Input: tsc2007 - make sure platform provides get_pendown_state()
The platform codes must provide get_pendown_state() for the driver
to work properly.
Signed-off-by: Kwangwoo Lee <kwangwoo.lee@gmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/input/touchscreen/tsc2007.c b/drivers/input/touchscreen/tsc2007.c
index 536668f..edd4f64 100644
--- a/drivers/input/touchscreen/tsc2007.c
+++ b/drivers/input/touchscreen/tsc2007.c
@@ -256,7 +256,7 @@
struct input_dev *input_dev;
int err;
- if (!pdata) {
+ if (!pdata || !pdata->get_pendown_state) {
dev_err(&client->dev, "platform data is required!\n");
return -EINVAL;
}