[PATCH 20/36] Driver core: convert mmc code to use struct device

From: Greg Kroah-Hartman <gregkh@xxxxxxx>

Converts from using struct "class_device" to "struct device" making
everything show up properly in /sys/devices/ with symlinks from the
/sys/class directory.

Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/mmc/mmc_queue.c | 4 ++--
drivers/mmc/mmc_sysfs.c | 20 ++++++++++----------
drivers/mmc/wbsd.c | 6 +++---
include/linux/mmc/host.h | 8 ++++----
4 files changed, 19 insertions(+), 19 deletions(-)

diff --git a/drivers/mmc/mmc_queue.c b/drivers/mmc/mmc_queue.c
index 4ccdd82..61a1de8 100644
--- a/drivers/mmc/mmc_queue.c
+++ b/drivers/mmc/mmc_queue.c
@@ -130,8 +130,8 @@ int mmc_init_queue(struct mmc_queue *mq,
u64 limit = BLK_BOUNCE_HIGH;
int ret;

- if (host->dev->dma_mask && *host->dev->dma_mask)
- limit = *host->dev->dma_mask;
+ if (mmc_dev(host)->dma_mask && *mmc_dev(host)->dma_mask)
+ limit = *mmc_dev(host)->dma_mask;

mq->card = card;
mq->queue = blk_init_queue(mmc_request, lock);
diff --git a/drivers/mmc/mmc_sysfs.c b/drivers/mmc/mmc_sysfs.c
index 10cc973..ac53296 100644
--- a/drivers/mmc/mmc_sysfs.c
+++ b/drivers/mmc/mmc_sysfs.c
@@ -199,7 +199,7 @@ void mmc_init_card(struct mmc_card *card
memset(card, 0, sizeof(struct mmc_card));
card->host = host;
device_initialize(&card->dev);
- card->dev.parent = card->host->dev;
+ card->dev.parent = mmc_dev(host);
card->dev.bus = &mmc_bus_type;
card->dev.release = mmc_release_card;
}
@@ -242,7 +242,7 @@ void mmc_remove_card(struct mmc_card *ca
}


-static void mmc_host_classdev_release(struct class_device *dev)
+static void mmc_host_classdev_release(struct device *dev)
{
struct mmc_host *host = cls_dev_to_mmc_host(dev);
kfree(host);
@@ -250,7 +250,7 @@ static void mmc_host_classdev_release(st

static struct class mmc_host_class = {
.name = "mmc_host",
- .release = mmc_host_classdev_release,
+ .dev_release = mmc_host_classdev_release,
};

static DEFINE_IDR(mmc_host_idr);
@@ -267,10 +267,10 @@ struct mmc_host *mmc_alloc_host_sysfs(in
if (host) {
memset(host, 0, sizeof(struct mmc_host) + extra);

- host->dev = dev;
- host->class_dev.dev = host->dev;
+ host->parent = dev;
+ host->class_dev.parent = dev;
host->class_dev.class = &mmc_host_class;
- class_device_initialize(&host->class_dev);
+ device_initialize(&host->class_dev);
}

return host;
@@ -292,10 +292,10 @@ int mmc_add_host_sysfs(struct mmc_host *
if (err)
return err;

- snprintf(host->class_dev.class_id, BUS_ID_SIZE,
+ snprintf(host->class_dev.bus_id, BUS_ID_SIZE,
"mmc%d", host->index);

- return class_device_add(&host->class_dev);
+ return device_add(&host->class_dev);
}

/*
@@ -303,7 +303,7 @@ int mmc_add_host_sysfs(struct mmc_host *
*/
void mmc_remove_host_sysfs(struct mmc_host *host)
{
- class_device_del(&host->class_dev);
+ device_del(&host->class_dev);

spin_lock(&mmc_host_lock);
idr_remove(&mmc_host_idr, host->index);
@@ -315,7 +315,7 @@ void mmc_remove_host_sysfs(struct mmc_ho
*/
void mmc_free_host_sysfs(struct mmc_host *host)
{
- class_device_put(&host->class_dev);
+ put_device(&host->class_dev);
}

static struct workqueue_struct *workqueue;
diff --git a/drivers/mmc/wbsd.c b/drivers/mmc/wbsd.c
index ced309b..682e62b 100644
--- a/drivers/mmc/wbsd.c
+++ b/drivers/mmc/wbsd.c
@@ -1488,7 +1488,7 @@ static void __devinit wbsd_request_dma(s
/*
* Translate the address to a physical address.
*/
- host->dma_addr = dma_map_single(host->mmc->dev, host->dma_buffer,
+ host->dma_addr = dma_map_single(mmc_dev(host->mmc), host->dma_buffer,
WBSD_DMA_SIZE, DMA_BIDIRECTIONAL);

/*
@@ -1512,7 +1512,7 @@ kfree:
*/
BUG_ON(1);

- dma_unmap_single(host->mmc->dev, host->dma_addr,
+ dma_unmap_single(mmc_dev(host->mmc), host->dma_addr,
WBSD_DMA_SIZE, DMA_BIDIRECTIONAL);
host->dma_addr = (dma_addr_t)NULL;

@@ -1530,7 +1530,7 @@ err:
static void __devexit wbsd_release_dma(struct wbsd_host *host)
{
if (host->dma_addr) {
- dma_unmap_single(host->mmc->dev, host->dma_addr,
+ dma_unmap_single(mmc_dev(host->mmc), host->dma_addr,
WBSD_DMA_SIZE, DMA_BIDIRECTIONAL);
}
kfree(host->dma_buffer);
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 587264a..528e7d3 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -74,8 +74,8 @@ struct mmc_card;
struct device;

struct mmc_host {
- struct device *dev;
- struct class_device class_dev;
+ struct device *parent;
+ struct device class_dev;
int index;
const struct mmc_host_ops *ops;
unsigned int f_min;
@@ -125,8 +125,8 @@ static inline void *mmc_priv(struct mmc_
return (void *)host->private;
}

-#define mmc_dev(x) ((x)->dev)
-#define mmc_hostname(x) ((x)->class_dev.class_id)
+#define mmc_dev(x) ((x)->parent)
+#define mmc_hostname(x) ((x)->class_dev.bus_id)

extern int mmc_suspend_host(struct mmc_host *, pm_message_t);
extern int mmc_resume_host(struct mmc_host *);
--
1.4.4.1

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

Relevant Pages