New upstream version 17.11-rc3
[deb_dpdk.git] / lib / librte_ether / rte_mtr.c
diff --git a/lib/librte_ether/rte_mtr.c b/lib/librte_ether/rte_mtr.c
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+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2017 Intel Corporation. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdint.h>
+
+#include <rte_errno.h>
+#include "rte_ethdev.h"
+#include "rte_mtr_driver.h"
+#include "rte_mtr.h"
+
+/* Get generic traffic metering & policing operations structure from a port. */
+const struct rte_mtr_ops *
+rte_mtr_ops_get(uint16_t port_id, struct rte_mtr_error *error)
+{
+       struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+       const struct rte_mtr_ops *ops;
+
+       if (!rte_eth_dev_is_valid_port(port_id)) {
+               rte_mtr_error_set(error,
+                       ENODEV,
+                       RTE_MTR_ERROR_TYPE_UNSPECIFIED,
+                       NULL,
+                       rte_strerror(ENODEV));
+               return NULL;
+       }
+
+       if ((dev->dev_ops->mtr_ops_get == NULL) ||
+               (dev->dev_ops->mtr_ops_get(dev, &ops) != 0) ||
+               (ops == NULL)) {
+               rte_mtr_error_set(error,
+                       ENOSYS,
+                       RTE_MTR_ERROR_TYPE_UNSPECIFIED,
+                       NULL,
+                       rte_strerror(ENOSYS));
+               return NULL;
+       }
+
+       return ops;
+}
+
+#define RTE_MTR_FUNC(port_id, func)                    \
+({                                                     \
+       const struct rte_mtr_ops *ops =                 \
+               rte_mtr_ops_get(port_id, error);                \
+       if (ops == NULL)                                        \
+               return -rte_errno;                      \
+                                                       \
+       if (ops->func == NULL)                          \
+               return -rte_mtr_error_set(error,                \
+                       ENOSYS,                         \
+                       RTE_MTR_ERROR_TYPE_UNSPECIFIED, \
+                       NULL,                           \
+                       rte_strerror(ENOSYS));          \
+                                                       \
+       ops->func;                                      \
+})
+
+/* MTR capabilities get */
+int
+rte_mtr_capabilities_get(uint16_t port_id,
+       struct rte_mtr_capabilities *cap,
+       struct rte_mtr_error *error)
+{
+       struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+       return RTE_MTR_FUNC(port_id, capabilities_get)(dev,
+               cap, error);
+}
+
+/* MTR meter profile add */
+int
+rte_mtr_meter_profile_add(uint16_t port_id,
+       uint32_t meter_profile_id,
+       struct rte_mtr_meter_profile *profile,
+       struct rte_mtr_error *error)
+{
+       struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+       return RTE_MTR_FUNC(port_id, meter_profile_add)(dev,
+               meter_profile_id, profile, error);
+}
+
+/** MTR meter profile delete */
+int
+rte_mtr_meter_profile_delete(uint16_t port_id,
+       uint32_t meter_profile_id,
+       struct rte_mtr_error *error)
+{
+       struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+       return RTE_MTR_FUNC(port_id, meter_profile_delete)(dev,
+               meter_profile_id, error);
+}
+
+/** MTR object create */
+int
+rte_mtr_create(uint16_t port_id,
+       uint32_t mtr_id,
+       struct rte_mtr_params *params,
+       int shared,
+       struct rte_mtr_error *error)
+{
+       struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+       return RTE_MTR_FUNC(port_id, create)(dev,
+               mtr_id, params, shared, error);
+}
+
+/** MTR object destroy */
+int
+rte_mtr_destroy(uint16_t port_id,
+       uint32_t mtr_id,
+       struct rte_mtr_error *error)
+{
+       struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+       return RTE_MTR_FUNC(port_id, destroy)(dev,
+               mtr_id, error);
+}
+
+/** MTR object meter enable */
+int
+rte_mtr_meter_enable(uint16_t port_id,
+       uint32_t mtr_id,
+       struct rte_mtr_error *error)
+{
+       struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+       return RTE_MTR_FUNC(port_id, meter_enable)(dev,
+               mtr_id, error);
+}
+
+/** MTR object meter disable */
+int
+rte_mtr_meter_disable(uint16_t port_id,
+       uint32_t mtr_id,
+       struct rte_mtr_error *error)
+{
+       struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+       return RTE_MTR_FUNC(port_id, meter_disable)(dev,
+               mtr_id, error);
+}
+
+/** MTR object meter profile update */
+int
+rte_mtr_meter_profile_update(uint16_t port_id,
+       uint32_t mtr_id,
+       uint32_t meter_profile_id,
+       struct rte_mtr_error *error)
+{
+       struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+       return RTE_MTR_FUNC(port_id, meter_profile_update)(dev,
+               mtr_id, meter_profile_id, error);
+}
+
+/** MTR object meter DSCP table update */
+int
+rte_mtr_meter_dscp_table_update(uint16_t port_id,
+       uint32_t mtr_id,
+       enum rte_mtr_color *dscp_table,
+       struct rte_mtr_error *error)
+{
+       struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+       return RTE_MTR_FUNC(port_id, meter_dscp_table_update)(dev,
+               mtr_id, dscp_table, error);
+}
+
+/** MTR object policer action update */
+int
+rte_mtr_policer_actions_update(uint16_t port_id,
+       uint32_t mtr_id,
+       uint32_t action_mask,
+       enum rte_mtr_policer_action *actions,
+       struct rte_mtr_error *error)
+{
+       struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+       return RTE_MTR_FUNC(port_id, policer_actions_update)(dev,
+               mtr_id, action_mask, actions, error);
+}
+
+/** MTR object enabled stats update */
+int
+rte_mtr_stats_update(uint16_t port_id,
+       uint32_t mtr_id,
+       uint64_t stats_mask,
+       struct rte_mtr_error *error)
+{
+       struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+       return RTE_MTR_FUNC(port_id, stats_update)(dev,
+               mtr_id, stats_mask, error);
+}
+
+/** MTR object stats read */
+int
+rte_mtr_stats_read(uint16_t port_id,
+       uint32_t mtr_id,
+       struct rte_mtr_stats *stats,
+       uint64_t *stats_mask,
+       int clear,
+       struct rte_mtr_error *error)
+{
+       struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+       return RTE_MTR_FUNC(port_id, stats_read)(dev,
+               mtr_id, stats, stats_mask, clear, error);
+}