--- via82cxxx_audio.c.orig	Mon Feb  5 21:17:19 2001
+++ via82cxxx_audio.c	Mon Feb  5 21:23:13 2001
@@ -1598,6 +1598,7 @@
 {
 	struct via_info *card = dev_id;
 	u32 status32;
+	u8 status;
 
 	/* to minimize interrupt sharing costs, we use the SGD status
 	 * shadow register to check the status of all inputs and
@@ -1609,6 +1610,12 @@
 		return;
 
 	DPRINTK ("intr, status32 == 0x%08X\n", status32);
+
+	if (card->ch_out.sgtable == NULL) {
+	        status = inb (card->baseaddr + VIA_BASE0_PCM_OUT_CHAN) & (VIA_SGD_FLAG | VIA_SGD_EOL | VIA_SGD_STOPPED);
+		printk("%x %x\n", status32, status);
+		return;
+	}
 
 	/* synchronize interrupt handling under SMP.  this spinlock
 	 * goes away completely on UP