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disp: rotator: update iommu domain info during rotator probe

In 4.19 kernel, smmu driver will attach context bank soon
after device is probed. This change fixes display driver to
treat smmu context bank as pre attached.

Change-Id: Ib95abeb3c853903efb9bed3e04552278576a572a
Signed-off-by: Yashwanth <[email protected]>
Yashwanth 5 年之前
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共有 1 个文件被更改,包括 8 次插入2 次删除
  1. 8 2
      rotator/sde_rotator_smmu.c

+ 8 - 2
rotator/sde_rotator_smmu.c

@@ -432,13 +432,19 @@ int sde_smmu_secure_ctrl(int enable)
 void sde_smmu_device_create(struct device *dev)
 {
 	struct device_node *parent, *child;
+	struct sde_rot_data_type *mdata = sde_rot_get_mdata();
 
 	parent = dev->of_node;
 	for_each_child_of_node(parent, child) {
-		if (of_device_is_compatible(child, SMMU_SDE_ROT_SEC))
+		if (of_device_is_compatible(child, SMMU_SDE_ROT_SEC)) {
 			of_platform_device_create(child, NULL, dev);
-		else if (of_device_is_compatible(child, SMMU_SDE_ROT_UNSEC))
+			mdata->sde_smmu
+			[SDE_IOMMU_DOMAIN_ROT_SECURE].domain_attached = true;
+		} else if (of_device_is_compatible(child, SMMU_SDE_ROT_UNSEC)) {
 			of_platform_device_create(child, NULL, dev);
+			mdata->sde_smmu
+			[SDE_IOMMU_DOMAIN_ROT_UNSECURE].domain_attached = true;
+		}
 	}
 }