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    SubjectRe: [PATCH v8 06/21] ARM64 / ACPI: Introduce PCI stub functions for ACPI
    On 2015年02月03日 20:15, Catalin Marinas wrote:
    > On Mon, Feb 02, 2015 at 12:45:34PM +0000, Hanjun Guo wrote:
    >> diff --git a/arch/arm64/kernel/pci.c b/arch/arm64/kernel/pci.c
    >> index ce5836c..c17e7ea 100644
    >> --- a/arch/arm64/kernel/pci.c
    >> +++ b/arch/arm64/kernel/pci.c
    >> @@ -10,6 +10,7 @@
    >> *
    >> */
    >>
    >> +#include <linux/acpi.h>
    >> #include <linux/init.h>
    >> #include <linux/io.h>
    >> #include <linux/kernel.h>
    >> @@ -68,3 +69,27 @@ void pci_bus_assign_domain_nr(struct pci_bus *bus, struct device *parent)
    >> bus->domain_nr = domain;
    >> }
    >> #endif
    >> +
    >> +/*
    >> + * raw_pci_read/write - Platform-specific PCI config space access.
    >> + */
    >> +int raw_pci_read(unsigned int domain, unsigned int bus,
    >> + unsigned int devfn, int reg, int len, u32 *val)
    >> +{
    >> + return -EINVAL;
    >> +}
    >> +
    >> +int raw_pci_write(unsigned int domain, unsigned int bus,
    >> + unsigned int devfn, int reg, int len, u32 val)
    >> +{
    >> + return -EINVAL;
    >> +}
    >
    > You said you'll make these return -ENOSYS, which I think makes more
    > sense.

    I'm sorry, I missed that, my bad, I will fix that in next version.

    Thanks
    Hanjun


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