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authorLinus Torvalds <torvalds@linux-foundation.org>2015-04-14 01:45:47 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-04-14 01:45:47 +0300
commit3be1b98e073bdd4c1bb3144201a927c4a21330ba (patch)
tree6eb0619a4715d8f83388e8fd7a56f58d1c99f6cf /arch/m68k
parent392b46f31f43a71c5391eb9cffe304979d2d6c30 (diff)
parent5468d5a64bf1e002e5081fa280186d0eba09fa0e (diff)
downloadlinux-3be1b98e073bdd4c1bb3144201a927c4a21330ba.tar.xz
Merge tag 'pci-v4.1-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci
Pull PCI changes from Bjorn Helgaas: "Enumeration - Read capability list as dwords, not bytes (Sean O. Stalley) Resource management - Don't check for PNP overlaps with unassigned PCI BARs (Bjorn Helgaas) - Mark invalid BARs as unassigned (Bjorn Helgaas) - Show driver, BAR#, and resource on pci_ioremap_bar() failure (Bjorn Helgaas) - Fail pci_ioremap_bar() on unassigned resources (Bjorn Helgaas) - Assign resources before drivers claim devices (Yijing Wang) - Claim bus resources before pci_bus_add_devices() (Yijing Wang) Power management - Optimize device state transition delays (Aaron Lu) - Don't clear ASPM bits when the FADT declares it's unsupported (Matthew Garrett) Virtualization - Add ACS quirks for Intel 1G NICs (Alex Williamson) IOMMU - Add ptr to OF node arg to of_iommu_configure() (Murali Karicheri) - Move of_dma_configure() to device.c to help re-use (Murali Karicheri) - Fix size when dma-range is not used (Murali Karicheri) - Add helper functions pci_get[put]_host_bridge_device() (Murali Karicheri) - Add of_pci_dma_configure() to update DMA configuration (Murali Karicheri) - Update DMA configuration from DT (Murali Karicheri) - dma-mapping: limit IOMMU mapping size (Murali Karicheri) - Calculate device DMA masks based on DT dma-range size (Murali Karicheri) ARM Versatile host bridge driver - Check for devm_ioremap_resource() failures (Jisheng Zhang) Broadcom iProc host bridge driver - Add Broadcom iProc PCIe driver (Ray Jui) Marvell MVEBU host bridge driver - Add suspend/resume support (Thomas Petazzoni) Renesas R-Car host bridge driver - Fix position of MSI enable bit (Nobuhiro Iwamatsu) - Write zeroes to reserved PCIEPARL bits (Nobuhiro Iwamatsu) - Change PCIEPARL and PCIEPARH to PCIEPALR and PCIEPAUR (Nobuhiro Iwamatsu) - Verify that mem_res is 64K-aligned (Nobuhiro Iwamatsu) Samsung Exynos host bridge driver - Fix INTx enablement statement termination error (Jaehoon Chung) Miscellaneous - Make a shareable UUID for PCI firmware ACPI _DSM (Aaron Lu) - Clarify policy for vendor IDs in pci.txt (Michael S. Tsirkin)" * tag 'pci-v4.1-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (36 commits) PCI: Read capability list as dwords, not bytes PCI: layerscape: Simplify platform_get_resource_byname() failure checking PCI: keystone: Don't dereference possible NULL pointer PCI: versatile: Check for devm_ioremap_resource() failures PCI: Don't clear ASPM bits when the FADT declares it's unsupported PCI: Clarify policy for vendor IDs in pci.txt PCI/ACPI: Optimize device state transition delays PCI: Export pci_find_host_bridge() for use inside PCI core PCI: Make a shareable UUID for PCI firmware ACPI _DSM PCI: Fix typo in Thunderbolt kernel message PCI: exynos: Fix INTx enablement statement termination error PCI: iproc: Add Broadcom iProc PCIe support PCI: iproc: Add DT docs for Broadcom iProc PCIe driver PCI: Export symbols required for loadable host driver modules PCI: Add ACS quirks for Intel 1G NICs PCI: mvebu: Add suspend/resume support PCI: Cleanup control flow sparc/PCI: Claim bus resources before pci_bus_add_devices() PCI: Assign resources before drivers claim devices (pci_scan_root_bus()) PCI: Fail pci_ioremap_bar() on unassigned resources ...
Diffstat (limited to 'arch/m68k')
-rw-r--r--arch/m68k/coldfire/pci.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/m68k/coldfire/pci.c b/arch/m68k/coldfire/pci.c
index df9679238b6d..821de928dc3f 100644
--- a/arch/m68k/coldfire/pci.c
+++ b/arch/m68k/coldfire/pci.c
@@ -313,12 +313,16 @@ static int __init mcf_pci_init(void)
schedule_timeout(msecs_to_jiffies(200));
rootbus = pci_scan_bus(0, &mcf_pci_ops, NULL);
+ if (!rootbus)
+ return -ENODEV;
+
rootbus->resource[0] = &mcf_pci_io;
rootbus->resource[1] = &mcf_pci_mem;
pci_fixup_irqs(pci_common_swizzle, mcf_pci_map_irq);
pci_bus_size_bridges(rootbus);
pci_bus_assign_resources(rootbus);
+ pci_bus_add_devices(rootbus);
return 0;
}