- add support for 4, 6, and 8 channel playback

- print chip version in `audioctl version'
- advertise some features of supported hardware in the man page
- CMI8768 now working properly

yes! ratchov@

1 files changed, 24 insertions, 6 deletions

diff --git a/share/man/man4/cmpci.4 b/share/man/man4/cmpci.4
index 5f9fc06de64..b6539eb6737 100644
--- a/share/man/man4/cmpci.4
+++ b/share/man/man4/cmpci.4
@@ -1,4 +1,4 @@
-.\" $OpenBSD: cmpci.4,v 1.10 2007/05/31 19:19:49 jmc Exp $
+.\" $OpenBSD: cmpci.4,v 1.11 2008/01/09 02:17:52 jakemsr Exp $
 .\"
 .\" Copyright (c) 2000 Takuya SHIOZAKI
 .\" All rights reserved.
@@ -24,21 +24,39 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: May 31 2007 $
+.Dd $Mdocdate: January 9 2008 $
 .Dt CMPCI 4
 .Os
 .Sh NAME
 .Nm cmpci
-.Nd C-Media CMI8x38 PCI audio device
+.Nd C-Media CMI8338, CMI8738, CMI8768 PCI audio devices
 .Sh SYNOPSIS
 .Cd "cmpci* at pci?"
 .Cd "audio* at cmpci?"
 .Sh DESCRIPTION
 The
 .Nm
-driver supports the C-Media CMI8338A, CMI8338B, CMI8738 and CMI8738B
-sound chips present in some PCI sound cards and some integrated
-PC motherboard chipsets (such as the SiS 530).
+driver supports the C-Media CMI8338A, CMI8338B, CMI8738, CMI8738B
+and CMI8768 sound chips present in some PCI sound cards and some
+integrated PC motherboard chipsets (such as the SiS 530).
+.Pp
+Hardware features:
+.Bl -bullet -offset indent
+.It
+Supports 8 common sample rates from 5512 Hz to 48000 Hz
+.It
+Hardware full-duplex support enables simultaneous record and playback
+.It
+Some CMI8738 versions support 4 and 6 channel playback
+.It
+CMI8768 chips support 4, 6, and 8 channel playback
+.It
+CMI8768 chips can only record sample rates of 44100 Hz or 48000 Hz
+.It
+Hardware copying of front to rear for playing stereo input on 4 speakers
+.It
+S/PDIF input and output
+.El
 .Sh SEE ALSO
 .Xr audio 4 ,
 .Xr intro 4 ,