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GET /api/patches/21020/?format=api
{ "id": 21020, "url": "https://patches.dpdk.org/api/patches/21020/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/1488388752-1819-4-git-send-email-olivier.matz@6wind.com/", "project": { "id": 1, "url": "https://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<1488388752-1819-4-git-send-email-olivier.matz@6wind.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1488388752-1819-4-git-send-email-olivier.matz@6wind.com", "date": "2017-03-01T17:19:09", "name": "[dpdk-dev,3/6] net/e1000: implement descriptor status API (igb)", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "759e28d6a11a7cb9e89e9d6290c0e8e1d39e68f2", "submitter": { "id": 8, "url": "https://patches.dpdk.org/api/people/8/?format=api", "name": "Olivier Matz", "email": "olivier.matz@6wind.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/1488388752-1819-4-git-send-email-olivier.matz@6wind.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/21020/comments/", "check": "success", "checks": "https://patches.dpdk.org/api/patches/21020/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [IPv6:::1])\n\tby dpdk.org (Postfix) with ESMTP id 5D1DED586;\n\tWed, 1 Mar 2017 18:20:56 +0100 (CET)", "from proxy.6wind.com (host.76.145.23.62.rev.coltfrance.com\n\t[62.23.145.76]) by dpdk.org (Postfix) with ESMTP id 5FE292C2B\n\tfor <dev@dpdk.org>; Wed, 1 Mar 2017 18:20:03 +0100 (CET)", "from glumotte.dev.6wind.com (unknown [10.16.0.195])\n\tby proxy.6wind.com (Postfix) with ESMTP id 45DD525329;\n\tWed, 1 Mar 2017 18:19:58 +0100 (CET)" ], "From": "Olivier Matz <olivier.matz@6wind.com>", "To": "dev@dpdk.org, thomas.monjalon@6wind.com, konstantin.ananyev@intel.com,\n\twenzhuo.lu@intel.com, helin.zhang@intel.com, jingjing.wu@intel.com,\n\tadrien.mazarguil@6wind.com, nelio.laranjeiro@6wind.com", "Cc": "ferruh.yigit@intel.com,\n\tbruce.richardson@intel.com", "Date": "Wed, 1 Mar 2017 18:19:09 +0100", "Message-Id": "<1488388752-1819-4-git-send-email-olivier.matz@6wind.com>", "X-Mailer": "git-send-email 2.8.1", "In-Reply-To": "<1488388752-1819-1-git-send-email-olivier.matz@6wind.com>", "References": "<1479981261-19512-1-git-send-email-olivier.matz@6wind.com>\n\t<1488388752-1819-1-git-send-email-olivier.matz@6wind.com>", "Subject": "[dpdk-dev] [PATCH 3/6] net/e1000: implement descriptor status API\n\t(igb)", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<http://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://dpdk.org/ml/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<http://dpdk.org/ml/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Signed-off-by: Olivier Matz <olivier.matz@6wind.com>\n---\n drivers/net/e1000/e1000_ethdev.h | 5 +++++\n drivers/net/e1000/igb_ethdev.c | 2 ++\n drivers/net/e1000/igb_rxtx.c | 46 ++++++++++++++++++++++++++++++++++++++++\n 3 files changed, 53 insertions(+)", "diff": "diff --git a/drivers/net/e1000/e1000_ethdev.h b/drivers/net/e1000/e1000_ethdev.h\nindex 81a6dbb..2b63b1a 100644\n--- a/drivers/net/e1000/e1000_ethdev.h\n+++ b/drivers/net/e1000/e1000_ethdev.h\n@@ -311,6 +311,11 @@ uint32_t eth_igb_rx_queue_count(struct rte_eth_dev *dev,\n \n int eth_igb_rx_descriptor_done(void *rx_queue, uint16_t offset);\n \n+int eth_igb_rx_descriptor_status(struct rte_eth_dev *dev,\n+\tuint16_t rx_queue_id, uint16_t offset);\n+int eth_igb_tx_descriptor_status(struct rte_eth_dev *dev,\n+\tuint16_t tx_queue_id, uint16_t offset);\n+\n int eth_igb_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,\n \t\tuint16_t nb_tx_desc, unsigned int socket_id,\n \t\tconst struct rte_eth_txconf *tx_conf);\ndiff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c\nindex a112b38..f6ed824 100644\n--- a/drivers/net/e1000/igb_ethdev.c\n+++ b/drivers/net/e1000/igb_ethdev.c\n@@ -406,6 +406,8 @@ static const struct eth_dev_ops eth_igb_ops = {\n \t.rx_queue_release = eth_igb_rx_queue_release,\n \t.rx_queue_count = eth_igb_rx_queue_count,\n \t.rx_descriptor_done = eth_igb_rx_descriptor_done,\n+\t.rx_descriptor_status = eth_igb_rx_descriptor_status,\n+\t.tx_descriptor_status = eth_igb_tx_descriptor_status,\n \t.tx_queue_setup = eth_igb_tx_queue_setup,\n \t.tx_queue_release = eth_igb_tx_queue_release,\n \t.dev_led_on = eth_igb_led_on,\ndiff --git a/drivers/net/e1000/igb_rxtx.c b/drivers/net/e1000/igb_rxtx.c\nindex c9cf392..838413c 100644\n--- a/drivers/net/e1000/igb_rxtx.c\n+++ b/drivers/net/e1000/igb_rxtx.c\n@@ -1606,6 +1606,52 @@ eth_igb_rx_descriptor_done(void *rx_queue, uint16_t offset)\n \treturn !!(rxdp->wb.upper.status_error & E1000_RXD_STAT_DD);\n }\n \n+int\n+eth_igb_rx_descriptor_status(struct rte_eth_dev *dev, uint16_t rx_queue_id,\n+\tuint16_t offset)\n+{\n+\tvolatile uint32_t *status;\n+\tstruct igb_rx_queue *rxq;\n+\tuint32_t desc;\n+\n+\trxq = dev->data->rx_queues[rx_queue_id];\n+\tif (unlikely(offset >= rxq->nb_rx_desc))\n+\t\treturn -EINVAL;\n+\n+\tif (offset >= rxq->nb_rx_desc - rxq->nb_rx_hold)\n+\t\treturn RTE_ETH_RX_DESC_USED;\n+\n+\tdesc = rxq->rx_tail + offset;\n+\tif (desc >= rxq->nb_rx_desc)\n+\t\tdesc -= rxq->nb_rx_desc;\n+\n+\tstatus = &rxq->rx_ring[desc].wb.upper.status_error;\n+\tif (*status & rte_cpu_to_le_32(E1000_RXD_STAT_DD))\n+\t\treturn RTE_ETH_RX_DESC_DONE;\n+\n+\treturn RTE_ETH_RX_DESC_AVAIL;\n+}\n+\n+int\n+eth_igb_tx_descriptor_status(struct rte_eth_dev *dev, uint16_t tx_queue_id,\n+\tuint16_t offset)\n+{\n+\tvolatile uint32_t *status;\n+\tstruct igb_tx_queue *txq;\n+\tuint32_t desc;\n+\n+\ttxq = dev->data->tx_queues[tx_queue_id];\n+\tif (unlikely(offset >= txq->nb_tx_desc))\n+\t\treturn -EINVAL;\n+\n+\tdesc = txq->tx_tail + offset;\n+\tstatus = &txq->tx_ring[desc].wb.status;\n+\tif (*status & rte_cpu_to_le_32(E1000_TXD_STAT_DD))\n+\t\treturn RTE_ETH_TX_DESC_DONE;\n+\n+\treturn RTE_ETH_TX_DESC_FULL;\n+}\n+\n void\n igb_dev_clear_queues(struct rte_eth_dev *dev)\n {\n", "prefixes": [ "dpdk-dev", "3/6" ] }