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Commit 77faa161 authored by Mark Yao's avatar Mark Yao
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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: default avatarMark Yao <mark.yao@rock-chips.com>
parent c1998f08
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+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.
	 */