Re: [PATCH RFC 07/15] pci: Add pci_probe() and pci_shutdown()

[Thomas Huth <thuth@redhat.com>]

On 11.04.2016 13:04, Alexander Gordeev wrote:
> Cc: Thomas Huth <thuth@redhat.com>
> Cc: Andrew Jones <drjones@redhat.com>
> Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
> ---
>  lib/asm-generic/pci.h | 15 ++++++++++++++-
>  lib/pci.c             |  1 -
>  lib/pci.h             |  2 ++
>  3 files changed, 16 insertions(+), 2 deletions(-)
> 
> diff --git a/lib/asm-generic/pci.h b/lib/asm-generic/pci.h
> index 3fa0b2ab1fe6..175b0497ed82 100644
> --- a/lib/asm-generic/pci.h
> +++ b/lib/asm-generic/pci.h
> @@ -1,4 +1,17 @@
>  #ifndef _ASM_GENERIC_PCI_H_
>  #define _ASM_GENERIC_PCI_H_
> -#error need architecture specific asm/pci.h
> +
> +#ifndef pci_probe
> +static inline bool pci_probe(void)
> +{
> +	return true;
> +}
> +#endif
> +
> +#ifndef pci_shutdown
> +static inline void pci_shutdown(void)
> +{
> +}
> +#endif
> +
>  #endif

What are these functions supposed to do exactly? (and why is the default
implementation empty?) ... some comments would be really helpful here.

 Thomas