summaryrefslogtreecommitdiff
path: root/Documentation
diff options
context:
space:
mode:
authorIngo Molnar <mingo@kernel.org>2015-04-08 07:01:54 (GMT)
committerIngo Molnar <mingo@kernel.org>2015-04-08 07:01:54 (GMT)
commit4bcc7827b02feea2c762fa6d46a1bffb300d7403 (patch)
tree45fd2b64247cd44201fe519720494d4bf01b7014 /Documentation
parent3f705dfdf85a6416f5f12e52b7610144a99cbedc (diff)
parentf22e6e847115abc3a0e2ad7bb18d243d42275af1 (diff)
downloadlinux-4bcc7827b02feea2c762fa6d46a1bffb300d7403.tar.xz
Merge tag 'v4.0-rc7' into x86/asm, to resolve conflicts
Conflicts: arch/x86/kernel/entry_64.S Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/net/dsa/dsa.txt4
-rw-r--r--Documentation/input/alps.txt8
-rw-r--r--Documentation/input/event-codes.txt6
-rw-r--r--Documentation/input/multi-touch-protocol.txt9
4 files changed, 23 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/net/dsa/dsa.txt b/Documentation/devicetree/bindings/net/dsa/dsa.txt
index e124847..f0b4cd7 100644
--- a/Documentation/devicetree/bindings/net/dsa/dsa.txt
+++ b/Documentation/devicetree/bindings/net/dsa/dsa.txt
@@ -19,7 +19,9 @@ the parent DSA node. The maximum number of allowed child nodes is 4
(DSA_MAX_SWITCHES).
Each of these switch child nodes should have the following required properties:
-- reg : Describes the switch address on the MII bus
+- reg : Contains two fields. The first one describes the
+ address on the MII bus. The second is the switch
+ number that must be unique in cascaded configurations
- #address-cells : Must be 1
- #size-cells : Must be 0
diff --git a/Documentation/input/alps.txt b/Documentation/input/alps.txt
index a63e5e0..92ae734 100644
--- a/Documentation/input/alps.txt
+++ b/Documentation/input/alps.txt
@@ -114,6 +114,9 @@ ALPS Absolute Mode - Protocol Version 2
byte 4: 0 y6 y5 y4 y3 y2 y1 y0
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.
+
Dualpoint device -- interleaved packet format
---------------------------------------------
@@ -127,6 +130,11 @@ Dualpoint device -- interleaved packet format
byte 7: 0 y6 y5 y4 y3 y2 y1 y0
byte 8: 0 z6 z5 z4 z3 z2 z1 z0
+Devices which use the interleaving format normally send standard PS/2 mouse
+packets for the DualPoint Stick + ALPS Absolute Mode packets for the
+touchpad, switching to the interleaved packet format when both the stick and
+the touchpad are used at the same time.
+
ALPS Absolute Mode - Protocol Version 3
---------------------------------------
diff --git a/Documentation/input/event-codes.txt b/Documentation/input/event-codes.txt
index c587a96..9670561 100644
--- a/Documentation/input/event-codes.txt
+++ b/Documentation/input/event-codes.txt
@@ -294,6 +294,12 @@ accordingly. This property does not affect kernel behavior.
The kernel does not provide button emulation for such devices but treats
them as any other INPUT_PROP_BUTTONPAD device.
+INPUT_PROP_ACCELEROMETER
+-------------------------
+Directional axes on this device (absolute and/or relative x, y, z) represent
+accelerometer data. All other axes retain their meaning. A device must not mix
+regular directional axes and accelerometer axes on the same event node.
+
Guidelines:
==========
The guidelines below ensure proper single-touch and multi-finger functionality.
diff --git a/Documentation/input/multi-touch-protocol.txt b/Documentation/input/multi-touch-protocol.txt
index 7b4f59c..b85d000 100644
--- a/Documentation/input/multi-touch-protocol.txt
+++ b/Documentation/input/multi-touch-protocol.txt
@@ -312,9 +312,12 @@ ABS_MT_TOOL_TYPE
The type of approaching tool. A lot of kernel drivers cannot distinguish
between different tool types, such as a finger or a pen. In such cases, the
-event should be omitted. The protocol currently supports MT_TOOL_FINGER and
-MT_TOOL_PEN [2]. For type B devices, this event is handled by input core;
-drivers should instead use input_mt_report_slot_state().
+event should be omitted. The protocol currently supports MT_TOOL_FINGER,
+MT_TOOL_PEN, and MT_TOOL_PALM [2]. For type B devices, this event is handled
+by input core; drivers should instead use input_mt_report_slot_state().
+A contact's ABS_MT_TOOL_TYPE may change over time while still touching the
+device, because the firmware may not be able to determine which tool is being
+used when it first appears.
ABS_MT_BLOB_ID