Release 4.12 drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c

Directory: drivers/net/ethernet/hisilicon/hns
/*
 * 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;
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 28 100.00% 1 100.00%
Total 28 100.00% 1 100.00%



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

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 24 100.00% 1 100.00%
Total 24 100.00% 1 100.00%



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];
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 51 89.47% 1 50.00%
Yisen.Zhuang (Zhuangyuzeng) 6 10.53% 1 50.00%
Total 57 100.00% 2 100.00%



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;
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 23 95.83% 1 50.00%
Yisen.Zhuang (Zhuangyuzeng) 1 4.17% 1 50.00%
Total 24 100.00% 2 100.00%



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

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 23 95.83% 1 50.00%
Yisen.Zhuang (Zhuangyuzeng) 1 4.17% 1 50.00%
Total 24 100.00% 2 100.00%



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];
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 54 98.18% 1 50.00%
Yisen.Zhuang (Zhuangyuzeng) 1 1.82% 1 50.00%
Total 55 100.00% 2 100.00%



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

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 24 100.00% 1 100.00%
Total 24 100.00% 1 100.00%



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;
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 384 94.35% 1 20.00%
Kejian Yan 12 2.95% 2 40.00%
Yisen.Zhuang (Zhuangyuzeng) 6 1.47% 1 20.00%
Sheng Li 5 1.23% 1 20.00%
Total 407 100.00% 5 100.00%



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;
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 64 100.00% 1 100.00%
Total 64 100.00% 1 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 49 100.00% 1 100.00%
Total 49 100.00% 1 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 31 100.00% 1 100.00%
Total 31 100.00% 1 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 38 100.00% 1 100.00%
Total 38 100.00% 1 100.00%



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;
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 97 100.00% 1 100.00%
Total 97 100.00% 1 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Kejian Yan 51 100.00% 1 100.00%
Total 51 100.00% 1 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Kejian Yan 51 100.00% 1 100.00%
Total 51 100.00% 1 100.00%



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;
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 152 98.70% 2 66.67%
Salil 2 1.30% 1 33.33%
Total 154 100.00% 3 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Kejian Yan 42 100.00% 1 100.00%
Total 42 100.00% 1 100.00%



static int hns_ae_set_mtu(struct hnae_handle *handle, int new_mtu)
{
	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
	struct hnae_queue *q;
	u32 rx_buf_size;
	int i, ret;

	/* when buf_size is 2048, max mtu is 6K for rx ring max bd num is 3. */
	if (!AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver)) {
		if (new_mtu <= BD_SIZE_2048_MAX_MTU)
			rx_buf_size = 2048;
		else
			rx_buf_size = 4096;
	} else {
		rx_buf_size = mac_cb->dsaf_dev->buf_size;
	}

	ret = hns_mac_set_mtu(mac_cb, new_mtu, rx_buf_size);

	if (!ret) {
		/* reinit ring buf_size */
		for (i = 0; i < handle->q_num; i++) {
			q = handle->qs[i];
			q->rx_ring.buf_size = rx_buf_size;
			hns_rcb_set_rx_ring_bs(q, rx_buf_size);
		}
	}

	return ret;
}

Contributors
Person Tokens Prop Commits CommitProp
Li Peng 110 78.01% 1 50.00%
Daode Huang 31 21.99% 1 50.00%
Total 141 100.00% 2 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Salil 31 100.00% 1 100.00%
Total 31 100.00% 1 100.00%



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;
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 121 99.18% 2 66.67%
Salil 1 0.82% 1 33.33%
Total 122 100.00% 3 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 69 98.57% 1 50.00%
Salil 1 1.43% 1 50.00%
Total 70 100.00% 2 100.00%



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);
	}
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 48 97.96% 1 50.00%
Yisen.Zhuang (Zhuangyuzeng) 1 2.04% 1 50.00%
Total 49 100.00% 2 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 43 100.00% 1 100.00%
Total 43 100.00% 1 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Salil 44 100.00% 1 100.00%
Total 44 100.00% 1 100.00%



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;
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 37 100.00% 1 100.00%
Total 37 100.00% 1 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 45 100.00% 1 100.00%
Total 45 100.00% 1 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 36 100.00% 1 100.00%
Total 36 100.00% 1 100.00%



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

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 20 100.00% 1 100.00%
Total 20 100.00% 1 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 40 51.28% 1 50.00%
Sheng Li 38 48.72% 1 50.00%
Total 78 100.00% 2 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 30 100.00% 1 100.00%
Total 30 100.00% 1 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Kejian Yan 48 100.00% 2 100.00%
Total 48 100.00% 2 100.00%



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;
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 33 100.00% 1 100.00%
Total 33 100.00% 1 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 59 57.28% 1 50.00%
Sheng Li 44 42.72% 1 50.00%
Total 103 100.00% 2 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 41 61.19% 1 50.00%
Sheng Li 26 38.81% 1 50.00%
Total 67 100.00% 2 100.00%



static void hns_ae_get_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);
	struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);

	if (AE_IS_VER1(dsaf_dev->dsaf_ver) ||
	    handle->port_type == HNAE_PORT_DEBUG)
		*tx_frames = hns_rcb_get_rx_coalesced_frames(
			ring_pair->rcb_common, ring_pair->port_id_in_comm);
	else
		*tx_frames = hns_rcb_get_tx_coalesced_frames(
			ring_pair->rcb_common, ring_pair->port_id_in_comm);
	*rx_frames = hns_rcb_get_rx_coalesced_frames(ring_pair->rcb_common,
						  ring_pair->port_id_in_comm);
}

Contributors
Person Tokens Prop Commits CommitProp
Li Peng 45 41.28% 1 33.33%
Daode Huang 38 34.86% 1 33.33%
Sheng Li 26 23.85% 1 33.33%
Total 109 100.00% 3 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Sheng Li 24 50.00% 2 66.67%
Daode Huang 24 50.00% 1 33.33%
Total 48 100.00% 3 100.00%



static int hns_ae_set_coalesce_frames(struct hnae_handle *handle,
				      u32 tx_frames, u32 rx_frames)
{
	int ret;
	struct ring_pair_cb *ring_pair =
		container_of(handle->qs[0], struct ring_pair_cb, q);
	struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);

	if (AE_IS_VER1(dsaf_dev->dsaf_ver) ||
	    handle->port_type == HNAE_PORT_DEBUG) {
		if (tx_frames != rx_frames)
			return -EINVAL;
		return hns_rcb_set_rx_coalesced_frames(
			ring_pair->rcb_common,
			ring_pair->port_id_in_comm, rx_frames);
	} else {
		if (tx_frames != 1)
			return -EINVAL;
		ret = hns_rcb_set_tx_coalesced_frames(
			ring_pair->rcb_common,
			ring_pair->port_id_in_comm, tx_frames);
		if (ret)
			return ret;

		return hns_rcb_set_rx_coalesced_frames(
			ring_pair->rcb_common,
			ring_pair->port_id_in_comm, rx_frames);
	}
}

Contributors
Person Tokens Prop Commits CommitProp
Li Peng 97 68.31% 1 33.33%
Daode Huang 23 16.20% 1 33.33%
Sheng Li 22 15.49% 1 33.33%
Total 142 100.00% 3 100.00%



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;

	assert(handle);

	dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);

	*tx_frames_low  = HNS_RCB_TX_FRAMES_LOW;
	*rx_frames_low  = HNS_RCB_RX_FRAMES_LOW;

	if (AE_IS_VER1(dsaf_dev->dsaf_ver) ||
	    handle->port_type == HNAE_PORT_DEBUG)
		*tx_frames_high =
			(dsaf_dev->desc_num - 1 > HNS_RCB_TX_FRAMES_HIGH) ?
			HNS_RCB_TX_FRAMES_HIGH : dsaf_dev->desc_num - 1;
	else
		*tx_frames_high = 1;

	*rx_frames_high = (dsaf_dev->desc_num - 1 > HNS_RCB_RX_FRAMES_HIGH) ?
		HNS_RCB_RX_FRAMES_HIGH : dsaf_dev->desc_num - 1;
	*tx_usecs_low   = HNS_RCB_TX_USECS_LOW;
	*rx_usecs_low   = HNS_RCB_RX_USECS_LOW;
	*tx_usecs_high  = HNS_RCB_TX_USECS_HIGH;
	*rx_usecs_high  = HNS_RCB_RX_USECS_HIGH;
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 119 76.77% 1 50.00%
Li Peng 36 23.23% 1 50.00%
Total 155 100.00% 2 100.00%



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;
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 525 100.00% 1 100.00%
Total 525 100.00% 1 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 171 100.00% 1 100.00%
Total 171 100.00% 1 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 180 100.00% 2 100.00%
Total 180 100.00% 2 100.00%



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;
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 94 100.00% 2 100.00%
Total 94 100.00% 2 100.00%



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;
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 77 69.37% 1 33.33%
Kejian Yan 34 30.63% 2 66.67%
Total 111 100.00% 3 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 39 97.50% 1 50.00%
Yisen.Zhuang (Zhuangyuzeng) 1 2.50% 1 50.00%
Total 40 100.00% 2 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 39 100.00% 1 100.00%
Total 39 100.00% 1 100.00%



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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 148 99.33% 1 50.00%
Yisen.Zhuang (Zhuangyuzeng) 1 0.67% 1 50.00%
Total 149 100.00% 2 100.00%



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;
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 69 100.00% 1 100.00%
Total 69 100.00% 1 100.00%



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

Contributors
Person Tokens Prop Commits CommitProp
Salil 14 100.00% 1 100.00%
Total 14 100.00% 1 100.00%



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

Contributors
Person Tokens Prop Commits CommitProp
Salil 14 100.00% 1 100.00%
Total 14 100.00% 1 100.00%



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 */
	if (indir)
		memcpy(indir, ppe_cb->rss_indir_table,
		       HNS_PPEV2_RSS_IND_TBL_SIZE  * sizeof(*indir));

	return 0;
}

Contributors
Person Tokens Prop Commits CommitProp
Salil 74 88.10% 1 33.33%
Kejian Yan 6 7.14% 1 33.33%
Li Peng 4 4.76% 1 33.33%
Total 84 100.00% 3 100.00%



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) {
		memcpy(ppe_cb->rss_key, key, HNS_PPEV2_RSS_KEY_SIZE);
		hns_ppe_set_rss_key(ppe_cb, ppe_cb->rss_key);
	}

	if (indir) {
		/* 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;
}

Contributors
Person Tokens Prop Commits CommitProp
Salil 71 71.72% 1 33.33%
Li Peng 22 22.22% 1 33.33%
Kejian Yan 6 6.06% 1 33.33%
Total 99 100.00% 3 100.00%


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_max_coalesced_frames = hns_ae_get_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);
}

Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 43 40.95% 1 33.33%
Kejian Yan 32 30.48% 1 33.33%
Salil 30 28.57% 1 33.33%
Total 105 100.00% 3 100.00%



void hns_dsaf_ae_uninit(struct dsaf_device *dsaf_dev)
{
	hnae_ae_unregister(&dsaf_dev->ae_dev);
}
Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 18 100.00% 1 100.00%
Total 18 100.00% 1 100.00%

Overall Contributors
Person Tokens Prop Commits CommitProp
Daode Huang 3501 75.63% 5 17.86%
Li Peng 316 6.83% 3 10.71%
Salil 307 6.63% 3 10.71%
Kejian Yan 302 6.52% 10 35.71%
Sheng Li 185 4.00% 4 14.29%
Yisen.Zhuang (Zhuangyuzeng) 18 0.39% 3 10.71%
Total 4629 100.00% 28 100.00%
Directory: drivers/net/ethernet/hisilicon/hns

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with cregit.
Person	Tokens	Prop	Commits	CommitProp
Daode Huang	28	100.00%	1	100.00%
Total	28	100.00%	1	100.00%
cregit-Linux how code gets into the kernel

Release 4.12 drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c

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