diff options
author | Sergey Matyukevich <sergey.matyukevich.os@quantenna.com> | 2018-08-02 13:40:43 +0300 |
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committer | Kalle Valo <kvalo@codeaurora.org> | 2018-08-02 21:55:49 +0300 |
commit | 28b9188483908b2579fc4bbb2ec07e9ffdca69f7 (patch) | |
tree | 053903b6e6515685df4481d767ad50bd05fa17d7 /drivers/net/wireless/quantenna/qtnfmac/cfg80211.c | |
parent | a33ce21e2afcdc29b749f74a5ec489595c417907 (diff) | |
download | linux-28b9188483908b2579fc4bbb2ec07e9ffdca69f7.tar.xz |
qtnfmac: implement basic WoWLAN support
This patch implements basic WoWLAN support in qtnfmac driver, including
processing of WoWLAN features reported by firmware and implementation
of cfg80211 suspend/resume/wakeup callbacks. Currently the following
WoWLAN triggers are supported: disconnect, magic packet,
custom pattern packet.
Signed-off-by: Sergey Matyukevich <sergey.matyukevich.os@quantenna.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/quantenna/qtnfmac/cfg80211.c')
-rw-r--r-- | drivers/net/wireless/quantenna/qtnfmac/cfg80211.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c index 0032fa9fdddd..4aa332f4646b 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c +++ b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c @@ -859,6 +859,72 @@ static int qtnf_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, return ret; } +#ifdef CONFIG_PM +static int qtnf_suspend(struct wiphy *wiphy, struct cfg80211_wowlan *wowlan) +{ + struct qtnf_wmac *mac = wiphy_priv(wiphy); + struct qtnf_vif *vif; + int ret = 0; + + vif = qtnf_mac_get_base_vif(mac); + if (!vif) { + pr_err("MAC%u: primary VIF is not configured\n", mac->macid); + ret = -EFAULT; + goto exit; + } + + if (!wowlan) { + pr_debug("WoWLAN triggers are not enabled\n"); + qtnf_virtual_intf_cleanup(vif->netdev); + goto exit; + } + + qtnf_scan_done(vif->mac, true); + + ret = qtnf_cmd_send_wowlan_set(vif, wowlan); + if (ret) { + pr_err("MAC%u: failed to set WoWLAN triggers\n", + mac->macid); + goto exit; + } + +exit: + return ret; +} + +static int qtnf_resume(struct wiphy *wiphy) +{ + struct qtnf_wmac *mac = wiphy_priv(wiphy); + struct qtnf_vif *vif; + int ret = 0; + + vif = qtnf_mac_get_base_vif(mac); + if (!vif) { + pr_err("MAC%u: primary VIF is not configured\n", mac->macid); + ret = -EFAULT; + goto exit; + } + + ret = qtnf_cmd_send_wowlan_set(vif, NULL); + if (ret) { + pr_err("MAC%u: failed to reset WoWLAN triggers\n", + mac->macid); + goto exit; + } + +exit: + return ret; +} + +static void qtnf_set_wakeup(struct wiphy *wiphy, bool enabled) +{ + struct qtnf_wmac *mac = wiphy_priv(wiphy); + struct qtnf_bus *bus = mac->bus; + + device_set_wakeup_enable(bus->dev, enabled); +} +#endif + static struct cfg80211_ops qtn_cfg80211_ops = { .add_virtual_intf = qtnf_add_virtual_intf, .change_virtual_intf = qtnf_change_virtual_intf, @@ -886,6 +952,11 @@ static struct cfg80211_ops qtn_cfg80211_ops = { .start_radar_detection = qtnf_start_radar_detection, .set_mac_acl = qtnf_set_mac_acl, .set_power_mgmt = qtnf_set_power_mgmt, +#ifdef CONFIG_PM + .suspend = qtnf_suspend, + .resume = qtnf_resume, + .set_wakeup = qtnf_set_wakeup, +#endif }; static void qtnf_cfg80211_reg_notifier(struct wiphy *wiphy_in, @@ -1038,6 +1109,11 @@ int qtnf_wiphy_register(struct qtnf_hw_info *hw_info, struct qtnf_wmac *mac) if (hw_info->hw_capab & QLINK_HW_CAPAB_SCAN_RANDOM_MAC_ADDR) wiphy->features |= NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR; +#ifdef CONFIG_PM + if (macinfo->wowlan) + wiphy->wowlan = macinfo->wowlan; +#endif + if (hw_info->hw_capab & QLINK_HW_CAPAB_REG_UPDATE) { wiphy->regulatory_flags |= REGULATORY_STRICT_REG | REGULATORY_CUSTOM_REG; |