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Commit afada5e0 authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nv04/disp: disable vblank interrupts when disabling display 



Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 695b95b8

drivers/gpu/drm/nouveau/nouveau_hw.c

+0 −5
Original line number Diff line number Diff line
@@ -1018,11 +1018,6 @@ nv_load_state_ext(struct drm_device *dev, int head, 
	}



	NVWriteCRTC(dev, head, NV_PCRTC_START, regp->fb_start);



	/* Enable vblank interrupts. */

	NVWriteCRTC(dev, head, NV_PCRTC_INTR_EN_0,

		    (dev->vblank_enabled[head] ? 1 : 0));

	NVWriteCRTC(dev, head, NV_PCRTC_INTR_0, NV_PCRTC_INTR_0_VBLANK);

}



static void

drivers/gpu/drm/nouveau/nv04_display.c

+11 −0
Original line number Diff line number Diff line
@@ -98,6 +98,13 @@ nv04_display_early_init(struct drm_device *dev) 
		NVSetOwner(dev, 0);

	}



	/* ensure vblank interrupts are off, they can't be enabled until

	 * drm_vblank has been initialised

	 */

	NVWriteCRTC(dev, 0, NV_PCRTC_INTR_EN_0, 0);

	if (nv_two_heads(dev))

		NVWriteCRTC(dev, 1, NV_PCRTC_INTR_EN_0, 0);



	return 0;

}
@@ -246,6 +253,10 @@ nv04_display_init(struct drm_device *dev) 
void

nv04_display_fini(struct drm_device *dev)

{

	/* disable vblank interrupts */

	NVWriteCRTC(dev, 0, NV_PCRTC_INTR_EN_0, 0);

	if (nv_two_heads(dev))

		NVWriteCRTC(dev, 1, NV_PCRTC_INTR_EN_0, 0);

}



static void