<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO --- - Warnings after resume in i915" href="https://bugs.freedesktop.org/show_bug.cgi?id=65497#c7">Comment # 7</a> on <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO --- - Warnings after resume in i915" href="https://bugs.freedesktop.org/show_bug.cgi?id=65497">bug 65497</a> from <a class="email" href="mailto:zboszor@pr.hu" title="Zoltán Böszörményi <zboszor@pr.hu>"> Zoltán Böszörményi</a> <pre>(In reply to <a href="show_bug.cgi?id=65497#c5">comment #5</a>) > For the time out warning, can you please check whether it goes away if you > increase the timeout: > > diff --git a/drivers/gpu/drm/i915/intel_lvds.c > b/drivers/gpu/drm/i915/intel_lvds.c > index 10c3d56..7e0ee01 100644 > --- a/drivers/gpu/drm/i915/intel_lvds.c > +++ b/drivers/gpu/drm/i915/intel_lvds.c > @@ -200,7 +200,7 @@ static void intel_enable_lvds(struct intel_encoder > *encoder) > > I915_WRITE(ctl_reg, I915_READ(ctl_reg) | POWER_TARGET_ON); > POSTING_READ(lvds_encoder->reg); > - if (wait_for((I915_READ(stat_reg) & PP_ON) != 0, 1000)) > + if (wait_for((I915_READ(stat_reg) & PP_ON) != 0, 2000)) > DRM_ERROR("timed out waiting for panel to power on\n"); > > intel_panel_enable_backlight(dev, intel_crtc->pipe); > > If that works then most likely the firmware on your board sets up a > ridiculously high panel power on delay. It seems to be the case, since this error doesn't appear with the patch anymore. > For the WARNs we need dmesg with drm.debug=0xe added to your kernel > commandline. They are self-checks of our modeset code to make sure the hw > state agrees with our sw tracking. Usually they do indicate real issues, but > sometimes there's also a tiny bug in the checker itself. The new dmesg will be attached in a minute.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> <li>You are the assignee for the bug.</li> </ul> </body> </html>