diff mbox series

[v1,7/7] l3fwd-power: support multiqueue in PMD pmgmt modes

Message ID 545b85cf2de1cf5f3dd5efd137f2f2ecd92ac2da.1622548381.git.anatoly.burakov@intel.com (mailing list archive)
State Superseded
Delegated to: Thomas Monjalon
Headers show
Series Enhancements for PMD power management | expand

Checks

Context Check Description
ci/iol-testing fail Testing issues
ci/iol-intel-Performance success Performance Testing PASS
ci/intel-Testing success Testing PASS
ci/Intel-compilation success Compilation OK
ci/github-robot success github build: passed
ci/iol-abi-testing success Testing PASS
ci/iol-intel-Functional fail Functional Testing issues
ci/checkpatch success coding style OK

Commit Message

Anatoly Burakov June 1, 2021, noon UTC
Currently, l3fwd-power enforces the limitation of having one queue per
lcore. This is no longer necessary, so remove the limitation, and always
mark the last queue in qconf as the power save queue.

Signed-off-by: Anatoly Burakov <anatoly.burakov@intel.com>
---
 examples/l3fwd-power/main.c | 39 +++++++++++++++++++++++--------------
 1 file changed, 24 insertions(+), 15 deletions(-)
diff mbox series

Patch

diff --git a/examples/l3fwd-power/main.c b/examples/l3fwd-power/main.c
index f8dfed1634..3057c06936 100644
--- a/examples/l3fwd-power/main.c
+++ b/examples/l3fwd-power/main.c
@@ -2498,6 +2498,27 @@  mode_to_str(enum appmode mode)
 	}
 }
 
+static void
+pmd_pmgmt_set_up(unsigned int lcore, uint16_t portid, uint16_t qid, bool last)
+{
+	int ret;
+
+	ret = rte_power_ethdev_pmgmt_queue_enable(lcore, portid,
+			qid, pmgmt_type);
+	if (ret < 0)
+		rte_exit(EXIT_FAILURE,
+			"rte_power_ethdev_pmgmt_queue_enable: err=%d, port=%d\n",
+			ret, portid);
+
+	if (!last)
+		return;
+	ret = rte_power_ethdev_pmgmt_queue_set_power_save(lcore, portid, qid);
+	if (ret < 0)
+		rte_exit(EXIT_FAILURE,
+			"rte_power_ethdev_pmgmt_queue_set_power_save: err=%d, port=%d\n",
+			ret, portid);
+}
+
 int
 main(int argc, char **argv)
 {
@@ -2723,12 +2744,6 @@  main(int argc, char **argv)
 		printf("\nInitializing rx queues on lcore %u ... ", lcore_id );
 		fflush(stdout);
 
-		/* PMD power management mode can only do 1 queue per core */
-		if (app_mode == APP_MODE_PMD_MGMT && qconf->n_rx_queue > 1) {
-			rte_exit(EXIT_FAILURE,
-				"In PMD power management mode, only one queue per lcore is allowed\n");
-		}
-
 		/* init RX queues */
 		for(queue = 0; queue < qconf->n_rx_queue; ++queue) {
 			struct rte_eth_rxconf rxq_conf;
@@ -2767,15 +2782,9 @@  main(int argc, char **argv)
 						 "Fail to add ptype cb\n");
 			}
 
-			if (app_mode == APP_MODE_PMD_MGMT) {
-				ret = rte_power_ethdev_pmgmt_queue_enable(
-						lcore_id, portid, queueid,
-						pmgmt_type);
-				if (ret < 0)
-					rte_exit(EXIT_FAILURE,
-						"rte_power_ethdev_pmgmt_queue_enable: err=%d, port=%d\n",
-							ret, portid);
-			}
+			if (app_mode == APP_MODE_PMD_MGMT)
+				pmd_pmgmt_set_up(lcore_id, portid, queueid,
+					queue == (qconf->n_rx_queue - 1));
 		}
 	}