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authorJohannes Berg <johannes.berg@intel.com>2012-11-08 15:29:28 +0100
committerJohannes Berg <johannes.berg@intel.com>2012-11-09 17:26:41 +0100
commit08643315e55fd781cf2d533d33d41a280b33133f (patch)
treecfa4b63a8733aee8745c74344180cfcf3f7f62ac /net/mac80211/debugfs_netdev.c
parent1c963bec3534b175eed6f216a9d6ed6f082fe740 (diff)
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>
Diffstat (limited to 'net/mac80211/debugfs_netdev.c')
-rw-r--r--net/mac80211/debugfs_netdev.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c
index 9b6afb3698f6..ba9bd0ef119a 100644
--- a/net/mac80211/debugfs_netdev.c
+++ b/net/mac80211/debugfs_netdev.c
@@ -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)