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Input: ALPS - unconditionally enable tapping mode
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The condition in alps_init() was also inverted and the driver
was enabling tapping mode only if it was already enabled.

Signed-off-by: Peter Osterlund <petero2@telia.com>
Signed-off-by: Vojtech Pavlik <vojtech@suse.cz>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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Peter Osterlund authored and Dmitry Torokhov committed Jul 11, 2005
1 parent b30dc12 commit 963f626
Showing 1 changed file with 7 additions and 18 deletions.
25 changes: 7 additions & 18 deletions drivers/input/mouse/alps.c
Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
* ALPS touchpad PS/2 mouse driver
*
* Copyright (c) 2003 Neil Brown <neilb@cse.unsw.edu.au>
* Copyright (c) 2003 Peter Osterlund <petero2@telia.com>
* Copyright (c) 2003-2005 Peter Osterlund <petero2@telia.com>
* Copyright (c) 2004 Dmitry Torokhov <dtor@mail.ru>
* Copyright (c) 2005 Vojtech Pavlik <vojtech@suse.cz>
*
Expand Down Expand Up @@ -350,7 +350,6 @@ static int alps_tap_mode(struct psmouse *psmouse, int enable)
static int alps_reconnect(struct psmouse *psmouse)
{
struct alps_data *priv = psmouse->private;
unsigned char param[4];
int version;

psmouse_reset(psmouse);
Expand All @@ -361,14 +360,13 @@ static int alps_reconnect(struct psmouse *psmouse)
if ((priv->i->flags & ALPS_PASS) && alps_passthrough_mode(psmouse, 1))
return -1;

if (alps_get_status(psmouse, param))
if (alps_tap_mode(psmouse, 1)) {
printk(KERN_WARNING "alps.c: Failed to reenable hardware tapping\n");
return -1;

if (!(param[0] & 0x04))
alps_tap_mode(psmouse, 1);
}

if (alps_absolute_mode(psmouse)) {
printk(KERN_ERR "alps.c: Failed to enable absolute mode\n");
printk(KERN_ERR "alps.c: Failed to reenable absolute mode\n");
return -1;
}

Expand All @@ -389,7 +387,6 @@ static void alps_disconnect(struct psmouse *psmouse)
int alps_init(struct psmouse *psmouse)
{
struct alps_data *priv;
unsigned char param[4];
int version;

psmouse->private = priv = kmalloc(sizeof(struct alps_data), GFP_KERNEL);
Expand All @@ -403,16 +400,8 @@ int alps_init(struct psmouse *psmouse)
if ((priv->i->flags & ALPS_PASS) && alps_passthrough_mode(psmouse, 1))
goto init_fail;

if (alps_get_status(psmouse, param)) {
printk(KERN_ERR "alps.c: touchpad status report request failed\n");
goto init_fail;
}

if (param[0] & 0x04) {
printk(KERN_INFO "alps.c: Enabling hardware tapping\n");
if (alps_tap_mode(psmouse, 1))
printk(KERN_WARNING "alps.c: Failed to enable hardware tapping\n");
}
if (alps_tap_mode(psmouse, 1))
printk(KERN_WARNING "alps.c: Failed to enable hardware tapping\n");

if (alps_absolute_mode(psmouse)) {
printk(KERN_ERR "alps.c: Failed to enable absolute mode\n");
Expand Down

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