PMKSA support

index afa8e0a..d9724a2 100644
@@ -1266,6 +1266,8 @@ enum ieee80211_sa_query_action {
 
 #define WLAN_MAX_KEY_LEN		32
 
+#define WLAN_PMKID_LEN			16
+
 /**
  * ieee80211_get_qos_ctl - get pointer to qos control bytes
  * @hdr: the frame

index 45db17f..3b85d76 100644
@@ -349,6 +349,10 @@ enum nl80211_commands {
 	NL80211_CMD_GET_SURVEY,
 	NL80211_CMD_NEW_SURVEY_RESULTS,
 
+	NL80211_CMD_SET_PMKSA,
+	NL80211_CMD_DEL_PMKSA,
+	NL80211_CMD_FLUSH_PMKSA,
+
 	/* add new commands above here */
 
 	/* used to define NL80211_CMD_MAX below */

@@ -732,6 +736,8 @@ enum nl80211_attrs {
 
 	NL80211_ATTR_SURVEY_INFO,
 
+	NL80211_ATTR_PMKID,
+
 	/* add attributes here, update the policy in nl80211.c */
 
 	__NL80211_ATTR_AFTER_LAST,

index a6492e9..6211372 100644
@@ -871,6 +871,19 @@ struct cfg80211_bitrate_mask {
 	u32 fixed;   /* fixed bitrate, 0 == not fixed */
 	u32 maxrate; /* in kbps, 0 == no limit */
 };
+/**
+ * struct cfg80211_pmksa - PMK Security Association
+ *
+ * This structure is passed to the set/del_pmksa() method for PMKSA
+ * caching.
+ *
+ * @bssid: The AP's BSSID.
+ * @pmkid: The PMK material itself.
+ */
+struct cfg80211_pmksa {
+	u8 *bssid;
+	u8 *pmkid;
+};
 
 /**
  * struct cfg80211_ops - backend description for wireless configuration

@@ -976,6 +989,13 @@ struct cfg80211_bitrate_mask {
  * @dump_survey: get site survey information.
  *
  * @testmode_cmd: run a test mode command
+ *
+ * @set_pmksa: Cache a PMKID for a BSSID. This is mostly useful for fullmac
+ *	devices running firmwares capable of generating the (re) association
+ *	RSN IE. It allows for faster roaming between WPA2 BSSIDs.
+ * @del_pmksa: Delete a cached PMKID.
+ * @flush_pmksa: Flush all cached PMKIDs.
+ *
  */
 struct cfg80211_ops {
 	int	(*suspend)(struct wiphy *wiphy);

@@ -1097,6 +1117,12 @@ struct cfg80211_ops {
 	int	(*dump_survey)(struct wiphy *wiphy, struct net_device *netdev,
 			int idx, struct survey_info *info);
 
+	int	(*set_pmksa)(struct wiphy *wiphy, struct net_device *netdev,
+			     struct cfg80211_pmksa *pmksa);
+	int	(*del_pmksa)(struct wiphy *wiphy, struct net_device *netdev,
+			     struct cfg80211_pmksa *pmksa);
+	int	(*flush_pmksa)(struct wiphy *wiphy, struct net_device *netdev);
+
 	/* some temporary stuff to finish wext */
 	int	(*set_power_mgmt)(struct wiphy *wiphy, struct net_device *dev,
 				  bool enabled, int timeout);

141 lines not on this page · raw message

index 29091ac..7e7985e 100644
@@ -1401,6 +1401,47 @@ int cfg80211_wext_giwessid(struct net_device *dev,
 }
 EXPORT_SYMBOL_GPL(cfg80211_wext_giwessid);
 
+int cfg80211_wext_siwpmksa(struct net_device *dev,
+			   struct iw_request_info *info,
+			   struct iw_point *data, char *extra)
+{
+	struct wireless_dev *wdev = dev->ieee80211_ptr;
+	struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
+	struct cfg80211_pmksa cfg_pmksa;
+	struct iw_pmksa* pmksa = (struct iw_pmksa *)extra;
+
+	memset(&cfg_pmksa, 0, sizeof(struct cfg80211_pmksa));
+
+	if (wdev->iftype != NL80211_IFTYPE_STATION)
+		return -EINVAL;
+
+	cfg_pmksa.bssid = pmksa->bssid.sa_data;
+	cfg_pmksa.pmkid = pmksa->pmkid;
+
+	switch (pmksa->cmd) {
+	case IW_PMKSA_ADD:
+		if (!rdev->ops->set_pmksa)
+			return -EOPNOTSUPP;
+
+		return rdev->ops->set_pmksa(&rdev->wiphy, dev, &cfg_pmksa);
+
+	case IW_PMKSA_REMOVE:
+		if (!rdev->ops->del_pmksa)
+			return -EOPNOTSUPP;
+
+		return rdev->ops->del_pmksa(&rdev->wiphy, dev, &cfg_pmksa);
+
+	case IW_PMKSA_FLUSH:
+		if (!rdev->ops->flush_pmksa)
+			return -EOPNOTSUPP;
+
+		return rdev->ops->flush_pmksa(&rdev->wiphy, dev);
+
+	default:
+		return -EOPNOTSUPP;
+	}
+}
+
 static const iw_handler cfg80211_handlers[] = {
 	[IW_IOCTL_IDX(SIOCGIWNAME)]	= (iw_handler) cfg80211_wext_giwname,
 	[IW_IOCTL_IDX(SIOCSIWFREQ)]	= (iw_handler) cfg80211_wext_siwfreq,

@@ -1433,6 +1474,7 @@ static const iw_handler cfg80211_handlers[] = {
 	[IW_IOCTL_IDX(SIOCSIWAUTH)]	= (iw_handler) cfg80211_wext_siwauth,
 	[IW_IOCTL_IDX(SIOCGIWAUTH)]	= (iw_handler) cfg80211_wext_giwauth,
 	[IW_IOCTL_IDX(SIOCSIWENCODEEXT)]= (iw_handler) cfg80211_wext_siwencodeext,
+	[IW_IOCTL_IDX(SIOCSIWPMKSA)]	= (iw_handler) cfg80211_wext_siwpmksa,
 };
 
 const struct iw_handler_def cfg80211_wext_handler = {

index 7cfc2c0..c74f9f9 100644
@@ -725,6 +725,33 @@ static int iwm_cfg80211_set_power_mgmt(struct wiphy *wiphy,
 				       CFG_POWER_INDEX, iwm->conf.power_index);
 }
 
+int iwm_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *netdev,
+			   struct cfg80211_pmksa *pmksa)
+{
+	struct iwm_priv *iwm = wiphy_to_iwm(wiphy);
+
+	return iwm_send_pmkid_update(iwm, pmksa, IWM_CMD_PMKID_ADD);
+}
+
+int iwm_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *netdev,
+			   struct cfg80211_pmksa *pmksa)
+{
+	struct iwm_priv *iwm = wiphy_to_iwm(wiphy);
+
+	return iwm_send_pmkid_update(iwm, pmksa, IWM_CMD_PMKID_DEL);
+}
+
+int iwm_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev)
+{
+	struct iwm_priv *iwm = wiphy_to_iwm(wiphy);
+	struct cfg80211_pmksa pmksa;
+
+	memset(&pmksa, 0, sizeof(struct cfg80211_pmksa));
+
+	return iwm_send_pmkid_update(iwm, &pmksa, IWM_CMD_PMKID_FLUSH);
+}
+
+
 static struct cfg80211_ops iwm_cfg80211_ops = {
 	.change_virtual_intf = iwm_cfg80211_change_iface,
 	.add_key = iwm_cfg80211_add_key,

@@ -741,6 +768,9 @@ static struct cfg80211_ops iwm_cfg80211_ops = {
 	.set_tx_power = iwm_cfg80211_set_txpower,
 	.get_tx_power = iwm_cfg80211_get_txpower,
 	.set_power_mgmt = iwm_cfg80211_set_power_mgmt,
+	.set_pmksa = iwm_cfg80211_set_pmksa,
+	.del_pmksa = iwm_cfg80211_del_pmksa,
+	.flush_pmksa = iwm_cfg80211_flush_pmksa,
 };
 
 static const u32 cipher_suites[] = {

index 46ca7c5..bd06307 100644
@@ -960,3 +960,25 @@ int iwm_send_umac_stop_resume_tx(struct iwm_priv *iwm,
 				 sizeof(struct iwm_umac_cmd_stop_resume_tx));
 
 }
+
+int iwm_send_pmkid_update(struct iwm_priv *iwm,
+			  struct cfg80211_pmksa *pmksa, u32 command)
+{
+	struct iwm_umac_pmkid_update update;
+	int ret;
+
+	memset(&update, 0, sizeof(struct iwm_umac_pmkid_update));
+
+	update.command = cpu_to_le32(command);
+	memcpy(&update.bssid, pmksa->bssid, ETH_ALEN);
+	memcpy(&update.pmkid, pmksa->pmkid, WLAN_PMKID_LEN);
+
+	ret = iwm_send_wifi_if_cmd(iwm, &update,
+				   sizeof(struct iwm_umac_pmkid_update), 0);
+	if (ret) {
+		IWM_ERR(iwm, "PMKID update command failed\n");
+		return ret;
+	}
+
+	return 0;
+}

index 95cdf94..06af055 100644
@@ -458,6 +458,17 @@ struct iwm_umac_cmd_stop_resume_tx {
 	u16 reserved;
 } __attribute__ ((packed));
 
+#define IWM_CMD_PMKID_ADD   1
+#define IWM_CMD_PMKID_DEL   2
+#define IWM_CMD_PMKID_FLUSH 3
+
+struct iwm_umac_pmkid_update {
+	__le32 command;
+	u8 bssid[ETH_ALEN];
+	__le16 reserved;
+	u8 pmkid[WLAN_PMKID_LEN];
+} __attribute__ ((packed));
+
 /* LMAC commands */
 int iwm_read_mac(struct iwm_priv *iwm, u8 *mac);
 int iwm_send_prio_table(struct iwm_priv *iwm);

@@ -488,6 +499,8 @@ int iwm_scan_ssids(struct iwm_priv *iwm, struct cfg80211_ssid *ssids,
 int iwm_scan_one_ssid(struct iwm_priv *iwm, u8 *ssid, int ssid_len);
 int iwm_send_umac_stop_resume_tx(struct iwm_priv *iwm,
 				 struct iwm_umac_notif_stop_resume_tx *ntf);
+int iwm_send_pmkid_update(struct iwm_priv *iwm,
+			  struct cfg80211_pmksa *pmksa, u32 command);
 
 /* UDMA commands */
 int iwm_target_reset(struct iwm_priv *iwm);

index 70094bf..24c7c7a 100644
@@ -298,6 +298,7 @@ struct iwm_udma_out_wifi_hdr {
 #define UMAC_WIFI_IF_CMD_GLOBAL_TX_KEY_ID                0x1B
 #define UMAC_WIFI_IF_CMD_SET_HOST_EXTENDED_IE            0x1C
 #define UMAC_WIFI_IF_CMD_GET_SUPPORTED_CHANNELS          0x1E
+#define UMAC_WIFI_IF_CMD_PMKID_UPDATE                    0x1F
 #define UMAC_WIFI_IF_CMD_TX_PWR_TRIGGER                  0x20
 
 /* UMAC WiFi interface ports */

index afa8e0a..d9724a2 100644
@@ -1266,6 +1266,8 @@ enum ieee80211_sa_query_action {
 
 #define WLAN_MAX_KEY_LEN		32
 
+#define WLAN_PMKID_LEN			16
+
 /**
  * ieee80211_get_qos_ctl - get pointer to qos control bytes
  * @hdr: the frame

index 45db17f..da8ea2e 100644
@@ -349,6 +349,10 @@ enum nl80211_commands {
 	NL80211_CMD_GET_SURVEY,
 	NL80211_CMD_NEW_SURVEY_RESULTS,
 
+	NL80211_CMD_SET_PMKSA,
+	NL80211_CMD_DEL_PMKSA,
+	NL80211_CMD_FLUSH_PMKSA,
+
 	/* add new commands above here */
 
 	/* used to define NL80211_CMD_MAX below */

@@ -598,6 +602,10 @@ enum nl80211_commands {
  *      the survey response for %NL80211_CMD_GET_SURVEY, nested attribute
  *      containing info as possible, see &enum survey_info.
  *
+ * @NL80211_ATTR_PMKID: PMK material for PMKSA caching.
+ * @NL80211_ATTR_MAX_NUM_PMKIDS: maximum number of PMKIDs a firmware can
+ *	cache, a wiphy attribute.
+ *
  * @NL80211_ATTR_MAX: highest attribute number currently defined
  * @__NL80211_ATTR_AFTER_LAST: internal use
  */

@@ -732,6 +740,9 @@ enum nl80211_attrs {
 
 	NL80211_ATTR_SURVEY_INFO,
 
+	NL80211_ATTR_PMKID,
+	NL80211_ATTR_MAX_NUM_PMKIDS,
+
 	/* add attributes here, update the policy in nl80211.c */
 
 	__NL80211_ATTR_AFTER_LAST,

index a6492e9..0884b9a 100644
@@ -871,6 +871,19 @@ struct cfg80211_bitrate_mask {
 	u32 fixed;   /* fixed bitrate, 0 == not fixed */
 	u32 maxrate; /* in kbps, 0 == no limit */
 };
+/**
+ * struct cfg80211_pmksa - PMK Security Association
+ *
+ * This structure is passed to the set/del_pmksa() method for PMKSA
+ * caching.
+ *
+ * @bssid: The AP's BSSID.
+ * @pmkid: The PMK material itself.
+ */
+struct cfg80211_pmksa {
+	u8 *bssid;
+	u8 *pmkid;
+};
 
 /**
  * struct cfg80211_ops - backend description for wireless configuration

@@ -976,6 +989,13 @@ struct cfg80211_bitrate_mask {
  * @dump_survey: get site survey information.
  *
  * @testmode_cmd: run a test mode command
+ *
+ * @set_pmksa: Cache a PMKID for a BSSID. This is mostly useful for fullmac
+ *	devices running firmwares capable of generating the (re) association
+ *	RSN IE. It allows for faster roaming between WPA2 BSSIDs.
+ * @del_pmksa: Delete a cached PMKID.
+ * @flush_pmksa: Flush all cached PMKIDs.
+ *
  */
 struct cfg80211_ops {
 	int	(*suspend)(struct wiphy *wiphy);

@@ -1097,6 +1117,12 @@ struct cfg80211_ops {
 	int	(*dump_survey)(struct wiphy *wiphy, struct net_device *netdev,
 			int idx, struct survey_info *info);
 
+	int	(*set_pmksa)(struct wiphy *wiphy, struct net_device *netdev,
+			     struct cfg80211_pmksa *pmksa);
+	int	(*del_pmksa)(struct wiphy *wiphy, struct net_device *netdev,
+			     struct cfg80211_pmksa *pmksa);
+	int	(*flush_pmksa)(struct wiphy *wiphy, struct net_device *netdev);
+
 	/* some temporary stuff to finish wext */
 	int	(*set_power_mgmt)(struct wiphy *wiphy, struct net_device *dev,
 				  bool enabled, int timeout);

@@ -1195,6 +1221,8 @@ struct wiphy {
 	char fw_version[ETHTOOL_BUSINFO_LEN];
 	u32 hw_version;
 
+	u8 max_num_pmkids;
+
 	/* If multiple wiphys are registered and you're handed e.g.
 	 * a regular netdev with assigned ieee80211_ptr, you won't
 	 * know whether it points to a wiphy your driver has registered

150 lines not on this page · raw message

index 29091ac..584eb48 100644
@@ -1401,6 +1401,47 @@ int cfg80211_wext_giwessid(struct net_device *dev,
 }
 EXPORT_SYMBOL_GPL(cfg80211_wext_giwessid);
 
+int cfg80211_wext_siwpmksa(struct net_device *dev,
+			   struct iw_request_info *info,
+			   struct iw_point *data, char *extra)
+{
+	struct wireless_dev *wdev = dev->ieee80211_ptr;
+	struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
+	struct cfg80211_pmksa cfg_pmksa;
+	struct iw_pmksa *pmksa = (struct iw_pmksa *)extra;
+
+	memset(&cfg_pmksa, 0, sizeof(struct cfg80211_pmksa));
+
+	if (wdev->iftype != NL80211_IFTYPE_STATION)
+		return -EINVAL;
+
+	cfg_pmksa.bssid = pmksa->bssid.sa_data;
+	cfg_pmksa.pmkid = pmksa->pmkid;
+
+	switch (pmksa->cmd) {
+	case IW_PMKSA_ADD:
+		if (!rdev->ops->set_pmksa)
+			return -EOPNOTSUPP;
+
+		return rdev->ops->set_pmksa(&rdev->wiphy, dev, &cfg_pmksa);
+
+	case IW_PMKSA_REMOVE:
+		if (!rdev->ops->del_pmksa)
+			return -EOPNOTSUPP;
+
+		return rdev->ops->del_pmksa(&rdev->wiphy, dev, &cfg_pmksa);
+
+	case IW_PMKSA_FLUSH:
+		if (!rdev->ops->flush_pmksa)
+			return -EOPNOTSUPP;
+
+		return rdev->ops->flush_pmksa(&rdev->wiphy, dev);
+
+	default:
+		return -EOPNOTSUPP;
+	}
+}
+
 static const iw_handler cfg80211_handlers[] = {
 	[IW_IOCTL_IDX(SIOCGIWNAME)]	= (iw_handler) cfg80211_wext_giwname,
 	[IW_IOCTL_IDX(SIOCSIWFREQ)]	= (iw_handler) cfg80211_wext_siwfreq,

@@ -1433,6 +1474,7 @@ static const iw_handler cfg80211_handlers[] = {
 	[IW_IOCTL_IDX(SIOCSIWAUTH)]	= (iw_handler) cfg80211_wext_siwauth,
 	[IW_IOCTL_IDX(SIOCGIWAUTH)]	= (iw_handler) cfg80211_wext_giwauth,
 	[IW_IOCTL_IDX(SIOCSIWENCODEEXT)]= (iw_handler) cfg80211_wext_siwencodeext,
+	[IW_IOCTL_IDX(SIOCSIWPMKSA)]	= (iw_handler) cfg80211_wext_siwpmksa,
 };
 
 const struct iw_handler_def cfg80211_wext_handler = {

index 7cfc2c0..7c4f44a 100644
@@ -725,6 +725,33 @@ static int iwm_cfg80211_set_power_mgmt(struct wiphy *wiphy,
 				       CFG_POWER_INDEX, iwm->conf.power_index);
 }
 
+int iwm_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *netdev,
+			   struct cfg80211_pmksa *pmksa)
+{
+	struct iwm_priv *iwm = wiphy_to_iwm(wiphy);
+
+	return iwm_send_pmkid_update(iwm, pmksa, IWM_CMD_PMKID_ADD);
+}
+
+int iwm_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *netdev,
+			   struct cfg80211_pmksa *pmksa)
+{
+	struct iwm_priv *iwm = wiphy_to_iwm(wiphy);
+
+	return iwm_send_pmkid_update(iwm, pmksa, IWM_CMD_PMKID_DEL);
+}
+
+int iwm_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev)
+{
+	struct iwm_priv *iwm = wiphy_to_iwm(wiphy);
+	struct cfg80211_pmksa pmksa;
+
+	memset(&pmksa, 0, sizeof(struct cfg80211_pmksa));
+
+	return iwm_send_pmkid_update(iwm, &pmksa, IWM_CMD_PMKID_FLUSH);
+}
+
+
 static struct cfg80211_ops iwm_cfg80211_ops = {
 	.change_virtual_intf = iwm_cfg80211_change_iface,
 	.add_key = iwm_cfg80211_add_key,

@@ -741,6 +768,9 @@ static struct cfg80211_ops iwm_cfg80211_ops = {
 	.set_tx_power = iwm_cfg80211_set_txpower,
 	.get_tx_power = iwm_cfg80211_get_txpower,
 	.set_power_mgmt = iwm_cfg80211_set_power_mgmt,
+	.set_pmksa = iwm_cfg80211_set_pmksa,
+	.del_pmksa = iwm_cfg80211_del_pmksa,
+	.flush_pmksa = iwm_cfg80211_flush_pmksa,
 };
 
 static const u32 cipher_suites[] = {

@@ -786,6 +816,7 @@ struct wireless_dev *iwm_wdev_alloc(int sizeof_bus, struct device *dev)
 
 	set_wiphy_dev(wdev->wiphy, dev);
 	wdev->wiphy->max_scan_ssids = UMAC_WIFI_IF_PROBE_OPTION_MAX;
+	wdev->wiphy->max_num_pmkids = UMAC_MAX_NUM_PMKIDS;
 	wdev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
 				       BIT(NL80211_IFTYPE_ADHOC);
 	wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = &iwm_band_2ghz;

index 46ca7c5..bd06307 100644
@@ -960,3 +960,25 @@ int iwm_send_umac_stop_resume_tx(struct iwm_priv *iwm,
 				 sizeof(struct iwm_umac_cmd_stop_resume_tx));
 
 }
+
+int iwm_send_pmkid_update(struct iwm_priv *iwm,
+			  struct cfg80211_pmksa *pmksa, u32 command)
+{
+	struct iwm_umac_pmkid_update update;
+	int ret;
+
+	memset(&update, 0, sizeof(struct iwm_umac_pmkid_update));
+
+	update.command = cpu_to_le32(command);
+	memcpy(&update.bssid, pmksa->bssid, ETH_ALEN);
+	memcpy(&update.pmkid, pmksa->pmkid, WLAN_PMKID_LEN);
+
+	ret = iwm_send_wifi_if_cmd(iwm, &update,
+				   sizeof(struct iwm_umac_pmkid_update), 0);
+	if (ret) {
+		IWM_ERR(iwm, "PMKID update command failed\n");
+		return ret;
+	}
+
+	return 0;
+}

index 95cdf94..06af055 100644
@@ -458,6 +458,17 @@ struct iwm_umac_cmd_stop_resume_tx {
 	u16 reserved;
 } __attribute__ ((packed));
 
+#define IWM_CMD_PMKID_ADD   1
+#define IWM_CMD_PMKID_DEL   2
+#define IWM_CMD_PMKID_FLUSH 3
+
+struct iwm_umac_pmkid_update {
+	__le32 command;
+	u8 bssid[ETH_ALEN];
+	__le16 reserved;
+	u8 pmkid[WLAN_PMKID_LEN];
+} __attribute__ ((packed));
+
 /* LMAC commands */
 int iwm_read_mac(struct iwm_priv *iwm, u8 *mac);
 int iwm_send_prio_table(struct iwm_priv *iwm);

@@ -488,6 +499,8 @@ int iwm_scan_ssids(struct iwm_priv *iwm, struct cfg80211_ssid *ssids,
 int iwm_scan_one_ssid(struct iwm_priv *iwm, u8 *ssid, int ssid_len);
 int iwm_send_umac_stop_resume_tx(struct iwm_priv *iwm,
 				 struct iwm_umac_notif_stop_resume_tx *ntf);
+int iwm_send_pmkid_update(struct iwm_priv *iwm,
+			  struct cfg80211_pmksa *pmksa, u32 command);
 
 /* UDMA commands */
 int iwm_target_reset(struct iwm_priv *iwm);

index 70094bf..7f54a14 100644
@@ -298,6 +298,7 @@ struct iwm_udma_out_wifi_hdr {
 #define UMAC_WIFI_IF_CMD_GLOBAL_TX_KEY_ID                0x1B
 #define UMAC_WIFI_IF_CMD_SET_HOST_EXTENDED_IE            0x1C
 #define UMAC_WIFI_IF_CMD_GET_SUPPORTED_CHANNELS          0x1E
+#define UMAC_WIFI_IF_CMD_PMKID_UPDATE                    0x1F
 #define UMAC_WIFI_IF_CMD_TX_PWR_TRIGGER                  0x20
 
 /* UMAC WiFi interface ports */

@@ -771,6 +772,7 @@ struct iwm_umac_notif_stop_resume_tx {
 	__le16 stop_resume_tid_msk; /* tid bitmask */
 } __attribute__ ((packed));
 
+#define UMAC_MAX_NUM_PMKIDS 4
 
 /* WiFi interface wrapper header */
 struct iwm_umac_wifi_if {