From owner-svn-src-head@FreeBSD.ORG Tue Feb 24 18:32:17 2015 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id E4EA113A; Tue, 24 Feb 2015 18:32:17 +0000 (UTC) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id D102425F; Tue, 24 Feb 2015 18:32:17 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.9/8.14.9) with ESMTP id t1OIWHbU061587; Tue, 24 Feb 2015 18:32:17 GMT (envelope-from np@FreeBSD.org) Received: (from np@localhost) by svn.freebsd.org (8.14.9/8.14.9/Submit) id t1OIWHCo061586; Tue, 24 Feb 2015 18:32:17 GMT (envelope-from np@FreeBSD.org) Message-Id: <201502241832.t1OIWHCo061586@svn.freebsd.org> X-Authentication-Warning: svn.freebsd.org: np set sender to np@FreeBSD.org using -f From: Navdeep Parhar Date: Tue, 24 Feb 2015 18:32:17 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r279245 - head/sys/dev/cxgbe X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 24 Feb 2015 18:32:18 -0000 Author: np Date: Tue Feb 24 18:32:17 2015 New Revision: 279245 URL: https://svnweb.freebsd.org/changeset/base/279245 Log: cxgbe(4): do not set the netmap rxq interrupts on a hair-trigger. MFC after: 2 weeks Modified: head/sys/dev/cxgbe/t4_netmap.c Modified: head/sys/dev/cxgbe/t4_netmap.c ============================================================================== --- head/sys/dev/cxgbe/t4_netmap.c Tue Feb 24 18:22:24 2015 (r279244) +++ head/sys/dev/cxgbe/t4_netmap.c Tue Feb 24 18:32:17 2015 (r279245) @@ -310,7 +310,8 @@ alloc_nm_rxq_hwq(struct port_info *pi, s if (is_t5(sc)) nm_rxq->fl_db_val |= F_DBTYPE; - t4_write_reg(sc, MYPF_REG(A_SGE_PF_GTS), V_SEINTARM(F_QINTR_CNT_EN) | + t4_write_reg(sc, MYPF_REG(A_SGE_PF_GTS), + V_SEINTARM(V_QINTR_TIMER_IDX(1)) | V_INGRESSQID(nm_rxq->iq_cntxt_id)); return (rc); @@ -1139,6 +1140,7 @@ t4_nm_intr(void *arg) netmap_rx_irq(ifp, nm_rxq->nid, &processed); } t4_write_reg(sc, MYPF_REG(A_SGE_PF_GTS), V_CIDXINC(n) | - V_INGRESSQID((u32)nm_rxq->iq_cntxt_id) | V_SEINTARM(F_QINTR_CNT_EN)); + V_INGRESSQID((u32)nm_rxq->iq_cntxt_id) | + V_SEINTARM(V_QINTR_TIMER_IDX(1))); } #endif