summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorChristoph Hellwig <hch@lst.de>2019-12-06 11:46:22 +0300
committerChristoph Hellwig <hch@lst.de>2020-01-06 11:43:14 +0300
commitd23cc635889cacdbb84de7ca099c2ee0a522fd0c (patch)
tree62fa89cdfafcd859b3b832242a13e3ce65747aba
parentc79f46a282390e0f5b306007bf7b11a46d529538 (diff)
downloadlinux-d23cc635889cacdbb84de7ca099c2ee0a522fd0c.tar.xz
MIPS: define ioremap_nocache to ioremap
They are both defined the same way, but this makes it easier to validate the scripted ioremap_nocache removal following soon. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Paul Burton <paulburton@kernel.org>
-rw-r--r--arch/mips/include/asm/io.h25
1 files changed, 2 insertions, 23 deletions
diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h
index 3f6ce74335b4..d9caa811a2fa 100644
--- a/arch/mips/include/asm/io.h
+++ b/arch/mips/include/asm/io.h
@@ -227,29 +227,8 @@ static inline void __iomem *ioremap_prot(phys_addr_t offset,
*/
#define ioremap(offset, size) \
__ioremap_mode((offset), (size), _CACHE_UNCACHED)
-
-/*
- * ioremap_nocache - map bus memory into CPU space
- * @offset: bus address of the memory
- * @size: size of the resource to map
- *
- * ioremap_nocache performs a platform specific sequence of operations to
- * make bus memory CPU accessible via the readb/readw/readl/writeb/
- * writew/writel functions and the other mmio helpers. The returned
- * address is not guaranteed to be usable directly as a virtual
- * address.
- *
- * This version of ioremap ensures that the memory is marked uncachable
- * on the CPU as well as honouring existing caching rules from things like
- * the PCI bus. Note that there are other caches and buffers on many
- * busses. In particular driver authors should read up on PCI writes
- *
- * It's useful if some control registers are in such an area and
- * write combining or read caching is not desirable:
- */
-#define ioremap_nocache(offset, size) \
- __ioremap_mode((offset), (size), _CACHE_UNCACHED)
-#define ioremap_uc ioremap_nocache
+#define ioremap_nocache ioremap
+#define ioremap_uc ioremap
/*
* ioremap_cache - map bus memory into CPU space