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From: "Carrillo, Erik G" <erik.g.carrillo@intel.com>
To: "Bhagavatula, Pavan" <Pavan.Bhagavatula@cavium.com>,
	"Jacob,  Jerin" <Jerin.JacobKollanukkaran@cavium.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v8 7/9] test: add event timer adapter auto-test
Date: Fri, 30 Mar 2018 18:47:40 +0000	[thread overview]
Message-ID: <BE54F058557D9A4FAC1D84E2FC6D87570EE0A338@fmsmsx115.amr.corp.intel.com> (raw)
In-Reply-To: <20180330154755.GA23814@ltp-pvn>

Hi Pavan,

> -----Original Message-----
> From: Bhagavatula, Pavan [mailto:Pavan.Bhagavatula@cavium.com]
> Sent: Friday, March 30, 2018 10:49 AM
> To: Carrillo, Erik G <erik.g.carrillo@intel.com>; Jacob, Jerin
> <Jerin.JacobKollanukkaran@cavium.com>; nipun.gupta@nxp.com;
> hemant.agrawal@nxp.com
> Cc: dev@dpdk.org
> Subject: Re: [PATCH v8 7/9] test: add event timer adapter auto-test
> 
> Hi Erik,
> 
> Few comments below,
> 

<...snipped...>

> > +/* Test that adapter stops correctly. */ static int
> > +adapter_stop(void)
> > +{
> > +	uint32_t evdev_service_id, adapter_service_id;
> > +	struct rte_event_timer_adapter *l_adapter = NULL;
> > +
> Please use INTERNAL_PORT capability to determine if service core is
> required.
> 
 
Good catch.  I meant to remove the references to service ids here, so I've gone ahead and done that.

<...snipped...>

> > +stat_inc_reset_ev_enq(void)
> > +{
> > +	int ret, i, n;
> > +	int num_evtims = MAX_TIMERS;
> > +	struct rte_event_timer *evtims[num_evtims];
> > +	struct rte_event evs[BATCH_SIZE];
> > +	struct rte_event_timer_adapter_stats stats;
> > +	const struct rte_event_timer init_tim = {
> > +		.ev.op = RTE_EVENT_OP_NEW,
> > +		.ev.queue_id = TEST_QUEUE_ID,
> > +		.ev.sched_type = RTE_SCHED_TYPE_ATOMIC,
> > +		.ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL,
> > +		.ev.event_type =  RTE_EVENT_TYPE_TIMER,
> > +		.state = RTE_EVENT_TIMER_NOT_ARMED,
> > +		.timeout_ticks = 5,	// expire in .5 sec
> > +	};
> > +
> > +	ret = rte_mempool_get_bulk(eventdev_test_mempool, (void
> **)evtims,
> > +				   num_evtims);
> > +	TEST_ASSERT_EQUAL(ret, 0, "Failed to get array of timer objs: ret =
> %d",
> > +			  ret);
> > +
> > +	for (i = 0; i < num_evtims; i++) {
> > +		*evtims[i] = init_tim;
> > +		evtims[i]->ev.event_ptr = evtims[i];
> > +	}
> > +
> > +	ret = rte_event_timer_adapter_stats_get(timdev, &stats);
> > +	TEST_ASSERT_EQUAL(ret, 0, "Failed to get stats");
> > +	TEST_ASSERT_EQUAL((int)stats.ev_enq_count, 0, "Stats not clear at "
> > +			  "startup");
> > +
> > +	/* Test with the max value for the adapter */
> > +	ret = rte_event_timer_arm_burst(timdev, evtims, num_evtims);
> > +	TEST_ASSERT_EQUAL(ret, num_evtims,
> > +			  "Failed to arm all event timers: attempted = %d, "
> > +			  "succeeded = %d, rte_errno = %s",
> > +			  num_evtims, ret, rte_strerror(rte_errno));
> > +
> > +	rte_delay_ms(1000);
> > +
> > +#define MAX_TRIES 1000
> 
> Please make MAX_TRIES equivalent to num_evtims, here we are trying to
> deq 10 events in burst and assume it to succeed but in case event dev
> doesn't support burst mode event will be stuck as it will have only 1000 tries
> instead of 4096.

Good catch again - I'll make these changes.
 
<...snipped...>

> > +static int
> > +adapter_create_max(void)
> > +{
> > +	int i;
> > +	uint32_t svc_start_count, svc_end_count;
> > +	struct rte_event_timer_adapter *adapters[
> > +
> 	RTE_EVENT_TIMER_ADAPTER_NUM_MAX + 1];
> > +
> > +	struct rte_event_timer_adapter_conf conf = {
> > +		.event_dev_id = evdev,
> > +		// timer_adapter_id set in loop
> > +		.clk_src = RTE_EVENT_TIMER_ADAPTER_CPU_CLK,
> > +		.timer_tick_ns = NSECPERSEC / 10,
> > +		.max_tmo_ns = 180 * NSECPERSEC,
> > +		.nb_timers = MAX_TIMERS,
> > +		.flags = 0,
> > +	};
> > +
> > +	svc_start_count = rte_service_get_count();
> > +
> > +	/* This test expects that there are sufficient service IDs available
> > +	 * to be allocated. I.e., RTE_EVENT_TIMER_ADAPTER_NUM_MAX
> may need to
> > +	 * be less than RTE_SERVICE_NUM_MAX if anything else uses a
> service
> > +	 * (the SW event device, for example).
> > +	 */
> Same as above service use need to be dependent on INTERNAL_PORT
> capability.
> 
> Also, in software event dev case this can be a valid test but in case of a hw
> event dev RTE_EVENT_TIMER_ADAPTER_NUM_MAX number of event
> devicesmight not be binded to dpdk. Either we need to provide a API to
> check how many event devices are supported or use
> eventdev_timer_adapter_caps_get_t to get the number.
> 
> Thoughts?
> 

For now, I've modified the test case so that it returns ENOTSUP for the hw case.
But I like the idea of adding an API to query the count of devices.

Thanks,
Gabriel

  reply	other threads:[~2018-03-30 18:47 UTC|newest]

Thread overview: 133+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1511890148-22295-1-git-send-email-erik.g.carrillo@intel.com>
2017-12-01 20:00 ` [dpdk-dev] [RFC PATCH v5 0/5] eventtimer: introduce event timer adapter Erik Gabriel Carrillo
2017-12-01 20:00   ` [dpdk-dev] [RFC PATCH v5 1/5] " Erik Gabriel Carrillo
2017-12-06 15:17     ` Jerin Jacob
2017-12-06 16:23       ` Carrillo, Erik G
2017-12-01 20:00   ` [dpdk-dev] [RFC PATCH v5 2/5] eventtimer: add common code Erik Gabriel Carrillo
2017-12-06 15:35     ` Jerin Jacob
2017-12-01 20:00   ` [dpdk-dev] [RFC PATCH v5 3/5] eventtimer: add config variable for adapter Erik Gabriel Carrillo
2017-12-06 15:41     ` Jerin Jacob
2017-12-06 20:01       ` Carrillo, Erik G
2017-12-01 20:00   ` [dpdk-dev] [RFC PATCH v5 4/5] eventtimer: add default software implementation stub Erik Gabriel Carrillo
2017-12-01 20:00   ` [dpdk-dev] [RFC PATCH v5 5/5] test: add event timer adapter auto-test Erik Gabriel Carrillo
2018-01-11  0:20   ` [dpdk-dev] [PATCH v6 00/23] eventtimer: introduce event timer adapter Erik Gabriel Carrillo
2018-01-11  0:20     ` [dpdk-dev] [PATCH v6 01/23] eventtimer: add event timer adapter API Erik Gabriel Carrillo
2018-01-11 11:10       ` Pavan Nikhilesh
2018-01-11 16:56         ` Carrillo, Erik G
2018-01-11 17:31           ` Pavan Nikhilesh
2018-01-11  0:20     ` [dpdk-dev] [PATCH v6 02/23] eventtimer: add common code Erik Gabriel Carrillo
2018-01-11  0:20     ` [dpdk-dev] [PATCH v6 03/23] eventtimer: add default software driver stub Erik Gabriel Carrillo
2018-01-11  0:20     ` [dpdk-dev] [PATCH v6 04/23] test: add event timer adapter auto-test Erik Gabriel Carrillo
2018-01-11  0:20     ` [dpdk-dev] [PATCH v6 05/23] eventtimer: add adapter allocation definitions Erik Gabriel Carrillo
2018-01-11 11:18       ` Pavan Nikhilesh
2018-01-11  0:20     ` [dpdk-dev] [PATCH v6 06/23] test: exercise event timer adapter allocation functions Erik Gabriel Carrillo
2018-01-11  0:20     ` [dpdk-dev] [PATCH v6 07/23] eventtimer: add adapter get info function definition Erik Gabriel Carrillo
2018-01-11  0:20     ` [dpdk-dev] [PATCH v6 08/23] eventtimer: add adapter start/stop definitions Erik Gabriel Carrillo
2018-01-11 17:28       ` Pavan Nikhilesh
2018-01-18 23:57         ` Carrillo, Erik G
2018-01-11  0:21     ` [dpdk-dev] [PATCH v6 09/23] eventtimer: add API to get service id Erik Gabriel Carrillo
2018-01-11  0:21     ` [dpdk-dev] [PATCH v6 10/23] eventtimer: remove service id entry from info structure Erik Gabriel Carrillo
2018-01-11 11:34       ` Pavan Nikhilesh
2018-01-11  0:21     ` [dpdk-dev] [PATCH v6 11/23] test: exercise event timer adapter start/stop functions Erik Gabriel Carrillo
2018-01-11  0:21     ` [dpdk-dev] [PATCH v6 12/23] eventtimer: add event timer arm/cancel function definitions Erik Gabriel Carrillo
2018-01-11 11:38       ` Pavan Nikhilesh
2018-01-11  0:21     ` [dpdk-dev] [PATCH v6 13/23] eventtimer: add adapter service definition Erik Gabriel Carrillo
2018-01-11 12:03       ` Pavan Nikhilesh
2018-01-11  0:21     ` [dpdk-dev] [PATCH v6 14/23] eventtimer: add event timer initializer function Erik Gabriel Carrillo
2018-01-11  0:21     ` [dpdk-dev] [PATCH v6 15/23] eventtimer: add buffering of timer expiry events Erik Gabriel Carrillo
2018-01-11 12:18       ` Pavan Nikhilesh
2018-01-18 23:07         ` Carrillo, Erik G
2018-01-20  8:55           ` Pavan Nikhilesh
2018-01-11  0:21     ` [dpdk-dev] [PATCH v6 16/23] eventtimer: add stats to API Erik Gabriel Carrillo
2018-01-11  0:21     ` [dpdk-dev] [PATCH v6 17/23] eventtimer: add support for single-producer put mode Erik Gabriel Carrillo
2018-01-11  0:21     ` [dpdk-dev] [PATCH v6 18/23] eventtimer: add non-blocking mode for event timer operations Erik Gabriel Carrillo
2018-01-11  0:21     ` [dpdk-dev] [PATCH v6 19/23] test: exercise event timer arm and expiry Erik Gabriel Carrillo
2018-01-11 12:26       ` Pavan Nikhilesh
2018-01-11  0:21     ` [dpdk-dev] [PATCH v6 20/23] maintainers: add event timer adapter section Erik Gabriel Carrillo
2018-01-11  0:21     ` [dpdk-dev] [PATCH v6 21/23] doc: add event timer adapter to API index Erik Gabriel Carrillo
2018-01-12 11:12       ` Kovacevic, Marko
2018-01-11  0:21     ` [dpdk-dev] [PATCH v6 22/23] doc: add event timer adapter section to programmer's guide Erik Gabriel Carrillo
2018-01-11 15:26       ` Kovacevic, Marko
2018-01-11  0:21     ` [dpdk-dev] [PATCH v6 23/23] doc: add event timer adapter to release notes Erik Gabriel Carrillo
2018-01-12 10:48       ` Kovacevic, Marko
2018-03-08 21:53     ` [dpdk-dev] [PATCH v7 0/7] eventtimer: introduce event timer adapter Erik Gabriel Carrillo
2018-03-08 21:54       ` [dpdk-dev] [PATCH v7 1/7] eventtimer: add event timer adapter API Erik Gabriel Carrillo
2018-03-12  7:53         ` Jerin Jacob
2018-03-12 16:22           ` Carrillo, Erik G
2018-03-08 21:54       ` [dpdk-dev] [PATCH v7 2/7] eventtimer: add common code Erik Gabriel Carrillo
2018-03-12  8:11         ` Jerin Jacob
2018-03-08 21:54       ` [dpdk-dev] [PATCH v7 3/7] eventtimer: add default software driver Erik Gabriel Carrillo
2018-03-12  8:45         ` Jerin Jacob
2018-03-12 21:20           ` Carrillo, Erik G
2018-03-08 21:54       ` [dpdk-dev] [PATCH v7 4/7] eventtimer: add support for meson build system Erik Gabriel Carrillo
2018-03-08 21:54       ` [dpdk-dev] [PATCH v7 5/7] test: add event timer adapter auto-test Erik Gabriel Carrillo
2018-03-14 12:52         ` Pavan Nikhilesh
2018-03-14 21:42           ` Carrillo, Erik G
2018-03-14 13:31         ` Pavan Nikhilesh
2018-03-14 21:40           ` Carrillo, Erik G
2018-03-08 21:54       ` [dpdk-dev] [PATCH v7 6/7] doc: add event timer adapter section to programmer's guide Erik Gabriel Carrillo
2018-03-12 11:21         ` Jerin Jacob
2018-03-12 22:02           ` Carrillo, Erik G
2018-03-08 21:54       ` [dpdk-dev] [PATCH v7 7/7] doc: add event timer adapter documentation Erik Gabriel Carrillo
2018-03-12 11:28         ` Jerin Jacob
2018-03-29 21:27       ` [dpdk-dev] [PATCH v8 0/9] eventtimer: introduce event timer adapter Erik Gabriel Carrillo
2018-03-29 21:27         ` [dpdk-dev] [PATCH v8 1/9] " Erik Gabriel Carrillo
2018-03-29 21:27         ` [dpdk-dev] [PATCH v8 2/9] eventdev: convert to SPDX license tag in header Erik Gabriel Carrillo
2018-04-02  8:12           ` Jerin Jacob
2018-04-02  9:16             ` Hemant Agrawal
2018-03-29 21:27         ` [dpdk-dev] [PATCH v8 3/9] eventtimer: add common code Erik Gabriel Carrillo
2018-03-29 21:27         ` [dpdk-dev] [PATCH v8 4/9] mk: update library order in static build Erik Gabriel Carrillo
2018-03-29 21:27         ` [dpdk-dev] [PATCH v8 5/9] eventtimer: add default software driver Erik Gabriel Carrillo
2018-04-02  8:42           ` Jerin Jacob
2018-03-29 21:27         ` [dpdk-dev] [PATCH v8 6/9] eventtimer: add support for meson build system Erik Gabriel Carrillo
2018-03-29 21:27         ` [dpdk-dev] [PATCH v8 7/9] test: add event timer adapter auto-test Erik Gabriel Carrillo
2018-03-30 15:48           ` Bhagavatula, Pavan
2018-03-30 18:47             ` Carrillo, Erik G [this message]
2018-03-29 21:27         ` [dpdk-dev] [PATCH v8 8/9] doc: add event timer adapter section to programmer's guide Erik Gabriel Carrillo
2018-03-29 21:27         ` [dpdk-dev] [PATCH v8 9/9] doc: add event timer adapter documentation Erik Gabriel Carrillo
2018-04-02 19:39         ` [dpdk-dev] [PATCH v9 0/9] eventtimer: introduce event timer adapter Erik Gabriel Carrillo
2018-04-02 19:39           ` [dpdk-dev] [PATCH v9 1/9] " Erik Gabriel Carrillo
2018-04-02 23:25             ` Jerin Jacob
2018-04-02 19:39           ` [dpdk-dev] [PATCH v9 2/9] eventdev: convert to SPDX license tag in header Erik Gabriel Carrillo
2018-04-02 23:27             ` Jerin Jacob
2018-04-02 19:39           ` [dpdk-dev] [PATCH v9 3/9] eventtimer: add common code Erik Gabriel Carrillo
2018-04-02 23:35             ` Jerin Jacob
2018-04-03 18:38               ` Carrillo, Erik G
2018-04-02 19:39           ` [dpdk-dev] [PATCH v9 4/9] mk: update library order in static build Erik Gabriel Carrillo
2018-04-02 23:36             ` Jerin Jacob
2018-04-02 19:39           ` [dpdk-dev] [PATCH v9 5/9] eventtimer: add default software driver Erik Gabriel Carrillo
2018-04-03  9:59             ` Pavan Nikhilesh
2018-04-02 19:39           ` [dpdk-dev] [PATCH v9 6/9] eventtimer: add support for meson build system Erik Gabriel Carrillo
2018-04-02 19:39           ` [dpdk-dev] [PATCH v9 7/9] test: add event timer adapter auto-test Erik Gabriel Carrillo
2018-04-03  9:52             ` Pavan Nikhilesh
2018-04-02 19:39           ` [dpdk-dev] [PATCH v9 8/9] doc: add event timer adapter section to programmer's guide Erik Gabriel Carrillo
2018-04-03  0:00             ` Jerin Jacob
2018-04-02 19:39           ` [dpdk-dev] [PATCH v9 9/9] doc: add event timer adapter documentation Erik Gabriel Carrillo
2018-04-02 23:42             ` Jerin Jacob
2018-04-02 23:19           ` [dpdk-dev] [PATCH v9 0/9] eventtimer: introduce event timer adapter Jerin Jacob
2018-04-03 14:09             ` Carrillo, Erik G
2018-04-03 14:15               ` Jerin Jacob
2018-04-03 18:32                 ` Carrillo, Erik G
2018-04-03 21:44           ` [dpdk-dev] [PATCH v10 " Erik Gabriel Carrillo
2018-04-03 21:44             ` [dpdk-dev] [PATCH v10 1/9] " Erik Gabriel Carrillo
2018-04-03 21:44             ` [dpdk-dev] [PATCH v10 2/9] eventdev: convert to SPDX license tag in header Erik Gabriel Carrillo
2018-04-03 21:44             ` [dpdk-dev] [PATCH v10 3/9] eventtimer: add common code Erik Gabriel Carrillo
2018-04-04 16:50               ` Pavan Nikhilesh
2018-04-03 21:44             ` [dpdk-dev] [PATCH v10 4/9] mk: update library order in static build Erik Gabriel Carrillo
2018-04-03 21:44             ` [dpdk-dev] [PATCH v10 5/9] eventtimer: add default software driver Erik Gabriel Carrillo
2018-04-03 21:44             ` [dpdk-dev] [PATCH v10 6/9] eventtimer: add support for meson build system Erik Gabriel Carrillo
2018-04-04 16:51               ` Pavan Nikhilesh
2018-04-03 21:44             ` [dpdk-dev] [PATCH v10 7/9] test: add event timer adapter auto-test Erik Gabriel Carrillo
2018-04-03 21:44             ` [dpdk-dev] [PATCH v10 8/9] doc: add event timer adapter section to programmer's guide Erik Gabriel Carrillo
2018-04-03 21:44             ` [dpdk-dev] [PATCH v10 9/9] doc: add event timer adapter documentation Erik Gabriel Carrillo
2018-04-04  2:31             ` [dpdk-dev] [PATCH v10 0/9] eventtimer: introduce event timer adapter Jerin Jacob
2018-04-04 21:51             ` [dpdk-dev] [PATCH v11 " Erik Gabriel Carrillo
2018-04-04 21:51               ` [dpdk-dev] [PATCH v11 1/9] " Erik Gabriel Carrillo
2018-04-04 21:51               ` [dpdk-dev] [PATCH v11 2/9] eventdev: convert to SPDX license tag in header Erik Gabriel Carrillo
2018-04-04 21:51               ` [dpdk-dev] [PATCH v11 3/9] eventtimer: add common code Erik Gabriel Carrillo
2018-04-04 21:51               ` [dpdk-dev] [PATCH v11 4/9] mk: update library order in static build Erik Gabriel Carrillo
2018-04-04 21:51               ` [dpdk-dev] [PATCH v11 5/9] eventtimer: add default software driver Erik Gabriel Carrillo
2018-04-04 21:51               ` [dpdk-dev] [PATCH v11 6/9] eventtimer: add support for meson build system Erik Gabriel Carrillo
2018-04-04 21:51               ` [dpdk-dev] [PATCH v11 7/9] test: add event timer adapter auto-test Erik Gabriel Carrillo
2018-04-04 21:51               ` [dpdk-dev] [PATCH v11 8/9] doc: add event timer adapter section to programmer's guide Erik Gabriel Carrillo
2018-04-04 21:51               ` [dpdk-dev] [PATCH v11 9/9] doc: add event timer adapter documentation Erik Gabriel Carrillo
2018-04-05  3:31               ` [dpdk-dev] [PATCH v11 0/9] eventtimer: introduce event timer adapter Jerin Jacob

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