[dpdk-dev] [PATCH 5/8] net/i40e/base: check return value of DNL admin command

[Sun, GuinanX]

Hi, Jeff

> -----Original Message-----
> From: Sun, GuinanX
> Sent: Monday, July 27, 2020 12:54 PM
> To: Guo, Jia <jia.guo at intel.com>; dev at dpdk.org
> Cc: Xing, Beilei <beilei.xing at intel.com>; Ludkiewicz, Adam
> <adam.ludkiewicz at intel.com>
> Subject: RE: [PATCH 5/8] net/i40e/base: check return value of DNL admin
> command
> 
> Hi Jeff
> 
> > -----Original Message-----
> > From: Guo, Jia
> > Sent: Monday, July 27, 2020 12:08 PM
> > To: Sun, GuinanX <guinanx.sun at intel.com>; dev at dpdk.org
> > Cc: Xing, Beilei <beilei.xing at intel.com>; Ludkiewicz, Adam
> > <adam.ludkiewicz at intel.com>
> > Subject: Re: [PATCH 5/8] net/i40e/base: check return value of DNL
> > admin command
> >
> > hi, guinan
> >
> > On 7/21/2020 3:39 PM, Guinan Sun wrote:
> > > Check return value of running DNL admin command.
> >
> >
> > What is "DNL", I am not sure i know the reason it appear here, could
> > you double check it?
> >
> 
> Regarding what DNL stands for, I haven't found it in the code and datasheet.
> It can be seen from the code change that the return value check operation of
> i40e_aq_run_phy_activity has been added.
> The description of this function is RUN DNL admin command.
> So tile and commit log have made such changes.

Sorry, I might have misunderstood it just now.
I will double check for it and patch V2 will modify it.

> 
> >
> > >
> > > Signed-off-by: Adam Ludkiewicz <adam.ludkiewicz at intel.com>
> > > Signed-off-by: Guinan Sun <guinanx.sun at intel.com>
> > > ---
> > >   drivers/net/i40e/base/i40e_common.c | 2 +-
> > >   1 file changed, 1 insertion(+), 1 deletion(-)
> > >
> > > diff --git a/drivers/net/i40e/base/i40e_common.c
> > b/drivers/net/i40e/base/i40e_common.c
> > > index 46a0b7881..85c22849e 100644
> > > --- a/drivers/net/i40e/base/i40e_common.c
> > > +++ b/drivers/net/i40e/base/i40e_common.c
> > > @@ -7097,7 +7097,7 @@ enum i40e_status_code
> > i40e_get_lpi_counters(struct i40e_hw *hw,
> > >
> > 	I40E_AQ_RUN_PHY_ACT_DNL_OPCODE_GET_EEE_STAT,
> > >   				&cmd_status, tx_counter, rx_counter, NULL);
> > >
> > > -		if (cmd_status != I40E_AQ_RUN_PHY_ACT_CMD_STAT_SUCC)
> > > +		if (!retval && cmd_status !=
> > I40E_AQ_RUN_PHY_ACT_CMD_STAT_SUCC)
> > >   			retval = I40E_ERR_ADMIN_QUEUE_ERROR;
> > >
> > >   		return retval;