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GET /api/patches/77398/?format=api
{ "id": 77398, "url": "http://patches.dpdk.org/api/patches/77398/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20200911131954.15999-12-qi.z.zhang@intel.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": "<20200911131954.15999-12-qi.z.zhang@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20200911131954.15999-12-qi.z.zhang@intel.com", "date": "2020-09-11T13:19:25", "name": "[v2,11/40] net/ice/base: introduce and use bitmap hamming weight API", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "445847749e5592c5366d30cbd42521d0f56b69db", "submitter": { "id": 504, "url": "http://patches.dpdk.org/api/people/504/?format=api", "name": "Qi Zhang", "email": "qi.z.zhang@intel.com" }, "delegate": null, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20200911131954.15999-12-qi.z.zhang@intel.com/mbox/", "series": [ { "id": 12148, "url": "http://patches.dpdk.org/api/series/12148/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=12148", "date": "2020-09-11T13:19:15", "name": "ice base code update", "version": 2, "mbox": "http://patches.dpdk.org/series/12148/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/77398/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/77398/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 dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 1708AA04B7;\n\tFri, 11 Sep 2020 15:18:10 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 13E8B1C19C;\n\tFri, 11 Sep 2020 15:16:23 +0200 (CEST)", "from mga18.intel.com (mga18.intel.com [134.134.136.126])\n by dpdk.org (Postfix) with ESMTP id E396A1C114\n for <dev@dpdk.org>; Fri, 11 Sep 2020 15:16:16 +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 11 Sep 2020 06:16:16 -0700", "from dpdk51.sh.intel.com ([10.67.111.82])\n by FMSMGA003.fm.intel.com with ESMTP; 11 Sep 2020 06:16:15 -0700" ], "IronPort-SDR": [ "\n uwBK/YH8zb56QFlsl02yeExQadWi80E4gtpIjkwfoOSGjc9iGEbeDWsXqbPjO6ao5F6wKDUXfr\n 8vp888gaG/zA==", "\n AA4B6Xg+1ZsiVJIGv3oLAn+EpgjhEDOAZM0+HzKQ1GR/xo8GZ4kgsg0EKxSqUeNqrpCwNzjOFZ\n wNxUpI8IWXaQ==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6000,8403,9740\"; a=\"146482185\"", "E=Sophos;i=\"5.76,415,1592895600\"; d=\"scan'208\";a=\"146482185\"", "E=Sophos;i=\"5.76,415,1592895600\"; d=\"scan'208\";a=\"342296535\"" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "From": "Qi Zhang <qi.z.zhang@intel.com>", "To": "ferruh.yigit@intel.com", "Cc": "dev@dpdk.org, Qi Zhang <qi.z.zhang@intel.com>,\n Bruce Allan <bruce.w.allan@intel.com>", "Date": "Fri, 11 Sep 2020 21:19:25 +0800", "Message-Id": "<20200911131954.15999-12-qi.z.zhang@intel.com>", "X-Mailer": "git-send-email 2.13.6", "In-Reply-To": "<20200911131954.15999-1-qi.z.zhang@intel.com>", "References": "<20200907112826.48493-1-qi.z.zhang@intel.com>\n <20200911131954.15999-1-qi.z.zhang@intel.com>", "Subject": "[dpdk-dev] [PATCH v2 11/40] net/ice/base: introduce and use bitmap\n\thamming weight API", "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 <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": "Introduce ice_bitmap_hweight() and use it instead of open-coding that\nfunctionality.\n\nSigned-off-by: Bruce Allan <bruce.w.allan@intel.com>\nSigned-off-by: Qi Zhang <qi.z.zhang@intel.com>\nAcked-by: Qiming Yang <qiming.yang@intel.com>\n---\n drivers/net/ice/base/ice_bitops.h | 23 +++++++++++++++++++++++\n drivers/net/ice/base/ice_switch.c | 11 +----------\n 2 files changed, 24 insertions(+), 10 deletions(-)", "diff": "diff --git a/drivers/net/ice/base/ice_bitops.h b/drivers/net/ice/base/ice_bitops.h\nindex 8352b5dd7..a56d55455 100644\n--- a/drivers/net/ice/base/ice_bitops.h\n+++ b/drivers/net/ice/base/ice_bitops.h\n@@ -395,6 +395,29 @@ ice_bitmap_set(ice_bitmap_t *dst, u16 pos, u16 num_bits)\n }\n \n /**\n+ * ice_bitmap_hweight - hamming weight of bitmap\n+ * @bm: bitmap pointer\n+ * @size: size of bitmap (in bits)\n+ *\n+ * This function determines the number of set bits in a bitmap.\n+ * Note that this function assumes it is operating on a bitmap declared using\n+ * ice_declare_bitmap.\n+ */\n+static inline int\n+ice_bitmap_hweight(ice_bitmap_t *bm, u16 size)\n+{\n+\tint count = 0;\n+\tu16 bit = 0;\n+\n+\twhile (size > (bit = ice_find_next_bit(bm, size, bit))) {\n+\t\tcount++;\n+\t\tbit++;\n+\t}\n+\n+\treturn count;\n+}\n+\n+/**\n * ice_cmp_bitmaps - compares two bitmaps.\n * @bmp1: the bitmap to compare\n * @bmp2: the bitmap to compare with bmp1\ndiff --git a/drivers/net/ice/base/ice_switch.c b/drivers/net/ice/base/ice_switch.c\nindex 41ebfedc6..ecb411714 100644\n--- a/drivers/net/ice/base/ice_switch.c\n+++ b/drivers/net/ice/base/ice_switch.c\n@@ -5932,7 +5932,6 @@ ice_find_free_recp_res_idx(struct ice_hw *hw, const ice_bitmap_t *profiles,\n \tice_declare_bitmap(possible_idx, ICE_MAX_FV_WORDS);\n \tice_declare_bitmap(recipes, ICE_MAX_NUM_RECIPES);\n \tice_declare_bitmap(used_idx, ICE_MAX_FV_WORDS);\n-\tu16 count = 0;\n \tu16 bit;\n \n \tice_zero_bitmap(possible_idx, ICE_MAX_FV_WORDS);\n@@ -5971,15 +5970,7 @@ ice_find_free_recp_res_idx(struct ice_hw *hw, const ice_bitmap_t *profiles,\n \tice_xor_bitmap(free_idx, used_idx, possible_idx, ICE_MAX_FV_WORDS);\n \n \t/* return number of free indexes */\n-\tcount = 0;\n-\tbit = 0;\n-\twhile (ICE_MAX_FV_WORDS >\n-\t (bit = ice_find_next_bit(free_idx, ICE_MAX_FV_WORDS, bit))) {\n-\t\tcount++;\n-\t\tbit++;\n-\t}\n-\n-\treturn count;\n+\treturn (u16)ice_bitmap_hweight(free_idx, ICE_MAX_FV_WORDS);\n }\n \n /**\n", "prefixes": [ "v2", "11/40" ] }