diff options
Diffstat (limited to 'drivers/pci/host/pcie-iproc.h')
-rw-r--r-- | drivers/pci/host/pcie-iproc.h | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/drivers/pci/host/pcie-iproc.h b/drivers/pci/host/pcie-iproc.h deleted file mode 100644 index 814b600b383a..000000000000 --- a/drivers/pci/host/pcie-iproc.h +++ /dev/null @@ -1,119 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Copyright (C) 2014-2015 Broadcom Corporation - */ - -#ifndef _PCIE_IPROC_H -#define _PCIE_IPROC_H - -/** - * iProc PCIe interface type - * - * PAXB is the wrapper used in root complex that can be connected to an - * external endpoint device. - * - * PAXC is the wrapper used in root complex dedicated for internal emulated - * endpoint devices. - */ -enum iproc_pcie_type { - IPROC_PCIE_PAXB_BCMA = 0, - IPROC_PCIE_PAXB, - IPROC_PCIE_PAXB_V2, - IPROC_PCIE_PAXC, - IPROC_PCIE_PAXC_V2, -}; - -/** - * iProc PCIe outbound mapping - * @axi_offset: offset from the AXI address to the internal address used by - * the iProc PCIe core - * @nr_windows: total number of supported outbound mapping windows - */ -struct iproc_pcie_ob { - resource_size_t axi_offset; - unsigned int nr_windows; -}; - -/** - * iProc PCIe inbound mapping - * @nr_regions: total number of supported inbound mapping regions - */ -struct iproc_pcie_ib { - unsigned int nr_regions; -}; - -struct iproc_pcie_ob_map; -struct iproc_pcie_ib_map; -struct iproc_msi; - -/** - * iProc PCIe device - * - * @dev: pointer to device data structure - * @type: iProc PCIe interface type - * @reg_offsets: register offsets - * @base: PCIe host controller I/O register base - * @base_addr: PCIe host controller register base physical address - * @root_bus: pointer to root bus - * @phy: optional PHY device that controls the Serdes - * @map_irq: function callback to map interrupts - * @ep_is_internal: indicates an internal emulated endpoint device is connected - * @has_apb_err_disable: indicates the controller can be configured to prevent - * unsupported request from being forwarded as an APB bus error - * - * @need_ob_cfg: indicates SW needs to configure the outbound mapping window - * @ob: outbound mapping related parameters - * @ob_map: outbound mapping related parameters specific to the controller - * - * @need_ib_cfg: indicates SW needs to configure the inbound mapping window - * @ib: inbound mapping related parameters - * @ib_map: outbound mapping region related parameters - * - * @need_msi_steer: indicates additional configuration of the iProc PCIe - * controller is required to steer MSI writes to external interrupt controller - * @msi: MSI data - */ -struct iproc_pcie { - struct device *dev; - enum iproc_pcie_type type; - u16 *reg_offsets; - void __iomem *base; - phys_addr_t base_addr; - struct resource mem; - struct pci_bus *root_bus; - struct phy *phy; - int (*map_irq)(const struct pci_dev *, u8, u8); - bool ep_is_internal; - bool has_apb_err_disable; - - bool need_ob_cfg; - struct iproc_pcie_ob ob; - const struct iproc_pcie_ob_map *ob_map; - - bool need_ib_cfg; - struct iproc_pcie_ib ib; - const struct iproc_pcie_ib_map *ib_map; - - bool need_msi_steer; - struct iproc_msi *msi; -}; - -int iproc_pcie_setup(struct iproc_pcie *pcie, struct list_head *res); -int iproc_pcie_remove(struct iproc_pcie *pcie); -int iproc_pcie_shutdown(struct iproc_pcie *pcie); - -#ifdef CONFIG_PCIE_IPROC_MSI -int iproc_msi_init(struct iproc_pcie *pcie, struct device_node *node); -void iproc_msi_exit(struct iproc_pcie *pcie); -#else -static inline int iproc_msi_init(struct iproc_pcie *pcie, - struct device_node *node) -{ - return -ENODEV; -} -static inline void iproc_msi_exit(struct iproc_pcie *pcie) -{ -} -#endif - -#endif /* _PCIE_IPROC_H */ |