diff options
Diffstat (limited to 'drivers/net/dsa/microchip')
-rw-r--r-- | drivers/net/dsa/microchip/ksz8795.c | 28 | ||||
-rw-r--r-- | drivers/net/dsa/microchip/ksz8863_smi.c | 13 | ||||
-rw-r--r-- | drivers/net/dsa/microchip/ksz9477.c | 116 | ||||
-rw-r--r-- | drivers/net/dsa/microchip/ksz9477_i2c.c | 4 | ||||
-rw-r--r-- | drivers/net/dsa/microchip/ksz_common.c | 51 | ||||
-rw-r--r-- | drivers/net/dsa/microchip/ksz_common.h | 76 | ||||
-rw-r--r-- | drivers/net/dsa/microchip/ksz_spi.c | 2 | ||||
-rw-r--r-- | drivers/net/dsa/microchip/lan937x_main.c | 8 |
8 files changed, 155 insertions, 143 deletions
diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index f56fca1b1a22..84d502589f8e 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -28,13 +28,13 @@ static void ksz_cfg(struct ksz_device *dev, u32 addr, u8 bits, bool set) { - regmap_update_bits(dev->regmap[0], addr, bits, set ? bits : 0); + regmap_update_bits(ksz_regmap_8(dev), addr, bits, set ? bits : 0); } static void ksz_port_cfg(struct ksz_device *dev, int port, int offset, u8 bits, bool set) { - regmap_update_bits(dev->regmap[0], PORT_CTRL_ADDR(port, offset), + regmap_update_bits(ksz_regmap_8(dev), PORT_CTRL_ADDR(port, offset), bits, set ? bits : 0); } @@ -941,7 +941,6 @@ void ksz8_flush_dyn_mac_table(struct ksz_device *dev, int port) { u8 learn[DSA_MAX_PORTS]; int first, index, cnt; - struct ksz_port *p; const u16 *regs; regs = dev->info->regs; @@ -955,9 +954,6 @@ void ksz8_flush_dyn_mac_table(struct ksz_device *dev, int port) cnt = dev->info->port_cnt; } for (index = first; index < cnt; index++) { - p = &dev->ports[index]; - if (!p->on) - continue; ksz_pread8(dev, index, regs[P_STP_CTRL], &learn[index]); if (!(learn[index] & PORT_LEARN_DISABLE)) ksz_pwrite8(dev, index, regs[P_STP_CTRL], @@ -965,9 +961,6 @@ void ksz8_flush_dyn_mac_table(struct ksz_device *dev, int port) } ksz_cfg(dev, S_FLUSH_TABLE_CTRL, SW_FLUSH_DYN_MAC_TABLE, true); for (index = first; index < cnt; index++) { - p = &dev->ports[index]; - if (!p->on) - continue; if (!(learn[index] & PORT_LEARN_DISABLE)) ksz_pwrite8(dev, index, regs[P_STP_CTRL], learn[index]); } @@ -1338,25 +1331,14 @@ void ksz8_config_cpu_port(struct dsa_switch *ds) ksz_cfg(dev, regs[S_TAIL_TAG_CTRL], masks[SW_TAIL_TAG_ENABLE], true); - p = &dev->ports[dev->cpu_port]; - p->on = 1; - ksz8_port_setup(dev, dev->cpu_port, true); for (i = 0; i < dev->phy_port_cnt; i++) { - p = &dev->ports[i]; - ksz_port_stp_state_set(ds, i, BR_STATE_DISABLED); - - /* Last port may be disabled. */ - if (i == dev->phy_port_cnt) - break; - p->on = 1; } for (i = 0; i < dev->phy_port_cnt; i++) { p = &dev->ports[i]; - if (!p->on) - continue; + if (!ksz_is_ksz88x3(dev)) { ksz_pread8(dev, i, regs[P_REMOTE_STATUS], &remote); if (remote & KSZ8_PORT_FIBER_MODE) @@ -1425,14 +1407,14 @@ int ksz8_setup(struct dsa_switch *ds) ksz_cfg(dev, S_LINK_AGING_CTRL, SW_LINK_AUTO_AGING, true); /* Enable aggressive back off algorithm in half duplex mode. */ - regmap_update_bits(dev->regmap[0], REG_SW_CTRL_1, + regmap_update_bits(ksz_regmap_8(dev), REG_SW_CTRL_1, SW_AGGR_BACKOFF, SW_AGGR_BACKOFF); /* * Make sure unicast VLAN boundary is set as default and * enable no excessive collision drop. */ - regmap_update_bits(dev->regmap[0], REG_SW_CTRL_2, + regmap_update_bits(ksz_regmap_8(dev), REG_SW_CTRL_2, UNICAST_VLAN_BOUNDARY | NO_EXC_COLLISION_DROP, UNICAST_VLAN_BOUNDARY | NO_EXC_COLLISION_DROP); diff --git a/drivers/net/dsa/microchip/ksz8863_smi.c b/drivers/net/dsa/microchip/ksz8863_smi.c index 3698112138b7..fd6e2e69a42a 100644 --- a/drivers/net/dsa/microchip/ksz8863_smi.c +++ b/drivers/net/dsa/microchip/ksz8863_smi.c @@ -104,6 +104,7 @@ static const struct regmap_config ksz8863_regmap_config[] = { .cache_type = REGCACHE_NONE, .lock = ksz_regmap_lock, .unlock = ksz_regmap_unlock, + .max_register = U8_MAX, }, { .name = "#16", @@ -113,6 +114,7 @@ static const struct regmap_config ksz8863_regmap_config[] = { .cache_type = REGCACHE_NONE, .lock = ksz_regmap_lock, .unlock = ksz_regmap_unlock, + .max_register = U8_MAX, }, { .name = "#32", @@ -122,11 +124,14 @@ static const struct regmap_config ksz8863_regmap_config[] = { .cache_type = REGCACHE_NONE, .lock = ksz_regmap_lock, .unlock = ksz_regmap_unlock, + .max_register = U8_MAX, } }; static int ksz8863_smi_probe(struct mdio_device *mdiodev) { + struct device *ddev = &mdiodev->dev; + const struct ksz_chip_data *chip; struct regmap_config rc; struct ksz_device *dev; int ret; @@ -136,9 +141,15 @@ static int ksz8863_smi_probe(struct mdio_device *mdiodev) if (!dev) return -ENOMEM; - for (i = 0; i < ARRAY_SIZE(ksz8863_regmap_config); i++) { + chip = device_get_match_data(ddev); + if (!chip) + return -EINVAL; + + for (i = 0; i < __KSZ_NUM_REGMAPS; i++) { rc = ksz8863_regmap_config[i]; rc.lock_arg = &dev->regmap_mutex; + rc.wr_table = chip->wr_table; + rc.rd_table = chip->rd_table; dev->regmap[i] = devm_regmap_init(&mdiodev->dev, ®map_smi[i], dev, &rc); diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c index bf13d47c26cf..83b7f2d5c1ea 100644 --- a/drivers/net/dsa/microchip/ksz9477.c +++ b/drivers/net/dsa/microchip/ksz9477.c @@ -21,25 +21,25 @@ static void ksz_cfg(struct ksz_device *dev, u32 addr, u8 bits, bool set) { - regmap_update_bits(dev->regmap[0], addr, bits, set ? bits : 0); + regmap_update_bits(ksz_regmap_8(dev), addr, bits, set ? bits : 0); } static void ksz_port_cfg(struct ksz_device *dev, int port, int offset, u8 bits, bool set) { - regmap_update_bits(dev->regmap[0], PORT_CTRL_ADDR(port, offset), + regmap_update_bits(ksz_regmap_8(dev), PORT_CTRL_ADDR(port, offset), bits, set ? bits : 0); } static void ksz9477_cfg32(struct ksz_device *dev, u32 addr, u32 bits, bool set) { - regmap_update_bits(dev->regmap[2], addr, bits, set ? bits : 0); + regmap_update_bits(ksz_regmap_32(dev), addr, bits, set ? bits : 0); } static void ksz9477_port_cfg32(struct ksz_device *dev, int port, int offset, u32 bits, bool set) { - regmap_update_bits(dev->regmap[2], PORT_CTRL_ADDR(port, offset), + regmap_update_bits(ksz_regmap_32(dev), PORT_CTRL_ADDR(port, offset), bits, set ? bits : 0); } @@ -52,7 +52,7 @@ int ksz9477_change_mtu(struct ksz_device *dev, int port, int mtu) frame_size = mtu + VLAN_ETH_HLEN + ETH_FCS_LEN; - return regmap_update_bits(dev->regmap[1], REG_SW_MTU__2, + return regmap_update_bits(ksz_regmap_16(dev), REG_SW_MTU__2, REG_SW_MTU_MASK, frame_size); } @@ -60,7 +60,7 @@ static int ksz9477_wait_vlan_ctrl_ready(struct ksz_device *dev) { unsigned int val; - return regmap_read_poll_timeout(dev->regmap[0], REG_SW_VLAN_CTRL, + return regmap_read_poll_timeout(ksz_regmap_8(dev), REG_SW_VLAN_CTRL, val, !(val & VLAN_START), 10, 1000); } @@ -147,7 +147,7 @@ static int ksz9477_wait_alu_ready(struct ksz_device *dev) { unsigned int val; - return regmap_read_poll_timeout(dev->regmap[2], REG_SW_ALU_CTRL__4, + return regmap_read_poll_timeout(ksz_regmap_32(dev), REG_SW_ALU_CTRL__4, val, !(val & ALU_START), 10, 1000); } @@ -155,7 +155,7 @@ static int ksz9477_wait_alu_sta_ready(struct ksz_device *dev) { unsigned int val; - return regmap_read_poll_timeout(dev->regmap[2], + return regmap_read_poll_timeout(ksz_regmap_32(dev), REG_SW_ALU_STAT_CTRL__4, val, !(val & ALU_STAT_START), 10, 1000); @@ -170,7 +170,7 @@ int ksz9477_reset_switch(struct ksz_device *dev) ksz_cfg(dev, REG_SW_OPERATION, SW_RESET, true); /* turn off SPI DO Edge select */ - regmap_update_bits(dev->regmap[0], REG_SW_GLOBAL_SERIAL_CTRL_0, + regmap_update_bits(ksz_regmap_8(dev), REG_SW_GLOBAL_SERIAL_CTRL_0, SPI_AUTO_EDGE_DETECTION, 0); /* default configuration */ @@ -213,7 +213,7 @@ void ksz9477_r_mib_cnt(struct ksz_device *dev, int port, u16 addr, u64 *cnt) data |= (addr << MIB_COUNTER_INDEX_S); ksz_pwrite32(dev, port, REG_PORT_MIB_CTRL_STAT__4, data); - ret = regmap_read_poll_timeout(dev->regmap[2], + ret = regmap_read_poll_timeout(ksz_regmap_32(dev), PORT_CTRL_ADDR(port, REG_PORT_MIB_CTRL_STAT__4), val, !(val & MIB_COUNTER_READ), 10, 1000); /* failed to read MIB. get out of loop */ @@ -329,11 +329,27 @@ int ksz9477_r_phy(struct ksz_device *dev, u16 addr, u16 reg, u16 *data) int ksz9477_w_phy(struct ksz_device *dev, u16 addr, u16 reg, u16 val) { + u32 mask, val32; + /* No real PHY after this. */ if (!dev->info->internal_phy[addr]) return 0; - return ksz_pwrite16(dev, addr, 0x100 + (reg << 1), val); + if (reg < 0x10) + return ksz_pwrite16(dev, addr, 0x100 + (reg << 1), val); + + /* Errata: When using SPI, I2C, or in-band register access, + * writes to certain PHY registers should be performed as + * 32-bit writes instead of 16-bit writes. + */ + val32 = val; + mask = 0xffff; + if ((reg & 1) == 0) { + val32 <<= 16; + mask <<= 16; + } + reg &= ~1; + return ksz_prmw32(dev, addr, 0x100 + (reg << 1), mask, val32); } void ksz9477_cfg_port_member(struct ksz_device *dev, int port, u8 member) @@ -346,7 +362,7 @@ void ksz9477_flush_dyn_mac_table(struct ksz_device *dev, int port) const u16 *regs = dev->info->regs; u8 data; - regmap_update_bits(dev->regmap[0], REG_SW_LUE_CTRL_2, + regmap_update_bits(ksz_regmap_8(dev), REG_SW_LUE_CTRL_2, SW_FLUSH_OPTION_M << SW_FLUSH_OPTION_S, SW_FLUSH_OPTION_DYN_MAC << SW_FLUSH_OPTION_S); @@ -889,62 +905,6 @@ static phy_interface_t ksz9477_get_interface(struct ksz_device *dev, int port) return interface; } -static void ksz9477_port_mmd_write(struct ksz_device *dev, int port, - u8 dev_addr, u16 reg_addr, u16 val) -{ - ksz_pwrite16(dev, port, REG_PORT_PHY_MMD_SETUP, - MMD_SETUP(PORT_MMD_OP_INDEX, dev_addr)); - ksz_pwrite16(dev, port, REG_PORT_PHY_MMD_INDEX_DATA, reg_addr); - ksz_pwrite16(dev, port, REG_PORT_PHY_MMD_SETUP, - MMD_SETUP(PORT_MMD_OP_DATA_NO_INCR, dev_addr)); - ksz_pwrite16(dev, port, REG_PORT_PHY_MMD_INDEX_DATA, val); -} - -static void ksz9477_phy_errata_setup(struct ksz_device *dev, int port) -{ - /* Apply PHY settings to address errata listed in - * KSZ9477, KSZ9897, KSZ9896, KSZ9567, KSZ8565 - * Silicon Errata and Data Sheet Clarification documents: - * - * Register settings are needed to improve PHY receive performance - */ - ksz9477_port_mmd_write(dev, port, 0x01, 0x6f, 0xdd0b); - ksz9477_port_mmd_write(dev, port, 0x01, 0x8f, 0x6032); - ksz9477_port_mmd_write(dev, port, 0x01, 0x9d, 0x248c); - ksz9477_port_mmd_write(dev, port, 0x01, 0x75, 0x0060); - ksz9477_port_mmd_write(dev, port, 0x01, 0xd3, 0x7777); - ksz9477_port_mmd_write(dev, port, 0x1c, 0x06, 0x3008); - ksz9477_port_mmd_write(dev, port, 0x1c, 0x08, 0x2001); - - /* Transmit waveform amplitude can be improved - * (1000BASE-T, 100BASE-TX, 10BASE-Te) - */ - ksz9477_port_mmd_write(dev, port, 0x1c, 0x04, 0x00d0); - - /* Energy Efficient Ethernet (EEE) feature select must - * be manually disabled (except on KSZ8565 which is 100Mbit) - */ - if (dev->info->gbit_capable[port]) - ksz9477_port_mmd_write(dev, port, 0x07, 0x3c, 0x0000); - - /* Register settings are required to meet data sheet - * supply current specifications - */ - ksz9477_port_mmd_write(dev, port, 0x1c, 0x13, 0x6eff); - ksz9477_port_mmd_write(dev, port, 0x1c, 0x14, 0xe6ff); - ksz9477_port_mmd_write(dev, port, 0x1c, 0x15, 0x6eff); - ksz9477_port_mmd_write(dev, port, 0x1c, 0x16, 0xe6ff); - ksz9477_port_mmd_write(dev, port, 0x1c, 0x17, 0x00ff); - ksz9477_port_mmd_write(dev, port, 0x1c, 0x18, 0x43ff); - ksz9477_port_mmd_write(dev, port, 0x1c, 0x19, 0xc3ff); - ksz9477_port_mmd_write(dev, port, 0x1c, 0x1a, 0x6fff); - ksz9477_port_mmd_write(dev, port, 0x1c, 0x1b, 0x07ff); - ksz9477_port_mmd_write(dev, port, 0x1c, 0x1c, 0x0fff); - ksz9477_port_mmd_write(dev, port, 0x1c, 0x1d, 0xe7ff); - ksz9477_port_mmd_write(dev, port, 0x1c, 0x1e, 0xefff); - ksz9477_port_mmd_write(dev, port, 0x1c, 0x20, 0xeeee); -} - void ksz9477_get_caps(struct ksz_device *dev, int port, struct phylink_config *config) { @@ -1029,20 +989,10 @@ void ksz9477_port_setup(struct ksz_device *dev, int port, bool cpu_port) /* enable 802.1p priority */ ksz_port_cfg(dev, port, P_PRIO_CTRL, PORT_802_1P_PRIO_ENABLE, true); - if (dev->info->internal_phy[port]) { - /* do not force flow control */ - ksz_port_cfg(dev, port, REG_PORT_CTRL_0, - PORT_FORCE_TX_FLOW_CTRL | PORT_FORCE_RX_FLOW_CTRL, - false); - - if (dev->info->phy_errata_9477) - ksz9477_phy_errata_setup(dev, port); - } else { - /* force flow control */ - ksz_port_cfg(dev, port, REG_PORT_CTRL_0, - PORT_FORCE_TX_FLOW_CTRL | PORT_FORCE_RX_FLOW_CTRL, - true); - } + /* force flow control for non-PHY ports only */ + ksz_port_cfg(dev, port, REG_PORT_CTRL_0, + PORT_FORCE_TX_FLOW_CTRL | PORT_FORCE_RX_FLOW_CTRL, + !dev->info->internal_phy[port]); if (cpu_port) member = dsa_user_ports(ds); @@ -1165,7 +1115,7 @@ int ksz9477_setup(struct dsa_switch *ds) ksz_cfg(dev, REG_SW_MAC_CTRL_1, SW_JUMBO_PACKET, true); /* Now we can configure default MTU value */ - ret = regmap_update_bits(dev->regmap[1], REG_SW_MTU__2, REG_SW_MTU_MASK, + ret = regmap_update_bits(ksz_regmap_16(dev), REG_SW_MTU__2, REG_SW_MTU_MASK, VLAN_ETH_FRAME_LEN + ETH_FCS_LEN); if (ret) return ret; diff --git a/drivers/net/dsa/microchip/ksz9477_i2c.c b/drivers/net/dsa/microchip/ksz9477_i2c.c index 97a317263a2f..2710afad4f3a 100644 --- a/drivers/net/dsa/microchip/ksz9477_i2c.c +++ b/drivers/net/dsa/microchip/ksz9477_i2c.c @@ -24,7 +24,7 @@ static int ksz9477_i2c_probe(struct i2c_client *i2c) if (!dev) return -ENOMEM; - for (i = 0; i < ARRAY_SIZE(ksz9477_regmap_config); i++) { + for (i = 0; i < __KSZ_NUM_REGMAPS; i++) { rc = ksz9477_regmap_config[i]; rc.lock_arg = &dev->regmap_mutex; dev->regmap[i] = devm_regmap_init_i2c(i2c, &rc); @@ -119,7 +119,7 @@ static struct i2c_driver ksz9477_i2c_driver = { .name = "ksz9477-switch", .of_match_table = ksz9477_dt_ids, }, - .probe_new = ksz9477_i2c_probe, + .probe = ksz9477_i2c_probe, .remove = ksz9477_i2c_remove, .shutdown = ksz9477_i2c_shutdown, .id_table = ksz9477_i2c_id, diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index a4428be5f483..813b91a816bb 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -1075,6 +1075,45 @@ static const struct regmap_access_table ksz9896_register_set = { .n_yes_ranges = ARRAY_SIZE(ksz9896_valid_regs), }; +static const struct regmap_range ksz8873_valid_regs[] = { + regmap_reg_range(0x00, 0x01), + /* global control register */ + regmap_reg_range(0x02, 0x0f), + + /* port registers */ + regmap_reg_range(0x10, 0x1d), + regmap_reg_range(0x1e, 0x1f), + regmap_reg_range(0x20, 0x2d), + regmap_reg_range(0x2e, 0x2f), + regmap_reg_range(0x30, 0x39), + regmap_reg_range(0x3f, 0x3f), + + /* advanced control registers */ + regmap_reg_range(0x60, 0x6f), + regmap_reg_range(0x70, 0x75), + regmap_reg_range(0x76, 0x78), + regmap_reg_range(0x79, 0x7a), + regmap_reg_range(0x7b, 0x83), + regmap_reg_range(0x8e, 0x99), + regmap_reg_range(0x9a, 0xa5), + regmap_reg_range(0xa6, 0xa6), + regmap_reg_range(0xa7, 0xaa), + regmap_reg_range(0xab, 0xae), + regmap_reg_range(0xaf, 0xba), + regmap_reg_range(0xbb, 0xbc), + regmap_reg_range(0xbd, 0xbd), + regmap_reg_range(0xc0, 0xc0), + regmap_reg_range(0xc2, 0xc2), + regmap_reg_range(0xc3, 0xc3), + regmap_reg_range(0xc4, 0xc4), + regmap_reg_range(0xc6, 0xc6), +}; + +static const struct regmap_access_table ksz8873_register_set = { + .yes_ranges = ksz8873_valid_regs, + .n_yes_ranges = ARRAY_SIZE(ksz8873_valid_regs), +}; + const struct ksz_chip_data ksz_switch_chips[] = { [KSZ8563] = { .chip_id = KSZ8563_CHIP_ID, @@ -1214,6 +1253,8 @@ const struct ksz_chip_data ksz_switch_chips[] = { .supports_mii = {false, false, true}, .supports_rmii = {false, false, true}, .internal_phy = {true, true, false}, + .wr_table = &ksz8873_register_set, + .rd_table = &ksz8873_register_set, }, [KSZ9477] = { @@ -1229,7 +1270,6 @@ const struct ksz_chip_data ksz_switch_chips[] = { .tc_cbs_supported = true, .tc_ets_supported = true, .ops = &ksz9477_dev_ops, - .phy_errata_9477 = true, .mib_names = ksz9477_mib_names, .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), .reg_mib_cnt = MIB_COUNTER_NUM, @@ -1262,7 +1302,6 @@ const struct ksz_chip_data ksz_switch_chips[] = { .port_nirqs = 2, .num_tx_queues = 4, .ops = &ksz9477_dev_ops, - .phy_errata_9477 = true, .mib_names = ksz9477_mib_names, .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), .reg_mib_cnt = MIB_COUNTER_NUM, @@ -1295,7 +1334,6 @@ const struct ksz_chip_data ksz_switch_chips[] = { .port_nirqs = 2, .num_tx_queues = 4, .ops = &ksz9477_dev_ops, - .phy_errata_9477 = true, .mib_names = ksz9477_mib_names, .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), .reg_mib_cnt = MIB_COUNTER_NUM, @@ -1382,7 +1420,6 @@ const struct ksz_chip_data ksz_switch_chips[] = { .tc_cbs_supported = true, .tc_ets_supported = true, .ops = &ksz9477_dev_ops, - .phy_errata_9477 = true, .mib_names = ksz9477_mib_names, .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), .reg_mib_cnt = MIB_COUNTER_NUM, @@ -2095,7 +2132,7 @@ static int ksz_setup(struct dsa_switch *ds) } /* set broadcast storm protection 10% rate */ - regmap_update_bits(dev->regmap[1], regs[S_BROADCAST_CTRL], + regmap_update_bits(ksz_regmap_16(dev), regs[S_BROADCAST_CTRL], BROADCAST_STORM_RATE, (BROADCAST_STORM_VALUE * BROADCAST_STORM_PROT_RATE) / 100); @@ -2106,7 +2143,7 @@ static int ksz_setup(struct dsa_switch *ds) ds->num_tx_queues = dev->info->num_tx_queues; - regmap_update_bits(dev->regmap[0], regs[S_MULTICAST_CTRL], + regmap_update_bits(ksz_regmap_8(dev), regs[S_MULTICAST_CTRL], MULTICAST_STORM_DISABLE, MULTICAST_STORM_DISABLE); ksz_init_mib_timer(dev); @@ -2156,7 +2193,7 @@ static int ksz_setup(struct dsa_switch *ds) } /* start switch */ - regmap_update_bits(dev->regmap[0], regs[S_START_CTRL], + regmap_update_bits(ksz_regmap_8(dev), regs[S_START_CTRL], SW_START, SW_START); return 0; diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h index 8abecaf6089e..28444e5924f9 100644 --- a/drivers/net/dsa/microchip/ksz_common.h +++ b/drivers/net/dsa/microchip/ksz_common.h @@ -22,6 +22,13 @@ struct ksz_device; struct ksz_port; +enum ksz_regmap_width { + KSZ_REGMAP_8, + KSZ_REGMAP_16, + KSZ_REGMAP_32, + __KSZ_NUM_REGMAPS, +}; + struct vlan_table { u32 table[3]; }; @@ -53,7 +60,6 @@ struct ksz_chip_data { bool tc_cbs_supported; bool tc_ets_supported; const struct ksz_dev_ops *ops; - bool phy_errata_9477; bool ksz87xx_eee_link_erratum; const struct ksz_mib_names *mib_names; int mib_cnt; @@ -101,7 +107,6 @@ struct ksz_port { int stp_state; struct phy_device phydev; - u32 on:1; /* port is not disabled by hardware */ u32 fiber:1; /* port is fiber */ u32 force:1; u32 read:1; /* read MIB counters in background */ @@ -137,7 +142,7 @@ struct ksz_device { const struct ksz_dev_ops *dev_ops; struct device *dev; - struct regmap *regmap[3]; + struct regmap *regmap[__KSZ_NUM_REGMAPS]; void *priv; int irq; @@ -377,11 +382,25 @@ phy_interface_t ksz_get_xmii(struct ksz_device *dev, int port, bool gbit); extern const struct ksz_chip_data ksz_switch_chips[]; /* Common register access functions */ +static inline struct regmap *ksz_regmap_8(struct ksz_device *dev) +{ + return dev->regmap[KSZ_REGMAP_8]; +} + +static inline struct regmap *ksz_regmap_16(struct ksz_device *dev) +{ + return dev->regmap[KSZ_REGMAP_16]; +} + +static inline struct regmap *ksz_regmap_32(struct ksz_device *dev) +{ + return dev->regmap[KSZ_REGMAP_32]; +} static inline int ksz_read8(struct ksz_device *dev, u32 reg, u8 *val) { unsigned int value; - int ret = regmap_read(dev->regmap[0], reg, &value); + int ret = regmap_read(ksz_regmap_8(dev), reg, &value); if (ret) dev_err(dev->dev, "can't read 8bit reg: 0x%x %pe\n", reg, @@ -394,7 +413,7 @@ static inline int ksz_read8(struct ksz_device *dev, u32 reg, u8 *val) static inline int ksz_read16(struct ksz_device *dev, u32 reg, u16 *val) { unsigned int value; - int ret = regmap_read(dev->regmap[1], reg, &value); + int ret = regmap_read(ksz_regmap_16(dev), reg, &value); if (ret) dev_err(dev->dev, "can't read 16bit reg: 0x%x %pe\n", reg, @@ -407,7 +426,7 @@ static inline int ksz_read16(struct ksz_device *dev, u32 reg, u16 *val) static inline int ksz_read32(struct ksz_device *dev, u32 reg, u32 *val) { unsigned int value; - int ret = regmap_read(dev->regmap[2], reg, &value); + int ret = regmap_read(ksz_regmap_32(dev), reg, &value); if (ret) dev_err(dev->dev, "can't read 32bit reg: 0x%x %pe\n", reg, @@ -422,7 +441,7 @@ static inline int ksz_read64(struct ksz_device *dev, u32 reg, u64 *val) u32 value[2]; int ret; - ret = regmap_bulk_read(dev->regmap[2], reg, value, 2); + ret = regmap_bulk_read(ksz_regmap_32(dev), reg, value, 2); if (ret) dev_err(dev->dev, "can't read 64bit reg: 0x%x %pe\n", reg, ERR_PTR(ret)); @@ -436,7 +455,7 @@ static inline int ksz_write8(struct ksz_device *dev, u32 reg, u8 value) { int ret; - ret = regmap_write(dev->regmap[0], reg, value); + ret = regmap_write(ksz_regmap_8(dev), reg, value); if (ret) dev_err(dev->dev, "can't write 8bit reg: 0x%x %pe\n", reg, ERR_PTR(ret)); @@ -448,7 +467,7 @@ static inline int ksz_write16(struct ksz_device *dev, u32 reg, u16 value) { int ret; - ret = regmap_write(dev->regmap[1], reg, value); + ret = regmap_write(ksz_regmap_16(dev), reg, value); if (ret) dev_err(dev->dev, "can't write 16bit reg: 0x%x %pe\n", reg, ERR_PTR(ret)); @@ -460,7 +479,7 @@ static inline int ksz_write32(struct ksz_device *dev, u32 reg, u32 value) { int ret; - ret = regmap_write(dev->regmap[2], reg, value); + ret = regmap_write(ksz_regmap_32(dev), reg, value); if (ret) dev_err(dev->dev, "can't write 32bit reg: 0x%x %pe\n", reg, ERR_PTR(ret)); @@ -473,7 +492,7 @@ static inline int ksz_rmw16(struct ksz_device *dev, u32 reg, u16 mask, { int ret; - ret = regmap_update_bits(dev->regmap[1], reg, mask, value); + ret = regmap_update_bits(ksz_regmap_16(dev), reg, mask, value); if (ret) dev_err(dev->dev, "can't rmw 16bit reg 0x%x: %pe\n", reg, ERR_PTR(ret)); @@ -486,7 +505,7 @@ static inline int ksz_rmw32(struct ksz_device *dev, u32 reg, u32 mask, { int ret; - ret = regmap_update_bits(dev->regmap[2], reg, mask, value); + ret = regmap_update_bits(ksz_regmap_32(dev), reg, mask, value); if (ret) dev_err(dev->dev, "can't rmw 32bit reg 0x%x: %pe\n", reg, ERR_PTR(ret)); @@ -503,12 +522,19 @@ static inline int ksz_write64(struct ksz_device *dev, u32 reg, u64 value) val[0] = swab32(value & 0xffffffffULL); val[1] = swab32(value >> 32ULL); - return regmap_bulk_write(dev->regmap[2], reg, val, 2); + return regmap_bulk_write(ksz_regmap_32(dev), reg, val, 2); } static inline int ksz_rmw8(struct ksz_device *dev, int offset, u8 mask, u8 val) { - return regmap_update_bits(dev->regmap[0], offset, mask, val); + int ret; + + ret = regmap_update_bits(ksz_regmap_8(dev), offset, mask, val); + if (ret) + dev_err(dev->dev, "can't rmw 8bit reg 0x%x: %pe\n", offset, + ERR_PTR(ret)); + + return ret; } static inline int ksz_pread8(struct ksz_device *dev, int port, int offset, @@ -549,12 +575,18 @@ static inline int ksz_pwrite32(struct ksz_device *dev, int port, int offset, data); } -static inline void ksz_prmw8(struct ksz_device *dev, int port, int offset, - u8 mask, u8 val) +static inline int ksz_prmw8(struct ksz_device *dev, int port, int offset, + u8 mask, u8 val) +{ + return ksz_rmw8(dev, dev->dev_ops->get_port_addr(port, offset), + mask, val); +} + +static inline int ksz_prmw32(struct ksz_device *dev, int port, int offset, + u32 mask, u32 val) { - regmap_update_bits(dev->regmap[0], - dev->dev_ops->get_port_addr(port, offset), - mask, val); + return ksz_rmw32(dev, dev->dev_ops->get_port_addr(port, offset), + mask, val); } static inline void ksz_regmap_lock(void *__mtx) @@ -709,9 +741,9 @@ static inline int is_lan937x(struct ksz_device *dev) #define KSZ_REGMAP_TABLE(ksz, swp, regbits, regpad, regalign) \ static const struct regmap_config ksz##_regmap_config[] = { \ - KSZ_REGMAP_ENTRY(8, swp, (regbits), (regpad), (regalign)), \ - KSZ_REGMAP_ENTRY(16, swp, (regbits), (regpad), (regalign)), \ - KSZ_REGMAP_ENTRY(32, swp, (regbits), (regpad), (regalign)), \ + [KSZ_REGMAP_8] = KSZ_REGMAP_ENTRY(8, swp, (regbits), (regpad), (regalign)), \ + [KSZ_REGMAP_16] = KSZ_REGMAP_ENTRY(16, swp, (regbits), (regpad), (regalign)), \ + [KSZ_REGMAP_32] = KSZ_REGMAP_ENTRY(32, swp, (regbits), (regpad), (regalign)), \ } #endif diff --git a/drivers/net/dsa/microchip/ksz_spi.c b/drivers/net/dsa/microchip/ksz_spi.c index 96c52e8fb51b..279338451621 100644 --- a/drivers/net/dsa/microchip/ksz_spi.c +++ b/drivers/net/dsa/microchip/ksz_spi.c @@ -63,7 +63,7 @@ static int ksz_spi_probe(struct spi_device *spi) else regmap_config = ksz9477_regmap_config; - for (i = 0; i < ARRAY_SIZE(ksz8795_regmap_config); i++) { + for (i = 0; i < __KSZ_NUM_REGMAPS; i++) { rc = regmap_config[i]; rc.lock_arg = &dev->regmap_mutex; rc.wr_table = chip->wr_table; diff --git a/drivers/net/dsa/microchip/lan937x_main.c b/drivers/net/dsa/microchip/lan937x_main.c index 399a3905e6ca..b479a628b1ae 100644 --- a/drivers/net/dsa/microchip/lan937x_main.c +++ b/drivers/net/dsa/microchip/lan937x_main.c @@ -20,13 +20,13 @@ static int lan937x_cfg(struct ksz_device *dev, u32 addr, u8 bits, bool set) { - return regmap_update_bits(dev->regmap[0], addr, bits, set ? bits : 0); + return regmap_update_bits(ksz_regmap_8(dev), addr, bits, set ? bits : 0); } static int lan937x_port_cfg(struct ksz_device *dev, int port, int offset, u8 bits, bool set) { - return regmap_update_bits(dev->regmap[0], PORT_CTRL_ADDR(port, offset), + return regmap_update_bits(ksz_regmap_8(dev), PORT_CTRL_ADDR(port, offset), bits, set ? bits : 0); } @@ -86,7 +86,7 @@ static int lan937x_internal_phy_write(struct ksz_device *dev, int addr, int reg, if (ret < 0) return ret; - ret = regmap_read_poll_timeout(dev->regmap[1], REG_VPHY_IND_CTRL__2, + ret = regmap_read_poll_timeout(ksz_regmap_16(dev), REG_VPHY_IND_CTRL__2, value, !(value & VPHY_IND_BUSY), 10, 1000); if (ret < 0) { @@ -116,7 +116,7 @@ static int lan937x_internal_phy_read(struct ksz_device *dev, int addr, int reg, if (ret < 0) return ret; - ret = regmap_read_poll_timeout(dev->regmap[1], REG_VPHY_IND_CTRL__2, + ret = regmap_read_poll_timeout(ksz_regmap_16(dev), REG_VPHY_IND_CTRL__2, value, !(value & VPHY_IND_BUSY), 10, 1000); if (ret < 0) { |