From: Sujith Manoharan <c_manoha@xxxxxxxxxxxxxxxx>
Use CONFIG_ATH9K_CHANNEL_CONTEXT to exclude more functions:
ath_offchannel_channel_change()
ath_scan_channel_start()
ath_scan_send_probe()
Signed-off-by: Sujith Manoharan <c_manoha@xxxxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/ath9k.h | 1 -
drivers/net/wireless/ath/ath9k/channel.c | 120 +++++++++++++++----------------
2 files changed, 60 insertions(+), 61 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index f9863e6..3b4201c 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -420,7 +420,6 @@ void ath_chanctx_set_channel(struct ath_softc *sc, struct ath_chanctx *ctx,
void ath_chanctx_switch(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);
-void ath_offchannel_channel_change(struct ath_softc *sc);
void ath_chanctx_offchan_switch(struct ath_softc *sc,
struct ieee80211_channel *chan);
struct ath_chanctx *ath_chanctx_get_oper_chan(struct ath_softc *sc,
diff --git a/drivers/net/wireless/ath/ath9k/channel.c b/drivers/net/wireless/ath/ath9k/channel.c
index 61ed7a7..cd8af45 100644
--- a/drivers/net/wireless/ath/ath9k/channel.c
+++ b/drivers/net/wireless/ath/ath9k/channel.c
@@ -16,23 +16,6 @@
#include "ath9k.h"
-static const char *offchannel_state_string(enum ath_offchannel_state state)
-{
-#define case_rtn_string(val) case val: return #val
-
- switch (state) {
- case_rtn_string(ATH_OFFCHANNEL_IDLE);
- case_rtn_string(ATH_OFFCHANNEL_PROBE_SEND);
- case_rtn_string(ATH_OFFCHANNEL_PROBE_WAIT);
- case_rtn_string(ATH_OFFCHANNEL_SUSPEND);
- case_rtn_string(ATH_OFFCHANNEL_ROC_START);
- case_rtn_string(ATH_OFFCHANNEL_ROC_WAIT);
- case_rtn_string(ATH_OFFCHANNEL_ROC_DONE);
- default:
- return "unknown";
- }
-}
-
/* Set/change channels. If the channel is really being changed, it's done
* by reseting the chip. To accomplish this we must first cleanup any pending
* DMA, then restart stuff.
@@ -616,6 +599,25 @@ void ath_scan_complete(struct ath_softc *sc, bool abort)
ath9k_ps_restore(sc);
}
+#ifdef CONFIG_ATH9K_CHANNEL_CONTEXT
+
+static const char *offchannel_state_string(enum ath_offchannel_state state)
+{
+#define case_rtn_string(val) case val: return #val
+
+ switch (state) {
+ case_rtn_string(ATH_OFFCHANNEL_IDLE);
+ case_rtn_string(ATH_OFFCHANNEL_PROBE_SEND);
+ case_rtn_string(ATH_OFFCHANNEL_PROBE_WAIT);
+ case_rtn_string(ATH_OFFCHANNEL_SUSPEND);
+ case_rtn_string(ATH_OFFCHANNEL_ROC_START);
+ case_rtn_string(ATH_OFFCHANNEL_ROC_WAIT);
+ case_rtn_string(ATH_OFFCHANNEL_ROC_DONE);
+ default:
+ return "unknown";
+ }
+}
+
static void ath_scan_send_probe(struct ath_softc *sc,
struct cfg80211_ssid *ssid)
{
@@ -674,49 +676,6 @@ static void ath_scan_channel_start(struct ath_softc *sc)
mod_timer(&sc->offchannel.timer, jiffies + sc->offchannel.duration);
}
-void ath_offchannel_channel_change(struct ath_softc *sc)
-{
- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
-
- ath_dbg(common, CHAN_CTX, "%s: state: %s\n",
- __func__, offchannel_state_string(sc->offchannel.state));
-
- switch (sc->offchannel.state) {
- case ATH_OFFCHANNEL_PROBE_SEND:
- if (!sc->offchannel.scan_req)
- return;
-
- if (sc->cur_chan->chandef.chan !=
- sc->offchannel.chan.chandef.chan)
- return;
-
- ath_scan_channel_start(sc);
- break;
- case ATH_OFFCHANNEL_IDLE:
- if (!sc->offchannel.scan_req)
- return;
-
- ath_scan_complete(sc, false);
- break;
- case ATH_OFFCHANNEL_ROC_START:
- if (sc->cur_chan != &sc->offchannel.chan)
- break;
-
- sc->offchannel.state = ATH_OFFCHANNEL_ROC_WAIT;
- mod_timer(&sc->offchannel.timer, jiffies +
- msecs_to_jiffies(sc->offchannel.duration));
- ieee80211_ready_on_channel(sc->hw);
- break;
- case ATH_OFFCHANNEL_ROC_DONE:
- ath_roc_complete(sc, false);
- break;
- default:
- break;
- }
-}
-
-#ifdef CONFIG_ATH9K_CHANNEL_CONTEXT
-
static void ath_chanctx_timer(unsigned long data)
{
struct ath_softc *sc = (struct ath_softc *) data;
@@ -848,6 +807,47 @@ static bool ath_chanctx_defer_switch(struct ath_softc *sc)
return true;
}
+static void ath_offchannel_channel_change(struct ath_softc *sc)
+{
+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+
+ ath_dbg(common, CHAN_CTX, "%s: state: %s\n",
+ __func__, offchannel_state_string(sc->offchannel.state));
+
+ switch (sc->offchannel.state) {
+ case ATH_OFFCHANNEL_PROBE_SEND:
+ if (!sc->offchannel.scan_req)
+ return;
+
+ if (sc->cur_chan->chandef.chan !=
+ sc->offchannel.chan.chandef.chan)
+ return;
+
+ ath_scan_channel_start(sc);
+ break;
+ case ATH_OFFCHANNEL_IDLE:
+ if (!sc->offchannel.scan_req)
+ return;
+
+ ath_scan_complete(sc, false);
+ break;
+ case ATH_OFFCHANNEL_ROC_START:
+ if (sc->cur_chan != &sc->offchannel.chan)
+ break;
+
+ sc->offchannel.state = ATH_OFFCHANNEL_ROC_WAIT;
+ mod_timer(&sc->offchannel.timer, jiffies +
+ msecs_to_jiffies(sc->offchannel.duration));
+ ieee80211_ready_on_channel(sc->hw);
+ break;
+ case ATH_OFFCHANNEL_ROC_DONE:
+ ath_roc_complete(sc, false);
+ break;
+ default:
+ break;
+ }
+}
+
void ath_chanctx_set_next(struct ath_softc *sc, bool force)
{
struct timespec ts;
--
2.0.4
--
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