From: Eyal Shapira <eyal@xxxxxxxxxx>
Add control over split_scan_timeout through
debugfs. Values are in ms while 0 will disable split scan.
Signed-off-by: Eyal Shapira <eyal@xxxxxxxxx>
Signed-off-by: Eliad Peller <eliad@xxxxxxxxxx>
---
drivers/net/wireless/wl12xx/debugfs.c | 43 +++++++++++++++++++++++++++++++++
1 files changed, 43 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/wl12xx/debugfs.c b/drivers/net/wireless/wl12xx/debugfs.c
index f063c70..00dbe15 100644
--- a/drivers/net/wireless/wl12xx/debugfs.c
+++ b/drivers/net/wireless/wl12xx/debugfs.c
@@ -445,6 +445,48 @@ static const struct file_operations forced_ps_ops = {
.llseek = default_llseek,
};
+static ssize_t split_scan_timeout_read(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct wl1271 *wl = file->private_data;
+
+ return wl1271_format_buffer(user_buf, count,
+ ppos, "%d\n",
+ wl->conf.scan.split_scan_timeout / 1000);
+}
+
+static ssize_t split_scan_timeout_write(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct wl1271 *wl = file->private_data;
+ unsigned long value;
+ int ret;
+
+ ret = kstrtoul_from_user(user_buf, count, 10, &value);
+ if (ret < 0) {
+ wl1271_warning("illegal value in split_scan_timeout");
+ return -EINVAL;
+ }
+
+ if (value == 0)
+ wl1271_info("split scan will be disabled");
+
+ mutex_lock(&wl->mutex);
+
+ wl->conf.scan.split_scan_timeout = value * 1000;
+
+ mutex_unlock(&wl->mutex);
+ return count;
+}
+
+static const struct file_operations split_scan_timeout_ops = {
+ .read = split_scan_timeout_read,
+ .write = split_scan_timeout_write,
+ .open = wl1271_open_file_generic,
+ .llseek = default_llseek,
+};
+
static ssize_t driver_state_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
@@ -1082,6 +1124,7 @@ static int wl1271_debugfs_add_files(struct wl1271 *wl,
DEBUGFS_ADD(beacon_filtering, rootdir);
DEBUGFS_ADD(dynamic_ps_timeout, rootdir);
DEBUGFS_ADD(forced_ps, rootdir);
+ DEBUGFS_ADD(split_scan_timeout, rootdir);
streaming = debugfs_create_dir("rx_streaming", rootdir);
if (!streaming || IS_ERR(streaming))
--
1.7.6.401.g6a319
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