diff options
Diffstat (limited to 'drivers/input/mouse/alps.c')
| -rw-r--r-- | drivers/input/mouse/alps.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index 4e1af89c7749..113d6f1516a5 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -251,6 +251,14 @@ static void alps_process_packet_v1_v2(struct psmouse *psmouse) return; } + /* Non interleaved V2 dualpoint has separate stick button bits */ + if (priv->proto_version == ALPS_PROTO_V2 && + priv->flags == (ALPS_PASS | ALPS_DUALPOINT)) { + left |= packet[0] & 1; + right |= packet[0] & 2; + middle |= packet[0] & 4; + } + alps_report_buttons(dev, dev2, left, right, middle); /* Convert hardware tap to a reasonable Z value */ @@ -941,6 +949,11 @@ static void alps_get_finger_coordinate_v7(struct input_mt_pos *mt, case V7_PACKET_ID_TWO: mt[1].x &= ~0x000F; mt[1].y |= 0x000F; + /* Detect false-postive touches where x & y report max value */ + if (mt[1].y == 0x7ff && mt[1].x == 0xff0) { + mt[1].x = 0; + /* y gets set to 0 at the end of this function */ + } break; case V7_PACKET_ID_MULTI: @@ -1058,9 +1071,8 @@ static void alps_process_trackstick_packet_v7(struct psmouse *psmouse) right = (packet[1] & 0x02) >> 1; middle = (packet[1] & 0x04) >> 2; - /* Divide 2 since trackpoint's speed is too fast */ - input_report_rel(dev2, REL_X, (char)x / 2); - input_report_rel(dev2, REL_Y, -((char)y / 2)); + input_report_rel(dev2, REL_X, (char)x); + input_report_rel(dev2, REL_Y, -((char)y)); input_report_key(dev2, BTN_LEFT, left); input_report_key(dev2, BTN_RIGHT, right); @@ -1345,13 +1357,14 @@ static void alps_report_bare_ps2_packet(struct psmouse *psmouse, bool report_buttons) { struct alps_data *priv = psmouse->private; - struct input_dev *dev; + struct input_dev *dev, *dev2 = NULL; /* Figure out which device to use to report the bare packet */ if (priv->proto_version == ALPS_PROTO_V2 && (priv->flags & ALPS_DUALPOINT)) { /* On V2 devices the DualPoint Stick reports bare packets */ dev = priv->dev2; + dev2 = psmouse->dev; } else if (unlikely(IS_ERR_OR_NULL(priv->dev3))) { /* Register dev3 mouse if we received PS/2 packet first time */ if (!IS_ERR(priv->dev3)) @@ -1363,7 +1376,7 @@ static void alps_report_bare_ps2_packet(struct psmouse *psmouse, } if (report_buttons) - alps_report_buttons(dev, NULL, + alps_report_buttons(dev, dev2, packet[0] & 1, packet[0] & 2, packet[0] & 4); input_report_rel(dev, REL_X, |