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Commit e0fb7dd2 authored by Lucas Stach's avatar Lucas Stach Committed by Philipp Zabel
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drm/imx: enable/disable PRG on CRTC enable/disable 



On i.MX6 QuadPlus the PRG needs to be clocked in order to pass
through the data access requests from the IDMAC. This call is a
no-op for other all other SoCs.

Signed-off-by: default avatarLucas Stach <l.stach@pengutronix.de>
Signed-off-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
parent 320a89ad

drivers/gpu/drm/imx/ipuv3-crtc.c

+2 −0
Original line number Diff line number Diff line
@@ -55,6 +55,7 @@ static void ipu_crtc_enable(struct drm_crtc *crtc) 
	struct ipu_crtc *ipu_crtc = to_ipu_crtc(crtc);

	struct ipu_soc *ipu = dev_get_drvdata(ipu_crtc->dev->parent);



	ipu_prg_enable(ipu);

	ipu_dc_enable(ipu);

	ipu_dc_enable_channel(ipu_crtc->dc);

	ipu_di_enable(ipu_crtc->di);
@@ -95,6 +96,7 @@ static void ipu_crtc_atomic_disable(struct drm_crtc *crtc, 
	 */

	ipu_crtc_disable_planes(ipu_crtc, old_crtc_state);

	ipu_dc_disable(ipu);

	ipu_prg_disable(ipu);



	spin_lock_irq(&crtc->dev->event_lock);

	if (crtc->state->event) {