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path: root/drivers/gpu/drm/exynos/exynos_drm_drv.h
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Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_drv.h')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_drv.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h
index 34a139b2fb8d..502f750bad2a 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
@@ -219,8 +219,10 @@ struct exynos_drm_private {
struct drm_crtc *crtc[MAX_CRTC];
struct drm_property *plane_zpos_property;
+ struct device *dma_dev;
unsigned long da_start;
unsigned long da_space_size;
+ void *mapping;
unsigned int pipe;
@@ -230,6 +232,13 @@ struct exynos_drm_private {
wait_queue_head_t wait;
};
+static inline struct device *to_dma_dev(struct drm_device *dev)
+{
+ struct exynos_drm_private *priv = dev->dev_private;
+
+ return priv->dma_dev;
+}
+
/*
* Exynos drm sub driver structure.
*