summaryrefslogtreecommitdiffstats
path: root/include/asm-powerpc/nvram.h
diff options
context:
space:
mode:
authorIshizaki Kou <kou.ishizaki@toshiba.co.jp>2007-12-13 21:11:36 +1100
committerPaul Mackerras <paulus@samba.org>2007-12-20 16:15:27 +1100
commit4751505cf7299318d19a42bdabe0eb5db6d732c4 (patch)
treed6e7572a3804b07cce57aeeae1b44326cce8952e /include/asm-powerpc/nvram.h
parent38958dd9113c19cd7a927009ae585bd5aba3295e (diff)
downloadop-kernel-dev-4751505cf7299318d19a42bdabe0eb5db6d732c4.zip
op-kernel-dev-4751505cf7299318d19a42bdabe0eb5db6d732c4.tar.gz
[POWERPC] Cleanup calling mmio_nvram_init
This makes mmio_nvram_init() callable unconditionally by providing a dummy definition when CONFIG_MMIO_NVRAM is not defined. Signed-off-by: Kou Ishizaki <Kou.Ishizaki@toshiba.co.jp> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/asm-powerpc/nvram.h')
-rw-r--r--include/asm-powerpc/nvram.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/asm-powerpc/nvram.h b/include/asm-powerpc/nvram.h
index 9877982..4e7059c 100644
--- a/include/asm-powerpc/nvram.h
+++ b/include/asm-powerpc/nvram.h
@@ -10,6 +10,8 @@
#ifndef _ASM_POWERPC_NVRAM_H
#define _ASM_POWERPC_NVRAM_H
+#include <linux/errno.h>
+
#define NVRW_CNT 0x20
#define NVRAM_HEADER_LEN 16 /* sizeof(struct nvram_header) */
#define NVRAM_BLOCK_LEN 16
@@ -71,7 +73,16 @@ extern int nvram_clear_error_log(void);
extern struct nvram_partition *nvram_find_partition(int sig, const char *name);
extern int pSeries_nvram_init(void);
+
+#ifdef CONFIG_MMIO_NVRAM
extern int mmio_nvram_init(void);
+#else
+static inline int mmio_nvram_init(void)
+{
+ return -ENODEV;
+}
+#endif
+
#endif /* __KERNEL__ */
/* PowerMac specific nvram stuffs */
OpenPOWER on IntegriCloud