From owner-dev-commits-src-all@freebsd.org Fri Sep 24 01:41:42 2021 Return-Path: Delivered-To: dev-commits-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 A6F866B2047; Fri, 24 Sep 2021 01:41:42 +0000 (UTC) (envelope-from git@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) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4HFvs21RRYz3Kg0; Fri, 24 Sep 2021 01:41:42 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id B328D5761; Fri, 24 Sep 2021 01:41:41 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 18O1ffbH039511; Fri, 24 Sep 2021 01:41:41 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 18O1ff7h039510; Fri, 24 Sep 2021 01:41:41 GMT (envelope-from git) Date: Fri, 24 Sep 2021 01:41:41 GMT Message-Id: <202109240141.18O1ff7h039510@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Kevin Bowling Subject: git: c2e24a65659e - stable/12 - e1000: increase timeout for ME ULP exit MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: kbowling X-Git-Repository: src X-Git-Refname: refs/heads/stable/12 X-Git-Reftype: branch X-Git-Commit: c2e24a65659ea09cafb093465f61f3708e237dbb Auto-Submitted: auto-generated X-BeenThere: dev-commits-src-all@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Commit messages for all branches of the src repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 24 Sep 2021 01:41:42 -0000 The branch stable/12 has been updated by kbowling (ports committer): URL: https://cgit.FreeBSD.org/src/commit/?id=c2e24a65659ea09cafb093465f61f3708e237dbb commit c2e24a65659ea09cafb093465f61f3708e237dbb Author: Guinan Sun AuthorDate: 2020-07-06 08:12:09 +0000 Commit: Kevin Bowling CommitDate: 2021-09-24 01:39:38 +0000 e1000: increase timeout for ME ULP exit Due timing issues in WHL and since recovery by host is not always supported, increased timeout for Manageability Engine(ME) to finish Ultra Low Power(ULP) exit flow for Nahum before timer expiration. Signed-off-by: Nir Efrati Signed-off-by: Guinan Sun Reviewed-by: Wei Zhao Approved by: imp Obtained from: DPDK (cf1f3ca45d33e793ca581200b4000c39a798113e) MFC after: 1 week (cherry picked from commit e8e3171d992f3255cc8e5a0f59912d07679cc94c) --- sys/dev/e1000/e1000_ich8lan.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/sys/dev/e1000/e1000_ich8lan.c b/sys/dev/e1000/e1000_ich8lan.c index 4074eb68198c..0311fdb3fef6 100644 --- a/sys/dev/e1000/e1000_ich8lan.c +++ b/sys/dev/e1000/e1000_ich8lan.c @@ -1413,6 +1413,7 @@ out: s32 e1000_disable_ulp_lpt_lp(struct e1000_hw *hw, bool force) { s32 ret_val = E1000_SUCCESS; + u8 ulp_exit_timeout = 30; u32 mac_reg; u16 phy_reg; int i = 0; @@ -1434,10 +1435,12 @@ s32 e1000_disable_ulp_lpt_lp(struct e1000_hw *hw, bool force) E1000_WRITE_REG(hw, E1000_H2ME, mac_reg); } - /* Poll up to 300msec for ME to clear ULP_CFG_DONE. */ + if (hw->mac.type == e1000_pch_cnp) + ulp_exit_timeout = 100; + while (E1000_READ_REG(hw, E1000_FWSM) & E1000_FWSM_ULP_CFG_DONE) { - if (i++ == 30) { + if (i++ == ulp_exit_timeout) { ret_val = -E1000_ERR_PHY; goto out; }