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>
47 lines
1.6 KiB
C
47 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Cadence PCIe Host controller driver.
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*
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* Copyright (c) 2017 Cadence
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* Author: Cyrille Pitchen <cyrille.pitchen@free-electrons.com>
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*/
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#ifndef _PCIE_CADENCE_HOST_COMMON_H
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#define _PCIE_CADENCE_HOST_COMMON_H
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#include <linux/kernel.h>
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#include <linux/pci.h>
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extern u64 bar_max_size[];
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typedef int (*cdns_pcie_host_bar_ib_cfg)(struct cdns_pcie_rc *,
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enum cdns_pcie_rp_bar,
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u64,
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u64,
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unsigned long);
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typedef bool (*cdns_pcie_linkup_func)(struct cdns_pcie *);
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int cdns_pcie_host_training_complete(struct cdns_pcie *pcie);
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int cdns_pcie_host_wait_for_link(struct cdns_pcie *pcie,
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cdns_pcie_linkup_func pcie_link_up);
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int cdns_pcie_retrain(struct cdns_pcie *pcie, cdns_pcie_linkup_func pcie_linkup_func);
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int cdns_pcie_host_start_link(struct cdns_pcie_rc *rc,
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cdns_pcie_linkup_func pcie_link_up);
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enum cdns_pcie_rp_bar
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cdns_pcie_host_find_min_bar(struct cdns_pcie_rc *rc, u64 size);
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enum cdns_pcie_rp_bar
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cdns_pcie_host_find_max_bar(struct cdns_pcie_rc *rc, u64 size);
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int cdns_pcie_host_dma_ranges_cmp(void *priv, const struct list_head *a,
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const struct list_head *b);
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int cdns_pcie_host_bar_ib_config(struct cdns_pcie_rc *rc,
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enum cdns_pcie_rp_bar bar,
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u64 cpu_addr,
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u64 size,
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unsigned long flags);
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int cdns_pcie_host_bar_config(struct cdns_pcie_rc *rc,
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struct resource_entry *entry,
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cdns_pcie_host_bar_ib_cfg pci_host_ib_config);
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int cdns_pcie_host_map_dma_ranges(struct cdns_pcie_rc *rc,
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cdns_pcie_host_bar_ib_cfg pci_host_ib_config);
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#endif /* _PCIE_CADENCE_HOST_COMMON_H */
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