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Remove pressure events

Browse source 
TP:
If we support ABS_MT_PRESSURE event, when we keep touching the screen
during the boot process, it will cause the touch to be unresponsive
after booting, and all input events will be treated as HOVER events in
framwrok.

Change-Id: I75d33a691bba5729b066df3b80fb1681ce97b5c9
Reviewed-on: https://gerrit.mot.com/1908277
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Jianqi Yang <yangj@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
litong 2021-03-24 09:44:28 +08:00 • committed by litong
commit 9d8cfca056
1 changed files with 5 additions and 4 deletions
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9
drivers/input/touchscreen/stmicro_mmi/fts.c
View file

@ -2161,10 +2161,11 @@ static void fts_enter_pointer_event_handler(struct fts_ts_info *info, unsigned
input_report_abs(info->input_dev, ABS_MT_POSITION_Y, y);
input_report_abs(info->input_dev, ABS_MT_TOUCH_MAJOR, z);
input_report_abs(info->input_dev, ABS_MT_TOUCH_MINOR, z);
#if KERNEL_VERSION(5, 4, 0) < LINUX_VERSION_CODE
/*
input_report_abs(info->input_dev, ABS_MT_PRESSURE, z);
input_report_abs(info->input_dev, ABS_MT_DISTANCE, distance);
#endif
*/
/* logError(0, "%s %s : Event 0x%02x - ID[%d], (x, y) = (%3d, %3d)
* Size = %d\n", tag, __func__, *event, touchId, x, y, touchType); */
@ -4210,12 +4211,12 @@ static int fts_probe(struct spi_device *client)
AREA_MAX, 0, 0);
input_set_abs_params(info->input_dev, ABS_MT_TOUCH_MINOR, AREA_MIN,
AREA_MAX, 0, 0);
#if KERNEL_VERSION(5, 4, 0) < LINUX_VERSION_CODE
/*
input_set_abs_params(info->input_dev, ABS_MT_PRESSURE, PRESSURE_MIN,
PRESSURE_MAX, 0, 0);
input_set_abs_params(info->input_dev, ABS_MT_DISTANCE, DISTANCE_MIN,
DISTANCE_MAX, 0, 0);
#endif
*/
#ifdef GESTURE_MODE
input_set_capability(info->input_dev, EV_KEY, KEY_WAKEUP);