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authorWei-Han Chen <stimim@google.com>2018-10-02 18:10:41 +0800
committerchrome-bot <chrome-bot@chromium.org>2018-10-04 00:36:57 -0700
commit96b93724e423a51bb5171d7599a28f9992390b09 (patch)
tree5bedd4134c61cc278d8b7cc50197ea4edb098d7d /driver
parent68b430bef114ba021f751543a650e19d6fec2bdf (diff)
downloadchrome-ec-96b93724e423a51bb5171d7599a28f9992390b09.tar.gz
touchpad_st: scale major & minor
Pressure, major, minor values are adjusted in v25.0 firmware. This should reduce the chance of dropping a tap. BRANCH=nocturne BUG=b:116321493 TEST=manual on whiskers Signed-off-by: Wei-Han Chen <stimim@chromium.org> Change-Id: Ia9345f7a624e7db9b73926ee29e5e5631d63998a Reviewed-on: https://chromium-review.googlesource.com/1256306 Commit-Ready: Wei-Han Chen <stimim@chromium.org> Tested-by: Wei-Han Chen <stimim@chromium.org> Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
Diffstat (limited to 'driver')
-rw-r--r--driver/touchpad_st.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/driver/touchpad_st.c b/driver/touchpad_st.c
index 1b304e1a3b..2a0d35d86b 100644
--- a/driver/touchpad_st.c
+++ b/driver/touchpad_st.c
@@ -194,9 +194,9 @@ static int st_tp_parse_finger(struct usb_hid_touchpad_report *report,
report->finger[i].id = event->finger.touch_id;
report->finger[i].pressure = event->finger.z;
report->finger[i].width = (event->finger.minor |
- (event->minor_high << 4)) << 4;
+ (event->minor_high << 4)) << 5;
report->finger[i].height = (event->finger.major |
- (event->major_high << 4)) << 4;
+ (event->major_high << 4)) << 5;
report->finger[i].x = (CONFIG_USB_HID_TOUCHPAD_LOGICAL_MAX_X -
event->finger.x);