HID: ntrig: explain firmware quirk

Commit 6549981bc5 ("HID: fix N-trig touch panel with recent firmware")
adds a quirk that is needed for devices with more recent firmware so that
they become operational.

As it's not directly obvious from the code why is it needed, a comment
is worthwile.

Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Jiri Kosina 2010-04-07 12:10:29 +02:00
parent 6549981bc5
commit c0858552c0

View File

@ -352,7 +352,8 @@ static int ntrig_probe(struct hid_device *hdev, const struct hid_device_id *id)
}
}
report = hdev->report_enum[HID_FEATURE_REPORT].report_id_hash[0x0a];
/* This is needed for devices with more recent firmware versions */
report = hdev->report_enum[HID_FEATURE_REPORT].report_id_hash[0x0a];
if (report)
usbhid_submit_report(hdev, report, USB_DIR_OUT);