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{
    "id": 74651,
    "url": "https://patches.dpdk.org/api/patches/74651/",
    "web_url": "https://patches.dpdk.org/patch/74651/",
    "project": {
        "id": 1,
        "url": "https://patches.dpdk.org/api/projects/1/",
        "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"
    },
    "msgid": "<20200723111329.21855-12-somnath.kotur@broadcom.com>",
    "date": "2020-07-23T11:13:20",
    "name": "[11/20] net/bnxt: modify tf shadow tcam to use common tf hash",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "1f832f4b40051cb566ab92f1002f1f799a8085c1",
    "submitter": {
        "id": 908,
        "url": "https://patches.dpdk.org/api/people/908/",
        "name": "Somnath Kotur",
        "email": "somnath.kotur@broadcom.com"
    },
    "delegate": {
        "id": 1766,
        "url": "https://patches.dpdk.org/api/users/1766/",
        "username": "ajitkhaparde",
        "first_name": "Ajit",
        "last_name": "Khaparde",
        "email": "ajit.khaparde@broadcom.com"
    },
    "mbox": "https://patches.dpdk.org/patch/74651/mbox/",
    "series": [
        {
            "id": 11252,
            "url": "https://patches.dpdk.org/api/series/11252/",
            "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=11252",
            "date": "2020-07-23T11:13:09",
            "name": "bnxt patches",
            "version": 1,
            "mbox": "https://patches.dpdk.org/series/11252/mbox/"
        }
    ],
    "comments": "https://patches.dpdk.org/api/patches/74651/comments/",
    "check": "success",
    "checks": "https://patches.dpdk.org/api/patches/74651/checks/",
    "tags": {},
    "headers": {
        "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>",
        "X-Mailman-Version": "2.1.15",
        "Precedence": "list",
        "X-Original-To": "patchwork@inbox.dpdk.org",
        "List-Post": "<mailto:dev@dpdk.org>",
        "References": "<20200723111329.21855-1-somnath.kotur@broadcom.com>",
        "X-BeenThere": "dev@dpdk.org",
        "List-Id": "DPDK patches and discussions <dev.dpdk.org>",
        "DKIM-Filter": "OpenDKIM Filter v2.10.3 relay.smtp.broadcom.com 327D01BD9D9",
        "Subject": "[dpdk-dev] [PATCH 11/20] net/bnxt: modify tf shadow tcam to use\n\tcommon tf hash",
        "Sender": "\"dev\" <dev-bounces@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 8A663A0521;\n\tThu, 23 Jul 2020 13:21:02 +0200 (CEST)",
            "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 8A7FF1C0C0;\n\tThu, 23 Jul 2020 13:19:24 +0200 (CEST)",
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            "from dhcp-10-123-153-55.dhcp.broadcom.net\n (dhcp-10-123-153-55.dhcp.broadcom.net [10.123.153.55])\n by relay.smtp.broadcom.com (Postfix) with ESMTP id 327D01BD9D9;\n Thu, 23 Jul 2020 04:19:07 -0700 (PDT)"
        ],
        "To": "dev@dpdk.org",
        "X-Mailer": "git-send-email 2.10.1.613.g2cc2e70",
        "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>",
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com;\n s=dkimrelay; t=1595503149;\n bh=EAmgI3MqZbRTsUkYKZw+tNYyXDOCBFFoPxTsM181I68=;\n h=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n b=RdMQW7v4mytAw3O6ihAqViprzL8EpmNr6/Yn1U4fzcvPpwavf6/kKaXqTL9oJB2iN\n UfbYGnShAJ3AqJCEnKOL2PDHsa++s7IcOC+BCQD6rjL1tTmmDk+N9vgFE0M2X9XekL\n m+v/r8GGQkp8/cPjMFVl4OxLCdTrT3oqPSYifH2A=",
        "Date": "Thu, 23 Jul 2020 16:43:20 +0530",
        "List-Archive": "<http://mails.dpdk.org/archives/dev/>",
        "From": "Somnath Kotur <somnath.kotur@broadcom.com>",
        "In-Reply-To": "<20200723111329.21855-1-somnath.kotur@broadcom.com>",
        "Cc": "ferruh.yigit@intel.com",
        "List-Help": "<mailto:dev-request@dpdk.org?subject=help>",
        "Errors-To": "dev-bounces@dpdk.org",
        "Message-Id": "<20200723111329.21855-12-somnath.kotur@broadcom.com>",
        "Return-Path": "<dev-bounces@dpdk.org>"
    },
    "content": "From: Mike Baucom <michael.baucom@broadcom.com>\n\nRemoved the hash calculation from tf_shadow_tcam in favor of using a new\ncommon implementation.\n\nSigned-off-by: Mike Baucom <michael.baucom@broadcom.com>\nReviewed-by: Kishore Padmanabha <kishore.padmanabha@broadcom.com>\nReviewed-by: Farah Smith <farah.smith@broadcom.com>\nReviewed-by: Ajit Kumar Khaparde <ajit.khaparde@broadcom.com>\n---\n drivers/net/bnxt/tf_core/tf_shadow_tcam.c | 77 +------------------------------\n 1 file changed, 2 insertions(+), 75 deletions(-)",
    "diff": "diff --git a/drivers/net/bnxt/tf_core/tf_shadow_tcam.c b/drivers/net/bnxt/tf_core/tf_shadow_tcam.c\nindex 51aae4f..beaea03 100644\n--- a/drivers/net/bnxt/tf_core/tf_shadow_tcam.c\n+++ b/drivers/net/bnxt/tf_core/tf_shadow_tcam.c\n@@ -7,6 +7,7 @@\n #include \"tf_util.h\"\n #include \"tfp.h\"\n #include \"tf_shadow_tcam.h\"\n+#include \"tf_hash.h\"\n \n /**\n  * The implementation includes 3 tables per tcam table type.\n@@ -164,74 +165,6 @@ struct tf_shadow_tcam_db {\n \tstruct tf_shadow_tcam_ctxt *ctxt[TF_TCAM_TBL_TYPE_MAX];\n };\n \n-/* CRC polynomial 0xedb88320 */\n-static const uint32_t tf_shadow_tcam_crc32tbl[] = {\n-\t0x00000000, 0x77073096, 0xee0e612c, 0x990951ba,\n-\t0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3,\n-\t0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,\n-\t0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91,\n-\t0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de,\n-\t0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,\n-\t0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec,\n-\t0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5,\n-\t0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,\n-\t0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b,\n-\t0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940,\n-\t0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,\n-\t0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116,\n-\t0x21b4f4b5, 0x56b3c423, 0xcfba9599, 0xb8bda50f,\n-\t0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,\n-\t0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d,\n-\t0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a,\n-\t0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,\n-\t0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818,\n-\t0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01,\n-\t0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,\n-\t0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457,\n-\t0x65b0d9c6, 0x12b7e950, 0x8bbeb8ea, 0xfcb9887c,\n-\t0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,\n-\t0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2,\n-\t0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb,\n-\t0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,\n-\t0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9,\n-\t0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086,\n-\t0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,\n-\t0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4,\n-\t0x59b33d17, 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad,\n-\t0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,\n-\t0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683,\n-\t0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8,\n-\t0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,\n-\t0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe,\n-\t0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7,\n-\t0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,\n-\t0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5,\n-\t0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252,\n-\t0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,\n-\t0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60,\n-\t0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79,\n-\t0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,\n-\t0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f,\n-\t0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04,\n-\t0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,\n-\t0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a,\n-\t0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713,\n-\t0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,\n-\t0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21,\n-\t0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e,\n-\t0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,\n-\t0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c,\n-\t0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45,\n-\t0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,\n-\t0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db,\n-\t0xaed16a4a, 0xd9d65adc, 0x40df0b66, 0x37d83bf0,\n-\t0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,\n-\t0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6,\n-\t0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf,\n-\t0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,\n-\t0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d\n-};\n-\n /**\n  * Returns the number of entries in the contexts shadow table.\n  */\n@@ -289,13 +222,7 @@ tf_shadow_tcam_res_cpy(struct tf_shadow_tcam_ctxt *ctxt,\n static uint32_t\n tf_shadow_tcam_crc32_calc(uint8_t *key, uint32_t len)\n {\n-\tuint32_t crc = ~0U;\n-\n-\twhile (len--)\n-\t\tcrc = tf_shadow_tcam_crc32tbl[(crc ^ key[len]) & 0xff] ^\n-\t\t\t(crc >> 8);\n-\n-\treturn ~crc;\n+\treturn tf_hash_calc_crc32(key, len);\n }\n \n /**\n",
    "prefixes": [
        "11/20"
    ]
}