From: Robert Richter rrichter@cavium.com
This reverts commit 22b25883dd8632f5f84bc627eeb9ca81ee8f6377.
Signed-off-by: Vadim Lomovtsev Vadim.Lomovtsev@caviumnetworks.com --- drivers/pci/host/pcie-thunder.c | 88 ----------------------------------------- 1 file changed, 88 deletions(-)
diff --git a/drivers/pci/host/pcie-thunder.c b/drivers/pci/host/pcie-thunder.c index cbe4b44..7428401 100644 --- a/drivers/pci/host/pcie-thunder.c +++ b/drivers/pci/host/pcie-thunder.c @@ -329,94 +329,6 @@ static struct platform_driver thunder_pcie_driver = { }; module_platform_driver(thunder_pcie_driver);
-#ifdef CONFIG_ACPI - -static int -thunder_mmcfg_read_config(struct pci_mmcfg_region *cfg, unsigned int busnr, - unsigned int devfn, int reg, int len, u32 *value) -{ - struct thunder_pcie *pcie = cfg->data; - void __iomem *addr; - - if (!pcie->valid) { - /* Not support for now */ - pr_err("RC PEM not supported !!!\n"); - return PCIBIOS_DEVICE_NOT_FOUND; - } - - addr = thunder_pcie_get_cfg_addr(pcie, busnr, devfn, reg); - - switch (len) { - case 1: - *value = readb(addr); - break; - case 2: - *value = readw(addr); - break; - case 4: - *value = readl(addr); - break; - default: - return PCIBIOS_BAD_REGISTER_NUMBER; - } - - return PCIBIOS_SUCCESSFUL; -} - -static int thunder_mmcfg_write_config(struct pci_mmcfg_region *cfg, - unsigned int busnr, unsigned int devfn, int reg, int len, - u32 value) { - struct thunder_pcie *pcie = cfg->data; - void __iomem *addr; - - if (!pcie->valid) { - /* Not support for now */ - pr_err("RC PEM not supported !!!\n"); - return PCIBIOS_DEVICE_NOT_FOUND; - } - - addr = thunder_pcie_get_cfg_addr(pcie, busnr, devfn, reg); - - switch (len) { - case 1: - writeb(value, addr); - break; - case 2: - writew(value, addr); - break; - case 4: - writel(value, addr); - break; - default: - return PCIBIOS_BAD_REGISTER_NUMBER; - } - - return PCIBIOS_SUCCESSFUL; -} - -static int thunder_acpi_mcfg_fixup(struct acpi_pci_root *root, - struct pci_mmcfg_region *cfg) -{ - struct thunder_pcie *pcie; - - pcie = kzalloc(sizeof(*pcie), GFP_KERNEL); - if (!pcie) - return -ENOMEM; - - pcie->dev = &root->device->dev; - - thunder_pcie_config(pcie, cfg->address); - - pcie->cfg_base = cfg->virt; - cfg->data = pcie; - cfg->read = thunder_mmcfg_read_config; - cfg->write = thunder_mmcfg_write_config; - - return 0; -} -DECLARE_ACPI_MCFG_FIXUP("CAVIUM", "THUNDERX", thunder_acpi_mcfg_fixup); -#endif - MODULE_AUTHOR("Sunil Goutham"); MODULE_DESCRIPTION("Cavium Thunder ECAM host controller driver"); MODULE_LICENSE("GPL v2");