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openwrt/target/linux/layerscape/patches-5.4/701-net-0273-net-dsa-ocelot...

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From 36b446d44d66a6d6a072d3f5e87ebb05e0b88d98 Mon Sep 17 00:00:00 2001
From: Xiaoliang Yang <xiaoliang.yang_1@nxp.com>
Date: Fri, 29 Nov 2019 14:28:37 +0800
Subject: [PATCH] net: dsa: ocelot: add tsn support for felix switch
Support tsn capabilities in DSA felix switch driver. This felix tsn
driver is using tsn configuration of ocelot, and registered on each
switch port through DSA port setup.
Signed-off-by: Xiaoliang Yang <xiaoliang.yang_1@nxp.com>
---
drivers/net/dsa/ocelot/Kconfig | 8 +
drivers/net/dsa/ocelot/Makefile | 2 +
drivers/net/dsa/ocelot/felix.c | 50 ++++
drivers/net/dsa/ocelot/felix_tsn.c | 432 +++++++++++++++++++++++++++++++++
drivers/net/dsa/ocelot/felix_tsn.h | 61 +++++
drivers/net/dsa/ocelot/felix_vsc9959.c | 8 +-
include/net/dsa.h | 1 +
net/dsa/dsa2.c | 4 +
8 files changed, 564 insertions(+), 2 deletions(-)
create mode 100644 drivers/net/dsa/ocelot/felix_tsn.c
create mode 100644 drivers/net/dsa/ocelot/felix_tsn.h
--- a/drivers/net/dsa/ocelot/Kconfig
+++ b/drivers/net/dsa/ocelot/Kconfig
@@ -9,3 +9,11 @@ config NET_DSA_MSCC_FELIX
the Vitesse / Microsemi / Microchip Ocelot family of switching cores.
It is embedded as a PCIe function of the NXP LS1028A ENETC integrated
endpoint.
+
+config MSCC_FELIX_SWITCH_TSN
+ tristate "TSN on FELIX switch driver"
+ depends on NET_DSA_MSCC_FELIX
+ depends on TSN
+ help
+ This driver supports TSN on felix switch.
+
--- a/drivers/net/dsa/ocelot/Makefile
+++ b/drivers/net/dsa/ocelot/Makefile
@@ -4,3 +4,5 @@ obj-$(CONFIG_NET_DSA_MSCC_FELIX) += mscc
mscc_felix-objs := \
felix.o \
felix_vsc9959.o
+
+obj-$(CONFIG_MSCC_FELIX_SWITCH_TSN) += felix_tsn.o
--- a/drivers/net/dsa/ocelot/felix.c
+++ b/drivers/net/dsa/ocelot/felix.c
@@ -9,6 +9,38 @@
#include <linux/of.h>
#include <net/dsa.h>
#include "felix.h"
+#include "felix_tsn.h"
+
+#ifdef CONFIG_MSCC_FELIX_SWITCH_TSN
+const struct tsn_ops switch_tsn_ops = {
+ .device_init = felix_tsn_init,
+ .get_capability = felix_tsn_get_cap,
+ .qbv_set = felix_qbv_set,
+ .qbv_get = felix_qbv_get,
+ .qbv_get_status = felix_qbv_get_status,
+ .qbu_set = felix_qbu_set,
+ .qbu_get = felix_qbu_get,
+ .cb_streamid_set = felix_cb_streamid_set,
+ .cb_streamid_get = felix_cb_streamid_get,
+ .cb_streamid_counters_get = felix_cb_streamid_counters_get,
+ .qci_sfi_set = felix_qci_sfi_set,
+ .qci_sfi_get = felix_qci_sfi_get,
+ .qci_sfi_counters_get = felix_qci_sfi_counters_get,
+ .qci_get_maxcap = felix_qci_max_cap_get,
+ .qci_sgi_set = felix_qci_sgi_set,
+ .qci_sgi_get = felix_qci_sgi_get,
+ .qci_sgi_status_get = felix_qci_sgi_status_get,
+ .qci_fmi_set = felix_qci_fmi_set,
+ .qci_fmi_get = felix_qci_fmi_get,
+ .cbs_set = felix_cbs_set,
+ .cbs_get = felix_cbs_get,
+ .ct_set = felix_cut_thru_set,
+ .cbgen_set = felix_seq_gen_set,
+ .cbrec_set = felix_seq_rec_set,
+ .cb_get = felix_cb_get,
+ .dscp_set = felix_dscp_set,
+};
+#endif
static enum dsa_tag_protocol felix_get_tag_protocol(struct dsa_switch *ds,
int port)
@@ -138,6 +170,21 @@ static int felix_vlan_del(struct dsa_swi
return 0;
}
+#ifdef CONFIG_MSCC_FELIX_SWITCH_TSN
+static int felix_tsn_enable(struct dsa_port *dp)
+{
+ struct net_device *dev;
+
+ if (dp->type == DSA_PORT_TYPE_USER) {
+ dev = dp->slave;
+ tsn_port_register(dev,
+ (struct tsn_ops *)&switch_tsn_ops,
+ GROUP_OFFSET_SWITCH);
+ }
+ return 0;
+}
+#endif
+
static int felix_port_enable(struct dsa_switch *ds, int port,
struct phy_device *phy)
{
@@ -386,6 +433,9 @@ static const struct dsa_switch_ops felix
.port_hwtstamp_set = felix_hwtstamp_set,
.port_rxtstamp = felix_rxtstamp,
.port_txtstamp = felix_txtstamp,
+#ifdef CONFIG_MSCC_FELIX_SWITCH_TSN
+ .port_tsn_enable = felix_tsn_enable,
+#endif
};
static struct felix_info *felix_instance_tbl[] = {
--- /dev/null
+++ b/drivers/net/dsa/ocelot/felix_tsn.c
@@ -0,0 +1,432 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/* Felix Switch TSN driver
+ *
+ * Copyright 2018-2019 NXP
+ */
+
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <soc/mscc/ocelot.h>
+#include <net/tsn.h>
+#include "felix.h"
+
+static struct ocelot *felix_dev_to_ocelot(struct net_device *ndev)
+{
+ struct pci_dev *pdev;
+ struct felix *felix;
+
+ pdev = list_entry(ndev->dev.parent, struct pci_dev, dev);
+ felix = pci_get_drvdata(pdev);
+ if (!felix)
+ return NULL;
+
+ return &felix->ocelot;
+}
+
+static int felix_dev_to_port(struct net_device *ndev, struct ocelot *ocelot)
+{
+ struct felix *felix = ocelot_to_felix(ocelot);
+ struct dsa_switch *ds = felix->ds;
+ struct dsa_port *dp;
+ int i;
+
+ for (i = 0; i < ds->num_ports; i++) {
+ dp = &ds->ports[i];
+ if (dp->dn == ndev->dev.of_node)
+ return dp->index;
+ }
+
+ return -ENODEV;
+}
+
+u32 felix_tsn_get_cap(struct net_device *ndev)
+{
+ u32 cap = 0;
+
+ cap = (TSN_CAP_QBV | TSN_CAP_QCI | TSN_CAP_QBU | TSN_CAP_CBS |
+ TSN_CAP_CB | TSN_CAP_TBS | TSN_CAP_CTH);
+
+ return cap;
+}
+
+int felix_qbv_set(struct net_device *ndev,
+ struct tsn_qbv_conf *shaper_config)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_qbv_set(ocelot, port, shaper_config);
+}
+
+int felix_qbv_get(struct net_device *ndev,
+ struct tsn_qbv_conf *shaper_config)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_qbv_get(ocelot, port, shaper_config);
+}
+
+int felix_qbv_get_status(struct net_device *ndev,
+ struct tsn_qbv_status *qbvstatus)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_qbv_get_status(ocelot, port, qbvstatus);
+}
+
+int felix_qbu_set(struct net_device *ndev, u8 preemptible)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_qbu_set(ocelot, port, preemptible);
+}
+
+int felix_qbu_get(struct net_device *ndev, struct tsn_preempt_status *c)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_qbu_get(ocelot, port, c);
+}
+
+int felix_cb_streamid_set(struct net_device *ndev, u32 index, bool enable,
+ struct tsn_cb_streamid *streamid)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_cb_streamid_set(ocelot, port, index, enable, streamid);
+}
+
+int felix_cb_streamid_get(struct net_device *ndev, u32 index,
+ struct tsn_cb_streamid *streamid)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_cb_streamid_get(ocelot, port, index, streamid);
+}
+
+int felix_cb_streamid_counters_get(struct net_device *ndev, u32 index,
+ struct tsn_cb_streamid_counters *sc)
+{
+ return 0;
+}
+
+int felix_qci_sfi_set(struct net_device *ndev, u32 index, bool enable,
+ struct tsn_qci_psfp_sfi_conf *sfi)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_qci_sfi_set(ocelot, port, index, enable, sfi);
+}
+
+int felix_qci_sfi_get(struct net_device *ndev, u32 index,
+ struct tsn_qci_psfp_sfi_conf *sfi)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_qci_sfi_get(ocelot, port, index, sfi);
+}
+
+int felix_qci_sfi_counters_get(struct net_device *ndev, u32 index,
+ struct tsn_qci_psfp_sfi_counters *sfi_cnt)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_qci_sfi_counters_get(ocelot, port, index, sfi_cnt);
+}
+
+int felix_qci_max_cap_get(struct net_device *ndev,
+ struct tsn_qci_psfp_stream_param *stream_para)
+{
+ struct ocelot *ocelot;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+
+ return ocelot_qci_max_cap_get(ocelot, stream_para);
+}
+
+int felix_qci_sgi_set(struct net_device *ndev, u32 index,
+ struct tsn_qci_psfp_sgi_conf *sgi_conf)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_qci_sgi_set(ocelot, port, index, sgi_conf);
+}
+
+int felix_qci_sgi_get(struct net_device *ndev, u32 index,
+ struct tsn_qci_psfp_sgi_conf *sgi_conf)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_qci_sgi_get(ocelot, port, index, sgi_conf);
+}
+
+int felix_qci_sgi_status_get(struct net_device *ndev, u32 index,
+ struct tsn_psfp_sgi_status *sgi_status)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_qci_sgi_status_get(ocelot, port, index, sgi_status);
+}
+
+int felix_qci_fmi_set(struct net_device *ndev, u32 index,
+ bool enable, struct tsn_qci_psfp_fmi *fmi)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_qci_fmi_set(ocelot, port, index, enable, fmi);
+}
+
+int felix_qci_fmi_get(struct net_device *ndev, u32 index,
+ struct tsn_qci_psfp_fmi *fmi,
+ struct tsn_qci_psfp_fmi_counters *counters)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_qci_fmi_get(ocelot, port, index, fmi, counters);
+}
+
+int felix_cbs_set(struct net_device *ndev, u8 tc, u8 bw)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_cbs_set(ocelot, port, tc, bw);
+}
+
+int felix_cbs_get(struct net_device *ndev, u8 tc)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_cbs_get(ocelot, port, tc);
+}
+
+int felix_cut_thru_set(struct net_device *ndev, u8 cut_thru)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_cut_thru_set(ocelot, port, cut_thru);
+}
+
+int felix_seq_gen_set(struct net_device *ndev, u32 index,
+ struct tsn_seq_gen_conf *sg_conf)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_seq_gen_set(ocelot, port, index, sg_conf);
+}
+
+int felix_seq_rec_set(struct net_device *ndev, u32 index,
+ struct tsn_seq_rec_conf *sr_conf)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_seq_rec_set(ocelot, port, index, sr_conf);
+}
+
+int felix_cb_get(struct net_device *ndev, u32 index,
+ struct tsn_cb_status *c)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_cb_get(ocelot, port, index, c);
+}
+
+int felix_dscp_set(struct net_device *ndev, bool enable, const u8 dscp_ix,
+ struct tsn_qos_switch_dscp_conf *c)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return -ENODEV;
+ port = felix_dev_to_port(ndev, ocelot);
+ if (port < 0)
+ return -ENODEV;
+
+ return ocelot_dscp_set(ocelot, port, enable, dscp_ix, c);
+}
+
+void felix_tsn_init(struct net_device *ndev)
+{
+ struct ocelot *ocelot;
+ int port;
+
+ ocelot = felix_dev_to_ocelot(ndev);
+ if (!ocelot)
+ return;
+ port = felix_dev_to_port(ndev, ocelot);
+
+ ocelot_pcp_map_enable(ocelot, port);
+ ocelot_rtag_parse_enable(ocelot, port);
+}
--- /dev/null
+++ b/drivers/net/dsa/ocelot/felix_tsn.h
@@ -0,0 +1,61 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR MIT)
+ *
+ * TSN_SWITCH driver
+ *
+ * Copyright 2018-2019 NXP
+ */
+
+#ifndef _MSCC_FELIX_SWITCH_TSN_H_
+#define _MSCC_FELIX_SWITCH_TSN_H_
+#include <net/tsn.h>
+
+u32 felix_tsn_get_cap(struct net_device *ndev);
+int felix_qbv_set(struct net_device *ndev,
+ struct tsn_qbv_conf *shaper_config);
+int felix_qbv_get(struct net_device *ndev,
+ struct tsn_qbv_conf *shaper_config);
+int felix_qbv_get_status(struct net_device *ndev,
+ struct tsn_qbv_status *qbvstatus);
+int felix_cut_thru_set(struct net_device *ndev, u8 cut_thru);
+int felix_cbs_set(struct net_device *ndev, u8 tc, u8 bw);
+int felix_cbs_get(struct net_device *ndev, u8 tc);
+int felix_qbu_set(struct net_device *ndev, u8 preemptible);
+int felix_qbu_get(struct net_device *ndev, struct tsn_preempt_status *c);
+int felix_cb_streamid_get(struct net_device *ndev, u32 index,
+ struct tsn_cb_streamid *streamid);
+int felix_cb_streamid_set(struct net_device *ndev, u32 index,
+ bool enable, struct tsn_cb_streamid *streamid);
+int felix_cb_streamid_counters_get(struct net_device *ndev, u32 index,
+ struct tsn_cb_streamid_counters *sc);
+int felix_qci_sfi_get(struct net_device *ndev, u32 index,
+ struct tsn_qci_psfp_sfi_conf *sfi);
+int felix_qci_sfi_set(struct net_device *ndev, u32 index,
+ bool enable, struct tsn_qci_psfp_sfi_conf *sfi);
+int felix_cb_streamid_counters_get(struct net_device *ndev, u32 index,
+ struct tsn_cb_streamid_counters *s_counters);
+int felix_qci_sfi_counters_get(struct net_device *ndev, u32 index,
+ struct tsn_qci_psfp_sfi_counters *sfi_counters);
+int felix_qci_max_cap_get(struct net_device *ndev,
+ struct tsn_qci_psfp_stream_param *stream_para);
+int felix_qci_sgi_set(struct net_device *ndev, u32 index,
+ struct tsn_qci_psfp_sgi_conf *sgi_conf);
+int felix_qci_sgi_get(struct net_device *ndev, u32 index,
+ struct tsn_qci_psfp_sgi_conf *sgi_conf);
+int felix_qci_sgi_status_get(struct net_device *ndev, u16 index,
+ struct tsn_psfp_sgi_status *sgi_status);
+int felix_qci_fmi_set(struct net_device *ndev, u32 index,
+ bool enable, struct tsn_qci_psfp_fmi *fmi);
+int felix_qci_fmi_get(struct net_device *ndev, u32 index,
+ struct tsn_qci_psfp_fmi *fmi,
+ struct tsn_qci_psfp_fmi_counters *counters);
+int felix_seq_gen_set(struct net_device *ndev, u32 index,
+ struct tsn_seq_gen_conf *sg_conf);
+int felix_seq_rec_set(struct net_device *ndev, u32 index,
+ struct tsn_seq_rec_conf *sr_conf);
+int felix_cb_get(struct net_device *ndev, u32 index,
+ struct tsn_cb_status *c);
+int felix_dscp_set(struct net_device *ndev, bool enable, const u8 dscp_ix,
+ struct tsn_qos_switch_dscp_conf *c);
+
+void felix_tsn_init(struct net_device *ndev);
+#endif
--- a/drivers/net/dsa/ocelot/felix_vsc9959.c
+++ b/drivers/net/dsa/ocelot/felix_vsc9959.c
@@ -176,7 +176,7 @@ static const u32 vsc9959_qsys_regmap[] =
REG(QSYS_QMAXSDU_CFG_6, 0x00f62c),
REG(QSYS_QMAXSDU_CFG_7, 0x00f648),
REG(QSYS_PREEMPTION_CFG, 0x00f664),
- REG_RESERVED(QSYS_CIR_CFG),
+ REG(QSYS_CIR_CFG, 0x000000),
REG(QSYS_EIR_CFG, 0x000004),
REG(QSYS_SE_CFG, 0x000008),
REG(QSYS_SE_DWRR_CFG, 0x00000c),
@@ -269,7 +269,7 @@ static const u32 vsc9959_sys_regmap[] =
REG_RESERVED(SYS_MMGT_FAST),
REG_RESERVED(SYS_EVENTS_DIF),
REG_RESERVED(SYS_EVENTS_CORE),
- REG_RESERVED(SYS_CNT),
+ REG(SYS_CNT, 0x000000),
REG(SYS_PTP_STATUS, 0x000f14),
REG(SYS_PTP_TXSTAMP, 0x000f18),
REG(SYS_PTP_NXT, 0x000f1c),
@@ -290,6 +290,10 @@ static const u32 vsc9959_ptp_regmap[] =
REG(PTP_CFG_MISC, 0x0000a0),
REG(PTP_CLK_CFG_ADJ_CFG, 0x0000a4),
REG(PTP_CLK_CFG_ADJ_FREQ, 0x0000a8),
+ REG(PTP_CUR_NSF, 0x0000bc),
+ REG(PTP_CUR_NSEC, 0x0000c0),
+ REG(PTP_CUR_SEC_LSB, 0x0000c4),
+ REG(PTP_CUR_SEC_MSB, 0x0000c8),
};
static const u32 vsc9959_gcb_regmap[] = {
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -560,6 +560,7 @@ struct dsa_switch_ops {
*/
netdev_tx_t (*port_deferred_xmit)(struct dsa_switch *ds, int port,
struct sk_buff *skb);
+ int (*port_tsn_enable)(struct dsa_port *dp);
};
struct dsa_switch_driver {
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -323,6 +323,10 @@ static int dsa_port_setup(struct dsa_por
if (err)
break;
+ /* Enable TSN function on switch port */
+ if (ds->ops->port_tsn_enable)
+ ds->ops->port_tsn_enable(dp);
+
devlink_port_type_eth_set(dlp, dp->slave);
break;
}
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