Commit f1ee87fe authored by Mohamad Haj Yahia's avatar Mohamad Haj Yahia Committed by David S. Miller

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: default avatarMohamad Haj Yahia <mohamad@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9df30601
...@@ -3,7 +3,7 @@ obj-$(CONFIG_MLX5_CORE) += mlx5_core.o ...@@ -3,7 +3,7 @@ obj-$(CONFIG_MLX5_CORE) += mlx5_core.o
mlx5_core-y := main.o cmd.o debugfs.o fw.o eq.o uar.o pagealloc.o \ mlx5_core-y := main.o cmd.o debugfs.o fw.o eq.o uar.o pagealloc.o \
health.o mcg.o cq.o srq.o alloc.o qp.o port.o mr.o pd.o \ health.o mcg.o cq.o srq.o alloc.o qp.o port.o mr.o pd.o \
mad.o transobj.o vport.o sriov.o fs_cmd.o fs_core.o \ mad.o transobj.o vport.o sriov.o fs_cmd.o fs_core.o \
fs_counters.o rl.o lag.o fs_counters.o rl.o lag.o dev.o
mlx5_core-$(CONFIG_MLX5_CORE_EN) += wq.o eswitch.o eswitch_offloads.o \ mlx5_core-$(CONFIG_MLX5_CORE_EN) += wq.o eswitch.o eswitch_offloads.o \
en_main.o en_common.o en_fs.o en_ethtool.o en_tx.o \ en_main.o en_common.o en_fs.o en_ethtool.o en_tx.o \
......
/*
* Copyright (c) 2013-2015, 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/mlx5/driver.h>
#include "mlx5_core.h"
static LIST_HEAD(intf_list);
static LIST_HEAD(mlx5_dev_list);
/* intf dev list mutex */
static DEFINE_MUTEX(mlx5_intf_mutex);
struct mlx5_device_context {
struct list_head list;
struct mlx5_interface *intf;
void *context;
unsigned long state;
};
enum {
MLX5_INTERFACE_ADDED,
MLX5_INTERFACE_ATTACHED,
};
void mlx5_add_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);
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;
}
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);
}
}
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);
}
}
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);
}
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;
}
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;
}
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 u16 mlx5_gen_pci_id(struct mlx5_core_dev *dev)
{
return (u16)((dev->pdev->bus->number << 8) |
PCI_SLOT(dev->pdev->devfn));
}
/* Must be called with intf_mutex held */
struct mlx5_core_dev *mlx5_get_next_phys_dev(struct mlx5_core_dev *dev)
{
u16 pci_id = mlx5_gen_pci_id(dev);
struct mlx5_core_dev *res = NULL;
struct mlx5_core_dev *tmp_dev;
struct mlx5_priv *priv;
list_for_each_entry(priv, &mlx5_dev_list, dev_list) {
tmp_dev = container_of(priv, struct mlx5_core_dev, priv);
if ((dev != tmp_dev) && (mlx5_gen_pci_id(tmp_dev) == pci_id)) {
res = tmp_dev;
break;
}
}
return res;
}
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);
}
void mlx5_dev_list_lock(void)
{
mutex_lock(&mlx5_intf_mutex);
}
void mlx5_dev_list_unlock(void)
{
mutex_unlock(&mlx5_intf_mutex);
}
int mlx5_dev_list_trylock(void)
{
return mutex_trylock(&mlx5_intf_mutex);
}
...@@ -277,7 +277,7 @@ static void mlx5_do_bond_work(struct work_struct *work) ...@@ -277,7 +277,7 @@ static void mlx5_do_bond_work(struct work_struct *work)
bond_work); bond_work);
int status; int status;
status = mutex_trylock(&mlx5_intf_mutex); status = mlx5_dev_list_trylock();
if (!status) { if (!status) {
/* 1 sec delay. */ /* 1 sec delay. */
mlx5_queue_bond_work(ldev, HZ); mlx5_queue_bond_work(ldev, HZ);
...@@ -285,7 +285,7 @@ static void mlx5_do_bond_work(struct work_struct *work) ...@@ -285,7 +285,7 @@ static void mlx5_do_bond_work(struct work_struct *work)
} }
mlx5_do_bond(ldev); mlx5_do_bond(ldev);
mutex_unlock(&mlx5_intf_mutex); mlx5_dev_list_unlock();
} }
static int mlx5_handle_changeupper_event(struct mlx5_lag *ldev, static int mlx5_handle_changeupper_event(struct mlx5_lag *ldev,
...@@ -466,35 +466,21 @@ static void mlx5_lag_dev_remove_pf(struct mlx5_lag *ldev, ...@@ -466,35 +466,21 @@ static void mlx5_lag_dev_remove_pf(struct mlx5_lag *ldev,
mutex_unlock(&lag_mutex); mutex_unlock(&lag_mutex);
} }
static u16 mlx5_gen_pci_id(struct mlx5_core_dev *dev)
{
return (u16)((dev->pdev->bus->number << 8) |
PCI_SLOT(dev->pdev->devfn));
}
/* Must be called with intf_mutex held */ /* Must be called with intf_mutex held */
void mlx5_lag_add(struct mlx5_core_dev *dev, struct net_device *netdev) void mlx5_lag_add(struct mlx5_core_dev *dev, struct net_device *netdev)
{ {
struct mlx5_lag *ldev = NULL; struct mlx5_lag *ldev = NULL;
struct mlx5_core_dev *tmp_dev; struct mlx5_core_dev *tmp_dev;
struct mlx5_priv *priv;
u16 pci_id;
if (!MLX5_CAP_GEN(dev, vport_group_manager) || if (!MLX5_CAP_GEN(dev, vport_group_manager) ||
!MLX5_CAP_GEN(dev, lag_master) || !MLX5_CAP_GEN(dev, lag_master) ||
(MLX5_CAP_GEN(dev, num_lag_ports) != MLX5_MAX_PORTS)) (MLX5_CAP_GEN(dev, num_lag_ports) != MLX5_MAX_PORTS))
return; return;
pci_id = mlx5_gen_pci_id(dev); tmp_dev = mlx5_get_next_phys_dev(dev);
if (tmp_dev)
mlx5_core_for_each_priv(priv) {
tmp_dev = container_of(priv, struct mlx5_core_dev, priv);
if ((dev != tmp_dev) &&
(mlx5_gen_pci_id(tmp_dev) == pci_id)) {
ldev = tmp_dev->priv.lag; ldev = tmp_dev->priv.lag;
break;
}
}
if (!ldev) { if (!ldev) {
ldev = mlx5_lag_dev_alloc(); ldev = mlx5_lag_dev_alloc();
......
...@@ -72,18 +72,6 @@ static int prof_sel = MLX5_DEFAULT_PROF; ...@@ -72,18 +72,6 @@ static int prof_sel = MLX5_DEFAULT_PROF;
module_param_named(prof_sel, prof_sel, int, 0444); module_param_named(prof_sel, prof_sel, int, 0444);
MODULE_PARM_DESC(prof_sel, "profile selector. Valid range 0 - 2"); MODULE_PARM_DESC(prof_sel, "profile selector. Valid range 0 - 2");
static LIST_HEAD(intf_list);
LIST_HEAD(mlx5_dev_list);
DEFINE_MUTEX(mlx5_intf_mutex);
struct mlx5_device_context {
struct list_head list;
struct mlx5_interface *intf;
void *context;
unsigned long state;
};
enum { enum {
MLX5_ATOMIC_REQ_MODE_BE = 0x0, MLX5_ATOMIC_REQ_MODE_BE = 0x0,
MLX5_ATOMIC_REQ_MODE_HOST_ENDIANNESS = 0x1, MLX5_ATOMIC_REQ_MODE_HOST_ENDIANNESS = 0x1,
...@@ -779,248 +767,6 @@ static int mlx5_core_set_issi(struct mlx5_core_dev *dev) ...@@ -779,248 +767,6 @@ static int mlx5_core_set_issi(struct mlx5_core_dev *dev)
return -ENOTSUPP; return -ENOTSUPP;
} }
enum {
MLX5_INTERFACE_ADDED,
MLX5_INTERFACE_ATTACHED,
};
static void mlx5_add_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);
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) 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, ...@@ -1446,22 +1192,6 @@ static int mlx5_unload_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv,
return err; 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 { struct mlx5_core_event_handler {
void (*event)(struct mlx5_core_dev *dev, void (*event)(struct mlx5_core_dev *dev,
enum mlx5_dev_event event, enum mlx5_dev_event event,
......
...@@ -46,9 +46,6 @@ ...@@ -46,9 +46,6 @@
extern int mlx5_core_debug_mask; 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, ...) \ #define mlx5_core_dbg(__dev, format, ...) \
dev_dbg(&(__dev)->pdev->dev, "%s:%s:%d:(pid %d): " format, \ dev_dbg(&(__dev)->pdev->dev, "%s:%s:%d:(pid %d): " format, \
(__dev)->priv.name, __func__, __LINE__, current->pid, \ (__dev)->priv.name, __func__, __LINE__, current->pid, \
...@@ -73,9 +70,6 @@ do { \ ...@@ -73,9 +70,6 @@ do { \
#define mlx5_core_info(__dev, format, ...) \ #define mlx5_core_info(__dev, format, ...) \
dev_info(&(__dev)->pdev->dev, format, ##__VA_ARGS__) 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 { enum {
MLX5_CMD_DATA, /* print command payload only */ MLX5_CMD_DATA, /* print command payload only */
MLX5_CMD_TIME, /* print command execution time */ MLX5_CMD_TIME, /* print command execution time */
...@@ -106,8 +100,19 @@ void mlx5_cq_tasklet_cb(unsigned long data); ...@@ -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_add(struct mlx5_core_dev *dev, struct net_device *netdev);
void mlx5_lag_remove(struct mlx5_core_dev *dev); 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_add_dev_by_protocol(struct mlx5_core_dev *dev, int protocol);
void mlx5_remove_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); bool mlx5_lag_intf_add(struct mlx5_interface *intf, struct mlx5_priv *priv);
......
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