diff options
Diffstat (limited to 'drivers/net/dsa/microchip/ksz_common.c')
| -rw-r--r-- | drivers/net/dsa/microchip/ksz_common.c | 390 |
1 files changed, 312 insertions, 78 deletions
diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 8a03baa6aecc..7c142c17b3f6 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -2,7 +2,7 @@ /* * Microchip switch driver main logic * - * Copyright (C) 2017-2024 Microchip Technology Inc. + * Copyright (C) 2017-2025 Microchip Technology Inc. */ #include <linux/delay.h> @@ -265,16 +265,70 @@ static void ksz_phylink_mac_link_down(struct phylink_config *config, unsigned int mode, phy_interface_t interface); +/** + * ksz_phylink_mac_disable_tx_lpi() - Callback to signal LPI support (Dummy) + * @config: phylink config structure + * + * This function is a dummy handler. See ksz_phylink_mac_enable_tx_lpi() for + * a detailed explanation of EEE/LPI handling in KSZ switches. + */ +static void ksz_phylink_mac_disable_tx_lpi(struct phylink_config *config) +{ +} + +/** + * ksz_phylink_mac_enable_tx_lpi() - Callback to signal LPI support (Dummy) + * @config: phylink config structure + * @timer: timer value before entering LPI (unused) + * @tx_clock_stop: whether to stop the TX clock in LPI mode (unused) + * + * This function signals to phylink that the driver architecture supports + * LPI management, enabling phylink to control EEE advertisement during + * negotiation according to IEEE Std 802.3 (Clause 78). + * + * Hardware Management of EEE/LPI State: + * For KSZ switch ports with integrated PHYs (e.g., KSZ9893R ports 1-2), + * observation and testing suggest that the actual EEE / Low Power Idle (LPI) + * state transitions are managed autonomously by the hardware based on + * the auto-negotiation results. (Note: While the datasheet describes EEE + * operation based on negotiation, it doesn't explicitly detail the internal + * MAC/PHY interaction, so autonomous hardware management of the MAC state + * for LPI is inferred from observed behavior). + * This hardware control, consistent with the switch's ability to operate + * autonomously via strapping, means MAC-level software intervention is not + * required or exposed for managing the LPI state once EEE is negotiated. + * (Ref: KSZ9893R Data Sheet DS00002420D, primarily Section 4.7.5 explaining + * EEE, also Sections 4.1.7 on Auto-Negotiation and 3.2.1 on Configuration + * Straps). + * + * Additionally, ports configured as MAC interfaces (e.g., KSZ9893R port 3) + * lack documented MAC-level LPI control. + * + * Therefore, this callback performs no action and serves primarily to inform + * phylink of LPI awareness and to document the inferred hardware behavior. + * + * Returns: 0 (Always success) + */ +static int ksz_phylink_mac_enable_tx_lpi(struct phylink_config *config, + u32 timer, bool tx_clock_stop) +{ + return 0; +} + static const struct phylink_mac_ops ksz88x3_phylink_mac_ops = { .mac_config = ksz88x3_phylink_mac_config, .mac_link_down = ksz_phylink_mac_link_down, .mac_link_up = ksz8_phylink_mac_link_up, + .mac_disable_tx_lpi = ksz_phylink_mac_disable_tx_lpi, + .mac_enable_tx_lpi = ksz_phylink_mac_enable_tx_lpi, }; static const struct phylink_mac_ops ksz8_phylink_mac_ops = { .mac_config = ksz_phylink_mac_config, .mac_link_down = ksz_phylink_mac_link_down, .mac_link_up = ksz8_phylink_mac_link_up, + .mac_disable_tx_lpi = ksz_phylink_mac_disable_tx_lpi, + .mac_enable_tx_lpi = ksz_phylink_mac_enable_tx_lpi, }; static const struct ksz_dev_ops ksz88xx_dev_ops = { @@ -354,10 +408,29 @@ static void ksz9477_phylink_mac_link_up(struct phylink_config *config, int speed, int duplex, bool tx_pause, bool rx_pause); +static struct phylink_pcs * +ksz_phylink_mac_select_pcs(struct phylink_config *config, + phy_interface_t interface) +{ + struct dsa_port *dp = dsa_phylink_to_port(config); + struct ksz_device *dev = dp->ds->priv; + struct ksz_port *p = &dev->ports[dp->index]; + + if (ksz_is_sgmii_port(dev, dp->index) && + (interface == PHY_INTERFACE_MODE_SGMII || + interface == PHY_INTERFACE_MODE_1000BASEX)) + return p->pcs; + + return NULL; +} + static const struct phylink_mac_ops ksz9477_phylink_mac_ops = { .mac_config = ksz_phylink_mac_config, .mac_link_down = ksz_phylink_mac_link_down, .mac_link_up = ksz9477_phylink_mac_link_up, + .mac_disable_tx_lpi = ksz_phylink_mac_disable_tx_lpi, + .mac_enable_tx_lpi = ksz_phylink_mac_enable_tx_lpi, + .mac_select_pcs = ksz_phylink_mac_select_pcs, }; static const struct ksz_dev_ops ksz9477_dev_ops = { @@ -395,12 +468,15 @@ static const struct ksz_dev_ops ksz9477_dev_ops = { .reset = ksz9477_reset_switch, .init = ksz9477_switch_init, .exit = ksz9477_switch_exit, + .pcs_create = ksz9477_pcs_create, }; static const struct phylink_mac_ops lan937x_phylink_mac_ops = { .mac_config = ksz_phylink_mac_config, .mac_link_down = ksz_phylink_mac_link_down, .mac_link_up = ksz9477_phylink_mac_link_up, + .mac_disable_tx_lpi = ksz_phylink_mac_disable_tx_lpi, + .mac_enable_tx_lpi = ksz_phylink_mac_enable_tx_lpi, }; static const struct ksz_dev_ops lan937x_dev_ops = { @@ -1035,8 +1111,7 @@ static const struct regmap_range ksz9477_valid_regs[] = { regmap_reg_range(0x701b, 0x701b), regmap_reg_range(0x701f, 0x7020), regmap_reg_range(0x7030, 0x7030), - regmap_reg_range(0x7200, 0x7203), - regmap_reg_range(0x7206, 0x7207), + regmap_reg_range(0x7200, 0x7207), regmap_reg_range(0x7300, 0x7301), regmap_reg_range(0x7400, 0x7401), regmap_reg_range(0x7403, 0x7403), @@ -1339,6 +1414,7 @@ const struct ksz_chip_data ksz_switch_chips[] = { .supports_rgmii = {false, false, true}, .internal_phy = {true, true, false}, .gbit_capable = {false, false, true}, + .ptp_capable = true, .wr_table = &ksz8563_register_set, .rd_table = &ksz8563_register_set, }, @@ -1550,6 +1626,8 @@ const struct ksz_chip_data ksz_switch_chips[] = { .internal_phy = {true, true, true, true, true, false, false}, .gbit_capable = {true, true, true, true, true, true, true}, + .ptp_capable = true, + .sgmii_port = 7, .wr_table = &ksz9477_register_set, .rd_table = &ksz9477_register_set, }, @@ -1677,6 +1755,7 @@ const struct ksz_chip_data ksz_switch_chips[] = { .supports_rgmii = {false, false, true}, .internal_phy = {true, true, false}, .gbit_capable = {true, true, true}, + .ptp_capable = true, }, [KSZ8567] = { @@ -1712,6 +1791,7 @@ const struct ksz_chip_data ksz_switch_chips[] = { true, false, false}, .gbit_capable = {false, false, false, false, false, true, true}, + .ptp_capable = true, }, [KSZ9567] = { @@ -1744,6 +1824,7 @@ const struct ksz_chip_data ksz_switch_chips[] = { .internal_phy = {true, true, true, true, true, false, false}, .gbit_capable = {true, true, true, true, true, true, true}, + .ptp_capable = true, }, [LAN9370] = { @@ -1773,6 +1854,7 @@ const struct ksz_chip_data ksz_switch_chips[] = { .supports_rmii = {false, false, false, false, true}, .supports_rgmii = {false, false, false, false, true}, .internal_phy = {true, true, true, true, false}, + .ptp_capable = true, }, [LAN9371] = { @@ -1802,6 +1884,7 @@ const struct ksz_chip_data ksz_switch_chips[] = { .supports_rmii = {false, false, false, false, true, true}, .supports_rgmii = {false, false, false, false, true, true}, .internal_phy = {true, true, true, true, false, false}, + .ptp_capable = true, }, [LAN9372] = { @@ -1835,6 +1918,7 @@ const struct ksz_chip_data ksz_switch_chips[] = { true, true, false, false}, .internal_phy = {true, true, true, true, false, false, true, true}, + .ptp_capable = true, }, [LAN9373] = { @@ -1868,6 +1952,7 @@ const struct ksz_chip_data ksz_switch_chips[] = { true, true, false, false}, .internal_phy = {true, true, true, false, false, false, true, true}, + .ptp_capable = true, }, [LAN9374] = { @@ -1901,6 +1986,7 @@ const struct ksz_chip_data ksz_switch_chips[] = { true, true, false, false}, .internal_phy = {true, true, true, true, false, false, true, true}, + .ptp_capable = true, }, [LAN9646] = { @@ -1934,6 +2020,7 @@ const struct ksz_chip_data ksz_switch_chips[] = { .internal_phy = {true, true, true, true, true, false, false}, .gbit_capable = {true, true, true, true, true, true, true}, + .sgmii_port = 7, .wr_table = &ksz9477_register_set, .rd_table = &ksz9477_register_set, }, @@ -2006,6 +2093,18 @@ static void ksz_phylink_get_caps(struct dsa_switch *ds, int port, if (dev->dev_ops->get_caps) dev->dev_ops->get_caps(dev, port, config); + + if (ds->ops->support_eee && ds->ops->support_eee(ds, port)) { + memcpy(config->lpi_interfaces, config->supported_interfaces, + sizeof(config->lpi_interfaces)); + + config->lpi_capabilities = MAC_100FD; + if (dev->info->gbit_capable[port]) + config->lpi_capabilities |= MAC_1000FD; + + /* EEE is fully operational */ + config->eee_enabled_default = true; + } } void ksz_r_mib_stats64(struct ksz_device *dev, int port) @@ -2057,7 +2156,7 @@ void ksz_r_mib_stats64(struct ksz_device *dev, int port) spin_unlock(&mib->stats64_lock); - if (dev->info->phy_errata_9477) { + if (dev->info->phy_errata_9477 && !ksz_is_sgmii_port(dev, port)) { ret = ksz9477_errata_monitor(dev, port, raw->tx_late_col); if (ret) dev_err(dev->dev, "Failed to monitor transmission halt\n"); @@ -2544,7 +2643,11 @@ static int ksz_mdio_register(struct ksz_device *dev) bus->read = ksz_sw_mdio_read; bus->write = ksz_sw_mdio_write; bus->name = "ksz user smi"; - snprintf(bus->id, MII_BUS_ID_SIZE, "SMI-%d", ds->index); + if (ds->dst->index != 0) { + snprintf(bus->id, MII_BUS_ID_SIZE, "SMI-%d-%d", ds->dst->index, ds->index); + } else { + snprintf(bus->id, MII_BUS_ID_SIZE, "SMI-%d", ds->index); + } } ret = ksz_parse_dt_phy_config(dev, bus, mdio_np); @@ -2683,8 +2786,9 @@ static int ksz_irq_common_setup(struct ksz_device *dev, struct ksz_irq *kirq) kirq->dev = dev; kirq->masked = ~0; - kirq->domain = irq_domain_add_simple(dev->dev->of_node, kirq->nirqs, 0, - &ksz_irq_domain_ops, kirq); + kirq->domain = irq_domain_create_simple(of_fwnode_handle(dev->dev->of_node), + kirq->nirqs, 0, + &ksz_irq_domain_ops, kirq); if (!kirq->domain) return -ENOMEM; @@ -2761,6 +2865,12 @@ static int ksz_setup(struct dsa_switch *ds) if (ret) return ret; + if (ksz_has_sgmii_port(dev) && dev->dev_ops->pcs_create) { + ret = dev->dev_ops->pcs_create(dev); + if (ret) + return ret; + } + /* set broadcast storm protection 10% rate */ regmap_update_bits(ksz_regmap_16(dev), regs[S_BROADCAST_CTRL], BROADCAST_STORM_RATE, @@ -2805,16 +2915,21 @@ static int ksz_setup(struct dsa_switch *ds) if (ret) goto out_girq; - ret = ksz_ptp_irq_setup(ds, dp->index); - if (ret) - goto out_pirq; + if (dev->info->ptp_capable) { + ret = ksz_ptp_irq_setup(ds, dp->index); + if (ret) + goto out_pirq; + } } } - ret = ksz_ptp_clock_register(ds); - if (ret) { - dev_err(dev->dev, "Failed to register PTP clock: %d\n", ret); - goto out_ptpirq; + if (dev->info->ptp_capable) { + ret = ksz_ptp_clock_register(ds); + if (ret) { + dev_err(dev->dev, "Failed to register PTP clock: %d\n", + ret); + goto out_ptpirq; + } } ret = ksz_mdio_register(dev); @@ -2834,9 +2949,10 @@ static int ksz_setup(struct dsa_switch *ds) return 0; out_ptp_clock_unregister: - ksz_ptp_clock_unregister(ds); + if (dev->info->ptp_capable) + ksz_ptp_clock_unregister(ds); out_ptpirq: - if (dev->irq > 0) + if (dev->irq > 0 && dev->info->ptp_capable) dsa_switch_for_each_user_port(dp, dev->ds) ksz_ptp_irq_free(ds, dp->index); out_pirq: @@ -2855,11 +2971,13 @@ static void ksz_teardown(struct dsa_switch *ds) struct ksz_device *dev = ds->priv; struct dsa_port *dp; - ksz_ptp_clock_unregister(ds); + if (dev->info->ptp_capable) + ksz_ptp_clock_unregister(ds); if (dev->irq > 0) { dsa_switch_for_each_user_port(dp, dev->ds) { - ksz_ptp_irq_free(ds, dp->index); + if (dev->info->ptp_capable) + ksz_ptp_irq_free(ds, dp->index); ksz_irq_free(&dev->ports[dp->index].pirq); } @@ -2986,31 +3104,6 @@ static u32 ksz_get_phy_flags(struct dsa_switch *ds, int port) if (!port) return MICREL_KSZ8_P1_ERRATA; break; - case KSZ8567_CHIP_ID: - /* KSZ8567R Errata DS80000752C Module 4 */ - case KSZ8765_CHIP_ID: - case KSZ8794_CHIP_ID: - case KSZ8795_CHIP_ID: - /* KSZ879x/KSZ877x/KSZ876x Errata DS80000687C Module 2 */ - case KSZ9477_CHIP_ID: - /* KSZ9477S Errata DS80000754A Module 4 */ - case KSZ9567_CHIP_ID: - /* KSZ9567S Errata DS80000756A Module 4 */ - case KSZ9896_CHIP_ID: - /* KSZ9896C Errata DS80000757A Module 3 */ - case KSZ9897_CHIP_ID: - case LAN9646_CHIP_ID: - /* KSZ9897R Errata DS80000758C 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. - * - * The same item appears in the errata for all switches above. - */ - return MICREL_NO_EEE; } return 0; @@ -3444,58 +3537,67 @@ static int ksz_max_mtu(struct dsa_switch *ds, int port) return -EOPNOTSUPP; } -static int ksz_validate_eee(struct dsa_switch *ds, int port) +/** + * ksz_support_eee - Determine Energy Efficient Ethernet (EEE) support for a + * port + * @ds: Pointer to the DSA switch structure + * @port: Port number to check + * + * This function also documents devices where EEE was initially advertised but + * later withdrawn due to reliability issues, as described in official errata + * documents. These devices are explicitly listed to record known limitations, + * even if there is no technical necessity for runtime checks. + * + * Returns: true if the internal PHY on the given port supports fully + * operational EEE, false otherwise. + */ +static bool ksz_support_eee(struct dsa_switch *ds, int port) { struct ksz_device *dev = ds->priv; if (!dev->info->internal_phy[port]) - return -EOPNOTSUPP; + return false; switch (dev->chip_id) { case KSZ8563_CHIP_ID: + case KSZ9563_CHIP_ID: + case KSZ9893_CHIP_ID: + return true; case KSZ8567_CHIP_ID: + /* KSZ8567R Errata DS80000752C Module 4 */ + case KSZ8765_CHIP_ID: + case KSZ8794_CHIP_ID: + case KSZ8795_CHIP_ID: + /* KSZ879x/KSZ877x/KSZ876x Errata DS80000687C Module 2 */ case KSZ9477_CHIP_ID: - case KSZ9563_CHIP_ID: + /* KSZ9477S Errata DS80000754A Module 4 */ case KSZ9567_CHIP_ID: - case KSZ9893_CHIP_ID: + /* KSZ9567S Errata DS80000756A Module 4 */ case KSZ9896_CHIP_ID: + /* KSZ9896C Errata DS80000757A Module 3 */ case KSZ9897_CHIP_ID: case LAN9646_CHIP_ID: - return 0; + /* KSZ9897R Errata DS80000758C 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. + * + * The same item appears in the errata for all switches above. + */ + break; } - return -EOPNOTSUPP; -} - -static int ksz_get_mac_eee(struct dsa_switch *ds, int port, - struct ethtool_keee *e) -{ - int ret; - - ret = ksz_validate_eee(ds, port); - if (ret) - return ret; - - /* There is no documented control of Tx LPI configuration. */ - e->tx_lpi_enabled = true; - - /* There is no documented control of Tx LPI timer. According to tests - * Tx LPI timer seems to be set by default to minimal value. - */ - e->tx_lpi_timer = 0; - - return 0; + return false; } static int ksz_set_mac_eee(struct dsa_switch *ds, int port, struct ethtool_keee *e) { struct ksz_device *dev = ds->priv; - int ret; - - ret = ksz_validate_eee(ds, port); - if (ret) - return ret; if (!e->tx_lpi_enabled) { dev_err(dev->dev, "Disabling EEE Tx LPI is not supported\n"); @@ -3616,6 +3718,10 @@ static void ksz_phylink_mac_config(struct phylink_config *config, if (dev->info->internal_phy[port]) return; + /* No need to configure XMII control register when using SGMII. */ + if (ksz_is_sgmii_port(dev, port)) + return; + if (phylink_autoneg_inband(mode)) { dev_err(dev->dev, "In-band AN not supported!\n"); return; @@ -4002,6 +4108,89 @@ static int ksz_ets_band_to_queue(struct tc_ets_qopt_offload_replace_params *p, return p->bands - 1 - band; } +/** + * ksz88x3_tc_ets_add - Configure ETS (Enhanced Transmission Selection) + * for a port on KSZ88x3 switch + * @dev: Pointer to the KSZ switch device structure + * @port: Port number to configure + * @p: Pointer to offload replace parameters describing ETS bands and mapping + * + * The KSZ88x3 supports two scheduling modes: Strict Priority and + * Weighted Fair Queuing (WFQ). Both modes have fixed behavior: + * - No configurable queue-to-priority mapping + * - No weight adjustment in WFQ mode + * + * This function configures the switch to use strict priority mode by + * clearing the WFQ enable bit for all queues associated with ETS bands. + * If strict priority is not explicitly requested, the switch will default + * to WFQ mode. + * + * Return: 0 on success, or a negative error code on failure + */ +static int ksz88x3_tc_ets_add(struct ksz_device *dev, int port, + struct tc_ets_qopt_offload_replace_params *p) +{ + int ret, band; + + /* Only strict priority mode is supported for now. + * WFQ is implicitly enabled when strict mode is disabled. + */ + for (band = 0; band < p->bands; band++) { + int queue = ksz_ets_band_to_queue(p, band); + u8 reg; + + /* Calculate TXQ Split Control register address for this + * port/queue + */ + reg = KSZ8873_TXQ_SPLIT_CTRL_REG(port, queue); + + /* Clear WFQ enable bit to select strict priority scheduling */ + ret = ksz_rmw8(dev, reg, KSZ8873_TXQ_WFQ_ENABLE, 0); + if (ret) + return ret; + } + + return 0; +} + +/** + * ksz88x3_tc_ets_del - Reset ETS (Enhanced Transmission Selection) config + * for a port on KSZ88x3 switch + * @dev: Pointer to the KSZ switch device structure + * @port: Port number to reset + * + * The KSZ88x3 supports only fixed scheduling modes: Strict Priority or + * Weighted Fair Queuing (WFQ), with no reconfiguration of weights or + * queue mapping. This function resets the port’s scheduling mode to + * the default, which is WFQ, by enabling the WFQ bit for all queues. + * + * Return: 0 on success, or a negative error code on failure + */ +static int ksz88x3_tc_ets_del(struct ksz_device *dev, int port) +{ + int ret, queue; + + /* Iterate over all transmit queues for this port */ + for (queue = 0; queue < dev->info->num_tx_queues; queue++) { + u8 reg; + + /* Calculate TXQ Split Control register address for this + * port/queue + */ + reg = KSZ8873_TXQ_SPLIT_CTRL_REG(port, queue); + + /* Set WFQ enable bit to revert back to default scheduling + * mode + */ + ret = ksz_rmw8(dev, reg, KSZ8873_TXQ_WFQ_ENABLE, + KSZ8873_TXQ_WFQ_ENABLE); + if (ret) + return ret; + } + + return 0; +} + static int ksz_queue_set_strict(struct ksz_device *dev, int port, int queue) { int ret; @@ -4083,6 +4272,7 @@ static int ksz_tc_ets_del(struct ksz_device *dev, int port) for (queue = 0; queue < dev->info->num_tx_queues; queue++) { ret = ksz_queue_set_wrr(dev, port, queue, KSZ9477_DEFAULT_WRR_WEIGHT); + if (ret) return ret; } @@ -4135,7 +4325,7 @@ static int ksz_tc_setup_qdisc_ets(struct dsa_switch *ds, int port, struct ksz_device *dev = ds->priv; int ret; - if (is_ksz8(dev)) + if (is_ksz8(dev) && !ksz_is_ksz88x3(dev)) return -EOPNOTSUPP; if (qopt->parent != TC_H_ROOT) { @@ -4149,9 +4339,16 @@ static int ksz_tc_setup_qdisc_ets(struct dsa_switch *ds, int port, if (ret) return ret; - return ksz_tc_ets_add(dev, port, &qopt->replace_params); + if (ksz_is_ksz88x3(dev)) + return ksz88x3_tc_ets_add(dev, port, + &qopt->replace_params); + else + return ksz_tc_ets_add(dev, port, &qopt->replace_params); case TC_ETS_DESTROY: - return ksz_tc_ets_del(dev, port); + if (ksz_is_ksz88x3(dev)) + return ksz88x3_tc_ets_del(dev, port); + else + return ksz_tc_ets_del(dev, port); case TC_ETS_STATS: case TC_ETS_GRAFT: return -EOPNOTSUPP; @@ -4593,6 +4790,23 @@ static int ksz_hsr_leave(struct dsa_switch *ds, int port, return 0; } +static int ksz_suspend(struct dsa_switch *ds) +{ + struct ksz_device *dev = ds->priv; + + cancel_delayed_work_sync(&dev->mib_read); + return 0; +} + +static int ksz_resume(struct dsa_switch *ds) +{ + struct ksz_device *dev = ds->priv; + + if (dev->mib_read_interval) + schedule_delayed_work(&dev->mib_read, dev->mib_read_interval); + return 0; +} + static const struct dsa_switch_ops ksz_switch_ops = { .get_tag_protocol = ksz_get_tag_protocol, .connect_tag_protocol = ksz_connect_tag_protocol, @@ -4633,6 +4847,8 @@ static const struct dsa_switch_ops ksz_switch_ops = { .port_max_mtu = ksz_max_mtu, .get_wol = ksz_get_wol, .set_wol = ksz_set_wol, + .suspend = ksz_suspend, + .resume = ksz_resume, .get_ts_info = ksz_get_ts_info, .port_hwtstamp_get = ksz_hwtstamp_get, .port_hwtstamp_set = ksz_hwtstamp_set, @@ -4641,7 +4857,7 @@ static const struct dsa_switch_ops ksz_switch_ops = { .cls_flower_add = ksz_cls_flower_add, .cls_flower_del = ksz_cls_flower_del, .port_setup_tc = ksz_setup_tc, - .get_mac_eee = ksz_get_mac_eee, + .support_eee = ksz_support_eee, .set_mac_eee = ksz_set_mac_eee, .port_get_default_prio = ksz_port_get_default_prio, .port_set_default_prio = ksz_port_set_default_prio, @@ -5132,6 +5348,24 @@ void ksz_switch_remove(struct ksz_device *dev) } EXPORT_SYMBOL(ksz_switch_remove); +#ifdef CONFIG_PM_SLEEP +int ksz_switch_suspend(struct device *dev) +{ + struct ksz_device *priv = dev_get_drvdata(dev); + + return dsa_switch_suspend(priv->ds); +} +EXPORT_SYMBOL(ksz_switch_suspend); + +int ksz_switch_resume(struct device *dev) +{ + struct ksz_device *priv = dev_get_drvdata(dev); + + return dsa_switch_resume(priv->ds); +} +EXPORT_SYMBOL(ksz_switch_resume); +#endif + MODULE_AUTHOR("Woojung Huh <Woojung.Huh@microchip.com>"); MODULE_DESCRIPTION("Microchip KSZ Series Switch DSA Driver"); MODULE_LICENSE("GPL"); |