From owner-freebsd-mobile@FreeBSD.ORG Mon Nov 17 18:37:41 2014 Return-Path: Delivered-To: freebsd-mobile@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 335412D5; Mon, 17 Nov 2014 18:37:41 +0000 (UTC) Received: from mail-wi0-x22a.google.com (mail-wi0-x22a.google.com [IPv6:2a00:1450:400c:c05::22a]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id B440215B; Mon, 17 Nov 2014 18:37:40 +0000 (UTC) Received: by mail-wi0-f170.google.com with SMTP id bs8so3977342wib.1 for ; Mon, 17 Nov 2014 10:37:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:cc:content-type; bh=+Edq3XKQq2Cycz3BWK/iaekDdXJdkli6buylBARZCwk=; b=MJ6IDEv7MjVz47gljT4Jx2DODI+IZ5I+owyUZHiXLTnW+h4bV6BHN5sSfQdZeXuP1Q aZ/fZDLr2aKU+vMA9QqmHvO4nYmuM3gd26C33UJLJiscwEAmkkbUlRdaBq6XnbXSoak3 CoPtrGhWdg2m/g5zzASgzYksu9n/PdssBSPM6bSnDrZUihR1mQZm9MAJEOstt4HU1uKk D//cb9fm3rBugPTwdIW76MMwljdNMAe5VZE53oemUoPYmZmOH7ELCRb5RDgMU4wr9eVO ylHk7+HKyGMzQAcl4fR4/Ps4lIBQ4qXzbgL+QHAukAZkc7gSvUEfZbxLfSl+5etLFMWh QPXQ== MIME-Version: 1.0 X-Received: by 10.180.99.105 with SMTP id ep9mr7330038wib.26.1416249459155; Mon, 17 Nov 2014 10:37:39 -0800 (PST) Sender: adrian.chadd@gmail.com Received: by 10.216.106.136 with HTTP; Mon, 17 Nov 2014 10:37:39 -0800 (PST) In-Reply-To: <20141117182111.GA2477@dchagin.static.corbina.net> References: <54652C60.9050909@metricspace.net> <20141114161857.GA49507@dchagin.static.corbina.net> <20141117182111.GA2477@dchagin.static.corbina.net> Date: Mon, 17 Nov 2014 10:37:39 -0800 X-Google-Sender-Auth: gNM_BY6KNwj2GwLCecnVZCKj9hM Message-ID: Subject: Re: Lenovo W540 blank screen on suspend/resume after update From: Adrian Chadd To: Chagin Dmitry Content-Type: text/plain; charset=UTF-8 Cc: Eric McCorkle , "freebsd-acpi@freebsd.org" , "freebsd-mobile@freebsd.org" X-BeenThere: freebsd-mobile@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Mobile computing with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 17 Nov 2014 18:37:41 -0000 hi! So this patch makes your video pop back up again after suspend? Would you mind creating a new PR for this and putting the patch in it? That way we can track what we eventually need to MFC to stable/10. Thanks! -adrian On 17 November 2014 10:21, Chagin Dmitry wrote: > On Fri, Nov 14, 2014 at 03:33:26PM -0500, Eric McCorkle wrote: >> Sorry, don't remember the working version. >> >> I have acpi_video compiled in to my kernel. I've tried it with both vt and sc and gotten the same result. >> >> Might try to do more diagnostics this weekend. >> >> On November 14, 2014 11:18:57 AM EST, Chagin Dmitry wrote: >> >On Thu, Nov 13, 2014 at 02:13:35PM -0800, Adrian Chadd wrote: >> >> Hi, >> >> >> >> Does it stay blank if you have acpi_video (+ vt) loaded? >> >> >> >> What was the revision of 11 you were previously running? >> >> >> >> >> >> >> >> -adrian >> >> >> >> >> >> On 13 November 2014 14:10, Eric McCorkle >> >wrote: >> >> > Hello, >> >> > >> >> > I updated my kernel and userland with a fresh update from 11 >> >yesterday, and >> >> > I'm now seeing a blank screen after suspend/resume, where it was >> >working >> >> > fine previously. >> >> > >> >> > I had been trying out the new vt console, so I switched back to sc, >> >but the >> >> > blank screen is still there. >> >> > >> >> > Sorry, I don't have any information beyond this (quite busy these >> >days). >> >> > >> >> > Eric >> > >> > >> >Lenovo t540, same here. r274463 + sc. resume worked two weeks ago. >> > >> > >> >-- >> >Have fun! >> >chd >> > > try attached patch. it seems we should take a close look to other > PCIB_POWER_FOR_SLEEP() calls. > > -- > Have fun! > chd