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Wed, 21 Jun 2017 11:38:20 +0000 Date: Wed, 21 Jun 2017 17:08:03 +0530 From: Jerin Jacob To: Hemant Agrawal Cc: dev@dpdk.org, bruce.richardson@intel.com, harry.van.haaren@intel.com, gage.eads@intel.com, nipun.gupta@nxp.com, narender.vangati@intel.com Message-ID: <20170621113801.GB31460@jerin> References: <20170518084827.13626-1-jerin.jacob@caviumnetworks.com> <20170602143830.GA17430@jerin> <20170620154801.GB8453@jerin> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170620154801.GB8453@jerin> User-Agent: Mutt/1.8.3 (2017-05-23) X-Originating-IP: [106.201.119.209] X-ClientProxiedBy: BM1PR01CA0091.INDPRD01.PROD.OUTLOOK.COM (10.174.208.159) To BLUPR0701MB1713.namprd07.prod.outlook.com (10.163.85.14) X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 9911c4e4-571e-4d45-f737-08d4b89a0628 X-Microsoft-Antispam: UriScan:; BCL:0; PCL:0; RULEID:(300000500055)(300135000095)(300000501055)(300135300095)(22001)(300000502055)(300135100095)(300000503055)(300135400095)(201703131423075)(201703031133081)(300000504055)(300135200095)(300000505055)(300135600095); 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WOW64; rv:45.0) Gecko/20100101 > > > Thunderbird/45.8.0 > > > > > > On 5/18/2017 2:18 PM, Jerin Jacob wrote: > > > > Defining the value 0 as default value for dequeue timeout > > > > will help the application reduce the configuration setup > > > > if the application is interested only in default > > > > timeout value. > > > > > > > > Signed-off-by: Jerin Jacob > > > > --- > > > > This patch will fix following error found in the event_pipeline RFC application > > > > http://dpdk.org/dev/patchwork/patch/23799/ with event_octeontx HW driver. > > > > > > > > EVENTDEV: rte_event_dev_configure() line 379: dev0 invalid > > > > dequeue_timeout_ns=0 min_dequeue_timeout_ns=853 max_dequeue_timeout_ns=873813 > > > > --- > > > > drivers/event/octeontx/ssovf_evdev.c | 2 ++ > > > > lib/librte_eventdev/rte_eventdev.c | 5 +++-- > > > > lib/librte_eventdev/rte_eventdev.h | 1 + > > > > 3 files changed, 6 insertions(+), 2 deletions(-) > > > > > > > > diff --git a/drivers/event/octeontx/ssovf_evdev.c b/drivers/event/octeontx/ssovf_evdev.c > > > > index c80a44379..5499b1bf7 100644 > > > > --- a/drivers/event/octeontx/ssovf_evdev.c > > > > +++ b/drivers/event/octeontx/ssovf_evdev.c > > > > @@ -194,6 +194,8 @@ ssovf_configure(const struct rte_eventdev *dev) > > > > > > > > ssovf_func_trace(); > > > > deq_tmo_ns = conf->dequeue_timeout_ns; > > > > + if (deq_tmo_ns == 0) > > > > + deq_tmo_ns = edev->min_deq_timeout_ns; > > > > > > '0' should mean don't wait? > > > > Yes. I think, we can leave that to the driver for the minimum supported > > dequeue timeout for the given platform(PMD). OCTEONTX PMD needs > > different treatment for "no-wait" case, hence setting the minimum value > > that PMD supports. > > > > Any other comments on API change? > > Let me know _if_ there is any objection to take this patch? Applied to dpdk-next-eventdev/master. Thanks.