1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Copyright (C) 2023, Intel Corporation. */ 3 4 #ifndef _ICE_IRQ_H_ 5 #define _ICE_IRQ_H_ 6 7 struct ice_irq_entry { 8 unsigned int index; 9 bool dynamic; /* allocation type flag */ 10 }; 11 12 struct ice_irq_tracker { 13 struct xarray entries; 14 u16 num_entries; /* total vectors available */ 15 u16 num_static; /* preallocated entries */ 16 }; 17 18 int ice_init_interrupt_scheme(struct ice_pf *pf); 19 void ice_clear_interrupt_scheme(struct ice_pf *pf); 20 21 struct msi_map ice_alloc_irq(struct ice_pf *pf, bool dyn_only); 22 void ice_free_irq(struct ice_pf *pf, struct msi_map map); 23 int ice_get_max_used_msix_vector(struct ice_pf *pf); 24 25 #endif 26