usb: typec: ucsi: Remove the old API

The drivers now only use the new API, so removing the old one.
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Tested-by: Ajay Gupta <ajayg@nvidia.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20191104142435.29960-15-heikki.krogerus@linux.intel.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/typec/ucsi/displayport.c

@@ -48,6 +48,7 @@ struct ucsi_dp {
 static int ucsi_displayport_enter(struct typec_altmode *alt)
 {
 	struct ucsi_dp *dp = typec_altmode_get_drvdata(alt);
+	struct ucsi *ucsi = dp->con->ucsi;
 	struct ucsi_control ctrl;
 	u8 cur = 0;
 	int ret;
@@ -59,25 +60,21 @@ static int ucsi_displayport_enter(struct typec_altmode *alt)
 
 		dev_warn(&p->dev,
 			 "firmware doesn't support alternate mode overriding\n");
-		mutex_unlock(&dp->con->lock);
-		return -EOPNOTSUPP;
+		ret = -EOPNOTSUPP;
+		goto err_unlock;
 	}
 
 	UCSI_CMD_GET_CURRENT_CAM(ctrl, dp->con->num);
-	ret = ucsi_send_command(dp->con->ucsi, &ctrl, &cur, sizeof(cur));
+	ret = ucsi_send_command(ucsi, command, &cur, sizeof(cur));
 	if (ret < 0) {
-		if (dp->con->ucsi->ppm->data->version > 0x0100) {
-			mutex_unlock(&dp->con->lock);
-			return ret;
-		}
+		if (ucsi->version > 0x0100)
+			goto err_unlock;
 		cur = 0xff;
 	}
 
 	if (cur != 0xff) {
-		mutex_unlock(&dp->con->lock);
-		if (dp->con->port_altmode[cur] == alt)
-			return 0;
-		return -EBUSY;
+		ret = dp->con->port_altmode[cur] == alt ? 0 : -EBUSY;
+		goto err_unlock;
 	}
 
 	/*
@@ -94,10 +91,11 @@ static int ucsi_displayport_enter(struct typec_altmode *alt)
 	dp->vdo_size = 1;
 
 	schedule_work(&dp->work);
-
+	ret = 0;
+err_unlock:
 	mutex_unlock(&dp->con->lock);
 
-	return 0;
+	return ret;
 }
 
 static int ucsi_displayport_exit(struct typec_altmode *alt)

drivers/usb/typec/ucsi/trace.h

@@ -75,23 +75,6 @@ DEFINE_EVENT(ucsi_log_command, ucsi_reset_ppm,
 	TP_ARGS(ctrl, ret)
 );
 
-DECLARE_EVENT_CLASS(ucsi_log_cci,
-	TP_PROTO(u32 cci),
-	TP_ARGS(cci),
-	TP_STRUCT__entry(
-		__field(u32, cci)
-	),
-	TP_fast_assign(
-		__entry->cci = cci;
-	),
-	TP_printk("CCI=%08x %s", __entry->cci, ucsi_cci_str(__entry->cci))
-);
-
-DEFINE_EVENT(ucsi_log_cci, ucsi_notify,
-	TP_PROTO(u32 cci),
-	TP_ARGS(cci)
-);
-
 DECLARE_EVENT_CLASS(ucsi_log_connector_status,
 	TP_PROTO(int port, struct ucsi_connector_status *status),
 	TP_ARGS(port, status),

drivers/usb/typec/ucsi/ucsi.h

@@ -398,54 +398,13 @@ struct ucsi_connector_status {
 
 /* -------------------------------------------------------------------------- */
 
-struct ucsi;
-
-struct ucsi_data {
-	u16 version;
-	u16 reserved;
-	union {
-		u32 raw_cci;
-		struct ucsi_cci cci;
-	};
-	struct ucsi_control ctrl;
-	u32 message_in[4];
-	u32 message_out[4];
-} __packed;
-
-/*
- * struct ucsi_ppm - Interface to UCSI Platform Policy Manager
- * @data: memory location to the UCSI data structures
- * @cmd: UCSI command execution routine
- * @sync: Refresh UCSI mailbox (the data structures)
- */
-struct ucsi_ppm {
-	struct ucsi_data *data;
-	int (*cmd)(struct ucsi_ppm *, struct ucsi_control *);
-	int (*sync)(struct ucsi_ppm *);
-};
-
-struct ucsi *ucsi_register_ppm(struct device *dev, struct ucsi_ppm *ppm);
-void ucsi_unregister_ppm(struct ucsi *ucsi);
-void ucsi_notify(struct ucsi *ucsi);
-
-/* -------------------------------------------------------------------------- */
-
-enum ucsi_status {
-	UCSI_IDLE = 0,
-	UCSI_BUSY,
-	UCSI_ERROR,
-};
-
 struct ucsi {
 	u16 version;
 	struct device *dev;
-	struct ucsi_ppm *ppm;
 	struct driver_data *driver_data;
 
 	const struct ucsi_operations *ops;
 
-	enum ucsi_status status;
-	struct completion complete;
 	struct ucsi_capability cap;
 	struct ucsi_connector *connector;