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-rw-r--r--include/net/cfg80211.h74
1 files changed, 72 insertions, 2 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 4932dfcb72b4..0920daf36807 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1088,6 +1088,38 @@ struct cfg80211_pmksa {
};
/**
+ * struct cfg80211_wowlan_trig_pkt_pattern - packet pattern
+ * @mask: bitmask where to match pattern and where to ignore bytes,
+ * one bit per byte, in same format as nl80211
+ * @pattern: bytes to match where bitmask is 1
+ * @pattern_len: length of pattern (in bytes)
+ *
+ * Internal note: @mask and @pattern are allocated in one chunk of
+ * memory, free @mask only!
+ */
+struct cfg80211_wowlan_trig_pkt_pattern {
+ u8 *mask, *pattern;
+ int pattern_len;
+};
+
+/**
+ * struct cfg80211_wowlan - Wake on Wireless-LAN support info
+ *
+ * This structure defines the enabled WoWLAN triggers for the device.
+ * @any: wake up on any activity -- special trigger if device continues
+ * operating as normal during suspend
+ * @disconnect: wake up if getting disconnected
+ * @magic_pkt: wake up on receiving magic packet
+ * @patterns: wake up on receiving packet matching a pattern
+ * @n_patterns: number of patterns
+ */
+struct cfg80211_wowlan {
+ bool any, disconnect, magic_pkt;
+ struct cfg80211_wowlan_trig_pkt_pattern *patterns;
+ int n_patterns;
+};
+
+/**
* struct cfg80211_ops - backend description for wireless configuration
*
* This struct is registered by fullmac card drivers and/or wireless stacks
@@ -1100,7 +1132,9 @@ struct cfg80211_pmksa {
* wireless extensions but this is subject to reevaluation as soon as this
* code is used more widely and we have a first user without wext.
*
- * @suspend: wiphy device needs to be suspended
+ * @suspend: wiphy device needs to be suspended. The variable @wow will
+ * be %NULL or contain the enabled Wake-on-Wireless triggers that are
+ * configured for the device.
* @resume: wiphy device needs to be resumed
*
* @add_virtual_intf: create a new virtual interface with the given name,
@@ -1244,7 +1278,7 @@ struct cfg80211_pmksa {
* @get_ringparam: Get tx and rx ring current and maximum sizes.
*/
struct cfg80211_ops {
- int (*suspend)(struct wiphy *wiphy);
+ int (*suspend)(struct wiphy *wiphy, struct cfg80211_wowlan *wow);
int (*resume)(struct wiphy *wiphy);
struct net_device * (*add_virtual_intf)(struct wiphy *wiphy,
@@ -1480,6 +1514,38 @@ struct ieee80211_txrx_stypes {
};
/**
+ * enum wiphy_wowlan_support_flags - WoWLAN support flags
+ * @WIPHY_WOWLAN_ANY: supports wakeup for the special "any"
+ * trigger that keeps the device operating as-is and
+ * wakes up the host on any activity, for example a
+ * received packet that passed filtering; note that the
+ * packet should be preserved in that case
+ * @WIPHY_WOWLAN_MAGIC_PKT: supports wakeup on magic packet
+ * (see nl80211.h)
+ * @WIPHY_WOWLAN_DISCONNECT: supports wakeup on disconnect
+ */
+enum wiphy_wowlan_support_flags {
+ WIPHY_WOWLAN_ANY = BIT(0),
+ WIPHY_WOWLAN_MAGIC_PKT = BIT(1),
+ WIPHY_WOWLAN_DISCONNECT = BIT(2),
+};
+
+/**
+ * struct wiphy_wowlan_support - WoWLAN support data
+ * @flags: see &enum wiphy_wowlan_support_flags
+ * @n_patterns: number of supported wakeup patterns
+ * (see nl80211.h for the pattern definition)
+ * @pattern_max_len: maximum length of each pattern
+ * @pattern_min_len: minimum length of each pattern
+ */
+struct wiphy_wowlan_support {
+ u32 flags;
+ int n_patterns;
+ int pattern_max_len;
+ int pattern_min_len;
+};
+
+/**
* struct wiphy - wireless hardware description
* @reg_notifier: the driver's regulatory notification callback,
* note that if your driver uses wiphy_apply_custom_regulatory()
@@ -1546,6 +1612,8 @@ struct ieee80211_txrx_stypes {
*
* @max_remain_on_channel_duration: Maximum time a remain-on-channel operation
* may request, if implemented.
+ *
+ * @wowlan: WoWLAN support information
*/
struct wiphy {
/* assign these fields before you register the wiphy */
@@ -1583,6 +1651,8 @@ struct wiphy {
char fw_version[ETHTOOL_BUSINFO_LEN];
u32 hw_version;
+ struct wiphy_wowlan_support wowlan;
+
u16 max_remain_on_channel_duration;
u8 max_num_pmkids;