| /* 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__ */ |