cregit-Linux how code gets into the kernel

Release 4.11 drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c

/*
 * Copyright (c) 2014-2015 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.
 */

#include <linux/etherdevice.h>
#include <linux/netdevice.h>
#include <linux/spinlock.h>

#include "hnae.h"
#include "hns_dsaf_mac.h"
#include "hns_dsaf_main.h"
#include "hns_dsaf_ppe.h"
#include "hns_dsaf_rcb.h"


#define AE_NAME_PORT_ID_IDX 6


static struct hns_mac_cb *hns_get_mac_cb(struct hnae_handle *handle) { struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); return vf_cb->mac_cb; }

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static struct dsaf_device *hns_ae_get_dsaf_dev(struct hnae_ae_dev *dev) { return container_of(dev, struct dsaf_device, ae_dev); }

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static struct hns_ppe_cb *hns_get_ppe_cb(struct hnae_handle *handle) { int ppe_index; struct ppe_common_cb *ppe_comm; struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); ppe_comm = vf_cb->dsaf_dev->ppe_common[0]; ppe_index = vf_cb->port_index; return &ppe_comm->ppe_cb[ppe_index]; }

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static int hns_ae_get_q_num_per_vf( struct dsaf_device *dsaf_dev, int port) { return dsaf_dev->rcb_common[0]->max_q_per_vf; }

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static int hns_ae_get_vf_num_per_port( struct dsaf_device *dsaf_dev, int port) { return dsaf_dev->rcb_common[0]->max_vfn; }

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static struct ring_pair_cb *hns_ae_get_base_ring_pair( struct dsaf_device *dsaf_dev, int port) { struct rcb_common_cb *rcb_comm = dsaf_dev->rcb_common[0]; int q_num = rcb_comm->max_q_per_vf; int vf_num = rcb_comm->max_vfn; return &rcb_comm->ring_pair_cb[port * q_num * vf_num]; }

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static struct ring_pair_cb *hns_ae_get_ring_pair(struct hnae_queue *q) { return container_of(q, struct ring_pair_cb, q); }

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struct hnae_handle *hns_ae_get_handle(struct hnae_ae_dev *dev, u32 port_id) { int vfnum_per_port; int qnum_per_vf; int i; struct dsaf_device *dsaf_dev; struct hnae_handle *ae_handle; struct ring_pair_cb *ring_pair_cb; struct hnae_vf_cb *vf_cb; dsaf_dev = hns_ae_get_dsaf_dev(dev); ring_pair_cb = hns_ae_get_base_ring_pair(dsaf_dev, port_id); vfnum_per_port = hns_ae_get_vf_num_per_port(dsaf_dev, port_id); qnum_per_vf = hns_ae_get_q_num_per_vf(dsaf_dev, port_id); vf_cb = kzalloc(sizeof(*vf_cb) + qnum_per_vf * sizeof(struct hnae_queue *), GFP_KERNEL); if (unlikely(!vf_cb)) { dev_err(dsaf_dev->dev, "malloc vf_cb fail!\n"); ae_handle = ERR_PTR(-ENOMEM); goto handle_err; } ae_handle = &vf_cb->ae_handle; /* ae_handle Init */ ae_handle->owner_dev = dsaf_dev->dev; ae_handle->dev = dev; ae_handle->q_num = qnum_per_vf; /* find ring pair, and set vf id*/ for (ae_handle->vf_id = 0; ae_handle->vf_id < vfnum_per_port; ae_handle->vf_id++) { if (!ring_pair_cb->used_by_vf) break; ring_pair_cb += qnum_per_vf; } if (ae_handle->vf_id >= vfnum_per_port) { dev_err(dsaf_dev->dev, "malloc queue fail!\n"); ae_handle = ERR_PTR(-EINVAL); goto vf_id_err; } ae_handle->qs = (struct hnae_queue **)(&ae_handle->qs + 1); for (i = 0; i < qnum_per_vf; i++) { ae_handle->qs[i] = &ring_pair_cb->q; ae_handle->qs[i]->rx_ring.q = ae_handle->qs[i]; ae_handle->qs[i]->tx_ring.q = ae_handle->qs[i]; ring_pair_cb->used_by_vf = 1; ring_pair_cb++; } vf_cb->dsaf_dev = dsaf_dev; vf_cb->port_index = port_id; vf_cb->mac_cb = dsaf_dev->mac_cb[port_id]; ae_handle->phy_if = vf_cb->mac_cb->phy_if; ae_handle->phy_dev = vf_cb->mac_cb->phy_dev; ae_handle->if_support = vf_cb->mac_cb->if_support; ae_handle->port_type = vf_cb->mac_cb->mac_type; ae_handle->media_type = vf_cb->mac_cb->media_type; ae_handle->dport_id = port_id; return ae_handle; vf_id_err: kfree(vf_cb); handle_err: return ae_handle; }

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static void hns_ae_put_handle(struct hnae_handle *handle) { struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); int i; vf_cb->mac_cb = NULL; kfree(vf_cb); for (i = 0; i < handle->q_num; i++) hns_ae_get_ring_pair(handle->qs[i])->used_by_vf = 0; }

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static void hns_ae_ring_enable_all(struct hnae_handle *handle, int val) { int q_num = handle->q_num; int i; for (i = 0; i < q_num; i++) hns_rcb_ring_enable_hw(handle->qs[i], val); }

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static void hns_ae_init_queue(struct hnae_queue *q) { struct ring_pair_cb *ring = container_of(q, struct ring_pair_cb, q); hns_rcb_init_hw(ring); }

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static void hns_ae_fini_queue(struct hnae_queue *q) { struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(q->handle); if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE) hns_rcb_reset_ring_hw(q); }

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static int hns_ae_set_mac_address(struct hnae_handle *handle, void *p) { int ret; struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); if (!p || !is_valid_ether_addr((const u8 *)p)) { dev_err(handle->owner_dev, "is not valid ether addr !\n"); return -EADDRNOTAVAIL; } ret = hns_mac_change_vf_addr(mac_cb, handle->vf_id, p); if (ret != 0) { dev_err(handle->owner_dev, "set_mac_address fail, ret=%d!\n", ret); return ret; } return 0; }

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static int hns_ae_add_uc_address(struct hnae_handle *handle, const unsigned char *addr) { struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); if (mac_cb->mac_type != HNAE_PORT_SERVICE) return -ENOSPC; return hns_mac_add_uc_addr(mac_cb, handle->vf_id, addr); }

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static int hns_ae_rm_uc_address(struct hnae_handle *handle, const unsigned char *addr) { struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); if (mac_cb->mac_type != HNAE_PORT_SERVICE) return -ENOSPC; return hns_mac_rm_uc_addr(mac_cb, handle->vf_id, addr); }

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static int hns_ae_set_multicast_one(struct hnae_handle *handle, void *addr) { int ret; char *mac_addr = (char *)addr; struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); u8 port_num; assert(mac_cb); if (mac_cb->mac_type != HNAE_PORT_SERVICE) return 0; ret = hns_mac_set_multi(mac_cb, mac_cb->mac_id, mac_addr, true); if (ret) { dev_err(handle->owner_dev, "mac add mul_mac:%pM port%d fail, ret = %#x!\n", mac_addr, mac_cb->mac_id, ret); return ret; } ret = hns_mac_get_inner_port_num(mac_cb, handle->vf_id, &port_num); if (ret) return ret; ret = hns_mac_set_multi(mac_cb, port_num, mac_addr, true); if (ret) dev_err(handle->owner_dev, "mac add mul_mac:%pM port%d fail, ret = %#x!\n", mac_addr, DSAF_BASE_INNER_PORT_NUM, ret); return ret; }

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static int hns_ae_clr_multicast(struct hnae_handle *handle) { struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); if (mac_cb->mac_type != HNAE_PORT_SERVICE) return 0; return hns_mac_clr_multicast(mac_cb, handle->vf_id); }

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static int hns_ae_set_mtu(struct hnae_handle *handle, int new_mtu) { struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); return hns_mac_set_mtu(mac_cb, new_mtu); }

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static void hns_ae_set_tso_stats(struct hnae_handle *handle, int enable) { struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle); hns_ppe_set_tso_enable(ppe_cb, enable); }

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static int hns_ae_start(struct hnae_handle *handle) { int ret; int k; struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); ret = hns_mac_vm_config_bc_en(mac_cb, 0, true); if (ret) return ret; for (k = 0; k < handle->q_num; k++) { if (AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver)) hns_rcb_int_clr_hw(handle->qs[k], RCB_INT_FLAG_TX | RCB_INT_FLAG_RX); else hns_rcbv2_int_clr_hw(handle->qs[k], RCB_INT_FLAG_TX | RCB_INT_FLAG_RX); } hns_ae_ring_enable_all(handle, 1); msleep(100); hns_mac_start(mac_cb); return 0; }

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void hns_ae_stop(struct hnae_handle *handle) { struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); /* just clean tx fbd, neednot rx fbd*/ hns_rcb_wait_fbd_clean(handle->qs, handle->q_num, RCB_INT_FLAG_TX); msleep(20); hns_mac_stop(mac_cb); usleep_range(10000, 20000); hns_ae_ring_enable_all(handle, 0); (void)hns_mac_vm_config_bc_en(mac_cb, 0, false); }

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static void hns_ae_reset(struct hnae_handle *handle) { struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); if (vf_cb->mac_cb->mac_type == HNAE_PORT_DEBUG) { hns_mac_reset(vf_cb->mac_cb); hns_ppe_reset_common(vf_cb->dsaf_dev, 0); } }

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void hns_ae_toggle_ring_irq(struct hnae_ring *ring, u32 mask) { u32 flag; if (is_tx_ring(ring)) flag = RCB_INT_FLAG_TX; else flag = RCB_INT_FLAG_RX; hns_rcb_int_ctrl_hw(ring->q, flag, mask); }

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static void hns_aev2_toggle_ring_irq(struct hnae_ring *ring, u32 mask) { u32 flag; if (is_tx_ring(ring)) flag = RCB_INT_FLAG_TX; else flag = RCB_INT_FLAG_RX; hns_rcbv2_int_ctrl_hw(ring->q, flag, mask); }

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static int hns_ae_get_link_status(struct hnae_handle *handle) { u32 link_status; struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); hns_mac_get_link_status(mac_cb, &link_status); return !!link_status; }

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static int hns_ae_get_mac_info(struct hnae_handle *handle, u8 *auto_neg, u16 *speed, u8 *duplex) { struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); return hns_mac_get_port_info(mac_cb, auto_neg, speed, duplex); }

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static void hns_ae_adjust_link(struct hnae_handle *handle, int speed, int duplex) { struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); hns_mac_adjust_link(mac_cb, speed, duplex); }

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static void hns_ae_get_ring_bdnum_limit(struct hnae_queue *queue, u32 *uplimit) { *uplimit = HNS_RCB_RING_MAX_PENDING_BD; }

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static void hns_ae_get_pauseparam(struct hnae_handle *handle, u32 *auto_neg, u32 *rx_en, u32 *tx_en) { struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev; hns_mac_get_autoneg(mac_cb, auto_neg); hns_mac_get_pauseparam(mac_cb, rx_en, tx_en); /* Service port's pause feature is provided by DSAF, not mac */ if (handle->port_type == HNAE_PORT_SERVICE) hns_dsaf_get_rx_mac_pause_en(dsaf_dev, mac_cb->mac_id, rx_en); }

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static int hns_ae_set_autoneg(struct hnae_handle *handle, u8 enable) { assert(handle); return hns_mac_set_autoneg(hns_get_mac_cb(handle), enable); }

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static void hns_ae_set_promisc_mode(struct hnae_handle *handle, u32 en) { struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); hns_dsaf_set_promisc_mode(hns_ae_get_dsaf_dev(handle->dev), en); hns_mac_set_promisc(mac_cb, (u8)!!en); }

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static int hns_ae_get_autoneg(struct hnae_handle *handle) { u32 auto_neg; assert(handle); hns_mac_get_autoneg(hns_get_mac_cb(handle), &auto_neg); return auto_neg; }

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static int hns_ae_set_pauseparam(struct hnae_handle *handle, u32 autoneg, u32 rx_en, u32 tx_en) { struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev; int ret; ret = hns_mac_set_autoneg(mac_cb, autoneg); if (ret) return ret; /* Service port's pause feature is provided by DSAF, not mac */ if (handle->port_type == HNAE_PORT_SERVICE) { ret = hns_dsaf_set_rx_mac_pause_en(dsaf_dev, mac_cb->mac_id, rx_en); if (ret) return ret; rx_en = 0; } return hns_mac_set_pauseparam(mac_cb, rx_en, tx_en); }

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static void hns_ae_get_coalesce_usecs(struct hnae_handle *handle, u32 *tx_usecs, u32 *rx_usecs) { struct ring_pair_cb *ring_pair = container_of(handle->qs[0], struct ring_pair_cb, q); *tx_usecs = hns_rcb_get_coalesce_usecs(ring_pair->rcb_common, ring_pair->port_id_in_comm); *rx_usecs = hns_rcb_get_coalesce_usecs(ring_pair->rcb_common, ring_pair->port_id_in_comm); }

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static void hns_ae_get_rx_max_coalesced_frames(struct hnae_handle *handle, u32 *tx_frames, u32 *rx_frames) { struct ring_pair_cb *ring_pair = container_of(handle->qs[0], struct ring_pair_cb, q); *tx_frames = hns_rcb_get_coalesced_frames(ring_pair->rcb_common, ring_pair->port_id_in_comm); *rx_frames = hns_rcb_get_coalesced_frames(ring_pair->rcb_common, ring_pair->port_id_in_comm); }

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static int hns_ae_set_coalesce_usecs(struct hnae_handle *handle, u32 timeout) { struct ring_pair_cb *ring_pair = container_of(handle->qs[0], struct ring_pair_cb, q); return hns_rcb_set_coalesce_usecs( ring_pair->rcb_common, ring_pair->port_id_in_comm, timeout); }

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static int hns_ae_set_coalesce_frames(struct hnae_handle *handle, u32 coalesce_frames) { struct ring_pair_cb *ring_pair = container_of(handle->qs[0], struct ring_pair_cb, q); return hns_rcb_set_coalesced_frames( ring_pair->rcb_common, ring_pair->port_id_in_comm, coalesce_frames); }

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static void hns_ae_get_coalesce_range(struct hnae_handle *handle, u32 *tx_frames_low, u32 *rx_frames_low, u32 *tx_frames_high, u32 *rx_frames_high, u32 *tx_usecs_low, u32 *rx_usecs_low, u32 *tx_usecs_high, u32 *rx_usecs_high) { struct dsaf_device *dsaf_dev; dsaf_dev = hns_ae_get_dsaf_dev(handle->dev); *tx_frames_low = HNS_RCB_MIN_COALESCED_FRAMES; *rx_frames_low = HNS_RCB_MIN_COALESCED_FRAMES; *tx_frames_high = (dsaf_dev->desc_num - 1 > HNS_RCB_MAX_COALESCED_FRAMES) ? HNS_RCB_MAX_COALESCED_FRAMES : dsaf_dev->desc_num - 1; *rx_frames_high = (dsaf_dev->desc_num - 1 > HNS_RCB_MAX_COALESCED_FRAMES) ? HNS_RCB_MAX_COALESCED_FRAMES : dsaf_dev->desc_num - 1; *tx_usecs_low = 0; *rx_usecs_low = 0; *tx_usecs_high = HNS_RCB_MAX_COALESCED_USECS; *rx_usecs_high = HNS_RCB_MAX_COALESCED_USECS; }

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void hns_ae_update_stats(struct hnae_handle *handle, struct net_device_stats *net_stats) { int port; int idx; struct dsaf_device *dsaf_dev; struct hns_mac_cb *mac_cb; struct hns_ppe_cb *ppe_cb; struct hnae_queue *queue; struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); u64 tx_bytes = 0, rx_bytes = 0, tx_packets = 0, rx_packets = 0; u64 rx_errors = 0, tx_errors = 0, tx_dropped = 0; u64 rx_missed_errors = 0; dsaf_dev = hns_ae_get_dsaf_dev(handle->dev); if (!dsaf_dev) return; port = vf_cb->port_index; ppe_cb = hns_get_ppe_cb(handle); mac_cb = hns_get_mac_cb(handle); for (idx = 0; idx < handle->q_num; idx++) { queue = handle->qs[idx]; hns_rcb_update_stats(queue); tx_bytes += queue->tx_ring.stats.tx_bytes; tx_packets += queue->tx_ring.stats.tx_pkts; rx_bytes += queue->rx_ring.stats.rx_bytes; rx_packets += queue->rx_ring.stats.rx_pkts; rx_errors += queue->rx_ring.stats.err_pkt_len + queue->rx_ring.stats.l2_err + queue->rx_ring.stats.l3l4_csum_err; } hns_ppe_update_stats(ppe_cb); rx_missed_errors = ppe_cb->hw_stats.rx_drop_no_buf; tx_errors += ppe_cb->hw_stats.tx_err_checksum + ppe_cb->hw_stats.tx_err_fifo_empty; if (mac_cb->mac_type == HNAE_PORT_SERVICE) { hns_dsaf_update_stats(dsaf_dev, port); /* for port upline direction, i.e., rx. */ rx_missed_errors += dsaf_dev->hw_stats[port].bp_drop; rx_missed_errors += dsaf_dev->hw_stats[port].pad_drop; rx_missed_errors += dsaf_dev->hw_stats[port].crc_false; /* for port downline direction, i.e., tx. */ port = port + DSAF_PPE_INODE_BASE; hns_dsaf_update_stats(dsaf_dev, port); tx_dropped += dsaf_dev->hw_stats[port].bp_drop; tx_dropped += dsaf_dev->hw_stats[port].pad_drop; tx_dropped += dsaf_dev->hw_stats[port].crc_false; tx_dropped += dsaf_dev->hw_stats[port].rslt_drop; tx_dropped += dsaf_dev->hw_stats[port].vlan_drop; tx_dropped += dsaf_dev->hw_stats[port].stp_drop; } hns_mac_update_stats(mac_cb); rx_errors += mac_cb->hw_stats.rx_fifo_overrun_err; tx_errors += mac_cb->hw_stats.tx_bad_pkts + mac_cb->hw_stats.tx_fragment_err + mac_cb->hw_stats.tx_jabber_err + mac_cb->hw_stats.tx_underrun_err + mac_cb->hw_stats.tx_crc_err; net_stats->tx_bytes = tx_bytes; net_stats->tx_packets = tx_packets; net_stats->rx_bytes = rx_bytes; net_stats->rx_dropped = 0; net_stats->rx_packets = rx_packets; net_stats->rx_errors = rx_errors; net_stats->tx_errors = tx_errors; net_stats->tx_dropped = tx_dropped; net_stats->rx_missed_errors = rx_missed_errors; net_stats->rx_crc_errors = mac_cb->hw_stats.rx_fcs_err; net_stats->rx_frame_errors = mac_cb->hw_stats.rx_align_err; net_stats->rx_fifo_errors = mac_cb->hw_stats.rx_fifo_overrun_err; net_stats->rx_length_errors = mac_cb->hw_stats.rx_len_err; net_stats->multicast = mac_cb->hw_stats.rx_mc_pkts; }

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void hns_ae_get_stats(struct hnae_handle *handle, u64 *data) { int idx; struct hns_mac_cb *mac_cb; struct hns_ppe_cb *ppe_cb; u64 *p = data; struct hnae_vf_cb *vf_cb; if (!handle || !data) { pr_err("hns_ae_get_stats NULL handle or data pointer!\n"); return; } vf_cb = hns_ae_get_vf_cb(handle); mac_cb = hns_get_mac_cb(handle); ppe_cb = hns_get_ppe_cb(handle); for (idx = 0; idx < handle->q_num; idx++) { hns_rcb_get_stats(handle->qs[idx], p); p += hns_rcb_get_ring_sset_count((int)ETH_SS_STATS); } hns_ppe_get_stats(ppe_cb, p); p += hns_ppe_get_sset_count((int)ETH_SS_STATS); hns_mac_get_stats(mac_cb, p); p += hns_mac_get_sset_count(mac_cb, (int)ETH_SS_STATS); if (mac_cb->mac_type == HNAE_PORT_SERVICE) hns_dsaf_get_stats(vf_cb->dsaf_dev, p, vf_cb->port_index); }

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void hns_ae_get_strings(struct hnae_handle *handle, u32 stringset, u8 *data) { int port; int idx; struct hns_mac_cb *mac_cb; struct hns_ppe_cb *ppe_cb; struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev); u8 *p = data; struct hnae_vf_cb *vf_cb; assert(handle); vf_cb = hns_ae_get_vf_cb(handle); port = vf_cb->port_index; mac_cb = hns_get_mac_cb(handle); ppe_cb = hns_get_ppe_cb(handle); for (idx = 0; idx < handle->q_num; idx++) { hns_rcb_get_strings(stringset, p, idx); p += ETH_GSTRING_LEN * hns_rcb_get_ring_sset_count(stringset); } hns_ppe_get_strings(ppe_cb, stringset, p); p += ETH_GSTRING_LEN * hns_ppe_get_sset_count(stringset); hns_mac_get_strings(mac_cb, stringset, p); p += ETH_GSTRING_LEN * hns_mac_get_sset_count(mac_cb, stringset); if (mac_cb->mac_type == HNAE_PORT_SERVICE) hns_dsaf_get_strings(stringset, p, port, dsaf_dev); }

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int hns_ae_get_sset_count(struct hnae_handle *handle, int stringset) { u32 sset_count = 0; struct hns_mac_cb *mac_cb; struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev); assert(handle); mac_cb = hns_get_mac_cb(handle); sset_count += hns_rcb_get_ring_sset_count(stringset) * handle->q_num; sset_count += hns_ppe_get_sset_count(stringset); sset_count += hns_mac_get_sset_count(mac_cb, stringset); if (mac_cb->mac_type == HNAE_PORT_SERVICE) sset_count += hns_dsaf_get_sset_count(dsaf_dev, stringset); return sset_count; }

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static int hns_ae_config_loopback(struct hnae_handle *handle, enum hnae_loop loop, int en) { int ret; struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev; switch (loop) { case MAC_INTERNALLOOP_PHY: ret = 0; break; case MAC_INTERNALLOOP_SERDES: ret = dsaf_dev->misc_op->cfg_serdes_loopback(vf_cb->mac_cb, !!en); break; case MAC_INTERNALLOOP_MAC: ret = hns_mac_config_mac_loopback(vf_cb->mac_cb, loop, en); break; default: ret = -EINVAL; } return ret; }

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void hns_ae_update_led_status(struct hnae_handle *handle) { struct hns_mac_cb *mac_cb; assert(handle); mac_cb = hns_get_mac_cb(handle); if (!mac_cb->cpld_ctrl) return; hns_set_led_opt(mac_cb); }

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int hns_ae_cpld_set_led_id(struct hnae_handle *handle, enum hnae_led_state status) { struct hns_mac_cb *mac_cb; assert(handle); mac_cb = hns_get_mac_cb(handle); return hns_cpld_led_set_id(mac_cb, status); }

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void hns_ae_get_regs(struct hnae_handle *handle, void *data) { u32 *p = data; int i; struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle); hns_ppe_get_regs(ppe_cb, p); p += hns_ppe_get_regs_count(); hns_rcb_get_common_regs(vf_cb->dsaf_dev->rcb_common[0], p); p += hns_rcb_get_common_regs_count(); for (i = 0; i < handle->q_num; i++) { hns_rcb_get_ring_regs(handle->qs[i], p); p += hns_rcb_get_ring_regs_count(); } hns_mac_get_regs(vf_cb->mac_cb, p); p += hns_mac_get_regs_count(vf_cb->mac_cb); if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE) hns_dsaf_get_regs(vf_cb->dsaf_dev, vf_cb->port_index, p); }

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int hns_ae_get_regs_len(struct hnae_handle *handle) { u32 total_num; struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); total_num = hns_ppe_get_regs_count(); total_num += hns_rcb_get_common_regs_count(); total_num += hns_rcb_get_ring_regs_count() * handle->q_num; total_num += hns_mac_get_regs_count(vf_cb->mac_cb); if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE) total_num += hns_dsaf_get_regs_count(); return total_num; }

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static u32 hns_ae_get_rss_key_size(struct hnae_handle *handle) { return HNS_PPEV2_RSS_KEY_SIZE; }

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static u32 hns_ae_get_rss_indir_size(struct hnae_handle *handle) { return HNS_PPEV2_RSS_IND_TBL_SIZE; }

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static int hns_ae_get_rss(struct hnae_handle *handle, u32 *indir, u8 *key, u8 *hfunc) { struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle); /* currently we support only one type of hash function i.e. Toep hash */ if (hfunc) *hfunc = ETH_RSS_HASH_TOP; /* get the RSS Key required by the user */ if (key) memcpy(key, ppe_cb->rss_key, HNS_PPEV2_RSS_KEY_SIZE); /* update the current hash->queue mappings from the shadow RSS table */ memcpy(indir, ppe_cb->rss_indir_table, HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir)); return 0; }

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static int hns_ae_set_rss(struct hnae_handle *handle, const u32 *indir, const u8 *key, const u8 hfunc) { struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle); /* set the RSS Hash Key if specififed by the user */ if (key) hns_ppe_set_rss_key(ppe_cb, (u32 *)key); /* update the shadow RSS table with user specified qids */ memcpy(ppe_cb->rss_indir_table, indir, HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir)); /* now update the hardware */ hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table); return 0; }

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static struct hnae_ae_ops hns_dsaf_ops = { .get_handle = hns_ae_get_handle, .put_handle = hns_ae_put_handle, .init_queue = hns_ae_init_queue, .fini_queue = hns_ae_fini_queue, .start = hns_ae_start, .stop = hns_ae_stop, .reset = hns_ae_reset, .toggle_ring_irq = hns_ae_toggle_ring_irq, .get_status = hns_ae_get_link_status, .get_info = hns_ae_get_mac_info, .adjust_link = hns_ae_adjust_link, .set_loopback = hns_ae_config_loopback, .get_ring_bdnum_limit = hns_ae_get_ring_bdnum_limit, .get_pauseparam = hns_ae_get_pauseparam, .set_autoneg = hns_ae_set_autoneg, .get_autoneg = hns_ae_get_autoneg, .set_pauseparam = hns_ae_set_pauseparam, .get_coalesce_usecs = hns_ae_get_coalesce_usecs, .get_rx_max_coalesced_frames = hns_ae_get_rx_max_coalesced_frames, .set_coalesce_usecs = hns_ae_set_coalesce_usecs, .set_coalesce_frames = hns_ae_set_coalesce_frames, .get_coalesce_range = hns_ae_get_coalesce_range, .set_promisc_mode = hns_ae_set_promisc_mode, .set_mac_addr = hns_ae_set_mac_address, .add_uc_addr = hns_ae_add_uc_address, .rm_uc_addr = hns_ae_rm_uc_address, .set_mc_addr = hns_ae_set_multicast_one, .clr_mc_addr = hns_ae_clr_multicast, .set_mtu = hns_ae_set_mtu, .update_stats = hns_ae_update_stats, .set_tso_stats = hns_ae_set_tso_stats, .get_stats = hns_ae_get_stats, .get_strings = hns_ae_get_strings, .get_sset_count = hns_ae_get_sset_count, .update_led_status = hns_ae_update_led_status, .set_led_id = hns_ae_cpld_set_led_id, .get_regs = hns_ae_get_regs, .get_regs_len = hns_ae_get_regs_len, .get_rss_key_size = hns_ae_get_rss_key_size, .get_rss_indir_size = hns_ae_get_rss_indir_size, .get_rss = hns_ae_get_rss, .set_rss = hns_ae_set_rss };
int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev) { struct hnae_ae_dev *ae_dev = &dsaf_dev->ae_dev; static atomic_t id = ATOMIC_INIT(-1); switch (dsaf_dev->dsaf_ver) { case AE_VERSION_1: hns_dsaf_ops.toggle_ring_irq = hns_ae_toggle_ring_irq; break; case AE_VERSION_2: hns_dsaf_ops.toggle_ring_irq = hns_aev2_toggle_ring_irq; break; default: break; } snprintf(ae_dev->name, AE_NAME_SIZE, "%s%d", DSAF_DEVICE_NAME, (int)atomic_inc_return(&id)); ae_dev->ops = &hns_dsaf_ops; ae_dev->dev = dsaf_dev->dev; return hnae_ae_register(ae_dev, THIS_MODULE); }

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void hns_dsaf_ae_uninit(struct dsaf_device *dsaf_dev) { hnae_ae_unregister(&dsaf_dev->ae_dev); }

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Sheng Li1854.27%415.38%
Yisen.Zhuang (Zhuangyuzeng)180.42%311.54%
Total4337100.00%26100.00%
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