diff options
Diffstat (limited to 'drivers/input/mouse/sentelic.c')
| -rw-r--r-- | drivers/input/mouse/sentelic.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/input/mouse/sentelic.c b/drivers/input/mouse/sentelic.c index 3f5649f1908..cc7e0d4a8f9 100644 --- a/drivers/input/mouse/sentelic.c +++ b/drivers/input/mouse/sentelic.c @@ -721,6 +721,17 @@ static psmouse_ret_t fsp_process_byte(struct psmouse *psmouse) switch (psmouse->packet[0] >> FSP_PKT_TYPE_SHIFT) { case FSP_PKT_TYPE_ABS: + + if ((packet[0] == 0x48 || packet[0] == 0x49) && + packet[1] == 0 && packet[2] == 0) { + /* + * Ignore coordinate noise when finger leaving the + * surface, otherwise cursor may jump to upper-left + * corner. + */ + packet[3] &= 0xf0; + } + abs_x = GET_ABS_X(packet); abs_y = GET_ABS_Y(packet); @@ -780,7 +791,7 @@ static psmouse_ret_t fsp_process_byte(struct psmouse *psmouse) fsp_set_slot(dev, 0, fgrs > 0, abs_x, abs_y); fsp_set_slot(dev, 1, false, 0, 0); } - if (fgrs > 0) { + if (fgrs == 1 || (fgrs == 2 && !(packet[0] & FSP_PB0_MFMC_FGR2))) { input_report_abs(dev, ABS_X, abs_x); input_report_abs(dev, ABS_Y, abs_y); } @@ -960,7 +971,7 @@ static int fsp_set_input_params(struct psmouse *psmouse) input_set_abs_params(dev, ABS_X, 0, abs_x, 0, 0); input_set_abs_params(dev, ABS_Y, 0, abs_y, 0, 0); - input_mt_init_slots(dev, 2); + input_mt_init_slots(dev, 2, 0); input_set_abs_params(dev, ABS_MT_POSITION_X, 0, abs_x, 0, 0); input_set_abs_params(dev, ABS_MT_POSITION_Y, 0, abs_y, 0, 0); } |