Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
85 lines
1.8 KiB
C
85 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (c) 2025 Broadcom */
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#ifndef _BNGE_AUXR_H_
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#define _BNGE_AUXR_H_
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#include <linux/auxiliary_bus.h>
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#define BNGE_MIN_ROCE_CP_RINGS 2
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#define BNGE_MIN_ROCE_STAT_CTXS 1
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#define BNGE_MAX_ROCE_MSIX 64
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struct hwrm_async_event_cmpl;
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struct bnge;
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struct bnge_msix_info {
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u32 vector;
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u32 ring_idx;
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u32 db_offset;
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};
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struct bnge_fw_msg {
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void *msg;
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int msg_len;
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void *resp;
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int resp_max_len;
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int timeout;
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};
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struct bnge_auxr_info {
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void *handle;
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u16 msix_requested;
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};
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enum {
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BNGE_ARDEV_ROCEV1_SUPP = BIT(0),
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BNGE_ARDEV_ROCEV2_SUPP = BIT(1),
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BNGE_ARDEV_MSIX_ALLOC = BIT(2),
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};
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#define BNGE_ARDEV_ROCE_SUPP (BNGE_ARDEV_ROCEV1_SUPP | \
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BNGE_ARDEV_ROCEV2_SUPP)
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struct bnge_auxr_dev {
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struct net_device *net;
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struct pci_dev *pdev;
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void __iomem *bar0;
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struct bnge_msix_info msix_info[BNGE_MAX_ROCE_MSIX];
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u32 flags;
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struct bnge_auxr_info *auxr_info;
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/* Doorbell BAR size in bytes mapped by L2 driver. */
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int l2_db_size;
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/* Doorbell BAR size in bytes mapped as non-cacheable. */
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int l2_db_size_nc;
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/* Doorbell offset in bytes within l2_db_size_nc. */
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int l2_db_offset;
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u16 chip_num;
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u16 hw_ring_stats_size;
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u16 pf_port_id;
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unsigned long en_state;
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u16 auxr_num_msix_vec;
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u16 auxr_num_ctxs;
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/* serialize auxr operations */
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struct mutex auxr_dev_lock;
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};
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void bnge_rdma_aux_device_uninit(struct bnge_dev *bdev);
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void bnge_rdma_aux_device_del(struct bnge_dev *bdev);
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void bnge_rdma_aux_device_add(struct bnge_dev *bdev);
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void bnge_rdma_aux_device_init(struct bnge_dev *bdev);
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int bnge_register_dev(struct bnge_auxr_dev *adev,
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void *handle);
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void bnge_unregister_dev(struct bnge_auxr_dev *adev);
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int bnge_send_msg(struct bnge_auxr_dev *adev, struct bnge_fw_msg *fw_msg);
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#endif /* _BNGE_AUXR_H_ */
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