From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-wi0-f174.google.com ([209.85.212.174]:44318 "EHLO mail-wi0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755427Ab2BBLvP (ORCPT ); Thu, 2 Feb 2012 06:51:15 -0500 Received: by mail-wi0-f174.google.com with SMTP id s10so1677445wic.19 for ; Thu, 02 Feb 2012 03:51:15 -0800 (PST) From: Eliad Peller To: Luciano Coelho Cc: , Eyal Shapira , Eyal Shapira Subject: [PATCH 4/4] wl12xx: add split_scan_timeout debugfs file Date: Thu, 2 Feb 2012 13:54:29 +0200 Message-Id: <1328183669-21059-5-git-send-email-eliad@wizery.com> (sfid-20120202_125120_623999_36B4401E) In-Reply-To: <1328183669-21059-1-git-send-email-eliad@wizery.com> References: <1328183669-21059-1-git-send-email-eliad@wizery.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Eyal Shapira Add control over split_scan_timeout through debugfs. Values are in ms while 0 will disable split scan. Signed-off-by: Eyal Shapira Signed-off-by: Eliad Peller --- 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