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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2010-05-13 00:42:23 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2010-05-13 00:43:26 -0700
commitef110b24e28f36620f63dab94708a17c7e267358 (patch)
tree0b194aa3d7069983de14d821c3a044557008ce9d /drivers/input
parent504e8beed161bd11a2c6cbb8aaf352c14d39b5bb (diff)
Input: psmouse - reset all types of mice before reconnecting
Synaptics hardware requires resetting device after suspend to ram in order for the device to be operational. The reset lives in synaptics-specific reconnect handler, but it is not being invoked if synaptics support is disabled and the device is handled as a standard PS/2 device (bare or IntelliMouse protocol). Let's add reset into generic reconnect handler as well. Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input')
-rw-r--r--drivers/input/mouse/psmouse-base.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index cbc807264940..a3c97315a473 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -1394,6 +1394,7 @@ static int psmouse_reconnect(struct serio *serio)
struct psmouse *psmouse = serio_get_drvdata(serio);
struct psmouse *parent = NULL;
struct serio_driver *drv = serio->drv;
+ unsigned char type;
int rc = -1;
if (!drv || !psmouse) {
@@ -1413,10 +1414,15 @@ static int psmouse_reconnect(struct serio *serio)
if (psmouse->reconnect) {
if (psmouse->reconnect(psmouse))
goto out;
- } else if (psmouse_probe(psmouse) < 0 ||
- psmouse->type != psmouse_extensions(psmouse,
- psmouse_max_proto, false)) {
- goto out;
+ } else {
+ psmouse_reset(psmouse);
+
+ if (psmouse_probe(psmouse) < 0)
+ goto out;
+
+ type = psmouse_extensions(psmouse, psmouse_max_proto, false);
+ if (psmouse->type != type)
+ goto out;
}
/* ok, the device type (and capabilities) match the old one,