[dpdk-dev] eth_fm10k_dev_init failed as there is no Glort update

[Chen, Jing D]

> -----Original Message-----
> From: Krishna S [mailto:k.sharmaa at gmail.com]
> Sent: Thursday, August 17, 2017 6:33 PM
> To: Chen, Jing D <jing.d.chen at intel.com>
> Cc: dev at dpdk.org; Wang, Xiao W <xiao.w.wang at intel.com>
> Subject: Re: eth_fm10k_dev_init failed as there is no Glort update
> 
> We are having kernel fm10k PF + fm10k VF driver. We are getting the
> update(glort updated) in all the cases in most of the times.
> But randomly, we are seeing this issue in one of VF initialisation.
> 
> The frequency of issue is, say 1 in 20 times.

This is DPDK community, kernel driver is not in the scope.
Please turn to kernel community or ask local technical support from Intel.
 
> 
> 
> On Thu, Aug 17, 2017 at 2:44 PM, Chen, Jing D <jing.d.chen at intel.com>
> wrote:
> > Some corretness.
> >
> >> -----Original Message-----
> >> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Chen, Jing D
> >> Sent: Thursday, August 17, 2017 5:06 PM
> >> To: Krishna S <k.sharmaa at gmail.com>
> >> Cc: dev at dpdk.org; Wang, Xiao W <xiao.w.wang at intel.com>
> >> Subject: Re: [dpdk-dev] eth_fm10k_dev_init failed as there is no
> >> Glort update
> >>
> >> Hi,
> >>
> >> > -----Original Message-----
> >> > From: Krishna S [mailto:k.sharmaa at gmail.com]
> >> > Sent: Thursday, August 17, 2017 5:02 PM
> >> > To: Chen, Jing D <jing.d.chen at intel.com>
> >> > Cc: dev at dpdk.org; Wang, Xiao W <xiao.w.wang at intel.com>
> >> > Subject: Re: eth_fm10k_dev_init failed as there is no Glort update
> >> >
> >> > Hi Everyone,
> >> >
> >> > Can anyone help me on this?
> >> >
> >> > Regards,
> >> > Krishna Sharma
> >> >
> >> > On Wed, Aug 16, 2017 at 7:24 PM, Krishna S <k.sharmaa at gmail.com>
> >> wrote:
> >> > > Hi Cheng,
> >> > >
> >> > > I am working on a system which uses fm10k driver.
> >> > >
> >> > > In my system, I am hitting an error in eth_fm10k_dev_init().
> >> > >
> >> > > We are waiting for VF to get GLoRT update message once
> >> > > update_lport_state(hw, hw->mac.dglort_map, 1, 1); is done.
> >> > >
> >> > > Check goes something like this.
> >> > >  if (hw->mac.type == fm10k_mac_vf) {
> >> > >                 int glort_valid = 0;
> >> > >                 int i;
> >> > >
> >> > >                 for (i = 0; i < MAX_QUERY_GLORT_STATE_TIMES; i++) {
> >> > >                         glort_valid = fm10k_glort_valid(hw);
> >> > >                         if (glort_valid) {
> >> > >                                 PMD_INIT_LOG(INFO, "GloRT update took ~%u ms!",
> >> > >                                         (i * WAIT_GLORT_MSG_US/1000));
> >> > >                             break;
> >> > >                         }
> >> > >
> >> > > But we are at times failing to get an update and so initialising fails.
> >> > >
> >> > > Could you kindly give pointers on what could be possible reasons
> >> > > why is there no update from PF ?
> >>
> >> DPDK doesn't support DPDK PF + DPDK VF case, only kernel PF +
> >> DPDK/kernel VF driver case.
> >
> > fm10k doesn't support DPDK fm10k PF + DPDK fm10k VF case, only kernel
> > fm10k PF + DPDK/kernel fm10k VF driver case.
> >
> >>
> >> > >
> >> > >
> >> > > --
> >> > > Regards,
> >> > > Krishna Sharma
> >> >
> >> >
> >> >
> >> > --
> >> > Regards,
> >> > Krishna Sharma
> 
> 
> 
> --
> Regards,
> Krishna Sharma