Commit 77faa161 authored Jul 20, 2015 by Mark Yao

drm/rockchip: vop: restore vop registers when resume



The registers will be reset to default values when whole
power domain off, so restore registers from regsbak.

Signed-off-by: Mark Yao <mark.yao@rock-chips.com>

parent c1998f08

drivers/gpu/drm/rockchip/rockchip_drm_vop.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -496,6 +496,7 @@ static void vop_enable(struct drm_crtc *crtc)
		goto err_disable_aclk;
		}

		memcpy(vop->regs, vop->regsbak, vop->len);
		/*
		* At here, vop clock & iommu is enable, R/W vop regs would be safe.
		*/