diff options
Diffstat (limited to 'drivers/pci/host/pci-rcar-gen2.c')
| -rw-r--r-- | drivers/pci/host/pci-rcar-gen2.c | 51 |
1 files changed, 3 insertions, 48 deletions
diff --git a/drivers/pci/host/pci-rcar-gen2.c b/drivers/pci/host/pci-rcar-gen2.c index d9c042febb1..dd6b84e6206 100644 --- a/drivers/pci/host/pci-rcar-gen2.c +++ b/drivers/pci/host/pci-rcar-gen2.c @@ -131,52 +131,6 @@ static void __iomem *rcar_pci_cfg_base(struct pci_bus *bus, unsigned int devfn, return priv->reg + (slot >> 1) * 0x100 + where; } -static int rcar_pci_read_config(struct pci_bus *bus, unsigned int devfn, - int where, int size, u32 *val) -{ - void __iomem *reg = rcar_pci_cfg_base(bus, devfn, where); - - if (!reg) - return PCIBIOS_DEVICE_NOT_FOUND; - - switch (size) { - case 1: - *val = ioread8(reg); - break; - case 2: - *val = ioread16(reg); - break; - default: - *val = ioread32(reg); - break; - } - - return PCIBIOS_SUCCESSFUL; -} - -static int rcar_pci_write_config(struct pci_bus *bus, unsigned int devfn, - int where, int size, u32 val) -{ - void __iomem *reg = rcar_pci_cfg_base(bus, devfn, where); - - if (!reg) - return PCIBIOS_DEVICE_NOT_FOUND; - - switch (size) { - case 1: - iowrite8(val, reg); - break; - case 2: - iowrite16(val, reg); - break; - default: - iowrite32(val, reg); - break; - } - - return PCIBIOS_SUCCESSFUL; -} - /* PCI interrupt mapping */ static int rcar_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { @@ -325,8 +279,9 @@ static int rcar_pci_setup(int nr, struct pci_sys_data *sys) } static struct pci_ops rcar_pci_ops = { - .read = rcar_pci_read_config, - .write = rcar_pci_write_config, + .map_bus = rcar_pci_cfg_base, + .read = pci_generic_config_read, + .write = pci_generic_config_write, }; static int rcar_pci_probe(struct platform_device *pdev) |