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taprio: Add support for cycle-time-extension

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IEEE 802.1Q-2018 defines the concept of a cycle-time-extension, so the
last entry of a schedule before the start of a new schedule can be
extended, so "too-short" entries can be avoided.

Signed-off-by: Vinicius Costa Gomes <vinicius.gomes@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vinicius Costa Gomes 2019-04-29 15:48:33 -07:00 • committed by David S. Miller
parent 6ca6a66542
commit c25031e993
2 changed files with 30 additions and 6 deletions
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1
include/uapi/linux/pkt_sched.h
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@ -1168,6 +1168,7 @@ enum {
TCA_TAPRIO_PAD,
TCA_TAPRIO_ATTR_ADMIN_SCHED, /* The admin sched, only used in dump */
TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME, /* s64 */
TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION, /* s64 */
__TCA_TAPRIO_ATTR_MAX,
};