From mboxrd@z Thu Jan 1 00:00:00 1970 From: xiangxia.m.yue@gmail.com Subject: [PATCH net-next v4 2/4] net/ixgbe: set the default value for EITR Date: Fri, 27 Apr 2018 20:03:38 -0700 Message-ID: <1524884620-64598-3-git-send-email-xiangxia.m.yue@gmail.com> References: <1524884620-64598-1-git-send-email-xiangxia.m.yue@gmail.com> Cc: dev@dpdk.org, Tonghao Zhang To: qi.z.zhang@intel.com, ferruh.yigit@intel.com, helin.zhang@intel.com, beilei.xing@intel.com, wei.dai@intel.com Return-path: Received: from mail-pf0-f196.google.com (mail-pf0-f196.google.com [209.85.192.196]) by dpdk.org (Postfix) with ESMTP id 28C416CC8 for ; Sat, 28 Apr 2018 05:03:57 +0200 (CEST) Received: by mail-pf0-f196.google.com with SMTP id g14so2791622pfh.3 for ; Fri, 27 Apr 2018 20:03:57 -0700 (PDT) In-Reply-To: <1524884620-64598-1-git-send-email-xiangxia.m.yue@gmail.com> 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: Tonghao Zhang The ixgbe PF and VF use the same default value for EITR defined in header file. Signed-off-by: Tonghao Zhang --- drivers/net/ixgbe/ixgbe_ethdev.c | 5 +---- drivers/net/ixgbe/ixgbe_rxtx.c | 3 ++- 2 files changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c index bdede8b..fcc10f6 100644 --- a/drivers/net/ixgbe/ixgbe_ethdev.c +++ b/drivers/net/ixgbe/ixgbe_ethdev.c @@ -59,9 +59,6 @@ */ #define IXGBE_FC_LO 0x40 -/* Default minimum inter-interrupt interval for EITR configuration */ -#define IXGBE_MIN_INTER_INTERRUPT_INTERVAL_DEFAULT 0x79E - /* Timer value included in XOFF frames. */ #define IXGBE_FC_PAUSE 0x680 @@ -5879,7 +5876,7 @@ static void ixgbevf_set_vfta_all(struct rte_eth_dev *dev, bool on) break; } IXGBE_WRITE_REG(hw, IXGBE_EITR(IXGBE_MISC_VEC_ID), - IXGBE_MIN_INTER_INTERRUPT_INTERVAL_DEFAULT & 0xFFF); + IXGBE_EITR_INTERVAL_US(IXGBE_QUEUE_ITR_INTERVAL_DEFAULT)); /* set up to autoclear timer, and the vectors */ mask = IXGBE_EIMS_ENABLE_MASK; diff --git a/drivers/net/ixgbe/ixgbe_rxtx.c b/drivers/net/ixgbe/ixgbe_rxtx.c index 2892436..ce19358 100644 --- a/drivers/net/ixgbe/ixgbe_rxtx.c +++ b/drivers/net/ixgbe/ixgbe_rxtx.c @@ -4842,7 +4842,8 @@ void __attribute__((cold)) * at most 500us latency for a single RSC aggregation. */ eitr &= ~IXGBE_EITR_ITR_INT_MASK; - eitr |= IXGBE_EITR_INTERVAL_US(500) | IXGBE_EITR_CNT_WDIS; + eitr |= IXGBE_EITR_INTERVAL_US(IXGBE_QUEUE_ITR_INTERVAL_DEFAULT); + eitr |= IXGBE_EITR_CNT_WDIS; IXGBE_WRITE_REG(hw, IXGBE_SRRCTL(rxq->reg_idx), srrctl); IXGBE_WRITE_REG(hw, IXGBE_RSCCTL(rxq->reg_idx), rscctl); -- 1.8.3.1