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Diffstat (limited to 'drivers/input/mouse/psmouse-base.c')
-rw-r--r--drivers/input/mouse/psmouse-base.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index cff065f6261..26994f6a2b2 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"
@@ -462,6 +463,20 @@ static int psmouse_poll(struct psmouse *psmouse)
PSMOUSE_CMD_POLL | (psmouse->pktsize << 8));
}
+/*
+ * psmouse_matches_pnp_id - check if psmouse matches one of the passed in ids.
+ */
+bool psmouse_matches_pnp_id(struct psmouse *psmouse, const char * const ids[])
+{
+ int i;
+
+ if (!strncmp(psmouse->ps2dev.serio->firmware_id, "PNP:", 4))
+ for (i = 0; ids[i]; i++)
+ if (strstr(psmouse->ps2dev.serio->firmware_id, ids[i]))
+ return true;
+
+ return false;
+}
/*
* Genius NetMouse magic init.
@@ -670,6 +685,8 @@ static void psmouse_apply_defaults(struct psmouse *psmouse)
__set_bit(REL_X, input_dev->relbit);
__set_bit(REL_Y, input_dev->relbit);
+ __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
+
psmouse->set_rate = psmouse_set_rate;
psmouse->set_resolution = psmouse_set_resolution;
psmouse->poll = psmouse_poll;
@@ -706,6 +723,21 @@ 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).