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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/gpu/drm/i915/i915_mm.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/gpu/drm/i915/i915_mm.h')
-rw-r--r--drivers/gpu/drm/i915/i915_mm.h35
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_mm.h b/drivers/gpu/drm/i915/i915_mm.h
new file mode 100644
index 0000000000..04c8974d82
--- /dev/null
+++ b/drivers/gpu/drm/i915/i915_mm.h
@@ -0,0 +1,35 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2021 Intel Corporation
+ */
+
+#ifndef __I915_MM_H__
+#define __I915_MM_H__
+
+#include <linux/bug.h>
+#include <linux/types.h>
+
+struct vm_area_struct;
+struct io_mapping;
+struct scatterlist;
+
+#if IS_ENABLED(CONFIG_X86)
+int remap_io_mapping(struct vm_area_struct *vma,
+ unsigned long addr, unsigned long pfn, unsigned long size,
+ struct io_mapping *iomap);
+#else
+static inline
+int remap_io_mapping(struct vm_area_struct *vma,
+ unsigned long addr, unsigned long pfn, unsigned long size,
+ struct io_mapping *iomap)
+{
+ WARN_ONCE(1, "Architecture has no drm_cache.c support\n");
+ return 0;
+}
+#endif
+
+int remap_io_sg(struct vm_area_struct *vma,
+ unsigned long addr, unsigned long size,
+ struct scatterlist *sgl, resource_size_t iobase);
+
+#endif /* __I915_MM_H__ */