[PATCH 4/4] input: tablet: pegasus_notetaker: Set device mode in reset_resume() if in use

From: Martin Kepplinger
Date: Mon Jul 18 2016 - 10:29:42 EST


Signed-off-by: Martin Kepplinger <martink@xxxxxxxxx>
---
drivers/input/tablet/pegasus_notetaker.c | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/drivers/input/tablet/pegasus_notetaker.c b/drivers/input/tablet/pegasus_notetaker.c
index 07436c6..b172247 100644
--- a/drivers/input/tablet/pegasus_notetaker.c
+++ b/drivers/input/tablet/pegasus_notetaker.c
@@ -398,7 +398,19 @@ static int pegasus_resume(struct usb_interface *intf)

static int pegasus_reset_resume(struct usb_interface *intf)
{
- return pegasus_resume(intf);
+ struct pegasus *pegasus = usb_get_intfdata(intf);
+ int retval = 0;
+
+ mutex_lock(&pegasus->dev->mutex);
+ if (pegasus->dev->users) {
+ retval = pegasus_set_mode(pegasus, PEN_MODE_XY,
+ NOTETAKER_LED_MOUSE);
+ if (!retval && usb_submit_urb(pegasus->irq, GFP_NOIO) < 0)
+ retval = -EIO;
+ }
+ mutex_unlock(&pegasus->dev->mutex);
+
+ return retval;
}

static const struct usb_device_id pegasus_ids[] = {
--
2.1.4