mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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7e9dd0d1e9
Add support for a new fwctl-based auxiliary_device for creating a channel for fwctl support into the AMD/Pensando DSC. Link: https://patch.msgid.link/r/20250320194412.67983-4-shannon.nelson@amd.com Reviewed-by: Leon Romanovsky <leonro@nvidia.com> Reviewed-by: Dave Jiang <dave.jiang@intel.com> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Signed-off-by: Shannon Nelson <shannon.nelson@amd.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
/* SPDX-License-Identifier: (GPL-2.0 OR Linux-OpenIB) OR BSD-2-Clause */
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/* Copyright(c) 2023 Advanced Micro Devices, Inc. */
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#ifndef _PDS_COMMON_H_
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#define _PDS_COMMON_H_
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#include <linux/notifier.h>
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#define PDS_CORE_DRV_NAME "pds_core"
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/* the device's internal addressing uses up to 52 bits */
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#define PDS_CORE_ADDR_LEN 52
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#define PDS_CORE_ADDR_MASK (BIT_ULL(PDS_ADDR_LEN) - 1)
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#define PDS_PAGE_SIZE 4096
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enum pds_core_driver_type {
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PDS_DRIVER_LINUX = 1,
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PDS_DRIVER_WIN = 2,
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PDS_DRIVER_DPDK = 3,
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PDS_DRIVER_FREEBSD = 4,
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PDS_DRIVER_IPXE = 5,
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PDS_DRIVER_ESXI = 6,
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};
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enum pds_core_vif_types {
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PDS_DEV_TYPE_CORE = 0,
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PDS_DEV_TYPE_VDPA = 1,
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PDS_DEV_TYPE_VFIO = 2,
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PDS_DEV_TYPE_ETH = 3,
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PDS_DEV_TYPE_RDMA = 4,
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PDS_DEV_TYPE_LM = 5,
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PDS_DEV_TYPE_FWCTL = 6,
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/* new ones added before this line */
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PDS_DEV_TYPE_MAX = 16 /* don't change - used in struct size */
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};
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#define PDS_DEV_TYPE_CORE_STR "Core"
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#define PDS_DEV_TYPE_VDPA_STR "vDPA"
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#define PDS_DEV_TYPE_VFIO_STR "vfio"
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#define PDS_DEV_TYPE_ETH_STR "Eth"
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#define PDS_DEV_TYPE_RDMA_STR "RDMA"
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#define PDS_DEV_TYPE_LM_STR "LM"
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#define PDS_DEV_TYPE_FWCTL_STR "fwctl"
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#define PDS_VDPA_DEV_NAME PDS_CORE_DRV_NAME "." PDS_DEV_TYPE_VDPA_STR
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#define PDS_VFIO_LM_DEV_NAME PDS_CORE_DRV_NAME "." PDS_DEV_TYPE_LM_STR "." PDS_DEV_TYPE_VFIO_STR
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struct pdsc;
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int pdsc_register_notify(struct notifier_block *nb);
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void pdsc_unregister_notify(struct notifier_block *nb);
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void *pdsc_get_pf_struct(struct pci_dev *vf_pdev);
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int pds_client_register(struct pdsc *pf, char *devname);
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int pds_client_unregister(struct pdsc *pf, u16 client_id);
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#endif /* _PDS_COMMON_H_ */
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