Comment 57 for bug 1816947

fredo@fredo-Dell-System-XPS-L321X:~$ sudo libinput measure touchpad-pressure
Using CyPS/2 Cypress Trackpad: /dev/input/event5

Ready for recording data.
Pressure range used: 30:25
Palm pressure range used: 130
Place a single finger on the touchpad to measure pressure values.
Ctrl+C to exit

Sequence 1115 pressure: min: 61 max: 129 avg: 103 median: 108 tags: down
Sequence 1116 pressure: min: 36 max: 189 avg: 127 median: 130 tags: down palm
Sequence 1117 pressure: min: 60 max: 139 avg: 118 median: 116 tags: down palm
Sequence 1118 pressure: min: 8 max: 119 avg: 92 median: 96 tags: down
Sequence 1119 pressure: min: 12 max: 131 avg: 103 median: 109 tags: down palm
Sequence 1120 pressure: min: 12 max: 126 avg: 69 median: 63 tags: down
Sequence 1121 pressure: min: 9 max: 11 avg: 10 median: 10 tags:
Sequence 1122 pressure: min: 8 max: 15 avg: 12 median: 13 tags:
Sequence 1123 pressure: min: 9 max: 43 avg: 25 median: 22 tags: down
Sequence 1124 pressure: min: 19 max: 217 avg: 132 median: 141 tags: down palm
Sequence 1125 pressure: min: 18 max: 213 avg: 113 median: 115 tags: down palm
Sequence 1126 pressure: min: 239 max: 239 avg: 239 median: 239 tags: down palm
Sequence 1127 pressure: min: 34 max: 227 avg: 129 median: 125 tags: down palm
Sequence 1128 pressure: min: 13 max: 133 avg: 102 median: 102 tags: down palm
Sequence 1129 pressure: min: 10 max: 82 avg: 57 median: 59 tags: down
Sequence 1130 pressure: min: 21 max: 95 avg: 64 median: 65 tags: down
Sequence 1131 pressure: min: 56 max: 207 avg: 146 median: 150 tags: down palm
Sequence 1132 pressure: min: 54 max: 103 avg: 79 median: 75 tags: down
Sequence 1133 pressure: min: 57 max: 157 avg: 118 median: 120 tags: down palm
Sequence 1134 pressure: min: 38 max: 138 avg: 94 median: 93 tags: down palm
Sequence 1135 pressure: min: 57 max: 155 avg: 110 median: 104 tags: down palm
Sequence 1136 pressure: min: 52 max: 152 avg: 96 median: 93 tags: down palm
Sequence 1137 pressure: min: 17 max: 227 avg: 122 median: 123 tags: down palm
Sequence 1138 pressure: min: 65 max: 178 avg: 110 median: 105 tags: down palm
Sequence 1139 pressure: min: 58 max: 111 avg: 100 median: 105 tags: down
Sequence 1140 pressure: min: 61 max: 172 avg: 115 median: 114 tags: down palm
Sequence 1141 pressure: min: 31 max: 131 avg: 91 median: 99 tags: down palm
Sequence 1142 pressure: min: 54 max: 168 avg: 132 median: 141 tags: down palm
Sequence 1143 pressure: min: 18 max: 222 avg: 125 median: 131 tags: down palm
Sequence 1144 pressure: min: 67 max: 255 avg: 169 median: 169 tags: down palm
Sequence 1145 pressure: min: 62 max: 135 avg: 107 median: 109 tags: down palm
Sequence 1146 pressure: min: 46 max: 140 avg: 97 median: 101 tags: down palm
Sequence 1147 pressure: min: 35 max: 145 avg: 114 median: 117 tags: down palm
Sequence 1148 pressure: min: 40 max: 106 avg: 91 median: 93 tags: down
Sequence 1149 pressure: min: 53 max: 135 avg: 112 median: 113 tags: down palm
Sequence 1150 pressure: min: 51 max: 131 avg: 101 median: 103 tags: down palm
Sequence 1151 pressure: min: 9 max: 217 avg: 102 median: 100 tags: down palm
Sequence 1152 pressure: min: 9 max: 10 avg: 9 median: 10 tags:
^Cfredo@fredo-Dell-System-XPS-L321X:~$ dmesg|grep -i "ps/2"
[ 1.006927] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f13:PS2M] at 0x60,0x64 irq 1,12
[ 1.010735] mousedev: PS/2 mouse device common for all mice
[ 2.667559] input: CyPS/2 Cypress Trackpad as /devices/platform/i8042/serio1/input/input6
fredo@fredo-Dell-System-XPS-L321X:~$