Op 18-04-16 om 13:29 schreef ville.syrj...@linux.intel.com: > From: Ville Syrjälä <ville.syrj...@linux.intel.com> > > When a vblank wait times out in intel_atomic_wait_for_vblanks() we just > get a cryptic 'WARN_ON(!ret)' backtrace in dmesg. Repace it with > something that tells you what actually happened. > > Cc: Maarten Lankhorst <maarten.lankho...@linux.intel.com> > Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com> > --- > drivers/gpu/drm/i915/intel_display.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/i915/intel_display.c > b/drivers/gpu/drm/i915/intel_display.c > index 4cca155376be..7bdbe4b03591 100644 > --- a/drivers/gpu/drm/i915/intel_display.c > +++ b/drivers/gpu/drm/i915/intel_display.c > @@ -13523,7 +13523,7 @@ static void intel_atomic_wait_for_vblanks(struct > drm_device *dev, > drm_crtc_vblank_count(crtc), > msecs_to_jiffies(50)); > > - WARN_ON(!lret); > + WARN(!lret, "pipe %c vblank wait timed out\n", pipe_name(pipe)); > > drm_crtc_vblank_put(crtc); > } This helper function was never meant to last as long as it did. :(
Reviewed-by: Maarten Lankhorst <maarten.lankho...@linux.intel.com> _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx
