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Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c24
1 files changed, 10 insertions, 14 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 391445c6b89..eeb6da8505c 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -417,9 +417,6 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local,
memset(&params, 0, sizeof(params));
- if (!local->ops->conf_tx)
- return;
-
local->wmm_acm = 0;
for (; left >= 4; left -= 4, pos += 4) {
int aci = (pos[0] >> 5) & 0x03;
@@ -427,26 +424,26 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local,
int queue;
switch (aci) {
- case 1:
+ case 1: /* AC_BK */
queue = 3;
if (acm)
- local->wmm_acm |= BIT(0) | BIT(3);
+ local->wmm_acm |= BIT(1) | BIT(2); /* BK/- */
break;
- case 2:
+ case 2: /* AC_VI */
queue = 1;
if (acm)
- local->wmm_acm |= BIT(4) | BIT(5);
+ local->wmm_acm |= BIT(4) | BIT(5); /* CL/VI */
break;
- case 3:
+ case 3: /* AC_VO */
queue = 0;
if (acm)
- local->wmm_acm |= BIT(6) | BIT(7);
+ local->wmm_acm |= BIT(6) | BIT(7); /* VO/NC */
break;
- case 0:
+ case 0: /* AC_BE */
default:
queue = 2;
if (acm)
- local->wmm_acm |= BIT(1) | BIT(2);
+ local->wmm_acm |= BIT(0) | BIT(3); /* BE/EE */
break;
}
@@ -460,9 +457,8 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local,
local->mdev->name, queue, aci, acm, params.aifs, params.cw_min,
params.cw_max, params.txop);
#endif
- /* TODO: handle ACM (block TX, fallback to next lowest allowed
- * AC for now) */
- if (local->ops->conf_tx(local_to_hw(local), queue, &params)) {
+ if (local->ops->conf_tx &&
+ local->ops->conf_tx(local_to_hw(local), queue, &params)) {
printk(KERN_DEBUG "%s: failed to set TX queue "
"parameters for queue %d\n", local->mdev->name, queue);
}