diff options
Diffstat (limited to 'drivers/net')
121 files changed, 1404 insertions, 705 deletions
diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 6673122266b7..42db7679c360 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -2335,13 +2335,27 @@ static u32 ksz_get_phy_flags(struct dsa_switch *ds, int port) { struct ksz_device *dev = ds->priv; - if (dev->chip_id == KSZ8830_CHIP_ID) { + switch (dev->chip_id) { + case KSZ8830_CHIP_ID: /* Silicon Errata Sheet (DS80000830A): * Port 1 does not work with LinkMD Cable-Testing. * Port 1 does not respond to received PAUSE control frames. */ if (!port) return MICREL_KSZ8_P1_ERRATA; + break; + case KSZ9477_CHIP_ID: + /* KSZ9477 Errata DS80000754C + * + * Module 4: Energy Efficient Ethernet (EEE) feature select must + * be manually disabled + * The EEE feature is enabled by default, but it is not fully + * operational. It must be manually disabled through register + * controls. If not disabled, the PHY ports can auto-negotiate + * to enable EEE, and this feature can cause link drops when + * linked to another device supporting EEE. + */ + return MICREL_NO_EEE; } return 0; diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 52a99d8bada0..ab434a77b059 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -2958,14 +2958,16 @@ static void mv88e6xxx_hardware_reset(struct mv88e6xxx_chip *chip) * from the wrong location resulting in the switch booting * to wrong mode and inoperable. */ - mv88e6xxx_g1_wait_eeprom_done(chip); + if (chip->info->ops->get_eeprom) + mv88e6xxx_g2_eeprom_wait(chip); gpiod_set_value_cansleep(gpiod, 1); usleep_range(10000, 20000); gpiod_set_value_cansleep(gpiod, 0); usleep_range(10000, 20000); - mv88e6xxx_g1_wait_eeprom_done(chip); + if (chip->info->ops->get_eeprom) + mv88e6xxx_g2_eeprom_wait(chip); } } diff --git a/drivers/net/dsa/mv88e6xxx/global1.c b/drivers/net/dsa/mv88e6xxx/global1.c index 2fa55a643591..174c773b38c2 100644 --- a/drivers/net/dsa/mv88e6xxx/global1.c +++ b/drivers/net/dsa/mv88e6xxx/global1.c @@ -75,37 +75,6 @@ static int mv88e6xxx_g1_wait_init_ready(struct mv88e6xxx_chip *chip) return mv88e6xxx_g1_wait_bit(chip, MV88E6XXX_G1_STS, bit, 1); } -void mv88e6xxx_g1_wait_eeprom_done(struct mv88e6xxx_chip *chip) -{ - const unsigned long timeout = jiffies + 1 * HZ; - u16 val; - int err; - - /* Wait up to 1 second for the switch to finish reading the - * EEPROM. - */ - while (time_before(jiffies, timeout)) { - err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &val); - if (err) { - dev_err(chip->dev, "Error reading status"); - return; - } - - /* If the switch is still resetting, it may not - * respond on the bus, and so MDIO read returns - * 0xffff. Differentiate between that, and waiting for - * the EEPROM to be done by bit 0 being set. - */ - if (val != 0xffff && - val & BIT(MV88E6XXX_G1_STS_IRQ_EEPROM_DONE)) - return; - - usleep_range(1000, 2000); - } - - dev_err(chip->dev, "Timeout waiting for EEPROM done"); -} - /* Offset 0x01: Switch MAC Address Register Bytes 0 & 1 * Offset 0x02: Switch MAC Address Register Bytes 2 & 3 * Offset 0x03: Switch MAC Address Register Bytes 4 & 5 diff --git a/drivers/net/dsa/mv88e6xxx/global1.h b/drivers/net/dsa/mv88e6xxx/global1.h index c99ddd117fe6..1095261f5b49 100644 --- a/drivers/net/dsa/mv88e6xxx/global1.h +++ b/drivers/net/dsa/mv88e6xxx/global1.h @@ -282,7 +282,6 @@ int mv88e6xxx_g1_set_switch_mac(struct mv88e6xxx_chip *chip, u8 *addr); int mv88e6185_g1_reset(struct mv88e6xxx_chip *chip); int mv88e6352_g1_reset(struct mv88e6xxx_chip *chip); int mv88e6250_g1_reset(struct mv88e6xxx_chip *chip); -void mv88e6xxx_g1_wait_eeprom_done(struct mv88e6xxx_chip *chip); int mv88e6185_g1_ppu_enable(struct mv88e6xxx_chip *chip); int mv88e6185_g1_ppu_disable(struct mv88e6xxx_chip *chip); diff --git a/drivers/net/dsa/mv88e6xxx/global2.c b/drivers/net/dsa/mv88e6xxx/global2.c index 937a01f2ba75..b2b5f6ba438f 100644 --- a/drivers/net/dsa/mv88e6xxx/global2.c +++ b/drivers/net/dsa/mv88e6xxx/global2.c @@ -340,7 +340,7 @@ int mv88e6xxx_g2_pot_clear(struct mv88e6xxx_chip *chip) * Offset 0x15: EEPROM Addr (for 8-bit data access) */ -static int mv88e6xxx_g2_eeprom_wait(struct mv88e6xxx_chip *chip) +int mv88e6xxx_g2_eeprom_wait(struct mv88e6xxx_chip *chip) { int bit = __bf_shf(MV88E6XXX_G2_EEPROM_CMD_BUSY); int err; diff --git a/drivers/net/dsa/mv88e6xxx/global2.h b/drivers/net/dsa/mv88e6xxx/global2.h index 7e091965582b..d9434f7cae53 100644 --- a/drivers/net/dsa/mv88e6xxx/global2.h +++ b/drivers/net/dsa/mv88e6xxx/global2.h @@ -365,6 +365,7 @@ int mv88e6xxx_g2_trunk_clear(struct mv88e6xxx_chip *chip); int mv88e6xxx_g2_device_mapping_write(struct mv88e6xxx_chip *chip, int target, int port); +int mv88e6xxx_g2_eeprom_wait(struct mv88e6xxx_chip *chip); extern const struct mv88e6xxx_irq_ops mv88e6097_watchdog_ops; extern const struct mv88e6xxx_irq_ops mv88e6250_watchdog_ops; diff --git a/drivers/net/dsa/sja1105/sja1105.h b/drivers/net/dsa/sja1105/sja1105.h index dee35ba924ad..8c66d3bf61f0 100644 --- a/drivers/net/dsa/sja1105/sja1105.h +++ b/drivers/net/dsa/sja1105/sja1105.h @@ -132,6 +132,8 @@ struct sja1105_info { int max_frame_mem; int num_ports; bool multiple_cascade_ports; + /* Every {port, TXQ} has its own CBS shaper */ + bool fixed_cbs_mapping; enum dsa_tag_protocol tag_proto; const struct sja1105_dynamic_table_ops *dyn_ops; const struct sja1105_table_ops *static_ops; @@ -264,6 +266,8 @@ struct sja1105_private { * the switch doesn't confuse them with one another. */ struct mutex mgmt_lock; + /* Serializes accesses to the FDB */ + struct mutex fdb_lock; /* PTP two-step TX timestamp ID, and its serialization lock */ spinlock_t ts_id_lock; u8 ts_id; diff --git a/drivers/net/dsa/sja1105/sja1105_dynamic_config.c b/drivers/net/dsa/sja1105/sja1105_dynamic_config.c index 7729d3f8b7f5..984c0e604e8d 100644 --- a/drivers/net/dsa/sja1105/sja1105_dynamic_config.c +++ b/drivers/net/dsa/sja1105/sja1105_dynamic_config.c @@ -1175,18 +1175,15 @@ const struct sja1105_dynamic_table_ops sja1110_dyn_ops[BLK_IDX_MAX_DYN] = { static int sja1105_dynamic_config_poll_valid(struct sja1105_private *priv, - struct sja1105_dyn_cmd *cmd, - const struct sja1105_dynamic_table_ops *ops) + const struct sja1105_dynamic_table_ops *ops, + void *entry, bool check_valident, + bool check_errors) { u8 packed_buf[SJA1105_MAX_DYN_CMD_SIZE] = {}; + struct sja1105_dyn_cmd cmd = {}; int rc; - /* We don't _need_ to read the full entry, just the command area which - * is a fixed SJA1105_SIZE_DYN_CMD. But our cmd_packing() API expects a - * buffer that contains the full entry too. Additionally, our API - * doesn't really know how many bytes into the buffer does the command - * area really begin. So just read back the whole entry. - */ + /* Read back the whole entry + command structure. */ rc = sja1105_xfer_buf(priv, SPI_READ, ops->addr, packed_buf, ops->packed_size); if (rc) @@ -1195,11 +1192,25 @@ sja1105_dynamic_config_poll_valid(struct sja1105_private *priv, /* Unpack the command structure, and return it to the caller in case it * needs to perform further checks on it (VALIDENT). */ - memset(cmd, 0, sizeof(*cmd)); - ops->cmd_packing(packed_buf, cmd, UNPACK); + ops->cmd_packing(packed_buf, &cmd, UNPACK); /* Hardware hasn't cleared VALID => still working on it */ - return cmd->valid ? -EAGAIN : 0; + if (cmd.valid) + return -EAGAIN; + + if (check_valident && !cmd.valident && !(ops->access & OP_VALID_ANYWAY)) + return -ENOENT; + + if (check_errors && cmd.errors) + return -EINVAL; + + /* Don't dereference possibly NULL pointer - maybe caller + * only wanted to see whether the entry existed or not. + */ + if (entry) + ops->entry_packing(packed_buf, entry, UNPACK); + + return 0; } /* Poll the dynamic config entry's control area until the hardware has @@ -1208,16 +1219,19 @@ sja1105_dynamic_config_poll_valid(struct sja1105_private *priv, */ static int sja1105_dynamic_config_wait_complete(struct sja1105_private *priv, - struct sja1105_dyn_cmd *cmd, - const struct sja1105_dynamic_table_ops *ops) + const struct sja1105_dynamic_table_ops *ops, + void *entry, bool check_valident, + bool check_errors) { - int rc; - - return read_poll_timeout(sja1105_dynamic_config_poll_valid, - rc, rc != -EAGAIN, - SJA1105_DYNAMIC_CONFIG_SLEEP_US, - SJA1105_DYNAMIC_CONFIG_TIMEOUT_US, - false, priv, cmd, ops); + int err, rc; + + err = read_poll_timeout(sja1105_dynamic_config_poll_valid, + rc, rc != -EAGAIN, + SJA1105_DYNAMIC_CONFIG_SLEEP_US, + SJA1105_DYNAMIC_CONFIG_TIMEOUT_US, + false, priv, ops, entry, check_valident, + check_errors); + return err < 0 ? err : rc; } /* Provides read access to the settings through the dynamic interface @@ -1286,25 +1300,14 @@ int sja1105_dynamic_config_read(struct sja1105_private *priv, mutex_lock(&priv->dynamic_config_lock); rc = sja1105_xfer_buf(priv, SPI_WRITE, ops->addr, packed_buf, ops->packed_size); - if (rc < 0) { - mutex_unlock(&priv->dynamic_config_lock); - return rc; - } - - rc = sja1105_dynamic_config_wait_complete(priv, &cmd, ops); - mutex_unlock(&priv->dynamic_config_lock); if (rc < 0) - return rc; + goto out; - if (!cmd.valident && !(ops->access & OP_VALID_ANYWAY)) - return -ENOENT; + rc = sja1105_dynamic_config_wait_complete(priv, ops, entry, true, false); +out: + mutex_unlock(&priv->dynamic_config_lock); - /* Don't dereference possibly NULL pointer - maybe caller - * only wanted to see whether the entry existed or not. - */ - if (entry) - ops->entry_packing(packed_buf, entry, UNPACK); - return 0; + return rc; } int sja1105_dynamic_config_write(struct sja1105_private *priv, @@ -1356,22 +1359,14 @@ int sja1105_dynamic_config_write(struct sja1105_private *priv, mutex_lock(&priv->dynamic_config_lock); rc = sja1105_xfer_buf(priv, SPI_WRITE, ops->addr, packed_buf, ops->packed_size); - if (rc < 0) { - mutex_unlock(&priv->dynamic_config_lock); - return rc; - } - - rc = sja1105_dynamic_config_wait_complete(priv, &cmd, ops); - mutex_unlock(&priv->dynamic_config_lock); if (rc < 0) - return rc; + goto out; - cmd = (struct sja1105_dyn_cmd) {0}; - ops->cmd_packing(packed_buf, &cmd, UNPACK); - if (cmd.errors) - return -EINVAL; + rc = sja1105_dynamic_config_wait_complete(priv, ops, NULL, false, true); +out: + mutex_unlock(&priv->dynamic_config_lock); - return 0; + return rc; } static u8 sja1105_crc8_add(u8 crc, u8 byte, u8 poly) diff --git a/drivers/net/dsa/sja1105/sja1105_main.c b/drivers/net/dsa/sja1105/sja1105_main.c index 331bb1c6676a..1a367e64bc3b 100644 --- a/drivers/net/dsa/sja1105/sja1105_main.c +++ b/drivers/net/dsa/sja1105/sja1105_main.c @@ -1798,6 +1798,7 @@ static int sja1105_fdb_add(struct dsa_switch *ds, int port, struct dsa_db db) { struct sja1105_private *priv = ds->priv; + int rc; if (!vid) { switch (db.type) { @@ -1812,12 +1813,16 @@ static int sja1105_fdb_add(struct dsa_switch *ds, int port, } } - return priv->info->fdb_add_cmd(ds, port, addr, vid); + mutex_lock(&priv->fdb_lock); + rc = priv->info->fdb_add_cmd(ds, port, addr, vid); + mutex_unlock(&priv->fdb_lock); + + return rc; } -static int sja1105_fdb_del(struct dsa_switch *ds, int port, - const unsigned char *addr, u16 vid, - struct dsa_db db) +static int __sja1105_fdb_del(struct dsa_switch *ds, int port, + const unsigned char *addr, u16 vid, + struct dsa_db db) { struct sja1105_private *priv = ds->priv; @@ -1837,6 +1842,20 @@ static int sja1105_fdb_del(struct dsa_switch *ds, int port, return priv->info->fdb_del_cmd(ds, port, addr, vid); } +static int sja1105_fdb_del(struct dsa_switch *ds, int port, + const unsigned char *addr, u16 vid, + struct dsa_db db) +{ + struct sja1105_private *priv = ds->priv; + int rc; + + mutex_lock(&priv->fdb_lock); + rc = __sja1105_fdb_del(ds, port, addr, vid, db); + mutex_unlock(&priv->fdb_lock); + + return rc; +} + static int sja1105_fdb_dump(struct dsa_switch *ds, int port, dsa_fdb_dump_cb_t *cb, void *data) { @@ -1868,13 +1887,14 @@ static int sja1105_fdb_dump(struct dsa_switch *ds, int port, if (!(l2_lookup.destports & BIT(port))) continue; - /* We need to hide the FDB entry for unknown multicast */ - if (l2_lookup.macaddr == SJA1105_UNKNOWN_MULTICAST && - l2_lookup.mask_macaddr == SJA1105_UNKNOWN_MULTICAST) - continue; - u64_to_ether_addr(l2_lookup.macaddr, macaddr); + /* Hardware FDB is shared for fdb and mdb, "bridge fdb show" + * only wants to see unicast + */ + if (is_multicast_ether_addr(macaddr)) + continue; + /* We need to hide the dsa_8021q VLANs from the user. */ if (vid_is_dsa_8021q(l2_lookup.vlanid)) l2_lookup.vlanid = 0; @@ -1898,6 +1918,8 @@ static void sja1105_fast_age(struct dsa_switch *ds, int port) }; int i; + mutex_lock(&priv->fdb_lock); + for (i = 0; i < SJA1105_MAX_L2_LOOKUP_COUNT; i++) { struct sja1105_l2_lookup_entry l2_lookup = {0}; u8 macaddr[ETH_ALEN]; @@ -1911,7 +1933,7 @@ static void sja1105_fast_age(struct dsa_switch *ds, int port) if (rc) { dev_err(ds->dev, "Failed to read FDB: %pe\n", ERR_PTR(rc)); - return; + break; } if (!(l2_lookup.destports & BIT(port))) @@ -1923,14 +1945,16 @@ static void sja1105_fast_age(struct dsa_switch *ds, int port) u64_to_ether_addr(l2_lookup.macaddr, macaddr); - rc = sja1105_fdb_del(ds, port, macaddr, l2_lookup.vlanid, db); + rc = __sja1105_fdb_del(ds, port, macaddr, l2_lookup.vlanid, db); if (rc) { dev_err(ds->dev, "Failed to delete FDB entry %pM vid %lld: %pe\n", macaddr, l2_lookup.vlanid, ERR_PTR(rc)); - return; + break; } } + + mutex_unlock(&priv->fdb_lock); } static int sja1105_mdb_add(struct dsa_switch *ds, int port, @@ -2115,11 +2139,36 @@ static void sja1105_bridge_leave(struct dsa_switch *ds, int port, } #define BYTES_PER_KBIT (1000LL / 8) +/* Port 0 (the uC port) does not have CBS shapers */ +#define SJA1110_FIXED_CBS(port, prio) ((((port) - 1) * SJA1105_NUM_TC) + (prio)) + +static int sja1105_find_cbs_shaper(struct sja1105_private *priv, + int port, int prio) +{ + int i; + + if (priv->info->fixed_cbs_mapping) { + i = SJA1110_FIXED_CBS(port, prio); + if (i >= 0 && i < priv->info->num_cbs_shapers) + return i; + + return -1; + } + + for (i = 0; i < priv->info->num_cbs_shapers; i++) + if (priv->cbs[i].port == port && priv->cbs[i].prio == prio) + return i; + + return -1; +} static int sja1105_find_unused_cbs_shaper(struct sja1105_private *priv) { int i; + if (priv->info->fixed_cbs_mapping) + return -1; + for (i = 0; i < priv->info->num_cbs_shapers; i++) if (!priv->cbs[i].idle_slope && !priv->cbs[i].send_slope) return i; @@ -2150,14 +2199,20 @@ static int sja1105_setup_tc_cbs(struct dsa_switch *ds, int port, { struct sja1105_private *priv = ds->priv; struct sja1105_cbs_entry *cbs; + s64 port_transmit_rate_kbps; int index; if (!offload->enable) return sja1105_delete_cbs_shaper(priv, port, offload->queue); - index = sja1105_find_unused_cbs_shaper(priv); - if (index < 0) - return -ENOSPC; + /* The user may be replacing an existing shaper */ + index = sja1105_find_cbs_shaper(priv, port, offload->queue); + if (index < 0) { + /* That isn't the case - see if we can allocate a new one */ + index = sja1105_find_unused_cbs_shaper(priv); + if (index < 0) + return -ENOSPC; + } cbs = &priv->cbs[index]; cbs->port = port; @@ -2167,9 +2222,17 @@ static int sja1105_setup_tc_cbs(struct dsa_switch *ds, int port, */ cbs->credit_hi = offload->hicredit; cbs->credit_lo = abs(offload->locredit); - /* User space is in kbits/sec, hardware in bytes/sec */ - cbs->idle_slope = offload->idleslope * BYTES_PER_KBIT; - cbs->send_slope = abs(offload->sendslope * BYTES_PER_KBIT); + /* User space is in kbits/sec, while the hardware in bytes/sec times + * link speed. Since the given offload->sendslope is good only for the + * current link speed anyway, and user space is likely to reprogram it + * when that changes, don't even bother to track the port's link speed, + * but deduce the port transmit rate from idleslope - sendslope. + */ + port_transmit_rate_kbps = offload->idleslope - offload->sendslope; + cbs->idle_slope = div_s64(offload->idleslope * BYTES_PER_KBIT, + port_transmit_rate_kbps); + cbs->send_slope = div_s64(abs(offload->sendslope * BYTES_PER_KBIT), + port_transmit_rate_kbps); /* Convert the negative values from 64-bit 2's complement * to 32-bit 2's complement (for the case of 0x80000000 whose * negative is still negative). @@ -2234,6 +2297,7 @@ int sja1105_static_config_reload(struct sja1105_private *priv, int rc, i; s64 now; + mutex_lock(&priv->fdb_lock); mutex_lock(&priv->mgmt_lock); mac = priv->static_config.tables[BLK_IDX_MAC_CONFIG].entries; @@ -2346,6 +2410,7 @@ int sja1105_static_config_reload(struct sja1105_private *priv, goto out; out: mutex_unlock(&priv->mgmt_lock); + mutex_unlock(&priv->fdb_lock); return rc; } @@ -2915,7 +2980,9 @@ static int sja1105_port_mcast_flood(struct sja1105_private *priv, int to, { struct sja1105_l2_lookup_entry *l2_lookup; struct sja1105_table *table; - int match; + int match, rc; + + mutex_lock(&priv->fdb_lock); table = &priv->static_config.tables[BLK_IDX_L2_LOOKUP]; l2_lookup = table->entries; @@ -2928,7 +2995,8 @@ static int sja1105_port_mcast_flood(struct sja1105_private *priv, int to, if (match == table->entry_count) { NL_SET_ERR_MSG_MOD(extack, "Could not find FDB entry for unknown multicast"); - return -ENOSPC; + rc = -ENOSPC; + goto out; } if (flags.val & BR_MCAST_FLOOD) @@ -2936,10 +3004,13 @@ static int sja1105_port_mcast_flood(struct sja1105_private *priv, int to, else l2_lookup[match].destports &= ~BIT(to); - return sja1105_dynamic_config_write(priv, BLK_IDX_L2_LOOKUP, - l2_lookup[match].index, - &l2_lookup[match], - true); + rc = sja1105_dynamic_config_write(priv, BLK_IDX_L2_LOOKUP, + l2_lookup[match].index, + &l2_lookup[match], true); +out: + mutex_unlock(&priv->fdb_lock); + + return rc; } static int sja1105_port_pre_bridge_flags(struct dsa_switch *ds, int port, @@ -3309,6 +3380,7 @@ static int sja1105_probe(struct spi_device *spi) mutex_init(&priv->ptp_data.lock); mutex_init(&priv->dynamic_config_lock); mutex_init(&priv->mgmt_lock); + mutex_init(&priv->fdb_lock); spin_lock_init(&priv->ts_id_lock); rc = sja1105_parse_dt(priv); diff --git a/drivers/net/dsa/sja1105/sja1105_spi.c b/drivers/net/dsa/sja1105/sja1105_spi.c index 5ce29c8057a4..834b5c1b4db0 100644 --- a/drivers/net/dsa/sja1105/sja1105_spi.c +++ b/drivers/net/dsa/sja1105/sja1105_spi.c @@ -781,6 +781,7 @@ const struct sja1105_info sja1110a_info = { .tag_proto = DSA_TAG_PROTO_SJA1110, .can_limit_mcast_flood = true, .multiple_cascade_ports = true, + .fixed_cbs_mapping = true, .ptp_ts_bits = 32, .ptpegr_ts_bytes = 8, .max_frame_mem = SJA1110_MAX_FRAME_MEMORY, @@ -831,6 +832,7 @@ const struct sja1105_info sja1110b_info = { .tag_proto = DSA_TAG_PROTO_SJA1110, .can_limit_mcast_flood = true, .multiple_cascade_ports = true, + .fixed_cbs_mapping = true, .ptp_ts_bits = 32, .ptpegr_ts_bytes = 8, .max_frame_mem = SJA1110_MAX_FRAME_MEMORY, @@ -881,6 +883,7 @@ const struct sja1105_info sja1110c_info = { .tag_proto = DSA_TAG_PROTO_SJA1110, .can_limit_mcast_flood = true, .multiple_cascade_ports = true, + .fixed_cbs_mapping = true, .ptp_ts_bits = 32, .ptpegr_ts_bytes = 8, .max_frame_mem = SJA1110_MAX_FRAME_MEMORY, @@ -931,6 +934,7 @@ const struct sja1105_info sja1110d_info = { .tag_proto = DSA_TAG_PROTO_SJA1110, .can_limit_mcast_flood = true, .multiple_cascade_ports = true, + .fixed_cbs_mapping = true, .ptp_ts_bits = 32, .ptpegr_ts_bytes = 8, .max_frame_mem = SJA1110_MAX_FRAME_MEMORY, diff --git a/drivers/net/ethernet/adi/adin1110.c b/drivers/net/ethernet/adi/adin1110.c index 1c009b485188..ca66b747b7c5 100644 --- a/drivers/net/ethernet/adi/adin1110.c +++ b/drivers/net/ethernet/adi/adin1110.c @@ -1385,7 +1385,7 @@ static int adin1110_fdb_add(struct adin1110_port_priv *port_priv, return -ENOMEM; other_port = priv->ports[!port_priv->nr]; - port_rules = adin1110_port_rules(port_priv, false, true); + port_rules = adin1110_port_rules(other_port, false, true); eth_broadcast_addr(mask); return adin1110_write_mac_address(other_port, mac_nr, (u8 *)fdb->addr, diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c index ad32ca81f7ef..f955bde10cf9 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c @@ -1833,6 +1833,9 @@ static int ena_clean_rx_irq(struct ena_ring *rx_ring, struct napi_struct *napi, return work_done; error: + if (xdp_flags & ENA_XDP_REDIRECT) + xdp_do_flush(); + adapter = netdev_priv(rx_ring->netdev); if (rc == -ENOSPC) { diff --git a/drivers/net/ethernet/broadcom/asp2/bcmasp.c b/drivers/net/ethernet/broadcom/asp2/bcmasp.c index d63d321f3e7b..41a6098eb0c2 100644 --- a/drivers/net/ethernet/broadcom/asp2/bcmasp.c +++ b/drivers/net/ethernet/broadcom/asp2/bcmasp.c @@ -528,13 +528,16 @@ void bcmasp_netfilt_suspend(struct bcmasp_intf *intf) ASP_RX_FILTER_BLK_CTRL); } -void bcmasp_netfilt_get_all_active(struct bcmasp_intf *intf, u32 *rule_locs, - u32 *rule_cnt) +int bcmasp_netfilt_get_all_active(struct bcmasp_intf *intf, u32 *rule_locs, + u32 *rule_cnt) { struct bcmasp_priv *priv = intf->parent; int j = 0, i; for (i = 0; i < NUM_NET_FILTERS; i++) { + if (j == *rule_cnt) + return -EMSGSIZE; + if (!priv->net_filters[i].claimed || priv->net_filters[i].port != intf->port) continue; @@ -548,6 +551,8 @@ void bcmasp_netfilt_get_all_active(struct bcmasp_intf *intf, u32 *rule_locs, } *rule_cnt = j; + + return 0; } int bcmasp_netfilt_get_active(struct bcmasp_intf *intf) @@ -1300,6 +1305,7 @@ static int bcmasp_probe(struct platform_device *pdev) if (!intf) { dev_err(dev, "Cannot create eth interface %d\n", i); bcmasp_remove_intfs(priv); + of_node_put(intf_node); goto of_put_exit; } list_add_tail(&intf->list, &priv->intfs); diff --git a/drivers/net/ethernet/broadcom/asp2/bcmasp.h b/drivers/net/ethernet/broadcom/asp2/bcmasp.h index 5b512f7f5e94..ec90add6b03e 100644 --- a/drivers/net/ethernet/broadcom/asp2/bcmasp.h +++ b/drivers/net/ethernet/broadcom/asp2/bcmasp.h @@ -577,8 +577,8 @@ void bcmasp_netfilt_release(struct bcmasp_intf *intf, int bcmasp_netfilt_get_active(struct bcmasp_intf *intf); -void bcmasp_netfilt_get_all_active(struct bcmasp_intf *intf, u32 *rule_locs, - u32 *rule_cnt); +int bcmasp_netfilt_get_all_active(struct bcmasp_intf *intf, u32 *rule_locs, + u32 *rule_cnt); void bcmasp_netfilt_suspend(struct bcmasp_intf *intf); diff --git a/drivers/net/ethernet/broadcom/asp2/bcmasp_ethtool.c b/drivers/net/ethernet/broadcom/asp2/bcmasp_ethtool.c index c4f1604d5ab3..ce6a3d56fb23 100644 --- a/drivers/net/ethernet/broadcom/asp2/bcmasp_ethtool.c +++ b/drivers/net/ethernet/broadcom/asp2/bcmasp_ethtool.c @@ -335,7 +335,7 @@ static int bcmasp_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, err = bcmasp_flow_get(intf, cmd); break; case ETHTOOL_GRXCLSRLALL: - bcmasp_netfilt_get_all_active(intf, rule_locs, &cmd->rule_cnt); + err = bcmasp_netfilt_get_all_active(intf, rule_locs, &cmd->rule_cnt); cmd->data = NUM_NET_FILTERS; break; default: diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 5cc0dbe12132..7551aa8068f8 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -2614,6 +2614,7 @@ static int bnxt_poll_nitroa0(struct napi_struct *napi, int budget) struct rx_cmp_ext *rxcmp1; u32 cp_cons, tmp_raw_cons; u32 raw_cons = cpr->cp_raw_cons; + bool flush_xdp = false; u32 rx_pkts = 0; u8 event = 0; @@ -2648,6 +2649,8 @@ static int bnxt_poll_nitroa0(struct napi_struct *napi, int budget) rx_pkts++; else if (rc == -EBUSY) /* partial completion */ break; + if (event & BNXT_REDIRECT_EVENT) + flush_xdp = true; } else if (unlikely(TX_CMP_TYPE(txcmp) == CMPL_BASE_TYPE_HWRM_DONE)) { bnxt_hwrm_handler(bp, txcmp); @@ -2667,6 +2670,8 @@ static int bnxt_poll_nitroa0(struct napi_struct *napi, int budget) if (event & BNXT_AGG_EVENT) bnxt_db_write(bp, &rxr->rx_agg_db, rxr->rx_agg_prod); + if (flush_xdp) + xdp_do_flush(); if (!bnxt_has_work(bp, cpr) && rx_pkts < budget) { napi_complete_done(napi, rx_pkts); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h index f178ed9899a9..3ae8e8af8ab3 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h @@ -3721,6 +3721,60 @@ struct hwrm_func_backing_store_qcaps_v2_output { u8 valid; }; +/* hwrm_func_dbr_pacing_qcfg_input (size:128b/16B) */ +struct hwrm_func_dbr_pacing_qcfg_input { + __le16 req_type; + __le16 cmpl_ring; + __le16 seq_id; + __le16 target_id; + __le64 resp_addr; +}; + +/* hwrm_func_dbr_pacing_qcfg_output (size:512b/64B) */ +struct hwrm_func_dbr_pacing_qcfg_output { + __le16 error_code; + __le16 req_type; + __le16 seq_id; + __le16 resp_len; + u8 flags; +#define FUNC_DBR_PACING_QCFG_RESP_FLAGS_DBR_NQ_EVENT_ENABLED 0x1UL + u8 unused_0[7]; + __le32 dbr_stat_db_fifo_reg; +#define FUNC_DBR_PACING_QCFG_RESP_DBR_STAT_DB_FIFO_REG_ADDR_SPACE_MASK 0x3UL +#define FUNC_DBR_PACING_QCFG_RESP_DBR_STAT_DB_FIFO_REG_ADDR_SPACE_SFT 0 +#define FUNC_DBR_PACING_QCFG_RESP_DBR_STAT_DB_FIFO_REG_ADDR_SPACE_PCIE_CFG 0x0UL +#define FUNC_DBR_PACING_QCFG_RESP_DBR_STAT_DB_FIFO_REG_ADDR_SPACE_GRC 0x1UL +#define FUNC_DBR_PACING_QCFG_RESP_DBR_STAT_DB_FIFO_REG_ADDR_SPACE_BAR0 0x2UL +#define FUNC_DBR_PACING_QCFG_RESP_DBR_STAT_DB_FIFO_REG_ADDR_SPACE_BAR1 0x3UL +#define FUNC_DBR_PACING_QCFG_RESP_DBR_STAT_DB_FIFO_REG_ADDR_SPACE_LAST \ + FUNC_DBR_PACING_QCFG_RESP_DBR_STAT_DB_FIFO_REG_ADDR_SPACE_BAR1 +#define FUNC_DBR_PACING_QCFG_RESP_DBR_STAT_DB_FIFO_REG_ADDR_MASK 0xfffffffcUL +#define FUNC_DBR_PACING_QCFG_RESP_DBR_STAT_DB_FIFO_REG_ADDR_SFT 2 + __le32 dbr_stat_db_fifo_reg_watermark_mask; + u8 dbr_stat_db_fifo_reg_watermark_shift; + u8 unused_1[3]; + __le32 dbr_stat_db_fifo_reg_fifo_room_mask; + u8 dbr_stat_db_fifo_reg_fifo_room_shift; + u8 unused_2[3]; + __le32 dbr_throttling_aeq_arm_reg; +#define FUNC_DBR_PACING_QCFG_RESP_DBR_THROTTLING_AEQ_ARM_REG_ADDR_SPACE_MASK 0x3UL +#define FUNC_DBR_PACING_QCFG_RESP_DBR_THROTTLING_AEQ_ARM_REG_ADDR_SPACE_SFT 0 +#define FUNC_DBR_PACING_QCFG_RESP_DBR_THROTTLING_AEQ_ARM_REG_ADDR_SPACE_PCIE_CFG 0x0UL +#define FUNC_DBR_PACING_QCFG_RESP_DBR_THROTTLING_AEQ_ARM_REG_ADDR_SPACE_GRC 0x1UL +#define FUNC_DBR_PACING_QCFG_RESP_DBR_THROTTLING_AEQ_ARM_REG_ADDR_SPACE_BAR0 0x2UL +#define FUNC_DBR_PACING_QCFG_RESP_DBR_THROTTLING_AEQ_ARM_REG_ADDR_SPACE_BAR1 0x3UL +#define FUNC_DBR_PACING_QCFG_RESP_DBR_THROTTLING_AEQ_ARM_REG_ADDR_SPACE_LAST \ + FUNC_DBR_PACING_QCFG_RESP_DBR_THROTTLING_AEQ_ARM_REG_ADDR_SPACE_BAR1 +#define FUNC_DBR_PACING_QCFG_RESP_DBR_THROTTLING_AEQ_ARM_REG_ADDR_MASK 0xfffffffcUL +#define FUNC_DBR_PACING_QCFG_RESP_DBR_THROTTLING_AEQ_ARM_REG_ADDR_SFT 2 + u8 dbr_throttling_aeq_arm_reg_val; + u8 unused_3[7]; + __le32 primary_nq_id; + __le32 pacing_threshold; + u8 unused_4[7]; + u8 valid; +}; + /* hwrm_func_drv_if_change_input (size:192b/24B) */ struct hwrm_func_drv_if_change_input { __le16 req_type; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c index 852eb449ccae..6ba2b9398633 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c @@ -345,7 +345,7 @@ static void bnxt_set_edev_info(struct bnxt_en_dev *edev, struct bnxt *bp) edev->hw_ring_stats_size = bp->hw_ring_stats_size; edev->pf_port_id = bp->pf.port_id; edev->en_state = bp->state; - + edev->bar0 = bp->bar0; edev->ulp_tbl->msix_requested = bnxt_get_ulp_msix_num(bp); } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h index 80cbc4b6130a..6ff77f082e6c 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h @@ -81,6 +81,7 @@ struct bnxt_en_dev { * mode only. Will be * updated in resume. */ + void __iomem *bar0; }; static inline bool bnxt_ulp_registered(struct bnxt_en_dev *edev) diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 31f664ee4d77..b940dcd3ace6 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -756,8 +756,6 @@ static void macb_mac_link_up(struct phylink_config *config, if (rx_pause) ctrl |= MACB_BIT(PAE); - macb_set_tx_clk(bp, speed); - /* Initialize rings & buffers as clearing MACB_BIT(TE) in link down * cleared the pipeline and control registers. */ @@ -777,6 +775,9 @@ static void macb_mac_link_up(struct phylink_config *config, spin_unlock_irqrestore(&bp->lock, flags); + if (!(bp->caps & MACB_CAPS_MACB_IS_EMAC)) + macb_set_tx_clk(bp, speed); + /* Enable Rx and Tx; Enable PTP unicast */ ctrl = macb_readl(bp, NCR); if (gem_has_ptp(bp)) diff --git a/drivers/net/ethernet/engleder/tsnep_ethtool.c b/drivers/net/ethernet/engleder/tsnep_ethtool.c index 716815dad7d2..65ec1abc9442 100644 --- a/drivers/net/ethernet/engleder/tsnep_ethtool.c +++ b/drivers/net/ethernet/engleder/tsnep_ethtool.c @@ -300,10 +300,8 @@ static void tsnep_ethtool_get_channels(struct net_device *netdev, { struct tsnep_adapter *adapter = netdev_priv(netdev); - ch->max_rx = adapter->num_rx_queues; - ch->max_tx = adapter->num_tx_queues; - ch->rx_count = adapter->num_rx_queues; - ch->tx_count = adapter->num_tx_queues; + ch->max_combined = adapter->num_queues; + ch->combined_count = adapter->num_queues; } static int tsnep_ethtool_get_ts_info(struct net_device *netdev, diff --git a/drivers/net/ethernet/engleder/tsnep_main.c b/drivers/net/ethernet/engleder/tsnep_main.c index f61bd89734c5..8b992dc9bb52 100644 --- a/drivers/net/ethernet/engleder/tsnep_main.c +++ b/drivers/net/ethernet/engleder/tsnep_main.c @@ -87,8 +87,11 @@ static irqreturn_t tsnep_irq(int irq, void *arg) /* handle TX/RX queue 0 interrupt */ if ((active & adapter->queue[0].irq_mask) != 0) { - tsnep_disable_irq(adapter, adapter->queue[0].irq_mask); - napi_schedule(&adapter->queue[0].napi); + if (napi_schedule_prep(&adapter->queue[0].napi)) { + tsnep_disable_irq(adapter, adapter->queue[0].irq_mask); + /* schedule after masking to avoid races */ + __napi_schedule(&adapter->queue[0].napi); + } } return IRQ_HANDLED; @@ -99,8 +102,11 @@ static irqreturn_t tsnep_irq_txrx(int irq, void *arg) struct tsnep_queue *queue = arg; /* handle TX/RX queue interrupt */ - tsnep_disable_irq(queue->adapter, queue->irq_mask); - napi_schedule(&queue->napi); + if (napi_schedule_prep(&queue->napi)) { + tsnep_disable_irq(queue->adapter, queue->irq_mask); + /* schedule after masking to avoid races */ + __napi_schedule(&queue->napi); + } return IRQ_HANDLED; } @@ -1728,6 +1734,10 @@ static int tsnep_poll(struct napi_struct *napi, int budget) if (queue->tx) complete = tsnep_tx_poll(queue->tx, budget); + /* handle case where we are called by netpoll with a budget of 0 */ + if (unlikely(budget <= 0)) + return budget; + if (queue->rx) { done = queue->rx->xsk_pool ? tsnep_rx_poll_zc(queue->rx, napi, budget) : diff --git a/drivers/net/ethernet/freescale/enetc/enetc_pf.c b/drivers/net/ethernet/freescale/enetc/enetc_pf.c index e0a4cb7e3f50..c153dc083aff 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_pf.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_pf.c @@ -1402,7 +1402,7 @@ static void enetc_fixup_clear_rss_rfs(struct pci_dev *pdev) return; si = enetc_psi_create(pdev); - if (si) + if (!IS_ERR(si)) enetc_psi_destroy(pdev); } DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_FREESCALE, ENETC_DEV_ID_PF, diff --git a/drivers/net/ethernet/google/gve/gve_rx_dqo.c b/drivers/net/ethernet/google/gve/gve_rx_dqo.c index ea0e38b4d9e9..f281e42a7ef9 100644 --- a/drivers/net/ethernet/google/gve/gve_rx_dqo.c +++ b/drivers/net/ethernet/google/gve/gve_rx_dqo.c @@ -570,7 +570,10 @@ static int gve_rx_append_frags(struct napi_struct *napi, if (!skb) return -1; - skb_shinfo(rx->ctx.skb_tail)->frag_list = skb; + if (rx->ctx.skb_tail == rx->ctx.skb_head) + skb_shinfo(rx->ctx.skb_head)->frag_list = skb; + else + rx->ctx.skb_tail->next = skb; rx->ctx.skb_tail = skb; num_frags = 0; } diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h index a4b43bcd2f0c..aaf1f42624a7 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h +++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h @@ -814,6 +814,7 @@ struct hnae3_tc_info { u8 max_tc; /* Total number of TCs */ u8 num_tc; /* Total number of enabled TCs */ bool mqprio_active; + bool dcb_ets_active; }; #define HNAE3_MAX_DSCP 64 diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c index f276b5ecb431..b8508533878b 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c @@ -1045,6 +1045,7 @@ hns3_dbg_dev_specs(struct hnae3_handle *h, char *buf, int len, int *pos) struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); struct hnae3_dev_specs *dev_specs = &ae_dev->dev_specs; struct hnae3_knic_private_info *kinfo = &h->kinfo; + struct net_device *dev = kinfo->netdev; *pos += scnprintf(buf + *pos, len - *pos, "dev_spec:\n"); *pos += scnprintf(buf + *pos, len - *pos, "MAC entry num: %u\n", @@ -1087,6 +1088,9 @@ hns3_dbg_dev_specs(struct hnae3_handle *h, char *buf, int len, int *pos) dev_specs->mc_mac_size); *pos += scnprintf(buf + *pos, len - *pos, "MAC statistics number: %u\n", dev_specs->mac_stats_num); + *pos += scnprintf(buf + *pos, len - *pos, + "TX timeout threshold: %d seconds\n", + dev->watchdog_timeo / HZ); } static int hns3_dbg_dev_info(struct hnae3_handle *h, char *buf, int len) @@ -1411,9 +1415,9 @@ int hns3_dbg_init(struct hnae3_handle *handle) return 0; out: - mutex_destroy(&handle->dbgfs_lock); debugfs_remove_recursive(handle->hnae3_dbgfs); handle->hnae3_dbgfs = NULL; + mutex_destroy(&handle->dbgfs_lock); return ret; } @@ -1421,6 +1425,9 @@ void hns3_dbg_uninit(struct hnae3_handle *handle) { u32 i; + debugfs_remove_recursive(handle->hnae3_dbgfs); + handle->hnae3_dbgfs = NULL; + for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++) if (handle->dbgfs_buf[i]) { kvfree(handle->dbgfs_buf[i]); @@ -1428,8 +1435,6 @@ void hns3_dbg_uninit(struct hnae3_handle *handle) } mutex_destroy(&handle->dbgfs_lock); - debugfs_remove_recursive(handle->hnae3_dbgfs); - handle->hnae3_dbgfs = NULL; } void hns3_dbg_register_debugfs(const char *debugfs_dir_name) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index eac2d0573241..cf50368441b7 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -2103,8 +2103,12 @@ static void hns3_tx_doorbell(struct hns3_enet_ring *ring, int num, */ if (test_bit(HNS3_NIC_STATE_TX_PUSH_ENABLE, &priv->state) && num && !ring->pending_buf && num <= HNS3_MAX_PUSH_BD_NUM && doorbell) { + /* This smp_store_release() pairs with smp_load_aquire() in + * hns3_nic_reclaim_desc(). Ensure that the BD valid bit + * is updated. + */ + smp_store_release(&ring->last_to_use, ring->next_to_use); hns3_tx_push_bd(ring, num); - WRITE_ONCE(ring->last_to_use, ring->next_to_use); return; } @@ -2115,6 +2119,11 @@ static void hns3_tx_doorbell(struct hns3_enet_ring *ring, int num, return; } + /* This smp_store_release() pairs with smp_load_aquire() in + * hns3_nic_reclaim_desc(). Ensure that the BD valid bit is updated. + */ + smp_store_release(&ring->last_to_use, ring->next_to_use); + if (ring->tqp->mem_base) hns3_tx_mem_doorbell(ring); else @@ -2122,7 +2131,6 @@ static void hns3_tx_doorbell(struct hns3_enet_ring *ring, int num, ring->tqp->io_base + HNS3_RING_TX_RING_TAIL_REG); ring->pending_buf = 0; - WRITE_ONCE(ring->last_to_use, ring->next_to_use); } static void hns3_tsyn(struct net_device *netdev, struct sk_buff *skb, @@ -3308,8 +3316,6 @@ static void hns3_set_default_feature(struct net_device *netdev) netdev->priv_flags |= IFF_UNICAST_FLT; - netdev->gso_partial_features |= NETIF_F_GSO_GRE_CSUM; - netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER | NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_GSO | @@ -3347,6 +3353,15 @@ static void hns3_set_default_feature(struct net_device *netdev) NETIF_F_HW_TC); netdev->hw_enc_features |= netdev->vlan_features | NETIF_F_TSO_MANGLEID; + + /* The device_version V3 hardware can't offload the checksum for IP in + * GRE packets, but can do it for NvGRE. So default to disable the + * checksum and GSO offload for GRE. + */ + if (ae_dev->dev_version > HNAE3_DEVICE_VERSION_V2) { + netdev->features &= ~NETIF_F_GSO_GRE; + netdev->features &= ~NETIF_F_GSO_GRE_CSUM; + } } static int hns3_alloc_buffer(struct hns3_enet_ring *ring, @@ -3563,9 +3578,8 @@ static void hns3_reuse_buffer(struct hns3_enet_ring *ring, int i) static bool hns3_nic_reclaim_desc(struct hns3_enet_ring *ring, int *bytes, int *pkts, int budget) { - /* pair with ring->last_to_use update in hns3_tx_doorbell(), - * smp_store_release() is not used in hns3_tx_doorbell() because - * the doorbell operation already have the needed barrier operation. + /* This smp_load_acquire() pairs with smp_store_release() in + * hns3_tx_doorbell(). */ int ltu = smp_load_acquire(&ring->last_to_use); int ntc = ring->next_to_clean; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c index 36858a72d771..682239f33082 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c @@ -773,7 +773,9 @@ static int hns3_get_link_ksettings(struct net_device *netdev, hns3_get_ksettings(h, cmd); break; case HNAE3_MEDIA_TYPE_FIBER: - if (module_type == HNAE3_MODULE_TYPE_CR) + if (module_type == HNAE3_MODULE_TYPE_UNKNOWN) + cmd->base.port = PORT_OTHER; + else if (module_type == HNAE3_MODULE_TYPE_CR) cmd->base.port = PORT_DA; else cmd->base.port = PORT_FIBRE; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c index fad5a5ff3cda..b98301e205f7 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c @@ -259,7 +259,7 @@ static int hclge_ieee_setets(struct hnae3_handle *h, struct ieee_ets *ets) int ret; if (!(hdev->dcbx_cap & DCB_CAP_DCBX_VER_IEEE) || - hdev->flag & HCLGE_FLAG_MQPRIO_ENABLE) + h->kinfo.tc_info.mqprio_active) return -EINVAL; ret = hclge_ets_validate(hdev, ets, &num_tc, &map_changed); @@ -275,10 +275,7 @@ static int hclge_ieee_setets(struct hnae3_handle *h, struct ieee_ets *ets) } hclge_tm_schd_info_update(hdev, num_tc); - if (num_tc > 1) - hdev->flag |= HCLGE_FLAG_DCB_ENABLE; - else - hdev->flag &= ~HCLGE_FLAG_DCB_ENABLE; + h->kinfo.tc_info.dcb_ets_active = num_tc > 1; ret = hclge_ieee_ets_to_tm_info(hdev, ets); if (ret) @@ -487,7 +484,7 @@ static u8 hclge_getdcbx(struct hnae3_handle *h) struct hclge_vport *vport = hclge_get_vport(h); struct hclge_dev *hdev = vport->back; - if (hdev->flag & HCLGE_FLAG_MQPRIO_ENABLE) + if (h->kinfo.tc_info.mqprio_active) return 0; return hdev->dcbx_cap; @@ -611,7 +608,8 @@ static int hclge_setup_tc(struct hnae3_handle *h, if (!test_bit(HCLGE_STATE_NIC_REGISTERED, &hdev->state)) return -EBUSY; - if (hdev->flag & HCLGE_FLAG_DCB_ENABLE) + kinfo = &vport->nic.kinfo; + if (kinfo->tc_info.dcb_ets_active) return -EINVAL; ret = hclge_mqprio_qopt_check(hdev, mqprio_qopt); @@ -625,7 +623,6 @@ static int hclge_setup_tc(struct hnae3_handle *h, if (ret) return ret; - kinfo = &vport->nic.kinfo; memcpy(&old_tc_info, &kinfo->tc_info, sizeof(old_tc_info)); hclge_sync_mqprio_qopt(&kinfo->tc_info, mqprio_qopt); kinfo->tc_info.mqprio_active = tc > 0; @@ -634,13 +631,6 @@ static int hclge_setup_tc(struct hnae3_handle *h, if (ret) goto err_out; - hdev->flag &= ~HCLGE_FLAG_DCB_ENABLE; - - if (tc > 1) - hdev->flag |= HCLGE_FLAG_MQPRIO_ENABLE; - else - hdev->flag &= ~HCLGE_FLAG_MQPRIO_ENABLE; - return hclge_notify_init_up(hdev); err_out: diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c index f01a7a9ee02c..ff3f8f424ad9 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c @@ -1519,7 +1519,7 @@ static int hclge_dbg_fd_tcam_read(struct hclge_dev *hdev, bool sel_x, struct hclge_desc desc[3]; int pos = 0; int ret, i; - u32 *req; + __le32 *req; hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_FD_TCAM_OP, true); desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT); @@ -1544,22 +1544,22 @@ static int hclge_dbg_fd_tcam_read(struct hclge_dev *hdev, bool sel_x, tcam_msg.loc); /* tcam_data0 ~ tcam_data1 */ - req = (u32 *)req1->tcam_data; + req = (__le32 *)req1->tcam_data; for (i = 0; i < 2; i++) pos += scnprintf(tcam_buf + pos, HCLGE_DBG_TCAM_BUF_SIZE - pos, - "%08x\n", *req++); + "%08x\n", le32_to_cpu(*req++)); /* tcam_data2 ~ tcam_data7 */ - req = (u32 *)req2->tcam_data; + req = (__le32 *)req2->tcam_data; for (i = 0; i < 6; i++) pos += scnprintf(tcam_buf + pos, HCLGE_DBG_TCAM_BUF_SIZE - pos, - "%08x\n", *req++); + "%08x\n", le32_to_cpu(*req++)); /* tcam_data8 ~ tcam_data12 */ - req = (u32 *)req3->tcam_data; + req = (__le32 *)req3->tcam_data; for (i = 0; i < 5; i++) pos += scnprintf(tcam_buf + pos, HCLGE_DBG_TCAM_BUF_SIZE - pos, - "%08x\n", *req++); + "%08x\n", le32_to_cpu(*req++)); return ret; } diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 0f50dba6cc47..c42574e29747 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -3564,9 +3564,14 @@ static u32 hclge_check_event_cause(struct hclge_dev *hdev, u32 *clearval) static void hclge_clear_event_cause(struct hclge_dev *hdev, u32 event_type, u32 regclr) { +#define HCLGE_IMP_RESET_DELAY 5 + switch (event_type) { case HCLGE_VECTOR0_EVENT_PTP: case HCLGE_VECTOR0_EVENT_RST: + if (regclr == BIT(HCLGE_VECTOR0_IMPRESET_INT_B)) + mdelay(HCLGE_IMP_RESET_DELAY); + hclge_write_dev(&hdev->hw, HCLGE_MISC_RESET_STS_REG, regclr); break; case HCLGE_VECTOR0_EVENT_MBX: @@ -7348,6 +7353,12 @@ static int hclge_del_cls_flower(struct hnae3_handle *handle, ret = hclge_fd_tcam_config(hdev, HCLGE_FD_STAGE_1, true, rule->location, NULL, false); if (ret) { + /* if tcam config fail, set rule state to TO_DEL, + * so the rule will be deleted when periodic + * task being scheduled. + */ + hclge_update_fd_list(hdev, HCLGE_FD_TO_DEL, rule->location, NULL); + set_bit(HCLGE_STATE_FD_TBL_CHANGED, &hdev->state); spin_unlock_bh(&hdev->fd_rule_lock); return ret; } @@ -8824,7 +8835,7 @@ static void hclge_update_overflow_flags(struct hclge_vport *vport, if (mac_type == HCLGE_MAC_ADDR_UC) { if (is_all_added) vport->overflow_promisc_flags &= ~HNAE3_OVERFLOW_UPE; - else + else if (hclge_is_umv_space_full(vport, true)) vport->overflow_promisc_flags |= HNAE3_OVERFLOW_UPE; } else { if (is_all_added) @@ -11026,6 +11037,7 @@ static void hclge_get_mdix_mode(struct hnae3_handle *handle, static void hclge_info_show(struct hclge_dev *hdev) { + struct hnae3_handle *handle = &hdev->vport->nic; struct device *dev = &hdev->pdev->dev; dev_info(dev, "PF info begin:\n"); @@ -11042,9 +11054,9 @@ static void hclge_info_show(struct hclge_dev *hdev) dev_info(dev, "This is %s PF\n", hdev->flag & HCLGE_FLAG_MAIN ? "main" : "not main"); dev_info(dev, "DCB %s\n", - hdev->flag & HCLGE_FLAG_DCB_ENABLE ? "enable" : "disable"); + handle->kinfo.tc_info.dcb_ets_active ? "enable" : "disable"); dev_info(dev, "MQPRIO %s\n", - hdev->flag & HCLGE_FLAG_MQPRIO_ENABLE ? "enable" : "disable"); + handle->kinfo.tc_info.mqprio_active ? "enable" : "disable"); dev_info(dev, "Default tx spare buffer size: %u\n", hdev->tx_spare_buf_size); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h index ec233ec57222..7bc2049b723d 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h @@ -919,8 +919,6 @@ struct hclge_dev { #define HCLGE_FLAG_MAIN BIT(0) #define HCLGE_FLAG_DCB_CAPABLE BIT(1) -#define HCLGE_FLAG_DCB_ENABLE BIT(2) -#define HCLGE_FLAG_MQPRIO_ENABLE BIT(3) u32 flag; u32 pkt_buf_size; /* Total pf buf size for tx/rx */ diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c index 7a2f9233d695..a4d68fb216fb 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c @@ -1855,7 +1855,8 @@ static void hclgevf_periodic_service_task(struct hclgevf_dev *hdev) unsigned long delta = round_jiffies_relative(HZ); struct hnae3_handle *handle = &hdev->nic; - if (test_bit(HCLGEVF_STATE_RST_FAIL, &hdev->state)) + if (test_bit(HCLGEVF_STATE_RST_FAIL, &hdev->state) || + test_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state)) return; if (time_is_after_jiffies(hdev->last_serv_processed + HZ)) { diff --git a/drivers/net/ethernet/huawei/hinic/hinic_port.c b/drivers/net/ethernet/huawei/hinic/hinic_port.c index 9406237c461e..f81a43d2cdfc 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_port.c +++ b/drivers/net/ethernet/huawei/hinic/hinic_port.c @@ -456,9 +456,6 @@ int hinic_set_vlan_fliter(struct hinic_dev *nic_dev, u32 en) u16 out_size = sizeof(vlan_filter); int err; - if (!hwdev) - return -EINVAL; - vlan_filter.func_idx = HINIC_HWIF_FUNC_IDX(hwif); vlan_filter.enable = en; diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c index 832a2ae01950..a8d79ee350f8 100644 --- a/drivers/net/ethernet/ibm/ibmveth.c +++ b/drivers/net/ethernet/ibm/ibmveth.c @@ -1303,24 +1303,23 @@ static void ibmveth_rx_csum_helper(struct sk_buff *skb, * the user space for finding a flow. During this process, OVS computes * checksum on the first packet when CHECKSUM_PARTIAL flag is set. * - * So, re-compute TCP pseudo header checksum when configured for - * trunk mode. + * So, re-compute TCP pseudo header checksum. */ + if (iph_proto == IPPROTO_TCP) { struct tcphdr *tcph = (struct tcphdr *)(skb->data + iphlen); + if (tcph->check == 0x0000) { /* Recompute TCP pseudo header checksum */ - if (adapter->is_active_trunk) { - tcphdrlen = skb->len - iphlen; - if (skb_proto == ETH_P_IP) - tcph->check = - ~csum_tcpudp_magic(iph->saddr, - iph->daddr, tcphdrlen, iph_proto, 0); - else if (skb_proto == ETH_P_IPV6) - tcph->check = - ~csum_ipv6_magic(&iph6->saddr, - &iph6->daddr, tcphdrlen, iph_proto, 0); - } + tcphdrlen = skb->len - iphlen; + if (skb_proto == ETH_P_IP) + tcph->check = + ~csum_tcpudp_magic(iph->saddr, + iph->daddr, tcphdrlen, iph_proto, 0); + else if (skb_proto == ETH_P_IPV6) + tcph->check = + ~csum_ipv6_magic(&iph6->saddr, + &iph6->daddr, tcphdrlen, iph_proto, 0); /* Setup SKB fields for checksum offload */ skb_partial_csum_set(skb, iphlen, offsetof(struct tcphdr, check)); diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index 8ea1a238dcef..d3d6415553ed 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -4475,9 +4475,7 @@ int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, int vf_id, goto error_pvid; i40e_vlan_stripping_enable(vsi); - i40e_vc_reset_vf(vf, true); - /* During reset the VF got a new VSI, so refresh a pointer. */ - vsi = pf->vsi[vf->lan_vsi_idx]; + /* Locked once because multiple functions below iterate list */ spin_lock_bh(&vsi->mac_filter_hash_lock); @@ -4563,6 +4561,10 @@ int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, int vf_id, */ vf->port_vlan_id = le16_to_cpu(vsi->info.pvid); + i40e_vc_reset_vf(vf, true); + /* During reset the VF got a new VSI, so refresh a pointer. */ + vsi = pf->vsi[vf->lan_vsi_idx]; + ret = i40e_config_vf_promiscuous_mode(vf, vsi->id, allmulti, alluni); if (ret) { dev_err(&pf->pdev->dev, "Unable to config vf promiscuous mode\n"); diff --git a/drivers/net/ethernet/intel/iavf/iavf.h b/drivers/net/ethernet/intel/iavf/iavf.h index 85fba85fbb23..e110ba346185 100644 --- a/drivers/net/ethernet/intel/iavf/iavf.h +++ b/drivers/net/ethernet/intel/iavf/iavf.h @@ -521,7 +521,7 @@ void iavf_down(struct iavf_adapter *adapter); int iavf_process_config(struct iavf_adapter *adapter); int iavf_parse_vf_resource_msg(struct iavf_adapter *adapter); void iavf_schedule_reset(struct iavf_adapter *adapter, u64 flags); -void iavf_schedule_request_stats(struct iavf_adapter *adapter); +void iavf_schedule_aq_request(struct iavf_adapter *adapter, u64 flags); void iavf_schedule_finish_config(struct iavf_adapter *adapter); void iavf_reset(struct iavf_adapter *adapter); void iavf_set_ethtool_ops(struct net_device *netdev); diff --git a/drivers/net/ethernet/intel/iavf/iavf_ethtool.c b/drivers/net/ethernet/intel/iavf/iavf_ethtool.c index a34303ad057d..90397293525f 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_ethtool.c +++ b/drivers/net/ethernet/intel/iavf/iavf_ethtool.c @@ -362,7 +362,7 @@ static void iavf_get_ethtool_stats(struct net_device *netdev, unsigned int i; /* Explicitly request stats refresh */ - iavf_schedule_request_stats(adapter); + iavf_schedule_aq_request(adapter, IAVF_FLAG_AQ_REQUEST_STATS); iavf_add_ethtool_stats(&data, adapter, iavf_gstrings_stats); diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c index 7b300c86ceda..6a2e6d64bc3a 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_main.c +++ b/drivers/net/ethernet/intel/iavf/iavf_main.c @@ -314,15 +314,13 @@ void iavf_schedule_reset(struct iavf_adapter *adapter, u64 flags) } /** - * iavf_schedule_request_stats - Set the flags and schedule statistics request + * iavf_schedule_aq_request - Set the flags and schedule aq request * @adapter: board private structure - * - * Sets IAVF_FLAG_AQ_REQUEST_STATS flag so iavf_watchdog_task() will explicitly - * request and refresh ethtool stats + * @flags: requested aq flags **/ -void iavf_schedule_request_stats(struct iavf_adapter *adapter) +void iavf_schedule_aq_request(struct iavf_adapter *adapter, u64 flags) { - adapter->aq_required |= IAVF_FLAG_AQ_REQUEST_STATS; + adapter->aq_required |= flags; mod_delayed_work(adapter->wq, &adapter->watchdog_task, 0); } @@ -823,7 +821,7 @@ iavf_vlan_filter *iavf_add_vlan(struct iavf_adapter *adapter, list_add_tail(&f->list, &adapter->vlan_filter_list); f->state = IAVF_VLAN_ADD; adapter->num_vlan_filters++; - adapter->aq_required |= IAVF_FLAG_AQ_ADD_VLAN_FILTER; + iavf_schedule_aq_request(adapter, IAVF_FLAG_AQ_ADD_VLAN_FILTER); } clearout: @@ -845,7 +843,7 @@ static void iavf_del_vlan(struct iavf_adapter *adapter, struct iavf_vlan vlan) f = iavf_find_vlan(adapter, vlan); if (f) { f->state = IAVF_VLAN_REMOVE; - adapter->aq_required |= IAVF_FLAG_AQ_DEL_VLAN_FILTER; + iavf_schedule_aq_request(adapter, IAVF_FLAG_AQ_DEL_VLAN_FILTER); } spin_unlock_bh(&adapter->mac_vlan_list_lock); @@ -1421,7 +1419,8 @@ void iavf_down(struct iavf_adapter *adapter) iavf_clear_fdir_filters(adapter); iavf_clear_adv_rss_conf(adapter); - if (!(adapter->flags & IAVF_FLAG_PF_COMMS_FAILED)) { + if (!(adapter->flags & IAVF_FLAG_PF_COMMS_FAILED) && + !(test_bit(__IAVF_IN_REMOVE_TASK, &adapter->crit_section))) { /* cancel any current operation */ adapter->current_op = VIRTCHNL_OP_UNKNOWN; /* Schedule operations to close down the HW. Don't wait diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl.c b/drivers/net/ethernet/intel/ice/ice_virtchnl.c index b03426ac932b..db97353efd06 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl.c +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl.c @@ -2617,12 +2617,14 @@ static int ice_vc_query_rxdid(struct ice_vf *vf) goto err; } - /* Read flexiflag registers to determine whether the - * corresponding RXDID is configured and supported or not. - * Since Legacy 16byte descriptor format is not supported, - * start from Legacy 32byte descriptor. + /* RXDIDs supported by DDP package can be read from the register + * to get the supported RXDID bitmap. But the legacy 32byte RXDID + * is not listed in DDP package, add it in the bitmap manually. + * Legacy 16byte descriptor is not supported. */ - for (i = ICE_RXDID_LEGACY_1; i < ICE_FLEX_DESC_RXDID_MAX_NUM; i++) { + rxdid->supported_rxdids |= BIT(ICE_RXDID_LEGACY_1); + + for (i = ICE_RXDID_FLEX_NIC; i < ICE_FLEX_DESC_RXDID_MAX_NUM; i++) { regval = rd32(hw, GLFLXP_RXDID_FLAGS(i, 0)); if ((regval >> GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_S) & GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_M) diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index 015b78144114..a2b759531cb7 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -34,11 +34,11 @@ struct igb_adapter; /* TX/RX descriptor defines */ #define IGB_DEFAULT_TXD 256 #define IGB_DEFAULT_TX_WORK 128 -#define IGB_MIN_TXD 80 +#define IGB_MIN_TXD 64 #define IGB_MAX_TXD 4096 #define IGB_DEFAULT_RXD 256 -#define IGB_MIN_RXD 80 +#define IGB_MIN_RXD 64 #define IGB_MAX_RXD 4096 #define IGB_DEFAULT_ITR 3 /* dynamic */ diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 1ab787ed254d..76b34cee1da3 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -3827,8 +3827,11 @@ static int igb_enable_sriov(struct pci_dev *pdev, int num_vfs, bool reinit) } /* only call pci_enable_sriov() if no VFs are allocated already */ - if (!old_vfs) + if (!old_vfs) { err = pci_enable_sriov(pdev, adapter->vfs_allocated_count); + if (err) + goto err_out; + } goto out; @@ -3933,8 +3936,9 @@ static void igb_probe_vfs(struct igb_adapter *adapter) struct pci_dev *pdev = adapter->pdev; struct e1000_hw *hw = &adapter->hw; - /* Virtualization features not supported on i210 family. */ - if ((hw->mac.type == e1000_i210) || (hw->mac.type == e1000_i211)) + /* Virtualization features not supported on i210 and 82580 family. */ + if ((hw->mac.type == e1000_i210) || (hw->mac.type == e1000_i211) || + (hw->mac.type == e1000_82580)) return; /* Of the below we really only want the effect of getting diff --git a/drivers/net/ethernet/intel/igbvf/igbvf.h b/drivers/net/ethernet/intel/igbvf/igbvf.h index 57d39ee00b58..7b83678ba83a 100644 --- a/drivers/net/ethernet/intel/igbvf/igbvf.h +++ b/drivers/net/ethernet/intel/igbvf/igbvf.h @@ -39,11 +39,11 @@ enum latency_range { /* Tx/Rx descriptor defines */ #define IGBVF_DEFAULT_TXD 256 #define IGBVF_MAX_TXD 4096 -#define IGBVF_MIN_TXD 80 +#define IGBVF_MIN_TXD 64 #define IGBVF_DEFAULT_RXD 256 #define IGBVF_MAX_RXD 4096 -#define IGBVF_MIN_RXD 80 +#define IGBVF_MIN_RXD 64 #define IGBVF_MIN_ITR_USECS 10 /* 100000 irq/sec */ #define IGBVF_MAX_ITR_USECS 10000 /* 100 irq/sec */ diff --git a/drivers/net/ethernet/intel/igc/igc.h b/drivers/net/ethernet/intel/igc/igc.h index 8ebe6999a528..f48f82d5e274 100644 --- a/drivers/net/ethernet/intel/igc/igc.h +++ b/drivers/net/ethernet/intel/igc/igc.h @@ -379,11 +379,11 @@ static inline u32 igc_rss_type(const union igc_adv_rx_desc *rx_desc) /* TX/RX descriptor defines */ #define IGC_DEFAULT_TXD 256 #define IGC_DEFAULT_TX_WORK 128 -#define IGC_MIN_TXD 80 +#define IGC_MIN_TXD 64 #define IGC_MAX_TXD 4096 #define IGC_DEFAULT_RXD 256 -#define IGC_MIN_RXD 80 +#define IGC_MIN_RXD 64 #define IGC_MAX_RXD 4096 /* Supported Rx Buffer Sizes */ diff --git a/drivers/net/ethernet/intel/igc/igc_ethtool.c b/drivers/net/ethernet/intel/igc/igc_ethtool.c index 93bce729be76..7ab6dd58e400 100644 --- a/drivers/net/ethernet/intel/igc/igc_ethtool.c +++ b/drivers/net/ethernet/intel/igc/igc_ethtool.c @@ -868,6 +868,18 @@ static void igc_ethtool_get_stats(struct net_device *netdev, spin_unlock(&adapter->stats64_lock); } +static int igc_ethtool_get_previous_rx_coalesce(struct igc_adapter *adapter) +{ + return (adapter->rx_itr_setting <= 3) ? + adapter->rx_itr_setting : adapter->rx_itr_setting >> 2; +} + +static int igc_ethtool_get_previous_tx_coalesce(struct igc_adapter *adapter) +{ + return (adapter->tx_itr_setting <= 3) ? + adapter->tx_itr_setting : adapter->tx_itr_setting >> 2; +} + static int igc_ethtool_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec, struct kernel_ethtool_coalesce *kernel_coal, @@ -875,17 +887,8 @@ static int igc_ethtool_get_coalesce(struct net_device *netdev, { struct igc_adapter *adapter = netdev_priv(netdev); - if (adapter->rx_itr_setting <= 3) - ec->rx_coalesce_usecs = adapter->rx_itr_setting; - else - ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2; - - if (!(adapter->flags & IGC_FLAG_QUEUE_PAIRS)) { - if (adapter->tx_itr_setting <= 3) - ec->tx_coalesce_usecs = adapter->tx_itr_setting; - else - ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2; - } + ec->rx_coalesce_usecs = igc_ethtool_get_previous_rx_coalesce(adapter); + ec->tx_coalesce_usecs = igc_ethtool_get_previous_tx_coalesce(adapter); return 0; } @@ -910,8 +913,12 @@ static int igc_ethtool_set_coalesce(struct net_device *netdev, ec->tx_coalesce_usecs == 2) return -EINVAL; - if ((adapter->flags & IGC_FLAG_QUEUE_PAIRS) && ec->tx_coalesce_usecs) + if ((adapter->flags & IGC_FLAG_QUEUE_PAIRS) && + ec->tx_coalesce_usecs != igc_ethtool_get_previous_tx_coalesce(adapter)) { + NL_SET_ERR_MSG_MOD(extack, + "Queue Pair mode enabled, both Rx and Tx coalescing controlled by rx-usecs"); return -EINVAL; + } /* If ITR is disabled, disable DMAC */ if (ec->rx_coalesce_usecs == 0) { diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index 293b45717683..98de34d0ce07 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -6491,7 +6491,7 @@ static int igc_xdp_xmit(struct net_device *dev, int num_frames, struct igc_ring *ring; int i, drops; - if (unlikely(test_bit(__IGC_DOWN, &adapter->state))) + if (unlikely(!netif_carrier_ok(dev))) return -ENETDOWN; if (unlikely(flags & ~XDP_XMIT_FLAGS_MASK)) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c index 0310af851086..9339edbd9082 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c @@ -979,6 +979,7 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, u32 tsync_tx_ctl = IXGBE_TSYNCTXCTL_ENABLED; u32 tsync_rx_ctl = IXGBE_TSYNCRXCTL_ENABLED; u32 tsync_rx_mtrl = PTP_EV_PORT << 16; + u32 aflags = adapter->flags; bool is_l2 = false; u32 regval; @@ -996,20 +997,20 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, case HWTSTAMP_FILTER_NONE: tsync_rx_ctl = 0; tsync_rx_mtrl = 0; - adapter->flags &= ~(IXGBE_FLAG_RX_HWTSTAMP_ENABLED | - IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); + aflags &= ~(IXGBE_FLAG_RX_HWTSTAMP_ENABLED | + IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); break; case HWTSTAMP_FILTER_PTP_V1_L4_SYNC: tsync_rx_ctl |= IXGBE_TSYNCRXCTL_TYPE_L4_V1; tsync_rx_mtrl |= IXGBE_RXMTRL_V1_SYNC_MSG; - adapter->flags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | - IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); + aflags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | + IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); break; case HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ: tsync_rx_ctl |= IXGBE_TSYNCRXCTL_TYPE_L4_V1; tsync_rx_mtrl |= IXGBE_RXMTRL_V1_DELAY_REQ_MSG; - adapter->flags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | - IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); + aflags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | + IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); break; case HWTSTAMP_FILTER_PTP_V2_EVENT: case HWTSTAMP_FILTER_PTP_V2_L2_EVENT: @@ -1023,8 +1024,8 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, tsync_rx_ctl |= IXGBE_TSYNCRXCTL_TYPE_EVENT_V2; is_l2 = true; config->rx_filter = HWTSTAMP_FILTER_PTP_V2_EVENT; - adapter->flags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | - IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); + aflags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | + IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); break; case HWTSTAMP_FILTER_PTP_V1_L4_EVENT: case HWTSTAMP_FILTER_NTP_ALL: @@ -1035,7 +1036,7 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, if (hw->mac.type >= ixgbe_mac_X550) { tsync_rx_ctl |= IXGBE_TSYNCRXCTL_TYPE_ALL; config->rx_filter = HWTSTAMP_FILTER_ALL; - adapter->flags |= IXGBE_FLAG_RX_HWTSTAMP_ENABLED; + aflags |= IXGBE_FLAG_RX_HWTSTAMP_ENABLED; break; } fallthrough; @@ -1046,8 +1047,6 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, * Delay_Req messages and hardware does not support * timestamping all packets => return error */ - adapter->flags &= ~(IXGBE_FLAG_RX_HWTSTAMP_ENABLED | - IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); config->rx_filter = HWTSTAMP_FILTER_NONE; return -ERANGE; } @@ -1079,8 +1078,8 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, IXGBE_TSYNCRXCTL_TYPE_ALL | IXGBE_TSYNCRXCTL_TSIP_UT_EN; config->rx_filter = HWTSTAMP_FILTER_ALL; - adapter->flags |= IXGBE_FLAG_RX_HWTSTAMP_ENABLED; - adapter->flags &= ~IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER; + aflags |= IXGBE_FLAG_RX_HWTSTAMP_ENABLED; + aflags &= ~IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER; is_l2 = true; break; default: @@ -1113,6 +1112,9 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, IXGBE_WRITE_FLUSH(hw); + /* configure adapter flags only when HW is actually configured */ + adapter->flags = aflags; + /* clear TX/RX time stamp registers, just to be sure */ ixgbe_ptp_clear_tx_timestamp(adapter); IXGBE_READ_REG(hw, IXGBE_RXSTMPH); diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index eb74ccddb440..21c3f9b015c8 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -5586,6 +5586,11 @@ static int mvpp2_ethtool_get_rxnfc(struct net_device *dev, break; case ETHTOOL_GRXCLSRLALL: for (i = 0; i < MVPP2_N_RFS_ENTRIES_PER_FLOW; i++) { + if (loc == info->rule_cnt) { + ret = -EMSGSIZE; + break; + } + if (port->rfs_rules[i]) rules[loc++] = i; } diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c index 4424de2ffd70..dbc518ff8276 100644 --- a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c +++ b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c @@ -734,13 +734,13 @@ static netdev_tx_t octep_start_xmit(struct sk_buff *skb, dma_map_sg_err: if (si > 0) { dma_unmap_single(iq->dev, sglist[0].dma_ptr[0], - sglist[0].len[0], DMA_TO_DEVICE); - sglist[0].len[0] = 0; + sglist[0].len[3], DMA_TO_DEVICE); + sglist[0].len[3] = 0; } while (si > 1) { dma_unmap_page(iq->dev, sglist[si >> 2].dma_ptr[si & 3], - sglist[si >> 2].len[si & 3], DMA_TO_DEVICE); - sglist[si >> 2].len[si & 3] = 0; + sglist[si >> 2].len[3 - (si & 3)], DMA_TO_DEVICE); + sglist[si >> 2].len[3 - (si & 3)] = 0; si--; } tx_buffer->gather = 0; diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_tx.c b/drivers/net/ethernet/marvell/octeon_ep/octep_tx.c index 5a520d37bea0..d0adb82d65c3 100644 --- a/drivers/net/ethernet/marvell/octeon_ep/octep_tx.c +++ b/drivers/net/ethernet/marvell/octeon_ep/octep_tx.c @@ -69,12 +69,12 @@ int octep_iq_process_completions(struct octep_iq *iq, u16 budget) compl_sg++; dma_unmap_single(iq->dev, tx_buffer->sglist[0].dma_ptr[0], - tx_buffer->sglist[0].len[0], DMA_TO_DEVICE); + tx_buffer->sglist[0].len[3], DMA_TO_DEVICE); i = 1; /* entry 0 is main skb, unmapped above */ while (frags--) { dma_unmap_page(iq->dev, tx_buffer->sglist[i >> 2].dma_ptr[i & 3], - tx_buffer->sglist[i >> 2].len[i & 3], DMA_TO_DEVICE); + tx_buffer->sglist[i >> 2].len[3 - (i & 3)], DMA_TO_DEVICE); i++; } @@ -131,13 +131,13 @@ static void octep_iq_free_pending(struct octep_iq *iq) dma_unmap_single(iq->dev, tx_buffer->sglist[0].dma_ptr[0], - tx_buffer->sglist[0].len[0], + tx_buffer->sglist[0].len[3], DMA_TO_DEVICE); i = 1; /* entry 0 is main skb, unmapped above */ while (frags--) { dma_unmap_page(iq->dev, tx_buffer->sglist[i >> 2].dma_ptr[i & 3], - tx_buffer->sglist[i >> 2].len[i & 3], DMA_TO_DEVICE); + tx_buffer->sglist[i >> 2].len[3 - (i & 3)], DMA_TO_DEVICE); i++; } diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_tx.h b/drivers/net/ethernet/marvell/octeon_ep/octep_tx.h index 2ef57980eb47..21e75ff9f5e7 100644 --- a/drivers/net/ethernet/marvell/octeon_ep/octep_tx.h +++ b/drivers/net/ethernet/marvell/octeon_ep/octep_tx.h @@ -17,7 +17,21 @@ #define TX_BUFTYPE_NET_SG 2 #define NUM_TX_BUFTYPES 3 -/* Hardware format for Scatter/Gather list */ +/* Hardware format for Scatter/Gather list + * + * 63 48|47 32|31 16|15 0 + * ----------------------------------------- + * | Len 0 | Len 1 | Len 2 | Len 3 | + * ----------------------------------------- + * | Ptr 0 | + * ----------------------------------------- + * | Ptr 1 | + * ----------------------------------------- + * | Ptr 2 | + * ----------------------------------------- + * | Ptr 3 | + * ----------------------------------------- + */ struct octep_tx_sglist_desc { u16 len[4]; dma_addr_t dma_ptr[4]; diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c index c2f68678e947..23c2f2ed2fb8 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c @@ -846,6 +846,21 @@ static int nix_aq_enqueue_wait(struct rvu *rvu, struct rvu_block *block, return 0; } +static void nix_get_aq_req_smq(struct rvu *rvu, struct nix_aq_enq_req *req, + u16 *smq, u16 *smq_mask) +{ + struct nix_cn10k_aq_enq_req *aq_req; + + if (!is_rvu_otx2(rvu)) { + aq_req = (struct nix_cn10k_aq_enq_req *)req; + *smq = aq_req->sq.smq; + *smq_mask = aq_req->sq_mask.smq; + } else { + *smq = req->sq.smq; + *smq_mask = req->sq_mask.smq; + } +} + static int rvu_nix_blk_aq_enq_inst(struct rvu *rvu, struct nix_hw *nix_hw, struct nix_aq_enq_req *req, struct nix_aq_enq_rsp *rsp) @@ -857,6 +872,7 @@ static int rvu_nix_blk_aq_enq_inst(struct rvu *rvu, struct nix_hw *nix_hw, struct rvu_block *block; struct admin_queue *aq; struct rvu_pfvf *pfvf; + u16 smq, smq_mask; void *ctx, *mask; bool ena; u64 cfg; @@ -928,13 +944,14 @@ static int rvu_nix_blk_aq_enq_inst(struct rvu *rvu, struct nix_hw *nix_hw, if (rc) return rc; + nix_get_aq_req_smq(rvu, req, &smq, &smq_mask); /* Check if SQ pointed SMQ belongs to this PF/VF or not */ if (req->ctype == NIX_AQ_CTYPE_SQ && ((req->op == NIX_AQ_INSTOP_INIT && req->sq.ena) || (req->op == NIX_AQ_INSTOP_WRITE && - req->sq_mask.ena && req->sq_mask.smq && req->sq.ena))) { + req->sq_mask.ena && req->sq.ena && smq_mask))) { if (!is_valid_txschq(rvu, blkaddr, NIX_TXSCH_LVL_SMQ, - pcifunc, req->sq.smq)) + pcifunc, smq)) return NIX_AF_ERR_AQ_ENQUEUE; } diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/cn10k.c b/drivers/net/ethernet/marvell/octeontx2/nic/cn10k.c index 826f691de259..a4a258da8dd5 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/cn10k.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/cn10k.c @@ -107,12 +107,13 @@ int cn10k_sq_aq_init(void *dev, u16 qidx, u16 sqb_aura) } #define NPA_MAX_BURST 16 -void cn10k_refill_pool_ptrs(void *dev, struct otx2_cq_queue *cq) +int cn10k_refill_pool_ptrs(void *dev, struct otx2_cq_queue *cq) { struct otx2_nic *pfvf = dev; + int cnt = cq->pool_ptrs; u64 ptrs[NPA_MAX_BURST]; - int num_ptrs = 1; dma_addr_t bufptr; + int num_ptrs = 1; /* Refill pool with new buffers */ while (cq->pool_ptrs) { @@ -131,6 +132,7 @@ void cn10k_refill_pool_ptrs(void *dev, struct otx2_cq_queue *cq) num_ptrs = 1; } } + return cnt - cq->pool_ptrs; } void cn10k_sqe_flush(void *dev, struct otx2_snd_queue *sq, int size, int qidx) diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/cn10k.h b/drivers/net/ethernet/marvell/octeontx2/nic/cn10k.h index 8ae96815865e..c1861f7de254 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/cn10k.h +++ b/drivers/net/ethernet/marvell/octeontx2/nic/cn10k.h @@ -24,7 +24,7 @@ static inline int mtu_to_dwrr_weight(struct otx2_nic *pfvf, int mtu) return weight; } -void cn10k_refill_pool_ptrs(void *dev, struct otx2_cq_queue *cq); +int cn10k_refill_pool_ptrs(void *dev, struct otx2_cq_queue *cq); void cn10k_sqe_flush(void *dev, struct otx2_snd_queue *sq, int size, int qidx); int cn10k_sq_aq_init(void *dev, u16 qidx, u16 sqb_aura); int cn10k_lmtst_init(struct otx2_nic *pfvf); diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c index 8511906cb4e2..997fedac3a98 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c @@ -574,20 +574,8 @@ int otx2_alloc_rbuf(struct otx2_nic *pfvf, struct otx2_pool *pool, int otx2_alloc_buffer(struct otx2_nic *pfvf, struct otx2_cq_queue *cq, dma_addr_t *dma) { - if (unlikely(__otx2_alloc_rbuf(pfvf, cq->rbpool, dma))) { - struct refill_work *work; - struct delayed_work *dwork; - - work = &pfvf->refill_wrk[cq->cq_idx]; - dwork = &work->pool_refill_work; - /* Schedule a task if no other task is running */ - if (!cq->refill_task_sched) { - cq->refill_task_sched = true; - schedule_delayed_work(dwork, - msecs_to_jiffies(100)); - } + if (unlikely(__otx2_alloc_rbuf(pfvf, cq->rbpool, dma))) return -ENOMEM; - } return 0; } @@ -1082,39 +1070,20 @@ static int otx2_cq_init(struct otx2_nic *pfvf, u16 qidx) static void otx2_pool_refill_task(struct work_struct *work) { struct otx2_cq_queue *cq; - struct otx2_pool *rbpool; struct refill_work *wrk; - int qidx, free_ptrs = 0; struct otx2_nic *pfvf; - dma_addr_t bufptr; + int qidx; wrk = container_of(work, struct refill_work, pool_refill_work.work); pfvf = wrk->pf; qidx = wrk - pfvf->refill_wrk; cq = &pfvf->qset.cq[qidx]; - rbpool = cq->rbpool; - free_ptrs = cq->pool_ptrs; - while (cq->pool_ptrs) { - if (otx2_alloc_rbuf(pfvf, rbpool, &bufptr)) { - /* Schedule a WQ if we fails to free atleast half of the - * pointers else enable napi for this RQ. - */ - if (!((free_ptrs - cq->pool_ptrs) > free_ptrs / 2)) { - struct delayed_work *dwork; - - dwork = &wrk->pool_refill_work; - schedule_delayed_work(dwork, - msecs_to_jiffies(100)); - } else { - cq->refill_task_sched = false; - } - return; - } - pfvf->hw_ops->aura_freeptr(pfvf, qidx, bufptr + OTX2_HEAD_ROOM); - cq->pool_ptrs--; - } cq->refill_task_sched = false; + + local_bh_disable(); + napi_schedule(wrk->napi); + local_bh_enable(); } int otx2_config_nix_queues(struct otx2_nic *pfvf) diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h index 4c6032ee7800..c04a8ee53a82 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h @@ -302,6 +302,7 @@ struct flr_work { struct refill_work { struct delayed_work pool_refill_work; struct otx2_nic *pf; + struct napi_struct *napi; }; /* PTPv2 originTimestamp structure */ @@ -370,7 +371,7 @@ struct dev_hw_ops { int (*sq_aq_init)(void *dev, u16 qidx, u16 sqb_aura); void (*sqe_flush)(void *dev, struct otx2_snd_queue *sq, int size, int qidx); - void (*refill_pool_ptrs)(void *dev, struct otx2_cq_queue *cq); + int (*refill_pool_ptrs)(void *dev, struct otx2_cq_queue *cq); void (*aura_freeptr)(void *dev, int aura, u64 buf); }; diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c index 70b9065f7d10..6daf4d58c25d 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c @@ -1943,6 +1943,10 @@ int otx2_stop(struct net_device *netdev) netif_tx_disable(netdev); + for (wrk = 0; wrk < pf->qset.cq_cnt; wrk++) + cancel_delayed_work_sync(&pf->refill_wrk[wrk].pool_refill_work); + devm_kfree(pf->dev, pf->refill_wrk); + otx2_free_hw_resources(pf); otx2_free_cints(pf, pf->hw.cint_cnt); otx2_disable_napi(pf); @@ -1950,9 +1954,6 @@ int otx2_stop(struct net_device *netdev) for (qidx = 0; qidx < netdev->num_tx_queues; qidx++) netdev_tx_reset_queue(netdev_get_tx_queue(netdev, qidx)); - for (wrk = 0; wrk < pf->qset.cq_cnt; wrk++) - cancel_delayed_work_sync(&pf->refill_wrk[wrk].pool_refill_work); - devm_kfree(pf->dev, pf->refill_wrk); kfree(qset->sq); kfree(qset->cq); diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c index e369baf11530..53b2a4ef5298 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c @@ -29,7 +29,8 @@ static bool otx2_xdp_rcv_pkt_handler(struct otx2_nic *pfvf, struct bpf_prog *prog, struct nix_cqe_rx_s *cqe, - struct otx2_cq_queue *cq); + struct otx2_cq_queue *cq, + bool *need_xdp_flush); static int otx2_nix_cq_op_status(struct otx2_nic *pfvf, struct otx2_cq_queue *cq) @@ -337,7 +338,7 @@ static bool otx2_check_rcv_errors(struct otx2_nic *pfvf, static void otx2_rcv_pkt_handler(struct otx2_nic *pfvf, struct napi_struct *napi, struct otx2_cq_queue *cq, - struct nix_cqe_rx_s *cqe) + struct nix_cqe_rx_s *cqe, bool *need_xdp_flush) { struct nix_rx_parse_s *parse = &cqe->parse; struct nix_rx_sg_s *sg = &cqe->sg; @@ -353,7 +354,7 @@ static void otx2_rcv_pkt_handler(struct otx2_nic *pfvf, } if (pfvf->xdp_prog) - if (otx2_xdp_rcv_pkt_handler(pfvf, pfvf->xdp_prog, cqe, cq)) + if (otx2_xdp_rcv_pkt_handler(pfvf, pfvf->xdp_prog, cqe, cq, need_xdp_flush)) return; skb = napi_get_frags(napi); @@ -388,6 +389,7 @@ static int otx2_rx_napi_handler(struct otx2_nic *pfvf, struct napi_struct *napi, struct otx2_cq_queue *cq, int budget) { + bool need_xdp_flush = false; struct nix_cqe_rx_s *cqe; int processed_cqe = 0; @@ -409,13 +411,15 @@ process_cqe: cq->cq_head++; cq->cq_head &= (cq->cqe_cnt - 1); - otx2_rcv_pkt_handler(pfvf, napi, cq, cqe); + otx2_rcv_pkt_handler(pfvf, napi, cq, cqe, &need_xdp_flush); cqe->hdr.cqe_type = NIX_XQE_TYPE_INVALID; cqe->sg.seg_addr = 0x00; processed_cqe++; cq->pend_cqe--; } + if (need_xdp_flush) + xdp_do_flush(); /* Free CQEs to HW */ otx2_write64(pfvf, NIX_LF_CQ_OP_DOOR, @@ -424,9 +428,10 @@ process_cqe: return processed_cqe; } -void otx2_refill_pool_ptrs(void *dev, struct otx2_cq_queue *cq) +int otx2_refill_pool_ptrs(void *dev, struct otx2_cq_queue *cq) { struct otx2_nic *pfvf = dev; + int cnt = cq->pool_ptrs; dma_addr_t bufptr; while (cq->pool_ptrs) { @@ -435,6 +440,8 @@ void otx2_refill_pool_ptrs(void *dev, struct otx2_cq_queue *cq) otx2_aura_freeptr(pfvf, cq->cq_idx, bufptr + OTX2_HEAD_ROOM); cq->pool_ptrs--; } + + return cnt - cq->pool_ptrs; } static int otx2_tx_napi_handler(struct otx2_nic *pfvf, @@ -521,6 +528,7 @@ int otx2_napi_handler(struct napi_struct *napi, int budget) struct otx2_cq_queue *cq; struct otx2_qset *qset; struct otx2_nic *pfvf; + int filled_cnt = -1; cq_poll = container_of(napi, struct otx2_cq_poll, napi); pfvf = (struct otx2_nic *)cq_poll->dev; @@ -541,7 +549,7 @@ int otx2_napi_handler(struct napi_struct *napi, int budget) } if (rx_cq && rx_cq->pool_ptrs) - pfvf->hw_ops->refill_pool_ptrs(pfvf, rx_cq); + filled_cnt = pfvf->hw_ops->refill_pool_ptrs(pfvf, rx_cq); /* Clear the IRQ */ otx2_write64(pfvf, NIX_LF_CINTX_INT(cq_poll->cint_idx), BIT_ULL(0)); @@ -561,9 +569,25 @@ int otx2_napi_handler(struct napi_struct *napi, int budget) otx2_config_irq_coalescing(pfvf, i); } - /* Re-enable interrupts */ - otx2_write64(pfvf, NIX_LF_CINTX_ENA_W1S(cq_poll->cint_idx), - BIT_ULL(0)); + if (unlikely(!filled_cnt)) { + struct refill_work *work; + struct delayed_work *dwork; + + work = &pfvf->refill_wrk[cq->cq_idx]; + dwork = &work->pool_refill_work; + /* Schedule a task if no other task is running */ + if (!cq->refill_task_sched) { + work->napi = napi; + cq->refill_task_sched = true; + schedule_delayed_work(dwork, + msecs_to_jiffies(100)); + } + } else { + /* Re-enable interrupts */ + otx2_write64(pfvf, + NIX_LF_CINTX_ENA_W1S(cq_poll->cint_idx), + BIT_ULL(0)); + } } return workdone; } @@ -1334,7 +1358,8 @@ bool otx2_xdp_sq_append_pkt(struct otx2_nic *pfvf, u64 iova, int len, u16 qidx) static bool otx2_xdp_rcv_pkt_handler(struct otx2_nic *pfvf, struct bpf_prog *prog, struct nix_cqe_rx_s *cqe, - struct otx2_cq_queue *cq) + struct otx2_cq_queue *cq, + bool *need_xdp_flush) { unsigned char *hard_start, *data; int qidx = cq->cq_idx; @@ -1371,8 +1396,10 @@ static bool otx2_xdp_rcv_pkt_handler(struct otx2_nic *pfvf, otx2_dma_unmap_page(pfvf, iova, pfvf->rbsize, DMA_FROM_DEVICE); - if (!err) + if (!err) { + *need_xdp_flush = true; return true; + } put_page(page); break; default: diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.h b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.h index 9e3bfbe5c480..a82ffca8ce1b 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.h +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.h @@ -170,6 +170,6 @@ void cn10k_sqe_flush(void *dev, struct otx2_snd_queue *sq, int size, int qidx); void otx2_sqe_flush(void *dev, struct otx2_snd_queue *sq, int size, int qidx); -void otx2_refill_pool_ptrs(void *dev, struct otx2_cq_queue *cq); -void cn10k_refill_pool_ptrs(void *dev, struct otx2_cq_queue *cq); +int otx2_refill_pool_ptrs(void *dev, struct otx2_cq_queue *cq); +int cn10k_refill_pool_ptrs(void *dev, struct otx2_cq_queue *cq); #endif /* OTX2_TXRX_H */ diff --git a/drivers/net/ethernet/marvell/sky2.h b/drivers/net/ethernet/marvell/sky2.h index ddec1627f1a7..8d0bacf4e49c 100644 --- a/drivers/net/ethernet/marvell/sky2.h +++ b/drivers/net/ethernet/marvell/sky2.h @@ -2195,7 +2195,7 @@ struct rx_ring_info { struct sk_buff *skb; dma_addr_t data_addr; DEFINE_DMA_UNMAP_LEN(data_size); - dma_addr_t frag_addr[ETH_JUMBO_MTU >> PAGE_SHIFT]; + dma_addr_t frag_addr[ETH_JUMBO_MTU >> PAGE_SHIFT ?: 1]; }; enum flow_control { diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index 6ad42e3b488f..20afe79f380a 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -2005,11 +2005,11 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget, u8 *data, *new_data; struct mtk_rx_dma_v2 *rxd, trxd; int done = 0, bytes = 0; + dma_addr_t dma_addr = DMA_MAPPING_ERROR; while (done < budget) { unsigned int pktlen, *rxdcsum; struct net_device *netdev; - dma_addr_t dma_addr; u32 hash, reason; int mac = 0; @@ -2186,7 +2186,8 @@ release_desc: else rxd->rxd2 = RX_DMA_PREP_PLEN0(ring->buf_size); - if (MTK_HAS_CAPS(eth->soc->caps, MTK_36BIT_DMA)) + if (MTK_HAS_CAPS(eth->soc->caps, MTK_36BIT_DMA) && + likely(dma_addr != DMA_MAPPING_ERROR)) rxd->rxd2 |= RX_DMA_PREP_ADDR64(dma_addr); ring->calc_idx = idx; @@ -2994,6 +2995,9 @@ static int mtk_hwlro_get_fdir_all(struct net_device *dev, int i; for (i = 0; i < MTK_MAX_LRO_IP_CNT; i++) { + if (cnt == cmd->rule_cnt) + return -EMSGSIZE; + if (mac->hwlro_ip[i]) { rule_locs[cnt] = i; cnt++; @@ -3167,8 +3171,8 @@ static irqreturn_t mtk_handle_irq_rx(int irq, void *_eth) eth->rx_events++; if (likely(napi_schedule_prep(ð->rx_napi))) { - __napi_schedule(ð->rx_napi); mtk_rx_irq_disable(eth, eth->soc->txrx.rx_irq_done_mask); + __napi_schedule(ð->rx_napi); } return IRQ_HANDLED; @@ -3180,8 +3184,8 @@ static irqreturn_t mtk_handle_irq_tx(int irq, void *_eth) eth->tx_events++; if (likely(napi_schedule_prep(ð->tx_napi))) { - __napi_schedule(ð->tx_napi); mtk_tx_irq_disable(eth, MTK_TX_DONE_INT); + __napi_schedule(ð->tx_napi); } return IRQ_HANDLED; diff --git a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c index a70a5417c173..a4efbeb16208 100644 --- a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c +++ b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c @@ -214,9 +214,11 @@ mtk_flow_set_output_device(struct mtk_eth *eth, struct mtk_foe_entry *foe, dsa_port = mtk_flow_get_dsa_port(&dev); if (dev == eth->netdev[0]) - pse_port = 1; + pse_port = PSE_GDM1_PORT; else if (dev == eth->netdev[1]) - pse_port = 2; + pse_port = PSE_GDM2_PORT; + else if (dev == eth->netdev[2]) + pse_port = PSE_GDM3_PORT; else return -EOPNOTSUPP; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c index 92d3952dfa8b..feeb41693c17 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c @@ -17,8 +17,10 @@ tc_act_parse_ct(struct mlx5e_tc_act_parse_state *parse_state, if (err) return err; - if (mlx5e_is_eswitch_flow(parse_state->flow)) + if (mlx5e_is_eswitch_flow(parse_state->flow)) { attr->esw_attr->split_count = attr->esw_attr->out_count; + parse_state->if_count = 0; + } attr->flags |= MLX5_ATTR_FLAG_CT; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mirred.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mirred.c index 291193f7120d..f63402c48028 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mirred.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mirred.c @@ -294,6 +294,7 @@ parse_mirred_ovs_master(struct mlx5e_tc_act_parse_state *parse_state, if (err) return err; + parse_state->if_count = 0; esw_attr->out_count++; return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/pedit.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/pedit.c index 3b272bbf4c53..368a95fa77d3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/pedit.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/pedit.c @@ -98,8 +98,10 @@ tc_act_parse_pedit(struct mlx5e_tc_act_parse_state *parse_state, attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; - if (ns_type == MLX5_FLOW_NAMESPACE_FDB) + if (ns_type == MLX5_FLOW_NAMESPACE_FDB) { esw_attr->split_count = esw_attr->out_count; + parse_state->if_count = 0; + } return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/redirect_ingress.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/redirect_ingress.c index ad09a8a5f36e..2d1d4a04501b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/redirect_ingress.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/redirect_ingress.c @@ -66,6 +66,7 @@ tc_act_parse_redirect_ingress(struct mlx5e_tc_act_parse_state *parse_state, if (err) return err; + parse_state->if_count = 0; esw_attr->out_count++; return 0; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/vlan.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/vlan.c index c8a3eaf189f6..a13c5e707b83 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/vlan.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/vlan.c @@ -166,6 +166,7 @@ tc_act_parse_vlan(struct mlx5e_tc_act_parse_state *parse_state, return err; esw_attr->split_count = esw_attr->out_count; + parse_state->if_count = 0; return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/vlan_mangle.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/vlan_mangle.c index 310b99230760..f17575b09788 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/vlan_mangle.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/vlan_mangle.c @@ -65,8 +65,10 @@ tc_act_parse_vlan_mangle(struct mlx5e_tc_act_parse_state *parse_state, if (err) return err; - if (ns_type == MLX5_FLOW_NAMESPACE_FDB) + if (ns_type == MLX5_FLOW_NAMESPACE_FDB) { attr->esw_attr->split_count = attr->esw_attr->out_count; + parse_state->if_count = 0; + } return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 318083690fcd..c24828b688ac 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -3936,6 +3936,7 @@ parse_tc_actions(struct mlx5e_tc_act_parse_state *parse_state, } i_split = i + 1; + parse_state->if_count = 0; list_add(&attr->list, &flow->attrs); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index 6cd7d6497e10..d4cde6555063 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -1276,12 +1276,19 @@ int mlx5_eswitch_enable_pf_vf_vports(struct mlx5_eswitch *esw, enum mlx5_eswitch_vport_event enabled_events) { + bool pf_needed; int ret; + pf_needed = mlx5_core_is_ecpf_esw_manager(esw->dev) || + esw->mode == MLX5_ESWITCH_LEGACY; + /* Enable PF vport */ - ret = mlx5_eswitch_load_pf_vf_vport(esw, MLX5_VPORT_PF, enabled_events); - if (ret) - return ret; + if (pf_needed) { + ret = mlx5_eswitch_load_pf_vf_vport(esw, MLX5_VPORT_PF, + enabled_events); + if (ret) + return ret; + } /* Enable external host PF HCA */ ret = host_pf_enable_hca(esw->dev); @@ -1317,7 +1324,8 @@ ec_vf_err: ecpf_err: host_pf_disable_hca(esw->dev); pf_hca_err: - mlx5_eswitch_unload_pf_vf_vport(esw, MLX5_VPORT_PF); + if (pf_needed) + mlx5_eswitch_unload_pf_vf_vport(esw, MLX5_VPORT_PF); return ret; } @@ -1335,7 +1343,10 @@ void mlx5_eswitch_disable_pf_vf_vports(struct mlx5_eswitch *esw) } host_pf_disable_hca(esw->dev); - mlx5_eswitch_unload_pf_vf_vport(esw, MLX5_VPORT_PF); + + if (mlx5_core_is_ecpf_esw_manager(esw->dev) || + esw->mode == MLX5_ESWITCH_LEGACY) + mlx5_eswitch_unload_pf_vf_vport(esw, MLX5_VPORT_PF); } static void mlx5_eswitch_get_devlink_param(struct mlx5_eswitch *esw) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 752fb0dfb111..b296ac52a439 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -3216,26 +3216,47 @@ esw_vport_destroy_offloads_acl_tables(struct mlx5_eswitch *esw, esw_acl_ingress_ofld_cleanup(esw, vport); } -static int esw_create_uplink_offloads_acl_tables(struct mlx5_eswitch *esw) +static int esw_create_offloads_acl_tables(struct mlx5_eswitch *esw) { - struct mlx5_vport *vport; + struct mlx5_vport *uplink, *manager; + int ret; - vport = mlx5_eswitch_get_vport(esw, MLX5_VPORT_UPLINK); - if (IS_ERR(vport)) - return PTR_ERR(vport); + uplink = mlx5_eswitch_get_vport(esw, MLX5_VPORT_UPLINK); + if (IS_ERR(uplink)) + return PTR_ERR(uplink); + + ret = esw_vport_create_offloads_acl_tables(esw, uplink); + if (ret) + return ret; + + manager = mlx5_eswitch_get_vport(esw, esw->manager_vport); + if (IS_ERR(manager)) { + ret = PTR_ERR(manager); + goto err_manager; + } - return esw_vport_create_offloads_acl_tables(esw, vport); + ret = esw_vport_create_offloads_acl_tables(esw, manager); + if (ret) + goto err_manager; + + return 0; + +err_manager: + esw_vport_destroy_offloads_acl_tables(esw, uplink); + return ret; } -static void esw_destroy_uplink_offloads_acl_tables(struct mlx5_eswitch *esw) +static void esw_destroy_offloads_acl_tables(struct mlx5_eswitch *esw) { struct mlx5_vport *vport; - vport = mlx5_eswitch_get_vport(esw, MLX5_VPORT_UPLINK); - if (IS_ERR(vport)) - return; + vport = mlx5_eswitch_get_vport(esw, esw->manager_vport); + if (!IS_ERR(vport)) + esw_vport_destroy_offloads_acl_tables(esw, vport); - esw_vport_destroy_offloads_acl_tables(esw, vport); + vport = mlx5_eswitch_get_vport(esw, MLX5_VPORT_UPLINK); + if (!IS_ERR(vport)) + esw_vport_destroy_offloads_acl_tables(esw, vport); } int mlx5_eswitch_reload_reps(struct mlx5_eswitch *esw) @@ -3280,7 +3301,7 @@ static int esw_offloads_steering_init(struct mlx5_eswitch *esw) } esw->fdb_table.offloads.indir = indir; - err = esw_create_uplink_offloads_acl_tables(esw); + err = esw_create_offloads_acl_tables(esw); if (err) goto create_acl_err; @@ -3321,7 +3342,7 @@ create_fdb_err: create_restore_err: esw_destroy_offloads_table(esw); create_offloads_err: - esw_destroy_uplink_offloads_acl_tables(esw); + esw_destroy_offloads_acl_tables(esw); create_acl_err: mlx5_esw_indir_table_destroy(esw->fdb_table.offloads.indir); create_indir_err: @@ -3337,7 +3358,7 @@ static void esw_offloads_steering_cleanup(struct mlx5_eswitch *esw) esw_destroy_offloads_fdb_tables(esw); esw_destroy_restore_table(esw); esw_destroy_offloads_table(esw); - esw_destroy_uplink_offloads_acl_tables(esw); + esw_destroy_offloads_acl_tables(esw); mlx5_esw_indir_table_destroy(esw->fdb_table.offloads.indir); mutex_destroy(&esw->fdb_table.offloads.vports.lock); } diff --git a/drivers/net/ethernet/microchip/Kconfig b/drivers/net/ethernet/microchip/Kconfig index 329e374b9539..43ba71e82260 100644 --- a/drivers/net/ethernet/microchip/Kconfig +++ b/drivers/net/ethernet/microchip/Kconfig @@ -46,6 +46,7 @@ config LAN743X tristate "LAN743x support" depends on PCI depends on PTP_1588_CLOCK_OPTIONAL + select PHYLIB select FIXED_PHY select CRC16 select CRC32 diff --git a/drivers/net/ethernet/microchip/vcap/vcap_api.c b/drivers/net/ethernet/microchip/vcap/vcap_api.c index 300fe1a93dce..ef980e4e5bc2 100644 --- a/drivers/net/ethernet/microchip/vcap/vcap_api.c +++ b/drivers/net/ethernet/microchip/vcap/vcap_api.c @@ -1021,18 +1021,32 @@ static struct vcap_rule_internal *vcap_dup_rule(struct vcap_rule_internal *ri, list_for_each_entry(ckf, &ri->data.keyfields, ctrl.list) { newckf = kmemdup(ckf, sizeof(*newckf), GFP_KERNEL); if (!newckf) - return ERR_PTR(-ENOMEM); + goto err; list_add_tail(&newckf->ctrl.list, &duprule->data.keyfields); } list_for_each_entry(caf, &ri->data.actionfields, ctrl.list) { newcaf = kmemdup(caf, sizeof(*newcaf), GFP_KERNEL); if (!newcaf) - return ERR_PTR(-ENOMEM); + goto err; list_add_tail(&newcaf->ctrl.list, &duprule->data.actionfields); } return duprule; + +err: + list_for_each_entry_safe(ckf, newckf, &duprule->data.keyfields, ctrl.list) { + list_del(&ckf->ctrl.list); + kfree(ckf); + } + + list_for_each_entry_safe(caf, newcaf, &duprule->data.actionfields, ctrl.list) { + list_del(&caf->ctrl.list); + kfree(caf); + } + + kfree(duprule); + return ERR_PTR(-ENOMEM); } static void vcap_apply_width(u8 *dst, int width, int bytes) diff --git a/drivers/net/ethernet/microchip/vcap/vcap_api_kunit.c b/drivers/net/ethernet/microchip/vcap/vcap_api_kunit.c index c07f25e791c7..fe4e166de8a0 100644 --- a/drivers/net/ethernet/microchip/vcap/vcap_api_kunit.c +++ b/drivers/net/ethernet/microchip/vcap/vcap_api_kunit.c @@ -243,10 +243,9 @@ static void vcap_test_api_init(struct vcap_admin *admin) } /* Helper function to create a rule of a specific size */ -static struct vcap_rule * -test_vcap_xn_rule_creator(struct kunit *test, int cid, enum vcap_user user, - u16 priority, - int id, int size, int expected_addr) +static void test_vcap_xn_rule_creator(struct kunit *test, int cid, + enum vcap_user user, u16 priority, + int id, int size, int expected_addr) { struct vcap_rule *rule; struct vcap_rule_internal *ri; @@ -311,7 +310,7 @@ test_vcap_xn_rule_creator(struct kunit *test, int cid, enum vcap_user user, ret = vcap_add_rule(rule); KUNIT_EXPECT_EQ(test, 0, ret); KUNIT_EXPECT_EQ(test, expected_addr, ri->addr); - return rule; + vcap_free_rule(rule); } /* Prepare testing rule deletion */ @@ -995,6 +994,16 @@ static void vcap_api_encode_rule_actionset_test(struct kunit *test) KUNIT_EXPECT_EQ(test, (u32)0x00000000, actwords[11]); } +static void vcap_free_ckf(struct vcap_rule *rule) +{ + struct vcap_client_keyfield *ckf, *next_ckf; + + list_for_each_entry_safe(ckf, next_ckf, &rule->keyfields, ctrl.list) { + list_del(&ckf->ctrl.list); + kfree(ckf); + } +} + static void vcap_api_rule_add_keyvalue_test(struct kunit *test) { struct vcap_admin admin = { @@ -1027,6 +1036,7 @@ static void vcap_api_rule_add_keyvalue_test(struct kunit *test) KUNIT_EXPECT_EQ(test, VCAP_FIELD_BIT, kf->ctrl.type); KUNIT_EXPECT_EQ(test, 0x0, kf->data.u1.value); KUNIT_EXPECT_EQ(test, 0x1, kf->data.u1.mask); + vcap_free_ckf(rule); INIT_LIST_HEAD(&rule->keyfields); ret = vcap_rule_add_key_bit(rule, VCAP_KF_LOOKUP_FIRST_IS, VCAP_BIT_1); @@ -1039,6 +1049,7 @@ static void vcap_api_rule_add_keyvalue_test(struct kunit *test) KUNIT_EXPECT_EQ(test, VCAP_FIELD_BIT, kf->ctrl.type); KUNIT_EXPECT_EQ(test, 0x1, kf->data.u1.value); KUNIT_EXPECT_EQ(test, 0x1, kf->data.u1.mask); + vcap_free_ckf(rule); INIT_LIST_HEAD(&rule->keyfields); ret = vcap_rule_add_key_bit(rule, VCAP_KF_LOOKUP_FIRST_IS, @@ -1052,6 +1063,7 @@ static void vcap_api_rule_add_keyvalue_test(struct kunit *test) KUNIT_EXPECT_EQ(test, VCAP_FIELD_BIT, kf->ctrl.type); KUNIT_EXPECT_EQ(test, 0x0, kf->data.u1.value); KUNIT_EXPECT_EQ(test, 0x0, kf->data.u1.mask); + vcap_free_ckf(rule); INIT_LIST_HEAD(&rule->keyfields); ret = vcap_rule_add_key_u32(rule, VCAP_KF_TYPE, 0x98765432, 0xff00ffab); @@ -1064,6 +1076,7 @@ static void vcap_api_rule_add_keyvalue_test(struct kunit *test) KUNIT_EXPECT_EQ(test, VCAP_FIELD_U32, kf->ctrl.type); KUNIT_EXPECT_EQ(test, 0x98765432, kf->data.u32.value); KUNIT_EXPECT_EQ(test, 0xff00ffab, kf->data.u32.mask); + vcap_free_ckf(rule); INIT_LIST_HEAD(&rule->keyfields); ret = vcap_rule_add_key_u128(rule, VCAP_KF_L3_IP6_SIP, &dip); @@ -1078,6 +1091,18 @@ static void vcap_api_rule_add_keyvalue_test(struct kunit *test) KUNIT_EXPECT_EQ(test, dip.value[idx], kf->data.u128.value[idx]); for (idx = 0; idx < ARRAY_SIZE(dip.mask); ++idx) KUNIT_EXPECT_EQ(test, dip.mask[idx], kf->data.u128.mask[idx]); + vcap_free_ckf(rule); +} + +static void vcap_free_caf(struct vcap_rule *rule) +{ + struct vcap_client_actionfield *caf, *next_caf; + + list_for_each_entry_safe(caf, next_caf, + &rule->actionfields, ctrl.list) { + list_del(&caf->ctrl.list); + kfree(caf); + } } static void vcap_api_rule_add_actionvalue_test(struct kunit *test) @@ -1105,6 +1130,7 @@ static void vcap_api_rule_add_actionvalue_test(struct kunit *test) KUNIT_EXPECT_EQ(test, VCAP_AF_POLICE_ENA, af->ctrl.action); KUNIT_EXPECT_EQ(test, VCAP_FIELD_BIT, af->ctrl.type); KUNIT_EXPECT_EQ(test, 0x0, af->data.u1.value); + vcap_free_caf(rule); INIT_LIST_HEAD(&rule->actionfields); ret = vcap_rule_add_action_bit(rule, VCAP_AF_POLICE_ENA, VCAP_BIT_1); @@ -1116,6 +1142,7 @@ static void vcap_api_rule_add_actionvalue_test(struct kunit *test) KUNIT_EXPECT_EQ(test, VCAP_AF_POLICE_ENA, af->ctrl.action); KUNIT_EXPECT_EQ(test, VCAP_FIELD_BIT, af->ctrl.type); KUNIT_EXPECT_EQ(test, 0x1, af->data.u1.value); + vcap_free_caf(rule); INIT_LIST_HEAD(&rule->actionfields); ret = vcap_rule_add_action_bit(rule, VCAP_AF_POLICE_ENA, VCAP_BIT_ANY); @@ -1127,6 +1154,7 @@ static void vcap_api_rule_add_actionvalue_test(struct kunit *test) KUNIT_EXPECT_EQ(test, VCAP_AF_POLICE_ENA, af->ctrl.action); KUNIT_EXPECT_EQ(test, VCAP_FIELD_BIT, af->ctrl.type); KUNIT_EXPECT_EQ(test, 0x0, af->data.u1.value); + vcap_free_caf(rule); INIT_LIST_HEAD(&rule->actionfields); ret = vcap_rule_add_action_u32(rule, VCAP_AF_TYPE, 0x98765432); @@ -1138,6 +1166,7 @@ static void vcap_api_rule_add_actionvalue_test(struct kunit *test) KUNIT_EXPECT_EQ(test, VCAP_AF_TYPE, af->ctrl.action); KUNIT_EXPECT_EQ(test, VCAP_FIELD_U32, af->ctrl.type); KUNIT_EXPECT_EQ(test, 0x98765432, af->data.u32.value); + vcap_free_caf(rule); INIT_LIST_HEAD(&rule->actionfields); ret = vcap_rule_add_action_u32(rule, VCAP_AF_MASK_MODE, 0xaabbccdd); @@ -1149,6 +1178,7 @@ static void vcap_api_rule_add_actionvalue_test(struct kunit *test) KUNIT_EXPECT_EQ(test, VCAP_AF_MASK_MODE, af->ctrl.action); KUNIT_EXPECT_EQ(test, VCAP_FIELD_U32, af->ctrl.type); KUNIT_EXPECT_EQ(test, 0xaabbccdd, af->data.u32.value); + vcap_free_caf(rule); } static void vcap_api_rule_find_keyset_basic_test(struct kunit *test) @@ -1408,6 +1438,10 @@ static void vcap_api_encode_rule_test(struct kunit *test) ret = list_empty(&is2_admin.rules); KUNIT_EXPECT_EQ(test, false, ret); KUNIT_EXPECT_EQ(test, 0, ret); + + vcap_enable_lookups(&test_vctrl, &test_netdev, 0, 0, + rule->cookie, false); + vcap_free_rule(rule); /* Check that the rule has been freed: tricky to access since this @@ -1418,6 +1452,8 @@ static void vcap_api_encode_rule_test(struct kunit *test) KUNIT_EXPECT_EQ(test, true, ret); ret = list_empty(&rule->actionfields); KUNIT_EXPECT_EQ(test, true, ret); + + vcap_del_rule(&test_vctrl, &test_netdev, id); } static void vcap_api_set_rule_counter_test(struct kunit *test) @@ -1561,6 +1597,11 @@ static void vcap_api_rule_insert_in_order_test(struct kunit *test) test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 20, 400, 6, 774); test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 30, 300, 3, 771); test_vcap_xn_rule_creator(test, 10000, VCAP_USER_QOS, 40, 200, 2, 768); + + vcap_del_rule(&test_vctrl, &test_netdev, 200); + vcap_del_rule(&test_vctrl, &test_netdev, 300); + vcap_del_rule(&test_vctrl, &test_netdev, 400); + vcap_del_rule(&test_vctrl, &test_netdev, 500); } static void vcap_api_rule_insert_reverse_order_test(struct kunit *test) @@ -1619,6 +1660,11 @@ static void vcap_api_rule_insert_reverse_order_test(struct kunit *test) ++idx; } KUNIT_EXPECT_EQ(test, 768, admin.last_used_addr); + + vcap_del_rule(&test_vctrl, &test_netdev, 500); + vcap_del_rule(&test_vctrl, &test_netdev, 400); + vcap_del_rule(&test_vctrl, &test_netdev, 300); + vcap_del_rule(&test_vctrl, &test_netdev, 200); } static void vcap_api_rule_remove_at_end_test(struct kunit *test) @@ -1819,6 +1865,9 @@ static void vcap_api_rule_remove_in_front_test(struct kunit *test) KUNIT_EXPECT_EQ(test, 786, test_init_start); KUNIT_EXPECT_EQ(test, 8, test_init_count); KUNIT_EXPECT_EQ(test, 794, admin.last_used_addr); + + vcap_del_rule(&test_vctrl, &test_netdev, 200); + vcap_del_rule(&test_vctrl, &test_netdev, 300); } static struct kunit_case vcap_api_rule_remove_test_cases[] = { diff --git a/drivers/net/ethernet/microsoft/mana/mana_en.c b/drivers/net/ethernet/microsoft/mana/mana_en.c index 4a16ebff3d1d..48ea4aeeea5d 100644 --- a/drivers/net/ethernet/microsoft/mana/mana_en.c +++ b/drivers/net/ethernet/microsoft/mana/mana_en.c @@ -91,63 +91,137 @@ static unsigned int mana_checksum_info(struct sk_buff *skb) return 0; } +static void mana_add_sge(struct mana_tx_package *tp, struct mana_skb_head *ash, + int sg_i, dma_addr_t da, int sge_len, u32 gpa_mkey) +{ + ash->dma_handle[sg_i] = da; + ash->size[sg_i] = sge_len; + + tp->wqe_req.sgl[sg_i].address = da; + tp->wqe_req.sgl[sg_i].mem_key = gpa_mkey; + tp->wqe_req.sgl[sg_i].size = sge_len; +} + static int mana_map_skb(struct sk_buff *skb, struct mana_port_context *apc, - struct mana_tx_package *tp) + struct mana_tx_package *tp, int gso_hs) { struct mana_skb_head *ash = (struct mana_skb_head *)skb->head; + int hsg = 1; /* num of SGEs of linear part */ struct gdma_dev *gd = apc->ac->gdma_dev; + int skb_hlen = skb_headlen(skb); + int sge0_len, sge1_len = 0; struct gdma_context *gc; struct device *dev; skb_frag_t *frag; dma_addr_t da; + int sg_i; int i; gc = gd->gdma_context; dev = gc->dev; - da = dma_map_single(dev, skb->data, skb_headlen(skb), DMA_TO_DEVICE); + if (gso_hs && gso_hs < skb_hlen) { + sge0_len = gso_hs; + sge1_len = skb_hlen - gso_hs; + } else { + sge0_len = skb_hlen; + } + + da = dma_map_single(dev, skb->data, sge0_len, DMA_TO_DEVICE); if (dma_mapping_error(dev, da)) return -ENOMEM; - ash->dma_handle[0] = da; - ash->size[0] = skb_headlen(skb); + mana_add_sge(tp, ash, 0, da, sge0_len, gd->gpa_mkey); - tp->wqe_req.sgl[0].address = ash->dma_handle[0]; - tp->wqe_req.sgl[0].mem_key = gd->gpa_mkey; - tp->wqe_req.sgl[0].size = ash->size[0]; + if (sge1_len) { + sg_i = 1; + da = dma_map_single(dev, skb->data + sge0_len, sge1_len, + DMA_TO_DEVICE); + if (dma_mapping_error(dev, da)) + goto frag_err; + + mana_add_sge(tp, ash, sg_i, da, sge1_len, gd->gpa_mkey); + hsg = 2; + } for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { + sg_i = hsg + i; + frag = &skb_shinfo(skb)->frags[i]; da = skb_frag_dma_map(dev, frag, 0, skb_frag_size(frag), DMA_TO_DEVICE); - if (dma_mapping_error(dev, da)) goto frag_err; - ash->dma_handle[i + 1] = da; - ash->size[i + 1] = skb_frag_size(frag); - - tp->wqe_req.sgl[i + 1].address = ash->dma_handle[i + 1]; - tp->wqe_req.sgl[i + 1].mem_key = gd->gpa_mkey; - tp->wqe_req.sgl[i + 1].size = ash->size[i + 1]; + mana_add_sge(tp, ash, sg_i, da, skb_frag_size(frag), + gd->gpa_mkey); } return 0; frag_err: - for (i = i - 1; i >= 0; i--) - dma_unmap_page(dev, ash->dma_handle[i + 1], ash->size[i + 1], + for (i = sg_i - 1; i >= hsg; i--) + dma_unmap_page(dev, ash->dma_handle[i], ash->size[i], DMA_TO_DEVICE); - dma_unmap_single(dev, ash->dma_handle[0], ash->size[0], DMA_TO_DEVICE); + for (i = hsg - 1; i >= 0; i--) + dma_unmap_single(dev, ash->dma_handle[i], ash->size[i], + DMA_TO_DEVICE); return -ENOMEM; } +/* Handle the case when GSO SKB linear length is too large. + * MANA NIC requires GSO packets to put only the packet header to SGE0. + * So, we need 2 SGEs for the skb linear part which contains more than the + * header. + * Return a positive value for the number of SGEs, or a negative value + * for an error. + */ +static int mana_fix_skb_head(struct net_device *ndev, struct sk_buff *skb, + int gso_hs) +{ + int num_sge = 1 + skb_shinfo(skb)->nr_frags; + int skb_hlen = skb_headlen(skb); + + if (gso_hs < skb_hlen) { + num_sge++; + } else if (gso_hs > skb_hlen) { + if (net_ratelimit()) + netdev_err(ndev, + "TX nonlinear head: hs:%d, skb_hlen:%d\n", + gso_hs, skb_hlen); + + return -EINVAL; + } + + return num_sge; +} + +/* Get the GSO packet's header size */ +static int mana_get_gso_hs(struct sk_buff *skb) +{ + int gso_hs; + + if (skb->encapsulation) { + gso_hs = skb_inner_tcp_all_headers(skb); + } else { + if (skb_shinfo(skb)->gso_type & SKB_GSO_UDP_L4) { + gso_hs = skb_transport_offset(skb) + + sizeof(struct udphdr); + } else { + gso_hs = skb_tcp_all_headers(skb); + } + } + + return gso_hs; +} + netdev_tx_t mana_start_xmit(struct sk_buff *skb, struct net_device *ndev) { enum mana_tx_pkt_format pkt_fmt = MANA_SHORT_PKT_FMT; struct mana_port_context *apc = netdev_priv(ndev); + int gso_hs = 0; /* zero for non-GSO pkts */ u16 txq_idx = skb_get_queue_mapping(skb); struct gdma_dev *gd = apc->ac->gdma_dev; bool ipv4 = false, ipv6 = false; @@ -159,7 +233,6 @@ netdev_tx_t mana_start_xmit(struct sk_buff *skb, struct net_device *ndev) struct mana_txq *txq; struct mana_cq *cq; int err, len; - u16 ihs; if (unlikely(!apc->port_is_up)) goto tx_drop; @@ -209,19 +282,6 @@ netdev_tx_t mana_start_xmit(struct sk_buff *skb, struct net_device *ndev) pkg.wqe_req.client_data_unit = 0; pkg.wqe_req.num_sge = 1 + skb_shinfo(skb)->nr_frags; - WARN_ON_ONCE(pkg.wqe_req.num_sge > MAX_TX_WQE_SGL_ENTRIES); - - if (pkg.wqe_req.num_sge <= ARRAY_SIZE(pkg.sgl_array)) { - pkg.wqe_req.sgl = pkg.sgl_array; - } else { - pkg.sgl_ptr = kmalloc_array(pkg.wqe_req.num_sge, - sizeof(struct gdma_sge), - GFP_ATOMIC); - if (!pkg.sgl_ptr) - goto tx_drop_count; - - pkg.wqe_req.sgl = pkg.sgl_ptr; - } if (skb->protocol == htons(ETH_P_IP)) ipv4 = true; @@ -229,6 +289,26 @@ netdev_tx_t mana_start_xmit(struct sk_buff *skb, struct net_device *ndev) ipv6 = true; if (skb_is_gso(skb)) { + int num_sge; + + gso_hs = mana_get_gso_hs(skb); + + num_sge = mana_fix_skb_head(ndev, skb, gso_hs); + if (num_sge > 0) + pkg.wqe_req.num_sge = num_sge; + else + goto tx_drop_count; + + u64_stats_update_begin(&tx_stats->syncp); + if (skb->encapsulation) { + tx_stats->tso_inner_packets++; + tx_stats->tso_inner_bytes += skb->len - gso_hs; + } else { + tx_stats->tso_packets++; + tx_stats->tso_bytes += skb->len - gso_hs; + } + u64_stats_update_end(&tx_stats->syncp); + pkg.tx_oob.s_oob.is_outer_ipv4 = ipv4; pkg.tx_oob.s_oob.is_outer_ipv6 = ipv6; @@ -252,28 +332,6 @@ netdev_tx_t mana_start_xmit(struct sk_buff *skb, struct net_device *ndev) &ipv6_hdr(skb)->daddr, 0, IPPROTO_TCP, 0); } - - if (skb->encapsulation) { - ihs = skb_inner_tcp_all_headers(skb); - u64_stats_update_begin(&tx_stats->syncp); - tx_stats->tso_inner_packets++; - tx_stats->tso_inner_bytes += skb->len - ihs; - u64_stats_update_end(&tx_stats->syncp); - } else { - if (skb_shinfo(skb)->gso_type & SKB_GSO_UDP_L4) { - ihs = skb_transport_offset(skb) + sizeof(struct udphdr); - } else { - ihs = skb_tcp_all_headers(skb); - if (ipv6_has_hopopt_jumbo(skb)) - ihs -= sizeof(struct hop_jumbo_hdr); - } - - u64_stats_update_begin(&tx_stats->syncp); - tx_stats->tso_packets++; - tx_stats->tso_bytes += skb->len - ihs; - u64_stats_update_end(&tx_stats->syncp); - } - } else if (skb->ip_summed == CHECKSUM_PARTIAL) { csum_type = mana_checksum_info(skb); @@ -296,11 +354,25 @@ netdev_tx_t mana_start_xmit(struct sk_buff *skb, struct net_device *ndev) } else { /* Can't do offload of this type of checksum */ if (skb_checksum_help(skb)) - goto free_sgl_ptr; + goto tx_drop_count; } } - if (mana_map_skb(skb, apc, &pkg)) { + WARN_ON_ONCE(pkg.wqe_req.num_sge > MAX_TX_WQE_SGL_ENTRIES); + + if (pkg.wqe_req.num_sge <= ARRAY_SIZE(pkg.sgl_array)) { + pkg.wqe_req.sgl = pkg.sgl_array; + } else { + pkg.sgl_ptr = kmalloc_array(pkg.wqe_req.num_sge, + sizeof(struct gdma_sge), + GFP_ATOMIC); + if (!pkg.sgl_ptr) + goto tx_drop_count; + + pkg.wqe_req.sgl = pkg.sgl_ptr; + } + + if (mana_map_skb(skb, apc, &pkg, gso_hs)) { u64_stats_update_begin(&tx_stats->syncp); tx_stats->mana_map_err++; u64_stats_update_end(&tx_stats->syncp); @@ -1258,11 +1330,16 @@ static void mana_unmap_skb(struct sk_buff *skb, struct mana_port_context *apc) struct mana_skb_head *ash = (struct mana_skb_head *)skb->head; struct gdma_context *gc = apc->ac->gdma_dev->gdma_context; struct device *dev = gc->dev; - int i; + int hsg, i; - dma_unmap_single(dev, ash->dma_handle[0], ash->size[0], DMA_TO_DEVICE); + /* Number of SGEs of linear part */ + hsg = (skb_is_gso(skb) && skb_headlen(skb) > ash->size[0]) ? 2 : 1; - for (i = 1; i < skb_shinfo(skb)->nr_frags + 1; i++) + for (i = 0; i < hsg; i++) + dma_unmap_single(dev, ash->dma_handle[i], ash->size[i], + DMA_TO_DEVICE); + + for (i = hsg; i < skb_shinfo(skb)->nr_frags + hsg; i++) dma_unmap_page(dev, ash->dma_handle[i], ash->size[i], DMA_TO_DEVICE); } @@ -1317,19 +1394,23 @@ static void mana_poll_tx_cq(struct mana_cq *cq) case CQE_TX_VPORT_IDX_OUT_OF_RANGE: case CQE_TX_VPORT_DISABLED: case CQE_TX_VLAN_TAGGING_VIOLATION: - WARN_ONCE(1, "TX: CQE error %d: ignored.\n", - cqe_oob->cqe_hdr.cqe_type); + if (net_ratelimit()) + netdev_err(ndev, "TX: CQE error %d\n", + cqe_oob->cqe_hdr.cqe_type); + apc->eth_stats.tx_cqe_err++; break; default: - /* If the CQE type is unexpected, log an error, assert, - * and go through the error path. + /* If the CQE type is unknown, log an error, + * and still free the SKB, update tail, etc. */ - WARN_ONCE(1, "TX: Unexpected CQE type %d: HW BUG?\n", - cqe_oob->cqe_hdr.cqe_type); + if (net_ratelimit()) + netdev_err(ndev, "TX: unknown CQE type %d\n", + cqe_oob->cqe_hdr.cqe_type); + apc->eth_stats.tx_cqe_unknown_type++; - return; + break; } if (WARN_ON_ONCE(txq->gdma_txq_id != completions[i].wq_num)) diff --git a/drivers/net/ethernet/pensando/ionic/ionic_dev.h b/drivers/net/ethernet/pensando/ionic/ionic_dev.h index 6aac98bcb9f4..aae4131f146a 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_dev.h +++ b/drivers/net/ethernet/pensando/ionic/ionic_dev.h @@ -187,6 +187,7 @@ typedef void (*ionic_desc_cb)(struct ionic_queue *q, struct ionic_desc_info *desc_info, struct ionic_cq_info *cq_info, void *cb_arg); +#define IONIC_MAX_BUF_LEN ((u16)-1) #define IONIC_PAGE_SIZE PAGE_SIZE #define IONIC_PAGE_SPLIT_SZ (PAGE_SIZE / 2) #define IONIC_PAGE_GFP_MASK (GFP_ATOMIC | __GFP_NOWARN |\ diff --git a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c index 26798fc635db..44466e8c5d77 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c @@ -207,7 +207,8 @@ static struct sk_buff *ionic_rx_frags(struct ionic_queue *q, return NULL; } - frag_len = min_t(u16, len, IONIC_PAGE_SIZE - buf_info->page_offset); + frag_len = min_t(u16, len, min_t(u32, IONIC_MAX_BUF_LEN, + IONIC_PAGE_SIZE - buf_info->page_offset)); len -= frag_len; dma_sync_single_for_cpu(dev, @@ -452,7 +453,8 @@ void ionic_rx_fill(struct ionic_queue *q) /* fill main descriptor - buf[0] */ desc->addr = cpu_to_le64(buf_info->dma_addr + buf_info->page_offset); - frag_len = min_t(u16, len, IONIC_PAGE_SIZE - buf_info->page_offset); + frag_len = min_t(u16, len, min_t(u32, IONIC_MAX_BUF_LEN, + IONIC_PAGE_SIZE - buf_info->page_offset)); desc->len = cpu_to_le16(frag_len); remain_len -= frag_len; buf_info++; @@ -471,7 +473,9 @@ void ionic_rx_fill(struct ionic_queue *q) } sg_elem->addr = cpu_to_le64(buf_info->dma_addr + buf_info->page_offset); - frag_len = min_t(u16, remain_len, IONIC_PAGE_SIZE - buf_info->page_offset); + frag_len = min_t(u16, remain_len, min_t(u32, IONIC_MAX_BUF_LEN, + IONIC_PAGE_SIZE - + buf_info->page_offset)); sg_elem->len = cpu_to_le16(frag_len); remain_len -= frag_len; buf_info++; diff --git a/drivers/net/ethernet/qlogic/qed/qed_ll2.h b/drivers/net/ethernet/qlogic/qed/qed_ll2.h index 0bfc375161ed..a174c6fc626a 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_ll2.h +++ b/drivers/net/ethernet/qlogic/qed/qed_ll2.h @@ -110,9 +110,9 @@ struct qed_ll2_info { enum core_tx_dest tx_dest; u8 tx_stats_en; bool main_func_queue; + struct qed_ll2_cbs cbs; struct qed_ll2_rx_queue rx_queue; struct qed_ll2_tx_queue tx_queue; - struct qed_ll2_cbs cbs; }; extern const struct qed_ll2_ops qed_ll2_ops_pass; diff --git a/drivers/net/ethernet/renesas/rswitch.c b/drivers/net/ethernet/renesas/rswitch.c index 6083b1c8e4fb..fc01ad3f340d 100644 --- a/drivers/net/ethernet/renesas/rswitch.c +++ b/drivers/net/ethernet/renesas/rswitch.c @@ -4,6 +4,7 @@ * Copyright (C) 2022 Renesas Electronics Corporation */ +#include <linux/clk.h> #include <linux/dma-mapping.h> #include <linux/err.h> #include <linux/etherdevice.h> @@ -799,6 +800,7 @@ static int rswitch_poll(struct napi_struct *napi, int budget) struct net_device *ndev = napi->dev; struct rswitch_private *priv; struct rswitch_device *rdev; + unsigned long flags; int quota = budget; rdev = netdev_priv(ndev); @@ -816,10 +818,12 @@ retry: netif_wake_subqueue(ndev, 0); - napi_complete(napi); - - rswitch_enadis_data_irq(priv, rdev->tx_queue->index, true); - rswitch_enadis_data_irq(priv, rdev->rx_queue->index, true); + if (napi_complete_done(napi, budget - quota)) { + spin_lock_irqsave(&priv->lock, flags); + rswitch_enadis_data_irq(priv, rdev->tx_queue->index, true); + rswitch_enadis_data_irq(priv, rdev->rx_queue->index, true); + spin_unlock_irqrestore(&priv->lock, flags); + } out: return budget - quota; @@ -835,8 +839,10 @@ static void rswitch_queue_interrupt(struct net_device *ndev) struct rswitch_device *rdev = netdev_priv(ndev); if (napi_schedule_prep(&rdev->napi)) { + spin_lock(&rdev->priv->lock); rswitch_enadis_data_irq(rdev->priv, rdev->tx_queue->index, false); rswitch_enadis_data_irq(rdev->priv, rdev->rx_queue->index, false); + spin_unlock(&rdev->priv->lock); __napi_schedule(&rdev->napi); } } @@ -1044,7 +1050,7 @@ static void rswitch_rmac_setting(struct rswitch_etha *etha, const u8 *mac) static void rswitch_etha_enable_mii(struct rswitch_etha *etha) { rswitch_modify(etha->addr, MPIC, MPIC_PSMCS_MASK | MPIC_PSMHT_MASK, - MPIC_PSMCS(0x05) | MPIC_PSMHT(0x06)); + MPIC_PSMCS(etha->psmcs) | MPIC_PSMHT(0x06)); rswitch_modify(etha->addr, MPSM, 0, MPSM_MFF_C45); } @@ -1440,14 +1446,17 @@ static void rswitch_ether_port_deinit_all(struct rswitch_private *priv) static int rswitch_open(struct net_device *ndev) { struct rswitch_device *rdev = netdev_priv(ndev); + unsigned long flags; phy_start(ndev->phydev); napi_enable(&rdev->napi); netif_start_queue(ndev); + spin_lock_irqsave(&rdev->priv->lock, flags); rswitch_enadis_data_irq(rdev->priv, rdev->tx_queue->index, true); rswitch_enadis_data_irq(rdev->priv, rdev->rx_queue->index, true); + spin_unlock_irqrestore(&rdev->priv->lock, flags); if (bitmap_empty(rdev->priv->opened_ports, RSWITCH_NUM_PORTS)) iowrite32(GWCA_TS_IRQ_BIT, rdev->priv->addr + GWTSDIE); @@ -1461,6 +1470,7 @@ static int rswitch_stop(struct net_device *ndev) { struct rswitch_device *rdev = netdev_priv(ndev); struct rswitch_gwca_ts_info *ts_info, *ts_info2; + unsigned long flags; netif_tx_stop_all_queues(ndev); bitmap_clear(rdev->priv->opened_ports, rdev->port, 1); @@ -1476,8 +1486,10 @@ static int rswitch_stop(struct net_device *ndev) kfree(ts_info); } + spin_lock_irqsave(&rdev->priv->lock, flags); rswitch_enadis_data_irq(rdev->priv, rdev->tx_queue->index, false); rswitch_enadis_data_irq(rdev->priv, rdev->rx_queue->index, false); + spin_unlock_irqrestore(&rdev->priv->lock, flags); phy_stop(ndev->phydev); napi_disable(&rdev->napi); @@ -1682,6 +1694,12 @@ static void rswitch_etha_init(struct rswitch_private *priv, int index) etha->index = index; etha->addr = priv->addr + RSWITCH_ETHA_OFFSET + index * RSWITCH_ETHA_SIZE; etha->coma_addr = priv->addr; + + /* MPIC.PSMCS = (clk [MHz] / (MDC frequency [MHz] * 2) - 1. + * Calculating PSMCS value as MDC frequency = 2.5MHz. So, multiply + * both the numerator and the denominator by 10. + */ + etha->psmcs = clk_get_rate(priv->clk) / 100000 / (25 * 2) - 1; } static int rswitch_device_alloc(struct rswitch_private *priv, int index) @@ -1887,6 +1905,11 @@ static int renesas_eth_sw_probe(struct platform_device *pdev) priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); if (!priv) return -ENOMEM; + spin_lock_init(&priv->lock); + + priv->clk = devm_clk_get(&pdev->dev, NULL); + if (IS_ERR(priv->clk)) + return PTR_ERR(priv->clk); attr = soc_device_match(rswitch_soc_no_speed_change); if (attr) diff --git a/drivers/net/ethernet/renesas/rswitch.h b/drivers/net/ethernet/renesas/rswitch.h index 54f397effbc6..04f49a7a5843 100644 --- a/drivers/net/ethernet/renesas/rswitch.h +++ b/drivers/net/ethernet/renesas/rswitch.h @@ -915,6 +915,7 @@ struct rswitch_etha { bool external_phy; struct mii_bus *mii; phy_interface_t phy_interface; + u32 psmcs; u8 mac_addr[MAX_ADDR_LEN]; int link; int speed; @@ -1011,6 +1012,9 @@ struct rswitch_private { struct rswitch_etha etha[RSWITCH_NUM_PORTS]; struct rswitch_mfwd mfwd; + spinlock_t lock; /* lock interrupt registers' control */ + struct clk *clk; + bool etha_no_runtime_change; bool gwca_halt; }; diff --git a/drivers/net/ethernet/sfc/rx.c b/drivers/net/ethernet/sfc/rx.c index 2375cef577e4..f77a2d3ef37e 100644 --- a/drivers/net/ethernet/sfc/rx.c +++ b/drivers/net/ethernet/sfc/rx.c @@ -359,26 +359,36 @@ static bool efx_do_xdp(struct efx_nic *efx, struct efx_channel *channel, /* Handle a received packet. Second half: Touches packet payload. */ void __efx_rx_packet(struct efx_channel *channel) { + struct efx_rx_queue *rx_queue = efx_channel_get_rx_queue(channel); struct efx_nic *efx = channel->efx; struct efx_rx_buffer *rx_buf = - efx_rx_buffer(&channel->rx_queue, channel->rx_pkt_index); + efx_rx_buffer(rx_queue, channel->rx_pkt_index); u8 *eh = efx_rx_buf_va(rx_buf); /* Read length from the prefix if necessary. This already * excludes the length of the prefix itself. */ - if (rx_buf->flags & EFX_RX_PKT_PREFIX_LEN) + if (rx_buf->flags & EFX_RX_PKT_PREFIX_LEN) { rx_buf->len = le16_to_cpup((__le16 *) (eh + efx->rx_packet_len_offset)); + /* A known issue may prevent this being filled in; + * if that happens, just drop the packet. + * Must do that in the driver since passing a zero-length + * packet up to the stack may cause a crash. + */ + if (unlikely(!rx_buf->len)) { + efx_free_rx_buffers(rx_queue, rx_buf, + channel->rx_pkt_n_frags); + channel->n_rx_frm_trunc++; + goto out; + } + } /* If we're in loopback test, then pass the packet directly to the * loopback layer, and free the rx_buf here */ if (unlikely(efx->loopback_selftest)) { - struct efx_rx_queue *rx_queue; - efx_loopback_rx_packet(efx, eh, rx_buf->len); - rx_queue = efx_channel_get_rx_queue(channel); efx_free_rx_buffers(rx_queue, rx_buf, channel->rx_pkt_n_frags); goto out; diff --git a/drivers/net/ethernet/sfc/tc.c b/drivers/net/ethernet/sfc/tc.c index 047322b04d4f..834f000ba1c4 100644 --- a/drivers/net/ethernet/sfc/tc.c +++ b/drivers/net/ethernet/sfc/tc.c @@ -136,6 +136,8 @@ static struct efx_tc_mac_pedit_action *efx_tc_flower_get_mac(struct efx_nic *efx if (old) { /* don't need our new entry */ kfree(ped); + if (IS_ERR(old)) /* oh dear, it's actually an error */ + return ERR_CAST(old); if (!refcount_inc_not_zero(&old->ref)) return ERR_PTR(-EAGAIN); /* existing entry found, ref taken */ @@ -602,6 +604,8 @@ static int efx_tc_flower_record_encap_match(struct efx_nic *efx, kfree(encap); if (pseudo) /* don't need our new pseudo either */ efx_tc_flower_release_encap_match(efx, pseudo); + if (IS_ERR(old)) /* oh dear, it's actually an error */ + return PTR_ERR(old); /* check old and new em_types are compatible */ switch (old->type) { case EFX_TC_EM_DIRECT: @@ -700,6 +704,8 @@ static struct efx_tc_recirc_id *efx_tc_get_recirc_id(struct efx_nic *efx, if (old) { /* don't need our new entry */ kfree(rid); + if (IS_ERR(old)) /* oh dear, it's actually an error */ + return ERR_CAST(old); if (!refcount_inc_not_zero(&old->ref)) return ERR_PTR(-EAGAIN); /* existing entry found */ @@ -1482,7 +1488,10 @@ static int efx_tc_flower_replace_foreign(struct efx_nic *efx, old = rhashtable_lookup_get_insert_fast(&efx->tc->match_action_ht, &rule->linkage, efx_tc_match_action_ht_params); - if (old) { + if (IS_ERR(old)) { + rc = PTR_ERR(old); + goto release; + } else if (old) { netif_dbg(efx, drv, efx->net_dev, "Ignoring already-offloaded rule (cookie %lx)\n", tc->cookie); @@ -1697,7 +1706,10 @@ static int efx_tc_flower_replace_lhs(struct efx_nic *efx, old = rhashtable_lookup_get_insert_fast(&efx->tc->lhs_rule_ht, &rule->linkage, efx_tc_lhs_rule_ht_params); - if (old) { + if (IS_ERR(old)) { + rc = PTR_ERR(old); + goto release; + } else if (old) { netif_dbg(efx, drv, efx->net_dev, "Already offloaded rule (cookie %lx)\n", tc->cookie); rc = -EEXIST; @@ -1858,7 +1870,10 @@ static int efx_tc_flower_replace(struct efx_nic *efx, old = rhashtable_lookup_get_insert_fast(&efx->tc->match_action_ht, &rule->linkage, efx_tc_match_action_ht_params); - if (old) { + if (IS_ERR(old)) { + rc = PTR_ERR(old); + goto release; + } else if (old) { netif_dbg(efx, drv, efx->net_dev, "Already offloaded rule (cookie %lx)\n", tc->cookie); NL_SET_ERR_MSG_MOD(extack, "Rule already offloaded"); diff --git a/drivers/net/ethernet/sfc/tc_conntrack.c b/drivers/net/ethernet/sfc/tc_conntrack.c index 8e06bfbcbea1..44bb57670340 100644 --- a/drivers/net/ethernet/sfc/tc_conntrack.c +++ b/drivers/net/ethernet/sfc/tc_conntrack.c @@ -298,7 +298,10 @@ static int efx_tc_ct_replace(struct efx_tc_ct_zone *ct_zone, old = rhashtable_lookup_get_insert_fast(&efx->tc->ct_ht, &conn->linkage, efx_tc_ct_ht_params); - if (old) { + if (IS_ERR(old)) { + rc = PTR_ERR(old); + goto release; + } else if (old) { netif_dbg(efx, drv, efx->net_dev, "Already offloaded conntrack (cookie %lx)\n", tc->cookie); rc = -EEXIST; @@ -482,6 +485,8 @@ struct efx_tc_ct_zone *efx_tc_ct_register_zone(struct efx_nic *efx, u16 zone, if (old) { /* don't need our new entry */ kfree(ct_zone); + if (IS_ERR(old)) /* oh dear, it's actually an error */ + return ERR_CAST(old); if (!refcount_inc_not_zero(&old->ref)) return ERR_PTR(-EAGAIN); /* existing entry found */ diff --git a/drivers/net/ethernet/sfc/tc_counters.c b/drivers/net/ethernet/sfc/tc_counters.c index 0fafb47ea082..c44088424323 100644 --- a/drivers/net/ethernet/sfc/tc_counters.c +++ b/drivers/net/ethernet/sfc/tc_counters.c @@ -236,6 +236,8 @@ struct efx_tc_counter_index *efx_tc_flower_get_counter_index( if (old) { /* don't need our new entry */ kfree(ctr); + if (IS_ERR(old)) /* oh dear, it's actually an error */ + return ERR_CAST(old); if (!refcount_inc_not_zero(&old->ref)) return ERR_PTR(-EAGAIN); /* existing entry found */ diff --git a/drivers/net/ethernet/sfc/tc_encap_actions.c b/drivers/net/ethernet/sfc/tc_encap_actions.c index 7e8bcdb222ad..87443f9dfd22 100644 --- a/drivers/net/ethernet/sfc/tc_encap_actions.c +++ b/drivers/net/ethernet/sfc/tc_encap_actions.c @@ -132,6 +132,8 @@ static int efx_bind_neigh(struct efx_nic *efx, /* don't need our new entry */ put_net_track(neigh->net, &neigh->ns_tracker); kfree(neigh); + if (IS_ERR(old)) /* oh dear, it's actually an error */ + return PTR_ERR(old); if (!refcount_inc_not_zero(&old->ref)) return -EAGAIN; /* existing entry found, ref taken */ @@ -640,6 +642,8 @@ struct efx_tc_encap_action *efx_tc_flower_create_encap_md( if (old) { /* don't need our new entry */ kfree(encap); + if (IS_ERR(old)) /* oh dear, it's actually an error */ + return ERR_CAST(old); if (!refcount_inc_not_zero(&old->ref)) return ERR_PTR(-EAGAIN); /* existing entry found, ref taken */ diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index 403cb397d4d3..1e996c29043d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -70,7 +70,7 @@ struct stmmac_txq_stats { u64 tx_tso_frames; u64 tx_tso_nfrags; struct u64_stats_sync syncp; -}; +} ____cacheline_aligned_in_smp; struct stmmac_rxq_stats { u64 rx_bytes; @@ -79,7 +79,7 @@ struct stmmac_rxq_stats { u64 rx_normal_irq_n; u64 napi_poll; struct u64_stats_sync syncp; -}; +} ____cacheline_aligned_in_smp; /* Extra statistic and debug information exposed by ethtool */ struct stmmac_extra_stats { @@ -202,6 +202,9 @@ struct stmmac_extra_stats { unsigned long mtl_est_hlbf; unsigned long mtl_est_btre; unsigned long mtl_est_btrlm; + /* per queue statistics */ + struct stmmac_txq_stats txq_stats[MTL_MAX_TX_QUEUES]; + struct stmmac_rxq_stats rxq_stats[MTL_MAX_RX_QUEUES]; unsigned long rx_dropped; unsigned long rx_errors; unsigned long tx_dropped; diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c index 26ea8c687881..a0e276783e65 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c @@ -104,6 +104,7 @@ struct stm32_ops { int (*parse_data)(struct stm32_dwmac *dwmac, struct device *dev); u32 syscfg_eth_mask; + bool clk_rx_enable_in_suspend; }; static int stm32_dwmac_init(struct plat_stmmacenet_data *plat_dat) @@ -121,7 +122,8 @@ static int stm32_dwmac_init(struct plat_stmmacenet_data *plat_dat) if (ret) return ret; - if (!dwmac->dev->power.is_suspended) { + if (!dwmac->ops->clk_rx_enable_in_suspend || + !dwmac->dev->power.is_suspended) { ret = clk_prepare_enable(dwmac->clk_rx); if (ret) { clk_disable_unprepare(dwmac->clk_tx); @@ -513,7 +515,8 @@ static struct stm32_ops stm32mp1_dwmac_data = { .suspend = stm32mp1_suspend, .resume = stm32mp1_resume, .parse_data = stm32mp1_parse_data, - .syscfg_eth_mask = SYSCFG_MP1_ETH_MASK + .syscfg_eth_mask = SYSCFG_MP1_ETH_MASK, + .clk_rx_enable_in_suspend = true }; static const struct of_device_id stm32_dwmac_match[] = { diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c index 01e77368eef1..465ff1fd4785 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c @@ -441,8 +441,8 @@ static int sun8i_dwmac_dma_interrupt(struct stmmac_priv *priv, struct stmmac_extra_stats *x, u32 chan, u32 dir) { - struct stmmac_rx_queue *rx_q = &priv->dma_conf.rx_queue[chan]; - struct stmmac_tx_queue *tx_q = &priv->dma_conf.tx_queue[chan]; + struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[chan]; + struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[chan]; int ret = 0; u32 v; @@ -455,9 +455,9 @@ static int sun8i_dwmac_dma_interrupt(struct stmmac_priv *priv, if (v & EMAC_TX_INT) { ret |= handle_tx; - u64_stats_update_begin(&tx_q->txq_stats.syncp); - tx_q->txq_stats.tx_normal_irq_n++; - u64_stats_update_end(&tx_q->txq_stats.syncp); + u64_stats_update_begin(&txq_stats->syncp); + txq_stats->tx_normal_irq_n++; + u64_stats_update_end(&txq_stats->syncp); } if (v & EMAC_TX_DMA_STOP_INT) @@ -479,9 +479,9 @@ static int sun8i_dwmac_dma_interrupt(struct stmmac_priv *priv, if (v & EMAC_RX_INT) { ret |= handle_rx; - u64_stats_update_begin(&rx_q->rxq_stats.syncp); - rx_q->rxq_stats.rx_normal_irq_n++; - u64_stats_update_end(&rx_q->rxq_stats.syncp); + u64_stats_update_begin(&rxq_stats->syncp); + rxq_stats->rx_normal_irq_n++; + u64_stats_update_end(&rxq_stats->syncp); } if (v & EMAC_RX_BUF_UA_INT) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c index 980e5f8a37ec..9470d3fd2ded 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c @@ -171,8 +171,8 @@ int dwmac4_dma_interrupt(struct stmmac_priv *priv, void __iomem *ioaddr, const struct dwmac4_addrs *dwmac4_addrs = priv->plat->dwmac4_addrs; u32 intr_status = readl(ioaddr + DMA_CHAN_STATUS(dwmac4_addrs, chan)); u32 intr_en = readl(ioaddr + DMA_CHAN_INTR_ENA(dwmac4_addrs, chan)); - struct stmmac_rx_queue *rx_q = &priv->dma_conf.rx_queue[chan]; - struct stmmac_tx_queue *tx_q = &priv->dma_conf.tx_queue[chan]; + struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[chan]; + struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[chan]; int ret = 0; if (dir == DMA_DIR_RX) @@ -201,15 +201,15 @@ int dwmac4_dma_interrupt(struct stmmac_priv *priv, void __iomem *ioaddr, } /* TX/RX NORMAL interrupts */ if (likely(intr_status & DMA_CHAN_STATUS_RI)) { - u64_stats_update_begin(&rx_q->rxq_stats.syncp); - rx_q->rxq_stats.rx_normal_irq_n++; - u64_stats_update_end(&rx_q->rxq_stats.syncp); + u64_stats_update_begin(&rxq_stats->syncp); + rxq_stats->rx_normal_irq_n++; + u64_stats_update_end(&rxq_stats->syncp); ret |= handle_rx; } if (likely(intr_status & DMA_CHAN_STATUS_TI)) { - u64_stats_update_begin(&tx_q->txq_stats.syncp); - tx_q->txq_stats.tx_normal_irq_n++; - u64_stats_update_end(&tx_q->txq_stats.syncp); + u64_stats_update_begin(&txq_stats->syncp); + txq_stats->tx_normal_irq_n++; + u64_stats_update_end(&txq_stats->syncp); ret |= handle_tx; } diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c index aaa09b16b016..7907d62d3437 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c @@ -162,8 +162,8 @@ static void show_rx_process_state(unsigned int status) int dwmac_dma_interrupt(struct stmmac_priv *priv, void __iomem *ioaddr, struct stmmac_extra_stats *x, u32 chan, u32 dir) { - struct stmmac_rx_queue *rx_q = &priv->dma_conf.rx_queue[chan]; - struct stmmac_tx_queue *tx_q = &priv->dma_conf.tx_queue[chan]; + struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[chan]; + struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[chan]; int ret = 0; /* read the status register (CSR5) */ u32 intr_status = readl(ioaddr + DMA_STATUS); @@ -215,16 +215,16 @@ int dwmac_dma_interrupt(struct stmmac_priv *priv, void __iomem *ioaddr, u32 value = readl(ioaddr + DMA_INTR_ENA); /* to schedule NAPI on real RIE event. */ if (likely(value & DMA_INTR_ENA_RIE)) { - u64_stats_update_begin(&rx_q->rxq_stats.syncp); - rx_q->rxq_stats.rx_normal_irq_n++; - u64_stats_update_end(&rx_q->rxq_stats.syncp); + u64_stats_update_begin(&rxq_stats->syncp); + rxq_stats->rx_normal_irq_n++; + u64_stats_update_end(&rxq_stats->syncp); ret |= handle_rx; } } if (likely(intr_status & DMA_STATUS_TI)) { - u64_stats_update_begin(&tx_q->txq_stats.syncp); - tx_q->txq_stats.tx_normal_irq_n++; - u64_stats_update_end(&tx_q->txq_stats.syncp); + u64_stats_update_begin(&txq_stats->syncp); + txq_stats->tx_normal_irq_n++; + u64_stats_update_end(&txq_stats->syncp); ret |= handle_tx; } if (unlikely(intr_status & DMA_STATUS_ERI)) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c index fa69d64a8694..3cde695fec91 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c @@ -337,8 +337,8 @@ static int dwxgmac2_dma_interrupt(struct stmmac_priv *priv, struct stmmac_extra_stats *x, u32 chan, u32 dir) { - struct stmmac_rx_queue *rx_q = &priv->dma_conf.rx_queue[chan]; - struct stmmac_tx_queue *tx_q = &priv->dma_conf.tx_queue[chan]; + struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[chan]; + struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[chan]; u32 intr_status = readl(ioaddr + XGMAC_DMA_CH_STATUS(chan)); u32 intr_en = readl(ioaddr + XGMAC_DMA_CH_INT_EN(chan)); int ret = 0; @@ -367,15 +367,15 @@ static int dwxgmac2_dma_interrupt(struct stmmac_priv *priv, /* TX/RX NORMAL interrupts */ if (likely(intr_status & XGMAC_NIS)) { if (likely(intr_status & XGMAC_RI)) { - u64_stats_update_begin(&rx_q->rxq_stats.syncp); - rx_q->rxq_stats.rx_normal_irq_n++; - u64_stats_update_end(&rx_q->rxq_stats.syncp); + u64_stats_update_begin(&rxq_stats->syncp); + rxq_stats->rx_normal_irq_n++; + u64_stats_update_end(&rxq_stats->syncp); ret |= handle_rx; } if (likely(intr_status & (XGMAC_TI | XGMAC_TBU))) { - u64_stats_update_begin(&tx_q->txq_stats.syncp); - tx_q->txq_stats.tx_normal_irq_n++; - u64_stats_update_end(&tx_q->txq_stats.syncp); + u64_stats_update_begin(&txq_stats->syncp); + txq_stats->tx_normal_irq_n++; + u64_stats_update_end(&txq_stats->syncp); ret |= handle_tx; } } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index 3401e888a9f6..cd7a9768de5f 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -78,7 +78,6 @@ struct stmmac_tx_queue { dma_addr_t dma_tx_phy; dma_addr_t tx_tail_addr; u32 mss; - struct stmmac_txq_stats txq_stats; }; struct stmmac_rx_buffer { @@ -123,7 +122,6 @@ struct stmmac_rx_queue { unsigned int len; unsigned int error; } state; - struct stmmac_rxq_stats rxq_stats; }; struct stmmac_channel { diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c index b7ac7abecdd3..6aa5c0556d22 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c @@ -548,14 +548,14 @@ static void stmmac_get_per_qstats(struct stmmac_priv *priv, u64 *data) pos = data; for (q = 0; q < tx_cnt; q++) { - struct stmmac_tx_queue *tx_q = &priv->dma_conf.tx_queue[q]; + struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[q]; struct stmmac_txq_stats snapshot; data = pos; do { - start = u64_stats_fetch_begin(&tx_q->txq_stats.syncp); - snapshot = tx_q->txq_stats; - } while (u64_stats_fetch_retry(&tx_q->txq_stats.syncp, start)); + start = u64_stats_fetch_begin(&txq_stats->syncp); + snapshot = *txq_stats; + } while (u64_stats_fetch_retry(&txq_stats->syncp, start)); p = (char *)&snapshot + offsetof(struct stmmac_txq_stats, tx_pkt_n); for (stat = 0; stat < STMMAC_TXQ_STATS; stat++) { @@ -566,14 +566,14 @@ static void stmmac_get_per_qstats(struct stmmac_priv *priv, u64 *data) pos = data; for (q = 0; q < rx_cnt; q++) { - struct stmmac_rx_queue *rx_q = &priv->dma_conf.rx_queue[q]; + struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[q]; struct stmmac_rxq_stats snapshot; data = pos; do { - start = u64_stats_fetch_begin(&rx_q->rxq_stats.syncp); - snapshot = rx_q->rxq_stats; - } while (u64_stats_fetch_retry(&rx_q->rxq_stats.syncp, start)); + start = u64_stats_fetch_begin(&rxq_stats->syncp); + snapshot = *rxq_stats; + } while (u64_stats_fetch_retry(&rxq_stats->syncp, start)); p = (char *)&snapshot + offsetof(struct stmmac_rxq_stats, rx_pkt_n); for (stat = 0; stat < STMMAC_RXQ_STATS; stat++) { @@ -637,14 +637,14 @@ static void stmmac_get_ethtool_stats(struct net_device *dev, pos = j; for (i = 0; i < rx_queues_count; i++) { - struct stmmac_rx_queue *rx_q = &priv->dma_conf.rx_queue[i]; + struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[i]; struct stmmac_rxq_stats snapshot; j = pos; do { - start = u64_stats_fetch_begin(&rx_q->rxq_stats.syncp); - snapshot = rx_q->rxq_stats; - } while (u64_stats_fetch_retry(&rx_q->rxq_stats.syncp, start)); + start = u64_stats_fetch_begin(&rxq_stats->syncp); + snapshot = *rxq_stats; + } while (u64_stats_fetch_retry(&rxq_stats->syncp, start)); data[j++] += snapshot.rx_pkt_n; data[j++] += snapshot.rx_normal_irq_n; @@ -654,14 +654,14 @@ static void stmmac_get_ethtool_stats(struct net_device *dev, pos = j; for (i = 0; i < tx_queues_count; i++) { - struct stmmac_tx_queue *tx_q = &priv->dma_conf.tx_queue[i]; + struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[i]; struct stmmac_txq_stats snapshot; j = pos; do { - start = u64_stats_fetch_begin(&tx_q->txq_stats.syncp); - snapshot = tx_q->txq_stats; - } while (u64_stats_fetch_retry(&tx_q->txq_stats.syncp, start)); + start = u64_stats_fetch_begin(&txq_stats->syncp); + snapshot = *txq_stats; + } while (u64_stats_fetch_retry(&txq_stats->syncp, start)); data[j++] += snapshot.tx_pkt_n; data[j++] += snapshot.tx_normal_irq_n; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 9a3182b9e767..ed1a5a31a491 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -2426,6 +2426,7 @@ static bool stmmac_xdp_xmit_zc(struct stmmac_priv *priv, u32 queue, u32 budget) { struct netdev_queue *nq = netdev_get_tx_queue(priv->dev, queue); struct stmmac_tx_queue *tx_q = &priv->dma_conf.tx_queue[queue]; + struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[queue]; struct xsk_buff_pool *pool = tx_q->xsk_pool; unsigned int entry = tx_q->cur_tx; struct dma_desc *tx_desc = NULL; @@ -2505,9 +2506,9 @@ static bool stmmac_xdp_xmit_zc(struct stmmac_priv *priv, u32 queue, u32 budget) tx_q->cur_tx = STMMAC_GET_ENTRY(tx_q->cur_tx, priv->dma_conf.dma_tx_size); entry = tx_q->cur_tx; } - flags = u64_stats_update_begin_irqsave(&tx_q->txq_stats.syncp); - tx_q->txq_stats.tx_set_ic_bit += tx_set_ic_bit; - u64_stats_update_end_irqrestore(&tx_q->txq_stats.syncp, flags); + flags = u64_stats_update_begin_irqsave(&txq_stats->syncp); + txq_stats->tx_set_ic_bit += tx_set_ic_bit; + u64_stats_update_end_irqrestore(&txq_stats->syncp, flags); if (tx_desc) { stmmac_flush_tx_descriptors(priv, queue); @@ -2547,6 +2548,7 @@ static void stmmac_bump_dma_threshold(struct stmmac_priv *priv, u32 chan) static int stmmac_tx_clean(struct stmmac_priv *priv, int budget, u32 queue) { struct stmmac_tx_queue *tx_q = &priv->dma_conf.tx_queue[queue]; + struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[queue]; unsigned int bytes_compl = 0, pkts_compl = 0; unsigned int entry, xmits = 0, count = 0; u32 tx_packets = 0, tx_errors = 0; @@ -2704,15 +2706,13 @@ static int stmmac_tx_clean(struct stmmac_priv *priv, int budget, u32 queue) /* We still have pending packets, let's call for a new scheduling */ if (tx_q->dirty_tx != tx_q->cur_tx) - hrtimer_start(&tx_q->txtimer, - STMMAC_COAL_TIMER(priv->tx_coal_timer[queue]), - HRTIMER_MODE_REL); + stmmac_tx_timer_arm(priv, queue); - flags = u64_stats_update_begin_irqsave(&tx_q->txq_stats.syncp); - tx_q->txq_stats.tx_packets += tx_packets; - tx_q->txq_stats.tx_pkt_n += tx_packets; - tx_q->txq_stats.tx_clean++; - u64_stats_update_end_irqrestore(&tx_q->txq_stats.syncp, flags); + flags = u64_stats_update_begin_irqsave(&txq_stats->syncp); + txq_stats->tx_packets += tx_packets; + txq_stats->tx_pkt_n += tx_packets; + txq_stats->tx_clean++; + u64_stats_update_end_irqrestore(&txq_stats->syncp, flags); priv->xstats.tx_errors += tx_errors; @@ -2995,9 +2995,13 @@ static int stmmac_init_dma_engine(struct stmmac_priv *priv) static void stmmac_tx_timer_arm(struct stmmac_priv *priv, u32 queue) { struct stmmac_tx_queue *tx_q = &priv->dma_conf.tx_queue[queue]; + u32 tx_coal_timer = priv->tx_coal_timer[queue]; + + if (!tx_coal_timer) + return; hrtimer_start(&tx_q->txtimer, - STMMAC_COAL_TIMER(priv->tx_coal_timer[queue]), + STMMAC_COAL_TIMER(tx_coal_timer), HRTIMER_MODE_REL); } @@ -4112,6 +4116,7 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) int nfrags = skb_shinfo(skb)->nr_frags; u32 queue = skb_get_queue_mapping(skb); unsigned int first_entry, tx_packets; + struct stmmac_txq_stats *txq_stats; int tmp_pay_len = 0, first_tx; struct stmmac_tx_queue *tx_q; bool has_vlan, set_ic; @@ -4122,6 +4127,7 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) int i; tx_q = &priv->dma_conf.tx_queue[queue]; + txq_stats = &priv->xstats.txq_stats[queue]; first_tx = tx_q->cur_tx; /* Compute header lengths */ @@ -4280,13 +4286,13 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) netif_tx_stop_queue(netdev_get_tx_queue(priv->dev, queue)); } - flags = u64_stats_update_begin_irqsave(&tx_q->txq_stats.syncp); - tx_q->txq_stats.tx_bytes += skb->len; - tx_q->txq_stats.tx_tso_frames++; - tx_q->txq_stats.tx_tso_nfrags += nfrags; + flags = u64_stats_update_begin_irqsave(&txq_stats->syncp); + txq_stats->tx_bytes += skb->len; + txq_stats->tx_tso_frames++; + txq_stats->tx_tso_nfrags += nfrags; if (set_ic) - tx_q->txq_stats.tx_set_ic_bit++; - u64_stats_update_end_irqrestore(&tx_q->txq_stats.syncp, flags); + txq_stats->tx_set_ic_bit++; + u64_stats_update_end_irqrestore(&txq_stats->syncp, flags); if (priv->sarc_type) stmmac_set_desc_sarc(priv, first, priv->sarc_type); @@ -4357,6 +4363,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) u32 queue = skb_get_queue_mapping(skb); int nfrags = skb_shinfo(skb)->nr_frags; int gso = skb_shinfo(skb)->gso_type; + struct stmmac_txq_stats *txq_stats; struct dma_edesc *tbs_desc = NULL; struct dma_desc *desc, *first; struct stmmac_tx_queue *tx_q; @@ -4366,6 +4373,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) dma_addr_t des; tx_q = &priv->dma_conf.tx_queue[queue]; + txq_stats = &priv->xstats.txq_stats[queue]; first_tx = tx_q->cur_tx; if (priv->tx_path_in_lpi_mode && priv->eee_sw_timer_en) @@ -4517,11 +4525,11 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) netif_tx_stop_queue(netdev_get_tx_queue(priv->dev, queue)); } - flags = u64_stats_update_begin_irqsave(&tx_q->txq_stats.syncp); - tx_q->txq_stats.tx_bytes += skb->len; + flags = u64_stats_update_begin_irqsave(&txq_stats->syncp); + txq_stats->tx_bytes += skb->len; if (set_ic) - tx_q->txq_stats.tx_set_ic_bit++; - u64_stats_update_end_irqrestore(&tx_q->txq_stats.syncp, flags); + txq_stats->tx_set_ic_bit++; + u64_stats_update_end_irqrestore(&txq_stats->syncp, flags); if (priv->sarc_type) stmmac_set_desc_sarc(priv, first, priv->sarc_type); @@ -4728,6 +4736,7 @@ static unsigned int stmmac_rx_buf2_len(struct stmmac_priv *priv, static int stmmac_xdp_xmit_xdpf(struct stmmac_priv *priv, int queue, struct xdp_frame *xdpf, bool dma_map) { + struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[queue]; struct stmmac_tx_queue *tx_q = &priv->dma_conf.tx_queue[queue]; unsigned int entry = tx_q->cur_tx; struct dma_desc *tx_desc; @@ -4787,9 +4796,9 @@ static int stmmac_xdp_xmit_xdpf(struct stmmac_priv *priv, int queue, unsigned long flags; tx_q->tx_count_frames = 0; stmmac_set_tx_ic(priv, tx_desc); - flags = u64_stats_update_begin_irqsave(&tx_q->txq_stats.syncp); - tx_q->txq_stats.tx_set_ic_bit++; - u64_stats_update_end_irqrestore(&tx_q->txq_stats.syncp, flags); + flags = u64_stats_update_begin_irqsave(&txq_stats->syncp); + txq_stats->tx_set_ic_bit++; + u64_stats_update_end_irqrestore(&txq_stats->syncp, flags); } stmmac_enable_dma_transmission(priv, priv->ioaddr); @@ -4934,7 +4943,7 @@ static void stmmac_dispatch_skb_zc(struct stmmac_priv *priv, u32 queue, struct dma_desc *p, struct dma_desc *np, struct xdp_buff *xdp) { - struct stmmac_rx_queue *rx_q = &priv->dma_conf.rx_queue[queue]; + struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[queue]; struct stmmac_channel *ch = &priv->channel[queue]; unsigned int len = xdp->data_end - xdp->data; enum pkt_hash_types hash_type; @@ -4964,10 +4973,10 @@ static void stmmac_dispatch_skb_zc(struct stmmac_priv *priv, u32 queue, skb_record_rx_queue(skb, queue); napi_gro_receive(&ch->rxtx_napi, skb); - flags = u64_stats_update_begin_irqsave(&rx_q->rxq_stats.syncp); - rx_q->rxq_stats.rx_pkt_n++; - rx_q->rxq_stats.rx_bytes += len; - u64_stats_update_end_irqrestore(&rx_q->rxq_stats.syncp, flags); + flags = u64_stats_update_begin_irqsave(&rxq_stats->syncp); + rxq_stats->rx_pkt_n++; + rxq_stats->rx_bytes += len; + u64_stats_update_end_irqrestore(&rxq_stats->syncp, flags); } static bool stmmac_rx_refill_zc(struct stmmac_priv *priv, u32 queue, u32 budget) @@ -5040,6 +5049,7 @@ static struct stmmac_xdp_buff *xsk_buff_to_stmmac_ctx(struct xdp_buff *xdp) static int stmmac_rx_zc(struct stmmac_priv *priv, int limit, u32 queue) { + struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[queue]; struct stmmac_rx_queue *rx_q = &priv->dma_conf.rx_queue[queue]; unsigned int count = 0, error = 0, len = 0; int dirty = stmmac_rx_dirty(priv, queue); @@ -5203,9 +5213,9 @@ read_again: stmmac_finalize_xdp_rx(priv, xdp_status); - flags = u64_stats_update_begin_irqsave(&rx_q->rxq_stats.syncp); - rx_q->rxq_stats.rx_pkt_n += count; - u64_stats_update_end_irqrestore(&rx_q->rxq_stats.syncp, flags); + flags = u64_stats_update_begin_irqsave(&rxq_stats->syncp); + rxq_stats->rx_pkt_n += count; + u64_stats_update_end_irqrestore(&rxq_stats->syncp, flags); priv->xstats.rx_dropped += rx_dropped; priv->xstats.rx_errors += rx_errors; @@ -5233,6 +5243,7 @@ read_again: static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue) { u32 rx_errors = 0, rx_dropped = 0, rx_bytes = 0, rx_packets = 0; + struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[queue]; struct stmmac_rx_queue *rx_q = &priv->dma_conf.rx_queue[queue]; struct stmmac_channel *ch = &priv->channel[queue]; unsigned int count = 0, error = 0, len = 0; @@ -5494,11 +5505,11 @@ drain_data: stmmac_rx_refill(priv, queue); - flags = u64_stats_update_begin_irqsave(&rx_q->rxq_stats.syncp); - rx_q->rxq_stats.rx_packets += rx_packets; - rx_q->rxq_stats.rx_bytes += rx_bytes; - rx_q->rxq_stats.rx_pkt_n += count; - u64_stats_update_end_irqrestore(&rx_q->rxq_stats.syncp, flags); + flags = u64_stats_update_begin_irqsave(&rxq_stats->syncp); + rxq_stats->rx_packets += rx_packets; + rxq_stats->rx_bytes += rx_bytes; + rxq_stats->rx_pkt_n += count; + u64_stats_update_end_irqrestore(&rxq_stats->syncp, flags); priv->xstats.rx_dropped += rx_dropped; priv->xstats.rx_errors += rx_errors; @@ -5511,15 +5522,15 @@ static int stmmac_napi_poll_rx(struct napi_struct *napi, int budget) struct stmmac_channel *ch = container_of(napi, struct stmmac_channel, rx_napi); struct stmmac_priv *priv = ch->priv_data; - struct stmmac_rx_queue *rx_q; + struct stmmac_rxq_stats *rxq_stats; u32 chan = ch->index; unsigned long flags; int work_done; - rx_q = &priv->dma_conf.rx_queue[chan]; - flags = u64_stats_update_begin_irqsave(&rx_q->rxq_stats.syncp); - rx_q->rxq_stats.napi_poll++; - u64_stats_update_end_irqrestore(&rx_q->rxq_stats.syncp, flags); + rxq_stats = &priv->xstats.rxq_stats[chan]; + flags = u64_stats_update_begin_irqsave(&rxq_stats->syncp); + rxq_stats->napi_poll++; + u64_stats_update_end_irqrestore(&rxq_stats->syncp, flags); work_done = stmmac_rx(priv, budget, chan); if (work_done < budget && napi_complete_done(napi, work_done)) { @@ -5538,15 +5549,15 @@ static int stmmac_napi_poll_tx(struct napi_struct *napi, int budget) struct stmmac_channel *ch = container_of(napi, struct stmmac_channel, tx_napi); struct stmmac_priv *priv = ch->priv_data; - struct stmmac_tx_queue *tx_q; + struct stmmac_txq_stats *txq_stats; u32 chan = ch->index; unsigned long flags; int work_done; - tx_q = &priv->dma_conf.tx_queue[chan]; - flags = u64_stats_update_begin_irqsave(&tx_q->txq_stats.syncp); - tx_q->txq_stats.napi_poll++; - u64_stats_update_end_irqrestore(&tx_q->txq_stats.syncp, flags); + txq_stats = &priv->xstats.txq_stats[chan]; + flags = u64_stats_update_begin_irqsave(&txq_stats->syncp); + txq_stats->napi_poll++; + u64_stats_update_end_irqrestore(&txq_stats->syncp, flags); work_done = stmmac_tx_clean(priv, budget, chan); work_done = min(work_done, budget); @@ -5568,20 +5579,20 @@ static int stmmac_napi_poll_rxtx(struct napi_struct *napi, int budget) container_of(napi, struct stmmac_channel, rxtx_napi); struct stmmac_priv *priv = ch->priv_data; int rx_done, tx_done, rxtx_done; - struct stmmac_rx_queue *rx_q; - struct stmmac_tx_queue *tx_q; + struct stmmac_rxq_stats *rxq_stats; + struct stmmac_txq_stats *txq_stats; u32 chan = ch->index; unsigned long flags; - rx_q = &priv->dma_conf.rx_queue[chan]; - flags = u64_stats_update_begin_irqsave(&rx_q->rxq_stats.syncp); - rx_q->rxq_stats.napi_poll++; - u64_stats_update_end_irqrestore(&rx_q->rxq_stats.syncp, flags); + rxq_stats = &priv->xstats.rxq_stats[chan]; + flags = u64_stats_update_begin_irqsave(&rxq_stats->syncp); + rxq_stats->napi_poll++; + u64_stats_update_end_irqrestore(&rxq_stats->syncp, flags); - tx_q = &priv->dma_conf.tx_queue[chan]; - flags = u64_stats_update_begin_irqsave(&tx_q->txq_stats.syncp); - tx_q->txq_stats.napi_poll++; - u64_stats_update_end_irqrestore(&tx_q->txq_stats.syncp, flags); + txq_stats = &priv->xstats.txq_stats[chan]; + flags = u64_stats_update_begin_irqsave(&txq_stats->syncp); + txq_stats->napi_poll++; + u64_stats_update_end_irqrestore(&txq_stats->syncp, flags); tx_done = stmmac_tx_clean(priv, budget, chan); tx_done = min(tx_done, budget); @@ -5991,33 +6002,6 @@ static irqreturn_t stmmac_msi_intr_rx(int irq, void *data) return IRQ_HANDLED; } -#ifdef CONFIG_NET_POLL_CONTROLLER -/* Polling receive - used by NETCONSOLE and other diagnostic tools - * to allow network I/O with interrupts disabled. - */ -static void stmmac_poll_controller(struct net_device *dev) -{ - struct stmmac_priv *priv = netdev_priv(dev); - int i; - - /* If adapter is down, do nothing */ - if (test_bit(STMMAC_DOWN, &priv->state)) - return; - - if (priv->plat->flags & STMMAC_FLAG_MULTI_MSI_EN) { - for (i = 0; i < priv->plat->rx_queues_to_use; i++) - stmmac_msi_intr_rx(0, &priv->dma_conf.rx_queue[i]); - - for (i = 0; i < priv->plat->tx_queues_to_use; i++) - stmmac_msi_intr_tx(0, &priv->dma_conf.tx_queue[i]); - } else { - disable_irq(dev->irq); - stmmac_interrupt(dev->irq, dev); - enable_irq(dev->irq); - } -} -#endif - /** * stmmac_ioctl - Entry point for the Ioctl * @dev: Device pointer. @@ -6924,7 +6908,7 @@ static void stmmac_get_stats64(struct net_device *dev, struct rtnl_link_stats64 int q; for (q = 0; q < tx_cnt; q++) { - struct stmmac_txq_stats *txq_stats = &priv->dma_conf.tx_queue[q].txq_stats; + struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[q]; u64 tx_packets; u64 tx_bytes; @@ -6939,7 +6923,7 @@ static void stmmac_get_stats64(struct net_device *dev, struct rtnl_link_stats64 } for (q = 0; q < rx_cnt; q++) { - struct stmmac_rxq_stats *rxq_stats = &priv->dma_conf.rx_queue[q].rxq_stats; + struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[q]; u64 rx_packets; u64 rx_bytes; @@ -6978,9 +6962,6 @@ static const struct net_device_ops stmmac_netdev_ops = { .ndo_get_stats64 = stmmac_get_stats64, .ndo_setup_tc = stmmac_setup_tc, .ndo_select_queue = stmmac_select_queue, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = stmmac_poll_controller, -#endif .ndo_set_mac_address = stmmac_set_mac_address, .ndo_vlan_rx_add_vid = stmmac_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = stmmac_vlan_rx_kill_vid, @@ -7340,9 +7321,9 @@ int stmmac_dvr_probe(struct device *device, priv->dev = ndev; for (i = 0; i < MTL_MAX_RX_QUEUES; i++) - u64_stats_init(&priv->dma_conf.rx_queue[i].rxq_stats.syncp); + u64_stats_init(&priv->xstats.rxq_stats[i].syncp); for (i = 0; i < MTL_MAX_TX_QUEUES; i++) - u64_stats_init(&priv->dma_conf.tx_queue[i].txq_stats.syncp); + u64_stats_init(&priv->xstats.txq_stats[i].syncp); stmmac_set_ethtool_ops(ndev); priv->pause = pause; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index 35f4b1484029..2f0678f15fb7 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -419,9 +419,8 @@ stmmac_probe_config_dt(struct platform_device *pdev, u8 *mac) return ERR_PTR(phy_mode); plat->phy_interface = phy_mode; - plat->mac_interface = stmmac_of_get_mac_mode(np); - if (plat->mac_interface < 0) - plat->mac_interface = plat->phy_interface; + rc = stmmac_of_get_mac_mode(np); + plat->mac_interface = rc < 0 ? plat->phy_interface : rc; /* Some wrapper drivers still rely on phy_node. Let's save it while * they are not converted to phylink. */ @@ -902,7 +901,7 @@ static int __maybe_unused stmmac_pltfr_resume(struct device *dev) struct platform_device *pdev = to_platform_device(dev); int ret; - ret = stmmac_pltfr_init(pdev, priv->plat->bsp_priv); + ret = stmmac_pltfr_init(pdev, priv->plat); if (ret) return ret; diff --git a/drivers/net/ethernet/ti/Kconfig b/drivers/net/ethernet/ti/Kconfig index 88b5b1b47779..0a3346650e03 100644 --- a/drivers/net/ethernet/ti/Kconfig +++ b/drivers/net/ethernet/ti/Kconfig @@ -199,6 +199,7 @@ config TI_ICSSG_PRUETH config TI_ICSS_IEP tristate "TI PRU ICSS IEP driver" + depends on PTP_1588_CLOCK_OPTIONAL depends on TI_PRUSS default TI_PRUSS help diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c index bea6fc0f324c..24120605502f 100644 --- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c +++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c @@ -1747,9 +1747,10 @@ static int am65_cpsw_nuss_init_tx_chns(struct am65_cpsw_common *common) } tx_chn->irq = k3_udma_glue_tx_get_irq(tx_chn->tx_chn); - if (tx_chn->irq <= 0) { + if (tx_chn->irq < 0) { dev_err(dev, "Failed to get tx dma irq %d\n", tx_chn->irq); + ret = tx_chn->irq; goto err; } diff --git a/drivers/net/ethernet/ti/icssg/icssg_prueth.c b/drivers/net/ethernet/ti/icssg/icssg_prueth.c index 410612f43cbd..4914d0ef58e9 100644 --- a/drivers/net/ethernet/ti/icssg/icssg_prueth.c +++ b/drivers/net/ethernet/ti/icssg/icssg_prueth.c @@ -316,12 +316,12 @@ static int prueth_init_tx_chns(struct prueth_emac *emac) goto fail; } - tx_chn->irq = k3_udma_glue_tx_get_irq(tx_chn->tx_chn); - if (tx_chn->irq <= 0) { - ret = -EINVAL; + ret = k3_udma_glue_tx_get_irq(tx_chn->tx_chn); + if (ret < 0) { netdev_err(ndev, "failed to get tx irq\n"); goto fail; } + tx_chn->irq = ret; snprintf(tx_chn->name, sizeof(tx_chn->name), "%s-tx%d", dev_name(dev), tx_chn->id); diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index c3f30663070f..b7e151439c48 100644 --- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -1330,8 +1330,7 @@ static struct crypto_aead *macsec_alloc_tfm(char *key, int key_len, int icv_len) struct crypto_aead *tfm; int ret; - /* Pick a sync gcm(aes) cipher to ensure order is preserved. */ - tfm = crypto_alloc_aead("gcm(aes)", 0, CRYPTO_ALG_ASYNC); + tfm = crypto_alloc_aead("gcm(aes)", 0, 0); if (IS_ERR(tfm)) return tfm; diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index b6d7981b2d1e..927d3d54658e 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -1800,9 +1800,6 @@ static const struct ksz9477_errata_write ksz9477_errata_writes[] = { /* Transmit waveform amplitude can be improved (1000BASE-T, 100BASE-TX, 10BASE-Te) */ {0x1c, 0x04, 0x00d0}, - /* Energy Efficient Ethernet (EEE) feature select must be manually disabled */ - {0x07, 0x3c, 0x0000}, - /* Register settings are required to meet data sheet supply current specifications */ {0x1c, 0x13, 0x6eff}, {0x1c, 0x14, 0xe6ff}, @@ -1847,6 +1844,12 @@ static int ksz9477_config_init(struct phy_device *phydev) return err; } + /* According to KSZ9477 Errata DS80000754C (Module 4) all EEE modes + * in this switch shall be regarded as broken. + */ + if (phydev->dev_flags & MICREL_NO_EEE) + phydev->eee_broken_modes = -1; + err = genphy_restart_aneg(phydev); if (err) return err; diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index e8b94580194e..508d9a392ab1 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -2115,7 +2115,12 @@ static const struct ethtool_ops team_ethtool_ops = { static void team_setup_by_port(struct net_device *dev, struct net_device *port_dev) { - dev->header_ops = port_dev->header_ops; + struct team *team = netdev_priv(dev); + + if (port_dev->type == ARPHRD_ETHER) + dev->header_ops = team->header_ops_cache; + else + dev->header_ops = port_dev->header_ops; dev->type = port_dev->type; dev->hard_header_len = port_dev->hard_header_len; dev->needed_headroom = port_dev->needed_headroom; @@ -2162,8 +2167,11 @@ static int team_dev_type_check_change(struct net_device *dev, static void team_setup(struct net_device *dev) { + struct team *team = netdev_priv(dev); + ether_setup(dev); dev->max_mtu = ETH_MAX_MTU; + team->header_ops_cache = dev->header_ops; dev->netdev_ops = &team_netdev_ops; dev->ethtool_ops = &team_ethtool_ops; diff --git a/drivers/net/thunderbolt/main.c b/drivers/net/thunderbolt/main.c index 0c1e8970ee58..0a53ec293d04 100644 --- a/drivers/net/thunderbolt/main.c +++ b/drivers/net/thunderbolt/main.c @@ -1049,12 +1049,11 @@ static bool tbnet_xmit_csum_and_map(struct tbnet *net, struct sk_buff *skb, *tucso = ~csum_tcpudp_magic(ip_hdr(skb)->saddr, ip_hdr(skb)->daddr, 0, ip_hdr(skb)->protocol, 0); - } else if (skb_is_gso_v6(skb)) { + } else if (skb_is_gso(skb) && skb_is_gso_v6(skb)) { tucso = dest + ((void *)&(tcp_hdr(skb)->check) - data); *tucso = ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, &ipv6_hdr(skb)->daddr, 0, IPPROTO_TCP, 0); - return false; } else if (protocol == htons(ETH_P_IPV6)) { tucso = dest + skb_checksum_start_offset(skb) + skb->csum_offset; *tucso = ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 332c853ca99b..0c13d9950cd8 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -2636,6 +2636,9 @@ static int r8152_poll(struct napi_struct *napi, int budget) struct r8152 *tp = container_of(napi, struct r8152, napi); int work_done; + if (!budget) + return 0; + work_done = rx_bottom(tp, budget); if (work_done < budget) { diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c index 5d6454fedb3f..78ad2da3ee29 100644 --- a/drivers/net/usb/smsc75xx.c +++ b/drivers/net/usb/smsc75xx.c @@ -90,7 +90,9 @@ static int __must_check __smsc75xx_read_reg(struct usbnet *dev, u32 index, ret = fn(dev, USB_VENDOR_REQUEST_READ_REGISTER, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0, index, &buf, 4); - if (unlikely(ret < 0)) { + if (unlikely(ret < 4)) { + ret = ret < 0 ? ret : -ENODATA; + netdev_warn(dev->net, "Failed to read reg index 0x%08x: %d\n", index, ret); return ret; diff --git a/drivers/net/veth.c b/drivers/net/veth.c index d43e62ebc2fc..0deefd1573cf 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -344,6 +344,7 @@ static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev) { struct veth_priv *rcv_priv, *priv = netdev_priv(dev); struct veth_rq *rq = NULL; + int ret = NETDEV_TX_OK; struct net_device *rcv; int length = skb->len; bool use_napi = false; @@ -378,11 +379,12 @@ static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev) } else { drop: atomic64_inc(&priv->dropped); + ret = NET_XMIT_DROP; } rcu_read_unlock(); - return NETDEV_TX_OK; + return ret; } static u64 veth_stats_tx(struct net_device *dev, u64 *packets, u64 *bytes) @@ -1444,6 +1446,8 @@ static int veth_open(struct net_device *dev) netif_carrier_on(peer); } + veth_set_xdp_features(dev); + return 0; } diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 231ad91a919d..fe7f314d65c9 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -132,6 +132,14 @@ struct virtnet_interrupt_coalesce { u32 max_usecs; }; +/* The dma information of pages allocated at a time. */ +struct virtnet_rq_dma { + dma_addr_t addr; + u32 ref; + u16 len; + u16 need_sync; +}; + /* Internal representation of a send virtqueue */ struct send_queue { /* Virtqueue associated with this send _queue */ @@ -185,6 +193,12 @@ struct receive_queue { char name[16]; struct xdp_rxq_info xdp_rxq; + + /* Record the last dma info to free after new pages is allocated. */ + struct virtnet_rq_dma *last_dma; + + /* Do dma by self */ + bool do_dma; }; /* This structure can contain rss message with maximum settings for indirection table and keysize @@ -580,6 +594,156 @@ ok: return skb; } +static void virtnet_rq_unmap(struct receive_queue *rq, void *buf, u32 len) +{ + struct page *page = virt_to_head_page(buf); + struct virtnet_rq_dma *dma; + void *head; + int offset; + + head = page_address(page); + + dma = head; + + --dma->ref; + + if (dma->ref) { + if (dma->need_sync && len) { + offset = buf - (head + sizeof(*dma)); + + virtqueue_dma_sync_single_range_for_cpu(rq->vq, dma->addr, offset, + len, DMA_FROM_DEVICE); + } + + return; + } + + virtqueue_dma_unmap_single_attrs(rq->vq, dma->addr, dma->len, + DMA_FROM_DEVICE, DMA_ATTR_SKIP_CPU_SYNC); + put_page(page); +} + +static void *virtnet_rq_get_buf(struct receive_queue *rq, u32 *len, void **ctx) +{ + void *buf; + + buf = virtqueue_get_buf_ctx(rq->vq, len, ctx); + if (buf && rq->do_dma) + virtnet_rq_unmap(rq, buf, *len); + + return buf; +} + +static void *virtnet_rq_detach_unused_buf(struct receive_queue *rq) +{ + void *buf; + + buf = virtqueue_detach_unused_buf(rq->vq); + if (buf && rq->do_dma) + virtnet_rq_unmap(rq, buf, 0); + + return buf; +} + +static void virtnet_rq_init_one_sg(struct receive_queue *rq, void *buf, u32 len) +{ + struct virtnet_rq_dma *dma; + dma_addr_t addr; + u32 offset; + void *head; + + if (!rq->do_dma) { + sg_init_one(rq->sg, buf, len); + return; + } + + head = page_address(rq->alloc_frag.page); + + offset = buf - head; + + dma = head; + + addr = dma->addr - sizeof(*dma) + offset; + + sg_init_table(rq->sg, 1); + rq->sg[0].dma_address = addr; + rq->sg[0].length = len; +} + +static void *virtnet_rq_alloc(struct receive_queue *rq, u32 size, gfp_t gfp) +{ + struct page_frag *alloc_frag = &rq->alloc_frag; + struct virtnet_rq_dma *dma; + void *buf, *head; + dma_addr_t addr; + + if (unlikely(!skb_page_frag_refill(size, alloc_frag, gfp))) + return NULL; + + head = page_address(alloc_frag->page); + + if (rq->do_dma) { + dma = head; + + /* new pages */ + if (!alloc_frag->offset) { + if (rq->last_dma) { + /* Now, the new page is allocated, the last dma + * will not be used. So the dma can be unmapped + * if the ref is 0. + */ + virtnet_rq_unmap(rq, rq->last_dma, 0); + rq->last_dma = NULL; + } + + dma->len = alloc_frag->size - sizeof(*dma); + + addr = virtqueue_dma_map_single_attrs(rq->vq, dma + 1, + dma->len, DMA_FROM_DEVICE, 0); + if (virtqueue_dma_mapping_error(rq->vq, addr)) + return NULL; + + dma->addr = addr; + dma->need_sync = virtqueue_dma_need_sync(rq->vq, addr); + + /* Add a reference to dma to prevent the entire dma from + * being released during error handling. This reference + * will be freed after the pages are no longer used. + */ + get_page(alloc_frag->page); + dma->ref = 1; + alloc_frag->offset = sizeof(*dma); + + rq->last_dma = dma; + } + + ++dma->ref; + } + + buf = head + alloc_frag->offset; + + get_page(alloc_frag->page); + alloc_frag->offset += size; + + return buf; +} + +static void virtnet_rq_set_premapped(struct virtnet_info *vi) +{ + int i; + + /* disable for big mode */ + if (!vi->mergeable_rx_bufs && vi->big_packets) + return; + + for (i = 0; i < vi->max_queue_pairs; i++) { + if (virtqueue_set_dma_premapped(vi->rq[i].vq)) + continue; + + vi->rq[i].do_dma = true; + } +} + static void free_old_xmit_skbs(struct send_queue *sq, bool in_napi) { unsigned int len; @@ -935,7 +1099,7 @@ static struct page *xdp_linearize_page(struct receive_queue *rq, void *buf; int off; - buf = virtqueue_get_buf(rq->vq, &buflen); + buf = virtnet_rq_get_buf(rq, &buflen, NULL); if (unlikely(!buf)) goto err_buf; @@ -1155,7 +1319,7 @@ static void mergeable_buf_free(struct receive_queue *rq, int num_buf, int len; while (num_buf-- > 1) { - buf = virtqueue_get_buf(rq->vq, &len); + buf = virtnet_rq_get_buf(rq, &len, NULL); if (unlikely(!buf)) { pr_debug("%s: rx error: %d buffers missing\n", dev->name, num_buf); @@ -1263,7 +1427,7 @@ static int virtnet_build_xdp_buff_mrg(struct net_device *dev, return -EINVAL; while (--*num_buf > 0) { - buf = virtqueue_get_buf_ctx(rq->vq, &len, &ctx); + buf = virtnet_rq_get_buf(rq, &len, &ctx); if (unlikely(!buf)) { pr_debug("%s: rx error: %d buffers out of %d missing\n", dev->name, *num_buf, @@ -1492,7 +1656,7 @@ static struct sk_buff *receive_mergeable(struct net_device *dev, while (--num_buf) { int num_skb_frags; - buf = virtqueue_get_buf_ctx(rq->vq, &len, &ctx); + buf = virtnet_rq_get_buf(rq, &len, &ctx); if (unlikely(!buf)) { pr_debug("%s: rx error: %d buffers out of %d missing\n", dev->name, num_buf, @@ -1651,7 +1815,6 @@ frame_err: static int add_recvbuf_small(struct virtnet_info *vi, struct receive_queue *rq, gfp_t gfp) { - struct page_frag *alloc_frag = &rq->alloc_frag; char *buf; unsigned int xdp_headroom = virtnet_get_headroom(vi); void *ctx = (void *)(unsigned long)xdp_headroom; @@ -1660,17 +1823,21 @@ static int add_recvbuf_small(struct virtnet_info *vi, struct receive_queue *rq, len = SKB_DATA_ALIGN(len) + SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); - if (unlikely(!skb_page_frag_refill(len, alloc_frag, gfp))) + + buf = virtnet_rq_alloc(rq, len, gfp); + if (unlikely(!buf)) return -ENOMEM; - buf = (char *)page_address(alloc_frag->page) + alloc_frag->offset; - get_page(alloc_frag->page); - alloc_frag->offset += len; - sg_init_one(rq->sg, buf + VIRTNET_RX_PAD + xdp_headroom, - vi->hdr_len + GOOD_PACKET_LEN); + virtnet_rq_init_one_sg(rq, buf + VIRTNET_RX_PAD + xdp_headroom, + vi->hdr_len + GOOD_PACKET_LEN); + err = virtqueue_add_inbuf_ctx(rq->vq, rq->sg, 1, buf, ctx, gfp); - if (err < 0) + if (err < 0) { + if (rq->do_dma) + virtnet_rq_unmap(rq, buf, 0); put_page(virt_to_head_page(buf)); + } + return err; } @@ -1747,23 +1914,22 @@ static int add_recvbuf_mergeable(struct virtnet_info *vi, unsigned int headroom = virtnet_get_headroom(vi); unsigned int tailroom = headroom ? sizeof(struct skb_shared_info) : 0; unsigned int room = SKB_DATA_ALIGN(headroom + tailroom); - char *buf; + unsigned int len, hole; void *ctx; + char *buf; int err; - unsigned int len, hole; /* Extra tailroom is needed to satisfy XDP's assumption. This * means rx frags coalescing won't work, but consider we've * disabled GSO for XDP, it won't be a big issue. */ len = get_mergeable_buf_len(rq, &rq->mrg_avg_pkt_len, room); - if (unlikely(!skb_page_frag_refill(len + room, alloc_frag, gfp))) + + buf = virtnet_rq_alloc(rq, len + room, gfp); + if (unlikely(!buf)) return -ENOMEM; - buf = (char *)page_address(alloc_frag->page) + alloc_frag->offset; buf += headroom; /* advance address leaving hole at front of pkt */ - get_page(alloc_frag->page); - alloc_frag->offset += len + room; hole = alloc_frag->size - alloc_frag->offset; if (hole < len + room) { /* To avoid internal fragmentation, if there is very likely not @@ -1777,11 +1943,15 @@ static int add_recvbuf_mergeable(struct virtnet_info *vi, alloc_frag->offset += hole; } - sg_init_one(rq->sg, buf, len); + virtnet_rq_init_one_sg(rq, buf, len); + ctx = mergeable_len_to_ctx(len + room, headroom); err = virtqueue_add_inbuf_ctx(rq->vq, rq->sg, 1, buf, ctx, gfp); - if (err < 0) + if (err < 0) { + if (rq->do_dma) + virtnet_rq_unmap(rq, buf, 0); put_page(virt_to_head_page(buf)); + } return err; } @@ -1902,13 +2072,13 @@ static int virtnet_receive(struct receive_queue *rq, int budget, void *ctx; while (stats.packets < budget && - (buf = virtqueue_get_buf_ctx(rq->vq, &len, &ctx))) { + (buf = virtnet_rq_get_buf(rq, &len, &ctx))) { receive_buf(vi, rq, buf, len, ctx, xdp_xmit, &stats); stats.packets++; } } else { while (stats.packets < budget && - (buf = virtqueue_get_buf(rq->vq, &len)) != NULL) { + (buf = virtnet_rq_get_buf(rq, &len, NULL)) != NULL) { receive_buf(vi, rq, buf, len, NULL, xdp_xmit, &stats); stats.packets++; } @@ -3808,8 +3978,11 @@ static void free_receive_page_frags(struct virtnet_info *vi) { int i; for (i = 0; i < vi->max_queue_pairs; i++) - if (vi->rq[i].alloc_frag.page) + if (vi->rq[i].alloc_frag.page) { + if (vi->rq[i].do_dma && vi->rq[i].last_dma) + virtnet_rq_unmap(&vi->rq[i], vi->rq[i].last_dma, 0); put_page(vi->rq[i].alloc_frag.page); + } } static void virtnet_sq_free_unused_buf(struct virtqueue *vq, void *buf) @@ -3846,9 +4019,10 @@ static void free_unused_bufs(struct virtnet_info *vi) } for (i = 0; i < vi->max_queue_pairs; i++) { - struct virtqueue *vq = vi->rq[i].vq; - while ((buf = virtqueue_detach_unused_buf(vq)) != NULL) - virtnet_rq_free_unused_buf(vq, buf); + struct receive_queue *rq = &vi->rq[i]; + + while ((buf = virtnet_rq_detach_unused_buf(rq)) != NULL) + virtnet_rq_free_unused_buf(rq->vq, buf); cond_resched(); } } @@ -4022,6 +4196,8 @@ static int init_vqs(struct virtnet_info *vi) if (ret) goto err_free; + virtnet_rq_set_premapped(vi); + cpus_read_lock(); virtnet_set_affinity(vi); cpus_read_unlock(); diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c index e463f59e95c2..5b5597073b00 100644 --- a/drivers/net/vxlan/vxlan_core.c +++ b/drivers/net/vxlan/vxlan_core.c @@ -4331,6 +4331,10 @@ static size_t vxlan_get_size(const struct net_device *dev) nla_total_size(sizeof(__u8)) + /* IFLA_VXLAN_REMCSUM_TX */ nla_total_size(sizeof(__u8)) + /* IFLA_VXLAN_REMCSUM_RX */ nla_total_size(sizeof(__u8)) + /* IFLA_VXLAN_LOCALBYPASS */ + nla_total_size(0) + /* IFLA_VXLAN_GBP */ + nla_total_size(0) + /* IFLA_VXLAN_GPE */ + nla_total_size(0) + /* IFLA_VXLAN_REMCSUM_NOPARTIAL */ + nla_total_size(sizeof(__u8)) + /* IFLA_VXLAN_VNIFILTER */ 0; } diff --git a/drivers/net/wan/fsl_ucc_hdlc.c b/drivers/net/wan/fsl_ucc_hdlc.c index 47c2ad7a3e42..fd50bb313b92 100644 --- a/drivers/net/wan/fsl_ucc_hdlc.c +++ b/drivers/net/wan/fsl_ucc_hdlc.c @@ -34,6 +34,8 @@ #define TDM_PPPOHT_SLIC_MAXIN #define RX_BD_ERRORS (R_CD_S | R_OV_S | R_CR_S | R_AB_S | R_NO_S | R_LG_S) +static int uhdlc_close(struct net_device *dev); + static struct ucc_tdm_info utdm_primary_info = { .uf_info = { .tsa = 0, @@ -708,6 +710,7 @@ static int uhdlc_open(struct net_device *dev) hdlc_device *hdlc = dev_to_hdlc(dev); struct ucc_hdlc_private *priv = hdlc->priv; struct ucc_tdm *utdm = priv->utdm; + int rc = 0; if (priv->hdlc_busy != 1) { if (request_irq(priv->ut_info->uf_info.irq, @@ -731,10 +734,13 @@ static int uhdlc_open(struct net_device *dev) napi_enable(&priv->napi); netdev_reset_queue(dev); netif_start_queue(dev); - hdlc_open(dev); + + rc = hdlc_open(dev); + if (rc) + uhdlc_close(dev); } - return 0; + return rc; } static void uhdlc_memclean(struct ucc_hdlc_private *priv) @@ -824,6 +830,8 @@ static int uhdlc_close(struct net_device *dev) netdev_reset_queue(dev); priv->hdlc_busy = 0; + hdlc_close(dev); + return 0; } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h index bece26741d3a..611d1a6aabb9 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h @@ -442,7 +442,12 @@ struct brcmf_scan_params_v2_le { * fixed parameter portion is assumed, otherwise * ssid in the fixed portion is ignored */ - __le16 channel_list[1]; /* list of chanspecs */ + union { + __le16 padding; /* Reserve space for at least 1 entry for abort + * which uses an on stack brcmf_scan_params_v2_le + */ + DECLARE_FLEX_ARRAY(__le16, channel_list); /* chanspecs */ + }; }; struct brcmf_scan_results { @@ -702,7 +707,7 @@ struct brcmf_sta_info_le { struct brcmf_chanspec_list { __le32 count; /* # of entries */ - __le32 element[1]; /* variable length uint32 list */ + __le32 element[]; /* variable length uint32 list */ }; /* diff --git a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h index f5e08988dc7b..06d6f7f66430 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h @@ -310,9 +310,9 @@ struct iwl_fw_ini_fifo_hdr { struct iwl_fw_ini_error_dump_range { __le32 range_data_size; union { - __le32 internal_base_addr; - __le64 dram_base_addr; - __le32 page_num; + __le32 internal_base_addr __packed; + __le64 dram_base_addr __packed; + __le32 page_num __packed; struct iwl_fw_ini_fifo_hdr fifo_hdr; struct iwl_cmd_header fw_pkt_hdr; }; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index 1f5db65a088d..1d5ee4330f29 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -802,7 +802,7 @@ out: mvm->nvm_data->bands[0].n_channels = 1; mvm->nvm_data->bands[0].n_bitrates = 1; mvm->nvm_data->bands[0].bitrates = - (void *)((u8 *)mvm->nvm_data->channels + 1); + (void *)(mvm->nvm_data->channels + 1); mvm->nvm_data->bands[0].bitrates->hw_value = 10; } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c index 8b6c641772ee..b719843e9457 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c @@ -731,73 +731,78 @@ static void iwl_mvm_mld_vif_cfg_changed_station(struct iwl_mvm *mvm, mvmvif->associated = vif->cfg.assoc; - if (!(changes & BSS_CHANGED_ASSOC)) - return; - - if (vif->cfg.assoc) { - /* clear statistics to get clean beacon counter */ - iwl_mvm_request_statistics(mvm, true); - iwl_mvm_sf_update(mvm, vif, false); - iwl_mvm_power_vif_assoc(mvm, vif); - - for_each_mvm_vif_valid_link(mvmvif, i) { - memset(&mvmvif->link[i]->beacon_stats, 0, - sizeof(mvmvif->link[i]->beacon_stats)); + if (changes & BSS_CHANGED_ASSOC) { + if (vif->cfg.assoc) { + /* clear statistics to get clean beacon counter */ + iwl_mvm_request_statistics(mvm, true); + iwl_mvm_sf_update(mvm, vif, false); + iwl_mvm_power_vif_assoc(mvm, vif); + + for_each_mvm_vif_valid_link(mvmvif, i) { + memset(&mvmvif->link[i]->beacon_stats, 0, + sizeof(mvmvif->link[i]->beacon_stats)); + + if (vif->p2p) { + iwl_mvm_update_smps(mvm, vif, + IWL_MVM_SMPS_REQ_PROT, + IEEE80211_SMPS_DYNAMIC, i); + } + + rcu_read_lock(); + link_conf = rcu_dereference(vif->link_conf[i]); + if (link_conf && !link_conf->dtim_period) + protect = true; + rcu_read_unlock(); + } - if (vif->p2p) { - iwl_mvm_update_smps(mvm, vif, - IWL_MVM_SMPS_REQ_PROT, - IEEE80211_SMPS_DYNAMIC, i); + if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status) && + protect) { + /* If we're not restarting and still haven't + * heard a beacon (dtim period unknown) then + * make sure we still have enough minimum time + * remaining in the time event, since the auth + * might actually have taken quite a while + * (especially for SAE) and so the remaining + * time could be small without us having heard + * a beacon yet. + */ + iwl_mvm_protect_assoc(mvm, vif, 0); } - rcu_read_lock(); - link_conf = rcu_dereference(vif->link_conf[i]); - if (link_conf && !link_conf->dtim_period) - protect = true; - rcu_read_unlock(); - } + iwl_mvm_sf_update(mvm, vif, false); + + /* FIXME: need to decide about misbehaving AP handling */ + iwl_mvm_power_vif_assoc(mvm, vif); + } else if (iwl_mvm_mld_vif_have_valid_ap_sta(mvmvif)) { + iwl_mvm_mei_host_disassociated(mvm); - if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status) && - protect) { - /* If we're not restarting and still haven't - * heard a beacon (dtim period unknown) then - * make sure we still have enough minimum time - * remaining in the time event, since the auth - * might actually have taken quite a while - * (especially for SAE) and so the remaining - * time could be small without us having heard - * a beacon yet. + /* If update fails - SF might be running in associated + * mode while disassociated - which is forbidden. */ - iwl_mvm_protect_assoc(mvm, vif, 0); + ret = iwl_mvm_sf_update(mvm, vif, false); + WARN_ONCE(ret && + !test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, + &mvm->status), + "Failed to update SF upon disassociation\n"); + + /* If we get an assert during the connection (after the + * station has been added, but before the vif is set + * to associated), mac80211 will re-add the station and + * then configure the vif. Since the vif is not + * associated, we would remove the station here and + * this would fail the recovery. + */ + iwl_mvm_mld_vif_delete_all_stas(mvm, vif); } - iwl_mvm_sf_update(mvm, vif, false); - - /* FIXME: need to decide about misbehaving AP handling */ - iwl_mvm_power_vif_assoc(mvm, vif); - } else if (iwl_mvm_mld_vif_have_valid_ap_sta(mvmvif)) { - iwl_mvm_mei_host_disassociated(mvm); - - /* If update fails - SF might be running in associated - * mode while disassociated - which is forbidden. - */ - ret = iwl_mvm_sf_update(mvm, vif, false); - WARN_ONCE(ret && - !test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, - &mvm->status), - "Failed to update SF upon disassociation\n"); - - /* If we get an assert during the connection (after the - * station has been added, but before the vif is set - * to associated), mac80211 will re-add the station and - * then configure the vif. Since the vif is not - * associated, we would remove the station here and - * this would fail the recovery. - */ - iwl_mvm_mld_vif_delete_all_stas(mvm, vif); + iwl_mvm_bss_info_changed_station_assoc(mvm, vif, changes); } - iwl_mvm_bss_info_changed_station_assoc(mvm, vif, changes); + if (changes & BSS_CHANGED_PS) { + ret = iwl_mvm_power_update_mac(mvm); + if (ret) + IWL_ERR(mvm, "failed to update power mode\n"); + } } static void diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c index c1d9ce753468..3cbe2c0b8d6b 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c @@ -2342,7 +2342,7 @@ iwl_mvm_scan_umac_fill_general_p_v12(struct iwl_mvm *mvm, if (gen_flags & IWL_UMAC_SCAN_GEN_FLAGS_V2_FRAGMENTED_LMAC2) gp->num_of_fragments[SCAN_HB_LMAC_IDX] = IWL_SCAN_NUM_OF_FRAGS; - if (version < 12) { + if (version < 16) { gp->scan_start_mac_or_link_id = scan_vif->id; } else { struct iwl_mvm_vif_link_info *link_info; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index 36d70d589aed..898dca393643 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -1612,6 +1612,7 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, iwl_trans_free_tx_cmd(mvm->trans, info->driver_data[1]); memset(&info->status, 0, sizeof(info->status)); + info->flags &= ~(IEEE80211_TX_STAT_ACK | IEEE80211_TX_STAT_TX_FILTERED); /* inform mac80211 about what happened with the frame */ switch (status & TX_STATUS_MSK) { @@ -1964,6 +1965,8 @@ static void iwl_mvm_tx_reclaim(struct iwl_mvm *mvm, int sta_id, int tid, */ if (!is_flush) info->flags |= IEEE80211_TX_STAT_ACK; + else + info->flags &= ~IEEE80211_TX_STAT_ACK; } /* diff --git a/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c b/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c index 391793a16adc..10690e82358b 100644 --- a/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c +++ b/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c @@ -918,9 +918,17 @@ void mwifiex_11n_rxba_sync_event(struct mwifiex_private *priv, mwifiex_dbg_dump(priv->adapter, EVT_D, "RXBA_SYNC event:", event_buf, len); - while (tlv_buf_left >= sizeof(*tlv_rxba)) { + while (tlv_buf_left > sizeof(*tlv_rxba)) { tlv_type = le16_to_cpu(tlv_rxba->header.type); tlv_len = le16_to_cpu(tlv_rxba->header.len); + if (size_add(sizeof(tlv_rxba->header), tlv_len) > tlv_buf_left) { + mwifiex_dbg(priv->adapter, WARN, + "TLV size (%zu) overflows event_buf buf_left=%d\n", + size_add(sizeof(tlv_rxba->header), tlv_len), + tlv_buf_left); + return; + } + if (tlv_type != TLV_TYPE_RXBA_SYNC) { mwifiex_dbg(priv->adapter, ERROR, "Wrong TLV id=0x%x\n", tlv_type); @@ -929,6 +937,14 @@ void mwifiex_11n_rxba_sync_event(struct mwifiex_private *priv, tlv_seq_num = le16_to_cpu(tlv_rxba->seq_num); tlv_bitmap_len = le16_to_cpu(tlv_rxba->bitmap_len); + if (size_add(sizeof(*tlv_rxba), tlv_bitmap_len) > tlv_buf_left) { + mwifiex_dbg(priv->adapter, WARN, + "TLV size (%zu) overflows event_buf buf_left=%d\n", + size_add(sizeof(*tlv_rxba), tlv_bitmap_len), + tlv_buf_left); + return; + } + mwifiex_dbg(priv->adapter, INFO, "%pM tid=%d seq_num=%d bitmap_len=%d\n", tlv_rxba->mac, tlv_rxba->tid, tlv_seq_num, @@ -965,8 +981,8 @@ void mwifiex_11n_rxba_sync_event(struct mwifiex_private *priv, } } - tlv_buf_left -= (sizeof(*tlv_rxba) + tlv_len); - tmp = (u8 *)tlv_rxba + tlv_len + sizeof(*tlv_rxba); + tlv_buf_left -= (sizeof(tlv_rxba->header) + tlv_len); + tmp = (u8 *)tlv_rxba + sizeof(tlv_rxba->header) + tlv_len; tlv_rxba = (struct mwifiex_ie_types_rxba_sync *)tmp; } } diff --git a/drivers/net/wireless/marvell/mwifiex/fw.h b/drivers/net/wireless/marvell/mwifiex/fw.h index f2168fac95ed..8e6db904e5b2 100644 --- a/drivers/net/wireless/marvell/mwifiex/fw.h +++ b/drivers/net/wireless/marvell/mwifiex/fw.h @@ -779,7 +779,7 @@ struct mwifiex_ie_types_rxba_sync { u8 reserved; __le16 seq_num; __le16 bitmap_len; - u8 bitmap[1]; + u8 bitmap[]; } __packed; struct chan_band_param_set { diff --git a/drivers/net/wireless/marvell/mwifiex/sta_rx.c b/drivers/net/wireless/marvell/mwifiex/sta_rx.c index 65420ad67416..257737137cd7 100644 --- a/drivers/net/wireless/marvell/mwifiex/sta_rx.c +++ b/drivers/net/wireless/marvell/mwifiex/sta_rx.c @@ -86,7 +86,8 @@ int mwifiex_process_rx_packet(struct mwifiex_private *priv, rx_pkt_len = le16_to_cpu(local_rx_pd->rx_pkt_length); rx_pkt_hdr = (void *)local_rx_pd + rx_pkt_off; - if (sizeof(*rx_pkt_hdr) + rx_pkt_off > skb->len) { + if (sizeof(rx_pkt_hdr->eth803_hdr) + sizeof(rfc1042_header) + + rx_pkt_off > skb->len) { mwifiex_dbg(priv->adapter, ERROR, "wrong rx packet offset: len=%d, rx_pkt_off=%d\n", skb->len, rx_pkt_off); @@ -95,12 +96,13 @@ int mwifiex_process_rx_packet(struct mwifiex_private *priv, return -1; } - if ((!memcmp(&rx_pkt_hdr->rfc1042_hdr, bridge_tunnel_header, - sizeof(bridge_tunnel_header))) || - (!memcmp(&rx_pkt_hdr->rfc1042_hdr, rfc1042_header, - sizeof(rfc1042_header)) && - ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_AARP && - ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_IPX)) { + if (sizeof(*rx_pkt_hdr) + rx_pkt_off <= skb->len && + ((!memcmp(&rx_pkt_hdr->rfc1042_hdr, bridge_tunnel_header, + sizeof(bridge_tunnel_header))) || + (!memcmp(&rx_pkt_hdr->rfc1042_hdr, rfc1042_header, + sizeof(rfc1042_header)) && + ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_AARP && + ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_IPX))) { /* * Replace the 803 header and rfc1042 header (llc/snap) with an * EthernetII header, keep the src/dst and snap_type diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c index 05d9ab3ce819..dc8f4e157eb2 100644 --- a/drivers/net/wireless/mediatek/mt76/dma.c +++ b/drivers/net/wireless/mediatek/mt76/dma.c @@ -93,13 +93,13 @@ __mt76_get_rxwi(struct mt76_dev *dev) { struct mt76_txwi_cache *t = NULL; - spin_lock(&dev->wed_lock); + spin_lock_bh(&dev->wed_lock); if (!list_empty(&dev->rxwi_cache)) { t = list_first_entry(&dev->rxwi_cache, struct mt76_txwi_cache, list); list_del(&t->list); } - spin_unlock(&dev->wed_lock); + spin_unlock_bh(&dev->wed_lock); return t; } @@ -145,9 +145,9 @@ mt76_put_rxwi(struct mt76_dev *dev, struct mt76_txwi_cache *t) if (!t) return; - spin_lock(&dev->wed_lock); + spin_lock_bh(&dev->wed_lock); list_add(&t->list, &dev->rxwi_cache); - spin_unlock(&dev->wed_lock); + spin_unlock_bh(&dev->wed_lock); } EXPORT_SYMBOL_GPL(mt76_put_rxwi); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_eeprom.c b/drivers/net/wireless/mediatek/mt76/mt76x02_eeprom.c index 0acabba2d1a5..5d402cf2951c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_eeprom.c @@ -131,15 +131,8 @@ u8 mt76x02_get_lna_gain(struct mt76x02_dev *dev, s8 *lna_2g, s8 *lna_5g, struct ieee80211_channel *chan) { - u16 val; u8 lna; - val = mt76x02_eeprom_get(dev, MT_EE_NIC_CONF_1); - if (val & MT_EE_NIC_CONF_1_LNA_EXT_2G) - *lna_2g = 0; - if (val & MT_EE_NIC_CONF_1_LNA_EXT_5G) - memset(lna_5g, 0, sizeof(s8) * 3); - if (chan->band == NL80211_BAND_2GHZ) lna = *lna_2g; else if (chan->hw_value <= 64) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt76x2/eeprom.c index d5809408d1d3..8c01855885ce 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/eeprom.c @@ -256,7 +256,8 @@ void mt76x2_read_rx_gain(struct mt76x02_dev *dev) struct ieee80211_channel *chan = dev->mphy.chandef.chan; int channel = chan->hw_value; s8 lna_5g[3], lna_2g; - u8 lna; + bool use_lna; + u8 lna = 0; u16 val; if (chan->band == NL80211_BAND_2GHZ) @@ -275,7 +276,15 @@ void mt76x2_read_rx_gain(struct mt76x02_dev *dev) dev->cal.rx.mcu_gain |= (lna_5g[1] & 0xff) << 16; dev->cal.rx.mcu_gain |= (lna_5g[2] & 0xff) << 24; - lna = mt76x02_get_lna_gain(dev, &lna_2g, lna_5g, chan); + val = mt76x02_eeprom_get(dev, MT_EE_NIC_CONF_1); + if (chan->band == NL80211_BAND_2GHZ) + use_lna = !(val & MT_EE_NIC_CONF_1_LNA_EXT_2G); + else + use_lna = !(val & MT_EE_NIC_CONF_1_LNA_EXT_5G); + + if (use_lna) + lna = mt76x02_get_lna_gain(dev, &lna_2g, lna_5g, chan); + dev->cal.rx.lna_gain = mt76x02_sign_extend(lna, 8); } EXPORT_SYMBOL_GPL(mt76x2_read_rx_gain); diff --git a/drivers/net/wireless/realtek/rtw88/rtw8723d.h b/drivers/net/wireless/realtek/rtw88/rtw8723d.h index 3642a2c7f80c..2434e2480cbe 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8723d.h +++ b/drivers/net/wireless/realtek/rtw88/rtw8723d.h @@ -46,6 +46,7 @@ struct rtw8723du_efuse { u8 vender_id[2]; /* 0x100 */ u8 product_id[2]; /* 0x102 */ u8 usb_option; /* 0x104 */ + u8 res5[2]; /* 0x105 */ u8 mac_addr[ETH_ALEN]; /* 0x107 */ }; |