diff options
Diffstat (limited to 'drivers/net/wireless/wl12xx/debugfs.c')
| -rw-r--r-- | drivers/net/wireless/wl12xx/debugfs.c | 88 |
1 files changed, 47 insertions, 41 deletions
diff --git a/drivers/net/wireless/wl12xx/debugfs.c b/drivers/net/wireless/wl12xx/debugfs.c index d59354f..3999fd5 100644 --- a/drivers/net/wireless/wl12xx/debugfs.c +++ b/drivers/net/wireless/wl12xx/debugfs.c @@ -265,18 +265,10 @@ static ssize_t gpio_power_write(struct file *file, size_t count, loff_t *ppos) { struct wl1271 *wl = file->private_data; - char buf[10]; - size_t len; unsigned long value; int ret; - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) { - return -EFAULT; - } - buf[len] = '\0'; - - ret = kstrtoul(buf, 0, &value); + ret = kstrtoul_from_user(user_buf, count, 10, &value); if (ret < 0) { wl1271_warning("illegal value in gpio_power"); return -EINVAL; @@ -427,17 +419,10 @@ static ssize_t dtim_interval_write(struct file *file, size_t count, loff_t *ppos) { struct wl1271 *wl = file->private_data; - char buf[10]; - size_t len; unsigned long value; int ret; - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) - return -EFAULT; - buf[len] = '\0'; - - ret = kstrtoul(buf, 0, &value); + ret = kstrtoul_from_user(user_buf, count, 10, &value); if (ret < 0) { wl1271_warning("illegal value for dtim_interval"); return -EINVAL; @@ -492,17 +477,10 @@ static ssize_t beacon_interval_write(struct file *file, size_t count, loff_t *ppos) { struct wl1271 *wl = file->private_data; - char buf[10]; - size_t len; unsigned long value; int ret; - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) - return -EFAULT; - buf[len] = '\0'; - - ret = kstrtoul(buf, 0, &value); + ret = kstrtoul_from_user(user_buf, count, 10, &value); if (ret < 0) { wl1271_warning("illegal value for beacon_interval"); return -EINVAL; @@ -542,17 +520,10 @@ static ssize_t rx_streaming_interval_write(struct file *file, size_t count, loff_t *ppos) { struct wl1271 *wl = file->private_data; - char buf[10]; - size_t len; unsigned long value; int ret; - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) - return -EFAULT; - buf[len] = '\0'; - - ret = kstrtoul(buf, 0, &value); + ret = kstrtoul_from_user(user_buf, count, 10, &value); if (ret < 0) { wl1271_warning("illegal value in rx_streaming_interval!"); return -EINVAL; @@ -601,17 +572,10 @@ static ssize_t rx_streaming_always_write(struct file *file, size_t count, loff_t *ppos) { struct wl1271 *wl = file->private_data; - char buf[10]; - size_t len; unsigned long value; int ret; - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) - return -EFAULT; - buf[len] = '\0'; - - ret = kstrtoul(buf, 0, &value); + ret = kstrtoul_from_user(user_buf, count, 10, &value); if (ret < 0) { wl1271_warning("illegal value in rx_streaming_write!"); return -EINVAL; @@ -655,6 +619,47 @@ static const struct file_operations rx_streaming_always_ops = { .llseek = default_llseek, }; +static ssize_t beacon_filtering_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct wl1271 *wl = file->private_data; + char buf[10]; + size_t len; + unsigned long value; + int ret; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EFAULT; + buf[len] = '\0'; + + ret = kstrtoul(buf, 0, &value); + if (ret < 0) { + wl1271_warning("illegal value for beacon_filtering!"); + return -EINVAL; + } + + mutex_lock(&wl->mutex); + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + + ret = wl1271_acx_beacon_filter_opt(wl, !!value); + + wl1271_ps_elp_sleep(wl); +out: + mutex_unlock(&wl->mutex); + return count; +} + +static const struct file_operations beacon_filtering_ops = { + .write = beacon_filtering_write, + .open = wl1271_open_file_generic, + .llseek = default_llseek, +}; + static int wl1271_debugfs_add_files(struct wl1271 *wl, struct dentry *rootdir) { @@ -767,6 +772,7 @@ static int wl1271_debugfs_add_files(struct wl1271 *wl, DEBUGFS_ADD(driver_state, rootdir); DEBUGFS_ADD(dtim_interval, rootdir); DEBUGFS_ADD(beacon_interval, rootdir); + DEBUGFS_ADD(beacon_filtering, rootdir); streaming = debugfs_create_dir("rx_streaming", rootdir); if (!streaming || IS_ERR(streaming)) |