[PATCH] SysRq-X: show blocked tasks

[linux-2.6-omap-h63xx.git] / drivers / char / isicom.c

diff --git a/drivers/char/isicom.c b/drivers/char/isicom.c
index 913be23e0a2427e16b07ae6e422ba9e8632bf7ea..1637c1d9a4baf9f801da84c1e99bd39986ac3ed3 100644 (file)
--- a/drivers/char/isicom.c
+++ b/drivers/char/isicom.c
@@ -530,9 +530,9 @@ sched_again:
 /*     Interrupt handlers      */
 
 
-static void isicom_bottomhalf(void *data)
+static void isicom_bottomhalf(struct work_struct *work)
 {
-       struct isi_port *port = (struct isi_port *) data;
+       struct isi_port *port = container_of(work, struct isi_port, bh_tqueue);
        struct tty_struct *tty = port->tty;
 
        if (!tty)
@@ -546,7 +546,7 @@ static void isicom_bottomhalf(void *data)
  *     Main interrupt handler routine
  */
 
-static irqreturn_t isicom_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t isicom_interrupt(int irq, void *dev_id)
 {
        struct isi_board *card = dev_id;
        struct isi_port *port;
@@ -1062,11 +1062,12 @@ static void isicom_shutdown_port(struct isi_port *port)
 static void isicom_close(struct tty_struct *tty, struct file *filp)
 {
        struct isi_port *port = tty->driver_data;
-       struct isi_board *card = port->card;
+       struct isi_board *card;
        unsigned long flags;
 
        if (!port)
                return;
+       card = port->card;
        if (isicom_paranoia_check(port, tty->name, "isicom_close"))
                return;
 
@@ -1473,9 +1474,9 @@ static void isicom_start(struct tty_struct *tty)
 }
 
 /* hangup et all */
-static void do_isicom_hangup(void *data)
+static void do_isicom_hangup(struct work_struct *work)
 {
-       struct isi_port *port = data;
+       struct isi_port *port = container_of(work, struct isi_port, hangup_tq);
        struct tty_struct *tty;
 
        tty = port->tty;
@@ -1550,7 +1551,7 @@ static void isicom_unregister_ioregion(struct pci_dev *pdev)
        board->base = 0;
 }
 
-static struct tty_operations isicom_ops = {
+static const struct tty_operations isicom_ops = {
        .open                   = isicom_open,
        .close                  = isicom_close,
        .write                  = isicom_write,
@@ -1756,9 +1757,12 @@ static int __devinit load_firmware(struct pci_dev *pdev,
        if (retval)
                goto end;
 
+       retval = -EIO;
+
        for (frame = (struct stframe *)fw->data;
                        frame < (struct stframe *)(fw->data + fw->size);
-                       frame++) {
+                       frame = (struct stframe *)((u8 *)(frame + 1) +
+                               frame->count)) {
                if (WaitTillCardIsFree(base))
                        goto errrelfw;
 
@@ -1797,23 +1801,12 @@ static int __devinit load_firmware(struct pci_dev *pdev,
                }
        }
 
-       retval = -EIO;
-
-       if (WaitTillCardIsFree(base))
-               goto errrelfw;
-
-       outw(0xf2, base);
-       outw(0x800, base);
-       outw(0x0, base);
-       outw(0x0, base);
-       InterruptTheCard(base);
-       outw(0x0, base + 0x4); /* for ISI4608 cards */
-
 /* XXX: should we test it by reading it back and comparing with original like
  * in load firmware package? */
-       for (frame = (struct stframe*)fw->data;
-                       frame < (struct stframe*)(fw->data + fw->size);
-                       frame++) {
+       for (frame = (struct stframe *)fw->data;
+                       frame < (struct stframe *)(fw->data + fw->size);
+                       frame = (struct stframe *)((u8 *)(frame + 1) +
+                               frame->count)) {
                if (WaitTillCardIsFree(base))
                        goto errrelfw;
 
@@ -1863,6 +1856,17 @@ static int __devinit load_firmware(struct pci_dev *pdev,
                }
        }
 
+       /* xfer ctrl */
+       if (WaitTillCardIsFree(base))
+               goto errrelfw;
+
+       outw(0xf2, base);
+       outw(0x800, base);
+       outw(0x0, base);
+       outw(0x0, base);
+       InterruptTheCard(base);
+       outw(0x0, base + 0x4); /* for ISI4608 cards */
+
        board->status |= FIRMWARE_LOADED;
        retval = 0;
 
@@ -1962,8 +1966,8 @@ static int __devinit isicom_setup(void)
                        port->channel = channel;
                        port->close_delay = 50 * HZ/100;
                        port->closing_wait = 3000 * HZ/100;
-                       INIT_WORK(&port->hangup_tq, do_isicom_hangup, port);
-                       INIT_WORK(&port->bh_tqueue, isicom_bottomhalf, port);
+                       INIT_WORK(&port->hangup_tq, do_isicom_hangup);
+                       INIT_WORK(&port->bh_tqueue, isicom_bottomhalf);
                        port->status = 0;
                        init_waitqueue_head(&port->open_wait);
                        init_waitqueue_head(&port->close_wait);