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authorDavid Matlack <dmatlack@google.com>2025-08-23 00:25:02 +0300
committerAlex Williamson <alex.williamson@redhat.com>2025-08-27 21:14:06 +0300
commit1f9c8edd6a7e9b0fd914cfeef8ce075307e8e702 (patch)
tree8ef82dfda5e480ca64901bbca533cf76533a04e2 /tools/include/linux
parent9bf9b185e3ce76c9fddb4c6edb0ec3334b7649df (diff)
downloadlinux-1f9c8edd6a7e9b0fd914cfeef8ce075307e8e702.tar.xz
tools headers: Import asm-generic MMIO helpers
Import the asm-generic MMIO helper functions from the kernel headers into tools/include/. The top-level include is <linux/io.h> which then includes the arch-specific <asm/io.h>, which then includes <asm-generic/io.h>. This layout is chosen to match the kernel header layout and to appease checkpatch.pl (which warns against including <asm/io.h> or <asm-generic/io.h> directly). Changes made when importing: - Add missing includes at the top. - Stub out mmiowb_set_pending(). - Stub out _THIS_IP_. - Stub out log_*_mmio() calls. - Drop the CONFIG_64BIT checks, since tools/include/linux/types.h always defines u64. Acked-by: Shuah Khan <skhan@linuxfoundation.org> Signed-off-by: David Matlack <dmatlack@google.com> Link: https://lore.kernel.org/r/20250822212518.4156428-16-dmatlack@google.com Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'tools/include/linux')
-rw-r--r--tools/include/linux/io.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/include/linux/io.h b/tools/include/linux/io.h
index e129871fe661..4b94b84160b8 100644
--- a/tools/include/linux/io.h
+++ b/tools/include/linux/io.h
@@ -2,4 +2,6 @@
#ifndef _TOOLS_IO_H
#define _TOOLS_IO_H
-#endif
+#include <asm/io.h>
+
+#endif /* _TOOLS_IO_H */