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touch: QTS: create trusted_touch_device_path entry

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Create trusted_touch_device_path entry that provides
full sys path of the bus device node. It is used by TUI
app to get corresponding touch event in /proc/bus/input.

Change-Id: I872c1404f194db2b636fac5ccd25094f03e58032
Signed-off-by: Raviteja Tamatam <quic_travitej@quicinc.com>
This commit is contained in:
Raviteja Tamatam
2022-04-19 10:49:25 -07:00
parent ee3265a82d
commit d1ca4dc958
1 changed files with 15 additions and 0 deletions
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15
qts/qts_core.c
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@@ -1341,6 +1341,17 @@ static ssize_t trusted_touch_type_show(struct kobject *kobj, struct kobj_attribu
return scnprintf(buf, PAGE_SIZE, "%s", qts_data->vm_info->trusted_touch_type);
}
static ssize_t trusted_touch_device_path_show(struct kobject *kobj,
struct kobj_attribute *attr, char *buf)
{
struct qts_data *qts_data = &qts_data_entries->info[QTS_CLIENT_PRIMARY_TOUCH];
char *path = NULL;
if (qts_data && qts_data->dev)
path = kobject_get_path(&qts_data->dev->kobj, GFP_KERNEL);
return scnprintf(buf, PAGE_SIZE, "%s", path ? path : "");
}
static struct kobj_attribute trusted_touch_enable_attr =
__ATTR(trusted_touch_enable, 0664, trusted_touch_enable_show, trusted_touch_enable_store);
@@ -1351,10 +1362,14 @@ static struct kobj_attribute trusted_touch_event_attr =
static struct kobj_attribute trusted_touch_type_attr =
__ATTR(trusted_touch_type, 0664, trusted_touch_type_show, NULL);
static struct kobj_attribute trusted_touch_device_path_attr =
__ATTR(trusted_touch_device_path, 0444, trusted_touch_device_path_show, NULL);
static struct attribute *qts_attributes[] = {
&trusted_touch_enable_attr.attr,
&trusted_touch_event_attr.attr,
&trusted_touch_type_attr.attr,
&trusted_touch_device_path_attr.attr,
NULL,
};