xref: /OK3568_Linux_fs/kernel/Documentation/ABI/testing/sysfs-driver-hid-ntrig (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunWhat:		/sys/bus/hid/drivers/ntrig/<dev>/activate_slack
2*4882a593SmuzhiyunDate:		May, 2010
3*4882a593SmuzhiyunKernelVersion:	2.6.35
4*4882a593SmuzhiyunContact:	linux-input@vger.kernel.org
5*4882a593SmuzhiyunDescription:
6*4882a593Smuzhiyun		(RW) Number of contact frames ignored before acknowledging the
7*4882a593Smuzhiyun		start of activity (activating touch).
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun
10*4882a593SmuzhiyunWhat:		/sys/bus/hid/drivers/ntrig/<dev>/decativate_slack
11*4882a593SmuzhiyunDate:		May, 2010
12*4882a593SmuzhiyunKernelVersion:	2.6.35
13*4882a593SmuzhiyunContact:	linux-input@vger.kernel.org
14*4882a593SmuzhiyunDescription:
15*4882a593Smuzhiyun		(RW) Number of empty (no contact) frames ignored before
16*4882a593Smuzhiyun		acknowledging the end of activity (deactivating touch).
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun		When the last finger is removed from the device, it sends a
19*4882a593Smuzhiyun		number of empty frames. By holding off on deactivation for a few
20*4882a593Smuzhiyun		frames false erroneous disconnects can be tolerated, where the
21*4882a593Smuzhiyun		sensor may mistakenly not detect a finger that is still present.
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun
24*4882a593SmuzhiyunWhat:		/sys/bus/hid/drivers/ntrig/<dev>/activation_width
25*4882a593SmuzhiyunWhat:		/sys/bus/hid/drivers/ntrig/<dev>/activation_height
26*4882a593SmuzhiyunDate:		May, 2010
27*4882a593SmuzhiyunKernelVersion:	2.6.35
28*4882a593SmuzhiyunContact:	linux-input@vger.kernel.org
29*4882a593SmuzhiyunDescription:
30*4882a593Smuzhiyun		Threholds to override activation slack.
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun		=================	=====================================
33*4882a593Smuzhiyun		activation_width	(RW) Width threshold to immediately
34*4882a593Smuzhiyun					start processing touch events.
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun		activation_height	(RW) Height threshold to immediately
37*4882a593Smuzhiyun					start processing touch events.
38*4882a593Smuzhiyun		=================	=====================================
39*4882a593Smuzhiyun
40*4882a593SmuzhiyunWhat:		/sys/bus/hid/drivers/ntrig/<dev>/min_width
41*4882a593SmuzhiyunWhat:		/sys/bus/hid/drivers/ntrig/<dev>/min_height
42*4882a593SmuzhiyunDate:		May, 2010
43*4882a593SmuzhiyunKernelVersion:	2.6.35
44*4882a593SmuzhiyunContact:	linux-input@vger.kernel.org
45*4882a593SmuzhiyunDescription:
46*4882a593Smuzhiyun		Minimum size contact accepted.
47*4882a593Smuzhiyun
48*4882a593Smuzhiyun		==========	===========================================
49*4882a593Smuzhiyun		min_width	(RW) Minimum touch contact width to decide
50*4882a593Smuzhiyun				activation and activity.
51*4882a593Smuzhiyun
52*4882a593Smuzhiyun		min_height	(RW) Minimum touch contact height to decide
53*4882a593Smuzhiyun				activation and activity.
54*4882a593Smuzhiyun		==========	===========================================
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun
57*4882a593SmuzhiyunWhat:		/sys/bus/hid/drivers/ntrig/<dev>/sensor_physical_width
58*4882a593SmuzhiyunWhat:		/sys/bus/hid/drivers/ntrig/<dev>/sensor_physical_height
59*4882a593SmuzhiyunDate:		May, 2010
60*4882a593SmuzhiyunKernelVersion:	2.6.35
61*4882a593SmuzhiyunContact:	linux-input@vger.kernel.org
62*4882a593SmuzhiyunDescription:
63*4882a593Smuzhiyun		(RO) These are internal ranges not used for normal events but
64*4882a593Smuzhiyun		useful for tuning.
65*4882a593Smuzhiyun
66*4882a593Smuzhiyun
67*4882a593SmuzhiyunWhat:		/sys/bus/hid/drivers/ntrig/<dev>/sensor_logical_width
68*4882a593SmuzhiyunWhat:		/sys/bus/hid/drivers/ntrig/<dev>/sensor_logical_height
69*4882a593SmuzhiyunDate:		May, 2010
70*4882a593SmuzhiyunKernelVersion:	2.6.35
71*4882a593SmuzhiyunContact:	linux-input@vger.kernel.org
72*4882a593SmuzhiyunDescription:
73*4882a593Smuzhiyun		(RO) The range for positions reported during activity.
74