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Input: set INPUT_PROP_POINTING_STICK in hid-lenovo

PATCH Superseded Andreas Fleig 2 participants 3 messages Apr 8, 2015 – Apr 14, 2015

Subsystems (2)

v2 of 4 Superseded Latest is v4 →

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#0 lore raw

PATCH v2 1/1 Input: set INPUT_PROP_POINTING_STICK in hid-lenovo

Set flags INPUT_PROP_POINTER and INPUT_PROP_POINTING_STICK for the trackpoint integrated in Lenovo USB and Bluetooth keyboards. Libinput checks these flags to enable features such as middle-button-scrolling by default.

drivers/hid/hid-lenovo.c +0 -0
index c4c3f09..c4da65d 100644
@@ -762,6 +762,16 @@ static void lenovo_remove(struct hid_device *hdev)
	hid_hw_stop(hdev);
}

+static void lenovo_input_configured(struct hid_device *hdev,
+ struct hid_input *hi)
+{
+ if (test_bit(EV_REL, hi->input->evbit)) {
+ /* set only for trackpoint device */
+ __set_bit(INPUT_PROP_POINTER, hi->input->propbit);
+ __set_bit(INPUT_PROP_POINTING_STICK, hi->input->propbit);
+ }
+}
+
static const struct hid_device_id lenovo_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) }, { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD)
},
@@ -774,6 +784,7 @@ MODULE_DEVICE_TABLE(hid, lenovo_devices);

static struct hid_driver lenovo_driver = {
	.name = "lenovo",
	.id_table = lenovo_devices,

+ .input_configured = lenovo_input_configured,
.input_mapping = lenovo_input_mapping,
.probe = lenovo_probe,
.remove = lenovo_remove,

#1 lore raw

Hi Andreas,

[please do not forget to CC Jiri when submitting to HID, or your patch will get lost]

Quoted 11 lines · Andreas Fleig

Set flags INPUT_PROP_POINTER and INPUT_PROP_POINTING_STICK for the trackpoint integrated in Lenovo USB and Bluetooth keyboards. Libinput checks these flags to enable features such as middle-button-scrolling by default.

drivers/hid/hid-lenovo.c +0 -0
index c4c3f09..c4da65d 100644

drivers/hid/hid-lenovo.c static void lenovo_remove(struct hid_device *hdev) · line 768

Quoted 7 lines
drivers/hid/hid-lenovo.c +4 -0
@@ -762,6 +762,16 @@ static void lenovo_remove(struct hid_device *hdev)
        hid_hw_stop(hdev);
 }
 
+static void lenovo_input_configured(struct hid_device *hdev,
+               struct hid_input *hi)
+{
+       if (test_bit(EV_REL, hi->input->evbit)) {

Are we sure that there is no other integrated mouse than the track point? I would not like us to set INPUT_PROP_POINTING_STICK to other input devices that should not have them.

If you are not sure, maybe test with the product ID so that we know which ones are enabled/tested.

If there won't be any problem, then the patch is Reviewed-by: Benjamin Tissoires <[email protected]>

Cheers,
Benjamin

Quoted 26 lines
drivers/hid/hid-lenovo.c +6 -0
+               /* set only for trackpoint device */
+               __set_bit(INPUT_PROP_POINTER, hi->input->propbit);
+               __set_bit(INPUT_PROP_POINTING_STICK, hi->input->propbit);
+       }
+}
+
 static const struct hid_device_id lenovo_devices[] = {
        { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD)
 },

{ HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD)
},

drivers/hid/hid-lenovo.c +1 -1
@@ -774,6 +784,7 @@ MODULE_DEVICE_TABLE(hid, lenovo_devices);
 static struct hid_driver lenovo_driver = {
        .name = "lenovo",
        .id_table = lenovo_devices,
+       .input_configured = lenovo_input_configured,
        .input_mapping = lenovo_input_mapping,
        .probe = lenovo_probe,
        .remove = lenovo_remove,
 
 
 
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#2 lore raw
Quoted 6 lines · Benjamin Tissoires

Are we sure that there is no other integrated mouse than the track point? I would not like us to set INPUT_PROP_POINTING_STICK to other input devices that should not have them.

If you are not sure, maybe test with the product ID so that we know which ones are enabled/tested.

Thanks! Currently, the driver is only for three devices which all have a trackpoint. But since lenovo_input_mapping is also testing for product ids, I'll add the same test and send in a v3.

Andreas