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touchscreen_mmi: exports touch events handler

Browse source 
1. Exports touch events handler in order to obtain the touch events
reported by vendor.
2. Add debug options to control whether to print log.

Change-Id: I3bb89cfe5c7a5a55ca01b3a93488558db4358445
Reviewed-on: https://gerrit.mot.com/1550603
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Reviewed-by: Konstantin Makariev <kmakariev@motorola.com>
Tested-by: Jira Key
Reviewed-by: Jialei Hao <haojl2@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
litong 2020-05-09 18:04:01 +08:00 • committed by litong20
commit 55d43ce7cd
4 changed files with 45 additions and 2 deletions
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4
drivers/input/touchscreen/touchscreen_mmi/Android.mk
View file

@ -5,6 +5,10 @@ ifeq ($(DRM_DYNAMIC_REFRESH_RATE),true)
KERNEL_CFLAGS += CONFIG_DRM_DYNAMIC_REFRESH_RATE=y
endif
ifeq ($(TOUCHCLASS_MMI_DEBUG_INFO),true)
KERNEL_CFLAGS += CONFIG_TOUCHCLASS_MMI_DEBUG_INFO=y
endif
include $(CLEAR_VARS)
LOCAL_MODULE := touchscreen_mmi.ko
LOCAL_MODULE_TAGS := optional

3
drivers/input/touchscreen/touchscreen_mmi/Kbuild
View file

@ -8,6 +8,9 @@ endif
ifneq ($(filter m y, $(CONFIG_DRM_DYNAMIC_REFRESH_RATE)),)
EXTRA_CFLAGS += -DCONFIG_DRM_DYNAMIC_REFRESH_RATE
endif
ifneq ($(filter m y, $(CONFIG_TOUCHCLASS_MMI_DEBUG_INFO)),)
EXTRA_CFLAGS += -DCONFIG_TOUCHCLASS_MMI_DEBUG_INFO
endif
obj-m := touchscreen_mmi.o
touchscreen_mmi-objs := touchscreen_mmi_class.o touchscreen_mmi_panel.o touchscreen_mmi_notif.o touchscreen_mmi_gesture.o

26
drivers/input/touchscreen/touchscreen_mmi/touchscreen_mmi_gesture.c
View file

@ -60,6 +60,30 @@ static int ts_mmi_gesture_handler(struct gesture_event_data *gev)
return 0;
}
static int ts_mmi_touch_event_handler(struct touch_event_data *tev)
{
switch (tev->type) {
case TS_COORDINATE_ACTION_PRESS:
#if defined(CONFIG_TOUCHCLASS_MMI_DEBUG_INFO)
pr_info("%s: [P]Finger %d: Down, x=%d, y=%d, major=%d, minor=%d",
__func__, tev->id, tev->x, tev->y, tev->major, tev->minor);
#endif
break;
case TS_COORDINATE_ACTION_RELEASE:
#if defined(CONFIG_TOUCHCLASS_MMI_DEBUG_INFO)
pr_info("%s: [R]Finger %d: UP", __func__, tev->id);
#endif
break;
default:
pr_info("%s: unsupport type=%d\n", __func__, tev->type);
}
return 0;
}
bool ts_mmi_is_sensor_enable(void)
{
struct ts_mmi_dev *touch_cdev;
@ -156,6 +180,8 @@ int ts_mmi_gesture_init(struct ts_mmi_dev *touch_cdev)
/* export report gesture function to vendor */
touch_cdev->mdata->exports.report_gesture = ts_mmi_gesture_handler;
/* export report touch event function to vendor */
touch_cdev->mdata->exports.report_touch_event = ts_mmi_touch_event_handler;
return 0;

14
include/linux/touchscreen_mmi.h
View file

@ -109,9 +109,18 @@ struct msm_drm_notifier *evdata = evd; \
#define TS_MMI_MAX_PANEL_LEN 16
#define TS_MMI_PILL_REGION_REQ_ARGS_NUM 3
enum touch_event_mode {
TS_COORDINATE_ACTION_NONE = 0,
TS_COORDINATE_ACTION_PRESS,
TS_COORDINATE_ACTION_RELEASE,
TS_COORDINATE_ACTION_MOVE
};
struct touch_event_data {
int type; /* TS_TOUCH, TS_RELEASE */
int x, y, w, p, m; /* X, Y, area, pressure and major */
enum touch_event_mode type; /* TS_TOUCH, TS_RELEASE */
int id; /* Finger id */
int x, y, w, p; /* X, Y, Area, Pressure */
int major, minor; /* Major, Minor */
};
struct gesture_event_data {
@ -129,6 +138,7 @@ struct gesture_event_data {
struct ts_mmi_class_methods {
int (*report_gesture)(struct gesture_event_data *gev);
int (*get_class_fname)(struct device *dev , const char **fname);
int (*report_touch_event)(struct touch_event_data *tev);
struct kobject *kobj_notify;
};