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authorArjan van de Ven <arjan@infradead.org>2006-01-13 15:52:55 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2006-01-31 17:23:40 -0800
commitab3c81ff639fbee4ab32af84c809d283b773084a (patch)
tree6981ca653daa753d2a6d0bbebd4a62b1755d91ef /drivers/usb/atm/ueagle-atm.c
parenta3673d3cd1cdeec6b503ffa418ca2d5aeff82fd7 (diff)
[PATCH] USBATM: semaphore to mutex conversion
This is the usbatm part of the Arjan, Jes and Ingo mass semaphore to mutex conversion, reworked to apply on top of the patches I just sent to you. This time, with correct attribution and signed-off lines. Signed-off-by: Arjan van de Ven <arjan@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Duncan Sands <baldrick@free.fr> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/atm/ueagle-atm.c')
-rw-r--r--drivers/usb/atm/ueagle-atm.c27
1 files changed, 14 insertions, 13 deletions
diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c
index 956cd9e82de..4362cfd801b 100644
--- a/drivers/usb/atm/ueagle-atm.c
+++ b/drivers/usb/atm/ueagle-atm.c
@@ -63,6 +63,7 @@
#include <linux/ctype.h>
#include <linux/kthread.h>
#include <linux/version.h>
+#include <linux/mutex.h>
#include <asm/unaligned.h>
#include "usbatm.h"
@@ -358,7 +359,7 @@ struct intr_pkt {
#define INTR_PKT_SIZE 28
static struct usb_driver uea_driver;
-static DECLARE_MUTEX(uea_semaphore);
+static DEFINE_MUTEX(uea_mutex);
static const char *chip_name[] = {"ADI930", "Eagle I", "Eagle II", "Eagle III"};
static int modem_index;
@@ -1418,13 +1419,13 @@ static ssize_t read_status(struct device *dev, struct device_attribute *attr,
int ret = -ENODEV;
struct uea_softc *sc;
- down(&uea_semaphore);
+ mutex_lock(&uea_mutex);
sc = dev_to_uea(dev);
if (!sc)
goto out;
ret = snprintf(buf, 10, "%08x\n", sc->stats.phy.state);
out:
- up(&uea_semaphore);
+ mutex_unlock(&uea_mutex);
return ret;
}
@@ -1434,14 +1435,14 @@ static ssize_t reboot(struct device *dev, struct device_attribute *attr,
int ret = -ENODEV;
struct uea_softc *sc;
- down(&uea_semaphore);
+ mutex_lock(&uea_mutex);
sc = dev_to_uea(dev);
if (!sc)
goto out;
sc->reset = 1;
ret = count;
out:
- up(&uea_semaphore);
+ mutex_unlock(&uea_mutex);
return ret;
}
@@ -1453,7 +1454,7 @@ static ssize_t read_human_status(struct device *dev, struct device_attribute *at
int ret = -ENODEV;
struct uea_softc *sc;
- down(&uea_semaphore);
+ mutex_lock(&uea_mutex);
sc = dev_to_uea(dev);
if (!sc)
goto out;
@@ -1473,7 +1474,7 @@ static ssize_t read_human_status(struct device *dev, struct device_attribute *at
break;
}
out:
- up(&uea_semaphore);
+ mutex_unlock(&uea_mutex);
return ret;
}
@@ -1485,7 +1486,7 @@ static ssize_t read_delin(struct device *dev, struct device_attribute *attr,
int ret = -ENODEV;
struct uea_softc *sc;
- down(&uea_semaphore);
+ mutex_lock(&uea_mutex);
sc = dev_to_uea(dev);
if (!sc)
goto out;
@@ -1497,7 +1498,7 @@ static ssize_t read_delin(struct device *dev, struct device_attribute *attr,
else
ret = sprintf(buf, "GOOD\n");
out:
- up(&uea_semaphore);
+ mutex_unlock(&uea_mutex);
return ret;
}
@@ -1511,7 +1512,7 @@ static ssize_t read_##name(struct device *dev, \
int ret = -ENODEV; \
struct uea_softc *sc; \
\
- down(&uea_semaphore); \
+ mutex_lock(&uea_mutex); \
sc = dev_to_uea(dev); \
if (!sc) \
goto out; \
@@ -1519,7 +1520,7 @@ static ssize_t read_##name(struct device *dev, \
if (reset) \
sc->stats.phy.name = 0; \
out: \
- up(&uea_semaphore); \
+ mutex_unlock(&uea_mutex); \
return ret; \
} \
\
@@ -1737,9 +1738,9 @@ static void uea_disconnect(struct usb_interface *intf)
* Pre-firmware device has one interface
*/
if (usb->config->desc.bNumInterfaces != 1 && ifnum == 0) {
- down(&uea_semaphore);
+ mutex_lock(&uea_mutex);
usbatm_usb_disconnect(intf);
- up(&uea_semaphore);
+ mutex_unlock(&uea_mutex);
uea_info(usb, "ADSL device removed\n");
}