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Add some ad_wait_init() calls to fix some problems in some configs (e.g.

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PC98, CS4231A, "pcm0: play interrupt timeout").

PR:		45682
Submitted by:	Watanabe Kazuhiro <CQG00620@nifty.ne.jp>
This commit is contained in:
netchild 2005-09-11 13:59:02 +00:00
parent e017759312
commit f5ccdce26c
1 changed files with 5 additions and 1 deletions
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6
sys/dev/sound/isa/mss.c
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@ -974,6 +974,7 @@ mss_speed(struct mss_chinfo *ch, int speed)
abs(speed-speeds[i]) < abs(speed-speeds[sel])) sel = i;
speed = speeds[sel];
ad_write(mss, 8, (ad_read(mss, 8) & 0xf0) | sel);
ad_wait_init(mss, 10000);
}
ad_leave_MCE(mss);
@ -1013,8 +1014,11 @@ mss_format(struct mss_chinfo *ch, u_int32_t format)
arg <<= 4;
ad_enter_MCE(mss);
ad_write(mss, 8, (ad_read(mss, 8) & 0x0f) | arg);
if (ad_read(mss, 12) & 0x40) /* mode2? */
ad_wait_init(mss, 10000);
if (ad_read(mss, 12) & 0x40) { /* mode2? */
ad_write(mss, 28, arg); /* capture mode */
ad_wait_init(mss, 10000);
}
ad_leave_MCE(mss);
return format;
}