[x86] add rootwait option to the kernel command line (#6209)
[openwrt.git] / target / linux / s3c24xx / files-2.6.31 / include / linux / touchscreen / ts_filter_median.h
1 #ifndef __TS_FILTER_MEDIAN_H__
2 #define __TS_FILTER_MEDIAN_H__
3
4 #include "ts_filter.h"
5
6 /*
7  * Touchscreen filter.
8  *
9  * median
10  *
11  * (c) 2008 Andy Green <andy@openmoko.com>
12  */
13
14 struct ts_filter_median_configuration {
15         /* Size of the filter. */
16         int extent;
17         /* Precomputed midpoint. */
18         int midpoint;
19         /* A reference value for us to check if we are going fast or slow. */
20         int decimation_threshold;
21         /* How many points to replace if we're going fast. */
22         int decimation_above;
23         /* How many points to replace if we're going slow. */
24         int decimation_below;
25
26         /* Generic configuration. */
27         struct ts_filter_configuration config;
28 };
29
30 extern const struct ts_filter_api ts_filter_median_api;
31
32 #endif