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path: root/drivers/char/isicom.c
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Diffstat (limited to 'drivers/char/isicom.c')
-rw-r--r--drivers/char/isicom.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/char/isicom.c b/drivers/char/isicom.c
index a59eac584d16..4d745a89504f 100644
--- a/drivers/char/isicom.c
+++ b/drivers/char/isicom.c
@@ -329,7 +329,7 @@ static inline void drop_rts(struct isi_port *port)
/* card->lock MUST NOT be held */
-static void isicom_raise_dtr_rts(struct tty_port *port)
+static void isicom_dtr_rts(struct tty_port *port, int on)
{
struct isi_port *ip = container_of(port, struct isi_port, port);
struct isi_board *card = ip->card;
@@ -339,10 +339,17 @@ static void isicom_raise_dtr_rts(struct tty_port *port)
if (!lock_card(card))
return;
- outw(0x8000 | (channel << card->shift_count) | 0x02, base);
- outw(0x0f04, base);
- InterruptTheCard(base);
- ip->status |= (ISI_DTR | ISI_RTS);
+ if (on) {
+ outw(0x8000 | (channel << card->shift_count) | 0x02, base);
+ outw(0x0f04, base);
+ InterruptTheCard(base);
+ ip->status |= (ISI_DTR | ISI_RTS);
+ } else {
+ outw(0x8000 | (channel << card->shift_count) | 0x02, base);
+ outw(0x0C04, base);
+ InterruptTheCard(base);
+ ip->status &= ~(ISI_DTR | ISI_RTS);
+ }
unlock_card(card);
}
@@ -1339,7 +1346,7 @@ static const struct tty_operations isicom_ops = {
static const struct tty_port_operations isicom_port_ops = {
.carrier_raised = isicom_carrier_raised,
- .raise_dtr_rts = isicom_raise_dtr_rts,
+ .dtr_rts = isicom_dtr_rts,
};
static int __devinit reset_card(struct pci_dev *pdev,