powerpc: Remove unused devm_ioremap_prot()

Added in 2008, but has never had any in-tree users, and no other
architectures provide it.

Signed-off-by: Kyle McMartin <kyle@redhat.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

diff --git a/arch/powerpc/include/asm/io.h b/arch/powerpc/include/asm/io.h
index 97d3869..5f0ad89 100644 (file)
--- a/arch/powerpc/include/asm/io.h
+++ b/arch/powerpc/include/asm/io.h
@@ -851,9 +851,6 @@ static inline void * bus_to_virt(unsigned long address)
 
 #define clrsetbits_8(addr, clear, set) clrsetbits(8, addr, clear, set)
 
-void __iomem *devm_ioremap_prot(struct device *dev, resource_size_t offset,
-                               size_t size, unsigned long flags);
-
 #endif /* __KERNEL__ */
 
 #endif /* _ASM_POWERPC_IO_H */

diff --git a/arch/powerpc/lib/Makefile b/arch/powerpc/lib/Makefile
index 9f342f1..597562f 100644 (file)
--- a/arch/powerpc/lib/Makefile
+++ b/arch/powerpc/lib/Makefile
@@ -12,7 +12,6 @@ CFLAGS_REMOVE_feature-fixups.o = -pg
 obj-y                  := string.o alloc.o \
                           crtsavres.o ppc_ksyms.o
 obj-$(CONFIG_PPC32)    += div64.o copy_32.o
-obj-$(CONFIG_HAS_IOMEM)        += devres.o
 
 obj-$(CONFIG_PPC64)    += copypage_64.o copyuser_64.o \
                           usercopy_64.o mem_64.o string.o \

diff --git a/arch/powerpc/lib/devres.c b/arch/powerpc/lib/devres.c
deleted file mode 100644 (file)
index 8df55fc..0000000
--- a/arch/powerpc/lib/devres.c
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * Copyright (C) 2008 Freescale Semiconductor, Inc.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-
-#include <linux/device.h>      /* devres_*(), devm_ioremap_release() */
-#include <linux/gfp.h>
-#include <linux/io.h>          /* ioremap_prot() */
-#include <linux/export.h>      /* EXPORT_SYMBOL() */
-
-/**
- * devm_ioremap_prot - Managed ioremap_prot()
- * @dev: Generic device to remap IO address for
- * @offset: BUS offset to map
- * @size: Size of map
- * @flags: Page flags
- *
- * Managed ioremap_prot().  Map is automatically unmapped on driver
- * detach.
- */
-void __iomem *devm_ioremap_prot(struct device *dev, resource_size_t offset,
-                                size_t size, unsigned long flags)
-{
-       void __iomem **ptr, *addr;
-
-       ptr = devres_alloc(devm_ioremap_release, sizeof(*ptr), GFP_KERNEL);
-       if (!ptr)
-               return NULL;
-
-       addr = ioremap_prot(offset, size, flags);
-       if (addr) {
-               *ptr = addr;
-               devres_add(dev, ptr);
-       } else
-               devres_free(ptr);
-
-       return addr;
-}
-EXPORT_SYMBOL(devm_ioremap_prot);