From owner-freebsd-current@FreeBSD.ORG Thu Oct 9 02:57:18 2014 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 76D71792 for ; Thu, 9 Oct 2014 02:57:18 +0000 (UTC) Received: from mail-wi0-x233.google.com (mail-wi0-x233.google.com [IPv6:2a00:1450:400c:c05::233]) (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 0BB03366 for ; Thu, 9 Oct 2014 02:57:17 +0000 (UTC) Received: by mail-wi0-f179.google.com with SMTP id d1so563584wiv.6 for ; Wed, 08 Oct 2014 19:57:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=fMvDxtvYwRryr67uObdunJUaFzzfcaYbFmZtHl3pn/E=; b=nwru/EYpK4xlIcnCN9A0uT1oT3ZS4Ynkv/Myp5ux5DcaAgSKUOuaEHrYw+LWAMLRQf J8bGuZdYQn62RcKEj+Op6DJWrCmjgMW0bVxGvnG05mkGypPrq4RzUCivQJKaykf/tVWE 2PM+asIxqaQY1NDy+ntzpsDxjaPtyenryxG1UKjZGTd7Tef+eKqVkkxTlhaFTJr97Q3V Sv+WUxKs21e4nK5aLytgQjuHkFkig8CVfFIa8BvficuViN/u4pIqjtpNAdBjCszgMwRb tGrdbdC54NLHkCLYHcFEYVfXBVZUjvoqPZLVTgSsMIdjRZeg9yw15tdMxRivq1pZnEMp 9Ujw== MIME-Version: 1.0 X-Received: by 10.194.80.71 with SMTP id p7mr15061751wjx.35.1412823436095; Wed, 08 Oct 2014 19:57:16 -0700 (PDT) Received: by 10.216.119.68 with HTTP; Wed, 8 Oct 2014 19:57:16 -0700 (PDT) In-Reply-To: <20141008170525.GH2153@kib.kiev.ua> References: <20141003170258.GG26076@kib.kiev.ua> <54315D3A.3090902@egr.msu.edu> <20141005170007.GZ26076@kib.kiev.ua> <5433260C.5050901@egr.msu.edu> <20141007042043.GG26076@kib.kiev.ua> <5433E408.2010601@egr.msu.edu> <20141007164419.GB2153@kib.kiev.ua> <20141007180106.GD2153@kib.kiev.ua> <54344766.1040700@egr.msu.edu> <20141008170525.GH2153@kib.kiev.ua> Date: Thu, 9 Oct 2014 04:57:16 +0200 Message-ID: Subject: Re: Ver 2 of the patch [was: Re: i915 driver update testing] From: "Ranjan1018 ." <214748mv@gmail.com> To: Konstantin Belousov Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.18-1 Cc: Adam McDougall , FreeBSD CURRENT X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 09 Oct 2014 02:57:18 -0000 2014-10-08 19:05 GMT+02:00 Konstantin Belousov : > On Tue, Oct 07, 2014 at 04:04:54PM -0400, Adam McDougall wrote: > > On 10/07/2014 14:01, Konstantin Belousov wrote: > > > On Tue, Oct 07, 2014 at 07:44:19PM +0300, Konstantin Belousov wrote: > > >> >From the same frame, please do > > >> p *(struct drm_i915_private *)(dev->private) > p *(struct drm_i915_private *)(dev->dev_private) > > > > > > > I probably figured out what is wrong, but it is still interesting to > > > see this piece of data. > > > > > > For everybody who has the issue with blank screen or panic after > > > the patch: > > > 1. please try the updated patch, > > > https://www.kib.kiev.ua/kib/drm/i915.2.patch > > > 2. if you use "kldload i915kms" to test the patch and get the blank > > > screen, verify do you get panic or just a black screen. It is > > > expected for sc, not so for vt. For vt, if you do get blank screen > > > and not a panic, do not load i915kms manually and run the X server. > > > I am interested if running X server does show proper output. > > > > > > > Backtrace seems the same, I repeated the prior commands: > > http://www.egr.msu.edu/~mcdouga9/i915-patch2-1.txt > > There are more occurences of the bug I fixed once in patch version 2. > Also, since pmap changes were committed in modified form, please try > the updated patch at https://www.kib.kiev.ua/kib/drm/i915.3.patch . > On my Samsung ATIV Book 2 the result is always the blank screen with i915.2.patch or i9153.patch. The result of the command "kldload i915kms" or running the X server is always the blank screen. Note: if I listen some music, after the "blank screen", I can hear some noise from speakers.