b43: Make probing of NPHY devices possible.

[openwrt.git] / package / b43 / src / sysfs.c

diff --git a/package/b43/src/sysfs.c b/package/b43/src/sysfs.c
index f4faff6..275095b 100644 (file)
--- a/package/b43/src/sysfs.c
+++ b/package/b43/src/sysfs.c
@@ -47,29 +47,6 @@ static int get_integer(const char *buf, size_t count)
        return ret;
 }
 
-static int get_boolean(const char *buf, size_t count)
-{
-       if (count != 0) {
-               if (buf[0] == '1')
-                       return 1;
-               if (buf[0] == '0')
-                       return 0;
-               if (count >= 4 && memcmp(buf, "true", 4) == 0)
-                       return 1;
-               if (count >= 5 && memcmp(buf, "false", 5) == 0)
-                       return 0;
-               if (count >= 3 && memcmp(buf, "yes", 3) == 0)
-                       return 1;
-               if (count >= 2 && memcmp(buf, "no", 2) == 0)
-                       return 0;
-               if (count >= 2 && memcmp(buf, "on", 2) == 0)
-                       return 1;
-               if (count >= 3 && memcmp(buf, "off", 3) == 0)
-                       return 0;
-       }
-       return -EINVAL;
-}
-
 static ssize_t b43_attr_interfmode_show(struct device *dev,
                                        struct device_attribute *attr,
                                        char *buf)
@@ -155,82 +132,18 @@ static ssize_t b43_attr_interfmode_store(struct device *dev,
 static DEVICE_ATTR(interference, 0644,
                   b43_attr_interfmode_show, b43_attr_interfmode_store);
 
-static ssize_t b43_attr_preamble_show(struct device *dev,
-                                     struct device_attribute *attr, char *buf)
-{
-       struct b43_wldev *wldev = dev_to_b43_wldev(dev);
-       ssize_t count;
-
-       if (!capable(CAP_NET_ADMIN))
-               return -EPERM;
-
-       mutex_lock(&wldev->wl->mutex);
-
-       if (wldev->short_preamble)
-               count =
-                   snprintf(buf, PAGE_SIZE, "1 (Short Preamble enabled)\n");
-       else
-               count =
-                   snprintf(buf, PAGE_SIZE, "0 (Short Preamble disabled)\n");
-
-       mutex_unlock(&wldev->wl->mutex);
-
-       return count;
-}
-
-static ssize_t b43_attr_preamble_store(struct device *dev,
-                                      struct device_attribute *attr,
-                                      const char *buf, size_t count)
-{
-       struct b43_wldev *wldev = dev_to_b43_wldev(dev);
-       unsigned long flags;
-       int value;
-
-       if (!capable(CAP_NET_ADMIN))
-               return -EPERM;
-
-       value = get_boolean(buf, count);
-       if (value < 0)
-               return value;
-       mutex_lock(&wldev->wl->mutex);
-       spin_lock_irqsave(&wldev->wl->irq_lock, flags);
-
-       wldev->short_preamble = !!value;
-
-       spin_unlock_irqrestore(&wldev->wl->irq_lock, flags);
-       mutex_unlock(&wldev->wl->mutex);
-
-       return count;
-}
-
-static DEVICE_ATTR(shortpreamble, 0644,
-                  b43_attr_preamble_show, b43_attr_preamble_store);
-
 int b43_sysfs_register(struct b43_wldev *wldev)
 {
        struct device *dev = wldev->dev->dev;
-       int err;
 
        B43_WARN_ON(b43_status(wldev) != B43_STAT_INITIALIZED);
 
-       err = device_create_file(dev, &dev_attr_interference);
-       if (err)
-               goto out;
-       err = device_create_file(dev, &dev_attr_shortpreamble);
-       if (err)
-               goto err_remove_interfmode;
-
-      out:
-       return err;
-      err_remove_interfmode:
-       device_remove_file(dev, &dev_attr_interference);
-       goto out;
+       return device_create_file(dev, &dev_attr_interference);
 }
 
 void b43_sysfs_unregister(struct b43_wldev *wldev)
 {
        struct device *dev = wldev->dev->dev;
 
-       device_remove_file(dev, &dev_attr_shortpreamble);
        device_remove_file(dev, &dev_attr_interference);
 }