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Groups > linux.kernel > #1679010

[PATCH v2 2/5] x86/io: Include asm-generic/io.h to architectural code

From Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Newsgroups linux.kernel
Subject [PATCH v2 2/5] x86/io: Include asm-generic/io.h to architectural code
Date 2017-06-30 19:20 +0200
Message-ID <tY7Ki-8gS-9@gated-at.bofh.it> (permalink)
References <tY7AC-8dL-21@gated-at.bofh.it>
Organization linux.* mail to news gateway

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asm-generic/io.h defines few helpers which would be useful in the drivers,
such as writesb() and readsb().

Include it to the asm/io.h in architectural folder.

Acked-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 arch/x86/include/asm/io.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
index c1c0880768f7..0558d81c177e 100644
--- a/arch/x86/include/asm/io.h
+++ b/arch/x86/include/asm/io.h
@@ -406,6 +406,9 @@ extern bool xen_biovec_phys_mergeable(const struct bio_vec *vec1,
 
 #define IO_SPACE_LIMIT 0xffff
 
+#include <asm-generic/io.h>
+#undef PCI_IOBASE
+
 #ifdef CONFIG_MTRR
 extern int __must_check arch_phys_wc_index(int handle);
 #define arch_phys_wc_index arch_phys_wc_index
-- 
2.11.0

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Thread

[PATCH v2 0/5] x86/io: Rely on asm-generic/io.h Andy Shevchenko <andriy.shevchenko@linux.intel.com> - 2017-06-30 19:10 +0200
  [PATCH v2 3/5] x86/io: Remove mem*io() duplications Andy Shevchenko <andriy.shevchenko@linux.intel.com> - 2017-06-30 19:10 +0200
  [PATCH v2 5/5] x86/io: Make readq() / writeq() API consistent Andy Shevchenko <andriy.shevchenko@linux.intel.com> - 2017-06-30 19:10 +0200
  [PATCH v2 1/5] x86/io: Define IO accessors by preprocessor Andy Shevchenko <andriy.shevchenko@linux.intel.com> - 2017-06-30 19:20 +0200
  [PATCH v2 2/5] x86/io: Include asm-generic/io.h to architectural code Andy Shevchenko <andriy.shevchenko@linux.intel.com> - 2017-06-30 19:20 +0200
  [PATCH v2 4/5] x86/io: Remove xlate_dev_kmem_ptr() duplication Andy Shevchenko <andriy.shevchenko@linux.intel.com> - 2017-06-30 19:20 +0200

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