diff options
Diffstat (limited to 'package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_sysfs.c')
| -rw-r--r-- | package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_sysfs.c | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_sysfs.c b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_sysfs.c deleted file mode 100644 index eed688f0a3..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_sysfs.c +++ /dev/null @@ -1,232 +0,0 @@ -/* - - Broadcom BCM43xx wireless driver - - SYSFS support routines - - Copyright (c) 2006 Michael Buesch <mb@bu3sch.de> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, - Boston, MA 02110-1301, USA. - -*/ - -#include "bcm43xx_sysfs.h" -#include "bcm43xx.h" -#include "bcm43xx_main.h" -#include "bcm43xx_phy.h" - -#include <linux/capability.h> - - -#define GENERIC_FILESIZE 64 - - -static int get_integer(const char *buf, size_t count) -{ - char tmp[10 + 1] = { 0 }; - int ret = -EINVAL; - - if (count == 0) - goto out; - count = min(count, (size_t)10); - memcpy(tmp, buf, count); - ret = simple_strtol(tmp, NULL, 10); -out: - 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 bcm43xx_attr_interfmode_show(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct bcm43xx_wldev *wldev = dev_to_bcm43xx_wldev(dev); - ssize_t count = 0; - - if (!capable(CAP_NET_ADMIN)) - return -EPERM; - - mutex_lock(&wldev->wl->mutex); - - switch (wldev->phy.interfmode) { - case BCM43xx_INTERFMODE_NONE: - count = snprintf(buf, PAGE_SIZE, "0 (No Interference Mitigation)\n"); - break; - case BCM43xx_INTERFMODE_NONWLAN: - count = snprintf(buf, PAGE_SIZE, "1 (Non-WLAN Interference Mitigation)\n"); - break; - case BCM43xx_INTERFMODE_MANUALWLAN: - count = snprintf(buf, PAGE_SIZE, "2 (WLAN Interference Mitigation)\n"); - break; - default: - assert(0); - } - - mutex_unlock(&wldev->wl->mutex); - - return count; -} - -static ssize_t bcm43xx_attr_interfmode_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bcm43xx_wldev *wldev = dev_to_bcm43xx_wldev(dev); - unsigned long flags; - int err; - int mode; - - if (!capable(CAP_NET_ADMIN)) - return -EPERM; - - mode = get_integer(buf, count); - switch (mode) { - case 0: - mode = BCM43xx_INTERFMODE_NONE; - break; - case 1: - mode = BCM43xx_INTERFMODE_NONWLAN; - break; - case 2: - mode = BCM43xx_INTERFMODE_MANUALWLAN; - break; - case 3: - mode = BCM43xx_INTERFMODE_AUTOWLAN; - break; - default: - return -EINVAL; - } - - mutex_lock(&wldev->wl->mutex); - spin_lock_irqsave(&wldev->wl->irq_lock, flags); - - err = bcm43xx_radio_set_interference_mitigation(wldev, mode); - if (err) { - printk(KERN_ERR PFX "Interference Mitigation not " - "supported by device\n"); - } - mmiowb(); - spin_unlock_irqrestore(&wldev->wl->irq_lock, flags); - mutex_unlock(&wldev->wl->mutex); - - return err ? err : count; -} - -static DEVICE_ATTR(interference, 0644, - bcm43xx_attr_interfmode_show, - bcm43xx_attr_interfmode_store); - -static ssize_t bcm43xx_attr_preamble_show(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct bcm43xx_wldev *wldev = dev_to_bcm43xx_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 bcm43xx_attr_preamble_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bcm43xx_wldev *wldev = dev_to_bcm43xx_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, - bcm43xx_attr_preamble_show, - bcm43xx_attr_preamble_store); - -int bcm43xx_sysfs_register(struct bcm43xx_wldev *wldev) -{ - struct device *dev = wldev->dev->dev; - int err; - - assert(bcm43xx_status(wldev) == BCM43xx_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; -} - -void bcm43xx_sysfs_unregister(struct bcm43xx_wldev *wldev) -{ - struct device *dev = wldev->dev->dev; - - device_remove_file(dev, &dev_attr_shortpreamble); - device_remove_file(dev, &dev_attr_interference); -} |