X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=drivers%2Fnet%2Fethernet%2Fhisilicon%2Fhns3%2Fhns3pf%2Fhclge_main.c;h=2c309dec01f3328376db019bee3c2c92b1c3e228;hb=5355e6d318211ecfca3514fd38e5bf6160e7cab9;hp=d3d88e7b8443f238d71cf6e66ef2aed61011a198;hpb=717523d07f34edee37afc347a18f087f0be0ae62;p=mirror_ubuntu-bionic-kernel.git diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index d3d88e7b8443..2c309dec01f3 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -1,11 +1,5 @@ -/* - * Copyright (c) 2016-2017 Hisilicon Limited. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ +// SPDX-License-Identifier: GPL-2.0+ +// Copyright (c) 2016-2017 Hisilicon Limited. #include #include @@ -795,7 +789,7 @@ static int hclge_get_sset_count(struct hnae3_handle *handle, int stringset) handle->flags |= HNAE3_SUPPORT_MAC_LOOPBACK; } - count ++; + count++; handle->flags |= HNAE3_SUPPORT_SERDES_LOOPBACK; } else if (stringset == ETH_SS_STATS) { count = ARRAY_SIZE(g_mac_stats_string) + @@ -939,6 +933,9 @@ static int hclge_query_pf_resource(struct hclge_dev *hdev) hdev->pkt_buf_size = __le16_to_cpu(req->buf_size) << HCLGE_BUF_UNIT_S; if (hnae3_dev_roce_supported(hdev)) { + hdev->roce_base_msix_offset = + hnae3_get_field(__le16_to_cpu(req->msixcap_localid_ba_rocee), + HCLGE_MSIX_OFT_ROCEE_M, HCLGE_MSIX_OFT_ROCEE_S); hdev->num_roce_msi = hnae3_get_field(__le16_to_cpu(req->pf_intr_vector_number), HCLGE_PF_VEC_NUM_M, HCLGE_PF_VEC_NUM_S); @@ -946,7 +943,8 @@ static int hclge_query_pf_resource(struct hclge_dev *hdev) /* PF should have NIC vectors and Roce vectors, * NIC vectors are queued before Roce vectors. */ - hdev->num_msi = hdev->num_roce_msi + HCLGE_ROCE_VECTOR_OFFSET; + hdev->num_msi = hdev->num_roce_msi + + hdev->roce_base_msix_offset; } else { hdev->num_msi = hnae3_get_field(__le16_to_cpu(req->pf_intr_vector_number), @@ -1820,8 +1818,6 @@ static int hclge_rx_priv_buf_alloc(struct hclge_dev *hdev, return ret; } -#define HCLGE_PRIV_ENABLE(a) ((a) > 0 ? 1 : 0) - static int hclge_rx_priv_wl_config(struct hclge_dev *hdev, struct hclge_pkt_buf_alloc *buf_alloc) { @@ -1849,13 +1845,11 @@ static int hclge_rx_priv_wl_config(struct hclge_dev *hdev, req->tc_wl[j].high = cpu_to_le16(priv->wl.high >> HCLGE_BUF_UNIT_S); req->tc_wl[j].high |= - cpu_to_le16(HCLGE_PRIV_ENABLE(priv->wl.high) << - HCLGE_RX_PRIV_EN_B); + cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B)); req->tc_wl[j].low = cpu_to_le16(priv->wl.low >> HCLGE_BUF_UNIT_S); req->tc_wl[j].low |= - cpu_to_le16(HCLGE_PRIV_ENABLE(priv->wl.low) << - HCLGE_RX_PRIV_EN_B); + cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B)); } } @@ -1895,13 +1889,11 @@ static int hclge_common_thrd_config(struct hclge_dev *hdev, req->com_thrd[j].high = cpu_to_le16(tc->high >> HCLGE_BUF_UNIT_S); req->com_thrd[j].high |= - cpu_to_le16(HCLGE_PRIV_ENABLE(tc->high) << - HCLGE_RX_PRIV_EN_B); + cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B)); req->com_thrd[j].low = cpu_to_le16(tc->low >> HCLGE_BUF_UNIT_S); req->com_thrd[j].low |= - cpu_to_le16(HCLGE_PRIV_ENABLE(tc->low) << - HCLGE_RX_PRIV_EN_B); + cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B)); } } @@ -1925,19 +1917,16 @@ static int hclge_common_wl_config(struct hclge_dev *hdev, req = (struct hclge_rx_com_wl *)desc.data; req->com_wl.high = cpu_to_le16(buf->self.high >> HCLGE_BUF_UNIT_S); - req->com_wl.high |= - cpu_to_le16(HCLGE_PRIV_ENABLE(buf->self.high) << - HCLGE_RX_PRIV_EN_B); + req->com_wl.high |= cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B)); req->com_wl.low = cpu_to_le16(buf->self.low >> HCLGE_BUF_UNIT_S); - req->com_wl.low |= - cpu_to_le16(HCLGE_PRIV_ENABLE(buf->self.low) << - HCLGE_RX_PRIV_EN_B); + req->com_wl.low |= cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B)); ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) dev_err(&hdev->pdev->dev, "common waterline config cmd failed %d\n", ret); + return ret; } @@ -2053,7 +2042,7 @@ static int hclge_init_msi(struct hclge_dev *hdev) hdev->num_msi_left = vectors; hdev->base_msi_vector = pdev->irq; hdev->roce_base_vector = hdev->base_msi_vector + - HCLGE_ROCE_VECTOR_OFFSET; + hdev->roce_base_msix_offset; hdev->vector_status = devm_kcalloc(&pdev->dev, hdev->num_msi, sizeof(u16), GFP_KERNEL); @@ -2359,7 +2348,7 @@ static int hclge_get_mac_link_status(struct hclge_dev *hdev) } req = (struct hclge_link_status_cmd *)desc.data; - link_status = req->status & HCLGE_LINK_STATUS; + link_status = req->status & HCLGE_LINK_STATUS_UP_M; return !!link_status; } @@ -2484,7 +2473,7 @@ static u32 hclge_check_event_cause(struct hclge_dev *hdev, u32 *clearval) u32 cmdq_src_reg; /* fetch the events from their corresponding regs */ - rst_src_reg = hclge_read_dev(&hdev->hw, HCLGE_MISC_RESET_STS_REG); + rst_src_reg = hclge_read_dev(&hdev->hw, HCLGE_MISC_VECTOR_INT_STS); cmdq_src_reg = hclge_read_dev(&hdev->hw, HCLGE_VECTOR0_CMDQ_SRC_REG); /* Assumption: If by any chance reset and mailbox events are reported @@ -2496,12 +2485,14 @@ static u32 hclge_check_event_cause(struct hclge_dev *hdev, u32 *clearval) /* check for vector0 reset event sources */ if (BIT(HCLGE_VECTOR0_GLOBALRESET_INT_B) & rst_src_reg) { + set_bit(HCLGE_STATE_CMD_DISABLE, &hdev->state); set_bit(HNAE3_GLOBAL_RESET, &hdev->reset_pending); *clearval = BIT(HCLGE_VECTOR0_GLOBALRESET_INT_B); return HCLGE_VECTOR0_EVENT_RST; } if (BIT(HCLGE_VECTOR0_CORERESET_INT_B) & rst_src_reg) { + set_bit(HCLGE_STATE_CMD_DISABLE, &hdev->state); set_bit(HNAE3_CORE_RESET, &hdev->reset_pending); *clearval = BIT(HCLGE_VECTOR0_CORERESET_INT_B); return HCLGE_VECTOR0_EVENT_RST; @@ -2536,6 +2527,15 @@ static void hclge_clear_event_cause(struct hclge_dev *hdev, u32 event_type, } } +static void hclge_clear_all_event_cause(struct hclge_dev *hdev) +{ + hclge_clear_event_cause(hdev, HCLGE_VECTOR0_EVENT_RST, + BIT(HCLGE_VECTOR0_GLOBALRESET_INT_B) | + BIT(HCLGE_VECTOR0_CORERESET_INT_B) | + BIT(HCLGE_VECTOR0_IMPRESET_INT_B)); + hclge_clear_event_cause(hdev, HCLGE_VECTOR0_EVENT_MBX, 0); +} + static void hclge_enable_vector(struct hclge_misc_vector *vector, bool enable) { writel(enable ? 1 : 0, vector->addr); @@ -2635,7 +2635,6 @@ static void hclge_misc_irq_uninit(struct hclge_dev *hdev) static int hclge_notify_client(struct hclge_dev *hdev, enum hnae3_reset_notify_type type) { - struct hnae3_client *rclient = hdev->roce_client; struct hnae3_client *client = hdev->nic_client; struct hnae3_handle *handle; int ret; @@ -2652,19 +2651,36 @@ static int hclge_notify_client(struct hclge_dev *hdev, "notify nic client failed %d", ret); return ret; } + } - if (rclient && rclient->ops->reset_notify) { - handle = &hdev->vport[i].roce; - ret = rclient->ops->reset_notify(handle, type); - if (ret) { - dev_err(&hdev->pdev->dev, - "notify roce client failed %d", ret); - return ret; - } + return 0; +} + +static int hclge_notify_roce_client(struct hclge_dev *hdev, + enum hnae3_reset_notify_type type) +{ + struct hnae3_client *client = hdev->roce_client; + struct hnae3_handle *handle; + int ret = 0; + u16 i; + + if (!client) + return 0; + + if (!client->ops->reset_notify) + return -EOPNOTSUPP; + + for (i = 0; i < hdev->num_vmdq_vport + 1; i++) { + handle = &hdev->vport[i].roce; + ret = client->ops->reset_notify(handle, type); + if (ret) { + dev_err(&hdev->pdev->dev, + "notify roce client failed %d", ret); + return ret; } } - return 0; + return ret; } static int hclge_reset_wait(struct hclge_dev *hdev) @@ -2695,8 +2711,7 @@ static int hclge_reset_wait(struct hclge_dev *hdev) } val = hclge_read_dev(&hdev->hw, reg); - while (hnae3_get_bit(val, reg_bit) && cnt < HCLGE_RESET_WAIT_CNT && - test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state)) { + while (hnae3_get_bit(val, reg_bit) && cnt < HCLGE_RESET_WAIT_CNT) { msleep(HCLGE_RESET_WATI_MS); val = hclge_read_dev(&hdev->hw, reg); cnt++; @@ -2800,8 +2815,6 @@ static void hclge_clear_reset_cause(struct hclge_dev *hdev) clearval = BIT(HCLGE_VECTOR0_CORERESET_INT_B); break; default: - dev_warn(&hdev->pdev->dev, "Unsupported reset event to clear:%d", - hdev->reset_type); break; } @@ -2814,16 +2827,21 @@ static void hclge_clear_reset_cause(struct hclge_dev *hdev) static void hclge_reset(struct hclge_dev *hdev) { + struct hnae3_handle *handle; + /* perform reset of the stack & ae device for a client */ + handle = &hdev->vport[0].nic; + + hclge_notify_roce_client(hdev, HNAE3_DOWN_CLIENT); + hclge_notify_roce_client(hdev, HNAE3_UNINIT_CLIENT); + rtnl_lock(); hclge_notify_client(hdev, HNAE3_DOWN_CLIENT); if (!hclge_reset_wait(hdev)) { - rtnl_lock(); hclge_notify_client(hdev, HNAE3_UNINIT_CLIENT); hclge_reset_ae_dev(hdev->ae_dev); hclge_notify_client(hdev, HNAE3_INIT_CLIENT); - rtnl_unlock(); hclge_clear_reset_cause(hdev); } else { @@ -2833,6 +2851,11 @@ static void hclge_reset(struct hclge_dev *hdev) } hclge_notify_client(hdev, HNAE3_UP_CLIENT); + handle->last_reset_time = jiffies; + rtnl_unlock(); + + hclge_notify_roce_client(hdev, HNAE3_INIT_CLIENT); + hclge_notify_roce_client(hdev, HNAE3_UP_CLIENT); } static void hclge_reset_event(struct hnae3_handle *handle) @@ -2845,8 +2868,13 @@ static void hclge_reset_event(struct hnae3_handle *handle) * know this if last reset request did not occur very recently (watchdog * timer = 5*HZ, let us check after sufficiently large time, say 4*5*Hz) * In case of new request we reset the "reset level" to PF reset. + * And if it is a repeat reset request of the most recent one then we + * want to make sure we throttle the reset request. Therefore, we will + * not allow it again before 3*HZ times. */ - if (time_after(jiffies, (handle->last_reset_time + 4 * 5 * HZ))) + if (time_before(jiffies, (handle->last_reset_time + 3 * HZ))) + return; + else if (time_after(jiffies, (handle->last_reset_time + 4 * 5 * HZ))) handle->reset_level = HNAE3_FUNC_RESET; dev_info(&hdev->pdev->dev, "received reset event , reset type is %d", @@ -2858,8 +2886,6 @@ static void hclge_reset_event(struct hnae3_handle *handle) if (handle->reset_level < HNAE3_GLOBAL_RESET) handle->reset_level++; - - handle->last_reset_time = jiffies; } static void hclge_reset_subtask(struct hclge_dev *hdev) @@ -3723,7 +3749,7 @@ static int hclge_set_serdes_loopback(struct hclge_dev *hdev, bool en) "serdes loopback get, ret = %d\n", ret); return ret; } - } while (++i < HCLGE_SERDES_RETRY_NUM && + } while (++i < HCLGE_SERDES_RETRY_NUM && !(req->result & HCLGE_CMD_SERDES_DONE_B)); if (!(req->result & HCLGE_CMD_SERDES_DONE_B)) { @@ -4826,17 +4852,17 @@ static int hclge_set_vlan_tx_offload_cfg(struct hclge_vport *vport) req->def_vlan_tag1 = cpu_to_le16(vcfg->default_tag1); req->def_vlan_tag2 = cpu_to_le16(vcfg->default_tag2); hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_TAG1_B, - vcfg->accept_tag1 ? 1 : 0); + vcfg->accept_tag1 ? 1 : 0); hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_UNTAG1_B, - vcfg->accept_untag1 ? 1 : 0); + vcfg->accept_untag1 ? 1 : 0); hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_TAG2_B, - vcfg->accept_tag2 ? 1 : 0); + vcfg->accept_tag2 ? 1 : 0); hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_UNTAG2_B, - vcfg->accept_untag2 ? 1 : 0); + vcfg->accept_untag2 ? 1 : 0); hnae3_set_bit(req->vport_vlan_cfg, HCLGE_PORT_INS_TAG1_EN_B, - vcfg->insert_tag1_en ? 1 : 0); + vcfg->insert_tag1_en ? 1 : 0); hnae3_set_bit(req->vport_vlan_cfg, HCLGE_PORT_INS_TAG2_EN_B, - vcfg->insert_tag2_en ? 1 : 0); + vcfg->insert_tag2_en ? 1 : 0); hnae3_set_bit(req->vport_vlan_cfg, HCLGE_CFG_NIC_ROCE_SEL_B, 0); req->vf_offset = vport->vport_id / HCLGE_VF_NUM_PER_CMD; @@ -5022,6 +5048,7 @@ static int hclge_set_mac_mtu(struct hclge_dev *hdev, int new_mtu) req = (struct hclge_config_max_frm_size_cmd *)desc.data; req->max_frm_size = cpu_to_le16(max_frm_size); + req->min_frm_size = HCLGE_MAC_MIN_FRAME; ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) @@ -5739,6 +5766,8 @@ static int hclge_init_ae_dev(struct hnae3_ae_dev *ae_dev) INIT_WORK(&hdev->rst_service_task, hclge_reset_service_task); INIT_WORK(&hdev->mbx_service_task, hclge_mailbox_service_task); + hclge_clear_all_event_cause(hdev); + /* Enable MISC vector(vector0) */ hclge_enable_vector(&hdev->misc_vector, true); @@ -5854,6 +5883,8 @@ static void hclge_uninit_ae_dev(struct hnae3_ae_dev *ae_dev) /* Disable MISC vector(vector0) */ hclge_enable_vector(&hdev->misc_vector, false); + synchronize_irq(hdev->misc_vector.vector_irq); + hclge_destroy_cmd_queue(&hdev->hw); hclge_misc_irq_uninit(hdev); hclge_pci_uninit(hdev); @@ -6175,7 +6206,7 @@ static int hclge_set_led_status(struct hclge_dev *hdev, u8 locate_led_status) req = (struct hclge_set_led_state_cmd *)desc.data; hnae3_set_field(req->locate_led_config, HCLGE_LED_LOCATE_STATE_M, - HCLGE_LED_LOCATE_STATE_S, locate_led_status); + HCLGE_LED_LOCATE_STATE_S, locate_led_status); ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret)