linux-kernel - [PATCH 1/3] firmware loader: don't export cache_firmware and uncache

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Date:	Wed,  5 Jun 2013 13:42:47 +0800
From:	Ming Lei <ming.lei@...onical.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	linux-kernel@...r.kernel.org, Ming Lei <ming.lei@...onical.com>
Subject: [PATCH 1/3] firmware loader: don't export cache_firmware and uncache_firmware

Looks no drivers have the explict requirement for the two, just don't
export them anymore.

Signed-off-by: Ming Lei <ming.lei@...onical.com>
---
 drivers/base/firmware_class.c |    6 ++----
 include/linux/firmware.h      |   11 -----------
 2 files changed, 2 insertions(+), 15 deletions(-)

diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
index c31fc29..34d47e3 100644
--- a/drivers/base/firmware_class.c
+++ b/drivers/base/firmware_class.c
@@ -1240,7 +1240,7 @@ EXPORT_SYMBOL(request_firmware_nowait);
  * Return !0 otherwise
  *
  */
-int cache_firmware(const char *fw_name)
+static int cache_firmware(const char *fw_name)
 {
 	int ret;
 	const struct firmware *fw;
@@ -1255,7 +1255,6 @@ int cache_firmware(const char *fw_name)
 
 	return ret;
 }
-EXPORT_SYMBOL_GPL(cache_firmware);
 
 /**
  * uncache_firmware - remove one cached firmware image
@@ -1268,7 +1267,7 @@ EXPORT_SYMBOL_GPL(cache_firmware);
  * Return !0 otherwise
  *
  */
-int uncache_firmware(const char *fw_name)
+static int uncache_firmware(const char *fw_name)
 {
 	struct firmware_buf *buf;
 	struct firmware fw;
@@ -1286,7 +1285,6 @@ int uncache_firmware(const char *fw_name)
 
 	return -EINVAL;
 }
-EXPORT_SYMBOL_GPL(uncache_firmware);
 
 #ifdef CONFIG_PM_SLEEP
 static ASYNC_DOMAIN_EXCLUSIVE(fw_cache_domain);
diff --git a/include/linux/firmware.h b/include/linux/firmware.h
index e4279fe..e154c10 100644
--- a/include/linux/firmware.h
+++ b/include/linux/firmware.h
@@ -47,8 +47,6 @@ int request_firmware_nowait(
 	void (*cont)(const struct firmware *fw, void *context));
 
 void release_firmware(const struct firmware *fw);
-int cache_firmware(const char *name);
-int uncache_firmware(const char *name);
 #else
 static inline int request_firmware(const struct firmware **fw,
 				   const char *name,
@@ -68,15 +66,6 @@ static inline void release_firmware(const struct firmware *fw)
 {
 }
 
-static inline int cache_firmware(const char *name)
-{
-	return -ENOENT;
-}
-
-static inline int uncache_firmware(const char *name)
-{
-	return -EINVAL;
-}
 #endif
 
 #endif
-- 
1.7.9.5

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