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powerpc: Replace nvram_* extern declarations with standard header

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Remove the nvram_read_byte() and nvram_write_byte() declarations in
powerpc/include/asm/nvram.h and use the cross-platform static functions
in linux/nvram.h instead.

Tested-by: Stan Johnson <userm57@yahoo.com>
Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Finn Thain
2019-01-15 15:18:56 +11:00
committed by Greg Kroah-Hartman
parent a084dbf659
commit a156c7ba66
5 changed files with 6 additions and 31 deletions
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25
arch/powerpc/kernel/setup_32.c
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@@ -17,6 +17,7 @@
#include <linux/console.h>
#include <linux/memblock.h>
#include <linux/export.h>
#include <linux/nvram.h>
#include <asm/io.h>
#include <asm/prom.h>
@@ -149,30 +150,6 @@ __setup("l3cr=", ppc_setup_l3cr);
#ifdef CONFIG_GENERIC_NVRAM
/* Generic nvram hooks used by drivers/char/gen_nvram.c */
unsigned char nvram_read_byte(int addr)
{
if (ppc_md.nvram_read_val)
return ppc_md.nvram_read_val(addr);
return 0xff;
}
EXPORT_SYMBOL(nvram_read_byte);
void nvram_write_byte(unsigned char val, int addr)
{
if (ppc_md.nvram_write_val)
ppc_md.nvram_write_val(addr, val);
}
EXPORT_SYMBOL(nvram_write_byte);
ssize_t nvram_get_size(void)
{
if (ppc_md.nvram_size)
return ppc_md.nvram_size();
return -1;
}
EXPORT_SYMBOL(nvram_get_size);
void nvram_sync(void)
{
if (ppc_md.nvram_sync)