This reverts commit 1b2faaf7e219fc2905d75afcd4c815e5d39eda80.
The Intuos4 series presents a bug in which it hangs if it receives
a set feature command while switching to the enhanced mode.
This bug is triggered when plugging an Intuos 4 while having
a gnome user session up and running.
Signed-off-by: Benjamin Tissoires <benjamin.tissoires(a)redhat.com>
Signed-off-by: Aristeu Rozanski <aris(a)redhat.com>
This patch is on its way upstream (it has been submitted to the list):
I already received a complain from Bastien that his Wacom was broken in F20,
so having this in F20 and rawhide would help the Intuos 4 users.
The regression has been introduced in the kernel v3.12, so F19, F20 and rawhide
drivers/input/tablet/wacom_sys.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c
index 852ce9d..afa4e8d 100644
@@ -536,6 +536,9 @@ static int wacom_set_device_mode(struct usb_interface *intf, int
error = wacom_set_report(intf, WAC_HID_FEATURE_REPORT,
report_id, rep_data, length, 1);
+ if (error >= 0)
+ error = wacom_get_report(intf, WAC_HID_FEATURE_REPORT,
+ report_id, rep_data, length, 1);
} while ((error < 0 || rep_data != mode) && limit++ <