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 46559A00C2; Thu, 6 Oct 2022 14:07:15 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 92A1042C47; Thu, 6 Oct 2022 14:07:06 +0200 (CEST) Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by mails.dpdk.org (Postfix) with ESMTP id DBD7142C3C for ; Thu, 6 Oct 2022 14:07:03 +0200 (CEST) Received: from kwepemi500017.china.huawei.com (unknown [172.30.72.53]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4Mjqq12sK3zpSxX; Thu, 6 Oct 2022 20:03:57 +0800 (CST) Received: from localhost.localdomain (10.28.79.22) by kwepemi500017.china.huawei.com (7.221.188.110) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Thu, 6 Oct 2022 20:07:01 +0800 From: Dongdong Liu To: , , , , , , CC: Dongdong Liu , Min Hu , Yisen Zhuang Subject: [PATCH v5 2/3] net/hns3: support Rx/Tx bd dump Date: Thu, 6 Oct 2022 20:05:13 +0800 Message-ID: <20221006120514.28830-3-liudongdong3@huawei.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20221006120514.28830-1-liudongdong3@huawei.com> References: <20220527023351.40577-1-humin29@huawei.com> <20221006120514.28830-1-liudongdong3@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.28.79.22] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To kwepemi500017.china.huawei.com (7.221.188.110) X-CFilter-Loop: Reflected 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 This patch support query HW descriptor from hns3 device. HW descriptor is also called BD(buffer description) which is shared memory between software and hardware. Signed-off-by: Min Hu (Connor) Signed-off-by: Dongdong Liu --- drivers/net/hns3/hns3_dump.c | 88 +++++++++++++++++++++++++++++++ drivers/net/hns3/hns3_dump.h | 5 ++ drivers/net/hns3/hns3_ethdev.c | 2 + drivers/net/hns3/hns3_ethdev_vf.c | 2 + 4 files changed, 97 insertions(+) diff --git a/drivers/net/hns3/hns3_dump.c b/drivers/net/hns3/hns3_dump.c index 95b64f8896..ae62bb56c8 100644 --- a/drivers/net/hns3/hns3_dump.c +++ b/drivers/net/hns3/hns3_dump.c @@ -10,6 +10,9 @@ #include "hns3_rxtx.h" #include "hns3_dump.h" +#define HNS3_BD_DW_NUM 8 +#define HNS3_BD_ADDRESS_LAST_DW 2 + static const char * hns3_get_adapter_state_name(enum hns3_adapter_state state) { @@ -931,3 +934,88 @@ hns3_eth_dev_priv_dump(struct rte_eth_dev *dev, FILE *file) return 0; } + +int +hns3_rx_descriptor_dump(const struct rte_eth_dev *dev, uint16_t queue_id, + uint16_t offset, uint16_t num, FILE *file) +{ + struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct hns3_rx_queue *rxq = dev->data->rx_queues[queue_id]; + uint32_t *bd_data; + uint16_t count = 0; + uint16_t desc_id; + int i; + + if (offset >= rxq->nb_rx_desc) + return -EINVAL; + + if (num > rxq->nb_rx_desc) { + hns3_err(hw, "Invalid BD num=%u\n", num); + return -EINVAL; + } + + while (count < num) { + desc_id = (rxq->next_to_use + offset + count) % rxq->nb_rx_desc; + bd_data = (uint32_t *)(&rxq->rx_ring[desc_id]); + fprintf(file, "Rx queue id:%u BD id:%u\n", queue_id, desc_id); + for (i = 0; i < HNS3_BD_DW_NUM; i++) { + /* + * For the sake of security, first 8 bytes of BD which + * stands for physical address of packet should not be + * shown. + */ + if (i < HNS3_BD_ADDRESS_LAST_DW) { + fprintf(file, "RX BD WORD[%d]:0x%08x\n", i, 0); + continue; + } + fprintf(file, "RX BD WORD[%d]:0x%08x\n", i, + *(bd_data + i)); + } + count++; + } + + return 0; +} + +int +hns3_tx_descriptor_dump(const struct rte_eth_dev *dev, uint16_t queue_id, + uint16_t offset, uint16_t num, FILE *file) +{ + struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct hns3_tx_queue *txq = dev->data->tx_queues[queue_id]; + uint32_t *bd_data; + uint16_t count = 0; + uint16_t desc_id; + int i; + + if (offset >= txq->nb_tx_desc) + return -EINVAL; + + if (num > txq->nb_tx_desc) { + hns3_err(hw, "Invalid BD num=%u\n", num); + return -EINVAL; + } + + while (count < num) { + desc_id = (txq->next_to_use + offset + count) % txq->nb_tx_desc; + bd_data = (uint32_t *)(&txq->tx_ring[desc_id]); + fprintf(file, "Tx queue id:%u BD id:%u\n", queue_id, desc_id); + for (i = 0; i < HNS3_BD_DW_NUM; i++) { + /* + * For the sake of security, first 8 bytes of BD which + * stands for physical address of packet should not be + * shown. + */ + if (i < HNS3_BD_ADDRESS_LAST_DW) { + fprintf(file, "TX BD WORD[%d]:0x%08x\n", i, 0); + continue; + } + + fprintf(file, "Tx BD WORD[%d]:0x%08x\n", i, + *(bd_data + i)); + } + count++; + } + + return 0; +} diff --git a/drivers/net/hns3/hns3_dump.h b/drivers/net/hns3/hns3_dump.h index 43e983a42f..54f6c67e63 100644 --- a/drivers/net/hns3/hns3_dump.h +++ b/drivers/net/hns3/hns3_dump.h @@ -10,4 +10,9 @@ #include int hns3_eth_dev_priv_dump(struct rte_eth_dev *dev, FILE *file); + +int hns3_rx_descriptor_dump(const struct rte_eth_dev *dev, uint16_t queue_id, + uint16_t offset, uint16_t num, FILE *file); +int hns3_tx_descriptor_dump(const struct rte_eth_dev *dev, uint16_t queue_id, + uint16_t offset, uint16_t num, FILE *file); #endif /* HNS3_DUMP_H */ diff --git a/drivers/net/hns3/hns3_ethdev.c b/drivers/net/hns3/hns3_ethdev.c index 813fcedc6a..b4365b78be 100644 --- a/drivers/net/hns3/hns3_ethdev.c +++ b/drivers/net/hns3/hns3_ethdev.c @@ -6558,6 +6558,8 @@ static const struct eth_dev_ops hns3_eth_dev_ops = { .timesync_read_time = hns3_timesync_read_time, .timesync_write_time = hns3_timesync_write_time, .eth_dev_priv_dump = hns3_eth_dev_priv_dump, + .eth_rx_descriptor_dump = hns3_rx_descriptor_dump, + .eth_tx_descriptor_dump = hns3_tx_descriptor_dump, }; static const struct hns3_reset_ops hns3_reset_ops = { diff --git a/drivers/net/hns3/hns3_ethdev_vf.c b/drivers/net/hns3/hns3_ethdev_vf.c index c1bbcf42b1..d220522c43 100644 --- a/drivers/net/hns3/hns3_ethdev_vf.c +++ b/drivers/net/hns3/hns3_ethdev_vf.c @@ -2302,6 +2302,8 @@ static const struct eth_dev_ops hns3vf_eth_dev_ops = { .dev_supported_ptypes_get = hns3_dev_supported_ptypes_get, .tx_done_cleanup = hns3_tx_done_cleanup, .eth_dev_priv_dump = hns3_eth_dev_priv_dump, + .eth_rx_descriptor_dump = hns3_rx_descriptor_dump, + .eth_tx_descriptor_dump = hns3_tx_descriptor_dump, }; static const struct hns3_reset_ops hns3vf_reset_ops = { -- 2.22.0