[PATCH v8 06/21] ARM64 / ACPI: Introduce PCI stub functions for ACPI

Hanjun Guo
2015-02-03T13:30:00Z

On 2015?02?03? 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