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mac80211: add debugfs file for HW queues 

Add a debugfs file showing which HW queues were
allocated to a virtual interface, including the
CAB queue for AP interfaces.

Change-Id: I486924e961b6ad6785a79db09620919ee644e703
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2012-11-08 15:29:28 +01:00
parent 1c963bec35
commit 08643315e5
1 changed files with 21 additions and 0 deletions
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21
net/mac80211/debugfs_netdev.c
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@ -173,6 +173,26 @@ IEEE80211_IF_FILE(txpower, vif.bss_conf.txpower, DEC);
IEEE80211_IF_FILE(ap_power_level, ap_power_level, DEC);
IEEE80211_IF_FILE(user_power_level, user_power_level, DEC);
static ssize_t
ieee80211_if_fmt_hw_queues(const struct ieee80211_sub_if_data *sdata,
char *buf, int buflen)
{
int len;
len = scnprintf(buf, buflen, "AC queues: VO:%d VI:%d BE:%d BK:%d\n",
sdata->vif.hw_queue[IEEE80211_AC_VO],
sdata->vif.hw_queue[IEEE80211_AC_VI],
sdata->vif.hw_queue[IEEE80211_AC_BE],
sdata->vif.hw_queue[IEEE80211_AC_BK]);
if (sdata->vif.type == NL80211_IFTYPE_AP)
len += scnprintf(buf + len, buflen - len, "cab queue: %d\n",
sdata->vif.cab_queue);
return len;
}
__IEEE80211_IF_FILE(hw_queues, NULL);
/* STA attributes */
IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC);
IEEE80211_IF_FILE(aid, u.mgd.aid, DEC);
@ -511,6 +531,7 @@ static void add_common_files(struct ieee80211_sub_if_data *sdata)
DEBUGFS_ADD(rc_rateidx_mask_5ghz);
DEBUGFS_ADD(rc_rateidx_mcs_mask_2ghz);
DEBUGFS_ADD(rc_rateidx_mcs_mask_5ghz);
DEBUGFS_ADD(hw_queues);
}
static void add_sta_files(struct ieee80211_sub_if_data *sdata)