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-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_drv.h2
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_iommu.c9
2 files changed, 2 insertions, 9 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h
index cc33ec9296e7..b39d521f093d 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
@@ -224,8 +224,6 @@ struct exynos_drm_private {
224 struct drm_property *plane_zpos_property; 224 struct drm_property *plane_zpos_property;
225 225
226 struct device *dma_dev; 226 struct device *dma_dev;
227 unsigned long da_start;
228 unsigned long da_space_size;
229 void *mapping; 227 void *mapping;
230 228
231 unsigned int pipe; 229 unsigned int pipe;
diff --git a/drivers/gpu/drm/exynos/exynos_drm_iommu.c b/drivers/gpu/drm/exynos/exynos_drm_iommu.c
index 36dde9691274..0229bad43bd1 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_iommu.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_iommu.c
@@ -48,13 +48,8 @@ int drm_create_iommu_mapping(struct drm_device *drm_dev)
48 struct dma_iommu_mapping *mapping = NULL; 48 struct dma_iommu_mapping *mapping = NULL;
49 struct exynos_drm_private *priv = drm_dev->dev_private; 49 struct exynos_drm_private *priv = drm_dev->dev_private;
50 50
51 if (!priv->da_start) 51 mapping = arm_iommu_create_mapping(&platform_bus_type,
52 priv->da_start = EXYNOS_DEV_ADDR_START; 52 EXYNOS_DEV_ADDR_START, EXYNOS_DEV_ADDR_SIZE);
53 if (!priv->da_space_size)
54 priv->da_space_size = EXYNOS_DEV_ADDR_SIZE;
55
56 mapping = arm_iommu_create_mapping(&platform_bus_type, priv->da_start,
57 priv->da_space_size);
58 53
59 if (IS_ERR(mapping)) 54 if (IS_ERR(mapping))
60 return PTR_ERR(mapping); 55 return PTR_ERR(mapping);