mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-25 16:31:13 +00:00
a696e325f7
All patches automatically rebased.
Build system: x86_64
Build-tested: ramips/mt7621*
*FS#4149 affects me so I had to revert 7f1edbd412
in order to downgrade to 2.35.1
Signed-off-by: John Audia <graysky@archlinux.us>
61 lines
1.8 KiB
Diff
61 lines
1.8 KiB
Diff
From 67ca04147efac6cac3f7490c61c817a84daada57 Mon Sep 17 00:00:00 2001
|
|
From: Yangbo Lu <yangbo.lu@nxp.com>
|
|
Date: Thu, 28 Nov 2019 14:42:44 +0800
|
|
Subject: [PATCH] LF-368 net: mscc: ocelot: add VCAP IS2 rule to trap PTP
|
|
Ethernet frames
|
|
|
|
All the PTP messages over Ethernet have etype 0x88f7 on them.
|
|
Use etype as the key to trap PTP messages.
|
|
|
|
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
|
|
---
|
|
drivers/net/ethernet/mscc/ocelot.c | 23 +++++++++++++++++++++++
|
|
1 file changed, 23 insertions(+)
|
|
|
|
--- a/drivers/net/ethernet/mscc/ocelot.c
|
|
+++ b/drivers/net/ethernet/mscc/ocelot.c
|
|
@@ -2337,6 +2337,20 @@ void ocelot_set_cpu_port(struct ocelot *
|
|
}
|
|
EXPORT_SYMBOL(ocelot_set_cpu_port);
|
|
|
|
+/* Entry for PTP over Ethernet (etype 0x88f7)
|
|
+ * Action: trap to CPU port
|
|
+ */
|
|
+static struct ocelot_ace_rule ptp_rule = {
|
|
+ .prio = 1,
|
|
+ .type = OCELOT_ACE_TYPE_ETYPE,
|
|
+ .dmac_mc = OCELOT_VCAP_BIT_1,
|
|
+ .action = OCELOT_ACL_ACTION_TRAP,
|
|
+ .frame.etype.etype.value[0] = 0x88,
|
|
+ .frame.etype.etype.value[1] = 0xf7,
|
|
+ .frame.etype.etype.mask[0] = 0xff,
|
|
+ .frame.etype.etype.mask[1] = 0xff,
|
|
+};
|
|
+
|
|
int ocelot_init(struct ocelot *ocelot)
|
|
{
|
|
char queue_name[32];
|
|
@@ -2474,6 +2488,13 @@ int ocelot_init(struct ocelot *ocelot)
|
|
"Timestamp initialization failed\n");
|
|
return ret;
|
|
}
|
|
+
|
|
+ /* Available on all ingress port except CPU port */
|
|
+ ptp_rule.ocelot = ocelot;
|
|
+ ptp_rule.ingress_port_mask =
|
|
+ GENMASK(ocelot->num_phys_ports - 1, 0);
|
|
+ ptp_rule.ingress_port_mask &= ~BIT(ocelot->cpu);
|
|
+ ocelot_ace_rule_offload_add(&ptp_rule);
|
|
}
|
|
|
|
return 0;
|
|
@@ -2488,6 +2509,8 @@ void ocelot_deinit(struct ocelot *ocelot
|
|
cancel_delayed_work(&ocelot->stats_work);
|
|
destroy_workqueue(ocelot->stats_queue);
|
|
mutex_destroy(&ocelot->stats_lock);
|
|
+ if (ocelot->ptp)
|
|
+ ocelot_ace_rule_offload_del(&ptp_rule);
|
|
ocelot_ace_deinit();
|
|
if (ocelot->ptp_clock)
|
|
ptp_clock_unregister(ocelot->ptp_clock);
|