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authorChristoph Hellwig <hch@lst.de>2020-01-06 09:43:50 +0100
committerChristoph Hellwig <hch@lst.de>2020-01-06 09:45:59 +0100
commit4bdc0d676a643140bdf17dbf7eafedee3d496a3c (patch)
tree2186c48b764fcc52016904d39af3486b8691fd63 /include
parentd23cc635889cacdbb84de7ca099c2ee0a522fd0c (diff)
remove ioremap_nocache and devm_ioremap_nocache
ioremap has provided non-cached semantics by default since the Linux 2.6 days, so remove the additional ioremap_nocache interface. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'include')
-rw-r--r--include/asm-generic/io.h4
-rw-r--r--include/asm-generic/iomap.h4
-rw-r--r--include/linux/io.h6
3 files changed, 4 insertions, 10 deletions
diff --git a/include/asm-generic/io.h b/include/asm-generic/io.h
index 325fc98cc9ff..d39ac997dda8 100644
--- a/include/asm-generic/io.h
+++ b/include/asm-generic/io.h
@@ -960,10 +960,6 @@ static inline void __iomem *ioremap(phys_addr_t addr, size_t size)
}
#endif /* !CONFIG_MMU || CONFIG_GENERIC_IOREMAP */
-#ifndef ioremap_nocache
-#define ioremap_nocache ioremap
-#endif
-
#ifndef ioremap_wc
#define ioremap_wc ioremap
#endif
diff --git a/include/asm-generic/iomap.h b/include/asm-generic/iomap.h
index a008f504a2d0..9d28a5e82f73 100644
--- a/include/asm-generic/iomap.h
+++ b/include/asm-generic/iomap.h
@@ -94,11 +94,11 @@ extern void ioport_unmap(void __iomem *);
#endif
#ifndef ARCH_HAS_IOREMAP_WC
-#define ioremap_wc ioremap_nocache
+#define ioremap_wc ioremap
#endif
#ifndef ARCH_HAS_IOREMAP_WT
-#define ioremap_wt ioremap_nocache
+#define ioremap_wt ioremap
#endif
#ifdef CONFIG_PCI
diff --git a/include/linux/io.h b/include/linux/io.h
index a59834bc0a11..b1c44bb4b2d7 100644
--- a/include/linux/io.h
+++ b/include/linux/io.h
@@ -66,8 +66,6 @@ void __iomem *devm_ioremap(struct device *dev, resource_size_t offset,
resource_size_t size);
void __iomem *devm_ioremap_uc(struct device *dev, resource_size_t offset,
resource_size_t size);
-void __iomem *devm_ioremap_nocache(struct device *dev, resource_size_t offset,
- resource_size_t size);
void __iomem *devm_ioremap_wc(struct device *dev, resource_size_t offset,
resource_size_t size);
void devm_iounmap(struct device *dev, void __iomem *addr);
@@ -87,7 +85,7 @@ void *__devm_memremap_pages(struct device *dev, struct resource *res);
* Posting") mandate non-posted configuration transactions. There is
* no ioremap API in the kernel that can guarantee non-posted write
* semantics across arches so provide a default implementation for
- * mapping PCI config space that defaults to ioremap_nocache(); arches
+ * mapping PCI config space that defaults to ioremap(); arches
* should override it if they have memory mapping implementations that
* guarantee non-posted writes semantics to make the memory mapping
* compliant with the PCI specification.
@@ -97,7 +95,7 @@ void *__devm_memremap_pages(struct device *dev, struct resource *res);
static inline void __iomem *pci_remap_cfgspace(phys_addr_t offset,
size_t size)
{
- return ioremap_nocache(offset, size);
+ return ioremap(offset, size);
}
#endif
#endif