From 3d93b35f039de86830565420968715b300066475 Mon Sep 17 00:00:00 2001 From: Chuanhong Guo Date: Fri, 11 Jan 2019 14:00:03 +0800 Subject: [PATCH] ath79: ag71xx: remove switch driver in ag71xx Signed-off-by: Chuanhong Guo --- .../net/ethernet/atheros/ag71xx/Makefile | 1 - .../ethernet/atheros/ag71xx/ag71xx_ar7240.c | 1344 ----------------- 2 files changed, 1345 deletions(-) delete mode 100644 target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c diff --git a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/Makefile b/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/Makefile index 480dbb62c0..87add0d208 100644 --- a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/Makefile +++ b/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/Makefile @@ -9,6 +9,5 @@ ag71xx-y += ag71xx_phy.o ag71xx-$(CONFIG_AG71XX_DEBUG_FS) += ag71xx_debugfs.o -obj-$(CONFIG_AG71XX) += ag71xx_ar7240.o obj-$(CONFIG_AG71XX) += ag71xx_mdio.o obj-$(CONFIG_AG71XX) += ag71xx.o diff --git a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c b/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c deleted file mode 100644 index 77f7670c2b..0000000000 --- a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c +++ /dev/null @@ -1,1344 +0,0 @@ -/* - * Driver for the built-in ethernet switch of the Atheros AR7240 SoC - * Copyright (c) 2010 Gabor Juhos - * Copyright (c) 2010 Felix Fietkau - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include "ag71xx.h" - -#define BITM(_count) (BIT(_count) - 1) -#define BITS(_shift, _count) (BITM(_count) << _shift) - -#define AR7240_REG_MASK_CTRL 0x00 -#define AR7240_MASK_CTRL_REVISION_M BITM(8) -#define AR7240_MASK_CTRL_VERSION_M BITM(8) -#define AR7240_MASK_CTRL_VERSION_S 8 -#define AR7240_MASK_CTRL_VERSION_AR7240 0x01 -#define AR7240_MASK_CTRL_VERSION_AR934X 0x02 -#define AR7240_MASK_CTRL_SOFT_RESET BIT(31) - -#define AR7240_REG_MAC_ADDR0 0x20 -#define AR7240_REG_MAC_ADDR1 0x24 - -#define AR7240_REG_FLOOD_MASK 0x2c -#define AR7240_FLOOD_MASK_BROAD_TO_CPU BIT(26) - -#define AR7240_REG_GLOBAL_CTRL 0x30 -#define AR7240_GLOBAL_CTRL_MTU_M BITM(11) -#define AR9340_GLOBAL_CTRL_MTU_M BITM(14) - -#define AR7240_REG_VTU 0x0040 -#define AR7240_VTU_OP BITM(3) -#define AR7240_VTU_OP_NOOP 0x0 -#define AR7240_VTU_OP_FLUSH 0x1 -#define AR7240_VTU_OP_LOAD 0x2 -#define AR7240_VTU_OP_PURGE 0x3 -#define AR7240_VTU_OP_REMOVE_PORT 0x4 -#define AR7240_VTU_ACTIVE BIT(3) -#define AR7240_VTU_FULL BIT(4) -#define AR7240_VTU_PORT BITS(8, 4) -#define AR7240_VTU_PORT_S 8 -#define AR7240_VTU_VID BITS(16, 12) -#define AR7240_VTU_VID_S 16 -#define AR7240_VTU_PRIO BITS(28, 3) -#define AR7240_VTU_PRIO_S 28 -#define AR7240_VTU_PRIO_EN BIT(31) - -#define AR7240_REG_VTU_DATA 0x0044 -#define AR7240_VTUDATA_MEMBER BITS(0, 10) -#define AR7240_VTUDATA_VALID BIT(11) - -#define AR7240_REG_ATU 0x50 -#define AR7240_ATU_FLUSH_ALL 0x1 - -#define AR7240_REG_AT_CTRL 0x5c -#define AR7240_AT_CTRL_AGE_TIME BITS(0, 15) -#define AR7240_AT_CTRL_AGE_EN BIT(17) -#define AR7240_AT_CTRL_LEARN_CHANGE BIT(18) -#define AR7240_AT_CTRL_RESERVED BIT(19) -#define AR7240_AT_CTRL_ARP_EN BIT(20) - -#define AR7240_REG_TAG_PRIORITY 0x70 - -#define AR7240_REG_SERVICE_TAG 0x74 -#define AR7240_SERVICE_TAG_M BITM(16) - -#define AR7240_REG_CPU_PORT 0x78 -#define AR7240_MIRROR_PORT_S 4 -#define AR7240_MIRROR_PORT_M BITM(4) -#define AR7240_CPU_PORT_EN BIT(8) - -#define AR7240_REG_MIB_FUNCTION0 0x80 -#define AR7240_MIB_TIMER_M BITM(16) -#define AR7240_MIB_AT_HALF_EN BIT(16) -#define AR7240_MIB_BUSY BIT(17) -#define AR7240_MIB_FUNC_S 24 -#define AR7240_MIB_FUNC_M BITM(3) -#define AR7240_MIB_FUNC_NO_OP 0x0 -#define AR7240_MIB_FUNC_FLUSH 0x1 -#define AR7240_MIB_FUNC_CAPTURE 0x3 - -#define AR7240_REG_MDIO_CTRL 0x98 -#define AR7240_MDIO_CTRL_DATA_M BITM(16) -#define AR7240_MDIO_CTRL_REG_ADDR_S 16 -#define AR7240_MDIO_CTRL_PHY_ADDR_S 21 -#define AR7240_MDIO_CTRL_CMD_WRITE 0 -#define AR7240_MDIO_CTRL_CMD_READ BIT(27) -#define AR7240_MDIO_CTRL_MASTER_EN BIT(30) -#define AR7240_MDIO_CTRL_BUSY BIT(31) - -#define AR7240_REG_PORT_BASE(_port) (0x100 + (_port) * 0x100) - -#define AR7240_REG_PORT_STATUS(_port) (AR7240_REG_PORT_BASE((_port)) + 0x00) -#define AR7240_PORT_STATUS_SPEED_S 0 -#define AR7240_PORT_STATUS_SPEED_M BITM(2) -#define AR7240_PORT_STATUS_SPEED_10 0 -#define AR7240_PORT_STATUS_SPEED_100 1 -#define AR7240_PORT_STATUS_SPEED_1000 2 -#define AR7240_PORT_STATUS_TXMAC BIT(2) -#define AR7240_PORT_STATUS_RXMAC BIT(3) -#define AR7240_PORT_STATUS_TXFLOW BIT(4) -#define AR7240_PORT_STATUS_RXFLOW BIT(5) -#define AR7240_PORT_STATUS_DUPLEX BIT(6) -#define AR7240_PORT_STATUS_LINK_UP BIT(8) -#define AR7240_PORT_STATUS_LINK_AUTO BIT(9) -#define AR7240_PORT_STATUS_LINK_PAUSE BIT(10) - -#define AR7240_REG_PORT_CTRL(_port) (AR7240_REG_PORT_BASE((_port)) + 0x04) -#define AR7240_PORT_CTRL_STATE_M BITM(3) -#define AR7240_PORT_CTRL_STATE_DISABLED 0 -#define AR7240_PORT_CTRL_STATE_BLOCK 1 -#define AR7240_PORT_CTRL_STATE_LISTEN 2 -#define AR7240_PORT_CTRL_STATE_LEARN 3 -#define AR7240_PORT_CTRL_STATE_FORWARD 4 -#define AR7240_PORT_CTRL_LEARN_LOCK BIT(7) -#define AR7240_PORT_CTRL_VLAN_MODE_S 8 -#define AR7240_PORT_CTRL_VLAN_MODE_KEEP 0 -#define AR7240_PORT_CTRL_VLAN_MODE_STRIP 1 -#define AR7240_PORT_CTRL_VLAN_MODE_ADD 2 -#define AR7240_PORT_CTRL_VLAN_MODE_DOUBLE_TAG 3 -#define AR7240_PORT_CTRL_IGMP_SNOOP BIT(10) -#define AR7240_PORT_CTRL_HEADER BIT(11) -#define AR7240_PORT_CTRL_MAC_LOOP BIT(12) -#define AR7240_PORT_CTRL_SINGLE_VLAN BIT(13) -#define AR7240_PORT_CTRL_LEARN BIT(14) -#define AR7240_PORT_CTRL_DOUBLE_TAG BIT(15) -#define AR7240_PORT_CTRL_MIRROR_TX BIT(16) -#define AR7240_PORT_CTRL_MIRROR_RX BIT(17) - -#define AR7240_REG_PORT_VLAN(_port) (AR7240_REG_PORT_BASE((_port)) + 0x08) - -#define AR7240_PORT_VLAN_DEFAULT_ID_S 0 -#define AR7240_PORT_VLAN_DEST_PORTS_S 16 -#define AR7240_PORT_VLAN_MODE_S 30 -#define AR7240_PORT_VLAN_MODE_PORT_ONLY 0 -#define AR7240_PORT_VLAN_MODE_PORT_FALLBACK 1 -#define AR7240_PORT_VLAN_MODE_VLAN_ONLY 2 -#define AR7240_PORT_VLAN_MODE_SECURE 3 - - -#define AR7240_REG_STATS_BASE(_port) (0x20000 + (_port) * 0x100) - -#define AR7240_STATS_RXBROAD 0x00 -#define AR7240_STATS_RXPAUSE 0x04 -#define AR7240_STATS_RXMULTI 0x08 -#define AR7240_STATS_RXFCSERR 0x0c -#define AR7240_STATS_RXALIGNERR 0x10 -#define AR7240_STATS_RXRUNT 0x14 -#define AR7240_STATS_RXFRAGMENT 0x18 -#define AR7240_STATS_RX64BYTE 0x1c -#define AR7240_STATS_RX128BYTE 0x20 -#define AR7240_STATS_RX256BYTE 0x24 -#define AR7240_STATS_RX512BYTE 0x28 -#define AR7240_STATS_RX1024BYTE 0x2c -#define AR7240_STATS_RX1518BYTE 0x30 -#define AR7240_STATS_RXMAXBYTE 0x34 -#define AR7240_STATS_RXTOOLONG 0x38 -#define AR7240_STATS_RXGOODBYTE 0x3c -#define AR7240_STATS_RXBADBYTE 0x44 -#define AR7240_STATS_RXOVERFLOW 0x4c -#define AR7240_STATS_FILTERED 0x50 -#define AR7240_STATS_TXBROAD 0x54 -#define AR7240_STATS_TXPAUSE 0x58 -#define AR7240_STATS_TXMULTI 0x5c -#define AR7240_STATS_TXUNDERRUN 0x60 -#define AR7240_STATS_TX64BYTE 0x64 -#define AR7240_STATS_TX128BYTE 0x68 -#define AR7240_STATS_TX256BYTE 0x6c -#define AR7240_STATS_TX512BYTE 0x70 -#define AR7240_STATS_TX1024BYTE 0x74 -#define AR7240_STATS_TX1518BYTE 0x78 -#define AR7240_STATS_TXMAXBYTE 0x7c -#define AR7240_STATS_TXOVERSIZE 0x80 -#define AR7240_STATS_TXBYTE 0x84 -#define AR7240_STATS_TXCOLLISION 0x8c -#define AR7240_STATS_TXABORTCOL 0x90 -#define AR7240_STATS_TXMULTICOL 0x94 -#define AR7240_STATS_TXSINGLECOL 0x98 -#define AR7240_STATS_TXEXCDEFER 0x9c -#define AR7240_STATS_TXDEFER 0xa0 -#define AR7240_STATS_TXLATECOL 0xa4 - -#define AR7240_PORT_CPU 0 -#define AR7240_NUM_PORTS 6 -#define AR7240_NUM_PHYS 5 - -#define AR7240_PHY_ID1 0x004d -#define AR7240_PHY_ID2 0xd041 - -#define AR934X_PHY_ID1 0x004d -#define AR934X_PHY_ID2 0xd042 - -#define AR7240_MAX_VLANS 16 - -#define AR934X_REG_OPER_MODE0 0x04 -#define AR934X_OPER_MODE0_MAC_GMII_EN BIT(6) -#define AR934X_OPER_MODE0_PHY_MII_EN BIT(10) - -#define AR934X_REG_OPER_MODE1 0x08 -#define AR934X_REG_OPER_MODE1_PHY4_MII_EN BIT(28) - -#define AR934X_REG_FLOOD_MASK 0x2c -#define AR934X_FLOOD_MASK_MC_DP(_p) BIT(16 + (_p)) -#define AR934X_FLOOD_MASK_BC_DP(_p) BIT(25 + (_p)) - -#define AR934X_REG_QM_CTRL 0x3c -#define AR934X_QM_CTRL_ARP_EN BIT(15) - -#define AR934X_REG_AT_CTRL 0x5c -#define AR934X_AT_CTRL_AGE_TIME BITS(0, 15) -#define AR934X_AT_CTRL_AGE_EN BIT(17) -#define AR934X_AT_CTRL_LEARN_CHANGE BIT(18) - -#define AR934X_MIB_ENABLE BIT(30) - -#define AR934X_REG_PORT_BASE(_port) (0x100 + (_port) * 0x100) - -#define AR934X_REG_PORT_VLAN1(_port) (AR934X_REG_PORT_BASE((_port)) + 0x08) -#define AR934X_PORT_VLAN1_DEFAULT_SVID_S 0 -#define AR934X_PORT_VLAN1_FORCE_DEFAULT_VID_EN BIT(12) -#define AR934X_PORT_VLAN1_PORT_TLS_MODE BIT(13) -#define AR934X_PORT_VLAN1_PORT_VLAN_PROP_EN BIT(14) -#define AR934X_PORT_VLAN1_PORT_CLONE_EN BIT(15) -#define AR934X_PORT_VLAN1_DEFAULT_CVID_S 16 -#define AR934X_PORT_VLAN1_FORCE_PORT_VLAN_EN BIT(28) -#define AR934X_PORT_VLAN1_ING_PORT_PRI_S 29 - -#define AR934X_REG_PORT_VLAN2(_port) (AR934X_REG_PORT_BASE((_port)) + 0x0c) -#define AR934X_PORT_VLAN2_PORT_VID_MEM_S 16 -#define AR934X_PORT_VLAN2_8021Q_MODE_S 30 -#define AR934X_PORT_VLAN2_8021Q_MODE_PORT_ONLY 0 -#define AR934X_PORT_VLAN2_8021Q_MODE_PORT_FALLBACK 1 -#define AR934X_PORT_VLAN2_8021Q_MODE_VLAN_ONLY 2 -#define AR934X_PORT_VLAN2_8021Q_MODE_SECURE 3 - -#define sw_to_ar7240(_dev) container_of(_dev, struct ar7240sw, swdev) - -struct ar7240sw_port_stat { - unsigned long rx_broadcast; - unsigned long rx_pause; - unsigned long rx_multicast; - unsigned long rx_fcs_error; - unsigned long rx_align_error; - unsigned long rx_runt; - unsigned long rx_fragments; - unsigned long rx_64byte; - unsigned long rx_128byte; - unsigned long rx_256byte; - unsigned long rx_512byte; - unsigned long rx_1024byte; - unsigned long rx_1518byte; - unsigned long rx_maxbyte; - unsigned long rx_toolong; - unsigned long rx_good_byte; - unsigned long rx_bad_byte; - unsigned long rx_overflow; - unsigned long filtered; - - unsigned long tx_broadcast; - unsigned long tx_pause; - unsigned long tx_multicast; - unsigned long tx_underrun; - unsigned long tx_64byte; - unsigned long tx_128byte; - unsigned long tx_256byte; - unsigned long tx_512byte; - unsigned long tx_1024byte; - unsigned long tx_1518byte; - unsigned long tx_maxbyte; - unsigned long tx_oversize; - unsigned long tx_byte; - unsigned long tx_collision; - unsigned long tx_abortcol; - unsigned long tx_multicol; - unsigned long tx_singlecol; - unsigned long tx_excdefer; - unsigned long tx_defer; - unsigned long tx_xlatecol; -}; - -struct ar7240sw { - struct mii_bus *mii_bus; - struct mii_bus *switch_mii_bus; - struct device_node *of_node; - struct device_node *mdio_node; - struct switch_dev swdev; - int num_ports; - u8 ver; - bool vlan; - u16 vlan_id[AR7240_MAX_VLANS]; - u8 vlan_table[AR7240_MAX_VLANS]; - u8 vlan_tagged; - u16 pvid[AR7240_NUM_PORTS]; - char buf[80]; - - rwlock_t stats_lock; - struct ar7240sw_port_stat port_stats[AR7240_NUM_PORTS]; -}; - -struct ar7240sw_hw_stat { - char string[ETH_GSTRING_LEN]; - int sizeof_stat; - int reg; -}; - -static DEFINE_MUTEX(reg_mutex); - -static inline int sw_is_ar7240(struct ar7240sw *as) -{ - return as->ver == AR7240_MASK_CTRL_VERSION_AR7240; -} - -static inline int sw_is_ar934x(struct ar7240sw *as) -{ - return as->ver == AR7240_MASK_CTRL_VERSION_AR934X; -} - -static inline u32 ar7240sw_port_mask(struct ar7240sw *as, int port) -{ - return BIT(port); -} - -static inline u32 ar7240sw_port_mask_all(struct ar7240sw *as) -{ - return BIT(as->swdev.ports) - 1; -} - -static inline u32 ar7240sw_port_mask_but(struct ar7240sw *as, int port) -{ - return ar7240sw_port_mask_all(as) & ~BIT(port); -} - -static inline u16 mk_phy_addr(u32 reg) -{ - return 0x17 & ((reg >> 4) | 0x10); -} - -static inline u16 mk_phy_reg(u32 reg) -{ - return (reg << 1) & 0x1e; -} - -static inline u16 mk_high_addr(u32 reg) -{ - return (reg >> 7) & 0x1ff; -} - -static u32 __ar7240sw_reg_read(struct mii_bus *mii, u32 reg) -{ - unsigned long flags; - u16 phy_addr; - u16 phy_reg; - u32 hi, lo; - - reg = (reg & 0xfffffffc) >> 2; - phy_addr = mk_phy_addr(reg); - phy_reg = mk_phy_reg(reg); - - local_irq_save(flags); - mutex_lock(&mii->mdio_lock); - mii->write(mii, 0x1f, 0x10, mk_high_addr(reg)); - lo = (u32) mii->read(mii, phy_addr, phy_reg); - hi = (u32) mii->read(mii, phy_addr, phy_reg + 1); - mutex_unlock(&mii->mdio_lock); - local_irq_restore(flags); - - return (hi << 16) | lo; -} - -static void __ar7240sw_reg_write(struct mii_bus *mii, u32 reg, u32 val) -{ - unsigned long flags; - u16 phy_addr; - u16 phy_reg; - - reg = (reg & 0xfffffffc) >> 2; - phy_addr = mk_phy_addr(reg); - phy_reg = mk_phy_reg(reg); - - local_irq_save(flags); - mutex_lock(&mii->mdio_lock); - mii->write(mii, 0x1f, 0x10, mk_high_addr(reg)); - mii->write(mii, phy_addr, phy_reg + 1, (val >> 16)); - mii->write(mii, phy_addr, phy_reg, (val & 0xffff)); - mutex_unlock(&mii->mdio_lock); - local_irq_restore(flags); -} - -static u32 ar7240sw_reg_read(struct mii_bus *mii, u32 reg_addr) -{ - u32 ret; - - mutex_lock(®_mutex); - ret = __ar7240sw_reg_read(mii, reg_addr); - mutex_unlock(®_mutex); - - return ret; -} - -static void ar7240sw_reg_write(struct mii_bus *mii, u32 reg_addr, u32 reg_val) -{ - mutex_lock(®_mutex); - __ar7240sw_reg_write(mii, reg_addr, reg_val); - mutex_unlock(®_mutex); -} - -static u32 ar7240sw_reg_rmw(struct mii_bus *mii, u32 reg, u32 mask, u32 val) -{ - u32 t; - - mutex_lock(®_mutex); - t = __ar7240sw_reg_read(mii, reg); - t &= ~mask; - t |= val; - __ar7240sw_reg_write(mii, reg, t); - mutex_unlock(®_mutex); - - return t; -} - -static void ar7240sw_reg_set(struct mii_bus *mii, u32 reg, u32 val) -{ - u32 t; - - mutex_lock(®_mutex); - t = __ar7240sw_reg_read(mii, reg); - t |= val; - __ar7240sw_reg_write(mii, reg, t); - mutex_unlock(®_mutex); -} - -static int __ar7240sw_reg_wait(struct mii_bus *mii, u32 reg, u32 mask, u32 val, - unsigned timeout) -{ - int i; - - for (i = 0; i < timeout; i++) { - u32 t; - - t = __ar7240sw_reg_read(mii, reg); - if ((t & mask) == val) - return 0; - - usleep_range(1000, 2000); - } - - return -ETIMEDOUT; -} - -static int ar7240sw_reg_wait(struct mii_bus *mii, u32 reg, u32 mask, u32 val, - unsigned timeout) -{ - int ret; - - mutex_lock(®_mutex); - ret = __ar7240sw_reg_wait(mii, reg, mask, val, timeout); - mutex_unlock(®_mutex); - return ret; -} - -int ar7240sw_phy_read(struct mii_bus *bus, int phy_addr, int reg_addr) -{ - u32 t, val = 0xffff; - int err; - struct ar7240sw *as = bus->priv; - struct mii_bus *mii = as->mii_bus; - - if (phy_addr >= AR7240_NUM_PHYS) - return 0xffff; - - mutex_lock(®_mutex); - t = (reg_addr << AR7240_MDIO_CTRL_REG_ADDR_S) | - (phy_addr << AR7240_MDIO_CTRL_PHY_ADDR_S) | - AR7240_MDIO_CTRL_MASTER_EN | - AR7240_MDIO_CTRL_BUSY | - AR7240_MDIO_CTRL_CMD_READ; - - __ar7240sw_reg_write(mii, AR7240_REG_MDIO_CTRL, t); - err = __ar7240sw_reg_wait(mii, AR7240_REG_MDIO_CTRL, - AR7240_MDIO_CTRL_BUSY, 0, 5); - if (!err) - val = __ar7240sw_reg_read(mii, AR7240_REG_MDIO_CTRL); - mutex_unlock(®_mutex); - - return val & AR7240_MDIO_CTRL_DATA_M; -} - -int ar7240sw_phy_write(struct mii_bus *bus, int phy_addr, int reg_addr, - u16 reg_val) -{ - u32 t; - int ret; - struct ar7240sw *as = bus->priv; - struct mii_bus *mii = as->mii_bus; - - if (phy_addr >= AR7240_NUM_PHYS) - return -EINVAL; - - mutex_lock(®_mutex); - t = (phy_addr << AR7240_MDIO_CTRL_PHY_ADDR_S) | - (reg_addr << AR7240_MDIO_CTRL_REG_ADDR_S) | - AR7240_MDIO_CTRL_MASTER_EN | - AR7240_MDIO_CTRL_BUSY | - AR7240_MDIO_CTRL_CMD_WRITE | - reg_val; - - __ar7240sw_reg_write(mii, AR7240_REG_MDIO_CTRL, t); - ret = __ar7240sw_reg_wait(mii, AR7240_REG_MDIO_CTRL, - AR7240_MDIO_CTRL_BUSY, 0, 5); - mutex_unlock(®_mutex); - - return ret; -} - -static int ar7240sw_capture_stats(struct ar7240sw *as) -{ - struct mii_bus *mii = as->mii_bus; - int port; - int ret; - - write_lock(&as->stats_lock); - - /* Capture the hardware statistics for all ports */ - ar7240sw_reg_rmw(mii, AR7240_REG_MIB_FUNCTION0, - (AR7240_MIB_FUNC_M << AR7240_MIB_FUNC_S), - (AR7240_MIB_FUNC_CAPTURE << AR7240_MIB_FUNC_S)); - - /* Wait for the capturing to complete. */ - ret = ar7240sw_reg_wait(mii, AR7240_REG_MIB_FUNCTION0, - AR7240_MIB_BUSY, 0, 10); - - if (ret) - goto unlock; - - for (port = 0; port < AR7240_NUM_PORTS; port++) { - unsigned int base; - struct ar7240sw_port_stat *stats; - - base = AR7240_REG_STATS_BASE(port); - stats = &as->port_stats[port]; - -#define READ_STAT(_r) ar7240sw_reg_read(mii, base + AR7240_STATS_ ## _r) - - stats->rx_good_byte += READ_STAT(RXGOODBYTE); - stats->tx_byte += READ_STAT(TXBYTE); - -#undef READ_STAT - } - - ret = 0; - -unlock: - write_unlock(&as->stats_lock); - return ret; -} - -static void ar7240sw_disable_port(struct ar7240sw *as, unsigned port) -{ - ar7240sw_reg_write(as->mii_bus, AR7240_REG_PORT_CTRL(port), - AR7240_PORT_CTRL_STATE_DISABLED); -} - -static void ar7240sw_setup(struct ar7240sw *as) -{ - struct mii_bus *mii = as->mii_bus; - - /* Enable CPU port, and disable mirror port */ - ar7240sw_reg_write(mii, AR7240_REG_CPU_PORT, - AR7240_CPU_PORT_EN | - (15 << AR7240_MIRROR_PORT_S)); - - /* Setup TAG priority mapping */ - ar7240sw_reg_write(mii, AR7240_REG_TAG_PRIORITY, 0xfa50); - - if (sw_is_ar934x(as)) { - /* Enable aging, MAC replacing */ - ar7240sw_reg_write(mii, AR934X_REG_AT_CTRL, - 0x2b /* 5 min age time */ | - AR934X_AT_CTRL_AGE_EN | - AR934X_AT_CTRL_LEARN_CHANGE); - /* Enable ARP frame acknowledge */ - ar7240sw_reg_set(mii, AR934X_REG_QM_CTRL, - AR934X_QM_CTRL_ARP_EN); - /* Enable Broadcast/Multicast frames transmitted to the CPU */ - ar7240sw_reg_set(mii, AR934X_REG_FLOOD_MASK, - AR934X_FLOOD_MASK_BC_DP(0) | - AR934X_FLOOD_MASK_MC_DP(0)); - - /* setup MTU */ - ar7240sw_reg_rmw(mii, AR7240_REG_GLOBAL_CTRL, - AR9340_GLOBAL_CTRL_MTU_M, - AR9340_GLOBAL_CTRL_MTU_M); - - /* Enable MIB counters */ - ar7240sw_reg_set(mii, AR7240_REG_MIB_FUNCTION0, - AR934X_MIB_ENABLE); - - } else { - /* Enable ARP frame acknowledge, aging, MAC replacing */ - ar7240sw_reg_write(mii, AR7240_REG_AT_CTRL, - AR7240_AT_CTRL_RESERVED | - 0x2b /* 5 min age time */ | - AR7240_AT_CTRL_AGE_EN | - AR7240_AT_CTRL_ARP_EN | - AR7240_AT_CTRL_LEARN_CHANGE); - /* Enable Broadcast frames transmitted to the CPU */ - ar7240sw_reg_set(mii, AR7240_REG_FLOOD_MASK, - AR7240_FLOOD_MASK_BROAD_TO_CPU); - - /* setup MTU */ - ar7240sw_reg_rmw(mii, AR7240_REG_GLOBAL_CTRL, - AR7240_GLOBAL_CTRL_MTU_M, - AR7240_GLOBAL_CTRL_MTU_M); - } - - /* setup Service TAG */ - ar7240sw_reg_rmw(mii, AR7240_REG_SERVICE_TAG, AR7240_SERVICE_TAG_M, 0); -} - -/* inspired by phy_poll_reset in drivers/net/phy/phy_device.c */ -static int -ar7240sw_phy_poll_reset(struct mii_bus *bus) -{ - const unsigned int sleep_msecs = 20; - int ret, elapsed, i; - - for (elapsed = sleep_msecs; elapsed <= 600; - elapsed += sleep_msecs) { - msleep(sleep_msecs); - for (i = 0; i < AR7240_NUM_PHYS; i++) { - ret = ar7240sw_phy_read(bus, i, MII_BMCR); - if (ret < 0) - return ret; - if (ret & BMCR_RESET) - break; - if (i == AR7240_NUM_PHYS - 1) { - usleep_range(1000, 2000); - return 0; - } - } - } - return -ETIMEDOUT; -} - -static int ar7240sw_reset(struct ar7240sw *as) -{ - struct mii_bus *mii = as->mii_bus; - struct mii_bus *swmii = as->switch_mii_bus; - int ret; - int i; - - /* Set all ports to disabled state. */ - for (i = 0; i < AR7240_NUM_PORTS; i++) - ar7240sw_disable_port(as, i); - - /* Wait for transmit queues to drain. */ - usleep_range(2000, 3000); - - /* Reset the switch. */ - ar7240sw_reg_write(mii, AR7240_REG_MASK_CTRL, - AR7240_MASK_CTRL_SOFT_RESET); - - ret = ar7240sw_reg_wait(mii, AR7240_REG_MASK_CTRL, - AR7240_MASK_CTRL_SOFT_RESET, 0, 1000); - - /* setup PHYs */ - for (i = 0; i < AR7240_NUM_PHYS; i++) { - ar7240sw_phy_write(swmii, i, MII_ADVERTISE, - ADVERTISE_ALL | ADVERTISE_PAUSE_CAP | - ADVERTISE_PAUSE_ASYM); - ar7240sw_phy_write(swmii, i, MII_BMCR, - BMCR_RESET | BMCR_ANENABLE); - } - ret = ar7240sw_phy_poll_reset(swmii); - if (ret) - return ret; - - ar7240sw_setup(as); - return ret; -} - -static void ar7240sw_setup_port(struct ar7240sw *as, unsigned port, u8 portmask) -{ - struct mii_bus *mii = as->mii_bus; - u32 ctrl; - u32 vid, mode; - - ctrl = AR7240_PORT_CTRL_STATE_FORWARD | AR7240_PORT_CTRL_LEARN | - AR7240_PORT_CTRL_SINGLE_VLAN; - - if (port == AR7240_PORT_CPU) { - ar7240sw_reg_write(mii, AR7240_REG_PORT_STATUS(port), - AR7240_PORT_STATUS_SPEED_1000 | - AR7240_PORT_STATUS_TXFLOW | - AR7240_PORT_STATUS_RXFLOW | - AR7240_PORT_STATUS_TXMAC | - AR7240_PORT_STATUS_RXMAC | - AR7240_PORT_STATUS_DUPLEX); - } else { - ar7240sw_reg_write(mii, AR7240_REG_PORT_STATUS(port), - AR7240_PORT_STATUS_LINK_AUTO); - } - - /* Set the default VID for this port */ - if (as->vlan) { - vid = as->vlan_id[as->pvid[port]]; - mode = AR7240_PORT_VLAN_MODE_SECURE; - } else { - vid = port; - mode = AR7240_PORT_VLAN_MODE_PORT_ONLY; - } - - if (as->vlan) { - if (as->vlan_tagged & BIT(port)) - ctrl |= AR7240_PORT_CTRL_VLAN_MODE_ADD << - AR7240_PORT_CTRL_VLAN_MODE_S; - else - ctrl |= AR7240_PORT_CTRL_VLAN_MODE_STRIP << - AR7240_PORT_CTRL_VLAN_MODE_S; - } else { - ctrl |= AR7240_PORT_CTRL_VLAN_MODE_KEEP << - AR7240_PORT_CTRL_VLAN_MODE_S; - } - - if (!portmask) { - if (port == AR7240_PORT_CPU) - portmask = ar7240sw_port_mask_but(as, AR7240_PORT_CPU); - else - portmask = ar7240sw_port_mask(as, AR7240_PORT_CPU); - } - - /* preserve mirror rx&tx flags */ - ctrl |= ar7240sw_reg_read(mii, AR7240_REG_PORT_CTRL(port)) & - (AR7240_PORT_CTRL_MIRROR_RX | AR7240_PORT_CTRL_MIRROR_TX); - - /* allow the port to talk to all other ports, but exclude its - * own ID to prevent frames from being reflected back to the - * port that they came from */ - portmask &= ar7240sw_port_mask_but(as, port); - - ar7240sw_reg_write(mii, AR7240_REG_PORT_CTRL(port), ctrl); - if (sw_is_ar934x(as)) { - u32 vlan1, vlan2; - - vlan1 = (vid << AR934X_PORT_VLAN1_DEFAULT_CVID_S); - vlan2 = (portmask << AR934X_PORT_VLAN2_PORT_VID_MEM_S) | - (mode << AR934X_PORT_VLAN2_8021Q_MODE_S); - ar7240sw_reg_write(mii, AR934X_REG_PORT_VLAN1(port), vlan1); - ar7240sw_reg_write(mii, AR934X_REG_PORT_VLAN2(port), vlan2); - } else { - u32 vlan; - - vlan = vid | (mode << AR7240_PORT_VLAN_MODE_S) | - (portmask << AR7240_PORT_VLAN_DEST_PORTS_S); - - ar7240sw_reg_write(mii, AR7240_REG_PORT_VLAN(port), vlan); - } -} - -static int -ar7240_set_vid(struct switch_dev *dev, const struct switch_attr *attr, - struct switch_val *val) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - as->vlan_id[val->port_vlan] = val->value.i; - return 0; -} - -static int -ar7240_get_vid(struct switch_dev *dev, const struct switch_attr *attr, - struct switch_val *val) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - val->value.i = as->vlan_id[val->port_vlan]; - return 0; -} - -static int -ar7240_set_pvid(struct switch_dev *dev, int port, int vlan) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - - /* make sure no invalid PVIDs get set */ - - if (vlan >= dev->vlans) - return -EINVAL; - - as->pvid[port] = vlan; - return 0; -} - -static int -ar7240_get_pvid(struct switch_dev *dev, int port, int *vlan) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - *vlan = as->pvid[port]; - return 0; -} - -static int -ar7240_get_ports(struct switch_dev *dev, struct switch_val *val) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - u8 ports = as->vlan_table[val->port_vlan]; - int i; - - val->len = 0; - for (i = 0; i < as->swdev.ports; i++) { - struct switch_port *p; - - if (!(ports & (1 << i))) - continue; - - p = &val->value.ports[val->len++]; - p->id = i; - if (as->vlan_tagged & (1 << i)) - p->flags = (1 << SWITCH_PORT_FLAG_TAGGED); - else - p->flags = 0; - } - return 0; -} - -static int -ar7240_set_ports(struct switch_dev *dev, struct switch_val *val) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - u8 *vt = &as->vlan_table[val->port_vlan]; - int i, j; - - *vt = 0; - for (i = 0; i < val->len; i++) { - struct switch_port *p = &val->value.ports[i]; - - if (p->flags & (1 << SWITCH_PORT_FLAG_TAGGED)) - as->vlan_tagged |= (1 << p->id); - else { - as->vlan_tagged &= ~(1 << p->id); - as->pvid[p->id] = val->port_vlan; - - /* make sure that an untagged port does not - * appear in other vlans */ - for (j = 0; j < AR7240_MAX_VLANS; j++) { - if (j == val->port_vlan) - continue; - as->vlan_table[j] &= ~(1 << p->id); - } - } - - *vt |= 1 << p->id; - } - return 0; -} - -static int -ar7240_set_vlan(struct switch_dev *dev, const struct switch_attr *attr, - struct switch_val *val) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - as->vlan = !!val->value.i; - return 0; -} - -static int -ar7240_get_vlan(struct switch_dev *dev, const struct switch_attr *attr, - struct switch_val *val) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - val->value.i = as->vlan; - return 0; -} - -static void -ar7240_vtu_op(struct ar7240sw *as, u32 op, u32 val) -{ - struct mii_bus *mii = as->mii_bus; - - if (ar7240sw_reg_wait(mii, AR7240_REG_VTU, AR7240_VTU_ACTIVE, 0, 5)) - return; - - if ((op & AR7240_VTU_OP) == AR7240_VTU_OP_LOAD) { - val &= AR7240_VTUDATA_MEMBER; - val |= AR7240_VTUDATA_VALID; - ar7240sw_reg_write(mii, AR7240_REG_VTU_DATA, val); - } - op |= AR7240_VTU_ACTIVE; - ar7240sw_reg_write(mii, AR7240_REG_VTU, op); -} - -static int -ar7240_hw_apply(struct switch_dev *dev) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - u8 portmask[AR7240_NUM_PORTS]; - int i, j; - - /* flush all vlan translation unit entries */ - ar7240_vtu_op(as, AR7240_VTU_OP_FLUSH, 0); - - memset(portmask, 0, sizeof(portmask)); - if (as->vlan) { - /* calculate the port destination masks and load vlans - * into the vlan translation unit */ - for (j = 0; j < AR7240_MAX_VLANS; j++) { - u8 vp = as->vlan_table[j]; - - if (!vp) - continue; - - for (i = 0; i < as->swdev.ports; i++) { - u8 mask = (1 << i); - if (vp & mask) - portmask[i] |= vp & ~mask; - } - - ar7240_vtu_op(as, - AR7240_VTU_OP_LOAD | - (as->vlan_id[j] << AR7240_VTU_VID_S), - as->vlan_table[j]); - } - } else { - /* vlan disabled: - * isolate all ports, but connect them to the cpu port */ - for (i = 0; i < as->swdev.ports; i++) { - if (i == AR7240_PORT_CPU) - continue; - - portmask[i] = 1 << AR7240_PORT_CPU; - portmask[AR7240_PORT_CPU] |= (1 << i); - } - } - - /* update the port destination mask registers and tag settings */ - for (i = 0; i < as->swdev.ports; i++) - ar7240sw_setup_port(as, i, portmask[i]); - - return 0; -} - -static int -ar7240_reset_switch(struct switch_dev *dev) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - ar7240sw_reset(as); - return 0; -} - -static int -ar7240_get_port_link(struct switch_dev *dev, int port, - struct switch_port_link *link) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - struct mii_bus *mii = as->mii_bus; - u32 status; - - if (port >= AR7240_NUM_PORTS) - return -EINVAL; - - status = ar7240sw_reg_read(mii, AR7240_REG_PORT_STATUS(port)); - link->aneg = !!(status & AR7240_PORT_STATUS_LINK_AUTO); - if (link->aneg) { - link->link = !!(status & AR7240_PORT_STATUS_LINK_UP); - if (!link->link) - return 0; - } else { - link->link = true; - } - - link->duplex = !!(status & AR7240_PORT_STATUS_DUPLEX); - link->tx_flow = !!(status & AR7240_PORT_STATUS_TXFLOW); - link->rx_flow = !!(status & AR7240_PORT_STATUS_RXFLOW); - switch (status & AR7240_PORT_STATUS_SPEED_M) { - case AR7240_PORT_STATUS_SPEED_10: - link->speed = SWITCH_PORT_SPEED_10; - break; - case AR7240_PORT_STATUS_SPEED_100: - link->speed = SWITCH_PORT_SPEED_100; - break; - case AR7240_PORT_STATUS_SPEED_1000: - link->speed = SWITCH_PORT_SPEED_1000; - break; - } - - return 0; -} - -static int -ar7240_get_port_stats(struct switch_dev *dev, int port, - struct switch_port_stats *stats) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - - if (port >= AR7240_NUM_PORTS) - return -EINVAL; - - ar7240sw_capture_stats(as); - - read_lock(&as->stats_lock); - stats->rx_bytes = as->port_stats[port].rx_good_byte; - stats->tx_bytes = as->port_stats[port].tx_byte; - read_unlock(&as->stats_lock); - - return 0; -} - -static int -ar7240_set_mirror_monitor_port(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - struct mii_bus *mii = as->mii_bus; - - int port = val->value.i; - - if (port > 15) - return -EINVAL; - - ar7240sw_reg_rmw(mii, AR7240_REG_CPU_PORT, - AR7240_MIRROR_PORT_M << AR7240_MIRROR_PORT_S, - port << AR7240_MIRROR_PORT_S); - - return 0; -} - -static int -ar7240_get_mirror_monitor_port(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - struct mii_bus *mii = as->mii_bus; - - u32 ret; - - ret = ar7240sw_reg_read(mii, AR7240_REG_CPU_PORT); - val->value.i = (ret >> AR7240_MIRROR_PORT_S) & AR7240_MIRROR_PORT_M; - - return 0; -} - -static int -ar7240_set_mirror_rx(struct switch_dev *dev, const struct switch_attr *attr, - struct switch_val *val) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - struct mii_bus *mii = as->mii_bus; - - int port = val->port_vlan; - - if (port >= dev->ports) - return -EINVAL; - - if (val && val->value.i == 1) - ar7240sw_reg_set(mii, AR7240_REG_PORT_CTRL(port), - AR7240_PORT_CTRL_MIRROR_RX); - else - ar7240sw_reg_rmw(mii, AR7240_REG_PORT_CTRL(port), - AR7240_PORT_CTRL_MIRROR_RX, 0); - - return 0; -} - -static int -ar7240_get_mirror_rx(struct switch_dev *dev, const struct switch_attr *attr, - struct switch_val *val) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - struct mii_bus *mii = as->mii_bus; - - u32 ctrl; - - int port = val->port_vlan; - - if (port >= dev->ports) - return -EINVAL; - - ctrl = ar7240sw_reg_read(mii, AR7240_REG_PORT_CTRL(port)); - - if ((ctrl & AR7240_PORT_CTRL_MIRROR_RX) == AR7240_PORT_CTRL_MIRROR_RX) - val->value.i = 1; - else - val->value.i = 0; - - return 0; -} - -static int -ar7240_set_mirror_tx(struct switch_dev *dev, const struct switch_attr *attr, - struct switch_val *val) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - struct mii_bus *mii = as->mii_bus; - - int port = val->port_vlan; - - if (port >= dev->ports) - return -EINVAL; - - if (val && val->value.i == 1) - ar7240sw_reg_set(mii, AR7240_REG_PORT_CTRL(port), - AR7240_PORT_CTRL_MIRROR_TX); - else - ar7240sw_reg_rmw(mii, AR7240_REG_PORT_CTRL(port), - AR7240_PORT_CTRL_MIRROR_TX, 0); - - return 0; -} - -static int -ar7240_get_mirror_tx(struct switch_dev *dev, const struct switch_attr *attr, - struct switch_val *val) -{ - struct ar7240sw *as = sw_to_ar7240(dev); - struct mii_bus *mii = as->mii_bus; - - u32 ctrl; - - int port = val->port_vlan; - - if (port >= dev->ports) - return -EINVAL; - - ctrl = ar7240sw_reg_read(mii, AR7240_REG_PORT_CTRL(port)); - - if ((ctrl & AR7240_PORT_CTRL_MIRROR_TX) == AR7240_PORT_CTRL_MIRROR_TX) - val->value.i = 1; - else - val->value.i = 0; - - return 0; -} - -static struct switch_attr ar7240_globals[] = { - { - .type = SWITCH_TYPE_INT, - .name = "enable_vlan", - .description = "Enable VLAN mode", - .set = ar7240_set_vlan, - .get = ar7240_get_vlan, - .max = 1 - }, - { - .type = SWITCH_TYPE_INT, - .name = "mirror_monitor_port", - .description = "Mirror monitor port", - .set = ar7240_set_mirror_monitor_port, - .get = ar7240_get_mirror_monitor_port, - .max = 15 - }, -}; - -static struct switch_attr ar7240_port[] = { - { - .type = SWITCH_TYPE_INT, - .name = "enable_mirror_rx", - .description = "Enable mirroring of RX packets", - .set = ar7240_set_mirror_rx, - .get = ar7240_get_mirror_rx, - .max = 1 - }, - { - .type = SWITCH_TYPE_INT, - .name = "enable_mirror_tx", - .description = "Enable mirroring of TX packets", - .set = ar7240_set_mirror_tx, - .get = ar7240_get_mirror_tx, - .max = 1 - }, -}; - -static struct switch_attr ar7240_vlan[] = { - { - .type = SWITCH_TYPE_INT, - .name = "vid", - .description = "VLAN ID", - .set = ar7240_set_vid, - .get = ar7240_get_vid, - .max = 4094, - }, -}; - -static const struct switch_dev_ops ar7240_ops = { - .attr_global = { - .attr = ar7240_globals, - .n_attr = ARRAY_SIZE(ar7240_globals), - }, - .attr_port = { - .attr = ar7240_port, - .n_attr = ARRAY_SIZE(ar7240_port), - }, - .attr_vlan = { - .attr = ar7240_vlan, - .n_attr = ARRAY_SIZE(ar7240_vlan), - }, - .get_port_pvid = ar7240_get_pvid, - .set_port_pvid = ar7240_set_pvid, - .get_vlan_ports = ar7240_get_ports, - .set_vlan_ports = ar7240_set_ports, - .apply_config = ar7240_hw_apply, - .reset_switch = ar7240_reset_switch, - .get_port_link = ar7240_get_port_link, - .get_port_stats = ar7240_get_port_stats, -}; - -static int -ag71xx_ar7240_probe(struct mdio_device *mdiodev) -{ - struct mii_bus *mii = mdiodev->bus; - struct ar7240sw *as; - struct switch_dev *swdev; - struct reset_control *switch_reset; - u32 ctrl; - int phy_if_mode, err, i; - - as = devm_kzalloc(&mdiodev->dev, sizeof(*as), GFP_KERNEL); - if (!as) - return -ENOMEM; - - as->mii_bus = mii; - as->of_node = mdiodev->dev.of_node; - as->mdio_node = of_get_child_by_name(as->of_node, "mdio-bus"); - - swdev = &as->swdev; - - switch_reset = devm_reset_control_get_optional(&mdiodev->dev, "switch"); - if (switch_reset) { - reset_control_assert(switch_reset); - msleep(50); - reset_control_deassert(switch_reset); - msleep(200); - } - - ctrl = ar7240sw_reg_read(mii, AR7240_REG_MASK_CTRL); - as->ver = (ctrl >> AR7240_MASK_CTRL_VERSION_S) & - AR7240_MASK_CTRL_VERSION_M; - - if (sw_is_ar7240(as)) { - swdev->name = "AR7240/AR9330 built-in switch"; - swdev->ports = AR7240_NUM_PORTS - 1; - } else if (sw_is_ar934x(as)) { - swdev->name = "AR934X built-in switch"; - phy_if_mode = of_get_phy_mode(as->of_node); - - if (phy_if_mode == PHY_INTERFACE_MODE_GMII) { - ar7240sw_reg_set(mii, AR934X_REG_OPER_MODE0, - AR934X_OPER_MODE0_MAC_GMII_EN); - } else if (phy_if_mode == PHY_INTERFACE_MODE_MII) { - ar7240sw_reg_set(mii, AR934X_REG_OPER_MODE0, - AR934X_OPER_MODE0_PHY_MII_EN); - } else { - pr_err("%s: invalid PHY interface mode\n", - dev_name(&mdiodev->dev)); - return -EINVAL; - } - - if (of_property_read_bool(as->of_node, "phy4-mii-enable")) { - ar7240sw_reg_set(mii, AR934X_REG_OPER_MODE1, - AR934X_REG_OPER_MODE1_PHY4_MII_EN); - swdev->ports = AR7240_NUM_PORTS - 1; - } else { - swdev->ports = AR7240_NUM_PORTS; - } - } else { - pr_err("%s: unsupported chip, ctrl=%08x\n", - dev_name(&mdiodev->dev), ctrl); - return -EINVAL; - } - - swdev->cpu_port = AR7240_PORT_CPU; - swdev->vlans = AR7240_MAX_VLANS; - swdev->ops = &ar7240_ops; - swdev->alias = dev_name(&mdiodev->dev); - - if ((err = register_switch(&as->swdev, NULL)) < 0) - return err; - - pr_info("%s: Found an %s\n", dev_name(&mdiodev->dev), swdev->name); - - as->switch_mii_bus = devm_mdiobus_alloc(&mdiodev->dev); - as->switch_mii_bus->name = "ar7240sw_mdio"; - as->switch_mii_bus->read = ar7240sw_phy_read; - as->switch_mii_bus->write = ar7240sw_phy_write; - as->switch_mii_bus->priv = as; - as->switch_mii_bus->parent = &mdiodev->dev; - snprintf(as->switch_mii_bus->id, MII_BUS_ID_SIZE, "%s", dev_name(&mdiodev->dev)); - - if(as->mdio_node) { - err = of_mdiobus_register(as->switch_mii_bus, as->mdio_node); - if (err) - return err; - } - - /* initialize defaults */ - for (i = 0; i < AR7240_MAX_VLANS; i++) - as->vlan_id[i] = i; - - as->vlan_table[0] = ar7240sw_port_mask_all(as); - ar7240sw_reset(as); - ar7240_hw_apply(&as->swdev); - rwlock_init(&as->stats_lock); - dev_set_drvdata(&mdiodev->dev, as); - return 0; -} - -static void -ag71xx_ar7240_remove(struct mdio_device *mdiodev) -{ - struct ar7240sw *as = dev_get_drvdata(&mdiodev->dev); - if(as->mdio_node) - mdiobus_unregister(as->switch_mii_bus); - unregister_switch(&as->swdev); -} - -static const struct of_device_id ag71xx_sw_of_match[] = { - { .compatible = "qca,ar8216-builtin" }, - { .compatible = "qca,ar8229-builtin" }, - { /* sentinel */ }, -}; - -static struct mdio_driver ag71xx_sw_driver = { - .probe = ag71xx_ar7240_probe, - .remove = ag71xx_ar7240_remove, - .mdiodrv.driver = { - .name = "ag71xx-switch", - .of_match_table = ag71xx_sw_of_match, - }, -}; - -mdio_module_driver(ag71xx_sw_driver); -MODULE_LICENSE("GPL"); -- 2.30.2