Hi Marc, Le 2022-04-11 09:59, Marc Glisse a écrit : > Package: src:linux > Version: 5.16.18-1 > Severity: normal > > Dear Maintainer, > > the Dell Precision 7550 is a laptop which has a touchpad, and below it 3 > physical buttons. If I boot with linux-image-5.15.0-3-amd64, these > buttons work perfectly well. However, with linux-image-5.16.0-6-amd64, > the right button does not work. Running xev, it prints nothing when I > click that button. evemu-record does see something when I click on the > right button, here are some random parts of its log > > # DMI: dmi:bvnDellInc.:bvr1.12.0:bd12/12/2021:br1.12:svnDellInc.:pnPrecision7550:pvr:rvnDellInc.:rn01PXFR:rvrA00:cvnDellInc.:ct10:cvr:sku09C3: > # Input device name: "DELL09C3:00 0488:120A Touchpad" > # Input device ID: bus 0x18 vendor 0x488 product 0x120a version 0x100 > > # Event type 1 (EV_KEY) > # Event code 272 (BTN_LEFT) > # Event code 325 (BTN_TOOL_FINGER) > # Event code 328 (BTN_TOOL_QUINTTAP) > # Event code 330 (BTN_TOUCH) > # Event code 333 (BTN_TOOL_DOUBLETAP) > # Event code 334 (BTN_TOOL_TRIPLETAP) > # Event code 335 (BTN_TOOL_QUADTAP) > > # Properties: > # Property type 0 (INPUT_PROP_POINTER) > # Property type 2 (INPUT_PROP_BUTTONPAD) > > E: 0.000001 0004 0005 0000 # EV_MSC / MSC_TIMESTAMP 0 > E: 0.000001 0000 0000 0000 # ------------ SYN_REPORT (0) ---------- +0ms > E: 0.001257 0004 0005 4400 # EV_MSC / MSC_TIMESTAMP 4400 > E: 0.001257 0000 0000 0000 # ------------ SYN_REPORT (0) ---------- +1ms > E: 0.002600 0004 0005 8900 # EV_MSC / MSC_TIMESTAMP 8900 > E: 0.002600 0000 0000 0000 # ------------ SYN_REPORT (0) ---------- +1ms > E: 0.004029 0004 0005 13300 # EV_MSC / MSC_TIMESTAMP 13300 > [...] > > The buttons were always a bit strange (see > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=980376). > > syslog (or Xorg.0.log) has, among other things > > Apr 11 08:44:23 hippo /usr/libexec/gdm-x-session[1418]: (II) event23 - DELL09C3:00 0488:120A Touchpad: is tagged by udev as: Touchpad > Apr 11 08:44:23 hippo /usr/libexec/gdm-x-session[1418]: (EE) event23 - DELL09C3:00 0488:120A Touchpad: kernel bug: missing right button, assuming it is a clickpad. > Apr 11 08:44:23 hippo /usr/libexec/gdm-x-session[1418]: (II) event23 - DELL09C3:00 0488:120A Touchpad: device is a touchpad > > Please let me know any logs I should attach to help. The fix [1] for this issue has been applied to the last upstream stable kernels so it should find its way in Debian relatively soon. Cheers, Vincent [1] https://lore.kernel.org/all/20220321184404.20025-1-jose.exposito89@gmail.com/
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