ptp: ptp_ines: use enum ptp_msg_type

Use new return type of ptp_get_msgtype(). Remove driver internal defines
for this.

Signed-off-by: Christian Eggers <ceggers@arri.de>
Cc: Richard Cochran <richardcochran@gmail.com>
Cc: Kurt Kanzenbach <kurt@linutronix.de>

drivers/ptp/ptp_ines.c

@@ -108,11 +108,6 @@ MODULE_LICENSE("GPL");
 #define MESSAGE_TYPE_P_DELAY_RESP	3
 #define MESSAGE_TYPE_DELAY_REQ		4
 
-#define SYNC				0x0
-#define DELAY_REQ			0x1
-#define PDELAY_REQ			0x2
-#define PDELAY_RESP			0x3
-
 static LIST_HEAD(ines_clocks);
 static DEFINE_MUTEX(ines_clocks_lock);
 
@@ -442,7 +437,7 @@ static bool ines_match(struct sk_buff *skb, unsigned int ptp_class,
 {
 	struct ptp_header *hdr;
 	u16 portn, seqid;
-	u8 msgtype;
+	enum ptp_msg_type msgtype;
 	u64 clkid;
 
 	if (unlikely(ptp_class & PTP_CLASS_V1))
@@ -675,34 +670,34 @@ static void ines_txtstamp_work(struct work_struct *work)
 static bool is_sync_pdelay_resp(struct sk_buff *skb, int type)
 {
 	struct ptp_header *hdr;
-	u8 msgtype;
+	enum ptp_msg_type msgtype;
 
 	hdr = ptp_parse_header(skb, type);
 	if (!hdr)
 		return false;
 
 	msgtype = ptp_get_msgtype(hdr, type);
 
-	switch ((msgtype & 0xf)) {
-	case SYNC:
-	case PDELAY_RESP:
+	switch (msgtype) {
+	case PTP_MSGTYPE_SYNC:
+	case PTP_MSGTYPE_PDELAY_RESP:
 		return true;
 	default:
 		return false;
 	}
 }
 
-static u8 tag_to_msgtype(u8 tag)
+static enum ptp_msg_type tag_to_msgtype(u8 tag)
 {
 	switch (tag) {
 	case MESSAGE_TYPE_SYNC:
-		return SYNC;
+		return PTP_MSGTYPE_SYNC;
 	case MESSAGE_TYPE_P_DELAY_REQ:
-		return PDELAY_REQ;
+		return PTP_MSGTYPE_PDELAY_REQ;
 	case MESSAGE_TYPE_P_DELAY_RESP:
-		return PDELAY_RESP;
+		return PTP_MSGTYPE_PDELAY_RESP;
 	case MESSAGE_TYPE_DELAY_REQ:
-		return DELAY_REQ;
+		return PTP_MSGTYPE_DELAY_REQ;
 	}
 	return 0xf;
 }