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authorLinus Torvalds <torvalds@linux-foundation.org>2015-08-09 09:38:42 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2015-08-09 09:38:42 +0200
commita230e95cc66a5a27e53459187ffcedb65b2782c3 (patch)
tree55b63047d36fd42f4920762318aae6da404e02b3 /Documentation/input
parent3fbdc379567aef1c43b4be110179b541d68afdf6 (diff)
parent6b30c73e9f37183ad60c7f7050acf8e8edf91e9c (diff)
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input subsystem fixes from Dmitry Torokhov: "Just small ALPS and Elan touchpads, and other driver fixups" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: Input: elantech - add special check for fw_version 0x470f01 touchpad Input: twl4030-vibra - fix ERROR: Bad of_node_put() warning Input: alps - only Dell laptops have separate button bits for v2 dualpoint sticks Input: axp20x-pek - add module alias Input: turbografx - fix potential out of bound access
Diffstat (limited to 'Documentation/input')
-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
---------------------------------------------