[PATCH v1 10/15] drm/mediatek: add drm_device in RDMA for mamory mode to reaquest buffer

Stu Hsieh
2018-07-24T08:17:10Z

If RDMA want to request gem buffer, it need to save the drm device.

Signed-off-by: Stu Hsieh <stu.hsieh@mediatek.com>
---
drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
index 49edbae50167..8d41f5cd485b 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
@@ -72,6 +72,7 @@ struct mtk_disp_rdma {
struct mtk_ddp_comp ddp_comp;
struct drm_crtc *crtc;
const struct mtk_disp_rdma_data *data;
+ struct drm_device *drm_dev;
bool rdma_memory_mode;
};

@@ -240,6 +241,7 @@ static int mtk_disp_rdma_bind(struct device *dev, struct device *master,
{
struct mtk_disp_rdma *priv = dev_get_drvdata(dev);
struct mtk_ddp_comp *comp = &priv->ddp_comp;
+ struct mtk_disp_rdma *rdma = comp_to_rdma(comp);
struct drm_device *drm_dev = data;
int ret;

@@ -250,6 +252,7 @@ static int mtk_disp_rdma_bind(struct device *dev, struct device *master,
return ret;
}

+ rdma->drm_dev = drm_dev;

comp->comp_mode = &priv->rdma_memory_mode;

--
2.12.5