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GET /api/patches/137860/?format=api
http://patches.dpdk.org/api/patches/137860/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20240304090136.861-21-shaibran@amazon.com/", "project": { "id": 1, "url": "http://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": "<20240304090136.861-21-shaibran@amazon.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20240304090136.861-21-shaibran@amazon.com", "date": "2024-03-04T09:01:23", "name": "[20/33] net/ena/hal: check for existing keep alive notification", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "e6c296fbff4926fc194b531e7117f15e3e2c30b7", "submitter": { "id": 2930, "url": "http://patches.dpdk.org/api/people/2930/?format=api", "name": "Brandes, Shai", "email": "shaibran@amazon.com" }, "delegate": { "id": 319, "url": "http://patches.dpdk.org/api/users/319/?format=api", "username": "fyigit", "first_name": "Ferruh", "last_name": "Yigit", "email": "ferruh.yigit@amd.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20240304090136.861-21-shaibran@amazon.com/mbox/", "series": [ { "id": 31356, "url": "http://patches.dpdk.org/api/series/31356/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=31356", "date": "2024-03-04T09:01:07", "name": "net/ena: v2.9.0 driver release", "version": 1, "mbox": "http://patches.dpdk.org/series/31356/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/137860/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/137860/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 6830943B9B;\n\tMon, 4 Mar 2024 10:05:21 +0100 (CET)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id A3C3042DFA;\n\tMon, 4 Mar 2024 10:02:19 +0100 (CET)", "from smtp-fw-2101.amazon.com (smtp-fw-2101.amazon.com\n [72.21.196.25])\n by mails.dpdk.org (Postfix) with ESMTP id 73D1B40ED8\n for <dev@dpdk.org>; Mon, 4 Mar 2024 10:02:12 +0100 (CET)", "from iad12-co-svc-p1-lb1-vlan3.amazon.com (HELO\n smtpout.prod.us-west-2.prod.farcaster.email.amazon.dev) ([10.43.8.6])\n by smtp-border-fw-2101.iad2.amazon.com with\n ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Mar 2024 09:02:12 +0000", "from EX19MTAEUA002.ant.amazon.com [10.0.43.254:1112]\n by smtpin.naws.eu-west-1.prod.farcaster.email.amazon.dev [10.0.23.38:2525]\n with esmtp (Farcaster)\n id 29b28a27-3749-4b7f-b55d-bf49d75a01dd; Mon, 4 Mar 2024 09:02:10 +0000 (UTC)", "from EX19D007EUA002.ant.amazon.com (10.252.50.68) by\n EX19MTAEUA002.ant.amazon.com (10.252.50.126) with Microsoft SMTP Server\n (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id\n 15.2.1258.28; Mon, 4 Mar 2024 09:02:10 +0000", "from EX19MTAUEC001.ant.amazon.com (10.252.135.222) by\n EX19D007EUA002.ant.amazon.com (10.252.50.68) with Microsoft SMTP Server\n (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id\n 15.2.1258.28; Mon, 4 Mar 2024 09:02:09 +0000", "from HFA15-CG15235BS.amazon.com (10.1.212.49) by\n mail-relay.amazon.com (10.252.135.200) with Microsoft SMTP Server id\n 15.2.1258.28 via Frontend Transport; Mon, 4 Mar 2024 09:02:08 +0000" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209;\n t=1709542932; x=1741078932;\n h=from:to:cc:subject:date:message-id:in-reply-to:\n references:mime-version;\n bh=k7tSn94UG4o8pHcq8WdxIuSJH1RQ+upoyX4f7xPDkGs=;\n b=AtVei+zxcIBpD3ViQ9cRIhQdm0GjtJg13pP/bd0Uy6+LsjNprXWkVWHO\n ITNLNSA6DdnzuVKYN7gJo1WLnKtt5QTNEW+JihZQPEIsv5At2J4LU6oIB\n AAm58LXaIAVVO6OOBtSB5TclnzvWbntDknjrBTeUaOMYP1EtdLw6sYuWc w=;", "X-IronPort-AV": "E=Sophos;i=\"6.06,203,1705363200\"; d=\"scan'208\";a=\"385227057\"", "X-Farcaster-Flow-ID": "29b28a27-3749-4b7f-b55d-bf49d75a01dd", "From": "<shaibran@amazon.com>", "To": "<ferruh.yigit@amd.com>", "CC": "<dev@dpdk.org>, Shai Brandes <shaibran@amazon.com>", "Subject": "[PATCH 20/33] net/ena/hal: check for existing keep alive notification", "Date": "Mon, 4 Mar 2024 11:01:23 +0200", "Message-ID": "<20240304090136.861-21-shaibran@amazon.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<20240304090136.861-1-shaibran@amazon.com>", "References": "<20240304090136.861-1-shaibran@amazon.com>", "MIME-Version": "1.0", "Content-Type": "text/plain", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org" }, "content": "From: Shai Brandes <shaibran@amazon.com>\n\nThis commit adds an API to query the aenq on whether\nthere is a pending keep alive notification.\n\nSigned-off-by: Shai Brandes <shaibran@amazon.com>\nReviewed-by: Amit Bernstein <amitbern@amazon.com>\n---\n drivers/net/ena/hal/ena_com.c | 39 +++++++++++++++++++++++++++++++++++\n drivers/net/ena/hal/ena_com.h | 10 +++++++++\n 2 files changed, 49 insertions(+)", "diff": "diff --git a/drivers/net/ena/hal/ena_com.c b/drivers/net/ena/hal/ena_com.c\nindex 0d1f4dd715..7a23881667 100644\n--- a/drivers/net/ena/hal/ena_com.c\n+++ b/drivers/net/ena/hal/ena_com.c\n@@ -2456,6 +2456,45 @@ void ena_com_aenq_intr_handler(struct ena_com_dev *ena_dev, void *data)\n \tmmiowb();\n }\n \n+bool ena_com_aenq_has_keep_alive(struct ena_com_dev *ena_dev)\n+{\n+\tstruct ena_admin_aenq_common_desc *aenq_common;\n+\tstruct ena_com_aenq *aenq = &ena_dev->aenq;\n+\tstruct ena_admin_aenq_entry *aenq_e;\n+\tu8 phase = aenq->phase;\n+\tu16 masked_head;\n+\n+\tmasked_head = aenq->head & (aenq->q_depth - 1);\n+\taenq_e = &aenq->entries[masked_head]; /* Get first entry */\n+\taenq_common = &aenq_e->aenq_common_desc;\n+\n+\t/* Go over all the events */\n+\twhile ((READ_ONCE8(aenq_common->flags) &\n+\t\tENA_ADMIN_AENQ_COMMON_DESC_PHASE_MASK) == phase) {\n+\t\t/* Make sure the device finished writing the rest of the descriptor\n+\t\t * before reading it.\n+\t\t */\n+\t\tdma_rmb();\n+\n+\t\tif (aenq_common->group == ENA_ADMIN_KEEP_ALIVE)\n+\t\t\treturn true;\n+\n+\t\t/* Get next event entry */\n+\t\tmasked_head++;\n+\n+\t\tif (unlikely(masked_head == aenq->q_depth)) {\n+\t\t\tmasked_head = 0;\n+\t\t\tphase = !phase;\n+\t\t}\n+\n+\t\taenq_e = &aenq->entries[masked_head];\n+\t\taenq_common = &aenq_e->aenq_common_desc;\n+\t}\n+\n+\treturn false;\n+}\n+\n+\n int ena_com_dev_reset(struct ena_com_dev *ena_dev,\n \t\t enum ena_regs_reset_reason_types reset_reason)\n {\ndiff --git a/drivers/net/ena/hal/ena_com.h b/drivers/net/ena/hal/ena_com.h\nindex c999cd2381..737747f64b 100644\n--- a/drivers/net/ena/hal/ena_com.h\n+++ b/drivers/net/ena/hal/ena_com.h\n@@ -639,6 +639,16 @@ void ena_com_admin_q_comp_intr_handler(struct ena_com_dev *ena_dev);\n */\n void ena_com_aenq_intr_handler(struct ena_com_dev *ena_dev, void *data);\n \n+/* ena_com_aenq_has_keep_alive - Retrieve if there is a keep alive notification in the aenq\n+ * @ena_dev: ENA communication layer struct\n+ *\n+ * This method goes over the async event notification queue and returns if there\n+ * is a keep alive notification.\n+ *\n+ * @return - true if there is a keep alive notification in the aenq or false otherwise\n+ */\n+bool ena_com_aenq_has_keep_alive(struct ena_com_dev *ena_dev);\n+\n /* ena_com_abort_admin_commands - Abort all the outstanding admin commands.\n * @ena_dev: ENA communication layer struct\n *\n", "prefixes": [ "20/33" ] }{ "id": 137860, "url": "