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1What: /sys/bus/hid/drivers/ntrig/<dev>/activate_slack2Date: May, 20103KernelVersion: 2.6.354Contact: linux-input@vger.kernel.org5Description:6 (RW) Number of contact frames ignored before acknowledging the7 start of activity (activating touch).8 9 10What: /sys/bus/hid/drivers/ntrig/<dev>/decativate_slack11Date: May, 201012KernelVersion: 2.6.3513Contact: linux-input@vger.kernel.org14Description:15 (RW) Number of empty (no contact) frames ignored before16 acknowledging the end of activity (deactivating touch).17 18 When the last finger is removed from the device, it sends a19 number of empty frames. By holding off on deactivation for a few20 frames false erroneous disconnects can be tolerated, where the21 sensor may mistakenly not detect a finger that is still present.22 23 24What: /sys/bus/hid/drivers/ntrig/<dev>/activation_width25What: /sys/bus/hid/drivers/ntrig/<dev>/activation_height26Date: May, 201027KernelVersion: 2.6.3528Contact: linux-input@vger.kernel.org29Description:30 Threholds to override activation slack.31 32 ================= =====================================33 activation_width (RW) Width threshold to immediately34 start processing touch events.35 36 activation_height (RW) Height threshold to immediately37 start processing touch events.38 ================= =====================================39 40What: /sys/bus/hid/drivers/ntrig/<dev>/min_width41What: /sys/bus/hid/drivers/ntrig/<dev>/min_height42Date: May, 201043KernelVersion: 2.6.3544Contact: linux-input@vger.kernel.org45Description:46 Minimum size contact accepted.47 48 ========== ===========================================49 min_width (RW) Minimum touch contact width to decide50 activation and activity.51 52 min_height (RW) Minimum touch contact height to decide53 activation and activity.54 ========== ===========================================55 56 57What: /sys/bus/hid/drivers/ntrig/<dev>/sensor_physical_width58What: /sys/bus/hid/drivers/ntrig/<dev>/sensor_physical_height59Date: May, 201060KernelVersion: 2.6.3561Contact: linux-input@vger.kernel.org62Description:63 (RO) These are internal ranges not used for normal events but64 useful for tuning.65 66 67What: /sys/bus/hid/drivers/ntrig/<dev>/sensor_logical_width68What: /sys/bus/hid/drivers/ntrig/<dev>/sensor_logical_height69Date: May, 201070KernelVersion: 2.6.3571Contact: linux-input@vger.kernel.org72Description:73 (RO) The range for positions reported during activity.74