1 /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ 2 /* Copyright (c) 2021 Mellanox Technologies. */ 3 4 #ifndef __MLX5_IRQ_H__ 5 #define __MLX5_IRQ_H__ 6 7 #include <linux/mlx5/driver.h> 8 9 #define MLX5_COMP_EQS_PER_SF 8 10 11 #define MLX5_IRQ_EQ_CTRL (0) 12 13 struct mlx5_irq; 14 15 int mlx5_irq_table_init(struct mlx5_core_dev *dev); 16 void mlx5_irq_table_cleanup(struct mlx5_core_dev *dev); 17 int mlx5_irq_table_create(struct mlx5_core_dev *dev); 18 void mlx5_irq_table_destroy(struct mlx5_core_dev *dev); 19 int mlx5_irq_table_get_num_comp(struct mlx5_irq_table *table); 20 int mlx5_irq_table_get_sfs_vec(struct mlx5_irq_table *table); 21 struct mlx5_irq_table *mlx5_irq_table_get(struct mlx5_core_dev *dev); 22 23 int mlx5_set_msix_vec_count(struct mlx5_core_dev *dev, int devfn, 24 int msix_vec_count); 25 int mlx5_get_default_msix_vec_count(struct mlx5_core_dev *dev, int num_vfs); 26 27 struct mlx5_irq *mlx5_irq_request(struct mlx5_core_dev *dev, u16 vecidx, 28 struct cpumask *affinity); 29 void mlx5_irq_release(struct mlx5_irq *irq); 30 int mlx5_irq_attach_nb(struct mlx5_irq *irq, struct notifier_block *nb); 31 int mlx5_irq_detach_nb(struct mlx5_irq *irq, struct notifier_block *nb); 32 struct cpumask *mlx5_irq_get_affinity_mask(struct mlx5_irq *irq); 33 int mlx5_irq_get_index(struct mlx5_irq *irq); 34 35 #endif /* __MLX5_IRQ_H__ */ 36