diff options
| author | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-04-04 20:47:27 -0400 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-04-05 18:45:01 -0400 |
| commit | 7b11fdc39feae7abce7b47a54e3880ad2d392345 (patch) | |
| tree | df4323970438a87e4f86e662deb122e784e7503d /Documentation/input | |
| parent | 2f438935561cc24caf839a9fb07f4ee51b8acd2f (diff) | |
Input: ntrig - convert documentation into ReST format
This file require minimum adjustments to be a valid ReST file.
Do it, in order to be able to parse it with Sphinx.
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'Documentation/input')
| -rw-r--r-- | Documentation/input/ntrig.txt | 49 |
1 files changed, 30 insertions, 19 deletions
diff --git a/Documentation/input/ntrig.txt b/Documentation/input/ntrig.txt index be1fd981f73f..a6b22ce6c61c 100644 --- a/Documentation/input/ntrig.txt +++ b/Documentation/input/ntrig.txt | |||
| @@ -1,7 +1,11 @@ | |||
| 1 | .. include:: <isonum.txt> | ||
| 2 | |||
| 3 | ========================= | ||
| 1 | N-Trig touchscreen Driver | 4 | N-Trig touchscreen Driver |
| 2 | ------------------------- | 5 | ========================= |
| 3 | Copyright (c) 2008-2010 Rafi Rubin <rafi@seas.upenn.edu> | 6 | |
| 4 | Copyright (c) 2009-2010 Stephane Chatty | 7 | :Copyright: |copy| 2008-2010 Rafi Rubin <rafi@seas.upenn.edu> |
| 8 | :Copyright: |copy| 2009-2010 Stephane Chatty | ||
| 5 | 9 | ||
| 6 | This driver provides support for N-Trig pen and multi-touch sensors. Single | 10 | This driver provides support for N-Trig pen and multi-touch sensors. Single |
| 7 | and multi-touch events are translated to the appropriate protocols for | 11 | and multi-touch events are translated to the appropriate protocols for |
| @@ -22,16 +26,18 @@ but only for that one device. | |||
| 22 | 26 | ||
| 23 | The following parameters are used to configure filters to reduce noise: | 27 | The following parameters are used to configure filters to reduce noise: |
| 24 | 28 | ||
| 25 | activate_slack number of fingers to ignore before processing events | 29 | +-----------------------+-----------------------------------------------------+ |
| 26 | 30 | |activate_slack |number of fingers to ignore before processing events | | |
| 27 | activation_height size threshold to activate immediately | 31 | +-----------------------+-----------------------------------------------------+ |
| 28 | activation_width | 32 | |activation_height, |size threshold to activate immediately | |
| 29 | 33 | |activation_width | | | |
| 30 | min_height size threshold bellow which fingers are ignored | 34 | +-----------------------+-----------------------------------------------------+ |
| 31 | min_width both to decide activation and during activity | 35 | |min_height, |size threshold bellow which fingers are ignored | |
| 32 | 36 | |min_width |both to decide activation and during activity | | |
| 33 | deactivate_slack the number of "no contact" frames to ignore before | 37 | +-----------------------+-----------------------------------------------------+ |
| 34 | propagating the end of activity events | 38 | |deactivate_slack |the number of "no contact" frames to ignore before | |
| 39 | | |propagating the end of activity events | | ||
| 40 | +-----------------------+-----------------------------------------------------+ | ||
| 35 | 41 | ||
| 36 | When the last finger is removed from the device, it sends a number of empty | 42 | When the last finger is removed from the device, it sends a number of empty |
| 37 | frames. By holding off on deactivation for a few frames we can tolerate false | 43 | frames. By holding off on deactivation for a few frames we can tolerate false |
| @@ -44,15 +50,20 @@ Additional sysfs items | |||
| 44 | ---------------------- | 50 | ---------------------- |
| 45 | 51 | ||
| 46 | These nodes just provide easy access to the ranges reported by the device. | 52 | These nodes just provide easy access to the ranges reported by the device. |
| 47 | sensor_logical_height the range for positions reported during activity | ||
| 48 | sensor_logical_width | ||
| 49 | 53 | ||
| 50 | sensor_physical_height internal ranges not used for normal events but | 54 | +-----------------------+-----------------------------------------------------+ |
| 51 | sensor_physical_width useful for tuning | 55 | |sensor_logical_height, | the range for positions reported during activity | |
| 56 | |sensor_logical_width | | | ||
| 57 | +-----------------------+-----------------------------------------------------+ | ||
| 58 | |sensor_physical_height,| internal ranges not used for normal events but | | ||
| 59 | |sensor_physical_width | useful for tuning | | ||
| 60 | +-----------------------+-----------------------------------------------------+ | ||
| 52 | 61 | ||
| 53 | All N-Trig devices with product id of 1 report events in the ranges of | 62 | All N-Trig devices with product id of 1 report events in the ranges of |
| 54 | X: 0-9600 | 63 | |
| 55 | Y: 0-7200 | 64 | * X: 0-9600 |
| 65 | * Y: 0-7200 | ||
| 66 | |||
| 56 | However not all of these devices have the same physical dimensions. Most | 67 | However not all of these devices have the same physical dimensions. Most |
| 57 | seem to be 12" sensors (Dell Latitude XT and XT2 and the HP TX2), and | 68 | seem to be 12" sensors (Dell Latitude XT and XT2 and the HP TX2), and |
| 58 | at least one model (Dell Studio 17) has a 17" sensor. The ratio of physical | 69 | at least one model (Dell Studio 17) has a 17" sensor. The ratio of physical |
