mISDN: Make layer1 timer 3 value configurable

For certification test it is very useful to change the layer1
timer3 value on runtime.

Signed-off-by: Karsten Keil <kkeil@linux-pingi.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/isdn/hardware/mISDN/hfcpci.c b/drivers/isdn/hardware/mISDN/hfcpci.c
index e2c83a2..5fe993e 100644
--- a/drivers/isdn/hardware/mISDN/hfcpci.c
+++ b/drivers/isdn/hardware/mISDN/hfcpci.c
@@ -1819,7 +1819,7 @@
 	switch (cq->op) {
 	case MISDN_CTRL_GETOP:
 		cq->op = MISDN_CTRL_LOOP | MISDN_CTRL_CONNECT |
-			MISDN_CTRL_DISCONNECT;
+			 MISDN_CTRL_DISCONNECT | MISDN_CTRL_L1_TIMER3;
 		break;
 	case MISDN_CTRL_LOOP:
 		/* channel 0 disabled loop */
@@ -1896,6 +1896,9 @@
 		Write_hfc(hc, HFCPCI_CONNECT, hc->hw.conn);
 		hc->hw.trm &= 0x7f;	/* disable IOM-loop */
 		break;
+	case MISDN_CTRL_L1_TIMER3:
+		ret = l1_event(hc->dch.l1, HW_TIMER3_VALUE | (cq->p1 & 0xff));
+		break;
 	default:
 		printk(KERN_WARNING "%s: unknown Op %x\n",
 		       __func__, cq->op);