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ethdev: add API to dump device internal flow info

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Introduce an API which dump the device's internal representation
information of rte flows in hardware.

Signed-off-by: Xiaoyu Min <jackmin@mellanox.com>
Acked-by: Ori Kam <orika@mellanox.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
This commit is contained in:
Xiaoyu Min 2020-01-17 13:55:59 +02:00 committed by Ferruh Yigit
parent 99ef90317d
commit 12e6e3e78f
4 changed files with 45 additions and 0 deletions
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3
lib/librte_ethdev/rte_ethdev_version.map
View File

@ -227,4 +227,7 @@ EXPERIMENTAL {
rte_flow_dynf_metadata_mask;
rte_flow_dynf_metadata_register;
rte_eth_dev_set_ptypes;
# added in 20.02
rte_flow_dev_dump;
};

16
lib/librte_ethdev/rte_flow.c
View File

@ -1215,3 +1215,19 @@ rte_flow_expand_rss(struct rte_flow_expand_rss *buf, size_t size,
}
return lsize;
}
int
rte_flow_dev_dump(uint16_t port_id, FILE *file, struct rte_flow_error *error)
{
struct rte_eth_dev *dev = &rte_eth_devices[port_id];
const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
if (unlikely(!ops))
return -rte_errno;
if (likely(!!ops->dev_dump))
return flow_err(port_id, ops->dev_dump(dev, file, error),
error);
return rte_flow_error_set(error, ENOSYS,
RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
NULL, rte_strerror(ENOSYS));
}

21
lib/librte_ethdev/rte_flow.h
View File

@ -2848,6 +2848,27 @@ enum rte_flow_conv_op {
RTE_FLOW_CONV_OP_ACTION_NAME_PTR,
};
/**
* @warning
* @b EXPERIMENTAL: this API may change without prior notice.
*
* Dump hardware internal representation information of
* rte flow to file.
*
* @param[in] port_id
* The port identifier of the Ethernet device.
* @param[in] file
* A pointer to a file for output.
* @param[out] error
* Perform verbose error reporting if not NULL. PMDs initialize this
* structure in case of error only.
* @return
* 0 on success, a nagative value otherwise.
*/
__rte_experimental
int
rte_flow_dev_dump(uint16_t port_id, FILE *file, struct rte_flow_error *error);
/**
* Check if mbuf dynamic field for metadata is registered.
*

5
lib/librte_ethdev/rte_flow_driver.h
View File

@ -96,6 +96,11 @@ struct rte_flow_ops {
(struct rte_eth_dev *,
int,
struct rte_flow_error *);
/** See rte_flow_dev_dump(). */
int (*dev_dump)
(struct rte_eth_dev *dev,
FILE *file,
struct rte_flow_error *error);
};
/**