1 /* SPDX-License-Identifier: MIT */ 2 /* 3 * Copyright © 2023-2024 Intel Corporation 4 */ 5 6 #ifndef _XE_GT_SRIOV_PF_CONTROL_H_ 7 #define _XE_GT_SRIOV_PF_CONTROL_H_ 8 9 #include <linux/errno.h> 10 #include <linux/types.h> 11 12 struct xe_gt; 13 14 int xe_gt_sriov_pf_control_init(struct xe_gt *gt); 15 void xe_gt_sriov_pf_control_restart(struct xe_gt *gt); 16 17 int xe_gt_sriov_pf_control_pause_vf(struct xe_gt *gt, unsigned int vfid); 18 int xe_gt_sriov_pf_control_resume_vf(struct xe_gt *gt, unsigned int vfid); 19 bool xe_gt_sriov_pf_control_check_save_data_done(struct xe_gt *gt, unsigned int vfid); 20 bool xe_gt_sriov_pf_control_check_save_failed(struct xe_gt *gt, unsigned int vfid); 21 int xe_gt_sriov_pf_control_process_save_data(struct xe_gt *gt, unsigned int vfid); 22 int xe_gt_sriov_pf_control_trigger_save_vf(struct xe_gt *gt, unsigned int vfid); 23 int xe_gt_sriov_pf_control_finish_save_vf(struct xe_gt *gt, unsigned int vfid); 24 int xe_gt_sriov_pf_control_restore_data_done(struct xe_gt *gt, unsigned int vfid); 25 bool xe_gt_sriov_pf_control_check_restore_failed(struct xe_gt *gt, unsigned int vfid); 26 int xe_gt_sriov_pf_control_process_restore_data(struct xe_gt *gt, unsigned int vfid); 27 int xe_gt_sriov_pf_control_trigger_restore_vf(struct xe_gt *gt, unsigned int vfid); 28 int xe_gt_sriov_pf_control_finish_restore_vf(struct xe_gt *gt, unsigned int vfid); 29 int xe_gt_sriov_pf_control_stop_vf(struct xe_gt *gt, unsigned int vfid); 30 int xe_gt_sriov_pf_control_trigger_flr(struct xe_gt *gt, unsigned int vfid); 31 int xe_gt_sriov_pf_control_sync_flr(struct xe_gt *gt, unsigned int vfid, bool sync); 32 int xe_gt_sriov_pf_control_wait_flr(struct xe_gt *gt, unsigned int vfid); 33 34 #ifdef CONFIG_PCI_IOV 35 int xe_gt_sriov_pf_control_process_guc2pf(struct xe_gt *gt, const u32 *msg, u32 len); 36 #else 37 static inline int xe_gt_sriov_pf_control_process_guc2pf(struct xe_gt *gt, const u32 *msg, u32 len) 38 { 39 return -EPROTO; 40 } 41 #endif 42 43 #endif 44