1*7f41ce08SM Chetan Kumar /* SPDX-License-Identifier: GPL-2.0-only 2*7f41ce08SM Chetan Kumar * 3*7f41ce08SM Chetan Kumar * Copyright (C) 2020-21 Intel Corporation. 4*7f41ce08SM Chetan Kumar */ 5*7f41ce08SM Chetan Kumar 6*7f41ce08SM Chetan Kumar #ifndef IOSM_IPC_IRQ_H 7*7f41ce08SM Chetan Kumar #define IOSM_IPC_IRQ_H 8*7f41ce08SM Chetan Kumar 9*7f41ce08SM Chetan Kumar struct iosm_pcie; 10*7f41ce08SM Chetan Kumar 11*7f41ce08SM Chetan Kumar /** 12*7f41ce08SM Chetan Kumar * ipc_doorbell_fire - fire doorbell to CP 13*7f41ce08SM Chetan Kumar * @ipc_pcie: Pointer to iosm_pcie 14*7f41ce08SM Chetan Kumar * @irq_n: Doorbell type 15*7f41ce08SM Chetan Kumar * @data: ipc state 16*7f41ce08SM Chetan Kumar */ 17*7f41ce08SM Chetan Kumar void ipc_doorbell_fire(struct iosm_pcie *ipc_pcie, int irq_n, u32 data); 18*7f41ce08SM Chetan Kumar 19*7f41ce08SM Chetan Kumar /** 20*7f41ce08SM Chetan Kumar * ipc_release_irq - Release the IRQ handler. 21*7f41ce08SM Chetan Kumar * @ipc_pcie: Pointer to iosm_pcie struct 22*7f41ce08SM Chetan Kumar */ 23*7f41ce08SM Chetan Kumar void ipc_release_irq(struct iosm_pcie *ipc_pcie); 24*7f41ce08SM Chetan Kumar 25*7f41ce08SM Chetan Kumar /** 26*7f41ce08SM Chetan Kumar * ipc_acquire_irq - acquire IRQ & register IRQ handler. 27*7f41ce08SM Chetan Kumar * @ipc_pcie: Pointer to iosm_pcie struct 28*7f41ce08SM Chetan Kumar * 29*7f41ce08SM Chetan Kumar * Return: 0 on success and failure value on error 30*7f41ce08SM Chetan Kumar */ 31*7f41ce08SM Chetan Kumar int ipc_acquire_irq(struct iosm_pcie *ipc_pcie); 32*7f41ce08SM Chetan Kumar 33*7f41ce08SM Chetan Kumar #endif 34