if (ret == 8) {
ret = ntrig_version_string(&data[2], buf);
- dev_info(&hdev->dev,
- "Firmware version: %s (%02x%02x %02x%02x)\n",
+ hid_info(hdev, "Firmware version: %s (%02x%02x %02x%02x)\n",
buf, data[2], data[3], data[4], data[5]);
}
static int ntrig_event (struct hid_device *hid, struct hid_field *field,
struct hid_usage *usage, __s32 value)
{
- struct input_dev *input = field->hidinput->input;
struct ntrig_data *nd = hid_get_drvdata(hid);
+ struct input_dev *input;
+
+ /* Skip processing if not a claimed input */
+ if (!(hid->claimed & HID_CLAIMED_INPUT))
+ goto not_claimed_input;
+
+ /* This function is being called before the structures are fully
+ * initialized */
+ if(!(field->hidinput && field->hidinput->input))
+ return -EINVAL;
+
+ input = field->hidinput->input;
/* No special handling needed for the pen */
if (field->application == HID_DG_PEN)
}
}
+not_claimed_input:
+
/* we have handled the hidinput part, now remains hiddev */
if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_hid_event)
hid->hiddev_hid_event(hid, field, usage, value);
struct hid_report *report;
if (id->driver_data)
- hdev->quirks |= HID_QUIRK_MULTI_INPUT;
+ hdev->quirks |= HID_QUIRK_MULTI_INPUT
+ | HID_QUIRK_NO_INIT_REPORTS;
nd = kmalloc(sizeof(struct ntrig_data), GFP_KERNEL);
if (!nd) {
- dev_err(&hdev->dev, "cannot allocate N-Trig data\n");
+ hid_err(hdev, "cannot allocate N-Trig data\n");
return -ENOMEM;
}
ret = hid_parse(hdev);
if (ret) {
- dev_err(&hdev->dev, "parse failed\n");
+ hid_err(hdev, "parse failed\n");
goto err_free;
}
ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT & ~HID_CONNECT_FF);
if (ret) {
- dev_err(&hdev->dev, "hw start failed\n");
+ hid_err(hdev, "hw start failed\n");
goto err_free;
}