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GET /api/patches/27956/?format=api
{ "id": 27956, "url": "http://patches.dpdk.org/api/patches/27956/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/1503658183-4078-2-git-send-email-hemant.agrawal@nxp.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": "<1503658183-4078-2-git-send-email-hemant.agrawal@nxp.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1503658183-4078-2-git-send-email-hemant.agrawal@nxp.com", "date": "2017-08-25T10:49:17", "name": "[dpdk-dev,01/27] bus/fslmc: qbman replace word copy with memcpy", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "6f0e8d4bed775ac7478e6c63060ba70265c69a2c", "submitter": { "id": 477, "url": "http://patches.dpdk.org/api/people/477/?format=api", "name": "Hemant Agrawal", "email": "hemant.agrawal@nxp.com" }, "delegate": null, "mbox": "http://patches.dpdk.org/project/dpdk/patch/1503658183-4078-2-git-send-email-hemant.agrawal@nxp.com/mbox/", "series": [], "comments": "http://patches.dpdk.org/api/patches/27956/comments/", "check": "fail", "checks": "http://patches.dpdk.org/api/patches/27956/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 095BA7D96;\n\tFri, 25 Aug 2017 12:50:09 +0200 (CEST)", "from NAM02-SN1-obe.outbound.protection.outlook.com\n\t(mail-sn1nam02on0066.outbound.protection.outlook.com [104.47.36.66])\n\tby dpdk.org (Postfix) with ESMTP id 9DB847D82\n\tfor <dev@dpdk.org>; Fri, 25 Aug 2017 12:50:05 +0200 (CEST)", "from DM5PR03CA0059.namprd03.prod.outlook.com (10.174.189.176) by\n\tBY2PR03MB554.namprd03.prod.outlook.com (10.141.141.156) with\n\tMicrosoft SMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id\n\t15.1.1362.18; Fri, 25 Aug 2017 10:50:03 +0000", "from BN1BFFO11FD040.protection.gbl (2a01:111:f400:7c10::1:135) by\n\tDM5PR03CA0059.outlook.office365.com (2603:10b6:4:3b::48) with\n\tMicrosoft SMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id\n\t15.1.1362.18 via Frontend Transport; Fri, 25 Aug 2017 10:50:03 +0000", "from tx30smr01.am.freescale.net (192.88.168.50) by\n\tBN1BFFO11FD040.mail.protection.outlook.com (10.58.144.103) with\n\tMicrosoft\n\tSMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id\n\t15.1.1341.15 via Frontend Transport; Fri, 25 Aug 2017 10:50:03 +0000", "from bf-netperf1.ap.freescale.net (bf-netperf1.ap.freescale.net\n\t[10.232.134.28])\n\tby tx30smr01.am.freescale.net (8.14.3/8.14.0) with ESMTP id\n\tv7PAnw65032070; Fri, 25 Aug 2017 03:50:01 -0700" ], "Authentication-Results": "spf=fail (sender IP is 192.88.168.50)\n\tsmtp.mailfrom=nxp.com; nxp.com; dkim=none (message not signed)\n\theader.d=none;nxp.com; dmarc=fail action=none header.from=nxp.com;", "Received-SPF": "Fail (protection.outlook.com: domain of nxp.com does not\n\tdesignate 192.88.168.50 as permitted sender)\n\treceiver=protection.outlook.com; \n\tclient-ip=192.88.168.50; helo=tx30smr01.am.freescale.net;", "From": "Hemant Agrawal <hemant.agrawal@nxp.com>", "To": "<ferruh.yigit@intel.com>", "CC": "<dev@dpdk.org>, <shreyansh.jain@nxp.com>", "Date": "Fri, 25 Aug 2017 16:19:17 +0530", "Message-ID": "<1503658183-4078-2-git-send-email-hemant.agrawal@nxp.com>", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": "<1503658183-4078-1-git-send-email-hemant.agrawal@nxp.com>", "References": "<1503658183-4078-1-git-send-email-hemant.agrawal@nxp.com>", "X-EOPAttributedMessage": "0", "X-Matching-Connectors": "131481318033632530;\n\t(91ab9b29-cfa4-454e-5278-08d120cd25b8); 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BCL:0; PCL:0;\n\tRULEID:(300000500095)(300135000095)(300000501095)(300135300095)(22001)(300000502095)(300135100095)(300000503095)(300135400095)(2017052603199)(201703131430075)(201703131517081)(300000504095)(300135200095)(300000505095)(300135600095)(300000506095)(300135500095);\n\tSRVR:BY2PR03MB554; ", "X-MS-TrafficTypeDiagnostic": "BY2PR03MB554:", "X-Exchange-Antispam-Report-Test": "UriScan:(185117386973197)(788757137089);", "X-Microsoft-Antispam-PRVS": "<BY2PR03MB554CD0311069EA15B151BB1899B0@BY2PR03MB554.namprd03.prod.outlook.com>", "X-Exchange-Antispam-Report-CFA-Test": "BCL:0; PCL:0;\n\tRULEID:(100000700101)(100105000095)(100000701101)(100105300095)(100000702101)(100105100095)(6095135)(601004)(2401047)(8121501046)(13018025)(13016025)(5005006)(93006095)(93001095)(100000703101)(100105400095)(10201501046)(3002001)(6055026)(6096035)(20161123565025)(20161123561025)(20161123559100)(20161123556025)(201703131430075)(201703131433075)(201703131441075)(201703131448075)(201703161259150)(20161123563025)(201708071742011)(100000704101)(100105200095)(100000705101)(100105500095);\n\tSRVR:BY2PR03MB554; BCL:0; PCL:0;\n\tRULEID:(100000800101)(100110000095)(100000801101)(100110300095)(100000802101)(100110100095)(100000803101)(100110400095)(400006)(100000804101)(100110200095)(100000805101)(100110500095);\n\tSRVR:BY2PR03MB554; ", "X-Forefront-PRVS": "041032FF37", "SpamDiagnosticOutput": "1:99", "SpamDiagnosticMetadata": "NSPM", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "25 Aug 2017 10:50:03.1448\n\t(UTC)", "X-MS-Exchange-CrossTenant-Id": "5afe0b00-7697-4969-b663-5eab37d5f47e", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "TenantId=5afe0b00-7697-4969-b663-5eab37d5f47e;\n\tIp=[192.88.168.50]; \n\tHelo=[tx30smr01.am.freescale.net]", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "BY2PR03MB554", "Subject": "[dpdk-dev] [PATCH 01/27] bus/fslmc: qbman replace word copy with\n\tmemcpy", "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": "From: Haiying Wang <Haiying.Wang@nxp.com>\n\nThe word_copy is not as efficient as expected, so remove it from\nthis driver.\n\nSigned-off-by: Haiying Wang <Haiying.Wang@nxp.com>\nSigned-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>\n---\n drivers/bus/fslmc/qbman/include/compat.h | 42 --------------------------------\n drivers/bus/fslmc/qbman/qbman_portal.c | 12 ++++-----\n drivers/bus/fslmc/qbman/qbman_sys.h | 9 -------\n 3 files changed, 5 insertions(+), 58 deletions(-)", "diff": "diff --git a/drivers/bus/fslmc/qbman/include/compat.h b/drivers/bus/fslmc/qbman/include/compat.h\nindex 529f1ea..7b69fd1 100644\n--- a/drivers/bus/fslmc/qbman/include/compat.h\n+++ b/drivers/bus/fslmc/qbman/include/compat.h\n@@ -229,48 +229,6 @@ typedef uint32_t\tphandle;\n #define __raw_readl(p)\t(*(const volatile unsigned int *)(p))\n #define __raw_writel(v, p) {*(volatile unsigned int *)(p) = (v); }\n \n-/* memcpy() stuff - when you know alignments in advance */\n-#ifdef CONFIG_TRY_BETTER_MEMCPY\n-static inline void copy_words(void *dest, const void *src, size_t sz)\n-{\n-\tu32 *__dest = dest;\n-\tconst u32 *__src = src;\n-\tsize_t __sz = sz >> 2;\n-\n-\tQBMAN_BUG_ON((unsigned long)dest & 0x3);\n-\tQBMAN_BUG_ON((unsigned long)src & 0x3);\n-\tQBMAN_BUG_ON(sz & 0x3);\n-\twhile (__sz--)\n-\t\t*(__dest++) = *(__src++);\n-}\n-\n-static inline void copy_shorts(void *dest, const void *src, size_t sz)\n-{\n-\tu16 *__dest = dest;\n-\tconst u16 *__src = src;\n-\tsize_t __sz = sz >> 1;\n-\n-\tQBMAN_BUG_ON((unsigned long)dest & 0x1);\n-\tQBMAN_BUG_ON((unsigned long)src & 0x1);\n-\tQBMAN_BUG_ON(sz & 0x1);\n-\twhile (__sz--)\n-\t\t*(__dest++) = *(__src++);\n-}\n-\n-static inline void copy_bytes(void *dest, const void *src, size_t sz)\n-{\n-\tu8 *__dest = dest;\n-\tconst u8 *__src = src;\n-\n-\twhile (sz--)\n-\t\t*(__dest++) = *(__src++);\n-}\n-#else\n-#define copy_words memcpy\n-#define copy_shorts memcpy\n-#define copy_bytes memcpy\n-#endif\n-\n /* Completion stuff */\n #define DECLARE_COMPLETION(n) int n = 0\n #define complete(n) { *n = 1; }\ndiff --git a/drivers/bus/fslmc/qbman/qbman_portal.c b/drivers/bus/fslmc/qbman/qbman_portal.c\nindex dd62e9a..f360760 100644\n--- a/drivers/bus/fslmc/qbman/qbman_portal.c\n+++ b/drivers/bus/fslmc/qbman/qbman_portal.c\n@@ -480,8 +480,8 @@ static int qbman_swp_enqueue_array_mode(struct qbman_swp *s,\n \t\treturn -EBUSY;\n \tp = qbman_cena_write_start_wo_shadow(&s->sys,\n \t\t\tQBMAN_CENA_SWP_EQCR(EQAR_IDX(eqar)));\n-\tword_copy(&p[1], &cl[1], 7);\n-\tword_copy(&p[8], fd, sizeof(*fd) >> 2);\n+\tmemcpy(&p[1], &cl[1], 28);\n+\tmemcpy(&p[8], fd, sizeof(*fd));\n \t/* Set the verb byte, have to substitute in the valid-bit */\n \tlwsync();\n \tp[0] = cl[0] | EQAR_VB(eqar);\n@@ -512,8 +512,8 @@ static int qbman_swp_enqueue_ring_mode(struct qbman_swp *s,\n \n \tp = qbman_cena_write_start_wo_shadow(&s->sys,\n \t\tQBMAN_CENA_SWP_EQCR(s->eqcr.pi & 7));\n-\tword_copy(&p[1], &cl[1], 7);\n-\tword_copy(&p[8], fd, sizeof(*fd) >> 2);\n+\tmemcpy(&p[1], &cl[1], 28);\n+\tmemcpy(&p[8], fd, sizeof(*fd));\n \tlwsync();\n \t/* Set the verb byte, have to substitute in the valid-bit */\n \tp[0] = cl[0] | s->eqcr.pi_vb;\n@@ -549,9 +549,7 @@ int qbman_swp_fill_ring(struct qbman_swp *s,\n \t}\n \tp = qbman_cena_write_start_wo_shadow(&s->sys,\n \t\tQBMAN_CENA_SWP_EQCR((s->eqcr.pi/* +burst_index */) & 7));\n-\t/* word_copy(&p[1], &cl[1], 7); */\n \tmemcpy(&p[1], &cl[1], 7 * 4);\n-\t/* word_copy(&p[8], fd, sizeof(*fd) >> 2); */\n \tmemcpy(&p[8], fd, sizeof(struct qbman_fd));\n \n \t/* lwsync(); */\n@@ -799,7 +797,7 @@ int qbman_swp_pull(struct qbman_swp *s, struct qbman_pull_desc *d)\n \t */\n \tqb_attr_code_encode(&code_pull_token, cl, s->desc.idx + 1);\n \tp = qbman_cena_write_start_wo_shadow(&s->sys, QBMAN_CENA_SWP_VDQCR);\n-\tword_copy(&p[1], &cl[1], 3);\n+\tmemcpy(&p[1], &cl[1], 12);\n \t/* Set the verb byte, have to substitute in the valid-bit */\n \tlwsync();\n \tp[0] = cl[0] | s->vdq.valid_bit;\ndiff --git a/drivers/bus/fslmc/qbman/qbman_sys.h b/drivers/bus/fslmc/qbman/qbman_sys.h\nindex 5dbcaa5..9ea55de 100644\n--- a/drivers/bus/fslmc/qbman/qbman_sys.h\n+++ b/drivers/bus/fslmc/qbman/qbman_sys.h\n@@ -47,15 +47,6 @@\n #undef QBMAN_CINH_TRACE\n #undef QBMAN_CENA_TRACE\n \n-static inline void word_copy(void *d, const void *s, unsigned int cnt)\n-{\n-\tuint32_t *dd = d;\n-\tconst uint32_t *ss = s;\n-\n-\twhile (cnt--)\n-\t\t*(dd++) = *(ss++);\n-}\n-\n /* Currently, the CENA support code expects each 32-bit word to be written in\n * host order, and these are converted to hardware (little-endian) order on\n * command submission. However, 64-bit quantities are must be written (and read)\n", "prefixes": [ "dpdk-dev", "01/27" ] }