wl12xx_sdio: declare support for NL80211_WOW_TRIGGER_ANYTHING trigger

Since wowlan requires the ability to stay awake while the host
is suspended, declare support for NL80211_WOW_TRIGGER_ANYTHING
if the MMC_PM_KEEP_POWER capability is being supported.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/net/wireless/wl12xx/sdio.c b/drivers/net/wireless/wl12xx/sdio.c
index 41183db3483..92d29a860fc 100644
--- a/drivers/net/wireless/wl12xx/sdio.c
+++ b/drivers/net/wireless/wl12xx/sdio.c
@@ -231,6 +231,7 @@ static int __devinit wl1271_probe(struct sdio_func *func,
         const struct wl12xx_platform_data *wlan_data;
         struct wl1271 *wl;
         unsigned long irqflags;
+        mmc_pm_flag_t mmcflags;
         int ret;
 
         /* We are only able to handle the wlan function */
@@ -282,6 +283,13 @@ static int __devinit wl1271_probe(struct sdio_func *func,
 
         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 (mmcflags & MMC_PM_KEEP_POWER)
+                hw->wiphy->wowlan.flags = WIPHY_WOWLAN_ANY;
+
         ret = wl1271_init_ieee80211(wl);
         if (ret)
                 goto out_irq;