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Merge tag 'amd-drm-next-6.5-2023-06-09' of https://gitlab.freedesktop.org/agd5f/linux...
[linux.git] / include / linux / pds / pds_common.h
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_CORE_IFNAMSIZ               16
43
44 /**
45  * enum pds_core_logical_qtype - Logical Queue Types
46  * @PDS_CORE_QTYPE_ADMINQ:    Administrative Queue
47  * @PDS_CORE_QTYPE_NOTIFYQ:   Notify Queue
48  * @PDS_CORE_QTYPE_RXQ:       Receive Queue
49  * @PDS_CORE_QTYPE_TXQ:       Transmit Queue
50  * @PDS_CORE_QTYPE_EQ:        Event Queue
51  * @PDS_CORE_QTYPE_MAX:       Max queue type supported
52  */
53 enum pds_core_logical_qtype {
54         PDS_CORE_QTYPE_ADMINQ  = 0,
55         PDS_CORE_QTYPE_NOTIFYQ = 1,
56         PDS_CORE_QTYPE_RXQ     = 2,
57         PDS_CORE_QTYPE_TXQ     = 3,
58         PDS_CORE_QTYPE_EQ      = 4,
59
60         PDS_CORE_QTYPE_MAX     = 16   /* don't change - used in struct size */
61 };
62
63 int pdsc_register_notify(struct notifier_block *nb);
64 void pdsc_unregister_notify(struct notifier_block *nb);
65 void *pdsc_get_pf_struct(struct pci_dev *vf_pdev);
66 int pds_client_register(struct pci_dev *pf_pdev, char *devname);
67 int pds_client_unregister(struct pci_dev *pf_pdev, u16 client_id);
68 #endif /* _PDS_COMMON_H_ */
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