static void pixcir_ts_report(struct pixcir_i2c_ts_data *ts,
struct pixcir_report_data *report)
{
struct input_mt_pos pos[PIXCIR_MAX_SLOTS];
int slots[PIXCIR_MAX_SLOTS];
struct pixcir_touch *touch;
int n, i, slot;
struct device *dev = &ts->client->dev;
const struct pixcir_i2c_chip_data *chip = &ts->pdata->chip;
n = report->num_touches;
if (n > PIXCIR_MAX_SLOTS)
n = PIXCIR_MAX_SLOTS;
if (!chip->has_hw_ids) {
for (i = 0; i < n; i++) {
touch = &report->touches[i];
pos[i].x = touch->x;
pos[i].y = touch->y;
}
input_mt_assign_slots(ts->input, slots, pos, n);
}
for (i = 0; i < n; i++) {
touch = &report->touches[i];
if (chip->has_hw_ids) {
slot = input_mt_get_slot_by_key(ts->input, touch->id);
if (slot < 0) {
dev_dbg(dev, "no free slot for id 0x%x\n",
touch->id);
continue;
}
} else {
slot = slots[i];
}
input_mt_slot(ts->input, slot);
input_mt_report_slot_state(ts->input,
MT_TOOL_FINGER, true);
input_event(ts->input, EV_ABS, ABS_MT_POSITION_X, touch->x);
input_event(ts->input, EV_ABS, ABS_MT_POSITION_Y, touch->y);
dev_dbg(dev, "%d: slot %d, x %d, y %d\n",
i, slot, touch->x, touch->y);
}
input_mt_sync_frame(ts->input);
input_sync(ts->input);
}
static int sis_ts_report_contact(struct sis_ts_data *ts, const u8 *data, u8 id)
{
struct input_dev *input = ts->input;
int slot;
u8 status = data[SIS_CONTACT_STATUS_OFFSET];
u8 pressure;
u8 height, width;
u16 x, y;
if (status != SIS_STATUS_DOWN && status != SIS_STATUS_UP) {
dev_err(&ts->client->dev, "Unexpected touch status: %#02x\n",
data[SIS_CONTACT_STATUS_OFFSET]);
return -EINVAL;
}
slot = input_mt_get_slot_by_key(input, data[SIS_CONTACT_ID_OFFSET]);
if (slot < 0)
return -ENOENT;
input_mt_slot(input, slot);
input_mt_report_slot_state(input, MT_TOOL_FINGER,
status == SIS_STATUS_DOWN);
if (status == SIS_STATUS_DOWN) {
pressure = height = width = 1;
if (id != SIS_ALL_IN_ONE_PACKAGE) {
if (SIS_PKT_HAS_AREA(id)) {
width = data[SIS_CONTACT_WIDTH_OFFSET];
height = data[SIS_CONTACT_HEIGHT_OFFSET];
}
if (SIS_PKT_HAS_PRESSURE(id))
pressure =
data[SIS_CONTACT_PRESSURE_OFFSET(id)];
}
x = get_unaligned_le16(&data[SIS_CONTACT_X_OFFSET]);
y = get_unaligned_le16(&data[SIS_CONTACT_Y_OFFSET]);
input_report_abs(input, ABS_MT_TOUCH_MAJOR,
width * SIS_AREA_UNIT);
input_report_abs(input, ABS_MT_TOUCH_MINOR,
height * SIS_AREA_UNIT);
input_report_abs(input, ABS_MT_PRESSURE, pressure);
input_report_abs(input, ABS_MT_POSITION_X, x);
input_report_abs(input, ABS_MT_POSITION_Y, y);
}
return 0;
}
static int mt_compute_slot(struct mt_device *td, struct input_dev *input)
{
__s32 quirks = td->mtclass.quirks;
if (quirks & MT_QUIRK_SLOT_IS_CONTACTID)
return td->curdata.contactid;
if (quirks & MT_QUIRK_CYPRESS)
return cypress_compute_slot(td);
if (quirks & MT_QUIRK_SLOT_IS_CONTACTNUMBER)
return td->num_received;
if (quirks & MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE)
return td->curdata.contactid - 1;
return input_mt_get_slot_by_key(input, td->curdata.contactid);
}
static void pixcir_ts_report(struct pixcir_i2c_ts_data *ts,
struct pixcir_report_data *report)
{
int slots[PIXCIR_MAX_SLOTS];
int n, i, slot;
struct device *dev = &ts->client->dev;
const struct pixcir_i2c_chip_data *chip = ts->chip;
n = report->num_touches;
if (n > PIXCIR_MAX_SLOTS)
n = PIXCIR_MAX_SLOTS;
if (!ts->chip->has_hw_ids)
input_mt_assign_slots(ts->input, slots, report->pos, n, 0);
for (i = 0; i < n; i++) {
if (chip->has_hw_ids) {
slot = input_mt_get_slot_by_key(ts->input,
report->ids[i]);
if (slot < 0) {
dev_dbg(dev, "no free slot for id 0x%x\n",
report->ids[i]);
continue;
}
} else {
slot = slots[i];
}
input_mt_slot(ts->input, slot);
input_mt_report_slot_state(ts->input, MT_TOOL_FINGER, true);
input_report_abs(ts->input, ABS_MT_POSITION_X,
report->pos[i].x);
input_report_abs(ts->input, ABS_MT_POSITION_Y,
report->pos[i].y);
dev_dbg(dev, "%d: slot %d, x %d, y %d\n",
i, slot, report->pos[i].x, report->pos[i].y);
}
input_mt_sync_frame(ts->input);
input_sync(ts->input);
}
static int mt_compute_slot(struct mt_device *td, struct input_dev *input)
{
__s32 quirks = td->mtclass.quirks;
if (quirks & MT_QUIRK_SLOT_IS_CONTACTID)
return td->curdata.contactid;
if (quirks & MT_QUIRK_CYPRESS)
return cypress_compute_slot(td);
if (quirks & MT_QUIRK_SLOT_IS_CONTACTNUMBER)
return td->num_received;
if (quirks & MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE)
return td->curdata.contactid - 1;
if (!show_mt) {
/* manually compute slot */
int i;
int slot = -1;
if (!td-> mouse_emulation_slot_states)
return 0;
for (i = 0; i < td->maxcontacts && slot < 0; i++)
{
if (td-> mouse_emulation_slot_states[i] == td->curdata.contactid)
slot = i;
}
for (i = 0; i < td->maxcontacts && slot < 0; i++)
{
if (td-> mouse_emulation_slot_states[i] < 0)
slot = i;
}
return slot;
}
return input_mt_get_slot_by_key(input, td->curdata.contactid);
}
