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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
| commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
| tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/net/ethernet/mellanox/mlx5/core/mlx5_irq.h | |
| parent | Initial commit. (diff) | |
| download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip | |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/mlx5_irq.h')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/mlx5_irq.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_irq.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_irq.h new file mode 100644 index 0000000000..1088114e90 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_irq.h @@ -0,0 +1,66 @@ +/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ +/* Copyright (c) 2021 Mellanox Technologies. */ + +#ifndef __MLX5_IRQ_H__ +#define __MLX5_IRQ_H__ + +#include <linux/mlx5/driver.h> + +#define MLX5_COMP_EQS_PER_SF 8 + +struct mlx5_irq; +struct cpu_rmap; + +int mlx5_irq_table_init(struct mlx5_core_dev *dev); +void mlx5_irq_table_cleanup(struct mlx5_core_dev *dev); +int mlx5_irq_table_create(struct mlx5_core_dev *dev); +void mlx5_irq_table_destroy(struct mlx5_core_dev *dev); +void mlx5_irq_table_free_irqs(struct mlx5_core_dev *dev); +int mlx5_irq_table_get_num_comp(struct mlx5_irq_table *table); +int mlx5_irq_table_get_sfs_vec(struct mlx5_irq_table *table); +struct mlx5_irq_table *mlx5_irq_table_get(struct mlx5_core_dev *dev); + +int mlx5_set_msix_vec_count(struct mlx5_core_dev *dev, int devfn, + int msix_vec_count); +int mlx5_get_default_msix_vec_count(struct mlx5_core_dev *dev, int num_vfs); + +struct mlx5_irq *mlx5_ctrl_irq_request(struct mlx5_core_dev *dev); +void mlx5_ctrl_irq_release(struct mlx5_irq *ctrl_irq); +struct mlx5_irq *mlx5_irq_request(struct mlx5_core_dev *dev, u16 vecidx, + struct irq_affinity_desc *af_desc, + struct cpu_rmap **rmap); +struct mlx5_irq *mlx5_irq_request_vector(struct mlx5_core_dev *dev, u16 cpu, + u16 vecidx, struct cpu_rmap **rmap); +void mlx5_irq_release_vector(struct mlx5_irq *irq); +int mlx5_irq_attach_nb(struct mlx5_irq *irq, struct notifier_block *nb); +int mlx5_irq_detach_nb(struct mlx5_irq *irq, struct notifier_block *nb); +struct cpumask *mlx5_irq_get_affinity_mask(struct mlx5_irq *irq); +int mlx5_irq_get_index(struct mlx5_irq *irq); + +struct mlx5_irq_pool; +#ifdef CONFIG_MLX5_SF +struct mlx5_irq *mlx5_irq_affinity_irq_request_auto(struct mlx5_core_dev *dev, + struct cpumask *used_cpus, u16 vecidx); +struct mlx5_irq *mlx5_irq_affinity_request(struct mlx5_irq_pool *pool, + struct irq_affinity_desc *af_desc); +void mlx5_irq_affinity_irq_release(struct mlx5_core_dev *dev, struct mlx5_irq *irq); +#else +static inline +struct mlx5_irq *mlx5_irq_affinity_irq_request_auto(struct mlx5_core_dev *dev, + struct cpumask *used_cpus, u16 vecidx) +{ + return ERR_PTR(-EOPNOTSUPP); +} + +static inline struct mlx5_irq * +mlx5_irq_affinity_request(struct mlx5_irq_pool *pool, struct irq_affinity_desc *af_desc) +{ + return ERR_PTR(-EOPNOTSUPP); +} + +static inline +void mlx5_irq_affinity_irq_release(struct mlx5_core_dev *dev, struct mlx5_irq *irq) +{ +} +#endif +#endif /* __MLX5_IRQ_H__ */ |