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drm/rockchip: vop: restore vop registers when resume
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
gpu
/
drm
/
rockchip
/
rockchip_drm_vop.c
diff --git
a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index 4a2923b0ee31a9307107a97fc5246d473f05f131..16b7d98362b06da635aaadcec8caa79136aa36c9 100644
(file)
--- a/
drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/
drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@
-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.
*/