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GET /api/patches/95422/?format=api
{ "id": 95422, "url": "http://patchwork.dpdk.org/api/patches/95422/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/patch/20210706202841.661302-3-bruce.richardson@intel.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": "<20210706202841.661302-3-bruce.richardson@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20210706202841.661302-3-bruce.richardson@intel.com", "date": "2021-07-06T20:28:34", "name": "[RFC,UPDATE,2/9] dmadev: change virtual addresses to IOVA", "commit_ref": null, "pull_url": null, "state": "rfc", "archived": true, "hash": "11fd10213e771a02988e2d63d129211368315bba", "submitter": { "id": 20, "url": "http://patchwork.dpdk.org/api/people/20/?format=api", "name": "Bruce Richardson", "email": "bruce.richardson@intel.com" }, "delegate": null, "mbox": "http://patchwork.dpdk.org/project/dpdk/patch/20210706202841.661302-3-bruce.richardson@intel.com/mbox/", "series": [ { "id": 17674, "url": "http://patchwork.dpdk.org/api/series/17674/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=17674", "date": "2021-07-06T20:28:32", "name": "dmadev rfc suggested updates", "version": 1, "mbox": "http://patchwork.dpdk.org/series/17674/mbox/" } ], "comments": "http://patchwork.dpdk.org/api/patches/95422/comments/", "check": "success", "checks": "http://patchwork.dpdk.org/api/patches/95422/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 25D7FA0C48;\n\tTue, 6 Jul 2021 22:29:11 +0200 (CEST)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 11EB141333;\n\tTue, 6 Jul 2021 22:29:11 +0200 (CEST)", "from mga18.intel.com (mga18.intel.com [134.134.136.126])\n by mails.dpdk.org (Postfix) with ESMTP id A15DA4067C\n for <dev@dpdk.org>; Tue, 6 Jul 2021 22:29:09 +0200 (CEST)", "from fmsmga003.fm.intel.com ([10.253.24.29])\n by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 06 Jul 2021 13:29:07 -0700", "from silpixa00399126.ir.intel.com ([10.237.223.29])\n by FMSMGA003.fm.intel.com with ESMTP; 06 Jul 2021 13:29:06 -0700" ], "X-IronPort-AV": [ "E=McAfee;i=\"6200,9189,10037\"; a=\"196470315\"", "E=Sophos;i=\"5.83,329,1616482800\"; d=\"scan'208\";a=\"196470315\"", "E=Sophos;i=\"5.83,329,1616482800\"; d=\"scan'208\";a=\"486522064\"" ], "X-ExtLoop1": "1", "From": "Bruce Richardson <bruce.richardson@intel.com>", "To": "dev@dpdk.org", "Cc": "Chengwen Feng <fengchengwen@huawei.com>,\n Jerin Jacob <jerinjacobk@gmail.com>, Jerin Jacob <jerinj@marvell.com>,\n\t=?utf-8?q?Morten_Br=C3=B8rup?= <mb@smartsharesystems.com>,\n Bruce Richardson <bruce.richardson@intel.com>", "Date": "Tue, 6 Jul 2021 21:28:34 +0100", "Message-Id": "<20210706202841.661302-3-bruce.richardson@intel.com>", "X-Mailer": "git-send-email 2.30.2", "In-Reply-To": "<20210706202841.661302-1-bruce.richardson@intel.com>", "References": "<1625231891-2963-1-git-send-email-fengchengwen@huawei.com>\n <20210706202841.661302-1-bruce.richardson@intel.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[dpdk-dev] [RFC UPDATE PATCH 2/9] dmadev: change virtual addresses\n to IOVA", "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", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "For 32-bit builds, iova's are 64-bit still, so to ensure we can still\nuse PA mode on 32-bit we need to convert all enqueue \"void *\" parameters\nto rte_iova_t\n\nSigned-off-by: Bruce Richardson <bruce.richardson@intel.com>\n---\n lib/dmadev/rte_dmadev.h | 8 ++++----\n lib/dmadev/rte_dmadev_core.h | 4 ++--\n 2 files changed, 6 insertions(+), 6 deletions(-)", "diff": "diff --git a/lib/dmadev/rte_dmadev.h b/lib/dmadev/rte_dmadev.h\nindex f74fc6adb..1659ceaf2 100644\n--- a/lib/dmadev/rte_dmadev.h\n+++ b/lib/dmadev/rte_dmadev.h\n@@ -133,8 +133,8 @@ typedef int32_t dma_cookie_t;\n * dma_scatterlist - can hold scatter DMA operation request\n */\n struct dma_scatterlist {\n-\tvoid *src;\n-\tvoid *dst;\n+\trte_iova_t src;\n+\trte_iova_t dst;\n \tuint32_t length;\n };\n \n@@ -505,7 +505,7 @@ rte_dmadev_queue_info_get(uint16_t dev_id, uint16_t vq_id,\n */\n __rte_experimental\n static inline dma_cookie_t\n-rte_dmadev_copy(uint16_t dev_id, uint16_t vq_id, void *src, void *dst,\n+rte_dmadev_copy(uint16_t dev_id, uint16_t vq_id, rte_iova_t src, rte_iova_t dst,\n \t\tuint32_t length, uint64_t flags)\n {\n \tstruct rte_dmadev *dev = &rte_dmadevices[dev_id];\n@@ -579,7 +579,7 @@ rte_dmadev_copy_sg(uint16_t dev_id, uint16_t vq_id,\n __rte_experimental\n static inline dma_cookie_t\n rte_dmadev_fill(uint16_t dev_id, uint16_t vq_id, uint64_t pattern,\n-\t\tvoid *dst, uint32_t length, uint64_t flags)\n+\t\trte_iova_t dst, uint32_t length, uint64_t flags)\n {\n \tstruct rte_dmadev *dev = &rte_dmadevices[dev_id];\n \treturn (*dev->fill)(dev, vq_id, pattern, dst, length, flags);\ndiff --git a/lib/dmadev/rte_dmadev_core.h b/lib/dmadev/rte_dmadev_core.h\nindex a3afea251..80b56ed83 100644\n--- a/lib/dmadev/rte_dmadev_core.h\n+++ b/lib/dmadev/rte_dmadev_core.h\n@@ -17,7 +17,7 @@\n struct rte_dmadev;\n \n typedef dma_cookie_t (*dmadev_copy_t)(struct rte_dmadev *dev, uint16_t vq_id,\n-\t\t\t\t void *src, void *dst,\n+\t\t\t\t rte_iova_t src, rte_iova_t dst,\n \t\t\t\t uint32_t length, uint64_t flags);\n /**< @internal Function used to enqueue a copy operation. */\n \n@@ -27,7 +27,7 @@ typedef dma_cookie_t (*dmadev_copy_sg_t)(struct rte_dmadev *dev, uint16_t vq_id,\n /**< @internal Function used to enqueue a scatter list copy operation. */\n \n typedef dma_cookie_t (*dmadev_fill_t)(struct rte_dmadev *dev, uint16_t vq_id,\n-\t\t\t\t uint64_t pattern, void *dst,\n+\t\t\t\t uint64_t pattern, rte_iova_t dst,\n \t\t\t\t uint32_t length, uint64_t flags);\n /**< @internal Function used to enqueue a fill operation. */\n \n", "prefixes": [ "RFC", "UPDATE", "2/9" ] }