[PATCH net-next 3/3] net: ethernet: ti: netcp_ethss: use cpts to check if packet needs timestamping

[Ivan Khoronzhuk]

There is cpts function to check if packet can be timstamped with cpts.
Seems that ptp_classify_raw cover all cases listed with "case".

Signed-off-by: Ivan Khoronzhuk <ivan.khoronz...@linaro.org>
---
 drivers/net/ethernet/ti/netcp_ethss.c | 18 +-----------------
 1 file changed, 1 insertion(+), 17 deletions(-)

diff --git a/drivers/net/ethernet/ti/netcp_ethss.c 
b/drivers/net/ethernet/ti/netcp_ethss.c
index 0847a8f..28cb38a 100644
--- a/drivers/net/ethernet/ti/netcp_ethss.c
+++ b/drivers/net/ethernet/ti/netcp_ethss.c
@@ -2503,24 +2503,8 @@ static bool gbe_need_txtstamp(struct gbe_intf *gbe_intf,
                              const struct netcp_packet *p_info)
 {
        struct sk_buff *skb = p_info->skb;
-       unsigned int class = ptp_classify_raw(skb);
 
-       if (class == PTP_CLASS_NONE)
-               return false;
-
-       switch (class) {
-       case PTP_CLASS_V1_IPV4:
-       case PTP_CLASS_V1_IPV6:
-       case PTP_CLASS_V2_IPV4:
-       case PTP_CLASS_V2_IPV6:
-       case PTP_CLASS_V2_L2:
-       case (PTP_CLASS_V2_VLAN | PTP_CLASS_L2):
-       case (PTP_CLASS_V2_VLAN | PTP_CLASS_IPV4):
-       case (PTP_CLASS_V2_VLAN | PTP_CLASS_IPV6):
-               return true;
-       }
-
-       return false;
+       return cpts_can_timestamp(gbe_intf->gbe_dev->cpts, skb);
 }
 
 static int gbe_txtstamp_mark_pkt(struct gbe_intf *gbe_intf,
-- 
2.7.4