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path: root/drivers/input/mouse/psmouse-base.c
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Diffstat (limited to 'drivers/input/mouse/psmouse-base.c')
-rw-r--r--drivers/input/mouse/psmouse-base.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index bc1bc2653f15..3ab941d425ae 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -35,6 +35,7 @@
#include "elantech.h"
#include "sentelic.h"
#include "cypress_ps2.h"
+#include "focaltech.h"
#define DRIVER_DESC "PS/2 mouse driver"
@@ -720,6 +721,21 @@ static int psmouse_extensions(struct psmouse *psmouse,
{
bool synaptics_hardware = false;
+/* Always check for focaltech, this is safe as it uses pnp-id matching */
+ if (psmouse_do_detect(focaltech_detect, psmouse, set_properties) == 0) {
+ if (!set_properties || focaltech_init(psmouse) == 0) {
+ /*
+ * Not supported yet, use bare protocol.
+ * Note that we need to also restrict
+ * psmouse_max_proto so that psmouse_initialize()
+ * does not try to reset rate and resolution,
+ * because even that upsets the device.
+ */
+ psmouse_max_proto = PSMOUSE_PS2;
+ return PSMOUSE_PS2;
+ }
+ }
+
/*
* We always check for lifebook because it does not disturb mouse
* (it only checks DMI information).