897 lines
23 KiB
Diff
897 lines
23 KiB
Diff
From cf5a08f1f16913da8bb24a96afaa2969b29d0827 Mon Sep 17 00:00:00 2001
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From: John Crispin <blogic@openwrt.org>
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Date: Mon, 14 Dec 2015 22:25:57 +0100
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Subject: [PATCH 513/513] net: mediatek: add swconfig driver for gsw_mt762x
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Signed-off-by: John Crispin <blogic@openwrt.org>
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---
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drivers/net/ethernet/mediatek/Makefile | 4 +-
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drivers/net/ethernet/mediatek/mt7530.c | 804 +++++++++++++++++++++++++++
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drivers/net/ethernet/mediatek/mt7530.h | 20 +
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drivers/net/ethernet/mediatek/mtk_eth_soc.c | 9 +-
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drivers/net/ethernet/mediatek/mtk_eth_soc.h | 1 +
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drivers/net/ethernet/mediatek/soc_mt7620.c | 1 +
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6 files changed, 835 insertions(+), 4 deletions(-)
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create mode 100644 drivers/net/ethernet/mediatek/mt7530.c
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create mode 100644 drivers/net/ethernet/mediatek/mt7530.h
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--- a/drivers/net/ethernet/mediatek/Makefile
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+++ b/drivers/net/ethernet/mediatek/Makefile
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@@ -15,6 +15,6 @@ mtk-eth-soc-$(CONFIG_NET_MEDIATEK_MT7620
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mtk-eth-soc-$(CONFIG_NET_MEDIATEK_MT7621) += soc_mt7621.o
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obj-$(CONFIG_NET_MEDIATEK_ESW_RT3050) += esw_rt3050.o
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-obj-$(CONFIG_NET_MEDIATEK_GSW_MT7620) += gsw_mt7620.o
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-obj-$(CONFIG_NET_MEDIATEK_GSW_MT7621) += gsw_mt7621.o
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+obj-$(CONFIG_NET_MEDIATEK_GSW_MT7620) += gsw_mt7620.o mt7530.o
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+obj-$(CONFIG_NET_MEDIATEK_GSW_MT7621) += gsw_mt7621.o mt7530.o
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obj-$(CONFIG_NET_MEDIATEK_SOC) += mtk-eth-soc.o
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--- /dev/null
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+++ b/drivers/net/ethernet/mediatek/mt7530.c
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@@ -0,0 +1,804 @@
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+/*
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+ * This program is free software; you can redistribute it and/or
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+ * modify it under the terms of the GNU General Public License
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+ * as published by the Free Software Foundation; either version 2
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+ * of the License, or (at your option) any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU General Public License for more details.
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+ *
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+ * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
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+ */
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+
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+#include <linux/if.h>
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+#include <linux/module.h>
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+#include <linux/init.h>
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+#include <linux/list.h>
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+#include <linux/if_ether.h>
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+#include <linux/skbuff.h>
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+#include <linux/netdevice.h>
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+#include <linux/netlink.h>
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+#include <linux/bitops.h>
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+#include <net/genetlink.h>
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+#include <linux/switch.h>
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+#include <linux/delay.h>
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+#include <linux/phy.h>
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+#include <linux/netdevice.h>
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+#include <linux/etherdevice.h>
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+#include <linux/lockdep.h>
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+#include <linux/workqueue.h>
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+#include <linux/of_device.h>
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+
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+#include "mt7530.h"
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+
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+#define MT7530_CPU_PORT 6
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+#define MT7530_NUM_PORTS 8
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+#define MT7530_NUM_VLANS 16
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+#define MT7530_MAX_VID 4095
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+#define MT7530_MIN_VID 0
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+
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+/* registers */
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+#define REG_ESW_VLAN_VTCR 0x90
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+#define REG_ESW_VLAN_VAWD1 0x94
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+#define REG_ESW_VLAN_VAWD2 0x98
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+#define REG_ESW_VLAN_VTIM(x) (0x100 + 4 * ((x) / 2))
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+
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+#define REG_ESW_VLAN_VAWD1_IVL_MAC BIT(30)
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+#define REG_ESW_VLAN_VAWD1_VTAG_EN BIT(28)
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+#define REG_ESW_VLAN_VAWD1_VALID BIT(0)
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+
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+/* vlan egress mode */
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+enum {
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+ ETAG_CTRL_UNTAG = 0,
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+ ETAG_CTRL_TAG = 2,
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+ ETAG_CTRL_SWAP = 1,
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+ ETAG_CTRL_STACK = 3,
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+};
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+
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+#define REG_ESW_PORT_PCR(x) (0x2004 | ((x) << 8))
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+#define REG_ESW_PORT_PVC(x) (0x2010 | ((x) << 8))
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+#define REG_ESW_PORT_PPBV1(x) (0x2014 | ((x) << 8))
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+
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+#define REG_HWTRAP 0x7804
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+
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+#define MIB_DESC(_s , _o, _n) \
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+ { \
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+ .size = (_s), \
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+ .offset = (_o), \
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+ .name = (_n), \
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+ }
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+
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+struct mt7xxx_mib_desc {
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+ unsigned int size;
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+ unsigned int offset;
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+ const char *name;
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+};
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+
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+#define MT7621_MIB_COUNTER_BASE 0x4000
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+#define MT7621_MIB_COUNTER_PORT_OFFSET 0x100
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+#define MT7621_STATS_TDPC 0x00
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+#define MT7621_STATS_TCRC 0x04
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+#define MT7621_STATS_TUPC 0x08
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+#define MT7621_STATS_TMPC 0x0C
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+#define MT7621_STATS_TBPC 0x10
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+#define MT7621_STATS_TCEC 0x14
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+#define MT7621_STATS_TSCEC 0x18
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+#define MT7621_STATS_TMCEC 0x1C
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+#define MT7621_STATS_TDEC 0x20
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+#define MT7621_STATS_TLCEC 0x24
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+#define MT7621_STATS_TXCEC 0x28
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+#define MT7621_STATS_TPPC 0x2C
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+#define MT7621_STATS_TL64PC 0x30
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+#define MT7621_STATS_TL65PC 0x34
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+#define MT7621_STATS_TL128PC 0x38
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+#define MT7621_STATS_TL256PC 0x3C
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+#define MT7621_STATS_TL512PC 0x40
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+#define MT7621_STATS_TL1024PC 0x44
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+#define MT7621_STATS_TOC 0x48
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+#define MT7621_STATS_RDPC 0x60
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+#define MT7621_STATS_RFPC 0x64
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+#define MT7621_STATS_RUPC 0x68
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+#define MT7621_STATS_RMPC 0x6C
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+#define MT7621_STATS_RBPC 0x70
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+#define MT7621_STATS_RAEPC 0x74
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+#define MT7621_STATS_RCEPC 0x78
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+#define MT7621_STATS_RUSPC 0x7C
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+#define MT7621_STATS_RFEPC 0x80
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+#define MT7621_STATS_ROSPC 0x84
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+#define MT7621_STATS_RJEPC 0x88
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+#define MT7621_STATS_RPPC 0x8C
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+#define MT7621_STATS_RL64PC 0x90
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+#define MT7621_STATS_RL65PC 0x94
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+#define MT7621_STATS_RL128PC 0x98
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+#define MT7621_STATS_RL256PC 0x9C
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+#define MT7621_STATS_RL512PC 0xA0
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+#define MT7621_STATS_RL1024PC 0xA4
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+#define MT7621_STATS_ROC 0xA8
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+#define MT7621_STATS_RDPC_CTRL 0xB0
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+#define MT7621_STATS_RDPC_ING 0xB4
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+#define MT7621_STATS_RDPC_ARL 0xB8
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+
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+static const struct mt7xxx_mib_desc mt7621_mibs[] = {
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+ MIB_DESC(1, MT7621_STATS_TDPC, "TxDrop"),
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+ MIB_DESC(1, MT7621_STATS_TCRC, "TxCRC"),
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+ MIB_DESC(1, MT7621_STATS_TUPC, "TxUni"),
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+ MIB_DESC(1, MT7621_STATS_TMPC, "TxMulti"),
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+ MIB_DESC(1, MT7621_STATS_TBPC, "TxBroad"),
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+ MIB_DESC(1, MT7621_STATS_TCEC, "TxCollision"),
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+ MIB_DESC(1, MT7621_STATS_TSCEC, "TxSingleCol"),
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+ MIB_DESC(1, MT7621_STATS_TMCEC, "TxMultiCol"),
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+ MIB_DESC(1, MT7621_STATS_TDEC, "TxDefer"),
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+ MIB_DESC(1, MT7621_STATS_TLCEC, "TxLateCol"),
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+ MIB_DESC(1, MT7621_STATS_TXCEC, "TxExcCol"),
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+ MIB_DESC(1, MT7621_STATS_TPPC, "TxPause"),
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+ MIB_DESC(1, MT7621_STATS_TL64PC, "Tx64Byte"),
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+ MIB_DESC(1, MT7621_STATS_TL65PC, "Tx65Byte"),
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+ MIB_DESC(1, MT7621_STATS_TL128PC, "Tx128Byte"),
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+ MIB_DESC(1, MT7621_STATS_TL256PC, "Tx256Byte"),
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+ MIB_DESC(1, MT7621_STATS_TL512PC, "Tx512Byte"),
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+ MIB_DESC(1, MT7621_STATS_TL1024PC, "Tx1024Byte"),
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+ MIB_DESC(2, MT7621_STATS_TOC, "TxByte"),
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+ MIB_DESC(1, MT7621_STATS_RDPC, "RxDrop"),
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+ MIB_DESC(1, MT7621_STATS_RFPC, "RxFiltered"),
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+ MIB_DESC(1, MT7621_STATS_RUPC, "RxUni"),
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+ MIB_DESC(1, MT7621_STATS_RMPC, "RxMulti"),
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+ MIB_DESC(1, MT7621_STATS_RBPC, "RxBroad"),
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+ MIB_DESC(1, MT7621_STATS_RAEPC, "RxAlignErr"),
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+ MIB_DESC(1, MT7621_STATS_RCEPC, "RxCRC"),
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+ MIB_DESC(1, MT7621_STATS_RUSPC, "RxUnderSize"),
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+ MIB_DESC(1, MT7621_STATS_RFEPC, "RxFragment"),
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+ MIB_DESC(1, MT7621_STATS_ROSPC, "RxOverSize"),
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+ MIB_DESC(1, MT7621_STATS_RJEPC, "RxJabber"),
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+ MIB_DESC(1, MT7621_STATS_RPPC, "RxPause"),
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+ MIB_DESC(1, MT7621_STATS_RL64PC, "Rx64Byte"),
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+ MIB_DESC(1, MT7621_STATS_RL65PC, "Rx65Byte"),
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+ MIB_DESC(1, MT7621_STATS_RL128PC, "Rx128Byte"),
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+ MIB_DESC(1, MT7621_STATS_RL256PC, "Rx256Byte"),
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+ MIB_DESC(1, MT7621_STATS_RL512PC, "Rx512Byte"),
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+ MIB_DESC(1, MT7621_STATS_RL1024PC, "Rx1024Byte"),
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+ MIB_DESC(2, MT7621_STATS_ROC, "RxByte"),
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+ MIB_DESC(1, MT7621_STATS_RDPC_CTRL, "RxCtrlDrop"),
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+ MIB_DESC(1, MT7621_STATS_RDPC_ING, "RxIngDrop"),
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+ MIB_DESC(1, MT7621_STATS_RDPC_ARL, "RxARLDrop")
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+};
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+
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+enum {
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+ /* Global attributes. */
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+ MT7530_ATTR_ENABLE_VLAN,
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+};
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+
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+struct mt7530_port_entry {
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+ u16 pvid;
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+};
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+
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+struct mt7530_vlan_entry {
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+ u16 vid;
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+ u8 member;
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+ u8 etags;
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+};
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+
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+struct mt7530_priv {
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+ void __iomem *base;
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+ struct mii_bus *bus;
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+ struct switch_dev swdev;
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+
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+ bool global_vlan_enable;
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+ struct mt7530_vlan_entry vlan_entries[MT7530_NUM_VLANS];
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+ struct mt7530_port_entry port_entries[MT7530_NUM_PORTS];
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+};
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+
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+struct mt7530_mapping {
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+ char *name;
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+ u16 pvids[MT7530_NUM_PORTS];
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+ u8 members[MT7530_NUM_VLANS];
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+ u8 etags[MT7530_NUM_VLANS];
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+ u16 vids[MT7530_NUM_VLANS];
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+} mt7530_defaults[] = {
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+ {
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+ .name = "llllw",
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+ .pvids = { 1, 1, 1, 1, 2, 1, 1 },
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+ .members = { 0, 0x6f, 0x50 },
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+ .etags = { 0, 0x40, 0x40 },
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+ .vids = { 0, 1, 2 },
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+ }, {
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+ .name = "wllll",
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+ .pvids = { 2, 1, 1, 1, 1, 1, 1 },
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+ .members = { 0, 0x7e, 0x41 },
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+ .etags = { 0, 0x40, 0x40 },
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+ .vids = { 0, 1, 2 },
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+ },
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+};
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+
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+struct mt7530_mapping*
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+mt7530_find_mapping(struct device_node *np)
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+{
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+ const char *map;
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+ int i;
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+
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+ if (of_property_read_string(np, "mediatek,portmap", &map))
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+ return NULL;
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+
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+ for (i = 0; i < ARRAY_SIZE(mt7530_defaults); i++)
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+ if (!strcmp(map, mt7530_defaults[i].name))
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+ return &mt7530_defaults[i];
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+
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+ return NULL;
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+}
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+
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+static void
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+mt7530_apply_mapping(struct mt7530_priv *mt7530, struct mt7530_mapping *map)
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+{
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+ int i = 0;
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+
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+ for (i = 0; i < MT7530_NUM_PORTS; i++)
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+ mt7530->port_entries[i].pvid = map->pvids[i];
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+
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+ for (i = 0; i < MT7530_NUM_VLANS; i++) {
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+ mt7530->vlan_entries[i].member = map->members[i];
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+ mt7530->vlan_entries[i].etags = map->etags[i];
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+ mt7530->vlan_entries[i].vid = map->vids[i];
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+ }
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+}
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+
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+static int
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+mt7530_reset_switch(struct switch_dev *dev)
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+{
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+ struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
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+ int i;
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+
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+ memset(priv->port_entries, 0, sizeof(priv->port_entries));
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+ memset(priv->vlan_entries, 0, sizeof(priv->vlan_entries));
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+
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+ /* set default vid of each vlan to the same number of vlan, so the vid
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+ * won't need be set explicitly.
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+ */
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+ for (i = 0; i < MT7530_NUM_VLANS; i++) {
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+ priv->vlan_entries[i].vid = i;
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+ }
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+
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+ return 0;
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+}
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+
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+static int
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+mt7530_get_vlan_enable(struct switch_dev *dev,
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+ const struct switch_attr *attr,
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+ struct switch_val *val)
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+{
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+ struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
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+
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+ val->value.i = priv->global_vlan_enable;
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+
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+ return 0;
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+}
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+
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+static int
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+mt7530_set_vlan_enable(struct switch_dev *dev,
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+ const struct switch_attr *attr,
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+ struct switch_val *val)
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+{
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+ struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
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+
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+ priv->global_vlan_enable = val->value.i != 0;
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+
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+ return 0;
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+}
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+
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+static u32
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+mt7530_r32(struct mt7530_priv *priv, u32 reg)
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+{
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+ u32 val;
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+ if (priv->bus) {
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+ u16 high, low;
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+
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+ mdiobus_write(priv->bus, 0x1f, 0x1f, (reg >> 6) & 0x3ff);
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+ low = mdiobus_read(priv->bus, 0x1f, (reg >> 2) & 0xf);
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+ high = mdiobus_read(priv->bus, 0x1f, 0x10);
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+
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+ return (high << 16) | (low & 0xffff);
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+ }
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+
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+ val = ioread32(priv->base + reg);
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+ pr_debug("MT7530 MDIO Read [%04x]=%08x\n", reg, val);
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+
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+ return val;
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+}
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+
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+static void
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+mt7530_w32(struct mt7530_priv *priv, u32 reg, u32 val)
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+{
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+ if (priv->bus) {
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+ mdiobus_write(priv->bus, 0x1f, 0x1f, (reg >> 6) & 0x3ff);
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+ mdiobus_write(priv->bus, 0x1f, (reg >> 2) & 0xf, val & 0xffff);
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+ mdiobus_write(priv->bus, 0x1f, 0x10, val >> 16);
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+ return;
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+ }
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+
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+ pr_debug("MT7530 MDIO Write[%04x]=%08x\n", reg, val);
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+ iowrite32(val, priv->base + reg);
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+}
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+
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+static void
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+mt7530_vtcr(struct mt7530_priv *priv, u32 cmd, u32 val)
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+{
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+ int i;
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+
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+ mt7530_w32(priv, REG_ESW_VLAN_VTCR, BIT(31) | (cmd << 12) | val);
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+
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+ for (i = 0; i < 20; i++) {
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+ u32 val = mt7530_r32(priv, REG_ESW_VLAN_VTCR);
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+
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+ if ((val & BIT(31)) == 0)
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+ break;
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+
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+ udelay(1000);
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+ }
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+ if (i == 20)
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+ printk("mt7530: vtcr timeout\n");
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+}
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+
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+static int
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+mt7530_get_port_pvid(struct switch_dev *dev, int port, int *val)
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+{
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+ struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
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+
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+ if (port >= MT7530_NUM_PORTS)
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+ return -EINVAL;
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+
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+ *val = mt7530_r32(priv, REG_ESW_PORT_PPBV1(port));
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+ *val &= 0xfff;
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+
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+ return 0;
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+}
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+
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+static int
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+mt7530_set_port_pvid(struct switch_dev *dev, int port, int pvid)
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+{
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+ struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
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+
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+ if (port >= MT7530_NUM_PORTS)
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+ return -EINVAL;
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+
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+ if (pvid < MT7530_MIN_VID || pvid > MT7530_MAX_VID)
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+ return -EINVAL;
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+
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+ priv->port_entries[port].pvid = pvid;
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+
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+ return 0;
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+}
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+
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+static int
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+mt7530_get_vlan_ports(struct switch_dev *dev, struct switch_val *val)
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+{
|
|
+ struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
|
|
+ u32 member;
|
|
+ u32 etags;
|
|
+ int i;
|
|
+
|
|
+ val->len = 0;
|
|
+
|
|
+ if (val->port_vlan < 0 || val->port_vlan >= MT7530_NUM_VLANS)
|
|
+ return -EINVAL;
|
|
+
|
|
+ mt7530_vtcr(priv, 0, val->port_vlan);
|
|
+
|
|
+ member = mt7530_r32(priv, REG_ESW_VLAN_VAWD1);
|
|
+ member >>= 16;
|
|
+ member &= 0xff;
|
|
+
|
|
+ etags = mt7530_r32(priv, REG_ESW_VLAN_VAWD2);
|
|
+
|
|
+ for (i = 0; i < MT7530_NUM_PORTS; i++) {
|
|
+ struct switch_port *p;
|
|
+ int etag;
|
|
+
|
|
+ if (!(member & BIT(i)))
|
|
+ continue;
|
|
+
|
|
+ p = &val->value.ports[val->len++];
|
|
+ p->id = i;
|
|
+
|
|
+ etag = (etags >> (i * 2)) & 0x3;
|
|
+
|
|
+ if (etag == ETAG_CTRL_TAG)
|
|
+ p->flags |= BIT(SWITCH_PORT_FLAG_TAGGED);
|
|
+ else if (etag != ETAG_CTRL_UNTAG)
|
|
+ printk("vlan egress tag control neither untag nor tag.\n");
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int
|
|
+mt7530_set_vlan_ports(struct switch_dev *dev, struct switch_val *val)
|
|
+{
|
|
+ struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
|
|
+ u8 member = 0;
|
|
+ u8 etags = 0;
|
|
+ int i;
|
|
+
|
|
+ if (val->port_vlan < 0 || val->port_vlan >= MT7530_NUM_VLANS ||
|
|
+ val->len > MT7530_NUM_PORTS)
|
|
+ return -EINVAL;
|
|
+
|
|
+ for (i = 0; i < val->len; i++) {
|
|
+ struct switch_port *p = &val->value.ports[i];
|
|
+
|
|
+ if (p->id >= MT7530_NUM_PORTS)
|
|
+ return -EINVAL;
|
|
+
|
|
+ member |= BIT(p->id);
|
|
+
|
|
+ if (p->flags & BIT(SWITCH_PORT_FLAG_TAGGED))
|
|
+ etags |= BIT(p->id);
|
|
+ }
|
|
+ priv->vlan_entries[val->port_vlan].member = member;
|
|
+ priv->vlan_entries[val->port_vlan].etags = etags;
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int
|
|
+mt7530_set_vid(struct switch_dev *dev, const struct switch_attr *attr,
|
|
+ struct switch_val *val)
|
|
+{
|
|
+ struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
|
|
+ int vlan;
|
|
+ u16 vid;
|
|
+
|
|
+ vlan = val->port_vlan;
|
|
+ vid = (u16)val->value.i;
|
|
+
|
|
+ if (vlan < 0 || vlan >= MT7530_NUM_VLANS)
|
|
+ return -EINVAL;
|
|
+
|
|
+ if (vid < MT7530_MIN_VID || vid > MT7530_MAX_VID)
|
|
+ return -EINVAL;
|
|
+
|
|
+ priv->vlan_entries[vlan].vid = vid;
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int
|
|
+mt7530_get_vid(struct switch_dev *dev, const struct switch_attr *attr,
|
|
+ struct switch_val *val)
|
|
+{
|
|
+ struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
|
|
+ u32 vid;
|
|
+ int vlan;
|
|
+
|
|
+ vlan = val->port_vlan;
|
|
+
|
|
+ vid = mt7530_r32(priv, REG_ESW_VLAN_VTIM(vlan));
|
|
+ if (vlan & 1)
|
|
+ vid = vid >> 12;
|
|
+ vid &= 0xfff;
|
|
+
|
|
+ val->value.i = vid;
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int
|
|
+mt7530_apply_config(struct switch_dev *dev)
|
|
+{
|
|
+ struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
|
|
+ int i, j;
|
|
+ u8 tag_ports;
|
|
+ u8 untag_ports;
|
|
+
|
|
+ if (!priv->global_vlan_enable) {
|
|
+ for (i = 0; i < MT7530_NUM_PORTS; i++)
|
|
+ mt7530_w32(priv, REG_ESW_PORT_PCR(i), 0x00ff0000);
|
|
+
|
|
+ for (i = 0; i < MT7530_NUM_PORTS; i++)
|
|
+ mt7530_w32(priv, REG_ESW_PORT_PVC(i), 0x810000c0);
|
|
+
|
|
+ return 0;
|
|
+ }
|
|
+
|
|
+ /* set all ports as security mode */
|
|
+ for (i = 0; i < MT7530_NUM_PORTS; i++)
|
|
+ mt7530_w32(priv, REG_ESW_PORT_PCR(i), 0x00ff0003);
|
|
+
|
|
+ /* check if a port is used in tag/untag vlan egress mode */
|
|
+ tag_ports = 0;
|
|
+ untag_ports = 0;
|
|
+
|
|
+ for (i = 0; i < MT7530_NUM_VLANS; i++) {
|
|
+ u8 member = priv->vlan_entries[i].member;
|
|
+ u8 etags = priv->vlan_entries[i].etags;
|
|
+
|
|
+ if (!member)
|
|
+ continue;
|
|
+
|
|
+ for (j = 0; j < MT7530_NUM_PORTS; j++) {
|
|
+ if (!(member & BIT(j)))
|
|
+ continue;
|
|
+
|
|
+ if (etags & BIT(j))
|
|
+ tag_ports |= 1u << j;
|
|
+ else
|
|
+ untag_ports |= 1u << j;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ /* set all untag-only ports as transparent and the rest as user port */
|
|
+ for (i = 0; i < MT7530_NUM_PORTS; i++) {
|
|
+ u32 pvc_mode = 0x81000000;
|
|
+
|
|
+ if (untag_ports & BIT(i) && !(tag_ports & BIT(i)))
|
|
+ pvc_mode = 0x810000c0;
|
|
+
|
|
+ mt7530_w32(priv, REG_ESW_PORT_PVC(i), pvc_mode);
|
|
+ }
|
|
+
|
|
+ for (i = 0; i < MT7530_NUM_VLANS; i++) {
|
|
+ u16 vid = priv->vlan_entries[i].vid;
|
|
+ u8 member = priv->vlan_entries[i].member;
|
|
+ u8 etags = priv->vlan_entries[i].etags;
|
|
+ u32 val;
|
|
+
|
|
+ /* vid of vlan */
|
|
+ val = mt7530_r32(priv, REG_ESW_VLAN_VTIM(i));
|
|
+ if (i % 2 == 0) {
|
|
+ val &= 0xfff000;
|
|
+ val |= vid;
|
|
+ } else {
|
|
+ val &= 0xfff;
|
|
+ val |= (vid << 12);
|
|
+ }
|
|
+ mt7530_w32(priv, REG_ESW_VLAN_VTIM(i), val);
|
|
+
|
|
+ /* vlan port membership */
|
|
+ if (member)
|
|
+ mt7530_w32(priv, REG_ESW_VLAN_VAWD1, REG_ESW_VLAN_VAWD1_IVL_MAC |
|
|
+ REG_ESW_VLAN_VAWD1_VTAG_EN | (member << 16) |
|
|
+ REG_ESW_VLAN_VAWD1_VALID);
|
|
+ else
|
|
+ mt7530_w32(priv, REG_ESW_VLAN_VAWD1, 0);
|
|
+
|
|
+ /* egress mode */
|
|
+ val = 0;
|
|
+ for (j = 0; j < MT7530_NUM_PORTS; j++) {
|
|
+ if (etags & BIT(j))
|
|
+ val |= ETAG_CTRL_TAG << (j * 2);
|
|
+ else
|
|
+ val |= ETAG_CTRL_UNTAG << (j * 2);
|
|
+ }
|
|
+ mt7530_w32(priv, REG_ESW_VLAN_VAWD2, val);
|
|
+
|
|
+ /* write to vlan table */
|
|
+ mt7530_vtcr(priv, 1, i);
|
|
+ }
|
|
+
|
|
+ /* Port Default PVID */
|
|
+ for (i = 0; i < MT7530_NUM_PORTS; i++) {
|
|
+ u32 val;
|
|
+ val = mt7530_r32(priv, REG_ESW_PORT_PPBV1(i));
|
|
+ val &= ~0xfff;
|
|
+ val |= priv->port_entries[i].pvid;
|
|
+ mt7530_w32(priv, REG_ESW_PORT_PPBV1(i), val);
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int
|
|
+mt7530_get_port_link(struct switch_dev *dev, int port,
|
|
+ struct switch_port_link *link)
|
|
+{
|
|
+ struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
|
|
+ u32 speed, pmsr;
|
|
+
|
|
+ if (port < 0 || port >= MT7530_NUM_PORTS)
|
|
+ return -EINVAL;
|
|
+
|
|
+ pmsr = mt7530_r32(priv, 0x3008 + (0x100 * port));
|
|
+
|
|
+ link->link = pmsr & 1;
|
|
+ link->duplex = (pmsr >> 1) & 1;
|
|
+ speed = (pmsr >> 2) & 3;
|
|
+
|
|
+ switch (speed) {
|
|
+ case 0:
|
|
+ link->speed = SWITCH_PORT_SPEED_10;
|
|
+ break;
|
|
+ case 1:
|
|
+ link->speed = SWITCH_PORT_SPEED_100;
|
|
+ break;
|
|
+ case 2:
|
|
+ case 3: /* forced gige speed can be 2 or 3 */
|
|
+ link->speed = SWITCH_PORT_SPEED_1000;
|
|
+ break;
|
|
+ default:
|
|
+ link->speed = SWITCH_PORT_SPEED_UNKNOWN;
|
|
+ break;
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static const struct switch_attr mt7530_global[] = {
|
|
+ {
|
|
+ .type = SWITCH_TYPE_INT,
|
|
+ .name = "enable_vlan",
|
|
+ .description = "VLAN mode (1:enabled)",
|
|
+ .max = 1,
|
|
+ .id = MT7530_ATTR_ENABLE_VLAN,
|
|
+ .get = mt7530_get_vlan_enable,
|
|
+ .set = mt7530_set_vlan_enable,
|
|
+ },
|
|
+};
|
|
+
|
|
+static u64 get_mib_counter(struct mt7530_priv *priv, int i, int port)
|
|
+{
|
|
+ unsigned int port_base;
|
|
+ u64 t;
|
|
+
|
|
+ port_base = MT7621_MIB_COUNTER_BASE +
|
|
+ MT7621_MIB_COUNTER_PORT_OFFSET * port;
|
|
+
|
|
+ t = mt7530_r32(priv, port_base + mt7621_mibs[i].offset);
|
|
+ if (mt7621_mibs[i].size == 2) {
|
|
+ u64 hi;
|
|
+
|
|
+ hi = mt7530_r32(priv, port_base + mt7621_mibs[i].offset + 4);
|
|
+ t |= hi << 32;
|
|
+ }
|
|
+
|
|
+ return t;
|
|
+}
|
|
+
|
|
+static int mt7621_sw_get_port_mib(struct switch_dev *dev,
|
|
+ const struct switch_attr *attr,
|
|
+ struct switch_val *val)
|
|
+{
|
|
+ static char buf[4096];
|
|
+ struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
|
|
+ int i, len = 0;
|
|
+
|
|
+ if (val->port_vlan >= MT7530_NUM_PORTS)
|
|
+ return -EINVAL;
|
|
+
|
|
+ len += snprintf(buf + len, sizeof(buf) - len,
|
|
+ "Port %d MIB counters\n", val->port_vlan);
|
|
+
|
|
+ for (i = 0; i < sizeof(mt7621_mibs) / sizeof(*mt7621_mibs); ++i) {
|
|
+ u64 counter;
|
|
+ len += snprintf(buf + len, sizeof(buf) - len,
|
|
+ "%-11s: ", mt7621_mibs[i].name);
|
|
+ counter = get_mib_counter(priv, i, val->port_vlan);
|
|
+ len += snprintf(buf + len, sizeof(buf) - len, "%llu\n",
|
|
+ counter);
|
|
+ }
|
|
+
|
|
+ val->value.s = buf;
|
|
+ val->len = len;
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static const struct switch_attr mt7621_port[] = {
|
|
+ {
|
|
+ .type = SWITCH_TYPE_STRING,
|
|
+ .name = "mib",
|
|
+ .description = "Get MIB counters for port",
|
|
+ .get = mt7621_sw_get_port_mib,
|
|
+ .set = NULL,
|
|
+ },
|
|
+};
|
|
+
|
|
+static const struct switch_attr mt7530_port[] = {
|
|
+};
|
|
+
|
|
+static const struct switch_attr mt7530_vlan[] = {
|
|
+ {
|
|
+ .type = SWITCH_TYPE_INT,
|
|
+ .name = "vid",
|
|
+ .description = "VLAN ID (0-4094)",
|
|
+ .set = mt7530_set_vid,
|
|
+ .get = mt7530_get_vid,
|
|
+ .max = 4094,
|
|
+ },
|
|
+};
|
|
+
|
|
+static const struct switch_dev_ops mt7621_ops = {
|
|
+ .attr_global = {
|
|
+ .attr = mt7530_global,
|
|
+ .n_attr = ARRAY_SIZE(mt7530_global),
|
|
+ },
|
|
+ .attr_port = {
|
|
+ .attr = mt7621_port,
|
|
+ .n_attr = ARRAY_SIZE(mt7621_port),
|
|
+ },
|
|
+ .attr_vlan = {
|
|
+ .attr = mt7530_vlan,
|
|
+ .n_attr = ARRAY_SIZE(mt7530_vlan),
|
|
+ },
|
|
+ .get_vlan_ports = mt7530_get_vlan_ports,
|
|
+ .set_vlan_ports = mt7530_set_vlan_ports,
|
|
+ .get_port_pvid = mt7530_get_port_pvid,
|
|
+ .set_port_pvid = mt7530_set_port_pvid,
|
|
+ .get_port_link = mt7530_get_port_link,
|
|
+ .apply_config = mt7530_apply_config,
|
|
+ .reset_switch = mt7530_reset_switch,
|
|
+};
|
|
+
|
|
+static const struct switch_dev_ops mt7530_ops = {
|
|
+ .attr_global = {
|
|
+ .attr = mt7530_global,
|
|
+ .n_attr = ARRAY_SIZE(mt7530_global),
|
|
+ },
|
|
+ .attr_port = {
|
|
+ .attr = mt7530_port,
|
|
+ .n_attr = ARRAY_SIZE(mt7530_port),
|
|
+ },
|
|
+ .attr_vlan = {
|
|
+ .attr = mt7530_vlan,
|
|
+ .n_attr = ARRAY_SIZE(mt7530_vlan),
|
|
+ },
|
|
+ .get_vlan_ports = mt7530_get_vlan_ports,
|
|
+ .set_vlan_ports = mt7530_set_vlan_ports,
|
|
+ .get_port_pvid = mt7530_get_port_pvid,
|
|
+ .set_port_pvid = mt7530_set_port_pvid,
|
|
+ .get_port_link = mt7530_get_port_link,
|
|
+ .apply_config = mt7530_apply_config,
|
|
+ .reset_switch = mt7530_reset_switch,
|
|
+};
|
|
+
|
|
+int
|
|
+mt7530_probe(struct device *dev, void __iomem *base, struct mii_bus *bus, int vlan)
|
|
+{
|
|
+ struct switch_dev *swdev;
|
|
+ struct mt7530_priv *mt7530;
|
|
+ struct mt7530_mapping *map;
|
|
+ int ret;
|
|
+
|
|
+ mt7530 = devm_kzalloc(dev, sizeof(struct mt7530_priv), GFP_KERNEL);
|
|
+ if (!mt7530)
|
|
+ return -ENOMEM;
|
|
+
|
|
+ mt7530->base = base;
|
|
+ mt7530->bus = bus;
|
|
+ mt7530->global_vlan_enable = vlan;
|
|
+
|
|
+ swdev = &mt7530->swdev;
|
|
+ if (bus) {
|
|
+ swdev->alias = "mt7530";
|
|
+ swdev->name = "mt7530";
|
|
+ } else if (IS_ENABLED(CONFIG_SOC_MT7621)) {
|
|
+ swdev->alias = "mt7621";
|
|
+ swdev->name = "mt7621";
|
|
+ } else {
|
|
+ swdev->alias = "mt7620";
|
|
+ swdev->name = "mt7620";
|
|
+ }
|
|
+ swdev->cpu_port = MT7530_CPU_PORT;
|
|
+ swdev->ports = MT7530_NUM_PORTS;
|
|
+ swdev->vlans = MT7530_NUM_VLANS;
|
|
+ if (IS_ENABLED(CONFIG_SOC_MT7621))
|
|
+ swdev->ops = &mt7621_ops;
|
|
+ else
|
|
+ swdev->ops = &mt7530_ops;
|
|
+
|
|
+ ret = register_switch(swdev, NULL);
|
|
+ if (ret) {
|
|
+ dev_err(dev, "failed to register mt7530\n");
|
|
+ return ret;
|
|
+ }
|
|
+
|
|
+
|
|
+ map = mt7530_find_mapping(dev->of_node);
|
|
+ if (map)
|
|
+ mt7530_apply_mapping(mt7530, map);
|
|
+ mt7530_apply_config(swdev);
|
|
+
|
|
+ /* magic vodoo */
|
|
+ if (!IS_ENABLED(CONFIG_SOC_MT7621) && bus && mt7530_r32(mt7530, REG_HWTRAP) != 0x1117edf) {
|
|
+ dev_info(dev, "fixing up MHWTRAP register - bootloader probably played with it\n");
|
|
+ mt7530_w32(mt7530, REG_HWTRAP, 0x1117edf);
|
|
+ }
|
|
+ dev_info(dev, "loaded %s driver\n", swdev->name);
|
|
+
|
|
+ return 0;
|
|
+}
|
|
--- /dev/null
|
|
+++ b/drivers/net/ethernet/mediatek/mt7530.h
|
|
@@ -0,0 +1,20 @@
|
|
+/*
|
|
+ * This program is free software; you can redistribute it and/or
|
|
+ * modify it under the terms of the GNU General Public License
|
|
+ * as published by the Free Software Foundation; either version 2
|
|
+ * of the License, or (at your option) any later version.
|
|
+ *
|
|
+ * This program is distributed in the hope that it will be useful,
|
|
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
+ * GNU General Public License for more details.
|
|
+ *
|
|
+ * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
|
|
+ */
|
|
+
|
|
+#ifndef _MT7530_H__
|
|
+#define _MT7530_H__
|
|
+
|
|
+int mt7530_probe(struct device *dev, void __iomem *base, struct mii_bus *bus, int vlan);
|
|
+
|
|
+#endif
|
|
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
|
|
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
|
|
@@ -1308,8 +1308,13 @@ static int __init fe_init(struct net_dev
|
|
}
|
|
|
|
err = fe_hw_init(dev);
|
|
- if (!err)
|
|
- return 0;
|
|
+ if (err)
|
|
+ goto err_phy_disconnect;
|
|
+
|
|
+ if ((priv->flags & FE_FLAG_HAS_SWITCH) && priv->soc->switch_config)
|
|
+ priv->soc->switch_config(priv);
|
|
+
|
|
+ return 0;
|
|
|
|
err_phy_disconnect:
|
|
if (priv->phy)
|
|
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h
|
|
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
|
|
@@ -383,6 +383,7 @@ struct fe_soc_data {
|
|
int (*fwd_config)(struct fe_priv *priv);
|
|
void (*tx_dma)(struct fe_tx_dma *txd);
|
|
int (*switch_init)(struct fe_priv *priv);
|
|
+ int (*switch_config)(struct fe_priv *priv);
|
|
void (*port_init)(struct fe_priv *priv, struct device_node *port);
|
|
int (*has_carrier)(struct fe_priv *priv);
|
|
int (*mdio_init)(struct fe_priv *priv);
|
|
--- a/drivers/net/ethernet/mediatek/soc_mt7620.c
|
|
+++ b/drivers/net/ethernet/mediatek/soc_mt7620.c
|
|
@@ -313,6 +313,7 @@ static struct fe_soc_data mt7620_data =
|
|
.fwd_config = mt7620_fwd_config,
|
|
.tx_dma = mt7620_tx_dma,
|
|
.switch_init = mtk_gsw_init,
|
|
+ .switch_config = mt7620_gsw_config,
|
|
.port_init = mt7620_port_init,
|
|
.reg_table = mt7620_reg_table,
|
|
.pdma_glo_cfg = FE_PDMA_SIZE_16DWORDS,
|