input_mt_report_slot_state() ignores the tool when the slot is closed.
which has caused a bit of confusion.
This patch introduces input_mt_report_slot_inactive() to report slot
inactive state.
replaces all input_mt_report_slot_state() with
input_mt_report_slot_inactive() in case of close of slot.

Suggested-by: Dmitry Torokhov <dmitry.torok...@gmail.com>
Reported-by: kernel test robot <rong.a.c...@intel.com>
Signed-off-by: Jiada Wang <jiada_w...@mentor.com>
---
 drivers/hid/hid-alps.c                     | 3 +--
 drivers/hid/hid-multitouch.c               | 6 ++----
 drivers/input/misc/xen-kbdfront.c          | 2 +-
 drivers/input/mouse/elan_i2c_core.c        | 2 +-
 drivers/input/touchscreen/atmel_mxt_ts.c   | 7 +++----
 drivers/input/touchscreen/cyttsp4_core.c   | 5 ++---
 drivers/input/touchscreen/cyttsp_core.c    | 2 +-
 drivers/input/touchscreen/melfas_mip4.c    | 4 ++--
 drivers/input/touchscreen/mms114.c         | 2 +-
 drivers/input/touchscreen/raspberrypi-ts.c | 2 +-
 drivers/input/touchscreen/stmfts.c         | 2 +-
 include/linux/input/mt.h                   | 5 +++++
 12 files changed, 21 insertions(+), 21 deletions(-)

diff --git a/drivers/hid/hid-alps.c b/drivers/hid/hid-alps.c
index ae79a7c66737..36ca1d815d53 100644
--- a/drivers/hid/hid-alps.c
+++ b/drivers/hid/hid-alps.c
@@ -387,8 +387,7 @@ static int u1_raw_event(struct alps_dev *hdata, u8 *data, 
int size)
                                input_report_abs(hdata->input,
                                        ABS_MT_PRESSURE, z);
                        } else {
-                               input_mt_report_slot_state(hdata->input,
-                                       MT_TOOL_FINGER, 0);
+                               input_mt_report_slot_inactive(hdata->input);
                        }
                }
 
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 362805ddf377..e2ce790ff4a4 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -896,7 +896,7 @@ static void mt_release_pending_palms(struct mt_device *td,
                clear_bit(slotnum, app->pending_palm_slots);
 
                input_mt_slot(input, slotnum);
-               input_mt_report_slot_state(input, MT_TOOL_PALM, false);
+               input_mt_report_slot_inactive(input);
 
                need_sync = true;
        }
@@ -1640,9 +1640,7 @@ static void mt_release_contacts(struct hid_device *hid)
                if (mt) {
                        for (i = 0; i < mt->num_slots; i++) {
                                input_mt_slot(input_dev, i);
-                               input_mt_report_slot_state(input_dev,
-                                                          MT_TOOL_FINGER,
-                                                          false);
+                               input_mt_report_slot_inactive(input_dev);
                        }
                        input_mt_sync_frame(input_dev);
                        input_sync(input_dev);
diff --git a/drivers/input/misc/xen-kbdfront.c 
b/drivers/input/misc/xen-kbdfront.c
index 24bc5c5d876f..a1bba722b234 100644
--- a/drivers/input/misc/xen-kbdfront.c
+++ b/drivers/input/misc/xen-kbdfront.c
@@ -146,7 +146,7 @@ static void xenkbd_handle_mt_event(struct xenkbd_info *info,
                break;
 
        case XENKBD_MT_EV_UP:
-               input_mt_report_slot_state(info->mtouch, MT_TOOL_FINGER, false);
+               input_mt_report_slot_inactive(info->mtouch);
                break;
 
        case XENKBD_MT_EV_SYN:
diff --git a/drivers/input/mouse/elan_i2c_core.c 
b/drivers/input/mouse/elan_i2c_core.c
index 8719da540383..3f9354baac4b 100644
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -938,7 +938,7 @@ static void elan_report_contact(struct elan_tp_data *data,
                input_report_abs(input, ABS_MT_TOUCH_MINOR, minor);
        } else {
                input_mt_slot(input, contact_num);
-               input_mt_report_slot_state(input, MT_TOOL_FINGER, false);
+               input_mt_report_slot_inactive(input);
        }
 }
 
diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c 
b/drivers/input/touchscreen/atmel_mxt_ts.c
index ae60442efda0..a2189739e30f 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -822,8 +822,7 @@ static void mxt_proc_t9_message(struct mxt_data *data, u8 
*message)
                 * have happened.
                 */
                if (status & MXT_T9_RELEASE) {
-                       input_mt_report_slot_state(input_dev,
-                                                  MT_TOOL_FINGER, 0);
+                       input_mt_report_slot_inactive(input_dev);
                        mxt_input_sync(data);
                }
 
@@ -839,7 +838,7 @@ static void mxt_proc_t9_message(struct mxt_data *data, u8 
*message)
                input_report_abs(input_dev, ABS_MT_TOUCH_MAJOR, area);
        } else {
                /* Touch no longer active, close out slot */
-               input_mt_report_slot_state(input_dev, MT_TOOL_FINGER, 0);
+               input_mt_report_slot_inactive(input_dev);
        }
 
        data->update_input = true;
@@ -947,7 +946,7 @@ static void mxt_proc_t100_message(struct mxt_data *data, u8 
*message)
                dev_dbg(dev, "[%u] release\n", id);
 
                /* close out slot */
-               input_mt_report_slot_state(input_dev, 0, 0);
+               input_mt_report_slot_inactive(input_dev);
        }
 
        data->update_input = true;
diff --git a/drivers/input/touchscreen/cyttsp4_core.c 
b/drivers/input/touchscreen/cyttsp4_core.c
index 6bcffc930384..02a73d9a4def 100644
--- a/drivers/input/touchscreen/cyttsp4_core.c
+++ b/drivers/input/touchscreen/cyttsp4_core.c
@@ -744,8 +744,7 @@ static void cyttsp4_report_slot_liftoff(struct 
cyttsp4_mt_data *md,
 
        for (t = 0; t < max_slots; t++) {
                input_mt_slot(md->input, t);
-               input_mt_report_slot_state(md->input,
-                       MT_TOOL_FINGER, false);
+               input_mt_report_slot_inactive(md->input);
        }
 }
 
@@ -845,7 +844,7 @@ static void cyttsp4_final_sync(struct input_dev *input, int 
max_slots, int *ids)
                if (ids[t])
                        continue;
                input_mt_slot(input, t);
-               input_mt_report_slot_state(input, MT_TOOL_FINGER, false);
+               input_mt_report_slot_inactive(input);
        }
 
        input_sync(input);
diff --git a/drivers/input/touchscreen/cyttsp_core.c 
b/drivers/input/touchscreen/cyttsp_core.c
index 3f5d463dbeed..697aa2c158f7 100644
--- a/drivers/input/touchscreen/cyttsp_core.c
+++ b/drivers/input/touchscreen/cyttsp_core.c
@@ -340,7 +340,7 @@ static void cyttsp_report_tchdata(struct cyttsp *ts)
                        continue;
 
                input_mt_slot(input, i);
-               input_mt_report_slot_state(input, MT_TOOL_FINGER, false);
+               input_mt_report_slot_inactive(input);
        }
 
        input_sync(input);
diff --git a/drivers/input/touchscreen/melfas_mip4.c 
b/drivers/input/touchscreen/melfas_mip4.c
index 247c3aaba2d8..f67efdd040b2 100644
--- a/drivers/input/touchscreen/melfas_mip4.c
+++ b/drivers/input/touchscreen/melfas_mip4.c
@@ -391,7 +391,7 @@ static void mip4_clear_input(struct mip4_ts *ts)
        /* Screen */
        for (i = 0; i < MIP4_MAX_FINGERS; i++) {
                input_mt_slot(ts->input, i);
-               input_mt_report_slot_state(ts->input, MT_TOOL_FINGER, 0);
+               input_mt_report_slot_inactive(ts->input);
        }
 
        /* Keys */
@@ -534,7 +534,7 @@ static void mip4_report_touch(struct mip4_ts *ts, u8 
*packet)
        } else {
                /* Release event */
                input_mt_slot(ts->input, id);
-               input_mt_report_slot_state(ts->input, MT_TOOL_FINGER, 0);
+               input_mt_report_slot_inactive(ts->input);
        }
 
        input_mt_sync_frame(ts->input);
diff --git a/drivers/input/touchscreen/mms114.c 
b/drivers/input/touchscreen/mms114.c
index 69c6d559eeb0..776ed9e4629d 100644
--- a/drivers/input/touchscreen/mms114.c
+++ b/drivers/input/touchscreen/mms114.c
@@ -549,7 +549,7 @@ static int __maybe_unused mms114_suspend(struct device *dev)
        /* Release all touch */
        for (id = 0; id < MMS114_MAX_TOUCH; id++) {
                input_mt_slot(input_dev, id);
-               input_mt_report_slot_state(input_dev, MT_TOOL_FINGER, false);
+               input_mt_report_slot_inactive(input_dev);
        }
 
        input_mt_report_pointer_emulation(input_dev, true);
diff --git a/drivers/input/touchscreen/raspberrypi-ts.c 
b/drivers/input/touchscreen/raspberrypi-ts.c
index 0e2e08f3f433..ef6aaed217cf 100644
--- a/drivers/input/touchscreen/raspberrypi-ts.c
+++ b/drivers/input/touchscreen/raspberrypi-ts.c
@@ -100,7 +100,7 @@ static void rpi_ts_poll(struct input_dev *input)
        released_ids = ts->known_ids & ~modified_ids;
        for_each_set_bit(i, &released_ids, RPI_TS_MAX_SUPPORTED_POINTS) {
                input_mt_slot(input, i);
-               input_mt_report_slot_state(input, MT_TOOL_FINGER, 0);
+               input_mt_report_slot_inactive(input);
                modified_ids &= ~(BIT(i));
        }
        ts->known_ids = modified_ids;
diff --git a/drivers/input/touchscreen/stmfts.c 
b/drivers/input/touchscreen/stmfts.c
index b6f95f20f924..b54cc64e4ea6 100644
--- a/drivers/input/touchscreen/stmfts.c
+++ b/drivers/input/touchscreen/stmfts.c
@@ -198,7 +198,7 @@ static void stmfts_report_contact_release(struct 
stmfts_data *sdata,
        u8 slot_id = (event[0] & STMFTS_MASK_TOUCH_ID) >> 4;
 
        input_mt_slot(sdata->input, slot_id);
-       input_mt_report_slot_state(sdata->input, MT_TOOL_FINGER, false);
+       input_mt_report_slot_inactive(sdata->input);
 
        input_sync(sdata->input);
 }
diff --git a/include/linux/input/mt.h b/include/linux/input/mt.h
index 9e409bb13642..3b8580bd33c1 100644
--- a/include/linux/input/mt.h
+++ b/include/linux/input/mt.h
@@ -100,6 +100,11 @@ static inline bool input_is_mt_axis(int axis)
 bool input_mt_report_slot_state(struct input_dev *dev,
                                unsigned int tool_type, bool active);
 
+static inline void input_mt_report_slot_inactive(struct input_dev *dev)
+{
+       input_mt_report_slot_state(dev, 0, false);
+}
+
 void input_mt_report_finger_count(struct input_dev *dev, int count);
 void input_mt_report_pointer_emulation(struct input_dev *dev, bool use_count);
 void input_mt_drop_unused(struct input_dev *dev);
-- 
2.17.1

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