diff options
| -rw-r--r-- | drivers/net/ethernet/amd/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/amd/xgbe/xgbe-dev.c | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/amd/xgbe/xgbe-main.c | 202 | ||||
| -rw-r--r-- | drivers/net/ethernet/amd/xgbe/xgbe-mdio.c | 19 | ||||
| -rw-r--r-- | drivers/net/ethernet/amd/xgbe/xgbe-ptp.c | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/amd/xgbe/xgbe.h | 18 | ||||
| -rw-r--r-- | drivers/net/phy/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/net/phy/amd-xgbe-phy.c | 128 |
8 files changed, 273 insertions, 106 deletions
diff --git a/drivers/net/ethernet/amd/Kconfig b/drivers/net/ethernet/amd/Kconfig index 7a5e4aa5415e..5d3b5202327c 100644 --- a/drivers/net/ethernet/amd/Kconfig +++ b/drivers/net/ethernet/amd/Kconfig @@ -179,7 +179,7 @@ config SUNLANCE config AMD_XGBE tristate "AMD 10GbE Ethernet driver" - depends on OF_NET && HAS_IOMEM + depends on (OF_NET || ACPI) && HAS_IOMEM select PHYLIB select AMD_XGBE_PHY select BITREVERSE diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c index 950ad2e02dcb..da593c42d183 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c @@ -131,7 +131,7 @@ static unsigned int xgbe_usec_to_riwt(struct xgbe_prv_data *pdata, DBGPR("-->xgbe_usec_to_riwt\n"); - rate = clk_get_rate(pdata->sysclk); + rate = pdata->sysclk_rate; /* * Convert the input usec value to the watchdog timer value. Each @@ -154,7 +154,7 @@ static unsigned int xgbe_riwt_to_usec(struct xgbe_prv_data *pdata, DBGPR("-->xgbe_riwt_to_usec\n"); - rate = clk_get_rate(pdata->sysclk); + rate = pdata->sysclk_rate; /* * Convert the input watchdog timer value to the usec value. Each diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-main.c b/drivers/net/ethernet/amd/xgbe/xgbe-main.c index a50dccd67de7..32dd65137051 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-main.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-main.c @@ -123,7 +123,10 @@ #include <linux/io.h> #include <linux/of.h> #include <linux/of_net.h> +#include <linux/of_address.h> #include <linux/clk.h> +#include <linux/property.h> +#include <linux/acpi.h> #include "xgbe.h" #include "xgbe-common.h" @@ -162,6 +165,96 @@ static void xgbe_init_all_fptrs(struct xgbe_prv_data *pdata) xgbe_init_function_ptrs_desc(&pdata->desc_if); } +#ifdef CONFIG_ACPI +static int xgbe_acpi_support(struct xgbe_prv_data *pdata) +{ + struct acpi_device *adev = pdata->adev; + struct device *dev = pdata->dev; + u32 property; + acpi_handle handle; + acpi_status status; + unsigned long long data; + int cca; + int ret; + + /* Obtain the system clock setting */ + ret = device_property_read_u32(dev, XGBE_ACPI_DMA_FREQ, &property); + if (ret) { + dev_err(dev, "unable to obtain %s property\n", + XGBE_ACPI_DMA_FREQ); + return ret; + } + pdata->sysclk_rate = property; + + /* Obtain the PTP clock setting */ + ret = device_property_read_u32(dev, XGBE_ACPI_PTP_FREQ, &property); + if (ret) { + dev_err(dev, "unable to obtain %s property\n", + XGBE_ACPI_PTP_FREQ); + return ret; + } + pdata->ptpclk_rate = property; + + /* Retrieve the device cache coherency value */ + handle = adev->handle; + do { + status = acpi_evaluate_integer(handle, "_CCA", NULL, &data); + if (!ACPI_FAILURE(status)) { + cca = data; + break; + } + + status = acpi_get_parent(handle, &handle); + } while (!ACPI_FAILURE(status)); + + if (ACPI_FAILURE(status)) { + dev_err(dev, "error obtaining acpi coherency value\n"); + return -EINVAL; + } + pdata->coherent = !!cca; + + return 0; +} +#else /* CONFIG_ACPI */ +static int xgbe_acpi_support(struct xgbe_prv_data *pdata) +{ + return -EINVAL; +} +#endif /* CONFIG_ACPI */ + +#ifdef CONFIG_OF +static int xgbe_of_support(struct xgbe_prv_data *pdata) +{ + struct device *dev = pdata->dev; + + /* Obtain the system clock setting */ + pdata->sysclk = devm_clk_get(dev, XGBE_DMA_CLOCK); + if (IS_ERR(pdata->sysclk)) { + dev_err(dev, "dma devm_clk_get failed\n"); + return PTR_ERR(pdata->sysclk); + } + pdata->sysclk_rate = clk_get_rate(pdata->sysclk); + + /* Obtain the PTP clock setting */ + pdata->ptpclk = devm_clk_get(dev, XGBE_PTP_CLOCK); + if (IS_ERR(pdata->ptpclk)) { + dev_err(dev, "ptp devm_clk_get failed\n"); + return PTR_ERR(pdata->ptpclk); + } + pdata->ptpclk_rate = clk_get_rate(pdata->ptpclk); + + /* Retrieve the device cache coherency value */ + pdata->coherent = of_dma_is_coherent(dev->of_node); + + return 0; +} +#else /* CONFIG_OF */ +static int xgbe_of_support(struct xgbe_prv_data *pdata) +{ + return -EINVAL; +} +#endif /*CONFIG_OF */ + static int xgbe_probe(struct platform_device *pdev) { struct xgbe_prv_data *pdata; @@ -170,7 +263,7 @@ static int xgbe_probe(struct platform_device *pdev) struct net_device *netdev; struct device *dev = &pdev->dev; struct resource *res; - const u8 *mac_addr; + const char *phy_mode; unsigned int i; int ret; @@ -187,6 +280,7 @@ static int xgbe_probe(struct platform_device *pdev) pdata = netdev_priv(netdev); pdata->netdev = netdev; pdata->pdev = pdev; + pdata->adev = ACPI_COMPANION(dev); pdata->dev = dev; platform_set_drvdata(pdev, netdev); @@ -195,6 +289,9 @@ static int xgbe_probe(struct platform_device *pdev) mutex_init(&pdata->rss_mutex); spin_lock_init(&pdata->tstamp_lock); + /* Check if we should use ACPI or DT */ + pdata->use_acpi = (!pdata->adev || acpi_disabled) ? 0 : 1; + /* Set and validate the number of descriptors for a ring */ BUILD_BUG_ON_NOT_POWER_OF_2(XGBE_TX_DESC_CNT); pdata->tx_desc_count = XGBE_TX_DESC_CNT; @@ -213,22 +310,6 @@ static int xgbe_probe(struct platform_device *pdev) goto err_io; } - /* Obtain the system clock setting */ - pdata->sysclk = devm_clk_get(dev, XGBE_DMA_CLOCK); - if (IS_ERR(pdata->sysclk)) { - dev_err(dev, "dma devm_clk_get failed\n"); - ret = PTR_ERR(pdata->sysclk); - goto err_io; - } - - /* Obtain the PTP clock setting */ - pdata->ptpclk = devm_clk_get(dev, XGBE_PTP_CLOCK); - if (IS_ERR(pdata->ptpclk)) { - dev_err(dev, "ptp devm_clk_get failed\n"); - ret = PTR_ERR(pdata->ptpclk); - goto err_io; - } - /* Obtain the mmio areas for the device */ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); pdata->xgmac_regs = devm_ioremap_resource(dev, res); @@ -248,16 +329,42 @@ static int xgbe_probe(struct platform_device *pdev) } DBGPR(" xpcs_regs = %p\n", pdata->xpcs_regs); - /* Set the DMA mask */ - if (!dev->dma_mask) - dev->dma_mask = &dev->coherent_dma_mask; - ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(40)); - if (ret) { - dev_err(dev, "dma_set_mask_and_coherent failed\n"); + /* Retrieve the MAC address */ + ret = device_property_read_u8_array(dev, XGBE_MAC_ADDR_PROPERTY, + pdata->mac_addr, + sizeof(pdata->mac_addr)); + if (ret || !is_valid_ether_addr(pdata->mac_addr)) { + dev_err(dev, "invalid %s property\n", XGBE_MAC_ADDR_PROPERTY); + if (!ret) + ret = -EINVAL; goto err_io; } - if (of_property_read_bool(dev->of_node, "dma-coherent")) { + /* Retrieve the PHY mode - it must be "xgmii" */ + ret = device_property_read_string(dev, XGBE_PHY_MODE_PROPERTY, + &phy_mode); + if (ret || strcmp(phy_mode, phy_modes(PHY_INTERFACE_MODE_XGMII))) { + dev_err(dev, "invalid %s property\n", XGBE_PHY_MODE_PROPERTY); + if (!ret) + ret = -EINVAL; + goto err_io; + } + pdata->phy_mode = PHY_INTERFACE_MODE_XGMII; + + /* Check for per channel interrupt support */ + if (device_property_present(dev, XGBE_DMA_IRQS_PROPERTY)) + pdata->per_channel_irq = 1; + + /* Obtain device settings unique to ACPI/OF */ + if (pdata->use_acpi) + ret = xgbe_acpi_support(pdata); + else + ret = xgbe_of_support(pdata); + if (ret) + goto err_io; + + /* Set the DMA coherency values */ + if (pdata->coherent) { pdata->axdomain = XGBE_DMA_OS_AXDOMAIN; pdata->arcache = XGBE_DMA_OS_ARCACHE; pdata->awcache = XGBE_DMA_OS_AWCACHE; @@ -267,10 +374,16 @@ static int xgbe_probe(struct platform_device *pdev) pdata->awcache = XGBE_DMA_SYS_AWCACHE; } - /* Check for per channel interrupt support */ - if (of_property_read_bool(dev->of_node, XGBE_DMA_IRQS)) - pdata->per_channel_irq = 1; + /* Set the DMA mask */ + if (!dev->dma_mask) + dev->dma_mask = &dev->coherent_dma_mask; + ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(40)); + if (ret) { + dev_err(dev, "dma_set_mask_and_coherent failed\n"); + goto err_io; + } + /* Get the device interrupt */ ret = platform_get_irq(pdev, 0); if (ret < 0) { dev_err(dev, "platform_get_irq 0 failed\n"); @@ -280,6 +393,7 @@ static int xgbe_probe(struct platform_device *pdev) netdev->irq = pdata->dev_irq; netdev->base_addr = (unsigned long)pdata->xgmac_regs; + memcpy(netdev->dev_addr, pdata->mac_addr, netdev->addr_len); /* Set all the function pointers */ xgbe_init_all_fptrs(pdata); @@ -292,23 +406,6 @@ static int xgbe_probe(struct platform_device *pdev) /* Populate the hardware features */ xgbe_get_all_hw_features(pdata); - /* Retrieve the MAC address */ - mac_addr = of_get_mac_address(dev->of_node); - if (!mac_addr) { - dev_err(dev, "invalid mac address for this device\n"); - ret = -EINVAL; - goto err_io; - } - memcpy(netdev->dev_addr, mac_addr, netdev->addr_len); - - /* Retrieve the PHY mode - it must be "xgmii" */ - pdata->phy_mode = of_get_phy_mode(dev->of_node); - if (pdata->phy_mode != PHY_INTERFACE_MODE_XGMII) { - dev_err(dev, "invalid phy-mode specified for this device\n"); - ret = -EINVAL; - goto err_io; - } - /* Set default configuration data */ xgbe_default_config(pdata); @@ -492,18 +589,35 @@ static int xgbe_resume(struct device *dev) } #endif /* CONFIG_PM */ +#ifdef CONFIG_ACPI +static const struct acpi_device_id xgbe_acpi_match[] = { + { "AMDI8001", 0 }, + {}, +}; + +MODULE_DEVICE_TABLE(acpi, xgbe_acpi_match); +#endif + +#ifdef CONFIG_OF static const struct of_device_id xgbe_of_match[] = { { .compatible = "amd,xgbe-seattle-v1a", }, {}, }; MODULE_DEVICE_TABLE(of, xgbe_of_match); +#endif + static SIMPLE_DEV_PM_OPS(xgbe_pm_ops, xgbe_suspend, xgbe_resume); static struct platform_driver xgbe_driver = { .driver = { .name = "amd-xgbe", +#ifdef CONFIG_ACPI + .acpi_match_table = xgbe_acpi_match, +#endif +#ifdef CONFIG_OF .of_match_table = xgbe_of_match, +#endif .pm = &xgbe_pm_ops, }, .probe = xgbe_probe, diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c index 41e29e2a65b0..59e267f3f1b7 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c @@ -205,25 +205,16 @@ void xgbe_dump_phy_registers(struct xgbe_prv_data *pdata) int xgbe_mdio_register(struct xgbe_prv_data *pdata) { - struct device_node *phy_node; struct mii_bus *mii; struct phy_device *phydev; int ret = 0; DBGPR("-->xgbe_mdio_register\n"); - /* Retrieve the phy-handle */ - phy_node = of_parse_phandle(pdata->dev->of_node, "phy-handle", 0); - if (!phy_node) { - dev_err(pdata->dev, "unable to parse phy-handle\n"); - return -EINVAL; - } - mii = mdiobus_alloc(); if (!mii) { dev_err(pdata->dev, "mdiobus_alloc failed\n"); - ret = -ENOMEM; - goto err_node_get; + return -ENOMEM; } /* Register on the MDIO bus (don't probe any PHYs) */ @@ -252,12 +243,9 @@ int xgbe_mdio_register(struct xgbe_prv_data *pdata) request_module(MDIO_MODULE_PREFIX MDIO_ID_FMT, MDIO_ID_ARGS(phydev->c45_ids.device_ids[MDIO_MMD_PCS])); - of_node_get(phy_node); - phydev->dev.of_node = phy_node; ret = phy_device_register(phydev); if (ret) { dev_err(pdata->dev, "phy_device_register failed\n"); - of_node_put(phy_node); goto err_phy_device; } if (!phydev->dev.driver) { @@ -287,8 +275,6 @@ int xgbe_mdio_register(struct xgbe_prv_data *pdata) pdata->phydev = phydev; - of_node_put(phy_node); - DBGPHY_REGS(pdata); DBGPR("<--xgbe_mdio_register\n"); @@ -304,9 +290,6 @@ err_mdiobus_register: err_mdiobus_alloc: mdiobus_free(mii); -err_node_get: - of_node_put(phy_node); - return ret; } diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-ptp.c b/drivers/net/ethernet/amd/xgbe/xgbe-ptp.c index f5acf4cc69bd..f326178ef376 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-ptp.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-ptp.c @@ -233,7 +233,7 @@ void xgbe_ptp_register(struct xgbe_prv_data *pdata) snprintf(info->name, sizeof(info->name), "%s", netdev_name(pdata->netdev)); info->owner = THIS_MODULE; - info->max_adj = clk_get_rate(pdata->ptpclk); + info->max_adj = pdata->ptpclk_rate; info->adjfreq = xgbe_adjfreq; info->adjtime = xgbe_adjtime; info->gettime = xgbe_gettime; @@ -254,7 +254,7 @@ void xgbe_ptp_register(struct xgbe_prv_data *pdata) */ dividend = 50000000; dividend <<= 32; - pdata->tstamp_addend = div_u64(dividend, clk_get_rate(pdata->ptpclk)); + pdata->tstamp_addend = div_u64(dividend, pdata->ptpclk_rate); /* Setup the timecounter */ cc->read = xgbe_cc_read; diff --git a/drivers/net/ethernet/amd/xgbe/xgbe.h b/drivers/net/ethernet/amd/xgbe/xgbe.h index e6ee64e1d6ec..13e8f95c077c 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe.h +++ b/drivers/net/ethernet/amd/xgbe/xgbe.h @@ -182,10 +182,18 @@ #define XGBE_PHY_NAME "amd_xgbe_phy" #define XGBE_PRTAD 0 +/* Common property names */ +#define XGBE_MAC_ADDR_PROPERTY "mac-address" +#define XGBE_PHY_MODE_PROPERTY "phy-mode" +#define XGBE_DMA_IRQS_PROPERTY "amd,per-channel-interrupt" + /* Device-tree clock names */ #define XGBE_DMA_CLOCK "dma_clk" #define XGBE_PTP_CLOCK "ptp_clk" -#define XGBE_DMA_IRQS "amd,per-channel-interrupt" + +/* ACPI property names */ +#define XGBE_ACPI_DMA_FREQ "amd,dma-freq" +#define XGBE_ACPI_PTP_FREQ "amd,ptp-freq" /* Timestamp support - values based on 50MHz PTP clock * 50MHz => 20 nsec @@ -645,8 +653,12 @@ struct xgbe_hw_features { struct xgbe_prv_data { struct net_device *netdev; struct platform_device *pdev; + struct acpi_device *adev; struct device *dev; + /* ACPI or DT flag */ + unsigned int use_acpi; + /* XGMAC/XPCS related mmio registers */ void __iomem *xgmac_regs; /* XGMAC CSRs */ void __iomem *xpcs_regs; /* XPCS MMD registers */ @@ -667,6 +679,7 @@ struct xgbe_prv_data { struct xgbe_desc_if desc_if; /* AXI DMA settings */ + unsigned int coherent; unsigned int axdomain; unsigned int arcache; unsigned int awcache; @@ -734,6 +747,7 @@ struct xgbe_prv_data { unsigned int phy_rx_pause; /* Netdev related settings */ + unsigned char mac_addr[ETH_ALEN]; netdev_features_t netdev_features; struct napi_struct napi; struct xgbe_mmc_stats mmc_stats; @@ -743,7 +757,9 @@ struct xgbe_prv_data { /* Device clocks */ struct clk *sysclk; + unsigned long sysclk_rate; struct clk *ptpclk; + unsigned long ptpclk_rate; /* Timestamp support */ spinlock_t tstamp_lock; diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig index a3c251b79f38..16adbc481772 100644 --- a/drivers/net/phy/Kconfig +++ b/drivers/net/phy/Kconfig @@ -26,7 +26,7 @@ config AMD_PHY config AMD_XGBE_PHY tristate "Driver for the AMD 10GbE (amd-xgbe) PHYs" - depends on OF && HAS_IOMEM + depends on (OF || ACPI) && HAS_IOMEM ---help--- Currently supports the AMD 10GbE PHY diff --git a/drivers/net/phy/amd-xgbe-phy.c b/drivers/net/phy/amd-xgbe-phy.c index e2074c75891c..2f2107436738 100644 --- a/drivers/net/phy/amd-xgbe-phy.c +++ b/drivers/net/phy/amd-xgbe-phy.c @@ -76,6 +76,8 @@ #include <linux/of_device.h> #include <linux/uaccess.h> #include <linux/bitops.h> +#include <linux/property.h> +#include <linux/acpi.h> MODULE_AUTHOR("Tom Lendacky <thomas.lendacky@amd.com>"); MODULE_LICENSE("Dual BSD/GPL"); @@ -323,12 +325,13 @@ enum amd_xgbe_phy_mode { }; enum amd_xgbe_phy_speedset { - AMD_XGBE_PHY_SPEEDSET_1000_10000, + AMD_XGBE_PHY_SPEEDSET_1000_10000 = 0, AMD_XGBE_PHY_SPEEDSET_2500_10000, }; struct amd_xgbe_phy_priv { struct platform_device *pdev; + struct acpi_device *adev; struct device *dev; struct phy_device *phydev; @@ -1420,46 +1423,94 @@ static int amd_xgbe_phy_resume(struct phy_device *phydev) return 0; } +static unsigned int amd_xgbe_phy_resource_count(struct platform_device *pdev, + unsigned int type) +{ + unsigned int count; + int i; + + for (i = 0, count = 0; i < pdev->num_resources; i++) { + struct resource *r = &pdev->resource[i]; + + if (type == resource_type(r)) + count++; + } + + return count; +} + static int amd_xgbe_phy_probe(struct phy_device *phydev) { struct amd_xgbe_phy_priv *priv; - struct platform_device *pdev; - struct device *dev; - const __be32 *property; - unsigned int speed_set; + struct platform_device *phy_pdev; + struct device *dev, *phy_dev; + unsigned int phy_resnum, phy_irqnum; int ret; - if (!phydev->dev.of_node) + if (!phydev->bus || !phydev->bus->parent) return -EINVAL; - pdev = of_find_device_by_node(phydev->dev.of_node); - if (!pdev) - return -EINVAL; - dev = &pdev->dev; + dev = phydev->bus->parent; priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); - if (!priv) { - ret = -ENOMEM; - goto err_pdev; - } + if (!priv) + return -ENOMEM; - priv->pdev = pdev; + priv->pdev = to_platform_device(dev); + priv->adev = ACPI_COMPANION(dev); priv->dev = dev; priv->phydev = phydev; mutex_init(&priv->an_mutex); INIT_WORK(&priv->an_irq_work, amd_xgbe_an_irq_work); INIT_WORK(&priv->an_work, amd_xgbe_an_state_machine); + if (!priv->adev || acpi_disabled) { + struct device_node *bus_node; + struct device_node *phy_node; + + bus_node = priv->dev->of_node; + phy_node = of_parse_phandle(bus_node, "phy-handle", 0); + if (!phy_node) { + dev_err(dev, "unable to parse phy-handle\n"); + ret = -EINVAL; + goto err_priv; + } + + phy_pdev = of_find_device_by_node(phy_node); + of_node_put(phy_node); + + if (!phy_pdev) { + dev_err(dev, "unable to obtain phy device\n"); + ret = -EINVAL; + goto err_priv; + } + + phy_resnum = 0; + phy_irqnum = 0; + } else { + /* In ACPI, the XGBE and PHY resources are the grouped + * together with the PHY resources at the end + */ + phy_pdev = priv->pdev; + phy_resnum = amd_xgbe_phy_resource_count(phy_pdev, + IORESOURCE_MEM) - 3; + phy_irqnum = amd_xgbe_phy_resource_count(phy_pdev, + IORESOURCE_IRQ) - 1; + } + phy_dev = &phy_pdev->dev; + /* Get the device mmio areas */ - priv->rxtx_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + priv->rxtx_res = platform_get_resource(phy_pdev, IORESOURCE_MEM, + phy_resnum++); priv->rxtx_regs = devm_ioremap_resource(dev, priv->rxtx_res); if (IS_ERR(priv->rxtx_regs)) { dev_err(dev, "rxtx ioremap failed\n"); ret = PTR_ERR(priv->rxtx_regs); - goto err_priv; + goto err_put; } - priv->sir0_res = platform_get_resource(pdev, IORESOURCE_MEM, 1); + priv->sir0_res = platform_get_resource(phy_pdev, IORESOURCE_MEM, + phy_resnum++); priv->sir0_regs = devm_ioremap_resource(dev, priv->sir0_res); if (IS_ERR(priv->sir0_regs)) { dev_err(dev, "sir0 ioremap failed\n"); @@ -1467,7 +1518,8 @@ static int amd_xgbe_phy_probe(struct phy_device *phydev) goto err_rxtx; } - priv->sir1_res = platform_get_resource(pdev, IORESOURCE_MEM, 2); + priv->sir1_res = platform_get_resource(phy_pdev, IORESOURCE_MEM, + phy_resnum++); priv->sir1_regs = devm_ioremap_resource(dev, priv->sir1_res); if (IS_ERR(priv->sir1_regs)) { dev_err(dev, "sir1 ioremap failed\n"); @@ -1476,7 +1528,7 @@ static int amd_xgbe_phy_probe(struct phy_device *phydev) } /* Get the auto-negotiation interrupt */ - ret = platform_get_irq(pdev, 0); + ret = platform_get_irq(phy_pdev, phy_irqnum); if (ret < 0) { dev_err(dev, "platform_get_irq failed\n"); goto err_sir1; @@ -1484,28 +1536,29 @@ static int amd_xgbe_phy_probe(struct phy_device *phydev) priv->an_irq = ret; /* Get the device speed set property */ - speed_set = 0; - property = of_get_property(dev->of_node, XGBE_PHY_SPEEDSET_PROPERTY, - NULL); - if (property) - speed_set = be32_to_cpu(*property); - - switch (speed_set) { - case 0: - priv->speed_set = AMD_XGBE_PHY_SPEEDSET_1000_10000; - break; - case 1: - priv->speed_set = AMD_XGBE_PHY_SPEEDSET_2500_10000; + ret = device_property_read_u32(phy_dev, XGBE_PHY_SPEEDSET_PROPERTY, + &priv->speed_set); + if (ret) { + dev_err(dev, "invalid %s property\n", + XGBE_PHY_SPEEDSET_PROPERTY); + goto err_sir1; + } + + switch (priv->speed_set) { + case AMD_XGBE_PHY_SPEEDSET_1000_10000: + case AMD_XGBE_PHY_SPEEDSET_2500_10000: break; default: - dev_err(dev, "invalid amd,speed-set property\n"); + dev_err(dev, "invalid %s property\n", + XGBE_PHY_SPEEDSET_PROPERTY); ret = -EINVAL; goto err_sir1; } phydev->priv = priv; - of_dev_put(pdev); + if (!priv->adev || acpi_disabled) + platform_device_put(phy_pdev); return 0; @@ -1524,12 +1577,13 @@ err_rxtx: devm_release_mem_region(dev, priv->rxtx_res->start, resource_size(priv->rxtx_res)); +err_put: + if (!priv->adev || acpi_disabled) + platform_device_put(phy_pdev); + err_priv: devm_kfree(dev, priv); -err_pdev: - of_dev_put(pdev); - return ret; } |