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mac80211: remove debugfs noack test 

This feature has been superseded by the NoAck per Queue feature.

Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Mathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Simon Wunderlich 2011-11-18 14:20:42 +01:00 committed by John W. Linville
parent eb1852b105
commit 6fd67e937e
4 changed files with 2 additions and 47 deletions
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35
net/mac80211/debugfs.c
View File

@ -97,40 +97,6 @@ static const struct file_operations reset_ops = {
.llseek = noop_llseek,
};
static ssize_t noack_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_local *local = file->private_data;
return mac80211_format_buffer(user_buf, count, ppos, "%d\n",
local->wifi_wme_noack_test);
}
static ssize_t noack_write(struct file *file,
const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_local *local = file->private_data;
char buf[10];
size_t len;
len = min(count, sizeof(buf) - 1);
if (copy_from_user(buf, user_buf, len))
return -EFAULT;
buf[len] = '\0';
local->wifi_wme_noack_test = !!simple_strtoul(buf, NULL, 0);
return count;
}
static const struct file_operations noack_ops = {
.read = noack_read,
.write = noack_write,
.open = mac80211_open_file_generic,
.llseek = default_llseek,
};
static ssize_t uapsd_queues_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
@ -398,7 +364,6 @@ void debugfs_hw_add(struct ieee80211_local *local)
DEBUGFS_ADD(wep_iv);
DEBUGFS_ADD(queues);
DEBUGFS_ADD_MODE(reset, 0200);
DEBUGFS_ADD(noack);
DEBUGFS_ADD(uapsd_queues);
DEBUGFS_ADD(uapsd_max_sp_len);
DEBUGFS_ADD(channel_type);

1
net/mac80211/ieee80211_i.h
View File

@ -961,7 +961,6 @@ struct ieee80211_local {
int total_ps_buffered; /* total number of all buffered unicast and
* multicast packets for power saving stations
*/
int wifi_wme_noack_test;
unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */
/*

10
net/mac80211/tx.c
View File

@ -1173,16 +1173,8 @@ ieee80211_tx_prepare(struct ieee80211_sub_if_data *sdata,
if (is_multicast_ether_addr(hdr->addr1)) {
tx->flags &= ~IEEE80211_TX_UNICAST;
info->flags |= IEEE80211_TX_CTL_NO_ACK;
} else {
} else
tx->flags |= IEEE80211_TX_UNICAST;
if (unlikely(local->wifi_wme_noack_test))
info->flags |= IEEE80211_TX_CTL_NO_ACK;
/*
* Flags are initialized to 0. Hence, no need to
* explicitly unset IEEE80211_TX_CTL_NO_ACK since
* it might already be set for injected frames.
*/
}
if (!(info->flags & IEEE80211_TX_CTL_DONTFRAG)) {
if (!(tx->flags & IEEE80211_TX_UNICAST) ||

3
net/mac80211/wme.c
View File

@ -150,8 +150,7 @@ void ieee80211_set_qos_hdr(struct ieee80211_sub_if_data *sdata,
/* preserve EOSP bit */
ack_policy = *p & IEEE80211_QOS_CTL_EOSP;
if (unlikely(sdata->local->wifi_wme_noack_test) ||
is_multicast_ether_addr(hdr->addr1))
if (is_multicast_ether_addr(hdr->addr1))
ack_policy |= IEEE80211_QOS_CTL_ACK_POLICY_NOACK;
/* qos header is 2 bytes */
*p++ = ack_policy | tid;