[dpdk-dev] [PATCH v2 2/3] app/test: add check for DMA info get API

Chengwen Feng fengchengwen at huawei.com
Thu Oct 21 14:59:37 CEST 2021


This patch add check for rte_dma_info_get() API.

Signed-off-by: Chengwen Feng <fengchengwen at huawei.com>
---
 app/test/test_dmadev.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/app/test/test_dmadev.c b/app/test/test_dmadev.c
index 8b58256afc..d6d5dfc803 100644
--- a/app/test/test_dmadev.c
+++ b/app/test/test_dmadev.c
@@ -746,8 +746,11 @@ test_dmadev_instance(int16_t dev_id)
 			.nb_desc = TEST_RINGSIZE,
 	};
 	const int vchan = 0;
+	int ret;
 
-	rte_dma_info_get(dev_id, &info);
+	ret = rte_dma_info_get(dev_id, &info);
+	if (ret)
+		ERR_RETURN("Error with rte_dma_info_get()\n");
 
 	printf("\n### Test dmadev instance %u [%s]\n",
 			dev_id, info.dev_name);
@@ -761,8 +764,8 @@ test_dmadev_instance(int16_t dev_id)
 	if (rte_dma_vchan_setup(dev_id, vchan, &qconf) < 0)
 		ERR_RETURN("Error with queue configuration\n");
 
-	rte_dma_info_get(dev_id, &info);
-	if (info.nb_vchans != 1)
+	ret = rte_dma_info_get(dev_id, &info);
+	if (ret || info.nb_vchans != 1)
 		ERR_RETURN("Error, no configured queues reported on device id %u\n", dev_id);
 
 	if (rte_dma_start(dev_id) != 0)
-- 
2.33.0



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