sound: Return if the new speed/format is the same as the current one
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Authored by christos on Mon, Dec 9, 10:58 PM.

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Summary

This gives us a slight performance boost since we do not have to go
through chn_setparam() and the driver functions.

Sponsored by: The FreeBSD Foundation
MFC after: 2 days

Repository

rG FreeBSD src repository

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Unit

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Build Status

Buildable 61060
Build 57944: arc lint + arc unit

christos requested review of this revision.Mon, Dec 9, 10:58 PM

This looks OK.

This revision is now accepted and ready to land.Tue, Dec 10, 2:02 AM

Path

Size

sys/

dev/

sound/

pcm/

6 lines