[dts] [PATCH V1] framework/crb:add check link status public method

[Tu, Lijuan]

> -----Original Message-----
> From: Zhimin Huang <zhiminx.huang at intel.com>
> Sent: 2022年1月6日 3:56
> To: dts at dpdk.org
> Cc: Huang, ZhiminX <zhiminx.huang at intel.com>
> Subject: [dts] [PATCH V1] framework/crb:add check link status public method
> 
> when we meet testpmd or app start but link is not up.
> we can loop up the interface to ensure link.
> 
> Signed-off-by: Zhimin Huang <zhiminx.huang at intel.com>
> ---
>  framework/crb.py | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/framework/crb.py b/framework/crb.py index bd4f565d..22af9ad3
> 100755
> --- a/framework/crb.py
> +++ b/framework/crb.py
> @@ -907,3 +907,17 @@ class Crb(object):
>          else:
>              self.logger.info("NIC %s may be not find %s" % (intf, flag))
>              return False
> +
> +    def check_interfaces_link(self, intf, timeout=15):

It only accept 1 interface, so the function name should be " check_interface_link "