From nobody Fri Feb 13 06:34:50 2026 X-Original-To: dev-commits-src-main@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4fC2TQ1Vfzz6SYcv for ; Fri, 13 Feb 2026 06:34:50 +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 "R13" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4fC2TQ0nVmz3X7w for ; Fri, 13 Feb 2026 06:34:50 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1770964490; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=tXu9ELIWNMoq3LxWg75bitiIV3nYlJXsYPf2Mm7N+5Q=; b=FHe7XOQ8Ql4bDaGxhe0rnPHTmG3h6Mz5enSuEnYLCTfC5opwKzMTG92TWb9Ov9CEPiZnkH FVuPR0jRzoZjLyoSQ+Aez6bhS9rRaJpQx07zaP6wRqaJ0CkUK6hJ4SNL6UtWLIzQfyye4C iOYN71Kl2tdC3D/Y1938dtbhAFElpTKLiBgoY1VKSyZIdbgKHSb9+5OcqW3gofj4WV0tag cyHGp30V0GA+wc8oS0QB4ivWSJvb+mk+x2Wq5X8i6MQKvHVKhO339o4Xw6mA4QSJ8urldY ZE49pT+8virZyvQ9iZBcuJ+J1ACPTLh5+1q0bCE85UlCTm7JF47qT0OG3vWL8A== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1770964490; a=rsa-sha256; cv=none; b=WuI/hvCKRqATLzA7D645sW3HEJLa9GyxfMcehw7LVwVDS2O+QvCv7QhrI0bkY4p/gwUEE+ 6G7OBr/KBZlATaFqzf5cyuesr/FHZXZwdc2ydMIUDJVQSC4iKge30ciHHbOjNayFCVx1vB y7KFTIzV5GvIerdZc4HJVTC/gAxpj4euGNV//xtYya0U/jlYOumT05s71EKfCPCtPAm2Wb YBNY01QzEC0YdxAvWZPfMccgjIW5zLArFpKLPXsaoDdfsp6PKf9U774BT/R3aIdYnQ3R6e 14DI5R++nC02HyhyjPd4SLkLl3iwYBXJ3Kae3RAzFfKisZHlplyvN51nBJYyqw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1770964490; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=tXu9ELIWNMoq3LxWg75bitiIV3nYlJXsYPf2Mm7N+5Q=; b=tCEdCVHSOz7cKYBe2hdRMUA4u0nYoIg51FvRmPpv2r0Sz9la9SE+rLrSBkVKCS9L7fZMvQ fh2cebaCQq4bXQENCzmaKPqPWx8tcV5aiuYeanp9HnYPEIM1iYrPGP6WjC+H9LQVFJgYTe DWqlDcojJGS6YbZ0JT2yr0nmIq2wEgXj1oxZdlzHdvxRBkYVI6HYPVTjw+JeP8oyqVq3rl vu0oojnyKQp9+Jav0IHJmQwwMUg9ZSTOaL399rmWVVu0u8qDzzPYNye68B1e4T82ovjbQ7 oGyOKQxhxass2St2CZMMsepFDn59AZg8uMko710C6bw5sct/Tl7bCbruNcx+JA== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4fC2TQ0LHqz18rj for ; Fri, 13 Feb 2026 06:34:50 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 34ad9 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Fri, 13 Feb 2026 06:34:50 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Kevin Bowling Subject: git: 2bdec2ee73be - main - e1000: Increase FC pause/refresh time on PCH2 and newer List-Id: Commit messages for the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-main@freebsd.org Sender: owner-dev-commits-src-main@FreeBSD.org 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/main X-Git-Reftype: branch X-Git-Commit: 2bdec2ee73be7dbafce9982b0dc5c273918a5443 Auto-Submitted: auto-generated Date: Fri, 13 Feb 2026 06:34:50 +0000 Message-Id: <698ec60a.34ad9.4dc45859@gitrepo.freebsd.org> The branch main has been updated by kbowling: URL: https://cgit.FreeBSD.org/src/commit/?id=2bdec2ee73be7dbafce9982b0dc5c273918a5443 commit 2bdec2ee73be7dbafce9982b0dc5c273918a5443 Author: Kevin Bowling AuthorDate: 2026-02-13 06:30:22 +0000 Commit: Kevin Bowling CommitDate: 2026-02-13 06:33:43 +0000 e1000: Increase FC pause/refresh time on PCH2 and newer This corresponds to Linux f74dc880098b4a29f76d756b888fb31d81ad9a0c That commit does not provide any public background detail, but it's been in use for over 5 years and corresponds to previous chip bugs w.r.t. automatic generation of PAUSE frames. Reviewed by: kgalazka MFC after: 2 weeks Differential Revision: https://reviews.freebsd.org/D54555 --- sys/dev/e1000/if_em.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sys/dev/e1000/if_em.c b/sys/dev/e1000/if_em.c index 4d7bc794a0b2..3118b27e8122 100644 --- a/sys/dev/e1000/if_em.c +++ b/sys/dev/e1000/if_em.c @@ -3225,8 +3225,8 @@ em_reset(if_ctx_t ctx) case e1000_pch_ptp: hw->fc.high_water = 0x5C20; hw->fc.low_water = 0x5048; - hw->fc.pause_time = 0x0650; - hw->fc.refresh_time = 0x0400; + hw->fc.pause_time = 0xFFFF; + hw->fc.refresh_time = 0xFFFF; /* Jumbos need adjusted PBA */ if (if_getmtu(ifp) > ETHERMTU) E1000_WRITE_REG(hw, E1000_PBA, 12);