diff options
Diffstat (limited to 'target/linux/ramips/files-4.9/drivers/net/ethernet/mtk/mt7530.c')
| -rw-r--r-- | target/linux/ramips/files-4.9/drivers/net/ethernet/mtk/mt7530.c | 979 |
1 files changed, 0 insertions, 979 deletions
diff --git a/target/linux/ramips/files-4.9/drivers/net/ethernet/mtk/mt7530.c b/target/linux/ramips/files-4.9/drivers/net/ethernet/mtk/mt7530.c deleted file mode 100644 index 5216cb5c66..0000000000 --- a/target/linux/ramips/files-4.9/drivers/net/ethernet/mtk/mt7530.c +++ /dev/null @@ -1,979 +0,0 @@ -/* - * 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> - * Copyright (C) 2016 Vitaly Chekryzhev <13hakta@gmail.com> - */ - -#include <linux/if.h> -#include <linux/module.h> -#include <linux/init.h> -#include <linux/list.h> -#include <linux/if_ether.h> -#include <linux/skbuff.h> -#include <linux/netdevice.h> -#include <linux/netlink.h> -#include <linux/bitops.h> -#include <net/genetlink.h> -#include <linux/switch.h> -#include <linux/delay.h> -#include <linux/phy.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/lockdep.h> -#include <linux/workqueue.h> -#include <linux/of_device.h> - -#include "mt7530.h" - -#define MT7530_CPU_PORT 6 -#define MT7530_NUM_PORTS 8 -#ifdef CONFIG_SOC_MT7621 -#define MT7530_NUM_VLANS 4095 -#else -#define MT7530_NUM_VLANS 16 -#endif -#define MT7530_MAX_VID 4095 -#define MT7530_MIN_VID 0 - -#define MT7530_PORT_MIB_TXB_ID 2 /* TxGOC */ -#define MT7530_PORT_MIB_RXB_ID 6 /* RxGOC */ - -#define MT7621_PORT_MIB_TXB_ID 18 /* TxByte */ -#define MT7621_PORT_MIB_RXB_ID 37 /* RxByte */ - -/* registers */ -#define REG_ESW_VLAN_VTCR 0x90 -#define REG_ESW_VLAN_VAWD1 0x94 -#define REG_ESW_VLAN_VAWD2 0x98 -#define REG_ESW_VLAN_VTIM(x) (0x100 + 4 * ((x) / 2)) - -#define REG_ESW_VLAN_VAWD1_IVL_MAC BIT(30) -#define REG_ESW_VLAN_VAWD1_VTAG_EN BIT(28) -#define REG_ESW_VLAN_VAWD1_VALID BIT(0) - -/* vlan egress mode */ -enum { - ETAG_CTRL_UNTAG = 0, - ETAG_CTRL_TAG = 2, - ETAG_CTRL_SWAP = 1, - ETAG_CTRL_STACK = 3, -}; - -#define REG_ESW_PORT_PCR(x) (0x2004 | ((x) << 8)) -#define REG_ESW_PORT_PVC(x) (0x2010 | ((x) << 8)) -#define REG_ESW_PORT_PPBV1(x) (0x2014 | ((x) << 8)) - -#define REG_HWTRAP 0x7804 - -#define MIB_DESC(_s , _o, _n) \ - { \ - .size = (_s), \ - .offset = (_o), \ - .name = (_n), \ - } - -struct mt7xxx_mib_desc { - unsigned int size; - unsigned int offset; - const char *name; -}; - -static const struct mt7xxx_mib_desc mt7620_mibs[] = { - MIB_DESC(1, MT7620_MIB_STATS_PPE_AC_BCNT0, "PPE_AC_BCNT0"), - MIB_DESC(1, MT7620_MIB_STATS_PPE_AC_PCNT0, "PPE_AC_PCNT0"), - MIB_DESC(1, MT7620_MIB_STATS_PPE_AC_BCNT63, "PPE_AC_BCNT63"), - MIB_DESC(1, MT7620_MIB_STATS_PPE_AC_PCNT63, "PPE_AC_PCNT63"), - MIB_DESC(1, MT7620_MIB_STATS_PPE_MTR_CNT0, "PPE_MTR_CNT0"), - MIB_DESC(1, MT7620_MIB_STATS_PPE_MTR_CNT63, "PPE_MTR_CNT63"), - MIB_DESC(1, MT7620_MIB_STATS_GDM1_TX_GBCNT, "GDM1_TX_GBCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM1_TX_GPCNT, "GDM1_TX_GPCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM1_TX_SKIPCNT, "GDM1_TX_SKIPCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM1_TX_COLCNT, "GDM1_TX_COLCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM1_RX_GBCNT1, "GDM1_RX_GBCNT1"), - MIB_DESC(1, MT7620_MIB_STATS_GDM1_RX_GPCNT1, "GDM1_RX_GPCNT1"), - MIB_DESC(1, MT7620_MIB_STATS_GDM1_RX_OERCNT, "GDM1_RX_OERCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM1_RX_FERCNT, "GDM1_RX_FERCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM1_RX_SERCNT, "GDM1_RX_SERCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM1_RX_LERCNT, "GDM1_RX_LERCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM1_RX_CERCNT, "GDM1_RX_CERCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM1_RX_FCCNT, "GDM1_RX_FCCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM2_TX_GBCNT, "GDM2_TX_GBCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM2_TX_GPCNT, "GDM2_TX_GPCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM2_TX_SKIPCNT, "GDM2_TX_SKIPCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM2_TX_COLCNT, "GDM2_TX_COLCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM2_RX_GBCNT, "GDM2_RX_GBCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM2_RX_GPCNT, "GDM2_RX_GPCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM2_RX_OERCNT, "GDM2_RX_OERCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM2_RX_FERCNT, "GDM2_RX_FERCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM2_RX_SERCNT, "GDM2_RX_SERCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM2_RX_LERCNT, "GDM2_RX_LERCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM2_RX_CERCNT, "GDM2_RX_CERCNT"), - MIB_DESC(1, MT7620_MIB_STATS_GDM2_RX_FCCNT, "GDM2_RX_FCCNT") -}; - -static const struct mt7xxx_mib_desc mt7620_port_mibs[] = { - MIB_DESC(1, MT7620_MIB_STATS_PORT_TGPCN, "TxGPC"), - MIB_DESC(1, MT7620_MIB_STATS_PORT_TBOCN, "TxBOC"), - MIB_DESC(1, MT7620_MIB_STATS_PORT_TGOCN, "TxGOC"), - MIB_DESC(1, MT7620_MIB_STATS_PORT_TEPCN, "TxEPC"), - MIB_DESC(1, MT7620_MIB_STATS_PORT_RGPCN, "RxGPC"), - MIB_DESC(1, MT7620_MIB_STATS_PORT_RBOCN, "RxBOC"), - MIB_DESC(1, MT7620_MIB_STATS_PORT_RGOCN, "RxGOC"), - MIB_DESC(1, MT7620_MIB_STATS_PORT_REPC1N, "RxEPC1"), - MIB_DESC(1, MT7620_MIB_STATS_PORT_REPC2N, "RxEPC2") -}; - -static const struct mt7xxx_mib_desc mt7621_mibs[] = { - MIB_DESC(1, MT7621_STATS_TDPC, "TxDrop"), - MIB_DESC(1, MT7621_STATS_TCRC, "TxCRC"), - MIB_DESC(1, MT7621_STATS_TUPC, "TxUni"), - MIB_DESC(1, MT7621_STATS_TMPC, "TxMulti"), - MIB_DESC(1, MT7621_STATS_TBPC, "TxBroad"), - MIB_DESC(1, MT7621_STATS_TCEC, "TxCollision"), - MIB_DESC(1, MT7621_STATS_TSCEC, "TxSingleCol"), - MIB_DESC(1, MT7621_STATS_TMCEC, "TxMultiCol"), - MIB_DESC(1, MT7621_STATS_TDEC, "TxDefer"), - MIB_DESC(1, MT7621_STATS_TLCEC, "TxLateCol"), - MIB_DESC(1, MT7621_STATS_TXCEC, "TxExcCol"), - MIB_DESC(1, MT7621_STATS_TPPC, "TxPause"), - MIB_DESC(1, MT7621_STATS_TL64PC, "Tx64Byte"), - MIB_DESC(1, MT7621_STATS_TL65PC, "Tx65Byte"), - MIB_DESC(1, MT7621_STATS_TL128PC, "Tx128Byte"), - MIB_DESC(1, MT7621_STATS_TL256PC, "Tx256Byte"), - MIB_DESC(1, MT7621_STATS_TL512PC, "Tx512Byte"), - MIB_DESC(1, MT7621_STATS_TL1024PC, "Tx1024Byte"), - MIB_DESC(2, MT7621_STATS_TOC, "TxByte"), - MIB_DESC(1, MT7621_STATS_RDPC, "RxDrop"), - MIB_DESC(1, MT7621_STATS_RFPC, "RxFiltered"), - MIB_DESC(1, MT7621_STATS_RUPC, "RxUni"), - MIB_DESC(1, MT7621_STATS_RMPC, "RxMulti"), - MIB_DESC(1, MT7621_STATS_RBPC, "RxBroad"), - MIB_DESC(1, MT7621_STATS_RAEPC, "RxAlignErr"), - MIB_DESC(1, MT7621_STATS_RCEPC, "RxCRC"), - MIB_DESC(1, MT7621_STATS_RUSPC, "RxUnderSize"), - MIB_DESC(1, MT7621_STATS_RFEPC, "RxFragment"), - MIB_DESC(1, MT7621_STATS_ROSPC, "RxOverSize"), - MIB_DESC(1, MT7621_STATS_RJEPC, "RxJabber"), - MIB_DESC(1, MT7621_STATS_RPPC, "RxPause"), - MIB_DESC(1, MT7621_STATS_RL64PC, "Rx64Byte"), - MIB_DESC(1, MT7621_STATS_RL65PC, "Rx65Byte"), - MIB_DESC(1, MT7621_STATS_RL128PC, "Rx128Byte"), - MIB_DESC(1, MT7621_STATS_RL256PC, "Rx256Byte"), - MIB_DESC(1, MT7621_STATS_RL512PC, "Rx512Byte"), - MIB_DESC(1, MT7621_STATS_RL1024PC, "Rx1024Byte"), - MIB_DESC(2, MT7621_STATS_ROC, "RxByte"), - MIB_DESC(1, MT7621_STATS_RDPC_CTRL, "RxCtrlDrop"), - MIB_DESC(1, MT7621_STATS_RDPC_ING, "RxIngDrop"), - MIB_DESC(1, MT7621_STATS_RDPC_ARL, "RxARLDrop") -}; - -enum { - /* Global attributes. */ - MT7530_ATTR_ENABLE_VLAN, -}; - -struct mt7530_port_entry { - u16 pvid; -}; - -struct mt7530_vlan_entry { - u16 vid; - u8 member; - u8 etags; -}; - -struct mt7530_priv { - void __iomem *base; - struct mii_bus *bus; - struct switch_dev swdev; - - bool global_vlan_enable; - struct mt7530_vlan_entry vlan_entries[MT7530_NUM_VLANS]; - struct mt7530_port_entry port_entries[MT7530_NUM_PORTS]; -}; - -struct mt7530_mapping { - char *name; - u16 pvids[MT7530_NUM_PORTS]; - u8 members[MT7530_NUM_VLANS]; - u8 etags[MT7530_NUM_VLANS]; - u16 vids[MT7530_NUM_VLANS]; -} mt7530_defaults[] = { - { - .name = "llllw", - .pvids = { 1, 1, 1, 1, 2, 1, 1 }, - .members = { 0, 0x6f, 0x50 }, - .etags = { 0, 0x40, 0x40 }, - .vids = { 0, 1, 2 }, - }, { - .name = "wllll", - .pvids = { 2, 1, 1, 1, 1, 1, 1 }, - .members = { 0, 0x7e, 0x41 }, - .etags = { 0, 0x40, 0x40 }, - .vids = { 0, 1, 2 }, - }, { - .name = "lwlll", - .pvids = { 1, 2, 1, 1, 1, 1, 1 }, - .members = { 0, 0x7d, 0x42 }, - .etags = { 0, 0x40, 0x40 }, - .vids = { 0, 1, 2 }, - }, -}; - -struct mt7530_mapping* -mt7530_find_mapping(struct device_node *np) -{ - const char *map; - int i; - - if (of_property_read_string(np, "mediatek,portmap", &map)) - return NULL; - - for (i = 0; i < ARRAY_SIZE(mt7530_defaults); i++) - if (!strcmp(map, mt7530_defaults[i].name)) - return &mt7530_defaults[i]; - - return NULL; -} - -static void -mt7530_apply_mapping(struct mt7530_priv *mt7530, struct mt7530_mapping *map) -{ - int i = 0; - - for (i = 0; i < MT7530_NUM_PORTS; i++) - mt7530->port_entries[i].pvid = map->pvids[i]; - - for (i = 0; i < MT7530_NUM_VLANS; i++) { - mt7530->vlan_entries[i].member = map->members[i]; - mt7530->vlan_entries[i].etags = map->etags[i]; - mt7530->vlan_entries[i].vid = map->vids[i]; - } -} - -static int -mt7530_reset_switch(struct switch_dev *dev) -{ - struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev); - int i; - - memset(priv->port_entries, 0, sizeof(priv->port_entries)); - memset(priv->vlan_entries, 0, sizeof(priv->vlan_entries)); - - /* set default vid of each vlan to the same number of vlan, so the vid - * won't need be set explicitly. - */ - for (i = 0; i < MT7530_NUM_VLANS; i++) { - priv->vlan_entries[i].vid = i; - } - - return 0; -} - -static int -mt7530_get_vlan_enable(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev); - - val->value.i = priv->global_vlan_enable; - - return 0; -} - -static int -mt7530_set_vlan_enable(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev); - - priv->global_vlan_enable = val->value.i != 0; - - return 0; -} - -static u32 -mt7530_r32(struct mt7530_priv *priv, u32 reg) -{ - u32 val; - if (priv->bus) { - u16 high, low; - - mdiobus_write(priv->bus, 0x1f, 0x1f, (reg >> 6) & 0x3ff); - low = mdiobus_read(priv->bus, 0x1f, (reg >> 2) & 0xf); - high = mdiobus_read(priv->bus, 0x1f, 0x10); - - return (high << 16) | (low & 0xffff); - } - - val = ioread32(priv->base + reg); - pr_debug("MT7530 MDIO Read [%04x]=%08x\n", reg, val); - - return val; -} - -static void -mt7530_w32(struct mt7530_priv *priv, u32 reg, u32 val) -{ - if (priv->bus) { - mdiobus_write(priv->bus, 0x1f, 0x1f, (reg >> 6) & 0x3ff); - mdiobus_write(priv->bus, 0x1f, (reg >> 2) & 0xf, val & 0xffff); - mdiobus_write(priv->bus, 0x1f, 0x10, val >> 16); - return; - } - - pr_debug("MT7530 MDIO Write[%04x]=%08x\n", reg, val); - iowrite32(val, priv->base + reg); -} - -static void -mt7530_vtcr(struct mt7530_priv *priv, u32 cmd, u32 val) -{ - int i; - - mt7530_w32(priv, REG_ESW_VLAN_VTCR, BIT(31) | (cmd << 12) | val); - - for (i = 0; i < 20; i++) { - u32 val = mt7530_r32(priv, REG_ESW_VLAN_VTCR); - - if ((val & BIT(31)) == 0) - break; - - udelay(1000); - } - if (i == 20) - printk("mt7530: vtcr timeout\n"); -} - -static int -mt7530_get_port_pvid(struct switch_dev *dev, int port, int *val) -{ - struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev); - - if (port >= MT7530_NUM_PORTS) - return -EINVAL; - - *val = mt7530_r32(priv, REG_ESW_PORT_PPBV1(port)); - *val &= 0xfff; - - return 0; -} - -static int -mt7530_set_port_pvid(struct switch_dev *dev, int port, int pvid) -{ - struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev); - - if (port >= MT7530_NUM_PORTS) - return -EINVAL; - - if (pvid < MT7530_MIN_VID || pvid > MT7530_MAX_VID) - return -EINVAL; - - priv->port_entries[port].pvid = pvid; - - return 0; -} - -static int -mt7530_get_vlan_ports(struct switch_dev *dev, struct switch_val *val) -{ - 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 -mt7621_get_vid(struct switch_dev *dev, const struct switch_attr *attr, - struct switch_val *val) -{ - val->value.i = val->port_vlan; - 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 void -mt7530_write_vlan_entry(struct mt7530_priv *priv, int vlan, u16 vid, - u8 ports, u8 etags) -{ - int port; - u32 val; - -#ifndef CONFIG_SOC_MT7621 - /* vid of vlan */ - val = mt7530_r32(priv, REG_ESW_VLAN_VTIM(vlan)); - if (vlan % 2 == 0) { - val &= 0xfff000; - val |= vid; - } else { - val &= 0xfff; - val |= (vid << 12); - } - mt7530_w32(priv, REG_ESW_VLAN_VTIM(vlan), val); -#endif - - /* vlan port membership */ - if (ports) - mt7530_w32(priv, REG_ESW_VLAN_VAWD1, REG_ESW_VLAN_VAWD1_IVL_MAC | - REG_ESW_VLAN_VAWD1_VTAG_EN | (ports << 16) | - REG_ESW_VLAN_VAWD1_VALID); - else - mt7530_w32(priv, REG_ESW_VLAN_VAWD1, 0); - - /* egress mode */ - val = 0; - for (port = 0; port < MT7530_NUM_PORTS; port++) { - if (etags & BIT(port)) - val |= ETAG_CTRL_TAG << (port * 2); - else - val |= ETAG_CTRL_UNTAG << (port * 2); - } - mt7530_w32(priv, REG_ESW_VLAN_VAWD2, val); - - /* write to vlan table */ -#ifdef CONFIG_SOC_MT7621 - mt7530_vtcr(priv, 1, vid); -#else - mt7530_vtcr(priv, 1, vlan); -#endif -} - -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), 0x00400000); - - mt7530_w32(priv, REG_ESW_PORT_PCR(MT7530_CPU_PORT), 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); - } - - /* first clear the swtich vlan table */ - for (i = 0; i < MT7530_NUM_VLANS; i++) - mt7530_write_vlan_entry(priv, i, i, 0, 0); - - /* now program only vlans with members to avoid - clobbering remapped entries in later iterations */ - 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; - - if (member) - mt7530_write_vlan_entry(priv, i, vid, member, etags); - } - - /* Port Default PVID */ - for (i = 0; i < MT7530_NUM_PORTS; i++) { - int vlan = priv->port_entries[i].pvid; - u16 pvid = 0; - u32 val; - - if (vlan < MT7530_NUM_VLANS && priv->vlan_entries[vlan].member) - pvid = priv->vlan_entries[vlan].vid; - - val = mt7530_r32(priv, REG_ESW_PORT_PPBV1(i)); - val &= ~0xfff; - val |= 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 u64 get_mib_counter(struct mt7530_priv *priv, int i, int port) -{ - unsigned int port_base; - u64 lo; - - port_base = MT7621_MIB_COUNTER_BASE + - MT7621_MIB_COUNTER_PORT_OFFSET * port; - - lo = 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); - lo |= hi << 32; - } - - return lo; -} - -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 < ARRAY_SIZE(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 u64 get_mib_counter_7620(struct mt7530_priv *priv, int i) -{ - return mt7530_r32(priv, MT7620_MIB_COUNTER_BASE + mt7620_mibs[i].offset); -} - -static u64 get_mib_counter_port_7620(struct mt7530_priv *priv, int i, int port) -{ - return mt7530_r32(priv, - MT7620_MIB_COUNTER_BASE_PORT + - (MT7620_MIB_COUNTER_PORT_OFFSET * port) + - mt7620_port_mibs[i].offset); -} - -static int mt7530_sw_get_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; - - len += snprintf(buf + len, sizeof(buf) - len, "Switch MIB counters\n"); - - for (i = 0; i < ARRAY_SIZE(mt7620_mibs); ++i) { - u64 counter; - len += snprintf(buf + len, sizeof(buf) - len, - "%-11s: ", mt7620_mibs[i].name); - counter = get_mib_counter_7620(priv, i); - len += snprintf(buf + len, sizeof(buf) - len, "%llu\n", - counter); - } - - val->value.s = buf; - val->len = len; - return 0; -} - -static int mt7530_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 < ARRAY_SIZE(mt7620_port_mibs); ++i) { - u64 counter; - len += snprintf(buf + len, sizeof(buf) - len, - "%-11s: ", mt7620_port_mibs[i].name); - counter = get_mib_counter_port_7620(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 int mt7530_get_port_stats(struct switch_dev *dev, int port, - struct switch_port_stats *stats) -{ - struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev); - - if (port < 0 || port >= MT7530_NUM_PORTS) - return -EINVAL; - - stats->tx_bytes = get_mib_counter_port_7620(priv, MT7530_PORT_MIB_TXB_ID, port); - stats->rx_bytes = get_mib_counter_port_7620(priv, MT7530_PORT_MIB_RXB_ID, port); - - return 0; -} - -static int mt7621_get_port_stats(struct switch_dev *dev, int port, - struct switch_port_stats *stats) -{ - struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev); - - if (port < 0 || port >= MT7530_NUM_PORTS) - return -EINVAL; - - stats->tx_bytes = get_mib_counter(priv, MT7621_PORT_MIB_TXB_ID, port); - stats->rx_bytes = get_mib_counter(priv, MT7621_PORT_MIB_RXB_ID, port); - - 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, - }, { - .type = SWITCH_TYPE_STRING, - .name = "mib", - .description = "Get MIB counters for switch", - .get = mt7530_sw_get_mib, - .set = NULL, - }, -}; - -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 mt7621_vlan[] = { - { - .type = SWITCH_TYPE_INT, - .name = "vid", - .description = "VLAN ID (0-4094)", - .set = mt7530_set_vid, - .get = mt7621_get_vid, - .max = 4094, - }, -}; - -static const struct switch_attr mt7530_port[] = { - { - .type = SWITCH_TYPE_STRING, - .name = "mib", - .description = "Get MIB counters for port", - .get = mt7530_sw_get_port_mib, - .set = NULL, - }, -}; - -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 = mt7621_vlan, - .n_attr = ARRAY_SIZE(mt7621_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, - .get_port_stats = mt7621_get_port_stats, - .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, - .get_port_stats = mt7530_get_port_stats, - .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; -} |