Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.14 059/115] drm/i915: Downgrade Gen9 Plane WM latency error | Date | Wed, 15 May 2019 12:55:39 +0200 |
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[ Upstream commit 86c1c87d0e6241cbe35bd52badfc84b154e1b959 ]
According to intel_read_wm_latency() it is perfectly legal for one WM and all subsequent levels to be 0 (and the deeper powersaving states disabled), so don't shout *ERROR*, over and over again.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Ville Syrjala <ville.syrjala@linux.intel.com> Acked-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180726161527.10516-1-chris@chris-wilson.co.uk Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> --- drivers/gpu/drm/i915/intel_pm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 96a5237741e0c..cb377b003321a 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2934,8 +2934,8 @@ static void intel_print_wm_latency(struct drm_i915_private *dev_priv, unsigned int latency = wm[level]; if (latency == 0) { - DRM_ERROR("%s WM%d latency not provided\n", - name, level); + DRM_DEBUG_KMS("%s WM%d latency not provided\n", + name, level); continue; } -- 2.20.1
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