---

yaml --- r: 26678 b: refs/heads/master c: 95563d3 h: refs/heads/master v: v3
git-mirror · May 9, 2006 · 91a382f · 91a382f
1 parent e65783d
commit 91a382f
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b33d0798e6cfae1fcee75afc808fe5690a48a814
+refs/heads/master: 95563d343fec8d3e2f667c95230ac4ab7674b757
diff --git a/trunk/drivers/i2c/busses/scx200_acb.c b/trunk/drivers/i2c/busses/scx200_acb.c
@@ -133,6 +133,9 @@ static void scx200_acb_machine(struct scx200_acb_iface *iface, u8 status)
 
 		outb(inb(ACBCTL1) | ACBCTL1_STOP, ACBCTL1);
 		outb(ACBST_STASTR | ACBST_NEGACK, ACBST);
+
+		/* Reset the status register */
+		outb(0, ACBST);
 		return;
 	}
 
@@ -228,6 +231,10 @@ static void scx200_acb_poll(struct scx200_acb_iface *iface)
 	timeout = jiffies + POLL_TIMEOUT;
 	while (time_before(jiffies, timeout)) {
 		status = inb(ACBST);
+
+		/* Reset the status register to avoid the hang */
+		outb(0, ACBST);
+
 		if ((status & (ACBST_SDAST|ACBST_BER|ACBST_NEGACK)) != 0) {
 			scx200_acb_machine(iface, status);
 			return;