From: Raslan Darawsheh <rasland@nvidia.com>
To: Ferruh Yigit <ferruh.yigit@intel.com>, "dev@dpdk.org" <dev@dpdk.org>
Cc: Ori Kam <orika@nvidia.com>,
"andrew.rybchenko@oktetlabs.ru" <andrew.rybchenko@oktetlabs.ru>,
"ivan.malov@oktetlabs.ru" <ivan.malov@oktetlabs.ru>,
"ying.a.wang@intel.com" <ying.a.wang@intel.com>,
"olivier.matz@6wind.com" <olivier.matz@6wind.com>,
Slava Ovsiienko <viacheslavo@nvidia.com>,
Shiri Kuzin <shirik@nvidia.com>,
"stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-stable] [PATCH v3 2/2] ethdev: update qfi definition
Date: Sun, 4 Apr 2021 07:18:23 +0000 [thread overview]
Message-ID: <DM6PR12MB2748C33A5BACECE4DFEA17BFCF789@DM6PR12MB2748.namprd12.prod.outlook.com> (raw)
In-Reply-To: <9ec04838-2c71-1b64-53db-d6cd2c2abf34@intel.com>
Hi Ferruh,
> -----Original Message-----
> From: Ferruh Yigit <ferruh.yigit@intel.com>
> Sent: Thursday, April 1, 2021 7:54 PM
> To: Raslan Darawsheh <rasland@nvidia.com>; dev@dpdk.org
> Cc: Ori Kam <orika@nvidia.com>; andrew.rybchenko@oktetlabs.ru;
> ivan.malov@oktetlabs.ru; ying.a.wang@intel.com; olivier.matz@6wind.com;
> Slava Ovsiienko <viacheslavo@nvidia.com>; Shiri Kuzin <shirik@nvidia.com>;
> stable@dpdk.org
> Subject: Re: [PATCH v3 2/2] ethdev: update qfi definition
>
> On 3/30/2021 9:00 AM, Raslan Darawsheh wrote:
> > qfi field is 8 bits which represent single bit for
> > PPP (paging Policy Presence) single bit for RQI
> > (Reflective QoS Indicator) and 6 bits for qfi
> > (QoS Flow Identifier) based on RFC 38415-g30
> >
> > This update the doxygen format and the mask for qfi
> > to properly identify the full 8 bits of the field.
> >
> > note: changing the default mask would cause different
> > patterns generated by testpmd.
> >
> > Fixes: 346553db5bd1 ("ethdev: add GTP extension header to flow API")
> > Cc: ying.a.wang@intel.com
> > Cc: stable@dpdk.org
> >
> > Signed-off-by: Raslan Darawsheh <rasland@nvidia.com>
> > ---
> > doc/guides/testpmd_app_ug/testpmd_funcs.rst | 3 ++-
> > lib/librte_ethdev/rte_flow.h | 18 +++++++++++++++---
> > 2 files changed, 17 insertions(+), 4 deletions(-)
> >
> > diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> > index f59eb8a27d..dd39c4c3c2 100644
> > --- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> > +++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> > @@ -3742,7 +3742,8 @@ This section lists supported pattern items and
> their attributes, if any.
> > - ``gtp_psc``: match GTP PDU extension header with type 0x85.
> >
> > - ``pdu_type {unsigned}``: PDU type.
> > - - ``qfi {unsigned}``: QoS flow identifier.
> > +
> > + - ``qfi {unsigned}``: PPP, RQI and QoS flow identifier.
> >
> > - ``pppoes``, ``pppoed``: match PPPoE header.
> >
> > diff --git a/lib/librte_ethdev/rte_flow.h b/lib/librte_ethdev/rte_flow.h
> > index 6cc57136ac..1eb9711707 100644
> > --- a/lib/librte_ethdev/rte_flow.h
> > +++ b/lib/librte_ethdev/rte_flow.h
> > @@ -20,6 +20,7 @@
> > #include <rte_arp.h>
> > #include <rte_common.h>
> > #include <rte_ether.h>
> > +#include <rte_gtp.h>
> > #include <rte_icmp.h>
> > #include <rte_ip.h>
> > #include <rte_sctp.h>
> > @@ -1421,16 +1422,27 @@ static const struct rte_flow_item_meta
> rte_flow_item_meta_mask = {
> > *
> > * Matches a GTP PDU extension header with type 0x85.
> > */
> > +RTE_STD_C11
> > struct rte_flow_item_gtp_psc {
> > - uint8_t pdu_type; /**< PDU type. */
> > - uint8_t qfi; /**< QoS flow identifier. */
> > + union {
> > + struct {
> > + /*
> > + * These fields are retained for compatibility.
> > + * Please switch to the new header field below.
> > + */
> > + uint8_t pdu_type; /**< PDU type. */
> > + uint8_t qfi; /**< PPP, RQI, QoS flow identifier. */
> > +
> > + };
> > + struct rte_gtp_psc gtp_psc;
>
> Again for consistency, what do you think to rename the variable as 'hdr'?
Will do,
>
> > + };
> > };
> >
> > /** Default mask for RTE_FLOW_ITEM_TYPE_GTP_PSC. */
> > #ifndef __cplusplus
> > static const struct rte_flow_item_gtp_psc
> > rte_flow_item_gtp_psc_mask = {
> > - .qfi = 0x3f,
> > + .qfi = 0xff,
>
> Since the protocol header is the preferred way, (individual fields may be
> deprecated in the future), can you please switch to new field, like:
Yes, will do it accordingly
> .gtp_psc.qfi = 0xff,
>
> > };
> > #endif
> >
> >
next prev parent reply other threads:[~2021-04-04 7:18 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20210330075036.6579-2-rasland@nvidia.com>
[not found] ` <20210330080013.6922-1-rasland@nvidia.com>
2021-03-30 8:00 ` Raslan Darawsheh
2021-04-01 16:54 ` Ferruh Yigit
2021-04-04 7:18 ` Raslan Darawsheh [this message]
[not found] ` <20210404074552.24190-1-rasland@nvidia.com>
2021-04-04 7:45 ` [dpdk-stable] [PATCH v4 " Raslan Darawsheh
2021-04-06 16:09 ` Ferruh Yigit
2021-04-13 8:14 ` Raslan Darawsheh
2021-04-13 9:24 ` Ori Kam
2021-04-14 12:16 ` Ferruh Yigit
2021-04-15 6:33 ` Raslan Darawsheh
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