From mboxrd@z Thu Jan 1 00:00:00 1970 From: Borislav Petkov Subject: Re: i915 resume-from-hibernation problems on resume with current Linus' tree Date: Wed, 5 Mar 2014 18:06:40 +0100 Message-ID: <20140305170640.GE28317@pd.tnic> References: <20140304134509.GA5427@pd.tnic> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail.skyhub.de (mail.skyhub.de [78.46.96.112]) by gabe.freedesktop.org (Postfix) with ESMTP id 5E5CAFA809 for ; Wed, 5 Mar 2014 09:06:48 -0800 (PST) Content-Disposition: inline In-Reply-To: <20140304134509.GA5427@pd.tnic> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces@lists.freedesktop.org Errors-To: intel-gfx-bounces@lists.freedesktop.org To: Daniel Vetter Cc: Jiri Kosina , intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org List-Id: intel-gfx@lists.freedesktop.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. --