[PATCH] 2.5.69 synclink_cs.c

Paul Fulghum (paulkf@microgate.com)
13 May 2003 13:12:27 -0500


* Remove PCMCIA release from timer context
* Add irqreturn_t to ISR
* Add dosyncppp module parameter

Please apply.

--- linux-2.5.69/drivers/char/pcmcia/synclink_cs.c 2003-05-06 14:16:19.000000000 -0500
+++ linux-2.5.69-mg/drivers/char/pcmcia/synclink_cs.c 2003-05-13 13:08:55.000000000 -0500
@@ -1,7 +1,7 @@
/*
* linux/drivers/char/pcmcia/synclink_cs.c
*
- * $Id: synclink_cs.c,v 4.6 2003/04/21 17:46:55 paulkf Exp $
+ * $Id: synclink_cs.c,v 4.10 2003/05/13 16:06:03 paulkf Exp $
*
* Device driver for Microgate SyncLink PC Card
* multiprotocol serial adapter.
@@ -430,7 +430,7 @@
static int rx_alloc_buffers(MGSLPC_INFO *info);
static void rx_free_buffers(MGSLPC_INFO *info);

-static void mgslpc_isr(int irq, void *dev_id, struct pt_regs * regs);
+static irqreturn_t mgslpc_isr(int irq, void *dev_id, struct pt_regs * regs);

/*
* Bottom half interrupt handlers
@@ -476,6 +476,7 @@

static int debug_level = 0;
static int maxframe[MAX_DEVICE_COUNT] = {0,};
+static int dosyncppp[MAX_DEVICE_COUNT] = {1,1,1,1};

/* The old way: bit map of interrupts to choose from */
/* This means pick from 15, 14, 12, 11, 10, 9, 7, 5, 4, and 3 */
@@ -492,11 +493,12 @@
MODULE_PARM(cuamajor,"i");
MODULE_PARM(debug_level,"i");
MODULE_PARM(maxframe,"1-" __MODULE_STRING(MAX_DEVICE_COUNT) "i");
+MODULE_PARM(dosyncppp,"1-" __MODULE_STRING(MAX_DEVICE_COUNT) "i");

MODULE_LICENSE("GPL");

static char *driver_name = "SyncLink PC Card driver";
-static char *driver_version = "$Revision: 4.6 $";
+static char *driver_version = "$Revision: 4.10 $";

static struct tty_driver serial_driver, callout_driver;
static int serial_refcount;
@@ -574,9 +576,6 @@
link->priv = info;

/* Initialize the dev_link_t structure */
- init_timer(&link->release);
- link->release.function = &mgslpc_release;
- link->release.data = (u_long)link;

/* Interrupt setup */
link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
@@ -813,7 +812,7 @@
link->state &= ~DEV_PRESENT;
if (link->state & DEV_CONFIG) {
((MGSLPC_INFO *)link->priv)->stop = 1;
- mod_timer(&link->release, jiffies + HZ/20);
+ mgslpc_release((u_long)link);
}
break;
case CS_EVENT_CARD_INSERTION:
@@ -1356,7 +1355,7 @@
* dev_id device ID supplied during interrupt registration
* regs interrupted processor context
*/
-static void mgslpc_isr(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t mgslpc_isr(int irq, void *dev_id, struct pt_regs * regs)
{
MGSLPC_INFO * info = (MGSLPC_INFO *)dev_id;
unsigned short isr;
@@ -1366,10 +1365,10 @@
if (debug_level >= DEBUG_LEVEL_ISR)
printk("mgslpc_isr(%d) entry.\n", irq);
if (!info)
- return;
+ return IRQ_NONE;

if (!(info->link.state & DEV_CONFIG))
- return;
+ return IRQ_HANDLED;

spin_lock(&info->lock);

@@ -1459,6 +1458,8 @@
if (debug_level >= DEBUG_LEVEL_ISR)
printk("%s(%d):mgslpc_isr(%d)exit.\n",
__FILE__,__LINE__,irq);
+
+ return IRQ_HANDLED;
}

/* Initialize and start device.
@@ -3113,8 +3114,7 @@
if (info->line < MAX_DEVICE_COUNT) {
if (maxframe[info->line])
info->max_frame_size = maxframe[info->line];
-// info->dosyncppp = dosyncppp[info->line];
- info->dosyncppp = 1;
+ info->dosyncppp = dosyncppp[info->line];
}

mgslpc_device_count++;
@@ -3276,7 +3276,6 @@

unregister_pccard_driver(&dev_info);
while (dev_list != NULL) {
- del_timer(&dev_list->release);
if (dev_list->state & DEV_CONFIG)
mgslpc_release((u_long)dev_list);
mgslpc_detach(dev_list);

-- 
Paul Fulghum, paulkf@microgate.com
Microgate Corporation, http://www.microgate.com

- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/