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GET /api/patches/126486/?format=api
http://patchwork.dpdk.org/api/patches/126486/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/patch/20230424122835.39493-11-sedara@marvell.com/", "project": { "id": 1, "url": "http://patchwork.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": "<20230424122835.39493-11-sedara@marvell.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20230424122835.39493-11-sedara@marvell.com", "date": "2023-04-24T12:28:33", "name": "[v3,10/11] net/octeon_ep: set watermark for output queues", "commit_ref": null, "pull_url": null, "state": "not-applicable", "archived": true, "hash": "5f27613b3a3d62ea614a8c206765b7119f706c30", "submitter": { "id": 2729, "url": "http://patchwork.dpdk.org/api/people/2729/?format=api", "name": "Sathesh B Edara", "email": "sedara@marvell.com" }, "delegate": { "id": 310, "url": "http://patchwork.dpdk.org/api/users/310/?format=api", "username": "jerin", "first_name": "Jerin", "last_name": "Jacob", "email": "jerinj@marvell.com" }, "mbox": "http://patchwork.dpdk.org/project/dpdk/patch/20230424122835.39493-11-sedara@marvell.com/mbox/", "series": [ { "id": 27844, "url": "http://patchwork.dpdk.org/api/series/27844/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=27844", "date": "2023-04-24T12:28:24", "name": "extend octeon ep driver functionality", "version": 3, "mbox": "http://patchwork.dpdk.org/series/27844/mbox/" } ], "comments": "http://patchwork.dpdk.org/api/patches/126486/comments/", "check": "success", "checks": "http://patchwork.dpdk.org/api/patches/126486/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 0A4F1429DC;\n\tMon, 24 Apr 2023 16:36:17 +0200 (CEST)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id D417E410D0;\n\tMon, 24 Apr 2023 16:36:16 +0200 (CEST)", "from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com\n [67.231.156.173])\n by mails.dpdk.org (Postfix) with ESMTP id A412F40FAE\n for <dev@dpdk.org>; Mon, 24 Apr 2023 16:36:14 +0200 (CEST)", "from pps.filterd (m0045851.ppops.net [127.0.0.1])\n by mx0b-0016f401.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id\n 33ODU3tW017326 for <dev@dpdk.org>; Mon, 24 Apr 2023 07:36:13 -0700", "from dc5-exch01.marvell.com ([199.233.59.181])\n by mx0b-0016f401.pphosted.com (PPS) with ESMTPS id 3q4f3p6dat-11\n (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT)\n for <dev@dpdk.org>; Mon, 24 Apr 2023 07:36:13 -0700", "from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH01.marvell.com\n (10.69.176.38) with Microsoft SMTP Server (TLS) id 15.0.1497.48;\n Mon, 24 Apr 2023 05:28:59 -0700", "from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com\n (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.48 via Frontend\n Transport; Mon, 24 Apr 2023 05:28:59 -0700", "from localhost.marvell.com (unknown [10.106.27.249])\n by maili.marvell.com (Postfix) with ESMTP id C951A3F70A0;\n Mon, 24 Apr 2023 05:28:59 -0700 (PDT)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com;\n h=from : to : cc :\n subject : date : message-id : in-reply-to : references : mime-version :\n content-transfer-encoding : content-type; s=pfpt0220;\n bh=vQ8xxSplFJfgmAb7oE0HsaDjQV/DrEpgPbUKmDqCU18=;\n b=KozPylZAbV49vSBozRmJrr6lEEUivGoV3dXkVOem9avhgB2SHMxJRB/DWkOgmlRQ1FXQ\n 3JXFlPo+onuCbfqXnDQdGIEDXCLLtIQjNjh7/yWmEOfN5N/MWlPVGk+lbDKGUsGyUTD+\n fzS1KABHwint+pkQOcfgTVt21lkXE3p2OAcxRoV4P1Y/tFUi3wOssx079gm+OSOmH4P3\n wmvxfU3CexjEm8B0GpSlPw9TesvAi4EDZmHeXFseyWGNG6/2xAg1gJyLEH84+lLacMTN\n HVxpWIOVKV6artyijSm0OYwbIkljSdfnmO4vrs0+zK8uOEx0hMjlPSipbiWhrDjY7of2 EQ==", "From": "Sathesh Edara <sedara@marvell.com>", "To": "<sburla@marvell.com>, <jerinj@marvell.com>, <sedara@marvell.com>, \"Radha\n Mohan Chintakuntla\" <radhac@marvell.com>, Veerasenareddy Burru\n <vburru@marvell.com>", "CC": "<dev@dpdk.org>", "Subject": "[PATCH v3 10/11] net/octeon_ep: set watermark for output queues", "Date": "Mon, 24 Apr 2023 05:28:33 -0700", "Message-ID": "<20230424122835.39493-11-sedara@marvell.com>", "X-Mailer": "git-send-email 2.31.1", "In-Reply-To": "<20230424122835.39493-1-sedara@marvell.com>", "References": "<20230405142537.1899973-2-sedara@marvell.com>\n <20230424122835.39493-1-sedara@marvell.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Proofpoint-ORIG-GUID": "regMzcUgA3YaC6iZwqEMpQ6DWlXW3icm", "X-Proofpoint-GUID": "regMzcUgA3YaC6iZwqEMpQ6DWlXW3icm", "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22\n definitions=2023-04-24_09,2023-04-21_01,2023-02-09_01", "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": "Sets the watermark level for SDP output queues\nto send backpressure to NIX, when available Rx\nbuffers fall below watermark.\n\nSigned-off-by: Sathesh Edara <sedara@marvell.com>\n---\n drivers/net/octeon_ep/cnxk_ep_vf.c | 7 ++++++-\n drivers/net/octeon_ep/otx_ep_common.h | 1 +\n 2 files changed, 7 insertions(+), 1 deletion(-)", "diff": "diff --git a/drivers/net/octeon_ep/cnxk_ep_vf.c b/drivers/net/octeon_ep/cnxk_ep_vf.c\nindex cadb4ecbf9..92c2d2ca5c 100644\n--- a/drivers/net/octeon_ep/cnxk_ep_vf.c\n+++ b/drivers/net/octeon_ep/cnxk_ep_vf.c\n@@ -245,7 +245,12 @@ cnxk_ep_vf_setup_oq_regs(struct otx_ep_device *otx_ep, uint32_t oq_no)\n \t}\n \n \totx_ep_dbg(\"SDP_R[%d]_sent: %x\", oq_no, rte_read32(droq->pkts_sent_reg));\n-\t\treturn 0;\n+\n+\t/* Set Watermark for backpressure */\n+\toct_ep_write64(OTX_EP_OQ_WMARK_MIN,\n+\t\t otx_ep->hw_addr + CNXK_EP_R_OUT_WMARK(oq_no));\n+\n+\treturn 0;\n }\n \n static int\ndiff --git a/drivers/net/octeon_ep/otx_ep_common.h b/drivers/net/octeon_ep/otx_ep_common.h\nindex dadc8d1579..0305079af9 100644\n--- a/drivers/net/octeon_ep/otx_ep_common.h\n+++ b/drivers/net/octeon_ep/otx_ep_common.h\n@@ -23,6 +23,7 @@\n #define OTX_EP_MAX_OQ_DESCRIPTORS (8192)\n #define OTX_EP_OQ_BUF_SIZE (2048)\n #define OTX_EP_MIN_RX_BUF_SIZE (64)\n+#define OTX_EP_OQ_WMARK_MIN (256)\n \n #define OTX_EP_OQ_INFOPTR_MODE (0)\n #define OTX_EP_OQ_REFIL_THRESHOLD (16)\n", "prefixes": [ "v3", "10/11" ] }{ "id": 126486, "url": "