_SQPN_QP1) {
MLX5_SET(qpc, qpc, deth_sqpn, 1);
qp->flags |= MLX5_IB_QP_SQPN_QP1;
}
@@ -2140,7 +2143,7 @@ static int create_qp_common(struct mlx5_ib_dev *dev, struct ib_pd *pd,
return -EINVAL;
}
if (init_attr->create_flags &
- mlx5_ib_create_qp_sqpn_qp1()) {
+ MLX5_IB_QP_CREATE_SQPN_QP1) {
mlx5_ib_dbg(dev, "user-space is not allowed to create UD QPs spoofing as QP1\n");
return -EINVAL;
}
@@ -3249,10 +3252,12 @@ static int modify_raw_packet_qp_sq(
}
/* Only remove the old rate after new rate was set */
- if ((old_rl.rate &&
- !mlx5_rl_are_equal(&old_rl, &new_rl)) ||
- (new_state != MLX5_SQC_STATE_RDY))
+ if ((old_rl.rate && !mlx5_rl_are_equal(&old_rl, &new_rl)) ||
+ (new_state != MLX5_SQC_STATE_RDY)) {
mlx5_rl_remove_rate(dev, &old_rl);
+ if (new_state != MLX5_SQC_STATE_RDY)
+ memset(&new_rl, 0, sizeof(new_rl));
+ }
ibqp->rl = new_rl;
sq->state = new_state;
@@ -5328,7 +5333,6 @@ out:
* we hit doorbell */
wmb();
- /* currently we support only regular doorbells */
mlx5_write64((__be32 *)ctrl, bf->bfreg->map + bf->offset);
/* Make sure doorbells don't leak out of SQ spinlock
* and reach the HCA out of order.
@@ -5823,7 +5827,7 @@ int mlx5_ib_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr,
if (qp->flags & MLX5_IB_QP_MANAGED_RECV)
qp_init_attr->create_flags |= IB_QP_CREATE_MANAGED_RECV;
if (qp->flags & MLX5_IB_QP_SQPN_QP1)
- qp_init_attr->create_flags |= mlx5_ib_create_qp_sqpn_qp1();
+ qp_init_attr->create_flags |= MLX5_IB_QP_CREATE_SQPN_QP1;
qp_init_attr->sq_sig_type = qp->sq_signal_bits & MLX5_WQE_CTRL_CQ_UPDATE ?
IB_SIGNAL_ALL_WR : IB_SIGNAL_REQ_WR;
@@ -5955,12 +5959,21 @@ static int create_rq(struct mlx5_ib_rwq *rwq, struct ib_pd *pd,
}
MLX5_SET(wq, wq, log_wq_stride, rwq->log_rq_stride);
if (rwq->create_flags & MLX5_IB_WQ_FLAGS_STRIDING_RQ) {
+ /*
+ * In Firmware number of strides in each WQE is:
+ * "512 * 2^single_wqe_log_num_of_strides"
+ * Values 3 to 8 are accepted as 10 to 15, 9 to 18 are
+ * accepted as 0 to 9
+ */
+ static const u8 fw_map[] = { 10, 11, 12, 13, 14, 15, 0, 1,
+ 2, 3, 4, 5, 6, 7, 8, 9 };
MLX5_SET(wq, wq, two_byte_shift_en, rwq->two_byte_shift_en);
MLX5_SET(wq, wq, log_wqe_stride_size,
rwq->single_stride_log_num_of_bytes -
MLX5_MIN_SINGLE_STRIDE_LOG_NUM_BYTES);
- MLX5_SET(wq, wq, log_wqe_num_of_strides, rwq->log_num_strides -
- MLX5_MIN_SINGLE_WQE_LOG_NUM_STRIDES);
+ MLX5_SET(wq, wq, log_wqe_num_of_strides,
+ fw_map[rwq->log_num_strides -
+ MLX5_EXT_MIN_SINGLE_WQE_LOG_NUM_STRIDES]);
}
MLX5_SET(wq, wq, log_wq_sz, rwq->log_rq_size);
MLX5_SET(wq, wq, pd, to_mpd(pd)->pdn);
@@ -6035,6 +6048,19 @@ static int set_user_rq_size(struct mlx5_ib_dev *dev,
return 0;
}
+static bool log_of_strides_valid(struct mlx5_ib_dev *dev, u32 log_num_strides)
+{
+ if ((log_num_strides > MLX5_MAX_SINGLE_WQE_LOG_NUM_STRIDES) ||
+ (log_num_strides < MLX5_EXT_MIN_SINGLE_WQE_LOG_NUM_STRIDES))
+ return false;
+
+ if (!MLX5_CAP_GEN(dev->mdev, ext_stride_num_range) &&
+ (log_num_strides < MLX5_MIN_SINGLE_WQE_LOG_NUM_STRIDES))
+ return false;
+
+ return true;
+}
+
static int prepare_user_rq(struct ib_pd *pd,
struct ib_wq_init_attr *init_attr,
struct ib_udata *udata,
@@ -6082,14 +6108,16 @@ static int prepare_user_rq(struct ib_pd *pd,
MLX5_MAX_SINGLE_STRIDE_LOG_NUM_BYTES);
return -EINVAL;
}
- if ((ucmd.single_wqe_log_num_of_strides >
- MLX5_MAX_SINGLE_WQE_LOG_NUM_STRIDES) ||
- (ucmd.single_wqe_log_num_of_strides <
- MLX5_MIN_SINGLE_WQE_LOG_NUM_STRIDES)) {
- mlx5_ib_dbg(dev, "Invalid log num strides (%u. Range is %u - %u)\n",
- ucmd.single_wqe_log_num_of_strides,
- MLX5_MIN_SINGLE_WQE_LOG_NUM_STRIDES,
- MLX5_MAX_SINGLE_WQE_LOG_NUM_STRIDES);
+ if (!log_of_strides_valid(dev,
+ ucmd.single_wqe_log_num_of_strides)) {
+ mlx5_ib_dbg(
+ dev,
+ "Invalid log num strides (%u. Range is %u - %u)\n",
+ ucmd.single_wqe_log_num_of_strides,
+ MLX5_CAP_GEN(dev->mdev, ext_stride_num_range) ?
+ MLX5_EXT_MIN_SINGLE_WQE_LOG_NUM_STRIDES :
+ MLX5_MIN_SINGLE_WQE_LOG_NUM_STRIDES,
+ MLX5_MAX_SINGLE_WQE_LOG_NUM_STRIDES);
return -EINVAL;
}
rwq->single_stride_log_num_of_bytes =
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-05 17:35:34 +0300