[dpdk-dev] [PATCH v2 2/5] net/i40e: fix bitmask of supported Tx flags
Wu, Jingjing
jingjing.wu at intel.com
Tue Feb 7 03:30:15 CET 2017
> -----Original Message-----
> From: Olivier Matz [mailto:olivier.matz at 6wind.com]
> Sent: Monday, February 6, 2017 6:29 PM
> To: Wu, Jingjing <jingjing.wu at intel.com>
> Cc: Yigit, Ferruh <ferruh.yigit at intel.com>; dev at dpdk.org; Zhang, Helin
> <helin.zhang at intel.com>
> Subject: Re: [dpdk-dev] [PATCH v2 2/5] net/i40e: fix bitmask of supported Tx
> flags
>
> On Mon, 6 Feb 2017 03:02:12 +0000, "Wu, Jingjing"
> <jingjing.wu at intel.com> wrote:
> > >
> > > Functionally will be same, but what do you think about following, to
> > > make easy to see what define adds:
> > >
> > > +#define I40E_TX_OFFLOAD_MASK ( \
> > > + PKT_TX_IP_CKSUM | \
> > > + PKT_TX_IPV4 | \
> > > + PKT_TX_IPV6 | \
> > > + PKT_TX_L4_MASK | \
> > > + PKT_TX_OUTER_IP_CKSUM | \
> > > + PKT_TX_OUTER_IPV4 | \
> > > + PKT_TX_OUTER_IPV6 | \
> > >
> > > +#ifdef RTE_LIBRTE_IEEE1588
> > > + PKT_TX_IEEE1588_TMST | \
> > > +#endif
> > >
> > > + PKT_TX_TCP_SEG | \
> > > + PKT_TX_QINQ_PKT | \
> > > + PKT_TX_VLAN_PKT | \
> > > + PKT_TX_TUNNEL_MASK)
> > >
> >
> > Hi, Ferruh
> >
> > As I know, the above change is incorrect in C code. We cannot use
> > #ifdef #endif inside #define
> >
> > Thanks
> > Jingjing
>
>
> You can do:
>
> #ifdef RTE_LIBRTE_IEEE1588
> #define I40_TX_IEEE1588_TMST PKT_TX_IEEE1588_TMST #else #define
> I40_TX_IEEE1588_TMST 0 #endif
>
> #define I40E_TX_OFFLOAD_MASK ( \
> I40_TX_IEEE1588_TMST | \
> PKT_TX_IP_CKSUM | \
> ...
>
Thanks for the suggestion.
>
> Regards,
> Olivier
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