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-rw-r--r--include/net/mac80211.h265
1 files changed, 152 insertions, 113 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index fc57f6b82fc5..6b1077c2a63f 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -337,10 +337,16 @@ enum ieee80211_bss_change {
* enum ieee80211_event_type - event to be notified to the low level driver
* @RSSI_EVENT: AP's rssi crossed the a threshold set by the driver.
* @MLME_EVENT: event related to MLME
+ * @BAR_RX_EVENT: a BAR was received
+ * @BA_FRAME_TIMEOUT: Frames were released from the reordering buffer because
+ * they timed out. This won't be called for each frame released, but only
+ * once each time the timeout triggers.
*/
enum ieee80211_event_type {
RSSI_EVENT,
MLME_EVENT,
+ BAR_RX_EVENT,
+ BA_FRAME_TIMEOUT,
};
/**
@@ -400,17 +406,31 @@ struct ieee80211_mlme_event {
};
/**
+ * struct ieee80211_ba_event - data attached for BlockAck related events
+ * @sta: pointer to the &ieee80211_sta to which this event relates
+ * @tid: the tid
+ * @ssn: the starting sequence number (for %BAR_RX_EVENT)
+ */
+struct ieee80211_ba_event {
+ struct ieee80211_sta *sta;
+ u16 tid;
+ u16 ssn;
+};
+
+/**
* struct ieee80211_event - event to be sent to the driver
* @type: The event itself. See &enum ieee80211_event_type.
* @rssi: relevant if &type is %RSSI_EVENT
* @mlme: relevant if &type is %AUTH_EVENT
- * @u: union holding the above two fields
+ * @ba: relevant if &type is %BAR_RX_EVENT or %BA_FRAME_TIMEOUT
+ * @u:union holding the fields above
*/
struct ieee80211_event {
enum ieee80211_event_type type;
union {
struct ieee80211_rssi_event rssi;
struct ieee80211_mlme_event mlme;
+ struct ieee80211_ba_event ba;
} u;
};
@@ -426,12 +446,8 @@ struct ieee80211_event {
* @ibss_creator: indicates if a new IBSS network is being created
* @aid: association ID number, valid only when @assoc is true
* @use_cts_prot: use CTS protection
- * @use_short_preamble: use 802.11b short preamble;
- * if the hardware cannot handle this it must set the
- * IEEE80211_HW_2GHZ_SHORT_PREAMBLE_INCAPABLE hardware flag
- * @use_short_slot: use short slot time (only relevant for ERP);
- * if the hardware cannot handle this it must set the
- * IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE hardware flag
+ * @use_short_preamble: use 802.11b short preamble
+ * @use_short_slot: use short slot time (only relevant for ERP)
* @dtim_period: num of beacons before the next DTIM, for beaconing,
* valid in station mode only if after the driver was notified
* with the %BSS_CHANGED_BEACON_INFO flag, will be non-zero then.
@@ -855,6 +871,9 @@ struct ieee80211_tx_info {
/* 4 bytes free */
} control;
struct {
+ u64 cookie;
+ } ack;
+ struct {
struct ieee80211_tx_rate rates[IEEE80211_TX_MAX_RATES];
s32 ack_signal;
u8 ampdu_ack_len;
@@ -1459,6 +1478,9 @@ enum ieee80211_key_flags {
* wants to be given when a frame is transmitted and needs to be
* encrypted in hardware.
* @cipher: The key's cipher suite selector.
+ * @tx_pn: PN used for TX on non-TKIP keys, may be used by the driver
+ * as well if it needs to do software PN assignment by itself
+ * (e.g. due to TSO)
* @flags: key flags, see &enum ieee80211_key_flags.
* @keyidx: the key index (0-3)
* @keylen: key material length
@@ -1471,6 +1493,7 @@ enum ieee80211_key_flags {
* @iv_len: The IV length for this key type
*/
struct ieee80211_key_conf {
+ atomic64_t tx_pn;
u32 cipher;
u8 icv_len;
u8 iv_len;
@@ -1481,6 +1504,47 @@ struct ieee80211_key_conf {
u8 key[0];
};
+#define IEEE80211_MAX_PN_LEN 16
+
+/**
+ * struct ieee80211_key_seq - key sequence counter
+ *
+ * @tkip: TKIP data, containing IV32 and IV16 in host byte order
+ * @ccmp: PN data, most significant byte first (big endian,
+ * reverse order than in packet)
+ * @aes_cmac: PN data, most significant byte first (big endian,
+ * reverse order than in packet)
+ * @aes_gmac: PN data, most significant byte first (big endian,
+ * reverse order than in packet)
+ * @gcmp: PN data, most significant byte first (big endian,
+ * reverse order than in packet)
+ * @hw: data for HW-only (e.g. cipher scheme) keys
+ */
+struct ieee80211_key_seq {
+ union {
+ struct {
+ u32 iv32;
+ u16 iv16;
+ } tkip;
+ struct {
+ u8 pn[6];
+ } ccmp;
+ struct {
+ u8 pn[6];
+ } aes_cmac;
+ struct {
+ u8 pn[6];
+ } aes_gmac;
+ struct {
+ u8 pn[6];
+ } gcmp;
+ struct {
+ u8 seq[IEEE80211_MAX_PN_LEN];
+ u8 seq_len;
+ } hw;
+ };
+};
+
/**
* struct ieee80211_cipher_scheme - cipher scheme
*
@@ -1667,8 +1731,7 @@ struct ieee80211_tx_control {
* @sta: station table entry, %NULL for per-vif queue
* @tid: the TID for this queue (unused for per-vif queue)
* @ac: the AC for this queue
- * @drv_priv: data area for driver use, will always be aligned to
- * sizeof(void *).
+ * @drv_priv: driver private area, sized by hw->txq_data_size
*
* The driver can obtain packets from this queue by calling
* ieee80211_tx_dequeue().
@@ -1717,13 +1780,6 @@ struct ieee80211_txq {
* multicast frames when there are power saving stations so that
* the driver can fetch them with ieee80211_get_buffered_bc().
*
- * @IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE:
- * Hardware is not capable of short slot operation on the 2.4 GHz band.
- *
- * @IEEE80211_HW_2GHZ_SHORT_PREAMBLE_INCAPABLE:
- * Hardware is not capable of receiving frames with short preamble on
- * the 2.4 GHz band.
- *
* @IEEE80211_HW_SIGNAL_UNSPEC:
* Hardware can provide signal values but we don't know its units. We
* expect values between 0 and @max_signal.
@@ -1798,6 +1854,10 @@ struct ieee80211_txq {
* the driver returns 1. This also forces the driver to advertise its
* supported cipher suites.
*
+ * @IEEE80211_HW_SUPPORT_FAST_XMIT: The driver/hardware supports fast-xmit,
+ * this currently requires only the ability to calculate the duration
+ * for frames.
+ *
* @IEEE80211_HW_QUEUE_CONTROL: The driver wants to control per-interface
* queue mapping in order to use different queues (not just one per AC)
* for different virtual interfaces. See the doc section on HW queue
@@ -1825,41 +1885,44 @@ struct ieee80211_txq {
* @IEEE80211_HW_SUPPORTS_CLONED_SKBS: The driver will never modify the payload
* or tailroom of TX skbs without copying them first.
*
- * @IEEE80211_SINGLE_HW_SCAN_ON_ALL_BANDS: The HW supports scanning on all bands
+ * @IEEE80211_HW_SINGLE_SCAN_ON_ALL_BANDS: The HW supports scanning on all bands
* in one command, mac80211 doesn't have to run separate scans per band.
+ *
+ * @NUM_IEEE80211_HW_FLAGS: number of hardware flags, used for sizing arrays
*/
enum ieee80211_hw_flags {
- IEEE80211_HW_HAS_RATE_CONTROL = 1<<0,
- IEEE80211_HW_RX_INCLUDES_FCS = 1<<1,
- IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING = 1<<2,
- IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE = 1<<3,
- IEEE80211_HW_2GHZ_SHORT_PREAMBLE_INCAPABLE = 1<<4,
- IEEE80211_HW_SIGNAL_UNSPEC = 1<<5,
- IEEE80211_HW_SIGNAL_DBM = 1<<6,
- IEEE80211_HW_NEED_DTIM_BEFORE_ASSOC = 1<<7,
- IEEE80211_HW_SPECTRUM_MGMT = 1<<8,
- IEEE80211_HW_AMPDU_AGGREGATION = 1<<9,
- IEEE80211_HW_SUPPORTS_PS = 1<<10,
- IEEE80211_HW_PS_NULLFUNC_STACK = 1<<11,
- IEEE80211_HW_SUPPORTS_DYNAMIC_PS = 1<<12,
- IEEE80211_HW_MFP_CAPABLE = 1<<13,
- IEEE80211_HW_WANT_MONITOR_VIF = 1<<14,
- IEEE80211_HW_NO_AUTO_VIF = 1<<15,
- IEEE80211_HW_SW_CRYPTO_CONTROL = 1<<16,
- /* free slots */
- IEEE80211_HW_REPORTS_TX_ACK_STATUS = 1<<18,
- IEEE80211_HW_CONNECTION_MONITOR = 1<<19,
- IEEE80211_HW_QUEUE_CONTROL = 1<<20,
- IEEE80211_HW_SUPPORTS_PER_STA_GTK = 1<<21,
- IEEE80211_HW_AP_LINK_PS = 1<<22,
- IEEE80211_HW_TX_AMPDU_SETUP_IN_HW = 1<<23,
- IEEE80211_HW_SUPPORTS_RC_TABLE = 1<<24,
- IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF = 1<<25,
- IEEE80211_HW_TIMING_BEACON_ONLY = 1<<26,
- IEEE80211_HW_SUPPORTS_HT_CCK_RATES = 1<<27,
- IEEE80211_HW_CHANCTX_STA_CSA = 1<<28,
- IEEE80211_HW_SUPPORTS_CLONED_SKBS = 1<<29,
- IEEE80211_SINGLE_HW_SCAN_ON_ALL_BANDS = 1<<30,
+ IEEE80211_HW_HAS_RATE_CONTROL,
+ IEEE80211_HW_RX_INCLUDES_FCS,
+ IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING,
+ IEEE80211_HW_SIGNAL_UNSPEC,
+ IEEE80211_HW_SIGNAL_DBM,
+ IEEE80211_HW_NEED_DTIM_BEFORE_ASSOC,
+ IEEE80211_HW_SPECTRUM_MGMT,
+ IEEE80211_HW_AMPDU_AGGREGATION,
+ IEEE80211_HW_SUPPORTS_PS,
+ IEEE80211_HW_PS_NULLFUNC_STACK,
+ IEEE80211_HW_SUPPORTS_DYNAMIC_PS,
+ IEEE80211_HW_MFP_CAPABLE,
+ IEEE80211_HW_WANT_MONITOR_VIF,
+ IEEE80211_HW_NO_AUTO_VIF,
+ IEEE80211_HW_SW_CRYPTO_CONTROL,
+ IEEE80211_HW_SUPPORT_FAST_XMIT,
+ IEEE80211_HW_REPORTS_TX_ACK_STATUS,
+ IEEE80211_HW_CONNECTION_MONITOR,
+ IEEE80211_HW_QUEUE_CONTROL,
+ IEEE80211_HW_SUPPORTS_PER_STA_GTK,
+ IEEE80211_HW_AP_LINK_PS,
+ IEEE80211_HW_TX_AMPDU_SETUP_IN_HW,
+ IEEE80211_HW_SUPPORTS_RC_TABLE,
+ IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF,
+ IEEE80211_HW_TIMING_BEACON_ONLY,
+ IEEE80211_HW_SUPPORTS_HT_CCK_RATES,
+ IEEE80211_HW_CHANCTX_STA_CSA,
+ IEEE80211_HW_SUPPORTS_CLONED_SKBS,
+ IEEE80211_HW_SINGLE_SCAN_ON_ALL_BANDS,
+
+ /* keep last, obviously */
+ NUM_IEEE80211_HW_FLAGS
};
/**
@@ -1940,8 +2003,8 @@ enum ieee80211_hw_flags {
* Use the %IEEE80211_RADIOTAP_VHT_KNOWN_* values.
*
* @netdev_features: netdev features to be set in each netdev created
- * from this HW. Note only HW checksum features are currently
- * compatible with mac80211. Other feature bits will be rejected.
+ * from this HW. Note that not all features are usable with mac80211,
+ * other features will be rejected during HW registration.
*
* @uapsd_queues: This bitmap is included in (re)association frame to indicate
* for each access category if it is uAPSD trigger-enabled and delivery-
@@ -1966,7 +2029,7 @@ struct ieee80211_hw {
struct wiphy *wiphy;
const char *rate_control_algorithm;
void *priv;
- u32 flags;
+ unsigned long flags[BITS_TO_LONGS(NUM_IEEE80211_HW_FLAGS)];
unsigned int extra_tx_headroom;
unsigned int extra_beacon_tailroom;
int vif_data_size;
@@ -1992,6 +2055,20 @@ struct ieee80211_hw {
int txq_ac_max_pending;
};
+static inline bool _ieee80211_hw_check(struct ieee80211_hw *hw,
+ enum ieee80211_hw_flags flg)
+{
+ return test_bit(flg, hw->flags);
+}
+#define ieee80211_hw_check(hw, flg) _ieee80211_hw_check(hw, IEEE80211_HW_##flg)
+
+static inline void _ieee80211_hw_set(struct ieee80211_hw *hw,
+ enum ieee80211_hw_flags flg)
+{
+ return __set_bit(flg, hw->flags);
+}
+#define ieee80211_hw_set(hw, flg) _ieee80211_hw_set(hw, IEEE80211_HW_##flg)
+
/**
* struct ieee80211_scan_request - hw scan request
*
@@ -2505,10 +2582,6 @@ void ieee80211_free_txskb(struct ieee80211_hw *hw, struct sk_buff *skb);
* stack. It is always safe to pass more frames than requested,
* but this has negative impact on power consumption.
*
- * @FIF_PROMISC_IN_BSS: promiscuous mode within your BSS,
- * think of the BSS as your network segment and then this corresponds
- * to the regular ethernet device promiscuous mode.
- *
* @FIF_ALLMULTI: pass all multicast frames, this is used if requested
* by the user or if the hardware is not capable of filtering by
* multicast address.
@@ -2525,18 +2598,16 @@ void ieee80211_free_txskb(struct ieee80211_hw *hw, struct sk_buff *skb);
* mac80211 needs to do and the amount of CPU wakeups, so you should
* honour this flag if possible.
*
- * @FIF_CONTROL: pass control frames (except for PS Poll), if PROMISC_IN_BSS
- * is not set then only those addressed to this station.
+ * @FIF_CONTROL: pass control frames (except for PS Poll) addressed to this
+ * station
*
* @FIF_OTHER_BSS: pass frames destined to other BSSes
*
- * @FIF_PSPOLL: pass PS Poll frames, if PROMISC_IN_BSS is not set then only
- * those addressed to this station.
+ * @FIF_PSPOLL: pass PS Poll frames
*
* @FIF_PROBE_REQ: pass probe request frames
*/
enum ieee80211_filter_flags {
- FIF_PROMISC_IN_BSS = 1<<0,
FIF_ALLMULTI = 1<<1,
FIF_FCSFAIL = 1<<2,
FIF_PLCPFAIL = 1<<3,
@@ -2819,9 +2890,9 @@ enum ieee80211_reconfig_type {
* Returns zero if statistics are available.
* The callback can sleep.
*
- * @get_tkip_seq: If your device implements TKIP encryption in hardware this
- * callback should be provided to read the TKIP transmit IVs (both IV32
- * and IV16) for the given key from hardware.
+ * @get_key_seq: If your device implements encryption in hardware and does
+ * IV/PN assignment then this callback should be provided to read the
+ * IV/PN for the given key from hardware.
* The callback must be atomic.
*
* @set_frag_threshold: Configuration of fragmentation threshold. Assign this
@@ -3004,7 +3075,7 @@ enum ieee80211_reconfig_type {
* The callback can sleep.
* @event_callback: Notify driver about any event in mac80211. See
* &enum ieee80211_event_type for the different types.
- * The callback can sleep.
+ * The callback must be atomic.
*
* @release_buffered_frames: Release buffered frames according to the given
* parameters. In the case where the driver buffers some frames for
@@ -3220,8 +3291,9 @@ struct ieee80211_ops {
struct ieee80211_vif *vif);
int (*get_stats)(struct ieee80211_hw *hw,
struct ieee80211_low_level_stats *stats);
- void (*get_tkip_seq)(struct ieee80211_hw *hw, u8 hw_key_idx,
- u32 *iv32, u16 *iv16);
+ void (*get_key_seq)(struct ieee80211_hw *hw,
+ struct ieee80211_key_conf *key,
+ struct ieee80211_key_seq *seq);
int (*set_frag_threshold)(struct ieee80211_hw *hw, u32 value);
int (*set_rts_threshold)(struct ieee80211_hw *hw, u32 value);
int (*sta_add)(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
@@ -3469,14 +3541,15 @@ enum ieee80211_tpt_led_trigger_flags {
};
#ifdef CONFIG_MAC80211_LEDS
-char *__ieee80211_get_tx_led_name(struct ieee80211_hw *hw);
-char *__ieee80211_get_rx_led_name(struct ieee80211_hw *hw);
-char *__ieee80211_get_assoc_led_name(struct ieee80211_hw *hw);
-char *__ieee80211_get_radio_led_name(struct ieee80211_hw *hw);
-char *__ieee80211_create_tpt_led_trigger(struct ieee80211_hw *hw,
- unsigned int flags,
- const struct ieee80211_tpt_blink *blink_table,
- unsigned int blink_table_len);
+const char *__ieee80211_get_tx_led_name(struct ieee80211_hw *hw);
+const char *__ieee80211_get_rx_led_name(struct ieee80211_hw *hw);
+const char *__ieee80211_get_assoc_led_name(struct ieee80211_hw *hw);
+const char *__ieee80211_get_radio_led_name(struct ieee80211_hw *hw);
+const char *
+__ieee80211_create_tpt_led_trigger(struct ieee80211_hw *hw,
+ unsigned int flags,
+ const struct ieee80211_tpt_blink *blink_table,
+ unsigned int blink_table_len);
#endif
/**
* ieee80211_get_tx_led_name - get name of TX LED
@@ -3490,7 +3563,7 @@ char *__ieee80211_create_tpt_led_trigger(struct ieee80211_hw *hw,
*
* Return: The name of the LED trigger. %NULL if not configured for LEDs.
*/
-static inline char *ieee80211_get_tx_led_name(struct ieee80211_hw *hw)
+static inline const char *ieee80211_get_tx_led_name(struct ieee80211_hw *hw)
{
#ifdef CONFIG_MAC80211_LEDS
return __ieee80211_get_tx_led_name(hw);
@@ -3511,7 +3584,7 @@ static inline char *ieee80211_get_tx_led_name(struct ieee80211_hw *hw)
*
* Return: The name of the LED trigger. %NULL if not configured for LEDs.
*/
-static inline char *ieee80211_get_rx_led_name(struct ieee80211_hw *hw)
+static inline const char *ieee80211_get_rx_led_name(struct ieee80211_hw *hw)
{
#ifdef CONFIG_MAC80211_LEDS
return __ieee80211_get_rx_led_name(hw);
@@ -3532,7 +3605,7 @@ static inline char *ieee80211_get_rx_led_name(struct ieee80211_hw *hw)
*
* Return: The name of the LED trigger. %NULL if not configured for LEDs.
*/
-static inline char *ieee80211_get_assoc_led_name(struct ieee80211_hw *hw)
+static inline const char *ieee80211_get_assoc_led_name(struct ieee80211_hw *hw)
{
#ifdef CONFIG_MAC80211_LEDS
return __ieee80211_get_assoc_led_name(hw);
@@ -3553,7 +3626,7 @@ static inline char *ieee80211_get_assoc_led_name(struct ieee80211_hw *hw)
*
* Return: The name of the LED trigger. %NULL if not configured for LEDs.
*/
-static inline char *ieee80211_get_radio_led_name(struct ieee80211_hw *hw)
+static inline const char *ieee80211_get_radio_led_name(struct ieee80211_hw *hw)
{
#ifdef CONFIG_MAC80211_LEDS
return __ieee80211_get_radio_led_name(hw);
@@ -3574,7 +3647,7 @@ static inline char *ieee80211_get_radio_led_name(struct ieee80211_hw *hw)
*
* Note: This function must be called before ieee80211_register_hw().
*/
-static inline char *
+static inline const char *
ieee80211_create_tpt_led_trigger(struct ieee80211_hw *hw, unsigned int flags,
const struct ieee80211_tpt_blink *blink_table,
unsigned int blink_table_len)
@@ -4255,40 +4328,6 @@ void ieee80211_aes_cmac_calculate_k1_k2(struct ieee80211_key_conf *keyconf,
u8 *k1, u8 *k2);
/**
- * struct ieee80211_key_seq - key sequence counter
- *
- * @tkip: TKIP data, containing IV32 and IV16 in host byte order
- * @ccmp: PN data, most significant byte first (big endian,
- * reverse order than in packet)
- * @aes_cmac: PN data, most significant byte first (big endian,
- * reverse order than in packet)
- * @aes_gmac: PN data, most significant byte first (big endian,
- * reverse order than in packet)
- * @gcmp: PN data, most significant byte first (big endian,
- * reverse order than in packet)
- */
-struct ieee80211_key_seq {
- union {
- struct {
- u32 iv32;
- u16 iv16;
- } tkip;
- struct {
- u8 pn[6];
- } ccmp;
- struct {
- u8 pn[6];
- } aes_cmac;
- struct {
- u8 pn[6];
- } aes_gmac;
- struct {
- u8 pn[6];
- } gcmp;
- };
-};
-
-/**
* ieee80211_get_key_tx_seq - get key TX sequence counter
*
* @keyconf: the parameter passed with the set key
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-15 18:40:05 +0000