diff options
Diffstat (limited to 'drivers/pci/host/pcie-designware.h')
-rw-r--r-- | drivers/pci/host/pcie-designware.h | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/drivers/pci/host/pcie-designware.h b/drivers/pci/host/pcie-designware.h deleted file mode 100644 index a567ea288ee2..000000000000 --- a/drivers/pci/host/pcie-designware.h +++ /dev/null @@ -1,86 +0,0 @@ -/* - * Synopsys Designware PCIe host controller driver - * - * Copyright (C) 2013 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * Author: Jingoo Han <jg1.han@samsung.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef _PCIE_DESIGNWARE_H -#define _PCIE_DESIGNWARE_H - -/* - * Maximum number of MSI IRQs can be 256 per controller. But keep - * it 32 as of now. Probably we will never need more than 32. If needed, - * then increment it in multiple of 32. - */ -#define MAX_MSI_IRQS 32 -#define MAX_MSI_CTRLS (MAX_MSI_IRQS / 32) - -struct pcie_port { - struct device *dev; - u8 root_bus_nr; - void __iomem *dbi_base; - u64 cfg0_base; - void __iomem *va_cfg0_base; - u32 cfg0_size; - u64 cfg1_base; - void __iomem *va_cfg1_base; - u32 cfg1_size; - resource_size_t io_base; - phys_addr_t io_bus_addr; - u32 io_size; - u64 mem_base; - phys_addr_t mem_bus_addr; - u32 mem_size; - struct resource *cfg; - struct resource *io; - struct resource *mem; - struct resource *busn; - int irq; - u32 lanes; - u32 num_viewport; - struct pcie_host_ops *ops; - int msi_irq; - struct irq_domain *irq_domain; - unsigned long msi_data; - u8 iatu_unroll_enabled; - DECLARE_BITMAP(msi_irq_in_use, MAX_MSI_IRQS); -}; - -struct pcie_host_ops { - u32 (*readl_rc)(struct pcie_port *pp, u32 reg); - void (*writel_rc)(struct pcie_port *pp, u32 reg, u32 val); - int (*rd_own_conf)(struct pcie_port *pp, int where, int size, u32 *val); - int (*wr_own_conf)(struct pcie_port *pp, int where, int size, u32 val); - int (*rd_other_conf)(struct pcie_port *pp, struct pci_bus *bus, - unsigned int devfn, int where, int size, u32 *val); - int (*wr_other_conf)(struct pcie_port *pp, struct pci_bus *bus, - unsigned int devfn, int where, int size, u32 val); - int (*link_up)(struct pcie_port *pp); - void (*host_init)(struct pcie_port *pp); - void (*msi_set_irq)(struct pcie_port *pp, int irq); - void (*msi_clear_irq)(struct pcie_port *pp, int irq); - phys_addr_t (*get_msi_addr)(struct pcie_port *pp); - u32 (*get_msi_data)(struct pcie_port *pp, int pos); - void (*scan_bus)(struct pcie_port *pp); - int (*msi_host_init)(struct pcie_port *pp, struct msi_controller *chip); -}; - -u32 dw_pcie_readl_rc(struct pcie_port *pp, u32 reg); -void dw_pcie_writel_rc(struct pcie_port *pp, u32 reg, u32 val); -int dw_pcie_cfg_read(void __iomem *addr, int size, u32 *val); -int dw_pcie_cfg_write(void __iomem *addr, int size, u32 val); -irqreturn_t dw_handle_msi_irq(struct pcie_port *pp); -void dw_pcie_msi_init(struct pcie_port *pp); -int dw_pcie_wait_for_link(struct pcie_port *pp); -int dw_pcie_link_up(struct pcie_port *pp); -void dw_pcie_setup_rc(struct pcie_port *pp); -int dw_pcie_host_init(struct pcie_port *pp); - -#endif /* _PCIE_DESIGNWARE_H */ |