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path: root/drivers/infiniband/hw/mlx5/main.c
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Diffstat (limited to 'drivers/infiniband/hw/mlx5/main.c')
-rw-r--r--drivers/infiniband/hw/mlx5/main.c107
1 files changed, 6 insertions, 101 deletions
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index cc4ac1e583b2..57c9809e8b87 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved.
+ * 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
@@ -62,95 +62,6 @@ static char mlx5_version[] =
DRIVER_NAME ": Mellanox Connect-IB Infiniband driver v"
DRIVER_VERSION " (" DRIVER_RELDATE ")\n";
-int mlx5_vector2eqn(struct mlx5_ib_dev *dev, int vector, int *eqn, int *irqn)
-{
- struct mlx5_eq_table *table = &dev->mdev->priv.eq_table;
- struct mlx5_eq *eq, *n;
- int err = -ENOENT;
-
- spin_lock(&table->lock);
- list_for_each_entry_safe(eq, n, &dev->eqs_list, list) {
- if (eq->index == vector) {
- *eqn = eq->eqn;
- *irqn = eq->irqn;
- err = 0;
- break;
- }
- }
- spin_unlock(&table->lock);
-
- return err;
-}
-
-static int alloc_comp_eqs(struct mlx5_ib_dev *dev)
-{
- struct mlx5_eq_table *table = &dev->mdev->priv.eq_table;
- char name[MLX5_MAX_EQ_NAME];
- struct mlx5_eq *eq, *n;
- int ncomp_vec;
- int nent;
- int err;
- int i;
-
- INIT_LIST_HEAD(&dev->eqs_list);
- ncomp_vec = table->num_comp_vectors;
- nent = MLX5_COMP_EQ_SIZE;
- for (i = 0; i < ncomp_vec; i++) {
- eq = kzalloc(sizeof(*eq), GFP_KERNEL);
- if (!eq) {
- err = -ENOMEM;
- goto clean;
- }
-
- snprintf(name, MLX5_MAX_EQ_NAME, "mlx5_comp%d", i);
- err = mlx5_create_map_eq(dev->mdev, eq,
- i + MLX5_EQ_VEC_COMP_BASE, nent, 0,
- name, &dev->mdev->priv.uuari.uars[0]);
- if (err) {
- kfree(eq);
- goto clean;
- }
- mlx5_ib_dbg(dev, "allocated completion EQN %d\n", eq->eqn);
- eq->index = i;
- spin_lock(&table->lock);
- list_add_tail(&eq->list, &dev->eqs_list);
- spin_unlock(&table->lock);
- }
-
- dev->num_comp_vectors = ncomp_vec;
- return 0;
-
-clean:
- spin_lock(&table->lock);
- list_for_each_entry_safe(eq, n, &dev->eqs_list, list) {
- list_del(&eq->list);
- spin_unlock(&table->lock);
- if (mlx5_destroy_unmap_eq(dev->mdev, eq))
- mlx5_ib_warn(dev, "failed to destroy EQ 0x%x\n", eq->eqn);
- kfree(eq);
- spin_lock(&table->lock);
- }
- spin_unlock(&table->lock);
- return err;
-}
-
-static void free_comp_eqs(struct mlx5_ib_dev *dev)
-{
- struct mlx5_eq_table *table = &dev->mdev->priv.eq_table;
- struct mlx5_eq *eq, *n;
-
- spin_lock(&table->lock);
- list_for_each_entry_safe(eq, n, &dev->eqs_list, list) {
- list_del(&eq->list);
- spin_unlock(&table->lock);
- if (mlx5_destroy_unmap_eq(dev->mdev, eq))
- mlx5_ib_warn(dev, "failed to destroy EQ 0x%x\n", eq->eqn);
- kfree(eq);
- spin_lock(&table->lock);
- }
- spin_unlock(&table->lock);
-}
-
static int mlx5_ib_query_device(struct ib_device *ibdev,
struct ib_device_attr *props)
{
@@ -1291,10 +1202,6 @@ static void *mlx5_ib_add(struct mlx5_core_dev *mdev)
get_ext_port_caps(dev);
- err = alloc_comp_eqs(dev);
- if (err)
- goto err_dealloc;
-
MLX5_INIT_DOORBELL_LOCK(&dev->uar_lock);
strlcpy(dev->ib_dev.name, "mlx5_%d", IB_DEVICE_NAME_MAX);
@@ -1303,7 +1210,8 @@ static void *mlx5_ib_add(struct mlx5_core_dev *mdev)
dev->ib_dev.local_dma_lkey = mdev->caps.gen.reserved_lkey;
dev->num_ports = mdev->caps.gen.num_ports;
dev->ib_dev.phys_port_cnt = dev->num_ports;
- dev->ib_dev.num_comp_vectors = dev->num_comp_vectors;
+ dev->ib_dev.num_comp_vectors =
+ dev->mdev->priv.eq_table.num_comp_vectors;
dev->ib_dev.dma_device = &mdev->pdev->dev;
dev->ib_dev.uverbs_abi_ver = MLX5_IB_UVERBS_ABI_VERSION;
@@ -1390,13 +1298,13 @@ static void *mlx5_ib_add(struct mlx5_core_dev *mdev)
err = init_node_data(dev);
if (err)
- goto err_eqs;
+ goto err_dealloc;
mutex_init(&dev->cap_mask_mutex);
err = create_dev_resources(&dev->devr);
if (err)
- goto err_eqs;
+ goto err_dealloc;
err = mlx5_ib_odp_init_one(dev);
if (err)
@@ -1433,9 +1341,6 @@ err_odp:
err_rsrc:
destroy_dev_resources(&dev->devr);
-err_eqs:
- free_comp_eqs(dev);
-
err_dealloc:
ib_dealloc_device((struct ib_device *)dev);
@@ -1450,7 +1355,6 @@ static void mlx5_ib_remove(struct mlx5_core_dev *mdev, void *context)
destroy_umrc_res(dev);
mlx5_ib_odp_remove_one(dev);
destroy_dev_resources(&dev->devr);
- free_comp_eqs(dev);
ib_dealloc_device(&dev->ib_dev);
}
@@ -1458,6 +1362,7 @@ static struct mlx5_interface mlx5_ib_interface = {
.add = mlx5_ib_add,
.remove = mlx5_ib_remove,
.event = mlx5_ib_event,
+ .protocol = MLX5_INTERFACE_PROTOCOL_IB,
};
static int __init mlx5_ib_init(void)