From 40d70dd12200ffeacfe9caaa8242e3ad2995bb5d Mon Sep 17 00:00:00 2001 From: Jussi Kivilinna Date: Tue, 21 Dec 2010 22:44:49 +0200 Subject: [PATCH] rndis_wlan: add support for set_power_mgmt Signed-off-by: Jussi Kivilinna Signed-off-by: John W. Linville --- drivers/net/wireless/rndis_wlan.c | 48 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c index 0cd971a4dd94..848cc2cce247 100644 --- a/drivers/net/wireless/rndis_wlan.c +++ b/drivers/net/wireless/rndis_wlan.c @@ -129,6 +129,7 @@ MODULE_PARM_DESC(workaround_interval, #define OID_802_11_RTS_THRESHOLD cpu_to_le32(0x0d01020a) #define OID_802_11_SUPPORTED_RATES cpu_to_le32(0x0d01020e) #define OID_802_11_CONFIGURATION cpu_to_le32(0x0d010211) +#define OID_802_11_POWER_MODE cpu_to_le32(0x0d010216) #define OID_802_11_BSSID_LIST cpu_to_le32(0x0d010217) @@ -239,6 +240,12 @@ enum ndis_80211_addwep_bits { NDIS_80211_ADDWEP_TRANSMIT_KEY = cpu_to_le32(1 << 31) }; +enum ndis_80211_power_mode { + NDIS_80211_POWER_MODE_CAM, + NDIS_80211_POWER_MODE_MAX_PSP, + NDIS_80211_POWER_MODE_FAST_PSP, +}; + struct ndis_80211_auth_request { __le32 length; u8 bssid[6]; @@ -503,6 +510,7 @@ struct rndis_wlan_private { /* hardware state */ bool radio_on; + int power_mode; int infra_mode; bool connected; u8 bssid[ETH_ALEN]; @@ -572,6 +580,9 @@ static int rndis_del_pmksa(struct wiphy *wiphy, struct net_device *netdev, static int rndis_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev); +static int rndis_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, + bool enabled, int timeout); + static int rndis_set_cqm_rssi_config(struct wiphy *wiphy, struct net_device *dev, s32 rssi_thold, u32 rssi_hyst); @@ -595,6 +606,7 @@ static const struct cfg80211_ops rndis_config_ops = { .set_pmksa = rndis_set_pmksa, .del_pmksa = rndis_del_pmksa, .flush_pmksa = rndis_flush_pmksa, + .set_power_mgmt = rndis_set_power_mgmt, .set_cqm_rssi_config = rndis_set_cqm_rssi_config, }; @@ -694,6 +706,7 @@ static const char *oid_to_string(__le32 oid) OID_STR(OID_802_11_ADD_KEY); OID_STR(OID_802_11_REMOVE_KEY); OID_STR(OID_802_11_ASSOCIATION_INFORMATION); + OID_STR(OID_802_11_CAPABILITY); OID_STR(OID_802_11_PMKID); OID_STR(OID_802_11_NETWORK_TYPES_SUPPORTED); OID_STR(OID_802_11_NETWORK_TYPE_IN_USE); @@ -704,6 +717,7 @@ static const char *oid_to_string(__le32 oid) OID_STR(OID_802_11_RTS_THRESHOLD); OID_STR(OID_802_11_SUPPORTED_RATES); OID_STR(OID_802_11_CONFIGURATION); + OID_STR(OID_802_11_POWER_MODE); OID_STR(OID_802_11_BSSID_LIST); #undef OID_STR } @@ -2574,6 +2588,38 @@ static int rndis_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev) return rndis_set_oid(usbdev, OID_802_11_PMKID, &pmkid, sizeof(pmkid)); } +static int rndis_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, + bool enabled, int timeout) +{ + struct rndis_wlan_private *priv = wiphy_priv(wiphy); + struct usbnet *usbdev = priv->usbdev; + int power_mode; + __le32 mode; + int ret; + + netdev_dbg(usbdev->net, "%s(): %s, %d\n", __func__, + enabled ? "enabled" : "disabled", + timeout); + + if (enabled) + power_mode = NDIS_80211_POWER_MODE_FAST_PSP; + else + power_mode = NDIS_80211_POWER_MODE_CAM; + + if (power_mode == priv->power_mode) + return 0; + + priv->power_mode = power_mode; + + mode = cpu_to_le32(power_mode); + ret = rndis_set_oid(usbdev, OID_802_11_POWER_MODE, &mode, sizeof(mode)); + + netdev_dbg(usbdev->net, "%s(): OID_802_11_POWER_MODE -> %d\n", + __func__, ret); + + return ret; +} + static int rndis_set_cqm_rssi_config(struct wiphy *wiphy, struct net_device *dev, s32 rssi_thold, u32 rssi_hyst) @@ -3441,6 +3487,8 @@ static int rndis_wlan_bind(struct usbnet *usbdev, struct usb_interface *intf) set_default_iw_params(usbdev); + priv->power_mode = -1; + /* set default rts/frag */ rndis_set_wiphy_params(wiphy, WIPHY_PARAM_FRAG_THRESHOLD | WIPHY_PARAM_RTS_THRESHOLD); -- 2.11.0