diff options
| -rw-r--r-- | drivers/net/wireless/bcmdhd/dhd.h | 8 | ||||
| -rw-r--r-- | drivers/net/wireless/bcmdhd/dhd_linux.c | 64 |
2 files changed, 64 insertions, 8 deletions
diff --git a/drivers/net/wireless/bcmdhd/dhd.h b/drivers/net/wireless/bcmdhd/dhd.h index 34616d3..5160ee1 100644 --- a/drivers/net/wireless/bcmdhd/dhd.h +++ b/drivers/net/wireless/bcmdhd/dhd.h @@ -301,6 +301,8 @@ extern int dhd_os_wake_unlock(dhd_pub_t *pub); extern int dhd_os_wake_lock_timeout(dhd_pub_t *pub); extern int dhd_os_wake_lock_rx_timeout_enable(dhd_pub_t *pub, int val); extern int dhd_os_wake_lock_ctrl_timeout_enable(dhd_pub_t *pub, int val); +extern int dhd_os_wd_wake_lock(dhd_pub_t *pub); +extern int dhd_os_wd_wake_unlock(dhd_pub_t *pub); inline static void MUTEX_LOCK_SOFTAP_SET_INIT(dhd_pub_t * dhdp) { @@ -323,8 +325,10 @@ inline static void MUTEX_UNLOCK_SOFTAP_SET(dhd_pub_t * dhdp) #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) */ } -#define DHD_OS_WAKE_LOCK(pub) dhd_os_wake_lock(pub) -#define DHD_OS_WAKE_UNLOCK(pub) dhd_os_wake_unlock(pub) +#define DHD_OS_WAKE_LOCK(pub) dhd_os_wake_lock(pub) +#define DHD_OS_WAKE_UNLOCK(pub) dhd_os_wake_unlock(pub) +#define DHD_OS_WD_WAKE_LOCK(pub) dhd_os_wd_wake_lock(pub) +#define DHD_OS_WD_WAKE_UNLOCK(pub) dhd_os_wd_wake_unlock(pub) #define DHD_OS_WAKE_LOCK_TIMEOUT(pub) dhd_os_wake_lock_timeout(pub) #define DHD_OS_WAKE_LOCK_RX_TIMEOUT_ENABLE(pub, val) dhd_os_wake_lock_rx_timeout_enable(pub, val) #define DHD_OS_WAKE_LOCK_CTRL_TIMEOUT_ENABLE(pub, val) dhd_os_wake_lock_ctrl_timeout_enable(pub, val) diff --git a/drivers/net/wireless/bcmdhd/dhd_linux.c b/drivers/net/wireless/bcmdhd/dhd_linux.c index 0f419a5..d0b4c1c 100644 --- a/drivers/net/wireless/bcmdhd/dhd_linux.c +++ b/drivers/net/wireless/bcmdhd/dhd_linux.c @@ -259,6 +259,7 @@ typedef struct dhd_info { struct wake_lock wl_wifi; /* Wifi wakelock */ struct wake_lock wl_rxwake; /* Wifi rx wakelock */ struct wake_lock wl_ctrlwake; /* Wifi ctrl wakelock */ + struct wake_lock wl_wdwake; /* Wifi wd wakelock */ #endif #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 25)) @@ -270,6 +271,7 @@ typedef struct dhd_info { #endif spinlock_t wakelock_spinlock; int wakelock_counter; + int wakelock_wd_counter; int wakelock_rx_timeout_enable; int wakelock_ctrl_timeout_enable; @@ -1697,7 +1699,6 @@ dhd_watchdog_thread(void *data) dhd_os_spin_unlock(&dhd->pub, flags); } dhd_os_sdunlock(&dhd->pub); - DHD_OS_WAKE_UNLOCK(&dhd->pub); } else { break; } @@ -1711,9 +1712,7 @@ static void dhd_watchdog(ulong data) dhd_info_t *dhd = (dhd_info_t *)data; unsigned long flags; - DHD_OS_WAKE_LOCK(&dhd->pub); if (dhd->pub.dongle_reset) { - DHD_OS_WAKE_UNLOCK(&dhd->pub); return; } @@ -1737,7 +1736,6 @@ static void dhd_watchdog(ulong data) mod_timer(&dhd->timer, jiffies + msecs_to_jiffies(dhd_watchdog_ms)); dhd_os_spin_unlock(&dhd->pub, flags); dhd_os_sdunlock(&dhd->pub); - DHD_OS_WAKE_UNLOCK(&dhd->pub); } #ifdef DHDTHREAD @@ -2681,12 +2679,14 @@ dhd_attach(osl_t *osh, struct dhd_bus *bus, uint bus_hdrlen) /* Initialize Wakelock stuff */ spin_lock_init(&dhd->wakelock_spinlock); dhd->wakelock_counter = 0; + dhd->wakelock_wd_counter = 0; dhd->wakelock_rx_timeout_enable = 0; dhd->wakelock_ctrl_timeout_enable = 0; #ifdef CONFIG_HAS_WAKELOCK wake_lock_init(&dhd->wl_wifi, WAKE_LOCK_SUSPEND, "wlan_wake"); wake_lock_init(&dhd->wl_rxwake, WAKE_LOCK_SUSPEND, "wlan_rx_wake"); wake_lock_init(&dhd->wl_ctrlwake, WAKE_LOCK_SUSPEND, "wlan_ctrl_wake"); + wake_lock_init(&dhd->wl_wdwake, WAKE_LOCK_SUSPEND, "wlan_wd_wake"); #endif #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 25)) mutex_init(&dhd->dhd_net_if_mutex); @@ -2871,12 +2871,12 @@ dhd_bus_start(dhd_pub_t *dhdp) dhd->wd_timer_valid = FALSE; dhd_os_spin_unlock(&dhd->pub, flags); del_timer_sync(&dhd->timer); - DHD_ERROR(("%s Host failed to register for OOB\n", __FUNCTION__)); #ifdef DHDTHREAD if (dhd->threads_only) dhd_os_sdunlock(dhdp); #endif /* DHDTHREAD */ + DHD_OS_WD_WAKE_UNLOCK(&dhd->pub); return -ENODEV; } @@ -2895,6 +2895,7 @@ dhd_bus_start(dhd_pub_t *dhdp) if (dhd->threads_only) dhd_os_sdunlock(dhdp); #endif /* DHDTHREAD */ + DHD_OS_WD_WAKE_UNLOCK(&dhd->pub); return -ENODEV; } @@ -3787,10 +3788,15 @@ void dhd_detach(dhd_pub_t *dhdp) if (dhd->dhd_state & DHD_ATTACH_STATE_WAKELOCKS_INIT) { #ifdef CONFIG_HAS_WAKELOCK + dhd->wakelock_counter = 0; + dhd->wakelock_wd_counter = 0; + dhd->wakelock_rx_timeout_enable = 0; + dhd->wakelock_ctrl_timeout_enable = 0; wake_lock_destroy(&dhd->wl_wifi); wake_lock_destroy(&dhd->wl_rxwake); wake_lock_destroy(&dhd->wl_ctrlwake); -#endif + wake_lock_destroy(&dhd->wl_wdwake); +#endif /* CONFIG_HAS_WAKELOCK */ } } @@ -3983,11 +3989,18 @@ dhd_os_wd_timer(void *bus, uint wdtick) DHD_TRACE(("%s: Enter\n", __FUNCTION__)); + if (!dhd) + return; + + if (wdtick) + DHD_OS_WD_WAKE_LOCK(pub); + flags = dhd_os_spin_lock(pub); /* don't start the wd until fw is loaded */ if (pub->busstate == DHD_BUS_DOWN) { dhd_os_spin_unlock(pub, flags); + DHD_OS_WD_WAKE_UNLOCK(pub); return; } @@ -4000,6 +4013,7 @@ dhd_os_wd_timer(void *bus, uint wdtick) #else del_timer(&dhd->timer); #endif /* DHDTHREAD */ + DHD_OS_WD_WAKE_UNLOCK(pub); return; } @@ -4877,6 +4891,44 @@ int net_os_wake_unlock(struct net_device *dev) return ret; } +int dhd_os_wd_wake_lock(dhd_pub_t *pub) +{ + dhd_info_t *dhd = (dhd_info_t *)(pub->info); + unsigned long flags; + int ret = 0; + + if (dhd) { + spin_lock_irqsave(&dhd->wakelock_spinlock, flags); +#ifdef CONFIG_HAS_WAKELOCK + if (!dhd->wakelock_wd_counter) + wake_lock(&dhd->wl_wdwake); +#endif + dhd->wakelock_wd_counter++; + ret = dhd->wakelock_wd_counter; + spin_unlock_irqrestore(&dhd->wakelock_spinlock, flags); + } + return ret; +} + +int dhd_os_wd_wake_unlock(dhd_pub_t *pub) +{ + dhd_info_t *dhd = (dhd_info_t *)(pub->info); + unsigned long flags; + int ret = 0; + + if (dhd) { + spin_lock_irqsave(&dhd->wakelock_spinlock, flags); + if (dhd->wakelock_wd_counter) { + dhd->wakelock_wd_counter = 0; +#ifdef CONFIG_HAS_WAKELOCK + wake_unlock(&dhd->wl_wdwake); +#endif + } + spin_unlock_irqrestore(&dhd->wakelock_spinlock, flags); + } + return ret; +} + int dhd_os_check_if_up(void *dhdp) { dhd_pub_t *pub = (dhd_pub_t *)dhdp; |