From patchwork Tue May 23 12:16:41 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Junxian Huang X-Patchwork-Id: 13252158 X-Patchwork-Delegate: jgg@ziepe.ca Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6B779C7EE2F for ; Tue, 23 May 2023 12:18:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235983AbjEWMSz (ORCPT ); Tue, 23 May 2023 08:18:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47672 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236429AbjEWMSw (ORCPT ); Tue, 23 May 2023 08:18:52 -0400 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D6355119; Tue, 23 May 2023 05:18:50 -0700 (PDT) Received: from kwepemi500006.china.huawei.com (unknown [172.30.72.54]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4QQYBl5GcDzTkl3; Tue, 23 May 2023 20:13:51 +0800 (CST) Received: from localhost.localdomain (10.67.165.2) by kwepemi500006.china.huawei.com (7.221.188.68) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.23; Tue, 23 May 2023 20:18:48 +0800 From: Junxian Huang To: , CC: , , , Subject: [PATCH for-rc 3/3] RDMA/hns: Add clear_hem return value to log Date: Tue, 23 May 2023 20:16:41 +0800 Message-ID: <20230523121641.3132102-4-huangjunxian6@hisilicon.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20230523121641.3132102-1-huangjunxian6@hisilicon.com> References: <20230523121641.3132102-1-huangjunxian6@hisilicon.com> MIME-Version: 1.0 X-Originating-IP: [10.67.165.2] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To kwepemi500006.china.huawei.com (7.221.188.68) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org From: Chengchang Tang Log return value of clear_hem() to help diagnose. Signed-off-by: Chengchang Tang Signed-off-by: Junxian Huang --- drivers/infiniband/hw/hns/hns_roce_hem.c | 44 ++++++++++++++++-------- 1 file changed, 30 insertions(+), 14 deletions(-) diff --git a/drivers/infiniband/hw/hns/hns_roce_hem.c b/drivers/infiniband/hw/hns/hns_roce_hem.c index f30274986c0d..47c0efed1821 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hem.c +++ b/drivers/infiniband/hw/hns/hns_roce_hem.c @@ -619,6 +619,7 @@ static void clear_mhop_hem(struct hns_roce_dev *hr_dev, u32 hop_num = mhop->hop_num; u32 chunk_ba_num; u32 step_idx; + int ret; index->inited = HEM_INDEX_BUF; chunk_ba_num = mhop->bt_chunk_size / BA_BYTE_LEN; @@ -642,16 +643,24 @@ static void clear_mhop_hem(struct hns_roce_dev *hr_dev, else step_idx = hop_num; - if (hr_dev->hw->clear_hem(hr_dev, table, obj, step_idx)) - ibdev_warn(ibdev, "failed to clear hop%u HEM.\n", hop_num); - - if (index->inited & HEM_INDEX_L1) - if (hr_dev->hw->clear_hem(hr_dev, table, obj, 1)) - ibdev_warn(ibdev, "failed to clear HEM step 1.\n"); + ret = hr_dev->hw->clear_hem(hr_dev, table, obj, step_idx); + if (ret) + ibdev_warn(ibdev, "failed to clear hop%u HEM, ret = %d.\n", + hop_num, ret); + + if (index->inited & HEM_INDEX_L1) { + ret = hr_dev->hw->clear_hem(hr_dev, table, obj, 1); + if (ret) + ibdev_warn(ibdev, "failed to clear HEM step 1, ret = %d.\n", + ret); + } - if (index->inited & HEM_INDEX_L0) - if (hr_dev->hw->clear_hem(hr_dev, table, obj, 0)) - ibdev_warn(ibdev, "failed to clear HEM step 0.\n"); + if (index->inited & HEM_INDEX_L0) { + ret = hr_dev->hw->clear_hem(hr_dev, table, obj, 0); + if (ret) + ibdev_warn(ibdev, "failed to clear HEM step 0, ret = %d.\n", + ret); + } } } @@ -688,6 +697,7 @@ void hns_roce_table_put(struct hns_roce_dev *hr_dev, { struct device *dev = hr_dev->dev; unsigned long i; + int ret; if (hns_roce_check_whether_mhop(hr_dev, table->type)) { hns_roce_table_mhop_put(hr_dev, table, obj, 1); @@ -700,8 +710,10 @@ void hns_roce_table_put(struct hns_roce_dev *hr_dev, &table->mutex)) return; - if (hr_dev->hw->clear_hem(hr_dev, table, obj, HEM_HOP_STEP_DIRECT)) - dev_warn(dev, "failed to clear HEM base address.\n"); + ret = hr_dev->hw->clear_hem(hr_dev, table, obj, HEM_HOP_STEP_DIRECT); + if (ret) + dev_warn(dev, "failed to clear HEM base address, ret = %d.\n", + ret); hns_roce_free_hem(hr_dev, table->hem[i]); table->hem[i] = NULL; @@ -917,6 +929,8 @@ void hns_roce_cleanup_hem_table(struct hns_roce_dev *hr_dev, { struct device *dev = hr_dev->dev; unsigned long i; + int obj; + int ret; if (hns_roce_check_whether_mhop(hr_dev, table->type)) { hns_roce_cleanup_mhop_hem_table(hr_dev, table); @@ -925,9 +939,11 @@ void hns_roce_cleanup_hem_table(struct hns_roce_dev *hr_dev, for (i = 0; i < table->num_hem; ++i) if (table->hem[i]) { - if (hr_dev->hw->clear_hem(hr_dev, table, - i * table->table_chunk_size / table->obj_size, 0)) - dev_err(dev, "clear HEM base address failed.\n"); + obj = i * table->table_chunk_size / table->obj_size; + ret = hr_dev->hw->clear_hem(hr_dev, table, obj, 0); + if (ret) + dev_err(dev, "clear HEM base address failed, ret = %d.\n", + ret); hns_roce_free_hem(hr_dev, table->hem[i]); }