Merge branches 'pci/demodularize-hosts' and 'pci/host-request-windows' into next

[cascardo/linux.git] / drivers / pci / host / pci-tegra.c

diff --git a/drivers/pci/host/pci-tegra.c b/drivers/pci/host/pci-tegra.c
index c388468..584777e 100644 (file)
--- a/drivers/pci/host/pci-tegra.c
+++ b/drivers/pci/host/pci-tegra.c
@@ -9,6 +9,8 @@
  *
  * Bits taken from arch/arm/mach-dove/pcie.c
  *
+ * Author: Thierry Reding <treding@nvidia.com>
+ *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
@@ -32,7 +34,7 @@
 #include <linux/irq.h>
 #include <linux/irqdomain.h>
 #include <linux/kernel.h>
-#include <linux/module.h>
+#include <linux/init.h>
 #include <linux/msi.h>
 #include <linux/of_address.h>
 #include <linux/of_pci.h>
@@ -274,7 +276,6 @@ struct tegra_pcie {
        struct list_head buses;
        struct resource *cs;
 
-       struct resource all;
        struct resource io;
        struct resource pio;
        struct resource mem;
@@ -623,21 +624,11 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data *sys)
        sys->mem_offset = pcie->offset.mem;
        sys->io_offset = pcie->offset.io;
 
-       err = devm_request_resource(pcie->dev, &pcie->all, &pcie->io);
-       if (err < 0)
-               return err;
-
-       err = devm_request_resource(pcie->dev, &ioport_resource, &pcie->pio);
-       if (err < 0)
-               return err;
-
-       err = devm_request_resource(pcie->dev, &pcie->all, &pcie->mem);
+       err = devm_request_resource(pcie->dev, &iomem_resource, &pcie->io);
        if (err < 0)
                return err;
 
-       err = devm_request_resource(pcie->dev, &pcie->all, &pcie->prefetch);
-       if (err)
-               return err;
+       pci_ioremap_io(pcie->pio.start, pcie->io.start);
 
        pci_add_resource_offset(&sys->resources, &pcie->pio, sys->io_offset);
        pci_add_resource_offset(&sys->resources, &pcie->mem, sys->mem_offset);
@@ -645,7 +636,9 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data *sys)
                                sys->mem_offset);
        pci_add_resource(&sys->resources, &pcie->busn);
 
-       pci_ioremap_io(pcie->pio.start, pcie->io.start);
+       err = devm_request_pci_bus_resources(pcie->dev, &sys->resources);
+       if (err < 0)
+               return err;
 
        return 1;
 }
@@ -1822,12 +1815,6 @@ static int tegra_pcie_parse_dt(struct tegra_pcie *pcie)
        struct resource res;
        int err;
 
-       memset(&pcie->all, 0, sizeof(pcie->all));
-       pcie->all.flags = IORESOURCE_MEM;
-       pcie->all.name = np->full_name;
-       pcie->all.start = ~0;
-       pcie->all.end = 0;
-
        if (of_pci_range_parser_init(&parser, np)) {
                dev_err(pcie->dev, "missing \"ranges\" property\n");
                return -EINVAL;
@@ -1880,18 +1867,8 @@ static int tegra_pcie_parse_dt(struct tegra_pcie *pcie)
                        }
                        break;
                }
-
-               if (res.start <= pcie->all.start)
-                       pcie->all.start = res.start;
-
-               if (res.end >= pcie->all.end)
-                       pcie->all.end = res.end;
        }
 
-       err = devm_request_resource(pcie->dev, &iomem_resource, &pcie->all);
-       if (err < 0)
-               return err;
-
        err = of_pci_parse_bus_range(np, &pcie->busn);
        if (err < 0) {
                dev_err(pcie->dev, "failed to parse ranges property: %d\n",
@@ -2115,7 +2092,6 @@ static const struct of_device_id tegra_pcie_of_match[] = {
        { .compatible = "nvidia,tegra20-pcie", .data = &tegra20_pcie_data },
        { },
 };
-MODULE_DEVICE_TABLE(of, tegra_pcie_of_match);
 
 static void *tegra_pcie_ports_seq_start(struct seq_file *s, loff_t *pos)
 {
@@ -2306,8 +2282,4 @@ static struct platform_driver tegra_pcie_driver = {
        },
        .probe = tegra_pcie_probe,
 };
-module_platform_driver(tegra_pcie_driver);
-
-MODULE_AUTHOR("Thierry Reding <treding@nvidia.com>");
-MODULE_DESCRIPTION("NVIDIA Tegra PCIe driver");
-MODULE_LICENSE("GPL v2");
+builtin_platform_driver(tegra_pcie_driver);