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linux_dsm_epyc7002/drivers/net/mlx4/en_port.c
Linus Torvalds 9e5fca251f Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband 
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband: (63 commits)
  IB/qib: clean up properly if pci_set_consistent_dma_mask() fails
  IB/qib: Allow driver to load if PCIe AER fails
  IB/qib: Fix uninitialized pointer if CONFIG_PCI_MSI not set
  IB/qib: Fix extra log level in qib_early_err()
  RDMA/cxgb4: Remove unnecessary KERN_<level> use
  RDMA/cxgb3: Remove unnecessary KERN_<level> use
  IB/core: Add link layer type information to sysfs
  IB/mlx4: Add VLAN support for IBoE
  IB/core: Add VLAN support for IBoE
  IB/mlx4: Add support for IBoE
  mlx4_en: Change multicast promiscuous mode to support IBoE
  mlx4_core: Update data structures and constants for IBoE
  mlx4_core: Allow protocol drivers to find corresponding interfaces
  IB/uverbs: Return link layer type to userspace for query port operation
  IB/srp: Sync buffer before posting send
  IB/srp: Use list_first_entry()
  IB/srp: Reduce number of BUSY conditions
  IB/srp: Eliminate two forward declarations
  IB/mlx4: Signal node desc changes to SM by using FW to generate trap 144
  IB: Replace EXTRA_CFLAGS with ccflags-y
  ...
2010-10-26 17:54:22 -07:00

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/*
* Copyright (c) 2007 Mellanox Technologies. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*/
#include <linux/if_vlan.h>
#include <linux/mlx4/device.h>
#include <linux/mlx4/cmd.h>
#include "en_port.h"
#include "mlx4_en.h"
int mlx4_SET_MCAST_FLTR(struct mlx4_dev *dev, u8 port,
u64 mac, u64 clear, u8 mode)
{
return mlx4_cmd(dev, (mac | (clear << 63)), port, mode,
MLX4_CMD_SET_MCAST_FLTR, MLX4_CMD_TIME_CLASS_B);
}
int mlx4_SET_VLAN_FLTR(struct mlx4_dev *dev, u8 port, struct vlan_group *grp)
{
struct mlx4_cmd_mailbox *mailbox;
struct mlx4_set_vlan_fltr_mbox *filter;
int i;
int j;
int index = 0;
u32 entry;
int err = 0;
mailbox = mlx4_alloc_cmd_mailbox(dev);
if (IS_ERR(mailbox))
return PTR_ERR(mailbox);
filter = mailbox->buf;
if (grp) {
memset(filter, 0, sizeof *filter);
for (i = VLAN_FLTR_SIZE - 1; i >= 0; i--) {
entry = 0;
for (j = 0; j < 32; j++)
if (vlan_group_get_device(grp, index++))
entry |= 1 << j;
filter->entry[i] = cpu_to_be32(entry);
}
} else {
/* When no vlans are configured we block all vlans */
memset(filter, 0, sizeof(*filter));
}
err = mlx4_cmd(dev, mailbox->dma, port, 0, MLX4_CMD_SET_VLAN_FLTR,
MLX4_CMD_TIME_CLASS_B);
mlx4_free_cmd_mailbox(dev, mailbox);
return err;
}
int mlx4_SET_PORT_general(struct mlx4_dev *dev, u8 port, int mtu,
u8 pptx, u8 pfctx, u8 pprx, u8 pfcrx)
{
struct mlx4_cmd_mailbox *mailbox;
struct mlx4_set_port_general_context *context;
int err;
u32 in_mod;
mailbox = mlx4_alloc_cmd_mailbox(dev);
if (IS_ERR(mailbox))
return PTR_ERR(mailbox);
context = mailbox->buf;
memset(context, 0, sizeof *context);
context->flags = SET_PORT_GEN_ALL_VALID;
context->mtu = cpu_to_be16(mtu);
context->pptx = (pptx * (!pfctx)) << 7;
context->pfctx = pfctx;
context->pprx = (pprx * (!pfcrx)) << 7;
context->pfcrx = pfcrx;
in_mod = MLX4_SET_PORT_GENERAL << 8 | port;
err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT,
MLX4_CMD_TIME_CLASS_B);
mlx4_free_cmd_mailbox(dev, mailbox);
return err;
}
int mlx4_SET_PORT_qpn_calc(struct mlx4_dev *dev, u8 port, u32 base_qpn,
u8 promisc)
{
struct mlx4_cmd_mailbox *mailbox;
struct mlx4_set_port_rqp_calc_context *context;
int err;
u32 in_mod;
mailbox = mlx4_alloc_cmd_mailbox(dev);
if (IS_ERR(mailbox))
return PTR_ERR(mailbox);
context = mailbox->buf;
memset(context, 0, sizeof *context);
context->base_qpn = cpu_to_be32(base_qpn);
context->promisc = cpu_to_be32(promisc << SET_PORT_PROMISC_EN_SHIFT | base_qpn);
context->mcast = cpu_to_be32(1 << SET_PORT_PROMISC_MODE_SHIFT | base_qpn);
context->intra_no_vlan = 0;
context->no_vlan = MLX4_NO_VLAN_IDX;
context->intra_vlan_miss = 0;
context->vlan_miss = MLX4_VLAN_MISS_IDX;
in_mod = MLX4_SET_PORT_RQP_CALC << 8 | port;
err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT,
MLX4_CMD_TIME_CLASS_B);
mlx4_free_cmd_mailbox(dev, mailbox);
return err;
}
int mlx4_en_QUERY_PORT(struct mlx4_en_dev *mdev, u8 port)
{
struct mlx4_en_query_port_context *qport_context;
struct mlx4_en_priv *priv = netdev_priv(mdev->pndev[port]);
struct mlx4_en_port_state *state = &priv->port_state;
struct mlx4_cmd_mailbox *mailbox;
int err;
mailbox = mlx4_alloc_cmd_mailbox(mdev->dev);
if (IS_ERR(mailbox))
return PTR_ERR(mailbox);
memset(mailbox->buf, 0, sizeof(*qport_context));
err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma, port, 0,
MLX4_CMD_QUERY_PORT, MLX4_CMD_TIME_CLASS_B);
if (err)
goto out;
qport_context = mailbox->buf;
/* This command is always accessed from Ethtool context
* already synchronized, no need in locking */
state->link_state = !!(qport_context->link_up & MLX4_EN_LINK_UP_MASK);
if ((qport_context->link_speed & MLX4_EN_SPEED_MASK) ==
MLX4_EN_1G_SPEED)
state->link_speed = 1000;
else
state->link_speed = 10000;
state->transciver = qport_context->transceiver;
out:
mlx4_free_cmd_mailbox(mdev->dev, mailbox);
return err;
}
int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset)
{
struct mlx4_en_stat_out_mbox *mlx4_en_stats;
struct mlx4_en_priv *priv = netdev_priv(mdev->pndev[port]);
struct net_device_stats *stats = &priv->stats;
struct mlx4_cmd_mailbox *mailbox;
u64 in_mod = reset << 8 | port;
int err;
int i;
mailbox = mlx4_alloc_cmd_mailbox(mdev->dev);
if (IS_ERR(mailbox))
return PTR_ERR(mailbox);
memset(mailbox->buf, 0, sizeof(*mlx4_en_stats));
err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma, in_mod, 0,
MLX4_CMD_DUMP_ETH_STATS, MLX4_CMD_TIME_CLASS_B);
if (err)
goto out;
mlx4_en_stats = mailbox->buf;
spin_lock_bh(&priv->stats_lock);
stats->rx_packets = 0;
stats->rx_bytes = 0;
for (i = 0; i < priv->rx_ring_num; i++) {
stats->rx_packets += priv->rx_ring[i].packets;
stats->rx_bytes += priv->rx_ring[i].bytes;
}
stats->tx_packets = 0;
stats->tx_bytes = 0;
for (i = 0; i <= priv->tx_ring_num; i++) {
stats->tx_packets += priv->tx_ring[i].packets;
stats->tx_bytes += priv->tx_ring[i].bytes;
}
stats->rx_errors = be64_to_cpu(mlx4_en_stats->PCS) +
be32_to_cpu(mlx4_en_stats->RdropLength) +
be32_to_cpu(mlx4_en_stats->RJBBR) +
be32_to_cpu(mlx4_en_stats->RCRC) +
be32_to_cpu(mlx4_en_stats->RRUNT);
stats->tx_errors = be32_to_cpu(mlx4_en_stats->TDROP);
stats->multicast = be64_to_cpu(mlx4_en_stats->MCAST_prio_0) +
be64_to_cpu(mlx4_en_stats->MCAST_prio_1) +
be64_to_cpu(mlx4_en_stats->MCAST_prio_2) +
be64_to_cpu(mlx4_en_stats->MCAST_prio_3) +
be64_to_cpu(mlx4_en_stats->MCAST_prio_4) +
be64_to_cpu(mlx4_en_stats->MCAST_prio_5) +
be64_to_cpu(mlx4_en_stats->MCAST_prio_6) +
be64_to_cpu(mlx4_en_stats->MCAST_prio_7) +
be64_to_cpu(mlx4_en_stats->MCAST_novlan);
stats->collisions = 0;
stats->rx_length_errors = be32_to_cpu(mlx4_en_stats->RdropLength);
stats->rx_over_errors = be32_to_cpu(mlx4_en_stats->RdropOvflw);
stats->rx_crc_errors = be32_to_cpu(mlx4_en_stats->RCRC);
stats->rx_frame_errors = 0;
stats->rx_fifo_errors = be32_to_cpu(mlx4_en_stats->RdropOvflw);
stats->rx_missed_errors = be32_to_cpu(mlx4_en_stats->RdropOvflw);
stats->tx_aborted_errors = 0;
stats->tx_carrier_errors = 0;
stats->tx_fifo_errors = 0;
stats->tx_heartbeat_errors = 0;
stats->tx_window_errors = 0;
priv->pkstats.broadcast =
be64_to_cpu(mlx4_en_stats->RBCAST_prio_0) +
be64_to_cpu(mlx4_en_stats->RBCAST_prio_1) +
be64_to_cpu(mlx4_en_stats->RBCAST_prio_2) +
be64_to_cpu(mlx4_en_stats->RBCAST_prio_3) +
be64_to_cpu(mlx4_en_stats->RBCAST_prio_4) +
be64_to_cpu(mlx4_en_stats->RBCAST_prio_5) +
be64_to_cpu(mlx4_en_stats->RBCAST_prio_6) +
be64_to_cpu(mlx4_en_stats->RBCAST_prio_7) +
be64_to_cpu(mlx4_en_stats->RBCAST_novlan);
priv->pkstats.rx_prio[0] = be64_to_cpu(mlx4_en_stats->RTOT_prio_0);
priv->pkstats.rx_prio[1] = be64_to_cpu(mlx4_en_stats->RTOT_prio_1);
priv->pkstats.rx_prio[2] = be64_to_cpu(mlx4_en_stats->RTOT_prio_2);
priv->pkstats.rx_prio[3] = be64_to_cpu(mlx4_en_stats->RTOT_prio_3);
priv->pkstats.rx_prio[4] = be64_to_cpu(mlx4_en_stats->RTOT_prio_4);
priv->pkstats.rx_prio[5] = be64_to_cpu(mlx4_en_stats->RTOT_prio_5);
priv->pkstats.rx_prio[6] = be64_to_cpu(mlx4_en_stats->RTOT_prio_6);
priv->pkstats.rx_prio[7] = be64_to_cpu(mlx4_en_stats->RTOT_prio_7);
priv->pkstats.tx_prio[0] = be64_to_cpu(mlx4_en_stats->TTOT_prio_0);
priv->pkstats.tx_prio[1] = be64_to_cpu(mlx4_en_stats->TTOT_prio_1);
priv->pkstats.tx_prio[2] = be64_to_cpu(mlx4_en_stats->TTOT_prio_2);
priv->pkstats.tx_prio[3] = be64_to_cpu(mlx4_en_stats->TTOT_prio_3);
priv->pkstats.tx_prio[4] = be64_to_cpu(mlx4_en_stats->TTOT_prio_4);
priv->pkstats.tx_prio[5] = be64_to_cpu(mlx4_en_stats->TTOT_prio_5);
priv->pkstats.tx_prio[6] = be64_to_cpu(mlx4_en_stats->TTOT_prio_6);
priv->pkstats.tx_prio[7] = be64_to_cpu(mlx4_en_stats->TTOT_prio_7);
spin_unlock_bh(&priv->stats_lock);
out:
mlx4_free_cmd_mailbox(mdev->dev, mailbox);
return err;
}
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