Merge branch 'next' into for-linus

Prepare first round of input updates for 4.5 merge window.

drivers/input/mouse/alps.c

@@ -31,6 +31,7 @@
 #define ALPS_CMD_NIBBLE_10	0x01f2
 
 #define ALPS_REG_BASE_RUSHMORE	0xc2c0
+#define ALPS_REG_BASE_V7	0xc2c0
 #define ALPS_REG_BASE_PINNACLE	0x0000
 
 static const struct alps_nibble_commands alps_v3_nibble_commands[] = {
@@ -2047,7 +2048,7 @@ static int alps_absolute_mode_v3(struct psmouse *psmouse)
 	return 0;
 }
 
-static int alps_probe_trackstick_v3(struct psmouse *psmouse, int reg_base)
+static int alps_probe_trackstick_v3_v7(struct psmouse *psmouse, int reg_base)
 {
 	int ret = -EIO, reg_val;
 
@@ -2128,15 +2129,12 @@ error:
 
 static int alps_hw_init_v3(struct psmouse *psmouse)
 {
+	struct alps_data *priv = psmouse->private;
 	struct ps2dev *ps2dev = &psmouse->ps2dev;
 	int reg_val;
 	unsigned char param[4];
 
-	reg_val = alps_probe_trackstick_v3(psmouse, ALPS_REG_BASE_PINNACLE);
-	if (reg_val == -EIO)
-		goto error;
-
-	if (reg_val == 0 &&
+	if ((priv->flags & ALPS_DUALPOINT) &&
 	    alps_setup_trackstick_v3(psmouse, ALPS_REG_BASE_PINNACLE) == -EIO)
 		goto error;
 
@@ -2613,6 +2611,11 @@ static int alps_set_protocol(struct psmouse *psmouse,
 		priv->decode_fields = alps_decode_pinnacle;
 		priv->nibble_commands = alps_v3_nibble_commands;
 		priv->addr_command = PSMOUSE_CMD_RESET_WRAP;
+
+		if (alps_probe_trackstick_v3_v7(psmouse,
+						ALPS_REG_BASE_PINNACLE) < 0)
+			priv->flags &= ~ALPS_DUALPOINT;
+
 		break;
 
 	case ALPS_PROTO_V3_RUSHMORE:
@@ -2625,8 +2628,8 @@ static int alps_set_protocol(struct psmouse *psmouse,
 		priv->x_bits = 16;
 		priv->y_bits = 12;
 
-		if (alps_probe_trackstick_v3(psmouse,
-					     ALPS_REG_BASE_RUSHMORE) < 0)
+		if (alps_probe_trackstick_v3_v7(psmouse,
+						ALPS_REG_BASE_RUSHMORE) < 0)
 			priv->flags &= ~ALPS_DUALPOINT;
 
 		break;
@@ -2676,6 +2679,9 @@ static int alps_set_protocol(struct psmouse *psmouse,
 		if (priv->fw_ver[1] != 0xba)
 			priv->flags |= ALPS_BUTTONPAD;
 
+		if (alps_probe_trackstick_v3_v7(psmouse, ALPS_REG_BASE_V7) < 0)
+			priv->flags &= ~ALPS_DUALPOINT;
+
 		break;
 
 	case ALPS_PROTO_V8:

drivers/input/mouse/elantech.c

@@ -1222,7 +1222,7 @@ static int elantech_set_input_params(struct psmouse *psmouse)
 			input_set_abs_params(dev, ABS_TOOL_WIDTH, ETP_WMIN_V2,
 					     ETP_WMAX_V2, 0, 0);
 		}
-		input_mt_init_slots(dev, 2, 0);
+		input_mt_init_slots(dev, 2, INPUT_MT_SEMI_MT);
 		input_set_abs_params(dev, ABS_MT_POSITION_X, x_min, x_max, 0, 0);
 		input_set_abs_params(dev, ABS_MT_POSITION_Y, y_min, y_max, 0, 0);
 		break;

drivers/input/mouse/focaltech.c

@@ -49,12 +49,6 @@ int focaltech_detect(struct psmouse *psmouse, bool set_properties)
 	return 0;
 }
 
-static void focaltech_reset(struct psmouse *psmouse)
-{
-	ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_RESET_DIS);
-	psmouse_reset(psmouse);
-}
-
 #ifdef CONFIG_MOUSE_PS2_FOCALTECH
 
 /*
@@ -300,6 +294,12 @@ static int focaltech_switch_protocol(struct psmouse *psmouse)
 	return 0;
 }
 
+static void focaltech_reset(struct psmouse *psmouse)
+{
+	ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_RESET_DIS);
+	psmouse_reset(psmouse);
+}
+
 static void focaltech_disconnect(struct psmouse *psmouse)
 {
 	focaltech_reset(psmouse);
@@ -456,14 +456,4 @@ fail:
 	kfree(priv);
 	return error;
 }
-
-#else /* CONFIG_MOUSE_PS2_FOCALTECH */
-
-int focaltech_init(struct psmouse *psmouse)
-{
-	focaltech_reset(psmouse);
-
-	return 0;
-}
-
 #endif /* CONFIG_MOUSE_PS2_FOCALTECH */

drivers/input/mouse/focaltech.h

@@ -18,6 +18,14 @@
 #define _FOCALTECH_H
 
 int focaltech_detect(struct psmouse *psmouse, bool set_properties);
+
+#ifdef CONFIG_MOUSE_PS2_FOCALTECH
 int focaltech_init(struct psmouse *psmouse);
+#else
+static inline int focaltech_init(struct psmouse *psmouse)
+{
+	return -ENOSYS;
+}
+#endif
 
 #endif

drivers/input/mouse/logips2pp.c

@@ -325,7 +325,7 @@ static void ps2pp_set_model_properties(struct psmouse *psmouse,
  * that support it.
  */
 
-int ps2pp_init(struct psmouse *psmouse, bool set_properties)
+int ps2pp_detect(struct psmouse *psmouse, bool set_properties)
 {
 	struct ps2dev *ps2dev = &psmouse->ps2dev;
 	unsigned char param[4];

drivers/input/mouse/logips2pp.h

@@ -12,9 +12,9 @@
 #define _LOGIPS2PP_H
 
 #ifdef CONFIG_MOUSE_PS2_LOGIPS2PP
-int ps2pp_init(struct psmouse *psmouse, bool set_properties);
+int ps2pp_detect(struct psmouse *psmouse, bool set_properties);
 #else
-inline int ps2pp_init(struct psmouse *psmouse, bool set_properties)
+static inline int ps2pp_detect(struct psmouse *psmouse, bool set_properties)
 {
 	return -ENOSYS;
 }