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Subject[PATCH] mips: mm: Discard ioremap_cacheable_cow() method
Date
This macro substitution is the shortcut to map cacheable IO memory
with coherent and write-back attributes. Since it is entirely unused
by kernel, lets just remove it.

Signed-off-by: Serge Semin <fancer.lancer@gmail.com>
Suggested-by: Christoph Hellwig <hch@infradead.org>
CC: Paul Burton <paul.burton@mips.com>
Cc: James Hogan <jhogan@kernel.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Sinan Kaya <okaya@codeaurora.org>
Cc: Huacai Chen <chenhc@lemote.com>
Cc: Sergey.Semin@t-platforms.ru
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
---
arch/mips/include/asm/io.h | 7 -------
1 file changed, 7 deletions(-)

diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h
index f613d1df66c0..cd170d920d55 100644
--- a/arch/mips/include/asm/io.h
+++ b/arch/mips/include/asm/io.h
@@ -300,13 +300,6 @@ static inline void __iomem * __ioremap_mode(phys_addr_t offset, unsigned long si
#define ioremap_wc(offset, size) \
__ioremap_mode((offset), (size), boot_cpu_data.writecombine)

-/*
- * This is a MIPS specific ioremap variant. ioremap_cacheable_cow
- * requests a cachable mapping with CWB attribute enabled.
- */
-#define ioremap_cacheable_cow(offset, size) \
- __ioremap_mode((offset), (size), _CACHE_CACHABLE_COW)
-
static inline void iounmap(const volatile void __iomem *addr)
{
if (plat_iounmap(addr))
--
2.12.0
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