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authorJohn W. Linville <linville@tuxdriver.com>2013-08-12 14:45:06 -0400
committerJohn W. Linville <linville@tuxdriver.com>2013-08-12 14:45:06 -0400
commit89c2af3c14ddf8ae48637a7b454d66ac5e0ca728 (patch)
tree77faf3fc889fb0e77ce7c4778f2bbc93fdf8cdd2 /include/net
parentf3dfd20860db3d0c400dd83a378176a28d3662db (diff)
parentd1e2586f484dfc36eee2b2d3a6c6c77be67ca492 (diff)
downloadop-kernel-dev-89c2af3c14ddf8ae48637a7b454d66ac5e0ca728.zip
op-kernel-dev-89c2af3c14ddf8ae48637a7b454d66ac5e0ca728.tar.gz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
Conflicts: drivers/net/ethernet/broadcom/Kconfig
Diffstat (limited to 'include/net')
-rw-r--r--include/net/cfg80211.h197
-rw-r--r--include/net/ieee80211_radiotap.h4
-rw-r--r--include/net/mac80211.h67
3 files changed, 242 insertions, 26 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index f49de28..635e396 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -461,6 +461,33 @@ ieee80211_chandef_rate_flags(struct cfg80211_chan_def *chandef)
}
/**
+ * ieee80211_chandef_max_power - maximum transmission power for the chandef
+ *
+ * In some regulations, the transmit power may depend on the configured channel
+ * bandwidth which may be defined as dBm/MHz. This function returns the actual
+ * max_power for non-standard (20 MHz) channels.
+ *
+ * @chandef: channel definition for the channel
+ *
+ * Returns: maximum allowed transmission power in dBm for the chandef
+ */
+static inline int
+ieee80211_chandef_max_power(struct cfg80211_chan_def *chandef)
+{
+ switch (chandef->width) {
+ case NL80211_CHAN_WIDTH_5:
+ return min(chandef->chan->max_reg_power - 6,
+ chandef->chan->max_power);
+ case NL80211_CHAN_WIDTH_10:
+ return min(chandef->chan->max_reg_power - 3,
+ chandef->chan->max_power);
+ default:
+ break;
+ }
+ return chandef->chan->max_power;
+}
+
+/**
* enum survey_info_flags - survey information flags
*
* @SURVEY_INFO_NOISE_DBM: noise (in dBm) was filled in
@@ -490,7 +517,7 @@ enum survey_info_flags {
* @channel: the channel this survey record reports, mandatory
* @filled: bitflag of flags from &enum survey_info_flags
* @noise: channel noise in dBm. This and all following fields are
- * optional
+ * optional
* @channel_time: amount of time in ms the radio spent on the channel
* @channel_time_busy: amount of time the primary channel was sensed busy
* @channel_time_ext_busy: amount of time the extension channel was sensed busy
@@ -546,9 +573,9 @@ struct cfg80211_crypto_settings {
/**
* struct cfg80211_beacon_data - beacon data
* @head: head portion of beacon (before TIM IE)
- * or %NULL if not changed
+ * or %NULL if not changed
* @tail: tail portion of beacon (after TIM IE)
- * or %NULL if not changed
+ * or %NULL if not changed
* @head_len: length of @head
* @tail_len: length of @tail
* @beacon_ies: extra information element(s) to add into Beacon frames or %NULL
@@ -639,6 +666,30 @@ struct cfg80211_ap_settings {
};
/**
+ * struct cfg80211_csa_settings - channel switch settings
+ *
+ * Used for channel switch
+ *
+ * @chandef: defines the channel to use after the switch
+ * @beacon_csa: beacon data while performing the switch
+ * @counter_offset_beacon: offset for the counter within the beacon (tail)
+ * @counter_offset_presp: offset for the counter within the probe response
+ * @beacon_after: beacon data to be used on the new channel
+ * @radar_required: whether radar detection is required on the new channel
+ * @block_tx: whether transmissions should be blocked while changing
+ * @count: number of beacons until switch
+ */
+struct cfg80211_csa_settings {
+ struct cfg80211_chan_def chandef;
+ struct cfg80211_beacon_data beacon_csa;
+ u16 counter_offset_beacon, counter_offset_presp;
+ struct cfg80211_beacon_data beacon_after;
+ bool radar_required;
+ bool block_tx;
+ u8 count;
+};
+
+/**
* enum station_parameters_apply_mask - station parameter values to apply
* @STATION_PARAM_APPLY_UAPSD: apply new uAPSD parameters (uapsd_queues, max_sp)
* @STATION_PARAM_APPLY_CAPABILITY: apply new capability
@@ -764,7 +815,7 @@ int cfg80211_check_station_change(struct wiphy *wiphy,
* @STATION_INFO_PLINK_STATE: @plink_state filled
* @STATION_INFO_SIGNAL: @signal filled
* @STATION_INFO_TX_BITRATE: @txrate fields are filled
- * (tx_bitrate, tx_bitrate_flags and tx_bitrate_mcs)
+ * (tx_bitrate, tx_bitrate_flags and tx_bitrate_mcs)
* @STATION_INFO_RX_PACKETS: @rx_packets filled with 32-bit value
* @STATION_INFO_TX_PACKETS: @tx_packets filled with 32-bit value
* @STATION_INFO_TX_RETRIES: @tx_retries filled
@@ -1285,6 +1336,7 @@ struct cfg80211_ssid {
* @n_ssids: number of SSIDs
* @channels: channels to scan on.
* @n_channels: total number of channels to scan
+ * @scan_width: channel width for scanning
* @ie: optional information element(s) to add into Probe Request or %NULL
* @ie_len: length of ie in octets
* @flags: bit field of flags controlling operation
@@ -1300,6 +1352,7 @@ struct cfg80211_scan_request {
struct cfg80211_ssid *ssids;
int n_ssids;
u32 n_channels;
+ enum nl80211_bss_scan_width scan_width;
const u8 *ie;
size_t ie_len;
u32 flags;
@@ -1333,6 +1386,7 @@ struct cfg80211_match_set {
* @ssids: SSIDs to scan for (passed in the probe_reqs in active scans)
* @n_ssids: number of SSIDs
* @n_channels: total number of channels to scan
+ * @scan_width: channel width for scanning
* @interval: interval between each scheduled scan cycle
* @ie: optional information element(s) to add into Probe Request or %NULL
* @ie_len: length of ie in octets
@@ -1352,6 +1406,7 @@ struct cfg80211_sched_scan_request {
struct cfg80211_ssid *ssids;
int n_ssids;
u32 n_channels;
+ enum nl80211_bss_scan_width scan_width;
u32 interval;
const u8 *ie;
size_t ie_len;
@@ -1403,6 +1458,7 @@ struct cfg80211_bss_ies {
* for use in scan results and similar.
*
* @channel: channel this BSS is on
+ * @scan_width: width of the control channel
* @bssid: BSSID of the BSS
* @beacon_interval: the beacon interval as from the frame
* @capability: the capability field in host byte order
@@ -1424,6 +1480,7 @@ struct cfg80211_bss_ies {
*/
struct cfg80211_bss {
struct ieee80211_channel *channel;
+ enum nl80211_bss_scan_width scan_width;
const struct cfg80211_bss_ies __rcu *ies;
const struct cfg80211_bss_ies __rcu *beacon_ies;
@@ -1509,7 +1566,7 @@ enum cfg80211_assoc_req_flags {
* @prev_bssid: previous BSSID, if not %NULL use reassociate frame
* @flags: See &enum cfg80211_assoc_req_flags
* @ht_capa: HT Capabilities over-rides. Values set in ht_capa_mask
- * will be used in ht_capa. Un-supported values will be ignored.
+ * will be used in ht_capa. Un-supported values will be ignored.
* @ht_capa_mask: The bits of ht_capa which are to be used.
* @vht_capa: VHT capability override
* @vht_capa_mask: VHT capability mask indicating which fields to use
@@ -1592,6 +1649,9 @@ struct cfg80211_disassoc_request {
* user space. Otherwise, port is marked authorized by default.
* @basic_rates: bitmap of basic rates to use when creating the IBSS
* @mcast_rate: per-band multicast rate index + 1 (0: disabled)
+ * @ht_capa: HT Capabilities over-rides. Values set in ht_capa_mask
+ * will be used in ht_capa. Un-supported values will be ignored.
+ * @ht_capa_mask: The bits of ht_capa which are to be used.
*/
struct cfg80211_ibss_params {
u8 *ssid;
@@ -1605,6 +1665,8 @@ struct cfg80211_ibss_params {
bool privacy;
bool control_port;
int mcast_rate[IEEE80211_NUM_BANDS];
+ struct ieee80211_ht_cap ht_capa;
+ struct ieee80211_ht_cap ht_capa_mask;
};
/**
@@ -1630,9 +1692,9 @@ struct cfg80211_ibss_params {
* @key: WEP key for shared key authentication
* @flags: See &enum cfg80211_assoc_req_flags
* @bg_scan_period: Background scan period in seconds
- * or -1 to indicate that default value is to be used.
+ * or -1 to indicate that default value is to be used.
* @ht_capa: HT Capabilities over-rides. Values set in ht_capa_mask
- * will be used in ht_capa. Un-supported values will be ignored.
+ * will be used in ht_capa. Un-supported values will be ignored.
* @ht_capa_mask: The bits of ht_capa which are to be used.
* @vht_capa: VHT Capability overrides
* @vht_capa_mask: The bits of vht_capa which are to be used.
@@ -1698,7 +1760,7 @@ struct cfg80211_pmksa {
};
/**
- * struct cfg80211_wowlan_trig_pkt_pattern - packet pattern
+ * struct cfg80211_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
@@ -1708,7 +1770,7 @@ struct cfg80211_pmksa {
* Internal note: @mask and @pattern are allocated in one chunk of
* memory, free @mask only!
*/
-struct cfg80211_wowlan_trig_pkt_pattern {
+struct cfg80211_pkt_pattern {
u8 *mask, *pattern;
int pattern_len;
int pkt_offset;
@@ -1770,12 +1832,41 @@ struct cfg80211_wowlan {
bool any, disconnect, magic_pkt, gtk_rekey_failure,
eap_identity_req, four_way_handshake,
rfkill_release;
- struct cfg80211_wowlan_trig_pkt_pattern *patterns;
+ struct cfg80211_pkt_pattern *patterns;
struct cfg80211_wowlan_tcp *tcp;
int n_patterns;
};
/**
+ * struct cfg80211_coalesce_rules - Coalesce rule parameters
+ *
+ * This structure defines coalesce rule for the device.
+ * @delay: maximum coalescing delay in msecs.
+ * @condition: condition for packet coalescence.
+ * see &enum nl80211_coalesce_condition.
+ * @patterns: array of packet patterns
+ * @n_patterns: number of patterns
+ */
+struct cfg80211_coalesce_rules {
+ int delay;
+ enum nl80211_coalesce_condition condition;
+ struct cfg80211_pkt_pattern *patterns;
+ int n_patterns;
+};
+
+/**
+ * struct cfg80211_coalesce - Packet coalescing settings
+ *
+ * This structure defines coalescing settings.
+ * @rules: array of coalesce rules
+ * @n_rules: number of rules
+ */
+struct cfg80211_coalesce {
+ struct cfg80211_coalesce_rules *rules;
+ int n_rules;
+};
+
+/**
* struct cfg80211_wowlan_wakeup - wakeup report
* @disconnect: woke up by getting disconnected
* @magic_pkt: woke up by receiving magic packet
@@ -2071,6 +2162,9 @@ struct cfg80211_update_ft_ies_params {
* driver can take the most appropriate actions.
* @crit_proto_stop: Indicates critical protocol no longer needs increased link
* reliability. This operation can not fail.
+ * @set_coalesce: Set coalesce parameters.
+ *
+ * @channel_switch: initiate channel-switch procedure (with CSA)
*/
struct cfg80211_ops {
int (*suspend)(struct wiphy *wiphy, struct cfg80211_wowlan *wow);
@@ -2306,6 +2400,12 @@ struct cfg80211_ops {
u16 duration);
void (*crit_proto_stop)(struct wiphy *wiphy,
struct wireless_dev *wdev);
+ int (*set_coalesce)(struct wiphy *wiphy,
+ struct cfg80211_coalesce *coalesce);
+
+ int (*channel_switch)(struct wiphy *wiphy,
+ struct net_device *dev,
+ struct cfg80211_csa_settings *params);
};
/*
@@ -2371,6 +2471,8 @@ struct cfg80211_ops {
* @WIPHY_FLAG_OFFCHAN_TX: Device supports direct off-channel TX.
* @WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL: Device supports remain-on-channel call.
* @WIPHY_FLAG_SUPPORTS_5_10_MHZ: Device supports 5 MHz and 10 MHz channels.
+ * @WIPHY_FLAG_HAS_CHANNEL_SWITCH: Device supports channel switch in
+ * beaconing mode (AP, IBSS, Mesh, ...).
*/
enum wiphy_flags {
WIPHY_FLAG_CUSTOM_REGULATORY = BIT(0),
@@ -2395,6 +2497,7 @@ enum wiphy_flags {
WIPHY_FLAG_OFFCHAN_TX = BIT(20),
WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL = BIT(21),
WIPHY_FLAG_SUPPORTS_5_10_MHZ = BIT(22),
+ WIPHY_FLAG_HAS_CHANNEL_SWITCH = BIT(23),
};
/**
@@ -2532,6 +2635,25 @@ struct wiphy_wowlan_support {
};
/**
+ * struct wiphy_coalesce_support - coalesce support data
+ * @n_rules: maximum number of coalesce rules
+ * @max_delay: maximum supported coalescing delay in msecs
+ * @n_patterns: number of supported patterns in a rule
+ * (see nl80211.h for the pattern definition)
+ * @pattern_max_len: maximum length of each pattern
+ * @pattern_min_len: minimum length of each pattern
+ * @max_pkt_offset: maximum Rx packet offset
+ */
+struct wiphy_coalesce_support {
+ int n_rules;
+ int max_delay;
+ int n_patterns;
+ int pattern_max_len;
+ int pattern_min_len;
+ int max_pkt_offset;
+};
+
+/**
* struct wiphy - wireless hardware description
* @reg_notifier: the driver's regulatory notification callback,
* note that if your driver uses wiphy_apply_custom_regulatory()
@@ -2641,6 +2763,7 @@ struct wiphy_wowlan_support {
* 802.11-2012 8.4.2.29 for the defined fields.
* @extended_capabilities_mask: mask of the valid values
* @extended_capabilities_len: length of the extended capabilities
+ * @coalesce: packet coalescing support information
*/
struct wiphy {
/* assign these fields before you register the wiphy */
@@ -2750,6 +2873,8 @@ struct wiphy {
const struct iw_handler_def *wext;
#endif
+ const struct wiphy_coalesce_support *coalesce;
+
char priv[0] __aligned(NETDEV_ALIGN);
};
@@ -3063,11 +3188,13 @@ ieee80211_get_response_rate(struct ieee80211_supported_band *sband,
/**
* ieee80211_mandatory_rates - get mandatory rates for a given band
* @sband: the band to look for rates in
+ * @scan_width: width of the control channel
*
* This function returns a bitmap of the mandatory rates for the given
* band, bits are set according to the rate position in the bitrates array.
*/
-u32 ieee80211_mandatory_rates(struct ieee80211_supported_band *sband);
+u32 ieee80211_mandatory_rates(struct ieee80211_supported_band *sband,
+ enum nl80211_bss_scan_width scan_width);
/*
* Radiotap parsing functions -- for controlled injection support
@@ -3379,10 +3506,11 @@ void cfg80211_sched_scan_results(struct wiphy *wiphy);
void cfg80211_sched_scan_stopped(struct wiphy *wiphy);
/**
- * cfg80211_inform_bss_frame - inform cfg80211 of a received BSS frame
+ * cfg80211_inform_bss_width_frame - inform cfg80211 of a received BSS frame
*
* @wiphy: the wiphy reporting the BSS
* @channel: The channel the frame was received on
+ * @scan_width: width of the control channel
* @mgmt: the management frame (probe response or beacon)
* @len: length of the management frame
* @signal: the signal strength, type depends on the wiphy's signal_type
@@ -3395,16 +3523,29 @@ void cfg80211_sched_scan_stopped(struct wiphy *wiphy);
* Or %NULL on error.
*/
struct cfg80211_bss * __must_check
+cfg80211_inform_bss_width_frame(struct wiphy *wiphy,
+ struct ieee80211_channel *channel,
+ enum nl80211_bss_scan_width scan_width,
+ struct ieee80211_mgmt *mgmt, size_t len,
+ s32 signal, gfp_t gfp);
+
+static inline struct cfg80211_bss * __must_check
cfg80211_inform_bss_frame(struct wiphy *wiphy,
struct ieee80211_channel *channel,
struct ieee80211_mgmt *mgmt, size_t len,
- s32 signal, gfp_t gfp);
+ s32 signal, gfp_t gfp)
+{
+ return cfg80211_inform_bss_width_frame(wiphy, channel,
+ NL80211_BSS_CHAN_WIDTH_20,
+ mgmt, len, signal, gfp);
+}
/**
* cfg80211_inform_bss - inform cfg80211 of a new BSS
*
* @wiphy: the wiphy reporting the BSS
* @channel: The channel the frame was received on
+ * @scan_width: width of the control channel
* @bssid: the BSSID of the BSS
* @tsf: the TSF sent by the peer in the beacon/probe response (or 0)
* @capability: the capability field sent by the peer
@@ -3421,11 +3562,26 @@ cfg80211_inform_bss_frame(struct wiphy *wiphy,
* Or %NULL on error.
*/
struct cfg80211_bss * __must_check
+cfg80211_inform_bss_width(struct wiphy *wiphy,
+ struct ieee80211_channel *channel,
+ enum nl80211_bss_scan_width scan_width,
+ const u8 *bssid, u64 tsf, u16 capability,
+ u16 beacon_interval, const u8 *ie, size_t ielen,
+ s32 signal, gfp_t gfp);
+
+static inline struct cfg80211_bss * __must_check
cfg80211_inform_bss(struct wiphy *wiphy,
struct ieee80211_channel *channel,
const u8 *bssid, u64 tsf, u16 capability,
u16 beacon_interval, const u8 *ie, size_t ielen,
- s32 signal, gfp_t gfp);
+ s32 signal, gfp_t gfp)
+{
+ return cfg80211_inform_bss_width(wiphy, channel,
+ NL80211_BSS_CHAN_WIDTH_20,
+ bssid, tsf, capability,
+ beacon_interval, ie, ielen, signal,
+ gfp);
+}
struct cfg80211_bss *cfg80211_get_bss(struct wiphy *wiphy,
struct ieee80211_channel *channel,
@@ -3471,6 +3627,19 @@ void cfg80211_put_bss(struct wiphy *wiphy, struct cfg80211_bss *bss);
*/
void cfg80211_unlink_bss(struct wiphy *wiphy, struct cfg80211_bss *bss);
+static inline enum nl80211_bss_scan_width
+cfg80211_chandef_to_scan_width(const struct cfg80211_chan_def *chandef)
+{
+ switch (chandef->width) {
+ case NL80211_CHAN_WIDTH_5:
+ return NL80211_BSS_CHAN_WIDTH_5;
+ case NL80211_CHAN_WIDTH_10:
+ return NL80211_BSS_CHAN_WIDTH_10;
+ default:
+ return NL80211_BSS_CHAN_WIDTH_20;
+ }
+}
+
/**
* cfg80211_rx_mlme_mgmt - notification of processed MLME management frame
* @dev: network device
diff --git a/include/net/ieee80211_radiotap.h b/include/net/ieee80211_radiotap.h
index c6d07cb..8b5b714 100644
--- a/include/net/ieee80211_radiotap.h
+++ b/include/net/ieee80211_radiotap.h
@@ -230,6 +230,10 @@ enum ieee80211_radiotap_type {
#define IEEE80211_CHAN_PASSIVE 0x0200 /* Only passive scan allowed */
#define IEEE80211_CHAN_DYN 0x0400 /* Dynamic CCK-OFDM channel */
#define IEEE80211_CHAN_GFSK 0x0800 /* GFSK channel (FHSS PHY) */
+#define IEEE80211_CHAN_GSM 0x1000 /* GSM (900 MHz) */
+#define IEEE80211_CHAN_STURBO 0x2000 /* Static Turbo */
+#define IEEE80211_CHAN_HALF 0x4000 /* Half channel (10 MHz wide) */
+#define IEEE80211_CHAN_QUARTER 0x8000 /* Quarter channel (5 MHz wide) */
/* For IEEE80211_RADIOTAP_FLAGS */
#define IEEE80211_RADIOTAP_F_CFP 0x01 /* sent/received
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index e5f0290..ab94dbc 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -152,11 +152,14 @@ struct ieee80211_low_level_stats {
* @IEEE80211_CHANCTX_CHANGE_WIDTH: The channel width changed
* @IEEE80211_CHANCTX_CHANGE_RX_CHAINS: The number of RX chains changed
* @IEEE80211_CHANCTX_CHANGE_RADAR: radar detection flag changed
+ * @IEEE80211_CHANCTX_CHANGE_CHANNEL: switched to another operating channel,
+ * this is used only with channel switching with CSA
*/
enum ieee80211_chanctx_change {
IEEE80211_CHANCTX_CHANGE_WIDTH = BIT(0),
IEEE80211_CHANCTX_CHANGE_RX_CHAINS = BIT(1),
IEEE80211_CHANCTX_CHANGE_RADAR = BIT(2),
+ IEEE80211_CHANCTX_CHANGE_CHANNEL = BIT(3),
};
/**
@@ -811,6 +814,8 @@ ieee80211_tx_info_clear_status(struct ieee80211_tx_info *info)
* @RX_FLAG_AMPDU_DELIM_CRC_KNOWN: The delimiter CRC field is known (the CRC
* is stored in the @ampdu_delimiter_crc field)
* @RX_FLAG_STBC_MASK: STBC 2 bit bitmask. 1 - Nss=1, 2 - Nss=2, 3 - Nss=3
+ * @RX_FLAG_10MHZ: 10 MHz (half channel) was used
+ * @RX_FLAG_5MHZ: 5 MHz (quarter channel) was used
*/
enum mac80211_rx_flags {
RX_FLAG_MMIC_ERROR = BIT(0),
@@ -839,6 +844,8 @@ enum mac80211_rx_flags {
RX_FLAG_80P80MHZ = BIT(24),
RX_FLAG_160MHZ = BIT(25),
RX_FLAG_STBC_MASK = BIT(26) | BIT(27),
+ RX_FLAG_10MHZ = BIT(28),
+ RX_FLAG_5MHZ = BIT(29),
};
#define RX_FLAG_STBC_SHIFT 26
@@ -1004,11 +1011,11 @@ enum ieee80211_smps_mode {
* @radar_enabled: whether radar detection is enabled
*
* @long_frame_max_tx_count: Maximum number of transmissions for a "long" frame
- * (a frame not RTS protected), called "dot11LongRetryLimit" in 802.11,
- * but actually means the number of transmissions not the number of retries
+ * (a frame not RTS protected), called "dot11LongRetryLimit" in 802.11,
+ * but actually means the number of transmissions not the number of retries
* @short_frame_max_tx_count: Maximum number of transmissions for a "short"
- * frame, called "dot11ShortRetryLimit" in 802.11, but actually means the
- * number of transmissions not the number of retries
+ * frame, called "dot11ShortRetryLimit" in 802.11, but actually means the
+ * number of transmissions not the number of retries
*
* @smps_mode: spatial multiplexing powersave mode; note that
* %IEEE80211_SMPS_STATIC is used when the device is not
@@ -1080,6 +1087,7 @@ enum ieee80211_vif_flags {
* @addr: address of this interface
* @p2p: indicates whether this AP or STA interface is a p2p
* interface, i.e. a GO or p2p-sta respectively
+ * @csa_active: marks whether a channel switch is going on
* @driver_flags: flags/capabilities the driver has for this interface,
* these need to be set (or cleared) when the interface is added
* or, if supported by the driver, the interface type is changed
@@ -1092,7 +1100,7 @@ enum ieee80211_vif_flags {
* be off when it is %NULL there can still be races and packets could be
* processed after it switches back to %NULL.
* @debugfs_dir: debugfs dentry, can be used by drivers to create own per
- * interface debug files. Note that it will be NULL for the virtual
+ * interface debug files. Note that it will be NULL for the virtual
* monitor interface (if that is requested.)
* @drv_priv: data area for driver use, will always be aligned to
* sizeof(void *).
@@ -1102,6 +1110,7 @@ struct ieee80211_vif {
struct ieee80211_bss_conf bss_conf;
u8 addr[ETH_ALEN];
bool p2p;
+ bool csa_active;
u8 cab_queue;
u8 hw_queue[IEEE80211_NUM_ACS];
@@ -1425,10 +1434,10 @@ struct ieee80211_tx_control {
* the stack.
*
* @IEEE80211_HW_CONNECTION_MONITOR:
- * The hardware performs its own connection monitoring, including
- * periodic keep-alives to the AP and probing the AP on beacon loss.
- * When this flag is set, signaling beacon-loss will cause an immediate
- * change to disassociated state.
+ * The hardware performs its own connection monitoring, including
+ * periodic keep-alives to the AP and probing the AP on beacon loss.
+ * When this flag is set, signaling beacon-loss will cause an immediate
+ * change to disassociated state.
*
* @IEEE80211_HW_NEED_DTIM_BEFORE_ASSOC:
* This device needs to get data from beacon before association (i.e.
@@ -1526,10 +1535,10 @@ enum ieee80211_hw_flags {
* @channel_change_time: time (in microseconds) it takes to change channels.
*
* @max_signal: Maximum value for signal (rssi) in RX information, used
- * only when @IEEE80211_HW_SIGNAL_UNSPEC or @IEEE80211_HW_SIGNAL_DB
+ * only when @IEEE80211_HW_SIGNAL_UNSPEC or @IEEE80211_HW_SIGNAL_DB
*
* @max_listen_interval: max listen interval in units of beacon interval
- * that HW supports
+ * that HW supports
*
* @queues: number of available hardware transmit queues for
* data packets. WMM/QoS requires at least four, these
@@ -2443,7 +2452,7 @@ enum ieee80211_roc_type {
* The callback can sleep.
*
* @set_tsf: Set the TSF timer to the specified value in the firmware/hardware.
- * Currently, this is only used for IBSS mode debugging. Is not a
+ * Currently, this is only used for IBSS mode debugging. Is not a
* required function.
* The callback can sleep.
*
@@ -2633,6 +2642,16 @@ enum ieee80211_roc_type {
* @ipv6_addr_change: IPv6 address assignment on the given interface changed.
* Currently, this is only called for managed or P2P client interfaces.
* This callback is optional; it must not sleep.
+ *
+ * @channel_switch_beacon: Starts a channel switch to a new channel.
+ * Beacons are modified to include CSA or ECSA IEs before calling this
+ * function. The corresponding count fields in these IEs must be
+ * decremented, and when they reach zero the driver must call
+ * ieee80211_csa_finish(). Drivers which use ieee80211_beacon_get()
+ * get the csa counter decremented by mac80211, but must check if it is
+ * zero using ieee80211_csa_is_complete() after the beacon has been
+ * transmitted and then call ieee80211_csa_finish().
+ *
*/
struct ieee80211_ops {
void (*tx)(struct ieee80211_hw *hw,
@@ -2820,6 +2839,9 @@ struct ieee80211_ops {
struct ieee80211_vif *vif,
struct inet6_dev *idev);
#endif
+ void (*channel_switch_beacon)(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct cfg80211_chan_def *chandef);
};
/**
@@ -3315,6 +3337,25 @@ static inline struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw,
}
/**
+ * ieee80211_csa_finish - notify mac80211 about channel switch
+ * @vif: &struct ieee80211_vif pointer from the add_interface callback.
+ *
+ * After a channel switch announcement was scheduled and the counter in this
+ * announcement hit zero, this function must be called by the driver to
+ * notify mac80211 that the channel can be changed.
+ */
+void ieee80211_csa_finish(struct ieee80211_vif *vif);
+
+/**
+ * ieee80211_csa_is_complete - find out if counters reached zero
+ * @vif: &struct ieee80211_vif pointer from the add_interface callback.
+ *
+ * This function returns whether the channel switch counters reached zero.
+ */
+bool ieee80211_csa_is_complete(struct ieee80211_vif *vif);
+
+
+/**
* ieee80211_proberesp_get - retrieve a Probe Response template
* @hw: pointer obtained from ieee80211_alloc_hw().
* @vif: &struct ieee80211_vif pointer from the add_interface callback.
@@ -4204,8 +4245,10 @@ struct rate_control_ops {
void *(*alloc_sta)(void *priv, struct ieee80211_sta *sta, gfp_t gfp);
void (*rate_init)(void *priv, struct ieee80211_supported_band *sband,
+ struct cfg80211_chan_def *chandef,
struct ieee80211_sta *sta, void *priv_sta);
void (*rate_update)(void *priv, struct ieee80211_supported_band *sband,
+ struct cfg80211_chan_def *chandef,
struct ieee80211_sta *sta, void *priv_sta,
u32 changed);
void (*free_sta)(void *priv, struct ieee80211_sta *sta,
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