From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 0238643E74; Tue, 16 Apr 2024 14:38:10 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 5FCE24029E; Tue, 16 Apr 2024 14:38:10 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com [67.231.156.173]) by mails.dpdk.org (Postfix) with ESMTP id 0A62840262 for ; Tue, 16 Apr 2024 14:38:07 +0200 (CEST) Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 43G9kCjx032152; Tue, 16 Apr 2024 05:38:07 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h= from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding:content-type; s=pfpt0220; bh=khNTjrQS kviwuLoEEbQGYL/8d/+Jfd2O+yXtGe3eXMg=; b=g8LfcX97L3pEXV0iqJBICubR SidLLQAJy+cSNZJAuDht2nUg4iIHHzHa+151extu1KCQ3MrtB2b2zvonKPQCnRRE fLDTCWug97COSvr+a3sb8H5v3pyDYTLBrV3fOMefpOp7MVTIxn7lYu4+GYjSUv7o +dCmwrn1Ug4iCIA2lUP/s2H2hm4dm0pmXiW2lqi4ArT9f7CQ5SrJoA+zgC2z52pT W3uWypnR4xcuvKgKZidPPkxHTyItnsGz2hfRUfCpPyXzh1nOJvCdpLM2dZ1lM4xi QEyrYrMy21m46mQNgU1xI5ry4ejJDa7nWAFpflN/aEcSK9X5nxJpExnOQaNnIA== Received: from dc5-exch05.marvell.com ([199.233.59.128]) by mx0b-0016f401.pphosted.com (PPS) with ESMTPS id 3xhfdn1w5v-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 16 Apr 2024 05:38:06 -0700 (PDT) Received: from DC5-EXCH05.marvell.com (10.69.176.209) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Tue, 16 Apr 2024 05:38:05 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server id 15.2.1544.4 via Frontend Transport; Tue, 16 Apr 2024 05:38:05 -0700 Received: from localhost.localdomain (unknown [10.28.36.179]) by maili.marvell.com (Postfix) with ESMTP id D38623F70BD; Tue, 16 Apr 2024 05:38:01 -0700 (PDT) From: Vidya Sagar Velumuri To: Chengwen Feng , Kevin Laatz , Bruce Richardson CC: , , , , , , Subject: [PATCH v1 1/2] test/dma: update the sg test to verify wrap around case Date: Tue, 16 Apr 2024 05:37:46 -0700 Message-ID: <20240416123747.4133884-1-vvelumuri@marvell.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Proofpoint-GUID: P6agglHfnH2k51VHhkCJ5xM1HgR7dz_P X-Proofpoint-ORIG-GUID: P6agglHfnH2k51VHhkCJ5xM1HgR7dz_P X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-04-16_08,2024-04-16_01,2023-05-22_02 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Run the sg test in a loop to verify wrap around case. Total number commands submitted to be more than the number descriptors allocated to verify the scenario. Signed-off-by: Vidya Sagar Velumuri diff --git a/app/test/test_dmadev.c b/app/test/test_dmadev.c index 143e1bcd68..7462e90831 100644 --- a/app/test/test_dmadev.c +++ b/app/test/test_dmadev.c @@ -393,34 +393,26 @@ test_stop_start(int16_t dev_id, uint16_t vchan) } static int -test_enqueue_sg_copies(int16_t dev_id, uint16_t vchan) +test_enqueue_sg(int16_t dev_id, uint16_t vchan, unsigned int n_sge, unsigned int test_len) { - unsigned int src_len, dst_len, n_sge, len, i, j, k; char orig_src[COPY_LEN], orig_dst[COPY_LEN]; - struct rte_dma_info info = { 0 }; + unsigned int src_len, dst_len, i, j, k; enum rte_dma_status_code status; uint16_t id, n_src, n_dst; - if (rte_dma_info_get(dev_id, &info) < 0) - ERR_RETURN("Failed to get dev info"); - - if (info.max_sges < 2) - ERR_RETURN("Test needs minimum 2 SG pointers"); - - n_sge = info.max_sges; - for (n_src = 1; n_src <= n_sge; n_src++) { for (n_dst = 1; n_dst <= n_sge; n_dst++) { /* Normalize SG buffer lengths */ - len = COPY_LEN; - len -= (len % (n_src * n_dst)); - dst_len = len / n_dst; - src_len = len / n_src; - + unsigned int len = test_len - (test_len % (n_src * n_dst)); struct rte_dma_sge sg_src[n_sge], sg_dst[n_sge]; struct rte_mbuf *src[n_sge], *dst[n_sge]; char *src_data[n_sge], *dst_data[n_sge]; + dst_len = len / n_dst; + src_len = len / n_src; + if (dst_len == 0 || src_len == 0) + continue; + for (i = 0 ; i < len; i++) orig_src[i] = rte_rand() & 0xFF; @@ -511,6 +503,27 @@ test_enqueue_sg_copies(int16_t dev_id, uint16_t vchan) return 0; } +static int +test_enqueue_sg_copies(int16_t dev_id, uint16_t vchan) +{ + struct rte_dma_info info = { 0 }; + unsigned int n_sge, len; + int loop_count = 0; + + if (rte_dma_info_get(dev_id, &info) < 0) + ERR_RETURN("Failed to get dev info"); + + n_sge = RTE_MIN(info.max_sges, TEST_SG_MAX); + len = COPY_LEN; + + do { + test_enqueue_sg(dev_id, vchan, n_sge, len); + loop_count++; + } while (loop_count * n_sge * n_sge < TEST_RINGSIZE * 3); + + return 0; +} + /* Failure handling test cases - global macros and variables for those tests*/ #define COMP_BURST_SZ 16 #define OPT_FENCE(idx) ((fence && idx == 8) ? RTE_DMA_OP_FLAG_FENCE : 0) diff --git a/app/test/test_dmadev_api.c b/app/test/test_dmadev_api.c index d40c05cfbf..6a07ed593b 100644 --- a/app/test/test_dmadev_api.c +++ b/app/test/test_dmadev_api.c @@ -16,7 +16,6 @@ extern int test_dma_api(uint16_t dev_id); #define TEST_MEMCPY_SIZE 1024 #define TEST_WAIT_US_VAL 50000 -#define TEST_SG_MAX 64 static int16_t test_dev_id; static int16_t invalid_dev_id; diff --git a/app/test/test_dmadev_api.h b/app/test/test_dmadev_api.h index 33fbc5bd41..a03f7acd4f 100644 --- a/app/test/test_dmadev_api.h +++ b/app/test/test_dmadev_api.h @@ -2,4 +2,6 @@ * Copyright(c) 2021 HiSilicon Limited */ +#define TEST_SG_MAX 64 + int test_dma_api(uint16_t dev_id); -- 2.25.1