1 /* SPDX-License-Identifier: (GPL-2.0 OR Linux-OpenIB) OR BSD-2-Clause */ 2 /* Copyright(c) 2023 Advanced Micro Devices, Inc. */ 3 4 #ifndef _PDS_COMMON_H_ 5 #define _PDS_COMMON_H_ 6 7 #include <linux/notifier.h> 8 9 #define PDS_CORE_DRV_NAME "pds_core" 10 11 /* the device's internal addressing uses up to 52 bits */ 12 #define PDS_CORE_ADDR_LEN 52 13 #define PDS_CORE_ADDR_MASK (BIT_ULL(PDS_ADDR_LEN) - 1) 14 #define PDS_PAGE_SIZE 4096 15 16 enum pds_core_driver_type { 17 PDS_DRIVER_LINUX = 1, 18 PDS_DRIVER_WIN = 2, 19 PDS_DRIVER_DPDK = 3, 20 PDS_DRIVER_FREEBSD = 4, 21 PDS_DRIVER_IPXE = 5, 22 PDS_DRIVER_ESXI = 6, 23 }; 24 25 enum pds_core_vif_types { 26 PDS_DEV_TYPE_CORE = 0, 27 PDS_DEV_TYPE_VDPA = 1, 28 PDS_DEV_TYPE_VFIO = 2, 29 PDS_DEV_TYPE_ETH = 3, 30 PDS_DEV_TYPE_RDMA = 4, 31 PDS_DEV_TYPE_LM = 5, 32 33 /* new ones added before this line */ 34 PDS_DEV_TYPE_MAX = 16 /* don't change - used in struct size */ 35 }; 36 37 #define PDS_DEV_TYPE_CORE_STR "Core" 38 #define PDS_DEV_TYPE_VDPA_STR "vDPA" 39 #define PDS_DEV_TYPE_VFIO_STR "vfio" 40 #define PDS_DEV_TYPE_ETH_STR "Eth" 41 #define PDS_DEV_TYPE_RDMA_STR "RDMA" 42 #define PDS_DEV_TYPE_LM_STR "LM" 43 44 #define PDS_VDPA_DEV_NAME PDS_CORE_DRV_NAME "." PDS_DEV_TYPE_VDPA_STR 45 #define PDS_VFIO_LM_DEV_NAME PDS_CORE_DRV_NAME "." PDS_DEV_TYPE_LM_STR "." PDS_DEV_TYPE_VFIO_STR 46 47 struct pdsc; 48 49 int pdsc_register_notify(struct notifier_block *nb); 50 void pdsc_unregister_notify(struct notifier_block *nb); 51 void *pdsc_get_pf_struct(struct pci_dev *vf_pdev); 52 int pds_client_register(struct pdsc *pf, char *devname); 53 int pds_client_unregister(struct pdsc *pf, u16 client_id); 54 #endif /* _PDS_COMMON_H_ */ 55