From 25aa1c3980d7c2f92516c76943347e86040130af Mon Sep 17 00:00:00 2001 From: Maarten Lankhorst Date: Tue, 3 May 2016 10:30:38 +0200 Subject: [PATCH] drm/i915: Dump pipe config when intel_modeset_pipe_config fails. This makes it easier to debug issues like https://bugs.freedesktop.org/show_bug.cgi?id=93477 Signed-off-by: Maarten Lankhorst Cc: Chris Wilson <|chris@chris-wilson.co.uk> Link: http://patchwork.freedesktop.org/patch/msgid/843f4327-1574-cf8e-0776-adbb0d58c2c0@mblankhorst.nl Reviewed-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_display.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 4a9abb02daa6..90d8d8be7df6 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -13378,8 +13378,11 @@ static int intel_atomic_check(struct drm_device *dev, return ret; ret = intel_modeset_pipe_config(crtc, pipe_config); - if (ret) + if (ret) { + intel_dump_pipe_config(to_intel_crtc(crtc), + pipe_config, "[failed]"); return ret; + } if (i915.fastboot && intel_pipe_config_compare(dev, -- 2.20.1