xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

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

Browse Source 
* pci/demodularize-hosts:
  PCI: xgene: Make explicitly non-modular
  PCI: thunder-pem: Make explicitly non-modular
  PCI: thunder-ecam: Make explicitly non-modular
  PCI: tegra: Make explicitly non-modular
  PCI: rcar-gen2: Make explicitly non-modular
  PCI: rcar: Make explicitly non-modular
  PCI: mvebu: Make explicitly non-modular
  PCI: layerscape: Make explicitly non-modular
  PCI: keystone: Make explicitly non-modular
  PCI: hisi: Make explicitly non-modular
  PCI: generic: Make explicitly non-modular
  PCI: designware-plat: Make it explicitly non-modular
  PCI: artpec6: Make explicitly non-modular
  PCI: armada8k: Make explicitly non-modular
  PCI: artpec: Add PCI_MSI_IRQ_DOMAIN dependency
  PCI: artpec: Add Axis ARTPEC-6 PCIe controller driver
  PCI: Add DT binding for Axis ARTPEC-6 PCIe controller
  PCI: generic: Select IRQ_DOMAIN

* pci/host-request-windows:
  PCI: versatile: Simplify host bridge window iteration
  PCI: versatile: Request host bridge window resources with core function
  PCI: tegra: Request host bridge window resources with core function
  PCI: tegra: Remove top-level resource from hierarchy
  PCI: rcar: Simplify host bridge window iteration
  PCI: rcar: Request host bridge window resources with core function
  PCI: rcar Gen2: Request host bridge window resources
  PCI: rcar: Drop gen2 dummy I/O port region
  ARM: Make PCI I/O space optional
  PCI: mvebu: Request host bridge window resources with core function
  PCI: generic: Simplify host bridge window iteration
  PCI: generic: Request host bridge window resources with core function
  PCI: altera: Simplify host bridge window iteration
  PCI: altera: Request host bridge window resources with core function
  PCI: xilinx-nwl: Use dev_printk() when possible
  PCI: xilinx-nwl: Request host bridge window resources
  PCI: xilinx-nwl: Free bridge resource list on failure
  PCI: xilinx: Request host bridge window resources
  PCI: xilinx: Free bridge resource list on failure
  PCI: xgene: Request host bridge window resources
  PCI: xgene: Free bridge resource list on failure
  PCI: iproc: Request host bridge window resources
  PCI: designware: Simplify host bridge window iteration
  PCI: designware: Request host bridge window resources
  PCI: designware: Free bridge resource list on failure
  PCI: Add devm_request_pci_bus_resources()
This commit is contained in:
Bjorn Helgaas
2016-08-01 12:23:57 -05:00
parent 3efc702378 50dcd29096 da6163ad3a
commit 79dd993461
29 changed files with 556 additions and 270 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
drivers/pci/host/pci-tegra.c
View File

@@ -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);
err = devm_request_resource(pcie->dev, &iomem_resource, &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);
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);