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mmc: make mmc_dev_to_card() macro public

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Conversion from struct device to struct mmc_card is used more than in one
place.  Due to this it's better to have public macro for such thing.

Signed-off-by: Andy Shevchenko <ext-andriy.shevchenko@nokia.com>
Cc: Adrian Hunter <adrian.hunter@nokia.com>
Cc: <linux-mmc@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
This commit is contained in:
Andy Shevchenko 2010-08-20 10:46:46 +03:00 committed by Chris Ball
parent 12578f66b9
commit 453722b9f7
4 changed files with 4 additions and 5 deletions
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4
drivers/mmc/card/mmc_test.c
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@ -1935,12 +1935,10 @@ static ssize_t mmc_test_show(struct device *dev,
static ssize_t mmc_test_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct mmc_card *card;
struct mmc_card *card = dev_to_mmc_card(dev);
struct mmc_test_card *test;
int testcase;
card = container_of(dev, struct mmc_card, dev);
testcase = simple_strtol(buf, NULL, 10);
test = kzalloc(sizeof(struct mmc_test_card), GFP_KERNEL);

1
drivers/mmc/core/bus.c
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@ -22,7 +22,6 @@
#include "sdio_cis.h"
#include "bus.h"
#define dev_to_mmc_card(d) container_of(d, struct mmc_card, dev)
#define to_mmc_driver(d) container_of(d, struct mmc_driver, drv)
static ssize_t mmc_type_show(struct device *dev,

2
drivers/mmc/core/bus.h
View File

@ -14,7 +14,7 @@
#define MMC_DEV_ATTR(name, fmt, args...) \
static ssize_t mmc_##name##_show (struct device *dev, struct device_attribute *attr, char *buf) \
{ \
struct mmc_card *card = container_of(dev, struct mmc_card, dev); \
struct mmc_card *card = dev_to_mmc_card(dev); \
return sprintf(buf, fmt, args); \
} \
static DEVICE_ATTR(name, S_IRUGO, mmc_##name##_show, NULL)

2
include/linux/mmc/card.h
View File

@ -173,6 +173,8 @@ static inline int mmc_blksz_for_byte_mode(const struct mmc_card *c)
#define mmc_card_name(c) ((c)->cid.prod_name)
#define mmc_card_id(c) (dev_name(&(c)->dev))
#define dev_to_mmc_card(d) container_of(d, struct mmc_card, dev)
#define mmc_list_to_card(l) container_of(l, struct mmc_card, node)
#define mmc_get_drvdata(c) dev_get_drvdata(&(c)->dev)
#define mmc_set_drvdata(c,d) dev_set_drvdata(&(c)->dev, d)