Nothing good can come from detaching scalers or updating pipe config when the crtc is already disabled. Touching registers while the crtc and power wells are disabled causes unclaimed register access warnings.
Reported-by: Mika Kuoppala <[email protected]> Signed-off-by: Maarten Lankhorst <[email protected]> --- 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 a4c24e6f5d6f..5a68290bf8c6 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -13527,7 +13527,7 @@ static void intel_begin_crtc_commit(struct drm_crtc *crtc, /* Perform vblank evasion around commit operation */ intel_pipe_update_start(intel_crtc); - if (modeset) + if (modeset || !crtc->state->active) return; if (to_intel_crtc_state(crtc->state)->update_pipe) -- 2.1.0 _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
