Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6

6 files changed, 163 insertions, 25 deletions

diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index cb3dc6027fd9..a8d71ed43a0e 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -480,10 +480,6 @@ enum nl80211_commands {
  * @NL80211_ATTR_SCAN_FREQUENCIES: nested attribute with frequencies (in MHz)
  * @NL80211_ATTR_SCAN_SSIDS: nested attribute with SSIDs, leave out for passive
  *      scanning and include a zero-length SSID (wildcard) for wildcard scan
- * @NL80211_ATTR_SCAN_GENERATION: the scan generation increases whenever the
- *      scan result list changes (BSS expired or added) so that applications
- *      can verify that they got a single, consistent snapshot (when all dump
- *      messages carried the same generation number)
  * @NL80211_ATTR_BSS: scan result BSS
  *
  * @NL80211_ATTR_REG_INITIATOR: indicates who requested the regulatory domain
@@ -580,6 +576,14 @@ enum nl80211_commands {
  *
  * @NL80211_ATTR_PID: Process ID of a network namespace.
  *
+ * @NL80211_ATTR_GENERATION: Used to indicate consistent snapshots for
+ *      dumps. This number increases whenever the object list being
+ *      dumped changes, and as such userspace can verify that it has
+ *      obtained a complete and consistent snapshot by verifying that
+ *      all dump messages contain the same generation number. If it
+ *      changed then the list changed and the dump should be repeated
+ *      completely from scratch.
+ *
  * @NL80211_ATTR_MAX: highest attribute number currently defined
  * @__NL80211_ATTR_AFTER_LAST: internal use
  */
@@ -651,7 +655,7 @@ enum nl80211_attrs {
 
         NL80211_ATTR_SCAN_FREQUENCIES,
         NL80211_ATTR_SCAN_SSIDS,
-        NL80211_ATTR_SCAN_GENERATION,
+        NL80211_ATTR_GENERATION, /* replaces old SCAN_GENERATION */
         NL80211_ATTR_BSS,
 
         NL80211_ATTR_REG_INITIATOR,
@@ -716,6 +720,9 @@ enum nl80211_attrs {
         NL80211_ATTR_MAX = __NL80211_ATTR_AFTER_LAST - 1
 };
 
+/* source-level API compatibility */
+#define NL80211_ATTR_SCAN_GENERATION NL80211_ATTR_GENERATION
+
 /*
  * Allow user space programs to use #ifdef on new attributes by defining them
  * here
diff --git a/include/linux/ssb/ssb.h b/include/linux/ssb/ssb.h
index 5ae8fa22d331..17ffc1f84d76 100644
--- a/include/linux/ssb/ssb.h
+++ b/include/linux/ssb/ssb.h
@@ -27,24 +27,54 @@ struct ssb_sprom {
         u8 et1mdcport;          /* MDIO for enet1 */
         u8 board_rev;           /* Board revision number from SPROM. */
         u8 country_code;        /* Country Code */
-        u8 ant_available_a;     /* A-PHY antenna available bits (up to 4) */
-        u8 ant_available_bg;    /* B/G-PHY antenna available bits (up to 4) */
+        u8 ant_available_a;     /* 2GHz antenna available bits (up to 4) */
+        u8 ant_available_bg;    /* 5GHz antenna available bits (up to 4) */
         u16 pa0b0;
         u16 pa0b1;
         u16 pa0b2;
         u16 pa1b0;
         u16 pa1b1;
         u16 pa1b2;
+        u16 pa1lob0;
+        u16 pa1lob1;
+        u16 pa1lob2;
+        u16 pa1hib0;
+        u16 pa1hib1;
+        u16 pa1hib2;
         u8 gpio0;               /* GPIO pin 0 */
         u8 gpio1;               /* GPIO pin 1 */
         u8 gpio2;               /* GPIO pin 2 */
         u8 gpio3;               /* GPIO pin 3 */
-        u16 maxpwr_a;           /* A-PHY Amplifier Max Power (in dBm Q5.2) */
-        u16 maxpwr_bg;          /* B/G-PHY Amplifier Max Power (in dBm Q5.2) */
+        u16 maxpwr_bg;          /* 2.4GHz Amplifier Max Power (in dBm Q5.2) */
+        u16 maxpwr_al;          /* 5.2GHz Amplifier Max Power (in dBm Q5.2) */
+        u16 maxpwr_a;           /* 5.3GHz Amplifier Max Power (in dBm Q5.2) */
+        u16 maxpwr_ah;          /* 5.8GHz Amplifier Max Power (in dBm Q5.2) */
         u8 itssi_a;             /* Idle TSSI Target for A-PHY */
         u8 itssi_bg;            /* Idle TSSI Target for B/G-PHY */
-        u16 boardflags_lo;      /* Boardflags (low 16 bits) */
-        u16 boardflags_hi;      /* Boardflags (high 16 bits) */
+        u8 tri2g;               /* 2.4GHz TX isolation */
+        u8 tri5gl;              /* 5.2GHz TX isolation */
+        u8 tri5g;               /* 5.3GHz TX isolation */
+        u8 tri5gh;              /* 5.8GHz TX isolation */
+        u8 rxpo2g;              /* 2GHz RX power offset */
+        u8 rxpo5g;              /* 5GHz RX power offset */
+        u8 rssisav2g;           /* 2GHz RSSI params */
+        u8 rssismc2g;
+        u8 rssismf2g;
+        u8 bxa2g;               /* 2GHz BX arch */
+        u8 rssisav5g;           /* 5GHz RSSI params */
+        u8 rssismc5g;
+        u8 rssismf5g;
+        u8 bxa5g;               /* 5GHz BX arch */
+        u16 cck2gpo;            /* CCK power offset */
+        u32 ofdm2gpo;           /* 2.4GHz OFDM power offset */
+        u32 ofdm5glpo;          /* 5.2GHz OFDM power offset */
+        u32 ofdm5gpo;           /* 5.3GHz OFDM power offset */
+        u32 ofdm5ghpo;          /* 5.8GHz OFDM power offset */
+        u16 boardflags_lo;      /* Board flags (bits 0-15) */
+        u16 boardflags_hi;      /* Board flags (bits 16-31) */
+        u16 boardflags2_lo;     /* Board flags (bits 32-47) */
+        u16 boardflags2_hi;     /* Board flags (bits 48-63) */
+        /* TODO store board flags in a single u64 */
 
         /* Antenna gain values for up to 4 antennas
          * on each band. Values in dBm/4 (Q5.2). Negative gain means the
@@ -58,7 +88,7 @@ struct ssb_sprom {
                 } ghz5;         /* 5GHz band */
         } antenna_gain;
 
-        /* TODO - add any parameters needed from rev 2, 3, or 4 SPROMs */
+        /* TODO - add any parameters needed from rev 2, 3, 4, 5 or 8 SPROMs */
 };
 
 /* Information about the PCB the circuitry is soldered on. */
diff --git a/include/linux/ssb/ssb_regs.h b/include/linux/ssb/ssb_regs.h
index a01b982b5783..9ae9082eaeb4 100644
--- a/include/linux/ssb/ssb_regs.h
+++ b/include/linux/ssb/ssb_regs.h
@@ -162,7 +162,7 @@
 
 /* SPROM shadow area. If not otherwise noted, fields are
  * two bytes wide. Note that the SPROM can _only_ be read
- * in two-byte quantinies.
+ * in two-byte quantities.
  */
 #define SSB_SPROMSIZE_WORDS             64
 #define SSB_SPROMSIZE_BYTES             (SSB_SPROMSIZE_WORDS * sizeof(u16))
@@ -327,8 +327,11 @@
 #define  SSB_SPROM5_GPIOB_P3_SHIFT      8
 
 /* SPROM Revision 8 */
-#define SSB_SPROM8_BFLLO                0x1084  /* Boardflags (low 16 bits) */
-#define SSB_SPROM8_BFLHI                0x1086  /* Boardflags Hi */
+#define SSB_SPROM8_BOARDREV             0x1082  /* Board revision */
+#define SSB_SPROM8_BFLLO                0x1084  /* Board flags (bits 0-15) */
+#define SSB_SPROM8_BFLHI                0x1086  /* Board flags (bits 16-31) */
+#define SSB_SPROM8_BFL2LO               0x1088  /* Board flags (bits 32-47) */
+#define SSB_SPROM8_BFL2HI               0x108A  /* Board flags (bits 48-63) */
 #define SSB_SPROM8_IL0MAC               0x108C  /* 6 byte MAC address */
 #define SSB_SPROM8_CCODE                0x1092  /* 2 byte country code */
 #define SSB_SPROM8_ANTAVAIL             0x109C  /* Antenna available bitfields*/
@@ -354,14 +357,63 @@
 #define  SSB_SPROM8_GPIOB_P2            0x00FF  /* Pin 2 */
 #define  SSB_SPROM8_GPIOB_P3            0xFF00  /* Pin 3 */
 #define  SSB_SPROM8_GPIOB_P3_SHIFT      8
-#define SSB_SPROM8_MAXP_BG              0x10C0  /* Max Power BG in path 1 */
-#define  SSB_SPROM8_MAXP_BG_MASK        0x00FF  /* Mask for Max Power BG */
+#define SSB_SPROM8_RSSIPARM2G           0x10A4  /* RSSI params for 2GHz */
+#define  SSB_SPROM8_RSSISMF2G           0x000F
+#define  SSB_SPROM8_RSSISMC2G           0x00F0
+#define  SSB_SPROM8_RSSISMC2G_SHIFT     4
+#define  SSB_SPROM8_RSSISAV2G           0x0700
+#define  SSB_SPROM8_RSSISAV2G_SHIFT     8
+#define  SSB_SPROM8_BXA2G               0x1800
+#define  SSB_SPROM8_BXA2G_SHIFT         11
+#define SSB_SPROM8_RSSIPARM5G           0x10A6  /* RSSI params for 5GHz */
+#define  SSB_SPROM8_RSSISMF5G           0x000F
+#define  SSB_SPROM8_RSSISMC5G           0x00F0
+#define  SSB_SPROM8_RSSISMC5G_SHIFT     4
+#define  SSB_SPROM8_RSSISAV5G           0x0700
+#define  SSB_SPROM8_RSSISAV5G_SHIFT     8
+#define  SSB_SPROM8_BXA5G               0x1800
+#define  SSB_SPROM8_BXA5G_SHIFT         11
+#define SSB_SPROM8_TRI25G               0x10A8  /* TX isolation 2.4&5.3GHz */
+#define  SSB_SPROM8_TRI2G               0x00FF  /* TX isolation 2.4GHz */
+#define  SSB_SPROM8_TRI5G               0xFF00  /* TX isolation 5.3GHz */
+#define  SSB_SPROM8_TRI5G_SHIFT         8
+#define SSB_SPROM8_TRI5GHL              0x10AA  /* TX isolation 5.2/5.8GHz */
+#define  SSB_SPROM8_TRI5GL              0x00FF  /* TX isolation 5.2GHz */
+#define  SSB_SPROM8_TRI5GH              0xFF00  /* TX isolation 5.8GHz */
+#define  SSB_SPROM8_TRI5GH_SHIFT        8
+#define SSB_SPROM8_RXPO                 0x10AC  /* RX power offsets */
+#define  SSB_SPROM8_RXPO2G              0x00FF  /* 2GHz RX power offset */
+#define  SSB_SPROM8_RXPO5G              0xFF00  /* 5GHz RX power offset */
+#define  SSB_SPROM8_RXPO5G_SHIFT        8
+#define SSB_SPROM8_MAXP_BG              0x10C0  /* Max Power 2GHz in path 1 */
+#define  SSB_SPROM8_MAXP_BG_MASK        0x00FF  /* Mask for Max Power 2GHz */
 #define  SSB_SPROM8_ITSSI_BG            0xFF00  /* Mask for path 1 itssi_bg */
 #define  SSB_SPROM8_ITSSI_BG_SHIFT      8
-#define SSB_SPROM8_MAXP_A               0x10C8  /* Max Power A in path 1 */
-#define  SSB_SPROM8_MAXP_A_MASK         0x00FF  /* Mask for Max Power A */
+#define SSB_SPROM8_PA0B0                0x10C2  /* 2GHz power amp settings */
+#define SSB_SPROM8_PA0B1                0x10C4
+#define SSB_SPROM8_PA0B2                0x10C6
+#define SSB_SPROM8_MAXP_A               0x10C8  /* Max Power 5.3GHz */
+#define  SSB_SPROM8_MAXP_A_MASK         0x00FF  /* Mask for Max Power 5.3GHz */
 #define  SSB_SPROM8_ITSSI_A             0xFF00  /* Mask for path 1 itssi_a */
 #define  SSB_SPROM8_ITSSI_A_SHIFT       8
+#define SSB_SPROM8_MAXP_AHL             0x10CA  /* Max Power 5.2/5.8GHz */
+#define  SSB_SPROM8_MAXP_AH_MASK        0x00FF  /* Mask for Max Power 5.8GHz */
+#define  SSB_SPROM8_MAXP_AL_MASK        0xFF00  /* Mask for Max Power 5.2GHz */
+#define  SSB_SPROM8_MAXP_AL_SHIFT       8
+#define SSB_SPROM8_PA1B0                0x10CC  /* 5.3GHz power amp settings */
+#define SSB_SPROM8_PA1B1                0x10CE
+#define SSB_SPROM8_PA1B2                0x10D0
+#define SSB_SPROM8_PA1LOB0              0x10D2  /* 5.2GHz power amp settings */
+#define SSB_SPROM8_PA1LOB1              0x10D4
+#define SSB_SPROM8_PA1LOB2              0x10D6
+#define SSB_SPROM8_PA1HIB0              0x10D8  /* 5.8GHz power amp settings */
+#define SSB_SPROM8_PA1HIB1              0x10DA
+#define SSB_SPROM8_PA1HIB2              0x10DC
+#define SSB_SPROM8_CCK2GPO              0x1140  /* CCK power offset */
+#define SSB_SPROM8_OFDM2GPO             0x1142  /* 2.4GHz OFDM power offset */
+#define SSB_SPROM8_OFDM5GPO             0x1146  /* 5.3GHz OFDM power offset */
+#define SSB_SPROM8_OFDM5GLPO            0x114A  /* 5.2GHz OFDM power offset */
+#define SSB_SPROM8_OFDM5GHPO            0x114E  /* 5.8GHz OFDM power offset */
 
 /* Values for SSB_SPROM1_BINF_CCODE */
 enum {
diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
index de8b4b18961b..09514252d84e 100644
--- a/include/linux/usb/usbnet.h
+++ b/include/linux/usb/usbnet.h
@@ -53,6 +53,7 @@ struct usbnet {
         struct sk_buff_head     rxq;
         struct sk_buff_head     txq;
         struct sk_buff_head     done;
+        struct sk_buff_head     rxq_pause;
         struct urb              *interrupt;
         struct tasklet_struct   bh;
 
@@ -63,6 +64,7 @@ struct usbnet {
 #               define EVENT_RX_MEMORY  2
 #               define EVENT_STS_SPLIT  3
 #               define EVENT_LINK_RESET 4
+#               define EVENT_RX_PAUSED  5
 };
 
 static inline struct usb_driver *driver_of(struct usb_interface *intf)
@@ -190,6 +192,10 @@ extern void usbnet_defer_kevent (struct usbnet *, int);
 extern void usbnet_skb_return (struct usbnet *, struct sk_buff *);
 extern void usbnet_unlink_rx_urbs(struct usbnet *);
 
+extern void usbnet_pause_rx(struct usbnet *);
+extern void usbnet_resume_rx(struct usbnet *);
+extern void usbnet_purge_paused_rxq(struct usbnet *);
+
 extern int usbnet_get_settings (struct net_device *net, struct ethtool_cmd *cmd);
 extern int usbnet_set_settings (struct net_device *net, struct ethtool_cmd *cmd);
 extern u32 usbnet_get_link (struct net_device *net);
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 64df51d9a89f..0b146bb2dd14 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -80,7 +80,6 @@ enum ieee80211_channel_flags {
  * with cfg80211.
  *
  * @center_freq: center frequency in MHz
- * @max_bandwidth: maximum allowed bandwidth for this channel, in MHz
  * @hw_value: hardware-specific value for the channel
  * @flags: channel flags from &enum ieee80211_channel_flags.
  * @orig_flags: channel flags at registration time, used by regulatory
@@ -97,7 +96,6 @@ enum ieee80211_channel_flags {
 struct ieee80211_channel {
         enum ieee80211_band band;
         u16 center_freq;
-        u8 max_bandwidth;
         u16 hw_value;
         u32 flags;
         int max_antenna_gain;
@@ -372,6 +370,10 @@ struct rate_info {
  * @txrate: current unicast bitrate to this station
  * @rx_packets: packets received from this station
  * @tx_packets: packets transmitted to this station
+ * @generation: generation number for nl80211 dumps.
+ *      This number should increase every time the list of stations
+ *      changes, i.e. when a station is added or removed, so that
+ *      userspace can tell whether it got a consistent snapshot.
  */
 struct station_info {
         u32 filled;
@@ -385,6 +387,8 @@ struct station_info {
         struct rate_info txrate;
         u32 rx_packets;
         u32 tx_packets;
+
+        int generation;
 };
 
 /**
@@ -444,6 +448,10 @@ enum mpath_info_flags {
  * @flags: mesh path flags
  * @discovery_timeout: total mesh path discovery timeout, in msecs
  * @discovery_retries: mesh path discovery retries
+ * @generation: generation number for nl80211 dumps.
+ *      This number should increase every time the list of mesh paths
+ *      changes, i.e. when a station is added or removed, so that
+ *      userspace can tell whether it got a consistent snapshot.
  */
 struct mpath_info {
         u32 filled;
@@ -454,6 +462,8 @@ struct mpath_info {
         u32 discovery_timeout;
         u8 discovery_retries;
         u8 flags;
+
+        int generation;
 };
 
 /**
@@ -547,7 +557,6 @@ struct cfg80211_ssid {
 struct cfg80211_scan_request {
         struct cfg80211_ssid *ssids;
         int n_ssids;
-        struct ieee80211_channel **channels;
         u32 n_channels;
         const u8 *ie;
         size_t ie_len;
@@ -556,6 +565,9 @@ struct cfg80211_scan_request {
         struct wiphy *wiphy;
         struct net_device *dev;
         bool aborted;
+
+        /* keep last */
+        struct ieee80211_channel *channels[0];
 };
 
 /**
@@ -1096,6 +1108,9 @@ struct cfg80211_ops {
  * @net: the network namespace this wiphy currently lives in
  * @netnsok: if set to false, do not allow changing the netns of this
  *      wiphy at all
+ * @ps_default: default for powersave, will be set depending on the
+ *      kernel's default on wiphy_new(), but can be changed by the
+ *      driver if it has a good reason to override the default
  */
 struct wiphy {
         /* assign these fields before you register the wiphy */
@@ -1111,6 +1126,7 @@ struct wiphy {
         bool disable_beacon_hints;
 
         bool netnsok;
+        bool ps_default;
 
         enum cfg80211_signal_type signal_type;
 
@@ -1335,10 +1351,10 @@ struct wireless_dev {
                 struct cfg80211_cached_keys *keys;
                 u8 *ie;
                 size_t ie_len;
-                u8 bssid[ETH_ALEN];
+                u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN];
                 u8 ssid[IEEE80211_MAX_SSID_LEN];
                 s8 default_key, default_mgmt_key;
-                bool ps;
+                bool ps, prev_bssid_valid;
                 int ps_timeout;
         } wext;
 #endif
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index e2fb5767e1fa..76d43e12cc29 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -239,7 +239,14 @@ struct ieee80211_bss_conf {
  * @IEEE80211_TX_CTL_AMPDU: this frame should be sent as part of an A-MPDU
  * @IEEE80211_TX_CTL_INJECTED: Frame was injected, internal to mac80211.
  * @IEEE80211_TX_STAT_TX_FILTERED: The frame was not transmitted
- *      because the destination STA was in powersave mode.
+ *      because the destination STA was in powersave mode. Note that to
+ *      avoid race conditions, the filter must be set by the hardware or
+ *      firmware upon receiving a frame that indicates that the station
+ *      went to sleep (must be done on device to filter frames already on
+ *      the queue) and may only be unset after mac80211 gives the OK for
+ *      that by setting the IEEE80211_TX_CTL_CLEAR_PS_FILT (see above),
+ *      since only then is it guaranteed that no more frames are in the
+ *      hardware queue.
  * @IEEE80211_TX_STAT_ACK: Frame was acknowledged
  * @IEEE80211_TX_STAT_AMPDU: The frame was aggregated, so status
  *      is for the whole aggregation.
@@ -261,6 +268,10 @@ struct ieee80211_bss_conf {
  * @IEEE80211_TX_CTL_PSPOLL_RESPONSE: (internal?)
  *      This frame is a response to a PS-poll frame and should be sent
  *      although the station is in powersave mode.
+ * @IEEE80211_TX_CTL_MORE_FRAMES: More frames will be passed to the
+ *      transmit function after the current frame, this can be used
+ *      by drivers to kick the DMA queue only if unset or when the
+ *      queue gets full.
  */
 enum mac80211_tx_control_flags {
         IEEE80211_TX_CTL_REQ_TX_STATUS          = BIT(0),
@@ -281,6 +292,7 @@ enum mac80211_tx_control_flags {
         IEEE80211_TX_INTFL_RETRIED              = BIT(15),
         IEEE80211_TX_INTFL_DONT_ENCRYPT         = BIT(16),
         IEEE80211_TX_CTL_PSPOLL_RESPONSE        = BIT(17),
+        IEEE80211_TX_CTL_MORE_FRAMES            = BIT(18),
 };
 
 /**
@@ -338,6 +350,21 @@ enum mac80211_rate_control_flags {
  *
  * When used for transmit status reporting, the driver should
  * always report the rate along with the flags it used.
+ *
+ * &struct ieee80211_tx_info contains an array of these structs
+ * in the control information, and it will be filled by the rate
+ * control algorithm according to what should be sent. For example,
+ * if this array contains, in the format { <idx>, <count> } the
+ * information
+ *    { 3, 2 }, { 2, 2 }, { 1, 4 }, { -1, 0 }, { -1, 0 }
+ * then this means that the frame should be transmitted
+ * up to twice at rate 3, up to twice at rate 2, and up to four
+ * times at rate 1 if it doesn't get acknowledged. Say it gets
+ * acknowledged by the peer after the fifth attempt, the status
+ * information should then contain
+ *   { 3, 2 }, { 2, 2 }, { 1, 1 }, { -1, 0 } ...
+ * since it was transmitted twice at rate 3, twice at rate 2
+ * and once at rate 1 after which we received an acknowledgement.
  */
 struct ieee80211_tx_rate {
         s8 idx;