CVS commit: [netbsd-8] src/sys/dev

["Martin Husemann" <martin%netbsd.org@localhost>]

Module Name:    src
Committed By:   martin
Date:           Thu Aug 31 11:10:37 UTC 2017

Modified Files:
        src/sys/dev [netbsd-8]: audio.c

Log Message:
Pull up following revision(s) (requested by nat in ticket #238):
        sys/dev/audio.c: revision 1.392
        sys/dev/audio.c: revision 1.386
        sys/dev/audio.c: revision 1.387
Reset mixer ports on opening /dev/sound.
This fixes an issue reported on port-arm@ by Brian Buhrow.

Ensure to call mix write if inserting silence into the hw ring.
Addresses PR kern/52459.
Patch provided and tested by isaki@.

If the harware ring is starved of data...Insert silence into the mix ring
so mix_write can function properly.


To generate a diff of this commit:
cvs rdiff -u -r1.357.2.4 -r1.357.2.5 src/sys/dev/audio.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.