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ETS, for "Enhanced Transmission Selection", is a set of configurations that
permit configuration of mapping of priorities to traffic classes, traffic
selection algorithm to use per traffic class, bandwidth allocation, etc.
Add a dcb subtool to allow showing and tweaking of individual ETS
configuration options. For example:
# dcb ets show dev eni1np1
willing on ets_cap 8 cbs off
tc-bw 0:0 1:0 2:0 3:0 4:100 5:0 6:0 7:0
pg-bw 0:0 1:0 2:0 3:0 4:0 5:0 6:0 7:0
tc-tsa 0:strict 1:strict 2:strict 3:strict 4:ets 5:strict 6:strict 7:strict
prio-tc 0:1 1:3 2:5 3:0 4:0 5:0 6:0 7:0
reco-tc-bw 0:0 1:0 2:0 3:0 4:0 5:0 6:0 7:0
reco-tc-tsa 0:strict 1:strict 2:strict 3:strict 4:strict 5:strict 6:strict 7:strict
reco-prio-tc 0:0 1:0 2:0 3:0 4:0 5:0 6:0 7:0
Signed-off-by: Petr Machata <me@pmachata.org>
Signed-off-by: David Ahern <dsahern@gmail.com>
44 lines
1.3 KiB
C
44 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __DCB_H__
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#define __DCB_H__ 1
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#include <stdbool.h>
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#include <stddef.h>
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/* dcb.c */
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struct dcb {
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char *buf;
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struct mnl_socket *nl;
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bool json_output;
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};
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int dcb_parse_mapping(const char *what_key, __u32 key, __u32 max_key,
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const char *what_value, __u32 value, __u32 max_value,
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void (*set_array)(__u32 index, __u32 value, void *data),
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void *set_array_data);
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int dcb_cmd_parse_dev(struct dcb *dcb, int argc, char **argv,
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int (*and_then)(struct dcb *dcb, const char *dev,
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int argc, char **argv),
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void (*help)(void));
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void dcb_set_u8(__u32 key, __u32 value, void *data);
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int dcb_get_attribute(struct dcb *dcb, const char *dev, int attr,
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void *data, size_t data_len);
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int dcb_set_attribute(struct dcb *dcb, const char *dev, int attr,
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const void *data, size_t data_len);
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void dcb_print_named_array(const char *json_name, const char *fp_name,
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const __u8 *array, size_t size,
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void (*print_array)(const __u8 *, size_t));
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void dcb_print_array_u8(const __u8 *array, size_t size);
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void dcb_print_array_kw(const __u8 *array, size_t array_size,
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const char *const kw[], size_t kw_size);
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/* dcb_ets.c */
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int dcb_cmd_ets(struct dcb *dcb, int argc, char **argv);
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#endif /* __DCB_H__ */
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