From owner-freebsd-stable@freebsd.org Mon Dec 19 21:36:52 2016 Return-Path: Delivered-To: freebsd-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id ED4ECC885EB for ; Mon, 19 Dec 2016 21:36:52 +0000 (UTC) (envelope-from allbery.b@gmail.com) Received: from mail-it0-x234.google.com (mail-it0-x234.google.com [IPv6:2607:f8b0:4001:c0b::234]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id B43771C12 for ; Mon, 19 Dec 2016 21:36:52 +0000 (UTC) (envelope-from allbery.b@gmail.com) Received: by mail-it0-x234.google.com with SMTP id x2so5934934itf.1 for ; Mon, 19 Dec 2016 13:36:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=7OatshI8o+5doZ1xakKvTwicSe8YKa1o6/gO+1+GpEc=; b=UF7KMC0PmU2UrwIc8kbBc/Zo0NUmCJVkGEHvnlZPs9gWLwIjAlrncJDGLHNGTHkPqg w+OXUnwMIIFcP7ij5TYziF+PuD7aWvFwDflrTtOiXt+IPkLsqq5b1suSroLRJC0A5BzA sr8R4lyGhsoRtZSwHN/QizAyJNnhtmGql6DijmbH+lO1sj1rjzNpB/T+OT3gE1fKVzHe EBmkiEJjmpZU4iM9jMAJUd8OlqB+o81V39EbMzCjmPrIBE7KWttrytST/6rqJsTkaoQw tmpeoV+WF2zOwVH5LIRRPfnotupUwwo/Bj/Mleg7BI8D4ZytCR+4O20/d0pPp2jxrsY+ PvgQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=7OatshI8o+5doZ1xakKvTwicSe8YKa1o6/gO+1+GpEc=; b=sRyORjTtLD1n+pW1/weciOhZx+lgCJPqFRnMLpxJy2r4VXm2ZXUTEDrTz+qOAFPqvk SjvpbOYuyzlzpLofmTlVFcCp+phZfIYA6I2j7FGK7sXSPIPhYD9QwAsf3Y0lhoR+emw4 Nz8IF87P8hBxr76AOkmzXgut5JQ+DoruZ31i0+y06iGiXk8BTsHRfQ5a26Ilscs+QgME nd4CLYvxeV7WEruB5B11MkZ7iPzSgQ50NNXi+jiYHkT9PKL1Mhp8pJt+7x4+V6tkHOAR MGxHHuNdccLH7JODKdQVQf7rB/Pi2RnaaAn/z//lwyXT5AqTmVGPSfosmXgi4Ig7fxp1 1nUQ== X-Gm-Message-State: AKaTC012hJBkJGF0lMBxNc4+o8HTnhmM5S321CXUAGZOhatoeky3/hl0f2DMbnvc/V+1vmbTB3fzKzjVLj/h7Q== X-Received: by 10.36.0.137 with SMTP id 131mr17290515ita.1.1482183412143; Mon, 19 Dec 2016 13:36:52 -0800 (PST) MIME-Version: 1.0 Received: by 10.36.192.138 with HTTP; Mon, 19 Dec 2016 13:36:51 -0800 (PST) In-Reply-To: References: <20161217140223.tql6nmpd5gcgjryn@csarch> <20161219100212.7lso76t7acdfzsji@csarch> From: Brandon Allbery Date: Mon, 19 Dec 2016 21:36:51 +0000 Message-ID: Subject: Re: suspend/resume on Skylake (Lenovo T460s) with FreeBSD11 stable To: Andreas Nilsson Cc: Christian Schwarz , Chris Ernst , FreeBSD Stable Mailing List Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.23 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 19 Dec 2016 21:36:53 -0000 On Mon, Dec 19, 2016 at 10:09 AM, Andreas Nilsson wrote: > my Lenovo X1 yoga exhibits the same traits, it does suspend, but graphics > are corrupted after resume. Machine usually is reachable over the network > though. > Isn't that related to sc vs. vt? Various video cards, notably many NVidia based, don't recover from suspend. sc can't reinitialize them. vt can, and knows how to reinit some cards but needs to be taught how to reinit others. -- brandon s allbery kf8nh sine nomine associates allbery.b@gmail.com ballbery@sinenomine.net unix, openafs, kerberos, infrastructure, xmonad http://sinenomine.net