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| author | Mark Yao <mark.yao@rock-chips.com> | 2015-07-20 16:25:20 +0800 |
|---|---|---|
| committer | Mark Yao <mark.yao@rock-chips.com> | 2015-08-26 14:16:26 +0800 |
| commit | 77faa1619a5ae9ed600b0836bc1eec57bad1895b (patch) | |
| tree | e18a36594ad7bcb6e1e51813500eeef7f6fda033 /drivers/gpu/drm/rockchip | |
| parent | c1998f08587a252734bad42b66b430f126f2385b (diff) | |
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>
Diffstat (limited to 'drivers/gpu/drm/rockchip')
| -rw-r--r-- | drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c index 4a2923b0ee31..16b7d98362b0 100644 --- 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. */ |