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synaptics_tcm_v2: Add touchscreen class handle touch event

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Let touchscreen class do some gesture work before vendor driver code
repot event.
To accomplish some gesture algorithm, touchscreen class need report
touch events and skip vendor's events report.

Change-Id: I42fe9df4c0190449b0052a9f18623db1d2514285
Signed-off-by: haojl2 <haojl2@motorola.com>
Reviewed-on: https://gerrit.mot.com/1567169
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: <litong20@motorola.com>
Reviewed-by: Konstantin Makariev <kmakariev@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
haojl2 2020-05-20 12:31:51 +08:00 • committed by Jialei Hao
commit 80c513e09b
1 changed files with 33 additions and 19 deletions
Download patch file Download diff file Expand all files Collapse all files

52
drivers/input/touchscreen/synaptics_tcm_mmi_v2/synaptics_touch.c
View file

@ -759,17 +759,22 @@ static void touch_report(void)
switch (status) {
case LIFT:
#ifdef TYPE_B_PROTOCOL
input_mt_slot(touch_hcd->input_dev, idx);
input_mt_report_slot_state(touch_hcd->input_dev,
MT_TOOL_FINGER, 0);
if (tcm_hcd->imports && tcm_hcd->imports->report_touch_event) {
struct touch_event_data touch_event;
memset(&touch_event, 0, sizeof(touch_event));
touch_event.type = TS_COORDINATE_ACTION_RELEASE;
touch_event.id = idx;
tcm_hcd->imports->report_touch_event(&touch_event);
tcm_hcd->imports->report_touch_event(&touch_event, touch_hcd->input_dev);
if (touch_event.skip_report) {
/* input event is reported by touchscreen class.
* vendor touch event may need update based on touch_event
*/
break;
}
}
input_mt_slot(touch_hcd->input_dev, idx);
input_mt_report_slot_state(touch_hcd->input_dev,
MT_TOOL_FINGER, 0);
#endif
break;
case FINGER:
@ -792,6 +797,29 @@ static void touch_report(void)
x = touch_hcd->input_params.max_x - x;
if (bdata->y_flip)
y = touch_hcd->input_params.max_y - y;
if (tcm_hcd->imports && tcm_hcd->imports->report_touch_event) {
struct touch_event_data touch_event;
memset(&touch_event, 0, sizeof(touch_event));
touch_event.type = (object_data[idx].status != touch_hcd->prev_status[idx])?
TS_COORDINATE_ACTION_PRESS : TS_COORDINATE_ACTION_MOVE;
touch_event.id = idx;
touch_event.x = x;
touch_event.y = y;
touch_event.major = major;
touch_event.minor = minor;
tcm_hcd->imports->report_touch_event(&touch_event, touch_hcd->input_dev);
if (touch_event.skip_report) {
/* input event is reported by touchscreen class.
* vendor touch event may need update based on touch_event
*/
if ((touch_event.type == TS_COORDINATE_ACTION_PRESS) ||
(touch_event.type == TS_COORDINATE_ACTION_MOVE))
touch_count++;
break;
}
}
#ifdef TYPE_B_PROTOCOL
input_mt_slot(touch_hcd->input_dev, idx);
input_mt_report_slot_state(touch_hcd->input_dev,
@ -816,20 +844,6 @@ static void touch_report(void)
"Finger %d: x = %d, y = %d, x_width = %d, y_width = %d\n",
idx, x, y, object_data[idx].x_width, object_data[idx].y_width);
touch_count++;
if (object_data[idx].status != touch_hcd->prev_status[idx]) {
if (tcm_hcd->imports && tcm_hcd->imports->report_touch_event) {
struct touch_event_data touch_event;
memset(&touch_event, 0, sizeof(touch_event));
touch_event.type = TS_COORDINATE_ACTION_PRESS;
touch_event.id = idx;
touch_event.x = x;
touch_event.y = y;
touch_event.major = major;
touch_event.minor = minor;
tcm_hcd->imports->report_touch_event(&touch_event);
}
}
break;
default:
break;