[dpdk-dev] [PATCH] net/i40e: fix Virtchnl Offload Caps missing

Guo, Jia jia.guo at intel.com
Fri Mar 12 10:29:15 CET 2021


Acked-by: Jeff Guo <jia.guo at intel.com>

> -----Original Message-----
> From: Zhang, RobinX <robinx.zhang at intel.com>
> Sent: Friday, March 12, 2021 4:52 PM
> To: dev at dpdk.org
> Cc: Xing, Beilei <beilei.xing at intel.com>; Guo, Jia <jia.guo at intel.com>; Zhang,
> RobinX <robinx.zhang at intel.com>
> Subject: [PATCH] net/i40e: fix Virtchnl Offload Caps missing
> 
> A new feature requesting additional queues from PF is added in iavf, before
> sending VIRTCHNL_OP_REQUEST_QUEUES op code, the offload capability
> flag VIRTCHNL_VF_OFFLOAD_REQ_QUEUES will be checked. And due to
> DPDK PF is still used by some cases, so add this offload capability flag in i40e
> pf.
> 
> Fixes: cbdbd360f77f ("net/i40e: support AVF basic interface")
> 
> Signed-off-by: Robin Zhang <robinx.zhang at intel.com>
> ---
>  drivers/net/i40e/i40e_pf.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/net/i40e/i40e_pf.c b/drivers/net/i40e/i40e_pf.c index
> f3d6d899f6..9804ed4253 100644
> --- a/drivers/net/i40e/i40e_pf.c
> +++ b/drivers/net/i40e/i40e_pf.c
> @@ -333,6 +333,10 @@ i40e_pf_host_process_cmd_get_vf_resource(struct
> i40e_pf_vf *vf, uint8_t *msg,
> 
>  	vf_res->vf_cap_flags = vf->request_caps &
>  				   I40E_VIRTCHNL_OFFLOAD_CAPS;
> +
> +	if (vf->request_caps & VIRTCHNL_VF_OFFLOAD_REQ_QUEUES)
> +		vf_res->vf_cap_flags |=
> VIRTCHNL_VF_OFFLOAD_REQ_QUEUES;
> +
>  	/* For X722, it supports write back on ITR
>  	 * without binding queue to interrupt vector.
>  	 */
> --
> 2.25.1



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