Commit a09798f4 authored by Sujith Manoharan's avatar Sujith Manoharan Committed by John W. Linville

ath9k: Use ath_chanctx_check_active properly

ath_chanctx_check_active() is required only when channel contexts
are used. Make sure that it is not called in normal usage.
Signed-off-by: default avatarSujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent e90e302a
......@@ -417,8 +417,6 @@ ath_chanctx_get(struct ieee80211_chanctx_conf *ctx)
void ath_chanctx_init(struct ath_softc *sc);
void ath_chanctx_set_channel(struct ath_softc *sc, struct ath_chanctx *ctx,
struct cfg80211_chan_def *chandef);
void ath_chanctx_check_active(struct ath_softc *sc, struct ath_chanctx *ctx);
#ifdef CONFIG_ATH9K_CHANNEL_CONTEXT
bool ath9k_is_chanctx_enabled(void);
void ath9k_fill_chanctx_ops(void);
......@@ -434,6 +432,7 @@ void ath9k_p2p_bss_info_changed(struct ath_softc *sc,
struct ieee80211_vif *vif);
void ath9k_p2p_ps_timer(void *priv);
void ath9k_chanctx_wake_queues(struct ath_softc *sc);
void ath_chanctx_check_active(struct ath_softc *sc, struct ath_chanctx *ctx);
void ath_chanctx_beacon_recv_ev(struct ath_softc *sc, u32 ts,
enum ath_chanctx_event ev);
......@@ -499,6 +498,10 @@ static inline void ath9k_p2p_ps_timer(struct ath_softc *sc)
static inline void ath9k_chanctx_wake_queues(struct ath_softc *sc)
{
}
static inline void ath_chanctx_check_active(struct ath_softc *sc,
struct ath_chanctx *ctx)
{
}
#endif /* CONFIG_ATH9K_CHANNEL_CONTEXT */
int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan);
......
......@@ -101,51 +101,6 @@ static int ath_set_channel(struct ath_softc *sc)
return 0;
}
void ath_chanctx_check_active(struct ath_softc *sc, struct ath_chanctx *ctx)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ath_vif *avp;
bool active = false;
u8 n_active = 0;
if (!ctx)
return;
list_for_each_entry(avp, &ctx->vifs, list) {
struct ieee80211_vif *vif = avp->vif;
switch (vif->type) {
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_STATION:
if (vif->bss_conf.assoc)
active = true;
break;
default:
active = true;
break;
}
}
ctx->active = active;
ath_for_each_chanctx(sc, ctx) {
if (!ctx->assigned || list_empty(&ctx->vifs))
continue;
n_active++;
}
if (n_active <= 1) {
clear_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags);
return;
}
if (test_and_set_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags))
return;
if (ath9k_is_chanctx_enabled()) {
ath_chanctx_event(sc, NULL,
ATH_CHANCTX_EVENT_ENABLE_MULTICHANNEL);
}
}
void ath_chanctx_init(struct ath_softc *sc)
{
struct ath_chanctx *ctx;
......@@ -209,6 +164,51 @@ static const char *offchannel_state_string(enum ath_offchannel_state state)
}
}
void ath_chanctx_check_active(struct ath_softc *sc, struct ath_chanctx *ctx)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ath_vif *avp;
bool active = false;
u8 n_active = 0;
if (!ctx)
return;
list_for_each_entry(avp, &ctx->vifs, list) {
struct ieee80211_vif *vif = avp->vif;
switch (vif->type) {
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_STATION:
if (vif->bss_conf.assoc)
active = true;
break;
default:
active = true;
break;
}
}
ctx->active = active;
ath_for_each_chanctx(sc, ctx) {
if (!ctx->assigned || list_empty(&ctx->vifs))
continue;
n_active++;
}
if (n_active <= 1) {
clear_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags);
return;
}
if (test_and_set_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags))
return;
if (ath9k_is_chanctx_enabled()) {
ath_chanctx_event(sc, NULL,
ATH_CHANCTX_EVENT_ENABLE_MULTICHANNEL);
}
}
static struct ath_chanctx *
ath_chanctx_get_next(struct ath_softc *sc, struct ath_chanctx *ctx)
{
......
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