From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753506AbaCERGr (ORCPT ); Wed, 5 Mar 2014 12:06:47 -0500 Received: from mail.skyhub.de ([78.46.96.112]:54169 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751573AbaCERGq (ORCPT ); Wed, 5 Mar 2014 12:06:46 -0500 Date: Wed, 5 Mar 2014 18:06:40 +0100 From: Borislav Petkov To: Daniel Vetter Cc: Jani Nikula , Jiri Kosina , linux-kernel@vger.kernel.org, intel-gfx@lists.freedesktop.org Subject: Re: i915 resume-from-hibernation problems on resume with current Linus' tree Message-ID: <20140305170640.GE28317@pd.tnic> References: <20140304134509.GA5427@pd.tnic> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20140304134509.GA5427@pd.tnic> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Mar 04, 2014 at 02:45:09PM +0100, Borislav Petkov wrote: > On Mon, Mar 03, 2014 at 03:20:11PM +0100, Jiri Kosina wrote: > > I encountered this again with -rc5. > > > > If there is anything I can do to help debug this, please let me know. > > I have a similar issue where the screen blanks after the machine idle > timeout expires (not suspending the box - just leaving it idle) and then > when I press any button to wake up the screen, it remains off. The box > is otherwise alive, I can log into it and restart X. Then the screen is > back on. This started appearing in the -rc3-4 timeframe AFAICT. > > My GPU is > > 00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09) (prog-if 00 [VGA controller]) > Subsystem: Lenovo Device 21fa > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+ > Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- SERR- Latency: 0 > Interrupt: pin A routed to IRQ 42 > Region 0: Memory at f0000000 (64-bit, non-prefetchable) [size=4M] > Region 2: Memory at e0000000 (64-bit, prefetchable) [size=256M] > Region 4: I/O ports at 4000 [size=64] > Expansion ROM at [disabled] > Capabilities: > Kernel driver in use: i915 > 00: 86 80 66 01 07 04 90 00 09 00 00 03 00 00 00 00 > 10: 04 00 00 f0 00 00 00 00 0c 00 00 e0 00 00 00 00 > 20: 01 40 00 00 00 00 00 00 00 00 00 00 aa 17 fa 21 > 30: 00 00 00 00 90 00 00 00 00 00 00 00 0b 01 00 00 > > Maybe I should say that I'm booting the box with > > [ 0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-3.14.0-rc5+ root=/dev/sdb2 ro root=/dev/sdb2 ignore_loglevel log_buf_len=10M resume=/dev/sdb1 i915.i915_enable_rc6=4 i915.i915_enable_fbc=1 i915.lvds_downclock=1 i915.powersave=1 >>From looking at http://lkml.kernel.org/r/1394011994-30604-1-git-send-email-daniel.vetter@ffwll.ch it looks like I should stop using the rc6/fbc settings? :-) -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. --