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GET /api/patches/43958/?format=api
{ "id": 43958, "url": "http://patches.dpdk.org/api/patches/43958/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/1535539660-20228-7-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": "<1535539660-20228-7-git-send-email-hemant.agrawal@nxp.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1535539660-20228-7-git-send-email-hemant.agrawal@nxp.com", "date": "2018-08-29T10:47:33", "name": "[06/13] bus/dpaa: add interrupt based portal fd support", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": true, "hash": "e530406af61286deb6b97c03df3b76cce7533ae5", "submitter": { "id": 477, "url": "http://patches.dpdk.org/api/people/477/?format=api", "name": "Hemant Agrawal", "email": "hemant.agrawal@nxp.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/1535539660-20228-7-git-send-email-hemant.agrawal@nxp.com/mbox/", "series": [ { "id": 1090, "url": "http://patches.dpdk.org/api/series/1090/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=1090", "date": "2018-08-29T10:47:27", "name": "driver/net: NXP DPAA driver enhancements", "version": 1, "mbox": "http://patches.dpdk.org/series/1090/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/43958/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/43958/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 44BC85699;\n\tWed, 29 Aug 2018 12:49:56 +0200 (CEST)", "from EUR02-AM5-obe.outbound.protection.outlook.com\n\t(mail-eopbgr00068.outbound.protection.outlook.com [40.107.0.68])\n\tby dpdk.org (Postfix) with ESMTP id 42F964CC3\n\tfor <dev@dpdk.org>; Wed, 29 Aug 2018 12:49:52 +0200 (CEST)", "from bf-netperf1.ap.freescale.net (14.143.30.134) by\n\tVI1PR0401MB2543.eurprd04.prod.outlook.com (2603:10a6:800:56::21) with\n\tMicrosoft SMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1080.17;\n\tWed, 29 Aug 2018 10:49:49 +0000" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector1;\n\th=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;\n\tbh=5tS27NpmrwNm27Vy2RkTLFGdJ6ph8rgjjwR3wG7seWo=;\n\tb=NH8jW6VsS38S1x7CL739ag4qqum8xhEfMqNCdAETReY57yxPjmAuIoPcoNRdm6KQcgKId0jqf8EPIDVFFIbT7Yu9bSnnsHb5LDMhppV+1YPzfjbPQviq/iI/gInvSQblVl/4/IhoN6ITr90tc9gO34IaUEDuNFfw7Z10BYNzU44=", "Authentication-Results": "spf=none (sender IP is )\n\tsmtp.mailfrom=hemant.agrawal@nxp.com; ", "From": "Hemant Agrawal <hemant.agrawal@nxp.com>", "To": "dev@dpdk.org,\n\tferruh.yigit@intel.com", "Cc": "dpdk-up@NXP1.onmicrosoft.com", "Date": "Wed, 29 Aug 2018 16:17:33 +0530", "Message-Id": "<1535539660-20228-7-git-send-email-hemant.agrawal@nxp.com>", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": "<1535539660-20228-1-git-send-email-hemant.agrawal@nxp.com>", "References": "<1535539660-20228-1-git-send-email-hemant.agrawal@nxp.com>", "MIME-Version": "1.0", "Content-Type": "text/plain", "X-Originating-IP": "[14.143.30.134]", "X-ClientProxiedBy": "BM1PR0101CA0071.INDPRD01.PROD.OUTLOOK.COM\n\t(2603:1096:b00:19::33) To VI1PR0401MB2543.eurprd04.prod.outlook.com\n\t(2603:10a6:800:56::21)", "X-MS-PublicTrafficType": "Email", "X-MS-Office365-Filtering-Correlation-Id": "d519d731-0115-483c-6bc9-08d60d9d253d", "X-MS-Office365-Filtering-HT": "Tenant", "X-Microsoft-Antispam": "BCL:0; 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", "X-MS-Exchange-SenderADCheck": "1", "X-Exchange-Antispam-Report-CFA-Test": "BCL:0; PCL:0;\n\tRULEID:(8211001083)(6040522)(2401047)(8121501046)(5005006)(823301075)(3002001)(10201501046)(3231311)(944501410)(52105095)(93006095)(93001095)(6055026)(149027)(150027)(6041310)(20161123558120)(20161123564045)(20161123562045)(201703131423095)(201702281528075)(20161123555045)(201703061421075)(201703061406153)(20161123560045)(201708071742011)(7699016);\n\tSRVR:VI1PR0401MB2543; BCL:0; PCL:0; RULEID:; SRVR:VI1PR0401MB2543; ", "X-Forefront-PRVS": "077929D941", "X-Forefront-Antispam-Report": "SFV:NSPM;\n\tSFS:(10009020)(346002)(136003)(366004)(396003)(39860400002)(376002)(189003)(199004)(6512007)(6486002)(16526019)(53936002)(486006)(186003)(11346002)(105586002)(6116002)(106356001)(5660300001)(50466002)(68736007)(5009440100003)(2616005)(25786009)(48376002)(386003)(4326008)(55236004)(6666003)(73566003)(86362001)(956004)(107886003)(446003)(3846002)(26005)(575784001)(6506007)(476003)(316002)(52116002)(50226002)(478600001)(47776003)(66066001)(8936002)(16586007)(76176011)(51416003)(97736004)(44832011)(81166006)(8676002)(7736002)(305945005)(36756003)(81156014)(14444005)(2906002)(110426005);\n\tDIR:OUT; SFP:1101; SCL:1; SRVR:VI1PR0401MB2543;\n\tH:bf-netperf1.ap.freescale.net; \n\tFPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1; ", "Received-SPF": "None (protection.outlook.com: nxp.com does not designate\n\tpermitted sender hosts)", "X-Microsoft-Antispam-Message-Info": "xoD93jop0TS/ybkl4Ug9k4nUkZEtSEAN1HpO1eqSY/sOyaY0p7DSiNe2HvPoqwrR8jd5ngYGI1JdcCOhfO4zkTWf/CODsagIRgRyglGox7Uc5LnxHrnhkOFClwsxwygac9yzfxSBQSFu4uC1aulG7zRdcnC23TXbfi9X+RMOb2dsD5rvRxAPF1OTUDtoorR+4l/gF+772o9T16vdR2Md687lK3iBl0N5ABYNkE5hUEjhhI01ltbu5v7RihTlF68sJbZxgEhh26XldEw9XyWtX54Nb//q9+6gni/41N/F95AV0VFykS5ui2Ej2WpQP/a5e7X57CAEXAL5QgkaQ2Rl6OM0tP4sZe3VWJCnSKtQxWA=", "SpamDiagnosticOutput": "1:99", "SpamDiagnosticMetadata": "NSPM", "X-OriginatorOrg": "nxp.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "29 Aug 2018 10:49:49.7326\n\t(UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "d519d731-0115-483c-6bc9-08d60d9d253d", "X-MS-Exchange-CrossTenant-FromEntityHeader": "Hosted", "X-MS-Exchange-CrossTenant-Id": "686ea1d3-bc2b-4c6f-a92c-d99c5c301635", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "VI1PR0401MB2543", "Subject": "[dpdk-dev] [PATCH 06/13] bus/dpaa: add interrupt based portal fd\n\tsupport", "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": "Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>\n---\n drivers/bus/dpaa/base/qbman/bman_driver.c | 17 ++++++----\n drivers/bus/dpaa/base/qbman/qman.c | 52 +++++++++++++++++++++++++++++++\n drivers/bus/dpaa/base/qbman/qman_driver.c | 7 ++++-\n drivers/bus/dpaa/include/fsl_qman.h | 20 ++++++++++++\n drivers/bus/dpaa/include/fsl_usd.h | 6 ++++\n drivers/bus/dpaa/rte_bus_dpaa_version.map | 17 +++++++++-\n 6 files changed, 111 insertions(+), 8 deletions(-)", "diff": "diff --git a/drivers/bus/dpaa/base/qbman/bman_driver.c b/drivers/bus/dpaa/base/qbman/bman_driver.c\nindex b14b590..750b756 100644\n--- a/drivers/bus/dpaa/base/qbman/bman_driver.c\n+++ b/drivers/bus/dpaa/base/qbman/bman_driver.c\n@@ -23,7 +23,7 @@ static void *bman_ccsr_map;\n /* Portal driver */\n /*****************/\n \n-static __thread int fd = -1;\n+static __thread int bmfd = -1;\n static __thread struct bm_portal_config pcfg;\n static __thread struct dpaa_ioctl_portal_map map = {\n \t.type = dpaa_portal_bman\n@@ -70,14 +70,14 @@ static int fsl_bman_portal_init(uint32_t idx, int is_shared)\n \tpcfg.index = map.index;\n \tbman_depletion_fill(&pcfg.mask);\n \n-\tfd = open(BMAN_PORTAL_IRQ_PATH, O_RDONLY);\n-\tif (fd == -1) {\n+\tbmfd = open(BMAN_PORTAL_IRQ_PATH, O_RDONLY);\n+\tif (bmfd == -1) {\n \t\tpr_err(\"BMan irq init failed\");\n \t\tprocess_portal_unmap(&map.addr);\n \t\treturn -EBUSY;\n \t}\n \t/* Use the IRQ FD as a unique IRQ number */\n-\tpcfg.irq = fd;\n+\tpcfg.irq = bmfd;\n \n \tportal = bman_create_affine_portal(&pcfg);\n \tif (!portal) {\n@@ -90,7 +90,7 @@ static int fsl_bman_portal_init(uint32_t idx, int is_shared)\n \t/* Set the IRQ number */\n \tirq_map.type = dpaa_portal_bman;\n \tirq_map.portal_cinh = map.addr.cinh;\n-\tprocess_portal_irq_map(fd, &irq_map);\n+\tprocess_portal_irq_map(bmfd, &irq_map);\n \treturn 0;\n }\n \n@@ -99,7 +99,7 @@ static int fsl_bman_portal_finish(void)\n \t__maybe_unused const struct bm_portal_config *cfg;\n \tint ret;\n \n-\tprocess_portal_irq_unmap(fd);\n+\tprocess_portal_irq_unmap(bmfd);\n \n \tcfg = bman_destroy_affine_portal();\n \tDPAA_BUG_ON(cfg != &pcfg);\n@@ -109,6 +109,11 @@ static int fsl_bman_portal_finish(void)\n \treturn ret;\n }\n \n+int bman_thread_fd(void)\n+{\n+\treturn bmfd;\n+}\n+\n int bman_thread_init(void)\n {\n \t/* Convert from contiguous/virtual cpu numbering to real cpu when\ndiff --git a/drivers/bus/dpaa/base/qbman/qman.c b/drivers/bus/dpaa/base/qbman/qman.c\nindex 7c17027..8730550 100644\n--- a/drivers/bus/dpaa/base/qbman/qman.c\n+++ b/drivers/bus/dpaa/base/qbman/qman.c\n@@ -1040,6 +1040,50 @@ static inline unsigned int __poll_portal_fast(struct qman_portal *p,\n \treturn limit;\n }\n \n+int qman_irqsource_add(u32 bits)\n+{\n+\tstruct qman_portal *p = get_affine_portal();\n+\n+\tbits = bits & QM_PIRQ_VISIBLE;\n+\n+\t/* Clear any previously remaining interrupt conditions in\n+\t * QCSP_ISR. This prevents raising a false interrupt when\n+\t * interrupt conditions are enabled in QCSP_IER.\n+\t */\n+\tqm_isr_status_clear(&p->p, bits);\n+\tdpaa_set_bits(bits, &p->irq_sources);\n+\tqm_isr_enable_write(&p->p, p->irq_sources);\n+\n+\n+\treturn 0;\n+}\n+\n+int qman_irqsource_remove(u32 bits)\n+{\n+\tstruct qman_portal *p = get_affine_portal();\n+\tu32 ier;\n+\n+\t/* Our interrupt handler only processes+clears status register bits that\n+\t * are in p->irq_sources. As we're trimming that mask, if one of them\n+\t * were to assert in the status register just before we remove it from\n+\t * the enable register, there would be an interrupt-storm when we\n+\t * release the IRQ lock. So we wait for the enable register update to\n+\t * take effect in h/w (by reading it back) and then clear all other bits\n+\t * in the status register. Ie. we clear them from ISR once it's certain\n+\t * IER won't allow them to reassert.\n+\t */\n+\n+\tbits &= QM_PIRQ_VISIBLE;\n+\tdpaa_clear_bits(bits, &p->irq_sources);\n+\tqm_isr_enable_write(&p->p, p->irq_sources);\n+\tier = qm_isr_enable_read(&p->p);\n+\t/* Using \"~ier\" (rather than \"bits\" or \"~p->irq_sources\") creates a\n+\t * data-dependency, ie. to protect against re-ordering.\n+\t */\n+\tqm_isr_status_clear(&p->p, ~ier);\n+\treturn 0;\n+}\n+\n u16 qman_affine_channel(int cpu)\n {\n \tif (cpu < 0) {\n@@ -1114,6 +1158,14 @@ unsigned int qman_portal_poll_rx(unsigned int poll_limit,\n \treturn rx_number;\n }\n \n+void qman_clear_irq(void)\n+{\n+\tstruct qman_portal *p = get_affine_portal();\n+\tu32 clear = QM_DQAVAIL_MASK | (p->irq_sources &\n+\t\t~(QM_PIRQ_CSCI | QM_PIRQ_CCSCI));\n+\tqm_isr_status_clear(&p->p, clear);\n+}\n+\n u32 qman_portal_dequeue(struct rte_event ev[], unsigned int poll_limit,\n \t\t\tvoid **bufs)\n {\ndiff --git a/drivers/bus/dpaa/base/qbman/qman_driver.c b/drivers/bus/dpaa/base/qbman/qman_driver.c\nindex f6ecd6b..ba15339 100644\n--- a/drivers/bus/dpaa/base/qbman/qman_driver.c\n+++ b/drivers/bus/dpaa/base/qbman/qman_driver.c\n@@ -113,6 +113,11 @@ static int fsl_qman_portal_finish(void)\n \treturn ret;\n }\n \n+int qman_thread_fd(void)\n+{\n+\treturn qmfd;\n+}\n+\n int qman_thread_init(void)\n {\n \t/* Convert from contiguous/virtual cpu numbering to real cpu when\n@@ -135,7 +140,7 @@ void qman_thread_irq(void)\n \t * rather than breaking that encapsulation I am simply hard-coding the\n \t * offset to the inhibit register here.\n \t */\n-\tout_be32(qpcfg.addr_virt[DPAA_PORTAL_CI] + 0xe0c, 0);\n+\tout_be32(qpcfg.addr_virt[DPAA_PORTAL_CI] + 0x36C0, 0);\n }\n \n struct qman_portal *fsl_qman_portal_create(void)\ndiff --git a/drivers/bus/dpaa/include/fsl_qman.h b/drivers/bus/dpaa/include/fsl_qman.h\nindex b18cf03..e438414 100644\n--- a/drivers/bus/dpaa/include/fsl_qman.h\n+++ b/drivers/bus/dpaa/include/fsl_qman.h\n@@ -1316,6 +1316,26 @@ u32 qman_portal_dequeue(struct rte_event ev[], unsigned int poll_limit,\n \t\t\tvoid **bufs);\n \n /**\n+ * qman_irqsource_add - add processing sources to be interrupt-driven\n+ * @bits: bitmask of QM_PIRQ_**I processing sources\n+ *\n+ * Adds processing sources that should be interrupt-driven (rather than\n+ * processed via qman_poll_***() functions). Returns zero for success, or\n+ * -EINVAL if the current CPU is sharing a portal hosted on another CPU.\n+ */\n+int qman_irqsource_add(u32 bits);\n+\n+/**\n+ * qman_irqsource_remove - remove processing sources from being interrupt-driven\n+ * @bits: bitmask of QM_PIRQ_**I processing sources\n+ *\n+ * Removes processing sources from being interrupt-driven, so that they will\n+ * instead be processed via qman_poll_***() functions. Returns zero for success,\n+ * or -EINVAL if the current CPU is sharing a portal hosted on another CPU.\n+ */\n+int qman_irqsource_remove(u32 bits);\n+\n+/**\n * qman_affine_channel - return the channel ID of an portal\n * @cpu: the cpu whose affine portal is the subject of the query\n *\ndiff --git a/drivers/bus/dpaa/include/fsl_usd.h b/drivers/bus/dpaa/include/fsl_usd.h\nindex e183617..ec1ab7c 100644\n--- a/drivers/bus/dpaa/include/fsl_usd.h\n+++ b/drivers/bus/dpaa/include/fsl_usd.h\n@@ -55,6 +55,10 @@ int qman_free_raw_portal(struct dpaa_raw_portal *portal);\n int bman_allocate_raw_portal(struct dpaa_raw_portal *portal);\n int bman_free_raw_portal(struct dpaa_raw_portal *portal);\n \n+/* Obtain thread-local UIO file-descriptors */\n+int qman_thread_fd(void);\n+int bman_thread_fd(void);\n+\n /* Post-process interrupts. NB, the kernel IRQ handler disables the interrupt\n * line before notifying us, and this post-processing re-enables it once\n * processing is complete. As such, it is essential to call this before going\n@@ -63,6 +67,8 @@ int bman_free_raw_portal(struct dpaa_raw_portal *portal);\n void qman_thread_irq(void);\n void bman_thread_irq(void);\n \n+void qman_clear_irq(void);\n+\n /* Global setup */\n int qman_global_init(void);\n int bman_global_init(void);\ndiff --git a/drivers/bus/dpaa/rte_bus_dpaa_version.map b/drivers/bus/dpaa/rte_bus_dpaa_version.map\nindex 7d6d624..0f792a2 100644\n--- a/drivers/bus/dpaa/rte_bus_dpaa_version.map\n+++ b/drivers/bus/dpaa/rte_bus_dpaa_version.map\n@@ -95,10 +95,25 @@ DPDK_18.02 {\n \n DPDK_18.08 {\n \tglobal:\n-\n \tfman_if_get_sg_enable;\n \tfman_if_set_sg;\n \tof_get_mac_address;\n \n \tlocal: *;\n } DPDK_18.02;\n+\n+DPDK_18.11 {\n+\tglobal:\n+\tbman_thread_irq;\n+\tfman_if_get_sg_enable;\n+\tfman_if_set_sg;\n+\tqman_clear_irq;\n+\n+\tqman_irqsource_add;\n+\tqman_irqsource_remove;\n+\tqman_portal_ucode_poll_rx;\n+\tqman_thread_fd;\n+\tqman_thread_irq;\n+\n+\tlocal: *;\n+} DPDK_18.08;\n", "prefixes": [ "06/13" ] }