kernel-ark/drivers/media/platform/s5p-mfc/s5p_mfc_iommu.h
Joerg Roedel 0f45b04da1 iommu/exynos: Use dev_iommu_priv_get/set()
Remove the use of dev->archdata.iommu and use the private per-device
pointer provided by IOMMU core code instead.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
Reviewed-by: Jerry Snitselaar <jsnitsel@redhat.com>
Acked-by: Marek Szyprowski <m.szyprowski@samsung.com>
Link: https://lore.kernel.org/r/20200625130836.1916-2-joro@8bytes.org
2020-06-30 11:59:48 +02:00

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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2015 Samsung Electronics Co.Ltd
* Authors: Marek Szyprowski <m.szyprowski@samsung.com>
*/
#ifndef S5P_MFC_IOMMU_H_
#define S5P_MFC_IOMMU_H_
#if defined(CONFIG_EXYNOS_IOMMU)
#include <linux/iommu.h>
static inline bool exynos_is_iommu_available(struct device *dev)
{
return dev_iommu_priv_get(dev) != NULL;
}
#else
static inline bool exynos_is_iommu_available(struct device *dev)
{
return false;
}
#endif
#endif /* S5P_MFC_IOMMU_H_ */