From: Ville Syrjälä Date: Fri, 25 Apr 2014 19:12:07 +0000 (+0300) Subject: drm/i915: Fix assert_plane warning during FDI link train X-Git-Tag: v4.9.8~6258^2~56^2~29 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1c8562f66567807236c225d1518b0f034396f38a;p=platform%2Fkernel%2Flinux-rpi3.git drm/i915: Fix assert_plane warning during FDI link train assert_plane_enabled() is now triggering during FDI link train because we no longer enable planes that early. This problem got introduced in: commit a5c4d7bc187bd13bc11ac06bb4ea3a0d4001aa4d Author: Ville Syrjälä Date: Fri Mar 7 18:32:13 2014 +0200 drm/i915: Disable/enable planes as the first/last thing during modeset on ILK+ Just drop the assert since we shouldn't need planes for link training. Signed-off-by: Ville Syrjälä [danvet: Squash in fixup for now unused plane local variable, reported by 0-day tester.] Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 423f44b..47b4b85 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2599,12 +2599,10 @@ static void ironlake_fdi_link_train(struct drm_crtc *crtc) struct drm_i915_private *dev_priv = dev->dev_private; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); int pipe = intel_crtc->pipe; - int plane = intel_crtc->plane; u32 reg, temp, tries; - /* FDI needs bits from pipe & plane first */ + /* FDI needs bits from pipe first */ assert_pipe_enabled(dev_priv, pipe); - assert_plane_enabled(dev_priv, plane); /* Train 1: umask FDI RX Interrupt symbol_lock and bit_lock bit for train result */