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authorJohannes Berg <johannes.berg@intel.com>2015-06-02 21:39:54 +0200
committerJohannes Berg <johannes.berg@intel.com>2015-06-10 16:05:36 +0200
commit30686bf7f5b3c30831761e188a6e3cb33580fa48 (patch)
tree65be6b3ae5d661bf076af64855555f562fe356fd /net/mac80211/status.c
parentMerge remote-tracking branch 'net-next/master' into mac80211-next (diff)
downloadlinux-30686bf7f5b3c30831761e188a6e3cb33580fa48.tar.xz
linux-30686bf7f5b3c30831761e188a6e3cb33580fa48.zip
mac80211: convert HW flags to unsigned long bitmap
As we're running out of hardware capability flags pretty quickly, convert them to use the regular test_bit() style unsigned long bitmaps. This introduces a number of helper functions/macros to set and to test the bits, along with new debugfs code. The occurrences of an explicit __clear_bit() are intentional, the drivers were never supposed to change their supported bits on the fly. We should investigate changing this to be a per-frame flag. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/status.c')
-rw-r--r--net/mac80211/status.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/net/mac80211/status.c b/net/mac80211/status.c
index 67c428735a51..45628f37c083 100644
--- a/net/mac80211/status.c
+++ b/net/mac80211/status.c
@@ -181,7 +181,7 @@ static void ieee80211_frame_acked(struct sta_info *sta, struct sk_buff *skb)
struct ieee80211_local *local = sta->local;
struct ieee80211_sub_if_data *sdata = sta->sdata;
- if (local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS)
+ if (ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS))
sta->last_rx = jiffies;
if (ieee80211_is_data_qos(mgmt->frame_control)) {
@@ -414,8 +414,7 @@ static void ieee80211_tdls_td_tx_handle(struct ieee80211_local *local,
if (is_teardown) {
/* This mechanism relies on being able to get ACKs */
- WARN_ON(!(local->hw.flags &
- IEEE80211_HW_REPORTS_TX_ACK_STATUS));
+ WARN_ON(!ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS));
/* Check if peer has ACKed */
if (flags & IEEE80211_TX_STAT_ACK) {
@@ -731,7 +730,7 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
ieee80211_get_qos_ctl(hdr),
sta, true, acked);
- if ((local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL) &&
+ if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL) &&
(ieee80211_is_data(hdr->frame_control)) &&
(rates_idx != -1))
sta->last_tx_rate = info->status.rates[rates_idx];
@@ -798,11 +797,11 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
ieee80211_frame_acked(sta, skb);
if ((sta->sdata->vif.type == NL80211_IFTYPE_STATION) &&
- (local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS))
+ ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS))
ieee80211_sta_tx_notify(sta->sdata, (void *) skb->data,
acked, info->status.tx_time);
- if (local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS) {
+ if (ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS)) {
if (info->flags & IEEE80211_TX_STAT_ACK) {
if (sta->lost_packets)
sta->lost_packets = 0;
@@ -853,7 +852,7 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
}
if (ieee80211_is_nullfunc(fc) && ieee80211_has_pm(fc) &&
- (local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS) &&
+ ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS) &&
!(info->flags & IEEE80211_TX_CTL_INJECTED) &&
local->ps_sdata && !(local->scanning)) {
if (info->flags & IEEE80211_TX_STAT_ACK) {