diff options
Diffstat (limited to 'drivers/net/wireless/wl12xx/sdio.c')
| -rw-r--r-- | drivers/net/wireless/wl12xx/sdio.c | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/drivers/net/wireless/wl12xx/sdio.c b/drivers/net/wireless/wl12xx/sdio.c index 25215199049f..4dc4573b6861 100644 --- a/drivers/net/wireless/wl12xx/sdio.c +++ b/drivers/net/wireless/wl12xx/sdio.c @@ -272,17 +272,19 @@ static int __devinit wl1271_probe(struct sdio_func *func, goto out_free; } - enable_irq_wake(wl->irq); - device_init_wakeup(wl1271_sdio_wl_to_dev(wl), 1); + ret = enable_irq_wake(wl->irq); + if (!ret) { + wl->irq_wake_enabled = true; + device_init_wakeup(wl1271_sdio_wl_to_dev(wl), 1); - disable_irq(wl->irq); - - /* if sdio can keep power while host is suspended, enable wow */ - mmcflags = sdio_get_host_pm_caps(func); - wl1271_debug(DEBUG_SDIO, "sdio PM caps = 0x%x", mmcflags); + /* if sdio can keep power while host is suspended, enable wow */ + mmcflags = sdio_get_host_pm_caps(func); + wl1271_debug(DEBUG_SDIO, "sdio PM caps = 0x%x", mmcflags); - if (mmcflags & MMC_PM_KEEP_POWER) - hw->wiphy->wowlan.flags = WIPHY_WOWLAN_ANY; + if (mmcflags & MMC_PM_KEEP_POWER) + hw->wiphy->wowlan.flags = WIPHY_WOWLAN_ANY; + } + disable_irq(wl->irq); ret = wl1271_init_ieee80211(wl); if (ret) @@ -316,8 +318,10 @@ static void __devexit wl1271_remove(struct sdio_func *func) pm_runtime_get_noresume(&func->dev); wl1271_unregister_hw(wl); - device_init_wakeup(wl1271_sdio_wl_to_dev(wl), 0); - disable_irq_wake(wl->irq); + if (wl->irq_wake_enabled) { + device_init_wakeup(wl1271_sdio_wl_to_dev(wl), 0); + disable_irq_wake(wl->irq); + } free_irq(wl->irq, wl); wl1271_free_hw(wl); } |
