[v2,10/14] soc: mediatek: mmsys: add new mtk_mmsys struct member to store drm data.

Commit Message

Nancy Lin (林欣螢) July 22, 2021, 9:45 a.m. UTC

MT8195 support two display system: vdosys0 and vdosys1.
The two mmsys will bring up two drm drivers, only one drm
driver register as the drm device. Use the new mtk_mmsys struct
member for the two mmsys synchronization.

Signed-off-by: Nancy.Lin <[e-mail]>
---
 drivers/soc/mediatek/mtk-mmsys.c | 1 +
 1 file changed, 1 insertion(+)

Patch

diff --git a/drivers/soc/mediatek/mtk-mmsys.c b/drivers/soc/mediatek/mtk-mmsys.c
index 1ae04efeadab..232cc9c19c43 100644
--- a/drivers/soc/mediatek/mtk-mmsys.c
+++ b/drivers/soc/mediatek/mtk-mmsys.c
@@ -78,6 +78,7 @@  struct mtk_mmsys {
 	const struct mtk_mmsys_driver_data *data;
 	spinlock_t lock; /* protects mmsys_sw_rst_b reg */
 	struct reset_controller_dev rcdev;
+	void *drm_private;
 };
 
 void mtk_mmsys_ddp_connect(struct device *dev,