linux-kernel - [PATCH 20/21] csky: remove ioremap

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Message-Id: <20191029064834.23438-21-hch@lst.de>
Date:   Tue, 29 Oct 2019 07:48:33 +0100
From:   Christoph Hellwig <hch@....de>
To:     Arnd Bergmann <arnd@...db.de>, Guo Ren <guoren@...nel.org>,
        Michal Simek <monstr@...str.eu>,
        Greentime Hu <green.hu@...il.com>,
        Vincent Chen <deanbo422@...il.com>,
        Guan Xuetao <gxt@....edu.cn>, x86@...nel.org
Cc:     linux-alpha@...r.kernel.org, linux-snps-arc@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-hexagon@...r.kernel.org, linux-ia64@...r.kernel.org,
        linux-m68k@...ts.linux-m68k.org, linux-mips@...r.kernel.org,
        nios2-dev@...ts.rocketboards.org, openrisc@...ts.librecores.org,
        linux-parisc@...r.kernel.org, linux-riscv@...ts.infradead.org,
        linux-s390@...r.kernel.org, linux-sh@...r.kernel.org,
        sparclinux@...r.kernel.org, linux-xtensa@...ux-xtensa.org,
        linux-mtd@...ts.infradead.org, linux-arch@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 20/21] csky: remove ioremap_cache

No driver that can be used on csky uses ioremap_cache, and this
interface has been deprecated in favor of memremap.

Signed-off-by: Christoph Hellwig <hch@....de>
Acked-by: Guo Ren <guoren@...nel.org>
---
 arch/csky/include/asm/io.h | 2 --
 arch/csky/mm/ioremap.c     | 7 -------
 2 files changed, 9 deletions(-)

diff --git a/arch/csky/include/asm/io.h b/arch/csky/include/asm/io.h
index a4b9fb616faa..f572605d5ad5 100644
--- a/arch/csky/include/asm/io.h
+++ b/arch/csky/include/asm/io.h
@@ -36,13 +36,11 @@
 /*
  * I/O memory mapping functions.
  */
-extern void __iomem *ioremap_cache(phys_addr_t addr, size_t size);
 extern void __iomem *__ioremap(phys_addr_t addr, size_t size, pgprot_t prot);
 extern void iounmap(void *addr);
 
 #define ioremap(addr, size)		__ioremap((addr), (size), pgprot_noncached(PAGE_KERNEL))
 #define ioremap_wc(addr, size)		__ioremap((addr), (size), pgprot_writecombine(PAGE_KERNEL))
-#define ioremap_cache			ioremap_cache
 
 #include <asm-generic/io.h>
 
diff --git a/arch/csky/mm/ioremap.c b/arch/csky/mm/ioremap.c
index e13cd3497628..ae78256a56fd 100644
--- a/arch/csky/mm/ioremap.c
+++ b/arch/csky/mm/ioremap.c
@@ -44,13 +44,6 @@ void __iomem *__ioremap(phys_addr_t phys_addr, size_t size, pgprot_t prot)
 }
 EXPORT_SYMBOL(__ioremap);
 
-void __iomem *ioremap_cache(phys_addr_t phys_addr, size_t size)
-{
-	return __ioremap_caller(phys_addr, size, PAGE_KERNEL,
-				__builtin_return_address(0));
-}
-EXPORT_SYMBOL(ioremap_cache);
-
 void iounmap(void __iomem *addr)
 {
 	vunmap((void *)((unsigned long)addr & PAGE_MASK));
-- 
2.20.1