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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/media/platform/samsung/s5p-mfc/s5p_mfc_iommu.h
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/media/platform/samsung/s5p-mfc/s5p_mfc_iommu.h')
-rw-r--r--drivers/media/platform/samsung/s5p-mfc/s5p_mfc_iommu.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_iommu.h b/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_iommu.h
new file mode 100644
index 0000000000..1a32266b7d
--- /dev/null
+++ b/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_iommu.h
@@ -0,0 +1,28 @@
+/* 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_ */