From: Anoob Joseph <anoob.joseph@caviumnetworks.com>
To: Bruce Richardson <bruce.richardson@intel.com>,
Jerin Jacob <jerin.jacob@caviumnetworks.com>,
Pablo de Lara <pablo.de.lara.guarch@intel.com>
Cc: Anoob Joseph <anoob.joseph@caviumnetworks.com>,
Hemant Agrawal <hemant.agrawal@nxp.com>,
Narayana Prasad <narayanaprasad.athreya@caviumnetworks.com>,
Nikhil Rao <nikhil.rao@intel.com>,
Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>,
Sunil Kumar Kori <sunil.kori@nxp.com>,
dev@dpdk.org
Subject: [dpdk-dev] [PATCH 13/20] eventdev: add default conf for event devs field in conf
Date: Fri, 8 Jun 2018 22:54:12 +0530 [thread overview]
Message-ID: <1528478659-15859-14-git-send-email-anoob.joseph@caviumnetworks.com> (raw)
In-Reply-To: <1528478659-15859-1-git-send-email-anoob.joseph@caviumnetworks.com>
Generate a default conf for event devs, if it's not specified in the
conf. This routine will check the available event devices and it's
properties and sets the conf accordingly.
Signed-off-by: Anoob Joseph <anoob.joseph@caviumnetworks.com>
---
lib/librte_eventdev/rte_eventmode_helper.c | 67 ++++++++++++++++++++++++++++++
1 file changed, 67 insertions(+)
diff --git a/lib/librte_eventdev/rte_eventmode_helper.c b/lib/librte_eventdev/rte_eventmode_helper.c
index 8dbbd1a..4d6888c 100644
--- a/lib/librte_eventdev/rte_eventmode_helper.c
+++ b/lib/librte_eventdev/rte_eventmode_helper.c
@@ -196,6 +196,63 @@ rte_eventmode_validate_user_params(struct eventmode_conf *em_conf)
}
static int
+rte_eventmode_helper_set_default_conf_eventdev(struct eventmode_conf *em_conf)
+{
+ int i, ret;
+ int nb_eventdev;
+ struct eventdev_params *eventdev_config;
+ struct rte_event_dev_info dev_info;
+
+ /* Get the number of event devices */
+ nb_eventdev = rte_event_dev_count();
+
+ if (nb_eventdev == 0) {
+ RTE_EM_HLPR_LOG_ERR("No event devices detected");
+ return -1;
+ }
+
+ for (i = 0; i < nb_eventdev; i++) {
+
+ /* Get the event dev conf */
+ eventdev_config = &(em_conf->eventdev_config[i]);
+
+ /* Read event device info */
+ ret = rte_event_dev_info_get(i, &dev_info);
+
+ if (ret < 0) {
+ RTE_EM_HLPR_LOG_ERR(
+ "Failed reading event device info (err:%d)",
+ ret);
+ return ret;
+ }
+
+ /* Check if enough ports are available */
+ if (dev_info.max_event_ports < 2) {
+ RTE_EM_HLPR_LOG_ERR("Not enough ports available");
+ return -1;
+ }
+
+ /* Save number of queues & ports available */
+ eventdev_config->eventdev_id = i;
+ eventdev_config->nb_eventqueue = dev_info.max_event_queues;
+ eventdev_config->nb_eventport = dev_info.max_event_ports;
+ eventdev_config->ev_queue_mode =
+ RTE_EVENT_QUEUE_CFG_SINGLE_LINK;
+
+ /* One port is required for eth_rx_adapter */
+ eventdev_config->nb_eventport -= 1;
+
+ /* One queue is reserved for the final ethernet tx stage */
+ eventdev_config->nb_eventqueue -= 1;
+
+ /* Update the number of eventdevs */
+ em_conf->nb_eventdev++;
+ }
+
+ return 0;
+}
+
+static int
rte_eventmode_helper_validate_conf(struct eventmode_conf *em_conf)
{
int ret;
@@ -205,6 +262,16 @@ rte_eventmode_helper_validate_conf(struct eventmode_conf *em_conf)
if (ret != 0)
return ret;
+ /*
+ * See if event devs are specified. Else probe the event devices
+ * and initialize the conf with all ports & queues available
+ */
+ if (em_conf->nb_eventdev == 0) {
+ ret = rte_eventmode_helper_set_default_conf_eventdev(em_conf);
+ if (ret != 0)
+ return ret;
+ }
+
return 0;
}
--
2.7.4
next prev parent reply other threads:[~2018-06-08 17:25 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-08 17:23 [dpdk-dev] [PATCH 00/20] add eventmode helper functions Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 01/20] eventdev: add files for eventmode helper Anoob Joseph
2018-06-27 6:20 ` Sunil Kumar Kori
2018-06-28 10:43 ` Joseph, Anoob
2018-06-28 10:47 ` Ananyev, Konstantin
2018-06-28 10:58 ` Joseph, Anoob
2018-06-28 11:44 ` Ananyev, Konstantin
2018-06-28 11:54 ` Joseph, Anoob
2018-07-03 6:27 ` Sunil Kumar Kori
2018-07-03 13:13 ` Joseph, Anoob
2018-07-04 10:49 ` Sunil Kumar Kori
2018-06-08 17:24 ` [dpdk-dev] [PATCH 02/20] eventdev: add routines for logging " Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 03/20] eventdev: add eventmode CL options framework Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 04/20] eventdev: allow application to set ethernet portmask Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 05/20] eventdev: add framework for eventmode conf Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 06/20] eventdev: add common initialize routine for eventmode devs Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 07/20] eventdev: add eventdevice init for eventmode Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 08/20] eventdev: add eventdev port-lcore link Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 09/20] eventdev: add option to specify schedule mode for app stage Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 10/20] eventdev: add placeholder for ethdev init Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 11/20] eventdev: add Rx adapter init in eventmode Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 12/20] eventdev: add routine to validate conf Anoob Joseph
2018-06-08 17:24 ` Anoob Joseph [this message]
2018-06-08 17:24 ` [dpdk-dev] [PATCH 14/20] eventdev: add default conf for Rx adapter conf Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 15/20] eventdev: add default conf for event port-lcore link Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 16/20] eventdev: add routines to display the eventmode conf Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 17/20] eventdev: add routine to access eventmode link info Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 18/20] eventdev: add routine to access event queue for eth Tx Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 19/20] eventdev: add routine to launch eventmode workers Anoob Joseph
2018-06-08 17:24 ` [dpdk-dev] [PATCH 20/20] examples/l2fwd: add eventmode for l2fwd Anoob Joseph
2018-06-11 8:32 ` [dpdk-dev] [PATCH 00/20] add eventmode helper functions Jerin Jacob
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1528478659-15859-14-git-send-email-anoob.joseph@caviumnetworks.com \
--to=anoob.joseph@caviumnetworks.com \
--cc=bruce.richardson@intel.com \
--cc=dev@dpdk.org \
--cc=hemant.agrawal@nxp.com \
--cc=jerin.jacob@caviumnetworks.com \
--cc=narayanaprasad.athreya@caviumnetworks.com \
--cc=nikhil.rao@intel.com \
--cc=pablo.de.lara.guarch@intel.com \
--cc=pbhagavatula@caviumnetworks.com \
--cc=sunil.kori@nxp.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).