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Subject[PATCH 30/60] spi: struct device - replace bus_id with dev_name(), dev_set_name()
Date
From: Kay Sievers <kay.sievers@vrfy.org>

Acked-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
drivers/spi/spi.c | 20 +++++++++-----------
drivers/spi/spi_bitbang.c | 2 +-
drivers/spi/spi_butterfly.c | 2 +-
drivers/spi/spi_lm70llp.c | 2 +-
4 files changed, 12 insertions(+), 14 deletions(-)
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 3734dc9..643908b 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -47,7 +47,7 @@ modalias_show(struct device *dev, struct device_attribute *a, char *buf)
{
const struct spi_device *spi = to_spi_device(dev);

- return snprintf(buf, BUS_ID_SIZE + 1, "%s\n", spi->modalias);
+ return sprintf(buf, "%s\n", spi->modalias);
}

static struct device_attribute spi_dev_attrs[] = {
@@ -63,7 +63,7 @@ static int spi_match_device(struct device *dev, struct device_driver *drv)
{
const struct spi_device *spi = to_spi_device(dev);

- return strncmp(spi->modalias, drv->name, BUS_ID_SIZE) == 0;
+ return strcmp(spi->modalias, drv->name) == 0;
}

static int spi_uevent(struct device *dev, struct kobj_uevent_env *env)
@@ -243,8 +243,7 @@ int spi_add_device(struct spi_device *spi)
}

/* Set the bus ID string */
- snprintf(spi->dev.bus_id, sizeof spi->dev.bus_id,
- "%s.%u", spi->master->dev.bus_id,
+ dev_set_name(&spi->dev, "%s.%u", dev_name(&spi->master->dev),
spi->chip_select);


@@ -254,7 +253,7 @@ int spi_add_device(struct spi_device *spi)
*/
mutex_lock(&spi_add_lock);

- if (bus_find_device_by_name(&spi_bus_type, NULL, spi->dev.bus_id)
+ if (bus_find_device_by_name(&spi_bus_type, NULL, dev_name(&spi->dev))
!= NULL) {
dev_err(dev, "chipselect %d already in use\n",
spi->chip_select);
@@ -269,7 +268,7 @@ int spi_add_device(struct spi_device *spi)
status = spi->master->setup(spi);
if (status < 0) {
dev_err(dev, "can't %s %s, status %d\n",
- "setup", spi->dev.bus_id, status);
+ "setup", dev_name(&spi->dev), status);
goto done;
}

@@ -277,9 +276,9 @@ int spi_add_device(struct spi_device *spi)
status = device_add(&spi->dev);
if (status < 0)
dev_err(dev, "can't %s %s, status %d\n",
- "add", spi->dev.bus_id, status);
+ "add", dev_name(&spi->dev), status);
else
- dev_dbg(dev, "registered child %s\n", spi->dev.bus_id);
+ dev_dbg(dev, "registered child %s\n", dev_name(&spi->dev));

done:
mutex_unlock(&spi_add_lock);
@@ -504,12 +503,11 @@ int spi_register_master(struct spi_master *master)
/* register the device, then userspace will see it.
* registration fails if the bus ID is in use.
*/
- snprintf(master->dev.bus_id, sizeof master->dev.bus_id,
- "spi%u", master->bus_num);
+ dev_set_name(&master->dev, "spi%u", master->bus_num);
status = device_add(&master->dev);
if (status < 0)
goto done;
- dev_dbg(dev, "registered master %s%s\n", master->dev.bus_id,
+ dev_dbg(dev, "registered master %s%s\n", dev_name(&master->dev),
dynamic ? " (dynamic)" : "");

/* populate children from any spi device tables */
diff --git a/drivers/spi/spi_bitbang.c b/drivers/spi/spi_bitbang.c
index 96cc39e..85e61f4 100644
--- a/drivers/spi/spi_bitbang.c
+++ b/drivers/spi/spi_bitbang.c
@@ -475,7 +475,7 @@ int spi_bitbang_start(struct spi_bitbang *bitbang)
/* this task is the only thing to touch the SPI bits */
bitbang->busy = 0;
bitbang->workqueue = create_singlethread_workqueue(
- bitbang->master->dev.parent->bus_id);
+ dev_name(bitbang->master->dev.parent));
if (bitbang->workqueue == NULL) {
status = -EBUSY;
goto err1;
diff --git a/drivers/spi/spi_butterfly.c b/drivers/spi/spi_butterfly.c
index 0ee2b20..c218486 100644
--- a/drivers/spi/spi_butterfly.c
+++ b/drivers/spi/spi_butterfly.c
@@ -287,7 +287,7 @@ static void butterfly_attach(struct parport *p)
pp->dataflash = spi_new_device(pp->bitbang.master, &pp->info[0]);
if (pp->dataflash)
pr_debug("%s: dataflash at %s\n", p->name,
- pp->dataflash->dev.bus_id);
+ dev_name(&pp->dataflash->dev));

// dev_info(_what?_, ...)
pr_info("%s: AVR Butterfly\n", p->name);
diff --git a/drivers/spi/spi_lm70llp.c b/drivers/spi/spi_lm70llp.c
index 39d8d8a..af65267 100644
--- a/drivers/spi/spi_lm70llp.c
+++ b/drivers/spi/spi_lm70llp.c
@@ -287,7 +287,7 @@ static void spi_lm70llp_attach(struct parport *p)
pp->spidev_lm70 = spi_new_device(pp->bitbang.master, &pp->info);
if (pp->spidev_lm70)
dev_dbg(&pp->spidev_lm70->dev, "spidev_lm70 at %s\n",
- pp->spidev_lm70->dev.bus_id);
+ dev_name(&pp->spidev_lm70->dev));
else {
printk(KERN_WARNING "%s: spi_new_device failed\n", DRVNAME);
status = -ENODEV;
--
1.6.0.4


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