[PATCH 17/20] arch: kill ioremap_cached()

Dan Williams dan.j.williams at intel.com
Fri Oct 9 15:17:07 PDT 2015


Nothing calls this helper, and now that ioremap_cache() is being
deprecated these can also be removed.

Signed-off-by: Dan Williams <dan.j.williams at intel.com>
---
 arch/arm/mm/mmu.c               |    2 +-
 arch/metag/include/asm/io.h     |    3 ---
 arch/unicore32/include/asm/io.h |    4 +---
 arch/unicore32/mm/ioremap.c     |    8 --------
 4 files changed, 2 insertions(+), 15 deletions(-)

diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 7cd15143a507..da3ce68a89b3 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -259,7 +259,7 @@ static struct mem_type mem_types[] = {
 		.prot_sect	= PROT_SECT_DEVICE,
 		.domain		= DOMAIN_IO,
 	},
-	[MT_DEVICE_CACHED] = {	  /* ioremap_cached */
+	[MT_DEVICE_CACHED] = {	  /* memremap(MEMREMAP_WB) */
 		.prot_pte	= PROT_PTE_DEVICE | L_PTE_MT_DEV_CACHED,
 		.prot_l1	= PMD_TYPE_TABLE,
 		.prot_sect	= PROT_SECT_DEVICE | PMD_SECT_WB,
diff --git a/arch/metag/include/asm/io.h b/arch/metag/include/asm/io.h
index 9890f21eadbe..5432949e627e 100644
--- a/arch/metag/include/asm/io.h
+++ b/arch/metag/include/asm/io.h
@@ -154,9 +154,6 @@ extern void __iounmap(void __iomem *addr);
 #define ioremap_nocache(offset, size)           \
 	__ioremap((offset), (size), 0)
 
-#define ioremap_cached(offset, size)            \
-	__ioremap((offset), (size), _PAGE_CACHEABLE)
-
 #define ioremap_wc(offset, size)                \
 	__ioremap((offset), (size), _PAGE_WR_COMBINE)
 
diff --git a/arch/unicore32/include/asm/io.h b/arch/unicore32/include/asm/io.h
index cb1d8fd2b16b..1eea482b3cb9 100644
--- a/arch/unicore32/include/asm/io.h
+++ b/arch/unicore32/include/asm/io.h
@@ -21,10 +21,9 @@
 #include <asm-generic/io.h>
 
 /*
- * __uc32_ioremap and __uc32_ioremap_cached takes CPU physical address.
+ * __uc32_ioremap takes CPU physical address.
  */
 extern void __iomem *__uc32_ioremap(unsigned long, size_t);
-extern void __iomem *__uc32_ioremap_cached(unsigned long, size_t);
 extern void __uc32_iounmap(volatile void __iomem *addr);
 
 /*
@@ -35,7 +34,6 @@ extern void __uc32_iounmap(volatile void __iomem *addr);
  *
  */
 #define ioremap(cookie, size)		__uc32_ioremap(cookie, size)
-#define ioremap_cached(cookie, size)	__uc32_ioremap_cached(cookie, size)
 #define ioremap_nocache(cookie, size)	__uc32_ioremap(cookie, size)
 #define iounmap(cookie)			__uc32_iounmap(cookie)
 
diff --git a/arch/unicore32/mm/ioremap.c b/arch/unicore32/mm/ioremap.c
index bf012b2b71a9..f9b6d918de6f 100644
--- a/arch/unicore32/mm/ioremap.c
+++ b/arch/unicore32/mm/ioremap.c
@@ -224,14 +224,6 @@ __uc32_ioremap(unsigned long phys_addr, size_t size)
 }
 EXPORT_SYMBOL(__uc32_ioremap);
 
-void __iomem *
-__uc32_ioremap_cached(unsigned long phys_addr, size_t size)
-{
-	return __uc32_ioremap_caller(phys_addr, size, MT_DEVICE_CACHED,
-			__builtin_return_address(0));
-}
-EXPORT_SYMBOL(__uc32_ioremap_cached);
-
 void __uc32_iounmap(volatile void __iomem *io_addr)
 {
 	void *addr = (void *)(PAGE_MASK & (unsigned long)io_addr);




More information about the linux-arm-kernel mailing list