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Emit a warning if invalid mode passed to ac97_setextmode.

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MFC after:	3 days
This commit is contained in:
orion 2001-11-21 04:08:10 +00:00
parent fe6477f740
commit d2aa7f01a3
1 changed files with 6 additions and 3 deletions
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9
sys/dev/sound/pcm/ac97.c
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@ -206,10 +206,10 @@ ac97_setrate(struct ac97_info *codec, int which, int rate)
u_int16_t v;
switch(which) {
case AC97_REGEXT_FDACRATE:
case AC97_REGEXT_FDACRATE:
case AC97_REGEXT_SDACRATE:
case AC97_REGEXT_LDACRATE:
case AC97_REGEXT_LADCRATE:
case AC97_REGEXT_LADCRATE:
case AC97_REGEXT_MADCRATE:
break;
@ -235,8 +235,11 @@ int
ac97_setextmode(struct ac97_info *codec, u_int16_t mode)
{
mode &= AC97_EXTCAPS;
if ((mode & ~codec->extcaps) != 0)
if ((mode & ~codec->extcaps) != 0) {
device_printf(codec->dev, "ac97 invalid mode set 0x%04x\n",
mode);
return -1;
}
snd_mtxlock(codec->lock);
wrcd(codec, AC97_REGEXT_STAT, mode);
codec->extstat = rdcd(codec, AC97_REGEXT_STAT) & AC97_EXTCAPS;