From patchwork Wed Jul 15 13:50:36 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Somnath Kotur X-Patchwork-Id: 74107 X-Patchwork-Delegate: ajit.khaparde@broadcom.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 6FC75A0527; Wed, 15 Jul 2020 15:56:58 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 8223C1BF67; Wed, 15 Jul 2020 15:56:04 +0200 (CEST) Received: from relay.smtp.broadcom.com (unknown [192.19.211.62]) by dpdk.org (Postfix) with ESMTP id ED1011BE9C for ; Wed, 15 Jul 2020 15:55:52 +0200 (CEST) Received: from dhcp-10-123-153-55.dhcp.broadcom.net (dhcp-10-123-153-55.dhcp.broadcom.net [10.123.153.55]) by relay.smtp.broadcom.com (Postfix) with ESMTP id 84832299E2F; Wed, 15 Jul 2020 06:55:52 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.10.3 relay.smtp.broadcom.com 84832299E2F DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com; s=dkimrelay; t=1594821352; bh=9akbn+tHx0680mECp41iDU9rLag1k8nKDjiwxDqsJTM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qE7y9SgrBL8LwMAI03isPyXW2itMGpNnzsqsqGsdEJHj9B9P5UpNKIPQNphfowi8j Q3Xa0QpOsnT2xSoUutdEMidfnMal0946Ke0vt9ZvxytlCVYHRVd0kQpjUaMSb91Zuy BD+CqvATtnXTZNaZz2mSPTIaaQRvKDftHyJTSePM= From: Somnath Kotur To: dev@dpdk.org Cc: ferruh.yigit@intel.com Date: Wed, 15 Jul 2020 19:20:36 +0530 Message-Id: <20200715135038.16662-9-somnath.kotur@broadcom.com> X-Mailer: git-send-email 2.10.1.613.g2cc2e70 In-Reply-To: <20200715135038.16662-1-somnath.kotur@broadcom.com> References: <20200713061600.19456-1-somnath.kotur@broadcom.com> <20200715135038.16662-1-somnath.kotur@broadcom.com> Subject: [dpdk-dev] [PATCH 08/10] net/bnxt: consider VLAN fields for template match criteria 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: Kishore Padmanabha The vlan mask fields were not setting the field bitmap causing the template match process to ignore vlan fields. This change fixes this bug. Signed-off-by: Kishore Padmanabha Reviewed-by: Michael Baucom Signed-off-by: Somnath Kotur --- drivers/net/bnxt/tf_ulp/ulp_rte_parser.c | 34 +++++++++++++++++++++++--------- 1 file changed, 25 insertions(+), 9 deletions(-) diff --git a/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c b/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c index 63f4c17..68e59c4 100644 --- a/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c +++ b/drivers/net/bnxt/tf_ulp/ulp_rte_parser.c @@ -12,6 +12,11 @@ #include "tfp.h" #include "ulp_port_db.h" +/* Local defines for the parsing functions */ +#define ULP_VLAN_PRIORITY_SHIFT 13 /* First 3 bits */ +#define ULP_VLAN_PRIORITY_MASK 0x700 +#define ULP_VLAN_TAG_MASK 0xFFF /* Last 12 bits*/ + /* Utility function to skip the void items. */ static inline int32_t ulp_rte_item_skip_void(const struct rte_flow_item **item, uint32_t increment) @@ -545,8 +550,8 @@ ulp_rte_vlan_hdr_handler(const struct rte_flow_item *item, */ if (vlan_spec) { vlan_tag = ntohs(vlan_spec->tci); - priority = htons(vlan_tag >> 13); - vlan_tag &= 0xfff; + priority = htons(vlan_tag >> ULP_VLAN_PRIORITY_SHIFT); + vlan_tag &= ULP_VLAN_TAG_MASK; vlan_tag = htons(vlan_tag); field = ulp_rte_parser_fld_copy(¶ms->hdr_field[idx], @@ -562,16 +567,27 @@ ulp_rte_vlan_hdr_handler(const struct rte_flow_item *item, if (vlan_mask) { vlan_tag = ntohs(vlan_mask->tci); - priority = htons(vlan_tag >> 13); + priority = htons(vlan_tag >> ULP_VLAN_PRIORITY_SHIFT); vlan_tag &= 0xfff; + + /* + * the storage for priority and vlan tag is 2 bytes + * The mask of priority which is 3 bits if it is all 1's + * then make the rest bits 13 bits as 1's + * so that it is matched as exact match. + */ + if (priority == ULP_VLAN_PRIORITY_MASK) + priority |= ~ULP_VLAN_PRIORITY_MASK; + if (vlan_tag == ULP_VLAN_TAG_MASK) + vlan_tag |= ~ULP_VLAN_TAG_MASK; vlan_tag = htons(vlan_tag); - field = ¶ms->hdr_field[idx]; - memcpy(field->mask, &priority, field->size); - field++; - memcpy(field->mask, &vlan_tag, field->size); - field++; - memcpy(field->mask, &vlan_mask->inner_type, field->size); + ulp_rte_prsr_mask_copy(params, &idx, &priority, + sizeof(priority)); + ulp_rte_prsr_mask_copy(params, &idx, &vlan_tag, + sizeof(vlan_tag)); + ulp_rte_prsr_mask_copy(params, &idx, &vlan_mask->inner_type, + sizeof(vlan_mask->inner_type)); } /* Set the vlan index to new incremented value */ params->vlan_idx += BNXT_ULP_PROTO_HDR_S_VLAN_NUM;