tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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
14enum 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
23enum 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
44int pdsc_register_notify(struct notifier_block *nb);
45void pdsc_unregister_notify(struct notifier_block *nb);
46void *pdsc_get_pf_struct(struct pci_dev *vf_pdev);
47int pds_client_register(struct pci_dev *pf_pdev, char *devname);
48int pds_client_unregister(struct pci_dev *pf_pdev, u16 client_id);
49#endif /* _PDS_COMMON_H_ */