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cxgbe: Only run ktls_tick when NIC TLS is enabled.
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Authored by jhb on Oct 13 2021, 9:11 PM.
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Details

Summary

Previously the body of ktls_tick was a nop when NIC TLS was disabled,
but the callout was still scheduled consuming power on otherwise-idle
systems with Chelsio T6 adapters. Now the callout only runs while NIC
TLS is enabled on at least one interface of an adapter.

Reported by: mav
Sponsored by: Chelsio Communications

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rS FreeBSD src repository - subversion
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Buildable 42131
Build 39019: arc lint + arc unit