[src/trunk]: src/sys/dev/pci * azalia_mixer_init()

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

details:   https://anonhg.NetBSD.org/src/rev/74833890501d
branches:  trunk
changeset: 583368:74833890501d
user:      kent <kent%NetBSD.org@localhost>
date:      Tue Aug 02 13:20:50 2005 +0000

description:
* azalia_mixer_init()
  set AUDIO_MAX_GAIN/2 to all of volume items.

diffstat:

 sys/dev/pci/azalia.c |  26 ++++++++++++++++++++++++--
 1 files changed, 24 insertions(+), 2 deletions(-)

diffs (47 lines):

diff -r 7cbbf5cdf0ad -r 74833890501d sys/dev/pci/azalia.c
--- a/sys/dev/pci/azalia.c      Tue Aug 02 12:11:14 2005 +0000
+++ b/sys/dev/pci/azalia.c      Tue Aug 02 13:20:50 2005 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: azalia.c,v 1.10 2005/08/02 11:17:56 kent Exp $ */
+/*     $NetBSD: azalia.c,v 1.11 2005/08/02 13:20:50 kent Exp $ */
 
 /*-
  * Copyright (c) 2005 The NetBSD Foundation, Inc.
@@ -49,7 +49,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: azalia.c,v 1.10 2005/08/02 11:17:56 kent Exp $");
+__KERNEL_RCSID(0, "$NetBSD: azalia.c,v 1.11 2005/08/02 13:20:50 kent Exp $");
 
 #include <sys/param.h>
 #include <sys/device.h>
@@ -2302,6 +2302,28 @@
                azalia_mixer_set(this, &mc);
        }
 
+       /* set unextreme volume */
+       for (i = 0; i < this->nmixers; i++) {
+               mixer_ctrl_t mc;
+
+               if (!IS_MI_TARGET_INAMP(this->mixers[i].target) &&
+                   this->mixers[i].target != MI_TARGET_OUTAMP &&
+                   this->mixers[i].target != MI_TARGET_VOLUME)
+                       continue;
+               if (this->mixers[i].devinfo.type != AUDIO_MIXER_VALUE)
+                       continue;
+               mc.dev = i;
+               mc.type = AUDIO_MIXER_VALUE;
+               mc.un.value.num_channels = 1;
+               mc.un.value.level[0] = AUDIO_MAX_GAIN / 2;
+               if (this->mixers[i].target != MI_TARGET_VOLUME &&
+                   this->w[this->mixers[i].nid].widgetcap & COP_AWCAP_STEREO) {
+                       mc.un.value.num_channels = 2;
+                       mc.un.value.level[1] = AUDIO_MAX_GAIN / 2;
+               }
+               azalia_mixer_set(this, &mc);
+       }
+
        return 0;
 }