diff options
Diffstat (limited to 'drivers/net/ethernet')
77 files changed, 559 insertions, 3301 deletions
diff --git a/drivers/net/ethernet/Kconfig b/drivers/net/ethernet/Kconfig index 93a2d4deb27c..dc9dee55976b 100644 --- a/drivers/net/ethernet/Kconfig +++ b/drivers/net/ethernet/Kconfig @@ -151,7 +151,6 @@ config NET_NETX To compile this driver as a module, choose M here. The module will be called netx-eth. -source "drivers/net/ethernet/nuvoton/Kconfig" source "drivers/net/ethernet/nvidia/Kconfig" source "drivers/net/ethernet/nxp/Kconfig" source "drivers/net/ethernet/oki-semi/Kconfig" diff --git a/drivers/net/ethernet/Makefile b/drivers/net/ethernet/Makefile index fb9155cffcff..4bc3c95562bf 100644 --- a/drivers/net/ethernet/Makefile +++ b/drivers/net/ethernet/Makefile @@ -65,7 +65,6 @@ obj-$(CONFIG_NET_VENDOR_NETERION) += neterion/ obj-$(CONFIG_NET_VENDOR_NETRONOME) += netronome/ obj-$(CONFIG_NET_VENDOR_NI) += ni/ obj-$(CONFIG_NET_NETX) += netx-eth.o -obj-$(CONFIG_NET_VENDOR_NUVOTON) += nuvoton/ obj-$(CONFIG_NET_VENDOR_NVIDIA) += nvidia/ obj-$(CONFIG_LPC_ENET) += nxp/ obj-$(CONFIG_NET_VENDOR_OKI) += oki-semi/ diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-main.c b/drivers/net/ethernet/amd/xgbe/xgbe-main.c index b41f23679a08..7ce9c69e9c44 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-main.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-main.c @@ -469,13 +469,19 @@ static int __init xgbe_mod_init(void) ret = xgbe_platform_init(); if (ret) - return ret; + goto err_platform_init; ret = xgbe_pci_init(); if (ret) - return ret; + goto err_pci_init; return 0; + +err_pci_init: + xgbe_platform_exit(); +err_platform_init: + unregister_netdevice_notifier(&xgbe_netdev_notifier); + return ret; } static void __exit xgbe_mod_exit(void) diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_filters.c b/drivers/net/ethernet/aquantia/atlantic/aq_filters.c index 440690b18734..aee827f07c16 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_filters.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_filters.c @@ -431,7 +431,8 @@ int aq_del_fvlan_by_vlan(struct aq_nic_s *aq_nic, u16 vlan_id) if (be16_to_cpu(rule->aq_fsp.h_ext.vlan_tci) == vlan_id) break; } - if (rule && be16_to_cpu(rule->aq_fsp.h_ext.vlan_tci) == vlan_id) { + if (rule && rule->type == aq_rx_filter_vlan && + be16_to_cpu(rule->aq_fsp.h_ext.vlan_tci) == vlan_id) { struct ethtool_rxnfc cmd; cmd.fs.location = rule->aq_fsp.location; @@ -843,7 +844,7 @@ int aq_filters_vlans_update(struct aq_nic_s *aq_nic) return err; if (aq_nic->ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER) { - if (hweight < AQ_VLAN_MAX_FILTERS && hweight > 0) { + if (hweight <= AQ_VLAN_MAX_FILTERS && hweight > 0) { err = aq_hw_ops->hw_filter_vlan_ctrl(aq_hw, !(aq_nic->packet_filter & IFF_PROMISC)); aq_nic->aq_nic_cfg.is_vlan_force_promisc = false; diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_main.c b/drivers/net/ethernet/aquantia/atlantic/aq_main.c index 100722ad5c2d..b4a0fb281e69 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_main.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_main.c @@ -61,6 +61,10 @@ static int aq_ndev_open(struct net_device *ndev) if (err < 0) goto err_exit; + err = aq_filters_vlans_update(aq_nic); + if (err < 0) + goto err_exit; + err = aq_nic_start(aq_nic); if (err < 0) goto err_exit; diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c index e1392766e21e..8f66e7817811 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c @@ -393,7 +393,7 @@ int aq_nic_start(struct aq_nic_s *self) self->aq_nic_cfg.link_irq_vec); err = request_threaded_irq(irqvec, NULL, aq_linkstate_threaded_isr, - IRQF_SHARED, + IRQF_SHARED | IRQF_ONESHOT, self->ndev->name, self); if (err < 0) goto err_exit; diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_vec.c b/drivers/net/ethernet/aquantia/atlantic/aq_vec.c index 715685aa48c3..28892b8acd0e 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_vec.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_vec.c @@ -86,6 +86,7 @@ static int aq_vec_poll(struct napi_struct *napi, int budget) } } +err_exit: if (!was_tx_cleaned) work_done = budget; @@ -95,7 +96,7 @@ static int aq_vec_poll(struct napi_struct *napi, int budget) 1U << self->aq_ring_param.vec_idx); } } -err_exit: + return work_done; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index e47ea92e2ae3..d10b421ed1f1 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -3057,12 +3057,13 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode, bool keep_link) /* if VF indicate to PF this function is going down (PF will delete sp * elements and clear initializations */ - if (IS_VF(bp)) + if (IS_VF(bp)) { + bnx2x_clear_vlan_info(bp); bnx2x_vfpf_close_vf(bp); - else if (unload_mode != UNLOAD_RECOVERY) + } else if (unload_mode != UNLOAD_RECOVERY) { /* if this is a normal/close unload need to clean up chip*/ bnx2x_chip_cleanup(bp, unload_mode, keep_link); - else { + } else { /* Send the UNLOAD_REQUEST to the MCP */ bnx2x_send_unload_req(bp, unload_mode); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h index c2f6e44e9a3f..8b08cb18e363 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h @@ -425,6 +425,8 @@ void bnx2x_set_reset_global(struct bnx2x *bp); void bnx2x_disable_close_the_gate(struct bnx2x *bp); int bnx2x_init_hw_func_cnic(struct bnx2x *bp); +void bnx2x_clear_vlan_info(struct bnx2x *bp); + /** * bnx2x_sp_event - handle ramrods completion. * diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 2cc14db8f0ec..192ff8d5da32 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -8482,11 +8482,21 @@ int bnx2x_set_vlan_one(struct bnx2x *bp, u16 vlan, return rc; } +void bnx2x_clear_vlan_info(struct bnx2x *bp) +{ + struct bnx2x_vlan_entry *vlan; + + /* Mark that hw forgot all entries */ + list_for_each_entry(vlan, &bp->vlan_reg, link) + vlan->hw = false; + + bp->vlan_cnt = 0; +} + static int bnx2x_del_all_vlans(struct bnx2x *bp) { struct bnx2x_vlan_mac_obj *vlan_obj = &bp->sp_objs[0].vlan_obj; unsigned long ramrod_flags = 0, vlan_flags = 0; - struct bnx2x_vlan_entry *vlan; int rc; __set_bit(RAMROD_COMP_WAIT, &ramrod_flags); @@ -8495,10 +8505,7 @@ static int bnx2x_del_all_vlans(struct bnx2x *bp) if (rc) return rc; - /* Mark that hw forgot all entries */ - list_for_each_entry(vlan, &bp->vlan_reg, link) - vlan->hw = false; - bp->vlan_cnt = 0; + bnx2x_clear_vlan_info(bp); return 0; } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 7070349915bc..8dce4069472b 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -2021,9 +2021,9 @@ static void __bnxt_poll_work_done(struct bnxt *bp, struct bnxt_napi *bnapi) if (bnapi->events & BNXT_RX_EVENT) { struct bnxt_rx_ring_info *rxr = bnapi->rx_ring; - bnxt_db_write(bp, &rxr->rx_db, rxr->rx_prod); if (bnapi->events & BNXT_AGG_EVENT) bnxt_db_write(bp, &rxr->rx_agg_db, rxr->rx_agg_prod); + bnxt_db_write(bp, &rxr->rx_db, rxr->rx_prod); } bnapi->events = 0; } @@ -5064,6 +5064,7 @@ static void bnxt_set_db(struct bnxt *bp, struct bnxt_db_info *db, u32 ring_type, static int bnxt_hwrm_ring_alloc(struct bnxt *bp) { + bool agg_rings = !!(bp->flags & BNXT_FLAG_AGG_RINGS); int i, rc = 0; u32 type; @@ -5139,7 +5140,9 @@ static int bnxt_hwrm_ring_alloc(struct bnxt *bp) if (rc) goto err_out; bnxt_set_db(bp, &rxr->rx_db, type, map_idx, ring->fw_ring_id); - bnxt_db_write(bp, &rxr->rx_db, rxr->rx_prod); + /* If we have agg rings, post agg buffers first. */ + if (!agg_rings) + bnxt_db_write(bp, &rxr->rx_db, rxr->rx_prod); bp->grp_info[map_idx].rx_fw_ring_id = ring->fw_ring_id; if (bp->flags & BNXT_FLAG_CHIP_P5) { struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring; @@ -5158,7 +5161,7 @@ static int bnxt_hwrm_ring_alloc(struct bnxt *bp) } } - if (bp->flags & BNXT_FLAG_AGG_RINGS) { + if (agg_rings) { type = HWRM_RING_ALLOC_AGG; for (i = 0; i < bp->rx_nr_rings; i++) { struct bnxt_rx_ring_info *rxr = &bp->rx_ring[i]; @@ -5174,6 +5177,7 @@ static int bnxt_hwrm_ring_alloc(struct bnxt *bp) bnxt_set_db(bp, &rxr->rx_agg_db, type, map_idx, ring->fw_ring_id); bnxt_db_write(bp, &rxr->rx_agg_db, rxr->rx_agg_prod); + bnxt_db_write(bp, &rxr->rx_db, rxr->rx_prod); bp->grp_info[grp_idx].agg_fw_ring_id = ring->fw_ring_id; } } @@ -7016,19 +7020,29 @@ static void bnxt_hwrm_clear_vnic_rss(struct bnxt *bp) bnxt_hwrm_vnic_set_rss(bp, i, false); } -static void bnxt_hwrm_resource_free(struct bnxt *bp, bool close_path, - bool irq_re_init) +static void bnxt_clear_vnic(struct bnxt *bp) { - if (bp->vnic_info) { - bnxt_hwrm_clear_vnic_filter(bp); + if (!bp->vnic_info) + return; + + bnxt_hwrm_clear_vnic_filter(bp); + if (!(bp->flags & BNXT_FLAG_CHIP_P5)) { /* clear all RSS setting before free vnic ctx */ bnxt_hwrm_clear_vnic_rss(bp); bnxt_hwrm_vnic_ctx_free(bp); - /* before free the vnic, undo the vnic tpa settings */ - if (bp->flags & BNXT_FLAG_TPA) - bnxt_set_tpa(bp, false); - bnxt_hwrm_vnic_free(bp); } + /* before free the vnic, undo the vnic tpa settings */ + if (bp->flags & BNXT_FLAG_TPA) + bnxt_set_tpa(bp, false); + bnxt_hwrm_vnic_free(bp); + if (bp->flags & BNXT_FLAG_CHIP_P5) + bnxt_hwrm_vnic_ctx_free(bp); +} + +static void bnxt_hwrm_resource_free(struct bnxt *bp, bool close_path, + bool irq_re_init) +{ + bnxt_clear_vnic(bp); bnxt_hwrm_ring_free(bp, close_path); bnxt_hwrm_ring_grp_free(bp); if (irq_re_init) { diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c index 549c90d3e465..c05d663212b2 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c @@ -98,10 +98,13 @@ static int bnxt_hwrm_nvm_req(struct bnxt *bp, u32 param_id, void *msg, if (idx) req->dimensions = cpu_to_le16(1); - if (req->req_type == cpu_to_le16(HWRM_NVM_SET_VARIABLE)) + if (req->req_type == cpu_to_le16(HWRM_NVM_SET_VARIABLE)) { memcpy(data_addr, buf, bytesize); - - rc = hwrm_send_message(bp, msg, msg_len, HWRM_CMD_TIMEOUT); + rc = hwrm_send_message(bp, msg, msg_len, HWRM_CMD_TIMEOUT); + } else { + rc = hwrm_send_message_silent(bp, msg, msg_len, + HWRM_CMD_TIMEOUT); + } if (!rc && req->req_type == cpu_to_le16(HWRM_NVM_GET_VARIABLE)) memcpy(buf, data_addr, bytesize); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index c7ee63d69679..8445a0cce849 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -2016,21 +2016,19 @@ static int bnxt_flash_package_from_file(struct net_device *dev, mutex_lock(&bp->hwrm_cmd_lock); hwrm_err = _hwrm_send_message(bp, &install, sizeof(install), INSTALL_PACKAGE_TIMEOUT); - if (hwrm_err) - goto flash_pkg_exit; - - if (resp->error_code) { + if (hwrm_err) { u8 error_code = ((struct hwrm_err_output *)resp)->cmd_err; - if (error_code == NVM_INSTALL_UPDATE_CMD_ERR_CODE_FRAG_ERR) { + if (resp->error_code && error_code == + NVM_INSTALL_UPDATE_CMD_ERR_CODE_FRAG_ERR) { install.flags |= cpu_to_le16( NVM_INSTALL_UPDATE_REQ_FLAGS_ALLOWED_TO_DEFRAG); hwrm_err = _hwrm_send_message(bp, &install, sizeof(install), INSTALL_PACKAGE_TIMEOUT); - if (hwrm_err) - goto flash_pkg_exit; } + if (hwrm_err) + goto flash_pkg_exit; } if (resp->result) { diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c index 6fe4a7174271..dd621f6bd127 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c @@ -1236,7 +1236,7 @@ static int __bnxt_tc_del_flow(struct bnxt *bp, static void bnxt_tc_set_flow_dir(struct bnxt *bp, struct bnxt_tc_flow *flow, u16 src_fid) { - flow->dir = (bp->pf.fw_fid == src_fid) ? BNXT_DIR_RX : BNXT_DIR_TX; + flow->l2_key.dir = (bp->pf.fw_fid == src_fid) ? BNXT_DIR_RX : BNXT_DIR_TX; } static void bnxt_tc_set_src_fid(struct bnxt *bp, struct bnxt_tc_flow *flow, @@ -1285,9 +1285,7 @@ static int bnxt_tc_add_flow(struct bnxt *bp, u16 src_fid, goto free_node; bnxt_tc_set_src_fid(bp, flow, src_fid); - - if (bp->fw_cap & BNXT_FW_CAP_OVS_64BIT_HANDLE) - bnxt_tc_set_flow_dir(bp, flow, src_fid); + bnxt_tc_set_flow_dir(bp, flow, flow->src_fid); if (!bnxt_tc_can_offload(bp, flow)) { rc = -EOPNOTSUPP; @@ -1407,7 +1405,7 @@ static void bnxt_fill_cfa_stats_req(struct bnxt *bp, * 2. 15th bit of flow_handle must specify the flow * direction (TX/RX). */ - if (flow_node->flow.dir == BNXT_DIR_RX) + if (flow_node->flow.l2_key.dir == BNXT_DIR_RX) handle = CFA_FLOW_INFO_REQ_FLOW_HANDLE_DIR_RX | CFA_FLOW_INFO_REQ_FLOW_HANDLE_MAX_MASK; else diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.h index ffec57d1a5ec..4f05305052f2 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.h @@ -23,6 +23,9 @@ struct bnxt_tc_l2_key { __be16 inner_vlan_tci; __be16 ether_type; u8 num_vlans; + u8 dir; +#define BNXT_DIR_RX 1 +#define BNXT_DIR_TX 0 }; struct bnxt_tc_l3_key { @@ -98,9 +101,6 @@ struct bnxt_tc_flow { /* flow applicable to pkts ingressing on this fid */ u16 src_fid; - u8 dir; -#define BNXT_DIR_RX 1 -#define BNXT_DIR_TX 0 struct bnxt_tc_l2_key l2_key; struct bnxt_tc_l2_key l2_mask; struct bnxt_tc_l3_key l3_key; diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index d3a0b614dbfa..b22196880d6d 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -1124,6 +1124,7 @@ static const struct ethtool_ops bcmgenet_ethtool_ops = { .set_coalesce = bcmgenet_set_coalesce, .get_link_ksettings = bcmgenet_get_link_ksettings, .set_link_ksettings = bcmgenet_set_link_ksettings, + .get_ts_info = ethtool_op_get_ts_info, }; /* Power down the unimac, based on mode. */ diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 5ca17e62dc3e..35b59b5edf0f 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -4154,7 +4154,7 @@ static const struct of_device_id macb_dt_ids[] = { { .compatible = "cdns,emac", .data = &emac_config }, { .compatible = "cdns,zynqmp-gem", .data = &zynqmp_config}, { .compatible = "cdns,zynq-gem", .data = &zynq_config }, - { .compatible = "sifive,fu540-macb", .data = &fu540_c000_config }, + { .compatible = "sifive,fu540-c000-gem", .data = &fu540_c000_config }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, macb_dt_ids); diff --git a/drivers/net/ethernet/cavium/common/cavium_ptp.c b/drivers/net/ethernet/cavium/common/cavium_ptp.c index 73632b843749..b821c9e1604c 100644 --- a/drivers/net/ethernet/cavium/common/cavium_ptp.c +++ b/drivers/net/ethernet/cavium/common/cavium_ptp.c @@ -10,7 +10,7 @@ #include "cavium_ptp.h" -#define DRV_NAME "Cavium PTP Driver" +#define DRV_NAME "cavium_ptp" #define PCI_DEVICE_ID_CAVIUM_PTP 0xA00C #define PCI_DEVICE_ID_CAVIUM_RST 0xA00E diff --git a/drivers/net/ethernet/cavium/liquidio/request_manager.c b/drivers/net/ethernet/cavium/liquidio/request_manager.c index 032224178b64..6dd65f9b347c 100644 --- a/drivers/net/ethernet/cavium/liquidio/request_manager.c +++ b/drivers/net/ethernet/cavium/liquidio/request_manager.c @@ -237,8 +237,10 @@ int octeon_setup_iq(struct octeon_device *oct, } oct->num_iqs++; - if (oct->fn_list.enable_io_queues(oct)) + if (oct->fn_list.enable_io_queues(oct)) { + octeon_delete_instr_queue(oct, iq_no); return 1; + } return 0; } diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c index 02959035ed3f..d692251ee252 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c @@ -3236,8 +3236,10 @@ static ssize_t blocked_fl_write(struct file *filp, const char __user *ubuf, return -ENOMEM; err = bitmap_parse_user(ubuf, count, t, adap->sge.egr_sz); - if (err) + if (err) { + kvfree(t); return err; + } bitmap_copy(adap->sge.blocked_fl, t, adap->sge.egr_sz); kvfree(t); diff --git a/drivers/net/ethernet/ezchip/nps_enet.h b/drivers/net/ethernet/ezchip/nps_enet.h index 133acca0bf31..092da2d90026 100644 --- a/drivers/net/ethernet/ezchip/nps_enet.h +++ b/drivers/net/ethernet/ezchip/nps_enet.h @@ -167,7 +167,7 @@ struct nps_enet_priv { }; /** - * nps_reg_set - Sets ENET register with provided value. + * nps_enet_reg_set - Sets ENET register with provided value. * @priv: Pointer to EZchip ENET private data structure. * @reg: Register offset from base address. * @value: Value to set in register. @@ -179,7 +179,7 @@ static inline void nps_enet_reg_set(struct nps_enet_priv *priv, } /** - * nps_reg_get - Gets value of specified ENET register. + * nps_enet_reg_get - Gets value of specified ENET register. * @priv: Pointer to EZchip ENET private data structure. * @reg: Register offset from base address. * diff --git a/drivers/net/ethernet/freescale/enetc/enetc_ptp.c b/drivers/net/ethernet/freescale/enetc/enetc_ptp.c index 2fd2586e42bf..bc594892507a 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_ptp.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_ptp.c @@ -82,7 +82,7 @@ static int enetc_ptp_probe(struct pci_dev *pdev, n = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_MSIX); if (n != 1) { err = -EPERM; - goto err_irq; + goto err_irq_vectors; } ptp_qoriq->irq = pci_irq_vector(pdev, 0); @@ -107,6 +107,8 @@ static int enetc_ptp_probe(struct pci_dev *pdev, err_no_clock: free_irq(ptp_qoriq->irq, ptp_qoriq); err_irq: + pci_free_irq_vectors(pdev); +err_irq_vectors: iounmap(base); err_ioremap: kfree(ptp_qoriq); @@ -125,6 +127,7 @@ static void enetc_ptp_remove(struct pci_dev *pdev) enetc_phc_index = -1; ptp_qoriq_free(ptp_qoriq); + pci_free_irq_vectors(pdev); kfree(ptp_qoriq); pci_release_mem_regions(pdev); diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c index 497298752381..aca95f64bde8 100644 --- a/drivers/net/ethernet/google/gve/gve_main.c +++ b/drivers/net/ethernet/google/gve/gve_main.c @@ -50,7 +50,7 @@ static void gve_get_stats(struct net_device *dev, struct rtnl_link_stats64 *s) u64_stats_fetch_begin(&priv->tx[ring].statss); s->tx_packets += priv->tx[ring].pkt_done; s->tx_bytes += priv->tx[ring].bytes_done; - } while (u64_stats_fetch_retry(&priv->rx[ring].statss, + } while (u64_stats_fetch_retry(&priv->tx[ring].statss, start)); } } diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c index 0a7243825e7b..85a3b062371d 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c @@ -98,7 +98,7 @@ static const struct hclge_hw_error hclge_igu_egu_tnl_int[] = { .reset_level = HNAE3_GLOBAL_RESET }, { .int_msk = BIT(1), .msg = "rx_stp_fifo_overflow", .reset_level = HNAE3_GLOBAL_RESET }, - { .int_msk = BIT(2), .msg = "rx_stp_fifo_undeflow", + { .int_msk = BIT(2), .msg = "rx_stp_fifo_underflow", .reset_level = HNAE3_GLOBAL_RESET }, { .int_msk = BIT(3), .msg = "tx_buf_overflow", .reset_level = HNAE3_GLOBAL_RESET }, diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c index d654c234aaf7..c5be4ebd8437 100644 --- a/drivers/net/ethernet/ibm/ibmveth.c +++ b/drivers/net/ethernet/ibm/ibmveth.c @@ -1605,7 +1605,7 @@ static int ibmveth_probe(struct vio_dev *dev, const struct vio_device_id *id) struct net_device *netdev; struct ibmveth_adapter *adapter; unsigned char *mac_addr_p; - unsigned int *mcastFilterSize_p; + __be32 *mcastFilterSize_p; long ret; unsigned long ret_attr; @@ -1627,8 +1627,9 @@ static int ibmveth_probe(struct vio_dev *dev, const struct vio_device_id *id) return -EINVAL; } - mcastFilterSize_p = (unsigned int *)vio_get_attribute(dev, - VETH_MCAST_FILTER_SIZE, NULL); + mcastFilterSize_p = (__be32 *)vio_get_attribute(dev, + VETH_MCAST_FILTER_SIZE, + NULL); if (!mcastFilterSize_p) { dev_err(&dev->dev, "Can't find VETH_MCAST_FILTER_SIZE " "attribute\n"); @@ -1645,7 +1646,7 @@ static int ibmveth_probe(struct vio_dev *dev, const struct vio_device_id *id) adapter->vdev = dev; adapter->netdev = netdev; - adapter->mcastFilterSize = *mcastFilterSize_p; + adapter->mcastFilterSize = be32_to_cpu(*mcastFilterSize_p); adapter->pool_config = 0; netif_napi_add(netdev, &adapter->napi, ibmveth_poll, 16); diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index 3da680073265..5cb55ea671e3 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -1568,6 +1568,8 @@ static netdev_tx_t ibmvnic_xmit(struct sk_buff *skb, struct net_device *netdev) lpar_rc = send_subcrq_indirect(adapter, handle_array[queue_num], (u64)tx_buff->indir_dma, (u64)num_entries); + dma_unmap_single(dev, tx_buff->indir_dma, + sizeof(tx_buff->indir_arr), DMA_TO_DEVICE); } else { tx_buff->num_entries = num_entries; lpar_rc = send_subcrq(adapter, handle_array[queue_num], @@ -1981,6 +1983,13 @@ static void __ibmvnic_reset(struct work_struct *work) rwi = get_next_rwi(adapter); while (rwi) { + if (adapter->state == VNIC_REMOVING || + adapter->state == VNIC_REMOVED) { + kfree(rwi); + rc = EBUSY; + break; + } + if (adapter->force_reset_recovery) { adapter->force_reset_recovery = false; rc = do_hard_reset(adapter, rwi, reset_state); @@ -2788,7 +2797,6 @@ static int ibmvnic_complete_tx(struct ibmvnic_adapter *adapter, union sub_crq *next; int index; int i, j; - u8 *first; restart_loop: while (pending_scrq(adapter, scrq)) { @@ -2818,14 +2826,6 @@ restart_loop: txbuff->data_dma[j] = 0; } - /* if sub_crq was sent indirectly */ - first = &txbuff->indir_arr[0].generic.first; - if (*first == IBMVNIC_CRQ_CMD) { - dma_unmap_single(dev, txbuff->indir_dma, - sizeof(txbuff->indir_arr), - DMA_TO_DEVICE); - *first = 0; - } if (txbuff->last_frag) { dev_kfree_skb_any(txbuff->skb); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index cbaf712d6529..51c696b6bf64 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -36,6 +36,7 @@ #include <net/vxlan.h> #include <net/mpls.h> #include <net/xdp_sock.h> +#include <net/xfrm.h> #include "ixgbe.h" #include "ixgbe_common.h" @@ -2621,7 +2622,7 @@ adjust_by_size: /* 16K ints/sec to 9.2K ints/sec */ avg_wire_size *= 15; avg_wire_size += 11452; - } else if (avg_wire_size <= 1980) { + } else if (avg_wire_size < 1968) { /* 9.2K ints/sec to 8K ints/sec */ avg_wire_size *= 5; avg_wire_size += 22420; @@ -2654,6 +2655,8 @@ adjust_by_size: case IXGBE_LINK_SPEED_2_5GB_FULL: case IXGBE_LINK_SPEED_1GB_FULL: case IXGBE_LINK_SPEED_10_FULL: + if (avg_wire_size > 8064) + avg_wire_size = 8064; itr += DIV_ROUND_UP(avg_wire_size, IXGBE_ITR_ADAPTIVE_MIN_INC * 64) * IXGBE_ITR_ADAPTIVE_MIN_INC; @@ -7897,11 +7900,8 @@ static void ixgbe_service_task(struct work_struct *work) return; } if (ixgbe_check_fw_error(adapter)) { - if (!test_bit(__IXGBE_DOWN, &adapter->state)) { - rtnl_lock(); + if (!test_bit(__IXGBE_DOWN, &adapter->state)) unregister_netdev(adapter->netdev); - rtnl_unlock(); - } ixgbe_service_event_complete(adapter); return; } @@ -8698,7 +8698,7 @@ netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *skb, #endif /* IXGBE_FCOE */ #ifdef CONFIG_IXGBE_IPSEC - if (secpath_exists(skb) && + if (xfrm_offload(skb) && !ixgbe_ipsec_tx(tx_ring, first, &ipsec_tx)) goto out_drop; #endif diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c index 6b609553329f..a3b6d8c89127 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c @@ -633,19 +633,17 @@ static void ixgbe_clean_xdp_tx_buffer(struct ixgbe_ring *tx_ring, bool ixgbe_clean_xdp_tx_irq(struct ixgbe_q_vector *q_vector, struct ixgbe_ring *tx_ring, int napi_budget) { + u16 ntc = tx_ring->next_to_clean, ntu = tx_ring->next_to_use; unsigned int total_packets = 0, total_bytes = 0; - u32 i = tx_ring->next_to_clean, xsk_frames = 0; - unsigned int budget = q_vector->tx.work_limit; struct xdp_umem *umem = tx_ring->xsk_umem; union ixgbe_adv_tx_desc *tx_desc; struct ixgbe_tx_buffer *tx_bi; - bool xmit_done; + u32 xsk_frames = 0; - tx_bi = &tx_ring->tx_buffer_info[i]; - tx_desc = IXGBE_TX_DESC(tx_ring, i); - i -= tx_ring->count; + tx_bi = &tx_ring->tx_buffer_info[ntc]; + tx_desc = IXGBE_TX_DESC(tx_ring, ntc); - do { + while (ntc != ntu) { if (!(tx_desc->wb.status & cpu_to_le32(IXGBE_TXD_STAT_DD))) break; @@ -661,22 +659,18 @@ bool ixgbe_clean_xdp_tx_irq(struct ixgbe_q_vector *q_vector, tx_bi++; tx_desc++; - i++; - if (unlikely(!i)) { - i -= tx_ring->count; + ntc++; + if (unlikely(ntc == tx_ring->count)) { + ntc = 0; tx_bi = tx_ring->tx_buffer_info; tx_desc = IXGBE_TX_DESC(tx_ring, 0); } /* issue prefetch for next Tx descriptor */ prefetch(tx_desc); + } - /* update budget accounting */ - budget--; - } while (likely(budget)); - - i += tx_ring->count; - tx_ring->next_to_clean = i; + tx_ring->next_to_clean = ntc; u64_stats_update_begin(&tx_ring->syncp); tx_ring->stats.bytes += total_bytes; @@ -688,8 +682,7 @@ bool ixgbe_clean_xdp_tx_irq(struct ixgbe_q_vector *q_vector, if (xsk_frames) xsk_umem_complete_tx(umem, xsk_frames); - xmit_done = ixgbe_xmit_zc(tx_ring, q_vector->tx.work_limit); - return budget > 0 && xmit_done; + return ixgbe_xmit_zc(tx_ring, q_vector->tx.work_limit); } int ixgbe_xsk_async_xmit(struct net_device *dev, u32 qid) diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index d2b41f9f87f8..72872d6ca80c 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -30,6 +30,7 @@ #include <linux/bpf.h> #include <linux/bpf_trace.h> #include <linux/atomic.h> +#include <net/xfrm.h> #include "ixgbevf.h" @@ -4161,7 +4162,7 @@ static int ixgbevf_xmit_frame_ring(struct sk_buff *skb, first->protocol = vlan_get_protocol(skb); #ifdef CONFIG_IXGBEVF_IPSEC - if (secpath_exists(skb) && !ixgbevf_ipsec_tx(tx_ring, first, &ipsec_tx)) + if (xfrm_offload(skb) && !ixgbevf_ipsec_tx(tx_ring, first, &ipsec_tx)) goto out_drop; #endif tso = ixgbevf_tso(tx_ring, first, &hdr_len, &ipsec_tx); diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c index a01c75ede871..e0363870f3a5 100644 --- a/drivers/net/ethernet/marvell/sky2.c +++ b/drivers/net/ethernet/marvell/sky2.c @@ -4931,6 +4931,13 @@ static const struct dmi_system_id msi_blacklist[] = { DMI_MATCH(DMI_BOARD_NAME, "P6T"), }, }, + { + .ident = "ASUS P6X", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."), + DMI_MATCH(DMI_BOARD_NAME, "P6X"), + }, + }, {} }; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c index 6c01314e87b0..db3552f2d087 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c @@ -1187,7 +1187,7 @@ int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv) err = mlx4_qp_alloc(mdev->dev, priv->base_qpn, rss_map->indir_qp); if (err) { en_err(priv, "Failed to allocate RSS indirection QP\n"); - goto rss_err; + goto qp_alloc_err; } rss_map->indir_qp->event = mlx4_en_sqp_event; @@ -1241,6 +1241,7 @@ indir_err: MLX4_QP_STATE_RST, NULL, 0, 0, rss_map->indir_qp); mlx4_qp_remove(mdev->dev, rss_map->indir_qp); mlx4_qp_free(mdev->dev, rss_map->indir_qp); +qp_alloc_err: kfree(rss_map->indir_qp); rss_map->indir_qp = NULL; rss_err: diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 1f6e16d5ea6b..309470ec0219 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -2240,7 +2240,7 @@ static int mlx4_validate_optimized_steering(struct mlx4_dev *dev) for (i = 1; i <= dev->caps.num_ports; i++) { if (mlx4_dev_port(dev, i, &port_cap)) { mlx4_err(dev, - "QUERY_DEV_CAP command failed, can't veify DMFS high rate steering.\n"); + "QUERY_DEV_CAP command failed, can't verify DMFS high rate steering.\n"); } else if ((dev->caps.dmfs_high_steer_mode != MLX4_STEERING_DMFS_A0_DEFAULT) && (port_cap.dmfs_optimized_state == diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index ce1be2a84231..65bec19a438f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -184,8 +184,13 @@ static inline int mlx5e_get_max_num_channels(struct mlx5_core_dev *mdev) struct mlx5e_tx_wqe { struct mlx5_wqe_ctrl_seg ctrl; - struct mlx5_wqe_eth_seg eth; - struct mlx5_wqe_data_seg data[0]; + union { + struct { + struct mlx5_wqe_eth_seg eth; + struct mlx5_wqe_data_seg data[0]; + }; + u8 tls_progress_params_ctx[0]; + }; }; struct mlx5e_rx_wqe_ll { @@ -1100,6 +1105,8 @@ u32 mlx5e_ethtool_get_rxfh_key_size(struct mlx5e_priv *priv); u32 mlx5e_ethtool_get_rxfh_indir_size(struct mlx5e_priv *priv); int mlx5e_ethtool_get_ts_info(struct mlx5e_priv *priv, struct ethtool_ts_info *info); +int mlx5e_ethtool_flash_device(struct mlx5e_priv *priv, + struct ethtool_flash *flash); void mlx5e_ethtool_get_pauseparam(struct mlx5e_priv *priv, struct ethtool_pauseparam *pauseparam); int mlx5e_ethtool_set_pauseparam(struct mlx5e_priv *priv, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c index f3d98748b211..c7f86453c638 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c @@ -76,26 +76,21 @@ static int mlx5e_tx_reporter_err_cqe_recover(struct mlx5e_txqsq *sq) u8 state; int err; - if (!test_bit(MLX5E_SQ_STATE_RECOVERING, &sq->state)) - return 0; - err = mlx5_core_query_sq_state(mdev, sq->sqn, &state); if (err) { netdev_err(dev, "Failed to query SQ 0x%x state. err = %d\n", sq->sqn, err); - return err; + goto out; } - if (state != MLX5_SQC_STATE_ERR) { - netdev_err(dev, "SQ 0x%x not in ERROR state\n", sq->sqn); - return -EINVAL; - } + if (state != MLX5_SQC_STATE_ERR) + goto out; mlx5e_tx_disable_queue(sq->txq); err = mlx5e_wait_for_sq_flush(sq); if (err) - return err; + goto out; /* At this point, no new packets will arrive from the stack as TXQ is * marked with QUEUE_STATE_DRV_XOFF. In addition, NAPI cleared all @@ -104,13 +99,17 @@ static int mlx5e_tx_reporter_err_cqe_recover(struct mlx5e_txqsq *sq) err = mlx5e_sq_to_ready(sq, state); if (err) - return err; + goto out; mlx5e_reset_txqsq_cc_pc(sq); sq->stats->recover++; + clear_bit(MLX5E_SQ_STATE_RECOVERING, &sq->state); mlx5e_activate_txqsq(sq); return 0; +out: + clear_bit(MLX5E_SQ_STATE_RECOVERING, &sq->state); + return err; } static int mlx5_tx_health_report(struct devlink_health_reporter *tx_reporter, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c index aaffa6f68dc0..7f78c004d12f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c @@ -143,7 +143,10 @@ void mlx5e_activate_xsk(struct mlx5e_channel *c) { set_bit(MLX5E_RQ_STATE_ENABLED, &c->xskrq.state); /* TX queue is created active. */ + + spin_lock(&c->xskicosq_lock); mlx5e_trigger_irq(&c->xskicosq); + spin_unlock(&c->xskicosq_lock); } void mlx5e_deactivate_xsk(struct mlx5e_channel *c) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.h index 407da83474ef..b7298f9ee3d3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.h @@ -11,12 +11,14 @@ #include "accel/tls.h" #define MLX5E_KTLS_STATIC_UMR_WQE_SZ \ - (sizeof(struct mlx5e_umr_wqe) + MLX5_ST_SZ_BYTES(tls_static_params)) + (offsetof(struct mlx5e_umr_wqe, tls_static_params_ctx) + \ + MLX5_ST_SZ_BYTES(tls_static_params)) #define MLX5E_KTLS_STATIC_WQEBBS \ (DIV_ROUND_UP(MLX5E_KTLS_STATIC_UMR_WQE_SZ, MLX5_SEND_WQE_BB)) #define MLX5E_KTLS_PROGRESS_WQE_SZ \ - (sizeof(struct mlx5e_tx_wqe) + MLX5_ST_SZ_BYTES(tls_progress_params)) + (offsetof(struct mlx5e_tx_wqe, tls_progress_params_ctx) + \ + MLX5_ST_SZ_BYTES(tls_progress_params)) #define MLX5E_KTLS_PROGRESS_WQEBBS \ (DIV_ROUND_UP(MLX5E_KTLS_PROGRESS_WQE_SZ, MLX5_SEND_WQE_BB)) #define MLX5E_KTLS_MAX_DUMP_WQEBBS 2 diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c index 3766545ce259..7833ddef0427 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c @@ -69,7 +69,7 @@ build_static_params(struct mlx5e_umr_wqe *wqe, u16 pc, u32 sqn, cseg->qpn_ds = cpu_to_be32((sqn << MLX5_WQE_CTRL_QPN_SHIFT) | STATIC_PARAMS_DS_CNT); cseg->fm_ce_se = fence ? MLX5_FENCE_MODE_INITIATOR_SMALL : 0; - cseg->imm = cpu_to_be32(priv_tx->tisn); + cseg->tisn = cpu_to_be32(priv_tx->tisn << 8); ucseg->flags = MLX5_UMR_INLINE; ucseg->bsf_octowords = cpu_to_be16(MLX5_ST_SZ_BYTES(tls_static_params) / 16); @@ -80,7 +80,7 @@ build_static_params(struct mlx5e_umr_wqe *wqe, u16 pc, u32 sqn, static void fill_progress_params_ctx(void *ctx, struct mlx5e_ktls_offload_context_tx *priv_tx) { - MLX5_SET(tls_progress_params, ctx, pd, priv_tx->tisn); + MLX5_SET(tls_progress_params, ctx, tisn, priv_tx->tisn); MLX5_SET(tls_progress_params, ctx, record_tracker_state, MLX5E_TLS_PROGRESS_PARAMS_RECORD_TRACKER_STATE_START); MLX5_SET(tls_progress_params, ctx, auth_state, @@ -104,18 +104,20 @@ build_progress_params(struct mlx5e_tx_wqe *wqe, u16 pc, u32 sqn, PROGRESS_PARAMS_DS_CNT); cseg->fm_ce_se = fence ? MLX5_FENCE_MODE_INITIATOR_SMALL : 0; - fill_progress_params_ctx(wqe->data, priv_tx); + fill_progress_params_ctx(wqe->tls_progress_params_ctx, priv_tx); } static void tx_fill_wi(struct mlx5e_txqsq *sq, u16 pi, u8 num_wqebbs, - skb_frag_t *resync_dump_frag) + skb_frag_t *resync_dump_frag, + u32 num_bytes) { struct mlx5e_tx_wqe_info *wi = &sq->db.wqe_info[pi]; wi->skb = NULL; wi->num_wqebbs = num_wqebbs; wi->resync_dump_frag = resync_dump_frag; + wi->num_bytes = num_bytes; } void mlx5e_ktls_tx_offload_set_pending(struct mlx5e_ktls_offload_context_tx *priv_tx) @@ -143,7 +145,7 @@ post_static_params(struct mlx5e_txqsq *sq, umr_wqe = mlx5e_sq_fetch_wqe(sq, MLX5E_KTLS_STATIC_UMR_WQE_SZ, &pi); build_static_params(umr_wqe, sq->pc, sq->sqn, priv_tx, fence); - tx_fill_wi(sq, pi, MLX5E_KTLS_STATIC_WQEBBS, NULL); + tx_fill_wi(sq, pi, MLX5E_KTLS_STATIC_WQEBBS, NULL, 0); sq->pc += MLX5E_KTLS_STATIC_WQEBBS; } @@ -157,7 +159,7 @@ post_progress_params(struct mlx5e_txqsq *sq, wqe = mlx5e_sq_fetch_wqe(sq, MLX5E_KTLS_PROGRESS_WQE_SZ, &pi); build_progress_params(wqe, sq->pc, sq->sqn, priv_tx, fence); - tx_fill_wi(sq, pi, MLX5E_KTLS_PROGRESS_WQEBBS, NULL); + tx_fill_wi(sq, pi, MLX5E_KTLS_PROGRESS_WQEBBS, NULL, 0); sq->pc += MLX5E_KTLS_PROGRESS_WQEBBS; } @@ -248,43 +250,37 @@ tx_post_resync_params(struct mlx5e_txqsq *sq, mlx5e_ktls_tx_post_param_wqes(sq, priv_tx, skip_static_post, true); } +struct mlx5e_dump_wqe { + struct mlx5_wqe_ctrl_seg ctrl; + struct mlx5_wqe_data_seg data; +}; + static int tx_post_resync_dump(struct mlx5e_txqsq *sq, struct sk_buff *skb, skb_frag_t *frag, u32 tisn, bool first) { struct mlx5_wqe_ctrl_seg *cseg; - struct mlx5_wqe_eth_seg *eseg; struct mlx5_wqe_data_seg *dseg; - struct mlx5e_tx_wqe *wqe; + struct mlx5e_dump_wqe *wqe; dma_addr_t dma_addr = 0; - u16 ds_cnt, ds_cnt_inl; u8 num_wqebbs; - u16 pi, ihs; + u16 ds_cnt; int fsz; - - ds_cnt = sizeof(*wqe) / MLX5_SEND_WQE_DS; - ihs = eth_get_headlen(skb->dev, skb->data, skb_headlen(skb)); - ds_cnt_inl = DIV_ROUND_UP(ihs - INL_HDR_START_SZ, MLX5_SEND_WQE_DS); - ds_cnt += ds_cnt_inl; - ds_cnt += 1; /* one frag */ + u16 pi; wqe = mlx5e_sq_fetch_wqe(sq, sizeof(*wqe), &pi); + ds_cnt = sizeof(*wqe) / MLX5_SEND_WQE_DS; num_wqebbs = DIV_ROUND_UP(ds_cnt, MLX5_SEND_WQEBB_NUM_DS); cseg = &wqe->ctrl; - eseg = &wqe->eth; - dseg = wqe->data; + dseg = &wqe->data; cseg->opmod_idx_opcode = cpu_to_be32((sq->pc << 8) | MLX5_OPCODE_DUMP); cseg->qpn_ds = cpu_to_be32((sq->sqn << 8) | ds_cnt); - cseg->imm = cpu_to_be32(tisn); + cseg->tisn = cpu_to_be32(tisn << 8); cseg->fm_ce_se = first ? MLX5_FENCE_MODE_INITIATOR_SMALL : 0; - eseg->inline_hdr.sz = cpu_to_be16(ihs); - memcpy(eseg->inline_hdr.start, skb->data, ihs); - dseg += ds_cnt_inl; - fsz = skb_frag_size(frag); dma_addr = skb_frag_dma_map(sq->pdev, frag, 0, fsz, DMA_TO_DEVICE); @@ -296,7 +292,7 @@ tx_post_resync_dump(struct mlx5e_txqsq *sq, struct sk_buff *skb, dseg->byte_count = cpu_to_be32(fsz); mlx5e_dma_push(sq, dma_addr, fsz, MLX5E_DMA_MAP_PAGE); - tx_fill_wi(sq, pi, num_wqebbs, frag); + tx_fill_wi(sq, pi, num_wqebbs, frag, fsz); sq->pc += num_wqebbs; WARN(num_wqebbs > MLX5E_KTLS_MAX_DUMP_WQEBBS, @@ -323,7 +319,7 @@ static void tx_post_fence_nop(struct mlx5e_txqsq *sq) struct mlx5_wq_cyc *wq = &sq->wq; u16 pi = mlx5_wq_cyc_ctr2ix(wq, sq->pc); - tx_fill_wi(sq, pi, 1, NULL); + tx_fill_wi(sq, pi, 1, NULL, 0); mlx5e_post_nop_fence(wq, sq->sqn, &sq->pc); } @@ -434,7 +430,7 @@ struct sk_buff *mlx5e_ktls_handle_tx_skb(struct net_device *netdev, priv_tx->expected_seq = seq + datalen; cseg = &(*wqe)->ctrl; - cseg->imm = cpu_to_be32(priv_tx->tisn); + cseg->tisn = cpu_to_be32(priv_tx->tisn << 8); stats->tls_encrypted_packets += skb_is_gso(skb) ? skb_shinfo(skb)->gso_segs : 1; stats->tls_encrypted_bytes += datalen; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c index 8657e0f26995..2c75b2752f58 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c @@ -437,12 +437,6 @@ arfs_hash_bucket(struct arfs_table *arfs_t, __be16 src_port, return &arfs_t->rules_hash[bucket_idx]; } -static u8 arfs_get_ip_proto(const struct sk_buff *skb) -{ - return (skb->protocol == htons(ETH_P_IP)) ? - ip_hdr(skb)->protocol : ipv6_hdr(skb)->nexthdr; -} - static struct arfs_table *arfs_get_table(struct mlx5e_arfs_tables *arfs, u8 ip_proto, __be16 etype) { @@ -602,31 +596,9 @@ out: arfs_may_expire_flow(priv); } -/* return L4 destination port from ip4/6 packets */ -static __be16 arfs_get_dst_port(const struct sk_buff *skb) -{ - char *transport_header; - - transport_header = skb_transport_header(skb); - if (arfs_get_ip_proto(skb) == IPPROTO_TCP) - return ((struct tcphdr *)transport_header)->dest; - return ((struct udphdr *)transport_header)->dest; -} - -/* return L4 source port from ip4/6 packets */ -static __be16 arfs_get_src_port(const struct sk_buff *skb) -{ - char *transport_header; - - transport_header = skb_transport_header(skb); - if (arfs_get_ip_proto(skb) == IPPROTO_TCP) - return ((struct tcphdr *)transport_header)->source; - return ((struct udphdr *)transport_header)->source; -} - static struct arfs_rule *arfs_alloc_rule(struct mlx5e_priv *priv, struct arfs_table *arfs_t, - const struct sk_buff *skb, + const struct flow_keys *fk, u16 rxq, u32 flow_id) { struct arfs_rule *rule; @@ -641,19 +613,19 @@ static struct arfs_rule *arfs_alloc_rule(struct mlx5e_priv *priv, INIT_WORK(&rule->arfs_work, arfs_handle_work); tuple = &rule->tuple; - tuple->etype = skb->protocol; + tuple->etype = fk->basic.n_proto; + tuple->ip_proto = fk->basic.ip_proto; if (tuple->etype == htons(ETH_P_IP)) { - tuple->src_ipv4 = ip_hdr(skb)->saddr; - tuple->dst_ipv4 = ip_hdr(skb)->daddr; + tuple->src_ipv4 = fk->addrs.v4addrs.src; + tuple->dst_ipv4 = fk->addrs.v4addrs.dst; } else { - memcpy(&tuple->src_ipv6, &ipv6_hdr(skb)->saddr, + memcpy(&tuple->src_ipv6, &fk->addrs.v6addrs.src, sizeof(struct in6_addr)); - memcpy(&tuple->dst_ipv6, &ipv6_hdr(skb)->daddr, + memcpy(&tuple->dst_ipv6, &fk->addrs.v6addrs.dst, sizeof(struct in6_addr)); } - tuple->ip_proto = arfs_get_ip_proto(skb); - tuple->src_port = arfs_get_src_port(skb); - tuple->dst_port = arfs_get_dst_port(skb); + tuple->src_port = fk->ports.src; + tuple->dst_port = fk->ports.dst; rule->flow_id = flow_id; rule->filter_id = priv->fs.arfs.last_filter_id++ % RPS_NO_FILTER; @@ -664,37 +636,33 @@ static struct arfs_rule *arfs_alloc_rule(struct mlx5e_priv *priv, return rule; } -static bool arfs_cmp_ips(struct arfs_tuple *tuple, - const struct sk_buff *skb) +static bool arfs_cmp(const struct arfs_tuple *tuple, const struct flow_keys *fk) { - if (tuple->etype == htons(ETH_P_IP) && - tuple->src_ipv4 == ip_hdr(skb)->saddr && - tuple->dst_ipv4 == ip_hdr(skb)->daddr) - return true; - if (tuple->etype == htons(ETH_P_IPV6) && - (!memcmp(&tuple->src_ipv6, &ipv6_hdr(skb)->saddr, - sizeof(struct in6_addr))) && - (!memcmp(&tuple->dst_ipv6, &ipv6_hdr(skb)->daddr, - sizeof(struct in6_addr)))) - return true; + if (tuple->src_port != fk->ports.src || tuple->dst_port != fk->ports.dst) + return false; + if (tuple->etype != fk->basic.n_proto) + return false; + if (tuple->etype == htons(ETH_P_IP)) + return tuple->src_ipv4 == fk->addrs.v4addrs.src && + tuple->dst_ipv4 == fk->addrs.v4addrs.dst; + if (tuple->etype == htons(ETH_P_IPV6)) + return !memcmp(&tuple->src_ipv6, &fk->addrs.v6addrs.src, + sizeof(struct in6_addr)) && + !memcmp(&tuple->dst_ipv6, &fk->addrs.v6addrs.dst, + sizeof(struct in6_addr)); return false; } static struct arfs_rule *arfs_find_rule(struct arfs_table *arfs_t, - const struct sk_buff *skb) + const struct flow_keys *fk) { struct arfs_rule *arfs_rule; struct hlist_head *head; - __be16 src_port = arfs_get_src_port(skb); - __be16 dst_port = arfs_get_dst_port(skb); - head = arfs_hash_bucket(arfs_t, src_port, dst_port); + head = arfs_hash_bucket(arfs_t, fk->ports.src, fk->ports.dst); hlist_for_each_entry(arfs_rule, head, hlist) { - if (arfs_rule->tuple.src_port == src_port && - arfs_rule->tuple.dst_port == dst_port && - arfs_cmp_ips(&arfs_rule->tuple, skb)) { + if (arfs_cmp(&arfs_rule->tuple, fk)) return arfs_rule; - } } return NULL; @@ -707,20 +675,24 @@ int mlx5e_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, struct mlx5e_arfs_tables *arfs = &priv->fs.arfs; struct arfs_table *arfs_t; struct arfs_rule *arfs_rule; + struct flow_keys fk; + + if (!skb_flow_dissect_flow_keys(skb, &fk, 0)) + return -EPROTONOSUPPORT; - if (skb->protocol != htons(ETH_P_IP) && - skb->protocol != htons(ETH_P_IPV6)) + if (fk.basic.n_proto != htons(ETH_P_IP) && + fk.basic.n_proto != htons(ETH_P_IPV6)) return -EPROTONOSUPPORT; if (skb->encapsulation) return -EPROTONOSUPPORT; - arfs_t = arfs_get_table(arfs, arfs_get_ip_proto(skb), skb->protocol); + arfs_t = arfs_get_table(arfs, fk.basic.ip_proto, fk.basic.n_proto); if (!arfs_t) return -EPROTONOSUPPORT; spin_lock_bh(&arfs->arfs_lock); - arfs_rule = arfs_find_rule(arfs_t, skb); + arfs_rule = arfs_find_rule(arfs_t, &fk); if (arfs_rule) { if (arfs_rule->rxq == rxq_index) { spin_unlock_bh(&arfs->arfs_lock); @@ -728,8 +700,7 @@ int mlx5e_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, } arfs_rule->rxq = rxq_index; } else { - arfs_rule = arfs_alloc_rule(priv, arfs_t, skb, - rxq_index, flow_id); + arfs_rule = arfs_alloc_rule(priv, arfs_t, &fk, rxq_index, flow_id); if (!arfs_rule) { spin_unlock_bh(&arfs->arfs_lock); return -ENOMEM; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index 03bed714bac3..20e628c907e5 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -1081,6 +1081,14 @@ int mlx5e_ethtool_set_link_ksettings(struct mlx5e_priv *priv, link_modes = autoneg == AUTONEG_ENABLE ? ethtool2ptys_adver_func(adver) : mlx5e_port_speed2linkmodes(mdev, speed, !ext); + if ((link_modes & MLX5E_PROT_MASK(MLX5E_56GBASE_R4)) && + autoneg != AUTONEG_ENABLE) { + netdev_err(priv->netdev, "%s: 56G link speed requires autoneg enabled\n", + __func__); + err = -EINVAL; + goto out; + } + link_modes = link_modes & eproto.cap; if (!link_modes) { netdev_err(priv->netdev, "%s: Not supported link mode(s) requested", @@ -1338,6 +1346,9 @@ int mlx5e_ethtool_set_pauseparam(struct mlx5e_priv *priv, struct mlx5_core_dev *mdev = priv->mdev; int err; + if (!MLX5_CAP_GEN(mdev, vport_group_manager)) + return -EOPNOTSUPP; + if (pauseparam->autoneg) return -EINVAL; @@ -1679,6 +1690,40 @@ static int mlx5e_get_module_eeprom(struct net_device *netdev, return 0; } +int mlx5e_ethtool_flash_device(struct mlx5e_priv *priv, + struct ethtool_flash *flash) +{ + struct mlx5_core_dev *mdev = priv->mdev; + struct net_device *dev = priv->netdev; + const struct firmware *fw; + int err; + + if (flash->region != ETHTOOL_FLASH_ALL_REGIONS) + return -EOPNOTSUPP; + + err = request_firmware_direct(&fw, flash->data, &dev->dev); + if (err) + return err; + + dev_hold(dev); + rtnl_unlock(); + + err = mlx5_firmware_flash(mdev, fw, NULL); + release_firmware(fw); + + rtnl_lock(); + dev_put(dev); + return err; +} + +static int mlx5e_flash_device(struct net_device *dev, + struct ethtool_flash *flash) +{ + struct mlx5e_priv *priv = netdev_priv(dev); + + return mlx5e_ethtool_flash_device(priv, flash); +} + static int set_pflag_cqe_based_moder(struct net_device *netdev, bool enable, bool is_rx_cq) { @@ -1961,6 +2006,7 @@ const struct ethtool_ops mlx5e_ethtool_ops = { .set_wol = mlx5e_set_wol, .get_module_info = mlx5e_get_module_info, .get_module_eeprom = mlx5e_get_module_eeprom, + .flash_device = mlx5e_flash_device, .get_priv_flags = mlx5e_get_priv_flags, .set_priv_flags = mlx5e_set_priv_flags, .self_test = mlx5e_self_test, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 6c712c5be4d8..9d5f6e56188f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -1321,7 +1321,6 @@ err_free_txqsq: void mlx5e_activate_txqsq(struct mlx5e_txqsq *sq) { sq->txq = netdev_get_tx_queue(sq->channel->netdev, sq->txq_ix); - clear_bit(MLX5E_SQ_STATE_RECOVERING, &sq->state); set_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); netdev_tx_reset_queue(sq->txq); netif_tx_start_queue(sq->txq); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 7ecfc53cf5f6..00b2d4a86159 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -1480,7 +1480,7 @@ static int __parse_cls_flower(struct mlx5e_priv *priv, struct mlx5_flow_spec *spec, struct flow_cls_offload *f, struct net_device *filter_dev, - u8 *match_level, u8 *tunnel_match_level) + u8 *inner_match_level, u8 *outer_match_level) { struct netlink_ext_ack *extack = f->common.extack; void *headers_c = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, @@ -1495,8 +1495,9 @@ static int __parse_cls_flower(struct mlx5e_priv *priv, struct flow_dissector *dissector = rule->match.dissector; u16 addr_type = 0; u8 ip_proto = 0; + u8 *match_level; - *match_level = MLX5_MATCH_NONE; + match_level = outer_match_level; if (dissector->used_keys & ~(BIT(FLOW_DISSECTOR_KEY_META) | @@ -1524,12 +1525,14 @@ static int __parse_cls_flower(struct mlx5e_priv *priv, } if (mlx5e_get_tc_tun(filter_dev)) { - if (parse_tunnel_attr(priv, spec, f, filter_dev, tunnel_match_level)) + if (parse_tunnel_attr(priv, spec, f, filter_dev, + outer_match_level)) return -EOPNOTSUPP; - /* In decap flow, header pointers should point to the inner + /* At this point, header pointers should point to the inner * headers, outer header were already set by parse_tunnel_attr */ + match_level = inner_match_level; headers_c = get_match_headers_criteria(MLX5_FLOW_CONTEXT_ACTION_DECAP, spec); headers_v = get_match_headers_value(MLX5_FLOW_CONTEXT_ACTION_DECAP, @@ -1831,35 +1834,41 @@ static int parse_cls_flower(struct mlx5e_priv *priv, struct flow_cls_offload *f, struct net_device *filter_dev) { + u8 inner_match_level, outer_match_level, non_tunnel_match_level; struct netlink_ext_ack *extack = f->common.extack; struct mlx5_core_dev *dev = priv->mdev; struct mlx5_eswitch *esw = dev->priv.eswitch; struct mlx5e_rep_priv *rpriv = priv->ppriv; - u8 match_level, tunnel_match_level = MLX5_MATCH_NONE; struct mlx5_eswitch_rep *rep; int err; - err = __parse_cls_flower(priv, spec, f, filter_dev, &match_level, &tunnel_match_level); + inner_match_level = MLX5_MATCH_NONE; + outer_match_level = MLX5_MATCH_NONE; + + err = __parse_cls_flower(priv, spec, f, filter_dev, &inner_match_level, + &outer_match_level); + non_tunnel_match_level = (inner_match_level == MLX5_MATCH_NONE) ? + outer_match_level : inner_match_level; if (!err && (flow->flags & MLX5E_TC_FLOW_ESWITCH)) { rep = rpriv->rep; if (rep->vport != MLX5_VPORT_UPLINK && (esw->offloads.inline_mode != MLX5_INLINE_MODE_NONE && - esw->offloads.inline_mode < match_level)) { + esw->offloads.inline_mode < non_tunnel_match_level)) { NL_SET_ERR_MSG_MOD(extack, "Flow is not offloaded due to min inline setting"); netdev_warn(priv->netdev, "Flow is not offloaded due to min inline setting, required %d actual %d\n", - match_level, esw->offloads.inline_mode); + non_tunnel_match_level, esw->offloads.inline_mode); return -EOPNOTSUPP; } } if (flow->flags & MLX5E_TC_FLOW_ESWITCH) { - flow->esw_attr->match_level = match_level; - flow->esw_attr->tunnel_match_level = tunnel_match_level; + flow->esw_attr->inner_match_level = inner_match_level; + flow->esw_attr->outer_match_level = outer_match_level; } else { - flow->nic_attr->match_level = match_level; + flow->nic_attr->match_level = non_tunnel_match_level; } return err; @@ -3158,7 +3167,7 @@ mlx5e_flow_esw_attr_init(struct mlx5_esw_flow_attr *esw_attr, esw_attr->parse_attr = parse_attr; esw_attr->chain = f->common.chain_index; - esw_attr->prio = TC_H_MAJ(f->common.prio) >> 16; + esw_attr->prio = f->common.prio; esw_attr->in_rep = in_rep; esw_attr->in_mdev = in_mdev; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h index a38e8a3c7c9a..04685dbb280c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h @@ -377,8 +377,8 @@ struct mlx5_esw_flow_attr { struct mlx5_termtbl_handle *termtbl; } dests[MLX5_MAX_FLOW_FWD_VPORTS]; u32 mod_hdr_id; - u8 match_level; - u8 tunnel_match_level; + u8 inner_match_level; + u8 outer_match_level; struct mlx5_fc *counter; u32 chain; u16 prio; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 089ae4d48a82..0323fd078271 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -207,14 +207,10 @@ mlx5_eswitch_add_offloaded_rule(struct mlx5_eswitch *esw, mlx5_eswitch_set_rule_source_port(esw, spec, attr); - if (flow_act.action & MLX5_FLOW_CONTEXT_ACTION_DECAP) { - if (attr->tunnel_match_level != MLX5_MATCH_NONE) - spec->match_criteria_enable |= MLX5_MATCH_OUTER_HEADERS; - if (attr->match_level != MLX5_MATCH_NONE) - spec->match_criteria_enable |= MLX5_MATCH_INNER_HEADERS; - } else if (attr->match_level != MLX5_MATCH_NONE) { + if (attr->outer_match_level != MLX5_MATCH_NONE) spec->match_criteria_enable |= MLX5_MATCH_OUTER_HEADERS; - } + if (attr->inner_match_level != MLX5_MATCH_NONE) + spec->match_criteria_enable |= MLX5_MATCH_INNER_HEADERS; if (flow_act.action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) flow_act.modify_id = attr->mod_hdr_id; @@ -290,7 +286,7 @@ mlx5_eswitch_add_fwd_rule(struct mlx5_eswitch *esw, mlx5_eswitch_set_rule_source_port(esw, spec, attr); spec->match_criteria_enable |= MLX5_MATCH_MISC_PARAMETERS; - if (attr->match_level != MLX5_MATCH_NONE) + if (attr->outer_match_level != MLX5_MATCH_NONE) spec->match_criteria_enable |= MLX5_MATCH_OUTER_HEADERS; rule = mlx5_add_flow_rules(fast_fdb, spec, &flow_act, dest, i); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c index 9314777d99e3..d685122d9ff7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/health.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c @@ -590,7 +590,8 @@ mlx5_fw_fatal_reporter_dump(struct devlink_health_reporter *reporter, data_size = crdump_size - offset; else data_size = MLX5_CR_DUMP_CHUNK_SIZE; - err = devlink_fmsg_binary_put(fmsg, cr_data, data_size); + err = devlink_fmsg_binary_put(fmsg, (char *)cr_data + offset, + data_size); if (err) goto free_data; } @@ -700,6 +701,16 @@ static void poll_health(struct timer_list *t) if (dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) goto out; + fatal_error = check_fatal_sensors(dev); + + if (fatal_error && !health->fatal_error) { + mlx5_core_err(dev, "Fatal error %u detected\n", fatal_error); + dev->priv.health.fatal_error = fatal_error; + print_health_info(dev); + mlx5_trigger_health_work(dev); + goto out; + } + count = ioread32be(health->health_counter); if (count == health->prev) ++health->miss_counter; @@ -718,15 +729,6 @@ static void poll_health(struct timer_list *t) if (health->synd && health->synd != prev_synd) queue_work(health->wq, &health->report_work); - fatal_error = check_fatal_sensors(dev); - - if (fatal_error && !health->fatal_error) { - mlx5_core_err(dev, "Fatal error %u detected\n", fatal_error); - dev->priv.health.fatal_error = fatal_error; - print_health_info(dev); - mlx5_trigger_health_work(dev); - } - out: mod_timer(&health->timer, get_next_poll_jiffies()); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ethtool.c index ebd81f6b556e..90cb50fe17fd 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ethtool.c @@ -122,6 +122,14 @@ static int mlx5i_get_ts_info(struct net_device *netdev, return mlx5e_ethtool_get_ts_info(priv, info); } +static int mlx5i_flash_device(struct net_device *netdev, + struct ethtool_flash *flash) +{ + struct mlx5e_priv *priv = mlx5i_epriv(netdev); + + return mlx5e_ethtool_flash_device(priv, flash); +} + enum mlx5_ptys_width { MLX5_PTYS_WIDTH_1X = 1 << 0, MLX5_PTYS_WIDTH_2X = 1 << 1, @@ -233,6 +241,7 @@ const struct ethtool_ops mlx5i_ethtool_ops = { .get_ethtool_stats = mlx5i_get_ethtool_stats, .get_ringparam = mlx5i_get_ringparam, .set_ringparam = mlx5i_set_ringparam, + .flash_device = mlx5i_flash_device, .get_channels = mlx5i_get_channels, .set_channels = mlx5i_set_channels, .get_coalesce = mlx5i_get_coalesce, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/crypto.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/crypto.c index ea9ee88491e5..ea1d4d26ece0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/crypto.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/crypto.c @@ -27,6 +27,7 @@ int mlx5_create_encryption_key(struct mlx5_core_dev *mdev, case 128: general_obj_key_size = MLX5_GENERAL_OBJECT_TYPE_ENCRYPTION_KEY_KEY_SIZE_128; + key_p += sz_bytes; break; case 256: general_obj_key_size = diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c index e8ac90564dbe..84a87d059333 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c @@ -471,7 +471,7 @@ int mlxsw_sp_acl_rulei_commit(struct mlxsw_sp_acl_rule_info *rulei) void mlxsw_sp_acl_rulei_priority(struct mlxsw_sp_acl_rule_info *rulei, unsigned int priority) { - rulei->priority = priority >> 16; + rulei->priority = priority; } void mlxsw_sp_acl_rulei_keymask_u32(struct mlxsw_sp_acl_rule_info *rulei, diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.c index 63b07edd9d81..38bb1cfe4e8c 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.c @@ -29,7 +29,7 @@ struct mlxsw_sp_ptp_state { struct mlxsw_sp *mlxsw_sp; - struct rhashtable unmatched_ht; + struct rhltable unmatched_ht; spinlock_t unmatched_lock; /* protects the HT */ struct delayed_work ht_gc_dw; u32 gc_cycle; @@ -45,7 +45,7 @@ struct mlxsw_sp1_ptp_key { struct mlxsw_sp1_ptp_unmatched { struct mlxsw_sp1_ptp_key key; - struct rhash_head ht_node; + struct rhlist_head ht_node; struct rcu_head rcu; struct sk_buff *skb; u64 timestamp; @@ -359,7 +359,7 @@ static int mlxsw_sp_ptp_parse(struct sk_buff *skb, /* Returns NULL on successful insertion, a pointer on conflict, or an ERR_PTR on * error. */ -static struct mlxsw_sp1_ptp_unmatched * +static int mlxsw_sp1_ptp_unmatched_save(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp1_ptp_key key, struct sk_buff *skb, @@ -368,41 +368,51 @@ mlxsw_sp1_ptp_unmatched_save(struct mlxsw_sp *mlxsw_sp, int cycles = MLXSW_SP1_PTP_HT_GC_TIMEOUT / MLXSW_SP1_PTP_HT_GC_INTERVAL; struct mlxsw_sp_ptp_state *ptp_state = mlxsw_sp->ptp_state; struct mlxsw_sp1_ptp_unmatched *unmatched; - struct mlxsw_sp1_ptp_unmatched *conflict; + int err; unmatched = kzalloc(sizeof(*unmatched), GFP_ATOMIC); if (!unmatched) - return ERR_PTR(-ENOMEM); + return -ENOMEM; unmatched->key = key; unmatched->skb = skb; unmatched->timestamp = timestamp; unmatched->gc_cycle = mlxsw_sp->ptp_state->gc_cycle + cycles; - conflict = rhashtable_lookup_get_insert_fast(&ptp_state->unmatched_ht, - &unmatched->ht_node, - mlxsw_sp1_ptp_unmatched_ht_params); - if (conflict) + err = rhltable_insert(&ptp_state->unmatched_ht, &unmatched->ht_node, + mlxsw_sp1_ptp_unmatched_ht_params); + if (err) kfree(unmatched); - return conflict; + return err; } static struct mlxsw_sp1_ptp_unmatched * mlxsw_sp1_ptp_unmatched_lookup(struct mlxsw_sp *mlxsw_sp, - struct mlxsw_sp1_ptp_key key) + struct mlxsw_sp1_ptp_key key, int *p_length) { - return rhashtable_lookup(&mlxsw_sp->ptp_state->unmatched_ht, &key, - mlxsw_sp1_ptp_unmatched_ht_params); + struct mlxsw_sp1_ptp_unmatched *unmatched, *last = NULL; + struct rhlist_head *tmp, *list; + int length = 0; + + list = rhltable_lookup(&mlxsw_sp->ptp_state->unmatched_ht, &key, + mlxsw_sp1_ptp_unmatched_ht_params); + rhl_for_each_entry_rcu(unmatched, tmp, list, ht_node) { + last = unmatched; + length++; + } + + *p_length = length; + return last; } static int mlxsw_sp1_ptp_unmatched_remove(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp1_ptp_unmatched *unmatched) { - return rhashtable_remove_fast(&mlxsw_sp->ptp_state->unmatched_ht, - &unmatched->ht_node, - mlxsw_sp1_ptp_unmatched_ht_params); + return rhltable_remove(&mlxsw_sp->ptp_state->unmatched_ht, + &unmatched->ht_node, + mlxsw_sp1_ptp_unmatched_ht_params); } /* This function is called in the following scenarios: @@ -489,75 +499,38 @@ static void mlxsw_sp1_ptp_got_piece(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp1_ptp_key key, struct sk_buff *skb, u64 timestamp) { - struct mlxsw_sp1_ptp_unmatched *unmatched, *conflict; + struct mlxsw_sp1_ptp_unmatched *unmatched; + int length; int err; rcu_read_lock(); - unmatched = mlxsw_sp1_ptp_unmatched_lookup(mlxsw_sp, key); - spin_lock(&mlxsw_sp->ptp_state->unmatched_lock); - if (unmatched) { - /* There was an unmatched entry when we looked, but it may have - * been removed before we took the lock. - */ - err = mlxsw_sp1_ptp_unmatched_remove(mlxsw_sp, unmatched); - if (err) - unmatched = NULL; - } - - if (!unmatched) { - /* We have no unmatched entry, but one may have been added after - * we looked, but before we took the lock. - */ - unmatched = mlxsw_sp1_ptp_unmatched_save(mlxsw_sp, key, - skb, timestamp); - if (IS_ERR(unmatched)) { - if (skb) - mlxsw_sp1_ptp_packet_finish(mlxsw_sp, skb, - key.local_port, - key.ingress, NULL); - unmatched = NULL; - } else if (unmatched) { - /* Save just told us, under lock, that the entry is - * there, so this has to work. - */ - err = mlxsw_sp1_ptp_unmatched_remove(mlxsw_sp, - unmatched); - WARN_ON_ONCE(err); - } - } - - /* If unmatched is non-NULL here, it comes either from the lookup, or - * from the save attempt above. In either case the entry was removed - * from the hash table. If unmatched is NULL, a new unmatched entry was - * added to the hash table, and there was no conflict. - */ - + unmatched = mlxsw_sp1_ptp_unmatched_lookup(mlxsw_sp, key, &length); if (skb && unmatched && unmatched->timestamp) { unmatched->skb = skb; } else if (timestamp && unmatched && unmatched->skb) { unmatched->timestamp = timestamp; - } else if (unmatched) { - /* unmatched holds an older entry of the same type: either an - * skb if we are handling skb, or a timestamp if we are handling - * timestamp. We can't match that up, so save what we have. + } else { + /* Either there is no entry to match, or one that is there is + * incompatible. */ - conflict = mlxsw_sp1_ptp_unmatched_save(mlxsw_sp, key, - skb, timestamp); - if (IS_ERR(conflict)) { - if (skb) - mlxsw_sp1_ptp_packet_finish(mlxsw_sp, skb, - key.local_port, - key.ingress, NULL); - } else { - /* Above, we removed an object with this key from the - * hash table, under lock, so conflict can not be a - * valid pointer. - */ - WARN_ON_ONCE(conflict); - } + if (length < 100) + err = mlxsw_sp1_ptp_unmatched_save(mlxsw_sp, key, + skb, timestamp); + else + err = -E2BIG; + if (err && skb) + mlxsw_sp1_ptp_packet_finish(mlxsw_sp, skb, + key.local_port, + key.ingress, NULL); + unmatched = NULL; + } + + if (unmatched) { + err = mlxsw_sp1_ptp_unmatched_remove(mlxsw_sp, unmatched); + WARN_ON_ONCE(err); } spin_unlock(&mlxsw_sp->ptp_state->unmatched_lock); @@ -669,9 +642,8 @@ mlxsw_sp1_ptp_ht_gc_collect(struct mlxsw_sp_ptp_state *ptp_state, local_bh_disable(); spin_lock(&ptp_state->unmatched_lock); - err = rhashtable_remove_fast(&ptp_state->unmatched_ht, - &unmatched->ht_node, - mlxsw_sp1_ptp_unmatched_ht_params); + err = rhltable_remove(&ptp_state->unmatched_ht, &unmatched->ht_node, + mlxsw_sp1_ptp_unmatched_ht_params); spin_unlock(&ptp_state->unmatched_lock); if (err) @@ -702,7 +674,7 @@ static void mlxsw_sp1_ptp_ht_gc(struct work_struct *work) ptp_state = container_of(dwork, struct mlxsw_sp_ptp_state, ht_gc_dw); gc_cycle = ptp_state->gc_cycle++; - rhashtable_walk_enter(&ptp_state->unmatched_ht, &iter); + rhltable_walk_enter(&ptp_state->unmatched_ht, &iter); rhashtable_walk_start(&iter); while ((obj = rhashtable_walk_next(&iter))) { if (IS_ERR(obj)) @@ -855,8 +827,8 @@ struct mlxsw_sp_ptp_state *mlxsw_sp1_ptp_init(struct mlxsw_sp *mlxsw_sp) spin_lock_init(&ptp_state->unmatched_lock); - err = rhashtable_init(&ptp_state->unmatched_ht, - &mlxsw_sp1_ptp_unmatched_ht_params); + err = rhltable_init(&ptp_state->unmatched_ht, + &mlxsw_sp1_ptp_unmatched_ht_params); if (err) goto err_hashtable_init; @@ -891,7 +863,7 @@ err_fifo_clr: err_mtptpt1_set: mlxsw_sp_ptp_mtptpt_set(mlxsw_sp, MLXSW_REG_MTPTPT_TRAP_ID_PTP0, 0); err_mtptpt_set: - rhashtable_destroy(&ptp_state->unmatched_ht); + rhltable_destroy(&ptp_state->unmatched_ht); err_hashtable_init: kfree(ptp_state); return ERR_PTR(err); @@ -906,8 +878,8 @@ void mlxsw_sp1_ptp_fini(struct mlxsw_sp_ptp_state *ptp_state) mlxsw_sp1_ptp_set_fifo_clr_on_trap(mlxsw_sp, false); mlxsw_sp_ptp_mtptpt_set(mlxsw_sp, MLXSW_REG_MTPTPT_TRAP_ID_PTP1, 0); mlxsw_sp_ptp_mtptpt_set(mlxsw_sp, MLXSW_REG_MTPTPT_TRAP_ID_PTP0, 0); - rhashtable_free_and_destroy(&ptp_state->unmatched_ht, - &mlxsw_sp1_ptp_unmatched_free_fn, NULL); + rhltable_free_and_destroy(&ptp_state->unmatched_ht, + &mlxsw_sp1_ptp_unmatched_free_fn, NULL); kfree(ptp_state); } diff --git a/drivers/net/ethernet/micrel/Kconfig b/drivers/net/ethernet/micrel/Kconfig index 90a8c6bead56..b9c4d48e28e4 100644 --- a/drivers/net/ethernet/micrel/Kconfig +++ b/drivers/net/ethernet/micrel/Kconfig @@ -6,8 +6,7 @@ config NET_VENDOR_MICREL bool "Micrel devices" default y - depends on (HAS_IOMEM && DMA_ENGINE) || SPI || PCI || HAS_IOMEM || \ - (ARM && ARCH_KS8695) + depends on (HAS_IOMEM && DMA_ENGINE) || SPI || PCI || HAS_IOMEM ---help--- If you have a network (Ethernet) card belonging to this class, say Y. @@ -18,14 +17,6 @@ config NET_VENDOR_MICREL if NET_VENDOR_MICREL -config ARM_KS8695_ETHER - tristate "KS8695 Ethernet support" - depends on ARM && ARCH_KS8695 - select MII - ---help--- - If you wish to compile a kernel for the KS8695 and want to - use the internal ethernet then you should answer Y to this. - config KS8842 tristate "Micrel KSZ8841/42 with generic bus interface" depends on HAS_IOMEM && DMA_ENGINE diff --git a/drivers/net/ethernet/micrel/Makefile b/drivers/net/ethernet/micrel/Makefile index 848fc1c5a5dc..6d8ac5527aef 100644 --- a/drivers/net/ethernet/micrel/Makefile +++ b/drivers/net/ethernet/micrel/Makefile @@ -3,7 +3,6 @@ # Makefile for the Micrel network device drivers. # -obj-$(CONFIG_ARM_KS8695_ETHER) += ks8695net.o obj-$(CONFIG_KS8842) += ks8842.o obj-$(CONFIG_KS8851) += ks8851.o obj-$(CONFIG_KS8851_MLL) += ks8851_mll.o diff --git a/drivers/net/ethernet/micrel/ks8695net.c b/drivers/net/ethernet/micrel/ks8695net.c deleted file mode 100644 index 1390ef5323a2..000000000000 --- a/drivers/net/ethernet/micrel/ks8695net.c +++ /dev/null @@ -1,1632 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * Micrel KS8695 (Centaur) Ethernet. - * - * Copyright 2008 Simtec Electronics - * Daniel Silverstone <dsilvers@simtec.co.uk> - * Vincent Sanders <vince@simtec.co.uk> - */ - -#include <linux/dma-mapping.h> -#include <linux/module.h> -#include <linux/ioport.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/interrupt.h> -#include <linux/skbuff.h> -#include <linux/spinlock.h> -#include <linux/crc32.h> -#include <linux/mii.h> -#include <linux/ethtool.h> -#include <linux/delay.h> -#include <linux/platform_device.h> -#include <linux/irq.h> -#include <linux/io.h> -#include <linux/slab.h> - -#include <asm/irq.h> - -#include <mach/regs-switch.h> -#include <mach/regs-misc.h> -#include <asm/mach/irq.h> -#include <mach/regs-irq.h> - -#include "ks8695net.h" - -#define MODULENAME "ks8695_ether" -#define MODULEVERSION "1.02" - -/* - * Transmit and device reset timeout, default 5 seconds. - */ -static int watchdog = 5000; - -/* Hardware structures */ - -/** - * struct rx_ring_desc - Receive descriptor ring element - * @status: The status of the descriptor element (E.g. who owns it) - * @length: The number of bytes in the block pointed to by data_ptr - * @data_ptr: The physical address of the data block to receive into - * @next_desc: The physical address of the next descriptor element. - */ -struct rx_ring_desc { - __le32 status; - __le32 length; - __le32 data_ptr; - __le32 next_desc; -}; - -/** - * struct tx_ring_desc - Transmit descriptor ring element - * @owner: Who owns the descriptor - * @status: The number of bytes in the block pointed to by data_ptr - * @data_ptr: The physical address of the data block to receive into - * @next_desc: The physical address of the next descriptor element. - */ -struct tx_ring_desc { - __le32 owner; - __le32 status; - __le32 data_ptr; - __le32 next_desc; -}; - -/** - * struct ks8695_skbuff - sk_buff wrapper for rx/tx rings. - * @skb: The buffer in the ring - * @dma_ptr: The mapped DMA pointer of the buffer - * @length: The number of bytes mapped to dma_ptr - */ -struct ks8695_skbuff { - struct sk_buff *skb; - dma_addr_t dma_ptr; - u32 length; -}; - -/* Private device structure */ - -#define MAX_TX_DESC 8 -#define MAX_TX_DESC_MASK 0x7 -#define MAX_RX_DESC 16 -#define MAX_RX_DESC_MASK 0xf - -/*napi_weight have better more than rx DMA buffers*/ -#define NAPI_WEIGHT 64 - -#define MAX_RXBUF_SIZE 0x700 - -#define TX_RING_DMA_SIZE (sizeof(struct tx_ring_desc) * MAX_TX_DESC) -#define RX_RING_DMA_SIZE (sizeof(struct rx_ring_desc) * MAX_RX_DESC) -#define RING_DMA_SIZE (TX_RING_DMA_SIZE + RX_RING_DMA_SIZE) - -/** - * enum ks8695_dtype - Device type - * @KS8695_DTYPE_WAN: This device is a WAN interface - * @KS8695_DTYPE_LAN: This device is a LAN interface - * @KS8695_DTYPE_HPNA: This device is an HPNA interface - */ -enum ks8695_dtype { - KS8695_DTYPE_WAN, - KS8695_DTYPE_LAN, - KS8695_DTYPE_HPNA, -}; - -/** - * struct ks8695_priv - Private data for the KS8695 Ethernet - * @in_suspend: Flag to indicate if we're suspending/resuming - * @ndev: The net_device for this interface - * @dev: The platform device object for this interface - * @dtype: The type of this device - * @io_regs: The ioremapped registers for this interface - * @napi : Add support NAPI for Rx - * @rx_irq_name: The textual name of the RX IRQ from the platform data - * @tx_irq_name: The textual name of the TX IRQ from the platform data - * @link_irq_name: The textual name of the link IRQ from the - * platform data if available - * @rx_irq: The IRQ number for the RX IRQ - * @tx_irq: The IRQ number for the TX IRQ - * @link_irq: The IRQ number for the link IRQ if available - * @regs_req: The resource request for the registers region - * @phyiface_req: The resource request for the phy/switch region - * if available - * @phyiface_regs: The ioremapped registers for the phy/switch if available - * @ring_base: The base pointer of the dma coherent memory for the rings - * @ring_base_dma: The DMA mapped equivalent of ring_base - * @tx_ring: The pointer in ring_base of the TX ring - * @tx_ring_used: The number of slots in the TX ring which are occupied - * @tx_ring_next_slot: The next slot to fill in the TX ring - * @tx_ring_dma: The DMA mapped equivalent of tx_ring - * @tx_buffers: The sk_buff mappings for the TX ring - * @txq_lock: A lock to protect the tx_buffers tx_ring_used etc variables - * @rx_ring: The pointer in ring_base of the RX ring - * @rx_ring_dma: The DMA mapped equivalent of rx_ring - * @rx_buffers: The sk_buff mappings for the RX ring - * @next_rx_desc_read: The next RX descriptor to read from on IRQ - * @rx_lock: A lock to protect Rx irq function - * @msg_enable: The flags for which messages to emit - */ -struct ks8695_priv { - int in_suspend; - struct net_device *ndev; - struct device *dev; - enum ks8695_dtype dtype; - void __iomem *io_regs; - - struct napi_struct napi; - - const char *rx_irq_name, *tx_irq_name, *link_irq_name; - int rx_irq, tx_irq, link_irq; - - struct resource *regs_req, *phyiface_req; - void __iomem *phyiface_regs; - - void *ring_base; - dma_addr_t ring_base_dma; - - struct tx_ring_desc *tx_ring; - int tx_ring_used; - int tx_ring_next_slot; - dma_addr_t tx_ring_dma; - struct ks8695_skbuff tx_buffers[MAX_TX_DESC]; - spinlock_t txq_lock; - - struct rx_ring_desc *rx_ring; - dma_addr_t rx_ring_dma; - struct ks8695_skbuff rx_buffers[MAX_RX_DESC]; - int next_rx_desc_read; - spinlock_t rx_lock; - - int msg_enable; -}; - -/* Register access */ - -/** - * ks8695_readreg - Read from a KS8695 ethernet register - * @ksp: The device to read from - * @reg: The register to read - */ -static inline u32 -ks8695_readreg(struct ks8695_priv *ksp, int reg) -{ - return readl(ksp->io_regs + reg); -} - -/** - * ks8695_writereg - Write to a KS8695 ethernet register - * @ksp: The device to write to - * @reg: The register to write - * @value: The value to write to the register - */ -static inline void -ks8695_writereg(struct ks8695_priv *ksp, int reg, u32 value) -{ - writel(value, ksp->io_regs + reg); -} - -/* Utility functions */ - -/** - * ks8695_port_type - Retrieve port-type as user-friendly string - * @ksp: The device to return the type for - * - * Returns a string indicating which of the WAN, LAN or HPNA - * ports this device is likely to represent. - */ -static const char * -ks8695_port_type(struct ks8695_priv *ksp) -{ - switch (ksp->dtype) { - case KS8695_DTYPE_LAN: - return "LAN"; - case KS8695_DTYPE_WAN: - return "WAN"; - case KS8695_DTYPE_HPNA: - return "HPNA"; - } - - return "UNKNOWN"; -} - -/** - * ks8695_update_mac - Update the MAC registers in the device - * @ksp: The device to update - * - * Updates the MAC registers in the KS8695 device from the address in the - * net_device structure associated with this interface. - */ -static void -ks8695_update_mac(struct ks8695_priv *ksp) -{ - /* Update the HW with the MAC from the net_device */ - struct net_device *ndev = ksp->ndev; - u32 machigh, maclow; - - maclow = ((ndev->dev_addr[2] << 24) | (ndev->dev_addr[3] << 16) | - (ndev->dev_addr[4] << 8) | (ndev->dev_addr[5] << 0)); - machigh = ((ndev->dev_addr[0] << 8) | (ndev->dev_addr[1] << 0)); - - ks8695_writereg(ksp, KS8695_MAL, maclow); - ks8695_writereg(ksp, KS8695_MAH, machigh); - -} - -/** - * ks8695_refill_rxbuffers - Re-fill the RX buffer ring - * @ksp: The device to refill - * - * Iterates the RX ring of the device looking for empty slots. - * For each empty slot, we allocate and map a new SKB and give it - * to the hardware. - * This can be called from interrupt context safely. - */ -static void -ks8695_refill_rxbuffers(struct ks8695_priv *ksp) -{ - /* Run around the RX ring, filling in any missing sk_buff's */ - int buff_n; - - for (buff_n = 0; buff_n < MAX_RX_DESC; ++buff_n) { - if (!ksp->rx_buffers[buff_n].skb) { - struct sk_buff *skb = - netdev_alloc_skb(ksp->ndev, MAX_RXBUF_SIZE); - dma_addr_t mapping; - - ksp->rx_buffers[buff_n].skb = skb; - if (skb == NULL) { - /* Failed to allocate one, perhaps - * we'll try again later. - */ - break; - } - - mapping = dma_map_single(ksp->dev, skb->data, - MAX_RXBUF_SIZE, - DMA_FROM_DEVICE); - if (unlikely(dma_mapping_error(ksp->dev, mapping))) { - /* Failed to DMA map this SKB, try later */ - dev_kfree_skb_irq(skb); - ksp->rx_buffers[buff_n].skb = NULL; - break; - } - ksp->rx_buffers[buff_n].dma_ptr = mapping; - ksp->rx_buffers[buff_n].length = MAX_RXBUF_SIZE; - - /* Record this into the DMA ring */ - ksp->rx_ring[buff_n].data_ptr = cpu_to_le32(mapping); - ksp->rx_ring[buff_n].length = - cpu_to_le32(MAX_RXBUF_SIZE); - - wmb(); - - /* And give ownership over to the hardware */ - ksp->rx_ring[buff_n].status = cpu_to_le32(RDES_OWN); - } - } -} - -/* Maximum number of multicast addresses which the KS8695 HW supports */ -#define KS8695_NR_ADDRESSES 16 - -/** - * ks8695_init_partial_multicast - Init the mcast addr registers - * @ksp: The device to initialise - * @addr: The multicast address list to use - * @nr_addr: The number of addresses in the list - * - * This routine is a helper for ks8695_set_multicast - it writes - * the additional-address registers in the KS8695 ethernet device - * and cleans up any others left behind. - */ -static void -ks8695_init_partial_multicast(struct ks8695_priv *ksp, - struct net_device *ndev) -{ - u32 low, high; - int i; - struct netdev_hw_addr *ha; - - i = 0; - netdev_for_each_mc_addr(ha, ndev) { - /* Ran out of space in chip? */ - BUG_ON(i == KS8695_NR_ADDRESSES); - - low = (ha->addr[2] << 24) | (ha->addr[3] << 16) | - (ha->addr[4] << 8) | (ha->addr[5]); - high = (ha->addr[0] << 8) | (ha->addr[1]); - - ks8695_writereg(ksp, KS8695_AAL_(i), low); - ks8695_writereg(ksp, KS8695_AAH_(i), AAH_E | high); - i++; - } - - /* Clear the remaining Additional Station Addresses */ - for (; i < KS8695_NR_ADDRESSES; i++) { - ks8695_writereg(ksp, KS8695_AAL_(i), 0); - ks8695_writereg(ksp, KS8695_AAH_(i), 0); - } -} - -/* Interrupt handling */ - -/** - * ks8695_tx_irq - Transmit IRQ handler - * @irq: The IRQ which went off (ignored) - * @dev_id: The net_device for the interrupt - * - * Process the TX ring, clearing out any transmitted slots. - * Allows the net_device to pass us new packets once slots are - * freed. - */ -static irqreturn_t -ks8695_tx_irq(int irq, void *dev_id) -{ - struct net_device *ndev = (struct net_device *)dev_id; - struct ks8695_priv *ksp = netdev_priv(ndev); - int buff_n; - - for (buff_n = 0; buff_n < MAX_TX_DESC; ++buff_n) { - if (ksp->tx_buffers[buff_n].skb && - !(ksp->tx_ring[buff_n].owner & cpu_to_le32(TDES_OWN))) { - rmb(); - /* An SKB which is not owned by HW is present */ - /* Update the stats for the net_device */ - ndev->stats.tx_packets++; - ndev->stats.tx_bytes += ksp->tx_buffers[buff_n].length; - - /* Free the packet from the ring */ - ksp->tx_ring[buff_n].data_ptr = 0; - - /* Free the sk_buff */ - dma_unmap_single(ksp->dev, - ksp->tx_buffers[buff_n].dma_ptr, - ksp->tx_buffers[buff_n].length, - DMA_TO_DEVICE); - dev_consume_skb_irq(ksp->tx_buffers[buff_n].skb); - ksp->tx_buffers[buff_n].skb = NULL; - ksp->tx_ring_used--; - } - } - - netif_wake_queue(ndev); - - return IRQ_HANDLED; -} - -/** - * ks8695_get_rx_enable_bit - Get rx interrupt enable/status bit - * @ksp: Private data for the KS8695 Ethernet - * - * For KS8695 document: - * Interrupt Enable Register (offset 0xE204) - * Bit29 : WAN MAC Receive Interrupt Enable - * Bit16 : LAN MAC Receive Interrupt Enable - * Interrupt Status Register (Offset 0xF208) - * Bit29: WAN MAC Receive Status - * Bit16: LAN MAC Receive Status - * So, this Rx interrupt enable/status bit number is equal - * as Rx IRQ number. - */ -static inline u32 ks8695_get_rx_enable_bit(struct ks8695_priv *ksp) -{ - return ksp->rx_irq; -} - -/** - * ks8695_rx_irq - Receive IRQ handler - * @irq: The IRQ which went off (ignored) - * @dev_id: The net_device for the interrupt - * - * Inform NAPI that packet reception needs to be scheduled - */ - -static irqreturn_t -ks8695_rx_irq(int irq, void *dev_id) -{ - struct net_device *ndev = (struct net_device *)dev_id; - struct ks8695_priv *ksp = netdev_priv(ndev); - - spin_lock(&ksp->rx_lock); - - if (napi_schedule_prep(&ksp->napi)) { - unsigned long status = readl(KS8695_IRQ_VA + KS8695_INTEN); - unsigned long mask_bit = 1 << ks8695_get_rx_enable_bit(ksp); - /*disable rx interrupt*/ - status &= ~mask_bit; - writel(status , KS8695_IRQ_VA + KS8695_INTEN); - __napi_schedule(&ksp->napi); - } - - spin_unlock(&ksp->rx_lock); - return IRQ_HANDLED; -} - -/** - * ks8695_rx - Receive packets called by NAPI poll method - * @ksp: Private data for the KS8695 Ethernet - * @budget: Number of packets allowed to process - */ -static int ks8695_rx(struct ks8695_priv *ksp, int budget) -{ - struct net_device *ndev = ksp->ndev; - struct sk_buff *skb; - int buff_n; - u32 flags; - int pktlen; - int received = 0; - - buff_n = ksp->next_rx_desc_read; - while (received < budget - && ksp->rx_buffers[buff_n].skb - && (!(ksp->rx_ring[buff_n].status & - cpu_to_le32(RDES_OWN)))) { - rmb(); - flags = le32_to_cpu(ksp->rx_ring[buff_n].status); - - /* Found an SKB which we own, this means we - * received a packet - */ - if ((flags & (RDES_FS | RDES_LS)) != - (RDES_FS | RDES_LS)) { - /* This packet is not the first and - * the last segment. Therefore it is - * a "spanning" packet and we can't - * handle it - */ - goto rx_failure; - } - - if (flags & (RDES_ES | RDES_RE)) { - /* It's an error packet */ - ndev->stats.rx_errors++; - if (flags & RDES_TL) - ndev->stats.rx_length_errors++; - if (flags & RDES_RF) - ndev->stats.rx_length_errors++; - if (flags & RDES_CE) - ndev->stats.rx_crc_errors++; - if (flags & RDES_RE) - ndev->stats.rx_missed_errors++; - - goto rx_failure; - } - - pktlen = flags & RDES_FLEN; - pktlen -= 4; /* Drop the CRC */ - - /* Retrieve the sk_buff */ - skb = ksp->rx_buffers[buff_n].skb; - - /* Clear it from the ring */ - ksp->rx_buffers[buff_n].skb = NULL; - ksp->rx_ring[buff_n].data_ptr = 0; - - /* Unmap the SKB */ - dma_unmap_single(ksp->dev, - ksp->rx_buffers[buff_n].dma_ptr, - ksp->rx_buffers[buff_n].length, - DMA_FROM_DEVICE); - - /* Relinquish the SKB to the network layer */ - skb_put(skb, pktlen); - skb->protocol = eth_type_trans(skb, ndev); - napi_gro_receive(&ksp->napi, skb); - - /* Record stats */ - ndev->stats.rx_packets++; - ndev->stats.rx_bytes += pktlen; - goto rx_finished; - -rx_failure: - /* This ring entry is an error, but we can - * re-use the skb - */ - /* Give the ring entry back to the hardware */ - ksp->rx_ring[buff_n].status = cpu_to_le32(RDES_OWN); -rx_finished: - received++; - buff_n = (buff_n + 1) & MAX_RX_DESC_MASK; - } - - /* And note which RX descriptor we last did */ - ksp->next_rx_desc_read = buff_n; - - /* And refill the buffers */ - ks8695_refill_rxbuffers(ksp); - - /* Kick the RX DMA engine, in case it became suspended */ - ks8695_writereg(ksp, KS8695_DRSC, 0); - - return received; -} - - -/** - * ks8695_poll - Receive packet by NAPI poll method - * @ksp: Private data for the KS8695 Ethernet - * @budget: The remaining number packets for network subsystem - * - * Invoked by the network core when it requests for new - * packets from the driver - */ -static int ks8695_poll(struct napi_struct *napi, int budget) -{ - struct ks8695_priv *ksp = container_of(napi, struct ks8695_priv, napi); - unsigned long isr = readl(KS8695_IRQ_VA + KS8695_INTEN); - unsigned long mask_bit = 1 << ks8695_get_rx_enable_bit(ksp); - int work_done; - - work_done = ks8695_rx(ksp, budget); - - if (work_done < budget && napi_complete_done(napi, work_done)) { - unsigned long flags; - - spin_lock_irqsave(&ksp->rx_lock, flags); - /* enable rx interrupt */ - writel(isr | mask_bit, KS8695_IRQ_VA + KS8695_INTEN); - spin_unlock_irqrestore(&ksp->rx_lock, flags); - } - return work_done; -} - -/** - * ks8695_link_irq - Link change IRQ handler - * @irq: The IRQ which went off (ignored) - * @dev_id: The net_device for the interrupt - * - * The WAN interface can generate an IRQ when the link changes, - * report this to the net layer and the user. - */ -static irqreturn_t -ks8695_link_irq(int irq, void *dev_id) -{ - struct net_device *ndev = (struct net_device *)dev_id; - struct ks8695_priv *ksp = netdev_priv(ndev); - u32 ctrl; - - ctrl = readl(ksp->phyiface_regs + KS8695_WMC); - if (ctrl & WMC_WLS) { - netif_carrier_on(ndev); - if (netif_msg_link(ksp)) - dev_info(ksp->dev, - "%s: Link is now up (10%sMbps/%s-duplex)\n", - ndev->name, - (ctrl & WMC_WSS) ? "0" : "", - (ctrl & WMC_WDS) ? "Full" : "Half"); - } else { - netif_carrier_off(ndev); - if (netif_msg_link(ksp)) - dev_info(ksp->dev, "%s: Link is now down.\n", - ndev->name); - } - - return IRQ_HANDLED; -} - - -/* KS8695 Device functions */ - -/** - * ks8695_reset - Reset a KS8695 ethernet interface - * @ksp: The interface to reset - * - * Perform an engine reset of the interface and re-program it - * with sensible defaults. - */ -static void -ks8695_reset(struct ks8695_priv *ksp) -{ - int reset_timeout = watchdog; - /* Issue the reset via the TX DMA control register */ - ks8695_writereg(ksp, KS8695_DTXC, DTXC_TRST); - while (reset_timeout--) { - if (!(ks8695_readreg(ksp, KS8695_DTXC) & DTXC_TRST)) - break; - msleep(1); - } - - if (reset_timeout < 0) { - dev_crit(ksp->dev, - "Timeout waiting for DMA engines to reset\n"); - /* And blithely carry on */ - } - - /* Definitely wait long enough before attempting to program - * the engines - */ - msleep(10); - - /* RX: unicast and broadcast */ - ks8695_writereg(ksp, KS8695_DRXC, DRXC_RU | DRXC_RB); - /* TX: pad and add CRC */ - ks8695_writereg(ksp, KS8695_DTXC, DTXC_TEP | DTXC_TAC); -} - -/** - * ks8695_shutdown - Shut down a KS8695 ethernet interface - * @ksp: The interface to shut down - * - * This disables packet RX/TX, cleans up IRQs, drains the rings, - * and basically places the interface into a clean shutdown - * state. - */ -static void -ks8695_shutdown(struct ks8695_priv *ksp) -{ - u32 ctrl; - int buff_n; - - /* Disable packet transmission */ - ctrl = ks8695_readreg(ksp, KS8695_DTXC); - ks8695_writereg(ksp, KS8695_DTXC, ctrl & ~DTXC_TE); - - /* Disable packet reception */ - ctrl = ks8695_readreg(ksp, KS8695_DRXC); - ks8695_writereg(ksp, KS8695_DRXC, ctrl & ~DRXC_RE); - - /* Release the IRQs */ - free_irq(ksp->rx_irq, ksp->ndev); - free_irq(ksp->tx_irq, ksp->ndev); - if (ksp->link_irq != -1) - free_irq(ksp->link_irq, ksp->ndev); - - /* Throw away any pending TX packets */ - for (buff_n = 0; buff_n < MAX_TX_DESC; ++buff_n) { - if (ksp->tx_buffers[buff_n].skb) { - /* Remove this SKB from the TX ring */ - ksp->tx_ring[buff_n].owner = 0; - ksp->tx_ring[buff_n].status = 0; - ksp->tx_ring[buff_n].data_ptr = 0; - - /* Unmap and bin this SKB */ - dma_unmap_single(ksp->dev, - ksp->tx_buffers[buff_n].dma_ptr, - ksp->tx_buffers[buff_n].length, - DMA_TO_DEVICE); - dev_kfree_skb_irq(ksp->tx_buffers[buff_n].skb); - ksp->tx_buffers[buff_n].skb = NULL; - } - } - - /* Purge the RX buffers */ - for (buff_n = 0; buff_n < MAX_RX_DESC; ++buff_n) { - if (ksp->rx_buffers[buff_n].skb) { - /* Remove the SKB from the RX ring */ - ksp->rx_ring[buff_n].status = 0; - ksp->rx_ring[buff_n].data_ptr = 0; - - /* Unmap and bin the SKB */ - dma_unmap_single(ksp->dev, - ksp->rx_buffers[buff_n].dma_ptr, - ksp->rx_buffers[buff_n].length, - DMA_FROM_DEVICE); - dev_kfree_skb_irq(ksp->rx_buffers[buff_n].skb); - ksp->rx_buffers[buff_n].skb = NULL; - } - } -} - - -/** - * ks8695_setup_irq - IRQ setup helper function - * @irq: The IRQ number to claim - * @irq_name: The name to give the IRQ claimant - * @handler: The function to call to handle the IRQ - * @ndev: The net_device to pass in as the dev_id argument to the handler - * - * Return 0 on success. - */ -static int -ks8695_setup_irq(int irq, const char *irq_name, - irq_handler_t handler, struct net_device *ndev) -{ - int ret; - - ret = request_irq(irq, handler, IRQF_SHARED, irq_name, ndev); - - if (ret) { - dev_err(&ndev->dev, "failure to request IRQ %d\n", irq); - return ret; - } - - return 0; -} - -/** - * ks8695_init_net - Initialise a KS8695 ethernet interface - * @ksp: The interface to initialise - * - * This routine fills the RX ring, initialises the DMA engines, - * allocates the IRQs and then starts the packet TX and RX - * engines. - */ -static int -ks8695_init_net(struct ks8695_priv *ksp) -{ - int ret; - u32 ctrl; - - ks8695_refill_rxbuffers(ksp); - - /* Initialise the DMA engines */ - ks8695_writereg(ksp, KS8695_RDLB, (u32) ksp->rx_ring_dma); - ks8695_writereg(ksp, KS8695_TDLB, (u32) ksp->tx_ring_dma); - - /* Request the IRQs */ - ret = ks8695_setup_irq(ksp->rx_irq, ksp->rx_irq_name, - ks8695_rx_irq, ksp->ndev); - if (ret) - return ret; - ret = ks8695_setup_irq(ksp->tx_irq, ksp->tx_irq_name, - ks8695_tx_irq, ksp->ndev); - if (ret) - return ret; - if (ksp->link_irq != -1) { - ret = ks8695_setup_irq(ksp->link_irq, ksp->link_irq_name, - ks8695_link_irq, ksp->ndev); - if (ret) - return ret; - } - - /* Set up the ring indices */ - ksp->next_rx_desc_read = 0; - ksp->tx_ring_next_slot = 0; - ksp->tx_ring_used = 0; - - /* Bring up transmission */ - ctrl = ks8695_readreg(ksp, KS8695_DTXC); - /* Enable packet transmission */ - ks8695_writereg(ksp, KS8695_DTXC, ctrl | DTXC_TE); - - /* Bring up the reception */ - ctrl = ks8695_readreg(ksp, KS8695_DRXC); - /* Enable packet reception */ - ks8695_writereg(ksp, KS8695_DRXC, ctrl | DRXC_RE); - /* And start the DMA engine */ - ks8695_writereg(ksp, KS8695_DRSC, 0); - - /* All done */ - return 0; -} - -/** - * ks8695_release_device - HW resource release for KS8695 e-net - * @ksp: The device to be freed - * - * This unallocates io memory regions, dma-coherent regions etc - * which were allocated in ks8695_probe. - */ -static void -ks8695_release_device(struct ks8695_priv *ksp) -{ - /* Unmap the registers */ - iounmap(ksp->io_regs); - if (ksp->phyiface_regs) - iounmap(ksp->phyiface_regs); - - /* And release the request */ - release_resource(ksp->regs_req); - kfree(ksp->regs_req); - if (ksp->phyiface_req) { - release_resource(ksp->phyiface_req); - kfree(ksp->phyiface_req); - } - - /* Free the ring buffers */ - dma_free_coherent(ksp->dev, RING_DMA_SIZE, - ksp->ring_base, ksp->ring_base_dma); -} - -/* Ethtool support */ - -/** - * ks8695_get_msglevel - Get the messages enabled for emission - * @ndev: The network device to read from - */ -static u32 -ks8695_get_msglevel(struct net_device *ndev) -{ - struct ks8695_priv *ksp = netdev_priv(ndev); - - return ksp->msg_enable; -} - -/** - * ks8695_set_msglevel - Set the messages enabled for emission - * @ndev: The network device to configure - * @value: The messages to set for emission - */ -static void -ks8695_set_msglevel(struct net_device *ndev, u32 value) -{ - struct ks8695_priv *ksp = netdev_priv(ndev); - - ksp->msg_enable = value; -} - -/** - * ks8695_wan_get_link_ksettings - Get device-specific settings. - * @ndev: The network device to read settings from - * @cmd: The ethtool structure to read into - */ -static int -ks8695_wan_get_link_ksettings(struct net_device *ndev, - struct ethtool_link_ksettings *cmd) -{ - struct ks8695_priv *ksp = netdev_priv(ndev); - u32 ctrl; - u32 supported, advertising; - - /* All ports on the KS8695 support these... */ - supported = (SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full | - SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full | - SUPPORTED_TP | SUPPORTED_MII); - - advertising = ADVERTISED_TP | ADVERTISED_MII; - cmd->base.port = PORT_MII; - supported |= (SUPPORTED_Autoneg | SUPPORTED_Pause); - cmd->base.phy_address = 0; - - ctrl = readl(ksp->phyiface_regs + KS8695_WMC); - if ((ctrl & WMC_WAND) == 0) { - /* auto-negotiation is enabled */ - advertising |= ADVERTISED_Autoneg; - if (ctrl & WMC_WANA100F) - advertising |= ADVERTISED_100baseT_Full; - if (ctrl & WMC_WANA100H) - advertising |= ADVERTISED_100baseT_Half; - if (ctrl & WMC_WANA10F) - advertising |= ADVERTISED_10baseT_Full; - if (ctrl & WMC_WANA10H) - advertising |= ADVERTISED_10baseT_Half; - if (ctrl & WMC_WANAP) - advertising |= ADVERTISED_Pause; - cmd->base.autoneg = AUTONEG_ENABLE; - - cmd->base.speed = (ctrl & WMC_WSS) ? SPEED_100 : SPEED_10; - cmd->base.duplex = (ctrl & WMC_WDS) ? - DUPLEX_FULL : DUPLEX_HALF; - } else { - /* auto-negotiation is disabled */ - cmd->base.autoneg = AUTONEG_DISABLE; - - cmd->base.speed = (ctrl & WMC_WANF100) ? - SPEED_100 : SPEED_10; - cmd->base.duplex = (ctrl & WMC_WANFF) ? - DUPLEX_FULL : DUPLEX_HALF; - } - - ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, - supported); - ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, - advertising); - - return 0; -} - -/** - * ks8695_wan_set_link_ksettings - Set device-specific settings. - * @ndev: The network device to configure - * @cmd: The settings to configure - */ -static int -ks8695_wan_set_link_ksettings(struct net_device *ndev, - const struct ethtool_link_ksettings *cmd) -{ - struct ks8695_priv *ksp = netdev_priv(ndev); - u32 ctrl; - u32 advertising; - - ethtool_convert_link_mode_to_legacy_u32(&advertising, - cmd->link_modes.advertising); - - if ((cmd->base.speed != SPEED_10) && (cmd->base.speed != SPEED_100)) - return -EINVAL; - if ((cmd->base.duplex != DUPLEX_HALF) && - (cmd->base.duplex != DUPLEX_FULL)) - return -EINVAL; - if (cmd->base.port != PORT_MII) - return -EINVAL; - if ((cmd->base.autoneg != AUTONEG_DISABLE) && - (cmd->base.autoneg != AUTONEG_ENABLE)) - return -EINVAL; - - if (cmd->base.autoneg == AUTONEG_ENABLE) { - if ((advertising & (ADVERTISED_10baseT_Half | - ADVERTISED_10baseT_Full | - ADVERTISED_100baseT_Half | - ADVERTISED_100baseT_Full)) == 0) - return -EINVAL; - - ctrl = readl(ksp->phyiface_regs + KS8695_WMC); - - ctrl &= ~(WMC_WAND | WMC_WANA100F | WMC_WANA100H | - WMC_WANA10F | WMC_WANA10H); - if (advertising & ADVERTISED_100baseT_Full) - ctrl |= WMC_WANA100F; - if (advertising & ADVERTISED_100baseT_Half) - ctrl |= WMC_WANA100H; - if (advertising & ADVERTISED_10baseT_Full) - ctrl |= WMC_WANA10F; - if (advertising & ADVERTISED_10baseT_Half) - ctrl |= WMC_WANA10H; - - /* force a re-negotiation */ - ctrl |= WMC_WANR; - writel(ctrl, ksp->phyiface_regs + KS8695_WMC); - } else { - ctrl = readl(ksp->phyiface_regs + KS8695_WMC); - - /* disable auto-negotiation */ - ctrl |= WMC_WAND; - ctrl &= ~(WMC_WANF100 | WMC_WANFF); - - if (cmd->base.speed == SPEED_100) - ctrl |= WMC_WANF100; - if (cmd->base.duplex == DUPLEX_FULL) - ctrl |= WMC_WANFF; - - writel(ctrl, ksp->phyiface_regs + KS8695_WMC); - } - - return 0; -} - -/** - * ks8695_wan_nwayreset - Restart the autonegotiation on the port. - * @ndev: The network device to restart autoneotiation on - */ -static int -ks8695_wan_nwayreset(struct net_device *ndev) -{ - struct ks8695_priv *ksp = netdev_priv(ndev); - u32 ctrl; - - ctrl = readl(ksp->phyiface_regs + KS8695_WMC); - - if ((ctrl & WMC_WAND) == 0) - writel(ctrl | WMC_WANR, - ksp->phyiface_regs + KS8695_WMC); - else - /* auto-negotiation not enabled */ - return -EINVAL; - - return 0; -} - -/** - * ks8695_wan_get_pause - Retrieve network pause/flow-control advertising - * @ndev: The device to retrieve settings from - * @param: The structure to fill out with the information - */ -static void -ks8695_wan_get_pause(struct net_device *ndev, struct ethtool_pauseparam *param) -{ - struct ks8695_priv *ksp = netdev_priv(ndev); - u32 ctrl; - - ctrl = readl(ksp->phyiface_regs + KS8695_WMC); - - /* advertise Pause */ - param->autoneg = (ctrl & WMC_WANAP); - - /* current Rx Flow-control */ - ctrl = ks8695_readreg(ksp, KS8695_DRXC); - param->rx_pause = (ctrl & DRXC_RFCE); - - /* current Tx Flow-control */ - ctrl = ks8695_readreg(ksp, KS8695_DTXC); - param->tx_pause = (ctrl & DTXC_TFCE); -} - -/** - * ks8695_get_drvinfo - Retrieve driver information - * @ndev: The network device to retrieve info about - * @info: The info structure to fill out. - */ -static void -ks8695_get_drvinfo(struct net_device *ndev, struct ethtool_drvinfo *info) -{ - strlcpy(info->driver, MODULENAME, sizeof(info->driver)); - strlcpy(info->version, MODULEVERSION, sizeof(info->version)); - strlcpy(info->bus_info, dev_name(ndev->dev.parent), - sizeof(info->bus_info)); -} - -static const struct ethtool_ops ks8695_ethtool_ops = { - .get_msglevel = ks8695_get_msglevel, - .set_msglevel = ks8695_set_msglevel, - .get_drvinfo = ks8695_get_drvinfo, -}; - -static const struct ethtool_ops ks8695_wan_ethtool_ops = { - .get_msglevel = ks8695_get_msglevel, - .set_msglevel = ks8695_set_msglevel, - .nway_reset = ks8695_wan_nwayreset, - .get_link = ethtool_op_get_link, - .get_pauseparam = ks8695_wan_get_pause, - .get_drvinfo = ks8695_get_drvinfo, - .get_link_ksettings = ks8695_wan_get_link_ksettings, - .set_link_ksettings = ks8695_wan_set_link_ksettings, -}; - -/* Network device interface functions */ - -/** - * ks8695_set_mac - Update MAC in net dev and HW - * @ndev: The network device to update - * @addr: The new MAC address to set - */ -static int -ks8695_set_mac(struct net_device *ndev, void *addr) -{ - struct ks8695_priv *ksp = netdev_priv(ndev); - struct sockaddr *address = addr; - - if (!is_valid_ether_addr(address->sa_data)) - return -EADDRNOTAVAIL; - - memcpy(ndev->dev_addr, address->sa_data, ndev->addr_len); - - ks8695_update_mac(ksp); - - dev_dbg(ksp->dev, "%s: Updated MAC address to %pM\n", - ndev->name, ndev->dev_addr); - - return 0; -} - -/** - * ks8695_set_multicast - Set up the multicast behaviour of the interface - * @ndev: The net_device to configure - * - * This routine, called by the net layer, configures promiscuity - * and multicast reception behaviour for the interface. - */ -static void -ks8695_set_multicast(struct net_device *ndev) -{ - struct ks8695_priv *ksp = netdev_priv(ndev); - u32 ctrl; - - ctrl = ks8695_readreg(ksp, KS8695_DRXC); - - if (ndev->flags & IFF_PROMISC) { - /* enable promiscuous mode */ - ctrl |= DRXC_RA; - } else if (ndev->flags & ~IFF_PROMISC) { - /* disable promiscuous mode */ - ctrl &= ~DRXC_RA; - } - - if (ndev->flags & IFF_ALLMULTI) { - /* enable all multicast mode */ - ctrl |= DRXC_RM; - } else if (netdev_mc_count(ndev) > KS8695_NR_ADDRESSES) { - /* more specific multicast addresses than can be - * handled in hardware - */ - ctrl |= DRXC_RM; - } else { - /* enable specific multicasts */ - ctrl &= ~DRXC_RM; - ks8695_init_partial_multicast(ksp, ndev); - } - - ks8695_writereg(ksp, KS8695_DRXC, ctrl); -} - -/** - * ks8695_timeout - Handle a network tx/rx timeout. - * @ndev: The net_device which timed out. - * - * A network transaction timed out, reset the device. - */ -static void -ks8695_timeout(struct net_device *ndev) -{ - struct ks8695_priv *ksp = netdev_priv(ndev); - - netif_stop_queue(ndev); - ks8695_shutdown(ksp); - - ks8695_reset(ksp); - - ks8695_update_mac(ksp); - - /* We ignore the return from this since it managed to init - * before it probably will be okay to init again. - */ - ks8695_init_net(ksp); - - /* Reconfigure promiscuity etc */ - ks8695_set_multicast(ndev); - - /* And start the TX queue once more */ - netif_start_queue(ndev); -} - -/** - * ks8695_start_xmit - Start a packet transmission - * @skb: The packet to transmit - * @ndev: The network device to send the packet on - * - * This routine, called by the net layer, takes ownership of the - * sk_buff and adds it to the TX ring. It then kicks the TX DMA - * engine to ensure transmission begins. - */ -static netdev_tx_t -ks8695_start_xmit(struct sk_buff *skb, struct net_device *ndev) -{ - struct ks8695_priv *ksp = netdev_priv(ndev); - int buff_n; - dma_addr_t dmap; - - spin_lock_irq(&ksp->txq_lock); - - if (ksp->tx_ring_used == MAX_TX_DESC) { - /* Somehow we got entered when we have no room */ - spin_unlock_irq(&ksp->txq_lock); - return NETDEV_TX_BUSY; - } - - buff_n = ksp->tx_ring_next_slot; - - BUG_ON(ksp->tx_buffers[buff_n].skb); - - dmap = dma_map_single(ksp->dev, skb->data, skb->len, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(ksp->dev, dmap))) { - /* Failed to DMA map this SKB, give it back for now */ - spin_unlock_irq(&ksp->txq_lock); - dev_dbg(ksp->dev, "%s: Could not map DMA memory for "\ - "transmission, trying later\n", ndev->name); - return NETDEV_TX_BUSY; - } - - ksp->tx_buffers[buff_n].dma_ptr = dmap; - /* Mapped okay, store the buffer pointer and length for later */ - ksp->tx_buffers[buff_n].skb = skb; - ksp->tx_buffers[buff_n].length = skb->len; - - /* Fill out the TX descriptor */ - ksp->tx_ring[buff_n].data_ptr = - cpu_to_le32(ksp->tx_buffers[buff_n].dma_ptr); - ksp->tx_ring[buff_n].status = - cpu_to_le32(TDES_IC | TDES_FS | TDES_LS | - (skb->len & TDES_TBS)); - - wmb(); - - /* Hand it over to the hardware */ - ksp->tx_ring[buff_n].owner = cpu_to_le32(TDES_OWN); - - if (++ksp->tx_ring_used == MAX_TX_DESC) - netif_stop_queue(ndev); - - /* Kick the TX DMA in case it decided to go IDLE */ - ks8695_writereg(ksp, KS8695_DTSC, 0); - - /* And update the next ring slot */ - ksp->tx_ring_next_slot = (buff_n + 1) & MAX_TX_DESC_MASK; - - spin_unlock_irq(&ksp->txq_lock); - return NETDEV_TX_OK; -} - -/** - * ks8695_stop - Stop (shutdown) a KS8695 ethernet interface - * @ndev: The net_device to stop - * - * This disables the TX queue and cleans up a KS8695 ethernet - * device. - */ -static int -ks8695_stop(struct net_device *ndev) -{ - struct ks8695_priv *ksp = netdev_priv(ndev); - - netif_stop_queue(ndev); - napi_disable(&ksp->napi); - - ks8695_shutdown(ksp); - - return 0; -} - -/** - * ks8695_open - Open (bring up) a KS8695 ethernet interface - * @ndev: The net_device to open - * - * This resets, configures the MAC, initialises the RX ring and - * DMA engines and starts the TX queue for a KS8695 ethernet - * device. - */ -static int -ks8695_open(struct net_device *ndev) -{ - struct ks8695_priv *ksp = netdev_priv(ndev); - int ret; - - ks8695_reset(ksp); - - ks8695_update_mac(ksp); - - ret = ks8695_init_net(ksp); - if (ret) { - ks8695_shutdown(ksp); - return ret; - } - - napi_enable(&ksp->napi); - netif_start_queue(ndev); - - return 0; -} - -/* Platform device driver */ - -/** - * ks8695_init_switch - Init LAN switch to known good defaults. - * @ksp: The device to initialise - * - * This initialises the LAN switch in the KS8695 to a known-good - * set of defaults. - */ -static void -ks8695_init_switch(struct ks8695_priv *ksp) -{ - u32 ctrl; - - /* Default value for SEC0 according to datasheet */ - ctrl = 0x40819e00; - - /* LED0 = Speed LED1 = Link/Activity */ - ctrl &= ~(SEC0_LLED1S | SEC0_LLED0S); - ctrl |= (LLED0S_LINK | LLED1S_LINK_ACTIVITY); - - /* Enable Switch */ - ctrl |= SEC0_ENABLE; - - writel(ctrl, ksp->phyiface_regs + KS8695_SEC0); - - /* Defaults for SEC1 */ - writel(0x9400100, ksp->phyiface_regs + KS8695_SEC1); -} - -/** - * ks8695_init_wan_phy - Initialise the WAN PHY to sensible defaults - * @ksp: The device to initialise - * - * This initialises a KS8695's WAN phy to sensible values for - * autonegotiation etc. - */ -static void -ks8695_init_wan_phy(struct ks8695_priv *ksp) -{ - u32 ctrl; - - /* Support auto-negotiation */ - ctrl = (WMC_WANAP | WMC_WANA100F | WMC_WANA100H | - WMC_WANA10F | WMC_WANA10H); - - /* LED0 = Activity , LED1 = Link */ - ctrl |= (WLED0S_ACTIVITY | WLED1S_LINK); - - /* Restart Auto-negotiation */ - ctrl |= WMC_WANR; - - writel(ctrl, ksp->phyiface_regs + KS8695_WMC); - - writel(0, ksp->phyiface_regs + KS8695_WPPM); - writel(0, ksp->phyiface_regs + KS8695_PPS); -} - -static const struct net_device_ops ks8695_netdev_ops = { - .ndo_open = ks8695_open, - .ndo_stop = ks8695_stop, - .ndo_start_xmit = ks8695_start_xmit, - .ndo_tx_timeout = ks8695_timeout, - .ndo_set_mac_address = ks8695_set_mac, - .ndo_validate_addr = eth_validate_addr, - .ndo_set_rx_mode = ks8695_set_multicast, -}; - -/** - * ks8695_probe - Probe and initialise a KS8695 ethernet interface - * @pdev: The platform device to probe - * - * Initialise a KS8695 ethernet device from platform data. - * - * This driver requires at least one IORESOURCE_MEM for the - * registers and two IORESOURCE_IRQ for the RX and TX IRQs - * respectively. It can optionally take an additional - * IORESOURCE_MEM for the switch or phy in the case of the lan or - * wan ports, and an IORESOURCE_IRQ for the link IRQ for the wan - * port. - */ -static int -ks8695_probe(struct platform_device *pdev) -{ - struct ks8695_priv *ksp; - struct net_device *ndev; - struct resource *regs_res, *phyiface_res; - struct resource *rxirq_res, *txirq_res, *linkirq_res; - int ret = 0; - int buff_n; - bool inv_mac_addr = false; - u32 machigh, maclow; - - /* Initialise a net_device */ - ndev = alloc_etherdev(sizeof(struct ks8695_priv)); - if (!ndev) - return -ENOMEM; - - SET_NETDEV_DEV(ndev, &pdev->dev); - - dev_dbg(&pdev->dev, "ks8695_probe() called\n"); - - /* Configure our private structure a little */ - ksp = netdev_priv(ndev); - - ksp->dev = &pdev->dev; - ksp->ndev = ndev; - ksp->msg_enable = NETIF_MSG_LINK; - - /* Retrieve resources */ - regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - phyiface_res = platform_get_resource(pdev, IORESOURCE_MEM, 1); - - rxirq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - txirq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 1); - linkirq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 2); - - if (!(regs_res && rxirq_res && txirq_res)) { - dev_err(ksp->dev, "insufficient resources\n"); - ret = -ENOENT; - goto failure; - } - - ksp->regs_req = request_mem_region(regs_res->start, - resource_size(regs_res), - pdev->name); - - if (!ksp->regs_req) { - dev_err(ksp->dev, "cannot claim register space\n"); - ret = -EIO; - goto failure; - } - - ksp->io_regs = ioremap(regs_res->start, resource_size(regs_res)); - - if (!ksp->io_regs) { - dev_err(ksp->dev, "failed to ioremap registers\n"); - ret = -EINVAL; - goto failure; - } - - if (phyiface_res) { - ksp->phyiface_req = - request_mem_region(phyiface_res->start, - resource_size(phyiface_res), - phyiface_res->name); - - if (!ksp->phyiface_req) { - dev_err(ksp->dev, - "cannot claim switch register space\n"); - ret = -EIO; - goto failure; - } - - ksp->phyiface_regs = ioremap(phyiface_res->start, - resource_size(phyiface_res)); - - if (!ksp->phyiface_regs) { - dev_err(ksp->dev, - "failed to ioremap switch registers\n"); - ret = -EINVAL; - goto failure; - } - } - - ksp->rx_irq = rxirq_res->start; - ksp->rx_irq_name = rxirq_res->name ? rxirq_res->name : "Ethernet RX"; - ksp->tx_irq = txirq_res->start; - ksp->tx_irq_name = txirq_res->name ? txirq_res->name : "Ethernet TX"; - ksp->link_irq = (linkirq_res ? linkirq_res->start : -1); - ksp->link_irq_name = (linkirq_res && linkirq_res->name) ? - linkirq_res->name : "Ethernet Link"; - - /* driver system setup */ - ndev->netdev_ops = &ks8695_netdev_ops; - ndev->watchdog_timeo = msecs_to_jiffies(watchdog); - - netif_napi_add(ndev, &ksp->napi, ks8695_poll, NAPI_WEIGHT); - - /* Retrieve the default MAC addr from the chip. */ - /* The bootloader should have left it in there for us. */ - - machigh = ks8695_readreg(ksp, KS8695_MAH); - maclow = ks8695_readreg(ksp, KS8695_MAL); - - ndev->dev_addr[0] = (machigh >> 8) & 0xFF; - ndev->dev_addr[1] = machigh & 0xFF; - ndev->dev_addr[2] = (maclow >> 24) & 0xFF; - ndev->dev_addr[3] = (maclow >> 16) & 0xFF; - ndev->dev_addr[4] = (maclow >> 8) & 0xFF; - ndev->dev_addr[5] = maclow & 0xFF; - - if (!is_valid_ether_addr(ndev->dev_addr)) - inv_mac_addr = true; - - /* In order to be efficient memory-wise, we allocate both - * rings in one go. - */ - ksp->ring_base = dma_alloc_coherent(&pdev->dev, RING_DMA_SIZE, - &ksp->ring_base_dma, GFP_KERNEL); - if (!ksp->ring_base) { - ret = -ENOMEM; - goto failure; - } - - /* Specify the TX DMA ring buffer */ - ksp->tx_ring = ksp->ring_base; - ksp->tx_ring_dma = ksp->ring_base_dma; - - /* And initialise the queue's lock */ - spin_lock_init(&ksp->txq_lock); - spin_lock_init(&ksp->rx_lock); - - /* Specify the RX DMA ring buffer */ - ksp->rx_ring = ksp->ring_base + TX_RING_DMA_SIZE; - ksp->rx_ring_dma = ksp->ring_base_dma + TX_RING_DMA_SIZE; - - /* Zero the descriptor rings */ - memset(ksp->tx_ring, 0, TX_RING_DMA_SIZE); - memset(ksp->rx_ring, 0, RX_RING_DMA_SIZE); - - /* Build the rings */ - for (buff_n = 0; buff_n < MAX_TX_DESC; ++buff_n) { - ksp->tx_ring[buff_n].next_desc = - cpu_to_le32(ksp->tx_ring_dma + - (sizeof(struct tx_ring_desc) * - ((buff_n + 1) & MAX_TX_DESC_MASK))); - } - - for (buff_n = 0; buff_n < MAX_RX_DESC; ++buff_n) { - ksp->rx_ring[buff_n].next_desc = - cpu_to_le32(ksp->rx_ring_dma + - (sizeof(struct rx_ring_desc) * - ((buff_n + 1) & MAX_RX_DESC_MASK))); - } - - /* Initialise the port (physically) */ - if (ksp->phyiface_regs && ksp->link_irq == -1) { - ks8695_init_switch(ksp); - ksp->dtype = KS8695_DTYPE_LAN; - ndev->ethtool_ops = &ks8695_ethtool_ops; - } else if (ksp->phyiface_regs && ksp->link_irq != -1) { - ks8695_init_wan_phy(ksp); - ksp->dtype = KS8695_DTYPE_WAN; - ndev->ethtool_ops = &ks8695_wan_ethtool_ops; - } else { - /* No initialisation since HPNA does not have a PHY */ - ksp->dtype = KS8695_DTYPE_HPNA; - ndev->ethtool_ops = &ks8695_ethtool_ops; - } - - /* And bring up the net_device with the net core */ - platform_set_drvdata(pdev, ndev); - ret = register_netdev(ndev); - - if (ret == 0) { - if (inv_mac_addr) - dev_warn(ksp->dev, "%s: Invalid ethernet MAC address. Please set using ip\n", - ndev->name); - dev_info(ksp->dev, "ks8695 ethernet (%s) MAC: %pM\n", - ks8695_port_type(ksp), ndev->dev_addr); - } else { - /* Report the failure to register the net_device */ - dev_err(ksp->dev, "ks8695net: failed to register netdev.\n"); - goto failure; - } - - /* All is well */ - return 0; - - /* Error exit path */ -failure: - ks8695_release_device(ksp); - free_netdev(ndev); - - return ret; -} - -/** - * ks8695_drv_suspend - Suspend a KS8695 ethernet platform device. - * @pdev: The device to suspend - * @state: The suspend state - * - * This routine detaches and shuts down a KS8695 ethernet device. - */ -static int -ks8695_drv_suspend(struct platform_device *pdev, pm_message_t state) -{ - struct net_device *ndev = platform_get_drvdata(pdev); - struct ks8695_priv *ksp = netdev_priv(ndev); - - ksp->in_suspend = 1; - - if (netif_running(ndev)) { - netif_device_detach(ndev); - ks8695_shutdown(ksp); - } - - return 0; -} - -/** - * ks8695_drv_resume - Resume a KS8695 ethernet platform device. - * @pdev: The device to resume - * - * This routine re-initialises and re-attaches a KS8695 ethernet - * device. - */ -static int -ks8695_drv_resume(struct platform_device *pdev) -{ - struct net_device *ndev = platform_get_drvdata(pdev); - struct ks8695_priv *ksp = netdev_priv(ndev); - - if (netif_running(ndev)) { - ks8695_reset(ksp); - ks8695_init_net(ksp); - ks8695_set_multicast(ndev); - netif_device_attach(ndev); - } - - ksp->in_suspend = 0; - - return 0; -} - -/** - * ks8695_drv_remove - Remove a KS8695 net device on driver unload. - * @pdev: The platform device to remove - * - * This unregisters and releases a KS8695 ethernet device. - */ -static int -ks8695_drv_remove(struct platform_device *pdev) -{ - struct net_device *ndev = platform_get_drvdata(pdev); - struct ks8695_priv *ksp = netdev_priv(ndev); - - netif_napi_del(&ksp->napi); - - unregister_netdev(ndev); - ks8695_release_device(ksp); - free_netdev(ndev); - - dev_dbg(&pdev->dev, "released and freed device\n"); - return 0; -} - -static struct platform_driver ks8695_driver = { - .driver = { - .name = MODULENAME, - }, - .probe = ks8695_probe, - .remove = ks8695_drv_remove, - .suspend = ks8695_drv_suspend, - .resume = ks8695_drv_resume, -}; - -module_platform_driver(ks8695_driver); - -MODULE_AUTHOR("Simtec Electronics"); -MODULE_DESCRIPTION("Micrel KS8695 (Centaur) Ethernet driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:" MODULENAME); - -module_param(watchdog, int, 0400); -MODULE_PARM_DESC(watchdog, "transmit timeout in milliseconds"); diff --git a/drivers/net/ethernet/micrel/ks8695net.h b/drivers/net/ethernet/micrel/ks8695net.h deleted file mode 100644 index b18fad4ad5fd..000000000000 --- a/drivers/net/ethernet/micrel/ks8695net.h +++ /dev/null @@ -1,108 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Micrel KS8695 (Centaur) Ethernet. - * - * Copyright 2008 Simtec Electronics - * Daniel Silverstone <dsilvers@simtec.co.uk> - * Vincent Sanders <vince@simtec.co.uk> - */ - -#ifndef KS8695NET_H -#define KS8695NET_H - -/* Receive descriptor flags */ -#define RDES_OWN (1 << 31) /* Ownership */ -#define RDES_FS (1 << 30) /* First Descriptor */ -#define RDES_LS (1 << 29) /* Last Descriptor */ -#define RDES_IPE (1 << 28) /* IP Checksum error */ -#define RDES_TCPE (1 << 27) /* TCP Checksum error */ -#define RDES_UDPE (1 << 26) /* UDP Checksum error */ -#define RDES_ES (1 << 25) /* Error summary */ -#define RDES_MF (1 << 24) /* Multicast Frame */ -#define RDES_RE (1 << 19) /* MII Error reported */ -#define RDES_TL (1 << 18) /* Frame too Long */ -#define RDES_RF (1 << 17) /* Runt Frame */ -#define RDES_CE (1 << 16) /* CRC error */ -#define RDES_FT (1 << 15) /* Frame Type */ -#define RDES_FLEN (0x7ff) /* Frame Length */ - -#define RDES_RER (1 << 25) /* Receive End of Ring */ -#define RDES_RBS (0x7ff) /* Receive Buffer Size */ - -/* Transmit descriptor flags */ - -#define TDES_OWN (1 << 31) /* Ownership */ - -#define TDES_IC (1 << 31) /* Interrupt on Completion */ -#define TDES_FS (1 << 30) /* First Segment */ -#define TDES_LS (1 << 29) /* Last Segment */ -#define TDES_IPCKG (1 << 28) /* IP Checksum generate */ -#define TDES_TCPCKG (1 << 27) /* TCP Checksum generate */ -#define TDES_UDPCKG (1 << 26) /* UDP Checksum generate */ -#define TDES_TER (1 << 25) /* Transmit End of Ring */ -#define TDES_TBS (0x7ff) /* Transmit Buffer Size */ - -/* - * Network controller register offsets - */ -#define KS8695_DTXC (0x00) /* DMA Transmit Control */ -#define KS8695_DRXC (0x04) /* DMA Receive Control */ -#define KS8695_DTSC (0x08) /* DMA Transmit Start Command */ -#define KS8695_DRSC (0x0c) /* DMA Receive Start Command */ -#define KS8695_TDLB (0x10) /* Transmit Descriptor List - * Base Address - */ -#define KS8695_RDLB (0x14) /* Receive Descriptor List - * Base Address - */ -#define KS8695_MAL (0x18) /* MAC Station Address Low */ -#define KS8695_MAH (0x1c) /* MAC Station Address High */ -#define KS8695_AAL_(n) (0x80 + ((n)*8)) /* MAC Additional - * Station Address - * (0..15) Low - */ -#define KS8695_AAH_(n) (0x84 + ((n)*8)) /* MAC Additional - * Station Address - * (0..15) High - */ - - -/* DMA Transmit Control Register */ -#define DTXC_TRST (1 << 31) /* Soft Reset */ -#define DTXC_TBS (0x3f << 24) /* Transmit Burst Size */ -#define DTXC_TUCG (1 << 18) /* Transmit UDP - * Checksum Generate - */ -#define DTXC_TTCG (1 << 17) /* Transmit TCP - * Checksum Generate - */ -#define DTXC_TICG (1 << 16) /* Transmit IP - * Checksum Generate - */ -#define DTXC_TFCE (1 << 9) /* Transmit Flow - * Control Enable - */ -#define DTXC_TLB (1 << 8) /* Loopback mode */ -#define DTXC_TEP (1 << 2) /* Transmit Enable Padding */ -#define DTXC_TAC (1 << 1) /* Transmit Add CRC */ -#define DTXC_TE (1 << 0) /* TX Enable */ - -/* DMA Receive Control Register */ -#define DRXC_RBS (0x3f << 24) /* Receive Burst Size */ -#define DRXC_RUCC (1 << 18) /* Receive UDP Checksum check */ -#define DRXC_RTCG (1 << 17) /* Receive TCP Checksum check */ -#define DRXC_RICG (1 << 16) /* Receive IP Checksum check */ -#define DRXC_RFCE (1 << 9) /* Receive Flow Control - * Enable - */ -#define DRXC_RB (1 << 6) /* Receive Broadcast */ -#define DRXC_RM (1 << 5) /* Receive Multicast */ -#define DRXC_RU (1 << 4) /* Receive Unicast */ -#define DRXC_RERR (1 << 3) /* Receive Error Frame */ -#define DRXC_RA (1 << 2) /* Receive All */ -#define DRXC_RE (1 << 0) /* RX Enable */ - -/* Additional Station Address High */ -#define AAH_E (1 << 31) /* Address Enabled */ - -#endif /* KS8695NET_H */ diff --git a/drivers/net/ethernet/mscc/ocelot_ace.c b/drivers/net/ethernet/mscc/ocelot_ace.c index 39aca1ab4687..86fc6e6b46dd 100644 --- a/drivers/net/ethernet/mscc/ocelot_ace.c +++ b/drivers/net/ethernet/mscc/ocelot_ace.c @@ -317,7 +317,7 @@ static void is2_action_set(struct vcap_data *data, break; case OCELOT_ACL_ACTION_TRAP: VCAP_ACT_SET(PORT_MASK, 0x0); - VCAP_ACT_SET(MASK_MODE, 0x0); + VCAP_ACT_SET(MASK_MODE, 0x1); VCAP_ACT_SET(POLICE_ENA, 0x0); VCAP_ACT_SET(POLICE_IDX, 0x0); VCAP_ACT_SET(CPU_QU_NUM, 0x0); diff --git a/drivers/net/ethernet/mscc/ocelot_flower.c b/drivers/net/ethernet/mscc/ocelot_flower.c index 59487d446a09..b894bc0c9c16 100644 --- a/drivers/net/ethernet/mscc/ocelot_flower.c +++ b/drivers/net/ethernet/mscc/ocelot_flower.c @@ -13,12 +13,6 @@ struct ocelot_port_block { struct ocelot_port *port; }; -static u16 get_prio(u32 prio) -{ - /* prio starts from 0x1000 while the ids starts from 0 */ - return prio >> 16; -} - static int ocelot_flower_parse_action(struct flow_cls_offload *f, struct ocelot_ace_rule *rule) { @@ -168,7 +162,7 @@ static int ocelot_flower_parse(struct flow_cls_offload *f, } finished_key_parsing: - ocelot_rule->prio = get_prio(f->common.prio); + ocelot_rule->prio = f->common.prio; ocelot_rule->id = f->cookie; return ocelot_flower_parse_action(f, ocelot_rule); } @@ -218,7 +212,7 @@ static int ocelot_flower_destroy(struct flow_cls_offload *f, struct ocelot_ace_rule rule; int ret; - rule.prio = get_prio(f->common.prio); + rule.prio = f->common.prio; rule.port = port_block->port; rule.id = f->cookie; @@ -236,7 +230,7 @@ static int ocelot_flower_stats_update(struct flow_cls_offload *f, struct ocelot_ace_rule rule; int ret; - rule.prio = get_prio(f->common.prio); + rule.prio = f->common.prio; rule.port = port_block->port; rule.id = f->cookie; ret = ocelot_ace_rule_stats_update(&rule); diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c index d8b7fba96d58..337b0cbfd153 100644 --- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c +++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c @@ -3919,7 +3919,7 @@ static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent) * setup (if available). */ status = myri10ge_request_irq(mgp); if (status != 0) - goto abort_with_firmware; + goto abort_with_slices; myri10ge_free_irq(mgp); /* Save configuration space to be restored if the diff --git a/drivers/net/ethernet/natsemi/sonic.c b/drivers/net/ethernet/natsemi/sonic.c index d0a01e8f000a..b339125b2f09 100644 --- a/drivers/net/ethernet/natsemi/sonic.c +++ b/drivers/net/ethernet/natsemi/sonic.c @@ -232,9 +232,9 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) laddr = dma_map_single(lp->device, skb->data, length, DMA_TO_DEVICE); if (!laddr) { - printk(KERN_ERR "%s: failed to map tx DMA buffer.\n", dev->name); - dev_kfree_skb(skb); - return NETDEV_TX_BUSY; + pr_err_ratelimited("%s: failed to map tx DMA buffer.\n", dev->name); + dev_kfree_skb_any(skb); + return NETDEV_TX_OK; } sonic_tda_put(dev, entry, SONIC_TD_STATUS, 0); /* clear status */ diff --git a/drivers/net/ethernet/netronome/nfp/bpf/jit.c b/drivers/net/ethernet/netronome/nfp/bpf/jit.c index 4054b70d7719..5afcb3c4c2ef 100644 --- a/drivers/net/ethernet/netronome/nfp/bpf/jit.c +++ b/drivers/net/ethernet/netronome/nfp/bpf/jit.c @@ -1163,7 +1163,7 @@ mem_op_stack(struct nfp_prog *nfp_prog, struct nfp_insn_meta *meta, bool clr_gpr, lmem_step step) { s32 off = nfp_prog->stack_frame_depth + meta->insn.off + ptr_off; - bool first = true, last; + bool first = true, narrow_ld, last; bool needs_inc = false; swreg stack_off_reg; u8 prev_gpr = 255; @@ -1209,13 +1209,22 @@ mem_op_stack(struct nfp_prog *nfp_prog, struct nfp_insn_meta *meta, needs_inc = true; } + + narrow_ld = clr_gpr && size < 8; + if (lm3) { + unsigned int nop_cnt; + emit_csr_wr(nfp_prog, imm_b(nfp_prog), NFP_CSR_ACT_LM_ADDR3); - /* For size < 4 one slot will be filled by zeroing of upper. */ - wrp_nops(nfp_prog, clr_gpr && size < 8 ? 2 : 3); + /* For size < 4 one slot will be filled by zeroing of upper, + * but be careful, that zeroing could be eliminated by zext + * optimization. + */ + nop_cnt = narrow_ld && meta->flags & FLAG_INSN_DO_ZEXT ? 2 : 3; + wrp_nops(nfp_prog, nop_cnt); } - if (clr_gpr && size < 8) + if (narrow_ld) wrp_zext(nfp_prog, meta, gpr); while (size) { diff --git a/drivers/net/ethernet/netronome/nfp/flower/cmsg.c b/drivers/net/ethernet/netronome/nfp/flower/cmsg.c index d5bbe3d6048b..05981b54eaab 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/cmsg.c +++ b/drivers/net/ethernet/netronome/nfp/flower/cmsg.c @@ -260,9 +260,6 @@ nfp_flower_cmsg_process_one_rx(struct nfp_app *app, struct sk_buff *skb) type = cmsg_hdr->type; switch (type) { - case NFP_FLOWER_CMSG_TYPE_PORT_REIFY: - nfp_flower_cmsg_portreify_rx(app, skb); - break; case NFP_FLOWER_CMSG_TYPE_PORT_MOD: nfp_flower_cmsg_portmod_rx(app, skb); break; @@ -328,8 +325,7 @@ nfp_flower_queue_ctl_msg(struct nfp_app *app, struct sk_buff *skb, int type) struct nfp_flower_priv *priv = app->priv; struct sk_buff_head *skb_head; - if (type == NFP_FLOWER_CMSG_TYPE_PORT_REIFY || - type == NFP_FLOWER_CMSG_TYPE_PORT_MOD) + if (type == NFP_FLOWER_CMSG_TYPE_PORT_MOD) skb_head = &priv->cmsg_skbs_high; else skb_head = &priv->cmsg_skbs_low; @@ -368,6 +364,10 @@ void nfp_flower_cmsg_rx(struct nfp_app *app, struct sk_buff *skb) } else if (cmsg_hdr->type == NFP_FLOWER_CMSG_TYPE_TUN_NEIGH) { /* Acks from the NFP that the route is added - ignore. */ dev_consume_skb_any(skb); + } else if (cmsg_hdr->type == NFP_FLOWER_CMSG_TYPE_PORT_REIFY) { + /* Handle REIFY acks outside wq to prevent RTNL conflict. */ + nfp_flower_cmsg_portreify_rx(app, skb); + dev_consume_skb_any(skb); } else { nfp_flower_queue_ctl_msg(app, skb, cmsg_hdr->type); } diff --git a/drivers/net/ethernet/netronome/nfp/flower/offload.c b/drivers/net/ethernet/netronome/nfp/flower/offload.c index e209f150c5f2..457bdc60f3ee 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/offload.c +++ b/drivers/net/ethernet/netronome/nfp/flower/offload.c @@ -1409,13 +1409,21 @@ nfp_flower_setup_indr_tc_block(struct net_device *netdev, struct nfp_app *app, struct nfp_flower_priv *priv = app->priv; struct flow_block_cb *block_cb; - if (f->binder_type != FLOW_BLOCK_BINDER_TYPE_CLSACT_INGRESS && - !(f->binder_type == FLOW_BLOCK_BINDER_TYPE_CLSACT_EGRESS && - nfp_flower_internal_port_can_offload(app, netdev))) + if ((f->binder_type != FLOW_BLOCK_BINDER_TYPE_CLSACT_INGRESS && + !nfp_flower_internal_port_can_offload(app, netdev)) || + (f->binder_type != FLOW_BLOCK_BINDER_TYPE_CLSACT_EGRESS && + nfp_flower_internal_port_can_offload(app, netdev))) return -EOPNOTSUPP; switch (f->command) { case FLOW_BLOCK_BIND: + cb_priv = nfp_flower_indr_block_cb_priv_lookup(app, netdev); + if (cb_priv && + flow_block_cb_is_busy(nfp_flower_setup_indr_block_cb, + cb_priv, + &nfp_block_cb_list)) + return -EBUSY; + cb_priv = kmalloc(sizeof(*cb_priv), GFP_KERNEL); if (!cb_priv) return -ENOMEM; diff --git a/drivers/net/ethernet/netronome/nfp/flower/qos_conf.c b/drivers/net/ethernet/netronome/nfp/flower/qos_conf.c index 86e968cd5ffd..124a43dc136a 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/qos_conf.c +++ b/drivers/net/ethernet/netronome/nfp/flower/qos_conf.c @@ -93,7 +93,7 @@ nfp_flower_install_rate_limiter(struct nfp_app *app, struct net_device *netdev, return -EOPNOTSUPP; } - if (flow->common.prio != (1 << 16)) { + if (flow->common.prio != 1) { NL_SET_ERR_MSG_MOD(extack, "unsupported offload: qos rate limit offload requires highest priority"); return -EOPNOTSUPP; } diff --git a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c index a7a80f4b722a..f0ee982eb1b5 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c +++ b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c @@ -328,13 +328,13 @@ nfp_tun_neigh_event_handler(struct notifier_block *nb, unsigned long event, flow.daddr = *(__be32 *)n->primary_key; - /* Only concerned with route changes for representors. */ - if (!nfp_netdev_is_nfp_repr(n->dev)) - return NOTIFY_DONE; - app_priv = container_of(nb, struct nfp_flower_priv, tun.neigh_nb); app = app_priv->app; + if (!nfp_netdev_is_nfp_repr(n->dev) && + !nfp_flower_internal_port_can_offload(app, n->dev)) + return NOTIFY_DONE; + /* Only concerned with changes to routes already added to NFP. */ if (!nfp_tun_has_route(app, flow.daddr)) return NOTIFY_DONE; diff --git a/drivers/net/ethernet/nuvoton/Kconfig b/drivers/net/ethernet/nuvoton/Kconfig deleted file mode 100644 index 325e26c549f8..000000000000 --- a/drivers/net/ethernet/nuvoton/Kconfig +++ /dev/null @@ -1,29 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -# -# Nuvoton network device configuration -# - -config NET_VENDOR_NUVOTON - bool "Nuvoton devices" - default y - depends on ARM && ARCH_W90X900 - ---help--- - If you have a network (Ethernet) card belonging to this class, say Y. - - Note that the answer to this question doesn't directly affect the - kernel: saying N will just cause the configurator to skip all - the questions about Nuvoton cards. If you say Y, you will be asked - for your specific card in the following questions. - -if NET_VENDOR_NUVOTON - -config W90P910_ETH - tristate "Nuvoton w90p910 Ethernet support" - depends on ARM && ARCH_W90X900 - select PHYLIB - select MII - ---help--- - Say Y here if you want to use built-in Ethernet ports - on w90p910 processor. - -endif # NET_VENDOR_NUVOTON diff --git a/drivers/net/ethernet/nuvoton/Makefile b/drivers/net/ethernet/nuvoton/Makefile deleted file mode 100644 index 66f6e728d54b..000000000000 --- a/drivers/net/ethernet/nuvoton/Makefile +++ /dev/null @@ -1,6 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -# -# Makefile for the Nuvoton network device drivers. -# - -obj-$(CONFIG_W90P910_ETH) += w90p910_ether.o diff --git a/drivers/net/ethernet/nuvoton/w90p910_ether.c b/drivers/net/ethernet/nuvoton/w90p910_ether.c deleted file mode 100644 index 3d73970b3a2e..000000000000 --- a/drivers/net/ethernet/nuvoton/w90p910_ether.c +++ /dev/null @@ -1,1082 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (c) 2008-2009 Nuvoton technology corporation. - * - * Wan ZongShun <mcuos.com@gmail.com> - */ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/mii.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/skbuff.h> -#include <linux/ethtool.h> -#include <linux/platform_device.h> -#include <linux/clk.h> -#include <linux/gfp.h> - -#define DRV_MODULE_NAME "w90p910-emc" -#define DRV_MODULE_VERSION "0.1" - -/* Ethernet MAC Registers */ -#define REG_CAMCMR 0x00 -#define REG_CAMEN 0x04 -#define REG_CAMM_BASE 0x08 -#define REG_CAML_BASE 0x0c -#define REG_TXDLSA 0x88 -#define REG_RXDLSA 0x8C -#define REG_MCMDR 0x90 -#define REG_MIID 0x94 -#define REG_MIIDA 0x98 -#define REG_FFTCR 0x9C -#define REG_TSDR 0xa0 -#define REG_RSDR 0xa4 -#define REG_DMARFC 0xa8 -#define REG_MIEN 0xac -#define REG_MISTA 0xb0 -#define REG_CTXDSA 0xcc -#define REG_CTXBSA 0xd0 -#define REG_CRXDSA 0xd4 -#define REG_CRXBSA 0xd8 - -/* mac controller bit */ -#define MCMDR_RXON 0x01 -#define MCMDR_ACP (0x01 << 3) -#define MCMDR_SPCRC (0x01 << 5) -#define MCMDR_TXON (0x01 << 8) -#define MCMDR_FDUP (0x01 << 18) -#define MCMDR_ENMDC (0x01 << 19) -#define MCMDR_OPMOD (0x01 << 20) -#define SWR (0x01 << 24) - -/* cam command regiser */ -#define CAMCMR_AUP 0x01 -#define CAMCMR_AMP (0x01 << 1) -#define CAMCMR_ABP (0x01 << 2) -#define CAMCMR_CCAM (0x01 << 3) -#define CAMCMR_ECMP (0x01 << 4) -#define CAM0EN 0x01 - -/* mac mii controller bit */ -#define MDCCR (0x0a << 20) -#define PHYAD (0x01 << 8) -#define PHYWR (0x01 << 16) -#define PHYBUSY (0x01 << 17) -#define PHYPRESP (0x01 << 18) -#define CAM_ENTRY_SIZE 0x08 - -/* rx and tx status */ -#define TXDS_TXCP (0x01 << 19) -#define RXDS_CRCE (0x01 << 17) -#define RXDS_PTLE (0x01 << 19) -#define RXDS_RXGD (0x01 << 20) -#define RXDS_ALIE (0x01 << 21) -#define RXDS_RP (0x01 << 22) - -/* mac interrupt status*/ -#define MISTA_EXDEF (0x01 << 19) -#define MISTA_TXBERR (0x01 << 24) -#define MISTA_TDU (0x01 << 23) -#define MISTA_RDU (0x01 << 10) -#define MISTA_RXBERR (0x01 << 11) - -#define ENSTART 0x01 -#define ENRXINTR 0x01 -#define ENRXGD (0x01 << 4) -#define ENRXBERR (0x01 << 11) -#define ENTXINTR (0x01 << 16) -#define ENTXCP (0x01 << 18) -#define ENTXABT (0x01 << 21) -#define ENTXBERR (0x01 << 24) -#define ENMDC (0x01 << 19) -#define PHYBUSY (0x01 << 17) -#define MDCCR_VAL 0xa00000 - -/* rx and tx owner bit */ -#define RX_OWEN_DMA (0x01 << 31) -#define RX_OWEN_CPU (~(0x03 << 30)) -#define TX_OWEN_DMA (0x01 << 31) -#define TX_OWEN_CPU (~(0x01 << 31)) - -/* tx frame desc controller bit */ -#define MACTXINTEN 0x04 -#define CRCMODE 0x02 -#define PADDINGMODE 0x01 - -/* fftcr controller bit */ -#define TXTHD (0x03 << 8) -#define BLENGTH (0x01 << 20) - -/* global setting for driver */ -#define RX_DESC_SIZE 50 -#define TX_DESC_SIZE 10 -#define MAX_RBUFF_SZ 0x600 -#define MAX_TBUFF_SZ 0x600 -#define TX_TIMEOUT (HZ/2) -#define DELAY 1000 -#define CAM0 0x0 - -static int w90p910_mdio_read(struct net_device *dev, int phy_id, int reg); - -struct w90p910_rxbd { - unsigned int sl; - unsigned int buffer; - unsigned int reserved; - unsigned int next; -}; - -struct w90p910_txbd { - unsigned int mode; - unsigned int buffer; - unsigned int sl; - unsigned int next; -}; - -struct recv_pdesc { - struct w90p910_rxbd desclist[RX_DESC_SIZE]; - char recv_buf[RX_DESC_SIZE][MAX_RBUFF_SZ]; -}; - -struct tran_pdesc { - struct w90p910_txbd desclist[TX_DESC_SIZE]; - char tran_buf[TX_DESC_SIZE][MAX_TBUFF_SZ]; -}; - -struct w90p910_ether { - struct recv_pdesc *rdesc; - struct tran_pdesc *tdesc; - dma_addr_t rdesc_phys; - dma_addr_t tdesc_phys; - struct platform_device *pdev; - struct resource *res; - struct sk_buff *skb; - struct clk *clk; - struct clk *rmiiclk; - struct mii_if_info mii; - struct timer_list check_timer; - void __iomem *reg; - int rxirq; - int txirq; - unsigned int cur_tx; - unsigned int cur_rx; - unsigned int finish_tx; - unsigned int rx_packets; - unsigned int rx_bytes; - unsigned int start_tx_ptr; - unsigned int start_rx_ptr; - unsigned int linkflag; -}; - -static void update_linkspeed_register(struct net_device *dev, - unsigned int speed, unsigned int duplex) -{ - struct w90p910_ether *ether = netdev_priv(dev); - unsigned int val; - - val = __raw_readl(ether->reg + REG_MCMDR); - - if (speed == SPEED_100) { - /* 100 full/half duplex */ - if (duplex == DUPLEX_FULL) { - val |= (MCMDR_OPMOD | MCMDR_FDUP); - } else { - val |= MCMDR_OPMOD; - val &= ~MCMDR_FDUP; - } - } else { - /* 10 full/half duplex */ - if (duplex == DUPLEX_FULL) { - val |= MCMDR_FDUP; - val &= ~MCMDR_OPMOD; - } else { - val &= ~(MCMDR_FDUP | MCMDR_OPMOD); - } - } - - __raw_writel(val, ether->reg + REG_MCMDR); -} - -static void update_linkspeed(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - struct platform_device *pdev; - unsigned int bmsr, bmcr, lpa, speed, duplex; - - pdev = ether->pdev; - - if (!mii_link_ok(ðer->mii)) { - ether->linkflag = 0x0; - netif_carrier_off(dev); - dev_warn(&pdev->dev, "%s: Link down.\n", dev->name); - return; - } - - if (ether->linkflag == 1) - return; - - bmsr = w90p910_mdio_read(dev, ether->mii.phy_id, MII_BMSR); - bmcr = w90p910_mdio_read(dev, ether->mii.phy_id, MII_BMCR); - - if (bmcr & BMCR_ANENABLE) { - if (!(bmsr & BMSR_ANEGCOMPLETE)) - return; - - lpa = w90p910_mdio_read(dev, ether->mii.phy_id, MII_LPA); - - if ((lpa & LPA_100FULL) || (lpa & LPA_100HALF)) - speed = SPEED_100; - else - speed = SPEED_10; - - if ((lpa & LPA_100FULL) || (lpa & LPA_10FULL)) - duplex = DUPLEX_FULL; - else - duplex = DUPLEX_HALF; - - } else { - speed = (bmcr & BMCR_SPEED100) ? SPEED_100 : SPEED_10; - duplex = (bmcr & BMCR_FULLDPLX) ? DUPLEX_FULL : DUPLEX_HALF; - } - - update_linkspeed_register(dev, speed, duplex); - - dev_info(&pdev->dev, "%s: Link now %i-%s\n", dev->name, speed, - (duplex == DUPLEX_FULL) ? "FullDuplex" : "HalfDuplex"); - ether->linkflag = 0x01; - - netif_carrier_on(dev); -} - -static void w90p910_check_link(struct timer_list *t) -{ - struct w90p910_ether *ether = from_timer(ether, t, check_timer); - struct net_device *dev = ether->mii.dev; - - update_linkspeed(dev); - mod_timer(ðer->check_timer, jiffies + msecs_to_jiffies(1000)); -} - -static void w90p910_write_cam(struct net_device *dev, - unsigned int x, unsigned char *pval) -{ - struct w90p910_ether *ether = netdev_priv(dev); - unsigned int msw, lsw; - - msw = (pval[0] << 24) | (pval[1] << 16) | (pval[2] << 8) | pval[3]; - - lsw = (pval[4] << 24) | (pval[5] << 16); - - __raw_writel(lsw, ether->reg + REG_CAML_BASE + x * CAM_ENTRY_SIZE); - __raw_writel(msw, ether->reg + REG_CAMM_BASE + x * CAM_ENTRY_SIZE); -} - -static int w90p910_init_desc(struct net_device *dev) -{ - struct w90p910_ether *ether; - struct w90p910_txbd *tdesc; - struct w90p910_rxbd *rdesc; - struct platform_device *pdev; - unsigned int i; - - ether = netdev_priv(dev); - pdev = ether->pdev; - - ether->tdesc = dma_alloc_coherent(&pdev->dev, sizeof(struct tran_pdesc), - ðer->tdesc_phys, GFP_KERNEL); - if (!ether->tdesc) - return -ENOMEM; - - ether->rdesc = dma_alloc_coherent(&pdev->dev, sizeof(struct recv_pdesc), - ðer->rdesc_phys, GFP_KERNEL); - if (!ether->rdesc) { - dma_free_coherent(&pdev->dev, sizeof(struct tran_pdesc), - ether->tdesc, ether->tdesc_phys); - return -ENOMEM; - } - - for (i = 0; i < TX_DESC_SIZE; i++) { - unsigned int offset; - - tdesc = &(ether->tdesc->desclist[i]); - - if (i == TX_DESC_SIZE - 1) - offset = offsetof(struct tran_pdesc, desclist[0]); - else - offset = offsetof(struct tran_pdesc, desclist[i + 1]); - - tdesc->next = ether->tdesc_phys + offset; - tdesc->buffer = ether->tdesc_phys + - offsetof(struct tran_pdesc, tran_buf[i]); - tdesc->sl = 0; - tdesc->mode = 0; - } - - ether->start_tx_ptr = ether->tdesc_phys; - - for (i = 0; i < RX_DESC_SIZE; i++) { - unsigned int offset; - - rdesc = &(ether->rdesc->desclist[i]); - - if (i == RX_DESC_SIZE - 1) - offset = offsetof(struct recv_pdesc, desclist[0]); - else - offset = offsetof(struct recv_pdesc, desclist[i + 1]); - - rdesc->next = ether->rdesc_phys + offset; - rdesc->sl = RX_OWEN_DMA; - rdesc->buffer = ether->rdesc_phys + - offsetof(struct recv_pdesc, recv_buf[i]); - } - - ether->start_rx_ptr = ether->rdesc_phys; - - return 0; -} - -static void w90p910_set_fifo_threshold(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - unsigned int val; - - val = TXTHD | BLENGTH; - __raw_writel(val, ether->reg + REG_FFTCR); -} - -static void w90p910_return_default_idle(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - unsigned int val; - - val = __raw_readl(ether->reg + REG_MCMDR); - val |= SWR; - __raw_writel(val, ether->reg + REG_MCMDR); -} - -static void w90p910_trigger_rx(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - - __raw_writel(ENSTART, ether->reg + REG_RSDR); -} - -static void w90p910_trigger_tx(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - - __raw_writel(ENSTART, ether->reg + REG_TSDR); -} - -static void w90p910_enable_mac_interrupt(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - unsigned int val; - - val = ENTXINTR | ENRXINTR | ENRXGD | ENTXCP; - val |= ENTXBERR | ENRXBERR | ENTXABT; - - __raw_writel(val, ether->reg + REG_MIEN); -} - -static void w90p910_get_and_clear_int(struct net_device *dev, - unsigned int *val) -{ - struct w90p910_ether *ether = netdev_priv(dev); - - *val = __raw_readl(ether->reg + REG_MISTA); - __raw_writel(*val, ether->reg + REG_MISTA); -} - -static void w90p910_set_global_maccmd(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - unsigned int val; - - val = __raw_readl(ether->reg + REG_MCMDR); - val |= MCMDR_SPCRC | MCMDR_ENMDC | MCMDR_ACP | ENMDC; - __raw_writel(val, ether->reg + REG_MCMDR); -} - -static void w90p910_enable_cam(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - unsigned int val; - - w90p910_write_cam(dev, CAM0, dev->dev_addr); - - val = __raw_readl(ether->reg + REG_CAMEN); - val |= CAM0EN; - __raw_writel(val, ether->reg + REG_CAMEN); -} - -static void w90p910_enable_cam_command(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - unsigned int val; - - val = CAMCMR_ECMP | CAMCMR_ABP | CAMCMR_AMP; - __raw_writel(val, ether->reg + REG_CAMCMR); -} - -static void w90p910_enable_tx(struct net_device *dev, unsigned int enable) -{ - struct w90p910_ether *ether = netdev_priv(dev); - unsigned int val; - - val = __raw_readl(ether->reg + REG_MCMDR); - - if (enable) - val |= MCMDR_TXON; - else - val &= ~MCMDR_TXON; - - __raw_writel(val, ether->reg + REG_MCMDR); -} - -static void w90p910_enable_rx(struct net_device *dev, unsigned int enable) -{ - struct w90p910_ether *ether = netdev_priv(dev); - unsigned int val; - - val = __raw_readl(ether->reg + REG_MCMDR); - - if (enable) - val |= MCMDR_RXON; - else - val &= ~MCMDR_RXON; - - __raw_writel(val, ether->reg + REG_MCMDR); -} - -static void w90p910_set_curdest(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - - __raw_writel(ether->start_rx_ptr, ether->reg + REG_RXDLSA); - __raw_writel(ether->start_tx_ptr, ether->reg + REG_TXDLSA); -} - -static void w90p910_reset_mac(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - - w90p910_enable_tx(dev, 0); - w90p910_enable_rx(dev, 0); - w90p910_set_fifo_threshold(dev); - w90p910_return_default_idle(dev); - - if (!netif_queue_stopped(dev)) - netif_stop_queue(dev); - - w90p910_init_desc(dev); - - netif_trans_update(dev); /* prevent tx timeout */ - ether->cur_tx = 0x0; - ether->finish_tx = 0x0; - ether->cur_rx = 0x0; - - w90p910_set_curdest(dev); - w90p910_enable_cam(dev); - w90p910_enable_cam_command(dev); - w90p910_enable_mac_interrupt(dev); - w90p910_enable_tx(dev, 1); - w90p910_enable_rx(dev, 1); - w90p910_trigger_tx(dev); - w90p910_trigger_rx(dev); - - netif_trans_update(dev); /* prevent tx timeout */ - - if (netif_queue_stopped(dev)) - netif_wake_queue(dev); -} - -static void w90p910_mdio_write(struct net_device *dev, - int phy_id, int reg, int data) -{ - struct w90p910_ether *ether = netdev_priv(dev); - struct platform_device *pdev; - unsigned int val, i; - - pdev = ether->pdev; - - __raw_writel(data, ether->reg + REG_MIID); - - val = (phy_id << 0x08) | reg; - val |= PHYBUSY | PHYWR | MDCCR_VAL; - __raw_writel(val, ether->reg + REG_MIIDA); - - for (i = 0; i < DELAY; i++) { - if ((__raw_readl(ether->reg + REG_MIIDA) & PHYBUSY) == 0) - break; - } - - if (i == DELAY) - dev_warn(&pdev->dev, "mdio write timed out\n"); -} - -static int w90p910_mdio_read(struct net_device *dev, int phy_id, int reg) -{ - struct w90p910_ether *ether = netdev_priv(dev); - struct platform_device *pdev; - unsigned int val, i, data; - - pdev = ether->pdev; - - val = (phy_id << 0x08) | reg; - val |= PHYBUSY | MDCCR_VAL; - __raw_writel(val, ether->reg + REG_MIIDA); - - for (i = 0; i < DELAY; i++) { - if ((__raw_readl(ether->reg + REG_MIIDA) & PHYBUSY) == 0) - break; - } - - if (i == DELAY) { - dev_warn(&pdev->dev, "mdio read timed out\n"); - data = 0xffff; - } else { - data = __raw_readl(ether->reg + REG_MIID); - } - - return data; -} - -static int w90p910_set_mac_address(struct net_device *dev, void *addr) -{ - struct sockaddr *address = addr; - - if (!is_valid_ether_addr(address->sa_data)) - return -EADDRNOTAVAIL; - - memcpy(dev->dev_addr, address->sa_data, dev->addr_len); - w90p910_write_cam(dev, CAM0, dev->dev_addr); - - return 0; -} - -static int w90p910_ether_close(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - struct platform_device *pdev; - - pdev = ether->pdev; - - dma_free_coherent(&pdev->dev, sizeof(struct recv_pdesc), - ether->rdesc, ether->rdesc_phys); - dma_free_coherent(&pdev->dev, sizeof(struct tran_pdesc), - ether->tdesc, ether->tdesc_phys); - - netif_stop_queue(dev); - - del_timer_sync(ðer->check_timer); - clk_disable(ether->rmiiclk); - clk_disable(ether->clk); - - free_irq(ether->txirq, dev); - free_irq(ether->rxirq, dev); - - return 0; -} - -static int w90p910_send_frame(struct net_device *dev, - unsigned char *data, int length) -{ - struct w90p910_ether *ether; - struct w90p910_txbd *txbd; - struct platform_device *pdev; - unsigned char *buffer; - - ether = netdev_priv(dev); - pdev = ether->pdev; - - txbd = ðer->tdesc->desclist[ether->cur_tx]; - buffer = ether->tdesc->tran_buf[ether->cur_tx]; - - if (length > 1514) { - dev_err(&pdev->dev, "send data %d bytes, check it\n", length); - length = 1514; - } - - txbd->sl = length & 0xFFFF; - - memcpy(buffer, data, length); - - txbd->mode = TX_OWEN_DMA | PADDINGMODE | CRCMODE | MACTXINTEN; - - w90p910_enable_tx(dev, 1); - - w90p910_trigger_tx(dev); - - if (++ether->cur_tx >= TX_DESC_SIZE) - ether->cur_tx = 0; - - txbd = ðer->tdesc->desclist[ether->cur_tx]; - - if (txbd->mode & TX_OWEN_DMA) - netif_stop_queue(dev); - - return 0; -} - -static int w90p910_ether_start_xmit(struct sk_buff *skb, struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - - if (!(w90p910_send_frame(dev, skb->data, skb->len))) { - ether->skb = skb; - dev_consume_skb_irq(skb); - return 0; - } - return -EAGAIN; -} - -static irqreturn_t w90p910_tx_interrupt(int irq, void *dev_id) -{ - struct w90p910_ether *ether; - struct w90p910_txbd *txbd; - struct platform_device *pdev; - struct net_device *dev; - unsigned int cur_entry, entry, status; - - dev = dev_id; - ether = netdev_priv(dev); - pdev = ether->pdev; - - w90p910_get_and_clear_int(dev, &status); - - cur_entry = __raw_readl(ether->reg + REG_CTXDSA); - - entry = ether->tdesc_phys + - offsetof(struct tran_pdesc, desclist[ether->finish_tx]); - - while (entry != cur_entry) { - txbd = ðer->tdesc->desclist[ether->finish_tx]; - - if (++ether->finish_tx >= TX_DESC_SIZE) - ether->finish_tx = 0; - - if (txbd->sl & TXDS_TXCP) { - dev->stats.tx_packets++; - dev->stats.tx_bytes += txbd->sl & 0xFFFF; - } else { - dev->stats.tx_errors++; - } - - txbd->sl = 0x0; - txbd->mode = 0x0; - - if (netif_queue_stopped(dev)) - netif_wake_queue(dev); - - entry = ether->tdesc_phys + - offsetof(struct tran_pdesc, desclist[ether->finish_tx]); - } - - if (status & MISTA_EXDEF) { - dev_err(&pdev->dev, "emc defer exceed interrupt\n"); - } else if (status & MISTA_TXBERR) { - dev_err(&pdev->dev, "emc bus error interrupt\n"); - w90p910_reset_mac(dev); - } else if (status & MISTA_TDU) { - if (netif_queue_stopped(dev)) - netif_wake_queue(dev); - } - - return IRQ_HANDLED; -} - -static void netdev_rx(struct net_device *dev) -{ - struct w90p910_ether *ether; - struct w90p910_rxbd *rxbd; - struct platform_device *pdev; - struct sk_buff *skb; - unsigned char *data; - unsigned int length, status, val, entry; - - ether = netdev_priv(dev); - pdev = ether->pdev; - - rxbd = ðer->rdesc->desclist[ether->cur_rx]; - - do { - val = __raw_readl(ether->reg + REG_CRXDSA); - - entry = ether->rdesc_phys + - offsetof(struct recv_pdesc, desclist[ether->cur_rx]); - - if (val == entry) - break; - - status = rxbd->sl; - length = status & 0xFFFF; - - if (status & RXDS_RXGD) { - data = ether->rdesc->recv_buf[ether->cur_rx]; - skb = netdev_alloc_skb(dev, length + 2); - if (!skb) { - dev->stats.rx_dropped++; - return; - } - - skb_reserve(skb, 2); - skb_put(skb, length); - skb_copy_to_linear_data(skb, data, length); - skb->protocol = eth_type_trans(skb, dev); - dev->stats.rx_packets++; - dev->stats.rx_bytes += length; - netif_rx(skb); - } else { - dev->stats.rx_errors++; - - if (status & RXDS_RP) { - dev_err(&pdev->dev, "rx runt err\n"); - dev->stats.rx_length_errors++; - } else if (status & RXDS_CRCE) { - dev_err(&pdev->dev, "rx crc err\n"); - dev->stats.rx_crc_errors++; - } else if (status & RXDS_ALIE) { - dev_err(&pdev->dev, "rx alignment err\n"); - dev->stats.rx_frame_errors++; - } else if (status & RXDS_PTLE) { - dev_err(&pdev->dev, "rx longer err\n"); - dev->stats.rx_over_errors++; - } - } - - rxbd->sl = RX_OWEN_DMA; - rxbd->reserved = 0x0; - - if (++ether->cur_rx >= RX_DESC_SIZE) - ether->cur_rx = 0; - - rxbd = ðer->rdesc->desclist[ether->cur_rx]; - - } while (1); -} - -static irqreturn_t w90p910_rx_interrupt(int irq, void *dev_id) -{ - struct net_device *dev; - struct w90p910_ether *ether; - struct platform_device *pdev; - unsigned int status; - - dev = dev_id; - ether = netdev_priv(dev); - pdev = ether->pdev; - - w90p910_get_and_clear_int(dev, &status); - - if (status & MISTA_RDU) { - netdev_rx(dev); - w90p910_trigger_rx(dev); - - return IRQ_HANDLED; - } else if (status & MISTA_RXBERR) { - dev_err(&pdev->dev, "emc rx bus error\n"); - w90p910_reset_mac(dev); - } - - netdev_rx(dev); - return IRQ_HANDLED; -} - -static int w90p910_ether_open(struct net_device *dev) -{ - struct w90p910_ether *ether; - struct platform_device *pdev; - - ether = netdev_priv(dev); - pdev = ether->pdev; - - w90p910_reset_mac(dev); - w90p910_set_fifo_threshold(dev); - w90p910_set_curdest(dev); - w90p910_enable_cam(dev); - w90p910_enable_cam_command(dev); - w90p910_enable_mac_interrupt(dev); - w90p910_set_global_maccmd(dev); - w90p910_enable_rx(dev, 1); - - clk_enable(ether->rmiiclk); - clk_enable(ether->clk); - - ether->rx_packets = 0x0; - ether->rx_bytes = 0x0; - - if (request_irq(ether->txirq, w90p910_tx_interrupt, - 0x0, pdev->name, dev)) { - dev_err(&pdev->dev, "register irq tx failed\n"); - return -EAGAIN; - } - - if (request_irq(ether->rxirq, w90p910_rx_interrupt, - 0x0, pdev->name, dev)) { - dev_err(&pdev->dev, "register irq rx failed\n"); - free_irq(ether->txirq, dev); - return -EAGAIN; - } - - mod_timer(ðer->check_timer, jiffies + msecs_to_jiffies(1000)); - netif_start_queue(dev); - w90p910_trigger_rx(dev); - - dev_info(&pdev->dev, "%s is OPENED\n", dev->name); - - return 0; -} - -static void w90p910_ether_set_multicast_list(struct net_device *dev) -{ - struct w90p910_ether *ether; - unsigned int rx_mode; - - ether = netdev_priv(dev); - - if (dev->flags & IFF_PROMISC) - rx_mode = CAMCMR_AUP | CAMCMR_AMP | CAMCMR_ABP | CAMCMR_ECMP; - else if ((dev->flags & IFF_ALLMULTI) || !netdev_mc_empty(dev)) - rx_mode = CAMCMR_AMP | CAMCMR_ABP | CAMCMR_ECMP; - else - rx_mode = CAMCMR_ECMP | CAMCMR_ABP; - __raw_writel(rx_mode, ether->reg + REG_CAMCMR); -} - -static int w90p910_ether_ioctl(struct net_device *dev, - struct ifreq *ifr, int cmd) -{ - struct w90p910_ether *ether = netdev_priv(dev); - struct mii_ioctl_data *data = if_mii(ifr); - - return generic_mii_ioctl(ðer->mii, data, cmd, NULL); -} - -static void w90p910_get_drvinfo(struct net_device *dev, - struct ethtool_drvinfo *info) -{ - strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver)); - strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version)); -} - -static int w90p910_get_link_ksettings(struct net_device *dev, - struct ethtool_link_ksettings *cmd) -{ - struct w90p910_ether *ether = netdev_priv(dev); - - mii_ethtool_get_link_ksettings(ðer->mii, cmd); - - return 0; -} - -static int w90p910_set_link_ksettings(struct net_device *dev, - const struct ethtool_link_ksettings *cmd) -{ - struct w90p910_ether *ether = netdev_priv(dev); - return mii_ethtool_set_link_ksettings(ðer->mii, cmd); -} - -static int w90p910_nway_reset(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - return mii_nway_restart(ðer->mii); -} - -static u32 w90p910_get_link(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - return mii_link_ok(ðer->mii); -} - -static const struct ethtool_ops w90p910_ether_ethtool_ops = { - .get_drvinfo = w90p910_get_drvinfo, - .nway_reset = w90p910_nway_reset, - .get_link = w90p910_get_link, - .get_link_ksettings = w90p910_get_link_ksettings, - .set_link_ksettings = w90p910_set_link_ksettings, -}; - -static const struct net_device_ops w90p910_ether_netdev_ops = { - .ndo_open = w90p910_ether_open, - .ndo_stop = w90p910_ether_close, - .ndo_start_xmit = w90p910_ether_start_xmit, - .ndo_set_rx_mode = w90p910_ether_set_multicast_list, - .ndo_set_mac_address = w90p910_set_mac_address, - .ndo_do_ioctl = w90p910_ether_ioctl, - .ndo_validate_addr = eth_validate_addr, -}; - -static void get_mac_address(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - struct platform_device *pdev; - char addr[ETH_ALEN]; - - pdev = ether->pdev; - - addr[0] = 0x00; - addr[1] = 0x02; - addr[2] = 0xac; - addr[3] = 0x55; - addr[4] = 0x88; - addr[5] = 0xa8; - - if (is_valid_ether_addr(addr)) - memcpy(dev->dev_addr, &addr, ETH_ALEN); - else - dev_err(&pdev->dev, "invalid mac address\n"); -} - -static int w90p910_ether_setup(struct net_device *dev) -{ - struct w90p910_ether *ether = netdev_priv(dev); - - dev->netdev_ops = &w90p910_ether_netdev_ops; - dev->ethtool_ops = &w90p910_ether_ethtool_ops; - - dev->tx_queue_len = 16; - dev->dma = 0x0; - dev->watchdog_timeo = TX_TIMEOUT; - - get_mac_address(dev); - - ether->cur_tx = 0x0; - ether->cur_rx = 0x0; - ether->finish_tx = 0x0; - ether->linkflag = 0x0; - ether->mii.phy_id = 0x01; - ether->mii.phy_id_mask = 0x1f; - ether->mii.reg_num_mask = 0x1f; - ether->mii.dev = dev; - ether->mii.mdio_read = w90p910_mdio_read; - ether->mii.mdio_write = w90p910_mdio_write; - - timer_setup(ðer->check_timer, w90p910_check_link, 0); - - return 0; -} - -static int w90p910_ether_probe(struct platform_device *pdev) -{ - struct w90p910_ether *ether; - struct net_device *dev; - int error; - - dev = alloc_etherdev(sizeof(struct w90p910_ether)); - if (!dev) - return -ENOMEM; - - ether = netdev_priv(dev); - - ether->res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (ether->res == NULL) { - dev_err(&pdev->dev, "failed to get I/O memory\n"); - error = -ENXIO; - goto failed_free; - } - - if (!request_mem_region(ether->res->start, - resource_size(ether->res), pdev->name)) { - dev_err(&pdev->dev, "failed to request I/O memory\n"); - error = -EBUSY; - goto failed_free; - } - - ether->reg = ioremap(ether->res->start, resource_size(ether->res)); - if (ether->reg == NULL) { - dev_err(&pdev->dev, "failed to remap I/O memory\n"); - error = -ENXIO; - goto failed_free_mem; - } - - ether->txirq = platform_get_irq(pdev, 0); - if (ether->txirq < 0) { - dev_err(&pdev->dev, "failed to get ether tx irq\n"); - error = -ENXIO; - goto failed_free_io; - } - - ether->rxirq = platform_get_irq(pdev, 1); - if (ether->rxirq < 0) { - dev_err(&pdev->dev, "failed to get ether rx irq\n"); - error = -ENXIO; - goto failed_free_io; - } - - platform_set_drvdata(pdev, dev); - - ether->clk = clk_get(&pdev->dev, NULL); - if (IS_ERR(ether->clk)) { - dev_err(&pdev->dev, "failed to get ether clock\n"); - error = PTR_ERR(ether->clk); - goto failed_free_io; - } - - ether->rmiiclk = clk_get(&pdev->dev, "RMII"); - if (IS_ERR(ether->rmiiclk)) { - dev_err(&pdev->dev, "failed to get ether clock\n"); - error = PTR_ERR(ether->rmiiclk); - goto failed_put_clk; - } - - ether->pdev = pdev; - - w90p910_ether_setup(dev); - - error = register_netdev(dev); - if (error != 0) { - dev_err(&pdev->dev, "Register EMC w90p910 FAILED\n"); - error = -ENODEV; - goto failed_put_rmiiclk; - } - - return 0; -failed_put_rmiiclk: - clk_put(ether->rmiiclk); -failed_put_clk: - clk_put(ether->clk); -failed_free_io: - iounmap(ether->reg); -failed_free_mem: - release_mem_region(ether->res->start, resource_size(ether->res)); -failed_free: - free_netdev(dev); - return error; -} - -static int w90p910_ether_remove(struct platform_device *pdev) -{ - struct net_device *dev = platform_get_drvdata(pdev); - struct w90p910_ether *ether = netdev_priv(dev); - - unregister_netdev(dev); - - clk_put(ether->rmiiclk); - clk_put(ether->clk); - - iounmap(ether->reg); - release_mem_region(ether->res->start, resource_size(ether->res)); - - del_timer_sync(ðer->check_timer); - - free_netdev(dev); - return 0; -} - -static struct platform_driver w90p910_ether_driver = { - .probe = w90p910_ether_probe, - .remove = w90p910_ether_remove, - .driver = { - .name = "nuc900-emc", - }, -}; - -module_platform_driver(w90p910_ether_driver); - -MODULE_AUTHOR("Wan ZongShun <mcuos.com@gmail.com>"); -MODULE_DESCRIPTION("w90p910 MAC driver!"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:nuc900-emc"); - diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c index b327b29f5d57..a6b4bfae4684 100644 --- a/drivers/net/ethernet/nvidia/forcedeth.c +++ b/drivers/net/ethernet/nvidia/forcedeth.c @@ -713,6 +713,21 @@ struct nv_skb_map { struct nv_skb_map *next_tx_ctx; }; +struct nv_txrx_stats { + u64 stat_rx_packets; + u64 stat_rx_bytes; /* not always available in HW */ + u64 stat_rx_missed_errors; + u64 stat_rx_dropped; + u64 stat_tx_packets; /* not always available in HW */ + u64 stat_tx_bytes; + u64 stat_tx_dropped; +}; + +#define nv_txrx_stats_inc(member) \ + __this_cpu_inc(np->txrx_stats->member) +#define nv_txrx_stats_add(member, count) \ + __this_cpu_add(np->txrx_stats->member, (count)) + /* * SMP locking: * All hardware access under netdev_priv(dev)->lock, except the performance @@ -797,10 +812,7 @@ struct fe_priv { /* RX software stats */ struct u64_stats_sync swstats_rx_syncp; - u64 stat_rx_packets; - u64 stat_rx_bytes; /* not always available in HW */ - u64 stat_rx_missed_errors; - u64 stat_rx_dropped; + struct nv_txrx_stats __percpu *txrx_stats; /* media detection workaround. * Locking: Within irq hander or disable_irq+spin_lock(&np->lock); @@ -826,9 +838,6 @@ struct fe_priv { /* TX software stats */ struct u64_stats_sync swstats_tx_syncp; - u64 stat_tx_packets; /* not always available in HW */ - u64 stat_tx_bytes; - u64 stat_tx_dropped; /* msi/msi-x fields */ u32 msi_flags; @@ -1721,6 +1730,39 @@ static void nv_update_stats(struct net_device *dev) } } +static void nv_get_stats(int cpu, struct fe_priv *np, + struct rtnl_link_stats64 *storage) +{ + struct nv_txrx_stats *src = per_cpu_ptr(np->txrx_stats, cpu); + unsigned int syncp_start; + u64 rx_packets, rx_bytes, rx_dropped, rx_missed_errors; + u64 tx_packets, tx_bytes, tx_dropped; + + do { + syncp_start = u64_stats_fetch_begin_irq(&np->swstats_rx_syncp); + rx_packets = src->stat_rx_packets; + rx_bytes = src->stat_rx_bytes; + rx_dropped = src->stat_rx_dropped; + rx_missed_errors = src->stat_rx_missed_errors; + } while (u64_stats_fetch_retry_irq(&np->swstats_rx_syncp, syncp_start)); + + storage->rx_packets += rx_packets; + storage->rx_bytes += rx_bytes; + storage->rx_dropped += rx_dropped; + storage->rx_missed_errors += rx_missed_errors; + + do { + syncp_start = u64_stats_fetch_begin_irq(&np->swstats_tx_syncp); + tx_packets = src->stat_tx_packets; + tx_bytes = src->stat_tx_bytes; + tx_dropped = src->stat_tx_dropped; + } while (u64_stats_fetch_retry_irq(&np->swstats_tx_syncp, syncp_start)); + + storage->tx_packets += tx_packets; + storage->tx_bytes += tx_bytes; + storage->tx_dropped += tx_dropped; +} + /* * nv_get_stats64: dev->ndo_get_stats64 function * Get latest stats value from the nic. @@ -1733,7 +1775,7 @@ nv_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *storage) __releases(&netdev_priv(dev)->hwstats_lock) { struct fe_priv *np = netdev_priv(dev); - unsigned int syncp_start; + int cpu; /* * Note: because HW stats are not always available and for @@ -1746,20 +1788,8 @@ nv_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *storage) */ /* software stats */ - do { - syncp_start = u64_stats_fetch_begin_irq(&np->swstats_rx_syncp); - storage->rx_packets = np->stat_rx_packets; - storage->rx_bytes = np->stat_rx_bytes; - storage->rx_dropped = np->stat_rx_dropped; - storage->rx_missed_errors = np->stat_rx_missed_errors; - } while (u64_stats_fetch_retry_irq(&np->swstats_rx_syncp, syncp_start)); - - do { - syncp_start = u64_stats_fetch_begin_irq(&np->swstats_tx_syncp); - storage->tx_packets = np->stat_tx_packets; - storage->tx_bytes = np->stat_tx_bytes; - storage->tx_dropped = np->stat_tx_dropped; - } while (u64_stats_fetch_retry_irq(&np->swstats_tx_syncp, syncp_start)); + for_each_online_cpu(cpu) + nv_get_stats(cpu, np, storage); /* If the nic supports hw counters then retrieve latest values */ if (np->driver_data & DEV_HAS_STATISTICS_V123) { @@ -1827,7 +1857,7 @@ static int nv_alloc_rx(struct net_device *dev) } else { packet_dropped: u64_stats_update_begin(&np->swstats_rx_syncp); - np->stat_rx_dropped++; + nv_txrx_stats_inc(stat_rx_dropped); u64_stats_update_end(&np->swstats_rx_syncp); return 1; } @@ -1869,7 +1899,7 @@ static int nv_alloc_rx_optimized(struct net_device *dev) } else { packet_dropped: u64_stats_update_begin(&np->swstats_rx_syncp); - np->stat_rx_dropped++; + nv_txrx_stats_inc(stat_rx_dropped); u64_stats_update_end(&np->swstats_rx_syncp); return 1; } @@ -2013,7 +2043,7 @@ static void nv_drain_tx(struct net_device *dev) } if (nv_release_txskb(np, &np->tx_skb[i])) { u64_stats_update_begin(&np->swstats_tx_syncp); - np->stat_tx_dropped++; + nv_txrx_stats_inc(stat_tx_dropped); u64_stats_update_end(&np->swstats_tx_syncp); } np->tx_skb[i].dma = 0; @@ -2227,7 +2257,7 @@ static netdev_tx_t nv_start_xmit(struct sk_buff *skb, struct net_device *dev) /* on DMA mapping error - drop the packet */ dev_kfree_skb_any(skb); u64_stats_update_begin(&np->swstats_tx_syncp); - np->stat_tx_dropped++; + nv_txrx_stats_inc(stat_tx_dropped); u64_stats_update_end(&np->swstats_tx_syncp); return NETDEV_TX_OK; } @@ -2273,7 +2303,7 @@ static netdev_tx_t nv_start_xmit(struct sk_buff *skb, struct net_device *dev) dev_kfree_skb_any(skb); np->put_tx_ctx = start_tx_ctx; u64_stats_update_begin(&np->swstats_tx_syncp); - np->stat_tx_dropped++; + nv_txrx_stats_inc(stat_tx_dropped); u64_stats_update_end(&np->swstats_tx_syncp); return NETDEV_TX_OK; } @@ -2384,7 +2414,7 @@ static netdev_tx_t nv_start_xmit_optimized(struct sk_buff *skb, /* on DMA mapping error - drop the packet */ dev_kfree_skb_any(skb); u64_stats_update_begin(&np->swstats_tx_syncp); - np->stat_tx_dropped++; + nv_txrx_stats_inc(stat_tx_dropped); u64_stats_update_end(&np->swstats_tx_syncp); return NETDEV_TX_OK; } @@ -2431,7 +2461,7 @@ static netdev_tx_t nv_start_xmit_optimized(struct sk_buff *skb, dev_kfree_skb_any(skb); np->put_tx_ctx = start_tx_ctx; u64_stats_update_begin(&np->swstats_tx_syncp); - np->stat_tx_dropped++; + nv_txrx_stats_inc(stat_tx_dropped); u64_stats_update_end(&np->swstats_tx_syncp); return NETDEV_TX_OK; } @@ -2560,9 +2590,12 @@ static int nv_tx_done(struct net_device *dev, int limit) && !(flags & NV_TX_RETRYCOUNT_MASK)) nv_legacybackoff_reseed(dev); } else { + unsigned int len; + u64_stats_update_begin(&np->swstats_tx_syncp); - np->stat_tx_packets++; - np->stat_tx_bytes += np->get_tx_ctx->skb->len; + nv_txrx_stats_inc(stat_tx_packets); + len = np->get_tx_ctx->skb->len; + nv_txrx_stats_add(stat_tx_bytes, len); u64_stats_update_end(&np->swstats_tx_syncp); } bytes_compl += np->get_tx_ctx->skb->len; @@ -2577,9 +2610,12 @@ static int nv_tx_done(struct net_device *dev, int limit) && !(flags & NV_TX2_RETRYCOUNT_MASK)) nv_legacybackoff_reseed(dev); } else { + unsigned int len; + u64_stats_update_begin(&np->swstats_tx_syncp); - np->stat_tx_packets++; - np->stat_tx_bytes += np->get_tx_ctx->skb->len; + nv_txrx_stats_inc(stat_tx_packets); + len = np->get_tx_ctx->skb->len; + nv_txrx_stats_add(stat_tx_bytes, len); u64_stats_update_end(&np->swstats_tx_syncp); } bytes_compl += np->get_tx_ctx->skb->len; @@ -2627,9 +2663,12 @@ static int nv_tx_done_optimized(struct net_device *dev, int limit) nv_legacybackoff_reseed(dev); } } else { + unsigned int len; + u64_stats_update_begin(&np->swstats_tx_syncp); - np->stat_tx_packets++; - np->stat_tx_bytes += np->get_tx_ctx->skb->len; + nv_txrx_stats_inc(stat_tx_packets); + len = np->get_tx_ctx->skb->len; + nv_txrx_stats_add(stat_tx_bytes, len); u64_stats_update_end(&np->swstats_tx_syncp); } @@ -2806,6 +2845,15 @@ static int nv_getlen(struct net_device *dev, void *packet, int datalen) } } +static void rx_missing_handler(u32 flags, struct fe_priv *np) +{ + if (flags & NV_RX_MISSEDFRAME) { + u64_stats_update_begin(&np->swstats_rx_syncp); + nv_txrx_stats_inc(stat_rx_missed_errors); + u64_stats_update_end(&np->swstats_rx_syncp); + } +} + static int nv_rx_process(struct net_device *dev, int limit) { struct fe_priv *np = netdev_priv(dev); @@ -2848,11 +2896,7 @@ static int nv_rx_process(struct net_device *dev, int limit) } /* the rest are hard errors */ else { - if (flags & NV_RX_MISSEDFRAME) { - u64_stats_update_begin(&np->swstats_rx_syncp); - np->stat_rx_missed_errors++; - u64_stats_update_end(&np->swstats_rx_syncp); - } + rx_missing_handler(flags, np); dev_kfree_skb(skb); goto next_pkt; } @@ -2896,8 +2940,8 @@ static int nv_rx_process(struct net_device *dev, int limit) skb->protocol = eth_type_trans(skb, dev); napi_gro_receive(&np->napi, skb); u64_stats_update_begin(&np->swstats_rx_syncp); - np->stat_rx_packets++; - np->stat_rx_bytes += len; + nv_txrx_stats_inc(stat_rx_packets); + nv_txrx_stats_add(stat_rx_bytes, len); u64_stats_update_end(&np->swstats_rx_syncp); next_pkt: if (unlikely(np->get_rx.orig++ == np->last_rx.orig)) @@ -2982,8 +3026,8 @@ static int nv_rx_process_optimized(struct net_device *dev, int limit) } napi_gro_receive(&np->napi, skb); u64_stats_update_begin(&np->swstats_rx_syncp); - np->stat_rx_packets++; - np->stat_rx_bytes += len; + nv_txrx_stats_inc(stat_rx_packets); + nv_txrx_stats_add(stat_rx_bytes, len); u64_stats_update_end(&np->swstats_rx_syncp); } else { dev_kfree_skb(skb); @@ -5651,6 +5695,12 @@ static int nv_probe(struct pci_dev *pci_dev, const struct pci_device_id *id) SET_NETDEV_DEV(dev, &pci_dev->dev); u64_stats_init(&np->swstats_rx_syncp); u64_stats_init(&np->swstats_tx_syncp); + np->txrx_stats = alloc_percpu(struct nv_txrx_stats); + if (!np->txrx_stats) { + pr_err("np->txrx_stats, alloc memory error.\n"); + err = -ENOMEM; + goto out_alloc_percpu; + } timer_setup(&np->oom_kick, nv_do_rx_refill, 0); timer_setup(&np->nic_poll, nv_do_nic_poll, 0); @@ -6060,6 +6110,8 @@ out_relreg: out_disable: pci_disable_device(pci_dev); out_free: + free_percpu(np->txrx_stats); +out_alloc_percpu: free_netdev(dev); out: return err; @@ -6105,6 +6157,9 @@ static void nv_restore_mac_addr(struct pci_dev *pci_dev) static void nv_remove(struct pci_dev *pci_dev) { struct net_device *dev = pci_get_drvdata(pci_dev); + struct fe_priv *np = netdev_priv(dev); + + free_percpu(np->txrx_stats); unregister_netdev(dev); diff --git a/drivers/net/ethernet/nxp/Kconfig b/drivers/net/ethernet/nxp/Kconfig index 261f107e2be0..418afb84c84b 100644 --- a/drivers/net/ethernet/nxp/Kconfig +++ b/drivers/net/ethernet/nxp/Kconfig @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0-only config LPC_ENET tristate "NXP ethernet MAC on LPC devices" - depends on ARCH_LPC32XX + depends on ARCH_LPC32XX || COMPILE_TEST select PHYLIB help Say Y or M here if you want to use the NXP ethernet MAC included on diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c index f7e11f1b0426..141571e2ec11 100644 --- a/drivers/net/ethernet/nxp/lpc_eth.c +++ b/drivers/net/ethernet/nxp/lpc_eth.c @@ -14,14 +14,12 @@ #include <linux/crc32.h> #include <linux/etherdevice.h> #include <linux/module.h> +#include <linux/of.h> #include <linux/of_net.h> #include <linux/phy.h> #include <linux/platform_device.h> #include <linux/spinlock.h> - -#include <mach/board.h> -#include <mach/hardware.h> -#include <mach/platform.h> +#include <linux/soc/nxp/lpc32xx-misc.h> #define MODNAME "lpc-eth" #define DRV_VERSION "1.00" @@ -1237,16 +1235,9 @@ static int lpc_eth_drv_probe(struct platform_device *pdev) dma_addr_t dma_handle; struct resource *res; int irq, ret; - u32 tmp; /* Setup network interface for RMII or MII mode */ - tmp = __raw_readl(LPC32XX_CLKPWR_MACCLK_CTRL); - tmp &= ~LPC32XX_CLKPWR_MACCTRL_PINS_MSK; - if (lpc_phy_interface_mode(dev) == PHY_INTERFACE_MODE_MII) - tmp |= LPC32XX_CLKPWR_MACCTRL_USE_MII_PINS; - else - tmp |= LPC32XX_CLKPWR_MACCTRL_USE_RMII_PINS; - __raw_writel(tmp, LPC32XX_CLKPWR_MACCLK_CTRL); + lpc32xx_set_phy_interface_mode(lpc_phy_interface_mode(dev)); /* Get platform resources */ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); @@ -1311,19 +1302,18 @@ static int lpc_eth_drv_probe(struct platform_device *pdev) /* Get size of DMA buffers/descriptors region */ pldat->dma_buff_size = (ENET_TX_DESC + ENET_RX_DESC) * (ENET_MAXF_SIZE + sizeof(struct txrx_desc_t) + sizeof(struct rx_status_t)); - pldat->dma_buff_base_v = 0; if (use_iram_for_net(dev)) { - dma_handle = LPC32XX_IRAM_BASE; - if (pldat->dma_buff_size <= lpc32xx_return_iram_size()) - pldat->dma_buff_base_v = - io_p2v(LPC32XX_IRAM_BASE); - else + if (pldat->dma_buff_size > + lpc32xx_return_iram(&pldat->dma_buff_base_v, &dma_handle)) { + pldat->dma_buff_base_v = NULL; + pldat->dma_buff_size = 0; netdev_err(ndev, "IRAM not big enough for net buffers, using SDRAM instead.\n"); + } } - if (pldat->dma_buff_base_v == 0) { + if (pldat->dma_buff_base_v == NULL) { ret = dma_coerce_mask_and_coherent(dev, DMA_BIT_MASK(32)); if (ret) goto err_out_free_irq; @@ -1344,13 +1334,14 @@ static int lpc_eth_drv_probe(struct platform_device *pdev) pldat->dma_buff_base_p = dma_handle; netdev_dbg(ndev, "IO address space :%pR\n", res); - netdev_dbg(ndev, "IO address size :%d\n", resource_size(res)); + netdev_dbg(ndev, "IO address size :%zd\n", + (size_t)resource_size(res)); netdev_dbg(ndev, "IO address (mapped) :0x%p\n", pldat->net_base); netdev_dbg(ndev, "IRQ number :%d\n", ndev->irq); - netdev_dbg(ndev, "DMA buffer size :%d\n", pldat->dma_buff_size); - netdev_dbg(ndev, "DMA buffer P address :0x%08x\n", - pldat->dma_buff_base_p); + netdev_dbg(ndev, "DMA buffer size :%zd\n", pldat->dma_buff_size); + netdev_dbg(ndev, "DMA buffer P address :%pad\n", + &pldat->dma_buff_base_p); netdev_dbg(ndev, "DMA buffer V address :0x%p\n", pldat->dma_buff_base_v); @@ -1397,8 +1388,8 @@ static int lpc_eth_drv_probe(struct platform_device *pdev) if (ret) goto err_out_unregister_netdev; - netdev_info(ndev, "LPC mac at 0x%08x irq %d\n", - res->start, ndev->irq); + netdev_info(ndev, "LPC mac at 0x%08lx irq %d\n", + (unsigned long)res->start, ndev->irq); device_init_wakeup(dev, 1); device_set_wakeup_enable(dev, 0); @@ -1409,7 +1400,7 @@ err_out_unregister_netdev: unregister_netdev(ndev); err_out_dma_unmap: if (!use_iram_for_net(dev) || - pldat->dma_buff_size > lpc32xx_return_iram_size()) + pldat->dma_buff_size > lpc32xx_return_iram(NULL, NULL)) dma_free_coherent(dev, pldat->dma_buff_size, pldat->dma_buff_base_v, pldat->dma_buff_base_p); @@ -1436,7 +1427,7 @@ static int lpc_eth_drv_remove(struct platform_device *pdev) unregister_netdev(ndev); if (!use_iram_for_net(&pldat->pdev->dev) || - pldat->dma_buff_size > lpc32xx_return_iram_size()) + pldat->dma_buff_size > lpc32xx_return_iram(NULL, NULL)) dma_free_coherent(&pldat->pdev->dev, pldat->dma_buff_size, pldat->dma_buff_base_v, pldat->dma_buff_base_p); diff --git a/drivers/net/ethernet/qlogic/qed/qed_main.c b/drivers/net/ethernet/qlogic/qed/qed_main.c index 829dd60ab937..1efff7f68ef6 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_main.c +++ b/drivers/net/ethernet/qlogic/qed/qed_main.c @@ -1325,7 +1325,7 @@ static int qed_slowpath_start(struct qed_dev *cdev, &drv_version); if (rc) { DP_NOTICE(cdev, "Failed sending drv version command\n"); - return rc; + goto err4; } } @@ -1333,6 +1333,8 @@ static int qed_slowpath_start(struct qed_dev *cdev, return 0; +err4: + qed_ll2_dealloc_if(cdev); err3: qed_hw_stop(cdev); err2: diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index e1dd6ea60d67..bae0074ab9aa 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -5921,6 +5921,7 @@ static struct sk_buff *rtl8169_try_rx_copy(void *data, skb = napi_alloc_skb(&tp->napi, pkt_size); if (skb) skb_copy_to_linear_data(skb, data, pkt_size); + dma_sync_single_for_device(d, addr, pkt_size, DMA_FROM_DEVICE); return skb; } diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c index ef8f08931fe8..6cacd5e893ac 100644 --- a/drivers/net/ethernet/renesas/ravb_main.c +++ b/drivers/net/ethernet/renesas/ravb_main.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 /* Renesas Ethernet AVB device driver * - * Copyright (C) 2014-2015 Renesas Electronics Corporation + * Copyright (C) 2014-2019 Renesas Electronics Corporation * Copyright (C) 2015 Renesas Solutions Corp. * Copyright (C) 2015-2016 Cogent Embedded, Inc. <source@cogentembedded.com> * @@ -513,7 +513,10 @@ static void ravb_get_tx_tstamp(struct net_device *ndev) kfree(ts_skb); if (tag == tfa_tag) { skb_tstamp_tx(skb, &shhwtstamps); + dev_consume_skb_any(skb); break; + } else { + dev_kfree_skb_any(skb); } } ravb_modify(ndev, TCCR, TCCR_TFR, TCCR_TFR); @@ -1564,7 +1567,7 @@ static netdev_tx_t ravb_start_xmit(struct sk_buff *skb, struct net_device *ndev) } goto unmap; } - ts_skb->skb = skb; + ts_skb->skb = skb_get(skb); ts_skb->tag = priv->ts_skb_tag++; priv->ts_skb_tag &= 0x3ff; list_add_tail(&ts_skb->list, &priv->ts_skb_list); @@ -1693,6 +1696,7 @@ static int ravb_close(struct net_device *ndev) /* Clear the timestamp list */ list_for_each_entry_safe(ts_skb, ts_skb2, &priv->ts_skb_list, list) { list_del(&ts_skb->list); + kfree_skb(ts_skb->skb); kfree(ts_skb); } diff --git a/drivers/net/ethernet/seeq/sgiseeq.c b/drivers/net/ethernet/seeq/sgiseeq.c index 7a5e6c5abb57..276c7cae7cee 100644 --- a/drivers/net/ethernet/seeq/sgiseeq.c +++ b/drivers/net/ethernet/seeq/sgiseeq.c @@ -794,15 +794,16 @@ static int sgiseeq_probe(struct platform_device *pdev) printk(KERN_ERR "Sgiseeq: Cannot register net device, " "aborting.\n"); err = -ENODEV; - goto err_out_free_page; + goto err_out_free_attrs; } printk(KERN_INFO "%s: %s %pM\n", dev->name, sgiseeqstr, dev->dev_addr); return 0; -err_out_free_page: - free_page((unsigned long) sp->srings); +err_out_free_attrs: + dma_free_attrs(&pdev->dev, sizeof(*sp->srings), sp->srings, + sp->srings_dma, DMA_ATTR_NON_CONSISTENT); err_out_free_dev: free_netdev(dev); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c index 4644b2aeeba1..e2e469c37a4d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c @@ -1194,10 +1194,8 @@ static int phy_power_on(struct rk_priv_data *bsp_priv, bool enable) int ret; struct device *dev = &bsp_priv->pdev->dev; - if (!ldo) { - dev_err(dev, "no regulator found\n"); - return -1; - } + if (!ldo) + return 0; if (enable) { ret = regulator_enable(ldo); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c index 4083019c547a..f97a4096f8fc 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c @@ -873,7 +873,12 @@ static int sun8i_dwmac_set_syscon(struct stmmac_priv *priv) int ret; u32 reg, val; - regmap_field_read(gmac->regmap_field, &val); + ret = regmap_field_read(gmac->regmap_field, &val); + if (ret) { + dev_err(priv->device, "Fail to read from regmap field.\n"); + return ret; + } + reg = gmac->variant->default_syscon_value; if (reg != val) dev_warn(priv->device, diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c index 37c0bc699cd9..6c305b6ecad0 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c @@ -94,7 +94,7 @@ static int tc_fill_entry(struct stmmac_priv *priv, struct stmmac_tc_entry *entry, *frag = NULL; struct tc_u32_sel *sel = cls->knode.sel; u32 off, data, mask, real_off, rem; - u32 prio = cls->common.prio; + u32 prio = cls->common.prio << 16; int ret; /* Only 1 match per entry */ diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index 32a89744972d..a46b8b2e44e1 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -2775,6 +2775,7 @@ static int cpsw_probe(struct platform_device *pdev) if (!cpsw) return -ENOMEM; + platform_set_drvdata(pdev, cpsw); cpsw->dev = dev; mode = devm_gpiod_get_array_optional(dev, "mode", GPIOD_OUT_LOW); @@ -2879,7 +2880,6 @@ static int cpsw_probe(struct platform_device *pdev) goto clean_cpts; } - platform_set_drvdata(pdev, cpsw); priv = netdev_priv(ndev); priv->cpsw = cpsw; priv->ndev = ndev; diff --git a/drivers/net/ethernet/toshiba/tc35815.c b/drivers/net/ethernet/toshiba/tc35815.c index 8479a440527b..12466a72cefc 100644 --- a/drivers/net/ethernet/toshiba/tc35815.c +++ b/drivers/net/ethernet/toshiba/tc35815.c @@ -1504,7 +1504,7 @@ tc35815_rx(struct net_device *dev, int limit) pci_unmap_single(lp->pci_dev, lp->rx_skbs[cur_bd].skb_dma, RX_BUF_SIZE, PCI_DMA_FROMDEVICE); - if (!HAVE_DMA_RXALIGN(lp) && NET_IP_ALIGN) + if (!HAVE_DMA_RXALIGN(lp) && NET_IP_ALIGN != 0) memmove(skb->data, skb->data - NET_IP_ALIGN, pkt_len); data = skb_put(skb, pkt_len); diff --git a/drivers/net/ethernet/tundra/tsi108_eth.c b/drivers/net/ethernet/tundra/tsi108_eth.c index 78a7de3fb622..c62f474b6d08 100644 --- a/drivers/net/ethernet/tundra/tsi108_eth.c +++ b/drivers/net/ethernet/tundra/tsi108_eth.c @@ -371,9 +371,10 @@ tsi108_stat_carry_one(int carry, int carry_bit, int carry_shift, static void tsi108_stat_carry(struct net_device *dev) { struct tsi108_prv_data *data = netdev_priv(dev); + unsigned long flags; u32 carry1, carry2; - spin_lock_irq(&data->misclock); + spin_lock_irqsave(&data->misclock, flags); carry1 = TSI_READ(TSI108_STAT_CARRY1); carry2 = TSI_READ(TSI108_STAT_CARRY2); @@ -441,7 +442,7 @@ static void tsi108_stat_carry(struct net_device *dev) TSI108_STAT_TXPAUSEDROP_CARRY, &data->tx_pause_drop); - spin_unlock_irq(&data->misclock); + spin_unlock_irqrestore(&data->misclock, flags); } /* Read a stat counter atomically with respect to carries. |