[PATCH v9 08/15] drm/mediatek: Add pm runtime support for ovl and rdma

[AngeloGioacchino Del Regno]

Il 12/11/21 11:55, Yong Wu ha scritto:
> From: Yongqiang Niu <yongqiang.niu at mediatek.com>
> 
> Prepare for smi cleaning up "mediatek,larb".
> 
> Display use the dispsys device to call pm_rumtime_get_sync before.
> This patch add pm_runtime_xx with ovl and rdma device whose nodes has
> "iommus" property, then display could help pm_runtime_get for smi via
> ovl or rdma device.
> 
> CC: CK Hu <ck.hu at mediatek.com>
> Signed-off-by: Yongqiang Niu <yongqiang.niu at mediatek.com>
> Signed-off-by: Yong Wu <yong.wu at mediatek.com>
> (Yong: Use pm_runtime_resume_and_get instead of pm_runtime_get_sync)
> Acked-by: Chun-Kuang Hu <chunkuang.hu at kernel.org>
> Tested-by: Frank Wunderlich <frank-w at public-files.de> # BPI-R2/MT7623

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>