diff options
| author | Arjan van de Ven <arjan@infradead.org> | 2006-01-13 15:52:55 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-01-31 17:23:40 -0800 |
| commit | ab3c81ff639fbee4ab32af84c809d283b773084a (patch) | |
| tree | 6981ca653daa753d2a6d0bbebd4a62b1755d91ef /drivers/usb/atm/ueagle-atm.c | |
| parent | a3673d3cd1cdeec6b503ffa418ca2d5aeff82fd7 (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.c | 27 |
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"); } |