[dpdk-dev] [PATCH] bus/pci: support segment value as address domain on Windows

Ranjit Menon ranjit.menon at intel.com
Wed Sep 16 20:32:10 CEST 2020


On 8/25/2020 4:43 AM, Tal Shnaiderman wrote:
> Set the domain value for rte_pci_addr probing on Windows
> to the value of the PCI segment returned by SPDRP_BUSNUMBER.
>
> Signed-off-by: Tal Shnaiderman <talshn at nvidia.com>
> ---
>   drivers/bus/pci/windows/pci.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/bus/pci/windows/pci.c b/drivers/bus/pci/windows/pci.c
> index 489aa7902a..a40acec609 100644
> --- a/drivers/bus/pci/windows/pci.c
> +++ b/drivers/bus/pci/windows/pci.c
> @@ -195,8 +195,8 @@ get_device_pci_address(HDEVINFO dev_info,
>   		return -1;
>   	}
>   
> -	addr->domain = 0;
> -	addr->bus = bus_num;
> +	addr->domain = bus_num >> 8;
> +	addr->bus = bus_num & 0xff;
>   	addr->devid = dev_and_func >> 16;
>   	addr->function = dev_and_func & 0xffff;
>   	return 0;


Acked-by: Ranjit Menon <ranjit.menon at intel.com>



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