Hey, Op 31-07-15 om 15:04 schreef Patrik Jakobsson: > When reading out hw state for planes we disable inactive planes which in > turn triggers an update of the watermarks. The update depends on the > crtc_clock being set which is done when reading out encoders. Thus > postpone the plane readout until after encoder readout. > > This prevents a warning in skl_compute_linetime_wm() where pixel_rate > becomes 0 when crtc_clock is 0. > Running this on skylake it looks like like it's a partial fix. You would need to move hwmode like below too?
Also: References: https://bugs.freedesktop.org/show_bug.cgi?id=91428 diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index add7f807a82d..49907f4e939a 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -14888,8 +14888,6 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev) crtc->base.state->mode.private_flags = I915_MODE_FLAG_INHERITED; } - crtc->base.hwmode = crtc->config->base.adjusted_mode; - DRM_DEBUG_KMS("[CRTC:%d] hw state readout: %s\n", crtc->base.base.id, crtc->active ? "enabled" : "disabled"); @@ -14971,6 +14969,7 @@ intel_modeset_setup_hw_state(struct drm_device *dev) for_each_pipe(dev_priv, pipe) { crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]); + crtc->base.hwmode = crtc->config->base.adjusted_mode; for_each_intel_plane(crtc->base.dev, plane) { if (crtc->pipe != plane->pipe) _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
