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authorJakub Kicinski <kuba@kernel.org>2021-10-14 16:50:14 -0700
committerJakub Kicinski <kuba@kernel.org>2021-10-14 16:50:14 -0700
commite15f5972b8031f9069f41e24adff63bd34463b3a (patch)
treed31c80ea86df9cdd9f8189dc2a89603aac57402f /include/linux/dsa
parent8b017fbe0bbb98dd71fb4850f6b9cc0e136a26b8 (diff)
parentec681c53f8d2d0ee362ff67f5b98dd8263c15002 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
tools/testing/selftests/net/ioam6.sh 7b1700e009cc ("selftests: net: modify IOAM tests for undef bits") bf77b1400a56 ("selftests: net: Test for the IOAM encapsulation with IPv6") Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/linux/dsa')
-rw-r--r--include/linux/dsa/mv88e6xxx.h13
-rw-r--r--include/linux/dsa/ocelot.h49
2 files changed, 62 insertions, 0 deletions
diff --git a/include/linux/dsa/mv88e6xxx.h b/include/linux/dsa/mv88e6xxx.h
new file mode 100644
index 000000000000..8c3d45eca46b
--- /dev/null
+++ b/include/linux/dsa/mv88e6xxx.h
@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: GPL-2.0
+ * Copyright 2021 NXP
+ */
+
+#ifndef _NET_DSA_TAG_MV88E6XXX_H
+#define _NET_DSA_TAG_MV88E6XXX_H
+
+#include <linux/if_vlan.h>
+
+#define MV88E6XXX_VID_STANDALONE 0
+#define MV88E6XXX_VID_BRIDGED (VLAN_N_VID - 1)
+
+#endif
diff --git a/include/linux/dsa/ocelot.h b/include/linux/dsa/ocelot.h
index 0fe101e8e190..d42010cf5468 100644
--- a/include/linux/dsa/ocelot.h
+++ b/include/linux/dsa/ocelot.h
@@ -5,7 +5,28 @@
#ifndef _NET_DSA_TAG_OCELOT_H
#define _NET_DSA_TAG_OCELOT_H
+#include <linux/kthread.h>
#include <linux/packing.h>
+#include <linux/skbuff.h>
+
+struct ocelot_skb_cb {
+ struct sk_buff *clone;
+ unsigned int ptp_class; /* valid only for clones */
+ u8 ptp_cmd;
+ u8 ts_id;
+};
+
+#define OCELOT_SKB_CB(skb) \
+ ((struct ocelot_skb_cb *)((skb)->cb))
+
+#define IFH_TAG_TYPE_C 0
+#define IFH_TAG_TYPE_S 1
+
+#define IFH_REW_OP_NOOP 0x0
+#define IFH_REW_OP_DSCP 0x1
+#define IFH_REW_OP_ONE_STEP_PTP 0x2
+#define IFH_REW_OP_TWO_STEP_PTP 0x3
+#define IFH_REW_OP_ORIGIN_PTP 0x5
#define OCELOT_TAG_LEN 16
#define OCELOT_SHORT_PREFIX_LEN 4
@@ -140,6 +161,17 @@
* +------+------+------+------+------+------+------+------+
*/
+struct felix_deferred_xmit_work {
+ struct dsa_port *dp;
+ struct sk_buff *skb;
+ struct kthread_work work;
+};
+
+struct felix_port {
+ void (*xmit_work_fn)(struct kthread_work *work);
+ struct kthread_worker *xmit_worker;
+};
+
static inline void ocelot_xfh_get_rew_val(void *extraction, u64 *rew_val)
{
packing(extraction, rew_val, 116, 85, OCELOT_TAG_LEN, UNPACK, 0);
@@ -215,4 +247,21 @@ static inline void ocelot_ifh_set_vlan_tci(void *injection, u64 vlan_tci)
packing(injection, &vlan_tci, 15, 0, OCELOT_TAG_LEN, PACK, 0);
}
+/* Determine the PTP REW_OP to use for injecting the given skb */
+static inline u32 ocelot_ptp_rew_op(struct sk_buff *skb)
+{
+ struct sk_buff *clone = OCELOT_SKB_CB(skb)->clone;
+ u8 ptp_cmd = OCELOT_SKB_CB(skb)->ptp_cmd;
+ u32 rew_op = 0;
+
+ if (ptp_cmd == IFH_REW_OP_TWO_STEP_PTP && clone) {
+ rew_op = ptp_cmd;
+ rew_op |= OCELOT_SKB_CB(clone)->ts_id << 3;
+ } else if (ptp_cmd == IFH_REW_OP_ORIGIN_PTP) {
+ rew_op = ptp_cmd;
+ }
+
+ return rew_op;
+}
+
#endif