From 08643315e55fd781cf2d533d33d41a280b33133f Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Thu, 8 Nov 2012 15:29:28 +0100 Subject: 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 --- net/mac80211/debugfs_netdev.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c index 9b6afb3698f..ba9bd0ef119 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) -- cgit v1.2.3-18-g5258