From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH 0/7] Runtime PM fixes (resend) Date: Tue, 1 Apr 2014 22:45:00 +0200 Message-ID: <20140401204500.GC7225@phenom.ffwll.local> References: <1396374913-2030-1-git-send-email-przanoni@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wg0-f47.google.com (mail-wg0-f47.google.com [74.125.82.47]) by gabe.freedesktop.org (Postfix) with ESMTP id 445866E5B7 for ; Tue, 1 Apr 2014 13:45:05 -0700 (PDT) Received: by mail-wg0-f47.google.com with SMTP id x12so8118801wgg.30 for ; Tue, 01 Apr 2014 13:45:04 -0700 (PDT) Content-Disposition: inline In-Reply-To: <1396374913-2030-1-git-send-email-przanoni@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Paulo Zanoni Cc: intel-gfx@lists.freedesktop.org, Paulo Zanoni List-Id: intel-gfx@lists.freedesktop.org On Tue, Apr 01, 2014 at 02:55:06PM -0300, Paulo Zanoni wrote: > From: Paulo Zanoni > > Hi > > This is a resend of the patches I have that fix the runtime PM WARNs we get > while running IGT's pm_pc8 test on Haswell. > > Right now, runtime PM is completely broken and these patches should put it back > to the state where it was before. The issue fixed by the first patch completely > breaks runtime PM, so we don't have Bugzilla tags for the other issues because > our QA couldn't even discover them due to the lack of the first patch on our > trees. I have tested this series locally on my Haswell machine and it works. Pulled in the entire series for 3.15-fixes, thanks. Please supply the backtrace for the one case I've replied to so I can add it to the commit message. -Daniel > > Thanks, > Paulo > > Paulo Zanoni (7): > drm/i915: don't schedule force_wake_timer at gen6_read > drm/i915: get runtime PM at i915_reg_read_ioctl > drm/i915: don't read pp_ctrl_reg if we're suspended > drm/i915: get runtime PM at i915_display_info > drm/i915: don't read cursor registers on powered down pipes > drm/i915: fix WARNs when reading DDI state while suspended > drm/i915: don't get/put runtime PM at the debugfs forcewake file > > drivers/gpu/drm/i915/i915_debugfs.c | 18 ++++++++++-------- > drivers/gpu/drm/i915/intel_ddi.c | 5 +++++ > drivers/gpu/drm/i915/intel_dp.c | 3 ++- > drivers/gpu/drm/i915/intel_pm.c | 3 +++ > drivers/gpu/drm/i915/intel_uncore.c | 20 +++++++++++++------- > 5 files changed, 33 insertions(+), 16 deletions(-) > > -- > 1.8.5.3 > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/intel-gfx -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch