[PATCH] net/ark: support multi-port pkt generation

[John Miller <john.miller@atomicrules.com>]

Added support for packet generation in
multi-port Arkville implementations. The packet
generator is a singleton within the device but is
capable of generating packets for any port within
one device.

Signed-off-by: John Miller <john.miller@atomicrules.com>
---
 drivers/net/ark/ark_ethdev.c | 4 +++-
 drivers/net/ark/ark_global.h | 1 +
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ark/ark_ethdev.c b/drivers/net/ark/ark_ethdev.c
index 230a1272e9..980e1a4a3b 100644
--- a/drivers/net/ark/ark_ethdev.c
+++ b/drivers/net/ark/ark_ethdev.c
@@ -441,6 +441,7 @@ ark_config_device(struct rte_eth_dev *dev)
 	 * known state
 	 */
 	ark->start_pg = 0;
+	ark->pg_running = 0;
 	ark->pg = ark_pktgen_init(ark->pktgen.v, 0, 1);
 	if (ark->pg == NULL)
 		return -1;
@@ -562,7 +563,7 @@ eth_ark_dev_start(struct rte_eth_dev *dev)
 	if (ark->start_pg)
 		ark_pktchkr_run(ark->pc);
 
-	if (ark->start_pg && (dev->data->port_id == 0)) {
+	if (ark->start_pg && !ark->pg_running) {
 		pthread_t thread;
 
 		/* Delay packet generatpr start allow the hardware to be ready
@@ -574,6 +575,7 @@ eth_ark_dev_start(struct rte_eth_dev *dev)
 				    "starter thread\n");
 			return -1;
 		}
+		ark->pg_running = 1;
 	}
 
 	if (ark->user_ext.dev_start)
diff --git a/drivers/net/ark/ark_global.h b/drivers/net/ark/ark_global.h
index 49193ac5b3..3c3a712bc8 100644
--- a/drivers/net/ark/ark_global.h
+++ b/drivers/net/ark/ark_global.h
@@ -107,6 +107,7 @@ struct ark_adapter {
 
 	/* Pointers to packet generator and checker */
 	int start_pg;
+	uint16_t pg_running;
 	ark_pkt_gen_t pg;
 	ark_pkt_chkr_t pc;
 	ark_pkt_dir_t pd;
-- 
2.25.1