@@ -8,9 +8,9 @@ cw1200_core-y := \
wsm.o \
sta.o \
scan.o \
- pm.o \
debug.o
cw1200_core-$(CONFIG_CW1200_ITP) += itp.o
+cw1200_core-$(CONFIG_PM) += pm.o
# CFLAGS_sta.o += -DDEBUG
@@ -334,6 +334,7 @@ static void cw1200_sdio_disconnect(struct sdio_func *func)
}
}
+#ifdef CONFIG_PM
static int cw1200_sdio_suspend(struct device *dev)
{
int ret;
@@ -360,15 +361,18 @@ static const struct dev_pm_ops cw1200_pm_ops = {
.suspend = cw1200_sdio_suspend,
.resume = cw1200_sdio_resume,
};
+#endif
static struct sdio_driver sdio_driver = {
.name = "cw1200_wlan_sdio",
.id_table = cw1200_sdio_ids,
.probe = cw1200_sdio_probe,
.remove = cw1200_sdio_disconnect,
+#ifdef CONFIG_PM
.drv = {
.pm = &cw1200_pm_ops,
}
+#endif
};
/* Init Module function -> Called by insmod */
@@ -436,6 +436,7 @@ static int cw1200_spi_disconnect(struct spi_device *func)
return 0;
}
+#ifdef CONFIG_PM
static int cw1200_spi_suspend(struct device *dev, pm_message_t state)
{
struct sbus_priv *self = spi_get_drvdata(to_spi_device(dev));
@@ -451,6 +452,7 @@ static int cw1200_spi_resume(struct device *dev)
{
return 0;
}
+#endif
static struct spi_driver spi_driver = {
.probe = cw1200_spi_probe,
@@ -459,8 +461,10 @@ static struct spi_driver spi_driver = {
.name = "cw1200_wlan_spi",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
+#ifdef CONFIG_PM
.suspend = cw1200_spi_suspend,
.resume = cw1200_spi_resume,
+#endif
},
};
@@ -234,8 +234,10 @@ static const struct ieee80211_ops cw1200_ops = {
.get_stats = cw1200_get_stats,
.ampdu_action = cw1200_ampdu_action,
.flush = cw1200_flush,
+#ifdef CONFIG_PM
.suspend = cw1200_wow_suspend,
.resume = cw1200_wow_resume,
+#endif
/* Intentionally not offloaded: */
/*.channel_switch = cw1200_channel_switch, */
/*.remain_on_channel = cw1200_remain_on_channel, */
@@ -292,10 +294,12 @@ static struct ieee80211_hw *cw1200_init_common(const u8 *macaddr,
BIT(NL80211_IFTYPE_P2P_CLIENT) |
BIT(NL80211_IFTYPE_P2P_GO);
+#ifdef CONFIG_PM
/* Support only for limited wowlan functionalities */
hw->wiphy->wowlan.flags = WIPHY_WOWLAN_ANY |
WIPHY_WOWLAN_DISCONNECT;
hw->wiphy->wowlan.n_patterns = 0;
+#endif
hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD;
@@ -419,18 +423,22 @@ static int cw1200_register_common(struct ieee80211_hw *dev)
goto done;
#endif
+#ifdef CONFIG_PM
err = cw1200_pm_init(&priv->pm_state, priv);
if (err) {
pr_err("Cannot init PM. (%d).\n",
err);
return err;
}
+#endif
err = ieee80211_register_hw(dev);
if (err) {
pr_err("Cannot register device (%d).\n",
err);
+#ifdef CONFIG_PM
cw1200_pm_deinit(&priv->pm_state);
+#endif
return err;
}
@@ -482,7 +490,9 @@ static void cw1200_unregister_common(struct ieee80211_hw *dev)
cw1200_queue_deinit(&priv->tx_queue[i]);
cw1200_queue_stats_deinit(&priv->tx_queue_stats);
+#ifdef CONFIG_PM
cw1200_pm_deinit(&priv->pm_state);
+#endif
}
/* Clock is in KHz */
@@ -25,14 +25,19 @@ struct cw1200_pm_state {
spinlock_t lock; /* Protect access */
};
+#ifdef CONFIG_PM
int cw1200_pm_init(struct cw1200_pm_state *pm,
struct cw1200_common *priv);
void cw1200_pm_deinit(struct cw1200_pm_state *pm);
-void cw1200_pm_stay_awake(struct cw1200_pm_state *pm,
- unsigned long tmo);
int cw1200_wow_suspend(struct ieee80211_hw *hw,
struct cfg80211_wowlan *wowlan);
int cw1200_wow_resume(struct ieee80211_hw *hw);
int cw1200_can_suspend(struct cw1200_common *priv);
-
+void cw1200_pm_stay_awake(struct cw1200_pm_state *pm,
+ unsigned long tmo);
+#else
+static inline void cw1200_pm_stay_awake(struct cw1200_pm_state *pm,
+ unsigned long tmo) {
+}
+#endif
#endif
Intel's 0-day kernel build tester caught this build failure. This patch properly wraps everything that depends on CONFIG_PM. Signed-off-by: Solomon Peachy <pizza@shaftnet.org> --- drivers/net/wireless/cw1200/Makefile | 2 +- drivers/net/wireless/cw1200/cw1200_sdio.c | 4 ++++ drivers/net/wireless/cw1200/cw1200_spi.c | 4 ++++ drivers/net/wireless/cw1200/main.c | 10 ++++++++++ drivers/net/wireless/cw1200/pm.h | 11 ++++++++--- 5 files changed, 27 insertions(+), 4 deletions(-)