Re: [PATCH 24/30] staging: rts5208: deprecate pci_get_bus_and_slot()

From: Greg Kroah-Hartman
Date: Wed Nov 22 2017 - 02:54:24 EST


On Wed, Nov 22, 2017 at 12:31:09AM -0500, Sinan Kaya wrote:
> pci_get_bus_and_slot() is restrictive such that it assumes domain=0 as
> where a PCI device is present. This restricts the device drivers to be
> reused for other domain numbers.
>
> Use pci_get_domain_bus_and_slot() with a domain number of 0 where we can't
> extract the domain number. Other places, use the actual domain number from
> the device.
>
> Signed-off-by: Sinan Kaya <okaya@xxxxxxxxxxxxxx>
> ---
> drivers/staging/rts5208/rtsx.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/staging/rts5208/rtsx.c b/drivers/staging/rts5208/rtsx.c
> index 89e2cfe..13b14fe 100644
> --- a/drivers/staging/rts5208/rtsx.c
> +++ b/drivers/staging/rts5208/rtsx.c
> @@ -281,7 +281,7 @@ int rtsx_read_pci_cfg_byte(u8 bus, u8 dev, u8 func, u8 offset, u8 *val)
> u8 data;
> u8 devfn = (dev << 3) | func;
>
> - pdev = pci_get_bus_and_slot(bus, devfn);
> + pdev = pci_get_domain_bus_and_slot(0, bus, devfn);

Ugh, this whole function should go away, but it's good enough for now,
I'll queue it up after -rc1 is out.

thanks,

greg k-h