diff options
Diffstat (limited to 'drivers/net/ethernet/ti')
| -rw-r--r-- | drivers/net/ethernet/ti/cpmac.c | 14 | ||||
| -rw-r--r-- | drivers/net/ethernet/ti/cpsw-phy-sel.c | 62 | ||||
| -rw-r--r-- | drivers/net/ethernet/ti/cpsw.c | 114 | ||||
| -rw-r--r-- | drivers/net/ethernet/ti/cpts.c | 11 | ||||
| -rw-r--r-- | drivers/net/ethernet/ti/davinci_cpdma.c | 39 | ||||
| -rw-r--r-- | drivers/net/ethernet/ti/davinci_emac.c | 9 | ||||
| -rw-r--r-- | drivers/net/ethernet/ti/davinci_mdio.c | 50 |
7 files changed, 161 insertions, 138 deletions
diff --git a/drivers/net/ethernet/ti/cpmac.c b/drivers/net/ethernet/ti/cpmac.c index 73f74f36943..7399a52f7c2 100644 --- a/drivers/net/ethernet/ti/cpmac.c +++ b/drivers/net/ethernet/ti/cpmac.c @@ -313,19 +313,6 @@ static int mii_irqs[PHY_MAX_ADDR] = { PHY_POLL, }; static struct mii_bus *cpmac_mii; -static int cpmac_config(struct net_device *dev, struct ifmap *map) -{ - if (dev->flags & IFF_UP) - return -EBUSY; - - /* Don't allow changing the I/O address */ - if (map->base_addr != dev->base_addr) - return -EOPNOTSUPP; - - /* ignore other fields */ - return 0; -} - static void cpmac_set_multicast_list(struct net_device *dev) { struct netdev_hw_addr *ha; @@ -1100,7 +1087,6 @@ static const struct net_device_ops cpmac_netdev_ops = { .ndo_tx_timeout = cpmac_tx_timeout, .ndo_set_rx_mode = cpmac_set_multicast_list, .ndo_do_ioctl = cpmac_ioctl, - .ndo_set_config = cpmac_config, .ndo_change_mtu = eth_change_mtu, .ndo_validate_addr = eth_validate_addr, .ndo_set_mac_address = eth_mac_addr, diff --git a/drivers/net/ethernet/ti/cpsw-phy-sel.c b/drivers/net/ethernet/ti/cpsw-phy-sel.c index 148da9ae836..aa8bf45e53d 100644 --- a/drivers/net/ethernet/ti/cpsw-phy-sel.c +++ b/drivers/net/ethernet/ti/cpsw-phy-sel.c @@ -29,6 +29,8 @@ #define AM33XX_GMII_SEL_RMII2_IO_CLK_EN BIT(7) #define AM33XX_GMII_SEL_RMII1_IO_CLK_EN BIT(6) +#define GMII_SEL_MODE_MASK 0x3 + struct cpsw_phy_sel_priv { struct device *dev; u32 __iomem *gmii_sel; @@ -65,7 +67,7 @@ static void cpsw_gmii_sel_am3352(struct cpsw_phy_sel_priv *priv, break; }; - mask = 0x3 << (slave * 2) | BIT(slave + 6); + mask = GMII_SEL_MODE_MASK << (slave * 2) | BIT(slave + 6); mode <<= slave * 2; if (priv->rmii_clock_external) { @@ -81,6 +83,55 @@ static void cpsw_gmii_sel_am3352(struct cpsw_phy_sel_priv *priv, writel(reg, priv->gmii_sel); } +static void cpsw_gmii_sel_dra7xx(struct cpsw_phy_sel_priv *priv, + phy_interface_t phy_mode, int slave) +{ + u32 reg; + u32 mask; + u32 mode = 0; + + reg = readl(priv->gmii_sel); + + switch (phy_mode) { + case PHY_INTERFACE_MODE_RMII: + mode = AM33XX_GMII_SEL_MODE_RMII; + break; + + case PHY_INTERFACE_MODE_RGMII: + case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_RXID: + case PHY_INTERFACE_MODE_RGMII_TXID: + mode = AM33XX_GMII_SEL_MODE_RGMII; + break; + + case PHY_INTERFACE_MODE_MII: + default: + mode = AM33XX_GMII_SEL_MODE_MII; + break; + }; + + switch (slave) { + case 0: + mask = GMII_SEL_MODE_MASK; + break; + case 1: + mask = GMII_SEL_MODE_MASK << 4; + mode <<= 4; + break; + default: + dev_err(priv->dev, "invalid slave number...\n"); + return; + } + + if (priv->rmii_clock_external) + dev_err(priv->dev, "RMII External clock is not supported\n"); + + reg &= ~mask; + reg |= mode; + + writel(reg, priv->gmii_sel); +} + static struct platform_driver cpsw_phy_sel_driver; static int match(struct device *dev, void *data) { @@ -112,6 +163,14 @@ static const struct of_device_id cpsw_phy_sel_id_table[] = { .compatible = "ti,am3352-cpsw-phy-sel", .data = &cpsw_gmii_sel_am3352, }, + { + .compatible = "ti,dra7xx-cpsw-phy-sel", + .data = &cpsw_gmii_sel_dra7xx, + }, + { + .compatible = "ti,am43xx-cpsw-phy-sel", + .data = &cpsw_gmii_sel_am3352, + }, {} }; MODULE_DEVICE_TABLE(of, cpsw_phy_sel_id_table); @@ -132,6 +191,7 @@ static int cpsw_phy_sel_probe(struct platform_device *pdev) return -ENOMEM; } + priv->dev = &pdev->dev; priv->cpsw_phy_sel = of_id->data; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "gmii-sel"); diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index c331b7ebc81..ff380dac662 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -143,13 +143,13 @@ do { \ u32 i; \ for (i = 0; i < priv->num_irqs; i++) \ enable_irq(priv->irqs_table[i]); \ - } while (0); + } while (0) #define cpsw_disable_irq(priv) \ do { \ u32 i; \ for (i = 0; i < priv->num_irqs; i++) \ disable_irq_nosync(priv->irqs_table[i]); \ - } while (0); + } while (0) #define cpsw_slave_index(priv) \ ((priv->data.dual_emac) ? priv->emac_port : \ @@ -248,20 +248,31 @@ struct cpsw_ss_regs { #define TS_131 (1<<11) /* Time Sync Dest IP Addr 131 enable */ #define TS_130 (1<<10) /* Time Sync Dest IP Addr 130 enable */ #define TS_129 (1<<9) /* Time Sync Dest IP Addr 129 enable */ -#define TS_BIT8 (1<<8) /* ts_ttl_nonzero? */ +#define TS_TTL_NONZERO (1<<8) /* Time Sync Time To Live Non-zero enable */ +#define TS_ANNEX_F_EN (1<<6) /* Time Sync Annex F enable */ #define TS_ANNEX_D_EN (1<<4) /* Time Sync Annex D enable */ #define TS_LTYPE2_EN (1<<3) /* Time Sync LTYPE 2 enable */ #define TS_LTYPE1_EN (1<<2) /* Time Sync LTYPE 1 enable */ #define TS_TX_EN (1<<1) /* Time Sync Transmit Enable */ #define TS_RX_EN (1<<0) /* Time Sync Receive Enable */ -#define CTRL_TS_BITS \ - (TS_320 | TS_319 | TS_132 | TS_131 | TS_130 | TS_129 | TS_BIT8 | \ - TS_ANNEX_D_EN | TS_LTYPE1_EN) +#define CTRL_V2_TS_BITS \ + (TS_320 | TS_319 | TS_132 | TS_131 | TS_130 | TS_129 |\ + TS_TTL_NONZERO | TS_ANNEX_D_EN | TS_LTYPE1_EN) + +#define CTRL_V2_ALL_TS_MASK (CTRL_V2_TS_BITS | TS_TX_EN | TS_RX_EN) +#define CTRL_V2_TX_TS_BITS (CTRL_V2_TS_BITS | TS_TX_EN) +#define CTRL_V2_RX_TS_BITS (CTRL_V2_TS_BITS | TS_RX_EN) + -#define CTRL_ALL_TS_MASK (CTRL_TS_BITS | TS_TX_EN | TS_RX_EN) -#define CTRL_TX_TS_BITS (CTRL_TS_BITS | TS_TX_EN) -#define CTRL_RX_TS_BITS (CTRL_TS_BITS | TS_RX_EN) +#define CTRL_V3_TS_BITS \ + (TS_320 | TS_319 | TS_132 | TS_131 | TS_130 | TS_129 |\ + TS_TTL_NONZERO | TS_ANNEX_F_EN | TS_ANNEX_D_EN |\ + TS_LTYPE1_EN) + +#define CTRL_V3_ALL_TS_MASK (CTRL_V3_TS_BITS | TS_TX_EN | TS_RX_EN) +#define CTRL_V3_TX_TS_BITS (CTRL_V3_TS_BITS | TS_TX_EN) +#define CTRL_V3_RX_TS_BITS (CTRL_V3_TS_BITS | TS_RX_EN) /* Bit definitions for the CPSW2_TS_SEQ_MTYPE register */ #define TS_SEQ_ID_OFFSET_SHIFT (16) /* Time Sync Sequence ID Offset */ @@ -1376,13 +1387,27 @@ static void cpsw_hwtstamp_v2(struct cpsw_priv *priv) slave = &priv->slaves[priv->data.active_slave]; ctrl = slave_read(slave, CPSW2_CONTROL); - ctrl &= ~CTRL_ALL_TS_MASK; + switch (priv->version) { + case CPSW_VERSION_2: + ctrl &= ~CTRL_V2_ALL_TS_MASK; - if (priv->cpts->tx_enable) - ctrl |= CTRL_TX_TS_BITS; + if (priv->cpts->tx_enable) + ctrl |= CTRL_V2_TX_TS_BITS; - if (priv->cpts->rx_enable) - ctrl |= CTRL_RX_TS_BITS; + if (priv->cpts->rx_enable) + ctrl |= CTRL_V2_RX_TS_BITS; + break; + case CPSW_VERSION_3: + default: + ctrl &= ~CTRL_V3_ALL_TS_MASK; + + if (priv->cpts->tx_enable) + ctrl |= CTRL_V3_TX_TS_BITS; + + if (priv->cpts->rx_enable) + ctrl |= CTRL_V3_RX_TS_BITS; + break; + } mtype = (30 << TS_SEQ_ID_OFFSET_SHIFT) | EVENT_MSG_BITS; @@ -1398,7 +1423,8 @@ static int cpsw_hwtstamp_set(struct net_device *dev, struct ifreq *ifr) struct hwtstamp_config cfg; if (priv->version != CPSW_VERSION_1 && - priv->version != CPSW_VERSION_2) + priv->version != CPSW_VERSION_2 && + priv->version != CPSW_VERSION_3) return -EOPNOTSUPP; if (copy_from_user(&cfg, ifr->ifr_data, sizeof(cfg))) @@ -1443,6 +1469,7 @@ static int cpsw_hwtstamp_set(struct net_device *dev, struct ifreq *ifr) cpsw_hwtstamp_v1(priv); break; case CPSW_VERSION_2: + case CPSW_VERSION_3: cpsw_hwtstamp_v2(priv); break; default: @@ -1459,7 +1486,8 @@ static int cpsw_hwtstamp_get(struct net_device *dev, struct ifreq *ifr) struct hwtstamp_config cfg; if (priv->version != CPSW_VERSION_1 && - priv->version != CPSW_VERSION_2) + priv->version != CPSW_VERSION_2 && + priv->version != CPSW_VERSION_3) return -EOPNOTSUPP; cfg.flags = 0; @@ -1780,25 +1808,25 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, return -EINVAL; if (of_property_read_u32(node, "slaves", &prop)) { - pr_err("Missing slaves property in the DT.\n"); + dev_err(&pdev->dev, "Missing slaves property in the DT.\n"); return -EINVAL; } data->slaves = prop; if (of_property_read_u32(node, "active_slave", &prop)) { - pr_err("Missing active_slave property in the DT.\n"); + dev_err(&pdev->dev, "Missing active_slave property in the DT.\n"); return -EINVAL; } data->active_slave = prop; if (of_property_read_u32(node, "cpts_clock_mult", &prop)) { - pr_err("Missing cpts_clock_mult property in the DT.\n"); + dev_err(&pdev->dev, "Missing cpts_clock_mult property in the DT.\n"); return -EINVAL; } data->cpts_clock_mult = prop; if (of_property_read_u32(node, "cpts_clock_shift", &prop)) { - pr_err("Missing cpts_clock_shift property in the DT.\n"); + dev_err(&pdev->dev, "Missing cpts_clock_shift property in the DT.\n"); return -EINVAL; } data->cpts_clock_shift = prop; @@ -1810,31 +1838,31 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, return -ENOMEM; if (of_property_read_u32(node, "cpdma_channels", &prop)) { - pr_err("Missing cpdma_channels property in the DT.\n"); + dev_err(&pdev->dev, "Missing cpdma_channels property in the DT.\n"); return -EINVAL; } data->channels = prop; if (of_property_read_u32(node, "ale_entries", &prop)) { - pr_err("Missing ale_entries property in the DT.\n"); + dev_err(&pdev->dev, "Missing ale_entries property in the DT.\n"); return -EINVAL; } data->ale_entries = prop; if (of_property_read_u32(node, "bd_ram_size", &prop)) { - pr_err("Missing bd_ram_size property in the DT.\n"); + dev_err(&pdev->dev, "Missing bd_ram_size property in the DT.\n"); return -EINVAL; } data->bd_ram_size = prop; if (of_property_read_u32(node, "rx_descs", &prop)) { - pr_err("Missing rx_descs property in the DT.\n"); + dev_err(&pdev->dev, "Missing rx_descs property in the DT.\n"); return -EINVAL; } data->rx_descs = prop; if (of_property_read_u32(node, "mac_control", &prop)) { - pr_err("Missing mac_control property in the DT.\n"); + dev_err(&pdev->dev, "Missing mac_control property in the DT.\n"); return -EINVAL; } data->mac_control = prop; @@ -1848,7 +1876,7 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, ret = of_platform_populate(node, NULL, NULL, &pdev->dev); /* We do not want to force this, as in some cases may not have child */ if (ret) - pr_warn("Doesn't have any child node\n"); + dev_warn(&pdev->dev, "Doesn't have any child node\n"); for_each_child_of_node(node, slave_node) { struct cpsw_slave_data *slave_data = data->slave_data + i; @@ -1865,7 +1893,7 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, parp = of_get_property(slave_node, "phy_id", &lenp); if ((parp == NULL) || (lenp != (sizeof(void *) * 2))) { - pr_err("Missing slave[%d] phy_id property\n", i); + dev_err(&pdev->dev, "Missing slave[%d] phy_id property\n", i); return -EINVAL; } mdio_node = of_find_node_by_phandle(be32_to_cpup(parp)); @@ -1885,18 +1913,18 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, slave_data->phy_if = of_get_phy_mode(slave_node); if (slave_data->phy_if < 0) { - pr_err("Missing or malformed slave[%d] phy-mode property\n", - i); + dev_err(&pdev->dev, "Missing or malformed slave[%d] phy-mode property\n", + i); return slave_data->phy_if; } if (data->dual_emac) { if (of_property_read_u32(slave_node, "dual_emac_res_vlan", &prop)) { - pr_err("Missing dual_emac_res_vlan in DT.\n"); + dev_err(&pdev->dev, "Missing dual_emac_res_vlan in DT.\n"); slave_data->dual_emac_res_vlan = i+1; - pr_err("Using %d as Reserved VLAN for %d slave\n", - slave_data->dual_emac_res_vlan, i); + dev_err(&pdev->dev, "Using %d as Reserved VLAN for %d slave\n", + slave_data->dual_emac_res_vlan, i); } else { slave_data->dual_emac_res_vlan = prop; } @@ -1920,7 +1948,7 @@ static int cpsw_probe_dual_emac(struct platform_device *pdev, ndev = alloc_etherdev(sizeof(struct cpsw_priv)); if (!ndev) { - pr_err("cpsw: error allocating net_device\n"); + dev_err(&pdev->dev, "cpsw: error allocating net_device\n"); return -ENOMEM; } @@ -1936,10 +1964,10 @@ static int cpsw_probe_dual_emac(struct platform_device *pdev, if (is_valid_ether_addr(data->slave_data[1].mac_addr)) { memcpy(priv_sl2->mac_addr, data->slave_data[1].mac_addr, ETH_ALEN); - pr_info("cpsw: Detected MACID = %pM\n", priv_sl2->mac_addr); + dev_info(&pdev->dev, "cpsw: Detected MACID = %pM\n", priv_sl2->mac_addr); } else { random_ether_addr(priv_sl2->mac_addr); - pr_info("cpsw: Random MACID = %pM\n", priv_sl2->mac_addr); + dev_info(&pdev->dev, "cpsw: Random MACID = %pM\n", priv_sl2->mac_addr); } memcpy(ndev->dev_addr, priv_sl2->mac_addr, ETH_ALEN); @@ -1970,14 +1998,14 @@ static int cpsw_probe_dual_emac(struct platform_device *pdev, ndev->features |= NETIF_F_HW_VLAN_CTAG_FILTER; ndev->netdev_ops = &cpsw_netdev_ops; - SET_ETHTOOL_OPS(ndev, &cpsw_ethtool_ops); + ndev->ethtool_ops = &cpsw_ethtool_ops; netif_napi_add(ndev, &priv_sl2->napi, cpsw_poll, CPSW_POLL_WEIGHT); /* register the network device */ SET_NETDEV_DEV(ndev, &pdev->dev); ret = register_netdev(ndev); if (ret) { - pr_err("cpsw: error registering net device\n"); + dev_err(&pdev->dev, "cpsw: error registering net device\n"); free_netdev(ndev); ret = -ENODEV; } @@ -1999,7 +2027,7 @@ static int cpsw_probe(struct platform_device *pdev) ndev = alloc_etherdev(sizeof(struct cpsw_priv)); if (!ndev) { - pr_err("error allocating net_device\n"); + dev_err(&pdev->dev, "error allocating net_device\n"); return -ENOMEM; } @@ -2014,7 +2042,7 @@ static int cpsw_probe(struct platform_device *pdev) priv->cpts = devm_kzalloc(&pdev->dev, sizeof(struct cpts), GFP_KERNEL); priv->irq_enabled = true; if (!priv->cpts) { - pr_err("error allocating cpts\n"); + dev_err(&pdev->dev, "error allocating cpts\n"); goto clean_ndev_ret; } @@ -2027,7 +2055,7 @@ static int cpsw_probe(struct platform_device *pdev) pinctrl_pm_select_default_state(&pdev->dev); if (cpsw_probe_dt(&priv->data, pdev)) { - pr_err("cpsw: platform data missing\n"); + dev_err(&pdev->dev, "cpsw: platform data missing\n"); ret = -ENODEV; goto clean_runtime_disable_ret; } @@ -2035,10 +2063,10 @@ static int cpsw_probe(struct platform_device *pdev) if (is_valid_ether_addr(data->slave_data[0].mac_addr)) { memcpy(priv->mac_addr, data->slave_data[0].mac_addr, ETH_ALEN); - pr_info("Detected MACID = %pM\n", priv->mac_addr); + dev_info(&pdev->dev, "Detected MACID = %pM\n", priv->mac_addr); } else { eth_random_addr(priv->mac_addr); - pr_info("Random MACID = %pM\n", priv->mac_addr); + dev_info(&pdev->dev, "Random MACID = %pM\n", priv->mac_addr); } memcpy(ndev->dev_addr, priv->mac_addr, ETH_ALEN); @@ -2199,7 +2227,7 @@ static int cpsw_probe(struct platform_device *pdev) ndev->features |= NETIF_F_HW_VLAN_CTAG_FILTER; ndev->netdev_ops = &cpsw_netdev_ops; - SET_ETHTOOL_OPS(ndev, &cpsw_ethtool_ops); + ndev->ethtool_ops = &cpsw_ethtool_ops; netif_napi_add(ndev, &priv->napi, cpsw_poll, CPSW_POLL_WEIGHT); /* register the network device */ diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c index 243513980b5..6b56f85951e 100644 --- a/drivers/net/ethernet/ti/cpts.c +++ b/drivers/net/ethernet/ti/cpts.c @@ -236,13 +236,11 @@ static void cpts_overflow_check(struct work_struct *work) schedule_delayed_work(&cpts->overflow_work, CPTS_OVERFLOW_PERIOD); } -#define CPTS_REF_CLOCK_NAME "cpsw_cpts_rft_clk" - -static void cpts_clk_init(struct cpts *cpts) +static void cpts_clk_init(struct device *dev, struct cpts *cpts) { - cpts->refclk = clk_get(NULL, CPTS_REF_CLOCK_NAME); + cpts->refclk = devm_clk_get(dev, "cpts"); if (IS_ERR(cpts->refclk)) { - pr_err("Failed to clk_get %s\n", CPTS_REF_CLOCK_NAME); + dev_err(dev, "Failed to get cpts refclk\n"); cpts->refclk = NULL; return; } @@ -252,7 +250,6 @@ static void cpts_clk_init(struct cpts *cpts) static void cpts_clk_release(struct cpts *cpts) { clk_disable(cpts->refclk); - clk_put(cpts->refclk); } static int cpts_match(struct sk_buff *skb, unsigned int ptp_class, @@ -390,7 +387,7 @@ int cpts_register(struct device *dev, struct cpts *cpts, for (i = 0; i < CPTS_MAX_EVENTS; i++) list_add(&cpts->pool_data[i].list, &cpts->pool); - cpts_clk_init(cpts); + cpts_clk_init(dev, cpts); cpts_write32(cpts, CPTS_EN, control); cpts_write32(cpts, TS_PEND_EN, int_enable); diff --git a/drivers/net/ethernet/ti/davinci_cpdma.c b/drivers/net/ethernet/ti/davinci_cpdma.c index 88ef27067bf..4a000f6dd6f 100644 --- a/drivers/net/ethernet/ti/davinci_cpdma.c +++ b/drivers/net/ethernet/ti/davinci_cpdma.c @@ -158,9 +158,9 @@ cpdma_desc_pool_create(struct device *dev, u32 phys, u32 hw_addr, int bitmap_size; struct cpdma_desc_pool *pool; - pool = kzalloc(sizeof(*pool), GFP_KERNEL); + pool = devm_kzalloc(dev, sizeof(*pool), GFP_KERNEL); if (!pool) - return NULL; + goto fail; spin_lock_init(&pool->lock); @@ -170,7 +170,7 @@ cpdma_desc_pool_create(struct device *dev, u32 phys, u32 hw_addr, pool->num_desc = size / pool->desc_size; bitmap_size = (pool->num_desc / BITS_PER_LONG) * sizeof(long); - pool->bitmap = kzalloc(bitmap_size, GFP_KERNEL); + pool->bitmap = devm_kzalloc(dev, bitmap_size, GFP_KERNEL); if (!pool->bitmap) goto fail; @@ -187,10 +187,7 @@ cpdma_desc_pool_create(struct device *dev, u32 phys, u32 hw_addr, if (pool->iomap) return pool; - fail: - kfree(pool->bitmap); - kfree(pool); return NULL; } @@ -203,7 +200,6 @@ static void cpdma_desc_pool_destroy(struct cpdma_desc_pool *pool) spin_lock_irqsave(&pool->lock, flags); WARN_ON(pool->used_desc); - kfree(pool->bitmap); if (pool->cpumap) { dma_free_coherent(pool->dev, pool->mem_size, pool->cpumap, pool->phys); @@ -211,7 +207,6 @@ static void cpdma_desc_pool_destroy(struct cpdma_desc_pool *pool) iounmap(pool->iomap); } spin_unlock_irqrestore(&pool->lock, flags); - kfree(pool); } static inline dma_addr_t desc_phys(struct cpdma_desc_pool *pool, @@ -276,7 +271,7 @@ struct cpdma_ctlr *cpdma_ctlr_create(struct cpdma_params *params) { struct cpdma_ctlr *ctlr; - ctlr = kzalloc(sizeof(*ctlr), GFP_KERNEL); + ctlr = devm_kzalloc(params->dev, sizeof(*ctlr), GFP_KERNEL); if (!ctlr) return NULL; @@ -290,10 +285,8 @@ struct cpdma_ctlr *cpdma_ctlr_create(struct cpdma_params *params) ctlr->params.desc_hw_addr, ctlr->params.desc_mem_size, ctlr->params.desc_align); - if (!ctlr->pool) { - kfree(ctlr); + if (!ctlr->pool) return NULL; - } if (WARN_ON(ctlr->num_chan > CPDMA_MAX_CHANNELS)) ctlr->num_chan = CPDMA_MAX_CHANNELS; @@ -468,7 +461,6 @@ int cpdma_ctlr_destroy(struct cpdma_ctlr *ctlr) cpdma_desc_pool_destroy(ctlr->pool); spin_unlock_irqrestore(&ctlr->lock, flags); - kfree(ctlr); return ret; } EXPORT_SYMBOL_GPL(cpdma_ctlr_destroy); @@ -507,21 +499,22 @@ struct cpdma_chan *cpdma_chan_create(struct cpdma_ctlr *ctlr, int chan_num, cpdma_handler_fn handler) { struct cpdma_chan *chan; - int ret, offset = (chan_num % CPDMA_MAX_CHANNELS) * 4; + int offset = (chan_num % CPDMA_MAX_CHANNELS) * 4; unsigned long flags; if (__chan_linear(chan_num) >= ctlr->num_chan) return NULL; - ret = -ENOMEM; - chan = kzalloc(sizeof(*chan), GFP_KERNEL); + chan = devm_kzalloc(ctlr->dev, sizeof(*chan), GFP_KERNEL); if (!chan) - goto err_chan_alloc; + return ERR_PTR(-ENOMEM); spin_lock_irqsave(&ctlr->lock, flags); - ret = -EBUSY; - if (ctlr->channels[chan_num]) - goto err_chan_busy; + if (ctlr->channels[chan_num]) { + spin_unlock_irqrestore(&ctlr->lock, flags); + devm_kfree(ctlr->dev, chan); + return ERR_PTR(-EBUSY); + } chan->ctlr = ctlr; chan->state = CPDMA_STATE_IDLE; @@ -551,12 +544,6 @@ struct cpdma_chan *cpdma_chan_create(struct cpdma_ctlr *ctlr, int chan_num, ctlr->channels[chan_num] = chan; spin_unlock_irqrestore(&ctlr->lock, flags); return chan; - -err_chan_busy: - spin_unlock_irqrestore(&ctlr->lock, flags); - kfree(chan); -err_chan_alloc: - return ERR_PTR(ret); } EXPORT_SYMBOL_GPL(cpdma_chan_create); diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c index 8f0e69ce07c..35a139e9a83 100644 --- a/drivers/net/ethernet/ti/davinci_emac.c +++ b/drivers/net/ethernet/ti/davinci_emac.c @@ -1567,7 +1567,6 @@ static int emac_dev_open(struct net_device *ndev) while ((res = platform_get_resource(priv->pdev, IORESOURCE_IRQ, res_num))) { for (irq_num = res->start; irq_num <= res->end; irq_num++) { - dev_err(emac_dev, "Request IRQ %d\n", irq_num); if (request_irq(irq_num, emac_irq, 0, ndev->name, ndev)) { dev_err(emac_dev, @@ -1865,7 +1864,6 @@ static int davinci_emac_probe(struct platform_device *pdev) struct emac_priv *priv; unsigned long hw_ram_addr; struct emac_platform_data *pdata; - struct device *emac_dev; struct cpdma_params dma_params; struct clk *emac_clk; unsigned long emac_bus_frequency; @@ -1911,7 +1909,6 @@ static int davinci_emac_probe(struct platform_device *pdev) priv->coal_intvl = 0; priv->bus_freq_mhz = (u32)(emac_bus_frequency / 1000000); - emac_dev = &ndev->dev; /* Get EMAC platform data */ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); priv->emac_base_phys = res->start + pdata->ctrl_reg_offset; @@ -1930,7 +1927,7 @@ static int davinci_emac_probe(struct platform_device *pdev) hw_ram_addr = (u32 __force)res->start + pdata->ctrl_ram_offset; memset(&dma_params, 0, sizeof(dma_params)); - dma_params.dev = emac_dev; + dma_params.dev = &pdev->dev; dma_params.dmaregs = priv->emac_base; dma_params.rxthresh = priv->emac_base + 0x120; dma_params.rxfree = priv->emac_base + 0x140; @@ -1980,7 +1977,7 @@ static int davinci_emac_probe(struct platform_device *pdev) } ndev->netdev_ops = &emac_netdev_ops; - SET_ETHTOOL_OPS(ndev, ðtool_ops); + ndev->ethtool_ops = ðtool_ops; netif_napi_add(ndev, &priv->napi, emac_poll, EMAC_POLL_WEIGHT); /* register the network device */ @@ -1994,7 +1991,7 @@ static int davinci_emac_probe(struct platform_device *pdev) if (netif_msg_probe(priv)) { - dev_notice(emac_dev, "DaVinci EMAC Probe found device "\ + dev_notice(&pdev->dev, "DaVinci EMAC Probe found device " "(regs: %p, irq: %d)\n", (void *)priv->emac_base_phys, ndev->irq); } diff --git a/drivers/net/ethernet/ti/davinci_mdio.c b/drivers/net/ethernet/ti/davinci_mdio.c index 0cca9dec5d8..735dc53d4b0 100644 --- a/drivers/net/ethernet/ti/davinci_mdio.c +++ b/drivers/net/ethernet/ti/davinci_mdio.c @@ -303,7 +303,7 @@ static int davinci_mdio_probe_dt(struct mdio_platform_data *data, return -EINVAL; if (of_property_read_u32(node, "bus_freq", &prop)) { - pr_err("Missing bus_freq property in the DT.\n"); + dev_err(&pdev->dev, "Missing bus_freq property in the DT.\n"); return -EINVAL; } data->bus_freq = prop; @@ -321,15 +321,14 @@ static int davinci_mdio_probe(struct platform_device *pdev) struct phy_device *phy; int ret, addr; - data = kzalloc(sizeof(*data), GFP_KERNEL); + data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL); if (!data) return -ENOMEM; - data->bus = mdiobus_alloc(); + data->bus = devm_mdiobus_alloc(dev); if (!data->bus) { dev_err(dev, "failed to alloc mii bus\n"); - ret = -ENOMEM; - goto bail_out; + return -ENOMEM; } if (dev->of_node) { @@ -349,12 +348,9 @@ static int davinci_mdio_probe(struct platform_device *pdev) data->bus->parent = dev; data->bus->priv = data; - /* Select default pin state */ - pinctrl_pm_select_default_state(&pdev->dev); - pm_runtime_enable(&pdev->dev); pm_runtime_get_sync(&pdev->dev); - data->clk = clk_get(&pdev->dev, "fck"); + data->clk = devm_clk_get(dev, "fck"); if (IS_ERR(data->clk)) { dev_err(dev, "failed to get device clock\n"); ret = PTR_ERR(data->clk); @@ -367,24 +363,9 @@ static int davinci_mdio_probe(struct platform_device *pdev) spin_lock_init(&data->lock); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(dev, "could not find register map resource\n"); - ret = -ENOENT; - goto bail_out; - } - - res = devm_request_mem_region(dev, res->start, resource_size(res), - dev_name(dev)); - if (!res) { - dev_err(dev, "could not allocate register map resource\n"); - ret = -ENXIO; - goto bail_out; - } - - data->regs = devm_ioremap_nocache(dev, res->start, resource_size(res)); - if (!data->regs) { - dev_err(dev, "could not map mdio registers\n"); - ret = -ENOMEM; + data->regs = devm_ioremap_resource(dev, res); + if (IS_ERR(data->regs)) { + ret = PTR_ERR(data->regs); goto bail_out; } @@ -406,16 +387,9 @@ static int davinci_mdio_probe(struct platform_device *pdev) return 0; bail_out: - if (data->bus) - mdiobus_free(data->bus); - - if (data->clk) - clk_put(data->clk); pm_runtime_put_sync(&pdev->dev); pm_runtime_disable(&pdev->dev); - kfree(data); - return ret; } @@ -423,18 +397,12 @@ static int davinci_mdio_remove(struct platform_device *pdev) { struct davinci_mdio_data *data = platform_get_drvdata(pdev); - if (data->bus) { + if (data->bus) mdiobus_unregister(data->bus); - mdiobus_free(data->bus); - } - if (data->clk) - clk_put(data->clk); pm_runtime_put_sync(&pdev->dev); pm_runtime_disable(&pdev->dev); - kfree(data); - return 0; } |