[src/trunk]: src/share/man/man4 Document the HDAUDIO_ENABLE_HDMI and HDAUDIO_...

[rkujawa <rkujawa%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/fadfab42f968
branches:  trunk
changeset: 1009899:fadfab42f968
user:      rkujawa <rkujawa%NetBSD.org@localhost>
date:      Wed May 06 20:15:15 2020 +0000

description:
Document the HDAUDIO_ENABLE_HDMI and HDAUDIO_ENABLE_DISPLAYPORT options.

diffstat:

 share/man/man4/hdaudio.4 |  11 ++++++++++-
 1 files changed, 10 insertions(+), 1 deletions(-)

diffs (32 lines):

diff -r 4f7850bf6c01 -r fadfab42f968 share/man/man4/hdaudio.4
--- a/share/man/man4/hdaudio.4  Wed May 06 20:09:26 2020 +0000
+++ b/share/man/man4/hdaudio.4  Wed May 06 20:15:15 2020 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: hdaudio.4,v 1.15 2020/02/16 10:45:42 jmcneill Exp $
+.\"    $NetBSD: hdaudio.4,v 1.16 2020/05/06 20:15:15 rkujawa Exp $
 .\"
 .\" Copyright (c) 2009, 2010 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -40,6 +40,8 @@
 .Pp
 .Cd "options HDAUDIOVERBOSE"
 .Cd "options HDAUDIO_DEBUG"
+.Cd "options HDAUDIO_ENABLE_DISPLAYPORT"
+.Cd "options HDAUDIO_ENABLE_HDMI"
 .Cd "options HDAFG_DEBUG"
 .Sh DESCRIPTION
 The
@@ -82,6 +84,13 @@
 By following the published mechanisms for common implementations of widget
 parsing, it is expected that nearly all High Definition Audio devices will
 be supported without requiring per-device quirks.
+.Pp
+The
+.Dv HDAUDIO_ENABLE_DISPLAYPORT
+and
+.Dv HDAUDIO_ENABLE_HDMI
+options enable support for DisplayPort and HDMI audio output, which is disabled
+by default.
 .Sh HARDWARE
 In addition to many on-board sound cards included in mainboards, the following
 add-on card is supported: