From patchwork Thu Jan 14 14:46:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Burakov, Anatoly" X-Patchwork-Id: 86634 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id AC0FCA0A02; Thu, 14 Jan 2021 15:48:02 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id BEF71141332; Thu, 14 Jan 2021 15:46:48 +0100 (CET) Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by mails.dpdk.org (Postfix) with ESMTP id 88FE8141332 for ; Thu, 14 Jan 2021 15:46:47 +0100 (CET) IronPort-SDR: uCUTz4Ho/R6heKFjt5ofPa1dq82VGwBxfG8ynC7iIQyIWtCXBKfyZ0NL8YNcJv2YckiL/JmXxv wiCVWM+4l8+g== X-IronPort-AV: E=McAfee;i="6000,8403,9864"; a="157556242" X-IronPort-AV: E=Sophos;i="5.79,347,1602572400"; d="scan'208";a="157556242" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Jan 2021 06:46:47 -0800 IronPort-SDR: jZEeBGwo0hM0TT2lI7TPUvXqtNI+avVCYW6eM/Qwz8VY+WtJ0Xx/iL4n+h25oXFgh0dqVdpib7 7vrf7rfsoS+w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.79,347,1602572400"; d="scan'208";a="465271416" Received: from silpixa00399498.ir.intel.com (HELO silpixa00399498.ger.corp.intel.com) ([10.237.222.179]) by fmsmga001.fm.intel.com with ESMTP; 14 Jan 2021 06:46:44 -0800 From: Anatoly Burakov To: dev@dpdk.org Cc: Liang Ma , Qiming Yang , Qi Zhang , thomas@monjalon.net, konstantin.ananyev@intel.com, timothy.mcdaniel@intel.com, david.hunt@intel.com, bruce.richardson@intel.com, chris.macnamara@intel.com Date: Thu, 14 Jan 2021 14:46:12 +0000 Message-Id: <3f58120d458462fe37385563ba5c7a157328c68e.1610635488.git.anatoly.burakov@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 Subject: [dpdk-dev] [PATCH v17 10/11] net/ice: implement power management API 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 Sender: "dev" From: Liang Ma Implement support for the power management API by implementing a `get_monitor_addr` function that will return an address of an RX ring's status bit. Signed-off-by: Liang Ma Signed-off-by: Anatoly Burakov Acked-by: Konstantin Ananyev --- drivers/net/ice/ice_ethdev.c | 1 + drivers/net/ice/ice_rxtx.c | 26 ++++++++++++++++++++++++++ drivers/net/ice/ice_rxtx.h | 1 + 3 files changed, 28 insertions(+) diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c index 587f485ee3..38c6263946 100644 --- a/drivers/net/ice/ice_ethdev.c +++ b/drivers/net/ice/ice_ethdev.c @@ -216,6 +216,7 @@ static const struct eth_dev_ops ice_eth_dev_ops = { .udp_tunnel_port_add = ice_dev_udp_tunnel_port_add, .udp_tunnel_port_del = ice_dev_udp_tunnel_port_del, .tx_done_cleanup = ice_tx_done_cleanup, + .get_monitor_addr = ice_get_monitor_addr, }; /* store statistics names and its offset in stats structure */ diff --git a/drivers/net/ice/ice_rxtx.c b/drivers/net/ice/ice_rxtx.c index d052bd0f1b..066651dc48 100644 --- a/drivers/net/ice/ice_rxtx.c +++ b/drivers/net/ice/ice_rxtx.c @@ -26,6 +26,32 @@ uint64_t rte_net_ice_dynflag_proto_xtr_ipv6_flow_mask; uint64_t rte_net_ice_dynflag_proto_xtr_tcp_mask; uint64_t rte_net_ice_dynflag_proto_xtr_ip_offset_mask; +int +ice_get_monitor_addr(void *rx_queue, struct rte_power_monitor_cond *pmc) +{ + volatile union ice_rx_flex_desc *rxdp; + struct ice_rx_queue *rxq = rx_queue; + uint16_t desc; + + desc = rxq->rx_tail; + rxdp = &rxq->rx_ring[desc]; + /* watch for changes in status bit */ + pmc->addr = &rxdp->wb.status_error0; + + /* + * we expect the DD bit to be set to 1 if this descriptor was already + * written to. + */ + pmc->val = rte_cpu_to_le_16(1 << ICE_RX_FLEX_DESC_STATUS0_DD_S); + pmc->mask = rte_cpu_to_le_16(1 << ICE_RX_FLEX_DESC_STATUS0_DD_S); + + /* register is 16-bit */ + pmc->data_sz = sizeof(uint16_t); + + return 0; +} + + static inline uint8_t ice_proto_xtr_type_to_rxdid(uint8_t xtr_type) { diff --git a/drivers/net/ice/ice_rxtx.h b/drivers/net/ice/ice_rxtx.h index 6b16716063..906fbefdc4 100644 --- a/drivers/net/ice/ice_rxtx.h +++ b/drivers/net/ice/ice_rxtx.h @@ -263,6 +263,7 @@ uint16_t ice_xmit_pkts_vec_avx512(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts); int ice_fdir_programming(struct ice_pf *pf, struct ice_fltr_desc *fdir_desc); int ice_tx_done_cleanup(void *txq, uint32_t free_cnt); +int ice_get_monitor_addr(void *rx_queue, struct rte_power_monitor_cond *pmc); #define FDIR_PARSING_ENABLE_PER_QUEUE(ad, on) do { \ int i; \