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