From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 8E773A0518; Fri, 24 Jul 2020 07:34:51 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 2BBC73B5; Fri, 24 Jul 2020 07:33:45 +0200 (CEST) Received: from mail-vk1-f225.google.com (mail-vk1-f225.google.com [209.85.221.225]) by dpdk.org (Postfix) with ESMTP id 6EEEF1C0B3 for ; Fri, 24 Jul 2020 07:33:27 +0200 (CEST) Received: by mail-vk1-f225.google.com with SMTP id c11so1929236vkn.11 for ; Thu, 23 Jul 2020 22:33:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=iSM2jRbYMapSgpY+D1j4OaqM9SUoXRAYvvZFppXcRyk=; b=aDNfXuW2mqMePlpoS2F0CplywuSKEWrHPMyk2XkENiVpIBmdhyQQGKh1R4NUBY14MR 32b9J9nn21L8/j4zI7zPjljizdLdALkedVTmTkEZswDqNdJvtFaLua9qAiV8aizuCzcF 5/Wocb3TBNXAkFg0QWtXLWgrvxWPCvUxF/LT8= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=iSM2jRbYMapSgpY+D1j4OaqM9SUoXRAYvvZFppXcRyk=; b=FZtSRcmdrD1q69Pw38ANFTVMN0mcOsKIcl4JgY8j8fPBGn080jxNEqGZv78O2/yd/U NHNSOrAxjk2WHcEKKVAiK5gVxhNX+b3KT499lkNvzH48h93XayD55irLXBekvTy/GKCC focNs7J1er1vpuRzJ0wLYYRCxipNUqzbJjYJH+f4iWr+7w0bOSdQmjdgeG+bsEUyD5ba Gfh/jDbrsHZY3JIQetdcsAvjnjyV0URqoRXcwuzf8mb6ZE5BJm0pRVFh9rZTXddO5ZI0 ZfjaQft/grjgF5KpoeHpyb008zWm1CGRzYVMTOc7hvZAZvSDWy8aC+BrZkMt4bUIBJlR b/Ug== X-Gm-Message-State: AOAM532yf1P0Wkl9WzIZoGOhicFePilkmRf0BQhujRyETGUvHgnlZ8hY rKHWGl1qhHliGJg4JOWlibU2LRsPuBTWvoAShfSgn8En//R6wlv89EeNYhRoKdLsY9bMF3B7I0g 61psk0p/XHhRuJrVKTp36AdeELc9+akwCWKGcm5pZ6QQ4CUIlERoqaqtOUjnxecIFlMHcI6S/7Q 2Gqg== X-Google-Smtp-Source: ABdhPJyDsJg3JO/9dQ9q8UWIft1bHbrt682C26gfsRc9LnXvkVPswC2kRM6UNNeDZNb5aRkgVgJ34zIZfSoF X-Received: by 2002:a1f:9e8f:: with SMTP id h137mr6643190vke.36.1595568806643; Thu, 23 Jul 2020 22:33:26 -0700 (PDT) Received: from localhost.localdomain ([192.19.223.252]) by smtp-relay.gmail.com with ESMTPS id h17sm592840vsk.0.2020.07.23.22.33.22 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Thu, 23 Jul 2020 22:33:26 -0700 (PDT) X-Relaying-Domain: broadcom.com From: Ajit Khaparde To: dev@dpdk.org Cc: ferruh.yigit@intel.com, Mike Baucom , Kishore Padmanabha , Farah Smith Date: Thu, 23 Jul 2020 22:32:24 -0700 Message-Id: <20200724053235.71069-12-ajit.khaparde@broadcom.com> X-Mailer: git-send-email 2.21.1 (Apple Git-122.3) In-Reply-To: <20200724053235.71069-1-ajit.khaparde@broadcom.com> References: <20200723115639.22357-1-somnath.kotur@broadcom.com> <20200724053235.71069-1-ajit.khaparde@broadcom.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [dpdk-dev] [PATCH v3 11/22] net/bnxt: modify tf shadow tcam to use tf hash X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Mike Baucom Removed the hash calculation from tf_shadow_tcam in favor of using a new common implementation. Signed-off-by: Mike Baucom Reviewed-by: Kishore Padmanabha Reviewed-by: Farah Smith Reviewed-by: Ajit Khaparde --- drivers/net/bnxt/tf_core/tf_shadow_tcam.c | 77 +---------------------- 1 file changed, 2 insertions(+), 75 deletions(-) diff --git a/drivers/net/bnxt/tf_core/tf_shadow_tcam.c b/drivers/net/bnxt/tf_core/tf_shadow_tcam.c index 51aae4ff6..beaea0340 100644 --- a/drivers/net/bnxt/tf_core/tf_shadow_tcam.c +++ b/drivers/net/bnxt/tf_core/tf_shadow_tcam.c @@ -7,6 +7,7 @@ #include "tf_util.h" #include "tfp.h" #include "tf_shadow_tcam.h" +#include "tf_hash.h" /** * The implementation includes 3 tables per tcam table type. @@ -164,74 +165,6 @@ struct tf_shadow_tcam_db { struct tf_shadow_tcam_ctxt *ctxt[TF_TCAM_TBL_TYPE_MAX]; }; -/* CRC polynomial 0xedb88320 */ -static const uint32_t tf_shadow_tcam_crc32tbl[] = { - 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, - 0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3, - 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988, - 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, - 0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de, - 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7, - 0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, - 0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5, - 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172, - 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, - 0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940, - 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59, - 0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, - 0x21b4f4b5, 0x56b3c423, 0xcfba9599, 0xb8bda50f, - 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924, - 0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, - 0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a, - 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433, - 0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, - 0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01, - 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e, - 0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, - 0x65b0d9c6, 0x12b7e950, 0x8bbeb8ea, 0xfcb9887c, - 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65, - 0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, - 0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb, - 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0, - 0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, - 0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086, - 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f, - 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, - 0x59b33d17, 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad, - 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a, - 0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683, - 0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8, - 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1, - 0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, - 0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7, - 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc, - 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, - 0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252, - 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b, - 0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, - 0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79, - 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236, - 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, - 0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04, - 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d, - 0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, - 0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713, - 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38, - 0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, - 0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e, - 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777, - 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, - 0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45, - 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2, - 0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, - 0xaed16a4a, 0xd9d65adc, 0x40df0b66, 0x37d83bf0, - 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9, - 0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, - 0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf, - 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94, - 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d -}; - /** * Returns the number of entries in the contexts shadow table. */ @@ -289,13 +222,7 @@ tf_shadow_tcam_res_cpy(struct tf_shadow_tcam_ctxt *ctxt, static uint32_t tf_shadow_tcam_crc32_calc(uint8_t *key, uint32_t len) { - uint32_t crc = ~0U; - - while (len--) - crc = tf_shadow_tcam_crc32tbl[(crc ^ key[len]) & 0xff] ^ - (crc >> 8); - - return ~crc; + return tf_hash_calc_crc32(key, len); } /** -- 2.21.1 (Apple Git-122.3)