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path: root/drivers/infiniband/hw/mlx5
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Diffstat (limited to 'drivers/infiniband/hw/mlx5')
-rw-r--r--drivers/infiniband/hw/mlx5/devx.c34
-rw-r--r--drivers/infiniband/hw/mlx5/main.c19
-rw-r--r--drivers/infiniband/hw/mlx5/odp.c3
-rw-r--r--drivers/infiniband/hw/mlx5/qp.c15
4 files changed, 52 insertions, 19 deletions
diff --git a/drivers/infiniband/hw/mlx5/devx.c b/drivers/infiniband/hw/mlx5/devx.c
index eaa055007f28..9e08df7914aa 100644
--- a/drivers/infiniband/hw/mlx5/devx.c
+++ b/drivers/infiniband/hw/mlx5/devx.c
@@ -20,6 +20,7 @@
enum devx_obj_flags {
DEVX_OBJ_FLAGS_INDIRECT_MKEY = 1 << 0,
+ DEVX_OBJ_FLAGS_DCT = 1 << 1,
};
struct devx_async_data {
@@ -39,7 +40,10 @@ struct devx_obj {
u32 dinlen; /* destroy inbox length */
u32 dinbox[MLX5_MAX_DESTROY_INBOX_SIZE_DW];
u32 flags;
- struct mlx5_ib_devx_mr devx_mr;
+ union {
+ struct mlx5_ib_devx_mr devx_mr;
+ struct mlx5_core_dct core_dct;
+ };
};
struct devx_umem {
@@ -347,7 +351,6 @@ static u64 devx_get_obj_id(const void *in)
obj_id = get_enc_obj_id(MLX5_CMD_OP_CREATE_RQ,
MLX5_GET(arm_rq_in, in, srq_number));
break;
- case MLX5_CMD_OP_DRAIN_DCT:
case MLX5_CMD_OP_ARM_DCT_FOR_KEY_VIOLATION:
obj_id = get_enc_obj_id(MLX5_CMD_OP_CREATE_DCT,
MLX5_GET(drain_dct_in, in, dctn));
@@ -618,7 +621,6 @@ static bool devx_is_obj_modify_cmd(const void *in)
case MLX5_CMD_OP_2RST_QP:
case MLX5_CMD_OP_ARM_XRC_SRQ:
case MLX5_CMD_OP_ARM_RQ:
- case MLX5_CMD_OP_DRAIN_DCT:
case MLX5_CMD_OP_ARM_DCT_FOR_KEY_VIOLATION:
case MLX5_CMD_OP_ARM_XRQ:
case MLX5_CMD_OP_SET_XRQ_DC_PARAMS_ENTRY:
@@ -1124,7 +1126,11 @@ static int devx_obj_cleanup(struct ib_uobject *uobject,
if (obj->flags & DEVX_OBJ_FLAGS_INDIRECT_MKEY)
devx_cleanup_mkey(obj);
- ret = mlx5_cmd_exec(obj->mdev, obj->dinbox, obj->dinlen, out, sizeof(out));
+ if (obj->flags & DEVX_OBJ_FLAGS_DCT)
+ ret = mlx5_core_destroy_dct(obj->mdev, &obj->core_dct);
+ else
+ ret = mlx5_cmd_exec(obj->mdev, obj->dinbox, obj->dinlen, out,
+ sizeof(out));
if (ib_is_destroy_retryable(ret, why, uobject))
return ret;
@@ -1185,9 +1191,17 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_DEVX_OBJ_CREATE)(
devx_set_umem_valid(cmd_in);
}
- err = mlx5_cmd_exec(dev->mdev, cmd_in,
- cmd_in_len,
- cmd_out, cmd_out_len);
+ if (opcode == MLX5_CMD_OP_CREATE_DCT) {
+ obj->flags |= DEVX_OBJ_FLAGS_DCT;
+ err = mlx5_core_create_dct(dev->mdev, &obj->core_dct,
+ cmd_in, cmd_in_len,
+ cmd_out, cmd_out_len);
+ } else {
+ err = mlx5_cmd_exec(dev->mdev, cmd_in,
+ cmd_in_len,
+ cmd_out, cmd_out_len);
+ }
+
if (err)
goto obj_free;
@@ -1214,7 +1228,11 @@ err_copy:
if (obj->flags & DEVX_OBJ_FLAGS_INDIRECT_MKEY)
devx_cleanup_mkey(obj);
obj_destroy:
- mlx5_cmd_exec(obj->mdev, obj->dinbox, obj->dinlen, out, sizeof(out));
+ if (obj->flags & DEVX_OBJ_FLAGS_DCT)
+ mlx5_core_destroy_dct(obj->mdev, &obj->core_dct);
+ else
+ mlx5_cmd_exec(obj->mdev, obj->dinbox, obj->dinlen, out,
+ sizeof(out));
obj_free:
kfree(obj);
return err;
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index 994c19d01211..d3dd290ae1b1 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -415,10 +415,17 @@ static int translate_eth_ext_proto_oper(u32 eth_proto_oper, u8 *active_speed,
*active_speed = IB_SPEED_EDR;
break;
case MLX5E_PROT_MASK(MLX5E_50GAUI_2_LAUI_2_50GBASE_CR2_KR2):
+ *active_width = IB_WIDTH_2X;
+ *active_speed = IB_SPEED_EDR;
+ break;
case MLX5E_PROT_MASK(MLX5E_50GAUI_1_LAUI_1_50GBASE_CR_KR):
*active_width = IB_WIDTH_1X;
*active_speed = IB_SPEED_HDR;
break;
+ case MLX5E_PROT_MASK(MLX5E_CAUI_4_100GBASE_CR4_KR4):
+ *active_width = IB_WIDTH_4X;
+ *active_speed = IB_SPEED_EDR;
+ break;
case MLX5E_PROT_MASK(MLX5E_100GAUI_2_100GBASE_CR2_KR2):
*active_width = IB_WIDTH_2X;
*active_speed = IB_SPEED_HDR;
@@ -1112,6 +1119,8 @@ static int mlx5_ib_query_device(struct ib_device *ibdev,
if (MLX5_CAP_GEN(mdev, qp_packet_based))
resp.flags |=
MLX5_IB_QUERY_DEV_RESP_PACKET_BASED_CREDIT_MODE;
+
+ resp.flags |= MLX5_IB_QUERY_DEV_RESP_FLAGS_SCAT2CQE_DCT;
}
if (field_avail(typeof(resp), sw_parsing_caps,
@@ -2059,6 +2068,7 @@ static int mlx5_ib_mmap_clock_info_page(struct mlx5_ib_dev *dev,
if (vma->vm_flags & VM_WRITE)
return -EPERM;
+ vma->vm_flags &= ~VM_MAYWRITE;
if (!dev->mdev->clock_info_page)
return -EOPNOTSUPP;
@@ -2224,19 +2234,18 @@ static int mlx5_ib_mmap(struct ib_ucontext *ibcontext, struct vm_area_struct *vm
if (vma->vm_flags & VM_WRITE)
return -EPERM;
+ vma->vm_flags &= ~VM_MAYWRITE;
/* Don't expose to user-space information it shouldn't have */
if (PAGE_SIZE > 4096)
return -EOPNOTSUPP;
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
pfn = (dev->mdev->iseg_base +
offsetof(struct mlx5_init_seg, internal_timer_h)) >>
PAGE_SHIFT;
- if (io_remap_pfn_range(vma, vma->vm_start, pfn,
- PAGE_SIZE, vma->vm_page_prot))
- return -EAGAIN;
- break;
+ return rdma_user_mmap_io(&context->ibucontext, vma, pfn,
+ PAGE_SIZE,
+ pgprot_noncached(vma->vm_page_prot));
case MLX5_IB_MMAP_CLOCK_INFO:
return mlx5_ib_mmap_clock_info_page(dev, vma, context);
diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c
index c20bfc41ecf1..0aa10ebda5d9 100644
--- a/drivers/infiniband/hw/mlx5/odp.c
+++ b/drivers/infiniband/hw/mlx5/odp.c
@@ -585,7 +585,7 @@ static int pagefault_mr(struct mlx5_ib_dev *dev, struct mlx5_ib_mr *mr,
struct ib_umem_odp *odp_mr = to_ib_umem_odp(mr->umem);
bool downgrade = flags & MLX5_PF_FLAGS_DOWNGRADE;
bool prefetch = flags & MLX5_PF_FLAGS_PREFETCH;
- u64 access_mask = ODP_READ_ALLOWED_BIT;
+ u64 access_mask;
u64 start_idx, page_mask;
struct ib_umem_odp *odp;
size_t size;
@@ -607,6 +607,7 @@ next_mr:
page_shift = mr->umem->page_shift;
page_mask = ~(BIT(page_shift) - 1);
start_idx = (io_virt - (mr->mmkey.iova & page_mask)) >> page_shift;
+ access_mask = ODP_READ_ALLOWED_BIT;
if (prefetch && !downgrade && !mr->umem->writable) {
/* prefetch with write-access must
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 6b1f0e76900b..8870c350fda0 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -1818,13 +1818,16 @@ static void configure_responder_scat_cqe(struct ib_qp_init_attr *init_attr,
rcqe_sz = mlx5_ib_get_cqe_size(init_attr->recv_cq);
- if (rcqe_sz == 128) {
- MLX5_SET(qpc, qpc, cs_res, MLX5_RES_SCAT_DATA64_CQE);
+ if (init_attr->qp_type == MLX5_IB_QPT_DCT) {
+ if (rcqe_sz == 128)
+ MLX5_SET(dctc, qpc, cs_res, MLX5_RES_SCAT_DATA64_CQE);
+
return;
}
- if (init_attr->qp_type != MLX5_IB_QPT_DCT)
- MLX5_SET(qpc, qpc, cs_res, MLX5_RES_SCAT_DATA32_CQE);
+ MLX5_SET(qpc, qpc, cs_res,
+ rcqe_sz == 128 ? MLX5_RES_SCAT_DATA64_CQE :
+ MLX5_RES_SCAT_DATA32_CQE);
}
static void configure_requester_scat_cqe(struct mlx5_ib_dev *dev,
@@ -3729,6 +3732,7 @@ static int mlx5_ib_modify_dct(struct ib_qp *ibqp, struct ib_qp_attr *attr,
} else if (cur_state == IB_QPS_INIT && new_state == IB_QPS_RTR) {
struct mlx5_ib_modify_qp_resp resp = {};
+ u32 out[MLX5_ST_SZ_DW(create_dct_out)] = {0};
u32 min_resp_len = offsetof(typeof(resp), dctn) +
sizeof(resp.dctn);
@@ -3747,7 +3751,8 @@ static int mlx5_ib_modify_dct(struct ib_qp *ibqp, struct ib_qp_attr *attr,
MLX5_SET(dctc, dctc, hop_limit, attr->ah_attr.grh.hop_limit);
err = mlx5_core_create_dct(dev->mdev, &qp->dct.mdct, qp->dct.in,
- MLX5_ST_SZ_BYTES(create_dct_in));
+ MLX5_ST_SZ_BYTES(create_dct_in), out,
+ sizeof(out));
if (err)
return err;
resp.dctn = qp->dct.mdct.mqp.qpn;
generated by cgit (git 2.34.1) at 2024-06-13 13:35:45 +0000