diff options
| author | David S. Miller <davem@davemloft.net> | 2015-08-27 21:45:31 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-08-27 21:45:31 -0700 |
| commit | 0d36938bb82a7775c21ce0a7429f08ba13d025b6 (patch) | |
| tree | f502caf5555591ee237e14e5fa96b2c005a85036 /drivers/pci | |
| parent | 55f14da66954083b621debbdbf62c7fc429291e8 (diff) | |
| parent | 4941b8f0c2b9d88e8a6dacebf8b7faf603b98368 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/pci/probe.c | 9 |
2 files changed, 8 insertions, 3 deletions
diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig index 73de4efcbe6e..944f50015ed0 100644 --- a/drivers/pci/Kconfig +++ b/drivers/pci/Kconfig @@ -2,7 +2,7 @@ # PCI configuration # config PCI_BUS_ADDR_T_64BIT - def_bool y if (ARCH_DMA_ADDR_T_64BIT || 64BIT) + def_bool y if (ARCH_DMA_ADDR_T_64BIT || (64BIT && !PARISC)) depends on PCI config PCI_MSI diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index cefd636681b6..f6ae0d0052eb 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -997,7 +997,12 @@ void set_pcie_port_type(struct pci_dev *pdev) else if (type == PCI_EXP_TYPE_UPSTREAM || type == PCI_EXP_TYPE_DOWNSTREAM) { parent = pci_upstream_bridge(pdev); - if (!parent->has_secondary_link) + + /* + * Usually there's an upstream device (Root Port or Switch + * Downstream Port), but we can't assume one exists. + */ + if (parent && !parent->has_secondary_link) pdev->has_secondary_link = 1; } } @@ -1103,7 +1108,7 @@ int pci_cfg_space_size(struct pci_dev *dev) #define LEGACY_IO_RESOURCE (IORESOURCE_IO | IORESOURCE_PCI_FIXED) -static void pci_msi_setup_pci_dev(struct pci_dev *dev) +void pci_msi_setup_pci_dev(struct pci_dev *dev) { /* * Disable the MSI hardware to avoid screaming interrupts |