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authorDave Airlie <airlied@redhat.com>2015-08-17 14:13:53 +1000
committerDave Airlie <airlied@redhat.com>2015-08-17 14:13:53 +1000
commit4eebf60b7452fbd551fd7dece855ba7825a49cbc (patch)
tree490b4d194ba09c90e10201ab7fc084a0bda0ed27 /Documentation/input/alps.txt
parent8f9cb50789e76f3e224e8861adf650e55c747af4 (diff)
parent2c6625cd545bdd66acff14f3394865d43920a5c7 (diff)
Merge tag 'v4.2-rc7' into drm-next
Linux 4.2-rc7 Backmerge master for i915 fixes
Diffstat (limited to 'Documentation/input/alps.txt')
-rw-r--r--Documentation/input/alps.txt6
1 files changed, 4 insertions, 2 deletions
diff --git a/Documentation/input/alps.txt b/Documentation/input/alps.txt
index c86f2f1ae4f6..1fec1135791d 100644
--- a/Documentation/input/alps.txt
+++ b/Documentation/input/alps.txt
@@ -119,8 +119,10 @@ ALPS Absolute Mode - Protocol Version 2
byte 5: 0 z6 z5 z4 z3 z2 z1 z0
Protocol Version 2 DualPoint devices send standard PS/2 mouse packets for
-the DualPoint Stick. For non interleaved dualpoint devices the pointingstick
-buttons get reported separately in the PSM, PSR and PSL bits.
+the DualPoint Stick. The M, R and L bits signal the combined status of both
+the pointingstick and touchpad buttons, except for Dell dualpoint devices
+where the pointingstick buttons get reported separately in the PSM, PSR
+and PSL bits.
Dualpoint device -- interleaved packet format
---------------------------------------------