Attachment 139067 Details for Bug 106036 – libinput: Add IBM/Lenovo Scrollpoint mice quirk to enable smooth scrolling.

[patch] libinput: Add IBM/Lenovo Scrollpoint mice quirk to enable smooth scrolling.

libinput-scrollpoint.patch (text/plain), 2.96 KB, created by peter.ganzhorn on 2018-04-24 17:42:58 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: peter.ganzhorn

Created: 2018-04-24 17:42:58 UTC

Size: 2.96 KB

patch

obsolete

>From 7edcd1e6be0164603c6a3a60798dcb72fe68e774 Mon Sep 17 00:00:00 2001
>From: Peter Ganzhorn <peter.ganzhorn@gmail.com>
>Date: Tue, 24 Apr 2018 19:30:55 +0200
>Subject: [PATCH] libinput: Add IBM/Lenovo Scrollpoint mice quirk to enable smooth scrolling.
>---
>Signed-off-by: Peter Ganzhorn <peter.ganzhorn@gmail.com>
>---
> src/evdev-fallback.c               | 11 +++++++++++
> src/evdev.c                        |  1 +
> src/evdev.h                        |  1 +
> udev/90-libinput-model-quirks.hwdb | 15 +++++++++++++++
> 4 files changed, 29 insertions(+)
>
>diff --git a/src/evdev-fallback.c b/src/evdev-fallback.c
>index 196383d0..23706a50 100644
>--- a/src/evdev-fallback.c
>+++ b/src/evdev-fallback.c
>@@ -211,6 +211,17 @@ fallback_flush_wheels(struct fallback_dispatch *dispatch,
> 	if (!(device->seat_caps & EVDEV_DEVICE_POINTER))
> 		return;
> 
>+	if (device->model_flags & EVDEV_MODEL_SCROLLPOINT) {
>+		struct normalized_coords unaccel = { 0.0, 0.0 };
>+		dispatch->wheel.y *= -1;
>+		normalize_delta(device, &dispatch->wheel, &unaccel);
>+		evdev_post_scroll(device, time,
>+			  LIBINPUT_POINTER_AXIS_SOURCE_CONTINUOUS, &unaccel);
>+		dispatch->wheel.x = 0;
>+		dispatch->wheel.y = 0;
>+		return;
>+	}
>+
> 	if (dispatch->wheel.y != 0) {
> 		wheel_degrees.y = -1 * dispatch->wheel.y *
> 					device->scroll.wheel_click_angle.y;
>diff --git a/src/evdev.c b/src/evdev.c
>index 95351082..3378e2f1 100644
>--- a/src/evdev.c
>+++ b/src/evdev.c
>@@ -1286,6 +1286,7 @@ evdev_read_model_flags(struct evdev_device *device)
> 		MODEL(TABLET_NO_TILT),
> 		MODEL(TABLET_MODE_NO_SUSPEND),
> 		MODEL(LENOVO_CARBON_X1_6TH),
>+		MODEL(SCROLLPOINT),
> #undef MODEL
> 		{ "ID_INPUT_TRACKBALL", EVDEV_MODEL_TRACKBALL },
> 		{ NULL, EVDEV_MODEL_DEFAULT },
>diff --git a/src/evdev.h b/src/evdev.h
>index d1290610..573921e2 100644
>--- a/src/evdev.h
>+++ b/src/evdev.h
>@@ -130,6 +130,7 @@ enum evdev_device_model {
> 	EVDEV_MODEL_MS_NANO_TRANSCEIVER = (1 << 28),
> 	EVDEV_MODEL_TABLET_NO_TILT = (1 << 29),
> 	EVDEV_MODEL_TABLET_MODE_NO_SUSPEND = (1 << 30),
>+	EVDEV_MODEL_SCROLLPOINT = (1 << 31),
> };
> 
> enum evdev_button_scroll_state {
>diff --git a/udev/90-libinput-model-quirks.hwdb b/udev/90-libinput-model-quirks.hwdb
>index 9dcb38e3..6c27b807 100644
>--- a/udev/90-libinput-model-quirks.hwdb
>+++ b/udev/90-libinput-model-quirks.hwdb
>@@ -190,6 +190,21 @@ libinput:tablet:input:b0003v256Cp*
>  LIBINPUT_MODEL_TABLET_NO_PROXIMITY_OUT=1
> 
> ##########################################
>+# IBM
>+##########################################
>+#
>+# IBM/Lenovo Scrollpoint mouse. Instead of a scroll wheel these mice
>+# feature trackpoint-like sticks which generate a huge amount of scroll
>+# events that need to be handled differently than scroll wheel events
>+libinput:mouse:b0003v04B3p3100*
>+libinput:mouse:b0003v04B3p3103*
>+libinput:mouse:b0003v04B3p3105*
>+libinput:mouse:b0003v04B3p3108*
>+libinput:mouse:b0003v04B3p3109*
>+libinput:mouse:b0003v17EFp6049*
>+ LIBINPUT_MODEL_SCROLLPOINT=1
>+
>+##########################################
> # LENOVO
> ##########################################
> 
>-- 
>2.11.0
>

Actions: View | Splinter Review

Attachments on bug 106036: 138827 | 139067

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.