Update of /cvsroot/alsa/alsa-kernel/pci/ac97
In directory sc8-pr-cvs1:/tmp/cvs-serv12857
Modified Files:
ac97_patch.c
Log Message:
- define AD198x bits.
- enable AD-compatible mode on AD1985.
Index: ac97_patch.c
===================================================================
RCS file: /cvsroot/alsa/alsa-kernel/pci/ac97/ac97_patch.c,v
retrieving revision 1.18
retrieving revision 1.19
diff -u -r1.18 -r1.19
--- ac97_patch.c 30 Jul 2003 10:54:03 -0000 1.18
+++ ac97_patch.c 27 Aug 2003 16:04:36 -0000 1.19
@@ -695,6 +695,28 @@
return 0;
}
+/* MISC bits */
+#define AC97_AD198X_MBC 0x0003 /* mic boost */
+#define AC97_AD198X_MBC_20 0x0000 /* +20dB */
+#define AC97_AD198X_MBC_10 0x0001 /* +10dB */
+#define AC97_AD198X_MBC_30 0x0002 /* +30dB */
+#define AC97_AD198X_VREFD 0x0004 /* VREF high-Z */
+#define AC97_AD198X_VREFH 0x0008 /* 2.25V, 3.7V */
+#define AC97_AD198X_VREF_0 0x000c /* 0V */
+#define AC97_AD198X_SRU 0x0010 /* sample rate unlock */
+#define AC97_AD198X_LOSEL 0x0020 /* LINE_OUT amplifiers input select */
+#define AC97_AD198X_2MIC 0x0040 /* 2-channel mic select */
+#define AC97_AD198X_SPRD 0x0080 /* SPREAD enable */
+#define AC97_AD198X_DMIX0 0x0100 /* downmix mode: 0 = 6-to-4, 1 = 6-to-2
downmix */
+#define AC97_AD198X_DMIX1 0x0300 /* downmix mode: 1 = enabled */
+#define AC97_AD198X_HPSEL 0x0400 /* headphone amplifier input select */
+#define AC97_AD198X_CLDIS 0x0800 /* center/lfe disable */
+#define AC97_AD198X_LODIS 0x1000 /* LINE_OUT disable */
+#define AC97_AD198X_MSPLT 0x2000 /* mute split */
+#define AC97_AD198X_AC97NC 0x4000 /* AC97 no compatible mode */
+#define AC97_AD198X_DACZ 0x8000 /* DAC zero-fill mode */
+
+
static int snd_ac97_ad1980_spdif_source_info(snd_kcontrol_t *kcontrol,
snd_ctl_elem_info_t * uinfo)
{
static char *texts[2] = { "AC-Link", "A/D Converter" };
@@ -755,7 +777,9 @@
/* Switch FRONT/SURROUND LINE-OUT/HP-OUT default connection */
/* it seems that most vendors connect line-out connector to headphone out of
AC'97 */
misc = snd_ac97_read(ac97, AC97_AD_MISC);
- snd_ac97_write_cache(ac97, AC97_AD_MISC, misc | 0x0420);
+ snd_ac97_write_cache(ac97, AC97_AD_MISC, misc |
+ AC97_AD198X_LOSEL |
+ AC97_AD198X_HPSEL);
return 0;
}
@@ -768,7 +792,14 @@
misc = snd_ac97_read(ac97, AC97_AD_MISC);
/* switch front/surround line-out/hp-out */
/* center/LFE, surround in High-Z mode */
- snd_ac97_write_cache(ac97, AC97_AD_MISC, misc | 0x1c28);
+ /* AD-compatible mode */
+ snd_ac97_write_cache(ac97, AC97_AD_MISC, misc |
+ AC97_AD198X_VREFD |
+ AC97_AD198X_LOSEL |
+ AC97_AD198X_HPSEL |
+ AC97_AD198X_CLDIS |
+ AC97_AD198X_LODIS |
+ AC97_AD198X_AC97NC);
return 0;
}
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