target/linux/s3c24xx/patches-2.6.30/052-touchscreen_filter.patch

   1 Index: linux-2.6.30-rc6/drivers/input/touchscreen/Kconfig
   2 ===================================================================
   3 --- linux-2.6.30-rc6.orig/drivers/input/touchscreen/Kconfig     2009-05-18 19:08:31.000000000 +0200
   4 +++ linux-2.6.30-rc6/drivers/input/touchscreen/Kconfig  2009-05-18 19:08:32.000000000 +0200
   5 @@ -11,6 +11,54 @@
   6
   7  if INPUT_TOUCHSCREEN
   8
   9 +menuconfig TOUCHSCREEN_FILTER
  10 +       boolean "Touchscreen Filtering"
  11 +       depends on INPUT_TOUCHSCREEN
  12 +       select TOUCHSCREEN_FILTER_GROUP
  13 +       select TOUCHSCREEN_FILTER_MEDIAN
  14 +       select TOUCHSCREEN_FILTER_MEAN
  15 +       select TOUCHSCREEN_FILTER_LINEAR
  16 +       help
  17 +         Select this to include kernel touchscreen filter support.  The filters
  18 +         can be combined in any order in your machine init and the parameters
  19 +         for them can also be set there.
  20 +
  21 +if TOUCHSCREEN_FILTER
  22 +
  23 +config TOUCHSCREEN_FILTER_GROUP
  24 +       bool "Group Touchscreen Filter"
  25 +       depends on INPUT_TOUCHSCREEN && TOUCHSCREEN_FILTER
  26 +       default Y
  27 +       help
  28 +         Say Y here if you want to use the Group touchscreen filter, it
  29 +         avoids using atypical samples.
  30 +
  31 +config TOUCHSCREEN_FILTER_MEDIAN
  32 +       bool "Median Average Touchscreen Filter"
  33 +       depends on INPUT_TOUCHSCREEN && TOUCHSCREEN_FILTER
  34 +       default Y
  35 +       help
  36 +         Say Y here if you want to use the Median touchscreen filter, it's
  37 +         highly effective if you data is noisy with occasional excursions.
  38 +
  39 +config TOUCHSCREEN_FILTER_MEAN
  40 +       bool "Mean Average Touchscreen Filter"
  41 +       depends on INPUT_TOUCHSCREEN && TOUCHSCREEN_FILTER
  42 +       default Y
  43 +       help
  44 +         Say Y here if you want to use the Mean touchscreen filter, it
  45 +         can further improve decent quality data by removing jitter
  46 +
  47 +config TOUCHSCREEN_FILTER_LINEAR
  48 +       bool "Linear Touchscreen Filter"
  49 +       depends on INPUT_TOUCHSCREEN && TOUCHSCREEN_FILTER
  50 +       default Y
  51 +       help
  52 +         Say Y here if you want to use the Linear touchscreen filter, it
  53 +         enables the use of calibration data for the touchscreen.
  54 +
  55 +endif
  56 +
  57  config TOUCHSCREEN_ADS7846
  58         tristate "ADS7846/TSC2046 and ADS7843 based touchscreens"
  59         depends on SPI_MASTER
  60 Index: linux-2.6.30-rc6/drivers/input/touchscreen/Makefile
  61 ===================================================================
  62 --- linux-2.6.30-rc6.orig/drivers/input/touchscreen/Makefile    2009-05-18 19:08:31.000000000 +0200
  63 +++ linux-2.6.30-rc6/drivers/input/touchscreen/Makefile 2009-05-18 19:08:32.000000000 +0200
  64 @@ -38,3 +38,8 @@
  65  obj-$(CONFIG_TOUCHSCREEN_WM97XX_MAINSTONE)     += mainstone-wm97xx.o
  66  obj-$(CONFIG_TOUCHSCREEN_WM97XX_ZYLONITE)      += zylonite-wm97xx.o
  67  obj-$(CONFIG_TOUCHSCREEN_S3C2410)      += s3c2410_ts.o
  68 +obj-$(CONFIG_TOUCHSCREEN_FILTER)       += ts_filter_chain.o
  69 +obj-$(CONFIG_TOUCHSCREEN_FILTER_GROUP) += ts_filter_group.o
  70 +obj-$(CONFIG_TOUCHSCREEN_FILTER_LINEAR)        += ts_filter_linear.o
  71 +obj-$(CONFIG_TOUCHSCREEN_FILTER_MEDIAN)        += ts_filter_median.o
  72 +obj-$(CONFIG_TOUCHSCREEN_FILTER_MEAN)  += ts_filter_mean.o