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| author | Yangbo Lu <yangbo.lu@nxp.com> | 2021-04-27 12:21:58 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-04-27 14:10:15 -0700 |
| commit | cf536ea3c7eefb26082836eb7f930b293dd38345 (patch) | |
| tree | 6490772a48679661cafbb8084661d456a8a1219b /net/dsa | |
| parent | cfd12c06cdceac094aab3f097cce24c279bfd43b (diff) | |
| download | linux-cf536ea3c7eefb26082836eb7f930b293dd38345.tar.gz linux-cf536ea3c7eefb26082836eb7f930b293dd38345.tar.bz2 linux-cf536ea3c7eefb26082836eb7f930b293dd38345.zip | |
net: dsa: no longer identify PTP packet in core driver
Move ptp_classify_raw out of dsa core driver for handling tx
timestamp request. Let device drivers do this if they want.
Not all drivers want to limit tx timestamping for only PTP
packet.
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Tested-by: Kurt Kanzenbach <kurt@linutronix.de>
Acked-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dsa')
| -rw-r--r-- | net/dsa/slave.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/net/dsa/slave.c b/net/dsa/slave.c index b2a802e9330e..acaa52e60d7f 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -20,7 +20,6 @@ #include <linux/if_bridge.h> #include <linux/if_hsr.h> #include <linux/netpoll.h> -#include <linux/ptp_classify.h> #include "dsa_priv.h" @@ -557,15 +556,10 @@ static void dsa_skb_tx_timestamp(struct dsa_slave_priv *p, { struct dsa_switch *ds = p->dp->ds; struct sk_buff *clone; - unsigned int type; if (!(skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP)) return; - type = ptp_classify_raw(skb); - if (type == PTP_CLASS_NONE) - return; - if (!ds->ops->port_txtstamp) return; @@ -573,7 +567,7 @@ static void dsa_skb_tx_timestamp(struct dsa_slave_priv *p, if (!clone) return; - if (ds->ops->port_txtstamp(ds, p->dp->index, clone, type)) { + if (ds->ops->port_txtstamp(ds, p->dp->index, clone)) { DSA_SKB_CB(skb)->clone = clone; return; } @@ -632,9 +626,7 @@ static netdev_tx_t dsa_slave_xmit(struct sk_buff *skb, struct net_device *dev) DSA_SKB_CB(skb)->clone = NULL; - /* Identify PTP protocol packets, clone them, and pass them to the - * switch driver - */ + /* Handle tx timestamp if any */ dsa_skb_tx_timestamp(p, skb); if (dsa_realloc_skb(skb, dev)) { |