mirror of https://gitee.com/openkylin/linux.git
net/mlx5: Organize device list API in one place
Hide the exposed (external) mlx5_dev_list and mlx5_intf_mutex and expose an organized modular API to manage and manipulate mlx5 devices list. Signed-off-by: Mohamad Haj Yahia <mohamad@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Mohamad Haj Yahia
David S. Miller
parent
9df30601c8
commit
f1ee87fe55
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@ -3,7 +3,7 @@ obj-$(CONFIG_MLX5_CORE) += mlx5_core.o
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mlx5_core-y := main.o cmd.o debugfs.o fw.o eq.o uar.o pagealloc.o \
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health.o mcg.o cq.o srq.o alloc.o qp.o port.o mr.o pd.o \
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mad.o transobj.o vport.o sriov.o fs_cmd.o fs_core.o \
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fs_counters.o rl.o lag.o
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fs_counters.o rl.o lag.o dev.o
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mlx5_core-$(CONFIG_MLX5_CORE_EN) += wq.o eswitch.o eswitch_offloads.o \
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en_main.o en_common.o en_fs.o en_ethtool.o en_tx.o \
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@ -0,0 +1,345 @@
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/*
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* Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include <linux/mlx5/driver.h>
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#include "mlx5_core.h"
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static LIST_HEAD(intf_list);
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static LIST_HEAD(mlx5_dev_list);
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/* intf dev list mutex */
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static DEFINE_MUTEX(mlx5_intf_mutex);
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struct mlx5_device_context {
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struct list_head list;
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struct mlx5_interface *intf;
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void *context;
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unsigned long state;
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};
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enum {
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MLX5_INTERFACE_ADDED,
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MLX5_INTERFACE_ATTACHED,
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};
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void mlx5_add_device(struct mlx5_interface *intf, struct mlx5_priv *priv)
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{
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struct mlx5_device_context *dev_ctx;
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struct mlx5_core_dev *dev = container_of(priv, struct mlx5_core_dev, priv);
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if (!mlx5_lag_intf_add(intf, priv))
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return;
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dev_ctx = kzalloc(sizeof(*dev_ctx), GFP_KERNEL);
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if (!dev_ctx)
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return;
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dev_ctx->intf = intf;
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dev_ctx->context = intf->add(dev);
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set_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state);
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if (intf->attach)
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set_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state);
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if (dev_ctx->context) {
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spin_lock_irq(&priv->ctx_lock);
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list_add_tail(&dev_ctx->list, &priv->ctx_list);
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spin_unlock_irq(&priv->ctx_lock);
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} else {
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kfree(dev_ctx);
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}
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}
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static struct mlx5_device_context *mlx5_get_device(struct mlx5_interface *intf,
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struct mlx5_priv *priv)
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{
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struct mlx5_device_context *dev_ctx;
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list_for_each_entry(dev_ctx, &priv->ctx_list, list)
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if (dev_ctx->intf == intf)
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return dev_ctx;
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return NULL;
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}
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void mlx5_remove_device(struct mlx5_interface *intf, struct mlx5_priv *priv)
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{
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struct mlx5_device_context *dev_ctx;
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struct mlx5_core_dev *dev = container_of(priv, struct mlx5_core_dev, priv);
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dev_ctx = mlx5_get_device(intf, priv);
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if (!dev_ctx)
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return;
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spin_lock_irq(&priv->ctx_lock);
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list_del(&dev_ctx->list);
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spin_unlock_irq(&priv->ctx_lock);
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if (test_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state))
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intf->remove(dev, dev_ctx->context);
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kfree(dev_ctx);
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}
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static void mlx5_attach_interface(struct mlx5_interface *intf, struct mlx5_priv *priv)
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{
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struct mlx5_device_context *dev_ctx;
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struct mlx5_core_dev *dev = container_of(priv, struct mlx5_core_dev, priv);
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dev_ctx = mlx5_get_device(intf, priv);
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if (!dev_ctx)
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return;
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if (intf->attach) {
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if (test_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state))
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return;
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intf->attach(dev, dev_ctx->context);
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set_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state);
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} else {
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if (test_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state))
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return;
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dev_ctx->context = intf->add(dev);
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set_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state);
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}
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}
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void mlx5_attach_device(struct mlx5_core_dev *dev)
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{
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struct mlx5_priv *priv = &dev->priv;
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struct mlx5_interface *intf;
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mutex_lock(&mlx5_intf_mutex);
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list_for_each_entry(intf, &intf_list, list)
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mlx5_attach_interface(intf, priv);
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mutex_unlock(&mlx5_intf_mutex);
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}
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static void mlx5_detach_interface(struct mlx5_interface *intf, struct mlx5_priv *priv)
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{
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struct mlx5_device_context *dev_ctx;
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struct mlx5_core_dev *dev = container_of(priv, struct mlx5_core_dev, priv);
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dev_ctx = mlx5_get_device(intf, priv);
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if (!dev_ctx)
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return;
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if (intf->detach) {
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if (!test_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state))
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return;
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intf->detach(dev, dev_ctx->context);
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clear_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state);
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} else {
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if (!test_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state))
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return;
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intf->remove(dev, dev_ctx->context);
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clear_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state);
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}
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}
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void mlx5_detach_device(struct mlx5_core_dev *dev)
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{
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struct mlx5_priv *priv = &dev->priv;
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struct mlx5_interface *intf;
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mutex_lock(&mlx5_intf_mutex);
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list_for_each_entry(intf, &intf_list, list)
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mlx5_detach_interface(intf, priv);
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mutex_unlock(&mlx5_intf_mutex);
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}
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bool mlx5_device_registered(struct mlx5_core_dev *dev)
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{
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struct mlx5_priv *priv;
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bool found = false;
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mutex_lock(&mlx5_intf_mutex);
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list_for_each_entry(priv, &mlx5_dev_list, dev_list)
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if (priv == &dev->priv)
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found = true;
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mutex_unlock(&mlx5_intf_mutex);
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return found;
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}
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int mlx5_register_device(struct mlx5_core_dev *dev)
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{
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struct mlx5_priv *priv = &dev->priv;
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struct mlx5_interface *intf;
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mutex_lock(&mlx5_intf_mutex);
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list_add_tail(&priv->dev_list, &mlx5_dev_list);
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list_for_each_entry(intf, &intf_list, list)
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mlx5_add_device(intf, priv);
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mutex_unlock(&mlx5_intf_mutex);
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return 0;
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}
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void mlx5_unregister_device(struct mlx5_core_dev *dev)
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{
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struct mlx5_priv *priv = &dev->priv;
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struct mlx5_interface *intf;
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mutex_lock(&mlx5_intf_mutex);
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list_for_each_entry(intf, &intf_list, list)
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mlx5_remove_device(intf, priv);
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list_del(&priv->dev_list);
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mutex_unlock(&mlx5_intf_mutex);
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}
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int mlx5_register_interface(struct mlx5_interface *intf)
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{
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struct mlx5_priv *priv;
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if (!intf->add || !intf->remove)
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return -EINVAL;
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mutex_lock(&mlx5_intf_mutex);
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list_add_tail(&intf->list, &intf_list);
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list_for_each_entry(priv, &mlx5_dev_list, dev_list)
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mlx5_add_device(intf, priv);
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mutex_unlock(&mlx5_intf_mutex);
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return 0;
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}
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EXPORT_SYMBOL(mlx5_register_interface);
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void mlx5_unregister_interface(struct mlx5_interface *intf)
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{
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struct mlx5_priv *priv;
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mutex_lock(&mlx5_intf_mutex);
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list_for_each_entry(priv, &mlx5_dev_list, dev_list)
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mlx5_remove_device(intf, priv);
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list_del(&intf->list);
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mutex_unlock(&mlx5_intf_mutex);
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}
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EXPORT_SYMBOL(mlx5_unregister_interface);
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void *mlx5_get_protocol_dev(struct mlx5_core_dev *mdev, int protocol)
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{
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struct mlx5_priv *priv = &mdev->priv;
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struct mlx5_device_context *dev_ctx;
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unsigned long flags;
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void *result = NULL;
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spin_lock_irqsave(&priv->ctx_lock, flags);
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list_for_each_entry(dev_ctx, &mdev->priv.ctx_list, list)
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if ((dev_ctx->intf->protocol == protocol) &&
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dev_ctx->intf->get_dev) {
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result = dev_ctx->intf->get_dev(dev_ctx->context);
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break;
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}
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spin_unlock_irqrestore(&priv->ctx_lock, flags);
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return result;
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}
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EXPORT_SYMBOL(mlx5_get_protocol_dev);
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/* Must be called with intf_mutex held */
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void mlx5_add_dev_by_protocol(struct mlx5_core_dev *dev, int protocol)
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{
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struct mlx5_interface *intf;
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list_for_each_entry(intf, &intf_list, list)
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if (intf->protocol == protocol) {
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mlx5_add_device(intf, &dev->priv);
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break;
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}
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}
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/* Must be called with intf_mutex held */
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void mlx5_remove_dev_by_protocol(struct mlx5_core_dev *dev, int protocol)
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{
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struct mlx5_interface *intf;
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list_for_each_entry(intf, &intf_list, list)
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if (intf->protocol == protocol) {
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mlx5_remove_device(intf, &dev->priv);
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break;
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}
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}
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static u16 mlx5_gen_pci_id(struct mlx5_core_dev *dev)
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{
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return (u16)((dev->pdev->bus->number << 8) |
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PCI_SLOT(dev->pdev->devfn));
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}
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/* Must be called with intf_mutex held */
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struct mlx5_core_dev *mlx5_get_next_phys_dev(struct mlx5_core_dev *dev)
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{
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u16 pci_id = mlx5_gen_pci_id(dev);
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struct mlx5_core_dev *res = NULL;
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struct mlx5_core_dev *tmp_dev;
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struct mlx5_priv *priv;
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list_for_each_entry(priv, &mlx5_dev_list, dev_list) {
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tmp_dev = container_of(priv, struct mlx5_core_dev, priv);
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if ((dev != tmp_dev) && (mlx5_gen_pci_id(tmp_dev) == pci_id)) {
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res = tmp_dev;
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break;
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}
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}
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return res;
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}
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void mlx5_core_event(struct mlx5_core_dev *dev, enum mlx5_dev_event event,
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unsigned long param)
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{
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struct mlx5_priv *priv = &dev->priv;
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struct mlx5_device_context *dev_ctx;
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unsigned long flags;
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spin_lock_irqsave(&priv->ctx_lock, flags);
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list_for_each_entry(dev_ctx, &priv->ctx_list, list)
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if (dev_ctx->intf->event)
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dev_ctx->intf->event(dev, dev_ctx->context, event, param);
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spin_unlock_irqrestore(&priv->ctx_lock, flags);
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}
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void mlx5_dev_list_lock(void)
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{
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mutex_lock(&mlx5_intf_mutex);
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}
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void mlx5_dev_list_unlock(void)
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{
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mutex_unlock(&mlx5_intf_mutex);
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}
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int mlx5_dev_list_trylock(void)
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{
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return mutex_trylock(&mlx5_intf_mutex);
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}
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@ -277,7 +277,7 @@ static void mlx5_do_bond_work(struct work_struct *work)
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bond_work);
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int status;
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status = mutex_trylock(&mlx5_intf_mutex);
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status = mlx5_dev_list_trylock();
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if (!status) {
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/* 1 sec delay. */
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mlx5_queue_bond_work(ldev, HZ);
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@ -285,7 +285,7 @@ static void mlx5_do_bond_work(struct work_struct *work)
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}
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mlx5_do_bond(ldev);
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mutex_unlock(&mlx5_intf_mutex);
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mlx5_dev_list_unlock();
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}
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static int mlx5_handle_changeupper_event(struct mlx5_lag *ldev,
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@ -466,35 +466,21 @@ static void mlx5_lag_dev_remove_pf(struct mlx5_lag *ldev,
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mutex_unlock(&lag_mutex);
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}
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static u16 mlx5_gen_pci_id(struct mlx5_core_dev *dev)
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{
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return (u16)((dev->pdev->bus->number << 8) |
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PCI_SLOT(dev->pdev->devfn));
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}
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/* Must be called with intf_mutex held */
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void mlx5_lag_add(struct mlx5_core_dev *dev, struct net_device *netdev)
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{
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struct mlx5_lag *ldev = NULL;
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struct mlx5_core_dev *tmp_dev;
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struct mlx5_priv *priv;
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u16 pci_id;
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if (!MLX5_CAP_GEN(dev, vport_group_manager) ||
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!MLX5_CAP_GEN(dev, lag_master) ||
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(MLX5_CAP_GEN(dev, num_lag_ports) != MLX5_MAX_PORTS))
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return;
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pci_id = mlx5_gen_pci_id(dev);
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mlx5_core_for_each_priv(priv) {
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tmp_dev = container_of(priv, struct mlx5_core_dev, priv);
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if ((dev != tmp_dev) &&
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(mlx5_gen_pci_id(tmp_dev) == pci_id)) {
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ldev = tmp_dev->priv.lag;
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break;
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}
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}
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tmp_dev = mlx5_get_next_phys_dev(dev);
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if (tmp_dev)
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ldev = tmp_dev->priv.lag;
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if (!ldev) {
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ldev = mlx5_lag_dev_alloc();
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@ -72,18 +72,6 @@ static int prof_sel = MLX5_DEFAULT_PROF;
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module_param_named(prof_sel, prof_sel, int, 0444);
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MODULE_PARM_DESC(prof_sel, "profile selector. Valid range 0 - 2");
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static LIST_HEAD(intf_list);
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LIST_HEAD(mlx5_dev_list);
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DEFINE_MUTEX(mlx5_intf_mutex);
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struct mlx5_device_context {
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struct list_head list;
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struct mlx5_interface *intf;
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void *context;
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unsigned long state;
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};
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enum {
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MLX5_ATOMIC_REQ_MODE_BE = 0x0,
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MLX5_ATOMIC_REQ_MODE_HOST_ENDIANNESS = 0x1,
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@ -779,248 +767,6 @@ static int mlx5_core_set_issi(struct mlx5_core_dev *dev)
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return -ENOTSUPP;
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}
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enum {
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MLX5_INTERFACE_ADDED,
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MLX5_INTERFACE_ATTACHED,
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};
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static void mlx5_add_device(struct mlx5_interface *intf, struct mlx5_priv *priv)
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{
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struct mlx5_device_context *dev_ctx;
|
||||
struct mlx5_core_dev *dev = container_of(priv, struct mlx5_core_dev, priv);
|
||||
|
||||
if (!mlx5_lag_intf_add(intf, priv))
|
||||
return;
|
||||
|
||||
dev_ctx = kzalloc(sizeof(*dev_ctx), GFP_KERNEL);
|
||||
if (!dev_ctx)
|
||||
return;
|
||||
|
||||
dev_ctx->intf = intf;
|
||||
dev_ctx->context = intf->add(dev);
|
||||
set_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state);
|
||||
if (intf->attach)
|
||||
set_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state);
|
||||
|
||||
if (dev_ctx->context) {
|
||||
spin_lock_irq(&priv->ctx_lock);
|
||||
list_add_tail(&dev_ctx->list, &priv->ctx_list);
|
||||
spin_unlock_irq(&priv->ctx_lock);
|
||||
} else {
|
||||
kfree(dev_ctx);
|
||||
}
|
||||
}
|
||||
|
||||
static struct mlx5_device_context *mlx5_get_device(struct mlx5_interface *intf,
|
||||
struct mlx5_priv *priv)
|
||||
{
|
||||
struct mlx5_device_context *dev_ctx;
|
||||
|
||||
list_for_each_entry(dev_ctx, &priv->ctx_list, list)
|
||||
if (dev_ctx->intf == intf)
|
||||
return dev_ctx;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static void mlx5_remove_device(struct mlx5_interface *intf, struct mlx5_priv *priv)
|
||||
{
|
||||
struct mlx5_device_context *dev_ctx;
|
||||
struct mlx5_core_dev *dev = container_of(priv, struct mlx5_core_dev, priv);
|
||||
|
||||
dev_ctx = mlx5_get_device(intf, priv);
|
||||
if (!dev_ctx)
|
||||
return;
|
||||
|
||||
spin_lock_irq(&priv->ctx_lock);
|
||||
list_del(&dev_ctx->list);
|
||||
spin_unlock_irq(&priv->ctx_lock);
|
||||
|
||||
if (test_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state))
|
||||
intf->remove(dev, dev_ctx->context);
|
||||
|
||||
kfree(dev_ctx);
|
||||
}
|
||||
|
||||
static void mlx5_attach_interface(struct mlx5_interface *intf, struct mlx5_priv *priv)
|
||||
{
|
||||
struct mlx5_device_context *dev_ctx;
|
||||
struct mlx5_core_dev *dev = container_of(priv, struct mlx5_core_dev, priv);
|
||||
|
||||
dev_ctx = mlx5_get_device(intf, priv);
|
||||
if (!dev_ctx)
|
||||
return;
|
||||
|
||||
if (intf->attach) {
|
||||
if (test_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state))
|
||||
return;
|
||||
intf->attach(dev, dev_ctx->context);
|
||||
set_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state);
|
||||
} else {
|
||||
if (test_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state))
|
||||
return;
|
||||
dev_ctx->context = intf->add(dev);
|
||||
set_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state);
|
||||
}
|
||||
}
|
||||
|
||||
static void mlx5_attach_device(struct mlx5_core_dev *dev)
|
||||
{
|
||||
struct mlx5_priv *priv = &dev->priv;
|
||||
struct mlx5_interface *intf;
|
||||
|
||||
mutex_lock(&mlx5_intf_mutex);
|
||||
list_for_each_entry(intf, &intf_list, list)
|
||||
mlx5_attach_interface(intf, priv);
|
||||
mutex_unlock(&mlx5_intf_mutex);
|
||||
}
|
||||
|
||||
static void mlx5_detach_interface(struct mlx5_interface *intf, struct mlx5_priv *priv)
|
||||
{
|
||||
struct mlx5_device_context *dev_ctx;
|
||||
struct mlx5_core_dev *dev = container_of(priv, struct mlx5_core_dev, priv);
|
||||
|
||||
dev_ctx = mlx5_get_device(intf, priv);
|
||||
if (!dev_ctx)
|
||||
return;
|
||||
|
||||
if (intf->detach) {
|
||||
if (!test_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state))
|
||||
return;
|
||||
intf->detach(dev, dev_ctx->context);
|
||||
clear_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state);
|
||||
} else {
|
||||
if (!test_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state))
|
||||
return;
|
||||
intf->remove(dev, dev_ctx->context);
|
||||
clear_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state);
|
||||
}
|
||||
}
|
||||
|
||||
static void mlx5_detach_device(struct mlx5_core_dev *dev)
|
||||
{
|
||||
struct mlx5_priv *priv = &dev->priv;
|
||||
struct mlx5_interface *intf;
|
||||
|
||||
mutex_lock(&mlx5_intf_mutex);
|
||||
list_for_each_entry(intf, &intf_list, list)
|
||||
mlx5_detach_interface(intf, priv);
|
||||
mutex_unlock(&mlx5_intf_mutex);
|
||||
}
|
||||
|
||||
static bool mlx5_device_registered(struct mlx5_core_dev *dev)
|
||||
{
|
||||
struct mlx5_priv *priv;
|
||||
bool found = false;
|
||||
|
||||
mutex_lock(&mlx5_intf_mutex);
|
||||
list_for_each_entry(priv, &mlx5_dev_list, dev_list)
|
||||
if (priv == &dev->priv)
|
||||
found = true;
|
||||
mutex_unlock(&mlx5_intf_mutex);
|
||||
|
||||
return found;
|
||||
}
|
||||
|
||||
static int mlx5_register_device(struct mlx5_core_dev *dev)
|
||||
{
|
||||
struct mlx5_priv *priv = &dev->priv;
|
||||
struct mlx5_interface *intf;
|
||||
|
||||
mutex_lock(&mlx5_intf_mutex);
|
||||
list_add_tail(&priv->dev_list, &mlx5_dev_list);
|
||||
list_for_each_entry(intf, &intf_list, list)
|
||||
mlx5_add_device(intf, priv);
|
||||
mutex_unlock(&mlx5_intf_mutex);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void mlx5_unregister_device(struct mlx5_core_dev *dev)
|
||||
{
|
||||
struct mlx5_priv *priv = &dev->priv;
|
||||
struct mlx5_interface *intf;
|
||||
|
||||
mutex_lock(&mlx5_intf_mutex);
|
||||
list_for_each_entry(intf, &intf_list, list)
|
||||
mlx5_remove_device(intf, priv);
|
||||
list_del(&priv->dev_list);
|
||||
mutex_unlock(&mlx5_intf_mutex);
|
||||
}
|
||||
|
||||
int mlx5_register_interface(struct mlx5_interface *intf)
|
||||
{
|
||||
struct mlx5_priv *priv;
|
||||
|
||||
if (!intf->add || !intf->remove)
|
||||
return -EINVAL;
|
||||
|
||||
mutex_lock(&mlx5_intf_mutex);
|
||||
list_add_tail(&intf->list, &intf_list);
|
||||
list_for_each_entry(priv, &mlx5_dev_list, dev_list)
|
||||
mlx5_add_device(intf, priv);
|
||||
mutex_unlock(&mlx5_intf_mutex);
|
||||
|
||||
return 0;
|
||||
}
|
||||
EXPORT_SYMBOL(mlx5_register_interface);
|
||||
|
||||
void mlx5_unregister_interface(struct mlx5_interface *intf)
|
||||
{
|
||||
struct mlx5_priv *priv;
|
||||
|
||||
mutex_lock(&mlx5_intf_mutex);
|
||||
list_for_each_entry(priv, &mlx5_dev_list, dev_list)
|
||||
mlx5_remove_device(intf, priv);
|
||||
list_del(&intf->list);
|
||||
mutex_unlock(&mlx5_intf_mutex);
|
||||
}
|
||||
EXPORT_SYMBOL(mlx5_unregister_interface);
|
||||
|
||||
void *mlx5_get_protocol_dev(struct mlx5_core_dev *mdev, int protocol)
|
||||
{
|
||||
struct mlx5_priv *priv = &mdev->priv;
|
||||
struct mlx5_device_context *dev_ctx;
|
||||
unsigned long flags;
|
||||
void *result = NULL;
|
||||
|
||||
spin_lock_irqsave(&priv->ctx_lock, flags);
|
||||
|
||||
list_for_each_entry(dev_ctx, &mdev->priv.ctx_list, list)
|
||||
if ((dev_ctx->intf->protocol == protocol) &&
|
||||
dev_ctx->intf->get_dev) {
|
||||
result = dev_ctx->intf->get_dev(dev_ctx->context);
|
||||
break;
|
||||
}
|
||||
|
||||
spin_unlock_irqrestore(&priv->ctx_lock, flags);
|
||||
|
||||
return result;
|
||||
}
|
||||
EXPORT_SYMBOL(mlx5_get_protocol_dev);
|
||||
|
||||
/* Must be called with intf_mutex held */
|
||||
void mlx5_add_dev_by_protocol(struct mlx5_core_dev *dev, int protocol)
|
||||
{
|
||||
struct mlx5_interface *intf;
|
||||
|
||||
list_for_each_entry(intf, &intf_list, list)
|
||||
if (intf->protocol == protocol) {
|
||||
mlx5_add_device(intf, &dev->priv);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/* Must be called with intf_mutex held */
|
||||
void mlx5_remove_dev_by_protocol(struct mlx5_core_dev *dev, int protocol)
|
||||
{
|
||||
struct mlx5_interface *intf;
|
||||
|
||||
list_for_each_entry(intf, &intf_list, list)
|
||||
if (intf->protocol == protocol) {
|
||||
mlx5_remove_device(intf, &dev->priv);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static int mlx5_pci_init(struct mlx5_core_dev *dev, struct mlx5_priv *priv)
|
||||
{
|
||||
|
|
@ -1446,22 +1192,6 @@ static int mlx5_unload_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv,
|
|||
return err;
|
||||
}
|
||||
|
||||
void mlx5_core_event(struct mlx5_core_dev *dev, enum mlx5_dev_event event,
|
||||
unsigned long param)
|
||||
{
|
||||
struct mlx5_priv *priv = &dev->priv;
|
||||
struct mlx5_device_context *dev_ctx;
|
||||
unsigned long flags;
|
||||
|
||||
spin_lock_irqsave(&priv->ctx_lock, flags);
|
||||
|
||||
list_for_each_entry(dev_ctx, &priv->ctx_list, list)
|
||||
if (dev_ctx->intf->event)
|
||||
dev_ctx->intf->event(dev, dev_ctx->context, event, param);
|
||||
|
||||
spin_unlock_irqrestore(&priv->ctx_lock, flags);
|
||||
}
|
||||
|
||||
struct mlx5_core_event_handler {
|
||||
void (*event)(struct mlx5_core_dev *dev,
|
||||
enum mlx5_dev_event event,
|
||||
|
|
|
|||
|
|
@ -46,9 +46,6 @@
|
|||
|
||||
extern int mlx5_core_debug_mask;
|
||||
|
||||
extern struct list_head mlx5_dev_list;
|
||||
extern struct mutex mlx5_intf_mutex;
|
||||
|
||||
#define mlx5_core_dbg(__dev, format, ...) \
|
||||
dev_dbg(&(__dev)->pdev->dev, "%s:%s:%d:(pid %d): " format, \
|
||||
(__dev)->priv.name, __func__, __LINE__, current->pid, \
|
||||
|
|
@ -73,9 +70,6 @@ do { \
|
|||
#define mlx5_core_info(__dev, format, ...) \
|
||||
dev_info(&(__dev)->pdev->dev, format, ##__VA_ARGS__)
|
||||
|
||||
#define mlx5_core_for_each_priv(__priv) \
|
||||
list_for_each_entry(__priv, &mlx5_dev_list, dev_list)
|
||||
|
||||
enum {
|
||||
MLX5_CMD_DATA, /* print command payload only */
|
||||
MLX5_CMD_TIME, /* print command execution time */
|
||||
|
|
@ -106,8 +100,19 @@ void mlx5_cq_tasklet_cb(unsigned long data);
|
|||
void mlx5_lag_add(struct mlx5_core_dev *dev, struct net_device *netdev);
|
||||
void mlx5_lag_remove(struct mlx5_core_dev *dev);
|
||||
|
||||
void mlx5_add_device(struct mlx5_interface *intf, struct mlx5_priv *priv);
|
||||
void mlx5_remove_device(struct mlx5_interface *intf, struct mlx5_priv *priv);
|
||||
void mlx5_attach_device(struct mlx5_core_dev *dev);
|
||||
void mlx5_detach_device(struct mlx5_core_dev *dev);
|
||||
bool mlx5_device_registered(struct mlx5_core_dev *dev);
|
||||
int mlx5_register_device(struct mlx5_core_dev *dev);
|
||||
void mlx5_unregister_device(struct mlx5_core_dev *dev);
|
||||
void mlx5_add_dev_by_protocol(struct mlx5_core_dev *dev, int protocol);
|
||||
void mlx5_remove_dev_by_protocol(struct mlx5_core_dev *dev, int protocol);
|
||||
struct mlx5_core_dev *mlx5_get_next_phys_dev(struct mlx5_core_dev *dev);
|
||||
void mlx5_dev_list_lock(void);
|
||||
void mlx5_dev_list_unlock(void);
|
||||
int mlx5_dev_list_trylock(void);
|
||||
|
||||
bool mlx5_lag_intf_add(struct mlx5_interface *intf, struct mlx5_priv *priv);
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue