/* Copyright 2018 Mellanox Technologies, Ltd */
#include <rte_flow_driver.h>
+#include <rte_malloc.h>
+#include <unistd.h>
#include "mlx5.h"
#include "mlx5_glue.h"
* ibv contexts returned from mlx5dv_open_device.
* @param dcs
* Pointer to counters properties structure to be filled by the routine.
+ * @param bulk_n_128
+ * Bulk counter numbers in 128 counters units.
*
* @return
- * 0 on success, a negative value otherwise.
+ * Pointer to counter object on success, a negative value otherwise and
+ * rte_errno is set.
*/
-int mlx5_devx_cmd_flow_counter_alloc(struct ibv_context *ctx,
- struct mlx5_devx_counter_set *dcs)
+struct mlx5_devx_obj *
+mlx5_devx_cmd_flow_counter_alloc(struct ibv_context *ctx, uint32_t bulk_n_128)
{
+ struct mlx5_devx_obj *dcs = rte_zmalloc("dcs", sizeof(*dcs), 0);
uint32_t in[MLX5_ST_SZ_DW(alloc_flow_counter_in)] = {0};
uint32_t out[MLX5_ST_SZ_DW(alloc_flow_counter_out)] = {0};
- int status, syndrome;
+ if (!dcs) {
+ rte_errno = ENOMEM;
+ return NULL;
+ }
MLX5_SET(alloc_flow_counter_in, in, opcode,
MLX5_CMD_OP_ALLOC_FLOW_COUNTER);
+ MLX5_SET(alloc_flow_counter_in, in, flow_counter_bulk, bulk_n_128);
dcs->obj = mlx5_glue->devx_obj_create(ctx, in,
sizeof(in), out, sizeof(out));
- if (!dcs->obj)
- return -errno;
- status = MLX5_GET(query_flow_counter_out, out, status);
- syndrome = MLX5_GET(query_flow_counter_out, out, syndrome);
- if (status) {
- DRV_LOG(DEBUG, "Failed to create devx counters, "
- "status %x, syndrome %x", status, syndrome);
- return -1;
+ if (!dcs->obj) {
+ DRV_LOG(ERR, "Can't allocate counters - error %d\n", errno);
+ rte_errno = errno;
+ rte_free(dcs);
+ return NULL;
}
- dcs->id = MLX5_GET(alloc_flow_counter_out,
- out, flow_counter_id);
- return 0;
-}
-
-/**
- * Free flow counters obtained via devx interface.
- *
- * @param[in] obj
- * devx object that was obtained from mlx5_devx_cmd_fc_alloc.
- *
- * @return
- * 0 on success, a negative value otherwise.
- */
-int mlx5_devx_cmd_flow_counter_free(struct mlx5dv_devx_obj *obj)
-{
- return mlx5_glue->devx_obj_destroy(obj);
+ dcs->id = MLX5_GET(alloc_flow_counter_out, out, flow_counter_id);
+ return dcs;
}
/**
* devx object that was obtained from mlx5_devx_cmd_fc_alloc.
* @param[in] clear
* Whether hardware should clear the counters after the query or not.
+ * @param[in] n_counters
+ * 0 in case of 1 counter to read, otherwise the counter number to read.
* @param pkts
* The number of packets that matched the flow.
* @param bytes
* The number of bytes that matched the flow.
+ * @param mkey
+ * The mkey key for batch query.
+ * @param addr
+ * The address in the mkey range for batch query.
+ * @param cmd_comp
+ * The completion object for asynchronous batch query.
+ * @param async_id
+ * The ID to be returned in the asynchronous batch query response.
*
* @return
* 0 on success, a negative value otherwise.
*/
int
-mlx5_devx_cmd_flow_counter_query(struct mlx5_devx_counter_set *dcs,
- int clear __rte_unused,
- uint64_t *pkts, uint64_t *bytes)
+mlx5_devx_cmd_flow_counter_query(struct mlx5_devx_obj *dcs,
+ int clear, uint32_t n_counters,
+ uint64_t *pkts, uint64_t *bytes,
+ uint32_t mkey, void *addr,
+ struct mlx5dv_devx_cmd_comp *cmd_comp,
+ uint64_t async_id)
{
- uint32_t out[MLX5_ST_SZ_BYTES(query_flow_counter_out) +
- MLX5_ST_SZ_BYTES(traffic_counter)] = {0};
+ int out_len = MLX5_ST_SZ_BYTES(query_flow_counter_out) +
+ MLX5_ST_SZ_BYTES(traffic_counter);
+ uint32_t out[out_len];
uint32_t in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0};
void *stats;
- int status, syndrome, rc;
+ int rc;
MLX5_SET(query_flow_counter_in, in, opcode,
MLX5_CMD_OP_QUERY_FLOW_COUNTER);
MLX5_SET(query_flow_counter_in, in, op_mod, 0);
MLX5_SET(query_flow_counter_in, in, flow_counter_id, dcs->id);
- rc = mlx5_glue->devx_obj_query(dcs->obj,
- in, sizeof(in), out, sizeof(out));
- if (rc)
- return rc;
+ MLX5_SET(query_flow_counter_in, in, clear, !!clear);
+
+ if (n_counters) {
+ MLX5_SET(query_flow_counter_in, in, num_of_counters,
+ n_counters);
+ MLX5_SET(query_flow_counter_in, in, dump_to_memory, 1);
+ MLX5_SET(query_flow_counter_in, in, mkey, mkey);
+ MLX5_SET64(query_flow_counter_in, in, address,
+ (uint64_t)(uintptr_t)addr);
+ }
+ if (!cmd_comp)
+ rc = mlx5_glue->devx_obj_query(dcs->obj, in, sizeof(in), out,
+ out_len);
+ else
+ rc = mlx5_glue->devx_obj_query_async(dcs->obj, in, sizeof(in),
+ out_len, async_id,
+ cmd_comp);
+ if (rc) {
+ DRV_LOG(ERR, "Failed to query devx counters with rc %d\n ", rc);
+ rte_errno = rc;
+ return -rc;
+ }
+ if (!n_counters) {
+ stats = MLX5_ADDR_OF(query_flow_counter_out,
+ out, flow_statistics);
+ *pkts = MLX5_GET64(traffic_counter, stats, packets);
+ *bytes = MLX5_GET64(traffic_counter, stats, octets);
+ }
+ return 0;
+}
+
+/**
+ * Create a new mkey.
+ *
+ * @param[in] ctx
+ * ibv contexts returned from mlx5dv_open_device.
+ * @param[in] attr
+ * Attributes of the requested mkey.
+ *
+ * @return
+ * Pointer to Devx mkey on success, a negative value otherwise and rte_errno
+ * is set.
+ */
+struct mlx5_devx_obj *
+mlx5_devx_cmd_mkey_create(struct ibv_context *ctx,
+ struct mlx5_devx_mkey_attr *attr)
+{
+ uint32_t in[MLX5_ST_SZ_DW(create_mkey_in)] = {0};
+ uint32_t out[MLX5_ST_SZ_DW(create_mkey_out)] = {0};
+ void *mkc;
+ struct mlx5_devx_obj *mkey = rte_zmalloc("mkey", sizeof(*mkey), 0);
+ size_t pgsize;
+ uint32_t translation_size;
+
+ if (!mkey) {
+ rte_errno = ENOMEM;
+ return NULL;
+ }
+ pgsize = sysconf(_SC_PAGESIZE);
+ translation_size = (RTE_ALIGN(attr->size, pgsize) * 8) / 16;
+ MLX5_SET(create_mkey_in, in, opcode, MLX5_CMD_OP_CREATE_MKEY);
+ MLX5_SET(create_mkey_in, in, translations_octword_actual_size,
+ translation_size);
+ MLX5_SET(create_mkey_in, in, mkey_umem_id, attr->umem_id);
+ mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry);
+ MLX5_SET(mkc, mkc, lw, 0x1);
+ MLX5_SET(mkc, mkc, lr, 0x1);
+ MLX5_SET(mkc, mkc, access_mode_1_0, MLX5_MKC_ACCESS_MODE_MTT);
+ MLX5_SET(mkc, mkc, qpn, 0xffffff);
+ MLX5_SET(mkc, mkc, pd, attr->pd);
+ MLX5_SET(mkc, mkc, mkey_7_0, attr->umem_id & 0xFF);
+ MLX5_SET(mkc, mkc, translations_octword_size, translation_size);
+ MLX5_SET64(mkc, mkc, start_addr, attr->addr);
+ MLX5_SET64(mkc, mkc, len, attr->size);
+ MLX5_SET(mkc, mkc, log_page_size, rte_log2_u32(pgsize));
+ mkey->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
+ sizeof(out));
+ if (!mkey->obj) {
+ DRV_LOG(ERR, "Can't create mkey - error %d\n", errno);
+ rte_errno = errno;
+ rte_free(mkey);
+ return NULL;
+ }
+ mkey->id = MLX5_GET(create_mkey_out, out, mkey_index);
+ mkey->id = (mkey->id << 8) | (attr->umem_id & 0xFF);
+ return mkey;
+}
+
+/**
+ * Get status of devx command response.
+ * Mainly used for asynchronous commands.
+ *
+ * @param[in] out
+ * The out response buffer.
+ *
+ * @return
+ * 0 on success, non-zero value otherwise.
+ */
+int
+mlx5_devx_get_out_command_status(void *out)
+{
+ int status;
+
+ if (!out)
+ return -EINVAL;
status = MLX5_GET(query_flow_counter_out, out, status);
- syndrome = MLX5_GET(query_flow_counter_out, out, syndrome);
if (status) {
- DRV_LOG(DEBUG, "Failed to query devx counters, "
- "id %d, status %x, syndrome = %x",
- status, syndrome, dcs->id);
+ int syndrome = MLX5_GET(query_flow_counter_out, out, syndrome);
+
+ DRV_LOG(ERR, "Bad devX status %x, syndrome = %x\n", status,
+ syndrome);
+ }
+ return status;
+}
+
+/**
+ * Destroy any object allocated by a Devx API.
+ *
+ * @param[in] obj
+ * Pointer to a general object.
+ *
+ * @return
+ * 0 on success, a negative value otherwise.
+ */
+int
+mlx5_devx_cmd_destroy(struct mlx5_devx_obj *obj)
+{
+ int ret;
+
+ if (!obj)
+ return 0;
+ ret = mlx5_glue->devx_obj_destroy(obj->obj);
+ rte_free(obj);
+ return ret;
+}
+
+/**
+ * Query NIC vport context.
+ * Fills minimal inline attribute.
+ *
+ * @param[in] ctx
+ * ibv contexts returned from mlx5dv_open_device.
+ * @param[in] vport
+ * vport index
+ * @param[out] attr
+ * Attributes device values.
+ *
+ * @return
+ * 0 on success, a negative value otherwise.
+ */
+static int
+mlx5_devx_cmd_query_nic_vport_context(struct ibv_context *ctx,
+ unsigned int vport,
+ struct mlx5_hca_attr *attr)
+{
+ uint32_t in[MLX5_ST_SZ_DW(query_nic_vport_context_in)] = {0};
+ uint32_t out[MLX5_ST_SZ_DW(query_nic_vport_context_out)] = {0};
+ void *vctx;
+ int status, syndrome, rc;
+
+ /* Query NIC vport context to determine inline mode. */
+ MLX5_SET(query_nic_vport_context_in, in, opcode,
+ MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);
+ MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);
+ if (vport)
+ MLX5_SET(query_nic_vport_context_in, in, other_vport, 1);
+ rc = mlx5_glue->devx_general_cmd(ctx,
+ in, sizeof(in),
+ out, sizeof(out));
+ if (rc)
+ goto error;
+ status = MLX5_GET(query_nic_vport_context_out, out, status);
+ syndrome = MLX5_GET(query_nic_vport_context_out, out, syndrome);
+ if (status) {
+ DRV_LOG(DEBUG, "Failed to query NIC vport context, "
+ "status %x, syndrome = %x",
+ status, syndrome);
return -1;
}
- stats = MLX5_ADDR_OF(query_flow_counter_out,
- out, flow_statistics);
- *pkts = MLX5_GET64(traffic_counter, stats, packets);
- *bytes = MLX5_GET64(traffic_counter, stats, octets);
+ vctx = MLX5_ADDR_OF(query_nic_vport_context_out, out,
+ nic_vport_context);
+ attr->vport_inline_mode = MLX5_GET(nic_vport_context, vctx,
+ min_wqe_inline_mode);
return 0;
+error:
+ rc = (rc > 0) ? -rc : rc;
+ return rc;
}
/**
rc = mlx5_glue->devx_general_cmd(ctx,
in, sizeof(in), out, sizeof(out));
if (rc)
- return rc;
+ goto error;
status = MLX5_GET(query_hca_cap_out, out, status);
syndrome = MLX5_GET(query_hca_cap_out, out, syndrome);
if (status) {
return -1;
}
hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability);
+ attr->flow_counter_bulk_alloc_bitmap =
+ MLX5_GET(cmd_hca_cap, hcattr, flow_counter_bulk_alloc);
+ attr->flow_counters_dump = MLX5_GET(cmd_hca_cap, hcattr,
+ flow_counters_dump);
attr->eswitch_manager = MLX5_GET(cmd_hca_cap, hcattr, eswitch_manager);
+ attr->eth_net_offloads = MLX5_GET(cmd_hca_cap, hcattr,
+ eth_net_offloads);
+ attr->eth_virt = MLX5_GET(cmd_hca_cap, hcattr, eth_virt);
+ if (!attr->eth_net_offloads)
+ return 0;
+
+ /* Query HCA offloads for Ethernet protocol. */
+ memset(in, 0, sizeof(in));
+ memset(out, 0, sizeof(out));
+ MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP);
+ MLX5_SET(query_hca_cap_in, in, op_mod,
+ MLX5_GET_HCA_CAP_OP_MOD_ETHERNET_OFFLOAD_CAPS |
+ MLX5_HCA_CAP_OPMOD_GET_CUR);
+
+ rc = mlx5_glue->devx_general_cmd(ctx,
+ in, sizeof(in),
+ out, sizeof(out));
+ if (rc) {
+ attr->eth_net_offloads = 0;
+ goto error;
+ }
+ status = MLX5_GET(query_hca_cap_out, out, status);
+ syndrome = MLX5_GET(query_hca_cap_out, out, syndrome);
+ if (status) {
+ DRV_LOG(DEBUG, "Failed to query devx HCA capabilities, "
+ "status %x, syndrome = %x",
+ status, syndrome);
+ attr->eth_net_offloads = 0;
+ return -1;
+ }
+ hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability);
+ attr->wqe_vlan_insert = MLX5_GET(per_protocol_networking_offload_caps,
+ hcattr, wqe_vlan_insert);
+ attr->lro_cap = MLX5_GET(per_protocol_networking_offload_caps, hcattr,
+ lro_cap);
+ attr->tunnel_lro_gre = MLX5_GET(per_protocol_networking_offload_caps,
+ hcattr, tunnel_lro_gre);
+ attr->tunnel_lro_vxlan = MLX5_GET(per_protocol_networking_offload_caps,
+ hcattr, tunnel_lro_vxlan);
+ attr->lro_max_msg_sz_mode = MLX5_GET
+ (per_protocol_networking_offload_caps,
+ hcattr, lro_max_msg_sz_mode);
+ for (int i = 0 ; i < MLX5_LRO_NUM_SUPP_PERIODS ; i++) {
+ attr->lro_timer_supported_periods[i] =
+ MLX5_GET(per_protocol_networking_offload_caps, hcattr,
+ lro_timer_supported_periods[i]);
+ }
+ attr->wqe_inline_mode = MLX5_GET(per_protocol_networking_offload_caps,
+ hcattr, wqe_inline_mode);
+ if (attr->wqe_inline_mode != MLX5_CAP_INLINE_MODE_VPORT_CONTEXT)
+ return 0;
+ if (attr->eth_virt) {
+ rc = mlx5_devx_cmd_query_nic_vport_context(ctx, 0, attr);
+ if (rc) {
+ attr->eth_virt = 0;
+ goto error;
+ }
+ }
+ return 0;
+error:
+ rc = (rc > 0) ? -rc : rc;
+ return rc;
+}
+
+/**
+ * Query TIS transport domain from QP verbs object using DevX API.
+ *
+ * @param[in] qp
+ * Pointer to verbs QP returned by ibv_create_qp .
+ * @param[in] tis_num
+ * TIS number of TIS to query.
+ * @param[out] tis_td
+ * Pointer to TIS transport domain variable, to be set by the routine.
+ *
+ * @return
+ * 0 on success, a negative value otherwise.
+ */
+int
+mlx5_devx_cmd_qp_query_tis_td(struct ibv_qp *qp, uint32_t tis_num,
+ uint32_t *tis_td)
+{
+ uint32_t in[MLX5_ST_SZ_DW(query_tis_in)] = {0};
+ uint32_t out[MLX5_ST_SZ_DW(query_tis_out)] = {0};
+ int rc;
+ void *tis_ctx;
+
+ MLX5_SET(query_tis_in, in, opcode, MLX5_CMD_OP_QUERY_TIS);
+ MLX5_SET(query_tis_in, in, tisn, tis_num);
+ rc = mlx5_glue->devx_qp_query(qp, in, sizeof(in), out, sizeof(out));
+ if (rc) {
+ DRV_LOG(ERR, "Failed to query QP using DevX");
+ return -rc;
+ };
+ tis_ctx = MLX5_ADDR_OF(query_tis_out, out, tis_context);
+ *tis_td = MLX5_GET(tisc, tis_ctx, transport_domain);
return 0;
}
+
+/**
+ * Fill WQ data for DevX API command.
+ * Utility function for use when creating DevX objects containing a WQ.
+ *
+ * @param[in] wq_ctx
+ * Pointer to WQ context to fill with data.
+ * @param [in] wq_attr
+ * Pointer to WQ attributes structure to fill in WQ context.
+ */
+static void
+devx_cmd_fill_wq_data(void *wq_ctx, struct mlx5_devx_wq_attr *wq_attr)
+{
+ MLX5_SET(wq, wq_ctx, wq_type, wq_attr->wq_type);
+ MLX5_SET(wq, wq_ctx, wq_signature, wq_attr->wq_signature);
+ MLX5_SET(wq, wq_ctx, end_padding_mode, wq_attr->end_padding_mode);
+ MLX5_SET(wq, wq_ctx, cd_slave, wq_attr->cd_slave);
+ MLX5_SET(wq, wq_ctx, hds_skip_first_sge, wq_attr->hds_skip_first_sge);
+ MLX5_SET(wq, wq_ctx, log2_hds_buf_size, wq_attr->log2_hds_buf_size);
+ MLX5_SET(wq, wq_ctx, page_offset, wq_attr->page_offset);
+ MLX5_SET(wq, wq_ctx, lwm, wq_attr->lwm);
+ MLX5_SET(wq, wq_ctx, pd, wq_attr->pd);
+ MLX5_SET(wq, wq_ctx, uar_page, wq_attr->uar_page);
+ MLX5_SET64(wq, wq_ctx, dbr_addr, wq_attr->dbr_addr);
+ MLX5_SET(wq, wq_ctx, hw_counter, wq_attr->hw_counter);
+ MLX5_SET(wq, wq_ctx, sw_counter, wq_attr->sw_counter);
+ MLX5_SET(wq, wq_ctx, log_wq_stride, wq_attr->log_wq_stride);
+ MLX5_SET(wq, wq_ctx, log_wq_pg_sz, wq_attr->log_wq_pg_sz);
+ MLX5_SET(wq, wq_ctx, log_wq_sz, wq_attr->log_wq_sz);
+ MLX5_SET(wq, wq_ctx, dbr_umem_valid, wq_attr->dbr_umem_valid);
+ MLX5_SET(wq, wq_ctx, wq_umem_valid, wq_attr->wq_umem_valid);
+ MLX5_SET(wq, wq_ctx, log_hairpin_num_packets,
+ wq_attr->log_hairpin_num_packets);
+ MLX5_SET(wq, wq_ctx, log_hairpin_data_sz, wq_attr->log_hairpin_data_sz);
+ MLX5_SET(wq, wq_ctx, single_wqe_log_num_of_strides,
+ wq_attr->single_wqe_log_num_of_strides);
+ MLX5_SET(wq, wq_ctx, two_byte_shift_en, wq_attr->two_byte_shift_en);
+ MLX5_SET(wq, wq_ctx, single_stride_log_num_of_bytes,
+ wq_attr->single_stride_log_num_of_bytes);
+ MLX5_SET(wq, wq_ctx, dbr_umem_id, wq_attr->dbr_umem_id);
+ MLX5_SET(wq, wq_ctx, wq_umem_id, wq_attr->wq_umem_id);
+ MLX5_SET64(wq, wq_ctx, wq_umem_offset, wq_attr->wq_umem_offset);
+}
+
+/**
+ * Create RQ using DevX API.
+ *
+ * @param[in] ctx
+ * ibv_context returned from mlx5dv_open_device.
+ * @param [in] rq_attr
+ * Pointer to create RQ attributes structure.
+ * @param [in] socket
+ * CPU socket ID for allocations.
+ *
+ * @return
+ * The DevX object created, NULL otherwise and rte_errno is set.
+ */
+struct mlx5_devx_obj *
+mlx5_devx_cmd_create_rq(struct ibv_context *ctx,
+ struct mlx5_devx_create_rq_attr *rq_attr,
+ int socket)
+{
+ uint32_t in[MLX5_ST_SZ_DW(create_rq_in)] = {0};
+ uint32_t out[MLX5_ST_SZ_DW(create_rq_out)] = {0};
+ void *rq_ctx, *wq_ctx;
+ struct mlx5_devx_wq_attr *wq_attr;
+ struct mlx5_devx_obj *rq = NULL;
+
+ rq = rte_calloc_socket(__func__, 1, sizeof(*rq), 0, socket);
+ if (!rq) {
+ DRV_LOG(ERR, "Failed to allocate RQ data");
+ rte_errno = ENOMEM;
+ return NULL;
+ }
+ MLX5_SET(create_rq_in, in, opcode, MLX5_CMD_OP_CREATE_RQ);
+ rq_ctx = MLX5_ADDR_OF(create_rq_in, in, ctx);
+ MLX5_SET(rqc, rq_ctx, rlky, rq_attr->rlky);
+ MLX5_SET(rqc, rq_ctx, delay_drop_en, rq_attr->delay_drop_en);
+ MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
+ MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
+ MLX5_SET(rqc, rq_ctx, mem_rq_type, rq_attr->mem_rq_type);
+ MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
+ MLX5_SET(rqc, rq_ctx, flush_in_error_en, rq_attr->flush_in_error_en);
+ MLX5_SET(rqc, rq_ctx, hairpin, rq_attr->hairpin);
+ MLX5_SET(rqc, rq_ctx, user_index, rq_attr->user_index);
+ MLX5_SET(rqc, rq_ctx, cqn, rq_attr->cqn);
+ MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
+ MLX5_SET(rqc, rq_ctx, rmpn, rq_attr->rmpn);
+ wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
+ wq_attr = &rq_attr->wq_attr;
+ devx_cmd_fill_wq_data(wq_ctx, wq_attr);
+ rq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
+ out, sizeof(out));
+ if (!rq->obj) {
+ DRV_LOG(ERR, "Failed to create RQ using DevX");
+ rte_errno = errno;
+ rte_free(rq);
+ return NULL;
+ }
+ rq->id = MLX5_GET(create_rq_out, out, rqn);
+ return rq;
+}
git.droids-corp.org / dpdk.git / blobdiff