Input: ALPS - fix two-finger scroll breakage in right side on ALPS touchpad

[karo-tx-linux.git] / drivers / input / mouse / alps.c

diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index 262d1057c1da21ba7290c37c0379087d1ff5fa49..850b00e3ad8ecde13046449befa4fad95e308a60 100644 (file)
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -1215,14 +1215,24 @@ static int alps_decode_ss4_v2(struct alps_fields *f,
 
        case SS4_PACKET_ID_TWO:
                if (priv->flags & ALPS_BUTTONPAD) {
-                       f->mt[0].x = SS4_BTL_MF_X_V2(p, 0);
+                       if (IS_SS4PLUS_DEV(priv->dev_id)) {
+                               f->mt[0].x = SS4_PLUS_BTL_MF_X_V2(p, 0);
+                               f->mt[1].x = SS4_PLUS_BTL_MF_X_V2(p, 1);
+                       } else {
+                               f->mt[0].x = SS4_BTL_MF_X_V2(p, 0);
+                               f->mt[1].x = SS4_BTL_MF_X_V2(p, 1);
+                       }
                        f->mt[0].y = SS4_BTL_MF_Y_V2(p, 0);
-                       f->mt[1].x = SS4_BTL_MF_X_V2(p, 1);
                        f->mt[1].y = SS4_BTL_MF_Y_V2(p, 1);
                } else {
-                       f->mt[0].x = SS4_STD_MF_X_V2(p, 0);
+                       if (IS_SS4PLUS_DEV(priv->dev_id)) {
+                               f->mt[0].x = SS4_PLUS_STD_MF_X_V2(p, 0);
+                               f->mt[1].x = SS4_PLUS_STD_MF_X_V2(p, 1);
+                       } else {
+                               f->mt[0].x = SS4_STD_MF_X_V2(p, 0);
+                               f->mt[1].x = SS4_STD_MF_X_V2(p, 1);
+                       }
                        f->mt[0].y = SS4_STD_MF_Y_V2(p, 0);
-                       f->mt[1].x = SS4_STD_MF_X_V2(p, 1);
                        f->mt[1].y = SS4_STD_MF_Y_V2(p, 1);
                }
                f->pressure = SS4_MF_Z_V2(p, 0) ? 0x30 : 0;
@@ -1239,16 +1249,27 @@ static int alps_decode_ss4_v2(struct alps_fields *f,
 
        case SS4_PACKET_ID_MULTI:
                if (priv->flags & ALPS_BUTTONPAD) {
-                       f->mt[2].x = SS4_BTL_MF_X_V2(p, 0);
+                       if (IS_SS4PLUS_DEV(priv->dev_id)) {
+                               f->mt[0].x = SS4_PLUS_BTL_MF_X_V2(p, 0);
+                               f->mt[1].x = SS4_PLUS_BTL_MF_X_V2(p, 1);
+                       } else {
+                               f->mt[2].x = SS4_BTL_MF_X_V2(p, 0);
+                               f->mt[3].x = SS4_BTL_MF_X_V2(p, 1);
+                       }
+
                        f->mt[2].y = SS4_BTL_MF_Y_V2(p, 0);
-                       f->mt[3].x = SS4_BTL_MF_X_V2(p, 1);
                        f->mt[3].y = SS4_BTL_MF_Y_V2(p, 1);
                        no_data_x = SS4_MFPACKET_NO_AX_BL;
                        no_data_y = SS4_MFPACKET_NO_AY_BL;
                } else {
-                       f->mt[2].x = SS4_STD_MF_X_V2(p, 0);
+                       if (IS_SS4PLUS_DEV(priv->dev_id)) {
+                               f->mt[0].x = SS4_PLUS_STD_MF_X_V2(p, 0);
+                               f->mt[1].x = SS4_PLUS_STD_MF_X_V2(p, 1);
+                       } else {
+                               f->mt[0].x = SS4_STD_MF_X_V2(p, 0);
+                               f->mt[1].x = SS4_STD_MF_X_V2(p, 1);
+                       }
                        f->mt[2].y = SS4_STD_MF_Y_V2(p, 0);
-                       f->mt[3].x = SS4_STD_MF_X_V2(p, 1);
                        f->mt[3].y = SS4_STD_MF_Y_V2(p, 1);
                        no_data_x = SS4_MFPACKET_NO_AX;
                        no_data_y = SS4_MFPACKET_NO_AY;
@@ -2541,8 +2562,8 @@ static int alps_set_defaults_ss4_v2(struct psmouse *psmouse,
 
        memset(otp, 0, sizeof(otp));
 
-       if (alps_get_otp_values_ss4_v2(psmouse, 0, &otp[0][0]) ||
-           alps_get_otp_values_ss4_v2(psmouse, 1, &otp[1][0]))
+       if (alps_get_otp_values_ss4_v2(psmouse, 1, &otp[1][0]) ||
+           alps_get_otp_values_ss4_v2(psmouse, 0, &otp[0][0]))
                return -1;
 
        alps_update_device_area_ss4_v2(otp, priv);