From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 940A2A00C3; Tue, 19 Apr 2022 09:47:30 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 8E406410EE; Tue, 19 Apr 2022 09:47:28 +0200 (CEST) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by mails.dpdk.org (Postfix) with ESMTP id DB2CD410EE for ; Tue, 19 Apr 2022 09:47:26 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1650354447; x=1681890447; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=J4Wo64ItQBH4N6CEJHCXCjbSj6gRI5z9jkTbPzFPbys=; b=Vauv4+jJY5UrtFDHGD/8eNpmQhNNqXB/oqPMmDZw19KHZYTxiePSFMwY vLjl2hky2ZjfABQK1cQjeBQNodvyjfa2ub63KmRxz38BWkbltR/1dJSpH I8jgdSnmcMqIkJ6VngmMYMV34RPW1QTlUZmIlVSKJYbXAUJ292qQ/F/A2 cHIGGS8gxMbY2LlVHZ+ykEpM/5Xa06MHaOqNCil8HcyK9oMAcLL5NdB92 9Nj3YPmsbheqKyLJfmQfDqE+PLFdcEfGrtY2KTIhIs9tmeJ6FAs+Bc9Px wS8G+ZERfjEchzUAZOXq3IfwvU3wb/bYPN2P0dCBSm7X1pgh/0z2jRZBJ g==; X-IronPort-AV: E=McAfee;i="6400,9594,10321"; a="244288498" X-IronPort-AV: E=Sophos;i="5.90,272,1643702400"; d="scan'208";a="244288498" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Apr 2022 00:47:26 -0700 X-IronPort-AV: E=Sophos;i="5.90,272,1643702400"; d="scan'208";a="575971564" Received: from intel-cd-odc-kevin.cd.intel.com ([10.240.178.195]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Apr 2022 00:47:23 -0700 From: Kevin Liu To: dev@dpdk.org Cc: qiming.yang@intel.com, qi.z.zhang@intel.com, stevex.yang@intel.com, Kevin Liu Subject: [PATCH v4 01/23] net/ice: enable RSS RETA ops for DCF hardware Date: Tue, 19 Apr 2022 15:45:52 +0000 Message-Id: <20220419154614.476154-2-kevinx.liu@intel.com> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20220419154614.476154-1-kevinx.liu@intel.com> References: <20220413171030.2231163-1-kevinx.liu@intel.com> <20220419154614.476154-1-kevinx.liu@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org From: Steve Yang RSS RETA should be updated and queried by application, Add related ops ('.reta_update', '.reta_query') for DCF. Signed-off-by: Steve Yang Signed-off-by: Kevin Liu --- drivers/net/ice/ice_dcf.c | 2 +- drivers/net/ice/ice_dcf.h | 1 + drivers/net/ice/ice_dcf_ethdev.c | 77 ++++++++++++++++++++++++++++++++ 3 files changed, 79 insertions(+), 1 deletion(-) diff --git a/drivers/net/ice/ice_dcf.c b/drivers/net/ice/ice_dcf.c index 7f0c074b01..070d1b71ac 100644 --- a/drivers/net/ice/ice_dcf.c +++ b/drivers/net/ice/ice_dcf.c @@ -790,7 +790,7 @@ ice_dcf_configure_rss_key(struct ice_dcf_hw *hw) return err; } -static int +int ice_dcf_configure_rss_lut(struct ice_dcf_hw *hw) { struct virtchnl_rss_lut *rss_lut; diff --git a/drivers/net/ice/ice_dcf.h b/drivers/net/ice/ice_dcf.h index 6ec766ebda..b2c6aa2684 100644 --- a/drivers/net/ice/ice_dcf.h +++ b/drivers/net/ice/ice_dcf.h @@ -122,6 +122,7 @@ int ice_dcf_send_aq_cmd(void *dcf_hw, struct ice_aq_desc *desc, int ice_dcf_handle_vsi_update_event(struct ice_dcf_hw *hw); int ice_dcf_init_hw(struct rte_eth_dev *eth_dev, struct ice_dcf_hw *hw); void ice_dcf_uninit_hw(struct rte_eth_dev *eth_dev, struct ice_dcf_hw *hw); +int ice_dcf_configure_rss_lut(struct ice_dcf_hw *hw); int ice_dcf_init_rss(struct ice_dcf_hw *hw); int ice_dcf_configure_queues(struct ice_dcf_hw *hw); int ice_dcf_config_irq_map(struct ice_dcf_hw *hw); diff --git a/drivers/net/ice/ice_dcf_ethdev.c b/drivers/net/ice/ice_dcf_ethdev.c index 59610e058f..1ac66ed990 100644 --- a/drivers/net/ice/ice_dcf_ethdev.c +++ b/drivers/net/ice/ice_dcf_ethdev.c @@ -761,6 +761,81 @@ ice_dcf_dev_flow_ops_get(struct rte_eth_dev *dev, return 0; } +static int +ice_dcf_dev_rss_reta_update(struct rte_eth_dev *dev, + struct rte_eth_rss_reta_entry64 *reta_conf, + uint16_t reta_size) +{ + struct ice_dcf_adapter *adapter = dev->data->dev_private; + struct ice_dcf_hw *hw = &adapter->real_hw; + uint8_t *lut; + uint16_t i, idx, shift; + int ret; + + if (!(hw->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF)) + return -ENOTSUP; + + if (reta_size != hw->vf_res->rss_lut_size) { + PMD_DRV_LOG(ERR, "The size of hash lookup table configured " + "(%d) doesn't match the number of hardware can " + "support (%d)", reta_size, hw->vf_res->rss_lut_size); + return -EINVAL; + } + + lut = rte_zmalloc("rss_lut", reta_size, 0); + if (!lut) { + PMD_DRV_LOG(ERR, "No memory can be allocated"); + return -ENOMEM; + } + /* store the old lut table temporarily */ + rte_memcpy(lut, hw->rss_lut, reta_size); + + for (i = 0; i < reta_size; i++) { + idx = i / RTE_ETH_RETA_GROUP_SIZE; + shift = i % RTE_ETH_RETA_GROUP_SIZE; + if (reta_conf[idx].mask & (1ULL << shift)) + lut[i] = reta_conf[idx].reta[shift]; + } + + rte_memcpy(hw->rss_lut, lut, reta_size); + /* send virtchnnl ops to configure rss*/ + ret = ice_dcf_configure_rss_lut(hw); + if (ret) /* revert back */ + rte_memcpy(hw->rss_lut, lut, reta_size); + rte_free(lut); + + return ret; +} + +static int +ice_dcf_dev_rss_reta_query(struct rte_eth_dev *dev, + struct rte_eth_rss_reta_entry64 *reta_conf, + uint16_t reta_size) +{ + struct ice_dcf_adapter *adapter = dev->data->dev_private; + struct ice_dcf_hw *hw = &adapter->real_hw; + uint16_t i, idx, shift; + + if (!(hw->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF)) + return -ENOTSUP; + + if (reta_size != hw->vf_res->rss_lut_size) { + PMD_DRV_LOG(ERR, "The size of hash lookup table configured " + "(%d) doesn't match the number of hardware can " + "support (%d)", reta_size, hw->vf_res->rss_lut_size); + return -EINVAL; + } + + for (i = 0; i < reta_size; i++) { + idx = i / RTE_ETH_RETA_GROUP_SIZE; + shift = i % RTE_ETH_RETA_GROUP_SIZE; + if (reta_conf[idx].mask & (1ULL << shift)) + reta_conf[idx].reta[shift] = hw->rss_lut[i]; + } + + return 0; +} + #define ICE_DCF_32_BIT_WIDTH (CHAR_BIT * 4) #define ICE_DCF_48_BIT_WIDTH (CHAR_BIT * 6) #define ICE_DCF_48_BIT_MASK RTE_LEN2MASK(ICE_DCF_48_BIT_WIDTH, uint64_t) @@ -1107,6 +1182,8 @@ static const struct eth_dev_ops ice_dcf_eth_dev_ops = { .udp_tunnel_port_add = ice_dcf_dev_udp_tunnel_port_add, .udp_tunnel_port_del = ice_dcf_dev_udp_tunnel_port_del, .tm_ops_get = ice_dcf_tm_ops_get, + .reta_update = ice_dcf_dev_rss_reta_update, + .reta_query = ice_dcf_dev_rss_reta_query, }; static int -- 2.33.1