patch-2.4.0-test11 linux/drivers/pcmcia/i82365.c

• Lines: 45
• Date: Thu Nov 16 16:38:16 2000
• Orig file: v2.4.0-test10/linux/drivers/pcmcia/i82365.c
• Orig date: Wed May 3 01:45:17 2000

diff -u --recursive --new-file v2.4.0-test10/linux/drivers/pcmcia/i82365.c linux/drivers/pcmcia/i82365.c
@@ -859,6 +859,28 @@
 
 /*====================================================================*/
 
+static u_int pending_events[8];
+static spinlock_t pending_event_lock = SPIN_LOCK_UNLOCKED;
+
+static void pcic_bh(void *dummy)
+{
+	u_int events;
+	int i;
+
+	for (i=0; i < sockets; i++) {
+		spin_lock_irq(&pending_event_lock);
+		events = pending_events[i];
+		pending_events[i] = 0;
+		spin_unlock_irq(&pending_event_lock);
+		if (socket[i].handler)
+			socket[i].handler(socket[i].info, events);
+	}
+}
+
+static struct tq_struct pcic_task = {
+	routine:	pcic_bh
+};
+
 static void pcic_interrupt(int irq, void *dev,
 				    struct pt_regs *regs)
 {
@@ -893,8 +915,13 @@
 	    }
 	    ISA_UNLOCK(i, flags);
 	    DEBUG(2, "i82365: socket %d event 0x%02x\n", i, events);
-	    if (events)
-		socket[i].handler(socket[i].info, events);
+
+	    if (events) {
+		    spin_lock(&pending_event_lock);
+		    pending_events[i] |= events;
+		    spin_unlock(&pending_event_lock);
+		    schedule_task(&pcic_task);
+	    }
 	    active |= events;
 	}
 	if (!active) break;