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Show a patch.
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Update a patch.
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Update a patch.
GET /api/patches/42118/?format=api
{ "id": 42118, "url": "http://patches.dpdk.org/api/patches/42118/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/1530550631-22841-5-git-send-email-shally.verma@caviumnetworks.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": "<1530550631-22841-5-git-send-email-shally.verma@caviumnetworks.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1530550631-22841-5-git-send-email-shally.verma@caviumnetworks.com", "date": "2018-07-02T16:57:10", "name": "[v2,4/5] compress/zlib: add enq deq apis", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": true, "hash": "ce34e3ecdaa80d752fabaaca6bd14e95f41c3160", "submitter": { "id": 960, "url": "http://patches.dpdk.org/api/people/960/?format=api", "name": "Shally Verma", "email": "shally.verma@caviumnetworks.com" }, "delegate": { "id": 22, "url": "http://patches.dpdk.org/api/users/22/?format=api", "username": "pdelarag", "first_name": "Pablo", "last_name": "de Lara Guarch", "email": "pablo.de.lara.guarch@intel.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/1530550631-22841-5-git-send-email-shally.verma@caviumnetworks.com/mbox/", "series": [ { "id": 362, "url": "http://patches.dpdk.org/api/series/362/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=362", "date": "2018-07-02T16:57:06", "name": "compress: add ZLIB compression PMD", "version": 2, "mbox": "http://patches.dpdk.org/series/362/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/42118/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/42118/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 [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 6774D1B56F;\n\tMon, 2 Jul 2018 18:58:06 +0200 (CEST)", "from NAM01-BY2-obe.outbound.protection.outlook.com\n\t(mail-by2nam01on0074.outbound.protection.outlook.com [104.47.34.74])\n\tby dpdk.org (Postfix) with ESMTP id 18C681B59B\n\tfor <dev@dpdk.org>; Mon, 2 Jul 2018 18:58:05 +0200 (CEST)", "from hyd1sverma-dt.caveonetworks.com (115.113.156.2) by\n\tCY4PR0701MB3635.namprd07.prod.outlook.com (2603:10b6:910:93::10) with\n\tMicrosoft SMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.906.23;\n\tMon, 2 Jul 2018 16:58:01 +0000" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=CAVIUMNETWORKS.onmicrosoft.com; s=selector1-cavium-com;\n\th=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;\n\tbh=1/sWABGiYtF7oOQntejsw7sAJYxutnTddlhPDAhLg7A=;\n\tb=HXbd8udGrRmtNXlseRidZPGnWwh555cwkgZem8wuXMpVmj7ynu0PtVFtHvbj5B7yrDH5GgUWrEpBZ33tAXsO1fnEoMTYJRtvpcBnzNWBXco8ygs7Lv1sImO3cVP4l/anQGQGU5k1sD8j3XFFshsGwx19wAUUm60o5owLFKwKtlg=", "Authentication-Results": "spf=none (sender IP is )\n\tsmtp.mailfrom=Shally.Verma@cavium.com; ", "From": "Shally Verma <shally.verma@caviumnetworks.com>", "To": "pablo.de.lara.guarch@intel.com", "Cc": "dev@dpdk.org, pathreya@caviumnetworks.com, mchalla@caviumnetworks.com,\n\tSunila Sahu <ssahu@caviumnetworks.com>,\n\tSunila Sahu <sunila.sahu@caviumnetworks.com>,\n\tAshish Gupta <ashish.gupta@caviumnetworks.com>", "Date": "Mon, 2 Jul 2018 22:27:10 +0530", "Message-Id": "<1530550631-22841-5-git-send-email-shally.verma@caviumnetworks.com>", "X-Mailer": "git-send-email 1.9.1", "In-Reply-To": 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"sN5BElWqaDGfAertHUTZNMSNAFqqj0gjBYnx0L2EQxv7sADXG5moVkQSfPffq/eA2S6SXY9qgcqI9GBknzPsOBbdyJL6mJQ4BO30nyHi4AsLYA5z0sEkiU48h65PjudUNro43m/hGGZkdKwsFfH4Mi9bitbgVcDzuXf94Mjxr/nQdQRvrzyHpv6YCEnmO1N8QIsfV7RADf5XUY4j2fapC5tf/ei5SAmN7dY0d4WqcdGyqmdd/EchvtusPuEdmeMiAAiwUQs49Is8XkGnRColiPvPHIStezlwAXosT/QF4UGxAjZt/HTag1WK9eE7zFfUaLfzbCyf5beIwZFfoSB1GezmAN526N2wXxuyjzxOjYY=", "SpamDiagnosticOutput": "1:99", "SpamDiagnosticMetadata": "NSPM", "X-OriginatorOrg": "caviumnetworks.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "02 Jul 2018 16:58:01.1846\n\t(UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "1e0dbbad-0d59-4620-72cf-08d5e03cf9ae", "X-MS-Exchange-CrossTenant-FromEntityHeader": "Hosted", "X-MS-Exchange-CrossTenant-Id": "711e4ccf-2e9b-4bcf-a551-4094005b6194", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "CY4PR0701MB3635", "Subject": "[dpdk-dev] [PATCH v2 4/5] compress/zlib: add enq deq apis", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n\t<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\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "From: Sunila Sahu <ssahu@caviumnetworks.com>\n\nimplement enqueue and dequeue apis\n\nSigned-off-by: Sunila Sahu <sunila.sahu@caviumnetworks.com>\nSigned-off-by: Shally Verma <shally.verma@caviumnetworks.com>\nSigned-off-by: Ashish Gupta <ashish.gupta@caviumnetworks.com>\n---\n drivers/compress/zlib/zlib_pmd.c | 238 ++++++++++++++++++++++++++++++++++++++-\n 1 file changed, 237 insertions(+), 1 deletion(-)", "diff": "diff --git a/drivers/compress/zlib/zlib_pmd.c b/drivers/compress/zlib/zlib_pmd.c\nindex 7c2614e..aef23de 100644\n--- a/drivers/compress/zlib/zlib_pmd.c\n+++ b/drivers/compress/zlib/zlib_pmd.c\n@@ -6,7 +6,198 @@\n #include <rte_common.h>\n #include \"zlib_pmd_private.h\"\n \n-/** Parse comp xform and set private xform/stream parameters */\n+/** Compute next mbuf in the list, assign data buffer and len */\n+#define COMPUTE_BUF(mbuf, data, len)\t\t\\\n+\t\t((mbuf = mbuf->next) ?\t\t\\\n+\t\t(data = rte_pktmbuf_mtod(mbuf, uint8_t *)),\t\\\n+\t\t(len = rte_pktmbuf_data_len(mbuf)) : 0)\n+\n+/** Set op->status to appropriate flag if we run out of mbuf */\n+#define COMPUTE_DST_BUF(mbuf, dst, dlen)\t\t\\\n+\t\t((COMPUTE_BUF(mbuf, dst, dlen)) ? 1 :\t\\\n+\t\t(!(op->status =\t\t\t\t\\\n+\t\tRTE_COMP_OP_STATUS_OUT_OF_SPACE_TERMINATED)))\n+\n+static void\n+process_zlib_deflate(struct rte_comp_op *op, z_stream *strm)\n+{\n+\tint ret, flush, fin_flush;\n+\tstruct rte_mbuf *mbuf_src = op->m_src;\n+\tstruct rte_mbuf *mbuf_dst = op->m_dst;\n+\n+\tswitch (op->flush_flag) {\n+\tcase RTE_COMP_FLUSH_FULL:\n+\tcase RTE_COMP_FLUSH_FINAL:\n+\t\tfin_flush = Z_FINISH;\n+\t\tbreak;\n+\tdefault:\n+\t\top->status = RTE_COMP_OP_STATUS_INVALID_ARGS;\n+\t\tZLIB_PMD_ERR(\"\\nInvalid flush value\");\n+\n+\t}\n+\n+\tif (unlikely(!strm)) {\n+\t\top->status = RTE_COMP_OP_STATUS_INVALID_ARGS;\n+\t\tZLIB_PMD_ERR(\"\\nInvalid z_stream\");\n+\t\treturn;\n+\t}\n+\t/* Update z_stream with the inputs provided by application */\n+\tstrm->next_in = rte_pktmbuf_mtod_offset(mbuf_src, uint8_t *,\n+\t\t\top->src.offset);\n+\n+\tstrm->avail_in = rte_pktmbuf_data_len(mbuf_src) - op->src.offset;\n+\n+\tstrm->next_out = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,\n+\t\t\top->dst.offset);\n+\n+\tstrm->avail_out = rte_pktmbuf_data_len(mbuf_dst) - op->dst.offset;\n+\n+\t/* Set flush value to NO_FLUSH unless it is last mbuf */\n+\tflush = Z_NO_FLUSH;\n+\t/* Initialize status to SUCCESS */\n+\top->status = RTE_COMP_OP_STATUS_SUCCESS;\n+\n+\tdo {\n+\t\t/* Set flush value to Z_FINISH for last block */\n+\t\tif ((op->src.length - strm->total_in) <= strm->avail_in) {\n+\t\t\tstrm->avail_in = (op->src.length - strm->total_in);\n+\t\t\tflush = fin_flush;\n+\t\t}\n+\t\tdo {\n+\t\t\tret = deflate(strm, flush);\n+\t\t\tif (unlikely(ret == Z_STREAM_ERROR)) {\n+\t\t\t\t/* error return, do not process further */\n+\t\t\t\top->status = RTE_COMP_OP_STATUS_ERROR;\n+\t\t\t\tbreak;\n+\t\t\t}\n+\t\t\t/* Break if Z_STREAM_END is encountered */\n+\t\t\tif (ret == Z_STREAM_END)\n+\t\t\t\tgoto def_end;\n+\n+\t\t /* Break if current input buffer is consumed or\n+\t\t * there is no more space for compressed output\n+\t\t */\n+\t\t} while ((strm->avail_out == 0) &&\n+\t\t\tCOMPUTE_DST_BUF(mbuf_dst, strm->next_out,\n+\t\t\t\tstrm->avail_out));\n+\n+\t/* Update source buffer to next mbuf\n+\t * Exit if op->status is not SUCCESS or input buffers are fully consumed\n+\t */\n+\t} while ((op->status == RTE_COMP_OP_STATUS_SUCCESS) &&\n+\t\t(COMPUTE_BUF(mbuf_src, strm->next_in, strm->avail_in)));\n+\n+def_end:\n+\t/* Update op stats */\n+\tswitch (op->status) {\n+\tcase RTE_COMP_OP_STATUS_SUCCESS:\n+\t\top->consumed += strm->total_in;\n+\tcase RTE_COMP_OP_STATUS_OUT_OF_SPACE_TERMINATED:\n+\t\top->produced += strm->total_out;\n+\t\tbreak;\n+\tdefault:\n+\t\tZLIB_PMD_ERR(\"stats not updated for status:%d\\n\",\n+\t\t\t\top->status);\n+\t}\n+\n+\tdeflateReset(strm);\n+}\n+\n+static void\n+process_zlib_inflate(struct rte_comp_op *op, z_stream *strm)\n+{\n+\tint ret, flush;\n+\tstruct rte_mbuf *mbuf_src = op->m_src;\n+\tstruct rte_mbuf *mbuf_dst = op->m_dst;\n+\n+\tif (unlikely(!strm)) {\n+\t\top->status = RTE_COMP_OP_STATUS_INVALID_ARGS;\n+\t\tZLIB_PMD_ERR(\"\\nInvalid z_stream\");\n+\t\treturn;\n+\t}\n+\tstrm->next_in = rte_pktmbuf_mtod_offset(mbuf_src, uint8_t *,\n+\t\t\top->src.offset);\n+\n+\tstrm->avail_in = rte_pktmbuf_data_len(mbuf_src) - op->src.offset;\n+\n+\tstrm->next_out = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,\n+\t\t\top->dst.offset);\n+\n+\tstrm->avail_out = rte_pktmbuf_data_len(mbuf_dst) - op->dst.offset;\n+\n+\t/** Ignoring flush value provided from application for decompression */\n+\tflush = Z_NO_FLUSH;\n+\t/* initialize status to SUCCESS */\n+\top->status = RTE_COMP_OP_STATUS_SUCCESS;\n+\n+\tdo {\n+\t\tdo {\n+\t\t\tret = inflate(strm, flush);\n+\n+\t\t\tswitch (ret) {\n+\t\t\tcase Z_NEED_DICT:\n+\t\t\t\tret = Z_DATA_ERROR; /* and fall through */\n+\t\t\tcase Z_DATA_ERROR:\n+\t\t\tcase Z_MEM_ERROR:\n+\t\t\tcase Z_STREAM_ERROR:\n+\t\t\t\top->status = RTE_COMP_OP_STATUS_ERROR;\n+\t\t\t\tbreak;\n+\t\t\tdefault:\n+\t\t\t\t/* Break if Z_STREAM_END is encountered */\n+\t\t\t\tif (ret == Z_STREAM_END)\n+\t\t\t\t\tgoto inf_end;\n+\t\t\t}\n+\t\t/* Break if Z_STREAM_END is encountered or dst mbuf gets over */\n+\t\t} while ((strm->avail_out == 0) &&\n+\t\t\tCOMPUTE_DST_BUF(mbuf_dst, strm->next_out,\n+\t\t\t\tstrm->avail_out));\n+\n+\t\t/* Exit if op->status is not SUCCESS.\n+\t\t * Read next input buffer to be processed, exit if compressed\n+\t\t * blocks are fully read\n+\t\t */\n+\t} while ((op->status == RTE_COMP_OP_STATUS_SUCCESS) &&\n+\t\t(COMPUTE_BUF(mbuf_src, strm->next_in, strm->avail_in)));\n+\n+inf_end:\n+\t/* Update op stats */\n+\tswitch (op->status) {\n+\tcase RTE_COMP_OP_STATUS_SUCCESS:\n+\t\top->consumed += strm->total_in;\n+\tcase RTE_COMP_OP_STATUS_OUT_OF_SPACE_TERMINATED:\n+\t\top->produced += strm->total_out;\n+\t\tbreak;\n+\tdefault:\n+\t\tZLIB_PMD_ERR(\"stats not produced for status:%d\\n\",\n+\t\t\t\top->status);\n+\t}\n+\n+\tinflateReset(strm);\n+}\n+\n+/** Process comp operation for mbuf */\n+static inline int\n+process_zlib_op(struct zlib_qp *qp, struct rte_comp_op *op)\n+{\n+\tstruct zlib_stream *stream;\n+\n+\tif ((op->op_type == RTE_COMP_OP_STATEFUL) ||\n+\t\top->src.offset > rte_pktmbuf_data_len(op->m_src) ||\n+\t\top->dst.offset > rte_pktmbuf_data_len(op->m_dst)) {\n+\t\top->status = RTE_COMP_OP_STATUS_INVALID_ARGS;\n+\t\tZLIB_PMD_ERR(\"\\nInvalid source or destination buffers or \"\n+\t\t\t\t\"invalid Operation requested\");\n+\t} else {\n+\t\tstream = &((struct zlib_priv_xform *)op->private_xform)->stream;\n+\t\tstream->comp(op, &stream->strm);\n+\t}\n+\t/* whatever is out of op, put it into completion queue with\n+\t * its status\n+\t */\n+\treturn rte_ring_enqueue(qp->processed_pkts, (void *)op);\n+}\n+\n+/** Parse comp xform and set private xform/Stream parameters */\n int\n zlib_set_stream_parameters(const struct rte_comp_xform *xform,\n \t\tstruct zlib_stream *stream)\n@@ -21,6 +212,8 @@ zlib_set_stream_parameters(const struct rte_comp_xform *xform,\n \n \tswitch (xform->type) {\n \tcase RTE_COMP_COMPRESS:\n+\t\tstream->comp = process_zlib_deflate;\n+\t\tstream->free = deflateEnd;\n \t\t/** Compression window bits */\n \t\tswitch (xform->compress.algo) {\n \t\tcase RTE_COMP_ALGO_DEFLATE:\n@@ -78,6 +271,8 @@ zlib_set_stream_parameters(const struct rte_comp_xform *xform,\n \tbreak;\n \n \tcase RTE_COMP_DECOMPRESS:\n+\t\tstream->comp = process_zlib_inflate;\n+\t\tstream->free = inflateEnd;\n \t\t/** window bits */\n \t\tswitch (xform->decompress.algo) {\n \t\tcase RTE_COMP_ALGO_DEFLATE:\n@@ -99,6 +294,43 @@ zlib_set_stream_parameters(const struct rte_comp_xform *xform,\n \treturn 0;\n }\n \n+static uint16_t\n+zlib_pmd_enqueue_burst(void *queue_pair,\n+\t\t\tstruct rte_comp_op **ops, uint16_t nb_ops)\n+{\n+\tstruct zlib_qp *qp = queue_pair;\n+\tint ret, i;\n+\tint enqd = 0;\n+\tfor (i = 0; i < nb_ops; i++) {\n+\t\tret = process_zlib_op(qp, ops[i]);\n+\t\tif (unlikely(ret < 0)) {\n+\t\t\t/* increment count if failed to push to completion\n+\t\t\t * queue\n+\t\t\t */\n+\t\t\tqp->qp_stats.enqueue_err_count++;\n+\t\t} else {\n+\t\t\tqp->qp_stats.enqueued_count++;\n+\t\t\tenqd++;\n+\t\t}\n+\t}\n+\treturn enqd;\n+}\n+\n+static uint16_t\n+zlib_pmd_dequeue_burst(void *queue_pair,\n+\t\t\tstruct rte_comp_op **ops, uint16_t nb_ops)\n+{\n+\tstruct zlib_qp *qp = queue_pair;\n+\n+\tunsigned int nb_dequeued = 0;\n+\n+\tnb_dequeued = rte_ring_dequeue_burst(qp->processed_pkts,\n+\t\t\t(void **)ops, nb_ops, NULL);\n+\tqp->qp_stats.dequeued_count += nb_dequeued;\n+\n+\treturn nb_dequeued;\n+}\n+\n static int\n zlib_create(const char *name,\n \t\tstruct rte_vdev_device *vdev,\n@@ -115,6 +347,10 @@ zlib_create(const char *name,\n \n \tdev->dev_ops = rte_zlib_pmd_ops;\n \n+\t/* register rx/tx burst functions for data path */\n+\tdev->dequeue_burst = zlib_pmd_dequeue_burst;\n+\tdev->enqueue_burst = zlib_pmd_enqueue_burst;\n+\n \tdev->feature_flags = RTE_COMP_FF_NONCOMPRESSED_BLOCKS;\n \n \treturn 0;\n", "prefixes": [ "v2", "4/5" ] }