drm/msm/mdp4: disable vblanks when crtc is off (cae923e6) · Commits · e / devices / android_kernel_fairphone_FP5

drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c

+7 −0

Original line number	Diff line number	Diff line
		@@ -290,6 +290,9 @@ static void mdp4_crtc_atomic_disable(struct drm_crtc *crtc,
		if (WARN_ON(!mdp4_crtc->enabled))
		return;

		/* Disable/save vblank irq handling before power is disabled */
		drm_crtc_vblank_off(crtc);

		mdp_irq_unregister(&mdp4_kms->base, &mdp4_crtc->err);
		mdp4_disable(mdp4_kms);

		@@ -308,6 +311,10 @@ static void mdp4_crtc_atomic_enable(struct drm_crtc *crtc,
		return;

		mdp4_enable(mdp4_kms);

		/* Restore vblank irq handling after power is enabled */
		drm_crtc_vblank_on(crtc);

		mdp_irq_register(&mdp4_kms->base, &mdp4_crtc->err);

		crtc_flush(crtc);