From owner-svn-src-all@freebsd.org Tue Sep 3 14:06:02 2019 Return-Path: Delivered-To: svn-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 2A54DDBF69; Tue, 3 Sep 2019 14:05:51 +0000 (UTC) (envelope-from yuripv@freebsd.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2610:1c1:1:6074::16:84]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "freefall.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 46N7yk58gCz4Nty; Tue, 3 Sep 2019 14:05:50 +0000 (UTC) (envelope-from yuripv@freebsd.org) Received: by freefall.freebsd.org (Postfix, from userid 1452) id F271A19C8E; Tue, 3 Sep 2019 14:05:48 +0000 (UTC) X-Original-To: yuripv@localmail.freebsd.org Delivered-To: yuripv@localmail.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [96.47.72.80]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (Client CN "mx1.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by freefall.freebsd.org (Postfix) with ESMTPS id 1F3C91B01B; Thu, 28 Mar 2019 21:22:33 +0000 (UTC) (envelope-from owner-src-committers@freebsd.org) Received: from freefall.freebsd.org (freefall.freebsd.org [96.47.72.132]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "freefall.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 685888CE4A; Thu, 28 Mar 2019 21:22:32 +0000 (UTC) (envelope-from owner-src-committers@freebsd.org) Received: by freefall.freebsd.org (Postfix, from userid 538) id 30F9D1AFAF; Thu, 28 Mar 2019 21:22:32 +0000 (UTC) Delivered-To: src-committers@localmail.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [96.47.72.80]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (Client CN "mx1.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by freefall.freebsd.org (Postfix) with ESMTPS id 4F5571AF9B for ; Thu, 28 Mar 2019 21:22:29 +0000 (UTC) (envelope-from np@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 21F7E8CE2C; Thu, 28 Mar 2019 21:22:29 +0000 (UTC) (envelope-from np@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id EBF8324FA0; Thu, 28 Mar 2019 21:22:28 +0000 (UTC) (envelope-from np@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x2SLMS6O006041; Thu, 28 Mar 2019 21:22:28 GMT (envelope-from np@FreeBSD.org) Received: (from np@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x2SLMSfS006038; Thu, 28 Mar 2019 21:22:28 GMT (envelope-from np@FreeBSD.org) Message-Id: <201903282122.x2SLMSfS006038@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: np set sender to np@FreeBSD.org using -f From: Navdeep Parhar To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r345660 - head/sys/dev/cxgbe X-SVN-Group: head X-SVN-Commit-Author: np X-SVN-Commit-Paths: head/sys/dev/cxgbe X-SVN-Commit-Revision: 345660 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk X-Loop: FreeBSD.org Sender: owner-src-committers@freebsd.org X-Rspamd-Queue-Id: 685888CE4A X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.96 / 15.00]; local_wl_from(0.00)[freebsd.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.995,0]; NEURAL_HAM_SHORT(-0.97)[-0.966,0]; ASN(0.00)[asn:11403, ipnet:96.47.64.0/20, country:US]; NEURAL_HAM_LONG(-1.00)[-1.000,0] Status: O X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Date: Tue, 03 Sep 2019 14:06:02 -0000 X-Original-Date: Thu, 28 Mar 2019 21:22:28 +0000 (UTC) X-List-Received-Date: Tue, 03 Sep 2019 14:06:02 -0000 Author: np Date: Thu Mar 28 21:22:28 2019 New Revision: 345660 URL: https://svnweb.freebsd.org/changeset/base/345660 Log: cxgbe(4): Count and clear interrupts generated at the software's request. An interrupt can be requested by setting the F_SWINT bit in PL_PF_CTL. MFC after: 1 week Sponsored by: Chelsio Communications Modified: head/sys/dev/cxgbe/adapter.h head/sys/dev/cxgbe/t4_main.c head/sys/dev/cxgbe/t4_sge.c Modified: head/sys/dev/cxgbe/adapter.h ============================================================================== --- head/sys/dev/cxgbe/adapter.h Thu Mar 28 21:00:54 2019 (r345659) +++ head/sys/dev/cxgbe/adapter.h Thu Mar 28 21:22:28 2019 (r345660) @@ -895,6 +895,8 @@ struct adapter { const char *last_op; const void *last_op_thr; int last_op_flags; + + int swintr; }; #define ADAPTER_LOCK(sc) mtx_lock(&(sc)->sc_lock) Modified: head/sys/dev/cxgbe/t4_main.c ============================================================================== --- head/sys/dev/cxgbe/t4_main.c Thu Mar 28 21:00:54 2019 (r345659) +++ head/sys/dev/cxgbe/t4_main.c Thu Mar 28 21:22:28 2019 (r345660) @@ -6031,6 +6031,9 @@ t4_sysctls(struct adapter *sc) CTLTYPE_STRING | CTLFLAG_RD, sc, INTR_CPUS, sysctl_cpus, "A", "preferred CPUs for interrupts"); + SYSCTL_ADD_INT(ctx, children, OID_AUTO, "swintr", CTLFLAG_RW, + &sc->swintr, 0, "software triggered interrupts"); + /* * dev.t4nex.X.misc. Marked CTLFLAG_SKIP to avoid information overload. */ Modified: head/sys/dev/cxgbe/t4_sge.c ============================================================================== --- head/sys/dev/cxgbe/t4_sge.c Thu Mar 28 21:00:54 2019 (r345659) +++ head/sys/dev/cxgbe/t4_sge.c Thu Mar 28 21:22:28 2019 (r345660) @@ -1394,10 +1394,17 @@ void t4_intr_err(void *arg) { struct adapter *sc = arg; + uint32_t v; const bool verbose = (sc->debug_flags & DF_VERBOSE_SLOWINTR) != 0; if (sc->flags & ADAP_ERR) return; + + v = t4_read_reg(sc, MYPF_REG(A_PL_PF_INT_CAUSE)); + if (v & F_PFSW) { + sc->swintr++; + t4_write_reg(sc, MYPF_REG(A_PL_PF_INT_CAUSE), v); + } t4_slow_intr_handler(sc, verbose); }