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Openwrt/target/linux/layerscape/patches-5.4/701-net-0272-net-mscc-ocelot-tsn-configuration-support.patch
Yangbo Lu cddd459140 layerscape: add patches-5.4 
Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release
which was tagged LSDK-20.04-V5.4.
https://source.codeaurora.org/external/qoriq/qoriq-components/linux/

For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in
LSDK, port the dts patches from 4.14.

The patches are sorted into the following categories:
  301-arch-xxxx
  302-dts-xxxx
  303-core-xxxx
  701-net-xxxx
  801-audio-xxxx
  802-can-xxxx
  803-clock-xxxx
  804-crypto-xxxx
  805-display-xxxx
  806-dma-xxxx
  807-gpio-xxxx
  808-i2c-xxxx
  809-jailhouse-xxxx
  810-keys-xxxx
  811-kvm-xxxx
  812-pcie-xxxx
  813-pm-xxxx
  814-qe-xxxx
  815-sata-xxxx
  816-sdhc-xxxx
  817-spi-xxxx
  818-thermal-xxxx
  819-uart-xxxx
  820-usb-xxxx
  821-vfio-xxxx

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
2020-05-07 12:53:06 +02:00

1987 lines
61 KiB
Diff
Raw Blame History

From eb5556db4c4fb8dff9a7b716c66a1ea3d3e696ce Mon Sep 17 00:00:00 2001
From: Xiaoliang Yang <xiaoliang.yang_1@nxp.com>
Date: Fri, 29 Nov 2019 11:02:43 +0800
Subject: [PATCH] net: mscc: ocelot: tsn configuration support
Support TSN configuration for ocelot switch. The TSN configuration
fucntions are based on tsn netlink interface, it can support Qbv,
Qbu, Qci, 802.1CB, and Qav configuration now.
Signed-off-by: Xiaoliang Yang <xiaoliang.yang_1@nxp.com>
---
drivers/net/ethernet/mscc/Makefile | 1 +
drivers/net/ethernet/mscc/ocelot.c | 11 +-
drivers/net/ethernet/mscc/ocelot.h | 2 +
drivers/net/ethernet/mscc/ocelot_ana.h | 25 +-
drivers/net/ethernet/mscc/ocelot_dev_gmii.h | 153 +++
drivers/net/ethernet/mscc/ocelot_tsn.c | 1572 +++++++++++++++++++++++++++
drivers/net/ethernet/mscc/ocelot_tsn.h | 51 +
include/soc/mscc/ocelot.h | 52 +-
8 files changed, 1857 insertions(+), 10 deletions(-)
create mode 100644 drivers/net/ethernet/mscc/ocelot_dev_gmii.h
create mode 100644 drivers/net/ethernet/mscc/ocelot_tsn.c
create mode 100644 drivers/net/ethernet/mscc/ocelot_tsn.h
--- a/drivers/net/ethernet/mscc/Makefile
+++ b/drivers/net/ethernet/mscc/Makefile
@@ -2,4 +2,5 @@
obj-$(CONFIG_MSCC_OCELOT_SWITCH) += mscc_ocelot_common.o
mscc_ocelot_common-y := ocelot.o ocelot_io.o
mscc_ocelot_common-y += ocelot_regs.o ocelot_tc.o ocelot_police.o ocelot_ace.o ocelot_flower.o
+mscc_ocelot_common-y += ocelot_tsn.o
obj-$(CONFIG_MSCC_OCELOT_SWITCH_OCELOT) += ocelot_board.o
--- a/drivers/net/ethernet/mscc/ocelot.c
+++ b/drivers/net/ethernet/mscc/ocelot.c
@@ -780,7 +780,7 @@ static void ocelot_set_rx_mode(struct ne
* forwarded to the CPU port.
*/
val = GENMASK(ocelot->num_phys_ports - 1, 0);
- for (i = ocelot->num_phys_ports + 1; i < PGID_CPU; i++)
+ for (i = ocelot->num_phys_ports + 1; i < PGID_MCRED; i++)
ocelot_write_rix(ocelot, val, ANA_PGID_PGID, i);
__dev_mc_sync(dev, ocelot_mc_sync, ocelot_mc_unsync);
@@ -2412,10 +2412,11 @@ int ocelot_init(struct ocelot *ocelot)
SYS_FRM_AGING_MAX_AGE(307692), SYS_FRM_AGING);
/* Setup flooding PGIDs */
- ocelot_write_rix(ocelot, ANA_FLOODING_FLD_MULTICAST(PGID_MC) |
- ANA_FLOODING_FLD_BROADCAST(PGID_MC) |
- ANA_FLOODING_FLD_UNICAST(PGID_UC),
- ANA_FLOODING, 0);
+ for (i = 0; i < 8; i++)
+ ocelot_write_rix(ocelot, ANA_FLOODING_FLD_MULTICAST(PGID_MC) |
+ ANA_FLOODING_FLD_BROADCAST(PGID_MC) |
+ ANA_FLOODING_FLD_UNICAST(PGID_UC),
+ ANA_FLOODING, i);
ocelot_write(ocelot, ANA_FLOODING_IPMC_FLD_MC6_DATA(PGID_MCIPV6) |
ANA_FLOODING_IPMC_FLD_MC6_CTRL(PGID_MC) |
ANA_FLOODING_IPMC_FLD_MC4_DATA(PGID_MCIPV4) |
--- a/drivers/net/ethernet/mscc/ocelot.h
+++ b/drivers/net/ethernet/mscc/ocelot.h
@@ -27,11 +27,13 @@
#include "ocelot_qs.h"
#include "ocelot_tc.h"
#include "ocelot_ptp.h"
+#include "ocelot_dev_gmii.h"
#define PGID_AGGR 64
#define PGID_SRC 80
/* Reserved PGIDs */
+#define PGID_MCRED (PGID_AGGR - 25)
#define PGID_CPU (PGID_AGGR - 5)
#define PGID_UC (PGID_AGGR - 4)
#define PGID_MC (PGID_AGGR - 3)
--- a/drivers/net/ethernet/mscc/ocelot_ana.h
+++ b/drivers/net/ethernet/mscc/ocelot_ana.h
@@ -227,6 +227,11 @@
#define ANA_TABLES_SFIDACCESS_SFID_TBL_CMD(x) ((x) & GENMASK(1, 0))
#define ANA_TABLES_SFIDACCESS_SFID_TBL_CMD_M GENMASK(1, 0)
+#define SFIDACCESS_CMD_IDLE 0
+#define SFIDACCESS_CMD_READ 1
+#define SFIDACCESS_CMD_WRITE 2
+#define SFIDACCESS_CMD_INIT 3
+
#define ANA_TABLES_SFIDTIDX_SGID_VALID BIT(26)
#define ANA_TABLES_SFIDTIDX_SGID(x) (((x) << 18) & GENMASK(25, 18))
#define ANA_TABLES_SFIDTIDX_SGID_M GENMASK(25, 18)
@@ -252,15 +257,23 @@
#define ANA_SG_CONFIG_REG_3_LIST_LENGTH_M GENMASK(18, 16)
#define ANA_SG_CONFIG_REG_3_LIST_LENGTH_X(x) (((x) & GENMASK(18, 16)) >> 16)
#define ANA_SG_CONFIG_REG_3_GATE_ENABLE BIT(20)
-#define ANA_SG_CONFIG_REG_3_INIT_IPS(x) (((x) << 24) & GENMASK(27, 24))
-#define ANA_SG_CONFIG_REG_3_INIT_IPS_M GENMASK(27, 24)
-#define ANA_SG_CONFIG_REG_3_INIT_IPS_X(x) (((x) & GENMASK(27, 24)) >> 24)
-#define ANA_SG_CONFIG_REG_3_INIT_GATE_STATE BIT(28)
+#define ANA_SG_CONFIG_REG_3_INIT_IPS(x) (((x) << 21) & GENMASK(24, 21))
+#define ANA_SG_CONFIG_REG_3_INIT_IPS_M GENMASK(24, 21)
+#define ANA_SG_CONFIG_REG_3_INIT_IPS_X(x) (((x) & GENMASK(24, 21)) >> 21)
+#define ANA_SG_CONFIG_REG_3_IPV_VALID BIT(24)
+#define ANA_SG_CONFIG_REG_3_IPV_INVALID(x) (((x) << 24) & GENMASK(24, 24))
+#define ANA_SG_CONFIG_REG_3_INIT_IPV(x) (((x) << 21) & GENMASK(23, 21))
+#define ANA_SG_CONFIG_REG_3_INIT_IPV_M GENMASK(23, 21)
+#define ANA_SG_CONFIG_REG_3_INIT_IPV_X(x) (((x) & GENMASK(23, 21)) >> 21)
+#define ANA_SG_CONFIG_REG_3_INIT_GATE_STATE BIT(25)
#define ANA_SG_GCL_GS_CONFIG_RSZ 0x4
#define ANA_SG_GCL_GS_CONFIG_IPS(x) ((x) & GENMASK(3, 0))
#define ANA_SG_GCL_GS_CONFIG_IPS_M GENMASK(3, 0)
+#define ANA_SG_GCL_GS_CONFIG_IPV_VALID BIT(3)
+#define ANA_SG_GCL_GS_CONFIG_IPV(x) ((x) & GENMASK(2, 0))
+#define ANA_SG_GCL_GS_CONFIG_IPV_M GENMASK(2, 0)
#define ANA_SG_GCL_GS_CONFIG_GATE_STATE BIT(4)
#define ANA_SG_GCL_TI_CONFIG_RSZ 0x4
@@ -271,6 +284,10 @@
#define ANA_SG_STATUS_REG_3_IPS(x) (((x) << 20) & GENMASK(23, 20))
#define ANA_SG_STATUS_REG_3_IPS_M GENMASK(23, 20)
#define ANA_SG_STATUS_REG_3_IPS_X(x) (((x) & GENMASK(23, 20)) >> 20)
+#define ANA_SG_STATUS_REG_3_IPV_VALID BIT(23)
+#define ANA_SG_STATUS_REG_3_IPV(x) (((x) << 20) & GENMASK(22, 20))
+#define ANA_SG_STATUS_REG_3_IPV_M GENMASK(22, 20)
+#define ANA_SG_STATUS_REG_3_IPV_X(x) (((x) & GENMASK(22, 20)) >> 20)
#define ANA_SG_STATUS_REG_3_CONFIG_PENDING BIT(24)
#define ANA_PORT_VLAN_CFG_GSZ 0x100
--- /dev/null
+++ b/drivers/net/ethernet/mscc/ocelot_dev_gmii.h
@@ -0,0 +1,153 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
+/* Microsemi Ocelot Switch driver
+ *
+ * Copyright (c) 2017 Microsemi Corporation
+ */
+
+#ifndef _MSCC_OCELOT_DEV_GMII_H_
+#define _MSCC_OCELOT_DEV_GMII_H_
+
+#define DEV_GMII_PORT_MODE_CLOCK_CFG 0x0
+
+#define DEV_GMII_PORT_MODE_CLOCK_CFG_MAC_TX_RST BIT(5)
+#define DEV_GMII_PORT_MODE_CLOCK_CFG_MAC_RX_RST BIT(4)
+#define DEV_GMII_PORT_MODE_CLOCK_CFG_PORT_RST BIT(3)
+#define DEV_GMII_PORT_MODE_CLOCK_CFG_PHY_RST BIT(2)
+#define DEV_GMII_PORT_MODE_CLOCK_CFG_LINK_SPEED(x) ((x) & GENMASK(1, 0))
+#define DEV_GMII_PORT_MODE_CLOCK_CFG_LINK_SPEED_M GENMASK(1, 0)
+
+#define DEV_GMII_PORT_MODE_PORT_MISC 0x4
+
+#define DEV_GMII_PORT_MODE_PORT_MISC_MPLS_RX_ENA BIT(5)
+#define DEV_GMII_PORT_MODE_PORT_MISC_FWD_ERROR_ENA BIT(4)
+#define DEV_GMII_PORT_MODE_PORT_MISC_FWD_PAUSE_ENA BIT(3)
+#define DEV_GMII_PORT_MODE_PORT_MISC_FWD_CTRL_ENA BIT(2)
+#define DEV_GMII_PORT_MODE_PORT_MISC_GMII_LOOP_ENA BIT(1)
+#define DEV_GMII_PORT_MODE_PORT_MISC_DEV_LOOP_ENA BIT(0)
+
+#define DEV_GMII_PORT_MODE_EVENTS 0x8
+
+#define DEV_GMII_PORT_MODE_EEE_CFG 0xc
+
+#define DEV_GMII_PORT_MODE_EEE_CFG_EEE_ENA BIT(22)
+#define DEV_GMII_PORT_MODE_EEE_CFG_EEE_TIMER_AGE(x) (((x) << 15) & GENMASK(21, 15))
+#define DEV_GMII_PORT_MODE_EEE_CFG_EEE_TIMER_AGE_M GENMASK(21, 15)
+#define DEV_GMII_PORT_MODE_EEE_CFG_EEE_TIMER_AGE_X(x) (((x) & GENMASK(21, 15)) >> 15)
+#define DEV_GMII_PORT_MODE_EEE_CFG_EEE_TIMER_WAKEUP(x) (((x) << 8) & GENMASK(14, 8))
+#define DEV_GMII_PORT_MODE_EEE_CFG_EEE_TIMER_WAKEUP_M GENMASK(14, 8)
+#define DEV_GMII_PORT_MODE_EEE_CFG_EEE_TIMER_WAKEUP_X(x) (((x) & GENMASK(14, 8)) >> 8)
+#define DEV_GMII_PORT_MODE_EEE_CFG_EEE_TIMER_HOLDOFF(x) (((x) << 1) & GENMASK(7, 1))
+#define DEV_GMII_PORT_MODE_EEE_CFG_EEE_TIMER_HOLDOFF_M GENMASK(7, 1)
+#define DEV_GMII_PORT_MODE_EEE_CFG_EEE_TIMER_HOLDOFF_X(x) (((x) & GENMASK(7, 1)) >> 1)
+#define DEV_GMII_PORT_MODE_EEE_CFG_PORT_LPI BIT(0)
+
+#define DEV_GMII_PORT_MODE_RX_PATH_DELAY 0x10
+
+#define DEV_GMII_PORT_MODE_TX_PATH_DELAY 0x14
+
+#define DEV_GMII_PORT_MODE_PTP_PREDICT_CFG 0x18
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_ENA_CFG 0x1c
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_ENA_CFG_RX_ENA BIT(4)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_ENA_CFG_TX_ENA BIT(0)
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_MODE_CFG 0x20
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_MODE_CFG_FC_WORD_SYNC_ENA BIT(8)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_MODE_CFG_GIGA_MODE_ENA BIT(4)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_MODE_CFG_FDX_ENA BIT(0)
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_MAXLEN_CFG 0x24
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_TAGS_CFG 0x28
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_TAGS_CFG_TAG_ID(x) (((x) << 16) & GENMASK(31, 16))
+#define DEV_GMII_MAC_CFG_STATUS_MAC_TAGS_CFG_TAG_ID_M GENMASK(31, 16)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_TAGS_CFG_TAG_ID_X(x) (((x) & GENMASK(31, 16)) >> 16)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_TAGS_CFG_PB_ENA BIT(1)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_TAGS_CFG_VLAN_AWR_ENA BIT(0)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_TAGS_CFG_VLAN_LEN_AWR_ENA BIT(2)
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_ADV_CHK_CFG 0x2c
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_ADV_CHK_CFG_LEN_DROP_ENA BIT(0)
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_IFG_CFG 0x30
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_IFG_CFG_RESTORE_OLD_IPG_CHECK BIT(17)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_IFG_CFG_REDUCED_TX_IFG BIT(16)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_IFG_CFG_TX_IFG(x) (((x) << 8) & GENMASK(12, 8))
+#define DEV_GMII_MAC_CFG_STATUS_MAC_IFG_CFG_TX_IFG_M GENMASK(12, 8)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_IFG_CFG_TX_IFG_X(x) (((x) & GENMASK(12, 8)) >> 8)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_IFG_CFG_RX_IFG2(x) (((x) << 4) & GENMASK(7, 4))
+#define DEV_GMII_MAC_CFG_STATUS_MAC_IFG_CFG_RX_IFG2_M GENMASK(7, 4)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_IFG_CFG_RX_IFG2_X(x) (((x) & GENMASK(7, 4)) >> 4)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_IFG_CFG_RX_IFG1(x) ((x) & GENMASK(3, 0))
+#define DEV_GMII_MAC_CFG_STATUS_MAC_IFG_CFG_RX_IFG1_M GENMASK(3, 0)
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_HDX_CFG 0x34
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_HDX_CFG_BYPASS_COL_SYNC BIT(26)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_HDX_CFG_OB_ENA BIT(25)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_HDX_CFG_WEXC_DIS BIT(24)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_HDX_CFG_SEED(x) (((x) << 16) & GENMASK(23, 16))
+#define DEV_GMII_MAC_CFG_STATUS_MAC_HDX_CFG_SEED_M GENMASK(23, 16)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_HDX_CFG_SEED_X(x) (((x) & GENMASK(23, 16)) >> 16)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_HDX_CFG_SEED_LOAD BIT(12)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_HDX_CFG_RETRY_AFTER_EXC_COL_ENA BIT(8)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_HDX_CFG_LATE_COL_POS(x) ((x) & GENMASK(6, 0))
+#define DEV_GMII_MAC_CFG_STATUS_MAC_HDX_CFG_LATE_COL_POS_M GENMASK(6, 0)
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_DBG_CFG 0x38
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_DBG_CFG_TBI_MODE BIT(4)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_DBG_CFG_IFG_CRS_EXT_CHK_ENA BIT(0)
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_FC_MAC_LOW_CFG 0x3c
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_FC_MAC_HIGH_CFG 0x40
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_STICKY 0x44
+
+#define DEV_GMII_MAC_CFG_STATUS_MAC_STICKY_RX_IPG_SHRINK_STICKY BIT(9)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_STICKY_RX_PREAM_SHRINK_STICKY BIT(8)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_STICKY_RX_CARRIER_EXT_STICKY BIT(7)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_STICKY_RX_CARRIER_EXT_ERR_STICKY BIT(6)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_STICKY_RX_JUNK_STICKY BIT(5)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_STICKY_TX_RETRANSMIT_STICKY BIT(4)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_STICKY_TX_JAM_STICKY BIT(3)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_STICKY_TX_FIFO_OFLW_STICKY BIT(2)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_STICKY_TX_FRM_LEN_OVR_STICKY BIT(1)
+#define DEV_GMII_MAC_CFG_STATUS_MAC_STICKY_TX_ABORT_STICKY BIT(0)
+
+#define DEV_GMII_MM_CONFIG_ENABLE_CONFIG 0x48
+
+#define DEV_GMII_MM_CONFIG_ENABLE_CONFIG_MM_RX_ENA BIT(0)
+#define DEV_GMII_MM_CONFIG_ENABLE_CONFIG_MM_TX_ENA BIT(4)
+#define DEV_GMII_MM_CONFIG_ENABLE_CONFIG_KEEP_S_AFTER_D BIT(8)
+
+#define DEV_GMII_MM_CONFIG_VERIF_CONFIG 0x4c
+
+#define DEV_GMII_MM_CONFIG_VERIF_CONFIG_PRM_VERIFY_DIS BIT(0)
+#define DEV_GMII_MM_CONFIG_VERIF_CONFIG_PRM_VERIFY_TIME(x) (((x) << 4) & GENMASK(11, 4))
+#define DEV_GMII_MM_CONFIG_VERIF_CONFIG_PRM_VERIFY_TIME_M GENMASK(11, 4)
+#define DEV_GMII_MM_CONFIG_VERIF_CONFIG_PRM_VERIFY_TIME_X(x) (((x) & GENMASK(11, 4)) >> 4)
+#define DEV_GMII_MM_CONFIG_VERIF_CONFIG_VERIF_TIMER_UNITS(x) (((x) << 12) & GENMASK(13, 12))
+#define DEV_GMII_MM_CONFIG_VERIF_CONFIG_VERIF_TIMER_UNITS_M GENMASK(13, 12)
+#define DEV_GMII_MM_CONFIG_VERIF_CONFIG_VERIF_TIMER_UNITS_X(x) (((x) & GENMASK(13, 12)) >> 12)
+
+#define DEV_GMII_MM_STATISTICS_MM_STATUS 0x50
+
+#define DEV_GMII_MM_STATISTICS_MM_STATUS_PRMPT_ACTIVE_STATUS BIT(0)
+#define DEV_GMII_MM_STATISTICS_MM_STATUS_PRMPT_ACTIVE_STICKY BIT(4)
+#define DEV_GMII_MM_STATISTICS_MM_STATUS_PRMPT_VERIFY_STATE(x) (((x) << 8) & GENMASK(10, 8))
+#define DEV_GMII_MM_STATISTICS_MM_STATUS_PRMPT_VERIFY_STATE_M GENMASK(10, 8)
+#define DEV_GMII_MM_STATISTICS_MM_STATUS_PRMPT_VERIFY_STATE_X(x) (((x) & GENMASK(10, 8)) >> 8)
+#define DEV_GMII_MM_STATISTICS_MM_STATUS_UNEXP_RX_PFRM_STICKY BIT(12)
+#define DEV_GMII_MM_STATISTICS_MM_STATUS_UNEXP_TX_PFRM_STICKY BIT(16)
+#define DEV_GMII_MM_STATISTICS_MM_STATUS_MM_RX_FRAME_STATUS BIT(20)
+#define DEV_GMII_MM_STATISTICS_MM_STATUS_MM_TX_FRAME_STATUS BIT(24)
+#define DEV_GMII_MM_STATISTICS_MM_STATUS_MM_TX_PRMPT_STATUS BIT(28)
+
+#endif
--- /dev/null
+++ b/drivers/net/ethernet/mscc/ocelot_tsn.c
@@ -0,0 +1,1572 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/* Felix Switch TSN driver
+ *
+ * Copyright (c) 2018 Microsemi Corporation
+ * Copyright 2018-2019 NXP
+ */
+
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <linux/iopoll.h>
+#include "ocelot.h"
+#include <soc/mscc/ocelot_sys.h>
+#include "ocelot_ana.h"
+#include "ocelot_qsys.h"
+#include "ocelot_rew.h"
+#include "ocelot_dev_gmii.h"
+#include "ocelot_tsn.h"
+
+#define MSCC_NUM_OUT_PORT 4 /* Number of physical output ports */
+#define SE_IX_PORT 64
+
+/* MSCC TSN parameters limited */
+#define NUM_MSCC_QOS_PRIO 8
+#define MSCC_PSFP_SFID_NUM 176
+#define MSCC_FRER_SSID_NUM 128
+
+/* Using the max number of MSCC_PSFP_SFID_NUM and MSCC_FRER_SSID_NUM */
+#define MSCC_STREAM_HANDLE_NUM MSCC_PSFP_SFID_NUM
+
+int streamhandle_map[MSCC_STREAM_HANDLE_NUM] = {0};
+static struct mscc_switch_capa capa __ro_after_init = {
+ .num_tas_gcl = 64,
+ .tas_ct_min = 100,
+ .tas_ct_max = 1000000000,
+ .tas_cte_max = 999999999,
+ .tas_it_max = 999999999,
+ .tas_it_min = 1000,
+ .num_hsch = 72,
+ .num_psfp_sfid = MSCC_PSFP_SFID_NUM,
+ .num_psfp_sgid = 184,
+ .psfp_fmi_max = 246,
+ .psfp_fmi_min = 63,
+ .num_sgi_gcl = 4,
+ .sgi_ct_min = 5000,
+ .sgi_ct_max = 1000000000,
+ .sgi_cte_max = 999999999,
+ .qos_pol_max = 383,
+ /* Maximum allowed value of committed burst size(CBS) is 240 KB */
+ .pol_cbs_max = 60,
+ /* Maximum allowed value of excess burst size(EBS) is 240 KB */
+ .pol_pbs_max = 60,
+ .num_frer_ssid = MSCC_FRER_SSID_NUM,
+ .frer_seq_len_min = 1,
+ .frer_seq_len_max = 28,
+ .frer_his_len_min = 1,
+ .frer_his_len_max = 32,
+ .qos_dscp_max = 63,
+ .qos_cos_max = NUM_MSCC_QOS_PRIO - 1,
+ .qos_dp_max = 1,
+};
+
+static int qos_port_tas_gcl_set(struct ocelot *ocelot, const u8 gcl_ix,
+ struct tsn_qbv_entry *control_list)
+{
+ if (gcl_ix >= capa.num_tas_gcl) {
+ dev_err(ocelot->dev, "Invalid gcl ix %u\n", gcl_ix);
+ return -EINVAL;
+ }
+ if (control_list->time_interval < capa.tas_it_min ||
+ control_list->time_interval > capa.tas_it_max) {
+ dev_err(ocelot->dev, "Invalid time_interval %u\n",
+ control_list->time_interval);
+
+ return -EINVAL;
+ }
+
+ ocelot_write(ocelot,
+ QSYS_GCL_CFG_REG_1_GCL_ENTRY_NUM(gcl_ix) |
+ QSYS_GCL_CFG_REG_1_GATE_STATE(control_list->gate_state),
+ QSYS_GCL_CFG_REG_1);
+
+ ocelot_write(ocelot,
+ control_list->time_interval,
+ QSYS_GCL_CFG_REG_2);
+
+ return 0;
+}
+
+static u32 tas_read_status(struct ocelot *ocelot)
+{
+ u32 val;
+
+ val = ocelot_read(ocelot, QSYS_TAS_PARAM_CFG_CTRL);
+
+ return val;
+}
+
+int ocelot_qbv_set(struct ocelot *ocelot, int port_id,
+ struct tsn_qbv_conf *shaper_config)
+{
+ struct tsn_qbv_basic *admin_basic = &shaper_config->admin;
+ struct tsn_qbv_entry *control_list = admin_basic->control_list;
+ u32 base_time_nsec = admin_basic->base_time % 1000000000;
+ u64 base_time_sec = admin_basic->base_time / 1000000000;
+ u64 cur_time;
+ u32 val;
+ u8 speed;
+ int i;
+ int ret;
+
+ if (admin_basic->control_list_length > capa.num_tas_gcl) {
+ dev_err(ocelot->dev,
+ "Invalid admin_control_list_length %u\n",
+ admin_basic->control_list_length);
+ return -EINVAL;
+ }
+
+ if ((admin_basic->cycle_time < capa.tas_ct_min ||
+ admin_basic->cycle_time > capa.tas_ct_max) &&
+ shaper_config->gate_enabled) {
+ dev_err(ocelot->dev, "Invalid admin_cycle_time %u ns\n",
+ admin_basic->cycle_time);
+ return -EINVAL;
+ }
+ if (admin_basic->cycle_time_extension > capa.tas_cte_max) {
+ dev_err(ocelot->dev,
+ "Invalid admin_cycle_time_extension %u\n",
+ admin_basic->cycle_time_extension);
+ return -EINVAL;
+ }
+
+ cur_time = ocelot_read(ocelot, PTP_CUR_SEC_MSB);
+ cur_time = cur_time << 32;
+ cur_time += ocelot_read(ocelot, PTP_CUR_SEC_LSB);
+
+ if (base_time_sec < cur_time) {
+ base_time_sec = cur_time;
+ base_time_nsec = ocelot_read(ocelot, PTP_CUR_NSEC);
+ }
+
+ /* Select port */
+ ocelot_rmw(ocelot,
+ QSYS_TAS_PARAM_CFG_CTRL_PORT_NUM(port_id),
+ QSYS_TAS_PARAM_CFG_CTRL_PORT_NUM_M,
+ QSYS_TAS_PARAM_CFG_CTRL);
+
+ val = ocelot_read(ocelot, QSYS_PARAM_STATUS_REG_8);
+ if (val & QSYS_PARAM_STATUS_REG_8_CONFIG_PENDING) {
+ ocelot_rmw_rix(ocelot, 0, QSYS_TAG_CONFIG_ENABLE,
+ QSYS_TAG_CONFIG, port_id);
+ }
+
+ if (!shaper_config->gate_enabled)
+ admin_basic->gate_states = 0xff;
+
+ val = ocelot_read_gix(ocelot, ANA_PFC_PFC_CFG, port_id);
+ speed = ANA_PFC_PFC_CFG_FC_LINK_SPEED(val);
+
+ ocelot_rmw_rix(ocelot,
+ (shaper_config->gate_enabled ?
+ QSYS_TAG_CONFIG_ENABLE : 0) |
+ QSYS_TAG_CONFIG_INIT_GATE_STATE(admin_basic->gate_states) |
+ QSYS_TAG_CONFIG_SCH_TRAFFIC_QUEUES(0xff) |
+ QSYS_TAG_CONFIG_LINK_SPEED(speed),
+ QSYS_TAG_CONFIG_ENABLE |
+ QSYS_TAG_CONFIG_INIT_GATE_STATE_M |
+ QSYS_TAG_CONFIG_SCH_TRAFFIC_QUEUES_M |
+ QSYS_TAG_CONFIG_LINK_SPEED_M,
+ QSYS_TAG_CONFIG,
+ port_id);
+
+ ocelot_write_rix(ocelot, shaper_config->maxsdu,
+ QSYS_PORT_MAX_SDU, port_id);
+ /* TODO: add queue max SDU set */
+
+ if (shaper_config->gate_enabled) {
+ ocelot_write(ocelot, base_time_nsec,
+ QSYS_PARAM_CFG_REG_1);
+
+ ocelot_write(ocelot, base_time_sec & GENMASK(31, 0),
+ QSYS_PARAM_CFG_REG_2);
+
+ ocelot_write(ocelot,
+ QSYS_PARAM_CFG_REG_3_BASE_TIME_SEC_MSB(base_time_sec >> 32) |
+ QSYS_PARAM_CFG_REG_3_LIST_LENGTH(admin_basic->control_list_length),
+ QSYS_PARAM_CFG_REG_3);
+
+ ocelot_write(ocelot, admin_basic->cycle_time,
+ QSYS_PARAM_CFG_REG_4);
+
+ ocelot_write(ocelot, admin_basic->cycle_time_extension,
+ QSYS_PARAM_CFG_REG_5);
+
+ for (i = 0; i < admin_basic->control_list_length; i++) {
+ qos_port_tas_gcl_set(ocelot, i, control_list);
+ control_list++;
+ }
+
+ /* Start configuration change */
+ ocelot_rmw(ocelot,
+ QSYS_TAS_PARAM_CFG_CTRL_CONFIG_CHANGE,
+ QSYS_TAS_PARAM_CFG_CTRL_CONFIG_CHANGE,
+ QSYS_TAS_PARAM_CFG_CTRL);
+
+ ret = readx_poll_timeout(tas_read_status, ocelot, val,
+ !(QSYS_TAS_PARAM_CFG_CTRL_CONFIG_CHANGE
+ & val), 10, 100000);
+ return ret;
+ }
+
+ return 0;
+}
+
+int ocelot_qbv_get(struct ocelot *ocelot, int port_id,
+ struct tsn_qbv_conf *shaper_config)
+{
+ u32 val, reg;
+ int i;
+ u32 base_timel;
+ u32 base_timeh;
+ struct tsn_qbv_basic *admin = &shaper_config->admin;
+ struct tsn_qbv_entry *list;
+
+ ocelot_rmw(ocelot,
+ QSYS_TAS_PARAM_CFG_CTRL_PORT_NUM(port_id),
+ QSYS_TAS_PARAM_CFG_CTRL_PORT_NUM_M,
+ QSYS_TAS_PARAM_CFG_CTRL);
+
+ val = ocelot_read_rix(ocelot, QSYS_TAG_CONFIG, port_id);
+ shaper_config->gate_enabled = (val & QSYS_TAG_CONFIG_ENABLE);
+ admin->gate_states = QSYS_TAG_CONFIG_INIT_GATE_STATE_X(val);
+
+ base_timel = ocelot_read(ocelot, QSYS_PARAM_CFG_REG_1);
+ base_timeh = ocelot_read(ocelot, QSYS_PARAM_CFG_REG_2);
+ reg = ocelot_read(ocelot, QSYS_PARAM_CFG_REG_3);
+ admin->base_time = base_timeh |
+ (((u64)QSYS_PARAM_CFG_REG_3_BASE_TIME_SEC_MSB(reg)) << 32);
+
+ admin->base_time = (admin->base_time * 1000000000) + base_timel;
+
+ admin->control_list_length =
+ QSYS_PARAM_CFG_REG_3_LIST_LENGTH_X(reg);
+
+ admin->cycle_time = ocelot_read(ocelot, QSYS_PARAM_CFG_REG_4);
+ admin->cycle_time_extension =
+ ocelot_read(ocelot, QSYS_PARAM_CFG_REG_5);
+
+ list = kmalloc_array(admin->control_list_length,
+ sizeof(struct tsn_qbv_entry), GFP_KERNEL);
+ admin->control_list = list;
+
+ for (i = 0; i < admin->control_list_length; i++) {
+ ocelot_rmw(ocelot,
+ QSYS_GCL_CFG_REG_1_GCL_ENTRY_NUM(i),
+ QSYS_GCL_CFG_REG_1_GCL_ENTRY_NUM_M,
+ QSYS_GCL_CFG_REG_1);
+
+ list->time_interval =
+ ocelot_read(ocelot, QSYS_GCL_CFG_REG_2);
+
+ reg = ocelot_read(ocelot, QSYS_GCL_CFG_REG_1);
+ list->gate_state = QSYS_GCL_CFG_REG_1_GATE_STATE_X(reg);
+
+ list++;
+ }
+
+ return 0;
+}
+
+static int qbv_get_gatelist(struct ocelot *ocelot,
+ struct tsn_qbv_basic *oper)
+{
+ u32 base_timel;
+ u32 base_timeh;
+ u32 val;
+ struct tsn_qbv_entry *glist;
+ int i;
+
+ base_timel = ocelot_read(ocelot, QSYS_PARAM_STATUS_REG_1);
+ base_timeh = ocelot_read(ocelot, QSYS_PARAM_STATUS_REG_2);
+ val = ocelot_read(ocelot, QSYS_PARAM_STATUS_REG_3);
+ oper->base_time = base_timeh;
+ oper->base_time +=
+ ((u64)QSYS_PARAM_STATUS_REG_3_BASE_TIME_SEC_MSB(val)) <<
+ 32;
+ oper->base_time = (oper->base_time * 1000000000) + base_timel;
+
+ oper->control_list_length =
+ QSYS_PARAM_STATUS_REG_3_LIST_LENGTH_X(val);
+
+ oper->cycle_time = ocelot_read(ocelot, QSYS_PARAM_STATUS_REG_4);
+ oper->cycle_time_extension = ocelot_read(ocelot,
+ QSYS_PARAM_STATUS_REG_5);
+
+ val = ocelot_read(ocelot, QSYS_PARAM_STATUS_REG_8);
+ oper->gate_states = QSYS_PARAM_STATUS_REG_8_OPER_GATE_STATE_X(val);
+
+ glist = kmalloc_array(oper->control_list_length,
+ sizeof(struct tsn_qbv_entry), GFP_KERNEL);
+
+ oper->control_list = glist;
+
+ for (i = 0; i < oper->control_list_length; i++) {
+ ocelot_rmw(ocelot,
+ QSYS_GCL_STATUS_REG_1_GCL_ENTRY_NUM(i),
+ QSYS_GCL_STATUS_REG_1_GCL_ENTRY_NUM_M,
+ QSYS_GCL_STATUS_REG_1);
+
+ val = ocelot_read(ocelot, QSYS_GCL_STATUS_REG_2);
+ glist->time_interval = val;
+ val = ocelot_read(ocelot, QSYS_GCL_STATUS_REG_1);
+ glist->gate_state =
+ QSYS_GCL_STATUS_REG_1_GATE_STATE_X(val);
+
+ glist++;
+ }
+
+ return 0;
+}
+
+int ocelot_qbv_get_status(struct ocelot *ocelot, int port_id,
+ struct tsn_qbv_status *qbvstatus)
+{
+ struct tsn_qbv_basic *oper = &qbvstatus->oper;
+ u32 val;
+ ptptime_t cur_time;
+
+ ocelot_rmw(ocelot,
+ QSYS_TAS_PARAM_CFG_CTRL_PORT_NUM(port_id),
+ QSYS_TAS_PARAM_CFG_CTRL_PORT_NUM_M,
+ QSYS_TAS_PARAM_CFG_CTRL);
+
+ qbvstatus->supported_list_max = capa.num_tas_gcl;
+
+ val = ocelot_read(ocelot, QSYS_PARAM_STATUS_REG_8);
+ qbvstatus->config_pending =
+ (val & QSYS_PARAM_STATUS_REG_8_CONFIG_PENDING) ? 1 : 0;
+
+ qbvstatus->config_change_time =
+ ocelot_read(ocelot, QSYS_PARAM_STATUS_REG_7);
+
+ qbvstatus->config_change_time +=
+ ((u64)QSYS_PARAM_STATUS_REG_8_CFG_CHG_TIME_SEC_MSB(val)) <<
+ 32;
+
+ qbvstatus->config_change_time =
+ (qbvstatus->config_change_time * 1000000000) +
+ ocelot_read(ocelot, QSYS_PARAM_STATUS_REG_6);
+
+ qbvstatus->config_change_error =
+ ocelot_read(ocelot, QSYS_PARAM_STATUS_REG_9);
+
+ cur_time = ocelot_read(ocelot, PTP_CUR_SEC_MSB);
+ cur_time = cur_time << 32;
+ cur_time += ocelot_read(ocelot, PTP_CUR_SEC_LSB);
+ cur_time = (cur_time * 1000000000) +
+ ocelot_read(ocelot, PTP_CUR_NSEC);
+
+ qbvstatus->current_time = cur_time;
+ qbv_get_gatelist(ocelot, oper);
+
+ return 0;
+}
+
+int ocelot_cut_thru_set(struct ocelot *ocelot, int port_id, u8 cut_thru)
+{
+ ocelot_write_rix(ocelot, cut_thru, ANA_CUT_THRU_CFG, port_id);
+
+ return 0;
+}
+
+static int qos_shaper_conf_set(struct ocelot *ocelot, int port,
+ u32 port_ix, u8 percent)
+{
+ u32 val;
+ int speed;
+ u32 cbs = 0;
+ u32 cir = 0;
+
+ if (percent > 100) {
+ dev_err(ocelot->dev, "percentage %d larger than 100\n",
+ percent);
+ return -EINVAL;
+ }
+ if (port_ix >= capa.num_hsch) {
+ dev_err(ocelot->dev,
+ "CIR_CFG: id %d is exceed num of HSCH instance\n",
+ port_ix);
+ return -EINVAL;
+ }
+
+ val = ocelot_read_gix(ocelot, ANA_PFC_PFC_CFG, port);
+ speed = ANA_PFC_PFC_CFG_FC_LINK_SPEED(val);
+ switch (speed) {
+ case OCELOT_SPEED_10:
+ cir = 10000;
+ break;
+ case OCELOT_SPEED_100:
+ cir = 100000;
+ break;
+ case OCELOT_SPEED_1000:
+ cir = 1000000;
+ break;
+ case OCELOT_SPEED_2500:
+ cir = 2500000;
+ break;
+ }
+
+ cir = cir * percent / 100;
+ cir = DIV_ROUND_UP(cir, 100); /* Rate unit is 100 kbps */
+ cir = (cir ? cir : 1); /* Avoid using zero rate */
+ cbs = DIV_ROUND_UP(cbs, 4096); /* Burst unit is 4kB */
+ cbs = (cbs ? cbs : 1); /* Avoid using zero burst size */
+ cir = min_t(u32, GENMASK(15, 0), cir);
+ cbs = min_t(u32, GENMASK(6, 0), cbs);
+ ocelot_write_gix(ocelot,
+ QSYS_CIR_CFG_CIR_RATE(cir) |
+ QSYS_CIR_CFG_CIR_BURST(cbs),
+ QSYS_CIR_CFG,
+ port_ix);
+
+ return 0;
+}
+
+static int qos_shaper_conf_get(struct ocelot *ocelot, int port,
+ u32 port_ix)
+{
+ u32 val;
+ u32 bandwidth = 0;
+ u32 cir = 0;
+ int percentage;
+ int speed;
+
+ if (port_ix >= capa.num_hsch) {
+ dev_err(ocelot->dev,
+ "CIR_CFG: id %d is exceed num of HSCH instance\n",
+ port_ix);
+ return -EINVAL;
+ }
+
+ val = ocelot_read_gix(ocelot, ANA_PFC_PFC_CFG, port);
+ speed = ANA_PFC_PFC_CFG_FC_LINK_SPEED(val);
+ switch (speed) {
+ case OCELOT_SPEED_10:
+ bandwidth = 10000;
+ break;
+ case OCELOT_SPEED_100:
+ bandwidth = 100000;
+ break;
+ case OCELOT_SPEED_1000:
+ bandwidth = 1000000;
+ break;
+ case OCELOT_SPEED_2500:
+ bandwidth = 2500000;
+ break;
+ }
+
+ val = ocelot_read_gix(ocelot, QSYS_CIR_CFG, port_ix);
+
+ cir = QSYS_CIR_CFG_CIR_RATE_X(val);
+ cir *= 100;
+ percentage = cir * 100 / bandwidth;
+
+ return percentage;
+}
+
+int ocelot_cbs_set(struct ocelot *ocelot, int port, u8 tc, u8 bw)
+{
+ if (tc > capa.qos_cos_max) {
+ dev_err(ocelot->dev, "Invalid tc: %u\n", tc);
+ return -EINVAL;
+ }
+
+ qos_shaper_conf_set(ocelot, port, port * 8 + tc, bw);
+
+ ocelot_rmw_gix(ocelot,
+ QSYS_SE_CFG_SE_AVB_ENA,
+ QSYS_SE_CFG_SE_AVB_ENA,
+ QSYS_SE_CFG,
+ port * 8 + tc);
+
+ return 0;
+}
+
+int ocelot_cbs_get(struct ocelot *ocelot, int port, u8 tc)
+{
+ int ret;
+
+ if (tc > capa.qos_cos_max) {
+ dev_err(ocelot->dev, "Invalid tc: %u\n", tc);
+ return -EINVAL;
+ }
+
+ ret = qos_shaper_conf_get(ocelot, port, port * 8 + tc);
+
+ return ret;
+}
+
+int ocelot_qbu_set(struct ocelot *ocelot, int port, u8 preemptible)
+{
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
+
+ ocelot_port_rmwl(ocelot_port,
+ DEV_GMII_MM_CONFIG_ENABLE_CONFIG_MM_RX_ENA |
+ DEV_GMII_MM_CONFIG_ENABLE_CONFIG_MM_TX_ENA,
+ DEV_GMII_MM_CONFIG_ENABLE_CONFIG_MM_RX_ENA |
+ DEV_GMII_MM_CONFIG_ENABLE_CONFIG_MM_TX_ENA,
+ DEV_GMII_MM_CONFIG_ENABLE_CONFIG);
+
+ ocelot_rmw_rix(ocelot,
+ QSYS_PREEMPTION_CFG_P_QUEUES(preemptible),
+ QSYS_PREEMPTION_CFG_P_QUEUES_M,
+ QSYS_PREEMPTION_CFG,
+ port);
+
+ return 0;
+}
+
+int ocelot_qbu_get(struct ocelot *ocelot, int port,
+ struct tsn_preempt_status *c)
+{
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
+ u32 val;
+
+ val = ocelot_read_rix(ocelot,
+ QSYS_PREEMPTION_CFG,
+ port);
+
+ c->admin_state = QSYS_PREEMPTION_CFG_P_QUEUES(val);
+ c->hold_advance = QSYS_PREEMPTION_CFG_HOLD_ADVANCE_X(val);
+
+ val = ocelot_port_readl(ocelot_port,
+ DEV_GMII_MM_STATISTICS_MM_STATUS);
+ c->preemption_active =
+ DEV_GMII_MM_STATISTICS_MM_STATUS_PRMPT_ACTIVE_STATUS & val;
+
+ return 0;
+}
+
+int ocelot_cb_streamid_get(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_cb_streamid *streamid)
+{
+ u32 m_index;
+ u32 bucket;
+ u32 val, dst, reg;
+ u64 dmac;
+ u32 ldmac, hdmac;
+
+ if (index >= MSCC_STREAM_HANDLE_NUM) {
+ dev_err(ocelot->dev,
+ "Invalid stream handle %u, maximum:%u\n",
+ index, MSCC_STREAM_HANDLE_NUM - 1);
+ return -EINVAL;
+ }
+
+ index = streamhandle_map[index];
+ m_index = index / 4;
+ bucket = index % 4;
+ streamid->type = 1;
+ regmap_field_write(ocelot->regfields[ANA_TABLES_MACTINDX_BUCKET],
+ bucket);
+ regmap_field_write(ocelot->regfields[ANA_TABLES_MACTINDX_M_INDEX],
+ m_index);
+
+ /*READ command MACACCESS.VALID(11 bit) must be 0 */
+ ocelot_write(ocelot,
+ ANA_TABLES_MACACCESS_MAC_TABLE_CMD(MACACCESS_CMD_READ),
+ ANA_TABLES_MACACCESS);
+
+ val = ocelot_read(ocelot, ANA_TABLES_MACACCESS);
+ dst = ANA_TABLES_MACACCESS_DEST_IDX_X(val);
+ reg = ocelot_read_rix(ocelot, ANA_PGID_PGID, dst);
+ streamid->ofac_oport = ANA_PGID_PGID_PGID(reg);
+
+ /*Get the entry's MAC address and VLAN id*/
+ ldmac = ocelot_read(ocelot, ANA_TABLES_MACLDATA);
+ val = ocelot_read(ocelot, ANA_TABLES_MACHDATA);
+ val &= 0x1fffffff;
+ hdmac = val & 0xffff;
+ dmac = hdmac;
+ dmac = (dmac << 32) | ldmac;
+ streamid->para.nid.dmac = dmac;
+
+ streamid->para.nid.vid = ANA_TABLES_MACHDATA_VID_X(val);
+
+ val = ocelot_read(ocelot, ANA_TABLES_STREAMDATA);
+ if (!(val & ANA_TABLES_STREAMDATA_SFID_VALID))
+ return -EINVAL;
+
+ streamid->handle = ANA_TABLES_STREAMDATA_SFID(val);
+
+ return 0;
+}
+
+static int lookup_mactable(struct ocelot *ocelot, u16 vid, u64 mac)
+{
+ u32 mach, macl;
+ u32 reg1, reg2;
+ u32 index, bucket;
+
+ macl = mac & 0xffffffff;
+ mach = (mac >> 32) & 0xffff;
+ ocelot_write(ocelot, macl, ANA_TABLES_MACLDATA);
+ ocelot_write(ocelot, ANA_TABLES_MACHDATA_VID(vid) |
+ ANA_TABLES_MACHDATA_MACHDATA(mach),
+ ANA_TABLES_MACHDATA);
+
+ ocelot_write(ocelot, ANA_TABLES_MACACCESS_VALID |
+ ANA_TABLES_MACACCESS_MAC_TABLE_CMD(MACACCESS_CMD_READ),
+ ANA_TABLES_MACACCESS);
+
+ reg1 = ocelot_read(ocelot, ANA_TABLES_MACLDATA);
+ reg2 = ocelot_read(ocelot, ANA_TABLES_MACHDATA);
+ if (reg1 == 0 && reg2 == 0)
+ return -1;
+
+ regmap_field_read(ocelot->regfields[ANA_TABLES_MACTINDX_BUCKET],
+ &bucket);
+ regmap_field_read(ocelot->regfields[ANA_TABLES_MACTINDX_M_INDEX],
+ &index);
+
+ index = index * 4 + bucket;
+
+ return index;
+}
+
+int ocelot_cb_streamid_set(struct ocelot *ocelot, int port,
+ u32 index, bool enable,
+ struct tsn_cb_streamid *streamid)
+{
+ struct regmap_field *rf;
+ u16 vid;
+ u64 mac;
+ u32 macl, mach;
+ u32 dst_idx;
+ int idx;
+ u32 reg;
+ int sfid, ssid;
+ u32 m_index, bucket;
+
+ if (!enable) {
+ if (index >= MSCC_STREAM_HANDLE_NUM) {
+ dev_err(ocelot->dev,
+ "Invalid index %u, maximum:%u\n",
+ index, MSCC_STREAM_HANDLE_NUM - 1);
+ return -EINVAL;
+ }
+ m_index = streamhandle_map[index] / 4;
+ bucket = streamhandle_map[index] % 4;
+ rf = ocelot->regfields[ANA_TABLES_MACTINDX_BUCKET];
+ regmap_field_write(rf, bucket);
+ rf = ocelot->regfields[ANA_TABLES_MACTINDX_M_INDEX];
+ regmap_field_write(rf, m_index);
+
+ /*READ command MACACCESS.VALID(11 bit) must be 0 */
+ ocelot_write(ocelot,
+ ANA_TABLES_MACACCESS_MAC_TABLE_CMD(MACACCESS_CMD_READ),
+ ANA_TABLES_MACACCESS);
+
+ ocelot_write(ocelot,
+ ANA_TABLES_MACACCESS_MAC_TABLE_CMD(MACACCESS_CMD_FORGET),
+ ANA_TABLES_MACACCESS);
+
+ streamhandle_map[index] = 0;
+
+ return 0;
+ }
+
+ if (streamid->type != 1) {
+ dev_err(ocelot->dev, "Invalid stream type\n");
+ return -EINVAL;
+ }
+
+ if (streamid->handle >= MSCC_STREAM_HANDLE_NUM) {
+ dev_err(ocelot->dev,
+ "Invalid stream handle %u, maximum:%u\n",
+ streamid->handle, MSCC_STREAM_HANDLE_NUM - 1);
+ return -EINVAL;
+ }
+
+ sfid = streamid->handle;
+ ssid = (streamid->handle < MSCC_FRER_SSID_NUM ?
+ streamid->handle : (MSCC_FRER_SSID_NUM - 1));
+
+ mac = streamid->para.nid.dmac;
+ macl = mac & 0xffffffff;
+ mach = (mac >> 32) & 0xffff;
+ vid = streamid->para.nid.vid;
+
+ idx = lookup_mactable(ocelot, vid, mac);
+
+ if (idx < 0) {
+ ocelot_write(ocelot, macl, ANA_TABLES_MACLDATA);
+ ocelot_write(ocelot, ANA_TABLES_MACHDATA_VID(vid) |
+ ANA_TABLES_MACHDATA_MACHDATA(mach),
+ ANA_TABLES_MACHDATA);
+
+ ocelot_write(ocelot,
+ ANA_TABLES_STREAMDATA_SFID_VALID |
+ ANA_TABLES_STREAMDATA_SFID(sfid) |
+ ANA_TABLES_STREAMDATA_SSID_VALID |
+ ANA_TABLES_STREAMDATA_SSID(ssid),
+ ANA_TABLES_STREAMDATA);
+
+ dst_idx = port;
+ ocelot_write(ocelot, ANA_TABLES_MACACCESS_VALID |
+ ANA_TABLES_MACACCESS_ENTRYTYPE(1) |
+ ANA_TABLES_MACACCESS_DEST_IDX(dst_idx) |
+ ANA_TABLES_MACACCESS_MAC_TABLE_CMD(MACACCESS_CMD_LEARN),
+ ANA_TABLES_MACACCESS);
+
+ ocelot_write(ocelot, ANA_TABLES_MACACCESS_VALID |
+ ANA_TABLES_MACACCESS_MAC_TABLE_CMD(MACACCESS_CMD_READ),
+ ANA_TABLES_MACACCESS);
+
+ regmap_field_read(ocelot->regfields[ANA_TABLES_MACTINDX_BUCKET],
+ &bucket);
+ regmap_field_read(ocelot->regfields[ANA_TABLES_MACTINDX_M_INDEX],
+ &m_index);
+
+ m_index = m_index * 4 + bucket;
+ streamhandle_map[streamid->handle] = m_index;
+
+ return 0;
+ }
+
+ ocelot_write(ocelot,
+ ANA_TABLES_STREAMDATA_SFID_VALID |
+ ANA_TABLES_STREAMDATA_SFID(sfid) |
+ ANA_TABLES_STREAMDATA_SSID_VALID |
+ ANA_TABLES_STREAMDATA_SSID(ssid),
+ ANA_TABLES_STREAMDATA);
+
+ reg = ocelot_read(ocelot, ANA_TABLES_MACACCESS);
+ dst_idx = ANA_TABLES_MACACCESS_DEST_IDX_X(reg);
+ ocelot_write(ocelot, ANA_TABLES_MACACCESS_VALID |
+ ANA_TABLES_MACACCESS_ENTRYTYPE(1) |
+ ANA_TABLES_MACACCESS_DEST_IDX(dst_idx) |
+ ANA_TABLES_MACACCESS_MAC_TABLE_CMD(MACACCESS_CMD_WRITE),
+ ANA_TABLES_MACACCESS);
+
+ streamhandle_map[streamid->handle] = idx;
+
+ return 0;
+}
+
+static int streamid_multi_forward_set(struct ocelot *ocelot, u32 index,
+ u8 fwdmask)
+{
+ u32 m_index;
+ u32 bucket;
+ u32 val;
+ int m, n, i;
+ u8 pgid_val, fwdport;
+ u32 dst_idx;
+
+ m_index = index / 4;
+ bucket = index % 4;
+
+ regmap_field_write(ocelot->regfields[ANA_TABLES_MACTINDX_BUCKET],
+ bucket);
+ regmap_field_write(ocelot->regfields[ANA_TABLES_MACTINDX_M_INDEX],
+ m_index);
+
+ /*READ command MACACCESS.VALID(11 bit) must be 0 */
+ ocelot_write(ocelot,
+ ANA_TABLES_MACACCESS_MAC_TABLE_CMD(MACACCESS_CMD_READ),
+ ANA_TABLES_MACACCESS);
+
+ val = ocelot_read(ocelot, ANA_TABLES_MACACCESS);
+ fwdport = ANA_TABLES_MACACCESS_DEST_IDX_X(val);
+
+ if (fwdport >= MSCC_NUM_OUT_PORT) {
+ dst_idx = fwdport;
+ return 0;
+ }
+
+ fwdmask |= (1 << fwdport);
+
+ m = ocelot->num_phys_ports - 1;
+ for (i = m; i >= MSCC_NUM_OUT_PORT; i--) {
+ if (fwdmask & (1 << i)) {
+ dst_idx = PGID_MCRED +
+ (m - i) * MSCC_NUM_OUT_PORT +
+ fwdport;
+
+ pgid_val = (1 << i) | (1 << fwdport);
+ break;
+ }
+ }
+
+ if (i < MSCC_NUM_OUT_PORT) {
+ m = PGID_MCRED +
+ (ocelot->num_phys_ports - MSCC_NUM_OUT_PORT) *
+ MSCC_NUM_OUT_PORT;
+
+ for (; i > 0; i--) {
+ if (fwdmask & (1 << i))
+ break;
+
+ m = m + (1 << i) - 1;
+ }
+ n = fwdmask & ((1 << i) - 1);
+ if (n) {
+ dst_idx = m + n;
+ pgid_val = fwdmask & ((1 << MSCC_NUM_OUT_PORT) - 1);
+ } else {
+ dst_idx = fwdport;
+ }
+ }
+
+ if (dst_idx < PGID_MCRED)
+ return 0;
+
+ ocelot_write(ocelot, ANA_TABLES_MACACCESS_VALID |
+ ANA_TABLES_MACACCESS_ENTRYTYPE(1) |
+ ANA_TABLES_MACACCESS_DEST_IDX(dst_idx) |
+ ANA_TABLES_MACACCESS_MAC_TABLE_CMD(MACACCESS_CMD_WRITE),
+ ANA_TABLES_MACACCESS);
+
+ ocelot_write_rix(ocelot, pgid_val, ANA_PGID_PGID, dst_idx);
+
+ return 0;
+}
+
+int ocelot_qci_sfi_get(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_qci_psfp_sfi_conf *sfi)
+{
+ u32 val, reg, fmeter_id, max_sdu;
+ u32 sfid = index;
+
+ if (sfid >= capa.num_psfp_sfid) {
+ dev_err(ocelot->dev, "Invalid index %u, maximum:%u\n",
+ sfid, capa.num_psfp_sfid);
+ return -EINVAL;
+ }
+
+ ocelot_rmw(ocelot,
+ ANA_TABLES_SFIDTIDX_SFID_INDEX(sfid),
+ ANA_TABLES_SFIDTIDX_SFID_INDEX_M,
+ ANA_TABLES_SFIDTIDX);
+
+ ocelot_write(ocelot,
+ ANA_TABLES_SFIDACCESS_SFID_TBL_CMD(SFIDACCESS_CMD_READ),
+ ANA_TABLES_SFIDACCESS);
+
+ val = ocelot_read(ocelot, ANA_TABLES_SFIDTIDX);
+ if (!(val & ANA_TABLES_SFIDTIDX_SGID_VALID))
+ return -EINVAL;
+
+ sfi->stream_gate_instance_id = ANA_TABLES_SFIDTIDX_SGID_X(val);
+ fmeter_id = ANA_TABLES_SFIDTIDX_POL_IDX_X(val);
+ sfi->stream_filter.flow_meter_instance_id = fmeter_id;
+
+ reg = ocelot_read(ocelot, ANA_TABLES_SFIDACCESS);
+ max_sdu = ANA_TABLES_SFIDACCESS_MAX_SDU_LEN_X(reg);
+ sfi->stream_filter.maximum_sdu_size = max_sdu;
+
+ if (reg & ANA_TABLES_SFIDACCESS_IGR_PRIO_MATCH_ENA)
+ sfi->priority_spec = ANA_TABLES_SFIDACCESS_IGR_PRIO_X(reg);
+ else
+ dev_err(ocelot->dev, "priority not enable\n");
+
+ return 0;
+}
+
+int ocelot_qci_sfi_set(struct ocelot *ocelot, int port,
+ u32 index, bool enable,
+ struct tsn_qci_psfp_sfi_conf *sfi)
+{
+ int igr_prio = sfi->priority_spec;
+ u16 sgid = sfi->stream_gate_instance_id;
+ u16 pol_idx;
+ int fmid = sfi->stream_filter.flow_meter_instance_id;
+ u16 max_sdu_len = sfi->stream_filter.maximum_sdu_size;
+ int sfid = index;
+ u32 val;
+
+ if (fmid == -1)
+ pol_idx = capa.psfp_fmi_max;
+ else
+ pol_idx = (u16)fmid;
+
+ if (sfid >= capa.num_psfp_sfid) {
+ dev_err(ocelot->dev, "Invalid index %u, maximum:%u\n",
+ sfid, capa.num_psfp_sfid);
+ return -EINVAL;
+ }
+
+ if (!enable) {
+ val = ANA_TABLES_SFIDACCESS_SFID_TBL_CMD(SFIDACCESS_CMD_WRITE);
+ ocelot_write(ocelot,
+ ANA_TABLES_SFIDTIDX_SFID_INDEX(sfid),
+ ANA_TABLES_SFIDTIDX);
+ ocelot_write(ocelot, val, ANA_TABLES_SFIDACCESS);
+ return 0;
+ }
+
+ if (sgid >= capa.num_psfp_sgid) {
+ dev_err(ocelot->dev, "Invalid sgid %u, maximum:%u\n",
+ sgid, capa.num_psfp_sgid);
+ return -EINVAL;
+ }
+ if (pol_idx > capa.psfp_fmi_max || pol_idx < capa.psfp_fmi_min) {
+ dev_err(ocelot->dev, "Invalid pol_idx %u, range:%d~%d\n",
+ pol_idx, capa.psfp_fmi_min, capa.psfp_fmi_max);
+ return -EINVAL;
+ }
+
+ ocelot_write(ocelot, ANA_TABLES_SFIDTIDX_SGID_VALID |
+ ANA_TABLES_SFIDTIDX_SGID(sgid) |
+ ((fmid != -1) ? ANA_TABLES_SFIDTIDX_POL_ENA : 0) |
+ ANA_TABLES_SFIDTIDX_POL_IDX(pol_idx) |
+ ANA_TABLES_SFIDTIDX_SFID_INDEX(sfid),
+ ANA_TABLES_SFIDTIDX);
+
+ ocelot_write(ocelot,
+ ((igr_prio >= 0) ?
+ ANA_TABLES_SFIDACCESS_IGR_PRIO_MATCH_ENA : 0) |
+ ANA_TABLES_SFIDACCESS_IGR_PRIO(igr_prio) |
+ ANA_TABLES_SFIDACCESS_MAX_SDU_LEN(max_sdu_len) |
+ ANA_TABLES_SFIDACCESS_SFID_TBL_CMD(SFIDACCESS_CMD_WRITE),
+ ANA_TABLES_SFIDACCESS);
+
+ return 0;
+}
+
+int ocelot_qci_sfi_counters_get(struct ocelot *ocelot, int port,
+ u32 index,
+ struct tsn_qci_psfp_sfi_counters *sfi_cnt)
+{
+ u32 sfid = index;
+ u32 match, not_pass, not_pass_sdu, red;
+
+ if (sfid >= capa.num_psfp_sfid) {
+ dev_err(ocelot->dev, "Invalid index %u, maximum:%u\n",
+ sfid, capa.num_psfp_sfid);
+ return -EINVAL;
+ }
+
+ ocelot_rmw(ocelot,
+ SYS_STAT_CFG_STAT_VIEW(sfid),
+ SYS_STAT_CFG_STAT_VIEW_M,
+ SYS_STAT_CFG);
+
+ match = ocelot_read_gix(ocelot, SYS_CNT, 0x200);
+ not_pass = ocelot_read_gix(ocelot, SYS_CNT, 0x201);
+ not_pass_sdu = ocelot_read_gix(ocelot, SYS_CNT, 0x202);
+ red = ocelot_read_gix(ocelot, SYS_CNT, 0x203);
+
+ sfi_cnt->matching_frames_count = match;
+ sfi_cnt->not_passing_frames_count = not_pass;
+ sfi_cnt->not_passing_sdu_count = not_pass_sdu;
+ sfi_cnt->red_frames_count = red;
+
+ sfi_cnt->passing_frames_count = match - not_pass;
+ sfi_cnt->passing_sdu_count = match - not_pass - not_pass_sdu;
+
+ return 0;
+}
+
+int ocelot_qci_max_cap_get(struct ocelot *ocelot,
+ struct tsn_qci_psfp_stream_param *stream_para)
+{
+ /* MaxStreamFilterInstances */
+ stream_para->max_sf_instance = capa.num_psfp_sfid;
+ /* MaxStreamGateInstances */
+ stream_para->max_sg_instance = capa.num_psfp_sgid;
+ /* MaxFlowMeterInstances */
+ stream_para->max_fm_instance = capa.psfp_fmi_max -
+ capa.psfp_fmi_min + 1;
+ /* SupportedListMax */
+ stream_para->supported_list_max = capa.num_sgi_gcl;
+
+ return 0;
+}
+
+static int sgi_set_glist(struct ocelot *ocelot,
+ struct tsn_qci_psfp_gcl *gcl, uint32_t num)
+{
+ u32 time_sum = 0;
+ int i;
+
+ if (num > capa.num_sgi_gcl)
+ return -EINVAL;
+
+ for (i = 0; i < num; i++) {
+ u32 val = ANA_SG_GCL_GS_CONFIG_IPS((gcl->ipv < 0) ?
+ 0 : gcl->ipv + 8);
+ val |= (gcl->gate_state ? ANA_SG_GCL_GS_CONFIG_GATE_STATE : 0);
+ ocelot_write_rix(ocelot, val, ANA_SG_GCL_GS_CONFIG, i);
+
+ time_sum += gcl->time_interval;
+ ocelot_write_rix(ocelot, time_sum, ANA_SG_GCL_TI_CONFIG, i);
+
+ gcl++;
+ }
+
+ return 0;
+}
+
+static u32 sgi_read_status(struct ocelot *ocelot)
+{
+ u32 val;
+
+ val = ocelot_read(ocelot, ANA_SG_ACCESS_CTRL);
+
+ return val;
+}
+
+int ocelot_qci_sgi_set(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_qci_psfp_sgi_conf *sgi_conf)
+{
+ struct tsn_qci_sg_control *admin_list = &sgi_conf->admin;
+ u32 sgid = index;
+ u32 list_length = sgi_conf->admin.control_list_length;
+ u32 cycle_time = sgi_conf->admin.cycle_time;
+ u32 cycle_time_ex = sgi_conf->admin.cycle_time_extension;
+ u32 l_basetime = sgi_conf->admin.base_time % 1000000000;
+ u64 h_basetime = sgi_conf->admin.base_time / 1000000000;
+ u64 cur_time;
+ u32 val;
+ int ret;
+
+ if (sgid >= capa.num_psfp_sgid) {
+ dev_err(ocelot->dev, "Invalid sgid %u, maximum:%u\n",
+ sgid, capa.num_psfp_sgid);
+ return -EINVAL;
+ }
+ if ((cycle_time < capa.sgi_ct_min ||
+ cycle_time > capa.sgi_ct_max) &&
+ sgi_conf->gate_enabled) {
+ dev_err(ocelot->dev, "Invalid cycle_time %u ns\n",
+ cycle_time);
+ return -EINVAL;
+ }
+ if (cycle_time_ex > capa.sgi_cte_max) {
+ dev_err(ocelot->dev,
+ "Invalid cycle_time_extension %u\n",
+ cycle_time_ex);
+ return -EINVAL;
+ }
+ if (list_length > capa.num_sgi_gcl) {
+ dev_err(ocelot->dev,
+ "Invalid sgi_gcl len %u, maximum:%u\n",
+ list_length, capa.num_sgi_gcl);
+ return -EINVAL;
+ }
+
+ /*configure SGID*/
+ ocelot_rmw(ocelot,
+ ANA_SG_ACCESS_CTRL_SGID(sgid),
+ ANA_SG_ACCESS_CTRL_SGID_M,
+ ANA_SG_ACCESS_CTRL);
+
+ /*Disable SG*/
+ if (!sgi_conf->gate_enabled) {
+ ocelot_rmw(ocelot,
+ ANA_SG_CONFIG_REG_3_INIT_GATE_STATE,
+ ANA_SG_CONFIG_REG_3_INIT_GATE_STATE |
+ ANA_SG_CONFIG_REG_3_GATE_ENABLE,
+ ANA_SG_CONFIG_REG_3);
+ return 0;
+ }
+
+ /*admin parameters*/
+ cur_time = ocelot_read(ocelot, PTP_CUR_SEC_MSB);
+ cur_time = cur_time << 32;
+ cur_time += ocelot_read(ocelot, PTP_CUR_SEC_LSB);
+ if (h_basetime < cur_time) {
+ h_basetime = cur_time;
+ l_basetime = ocelot_read(ocelot, PTP_CUR_NSEC);
+ }
+
+ ocelot_write(ocelot, l_basetime, ANA_SG_CONFIG_REG_1);
+ ocelot_write(ocelot, h_basetime, ANA_SG_CONFIG_REG_2);
+
+ ocelot_write(ocelot,
+ (sgi_conf->admin.init_ipv < 0 ?
+ 0 : ANA_SG_CONFIG_REG_3_IPV_VALID) |
+ ANA_SG_CONFIG_REG_3_INIT_IPV(sgi_conf->admin.init_ipv) |
+ ANA_SG_CONFIG_REG_3_GATE_ENABLE |
+ ANA_SG_CONFIG_REG_3_LIST_LENGTH(list_length) |
+ (sgi_conf->admin.gate_states > 0 ?
+ ANA_SG_CONFIG_REG_3_INIT_GATE_STATE : 0) |
+ ANA_SG_CONFIG_REG_3_BASE_TIME_SEC_MSB(h_basetime >> 32),
+ ANA_SG_CONFIG_REG_3);
+
+ ocelot_write(ocelot, cycle_time, ANA_SG_CONFIG_REG_4);
+ ocelot_write(ocelot, cycle_time_ex, ANA_SG_CONFIG_REG_5);
+
+ ret = sgi_set_glist(ocelot, admin_list->gcl, list_length);
+ if (ret < 0)
+ return ret;
+
+ /* Start configuration change */
+ ocelot_rmw(ocelot,
+ ANA_SG_ACCESS_CTRL_CONFIG_CHANGE,
+ ANA_SG_ACCESS_CTRL_CONFIG_CHANGE,
+ ANA_SG_ACCESS_CTRL);
+
+ ret = readx_poll_timeout(sgi_read_status, ocelot, val,
+ (!(ANA_SG_ACCESS_CTRL_CONFIG_CHANGE & val)),
+ 10, 100000);
+
+ return ret;
+}
+
+static int sgi_get_glist(struct ocelot *ocelot,
+ struct tsn_qci_psfp_gcl *gcl,
+ uint32_t num)
+{
+ int i;
+ u16 val;
+ u32 time = 0;
+ u32 reg;
+
+ if (num > capa.num_sgi_gcl)
+ return -EINVAL;
+
+ for (i = 0; i < num; i++) {
+ val = ocelot_read_rix(ocelot, ANA_SG_GCL_GS_CONFIG, i);
+ gcl->gate_state = (val & ANA_SG_GCL_GS_CONFIG_GATE_STATE);
+
+ if (val & ANA_SG_GCL_GS_CONFIG_IPV_VALID)
+ gcl->ipv = ANA_SG_GCL_GS_CONFIG_IPV(val);
+ else
+ gcl->ipv = -1;
+
+ reg = ocelot_read_rix(ocelot, ANA_SG_GCL_TI_CONFIG, i);
+ gcl->time_interval = (reg - time);
+ time = reg;
+
+ gcl++;
+ }
+
+ return 0;
+}
+
+int ocelot_qci_sgi_get(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_qci_psfp_sgi_conf *sgi_conf)
+{
+ struct tsn_qci_sg_control *admin = &sgi_conf->admin;
+ struct tsn_qci_psfp_gcl *glist;
+ u32 val, reg;
+ u32 list_num;
+ int ret;
+
+ if (index >= capa.num_psfp_sgid) {
+ dev_err(ocelot->dev, "Invalid sgid %u, maximum:%u\n",
+ index, capa.num_psfp_sgid);
+ return -EINVAL;
+ }
+
+ ocelot_rmw(ocelot,
+ ANA_SG_ACCESS_CTRL_SGID(index),
+ ANA_SG_ACCESS_CTRL_SGID_M,
+ ANA_SG_ACCESS_CTRL);
+
+ admin->cycle_time = ocelot_read(ocelot, ANA_SG_CONFIG_REG_4);
+ admin->cycle_time_extension =
+ ocelot_read(ocelot, ANA_SG_CONFIG_REG_5);
+
+ val = ocelot_read(ocelot, ANA_SG_CONFIG_REG_2);
+ admin->base_time = val;
+
+ reg = ocelot_read(ocelot, ANA_SG_CONFIG_REG_1);
+ val = ocelot_read(ocelot, ANA_SG_CONFIG_REG_3);
+
+ admin->base_time +=
+ ANA_SG_CONFIG_REG_3_BASE_TIME_SEC_MSB(val) << 32;
+
+ admin->base_time = admin->base_time * 1000000000 + reg;
+
+ if (val & ANA_SG_CONFIG_REG_3_IPV_VALID)
+ admin->init_ipv = ANA_SG_CONFIG_REG_3_INIT_IPV_X(val);
+ else
+ admin->init_ipv = -1;
+
+ if (val & ANA_SG_CONFIG_REG_3_GATE_ENABLE)
+ sgi_conf->gate_enabled = TRUE;
+
+ admin->control_list_length = ANA_SG_CONFIG_REG_3_LIST_LENGTH_X(val);
+
+ list_num = admin->control_list_length;
+
+ glist = kmalloc_array(list_num, sizeof(struct tsn_qci_psfp_gcl),
+ GFP_KERNEL);
+ admin->gcl = glist;
+
+ ret = sgi_get_glist(ocelot, glist, list_num);
+
+ return ret;
+}
+
+int ocelot_qci_sgi_status_get(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_psfp_sgi_status *sgi_status)
+{
+ u32 val, reg;
+
+ if (index >= capa.num_psfp_sgid) {
+ dev_err(ocelot->dev, "Invalid sgid %u, maximum:%u\n",
+ index, capa.num_psfp_sgid);
+ return -EINVAL;
+ }
+
+ ocelot_rmw(ocelot,
+ ANA_SG_ACCESS_CTRL_SGID(index),
+ ANA_SG_ACCESS_CTRL_SGID_M,
+ ANA_SG_ACCESS_CTRL);
+
+ val = ocelot_read(ocelot, ANA_SG_STATUS_REG_2);
+ sgi_status->config_change_time = val;
+
+ reg = ocelot_read(ocelot, ANA_SG_STATUS_REG_1);
+ val = ocelot_read(ocelot, ANA_SG_STATUS_REG_3);
+ sgi_status->config_change_time +=
+ ANA_SG_STATUS_REG_3_CFG_CHG_TIME_SEC_MSB(val) << 32;
+ sgi_status->config_change_time =
+ sgi_status->config_change_time * 1000000000 + reg;
+
+ if (val & ANA_SG_STATUS_REG_3_CONFIG_PENDING)
+ sgi_status->config_pending = TRUE;
+ else
+ sgi_status->config_pending = FALSE;
+
+ if (val & ANA_SG_STATUS_REG_3_GATE_STATE)
+ sgi_status->oper.gate_states = TRUE;
+ else
+ sgi_status->oper.gate_states = FALSE;
+ /*bit 3 encoding 0:IPV [0:2]is invalid . 1:IPV[0:2] is valid*/
+ if (val & ANA_SG_STATUS_REG_3_IPV_VALID)
+ sgi_status->oper.init_ipv = ANA_SG_STATUS_REG_3_IPV_X(val);
+ else
+ sgi_status->oper.init_ipv = -1;
+
+ return 0;
+}
+
+int ocelot_qci_fmi_set(struct ocelot *ocelot, int port, u32 index,
+ bool enable, struct tsn_qci_psfp_fmi *fmi)
+{
+ u32 cir = 0, cbs = 0, pir = 0, pbs = 0;
+ u32 cir_ena = 0;
+ u32 pbs_max = 0, cbs_max = 0;
+ bool cir_discard = 0, pir_discard = 0;
+
+ if (index > capa.qos_pol_max) {
+ dev_err(ocelot->dev, "Invalid pol_idx %u, maximum: %u\n",
+ index, capa.qos_pol_max);
+ return -EINVAL;
+ }
+
+ if (fmi->mark_red_enable && fmi->mark_red) {
+ fmi->eir = 0;
+ fmi->ebs = 0;
+ fmi->cir = 0;
+ fmi->cbs = 0;
+ }
+
+ pir = fmi->eir;
+ pbs = fmi->ebs;
+
+ if (!fmi->drop_on_yellow)
+ cir_ena = 1;
+
+ if (cir_ena) {
+ cir = fmi->cir;
+ cbs = fmi->cbs;
+ if (cir == 0 && cbs == 0) {
+ cir_discard = 1;
+ } else {
+ cir = DIV_ROUND_UP(cir, 100);
+ cir *= 3; /* Rate unit is 33 1/3 kbps */
+ cbs = DIV_ROUND_UP(cbs, 4096);
+ cbs = (cbs ? cbs : 1);
+ cbs_max = capa.pol_cbs_max;
+ if (fmi->cf)
+ pir += fmi->cir;
+ }
+ }
+
+ if (pir == 0 && pbs == 0) {
+ pir_discard = 1;
+ } else {
+ pir = DIV_ROUND_UP(pir, 100);
+ pir *= 3; /* Rate unit is 33 1/3 kbps */
+ pbs = DIV_ROUND_UP(pbs, 4096);
+ pbs = (pbs ? pbs : 1);
+ pbs_max = capa.pol_pbs_max;
+ }
+ pir = min_t(u32, GENMASK(15, 0), pir);
+ cir = min_t(u32, GENMASK(15, 0), cir);
+ pbs = min(pbs_max, pbs);
+ cbs = min(cbs_max, cbs);
+
+ ocelot_write_gix(ocelot, (ANA_POL_MODE_CFG_IPG_SIZE(20) |
+ ANA_POL_MODE_CFG_FRM_MODE(1) |
+ (fmi->cf ? ANA_POL_MODE_CFG_DLB_COUPLED : 0) |
+ (cir_ena ? ANA_POL_MODE_CFG_CIR_ENA : 0) |
+ ANA_POL_MODE_CFG_OVERSHOOT_ENA),
+ ANA_POL_MODE_CFG, index);
+
+ ocelot_write_gix(ocelot, ANA_POL_PIR_CFG_PIR_RATE(pir) |
+ ANA_POL_PIR_CFG_PIR_BURST(pbs),
+ ANA_POL_PIR_CFG, index);
+
+ ocelot_write_gix(ocelot,
+ (pir_discard ? GENMASK(22, 0) : 0),
+ ANA_POL_PIR_STATE, index);
+
+ ocelot_write_gix(ocelot, ANA_POL_CIR_CFG_CIR_RATE(cir) |
+ ANA_POL_CIR_CFG_CIR_BURST(cbs),
+ ANA_POL_CIR_CFG, index);
+
+ ocelot_write_gix(ocelot,
+ (cir_discard ? GENMASK(22, 0) : 0),
+ ANA_POL_CIR_STATE, index);
+
+ return 0;
+}
+
+int ocelot_qci_fmi_get(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_qci_psfp_fmi *fmi,
+ struct tsn_qci_psfp_fmi_counters *counters)
+{
+ u32 val, reg;
+
+ if (index > capa.qos_pol_max) {
+ dev_err(ocelot->dev, "Invalid pol_idx %u, maximum: %u\n",
+ index, capa.qos_pol_max);
+ return -EINVAL;
+ }
+
+ val = ocelot_read_gix(ocelot, ANA_POL_PIR_CFG, index);
+ reg = ocelot_read_gix(ocelot, ANA_POL_CIR_CFG, index);
+
+ fmi->eir = ANA_POL_PIR_CFG_PIR_RATE_X(val);
+ fmi->eir = fmi->eir * 100 / 3;
+ fmi->ebs = ANA_POL_PIR_CFG_PIR_BURST(val);
+ fmi->ebs *= 4096;
+ fmi->cir = ANA_POL_CIR_CFG_CIR_RATE_X(reg);
+ fmi->cir = fmi->cir * 100 / 3;
+ fmi->cbs = ANA_POL_CIR_CFG_CIR_BURST(reg);
+ fmi->cbs *= 4096;
+ if (!(fmi->eir | fmi->ebs | fmi->cir | fmi->cbs))
+ fmi->mark_red = TRUE;
+ else
+ fmi->mark_red = FALSE;
+
+ val = ocelot_read_gix(ocelot, ANA_POL_MODE_CFG, index);
+ if (val & ANA_POL_MODE_CFG_DLB_COUPLED)
+ fmi->cf = TRUE;
+ else
+ fmi->cf = FALSE;
+ if (val & ANA_POL_MODE_CFG_CIR_ENA)
+ fmi->drop_on_yellow = FALSE;
+ else
+ fmi->drop_on_yellow = TRUE;
+
+ return 0;
+}
+
+int ocelot_seq_gen_set(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_seq_gen_conf *sg_conf)
+{
+ u8 iport_mask = sg_conf->iport_mask;
+ u8 split_mask = sg_conf->split_mask;
+ u8 seq_len = sg_conf->seq_len;
+ u32 seq_num = sg_conf->seq_num;
+
+ if (index >= capa.num_frer_ssid) {
+ dev_err(ocelot->dev, "Invalid SSID %u, maximum:%u\n",
+ index, capa.num_frer_ssid - 1);
+ return -EINVAL;
+ }
+ if (seq_len < capa.frer_seq_len_min ||
+ seq_len > capa.frer_seq_len_max) {
+ dev_err(ocelot->dev,
+ "Invalid seq_space_bits num %u,range:%d~%d\n",
+ seq_len,
+ capa.frer_seq_len_min,
+ capa.frer_seq_len_max);
+ return -EINVAL;
+ }
+
+ streamid_multi_forward_set(ocelot,
+ streamhandle_map[index],
+ split_mask);
+
+ ocelot_write(ocelot,
+ ANA_TABLES_SEQ_MASK_SPLIT_MASK(split_mask) |
+ ANA_TABLES_SEQ_MASK_INPUT_PORT_MASK(iport_mask),
+ ANA_TABLES_SEQ_MASK);
+
+ ocelot_write(ocelot,
+ ANA_TABLES_STREAMTIDX_S_INDEX(index) |
+ ANA_TABLES_STREAMTIDX_STREAM_SPLIT |
+ ANA_TABLES_STREAMTIDX_SEQ_SPACE_LOG2(seq_len),
+ ANA_TABLES_STREAMTIDX);
+
+ ocelot_write(ocelot,
+ ANA_TABLES_STREAMACCESS_GEN_REC_SEQ_NUM(seq_num) |
+ ANA_TABLES_STREAMACCESS_SEQ_GEN_REC_ENA |
+ ANA_TABLES_STREAMACCESS_STREAM_TBL_CMD(SFIDACCESS_CMD_WRITE),
+ ANA_TABLES_STREAMACCESS);
+
+ return 0;
+}
+
+int ocelot_seq_rec_set(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_seq_rec_conf *sr_conf)
+{
+ u8 seq_len = sr_conf->seq_len;
+ u8 hislen = sr_conf->his_len;
+
+ if (index >= capa.num_frer_ssid) {
+ dev_err(ocelot->dev, "Invalid SSID %u, maximum:%u\n",
+ index, capa.num_frer_ssid - 1);
+ return -EINVAL;
+ }
+ if (seq_len < capa.frer_seq_len_min ||
+ seq_len > capa.frer_seq_len_max) {
+ dev_err(ocelot->dev,
+ "Invalid seq_space_bits num %u,range:%d~%d\n",
+ seq_len,
+ capa.frer_seq_len_min,
+ capa.frer_seq_len_max);
+ return -EINVAL;
+ }
+ if (hislen < capa.frer_his_len_min ||
+ hislen > capa.frer_his_len_max) {
+ dev_err(ocelot->dev,
+ "Invalid history_bits num %u,range:%d~%d\n",
+ hislen,
+ capa.frer_his_len_min,
+ capa.frer_his_len_max);
+ return -EINVAL;
+ }
+
+ ocelot_write(ocelot,
+ ANA_TABLES_STREAMTIDX_S_INDEX(index) |
+ ANA_TABLES_STREAMTIDX_FORCE_SF_BEHAVIOUR |
+ ANA_TABLES_STREAMTIDX_SEQ_HISTORY_LEN(hislen) |
+ ANA_TABLES_STREAMTIDX_RESET_ON_ROGUE |
+ (sr_conf->rtag_pop_en ?
+ ANA_TABLES_STREAMTIDX_REDTAG_POP : 0) |
+ ANA_TABLES_STREAMTIDX_SEQ_SPACE_LOG2(seq_len),
+ ANA_TABLES_STREAMTIDX);
+
+ ocelot_write(ocelot,
+ ANA_TABLES_STREAMACCESS_SEQ_GEN_REC_ENA |
+ ANA_TABLES_STREAMACCESS_GEN_REC_TYPE |
+ ANA_TABLES_STREAMACCESS_STREAM_TBL_CMD(SFIDACCESS_CMD_WRITE),
+ ANA_TABLES_STREAMACCESS);
+
+ return 0;
+}
+
+int ocelot_cb_get(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_cb_status *c)
+{
+ u32 val;
+
+ if (index >= capa.num_frer_ssid) {
+ dev_err(ocelot->dev, "Invalid SSID %u, maximum:%u\n",
+ index, capa.num_frer_ssid - 1);
+ return -EINVAL;
+ }
+
+ ocelot_write(ocelot,
+ ANA_TABLES_STREAMTIDX_S_INDEX(index),
+ ANA_TABLES_STREAMTIDX);
+
+ ocelot_write(ocelot,
+ ANA_TABLES_STREAMACCESS_STREAM_TBL_CMD(SFIDACCESS_CMD_READ),
+ ANA_TABLES_STREAMACCESS);
+
+ val = ocelot_read(ocelot, ANA_TABLES_STREAMACCESS);
+ c->gen_rec = (ANA_TABLES_STREAMACCESS_GEN_REC_TYPE & val) >> 2;
+ c->seq_num = ANA_TABLES_STREAMACCESS_GEN_REC_SEQ_NUM_X(val);
+
+ val = ocelot_read(ocelot, ANA_TABLES_STREAMTIDX);
+ c->err = ANA_TABLES_STREAMTIDX_SEQ_GEN_ERR_STATUS_X(val);
+ c->his_len = ANA_TABLES_STREAMTIDX_SEQ_HISTORY_LEN_X(val);
+ c->seq_len = ANA_TABLES_STREAMTIDX_SEQ_SPACE_LOG2(val);
+
+ val = ocelot_read(ocelot, ANA_TABLES_SEQ_MASK);
+ c->split_mask = ANA_TABLES_SEQ_MASK_SPLIT_MASK_X(val);
+ c->iport_mask = ANA_TABLES_SEQ_MASK_INPUT_PORT_MASK(val);
+
+ c->seq_his = ocelot_read(ocelot, ANA_TABLES_SEQ_HISTORY);
+
+ return 0;
+}
+
+int ocelot_pcp_map_enable(struct ocelot *ocelot, u8 port)
+{
+ int i;
+
+ ocelot_rmw_gix(ocelot,
+ ANA_PORT_QOS_CFG_QOS_PCP_ENA,
+ ANA_PORT_QOS_CFG_QOS_PCP_ENA,
+ ANA_PORT_QOS_CFG,
+ port);
+
+ for (i = 0; i < NUM_MSCC_QOS_PRIO * 2; i++) {
+ ocelot_rmw_ix(ocelot,
+ (ANA_PORT_PCP_DEI_MAP_DP_PCP_DEI_VAL & i) |
+ ANA_PORT_PCP_DEI_MAP_QOS_PCP_DEI_VAL(i),
+ ANA_PORT_PCP_DEI_MAP_DP_PCP_DEI_VAL |
+ ANA_PORT_PCP_DEI_MAP_QOS_PCP_DEI_VAL_M,
+ ANA_PORT_PCP_DEI_MAP,
+ port, i);
+ }
+
+ return 0;
+}
+
+int ocelot_rtag_parse_enable(struct ocelot *ocelot, u8 port)
+{
+ ocelot_rmw_rix(ocelot,
+ ANA_PORT_MODE_REDTAG_PARSE_CFG,
+ ANA_PORT_MODE_REDTAG_PARSE_CFG,
+ ANA_PORT_MODE,
+ port);
+
+ return 0;
+}
+
+int ocelot_dscp_set(struct ocelot *ocelot, int port,
+ bool enable, const u8 dscp_ix,
+ struct tsn_qos_switch_dscp_conf *c)
+{
+ u32 val, ri = dscp_ix;
+
+ c->dscp = 0;
+ c->trust = 1;
+ c->remark = 0;
+
+ if (dscp_ix > capa.qos_dscp_max) {
+ dev_err(ocelot->dev, "Invalid dscp_ix %u\n", dscp_ix);
+ return -EINVAL;
+ }
+ if (c->cos > capa.qos_cos_max) {
+ dev_err(ocelot->dev, "Invalid cos %d\n", c->cos);
+ return -EINVAL;
+ }
+ if (c->dpl > capa.qos_dp_max) {
+ dev_err(ocelot->dev, "Invalid dpl %d\n", c->dpl);
+ return -EINVAL;
+ }
+
+ ocelot_rmw_gix(ocelot,
+ (enable ? ANA_PORT_QOS_CFG_QOS_DSCP_ENA : 0) |
+ (c->dscp ? ANA_PORT_QOS_CFG_DSCP_TRANSLATE_ENA : 0),
+ ANA_PORT_QOS_CFG_QOS_DSCP_ENA |
+ ANA_PORT_QOS_CFG_DSCP_TRANSLATE_ENA,
+ ANA_PORT_QOS_CFG,
+ port);
+
+ val = (c->dpl ? ANA_DSCP_CFG_DP_DSCP_VAL : 0) |
+ ANA_DSCP_CFG_QOS_DSCP_VAL(c->cos) |
+ ANA_DSCP_CFG_DSCP_TRANSLATE_VAL(c->dscp) |
+ (c->trust ? ANA_DSCP_CFG_DSCP_TRUST_ENA : 0) |
+ (c->remark ? ANA_DSCP_CFG_DSCP_REWR_ENA : 0);
+
+ ocelot_write_rix(ocelot, val, ANA_DSCP_CFG, ri);
+
+ return 0;
+}
--- /dev/null
+++ b/drivers/net/ethernet/mscc/ocelot_tsn.h
@@ -0,0 +1,51 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR MIT)
+ *
+ * TSN_SWITCH driver
+ *
+ * Copyright 2018-2019 NXP
+ */
+
+#ifndef _MSCC_OCELOT_SWITCH_TSN_H_
+#define _MSCC_OCELOT_SWITCH_TSN_H_
+
+#define TRUE 1
+#define FALSE 0
+
+struct mscc_switch_capa {
+ u8 num_tas_gcl; /* Number of TAS Gate Control Lists */
+ u32 tas_ct_min; /* Minimum supported TAS CycleTime in nS */
+ u32 tas_ct_max; /* Maximum supported TAS CycleTime in nS */
+ u32 tas_cte_max; /* Maximum supported TAS CycleTimeExtension in nS
+ */
+ u32 tas_it_max;
+ u32 tas_it_min;
+ u8 num_hsch;
+ u8 num_psfp_sfid;
+ u8 num_frer_ssid;
+ u8 num_psfp_sgid;
+ u16 psfp_fmi_max;
+ u16 psfp_fmi_min;
+ u8 num_sgi_gcl;
+ u32 sgi_ct_min;
+ u32 sgi_ct_max;
+ u32 sgi_cte_max;
+ u16 qos_pol_max;
+ u8 pol_cbs_max;
+ u8 pol_pbs_max;
+ u8 frer_seq_len_min;
+ u8 frer_seq_len_max;
+ u8 frer_his_len_min;
+ u8 frer_his_len_max;
+ u8 qos_dscp_max;
+ u8 qos_cos_max;
+ u8 qos_dp_max;
+};
+
+static inline void ocelot_port_rmwl(struct ocelot_port *port, u32 val,
+ u32 mask, u32 reg)
+{
+ u32 cur = ocelot_port_readl(port, reg);
+
+ ocelot_port_writel(port, (cur & (~mask)) | val, reg);
+}
+#endif
--- a/include/soc/mscc/ocelot.h
+++ b/include/soc/mscc/ocelot.h
@@ -10,6 +10,7 @@
#include <linux/if_vlan.h>
#include <linux/regmap.h>
#include <net/dsa.h>
+#include <net/tsn.h>
#define IFH_INJ_BYPASS BIT(31)
#define IFH_INJ_POP_CNT_DISABLE (3 << 28)
@@ -328,6 +329,10 @@ enum ocelot_reg {
PTP_CFG_MISC,
PTP_CLK_CFG_ADJ_CFG,
PTP_CLK_CFG_ADJ_FREQ,
+ PTP_CUR_NSF,
+ PTP_CUR_NSEC,
+ PTP_CUR_SEC_LSB,
+ PTP_CUR_SEC_MSB,
GCB_SOFT_RST = GCB << TARGET_OFFSET,
};
@@ -539,5 +544,50 @@ int ocelot_ptp_gettime64(struct ptp_cloc
int ocelot_port_add_txtstamp_skb(struct ocelot_port *ocelot_port,
struct sk_buff *skb);
void ocelot_get_txtstamp(struct ocelot *ocelot);
-
+int ocelot_qbv_set(struct ocelot *ocelot, int port_id,
+ struct tsn_qbv_conf *shaper_config);
+int ocelot_qbv_get(struct ocelot *ocelot, int port_id,
+ struct tsn_qbv_conf *shaper_config);
+int ocelot_qbv_get_status(struct ocelot *ocelot, int port_id,
+ struct tsn_qbv_status *qbvstatus);
+int ocelot_cut_thru_set(struct ocelot *ocelot, int port_id, u8 cut_thru);
+int ocelot_cbs_set(struct ocelot *ocelot, int port, u8 tc, u8 bw);
+int ocelot_cbs_get(struct ocelot *ocelot, int port, u8 tc);
+int ocelot_qbu_set(struct ocelot *ocelot, int port, u8 preemptible);
+int ocelot_qbu_get(struct ocelot *ocelot, int port,
+ struct tsn_preempt_status *c);
+int ocelot_cb_streamid_get(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_cb_streamid *streamid);
+int ocelot_cb_streamid_set(struct ocelot *ocelot, int port, u32 index,
+ bool enable, struct tsn_cb_streamid *streamid);
+int ocelot_qci_sfi_get(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_qci_psfp_sfi_conf *sfi);
+int ocelot_qci_sfi_set(struct ocelot *ocelot, int port, u32 index,
+ bool enable, struct tsn_qci_psfp_sfi_conf *sfi);
+int ocelot_qci_sfi_counters_get(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_qci_psfp_sfi_counters *sfi_counters);
+int ocelot_qci_max_cap_get(struct ocelot *ocelot,
+ struct tsn_qci_psfp_stream_param *stream_para);
+int ocelot_qci_sgi_set(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_qci_psfp_sgi_conf *sgi_conf);
+int ocelot_qci_sgi_get(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_qci_psfp_sgi_conf *sgi_conf);
+int ocelot_qci_sgi_status_get(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_psfp_sgi_status *sgi_status);
+int ocelot_qci_fmi_set(struct ocelot *ocelot, int port, u32 index,
+ bool enable, struct tsn_qci_psfp_fmi *fmi);
+int ocelot_qci_fmi_get(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_qci_psfp_fmi *fmi,
+ struct tsn_qci_psfp_fmi_counters *counters);
+int ocelot_seq_gen_set(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_seq_gen_conf *sg_conf);
+int ocelot_seq_rec_set(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_seq_rec_conf *sr_conf);
+int ocelot_cb_get(struct ocelot *ocelot, int port, u32 index,
+ struct tsn_cb_status *c);
+int ocelot_pcp_map_enable(struct ocelot *ocelot, u8 port);
+int ocelot_rtag_parse_enable(struct ocelot *ocelot, u8 port);
+int ocelot_dscp_set(struct ocelot *ocelot, int port,
+ bool enable, const u8 dscp_ix,
+ struct tsn_qos_switch_dscp_conf *c);
#endif
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