diff options
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac')
17 files changed, 389 insertions, 208 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/Kconfig b/drivers/net/ethernet/stmicro/stmmac/Kconfig index 4ec61f1ee7..05cc07b8f4 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Kconfig +++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig @@ -142,6 +142,18 @@ config DWMAC_ROCKCHIP This selects the Rockchip RK3288 SoC glue layer support for the stmmac device driver. +config DWMAC_RZN1 + tristate "Renesas RZ/N1 dwmac support" + default ARCH_RZN1 + depends on OF && (ARCH_RZN1 || COMPILE_TEST) + select PCS_RZN1_MIIC + help + Support for Ethernet controller on Renesas RZ/N1 SoC family. + + This selects the Renesas RZ/N1 SoC glue layer support for + the stmmac device driver. This support can make use of a custom MII + converter PCS device. + config DWMAC_SOCFPGA tristate "SOCFPGA dwmac support" default ARCH_INTEL_SOCFPGA diff --git a/drivers/net/ethernet/stmicro/stmmac/Makefile b/drivers/net/ethernet/stmicro/stmmac/Makefile index 26cad43447..c2f0e91f6b 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Makefile +++ b/drivers/net/ethernet/stmicro/stmmac/Makefile @@ -21,6 +21,7 @@ obj-$(CONFIG_DWMAC_MEDIATEK) += dwmac-mediatek.o obj-$(CONFIG_DWMAC_MESON) += dwmac-meson.o dwmac-meson8b.o obj-$(CONFIG_DWMAC_QCOM_ETHQOS) += dwmac-qcom-ethqos.o obj-$(CONFIG_DWMAC_ROCKCHIP) += dwmac-rk.o +obj-$(CONFIG_DWMAC_RZN1) += dwmac-rzn1.o obj-$(CONFIG_DWMAC_SOCFPGA) += dwmac-altr-socfpga.o obj-$(CONFIG_DWMAC_STARFIVE) += dwmac-starfive.o obj-$(CONFIG_DWMAC_STI) += dwmac-sti.o diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index 3b7d4ac1e7..9cd62b2110 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -594,7 +594,7 @@ struct mac_device_info { const struct stmmac_mmc_ops *mmc; const struct stmmac_est_ops *est; struct dw_xpcs *xpcs; - struct phylink_pcs *lynx_pcs; /* Lynx external PCS */ + struct phylink_pcs *phylink_pcs; struct mii_regs mii; /* MII register Addresses */ struct mac_link link; void __iomem *pcsr; /* vpointer to device CSRs */ diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c index 281687d708..4ba15873d5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c @@ -171,6 +171,9 @@ static int ipq806x_gmac_set_speed(struct ipq806x_gmac *gmac, unsigned int speed) switch (gmac->phy_mode) { case PHY_INTERFACE_MODE_RGMII: + case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_RXID: + case PHY_INTERFACE_MODE_RGMII_TXID: div = get_clk_div_rgmii(gmac, speed); clk_bits = NSS_COMMON_CLK_GATE_RGMII_RX_EN(gmac->id) | NSS_COMMON_CLK_GATE_RGMII_TX_EN(gmac->id); @@ -410,6 +413,9 @@ static int ipq806x_gmac_probe(struct platform_device *pdev) val |= NSS_COMMON_GMAC_CTL_CSYS_REQ; switch (gmac->phy_mode) { case PHY_INTERFACE_MODE_RGMII: + case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_RXID: + case PHY_INTERFACE_MODE_RGMII_TXID: val |= NSS_COMMON_GMAC_CTL_PHY_IFACE_SEL; break; case PHY_INTERFACE_MODE_SGMII: @@ -425,6 +431,9 @@ static int ipq806x_gmac_probe(struct platform_device *pdev) val &= ~(1 << NSS_COMMON_CLK_SRC_CTRL_OFFSET(gmac->id)); switch (gmac->phy_mode) { case PHY_INTERFACE_MODE_RGMII: + case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_RXID: + case PHY_INTERFACE_MODE_RGMII_TXID: val |= NSS_COMMON_CLK_SRC_CTRL_RGMII(gmac->id) << NSS_COMMON_CLK_SRC_CTRL_OFFSET(gmac->id); break; @@ -442,6 +451,9 @@ static int ipq806x_gmac_probe(struct platform_device *pdev) val |= NSS_COMMON_CLK_GATE_PTP_EN(gmac->id); switch (gmac->phy_mode) { case PHY_INTERFACE_MODE_RGMII: + case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_RXID: + case PHY_INTERFACE_MODE_RGMII_TXID: val |= NSS_COMMON_CLK_GATE_RGMII_RX_EN(gmac->id) | NSS_COMMON_CLK_GATE_RGMII_TX_EN(gmac->id); break; diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c index e254b21fdb..3a7f3a8b06 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c @@ -21,6 +21,7 @@ #define RGMII_IO_MACRO_CONFIG2 0x1C #define RGMII_IO_MACRO_DEBUG1 0x20 #define EMAC_SYSTEM_LOW_POWER_DEBUG 0x28 +#define EMAC_WRAPPER_SGMII_PHY_CNTRL1 0xf4 /* RGMII_IO_MACRO_CONFIG fields */ #define RGMII_CONFIG_FUNC_CLK_EN BIT(30) @@ -79,6 +80,9 @@ #define ETHQOS_MAC_CTRL_SPEED_MODE BIT(14) #define ETHQOS_MAC_CTRL_PORT_SEL BIT(15) +/* EMAC_WRAPPER_SGMII_PHY_CNTRL1 bits */ +#define SGMII_PHY_CNTRL1_SGMII_TX_TO_RX_LOOPBACK_EN BIT(3) + #define SGMII_10M_RX_CLK_DVDR 0x31 struct ethqos_emac_por { @@ -93,7 +97,9 @@ struct ethqos_emac_driver_data { bool has_emac_ge_3; const char *link_clk_name; bool has_integrated_pcs; + u32 dma_addr_width; struct dwmac4_addrs dwmac4_addrs; + bool needs_sgmii_loopback; }; struct qcom_ethqos { @@ -113,6 +119,7 @@ struct qcom_ethqos { unsigned int num_por; bool rgmii_config_loopback_en; bool has_emac_ge_3; + bool needs_sgmii_loopback; }; static int rgmii_readl(struct qcom_ethqos *ethqos, unsigned int offset) @@ -190,8 +197,22 @@ ethqos_update_link_clk(struct qcom_ethqos *ethqos, unsigned int speed) clk_set_rate(ethqos->link_clk, ethqos->link_clk_rate); } +static void +qcom_ethqos_set_sgmii_loopback(struct qcom_ethqos *ethqos, bool enable) +{ + if (!ethqos->needs_sgmii_loopback || + ethqos->phy_mode != PHY_INTERFACE_MODE_2500BASEX) + return; + + rgmii_updatel(ethqos, + SGMII_PHY_CNTRL1_SGMII_TX_TO_RX_LOOPBACK_EN, + enable ? SGMII_PHY_CNTRL1_SGMII_TX_TO_RX_LOOPBACK_EN : 0, + EMAC_WRAPPER_SGMII_PHY_CNTRL1); +} + static void ethqos_set_func_clk_en(struct qcom_ethqos *ethqos) { + qcom_ethqos_set_sgmii_loopback(ethqos, true); rgmii_updatel(ethqos, RGMII_CONFIG_FUNC_CLK_EN, RGMII_CONFIG_FUNC_CLK_EN, RGMII_IO_MACRO_CONFIG); } @@ -271,11 +292,13 @@ static const struct ethqos_emac_por emac_v4_0_0_por[] = { static const struct ethqos_emac_driver_data emac_v4_0_0_data = { .por = emac_v4_0_0_por, - .num_por = ARRAY_SIZE(emac_v3_0_0_por), + .num_por = ARRAY_SIZE(emac_v4_0_0_por), .rgmii_config_loopback_en = false, .has_emac_ge_3 = true, .link_clk_name = "phyaux", .has_integrated_pcs = true, + .needs_sgmii_loopback = true, + .dma_addr_width = 36, .dwmac4_addrs = { .dma_chan = 0x00008100, .dma_chan_offset = 0x1000, @@ -672,6 +695,7 @@ static void ethqos_fix_mac_speed(void *priv, unsigned int speed, unsigned int mo { struct qcom_ethqos *ethqos = priv; + qcom_ethqos_set_sgmii_loopback(ethqos, false); ethqos->speed = speed; ethqos_update_link_clk(ethqos, speed); ethqos_configure(ethqos); @@ -807,6 +831,7 @@ static int qcom_ethqos_probe(struct platform_device *pdev) ethqos->num_por = data->num_por; ethqos->rgmii_config_loopback_en = data->rgmii_config_loopback_en; ethqos->has_emac_ge_3 = data->has_emac_ge_3; + ethqos->needs_sgmii_loopback = data->needs_sgmii_loopback; ethqos->link_clk = devm_clk_get(dev, data->link_clk_name ?: "rgmii"); if (IS_ERR(ethqos->link_clk)) @@ -845,6 +870,8 @@ static int qcom_ethqos_probe(struct platform_device *pdev) plat_dat->flags |= STMMAC_FLAG_RX_CLK_RUNS_IN_LPI; if (data->has_integrated_pcs) plat_dat->flags |= STMMAC_FLAG_HAS_INTEGRATED_PCS; + if (data->dma_addr_width) + plat_dat->host_dma_width = data->dma_addr_width; if (ethqos->serdes_phy) { plat_dat->serdes_powerup = qcom_ethqos_serdes_powerup; diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c index 382e8de125..7ae04d8d29 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c @@ -12,10 +12,8 @@ #include <linux/clk.h> #include <linux/phy.h> #include <linux/of_net.h> -#include <linux/gpio.h> #include <linux/module.h> #include <linux/of.h> -#include <linux/of_gpio.h> #include <linux/platform_device.h> #include <linux/regulator/consumer.h> #include <linux/delay.h> diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c new file mode 100644 index 0000000000..848cf3c01f --- /dev/null +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c @@ -0,0 +1,86 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2024 Schneider-Electric + * + * Clément Léger <clement.leger@bootlin.com> + */ + +#include <linux/of.h> +#include <linux/pcs-rzn1-miic.h> +#include <linux/phylink.h> +#include <linux/platform_device.h> + +#include "stmmac_platform.h" +#include "stmmac.h" + +static int rzn1_dwmac_pcs_init(struct stmmac_priv *priv) +{ + struct device_node *np = priv->device->of_node; + struct device_node *pcs_node; + struct phylink_pcs *pcs; + + pcs_node = of_parse_phandle(np, "pcs-handle", 0); + + if (pcs_node) { + pcs = miic_create(priv->device, pcs_node); + of_node_put(pcs_node); + if (IS_ERR(pcs)) + return PTR_ERR(pcs); + + priv->hw->phylink_pcs = pcs; + } + + return 0; +} + +static void rzn1_dwmac_pcs_exit(struct stmmac_priv *priv) +{ + if (priv->hw->phylink_pcs) + miic_destroy(priv->hw->phylink_pcs); +} + +static int rzn1_dwmac_probe(struct platform_device *pdev) +{ + struct plat_stmmacenet_data *plat_dat; + struct stmmac_resources stmmac_res; + struct device *dev = &pdev->dev; + int ret; + + ret = stmmac_get_platform_resources(pdev, &stmmac_res); + if (ret) + return ret; + + plat_dat = devm_stmmac_probe_config_dt(pdev, stmmac_res.mac); + if (IS_ERR(plat_dat)) + return PTR_ERR(plat_dat); + + plat_dat->bsp_priv = plat_dat; + plat_dat->pcs_init = rzn1_dwmac_pcs_init; + plat_dat->pcs_exit = rzn1_dwmac_pcs_exit; + + ret = stmmac_dvr_probe(dev, plat_dat, &stmmac_res); + if (ret) + return ret; + + return 0; +} + +static const struct of_device_id rzn1_dwmac_match[] = { + { .compatible = "renesas,rzn1-gmac" }, + { } +}; +MODULE_DEVICE_TABLE(of, rzn1_dwmac_match); + +static struct platform_driver rzn1_dwmac_driver = { + .probe = rzn1_dwmac_probe, + .remove_new = stmmac_pltfr_remove, + .driver = { + .name = "rzn1-dwmac", + .of_match_table = rzn1_dwmac_match, + }, +}; +module_platform_driver(rzn1_dwmac_driver); + +MODULE_AUTHOR("Clément Léger <clement.leger@bootlin.com>"); +MODULE_DESCRIPTION("Renesas RZN1 DWMAC specific glue layer"); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c index 68f85e4605..b3d45f9dfb 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c @@ -379,6 +379,56 @@ static int socfpga_gen10_set_phy_mode(struct socfpga_dwmac *dwmac) return 0; } +static int socfpga_dwmac_pcs_init(struct stmmac_priv *priv) +{ + struct socfpga_dwmac *dwmac = priv->plat->bsp_priv; + struct regmap_config pcs_regmap_cfg = { + .reg_bits = 16, + .val_bits = 16, + .reg_shift = REGMAP_UPSHIFT(1), + }; + struct mdio_regmap_config mrc; + struct regmap *pcs_regmap; + struct phylink_pcs *pcs; + struct mii_bus *pcs_bus; + + if (!dwmac->tse_pcs_base) + return 0; + + pcs_regmap = devm_regmap_init_mmio(priv->device, dwmac->tse_pcs_base, + &pcs_regmap_cfg); + if (IS_ERR(pcs_regmap)) + return PTR_ERR(pcs_regmap); + + memset(&mrc, 0, sizeof(mrc)); + mrc.regmap = pcs_regmap; + mrc.parent = priv->device; + mrc.valid_addr = 0x0; + mrc.autoscan = false; + + /* Can't use ndev->name here because it will not have been initialised, + * and in any case, the user can rename network interfaces at runtime. + */ + snprintf(mrc.name, MII_BUS_ID_SIZE, "%s-pcs-mii", + dev_name(priv->device)); + pcs_bus = devm_mdio_regmap_register(priv->device, &mrc); + if (IS_ERR(pcs_bus)) + return PTR_ERR(pcs_bus); + + pcs = lynx_pcs_create_mdiodev(pcs_bus, 0); + if (IS_ERR(pcs)) + return PTR_ERR(pcs); + + priv->hw->phylink_pcs = pcs; + return 0; +} + +static void socfpga_dwmac_pcs_exit(struct stmmac_priv *priv) +{ + if (priv->hw->phylink_pcs) + lynx_pcs_destroy(priv->hw->phylink_pcs); +} + static int socfpga_dwmac_probe(struct platform_device *pdev) { struct plat_stmmacenet_data *plat_dat; @@ -426,6 +476,8 @@ static int socfpga_dwmac_probe(struct platform_device *pdev) dwmac->ops = ops; plat_dat->bsp_priv = dwmac; plat_dat->fix_mac_speed = socfpga_dwmac_fix_mac_speed; + plat_dat->pcs_init = socfpga_dwmac_pcs_init; + plat_dat->pcs_exit = socfpga_dwmac_pcs_exit; ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res); if (ret) @@ -444,48 +496,6 @@ static int socfpga_dwmac_probe(struct platform_device *pdev) if (ret) goto err_dvr_remove; - /* Create a regmap for the PCS so that it can be used by the PCS driver, - * if we have such a PCS - */ - if (dwmac->tse_pcs_base) { - struct regmap_config pcs_regmap_cfg; - struct mdio_regmap_config mrc; - struct regmap *pcs_regmap; - struct mii_bus *pcs_bus; - - memset(&pcs_regmap_cfg, 0, sizeof(pcs_regmap_cfg)); - memset(&mrc, 0, sizeof(mrc)); - - pcs_regmap_cfg.reg_bits = 16; - pcs_regmap_cfg.val_bits = 16; - pcs_regmap_cfg.reg_shift = REGMAP_UPSHIFT(1); - - pcs_regmap = devm_regmap_init_mmio(&pdev->dev, dwmac->tse_pcs_base, - &pcs_regmap_cfg); - if (IS_ERR(pcs_regmap)) { - ret = PTR_ERR(pcs_regmap); - goto err_dvr_remove; - } - - mrc.regmap = pcs_regmap; - mrc.parent = &pdev->dev; - mrc.valid_addr = 0x0; - mrc.autoscan = false; - - snprintf(mrc.name, MII_BUS_ID_SIZE, "%s-pcs-mii", ndev->name); - pcs_bus = devm_mdio_regmap_register(&pdev->dev, &mrc); - if (IS_ERR(pcs_bus)) { - ret = PTR_ERR(pcs_bus); - goto err_dvr_remove; - } - - stpriv->hw->lynx_pcs = lynx_pcs_create_mdiodev(pcs_bus, 0); - if (IS_ERR(stpriv->hw->lynx_pcs)) { - ret = PTR_ERR(stpriv->hw->lynx_pcs); - goto err_dvr_remove; - } - } - return 0; err_dvr_remove: @@ -494,17 +504,6 @@ err_dvr_remove: return ret; } -static void socfpga_dwmac_remove(struct platform_device *pdev) -{ - struct net_device *ndev = platform_get_drvdata(pdev); - struct stmmac_priv *priv = netdev_priv(ndev); - struct phylink_pcs *pcs = priv->hw->lynx_pcs; - - stmmac_pltfr_remove(pdev); - - lynx_pcs_destroy(pcs); -} - #ifdef CONFIG_PM_SLEEP static int socfpga_dwmac_resume(struct device *dev) { @@ -576,7 +575,7 @@ MODULE_DEVICE_TABLE(of, socfpga_dwmac_match); static struct platform_driver socfpga_dwmac_driver = { .probe = socfpga_dwmac_probe, - .remove_new = socfpga_dwmac_remove, + .remove_new = stmmac_pltfr_remove, .driver = { .name = "socfpga-dwmac", .pm = &socfpga_dwmac_pm_ops, diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c index a38226d7cc..8e2049ed60 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c @@ -68,7 +68,7 @@ static void dwmac4_core_init(struct mac_device_info *hw, init_waitqueue_head(&priv->tstamp_busy_wait); } -static void dwmac4_phylink_get_caps(struct stmmac_priv *priv) +static void dwmac4_update_caps(struct stmmac_priv *priv) { if (priv->plat->tx_queues_to_use > 1) priv->hw->link.caps &= ~(MAC_10HD | MAC_100HD | MAC_1000HD); @@ -982,7 +982,7 @@ static void dwmac4_set_mac_loopback(void __iomem *ioaddr, bool enable) } static void dwmac4_update_vlan_hash(struct mac_device_info *hw, u32 hash, - __le16 perfect_match, bool is_double) + u16 perfect_match, bool is_double) { void __iomem *ioaddr = hw->pcsr; u32 value; @@ -1190,7 +1190,7 @@ static void dwmac4_set_hw_vlan_mode(struct mac_device_info *hw) const struct stmmac_ops dwmac4_ops = { .core_init = dwmac4_core_init, - .phylink_get_caps = dwmac4_phylink_get_caps, + .update_caps = dwmac4_update_caps, .set_mac = stmmac_set_mac, .rx_ipc = dwmac4_rx_ipc_enable, .rx_queue_enable = dwmac4_rx_queue_enable, @@ -1235,7 +1235,7 @@ const struct stmmac_ops dwmac4_ops = { const struct stmmac_ops dwmac410_ops = { .core_init = dwmac4_core_init, - .phylink_get_caps = dwmac4_phylink_get_caps, + .update_caps = dwmac4_update_caps, .set_mac = stmmac_dwmac4_set_mac, .rx_ipc = dwmac4_rx_ipc_enable, .rx_queue_enable = dwmac4_rx_queue_enable, @@ -1284,7 +1284,7 @@ const struct stmmac_ops dwmac410_ops = { const struct stmmac_ops dwmac510_ops = { .core_init = dwmac4_core_init, - .phylink_get_caps = dwmac4_phylink_get_caps, + .update_caps = dwmac4_update_caps, .set_mac = stmmac_dwmac4_set_mac, .rx_ipc = dwmac4_rx_ipc_enable, .rx_queue_enable = dwmac4_rx_queue_enable, diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c index f8e7775bb6..9a705a5a3a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c @@ -615,7 +615,7 @@ static int dwxgmac2_rss_configure(struct mac_device_info *hw, } static void dwxgmac2_update_vlan_hash(struct mac_device_info *hw, u32 hash, - __le16 perfect_match, bool is_double) + u16 perfect_match, bool is_double) { void __iomem *ioaddr = hw->pcsr; diff --git a/drivers/net/ethernet/stmicro/stmmac/hwif.h b/drivers/net/ethernet/stmicro/stmmac/hwif.h index 7be04b5473..a318c84ddb 100644 --- a/drivers/net/ethernet/stmicro/stmmac/hwif.h +++ b/drivers/net/ethernet/stmicro/stmmac/hwif.h @@ -308,8 +308,8 @@ struct stmmac_est; struct stmmac_ops { /* MAC core initialization */ void (*core_init)(struct mac_device_info *hw, struct net_device *dev); - /* Get phylink capabilities */ - void (*phylink_get_caps)(struct stmmac_priv *priv); + /* Update MAC capabilities */ + void (*update_caps)(struct stmmac_priv *priv); /* Enable the MAC RX/TX */ void (*set_mac)(void __iomem *ioaddr, bool enable); /* Enable and verify that the IPC module is supported */ @@ -394,7 +394,7 @@ struct stmmac_ops { struct stmmac_rss *cfg, u32 num_rxq); /* VLAN */ void (*update_vlan_hash)(struct mac_device_info *hw, u32 hash, - __le16 perfect_match, bool is_double); + u16 perfect_match, bool is_double); void (*enable_vlan)(struct mac_device_info *hw, u32 type); void (*rx_hw_vlan)(struct mac_device_info *hw, struct dma_desc *rx_desc, struct sk_buff *skb); @@ -430,8 +430,8 @@ struct stmmac_ops { #define stmmac_core_init(__priv, __args...) \ stmmac_do_void_callback(__priv, mac, core_init, __args) -#define stmmac_mac_phylink_get_caps(__priv) \ - stmmac_do_void_callback(__priv, mac, phylink_get_caps, __priv) +#define stmmac_mac_update_caps(__priv) \ + stmmac_do_void_callback(__priv, mac, update_caps, __priv) #define stmmac_mac_set(__priv, __args...) \ stmmac_do_void_callback(__priv, mac, set_mac, __args) #define stmmac_rx_ipc(__priv, __args...) \ diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index dddcaa9220..b23b920eed 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -221,6 +221,20 @@ struct stmmac_dma_conf { unsigned int dma_tx_size; }; +#define EST_GCL 1024 +struct stmmac_est { + int enable; + u32 btr_reserve[2]; + u32 btr_offset[2]; + u32 btr[2]; + u32 ctr[2]; + u32 ter; + u32 gcl_unaligned[EST_GCL]; + u32 gcl[EST_GCL]; + u32 gcl_size; + u32 max_sdu[MTL_MAX_TX_QUEUES]; +}; + struct stmmac_priv { /* Frequently used values are kept adjacent for cache effect */ u32 tx_coal_frames[MTL_MAX_TX_QUEUES]; @@ -261,6 +275,9 @@ struct stmmac_priv { struct stmmac_extra_stats xstats ____cacheline_aligned_in_smp; struct stmmac_safety_stats sstats; struct plat_stmmacenet_data *plat; + /* Protect est parameters */ + struct mutex est_lock; + struct stmmac_est *est; struct dma_features dma_cap; struct stmmac_counters mmc; int hw_cap_support; @@ -360,7 +377,8 @@ enum stmmac_state { int stmmac_mdio_unregister(struct net_device *ndev); int stmmac_mdio_register(struct net_device *ndev); int stmmac_mdio_reset(struct mii_bus *mii); -int stmmac_xpcs_setup(struct mii_bus *mii); +int stmmac_pcs_setup(struct net_device *ndev); +void stmmac_pcs_clean(struct net_device *ndev); void stmmac_set_ethtool_ops(struct net_device *netdev); int stmmac_init_tstamp_counter(struct stmmac_priv *priv, u32 systime_flags); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c index f05bd757df..5ef52ef269 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c @@ -218,6 +218,7 @@ static void timestamp_interrupt(struct stmmac_priv *priv) { u32 num_snapshot, ts_status, tsync_int; struct ptp_clock_event event; + u32 acr_value, channel; unsigned long flags; u64 ptp_time; int i; @@ -243,12 +244,15 @@ static void timestamp_interrupt(struct stmmac_priv *priv) num_snapshot = (ts_status & GMAC_TIMESTAMP_ATSNS_MASK) >> GMAC_TIMESTAMP_ATSNS_SHIFT; + acr_value = readl(priv->ptpaddr + PTP_ACR); + channel = ilog2(FIELD_GET(PTP_ACR_MASK, acr_value)); + for (i = 0; i < num_snapshot; i++) { read_lock_irqsave(&priv->ptp_lock, flags); get_ptptime(priv->ptpaddr, &ptp_time); read_unlock_irqrestore(&priv->ptp_lock, flags); event.type = PTP_CLOCK_EXTTS; - event.index = 0; + event.index = channel; event.timestamp = ptp_time; ptp_clock_event(priv->ptp_clock, &event); } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 7c6fb14b55..33e2bd5a35 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -936,6 +936,22 @@ static void stmmac_mac_flow_ctrl(struct stmmac_priv *priv, u32 duplex) priv->pause, tx_cnt); } +static unsigned long stmmac_mac_get_caps(struct phylink_config *config, + phy_interface_t interface) +{ + struct stmmac_priv *priv = netdev_priv(to_net_dev(config->dev)); + + /* Refresh the MAC-specific capabilities */ + stmmac_mac_update_caps(priv); + + config->mac_capabilities = priv->hw->link.caps; + + if (priv->plat->max_speed) + phylink_limit_mac_speed(config, priv->plat->max_speed); + + return config->mac_capabilities; +} + static struct phylink_pcs *stmmac_mac_select_pcs(struct phylink_config *config, phy_interface_t interface) { @@ -944,10 +960,7 @@ static struct phylink_pcs *stmmac_mac_select_pcs(struct phylink_config *config, if (priv->hw->xpcs) return &priv->hw->xpcs->pcs; - if (priv->hw->lynx_pcs) - return priv->hw->lynx_pcs; - - return NULL; + return priv->hw->phylink_pcs; } static void stmmac_mac_config(struct phylink_config *config, unsigned int mode, @@ -1105,6 +1118,7 @@ static void stmmac_mac_link_up(struct phylink_config *config, } static const struct phylink_mac_ops stmmac_phylink_mac_ops = { + .mac_get_caps = stmmac_mac_get_caps, .mac_select_pcs = stmmac_mac_select_pcs, .mac_config = stmmac_mac_config, .mac_link_down = stmmac_mac_link_down, @@ -1204,12 +1218,14 @@ static int stmmac_phy_setup(struct stmmac_priv *priv) int mode = priv->plat->phy_interface; struct fwnode_handle *fwnode; struct phylink *phylink; - int max_speed; priv->phylink_config.dev = &priv->dev->dev; priv->phylink_config.type = PHYLINK_NETDEV; priv->phylink_config.mac_managed_pm = true; + /* Stmmac always requires an RX clock for hardware initialization */ + priv->phylink_config.mac_requires_rxc = true; + mdio_bus_data = priv->plat->mdio_bus_data; if (mdio_bus_data) priv->phylink_config.ovr_an_inband = @@ -1225,15 +1241,6 @@ static int stmmac_phy_setup(struct stmmac_priv *priv) xpcs_get_interfaces(priv->hw->xpcs, priv->phylink_config.supported_interfaces); - /* Get the MAC specific capabilities */ - stmmac_mac_phylink_get_caps(priv); - - priv->phylink_config.mac_capabilities = priv->hw->link.caps; - - max_speed = priv->plat->max_speed; - if (max_speed) - phylink_limit_mac_speed(&priv->phylink_config, max_speed); - fwnode = priv->plat->port_node; if (!fwnode) fwnode = dev_fwnode(priv->device); @@ -2491,9 +2498,9 @@ static bool stmmac_xdp_xmit_zc(struct stmmac_priv *priv, u32 queue, u32 budget) if (!xsk_tx_peek_desc(pool, &xdp_desc)) break; - if (priv->plat->est && priv->plat->est->enable && - priv->plat->est->max_sdu[queue] && - xdp_desc.len > priv->plat->est->max_sdu[queue]) { + if (priv->est && priv->est->enable && + priv->est->max_sdu[queue] && + xdp_desc.len > priv->est->max_sdu[queue]) { priv->xstats.max_sdu_txq_drop[queue]++; continue; } @@ -3396,6 +3403,10 @@ static int stmmac_hw_setup(struct net_device *dev, bool ptp_register) u32 chan; int ret; + /* Make sure RX clock is enabled */ + if (priv->hw->phylink_pcs) + phylink_pcs_pre_init(priv->phylink, priv->hw->phylink_pcs); + /* DMA initialization and SW reset */ ret = stmmac_init_dma_engine(priv); if (ret < 0) { @@ -3945,8 +3956,7 @@ static int __stmmac_open(struct net_device *dev, if (priv->hw->pcs != STMMAC_PCS_TBI && priv->hw->pcs != STMMAC_PCS_RTBI && (!priv->hw->xpcs || - xpcs_get_an_mode(priv->hw->xpcs, mode) != DW_AN_C73) && - !priv->hw->lynx_pcs) { + xpcs_get_an_mode(priv->hw->xpcs, mode) != DW_AN_C73)) { ret = stmmac_init_phy(dev); if (ret) { netdev_err(priv->dev, @@ -4528,9 +4538,9 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) return stmmac_tso_xmit(skb, dev); } - if (priv->plat->est && priv->plat->est->enable && - priv->plat->est->max_sdu[queue] && - skb->len > priv->plat->est->max_sdu[queue]){ + if (priv->est && priv->est->enable && + priv->est->max_sdu[queue] && + skb->len > priv->est->max_sdu[queue]){ priv->xstats.max_sdu_txq_drop[queue]++; goto max_sdu_err; } @@ -4909,9 +4919,9 @@ static int stmmac_xdp_xmit_xdpf(struct stmmac_priv *priv, int queue, if (stmmac_tx_avail(priv, queue) < STMMAC_TX_THRESH(priv)) return STMMAC_XDP_CONSUMED; - if (priv->plat->est && priv->plat->est->enable && - priv->plat->est->max_sdu[queue] && - xdpf->len > priv->plat->est->max_sdu[queue]) { + if (priv->est && priv->est->enable && + priv->est->max_sdu[queue] && + xdpf->len > priv->est->max_sdu[queue]) { priv->xstats.max_sdu_txq_drop[queue]++; return STMMAC_XDP_CONSUMED; } @@ -5094,9 +5104,8 @@ static struct sk_buff *stmmac_construct_skb_zc(struct stmmac_channel *ch, unsigned int datasize = xdp->data_end - xdp->data; struct sk_buff *skb; - skb = __napi_alloc_skb(&ch->rxtx_napi, - xdp->data_end - xdp->data_hard_start, - GFP_ATOMIC | __GFP_NOWARN); + skb = napi_alloc_skb(&ch->rxtx_napi, + xdp->data_end - xdp->data_hard_start); if (unlikely(!skb)) return NULL; @@ -5352,7 +5361,7 @@ read_again: /* RX buffer is good and fit into a XSK pool buffer */ buf->xdp->data_end = buf->xdp->data + buf1_len; - xsk_buff_dma_sync_for_cpu(buf->xdp, rx_q->xsk_pool); + xsk_buff_dma_sync_for_cpu(buf->xdp); prog = READ_ONCE(priv->xdp_prog); res = __stmmac_xdp_run_prog(priv, prog, buf->xdp); @@ -5900,7 +5909,7 @@ static int stmmac_change_mtu(struct net_device *dev, int new_mtu) stmmac_set_rx_mode(dev); } - dev->mtu = mtu; + WRITE_ONCE(dev->mtu, mtu); netdev_update_features(dev); return 0; @@ -6631,7 +6640,7 @@ static u32 stmmac_vid_crc32_le(__le16 vid_le) static int stmmac_vlan_update(struct stmmac_priv *priv, bool is_double) { u32 crc, hash = 0; - __le16 pmatch = 0; + u16 pmatch = 0; int count = 0; u16 vid = 0; @@ -6646,7 +6655,7 @@ static int stmmac_vlan_update(struct stmmac_priv *priv, bool is_double) if (count > 2) /* VID = 0 always passes filter */ return -EOPNOTSUPP; - pmatch = cpu_to_le16(vid); + pmatch = vid; hash = 0; } @@ -7327,7 +7336,6 @@ int stmmac_reinit_queues(struct net_device *dev, u32 rx_cnt, u32 tx_cnt) { struct stmmac_priv *priv = netdev_priv(dev); int ret = 0, i; - int max_speed; if (netif_running(dev)) stmmac_release(dev); @@ -7341,14 +7349,6 @@ int stmmac_reinit_queues(struct net_device *dev, u32 rx_cnt, u32 tx_cnt) priv->rss.table[i] = ethtool_rxfh_indir_default(i, rx_cnt); - stmmac_mac_phylink_get_caps(priv); - - priv->phylink_config.mac_capabilities = priv->hw->link.caps; - - max_speed = priv->plat->max_speed; - if (max_speed) - phylink_limit_mac_speed(&priv->phylink_config, max_speed); - stmmac_napi_add(dev); if (netif_running(dev)) @@ -7662,9 +7662,10 @@ int stmmac_dvr_probe(struct device *device, #ifdef STMMAC_VLAN_TAG_USED /* Both mac100 and gmac support receive VLAN tag detection */ ndev->features |= NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_STAG_RX; - ndev->hw_features |= NETIF_F_HW_VLAN_CTAG_RX; - priv->hw->hw_vlan_en = true; - + if (priv->plat->has_gmac4) { + ndev->hw_features |= NETIF_F_HW_VLAN_CTAG_RX; + priv->hw->hw_vlan_en = true; + } if (priv->dma_cap.vlhash) { ndev->features |= NETIF_F_HW_VLAN_CTAG_FILTER; ndev->features |= NETIF_F_HW_VLAN_STAG_FILTER; @@ -7754,11 +7755,9 @@ int stmmac_dvr_probe(struct device *device, if (priv->plat->speed_mode_2500) priv->plat->speed_mode_2500(ndev, priv->plat->bsp_priv); - if (priv->plat->mdio_bus_data && priv->plat->mdio_bus_data->has_xpcs) { - ret = stmmac_xpcs_setup(priv->mii); - if (ret) - goto error_xpcs_setup; - } + ret = stmmac_pcs_setup(ndev); + if (ret) + goto error_pcs_setup; ret = stmmac_phy_setup(priv); if (ret) { @@ -7789,8 +7788,9 @@ int stmmac_dvr_probe(struct device *device, error_netdev_register: phylink_destroy(priv->phylink); -error_xpcs_setup: error_phy_setup: + stmmac_pcs_clean(ndev); +error_pcs_setup: if (priv->hw->pcs != STMMAC_PCS_TBI && priv->hw->pcs != STMMAC_PCS_RTBI) stmmac_mdio_unregister(ndev); @@ -7832,6 +7832,9 @@ void stmmac_dvr_remove(struct device *dev) if (priv->plat->stmmac_rst) reset_control_assert(priv->plat->stmmac_rst); reset_control_assert(priv->plat->stmmac_ahb_rst); + + stmmac_pcs_clean(ndev); + if (priv->hw->pcs != STMMAC_PCS_TBI && priv->hw->pcs != STMMAC_PCS_RTBI) stmmac_mdio_unregister(ndev); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c index 0542cfd181..aa43117134 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c @@ -495,34 +495,57 @@ int stmmac_mdio_reset(struct mii_bus *bus) return 0; } -int stmmac_xpcs_setup(struct mii_bus *bus) +int stmmac_pcs_setup(struct net_device *ndev) { - struct net_device *ndev = bus->priv; + struct dw_xpcs *xpcs = NULL; struct stmmac_priv *priv; - struct dw_xpcs *xpcs; + int ret = -ENODEV; int mode, addr; priv = netdev_priv(ndev); mode = priv->plat->phy_interface; - /* Try to probe the XPCS by scanning all addresses. */ - for (addr = 0; addr < PHY_MAX_ADDR; addr++) { - xpcs = xpcs_create_mdiodev(bus, addr, mode); - if (IS_ERR(xpcs)) - continue; - - priv->hw->xpcs = xpcs; - break; + if (priv->plat->pcs_init) { + ret = priv->plat->pcs_init(priv); + } else if (priv->plat->mdio_bus_data && + priv->plat->mdio_bus_data->has_xpcs) { + /* Try to probe the XPCS by scanning all addresses */ + for (addr = 0; addr < PHY_MAX_ADDR; addr++) { + xpcs = xpcs_create_mdiodev(priv->mii, addr, mode); + if (IS_ERR(xpcs)) + continue; + + ret = 0; + break; + } + } else { + return 0; } - if (!priv->hw->xpcs) { + if (ret) { dev_warn(priv->device, "No xPCS found\n"); - return -ENODEV; + return ret; } + priv->hw->xpcs = xpcs; + return 0; } +void stmmac_pcs_clean(struct net_device *ndev) +{ + struct stmmac_priv *priv = netdev_priv(ndev); + + if (priv->plat->pcs_exit) + priv->plat->pcs_exit(priv); + + if (!priv->hw->xpcs) + return; + + xpcs_destroy(priv->hw->xpcs); + priv->hw->xpcs = NULL; +} + /** * stmmac_mdio_register * @ndev: net device structure @@ -679,9 +702,6 @@ int stmmac_mdio_unregister(struct net_device *ndev) if (!priv->mii) return 0; - if (priv->hw->xpcs) - xpcs_destroy(priv->hw->xpcs); - mdiobus_unregister(priv->mii); priv->mii->priv = NULL; mdiobus_free(priv->mii); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c index e04830a3a1..a6b1de9a25 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c @@ -68,13 +68,13 @@ static int stmmac_adjust_time(struct ptp_clock_info *ptp, s64 delta) nsec = reminder; /* If EST is enabled, disabled it before adjust ptp time. */ - if (priv->plat->est && priv->plat->est->enable) { + if (priv->est && priv->est->enable) { est_rst = true; - mutex_lock(&priv->plat->est->lock); - priv->plat->est->enable = false; - stmmac_est_configure(priv, priv, priv->plat->est, + mutex_lock(&priv->est_lock); + priv->est->enable = false; + stmmac_est_configure(priv, priv, priv->est, priv->plat->clk_ptp_rate); - mutex_unlock(&priv->plat->est->lock); + mutex_unlock(&priv->est_lock); } write_lock_irqsave(&priv->ptp_lock, flags); @@ -87,24 +87,24 @@ static int stmmac_adjust_time(struct ptp_clock_info *ptp, s64 delta) ktime_t current_time_ns, basetime; u64 cycle_time; - mutex_lock(&priv->plat->est->lock); + mutex_lock(&priv->est_lock); priv->ptp_clock_ops.gettime64(&priv->ptp_clock_ops, ¤t_time); current_time_ns = timespec64_to_ktime(current_time); - time.tv_nsec = priv->plat->est->btr_reserve[0]; - time.tv_sec = priv->plat->est->btr_reserve[1]; + time.tv_nsec = priv->est->btr_reserve[0]; + time.tv_sec = priv->est->btr_reserve[1]; basetime = timespec64_to_ktime(time); - cycle_time = (u64)priv->plat->est->ctr[1] * NSEC_PER_SEC + - priv->plat->est->ctr[0]; + cycle_time = (u64)priv->est->ctr[1] * NSEC_PER_SEC + + priv->est->ctr[0]; time = stmmac_calc_tas_basetime(basetime, current_time_ns, cycle_time); - priv->plat->est->btr[0] = (u32)time.tv_nsec; - priv->plat->est->btr[1] = (u32)time.tv_sec; - priv->plat->est->enable = true; - ret = stmmac_est_configure(priv, priv, priv->plat->est, + priv->est->btr[0] = (u32)time.tv_nsec; + priv->est->btr[1] = (u32)time.tv_sec; + priv->est->enable = true; + ret = stmmac_est_configure(priv, priv, priv->est, priv->plat->clk_ptp_rate); - mutex_unlock(&priv->plat->est->lock); + mutex_unlock(&priv->est_lock); if (ret) netdev_err(priv->dev, "failed to configure EST\n"); } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c index cce0071993..996f2bcd07 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c @@ -343,10 +343,11 @@ static int tc_setup_cbs(struct stmmac_priv *priv, struct tc_cbs_qopt_offload *qopt) { u32 tx_queues_count = priv->plat->tx_queues_to_use; + s64 port_transmit_rate_kbps; u32 queue = qopt->queue; - u32 ptr, speed_div; u32 mode_to_use; u64 value; + u32 ptr; int ret; /* Queue 0 is not AVB capable */ @@ -355,30 +356,30 @@ static int tc_setup_cbs(struct stmmac_priv *priv, if (!priv->dma_cap.av) return -EOPNOTSUPP; - /* Port Transmit Rate and Speed Divider */ - switch (priv->speed) { - case SPEED_10000: - ptr = 32; - speed_div = 10000000; - break; - case SPEED_5000: - ptr = 32; - speed_div = 5000000; - break; - case SPEED_2500: - ptr = 8; - speed_div = 2500000; - break; - case SPEED_1000: - ptr = 8; - speed_div = 1000000; - break; - case SPEED_100: - ptr = 4; - speed_div = 100000; - break; - default: - return -EOPNOTSUPP; + port_transmit_rate_kbps = qopt->idleslope - qopt->sendslope; + + if (qopt->enable) { + /* Port Transmit Rate and Speed Divider */ + switch (div_s64(port_transmit_rate_kbps, 1000)) { + case SPEED_10000: + case SPEED_5000: + ptr = 32; + break; + case SPEED_2500: + case SPEED_1000: + ptr = 8; + break; + case SPEED_100: + ptr = 4; + break; + default: + netdev_err(priv->dev, + "Invalid portTransmitRate %lld (idleSlope - sendSlope)\n", + port_transmit_rate_kbps); + return -EINVAL; + } + } else { + ptr = 0; } mode_to_use = priv->plat->tx_queues_cfg[queue].mode_to_use; @@ -398,10 +399,10 @@ static int tc_setup_cbs(struct stmmac_priv *priv, } /* Final adjustments for HW */ - value = div_s64(qopt->idleslope * 1024ll * ptr, speed_div); + value = div_s64(qopt->idleslope * 1024ll * ptr, port_transmit_rate_kbps); priv->plat->tx_queues_cfg[queue].idle_slope = value & GENMASK(31, 0); - value = div_s64(-qopt->sendslope * 1024ll * ptr, speed_div); + value = div_s64(-qopt->sendslope * 1024ll * ptr, port_transmit_rate_kbps); priv->plat->tx_queues_cfg[queue].send_slope = value & GENMASK(31, 0); value = qopt->hicredit * 1024ll * 8; @@ -918,7 +919,6 @@ struct timespec64 stmmac_calc_tas_basetime(ktime_t old_base_time, static void tc_taprio_map_maxsdu_txq(struct stmmac_priv *priv, struct tc_taprio_qopt_offload *qopt) { - struct plat_stmmacenet_data *plat = priv->plat; u32 num_tc = qopt->mqprio.qopt.num_tc; u32 offset, count, i, j; @@ -933,7 +933,7 @@ static void tc_taprio_map_maxsdu_txq(struct stmmac_priv *priv, count = qopt->mqprio.qopt.count[i]; for (j = offset; j < offset + count; j++) - plat->est->max_sdu[j] = qopt->max_sdu[i] + ETH_HLEN - ETH_TLEN; + priv->est->max_sdu[j] = qopt->max_sdu[i] + ETH_HLEN - ETH_TLEN; } } @@ -941,7 +941,6 @@ static int tc_taprio_configure(struct stmmac_priv *priv, struct tc_taprio_qopt_offload *qopt) { u32 size, wid = priv->dma_cap.estwid, dep = priv->dma_cap.estdep; - struct plat_stmmacenet_data *plat = priv->plat; struct timespec64 time, current_time, qopt_time; ktime_t current_time_ns; bool fpe = false; @@ -998,23 +997,25 @@ static int tc_taprio_configure(struct stmmac_priv *priv, if (qopt->cycle_time_extension >= BIT(wid + 7)) return -ERANGE; - if (!plat->est) { - plat->est = devm_kzalloc(priv->device, sizeof(*plat->est), + if (!priv->est) { + priv->est = devm_kzalloc(priv->device, sizeof(*priv->est), GFP_KERNEL); - if (!plat->est) + if (!priv->est) return -ENOMEM; - mutex_init(&priv->plat->est->lock); + mutex_init(&priv->est_lock); } else { - memset(plat->est, 0, sizeof(*plat->est)); + mutex_lock(&priv->est_lock); + memset(priv->est, 0, sizeof(*priv->est)); + mutex_unlock(&priv->est_lock); } size = qopt->num_entries; - mutex_lock(&priv->plat->est->lock); - priv->plat->est->gcl_size = size; - priv->plat->est->enable = qopt->cmd == TAPRIO_CMD_REPLACE; - mutex_unlock(&priv->plat->est->lock); + mutex_lock(&priv->est_lock); + priv->est->gcl_size = size; + priv->est->enable = qopt->cmd == TAPRIO_CMD_REPLACE; + mutex_unlock(&priv->est_lock); for (i = 0; i < size; i++) { s64 delta_ns = qopt->entries[i].interval; @@ -1042,33 +1043,33 @@ static int tc_taprio_configure(struct stmmac_priv *priv, return -EOPNOTSUPP; } - priv->plat->est->gcl[i] = delta_ns | (gates << wid); + priv->est->gcl[i] = delta_ns | (gates << wid); } - mutex_lock(&priv->plat->est->lock); + mutex_lock(&priv->est_lock); /* Adjust for real system time */ priv->ptp_clock_ops.gettime64(&priv->ptp_clock_ops, ¤t_time); current_time_ns = timespec64_to_ktime(current_time); time = stmmac_calc_tas_basetime(qopt->base_time, current_time_ns, qopt->cycle_time); - priv->plat->est->btr[0] = (u32)time.tv_nsec; - priv->plat->est->btr[1] = (u32)time.tv_sec; + priv->est->btr[0] = (u32)time.tv_nsec; + priv->est->btr[1] = (u32)time.tv_sec; qopt_time = ktime_to_timespec64(qopt->base_time); - priv->plat->est->btr_reserve[0] = (u32)qopt_time.tv_nsec; - priv->plat->est->btr_reserve[1] = (u32)qopt_time.tv_sec; + priv->est->btr_reserve[0] = (u32)qopt_time.tv_nsec; + priv->est->btr_reserve[1] = (u32)qopt_time.tv_sec; ctr = qopt->cycle_time; - priv->plat->est->ctr[0] = do_div(ctr, NSEC_PER_SEC); - priv->plat->est->ctr[1] = (u32)ctr; + priv->est->ctr[0] = do_div(ctr, NSEC_PER_SEC); + priv->est->ctr[1] = (u32)ctr; - priv->plat->est->ter = qopt->cycle_time_extension; + priv->est->ter = qopt->cycle_time_extension; tc_taprio_map_maxsdu_txq(priv, qopt); if (fpe && !priv->dma_cap.fpesel) { - mutex_unlock(&priv->plat->est->lock); + mutex_unlock(&priv->est_lock); return -EOPNOTSUPP; } @@ -1077,9 +1078,9 @@ static int tc_taprio_configure(struct stmmac_priv *priv, */ priv->plat->fpe_cfg->enable = fpe; - ret = stmmac_est_configure(priv, priv, priv->plat->est, + ret = stmmac_est_configure(priv, priv, priv->est, priv->plat->clk_ptp_rate); - mutex_unlock(&priv->plat->est->lock); + mutex_unlock(&priv->est_lock); if (ret) { netdev_err(priv->dev, "failed to configure EST\n"); goto disable; @@ -1095,17 +1096,17 @@ static int tc_taprio_configure(struct stmmac_priv *priv, return 0; disable: - if (priv->plat->est) { - mutex_lock(&priv->plat->est->lock); - priv->plat->est->enable = false; - stmmac_est_configure(priv, priv, priv->plat->est, + if (priv->est) { + mutex_lock(&priv->est_lock); + priv->est->enable = false; + stmmac_est_configure(priv, priv, priv->est, priv->plat->clk_ptp_rate); /* Reset taprio status */ for (i = 0; i < priv->plat->tx_queues_to_use; i++) { priv->xstats.max_sdu_txq_drop[i] = 0; priv->xstats.mtl_est_txq_hlbf[i] = 0; } - mutex_unlock(&priv->plat->est->lock); + mutex_unlock(&priv->est_lock); } priv->plat->fpe_cfg->enable = false; |