[Intel-wired-lan] [PATCH S12 11/14] ice: Reset all VFs with VFLR during SR-IOV init flow

Bowers, AndrewX andrewx.bowers at intel.com
Thu Feb 28 19:34:56 UTC 2019


> -----Original Message-----
> From: Intel-wired-lan [mailto:intel-wired-lan-bounces at osuosl.org] On
> Behalf Of Anirudh Venkataramanan
> Sent: Friday, February 8, 2019 12:51 PM
> To: intel-wired-lan at lists.osuosl.org
> Subject: [Intel-wired-lan] [PATCH S12 11/14] ice: Reset all VFs with VFLR
> during SR-IOV init flow
> 
> From: Akeem G Abodunrin <akeem.g.abodunrin at intel.com>
> 
> During SR-IOV initialization, we allocate and setup VFs with reset, and since
> we were going to inform Firmware about our intention to do VFLR by
> disabling LAN TX Queue, then we really have to complete VF reset flow with
> VFLR using appropriate registers - Otherwise, reset status bit for VF in the
> Guest OS might returns DEADBEEF.
> This resolves issue to properly initialize VFs in the Guest OS via PCI
> passthrough.
> 
> Signed-off-by: Akeem G Abodunrin <akeem.g.abodunrin at intel.com>
> Signed-off-by: Anirudh Venkataramanan
> <anirudh.venkataramanan at intel.com>
> ---
>  drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Tested-by: Andrew Bowers <andrewx.bowers at intel.com>




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