diff options
Diffstat (limited to 'drivers/net/ethernet/freescale')
29 files changed, 416 insertions, 154 deletions
diff --git a/drivers/net/ethernet/freescale/Kconfig b/drivers/net/ethernet/freescale/Kconfig index 6a7e8993119f..2bd7ace0a953 100644 --- a/drivers/net/ethernet/freescale/Kconfig +++ b/drivers/net/ethernet/freescale/Kconfig @@ -74,7 +74,7 @@ config FSL_XGMAC_MDIO config UCC_GETH tristate "Freescale QE Gigabit Ethernet" - depends on QUICC_ENGINE + depends on QUICC_ENGINE && PPC32 select FSL_PQ_MDIO select PHYLIB ---help--- diff --git a/drivers/net/ethernet/freescale/Makefile b/drivers/net/ethernet/freescale/Makefile index 6a93293d31e0..67c436400352 100644 --- a/drivers/net/ethernet/freescale/Makefile +++ b/drivers/net/ethernet/freescale/Makefile @@ -25,4 +25,5 @@ obj-$(CONFIG_FSL_DPAA_ETH) += dpaa/ obj-$(CONFIG_FSL_DPAA2_ETH) += dpaa2/ obj-$(CONFIG_FSL_ENETC) += enetc/ +obj-$(CONFIG_FSL_ENETC_MDIO) += enetc/ obj-$(CONFIG_FSL_ENETC_VF) += enetc/ diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c index a301f0095223..ca74a684a904 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c @@ -1,4 +1,5 @@ /* Copyright 2008 - 2016 Freescale Semiconductor Inc. + * Copyright 2020 NXP * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: @@ -123,7 +124,22 @@ MODULE_PARM_DESC(tx_timeout, "The Tx timeout in ms"); #define FSL_QMAN_MAX_OAL 127 /* Default alignment for start of data in an Rx FD */ +#ifdef CONFIG_DPAA_ERRATUM_A050385 +/* aligning data start to 64 avoids DMA transaction splits, unless the buffer + * is crossing a 4k page boundary + */ +#define DPAA_FD_DATA_ALIGNMENT (fman_has_errata_a050385() ? 64 : 16) +/* aligning to 256 avoids DMA transaction splits caused by 4k page boundary + * crossings; also, all SG fragments except the last must have a size multiple + * of 256 to avoid DMA transaction splits + */ +#define DPAA_A050385_ALIGN 256 +#define DPAA_FD_RX_DATA_ALIGNMENT (fman_has_errata_a050385() ? \ + DPAA_A050385_ALIGN : 16) +#else #define DPAA_FD_DATA_ALIGNMENT 16 +#define DPAA_FD_RX_DATA_ALIGNMENT DPAA_FD_DATA_ALIGNMENT +#endif /* The DPAA requires 256 bytes reserved and mapped for the SGT */ #define DPAA_SGT_SIZE 256 @@ -158,8 +174,13 @@ MODULE_PARM_DESC(tx_timeout, "The Tx timeout in ms"); #define DPAA_PARSE_RESULTS_SIZE sizeof(struct fman_prs_result) #define DPAA_TIME_STAMP_SIZE 8 #define DPAA_HASH_RESULTS_SIZE 8 +#ifdef CONFIG_DPAA_ERRATUM_A050385 +#define DPAA_RX_PRIV_DATA_SIZE (DPAA_A050385_ALIGN - (DPAA_PARSE_RESULTS_SIZE\ + + DPAA_TIME_STAMP_SIZE + DPAA_HASH_RESULTS_SIZE)) +#else #define DPAA_RX_PRIV_DATA_SIZE (u16)(DPAA_TX_PRIV_DATA_SIZE + \ dpaa_rx_extra_headroom) +#endif #define DPAA_ETH_PCD_RXQ_NUM 128 @@ -180,7 +201,12 @@ static struct dpaa_bp *dpaa_bp_array[BM_MAX_NUM_OF_POOLS]; #define DPAA_BP_RAW_SIZE 4096 +#ifdef CONFIG_DPAA_ERRATUM_A050385 +#define dpaa_bp_size(raw_size) (SKB_WITH_OVERHEAD(raw_size) & \ + ~(DPAA_A050385_ALIGN - 1)) +#else #define dpaa_bp_size(raw_size) SKB_WITH_OVERHEAD(raw_size) +#endif static int dpaa_max_frm; @@ -288,7 +314,7 @@ static int dpaa_stop(struct net_device *net_dev) return err; } -static void dpaa_tx_timeout(struct net_device *net_dev) +static void dpaa_tx_timeout(struct net_device *net_dev, unsigned int txqueue) { struct dpaa_percpu_priv *percpu_priv; const struct dpaa_priv *priv; @@ -1192,7 +1218,7 @@ static int dpaa_eth_init_rx_port(struct fman_port *port, struct dpaa_bp *bp, buf_prefix_content.pass_prs_result = true; buf_prefix_content.pass_hash_result = true; buf_prefix_content.pass_time_stamp = true; - buf_prefix_content.data_align = DPAA_FD_DATA_ALIGNMENT; + buf_prefix_content.data_align = DPAA_FD_RX_DATA_ALIGNMENT; rx_p = ¶ms.specific_params.rx_params; rx_p->err_fqid = errq->fqid; @@ -1662,6 +1688,8 @@ static u8 rx_csum_offload(const struct dpaa_priv *priv, const struct qm_fd *fd) return CHECKSUM_NONE; } +#define PTR_IS_ALIGNED(x, a) (IS_ALIGNED((unsigned long)(x), (a))) + /* Build a linear skb around the received buffer. * We are guaranteed there is enough room at the end of the data buffer to * accommodate the shared info area of the skb. @@ -1733,8 +1761,7 @@ static struct sk_buff *sg_fd_to_skb(const struct dpaa_priv *priv, sg_addr = qm_sg_addr(&sgt[i]); sg_vaddr = phys_to_virt(sg_addr); - WARN_ON(!IS_ALIGNED((unsigned long)sg_vaddr, - SMP_CACHE_BYTES)); + WARN_ON(!PTR_IS_ALIGNED(sg_vaddr, SMP_CACHE_BYTES)); dma_unmap_page(priv->rx_dma_dev, sg_addr, DPAA_BP_RAW_SIZE, DMA_FROM_DEVICE); @@ -2022,6 +2049,75 @@ static inline int dpaa_xmit(struct dpaa_priv *priv, return 0; } +#ifdef CONFIG_DPAA_ERRATUM_A050385 +int dpaa_a050385_wa(struct net_device *net_dev, struct sk_buff **s) +{ + struct dpaa_priv *priv = netdev_priv(net_dev); + struct sk_buff *new_skb, *skb = *s; + unsigned char *start, i; + + /* check linear buffer alignment */ + if (!PTR_IS_ALIGNED(skb->data, DPAA_A050385_ALIGN)) + goto workaround; + + /* linear buffers just need to have an aligned start */ + if (!skb_is_nonlinear(skb)) + return 0; + + /* linear data size for nonlinear skbs needs to be aligned */ + if (!IS_ALIGNED(skb_headlen(skb), DPAA_A050385_ALIGN)) + goto workaround; + + for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { + skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; + + /* all fragments need to have aligned start addresses */ + if (!IS_ALIGNED(skb_frag_off(frag), DPAA_A050385_ALIGN)) + goto workaround; + + /* all but last fragment need to have aligned sizes */ + if (!IS_ALIGNED(skb_frag_size(frag), DPAA_A050385_ALIGN) && + (i < skb_shinfo(skb)->nr_frags - 1)) + goto workaround; + } + + return 0; + +workaround: + /* copy all the skb content into a new linear buffer */ + new_skb = netdev_alloc_skb(net_dev, skb->len + DPAA_A050385_ALIGN - 1 + + priv->tx_headroom); + if (!new_skb) + return -ENOMEM; + + /* NET_SKB_PAD bytes already reserved, adding up to tx_headroom */ + skb_reserve(new_skb, priv->tx_headroom - NET_SKB_PAD); + + /* Workaround for DPAA_A050385 requires data start to be aligned */ + start = PTR_ALIGN(new_skb->data, DPAA_A050385_ALIGN); + if (start - new_skb->data != 0) + skb_reserve(new_skb, start - new_skb->data); + + skb_put(new_skb, skb->len); + skb_copy_bits(skb, 0, new_skb->data, skb->len); + skb_copy_header(new_skb, skb); + new_skb->dev = skb->dev; + + /* We move the headroom when we align it so we have to reset the + * network and transport header offsets relative to the new data + * pointer. The checksum offload relies on these offsets. + */ + skb_set_network_header(new_skb, skb_network_offset(skb)); + skb_set_transport_header(new_skb, skb_transport_offset(skb)); + + /* TODO: does timestamping need the result in the old skb? */ + dev_kfree_skb(skb); + *s = new_skb; + + return 0; +} +#endif + static netdev_tx_t dpaa_start_xmit(struct sk_buff *skb, struct net_device *net_dev) { @@ -2068,6 +2164,14 @@ dpaa_start_xmit(struct sk_buff *skb, struct net_device *net_dev) nonlinear = skb_is_nonlinear(skb); } +#ifdef CONFIG_DPAA_ERRATUM_A050385 + if (unlikely(fman_has_errata_a050385())) { + if (dpaa_a050385_wa(net_dev, &skb)) + goto enomem; + nonlinear = skb_is_nonlinear(skb); + } +#endif + if (nonlinear) { /* Just create a S/G fd based on the skb */ err = skb_to_sg_fd(priv, skb, &fd); @@ -2453,6 +2557,9 @@ static void dpaa_adjust_link(struct net_device *net_dev) mac_dev->adjust_link(mac_dev); } +/* The Aquantia PHYs are capable of performing rate adaptation */ +#define PHY_VEND_AQUANTIA 0x03a1b400 + static int dpaa_phy_init(struct net_device *net_dev) { __ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, }; @@ -2471,9 +2578,14 @@ static int dpaa_phy_init(struct net_device *net_dev) return -ENODEV; } - /* Remove any features not supported by the controller */ - ethtool_convert_legacy_u32_to_link_mode(mask, mac_dev->if_support); - linkmode_and(phy_dev->supported, phy_dev->supported, mask); + /* Unless the PHY is capable of rate adaptation */ + if (mac_dev->phy_if != PHY_INTERFACE_MODE_XGMII || + ((phy_dev->drv->phy_id & GENMASK(31, 10)) != PHY_VEND_AQUANTIA)) { + /* remove any features not supported by the controller */ + ethtool_convert_legacy_u32_to_link_mode(mask, + mac_dev->if_support); + linkmode_and(phy_dev->supported, phy_dev->supported, mask); + } phy_support_asym_pause(phy_dev); @@ -2733,9 +2845,7 @@ static inline u16 dpaa_get_headroom(struct dpaa_buffer_layout *bl) headroom = (u16)(bl->priv_data_size + DPAA_PARSE_RESULTS_SIZE + DPAA_TIME_STAMP_SIZE + DPAA_HASH_RESULTS_SIZE); - return DPAA_FD_DATA_ALIGNMENT ? ALIGN(headroom, - DPAA_FD_DATA_ALIGNMENT) : - headroom; + return ALIGN(headroom, DPAA_FD_DATA_ALIGNMENT); } static int dpaa_eth_probe(struct platform_device *pdev) diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c index 6437fe6b9abf..cc1b7f85e433 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c @@ -27,6 +27,20 @@ static int dpaa2_ptp_enable(struct ptp_clock_info *ptp, mc_dev = to_fsl_mc_device(dev); switch (rq->type) { + case PTP_CLK_REQ_EXTTS: + switch (rq->extts.index) { + case 0: + bit = DPRTC_EVENT_ETS1; + break; + case 1: + bit = DPRTC_EVENT_ETS2; + break; + default: + return -EINVAL; + } + if (on) + extts_clean_up(ptp_qoriq, rq->extts.index, false); + break; case PTP_CLK_REQ_PPS: bit = DPRTC_EVENT_PPS; break; @@ -96,6 +110,12 @@ static irqreturn_t dpaa2_ptp_irq_handler_thread(int irq, void *priv) ptp_clock_event(ptp_qoriq->clock, &event); } + if (status & DPRTC_EVENT_ETS1) + extts_clean_up(ptp_qoriq, 0, true); + + if (status & DPRTC_EVENT_ETS2) + extts_clean_up(ptp_qoriq, 1, true); + err = dprtc_clear_irq_status(mc_dev->mc_io, 0, mc_dev->mc_handle, DPRTC_IRQ_INDEX, status); if (unlikely(err)) { diff --git a/drivers/net/ethernet/freescale/dpaa2/dprtc-cmd.h b/drivers/net/ethernet/freescale/dpaa2/dprtc-cmd.h index 4ac05bfef338..96ffeb948f08 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dprtc-cmd.h +++ b/drivers/net/ethernet/freescale/dpaa2/dprtc-cmd.h @@ -9,9 +9,11 @@ /* Command versioning */ #define DPRTC_CMD_BASE_VERSION 1 +#define DPRTC_CMD_VERSION_2 2 #define DPRTC_CMD_ID_OFFSET 4 #define DPRTC_CMD(id) (((id) << DPRTC_CMD_ID_OFFSET) | DPRTC_CMD_BASE_VERSION) +#define DPRTC_CMD_V2(id) (((id) << DPRTC_CMD_ID_OFFSET) | DPRTC_CMD_VERSION_2) /* Command IDs */ #define DPRTC_CMDID_CLOSE DPRTC_CMD(0x800) @@ -19,7 +21,7 @@ #define DPRTC_CMDID_SET_IRQ_ENABLE DPRTC_CMD(0x012) #define DPRTC_CMDID_GET_IRQ_ENABLE DPRTC_CMD(0x013) -#define DPRTC_CMDID_SET_IRQ_MASK DPRTC_CMD(0x014) +#define DPRTC_CMDID_SET_IRQ_MASK DPRTC_CMD_V2(0x014) #define DPRTC_CMDID_GET_IRQ_MASK DPRTC_CMD(0x015) #define DPRTC_CMDID_GET_IRQ_STATUS DPRTC_CMD(0x016) #define DPRTC_CMDID_CLEAR_IRQ_STATUS DPRTC_CMD(0x017) diff --git a/drivers/net/ethernet/freescale/dpaa2/dprtc.h b/drivers/net/ethernet/freescale/dpaa2/dprtc.h index 311c184e1aef..05c413719e55 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dprtc.h +++ b/drivers/net/ethernet/freescale/dpaa2/dprtc.h @@ -20,6 +20,8 @@ struct fsl_mc_io; #define DPRTC_IRQ_INDEX 0 #define DPRTC_EVENT_PPS 0x08000000 +#define DPRTC_EVENT_ETS1 0x00800000 +#define DPRTC_EVENT_ETS2 0x00400000 int dprtc_open(struct fsl_mc_io *mc_io, u32 cmd_flags, diff --git a/drivers/net/ethernet/freescale/enetc/Kconfig b/drivers/net/ethernet/freescale/enetc/Kconfig index edad4ca46327..fe942de19597 100644 --- a/drivers/net/ethernet/freescale/enetc/Kconfig +++ b/drivers/net/ethernet/freescale/enetc/Kconfig @@ -2,6 +2,7 @@ config FSL_ENETC tristate "ENETC PF driver" depends on PCI && PCI_MSI && (ARCH_LAYERSCAPE || COMPILE_TEST) + select FSL_ENETC_MDIO select PHYLIB help This driver supports NXP ENETC gigabit ethernet controller PCIe diff --git a/drivers/net/ethernet/freescale/enetc/Makefile b/drivers/net/ethernet/freescale/enetc/Makefile index d0db33e5b6b7..74f7ac253b8b 100644 --- a/drivers/net/ethernet/freescale/enetc/Makefile +++ b/drivers/net/ethernet/freescale/enetc/Makefile @@ -3,7 +3,7 @@ common-objs := enetc.o enetc_cbdr.o enetc_ethtool.o obj-$(CONFIG_FSL_ENETC) += fsl-enetc.o -fsl-enetc-y := enetc_pf.o enetc_mdio.o $(common-objs) +fsl-enetc-y := enetc_pf.o $(common-objs) fsl-enetc-$(CONFIG_PCI_IOV) += enetc_msg.o fsl-enetc-$(CONFIG_FSL_ENETC_QOS) += enetc_qos.o diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c index 17739906c966..1f79e36116a3 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc.c +++ b/drivers/net/ethernet/freescale/enetc/enetc.c @@ -149,11 +149,21 @@ static int enetc_map_tx_buffs(struct enetc_bdr *tx_ring, struct sk_buff *skb, if (enetc_tx_csum(skb, &temp_bd)) flags |= ENETC_TXBD_FLAGS_CSUM | ENETC_TXBD_FLAGS_L4CS; + else if (tx_ring->tsd_enable) + flags |= ENETC_TXBD_FLAGS_TSE | ENETC_TXBD_FLAGS_TXSTART; /* first BD needs frm_len and offload flags set */ temp_bd.frm_len = cpu_to_le16(skb->len); temp_bd.flags = flags; + if (flags & ENETC_TXBD_FLAGS_TSE) { + u32 temp; + + temp = (skb->skb_mstamp_ns >> 5 & ENETC_TXBD_TXSTART_MASK) + | (flags << ENETC_TXBD_FLAGS_OFFSET); + temp_bd.txstart = cpu_to_le32(temp); + } + if (flags & ENETC_TXBD_FLAGS_EX) { u8 e_flags = 0; *txbd = temp_bd; @@ -227,6 +237,8 @@ static int enetc_map_tx_buffs(struct enetc_bdr *tx_ring, struct sk_buff *skb, enetc_bdr_idx_inc(tx_ring, &i); tx_ring->next_to_use = i; + skb_tx_timestamp(skb); + /* let H/W know BD ring has been updated */ enetc_wr_reg(tx_ring->tpir, i); /* includes wmb() */ @@ -1503,6 +1515,8 @@ int enetc_setup_tc(struct net_device *ndev, enum tc_setup_type type, return enetc_setup_tc_taprio(ndev, type_data); case TC_SETUP_QDISC_CBS: return enetc_setup_tc_cbs(ndev, type_data); + case TC_SETUP_QDISC_ETF: + return enetc_setup_tc_txtime(ndev, type_data); default: return -EOPNOTSUPP; } diff --git a/drivers/net/ethernet/freescale/enetc/enetc.h b/drivers/net/ethernet/freescale/enetc/enetc.h index 7ee0da6d0015..dd4a227ffc7a 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc.h +++ b/drivers/net/ethernet/freescale/enetc/enetc.h @@ -72,6 +72,7 @@ struct enetc_bdr { struct enetc_ring_stats stats; dma_addr_t bd_dma_base; + u8 tsd_enable; /* Time specific departure */ } ____cacheline_aligned_in_smp; static inline void enetc_bdr_idx_inc(struct enetc_bdr *bdr, int *i) @@ -256,8 +257,10 @@ int enetc_send_cmd(struct enetc_si *si, struct enetc_cbd *cbd); int enetc_setup_tc_taprio(struct net_device *ndev, void *type_data); void enetc_sched_speed_set(struct net_device *ndev); int enetc_setup_tc_cbs(struct net_device *ndev, void *type_data); +int enetc_setup_tc_txtime(struct net_device *ndev, void *type_data); #else #define enetc_setup_tc_taprio(ndev, type_data) -EOPNOTSUPP #define enetc_sched_speed_set(ndev) (void)0 #define enetc_setup_tc_cbs(ndev, type_data) -EOPNOTSUPP +#define enetc_setup_tc_txtime(ndev, type_data) -EOPNOTSUPP #endif diff --git a/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c b/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c index 880a8ed8bb47..301ee0dde02d 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c @@ -579,6 +579,7 @@ static int enetc_get_ts_info(struct net_device *ndev, (1 << HWTSTAMP_FILTER_ALL); #else info->so_timestamping = SOF_TIMESTAMPING_RX_SOFTWARE | + SOF_TIMESTAMPING_TX_SOFTWARE | SOF_TIMESTAMPING_SOFTWARE; #endif return 0; diff --git a/drivers/net/ethernet/freescale/enetc/enetc_hw.h b/drivers/net/ethernet/freescale/enetc/enetc_hw.h index 51f543ef37a8..62554f28ce07 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_hw.h +++ b/drivers/net/ethernet/freescale/enetc/enetc_hw.h @@ -200,6 +200,7 @@ enum enetc_bdr_type {TX, RX}; #define ENETC_PFPMR 0x1900 #define ENETC_PFPMR_PMACE BIT(1) #define ENETC_PFPMR_MWLM BIT(0) +#define ENETC_EMDIO_BASE 0x1c00 #define ENETC_PSIUMHFR0(n, err) (((err) ? 0x1d08 : 0x1d00) + (n) * 0x10) #define ENETC_PSIUMHFR1(n) (0x1d04 + (n) * 0x10) #define ENETC_PSIMMHFR0(n, err) (((err) ? 0x1d00 : 0x1d08) + (n) * 0x10) @@ -358,6 +359,7 @@ union enetc_tx_bd { u8 l4_csoff; u8 flags; }; /* default layout */ + __le32 txstart; __le32 lstatus; }; }; @@ -378,11 +380,14 @@ union enetc_tx_bd { }; #define ENETC_TXBD_FLAGS_L4CS BIT(0) +#define ENETC_TXBD_FLAGS_TSE BIT(1) #define ENETC_TXBD_FLAGS_W BIT(2) #define ENETC_TXBD_FLAGS_CSUM BIT(3) +#define ENETC_TXBD_FLAGS_TXSTART BIT(4) #define ENETC_TXBD_FLAGS_EX BIT(6) #define ENETC_TXBD_FLAGS_F BIT(7) - +#define ENETC_TXBD_TXSTART_MASK GENMASK(24, 0) +#define ENETC_TXBD_FLAGS_OFFSET 24 static inline void enetc_clear_tx_bd(union enetc_tx_bd *txbd) { memset(txbd, 0, sizeof(*txbd)); @@ -615,3 +620,7 @@ struct enetc_cbd { /* Port time gating capability register */ #define ENETC_QBV_PTGCAPR_OFFSET 0x11a08 #define ENETC_QBV_MAX_GCL_LEN_MASK GENMASK(15, 0) + +/* Port time specific departure */ +#define ENETC_PTCTSDR(n) (0x1210 + 4 * (n)) +#define ENETC_TSDE BIT(31) diff --git a/drivers/net/ethernet/freescale/enetc/enetc_mdio.c b/drivers/net/ethernet/freescale/enetc/enetc_mdio.c index 149883c8f0b8..48c32a171afa 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_mdio.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_mdio.c @@ -1,41 +1,56 @@ // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) /* Copyright 2019 NXP */ +#include <linux/fsl/enetc_mdio.h> #include <linux/mdio.h> #include <linux/of_mdio.h> #include <linux/iopoll.h> #include <linux/of.h> -#include "enetc_mdio.h" +#include "enetc_pf.h" -#define ENETC_MDIO_REG_OFFSET 0x1c00 #define ENETC_MDIO_CFG 0x0 /* MDIO configuration and status */ #define ENETC_MDIO_CTL 0x4 /* MDIO control */ #define ENETC_MDIO_DATA 0x8 /* MDIO data */ #define ENETC_MDIO_ADDR 0xc /* MDIO address */ -#define enetc_mdio_rd(hw, off) \ - enetc_port_rd(hw, ENETC_##off + ENETC_MDIO_REG_OFFSET) -#define enetc_mdio_wr(hw, off, val) \ - enetc_port_wr(hw, ENETC_##off + ENETC_MDIO_REG_OFFSET, val) -#define enetc_mdio_rd_reg(off) enetc_mdio_rd(hw, off) +static inline u32 _enetc_mdio_rd(struct enetc_mdio_priv *mdio_priv, int off) +{ + return enetc_port_rd(mdio_priv->hw, mdio_priv->mdio_base + off); +} + +static inline void _enetc_mdio_wr(struct enetc_mdio_priv *mdio_priv, int off, + u32 val) +{ + enetc_port_wr(mdio_priv->hw, mdio_priv->mdio_base + off, val); +} -#define ENETC_MDC_DIV 258 +#define enetc_mdio_rd(mdio_priv, off) \ + _enetc_mdio_rd(mdio_priv, ENETC_##off) +#define enetc_mdio_wr(mdio_priv, off, val) \ + _enetc_mdio_wr(mdio_priv, ENETC_##off, val) +#define enetc_mdio_rd_reg(off) enetc_mdio_rd(mdio_priv, off) #define MDIO_CFG_CLKDIV(x) ((((x) >> 1) & 0xff) << 8) #define MDIO_CFG_BSY BIT(0) #define MDIO_CFG_RD_ER BIT(1) +#define MDIO_CFG_HOLD(x) (((x) << 2) & GENMASK(4, 2)) #define MDIO_CFG_ENC45 BIT(6) /* external MDIO only - driven on neg MDC edge */ #define MDIO_CFG_NEG BIT(23) +#define ENETC_EMDIO_CFG \ + (MDIO_CFG_HOLD(2) | \ + MDIO_CFG_CLKDIV(258) | \ + MDIO_CFG_NEG) + #define MDIO_CTL_DEV_ADDR(x) ((x) & 0x1f) #define MDIO_CTL_PORT_ADDR(x) (((x) & 0x1f) << 5) #define MDIO_CTL_READ BIT(15) #define MDIO_DATA(x) ((x) & 0xffff) #define TIMEOUT 1000 -static int enetc_mdio_wait_complete(struct enetc_hw *hw) +static int enetc_mdio_wait_complete(struct enetc_mdio_priv *mdio_priv) { u32 val; @@ -46,12 +61,11 @@ static int enetc_mdio_wait_complete(struct enetc_hw *hw) int enetc_mdio_write(struct mii_bus *bus, int phy_id, int regnum, u16 value) { struct enetc_mdio_priv *mdio_priv = bus->priv; - struct enetc_hw *hw = mdio_priv->hw; u32 mdio_ctl, mdio_cfg; u16 dev_addr; int ret; - mdio_cfg = MDIO_CFG_CLKDIV(ENETC_MDC_DIV) | MDIO_CFG_NEG; + mdio_cfg = ENETC_EMDIO_CFG; if (regnum & MII_ADDR_C45) { dev_addr = (regnum >> 16) & 0x1f; mdio_cfg |= MDIO_CFG_ENC45; @@ -61,44 +75,44 @@ int enetc_mdio_write(struct mii_bus *bus, int phy_id, int regnum, u16 value) mdio_cfg &= ~MDIO_CFG_ENC45; } - enetc_mdio_wr(hw, MDIO_CFG, mdio_cfg); + enetc_mdio_wr(mdio_priv, MDIO_CFG, mdio_cfg); - ret = enetc_mdio_wait_complete(hw); + ret = enetc_mdio_wait_complete(mdio_priv); if (ret) return ret; /* set port and dev addr */ mdio_ctl = MDIO_CTL_PORT_ADDR(phy_id) | MDIO_CTL_DEV_ADDR(dev_addr); - enetc_mdio_wr(hw, MDIO_CTL, mdio_ctl); + enetc_mdio_wr(mdio_priv, MDIO_CTL, mdio_ctl); /* set the register address */ if (regnum & MII_ADDR_C45) { - enetc_mdio_wr(hw, MDIO_ADDR, regnum & 0xffff); + enetc_mdio_wr(mdio_priv, MDIO_ADDR, regnum & 0xffff); - ret = enetc_mdio_wait_complete(hw); + ret = enetc_mdio_wait_complete(mdio_priv); if (ret) return ret; } /* write the value */ - enetc_mdio_wr(hw, MDIO_DATA, MDIO_DATA(value)); + enetc_mdio_wr(mdio_priv, MDIO_DATA, MDIO_DATA(value)); - ret = enetc_mdio_wait_complete(hw); + ret = enetc_mdio_wait_complete(mdio_priv); if (ret) return ret; return 0; } +EXPORT_SYMBOL_GPL(enetc_mdio_write); int enetc_mdio_read(struct mii_bus *bus, int phy_id, int regnum) { struct enetc_mdio_priv *mdio_priv = bus->priv; - struct enetc_hw *hw = mdio_priv->hw; u32 mdio_ctl, mdio_cfg; u16 dev_addr, value; int ret; - mdio_cfg = MDIO_CFG_CLKDIV(ENETC_MDC_DIV) | MDIO_CFG_NEG; + mdio_cfg = ENETC_EMDIO_CFG; if (regnum & MII_ADDR_C45) { dev_addr = (regnum >> 16) & 0x1f; mdio_cfg |= MDIO_CFG_ENC45; @@ -107,86 +121,56 @@ int enetc_mdio_read(struct mii_bus *bus, int phy_id, int regnum) mdio_cfg &= ~MDIO_CFG_ENC45; } - enetc_mdio_wr(hw, MDIO_CFG, mdio_cfg); + enetc_mdio_wr(mdio_priv, MDIO_CFG, mdio_cfg); - ret = enetc_mdio_wait_complete(hw); + ret = enetc_mdio_wait_complete(mdio_priv); if (ret) return ret; /* set port and device addr */ mdio_ctl = MDIO_CTL_PORT_ADDR(phy_id) | MDIO_CTL_DEV_ADDR(dev_addr); - enetc_mdio_wr(hw, MDIO_CTL, mdio_ctl); + enetc_mdio_wr(mdio_priv, MDIO_CTL, mdio_ctl); /* set the register address */ if (regnum & MII_ADDR_C45) { - enetc_mdio_wr(hw, MDIO_ADDR, regnum & 0xffff); + enetc_mdio_wr(mdio_priv, MDIO_ADDR, regnum & 0xffff); - ret = enetc_mdio_wait_complete(hw); + ret = enetc_mdio_wait_complete(mdio_priv); if (ret) return ret; } /* initiate the read */ - enetc_mdio_wr(hw, MDIO_CTL, mdio_ctl | MDIO_CTL_READ); + enetc_mdio_wr(mdio_priv, MDIO_CTL, mdio_ctl | MDIO_CTL_READ); - ret = enetc_mdio_wait_complete(hw); + ret = enetc_mdio_wait_complete(mdio_priv); if (ret) return ret; /* return all Fs if nothing was there */ - if (enetc_mdio_rd(hw, MDIO_CFG) & MDIO_CFG_RD_ER) { + if (enetc_mdio_rd(mdio_priv, MDIO_CFG) & MDIO_CFG_RD_ER) { dev_dbg(&bus->dev, "Error while reading PHY%d reg at %d.%hhu\n", phy_id, dev_addr, regnum); return 0xffff; } - value = enetc_mdio_rd(hw, MDIO_DATA) & 0xffff; + value = enetc_mdio_rd(mdio_priv, MDIO_DATA) & 0xffff; return value; } +EXPORT_SYMBOL_GPL(enetc_mdio_read); -int enetc_mdio_probe(struct enetc_pf *pf) +struct enetc_hw *enetc_hw_alloc(struct device *dev, void __iomem *port_regs) { - struct device *dev = &pf->si->pdev->dev; - struct enetc_mdio_priv *mdio_priv; - struct device_node *np; - struct mii_bus *bus; - int err; - - bus = devm_mdiobus_alloc_size(dev, sizeof(*mdio_priv)); - if (!bus) - return -ENOMEM; - - bus->name = "Freescale ENETC MDIO Bus"; - bus->read = enetc_mdio_read; - bus->write = enetc_mdio_write; - bus->parent = dev; - mdio_priv = bus->priv; - mdio_priv->hw = &pf->si->hw; - snprintf(bus->id, MII_BUS_ID_SIZE, "%s", dev_name(dev)); - - np = of_get_child_by_name(dev->of_node, "mdio"); - if (!np) { - dev_err(dev, "MDIO node missing\n"); - return -EINVAL; - } - - err = of_mdiobus_register(bus, np); - if (err) { - of_node_put(np); - dev_err(dev, "cannot register MDIO bus\n"); - return err; - } + struct enetc_hw *hw; - of_node_put(np); - pf->mdio = bus; + hw = devm_kzalloc(dev, sizeof(*hw), GFP_KERNEL); + if (!hw) + return ERR_PTR(-ENOMEM); - return 0; -} + hw->port = port_regs; -void enetc_mdio_remove(struct enetc_pf *pf) -{ - if (pf->mdio) - mdiobus_unregister(pf->mdio); + return hw; } +EXPORT_SYMBOL_GPL(enetc_hw_alloc); diff --git a/drivers/net/ethernet/freescale/enetc/enetc_mdio.h b/drivers/net/ethernet/freescale/enetc/enetc_mdio.h deleted file mode 100644 index 60c9a3889824..000000000000 --- a/drivers/net/ethernet/freescale/enetc/enetc_mdio.h +++ /dev/null @@ -1,12 +0,0 @@ -/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */ -/* Copyright 2019 NXP */ - -#include <linux/phy.h> -#include "enetc_pf.h" - -struct enetc_mdio_priv { - struct enetc_hw *hw; -}; - -int enetc_mdio_write(struct mii_bus *bus, int phy_id, int regnum, u16 value); -int enetc_mdio_read(struct mii_bus *bus, int phy_id, int regnum); diff --git a/drivers/net/ethernet/freescale/enetc/enetc_pci_mdio.c b/drivers/net/ethernet/freescale/enetc/enetc_pci_mdio.c index fbd41ce01f06..ebc635f8a4cc 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_pci_mdio.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_pci_mdio.c @@ -1,7 +1,8 @@ // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) /* Copyright 2019 NXP */ +#include <linux/fsl/enetc_mdio.h> #include <linux/of_mdio.h> -#include "enetc_mdio.h" +#include "enetc_pf.h" #define ENETC_MDIO_DEV_ID 0xee01 #define ENETC_MDIO_DEV_NAME "FSL PCIe IE Central MDIO" @@ -13,17 +14,29 @@ static int enetc_pci_mdio_probe(struct pci_dev *pdev, { struct enetc_mdio_priv *mdio_priv; struct device *dev = &pdev->dev; + void __iomem *port_regs; struct enetc_hw *hw; struct mii_bus *bus; int err; - hw = devm_kzalloc(dev, sizeof(*hw), GFP_KERNEL); - if (!hw) - return -ENOMEM; + port_regs = pci_iomap(pdev, 0, 0); + if (!port_regs) { + dev_err(dev, "iomap failed\n"); + err = -ENXIO; + goto err_ioremap; + } + + hw = enetc_hw_alloc(dev, port_regs); + if (IS_ERR(hw)) { + err = PTR_ERR(hw); + goto err_hw_alloc; + } bus = devm_mdiobus_alloc_size(dev, sizeof(*mdio_priv)); - if (!bus) - return -ENOMEM; + if (!bus) { + err = -ENOMEM; + goto err_mdiobus_alloc; + } bus->name = ENETC_MDIO_BUS_NAME; bus->read = enetc_mdio_read; @@ -31,13 +44,14 @@ static int enetc_pci_mdio_probe(struct pci_dev *pdev, bus->parent = dev; mdio_priv = bus->priv; mdio_priv->hw = hw; + mdio_priv->mdio_base = ENETC_EMDIO_BASE; snprintf(bus->id, MII_BUS_ID_SIZE, "%s", dev_name(dev)); pcie_flr(pdev); err = pci_enable_device_mem(pdev); if (err) { dev_err(dev, "device enable failed\n"); - return err; + goto err_pci_enable; } err = pci_request_region(pdev, 0, KBUILD_MODNAME); @@ -46,13 +60,6 @@ static int enetc_pci_mdio_probe(struct pci_dev *pdev, goto err_pci_mem_reg; } - hw->port = pci_iomap(pdev, 0, 0); - if (!hw->port) { - err = -ENXIO; - dev_err(dev, "iomap failed\n"); - goto err_ioremap; - } - err = of_mdiobus_register(bus, dev->of_node); if (err) goto err_mdiobus_reg; @@ -62,12 +69,14 @@ static int enetc_pci_mdio_probe(struct pci_dev *pdev, return 0; err_mdiobus_reg: - iounmap(mdio_priv->hw->port); -err_ioremap: pci_release_mem_regions(pdev); err_pci_mem_reg: pci_disable_device(pdev); - +err_pci_enable: +err_mdiobus_alloc: + iounmap(port_regs); +err_hw_alloc: +err_ioremap: return err; } diff --git a/drivers/net/ethernet/freescale/enetc/enetc_pf.c b/drivers/net/ethernet/freescale/enetc/enetc_pf.c index e7482d483b28..fc0d7d99e9a1 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_pf.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_pf.c @@ -2,6 +2,7 @@ /* Copyright 2017-2019 NXP */ #include <linux/module.h> +#include <linux/fsl/enetc_mdio.h> #include <linux/of_mdio.h> #include <linux/of_net.h> #include "enetc_pf.h" @@ -749,6 +750,52 @@ static void enetc_pf_netdev_setup(struct enetc_si *si, struct net_device *ndev, enetc_get_primary_mac_addr(&si->hw, ndev->dev_addr); } +static int enetc_mdio_probe(struct enetc_pf *pf) +{ + struct device *dev = &pf->si->pdev->dev; + struct enetc_mdio_priv *mdio_priv; + struct device_node *np; + struct mii_bus *bus; + int err; + + bus = devm_mdiobus_alloc_size(dev, sizeof(*mdio_priv)); + if (!bus) + return -ENOMEM; + + bus->name = "Freescale ENETC MDIO Bus"; + bus->read = enetc_mdio_read; + bus->write = enetc_mdio_write; + bus->parent = dev; + mdio_priv = bus->priv; + mdio_priv->hw = &pf->si->hw; + mdio_priv->mdio_base = ENETC_EMDIO_BASE; + snprintf(bus->id, MII_BUS_ID_SIZE, "%s", dev_name(dev)); + + np = of_get_child_by_name(dev->of_node, "mdio"); + if (!np) { + dev_err(dev, "MDIO node missing\n"); + return -EINVAL; + } + + err = of_mdiobus_register(bus, np); + if (err) { + of_node_put(np); + dev_err(dev, "cannot register MDIO bus\n"); + return err; + } + + of_node_put(np); + pf->mdio = bus; + + return 0; +} + +static void enetc_mdio_remove(struct enetc_pf *pf) +{ + if (pf->mdio) + mdiobus_unregister(pf->mdio); +} + static int enetc_of_get_phy(struct enetc_ndev_priv *priv) { struct enetc_pf *pf = enetc_si_priv(priv->si); diff --git a/drivers/net/ethernet/freescale/enetc/enetc_pf.h b/drivers/net/ethernet/freescale/enetc/enetc_pf.h index 10dd1b53bb08..59e65a6f6c3e 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_pf.h +++ b/drivers/net/ethernet/freescale/enetc/enetc_pf.h @@ -49,7 +49,3 @@ struct enetc_pf { int enetc_msg_psi_init(struct enetc_pf *pf); void enetc_msg_psi_free(struct enetc_pf *pf); void enetc_msg_handle_rxmsg(struct enetc_pf *pf, int mbox_id, u16 *status); - -/* MDIO */ -int enetc_mdio_probe(struct enetc_pf *pf); -void enetc_mdio_remove(struct enetc_pf *pf); diff --git a/drivers/net/ethernet/freescale/enetc/enetc_qos.c b/drivers/net/ethernet/freescale/enetc/enetc_qos.c index 2e99438cb1bf..0c6bf3a55a9a 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_qos.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_qos.c @@ -36,7 +36,6 @@ void enetc_sched_speed_set(struct net_device *ndev) case SPEED_10: default: pspeed = ENETC_PMR_PSPEED_10M; - netdev_err(ndev, "Qbv PSPEED set speed link down.\n"); } priv->speed = speed; @@ -156,6 +155,11 @@ int enetc_setup_tc_taprio(struct net_device *ndev, void *type_data) int err; int i; + /* TSD and Qbv are mutually exclusive in hardware */ + for (i = 0; i < priv->num_tx_rings; i++) + if (priv->tx_ring[i]->tsd_enable) + return -EBUSY; + for (i = 0; i < priv->num_tx_rings; i++) enetc_set_bdr_prio(&priv->si->hw, priv->tx_ring[i]->index, @@ -192,7 +196,6 @@ int enetc_setup_tc_cbs(struct net_device *ndev, void *type_data) u32 hi_credit_bit, hi_credit_reg; u32 max_interference_size; u32 port_frame_max_size; - u32 tc_max_sized_frame; u8 tc = cbs->queue; u8 prio_top, prio_next; int bw_sum = 0; @@ -250,7 +253,7 @@ int enetc_setup_tc_cbs(struct net_device *ndev, void *type_data) return -EINVAL; } - tc_max_sized_frame = enetc_port_rd(&si->hw, ENETC_PTCMSDUR(tc)); + enetc_port_rd(&si->hw, ENETC_PTCMSDUR(tc)); /* For top prio TC, the max_interfrence_size is maxSizedFrame. * @@ -298,3 +301,33 @@ int enetc_setup_tc_cbs(struct net_device *ndev, void *type_data) return 0; } + +int enetc_setup_tc_txtime(struct net_device *ndev, void *type_data) +{ + struct enetc_ndev_priv *priv = netdev_priv(ndev); + struct tc_etf_qopt_offload *qopt = type_data; + u8 tc_nums = netdev_get_num_tc(ndev); + int tc; + + if (!tc_nums) + return -EOPNOTSUPP; + + tc = qopt->queue; + + if (tc < 0 || tc >= priv->num_tx_rings) + return -EINVAL; + + /* Do not support TXSTART and TX CSUM offload simutaniously */ + if (ndev->features & NETIF_F_CSUM_MASK) + return -EBUSY; + + /* TSD and Qbv are mutually exclusive in hardware */ + if (enetc_rd(&priv->si->hw, ENETC_QBV_PTGCR_OFFSET) & ENETC_QBV_TGE) + return -EBUSY; + + priv->tx_ring[tc]->tsd_enable = qopt->enable; + enetc_port_wr(&priv->si->hw, ENETC_PTCTSDR(tc), + qopt->enable ? ENETC_TSDE : 0); + + return 0; +} diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 9294027e9d90..23c5fef2f1ad 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -1141,7 +1141,7 @@ fec_stop(struct net_device *ndev) static void -fec_timeout(struct net_device *ndev) +fec_timeout(struct net_device *ndev, unsigned int txqueue) { struct fec_enet_private *fep = netdev_priv(ndev); @@ -2529,15 +2529,15 @@ fec_enet_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *ec) return -EINVAL; } - cycle = fec_enet_us_to_itr_clock(ndev, fep->rx_time_itr); + cycle = fec_enet_us_to_itr_clock(ndev, ec->rx_coalesce_usecs); if (cycle > 0xFFFF) { dev_err(dev, "Rx coalesced usec exceed hardware limitation\n"); return -EINVAL; } - cycle = fec_enet_us_to_itr_clock(ndev, fep->tx_time_itr); + cycle = fec_enet_us_to_itr_clock(ndev, ec->tx_coalesce_usecs); if (cycle > 0xFFFF) { - dev_err(dev, "Rx coalesced usec exceed hardware limitation\n"); + dev_err(dev, "Tx coalesced usec exceed hardware limitation\n"); return -EINVAL; } diff --git a/drivers/net/ethernet/freescale/fec_mpc52xx.c b/drivers/net/ethernet/freescale/fec_mpc52xx.c index 30cdb246d020..7a3f066e611d 100644 --- a/drivers/net/ethernet/freescale/fec_mpc52xx.c +++ b/drivers/net/ethernet/freescale/fec_mpc52xx.c @@ -84,7 +84,7 @@ static int debug = -1; /* the above default */ module_param(debug, int, 0); MODULE_PARM_DESC(debug, "debugging messages level"); -static void mpc52xx_fec_tx_timeout(struct net_device *dev) +static void mpc52xx_fec_tx_timeout(struct net_device *dev, unsigned int txqueue) { struct mpc52xx_fec_priv *priv = netdev_priv(dev); unsigned long flags; @@ -785,16 +785,6 @@ static const struct ethtool_ops mpc52xx_fec_ethtool_ops = { }; -static int mpc52xx_fec_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) -{ - struct phy_device *phydev = dev->phydev; - - if (!phydev) - return -ENOTSUPP; - - return phy_mii_ioctl(phydev, rq, cmd); -} - static const struct net_device_ops mpc52xx_fec_netdev_ops = { .ndo_open = mpc52xx_fec_open, .ndo_stop = mpc52xx_fec_close, @@ -802,7 +792,7 @@ static const struct net_device_ops mpc52xx_fec_netdev_ops = { .ndo_set_rx_mode = mpc52xx_fec_set_multicast_list, .ndo_set_mac_address = mpc52xx_fec_set_mac_address, .ndo_validate_addr = eth_validate_addr, - .ndo_do_ioctl = mpc52xx_fec_ioctl, + .ndo_do_ioctl = phy_do_ioctl, .ndo_tx_timeout = mpc52xx_fec_tx_timeout, .ndo_get_stats = mpc52xx_fec_get_stats, #ifdef CONFIG_NET_POLL_CONTROLLER diff --git a/drivers/net/ethernet/freescale/fman/Kconfig b/drivers/net/ethernet/freescale/fman/Kconfig index 0139cb9042ec..34150182cc35 100644 --- a/drivers/net/ethernet/freescale/fman/Kconfig +++ b/drivers/net/ethernet/freescale/fman/Kconfig @@ -8,3 +8,31 @@ config FSL_FMAN help Freescale Data-Path Acceleration Architecture Frame Manager (FMan) support + +config DPAA_ERRATUM_A050385 + bool + depends on ARM64 && FSL_DPAA + default y + help + DPAA FMan erratum A050385 software workaround implementation: + align buffers, data start, SG fragment length to avoid FMan DMA + splits. + FMAN DMA read or writes under heavy traffic load may cause FMAN + internal resource leak thus stopping further packet processing. + The FMAN internal queue can overflow when FMAN splits single + read or write transactions into multiple smaller transactions + such that more than 17 AXI transactions are in flight from FMAN + to interconnect. When the FMAN internal queue overflows, it can + stall further packet processing. The issue can occur with any + one of the following three conditions: + 1. FMAN AXI transaction crosses 4K address boundary (Errata + A010022) + 2. FMAN DMA address for an AXI transaction is not 16 byte + aligned, i.e. the last 4 bits of an address are non-zero + 3. Scatter Gather (SG) frames have more than one SG buffer in + the SG list and any one of the buffers, except the last + buffer in the SG list has data size that is not a multiple + of 16 bytes, i.e., other than 16, 32, 48, 64, etc. + With any one of the above three conditions present, there is + likelihood of stalled FMAN packet processing, especially under + stress with multiple ports injecting line-rate traffic. diff --git a/drivers/net/ethernet/freescale/fman/fman.c b/drivers/net/ethernet/freescale/fman/fman.c index 934111def0be..f151d6e111dd 100644 --- a/drivers/net/ethernet/freescale/fman/fman.c +++ b/drivers/net/ethernet/freescale/fman/fman.c @@ -1,5 +1,6 @@ /* * Copyright 2008-2015 Freescale Semiconductor Inc. + * Copyright 2020 NXP * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: @@ -566,6 +567,10 @@ struct fman_cfg { u32 qmi_def_tnums_thresh; }; +#ifdef CONFIG_DPAA_ERRATUM_A050385 +static bool fman_has_err_a050385; +#endif + static irqreturn_t fman_exceptions(struct fman *fman, enum fman_exceptions exception) { @@ -2518,6 +2523,14 @@ struct fman *fman_bind(struct device *fm_dev) } EXPORT_SYMBOL(fman_bind); +#ifdef CONFIG_DPAA_ERRATUM_A050385 +bool fman_has_errata_a050385(void) +{ + return fman_has_err_a050385; +} +EXPORT_SYMBOL(fman_has_errata_a050385); +#endif + static irqreturn_t fman_err_irq(int irq, void *handle) { struct fman *fman = (struct fman *)handle; @@ -2845,6 +2858,11 @@ static struct fman *read_dts_node(struct platform_device *of_dev) goto fman_free; } +#ifdef CONFIG_DPAA_ERRATUM_A050385 + fman_has_err_a050385 = + of_property_read_bool(fm_node, "fsl,erratum-a050385"); +#endif + return fman; fman_node_put: diff --git a/drivers/net/ethernet/freescale/fman/fman.h b/drivers/net/ethernet/freescale/fman/fman.h index 935c317fa696..f2ede1360f03 100644 --- a/drivers/net/ethernet/freescale/fman/fman.h +++ b/drivers/net/ethernet/freescale/fman/fman.h @@ -1,5 +1,6 @@ /* * Copyright 2008-2015 Freescale Semiconductor Inc. + * Copyright 2020 NXP * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: @@ -398,6 +399,10 @@ u16 fman_get_max_frm(void); int fman_get_rx_extra_headroom(void); +#ifdef CONFIG_DPAA_ERRATUM_A050385 +bool fman_has_errata_a050385(void); +#endif + struct fman *fman_bind(struct device *dev); #endif /* __FM_H */ diff --git a/drivers/net/ethernet/freescale/fman/fman_memac.c b/drivers/net/ethernet/freescale/fman/fman_memac.c index 41c6fa200e74..e1901874c19f 100644 --- a/drivers/net/ethernet/freescale/fman/fman_memac.c +++ b/drivers/net/ethernet/freescale/fman/fman_memac.c @@ -110,7 +110,7 @@ do { \ /* Interface Mode Register (IF_MODE) */ #define IF_MODE_MASK 0x00000003 /* 30-31 Mask on i/f mode bits */ -#define IF_MODE_XGMII 0x00000000 /* 30-31 XGMII (10G) interface */ +#define IF_MODE_10G 0x00000000 /* 30-31 10G interface */ #define IF_MODE_GMII 0x00000002 /* 30-31 GMII (1G) interface */ #define IF_MODE_RGMII 0x00000004 #define IF_MODE_RGMII_AUTO 0x00008000 @@ -440,7 +440,7 @@ static int init(struct memac_regs __iomem *regs, struct memac_cfg *cfg, tmp = 0; switch (phy_if) { case PHY_INTERFACE_MODE_XGMII: - tmp |= IF_MODE_XGMII; + tmp |= IF_MODE_10G; break; default: tmp |= IF_MODE_GMII; diff --git a/drivers/net/ethernet/freescale/fman/mac.c b/drivers/net/ethernet/freescale/fman/mac.c index f0806ace1ae2..55f2122c3217 100644 --- a/drivers/net/ethernet/freescale/fman/mac.c +++ b/drivers/net/ethernet/freescale/fman/mac.c @@ -692,7 +692,7 @@ static int mac_probe(struct platform_device *_of_dev) mac_dev->res = __devm_request_region(dev, fman_get_mem_region(priv->fman), - res.start, res.end + 1 - res.start, + res.start, resource_size(&res), "mac"); if (!mac_dev->res) { dev_err(dev, "__devm_request_mem_region(mac) failed\n"); @@ -701,7 +701,7 @@ static int mac_probe(struct platform_device *_of_dev) } priv->vaddr = devm_ioremap(dev, mac_dev->res->start, - mac_dev->res->end + 1 - mac_dev->res->start); + resource_size(mac_dev->res)); if (!priv->vaddr) { dev_err(dev, "devm_ioremap() failed\n"); err = -EIO; diff --git a/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c b/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c index 3981c06f082f..add61fed33ee 100644 --- a/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c +++ b/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c @@ -641,7 +641,7 @@ static void fs_timeout_work(struct work_struct *work) netif_wake_queue(dev); } -static void fs_timeout(struct net_device *dev) +static void fs_timeout(struct net_device *dev, unsigned int txqueue) { struct fs_enet_private *fep = netdev_priv(dev); @@ -882,14 +882,6 @@ static const struct ethtool_ops fs_ethtool_ops = { .set_tunable = fs_set_tunable, }; -static int fs_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) -{ - if (!netif_running(dev)) - return -EINVAL; - - return phy_mii_ioctl(dev->phydev, rq, cmd); -} - extern int fs_mii_connect(struct net_device *dev); extern void fs_mii_disconnect(struct net_device *dev); @@ -907,7 +899,7 @@ static const struct net_device_ops fs_enet_netdev_ops = { .ndo_start_xmit = fs_enet_start_xmit, .ndo_tx_timeout = fs_timeout, .ndo_set_rx_mode = fs_set_multicast_list, - .ndo_do_ioctl = fs_ioctl, + .ndo_do_ioctl = phy_do_ioctl_running, .ndo_validate_addr = eth_validate_addr, .ndo_set_mac_address = eth_mac_addr, #ifdef CONFIG_NET_POLL_CONTROLLER diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index 72868a28b621..f7e5cafe89a9 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -2093,7 +2093,7 @@ static void gfar_reset_task(struct work_struct *work) reset_gfar(priv->ndev); } -static void gfar_timeout(struct net_device *dev) +static void gfar_timeout(struct net_device *dev, unsigned int txqueue) { struct gfar_private *priv = netdev_priv(dev); @@ -2205,13 +2205,17 @@ static void gfar_clean_tx_ring(struct gfar_priv_tx_q *tx_queue) skb_dirtytx = tx_queue->skb_dirtytx; while ((skb = tx_queue->tx_skbuff[skb_dirtytx])) { + bool do_tstamp; + + do_tstamp = (skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) && + priv->hwts_tx_en; frags = skb_shinfo(skb)->nr_frags; /* When time stamping, one additional TxBD must be freed. * Also, we need to dma_unmap_single() the TxPAL. */ - if (unlikely(skb_shinfo(skb)->tx_flags & SKBTX_IN_PROGRESS)) + if (unlikely(do_tstamp)) nr_txbds = frags + 2; else nr_txbds = frags + 1; @@ -2225,7 +2229,7 @@ static void gfar_clean_tx_ring(struct gfar_priv_tx_q *tx_queue) (lstatus & BD_LENGTH_MASK)) break; - if (unlikely(skb_shinfo(skb)->tx_flags & SKBTX_IN_PROGRESS)) { + if (unlikely(do_tstamp)) { next = next_txbd(bdp, base, tx_ring_size); buflen = be16_to_cpu(next->length) + GMAC_FCB_LEN + GMAC_TXPAL_LEN; @@ -2235,7 +2239,7 @@ static void gfar_clean_tx_ring(struct gfar_priv_tx_q *tx_queue) dma_unmap_single(priv->dev, be32_to_cpu(bdp->bufPtr), buflen, DMA_TO_DEVICE); - if (unlikely(skb_shinfo(skb)->tx_flags & SKBTX_IN_PROGRESS)) { + if (unlikely(do_tstamp)) { struct skb_shared_hwtstamps shhwtstamps; u64 *ns = (u64 *)(((uintptr_t)skb->data + 0x10) & ~0x7UL); diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c index f839fa94ebdd..0d101c00286f 100644 --- a/drivers/net/ethernet/freescale/ucc_geth.c +++ b/drivers/net/ethernet/freescale/ucc_geth.c @@ -3545,7 +3545,7 @@ static void ucc_geth_timeout_work(struct work_struct *work) * ucc_geth_timeout gets called when a packet has not been * transmitted after a set amount of time. */ -static void ucc_geth_timeout(struct net_device *dev) +static void ucc_geth_timeout(struct net_device *dev, unsigned int txqueue) { struct ucc_geth_private *ugeth = netdev_priv(dev); diff --git a/drivers/net/ethernet/freescale/xgmac_mdio.c b/drivers/net/ethernet/freescale/xgmac_mdio.c index e03b30c60dcf..c82c85ef5fb3 100644 --- a/drivers/net/ethernet/freescale/xgmac_mdio.c +++ b/drivers/net/ethernet/freescale/xgmac_mdio.c @@ -49,6 +49,7 @@ struct tgec_mdio_controller { struct mdio_fsl_priv { struct tgec_mdio_controller __iomem *mdio_base; bool is_little_endian; + bool has_a011043; }; static u32 xgmac_read32(void __iomem *regs, @@ -226,7 +227,8 @@ static int xgmac_mdio_read(struct mii_bus *bus, int phy_id, int regnum) return ret; /* Return all Fs if nothing was there */ - if (xgmac_read32(®s->mdio_stat, endian) & MDIO_STAT_RD_ER) { + if ((xgmac_read32(®s->mdio_stat, endian) & MDIO_STAT_RD_ER) && + !priv->has_a011043) { dev_err(&bus->dev, "Error while reading PHY%d reg at %d.%hhu\n", phy_id, dev_addr, regnum); @@ -274,6 +276,9 @@ static int xgmac_mdio_probe(struct platform_device *pdev) priv->is_little_endian = of_property_read_bool(pdev->dev.of_node, "little-endian"); + priv->has_a011043 = of_property_read_bool(pdev->dev.of_node, + "fsl,erratum-a011043"); + ret = of_mdiobus_register(bus, np); if (ret) { dev_err(&pdev->dev, "cannot register MDIO bus\n"); |