diff options
Diffstat (limited to 'drivers/net/ethernet/ti')
| -rw-r--r-- | drivers/net/ethernet/ti/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/ti/cpmac.c | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/ti/cpsw-phy-sel.c | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/ti/cpsw.c | 105 | ||||
| -rw-r--r-- | drivers/net/ethernet/ti/cpsw.h | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/ti/davinci_emac.c | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/ti/davinci_mdio.c | 1 |
7 files changed, 97 insertions, 15 deletions
diff --git a/drivers/net/ethernet/ti/Kconfig b/drivers/net/ethernet/ti/Kconfig index 1769700..5d8cb79 100644 --- a/drivers/net/ethernet/ti/Kconfig +++ b/drivers/net/ethernet/ti/Kconfig @@ -62,6 +62,8 @@ config TI_CPSW select TI_DAVINCI_CPDMA select TI_DAVINCI_MDIO select TI_CPSW_PHY_SEL + select MFD_SYSCON + select REGMAP ---help--- This driver supports TI's CPSW Ethernet Switch. diff --git a/drivers/net/ethernet/ti/cpmac.c b/drivers/net/ethernet/ti/cpmac.c index f9bcf7a..dd94300 100644 --- a/drivers/net/ethernet/ti/cpmac.c +++ b/drivers/net/ethernet/ti/cpmac.c @@ -1207,7 +1207,6 @@ static int cpmac_remove(struct platform_device *pdev) static struct platform_driver cpmac_driver = { .driver = { .name = "cpmac", - .owner = THIS_MODULE, }, .probe = cpmac_probe, .remove = cpmac_remove, diff --git a/drivers/net/ethernet/ti/cpsw-phy-sel.c b/drivers/net/ethernet/ti/cpsw-phy-sel.c index aa8bf45..0ea78326 100644 --- a/drivers/net/ethernet/ti/cpsw-phy-sel.c +++ b/drivers/net/ethernet/ti/cpsw-phy-sel.c @@ -211,7 +211,6 @@ static struct platform_driver cpsw_phy_sel_driver = { .probe = cpsw_phy_sel_probe, .driver = { .name = "cpsw-phy-sel", - .owner = THIS_MODULE, .of_match_table = cpsw_phy_sel_id_table, }, }; diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index e2a0028..ab167dc 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -33,6 +33,8 @@ #include <linux/of_net.h> #include <linux/of_device.h> #include <linux/if_vlan.h> +#include <linux/mfd/syscon.h> +#include <linux/regmap.h> #include <linux/pinctrl/consumer.h> @@ -397,6 +399,8 @@ struct cpsw_priv { struct cpdma_ctlr *dma; struct cpdma_chan *txch, *rxch; struct cpsw_ale *ale; + bool rx_pause; + bool tx_pause; /* snapshot of IRQ numbers */ u32 irqs_table[4]; u32 num_irqs; @@ -855,6 +859,12 @@ static void _cpsw_adjust_link(struct cpsw_slave *slave, else if (phy->speed == 10) mac_control |= BIT(18); /* In Band mode */ + if (priv->rx_pause) + mac_control |= BIT(3); + + if (priv->tx_pause) + mac_control |= BIT(4); + *link = true; } else { mac_control = 0; @@ -1246,6 +1256,9 @@ static int cpsw_ndo_open(struct net_device *ndev) /* enable statistics collection only on all ports */ __raw_writel(0x7, &priv->regs->stat_port_en); + /* Enable internal fifo flow control */ + writel(0x7, &priv->regs->flow_control); + if (WARN_ON(!priv->data.rx_descs)) priv->data.rx_descs = 128; @@ -1807,6 +1820,30 @@ static int cpsw_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol) return -EOPNOTSUPP; } +static void cpsw_get_pauseparam(struct net_device *ndev, + struct ethtool_pauseparam *pause) +{ + struct cpsw_priv *priv = netdev_priv(ndev); + + pause->autoneg = AUTONEG_DISABLE; + pause->rx_pause = priv->rx_pause ? true : false; + pause->tx_pause = priv->tx_pause ? true : false; +} + +static int cpsw_set_pauseparam(struct net_device *ndev, + struct ethtool_pauseparam *pause) +{ + struct cpsw_priv *priv = netdev_priv(ndev); + bool link; + + priv->rx_pause = pause->rx_pause ? true : false; + priv->tx_pause = pause->tx_pause ? true : false; + + for_each_slave(priv, _cpsw_adjust_link, priv, &link); + + return 0; +} + static const struct ethtool_ops cpsw_ethtool_ops = { .get_drvinfo = cpsw_get_drvinfo, .get_msglevel = cpsw_get_msglevel, @@ -1820,6 +1857,8 @@ static const struct ethtool_ops cpsw_ethtool_ops = { .get_sset_count = cpsw_get_sset_count, .get_strings = cpsw_get_strings, .get_ethtool_stats = cpsw_get_ethtool_stats, + .get_pauseparam = cpsw_get_pauseparam, + .set_pauseparam = cpsw_set_pauseparam, .get_wol = cpsw_get_wol, .set_wol = cpsw_set_wol, .get_regs_len = cpsw_get_regs_len, @@ -1839,6 +1878,36 @@ static void cpsw_slave_init(struct cpsw_slave *slave, struct cpsw_priv *priv, slave->port_vlan = data->dual_emac_res_vlan; } +#define AM33XX_CTRL_MAC_LO_REG(id) (0x630 + 0x8 * id) +#define AM33XX_CTRL_MAC_HI_REG(id) (0x630 + 0x8 * id + 0x4) + +static int cpsw_am33xx_cm_get_macid(struct device *dev, int slave, + u8 *mac_addr) +{ + u32 macid_lo; + u32 macid_hi; + struct regmap *syscon; + + syscon = syscon_regmap_lookup_by_phandle(dev->of_node, "syscon"); + if (IS_ERR(syscon)) { + if (PTR_ERR(syscon) == -ENODEV) + return 0; + return PTR_ERR(syscon); + } + + regmap_read(syscon, AM33XX_CTRL_MAC_LO_REG(slave), &macid_lo); + regmap_read(syscon, AM33XX_CTRL_MAC_HI_REG(slave), &macid_hi); + + mac_addr[5] = (macid_lo >> 8) & 0xff; + mac_addr[4] = macid_lo & 0xff; + mac_addr[3] = (macid_hi >> 24) & 0xff; + mac_addr[2] = (macid_hi >> 16) & 0xff; + mac_addr[1] = (macid_hi >> 8) & 0xff; + mac_addr[0] = macid_hi & 0xff; + + return 0; +} + static int cpsw_probe_dt(struct cpsw_platform_data *data, struct platform_device *pdev) { @@ -1944,15 +2013,23 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, mdio = of_find_device_by_node(mdio_node); of_node_put(mdio_node); if (!mdio) { - pr_err("Missing mdio platform device\n"); + dev_err(&pdev->dev, "Missing mdio platform device\n"); return -EINVAL; } snprintf(slave_data->phy_id, sizeof(slave_data->phy_id), PHY_ID_FMT, mdio->name, phyid); mac_addr = of_get_mac_address(slave_node); - if (mac_addr) + if (mac_addr) { memcpy(slave_data->mac_addr, mac_addr, ETH_ALEN); + } else { + if (of_machine_is_compatible("ti,am33xx")) { + ret = cpsw_am33xx_cm_get_macid(&pdev->dev, i, + slave_data->mac_addr); + if (ret) + return ret; + } + } slave_data->phy_if = of_get_phy_mode(slave_node); if (slave_data->phy_if < 0) { @@ -2086,6 +2163,7 @@ static int cpsw_probe(struct platform_device *pdev) priv->irq_enabled = true; if (!priv->cpts) { dev_err(&pdev->dev, "error allocating cpts\n"); + ret = -ENOMEM; goto clean_ndev_ret; } @@ -2255,18 +2333,24 @@ static int cpsw_probe(struct platform_device *pdev) } while ((res = platform_get_resource(priv->pdev, IORESOURCE_IRQ, k))) { - for (i = res->start; i <= res->end; i++) { - if (devm_request_irq(&pdev->dev, i, cpsw_interrupt, 0, - dev_name(&pdev->dev), priv)) { - dev_err(priv->dev, "error attaching irq\n"); - goto clean_ale_ret; - } - priv->irqs_table[k] = i; - priv->num_irqs = k + 1; + if (k >= ARRAY_SIZE(priv->irqs_table)) { + ret = -EINVAL; + goto clean_ale_ret; } + + ret = devm_request_irq(&pdev->dev, res->start, cpsw_interrupt, + 0, dev_name(&pdev->dev), priv); + if (ret < 0) { + dev_err(priv->dev, "error attaching irq (%d)\n", ret); + goto clean_ale_ret; + } + + priv->irqs_table[k] = res->start; k++; } + priv->num_irqs = k; + ndev->features |= NETIF_F_HW_VLAN_CTAG_FILTER; ndev->netdev_ops = &cpsw_netdev_ops; @@ -2395,7 +2479,6 @@ MODULE_DEVICE_TABLE(of, cpsw_of_mtable); static struct platform_driver cpsw_driver = { .driver = { .name = "cpsw", - .owner = THIS_MODULE, .pm = &cpsw_pm_ops, .of_match_table = cpsw_of_mtable, }, diff --git a/drivers/net/ethernet/ti/cpsw.h b/drivers/net/ethernet/ti/cpsw.h index 574f49d..1b71067 100644 --- a/drivers/net/ethernet/ti/cpsw.h +++ b/drivers/net/ethernet/ti/cpsw.h @@ -15,6 +15,7 @@ #define __CPSW_H__ #include <linux/if_ether.h> +#include <linux/phy.h> struct cpsw_slave_data { char phy_id[MII_BUS_ID_SIZE]; diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c index 35a139e..ea71251 100644 --- a/drivers/net/ethernet/ti/davinci_emac.c +++ b/drivers/net/ethernet/ti/davinci_emac.c @@ -2083,7 +2083,6 @@ MODULE_DEVICE_TABLE(of, davinci_emac_of_match); static struct platform_driver davinci_emac_driver = { .driver = { .name = "davinci_emac", - .owner = THIS_MODULE, .pm = &davinci_emac_pm_ops, .of_match_table = of_match_ptr(davinci_emac_of_match), }, diff --git a/drivers/net/ethernet/ti/davinci_mdio.c b/drivers/net/ethernet/ti/davinci_mdio.c index 2791f6f..98655b4 100644 --- a/drivers/net/ethernet/ti/davinci_mdio.c +++ b/drivers/net/ethernet/ti/davinci_mdio.c @@ -481,7 +481,6 @@ MODULE_DEVICE_TABLE(of, davinci_mdio_of_mtable); static struct platform_driver davinci_mdio_driver = { .driver = { .name = "davinci_mdio", - .owner = THIS_MODULE, .pm = &davinci_mdio_pm_ops, .of_match_table = of_match_ptr(davinci_mdio_of_mtable), }, |
