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1227 lines
30 KiB
1227 lines
30 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* Copyright (c) 2014-2015 Hisilicon Limited. |
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*/ |
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|
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#include <linux/acpi.h> |
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#include <linux/init.h> |
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#include <linux/interrupt.h> |
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#include <linux/kernel.h> |
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#include <linux/mfd/syscon.h> |
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#include <linux/module.h> |
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#include <linux/netdevice.h> |
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#include <linux/of.h> |
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#include <linux/of_address.h> |
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#include <linux/of_mdio.h> |
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#include <linux/phy.h> |
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#include <linux/platform_device.h> |
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#include "hns_dsaf_main.h" |
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#include "hns_dsaf_misc.h" |
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#include "hns_dsaf_rcb.h" |
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#define MAC_EN_FLAG_V 0xada0328 |
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static const u16 mac_phy_to_speed[] = { |
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[PHY_INTERFACE_MODE_MII] = MAC_SPEED_100, |
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[PHY_INTERFACE_MODE_GMII] = MAC_SPEED_1000, |
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[PHY_INTERFACE_MODE_SGMII] = MAC_SPEED_1000, |
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[PHY_INTERFACE_MODE_TBI] = MAC_SPEED_1000, |
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[PHY_INTERFACE_MODE_RMII] = MAC_SPEED_100, |
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[PHY_INTERFACE_MODE_RGMII] = MAC_SPEED_1000, |
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[PHY_INTERFACE_MODE_RGMII_ID] = MAC_SPEED_1000, |
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[PHY_INTERFACE_MODE_RGMII_RXID] = MAC_SPEED_1000, |
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[PHY_INTERFACE_MODE_RGMII_TXID] = MAC_SPEED_1000, |
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[PHY_INTERFACE_MODE_RTBI] = MAC_SPEED_1000, |
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[PHY_INTERFACE_MODE_XGMII] = MAC_SPEED_10000 |
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}; |
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static const enum mac_mode g_mac_mode_100[] = { |
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[PHY_INTERFACE_MODE_MII] = MAC_MODE_MII_100, |
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[PHY_INTERFACE_MODE_RMII] = MAC_MODE_RMII_100 |
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}; |
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static const enum mac_mode g_mac_mode_1000[] = { |
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[PHY_INTERFACE_MODE_GMII] = MAC_MODE_GMII_1000, |
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[PHY_INTERFACE_MODE_SGMII] = MAC_MODE_SGMII_1000, |
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[PHY_INTERFACE_MODE_TBI] = MAC_MODE_TBI_1000, |
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[PHY_INTERFACE_MODE_RGMII] = MAC_MODE_RGMII_1000, |
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[PHY_INTERFACE_MODE_RGMII_ID] = MAC_MODE_RGMII_1000, |
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[PHY_INTERFACE_MODE_RGMII_RXID] = MAC_MODE_RGMII_1000, |
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[PHY_INTERFACE_MODE_RGMII_TXID] = MAC_MODE_RGMII_1000, |
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[PHY_INTERFACE_MODE_RTBI] = MAC_MODE_RTBI_1000 |
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}; |
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static enum mac_mode hns_get_enet_interface(const struct hns_mac_cb *mac_cb) |
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{ |
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switch (mac_cb->max_speed) { |
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case MAC_SPEED_100: |
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return g_mac_mode_100[mac_cb->phy_if]; |
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case MAC_SPEED_1000: |
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return g_mac_mode_1000[mac_cb->phy_if]; |
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case MAC_SPEED_10000: |
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return MAC_MODE_XGMII_10000; |
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default: |
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return MAC_MODE_MII_100; |
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} |
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} |
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void hns_mac_get_link_status(struct hns_mac_cb *mac_cb, u32 *link_status) |
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{ |
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struct mac_driver *mac_ctrl_drv; |
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int ret, sfp_prsnt; |
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mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
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if (mac_ctrl_drv->get_link_status) |
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mac_ctrl_drv->get_link_status(mac_ctrl_drv, link_status); |
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else |
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*link_status = 0; |
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if (mac_cb->media_type == HNAE_MEDIA_TYPE_FIBER) { |
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ret = mac_cb->dsaf_dev->misc_op->get_sfp_prsnt(mac_cb, |
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&sfp_prsnt); |
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if (!ret) |
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*link_status = *link_status && sfp_prsnt; |
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} |
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mac_cb->link = *link_status; |
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} |
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int hns_mac_get_port_info(struct hns_mac_cb *mac_cb, |
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u8 *auto_neg, u16 *speed, u8 *duplex) |
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{ |
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struct mac_driver *mac_ctrl_drv; |
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struct mac_info info; |
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mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
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if (!mac_ctrl_drv->get_info) |
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return -ENODEV; |
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mac_ctrl_drv->get_info(mac_ctrl_drv, &info); |
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if (auto_neg) |
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*auto_neg = info.auto_neg; |
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if (speed) |
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*speed = info.speed; |
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if (duplex) |
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*duplex = info.duplex; |
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return 0; |
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} |
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/** |
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*hns_mac_is_adjust_link - check is need change mac speed and duplex register |
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*@mac_cb: mac device |
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*@speed: phy device speed |
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*@duplex:phy device duplex |
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* |
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*/ |
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bool hns_mac_need_adjust_link(struct hns_mac_cb *mac_cb, int speed, int duplex) |
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{ |
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struct mac_driver *mac_ctrl_drv; |
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mac_ctrl_drv = (struct mac_driver *)(mac_cb->priv.mac); |
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if (mac_ctrl_drv->need_adjust_link) |
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return mac_ctrl_drv->need_adjust_link(mac_ctrl_drv, |
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(enum mac_speed)speed, duplex); |
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else |
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return true; |
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} |
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void hns_mac_adjust_link(struct hns_mac_cb *mac_cb, int speed, int duplex) |
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{ |
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int ret; |
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struct mac_driver *mac_ctrl_drv; |
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mac_ctrl_drv = (struct mac_driver *)(mac_cb->priv.mac); |
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mac_cb->speed = speed; |
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mac_cb->half_duplex = !duplex; |
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if (mac_ctrl_drv->adjust_link) { |
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ret = mac_ctrl_drv->adjust_link(mac_ctrl_drv, |
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(enum mac_speed)speed, duplex); |
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if (ret) { |
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dev_err(mac_cb->dev, |
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"adjust_link failed, %s mac%d ret = %#x!\n", |
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mac_cb->dsaf_dev->ae_dev.name, |
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mac_cb->mac_id, ret); |
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return; |
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} |
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} |
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} |
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/** |
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*hns_mac_get_inner_port_num - get mac table inner port number |
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*@mac_cb: mac device |
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*@vmid: vm id |
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*@port_num:port number |
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* |
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*/ |
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int hns_mac_get_inner_port_num(struct hns_mac_cb *mac_cb, u8 vmid, u8 *port_num) |
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{ |
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int q_num_per_vf, vf_num_per_port; |
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int vm_queue_id; |
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u8 tmp_port; |
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if (mac_cb->dsaf_dev->dsaf_mode <= DSAF_MODE_ENABLE) { |
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if (mac_cb->mac_id != DSAF_MAX_PORT_NUM) { |
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dev_err(mac_cb->dev, |
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"input invalid, %s mac%d vmid%d !\n", |
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mac_cb->dsaf_dev->ae_dev.name, |
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mac_cb->mac_id, vmid); |
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return -EINVAL; |
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} |
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} else if (mac_cb->dsaf_dev->dsaf_mode < DSAF_MODE_MAX) { |
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if (mac_cb->mac_id >= DSAF_MAX_PORT_NUM) { |
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dev_err(mac_cb->dev, |
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"input invalid, %s mac%d vmid%d!\n", |
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mac_cb->dsaf_dev->ae_dev.name, |
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mac_cb->mac_id, vmid); |
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return -EINVAL; |
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} |
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} else { |
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dev_err(mac_cb->dev, "dsaf mode invalid, %s mac%d!\n", |
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mac_cb->dsaf_dev->ae_dev.name, mac_cb->mac_id); |
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return -EINVAL; |
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} |
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if (vmid >= mac_cb->dsaf_dev->rcb_common[0]->max_vfn) { |
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dev_err(mac_cb->dev, "input invalid, %s mac%d vmid%d !\n", |
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mac_cb->dsaf_dev->ae_dev.name, mac_cb->mac_id, vmid); |
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return -EINVAL; |
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} |
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q_num_per_vf = mac_cb->dsaf_dev->rcb_common[0]->max_q_per_vf; |
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vf_num_per_port = mac_cb->dsaf_dev->rcb_common[0]->max_vfn; |
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vm_queue_id = vmid * q_num_per_vf + |
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vf_num_per_port * q_num_per_vf * mac_cb->mac_id; |
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switch (mac_cb->dsaf_dev->dsaf_mode) { |
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case DSAF_MODE_ENABLE_FIX: |
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tmp_port = 0; |
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break; |
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case DSAF_MODE_DISABLE_FIX: |
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tmp_port = 0; |
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break; |
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case DSAF_MODE_ENABLE_0VM: |
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case DSAF_MODE_ENABLE_8VM: |
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case DSAF_MODE_ENABLE_16VM: |
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case DSAF_MODE_ENABLE_32VM: |
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case DSAF_MODE_ENABLE_128VM: |
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case DSAF_MODE_DISABLE_2PORT_8VM: |
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case DSAF_MODE_DISABLE_2PORT_16VM: |
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case DSAF_MODE_DISABLE_2PORT_64VM: |
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case DSAF_MODE_DISABLE_6PORT_0VM: |
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case DSAF_MODE_DISABLE_6PORT_2VM: |
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case DSAF_MODE_DISABLE_6PORT_4VM: |
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case DSAF_MODE_DISABLE_6PORT_16VM: |
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tmp_port = vm_queue_id; |
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break; |
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default: |
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dev_err(mac_cb->dev, "dsaf mode invalid, %s mac%d!\n", |
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mac_cb->dsaf_dev->ae_dev.name, mac_cb->mac_id); |
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return -EINVAL; |
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} |
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tmp_port += DSAF_BASE_INNER_PORT_NUM; |
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*port_num = tmp_port; |
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return 0; |
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} |
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/** |
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*hns_mac_change_vf_addr - change vf mac address |
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*@mac_cb: mac device |
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*@vmid: vmid |
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*@addr:mac address |
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*/ |
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int hns_mac_change_vf_addr(struct hns_mac_cb *mac_cb, |
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u32 vmid, char *addr) |
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{ |
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int ret; |
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struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
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struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev; |
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struct dsaf_drv_mac_single_dest_entry mac_entry; |
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struct mac_entry_idx *old_entry; |
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old_entry = &mac_cb->addr_entry_idx[vmid]; |
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if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) { |
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memcpy(mac_entry.addr, addr, sizeof(mac_entry.addr)); |
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mac_entry.in_vlan_id = old_entry->vlan_id; |
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mac_entry.in_port_num = mac_cb->mac_id; |
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ret = hns_mac_get_inner_port_num(mac_cb, (u8)vmid, |
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&mac_entry.port_num); |
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if (ret) |
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return ret; |
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if ((old_entry->valid != 0) && |
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(memcmp(old_entry->addr, |
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addr, sizeof(mac_entry.addr)) != 0)) { |
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ret = hns_dsaf_del_mac_entry(dsaf_dev, |
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old_entry->vlan_id, |
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mac_cb->mac_id, |
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old_entry->addr); |
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if (ret) |
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return ret; |
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} |
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ret = hns_dsaf_set_mac_uc_entry(dsaf_dev, &mac_entry); |
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if (ret) |
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return ret; |
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} |
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if ((mac_ctrl_drv->set_mac_addr) && (vmid == 0)) |
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mac_ctrl_drv->set_mac_addr(mac_cb->priv.mac, addr); |
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memcpy(old_entry->addr, addr, sizeof(old_entry->addr)); |
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old_entry->valid = 1; |
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return 0; |
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} |
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int hns_mac_add_uc_addr(struct hns_mac_cb *mac_cb, u8 vf_id, |
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const unsigned char *addr) |
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{ |
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struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev; |
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struct dsaf_drv_mac_single_dest_entry mac_entry; |
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int ret; |
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if (HNS_DSAF_IS_DEBUG(dsaf_dev)) |
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return -ENOSPC; |
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memset(&mac_entry, 0, sizeof(mac_entry)); |
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memcpy(mac_entry.addr, addr, sizeof(mac_entry.addr)); |
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mac_entry.in_port_num = mac_cb->mac_id; |
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ret = hns_mac_get_inner_port_num(mac_cb, vf_id, &mac_entry.port_num); |
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if (ret) |
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return ret; |
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return hns_dsaf_set_mac_uc_entry(dsaf_dev, &mac_entry); |
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} |
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int hns_mac_rm_uc_addr(struct hns_mac_cb *mac_cb, u8 vf_id, |
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const unsigned char *addr) |
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{ |
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struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev; |
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struct dsaf_drv_mac_single_dest_entry mac_entry; |
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int ret; |
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if (HNS_DSAF_IS_DEBUG(dsaf_dev)) |
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return -ENOSPC; |
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memset(&mac_entry, 0, sizeof(mac_entry)); |
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memcpy(mac_entry.addr, addr, sizeof(mac_entry.addr)); |
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mac_entry.in_port_num = mac_cb->mac_id; |
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ret = hns_mac_get_inner_port_num(mac_cb, vf_id, &mac_entry.port_num); |
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if (ret) |
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return ret; |
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return hns_dsaf_rm_mac_addr(dsaf_dev, &mac_entry); |
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} |
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int hns_mac_set_multi(struct hns_mac_cb *mac_cb, |
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u32 port_num, char *addr, bool enable) |
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{ |
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int ret; |
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struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev; |
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struct dsaf_drv_mac_single_dest_entry mac_entry; |
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if (!HNS_DSAF_IS_DEBUG(dsaf_dev) && addr) { |
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memcpy(mac_entry.addr, addr, sizeof(mac_entry.addr)); |
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mac_entry.in_vlan_id = 0;/*vlan_id;*/ |
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mac_entry.in_port_num = mac_cb->mac_id; |
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mac_entry.port_num = port_num; |
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if (!enable) |
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ret = hns_dsaf_del_mac_mc_port(dsaf_dev, &mac_entry); |
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else |
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ret = hns_dsaf_add_mac_mc_port(dsaf_dev, &mac_entry); |
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if (ret) { |
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dev_err(dsaf_dev->dev, |
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"set mac mc port failed, %s mac%d ret = %#x!\n", |
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mac_cb->dsaf_dev->ae_dev.name, |
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mac_cb->mac_id, ret); |
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return ret; |
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} |
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} |
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return 0; |
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} |
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int hns_mac_clr_multicast(struct hns_mac_cb *mac_cb, int vfn) |
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{ |
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struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev; |
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u8 port_num; |
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int ret = hns_mac_get_inner_port_num(mac_cb, vfn, &port_num); |
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if (ret) |
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return ret; |
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return hns_dsaf_clr_mac_mc_port(dsaf_dev, mac_cb->mac_id, port_num); |
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} |
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static void hns_mac_param_get(struct mac_params *param, |
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struct hns_mac_cb *mac_cb) |
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{ |
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param->vaddr = mac_cb->vaddr; |
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param->mac_mode = hns_get_enet_interface(mac_cb); |
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ether_addr_copy(param->addr, mac_cb->addr_entry_idx[0].addr); |
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param->mac_id = mac_cb->mac_id; |
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param->dev = mac_cb->dev; |
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} |
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/** |
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* hns_mac_queue_config_bc_en - set broadcast rx&tx enable |
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* @mac_cb: mac device |
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* @port_num: queue number |
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* @vlan_id: vlan id` |
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* @enable: enable |
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* return 0 - success , negative --fail |
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*/ |
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static int hns_mac_port_config_bc_en(struct hns_mac_cb *mac_cb, |
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u32 port_num, u16 vlan_id, bool enable) |
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{ |
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int ret; |
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struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev; |
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struct dsaf_drv_mac_single_dest_entry mac_entry; |
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/* directy return ok in debug network mode */ |
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if (mac_cb->mac_type == HNAE_PORT_DEBUG) |
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return 0; |
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if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) { |
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eth_broadcast_addr(mac_entry.addr); |
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mac_entry.in_vlan_id = vlan_id; |
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mac_entry.in_port_num = mac_cb->mac_id; |
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mac_entry.port_num = port_num; |
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if (!enable) |
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ret = hns_dsaf_del_mac_mc_port(dsaf_dev, &mac_entry); |
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else |
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ret = hns_dsaf_add_mac_mc_port(dsaf_dev, &mac_entry); |
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return ret; |
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} |
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return 0; |
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} |
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|
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/** |
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* hns_mac_vm_config_bc_en - set broadcast rx&tx enable |
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* @mac_cb: mac device |
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* @vmid: vm id |
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* @enable: enable |
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* return 0 - success , negative --fail |
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*/ |
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int hns_mac_vm_config_bc_en(struct hns_mac_cb *mac_cb, u32 vmid, bool enable) |
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{ |
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int ret; |
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struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev; |
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u8 port_num; |
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struct mac_entry_idx *uc_mac_entry; |
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struct dsaf_drv_mac_single_dest_entry mac_entry; |
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|
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if (mac_cb->mac_type == HNAE_PORT_DEBUG) |
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return 0; |
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uc_mac_entry = &mac_cb->addr_entry_idx[vmid]; |
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|
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if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) { |
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eth_broadcast_addr(mac_entry.addr); |
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mac_entry.in_vlan_id = uc_mac_entry->vlan_id; |
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mac_entry.in_port_num = mac_cb->mac_id; |
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ret = hns_mac_get_inner_port_num(mac_cb, vmid, &port_num); |
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if (ret) |
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return ret; |
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mac_entry.port_num = port_num; |
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|
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if (!enable) |
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ret = hns_dsaf_del_mac_mc_port(dsaf_dev, &mac_entry); |
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else |
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ret = hns_dsaf_add_mac_mc_port(dsaf_dev, &mac_entry); |
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return ret; |
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} |
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|
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return 0; |
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} |
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|
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int hns_mac_wait_fifo_clean(struct hns_mac_cb *mac_cb) |
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{ |
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struct mac_driver *drv = hns_mac_get_drv(mac_cb); |
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|
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if (drv->wait_fifo_clean) |
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return drv->wait_fifo_clean(drv); |
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|
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return 0; |
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} |
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|
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void hns_mac_reset(struct hns_mac_cb *mac_cb) |
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{ |
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struct mac_driver *drv = hns_mac_get_drv(mac_cb); |
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bool is_ver1 = AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver); |
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|
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drv->mac_init(drv); |
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|
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if (drv->config_max_frame_length) |
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drv->config_max_frame_length(drv, mac_cb->max_frm); |
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|
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if (drv->set_tx_auto_pause_frames) |
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drv->set_tx_auto_pause_frames(drv, mac_cb->tx_pause_frm_time); |
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|
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if (drv->set_an_mode) |
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drv->set_an_mode(drv, 1); |
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|
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if (drv->mac_pausefrm_cfg) { |
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if (mac_cb->mac_type == HNAE_PORT_DEBUG) |
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drv->mac_pausefrm_cfg(drv, !is_ver1, !is_ver1); |
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else /* mac rx must disable, dsaf pfc close instead of it*/ |
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drv->mac_pausefrm_cfg(drv, 0, 1); |
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} |
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} |
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|
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int hns_mac_set_mtu(struct hns_mac_cb *mac_cb, u32 new_mtu, u32 buf_size) |
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{ |
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struct mac_driver *drv = hns_mac_get_drv(mac_cb); |
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u32 new_frm = new_mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN; |
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|
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if (new_frm > HNS_RCB_RING_MAX_BD_PER_PKT * buf_size) |
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return -EINVAL; |
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|
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if (!drv->config_max_frame_length) |
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return -ECHILD; |
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|
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/* adjust max frame to be at least the size of a standard frame */ |
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if (new_frm < (ETH_FRAME_LEN + ETH_FCS_LEN + VLAN_HLEN)) |
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new_frm = (ETH_FRAME_LEN + ETH_FCS_LEN + VLAN_HLEN); |
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|
|
drv->config_max_frame_length(drv, new_frm); |
|
|
|
mac_cb->max_frm = new_frm; |
|
|
|
return 0; |
|
} |
|
|
|
void hns_mac_start(struct hns_mac_cb *mac_cb) |
|
{ |
|
struct mac_driver *mac_drv = hns_mac_get_drv(mac_cb); |
|
|
|
/* for virt */ |
|
if (mac_drv->mac_en_flg == MAC_EN_FLAG_V) { |
|
/*plus 1 when the virtual mac has been enabled */ |
|
mac_drv->virt_dev_num += 1; |
|
return; |
|
} |
|
|
|
if (mac_drv->mac_enable) { |
|
mac_drv->mac_enable(mac_cb->priv.mac, MAC_COMM_MODE_RX_AND_TX); |
|
mac_drv->mac_en_flg = MAC_EN_FLAG_V; |
|
} |
|
} |
|
|
|
void hns_mac_stop(struct hns_mac_cb *mac_cb) |
|
{ |
|
struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
|
|
|
/*modified for virtualization */ |
|
if (mac_ctrl_drv->virt_dev_num > 0) { |
|
mac_ctrl_drv->virt_dev_num -= 1; |
|
if (mac_ctrl_drv->virt_dev_num > 0) |
|
return; |
|
} |
|
|
|
if (mac_ctrl_drv->mac_disable) |
|
mac_ctrl_drv->mac_disable(mac_cb->priv.mac, |
|
MAC_COMM_MODE_RX_AND_TX); |
|
|
|
mac_ctrl_drv->mac_en_flg = 0; |
|
mac_cb->link = 0; |
|
mac_cb->dsaf_dev->misc_op->cpld_reset_led(mac_cb); |
|
} |
|
|
|
/** |
|
* hns_mac_get_autoneg - get auto autonegotiation |
|
* @mac_cb: mac control block |
|
* @auto_neg: output pointer to autoneg result |
|
* return 0 - success , negative --fail |
|
*/ |
|
void hns_mac_get_autoneg(struct hns_mac_cb *mac_cb, u32 *auto_neg) |
|
{ |
|
struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
|
|
|
if (mac_ctrl_drv->autoneg_stat) |
|
mac_ctrl_drv->autoneg_stat(mac_ctrl_drv, auto_neg); |
|
else |
|
*auto_neg = 0; |
|
} |
|
|
|
/** |
|
* hns_mac_get_pauseparam - set rx & tx pause parameter |
|
* @mac_cb: mac control block |
|
* @rx_en: rx enable status |
|
* @tx_en: tx enable status |
|
* return 0 - success , negative --fail |
|
*/ |
|
void hns_mac_get_pauseparam(struct hns_mac_cb *mac_cb, u32 *rx_en, u32 *tx_en) |
|
{ |
|
struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
|
|
|
if (mac_ctrl_drv->get_pause_enable) { |
|
mac_ctrl_drv->get_pause_enable(mac_ctrl_drv, rx_en, tx_en); |
|
} else { |
|
*rx_en = 0; |
|
*tx_en = 0; |
|
} |
|
} |
|
|
|
/** |
|
* hns_mac_set_autoneg - set auto autonegotiation |
|
* @mac_cb: mac control block |
|
* @enable: enable or not |
|
* return 0 - success , negative --fail |
|
*/ |
|
int hns_mac_set_autoneg(struct hns_mac_cb *mac_cb, u8 enable) |
|
{ |
|
struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
|
|
|
if (mac_cb->phy_if == PHY_INTERFACE_MODE_XGMII && enable) { |
|
dev_err(mac_cb->dev, "enabling autoneg is not allowed!\n"); |
|
return -ENOTSUPP; |
|
} |
|
|
|
if (mac_ctrl_drv->set_an_mode) |
|
mac_ctrl_drv->set_an_mode(mac_ctrl_drv, enable); |
|
|
|
return 0; |
|
} |
|
|
|
/** |
|
* hns_mac_set_autoneg - set rx & tx pause parameter |
|
* @mac_cb: mac control block |
|
* @rx_en: rx enable or not |
|
* @tx_en: tx enable or not |
|
* return 0 - success , negative --fail |
|
*/ |
|
int hns_mac_set_pauseparam(struct hns_mac_cb *mac_cb, u32 rx_en, u32 tx_en) |
|
{ |
|
struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
|
bool is_ver1 = AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver); |
|
|
|
if (mac_cb->mac_type == HNAE_PORT_DEBUG) { |
|
if (is_ver1 && (tx_en || rx_en)) { |
|
dev_err(mac_cb->dev, "macv1 can't enable tx/rx_pause!\n"); |
|
return -EINVAL; |
|
} |
|
} |
|
|
|
if (mac_ctrl_drv->mac_pausefrm_cfg) |
|
mac_ctrl_drv->mac_pausefrm_cfg(mac_ctrl_drv, rx_en, tx_en); |
|
|
|
return 0; |
|
} |
|
|
|
/** |
|
* hns_mac_init_ex - mac init |
|
* @mac_cb: mac control block |
|
* return 0 - success , negative --fail |
|
*/ |
|
static int hns_mac_init_ex(struct hns_mac_cb *mac_cb) |
|
{ |
|
int ret; |
|
struct mac_params param; |
|
struct mac_driver *drv; |
|
|
|
hns_dsaf_fix_mac_mode(mac_cb); |
|
|
|
memset(¶m, 0, sizeof(struct mac_params)); |
|
hns_mac_param_get(¶m, mac_cb); |
|
|
|
if (MAC_SPEED_FROM_MODE(param.mac_mode) < MAC_SPEED_10000) |
|
drv = (struct mac_driver *)hns_gmac_config(mac_cb, ¶m); |
|
else |
|
drv = (struct mac_driver *)hns_xgmac_config(mac_cb, ¶m); |
|
|
|
if (!drv) |
|
return -ENOMEM; |
|
|
|
mac_cb->priv.mac = (void *)drv; |
|
hns_mac_reset(mac_cb); |
|
|
|
hns_mac_adjust_link(mac_cb, mac_cb->speed, !mac_cb->half_duplex); |
|
|
|
ret = hns_mac_port_config_bc_en(mac_cb, mac_cb->mac_id, 0, true); |
|
if (ret) |
|
goto free_mac_drv; |
|
|
|
return 0; |
|
|
|
free_mac_drv: |
|
drv->mac_free(mac_cb->priv.mac); |
|
mac_cb->priv.mac = NULL; |
|
|
|
return ret; |
|
} |
|
|
|
static int |
|
hns_mac_phy_parse_addr(struct device *dev, struct fwnode_handle *fwnode) |
|
{ |
|
u32 addr; |
|
int ret; |
|
|
|
ret = fwnode_property_read_u32(fwnode, "phy-addr", &addr); |
|
if (ret) { |
|
dev_err(dev, "has invalid PHY address ret:%d\n", ret); |
|
return ret; |
|
} |
|
|
|
if (addr >= PHY_MAX_ADDR) { |
|
dev_err(dev, "PHY address %i is too large\n", addr); |
|
return -EINVAL; |
|
} |
|
|
|
return addr; |
|
} |
|
|
|
static int |
|
hns_mac_register_phydev(struct mii_bus *mdio, struct hns_mac_cb *mac_cb, |
|
u32 addr) |
|
{ |
|
struct phy_device *phy; |
|
const char *phy_type; |
|
bool is_c45; |
|
int rc; |
|
|
|
rc = fwnode_property_read_string(mac_cb->fw_port, |
|
"phy-mode", &phy_type); |
|
if (rc < 0) |
|
return rc; |
|
|
|
if (!strcmp(phy_type, phy_modes(PHY_INTERFACE_MODE_XGMII))) |
|
is_c45 = true; |
|
else if (!strcmp(phy_type, phy_modes(PHY_INTERFACE_MODE_SGMII))) |
|
is_c45 = false; |
|
else |
|
return -ENODATA; |
|
|
|
phy = get_phy_device(mdio, addr, is_c45); |
|
if (!phy || IS_ERR(phy)) |
|
return -EIO; |
|
|
|
phy->irq = mdio->irq[addr]; |
|
|
|
/* All data is now stored in the phy struct; |
|
* register it |
|
*/ |
|
rc = phy_device_register(phy); |
|
if (rc) { |
|
phy_device_free(phy); |
|
dev_err(&mdio->dev, "registered phy fail at address %i\n", |
|
addr); |
|
return -ENODEV; |
|
} |
|
|
|
mac_cb->phy_dev = phy; |
|
|
|
dev_dbg(&mdio->dev, "registered phy at address %i\n", addr); |
|
|
|
return 0; |
|
} |
|
|
|
static int hns_mac_register_phy(struct hns_mac_cb *mac_cb) |
|
{ |
|
struct fwnode_reference_args args; |
|
struct platform_device *pdev; |
|
struct mii_bus *mii_bus; |
|
int rc; |
|
int addr; |
|
|
|
/* Loop over the child nodes and register a phy_device for each one */ |
|
if (!to_acpi_device_node(mac_cb->fw_port)) |
|
return -ENODEV; |
|
|
|
rc = acpi_node_get_property_reference( |
|
mac_cb->fw_port, "mdio-node", 0, &args); |
|
if (rc) |
|
return rc; |
|
if (!is_acpi_device_node(args.fwnode)) |
|
return -EINVAL; |
|
|
|
addr = hns_mac_phy_parse_addr(mac_cb->dev, mac_cb->fw_port); |
|
if (addr < 0) |
|
return addr; |
|
|
|
/* dev address in adev */ |
|
pdev = hns_dsaf_find_platform_device(args.fwnode); |
|
if (!pdev) { |
|
dev_err(mac_cb->dev, "mac%d mdio pdev is NULL\n", |
|
mac_cb->mac_id); |
|
return -EINVAL; |
|
} |
|
|
|
mii_bus = platform_get_drvdata(pdev); |
|
if (!mii_bus) { |
|
dev_err(mac_cb->dev, |
|
"mac%d mdio is NULL, dsaf will probe again later\n", |
|
mac_cb->mac_id); |
|
return -EPROBE_DEFER; |
|
} |
|
|
|
rc = hns_mac_register_phydev(mii_bus, mac_cb, addr); |
|
if (!rc) |
|
dev_dbg(mac_cb->dev, "mac%d register phy addr:%d\n", |
|
mac_cb->mac_id, addr); |
|
|
|
return rc; |
|
} |
|
|
|
static void hns_mac_remove_phydev(struct hns_mac_cb *mac_cb) |
|
{ |
|
if (!to_acpi_device_node(mac_cb->fw_port) || !mac_cb->phy_dev) |
|
return; |
|
|
|
phy_device_remove(mac_cb->phy_dev); |
|
phy_device_free(mac_cb->phy_dev); |
|
|
|
mac_cb->phy_dev = NULL; |
|
} |
|
|
|
#define MAC_MEDIA_TYPE_MAX_LEN 16 |
|
|
|
static const struct { |
|
enum hnae_media_type value; |
|
const char *name; |
|
} media_type_defs[] = { |
|
{HNAE_MEDIA_TYPE_UNKNOWN, "unknown" }, |
|
{HNAE_MEDIA_TYPE_FIBER, "fiber" }, |
|
{HNAE_MEDIA_TYPE_COPPER, "copper" }, |
|
{HNAE_MEDIA_TYPE_BACKPLANE, "backplane" }, |
|
}; |
|
|
|
/** |
|
*hns_mac_get_info - get mac information from device node |
|
*@mac_cb: mac device |
|
* return: 0 --success, negative --fail |
|
*/ |
|
static int hns_mac_get_info(struct hns_mac_cb *mac_cb) |
|
{ |
|
struct device_node *np; |
|
struct regmap *syscon; |
|
struct of_phandle_args cpld_args; |
|
const char *media_type; |
|
u32 i; |
|
u32 ret; |
|
|
|
mac_cb->link = false; |
|
mac_cb->half_duplex = false; |
|
mac_cb->media_type = HNAE_MEDIA_TYPE_UNKNOWN; |
|
mac_cb->speed = mac_phy_to_speed[mac_cb->phy_if]; |
|
mac_cb->max_speed = mac_cb->speed; |
|
|
|
if (mac_cb->phy_if == PHY_INTERFACE_MODE_SGMII) { |
|
mac_cb->if_support = MAC_GMAC_SUPPORTED; |
|
mac_cb->if_support |= SUPPORTED_1000baseT_Full; |
|
} else if (mac_cb->phy_if == PHY_INTERFACE_MODE_XGMII) { |
|
mac_cb->if_support = SUPPORTED_10000baseR_FEC; |
|
mac_cb->if_support |= SUPPORTED_10000baseKR_Full; |
|
} |
|
|
|
mac_cb->max_frm = MAC_DEFAULT_MTU; |
|
mac_cb->tx_pause_frm_time = MAC_DEFAULT_PAUSE_TIME; |
|
mac_cb->port_rst_off = mac_cb->mac_id; |
|
mac_cb->port_mode_off = 0; |
|
|
|
/* if the dsaf node doesn't contain a port subnode, get phy-handle |
|
* from dsaf node |
|
*/ |
|
if (!mac_cb->fw_port) { |
|
np = of_parse_phandle(mac_cb->dev->of_node, "phy-handle", |
|
mac_cb->mac_id); |
|
mac_cb->phy_dev = of_phy_find_device(np); |
|
if (mac_cb->phy_dev) { |
|
/* refcount is held by of_phy_find_device() |
|
* if the phy_dev is found |
|
*/ |
|
put_device(&mac_cb->phy_dev->mdio.dev); |
|
|
|
dev_dbg(mac_cb->dev, "mac%d phy_node: %pOFn\n", |
|
mac_cb->mac_id, np); |
|
} |
|
of_node_put(np); |
|
|
|
return 0; |
|
} |
|
|
|
if (is_of_node(mac_cb->fw_port)) { |
|
/* parse property from port subnode in dsaf */ |
|
np = of_parse_phandle(to_of_node(mac_cb->fw_port), |
|
"phy-handle", 0); |
|
mac_cb->phy_dev = of_phy_find_device(np); |
|
if (mac_cb->phy_dev) { |
|
/* refcount is held by of_phy_find_device() |
|
* if the phy_dev is found |
|
*/ |
|
put_device(&mac_cb->phy_dev->mdio.dev); |
|
dev_dbg(mac_cb->dev, "mac%d phy_node: %pOFn\n", |
|
mac_cb->mac_id, np); |
|
} |
|
of_node_put(np); |
|
|
|
np = of_parse_phandle(to_of_node(mac_cb->fw_port), |
|
"serdes-syscon", 0); |
|
syscon = syscon_node_to_regmap(np); |
|
of_node_put(np); |
|
if (IS_ERR_OR_NULL(syscon)) { |
|
dev_err(mac_cb->dev, "serdes-syscon is needed!\n"); |
|
return -EINVAL; |
|
} |
|
mac_cb->serdes_ctrl = syscon; |
|
|
|
ret = fwnode_property_read_u32(mac_cb->fw_port, |
|
"port-rst-offset", |
|
&mac_cb->port_rst_off); |
|
if (ret) { |
|
dev_dbg(mac_cb->dev, |
|
"mac%d port-rst-offset not found, use default value.\n", |
|
mac_cb->mac_id); |
|
} |
|
|
|
ret = fwnode_property_read_u32(mac_cb->fw_port, |
|
"port-mode-offset", |
|
&mac_cb->port_mode_off); |
|
if (ret) { |
|
dev_dbg(mac_cb->dev, |
|
"mac%d port-mode-offset not found, use default value.\n", |
|
mac_cb->mac_id); |
|
} |
|
|
|
ret = of_parse_phandle_with_fixed_args( |
|
to_of_node(mac_cb->fw_port), "cpld-syscon", 1, 0, |
|
&cpld_args); |
|
if (ret) { |
|
dev_dbg(mac_cb->dev, "mac%d no cpld-syscon found.\n", |
|
mac_cb->mac_id); |
|
mac_cb->cpld_ctrl = NULL; |
|
} else { |
|
syscon = syscon_node_to_regmap(cpld_args.np); |
|
if (IS_ERR_OR_NULL(syscon)) { |
|
dev_dbg(mac_cb->dev, "no cpld-syscon found!\n"); |
|
mac_cb->cpld_ctrl = NULL; |
|
} else { |
|
mac_cb->cpld_ctrl = syscon; |
|
mac_cb->cpld_ctrl_reg = cpld_args.args[0]; |
|
} |
|
} |
|
} else if (is_acpi_node(mac_cb->fw_port)) { |
|
ret = hns_mac_register_phy(mac_cb); |
|
/* |
|
* Mac can work well if there is phy or not.If the port don't |
|
* connect with phy, the return value will be ignored. Only |
|
* when there is phy but can't find mdio bus, the return value |
|
* will be handled. |
|
*/ |
|
if (ret == -EPROBE_DEFER) |
|
return ret; |
|
} else { |
|
dev_err(mac_cb->dev, "mac%d cannot find phy node\n", |
|
mac_cb->mac_id); |
|
} |
|
|
|
if (!fwnode_property_read_string(mac_cb->fw_port, "media-type", |
|
&media_type)) { |
|
for (i = 0; i < ARRAY_SIZE(media_type_defs); i++) { |
|
if (!strncmp(media_type_defs[i].name, media_type, |
|
MAC_MEDIA_TYPE_MAX_LEN)) { |
|
mac_cb->media_type = media_type_defs[i].value; |
|
break; |
|
} |
|
} |
|
} |
|
|
|
if (fwnode_property_read_u8_array(mac_cb->fw_port, "mc-mac-mask", |
|
mac_cb->mc_mask, ETH_ALEN)) { |
|
dev_warn(mac_cb->dev, |
|
"no mc-mac-mask property, set to default value.\n"); |
|
eth_broadcast_addr(mac_cb->mc_mask); |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
/** |
|
* hns_mac_get_mode - get mac mode |
|
* @phy_if: phy interface |
|
* return 0 - gmac, 1 - xgmac , negative --fail |
|
*/ |
|
static int hns_mac_get_mode(phy_interface_t phy_if) |
|
{ |
|
switch (phy_if) { |
|
case PHY_INTERFACE_MODE_SGMII: |
|
return MAC_GMAC_IDX; |
|
case PHY_INTERFACE_MODE_XGMII: |
|
return MAC_XGMAC_IDX; |
|
default: |
|
return -EINVAL; |
|
} |
|
} |
|
|
|
static u8 __iomem * |
|
hns_mac_get_vaddr(struct dsaf_device *dsaf_dev, |
|
struct hns_mac_cb *mac_cb, u32 mac_mode_idx) |
|
{ |
|
u8 __iomem *base = dsaf_dev->io_base; |
|
int mac_id = mac_cb->mac_id; |
|
|
|
if (mac_cb->mac_type == HNAE_PORT_SERVICE) |
|
return base + 0x40000 + mac_id * 0x4000 - |
|
mac_mode_idx * 0x20000; |
|
else |
|
return dsaf_dev->ppe_base + 0x1000; |
|
} |
|
|
|
/** |
|
* hns_mac_get_cfg - get mac cfg from dtb or acpi table |
|
* @dsaf_dev: dsa fabric device struct pointer |
|
* @mac_cb: mac control block |
|
* return 0 - success , negative --fail |
|
*/ |
|
static int |
|
hns_mac_get_cfg(struct dsaf_device *dsaf_dev, struct hns_mac_cb *mac_cb) |
|
{ |
|
int ret; |
|
u32 mac_mode_idx; |
|
|
|
mac_cb->dsaf_dev = dsaf_dev; |
|
mac_cb->dev = dsaf_dev->dev; |
|
|
|
mac_cb->sys_ctl_vaddr = dsaf_dev->sc_base; |
|
mac_cb->serdes_vaddr = dsaf_dev->sds_base; |
|
|
|
mac_cb->sfp_prsnt = 0; |
|
mac_cb->txpkt_for_led = 0; |
|
mac_cb->rxpkt_for_led = 0; |
|
|
|
if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) |
|
mac_cb->mac_type = HNAE_PORT_SERVICE; |
|
else |
|
mac_cb->mac_type = HNAE_PORT_DEBUG; |
|
|
|
mac_cb->phy_if = dsaf_dev->misc_op->get_phy_if(mac_cb); |
|
|
|
ret = hns_mac_get_mode(mac_cb->phy_if); |
|
if (ret < 0) { |
|
dev_err(dsaf_dev->dev, |
|
"hns_mac_get_mode failed, mac%d ret = %#x!\n", |
|
mac_cb->mac_id, ret); |
|
return ret; |
|
} |
|
mac_mode_idx = (u32)ret; |
|
|
|
ret = hns_mac_get_info(mac_cb); |
|
if (ret) |
|
return ret; |
|
|
|
mac_cb->dsaf_dev->misc_op->cpld_reset_led(mac_cb); |
|
mac_cb->vaddr = hns_mac_get_vaddr(dsaf_dev, mac_cb, mac_mode_idx); |
|
|
|
return 0; |
|
} |
|
|
|
static int hns_mac_get_max_port_num(struct dsaf_device *dsaf_dev) |
|
{ |
|
if (HNS_DSAF_IS_DEBUG(dsaf_dev)) |
|
return 1; |
|
else |
|
return DSAF_MAX_PORT_NUM; |
|
} |
|
|
|
void hns_mac_enable(struct hns_mac_cb *mac_cb, enum mac_commom_mode mode) |
|
{ |
|
struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
|
|
|
mac_ctrl_drv->mac_enable(mac_cb->priv.mac, mode); |
|
} |
|
|
|
void hns_mac_disable(struct hns_mac_cb *mac_cb, enum mac_commom_mode mode) |
|
{ |
|
struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
|
|
|
mac_ctrl_drv->mac_disable(mac_cb->priv.mac, mode); |
|
} |
|
|
|
/** |
|
* hns_mac_init - init mac |
|
* @dsaf_dev: dsa fabric device struct pointer |
|
* return 0 - success , negative --fail |
|
*/ |
|
int hns_mac_init(struct dsaf_device *dsaf_dev) |
|
{ |
|
bool found = false; |
|
int ret; |
|
u32 port_id; |
|
int max_port_num = hns_mac_get_max_port_num(dsaf_dev); |
|
struct hns_mac_cb *mac_cb; |
|
struct fwnode_handle *child; |
|
|
|
device_for_each_child_node(dsaf_dev->dev, child) { |
|
ret = fwnode_property_read_u32(child, "reg", &port_id); |
|
if (ret) { |
|
dev_err(dsaf_dev->dev, |
|
"get reg fail, ret=%d!\n", ret); |
|
return ret; |
|
} |
|
if (port_id >= max_port_num) { |
|
dev_err(dsaf_dev->dev, |
|
"reg(%u) out of range!\n", port_id); |
|
return -EINVAL; |
|
} |
|
mac_cb = devm_kzalloc(dsaf_dev->dev, sizeof(*mac_cb), |
|
GFP_KERNEL); |
|
if (!mac_cb) |
|
return -ENOMEM; |
|
mac_cb->fw_port = child; |
|
mac_cb->mac_id = (u8)port_id; |
|
dsaf_dev->mac_cb[port_id] = mac_cb; |
|
found = true; |
|
} |
|
|
|
/* if don't get any port subnode from dsaf node |
|
* will init all port then, this is compatible with the old dts |
|
*/ |
|
if (!found) { |
|
for (port_id = 0; port_id < max_port_num; port_id++) { |
|
mac_cb = devm_kzalloc(dsaf_dev->dev, sizeof(*mac_cb), |
|
GFP_KERNEL); |
|
if (!mac_cb) |
|
return -ENOMEM; |
|
|
|
mac_cb->mac_id = port_id; |
|
dsaf_dev->mac_cb[port_id] = mac_cb; |
|
} |
|
} |
|
|
|
/* init mac_cb for all port */ |
|
for (port_id = 0; port_id < max_port_num; port_id++) { |
|
mac_cb = dsaf_dev->mac_cb[port_id]; |
|
if (!mac_cb) |
|
continue; |
|
|
|
ret = hns_mac_get_cfg(dsaf_dev, mac_cb); |
|
if (ret) |
|
return ret; |
|
|
|
ret = hns_mac_init_ex(mac_cb); |
|
if (ret) |
|
return ret; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
void hns_mac_uninit(struct dsaf_device *dsaf_dev) |
|
{ |
|
int i; |
|
int max_port_num = hns_mac_get_max_port_num(dsaf_dev); |
|
|
|
for (i = 0; i < max_port_num; i++) { |
|
if (!dsaf_dev->mac_cb[i]) |
|
continue; |
|
|
|
dsaf_dev->misc_op->cpld_reset_led(dsaf_dev->mac_cb[i]); |
|
hns_mac_remove_phydev(dsaf_dev->mac_cb[i]); |
|
dsaf_dev->mac_cb[i] = NULL; |
|
} |
|
} |
|
|
|
int hns_mac_config_mac_loopback(struct hns_mac_cb *mac_cb, |
|
enum hnae_loop loop, int en) |
|
{ |
|
int ret; |
|
struct mac_driver *drv = hns_mac_get_drv(mac_cb); |
|
|
|
if (drv->config_loopback) |
|
ret = drv->config_loopback(drv, loop, en); |
|
else |
|
ret = -ENOTSUPP; |
|
|
|
return ret; |
|
} |
|
|
|
void hns_mac_update_stats(struct hns_mac_cb *mac_cb) |
|
{ |
|
struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
|
|
|
mac_ctrl_drv->update_stats(mac_ctrl_drv); |
|
} |
|
|
|
void hns_mac_get_stats(struct hns_mac_cb *mac_cb, u64 *data) |
|
{ |
|
struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
|
|
|
mac_ctrl_drv->get_ethtool_stats(mac_ctrl_drv, data); |
|
} |
|
|
|
void hns_mac_get_strings(struct hns_mac_cb *mac_cb, |
|
int stringset, u8 *data) |
|
{ |
|
struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
|
|
|
mac_ctrl_drv->get_strings(stringset, data); |
|
} |
|
|
|
int hns_mac_get_sset_count(struct hns_mac_cb *mac_cb, int stringset) |
|
{ |
|
struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
|
|
|
return mac_ctrl_drv->get_sset_count(stringset); |
|
} |
|
|
|
void hns_mac_set_promisc(struct hns_mac_cb *mac_cb, u8 en) |
|
{ |
|
struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
|
|
|
hns_dsaf_set_promisc_tcam(mac_cb->dsaf_dev, mac_cb->mac_id, !!en); |
|
|
|
if (mac_ctrl_drv->set_promiscuous) |
|
mac_ctrl_drv->set_promiscuous(mac_ctrl_drv, en); |
|
} |
|
|
|
int hns_mac_get_regs_count(struct hns_mac_cb *mac_cb) |
|
{ |
|
struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
|
|
|
return mac_ctrl_drv->get_regs_count(); |
|
} |
|
|
|
void hns_mac_get_regs(struct hns_mac_cb *mac_cb, void *data) |
|
{ |
|
struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb); |
|
|
|
mac_ctrl_drv->get_regs(mac_ctrl_drv, data); |
|
} |
|
|
|
void hns_set_led_opt(struct hns_mac_cb *mac_cb) |
|
{ |
|
int nic_data = 0; |
|
int txpkts, rxpkts; |
|
|
|
txpkts = mac_cb->txpkt_for_led - mac_cb->hw_stats.tx_good_pkts; |
|
rxpkts = mac_cb->rxpkt_for_led - mac_cb->hw_stats.rx_good_pkts; |
|
if (txpkts || rxpkts) |
|
nic_data = 1; |
|
else |
|
nic_data = 0; |
|
mac_cb->txpkt_for_led = mac_cb->hw_stats.tx_good_pkts; |
|
mac_cb->rxpkt_for_led = mac_cb->hw_stats.rx_good_pkts; |
|
mac_cb->dsaf_dev->misc_op->cpld_set_led(mac_cb, (int)mac_cb->link, |
|
mac_cb->speed, nic_data); |
|
} |
|
|
|
int hns_cpld_led_set_id(struct hns_mac_cb *mac_cb, |
|
enum hnae_led_state status) |
|
{ |
|
if (!mac_cb) |
|
return 0; |
|
|
|
return mac_cb->dsaf_dev->misc_op->cpld_set_led_id(mac_cb, status); |
|
}
|
|
|