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Commit 5e315a0b authored by Yashwanth's avatar Yashwanth
Browse files

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: default avatarYashwanth <yvulapu@codeaurora.org>
parent 56d549f4

rotator/sde_rotator_smmu.c

+9 −3
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright (c) 2015-2019, The Linux Foundation. All rights reserved.

 * Copyright (c) 2015-2020, The Linux Foundation. All rights reserved.

 */



#define pr_fmt(fmt)	"%s: " fmt, __func__
@@ -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;

		}

	}

}