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

Conflicts:
	drivers/net/wireless/ath/ar9170/main.c
	drivers/net/wireless/ath/ar9170/phy.c
	drivers/net/wireless/zd1211rw/zd_rf_rf2959.c

20 files changed, 400 insertions, 98 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c
index 329f3283697b..137a24e520da 100644
--- a/drivers/net/wireless/rt2x00/rt2400pci.c
+++ b/drivers/net/wireless/rt2x00/rt2400pci.c
@@ -1368,8 +1368,10 @@ static void rt2400pci_tbtt_tasklet(unsigned long data)
 static void rt2400pci_rxdone_tasklet(unsigned long data)
 {
         struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data;
-        rt2x00pci_rxdone(rt2x00dev);
-        rt2400pci_enable_interrupt(rt2x00dev, CSR8_RXDONE);
+        if (rt2x00pci_rxdone(rt2x00dev))
+                tasklet_schedule(&rt2x00dev->rxdone_tasklet);
+        else
+                rt2400pci_enable_interrupt(rt2x00dev, CSR8_RXDONE);
 }
 
 static irqreturn_t rt2400pci_interrupt(int irq, void *dev_instance)
diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c
index 58277878889e..198fc0a0d77c 100644
--- a/drivers/net/wireless/rt2x00/rt2500pci.c
+++ b/drivers/net/wireless/rt2x00/rt2500pci.c
@@ -1500,8 +1500,10 @@ static void rt2500pci_tbtt_tasklet(unsigned long data)
 static void rt2500pci_rxdone_tasklet(unsigned long data)
 {
         struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data;
-        rt2x00pci_rxdone(rt2x00dev);
-        rt2500pci_enable_interrupt(rt2x00dev, CSR8_RXDONE);
+        if (rt2x00pci_rxdone(rt2x00dev))
+                tasklet_schedule(&rt2x00dev->rxdone_tasklet);
+        else
+                rt2500pci_enable_interrupt(rt2x00dev, CSR8_RXDONE);
 }
 
 static irqreturn_t rt2500pci_interrupt(int irq, void *dev_instance)
diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c
index 979fe6596a2d..eac788160f55 100644
--- a/drivers/net/wireless/rt2x00/rt2500usb.c
+++ b/drivers/net/wireless/rt2x00/rt2500usb.c
@@ -1796,7 +1796,6 @@ static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev)
                 __set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags);
                 __set_bit(DRIVER_REQUIRE_COPY_IV, &rt2x00dev->flags);
         }
-        __set_bit(DRIVER_SUPPORT_WATCHDOG, &rt2x00dev->flags);
         __set_bit(DRIVER_REQUIRE_SW_SEQNO, &rt2x00dev->flags);
 
         /*
@@ -1910,13 +1909,10 @@ static struct usb_device_id rt2500usb_device_table[] = {
         /* Belkin */
         { USB_DEVICE(0x050d, 0x7050), USB_DEVICE_DATA(&rt2500usb_ops) },
         { USB_DEVICE(0x050d, 0x7051), USB_DEVICE_DATA(&rt2500usb_ops) },
-        { USB_DEVICE(0x050d, 0x705a), USB_DEVICE_DATA(&rt2500usb_ops) },
         /* Cisco Systems */
         { USB_DEVICE(0x13b1, 0x000d), USB_DEVICE_DATA(&rt2500usb_ops) },
         { USB_DEVICE(0x13b1, 0x0011), USB_DEVICE_DATA(&rt2500usb_ops) },
         { USB_DEVICE(0x13b1, 0x001a), USB_DEVICE_DATA(&rt2500usb_ops) },
-        /* CNet */
-        { USB_DEVICE(0x1371, 0x9022), USB_DEVICE_DATA(&rt2500usb_ops) },
         /* Conceptronic */
         { USB_DEVICE(0x14b2, 0x3c02), USB_DEVICE_DATA(&rt2500usb_ops) },
         /* D-LINK */
@@ -1939,7 +1935,6 @@ static struct usb_device_id rt2500usb_device_table[] = {
         /* Ralink */
         { USB_DEVICE(0x148f, 0x1706), USB_DEVICE_DATA(&rt2500usb_ops) },
         { USB_DEVICE(0x148f, 0x2570), USB_DEVICE_DATA(&rt2500usb_ops) },
-        { USB_DEVICE(0x148f, 0x2573), USB_DEVICE_DATA(&rt2500usb_ops) },
         { USB_DEVICE(0x148f, 0x9020), USB_DEVICE_DATA(&rt2500usb_ops) },
         /* Sagem */
         { USB_DEVICE(0x079b, 0x004b), USB_DEVICE_DATA(&rt2500usb_ops) },
diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h
index 8fbc5fa965e0..ce2010952886 100644
--- a/drivers/net/wireless/rt2x00/rt2800.h
+++ b/drivers/net/wireless/rt2x00/rt2800.h
@@ -2104,6 +2104,59 @@ struct mac_iveiv_entry {
 #define EEPROM_TXPOWER_BG_2             FIELD16(0xff00)
 
 /*
+ * EEPROM temperature compensation boundaries 802.11BG
+ * MINUS4: If the actual TSSI is below this boundary, tx power needs to be
+ *         reduced by (agc_step * -4)
+ * MINUS3: If the actual TSSI is below this boundary, tx power needs to be
+ *         reduced by (agc_step * -3)
+ */
+#define EEPROM_TSSI_BOUND_BG1           0x0037
+#define EEPROM_TSSI_BOUND_BG1_MINUS4    FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_BG1_MINUS3    FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11BG
+ * MINUS2: If the actual TSSI is below this boundary, tx power needs to be
+ *         reduced by (agc_step * -2)
+ * MINUS1: If the actual TSSI is below this boundary, tx power needs to be
+ *         reduced by (agc_step * -1)
+ */
+#define EEPROM_TSSI_BOUND_BG2           0x0038
+#define EEPROM_TSSI_BOUND_BG2_MINUS2    FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_BG2_MINUS1    FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11BG
+ * REF: Reference TSSI value, no tx power changes needed
+ * PLUS1: If the actual TSSI is above this boundary, tx power needs to be
+ *        increased by (agc_step * 1)
+ */
+#define EEPROM_TSSI_BOUND_BG3           0x0039
+#define EEPROM_TSSI_BOUND_BG3_REF       FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_BG3_PLUS1     FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11BG
+ * PLUS2: If the actual TSSI is above this boundary, tx power needs to be
+ *        increased by (agc_step * 2)
+ * PLUS3: If the actual TSSI is above this boundary, tx power needs to be
+ *        increased by (agc_step * 3)
+ */
+#define EEPROM_TSSI_BOUND_BG4           0x003a
+#define EEPROM_TSSI_BOUND_BG4_PLUS2     FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_BG4_PLUS3     FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11BG
+ * PLUS4: If the actual TSSI is above this boundary, tx power needs to be
+ *        increased by (agc_step * 4)
+ * AGC_STEP: Temperature compensation step.
+ */
+#define EEPROM_TSSI_BOUND_BG5           0x003b
+#define EEPROM_TSSI_BOUND_BG5_PLUS4     FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_BG5_AGC_STEP  FIELD16(0xff00)
+
+/*
  * EEPROM TXPOWER 802.11A
  */
 #define EEPROM_TXPOWER_A1               0x003c
@@ -2113,6 +2166,59 @@ struct mac_iveiv_entry {
 #define EEPROM_TXPOWER_A_2              FIELD16(0xff00)
 
 /*
+ * EEPROM temperature compensation boundaries 802.11A
+ * MINUS4: If the actual TSSI is below this boundary, tx power needs to be
+ *         reduced by (agc_step * -4)
+ * MINUS3: If the actual TSSI is below this boundary, tx power needs to be
+ *         reduced by (agc_step * -3)
+ */
+#define EEPROM_TSSI_BOUND_A1            0x006a
+#define EEPROM_TSSI_BOUND_A1_MINUS4     FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_A1_MINUS3     FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11A
+ * MINUS2: If the actual TSSI is below this boundary, tx power needs to be
+ *         reduced by (agc_step * -2)
+ * MINUS1: If the actual TSSI is below this boundary, tx power needs to be
+ *         reduced by (agc_step * -1)
+ */
+#define EEPROM_TSSI_BOUND_A2            0x006b
+#define EEPROM_TSSI_BOUND_A2_MINUS2     FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_A2_MINUS1     FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11A
+ * REF: Reference TSSI value, no tx power changes needed
+ * PLUS1: If the actual TSSI is above this boundary, tx power needs to be
+ *        increased by (agc_step * 1)
+ */
+#define EEPROM_TSSI_BOUND_A3            0x006c
+#define EEPROM_TSSI_BOUND_A3_REF        FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_A3_PLUS1      FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11A
+ * PLUS2: If the actual TSSI is above this boundary, tx power needs to be
+ *        increased by (agc_step * 2)
+ * PLUS3: If the actual TSSI is above this boundary, tx power needs to be
+ *        increased by (agc_step * 3)
+ */
+#define EEPROM_TSSI_BOUND_A4            0x006d
+#define EEPROM_TSSI_BOUND_A4_PLUS2      FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_A4_PLUS3      FIELD16(0xff00)
+
+/*
+ * EEPROM temperature compensation boundaries 802.11A
+ * PLUS4: If the actual TSSI is above this boundary, tx power needs to be
+ *        increased by (agc_step * 4)
+ * AGC_STEP: Temperature compensation step.
+ */
+#define EEPROM_TSSI_BOUND_A5            0x006e
+#define EEPROM_TSSI_BOUND_A5_PLUS4      FIELD16(0x00ff)
+#define EEPROM_TSSI_BOUND_A5_AGC_STEP   FIELD16(0xff00)
+
+/*
  * EEPROM TXPOWER by rate: tx power per tx rate for HT20 mode
  */
 #define EEPROM_TXPOWER_BYRATE           0x006f
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index dbf74d07d947..6331c61957a3 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -687,6 +687,9 @@ void rt2800_txdone_entry(struct queue_entry *entry, u32 status)
                 mcs = real_mcs;
         }
 
+        if (aggr == 1 || ampdu == 1)
+                __set_bit(TXDONE_AMPDU, &txdesc.flags);
+
         /*
          * Ralink has a retry mechanism using a global fallback
          * table. We setup this fallback table to try the immediate
@@ -1813,17 +1816,131 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev,
         rt2800_register_read(rt2x00dev, CH_BUSY_STA_SEC, &reg);
 }
 
+static int rt2800_get_gain_calibration_delta(struct rt2x00_dev *rt2x00dev)
+{
+        u8 tssi_bounds[9];
+        u8 current_tssi;
+        u16 eeprom;
+        u8 step;
+        int i;
+
+        /*
+         * Read TSSI boundaries for temperature compensation from
+         * the EEPROM.
+         *
+         * Array idx               0    1    2    3    4    5    6    7    8
+         * Matching Delta value   -4   -3   -2   -1    0   +1   +2   +3   +4
+         * Example TSSI bounds  0xF0 0xD0 0xB5 0xA0 0x88 0x45 0x25 0x15 0x00
+         */
+        if (rt2x00dev->curr_band == IEEE80211_BAND_2GHZ) {
+                rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG1, &eeprom);
+                tssi_bounds[0] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_BG1_MINUS4);
+                tssi_bounds[1] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_BG1_MINUS3);
+
+                rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG2, &eeprom);
+                tssi_bounds[2] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_BG2_MINUS2);
+                tssi_bounds[3] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_BG2_MINUS1);
+
+                rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG3, &eeprom);
+                tssi_bounds[4] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_BG3_REF);
+                tssi_bounds[5] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_BG3_PLUS1);
+
+                rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG4, &eeprom);
+                tssi_bounds[6] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_BG4_PLUS2);
+                tssi_bounds[7] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_BG4_PLUS3);
+
+                rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_BG5, &eeprom);
+                tssi_bounds[8] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_BG5_PLUS4);
+
+                step = rt2x00_get_field16(eeprom,
+                                          EEPROM_TSSI_BOUND_BG5_AGC_STEP);
+        } else {
+                rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A1, &eeprom);
+                tssi_bounds[0] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_A1_MINUS4);
+                tssi_bounds[1] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_A1_MINUS3);
+
+                rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A2, &eeprom);
+                tssi_bounds[2] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_A2_MINUS2);
+                tssi_bounds[3] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_A2_MINUS1);
+
+                rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A3, &eeprom);
+                tssi_bounds[4] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_A3_REF);
+                tssi_bounds[5] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_A3_PLUS1);
+
+                rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A4, &eeprom);
+                tssi_bounds[6] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_A4_PLUS2);
+                tssi_bounds[7] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_A4_PLUS3);
+
+                rt2x00_eeprom_read(rt2x00dev, EEPROM_TSSI_BOUND_A5, &eeprom);
+                tssi_bounds[8] = rt2x00_get_field16(eeprom,
+                                        EEPROM_TSSI_BOUND_A5_PLUS4);
+
+                step = rt2x00_get_field16(eeprom,
+                                          EEPROM_TSSI_BOUND_A5_AGC_STEP);
+        }
+
+        /*
+         * Check if temperature compensation is supported.
+         */
+        if (tssi_bounds[4] == 0xff)
+                return 0;
+
+        /*
+         * Read current TSSI (BBP 49).
+         */
+        rt2800_bbp_read(rt2x00dev, 49, &current_tssi);
+
+        /*
+         * Compare TSSI value (BBP49) with the compensation boundaries
+         * from the EEPROM and increase or decrease tx power.
+         */
+        for (i = 0; i <= 3; i++) {
+                if (current_tssi > tssi_bounds[i])
+                        break;
+        }
+
+        if (i == 4) {
+                for (i = 8; i >= 5; i--) {
+                        if (current_tssi < tssi_bounds[i])
+                                break;
+                }
+        }
+
+        return (i - 4) * step;
+}
+
 static int rt2800_get_txpower_bw_comp(struct rt2x00_dev *rt2x00dev,
                                       enum ieee80211_band band)
 {
         u16 eeprom;
         u8 comp_en;
         u8 comp_type;
-        int comp_value;
+        int comp_value = 0;
 
         rt2x00_eeprom_read(rt2x00dev, EEPROM_TXPOWER_DELTA, &eeprom);
 
-        if (eeprom == 0xffff)
+        /*
+         * HT40 compensation not required.
+         */
+        if (eeprom == 0xffff ||
+            !test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags))
                 return 0;
 
         if (band == IEEE80211_BAND_2GHZ) {
@@ -1853,11 +1970,9 @@ static int rt2800_get_txpower_bw_comp(struct rt2x00_dev *rt2x00dev,
         return comp_value;
 }
 
-static u8 rt2800_compesate_txpower(struct rt2x00_dev *rt2x00dev,
-                                     int is_rate_b,
-                                     enum ieee80211_band band,
-                                     int power_level,
-                                     u8 txpower)
+static u8 rt2800_compensate_txpower(struct rt2x00_dev *rt2x00dev, int is_rate_b,
+                                   enum ieee80211_band band, int power_level,
+                                   u8 txpower, int delta)
 {
         u32 reg;
         u16 eeprom;
@@ -1865,14 +1980,10 @@ static u8 rt2800_compesate_txpower(struct rt2x00_dev *rt2x00dev,
         u8 eirp_txpower;
         u8 eirp_txpower_criterion;
         u8 reg_limit;
-        int bw_comp = 0;
 
         if (!((band == IEEE80211_BAND_5GHZ) && is_rate_b))
                 return txpower;
 
-        if (test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags))
-                bw_comp = rt2800_get_txpower_bw_comp(rt2x00dev, band);
-
         if (test_bit(CONFIG_SUPPORT_POWER_LIMIT, &rt2x00dev->flags)) {
                 /*
                  * Check if eirp txpower exceed txpower_limit.
@@ -1895,18 +2006,19 @@ static u8 rt2800_compesate_txpower(struct rt2x00_dev *rt2x00dev,
                                                  EEPROM_EIRP_MAX_TX_POWER_5GHZ);
 
                 eirp_txpower = eirp_txpower_criterion + (txpower - criterion) +
-                                       (is_rate_b ? 4 : 0) + bw_comp;
+                               (is_rate_b ? 4 : 0) + delta;
 
                 reg_limit = (eirp_txpower > power_level) ?
                                         (eirp_txpower - power_level) : 0;
         } else
                 reg_limit = 0;
 
-        return txpower + bw_comp - reg_limit;
+        return txpower + delta - reg_limit;
 }
 
 static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
-                                  struct ieee80211_conf *conf)
+                                  enum ieee80211_band band,
+                                  int power_level)
 {
         u8 txpower;
         u16 eeprom;
@@ -1914,8 +2026,17 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
         u32 reg;
         u8 r1;
         u32 offset;
-        enum ieee80211_band band = conf->channel->band;
-        int power_level = conf->power_level;
+        int delta;
+
+        /*
+         * Calculate HT40 compensation delta
+         */
+        delta = rt2800_get_txpower_bw_comp(rt2x00dev, band);
+
+        /*
+         * calculate temperature compensation delta
+         */
+        delta += rt2800_get_gain_calibration_delta(rt2x00dev);
 
         /*
          * set to normal bbp tx power control mode: +/- 0dBm
@@ -1944,8 +2065,8 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
                  */
                 txpower = rt2x00_get_field16(eeprom,
                                              EEPROM_TXPOWER_BYRATE_RATE0);
-                txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band,
-                                             power_level, txpower);
+                txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
+                                             power_level, txpower, delta);
                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE0, txpower);
 
                 /*
@@ -1955,8 +2076,8 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
                  */
                 txpower = rt2x00_get_field16(eeprom,
                                              EEPROM_TXPOWER_BYRATE_RATE1);
-                txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band,
-                                             power_level, txpower);
+                txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
+                                             power_level, txpower, delta);
                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE1, txpower);
 
                 /*
@@ -1966,8 +2087,8 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
                  */
                 txpower = rt2x00_get_field16(eeprom,
                                              EEPROM_TXPOWER_BYRATE_RATE2);
-                txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band,
-                                             power_level, txpower);
+                txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
+                                             power_level, txpower, delta);
                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE2, txpower);
 
                 /*
@@ -1977,8 +2098,8 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
                  */
                 txpower = rt2x00_get_field16(eeprom,
                                              EEPROM_TXPOWER_BYRATE_RATE3);
-                txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band,
-                                             power_level, txpower);
+                txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
+                                             power_level, txpower, delta);
                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE3, txpower);
 
                 /* read the next four txpower values */
@@ -1993,8 +2114,8 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
                  */
                 txpower = rt2x00_get_field16(eeprom,
                                              EEPROM_TXPOWER_BYRATE_RATE0);
-                txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band,
-                                             power_level, txpower);
+                txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
+                                             power_level, txpower, delta);
                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE4, txpower);
 
                 /*
@@ -2004,8 +2125,8 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
                  */
                 txpower = rt2x00_get_field16(eeprom,
                                              EEPROM_TXPOWER_BYRATE_RATE1);
-                txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band,
-                                             power_level, txpower);
+                txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
+                                             power_level, txpower, delta);
                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE5, txpower);
 
                 /*
@@ -2015,8 +2136,8 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
                  */
                 txpower = rt2x00_get_field16(eeprom,
                                              EEPROM_TXPOWER_BYRATE_RATE2);
-                txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band,
-                                             power_level, txpower);
+                txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
+                                             power_level, txpower, delta);
                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE6, txpower);
 
                 /*
@@ -2026,8 +2147,8 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
                  */
                 txpower = rt2x00_get_field16(eeprom,
                                              EEPROM_TXPOWER_BYRATE_RATE3);
-                txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band,
-                                             power_level, txpower);
+                txpower = rt2800_compensate_txpower(rt2x00dev, is_rate_b, band,
+                                             power_level, txpower, delta);
                 rt2x00_set_field32(&reg, TX_PWR_CFG_RATE7, txpower);
 
                 rt2800_register_write(rt2x00dev, offset, reg);
@@ -2037,6 +2158,13 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
         }
 }
 
+void rt2800_gain_calibration(struct rt2x00_dev *rt2x00dev)
+{
+        rt2800_config_txpower(rt2x00dev, rt2x00dev->curr_band,
+                              rt2x00dev->tx_power);
+}
+EXPORT_SYMBOL_GPL(rt2800_gain_calibration);
+
 static void rt2800_config_retry_limit(struct rt2x00_dev *rt2x00dev,
                                       struct rt2x00lib_conf *libconf)
 {
@@ -2090,10 +2218,12 @@ void rt2800_config(struct rt2x00_dev *rt2x00dev,
         if (flags & IEEE80211_CONF_CHANGE_CHANNEL) {
                 rt2800_config_channel(rt2x00dev, libconf->conf,
                                       &libconf->rf, &libconf->channel);
-                rt2800_config_txpower(rt2x00dev, libconf->conf);
+                rt2800_config_txpower(rt2x00dev, libconf->conf->channel->band,
+                                      libconf->conf->power_level);
         }
         if (flags & IEEE80211_CONF_CHANGE_POWER)
-                rt2800_config_txpower(rt2x00dev, libconf->conf);
+                rt2800_config_txpower(rt2x00dev, libconf->conf->channel->band,
+                                      libconf->conf->power_level);
         if (flags & IEEE80211_CONF_CHANGE_RETRY_LIMITS)
                 rt2800_config_retry_limit(rt2x00dev, libconf);
         if (flags & IEEE80211_CONF_CHANGE_PS)
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.h b/drivers/net/wireless/rt2x00/rt2800lib.h
index 0c92d86a36f4..f2d15941c71a 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.h
+++ b/drivers/net/wireless/rt2x00/rt2800lib.h
@@ -181,6 +181,7 @@ void rt2800_link_stats(struct rt2x00_dev *rt2x00dev, struct link_qual *qual);
 void rt2800_reset_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual);
 void rt2800_link_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual,
                        const u32 count);
+void rt2800_gain_calibration(struct rt2x00_dev *rt2x00dev);
 
 int rt2800_enable_radio(struct rt2x00_dev *rt2x00dev);
 void rt2800_disable_radio(struct rt2x00_dev *rt2x00dev);
diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c
index 808073aa9dcc..adc3534254df 100644
--- a/drivers/net/wireless/rt2x00/rt2800pci.c
+++ b/drivers/net/wireless/rt2x00/rt2800pci.c
@@ -717,12 +717,13 @@ static void rt2800pci_wakeup(struct rt2x00_dev *rt2x00dev)
         rt2800_config(rt2x00dev, &libconf, IEEE80211_CONF_CHANGE_PS);
 }
 
-static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev)
+static bool rt2800pci_txdone(struct rt2x00_dev *rt2x00dev)
 {
         struct data_queue *queue;
         struct queue_entry *entry;
         u32 status;
         u8 qid;
+        int max_tx_done = 16;
 
         while (kfifo_get(&rt2x00dev->txstatus_fifo, &status)) {
                 qid = rt2x00_get_field32(status, TX_STA_FIFO_PID_QUEUE);
@@ -759,7 +760,12 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev)
 
                 entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
                 rt2800_txdone_entry(entry, status);
+
+                if (--max_tx_done == 0)
+                        break;
         }
+
+        return !max_tx_done;
 }
 
 static void rt2800pci_enable_interrupt(struct rt2x00_dev *rt2x00dev,
@@ -780,7 +786,9 @@ static void rt2800pci_enable_interrupt(struct rt2x00_dev *rt2x00dev,
 
 static void rt2800pci_txstatus_tasklet(unsigned long data)
 {
-        rt2800pci_txdone((struct rt2x00_dev *)data);
+        struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data;
+        if (rt2800pci_txdone(rt2x00dev))
+                tasklet_schedule(&rt2x00dev->txstatus_tasklet);
 
         /*
          * No need to enable the tx status interrupt here as we always
@@ -806,8 +814,10 @@ static void rt2800pci_tbtt_tasklet(unsigned long data)
 static void rt2800pci_rxdone_tasklet(unsigned long data)
 {
         struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data;
-        rt2x00pci_rxdone(rt2x00dev);
-        rt2800pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_RX_DONE);
+        if (rt2x00pci_rxdone(rt2x00dev))
+                tasklet_schedule(&rt2x00dev->rxdone_tasklet);
+        else
+                rt2800pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_RX_DONE);
 }
 
 static void rt2800pci_autowake_tasklet(unsigned long data)
@@ -1043,6 +1053,7 @@ static const struct rt2x00lib_ops rt2800pci_rt2x00_ops = {
         .link_stats             = rt2800_link_stats,
         .reset_tuner            = rt2800_reset_tuner,
         .link_tuner             = rt2800_link_tuner,
+        .gain_calibration       = rt2800_gain_calibration,
         .start_queue            = rt2800pci_start_queue,
         .kick_queue             = rt2800pci_kick_queue,
         .stop_queue             = rt2800pci_stop_queue,
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index 37509d019910..6ba31a0e8f78 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -564,7 +564,6 @@ static int rt2800usb_probe_hw(struct rt2x00_dev *rt2x00dev)
         if (!modparam_nohwcrypt)
                 __set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags);
         __set_bit(DRIVER_SUPPORT_LINK_TUNING, &rt2x00dev->flags);
-        __set_bit(DRIVER_SUPPORT_WATCHDOG, &rt2x00dev->flags);
         __set_bit(DRIVER_REQUIRE_HT_TX_DESC, &rt2x00dev->flags);
 
         /*
@@ -630,6 +629,7 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = {
         .link_stats             = rt2800_link_stats,
         .reset_tuner            = rt2800_reset_tuner,
         .link_tuner             = rt2800_link_tuner,
+        .gain_calibration       = rt2800_gain_calibration,
         .watchdog               = rt2800usb_watchdog,
         .start_queue            = rt2800usb_start_queue,
         .kick_queue             = rt2x00usb_kick_queue,
@@ -882,6 +882,7 @@ static struct usb_device_id rt2800usb_device_table[] = {
         { USB_DEVICE(0x5a57, 0x5257), USB_DEVICE_DATA(&rt2800usb_ops) },
         /* Zyxel */
         { USB_DEVICE(0x0586, 0x3416), USB_DEVICE_DATA(&rt2800usb_ops) },
+        { USB_DEVICE(0x0586, 0x3418), USB_DEVICE_DATA(&rt2800usb_ops) },
 #ifdef CONFIG_RT2800USB_RT33XX
         /* Ralink */
         { USB_DEVICE(0x148f, 0x3370), USB_DEVICE_DATA(&rt2800usb_ops) },
diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h
index 7f10239f56a8..a2bd5feb9d5c 100644
--- a/drivers/net/wireless/rt2x00/rt2x00.h
+++ b/drivers/net/wireless/rt2x00/rt2x00.h
@@ -348,6 +348,11 @@ struct link {
          * to bring the device/driver back into the desired state.
          */
         struct delayed_work watchdog_work;
+
+        /*
+         * Work structure for scheduling periodic AGC adjustments.
+         */
+        struct delayed_work agc_work;
 };
 
 enum rt2x00_delayed_flags {
@@ -556,6 +561,7 @@ struct rt2x00lib_ops {
                              struct link_qual *qual);
         void (*link_tuner) (struct rt2x00_dev *rt2x00dev,
                             struct link_qual *qual, const u32 count);
+        void (*gain_calibration) (struct rt2x00_dev *rt2x00dev);
 
         /*
          * Data queue handlers.
@@ -674,7 +680,6 @@ enum rt2x00_flags {
         DRIVER_SUPPORT_CONTROL_FILTER_PSPOLL,
         DRIVER_SUPPORT_PRE_TBTT_INTERRUPT,
         DRIVER_SUPPORT_LINK_TUNING,
-        DRIVER_SUPPORT_WATCHDOG,
 
         /*
          * Driver configuration
diff --git a/drivers/net/wireless/rt2x00/rt2x00debug.c b/drivers/net/wireless/rt2x00/rt2x00debug.c
index c92db3264741..66166ef037f5 100644
--- a/drivers/net/wireless/rt2x00/rt2x00debug.c
+++ b/drivers/net/wireless/rt2x00/rt2x00debug.c
@@ -568,7 +568,6 @@ static struct dentry *rt2x00debug_create_file_driver(const char *name,
         blob->data = data;
         data += sprintf(data, "driver:\t%s\n", intf->rt2x00dev->ops->name);
         data += sprintf(data, "version:\t%s\n", DRV_VERSION);
-        data += sprintf(data, "compiled:\t%s %s\n", __DATE__, __TIME__);
         blob->size = strlen(blob->data);
 
         return debugfs_create_blob(name, S_IRUSR, intf->driver_folder, blob);
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c
index 84eb6ad36377..9bffe8438d1f 100644
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -27,6 +27,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/slab.h>
+#include <linux/log2.h>
 
 #include "rt2x00.h"
 #include "rt2x00lib.h"
@@ -70,6 +71,7 @@ int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev)
          */
         rt2x00queue_start_queues(rt2x00dev);
         rt2x00link_start_tuner(rt2x00dev);
+        rt2x00link_start_agc(rt2x00dev);
 
         /*
          * Start watchdog monitoring.
@@ -92,6 +94,7 @@ void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev)
         /*
          * Stop all queues
          */
+        rt2x00link_stop_agc(rt2x00dev);
         rt2x00link_stop_tuner(rt2x00dev);
         rt2x00queue_stop_queues(rt2x00dev);
         rt2x00queue_flush_queues(rt2x00dev, true);
@@ -350,10 +353,14 @@ void rt2x00lib_txdone(struct queue_entry *entry,
          * which would allow the rc algorithm to better decide on
          * which rates are suitable.
          */
-        if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) {
+        if (test_bit(TXDONE_AMPDU, &txdesc->flags) ||
+            tx_info->flags & IEEE80211_TX_CTL_AMPDU) {
                 tx_info->flags |= IEEE80211_TX_STAT_AMPDU;
                 tx_info->status.ampdu_len = 1;
                 tx_info->status.ampdu_ack_len = success ? 1 : 0;
+
+                if (!success)
+                        tx_info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
         }
 
         if (rate_flags & IEEE80211_TX_RC_USE_RTS_CTS) {
@@ -511,8 +518,6 @@ void rt2x00lib_rxdone(struct queue_entry *entry)
                  (rxdesc.size > header_length) &&
                  (rxdesc.dev_flags & RXDONE_L2PAD))
                 rt2x00queue_remove_l2pad(entry->skb, header_length);
-        else
-                rt2x00queue_align_payload(entry->skb, header_length);
 
         /* Trim buffer to correct size */
         skb_trim(entry->skb, rxdesc.size);
@@ -811,13 +816,18 @@ static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev)
          */
         if (test_bit(DRIVER_REQUIRE_TXSTATUS_FIFO, &rt2x00dev->flags)) {
                 /*
-                 * Allocate txstatus fifo and tasklet, we use a size of 512
-                 * for the kfifo which is big enough to store 512/4=128 tx
-                 * status reports. In the worst case (tx status for all tx
-                 * queues gets reported before we've got a chance to handle
-                 * them) 24*4=384 tx status reports need to be cached.
+                 * Allocate the txstatus fifo. In the worst case the tx
+                 * status fifo has to hold the tx status of all entries
+                 * in all tx queues. Hence, calculate the kfifo size as
+                 * tx_queues * entry_num and round up to the nearest
+                 * power of 2.
                  */
-                status = kfifo_alloc(&rt2x00dev->txstatus_fifo, 512,
+                int kfifo_size =
+                        roundup_pow_of_two(rt2x00dev->ops->tx_queues *
+                                           rt2x00dev->ops->tx->entry_num *
+                                           sizeof(u32));
+
+                status = kfifo_alloc(&rt2x00dev->txstatus_fifo, kfifo_size,
                                      GFP_KERNEL);
                 if (status)
                         return status;
diff --git a/drivers/net/wireless/rt2x00/rt2x00ht.c b/drivers/net/wireless/rt2x00/rt2x00ht.c
index ae1219dffaae..e8c0c3e92c2f 100644
--- a/drivers/net/wireless/rt2x00/rt2x00ht.c
+++ b/drivers/net/wireless/rt2x00/rt2x00ht.c
@@ -43,8 +43,11 @@ void rt2x00ht_create_tx_descriptor(struct queue_entry *entry,
 
         txdesc->u.ht.ba_size = 7;       /* FIXME: What value is needed? */
 
-        txdesc->u.ht.stbc =
-            (tx_info->flags & IEEE80211_TX_CTL_STBC) >> IEEE80211_TX_CTL_STBC_SHIFT;
+        /*
+         * Only one STBC stream is supported for now.
+         */
+        if (tx_info->flags & IEEE80211_TX_CTL_STBC)
+                txdesc->u.ht.stbc = 1;
 
         /*
          * If IEEE80211_TX_RC_MCS is set txrate->idx just contains the
diff --git a/drivers/net/wireless/rt2x00/rt2x00lib.h b/drivers/net/wireless/rt2x00/rt2x00lib.h
index 2d94cbaf5f4a..88f2f9275528 100644
--- a/drivers/net/wireless/rt2x00/rt2x00lib.h
+++ b/drivers/net/wireless/rt2x00/rt2x00lib.h
@@ -32,6 +32,7 @@
  */
 #define WATCHDOG_INTERVAL       round_jiffies_relative(HZ)
 #define LINK_TUNE_INTERVAL      round_jiffies_relative(HZ)
+#define AGC_INTERVAL            round_jiffies_relative(4 * HZ)
 
 /*
  * rt2x00_rate: Per rate device information
@@ -119,16 +120,6 @@ void rt2x00queue_free_skb(struct queue_entry *entry);
 void rt2x00queue_align_frame(struct sk_buff *skb);
 
 /**
- * rt2x00queue_align_payload - Align 802.11 payload to 4-byte boundary
- * @skb: The skb to align
- * @header_length: Length of 802.11 header
- *
- * Align the 802.11 payload to a 4-byte boundary, this could
- * mean the header is not aligned properly though.
- */
-void rt2x00queue_align_payload(struct sk_buff *skb, unsigned int header_length);
-
-/**
  * rt2x00queue_insert_l2pad - Align 802.11 header & payload to 4-byte boundary
  * @skb: The skb to align
  * @header_length: Length of 802.11 header
@@ -281,6 +272,18 @@ void rt2x00link_start_watchdog(struct rt2x00_dev *rt2x00dev);
 void rt2x00link_stop_watchdog(struct rt2x00_dev *rt2x00dev);
 
 /**
+ * rt2x00link_start_agc - Start periodic gain calibration
+ * @rt2x00dev: Pointer to &struct rt2x00_dev.
+ */
+void rt2x00link_start_agc(struct rt2x00_dev *rt2x00dev);
+
+/**
+ * rt2x00link_stop_agc - Stop periodic gain calibration
+ * @rt2x00dev: Pointer to &struct rt2x00_dev.
+ */
+void rt2x00link_stop_agc(struct rt2x00_dev *rt2x00dev);
+
+/**
  * rt2x00link_register - Initialize link tuning & watchdog functionality
  * @rt2x00dev: Pointer to &struct rt2x00_dev.
  *
diff --git a/drivers/net/wireless/rt2x00/rt2x00link.c b/drivers/net/wireless/rt2x00/rt2x00link.c
index 29abfdeb0b65..1435976b8779 100644
--- a/drivers/net/wireless/rt2x00/rt2x00link.c
+++ b/drivers/net/wireless/rt2x00/rt2x00link.c
@@ -413,12 +413,11 @@ void rt2x00link_start_watchdog(struct rt2x00_dev *rt2x00dev)
 {
         struct link *link = &rt2x00dev->link;
 
-        if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) ||
-            !test_bit(DRIVER_SUPPORT_WATCHDOG, &rt2x00dev->flags))
-                return;
-
-        ieee80211_queue_delayed_work(rt2x00dev->hw,
-                                     &link->watchdog_work, WATCHDOG_INTERVAL);
+        if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) &&
+            rt2x00dev->ops->lib->watchdog)
+                ieee80211_queue_delayed_work(rt2x00dev->hw,
+                                             &link->watchdog_work,
+                                             WATCHDOG_INTERVAL);
 }
 
 void rt2x00link_stop_watchdog(struct rt2x00_dev *rt2x00dev)
@@ -447,8 +446,46 @@ static void rt2x00link_watchdog(struct work_struct *work)
                                              WATCHDOG_INTERVAL);
 }
 
+void rt2x00link_start_agc(struct rt2x00_dev *rt2x00dev)
+{
+        struct link *link = &rt2x00dev->link;
+
+        if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) &&
+            rt2x00dev->ops->lib->gain_calibration)
+                ieee80211_queue_delayed_work(rt2x00dev->hw,
+                                             &link->agc_work,
+                                             AGC_INTERVAL);
+}
+
+void rt2x00link_stop_agc(struct rt2x00_dev *rt2x00dev)
+{
+        cancel_delayed_work_sync(&rt2x00dev->link.agc_work);
+}
+
+static void rt2x00link_agc(struct work_struct *work)
+{
+        struct rt2x00_dev *rt2x00dev =
+            container_of(work, struct rt2x00_dev, link.agc_work.work);
+        struct link *link = &rt2x00dev->link;
+
+        /*
+         * When the radio is shutting down we should
+         * immediately cease the watchdog monitoring.
+         */
+        if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))
+                return;
+
+        rt2x00dev->ops->lib->gain_calibration(rt2x00dev);
+
+        if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+                ieee80211_queue_delayed_work(rt2x00dev->hw,
+                                             &link->agc_work,
+                                             AGC_INTERVAL);
+}
+
 void rt2x00link_register(struct rt2x00_dev *rt2x00dev)
 {
+        INIT_DELAYED_WORK(&rt2x00dev->link.agc_work, rt2x00link_agc);
         INIT_DELAYED_WORK(&rt2x00dev->link.watchdog_work, rt2x00link_watchdog);
         INIT_DELAYED_WORK(&rt2x00dev->link.work, rt2x00link_tuner);
 }
diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c
index 4dd82b0b0520..9649bd0cd718 100644
--- a/drivers/net/wireless/rt2x00/rt2x00pci.c
+++ b/drivers/net/wireless/rt2x00/rt2x00pci.c
@@ -60,14 +60,15 @@ int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev,
 }
 EXPORT_SYMBOL_GPL(rt2x00pci_regbusy_read);
 
-void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev)
+bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev)
 {
         struct data_queue *queue = rt2x00dev->rx;
         struct queue_entry *entry;
         struct queue_entry_priv_pci *entry_priv;
         struct skb_frame_desc *skbdesc;
+        int max_rx = 16;
 
-        while (1) {
+        while (--max_rx) {
                 entry = rt2x00queue_get_entry(queue, Q_INDEX);
                 entry_priv = entry->priv_data;
 
@@ -93,6 +94,8 @@ void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev)
                  */
                 rt2x00lib_rxdone(entry);
         }
+
+        return !max_rx;
 }
 EXPORT_SYMBOL_GPL(rt2x00pci_rxdone);
 
diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.h b/drivers/net/wireless/rt2x00/rt2x00pci.h
index 746ce8fe8cf4..07961b8b369a 100644
--- a/drivers/net/wireless/rt2x00/rt2x00pci.h
+++ b/drivers/net/wireless/rt2x00/rt2x00pci.h
@@ -101,8 +101,11 @@ struct queue_entry_priv_pci {
 /**
  * rt2x00pci_rxdone - Handle RX done events
  * @rt2x00dev: Device pointer, see &struct rt2x00_dev.
+ *
+ * Returns true if there are still rx frames pending and false if all
+ * pending rx frames were processed.
  */
-void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev);
+bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev);
 
 /*
  * Device initialization handlers.
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c
index 4358051bfe1a..94b8bbb7ad80 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
@@ -148,19 +148,6 @@ void rt2x00queue_align_frame(struct sk_buff *skb)
         skb_trim(skb, frame_length);
 }
 
-void rt2x00queue_align_payload(struct sk_buff *skb, unsigned int header_length)
-{
-        unsigned int frame_length = skb->len;
-        unsigned int align = ALIGN_SIZE(skb, header_length);
-
-        if (!align)
-                return;
-
-        skb_push(skb, align);
-        memmove(skb->data, skb->data + align, frame_length);
-        skb_trim(skb, frame_length);
-}
-
 void rt2x00queue_insert_l2pad(struct sk_buff *skb, unsigned int header_length)
 {
         unsigned int payload_length = skb->len - header_length;
@@ -495,8 +482,11 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb,
         struct skb_frame_desc *skbdesc;
         u8 rate_idx, rate_flags;
 
-        if (unlikely(rt2x00queue_full(queue)))
+        if (unlikely(rt2x00queue_full(queue))) {
+                ERROR(queue->rt2x00dev,
+                      "Dropping frame due to full tx queue %d.\n", queue->qid);
                 return -ENOBUFS;
+        }
 
         if (unlikely(test_and_set_bit(ENTRY_OWNER_DEVICE_DATA,
                                       &entry->flags))) {
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h
index 217861f8d95f..5db6a99fce7d 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.h
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.h
@@ -217,6 +217,7 @@ enum txdone_entry_desc_flags {
         TXDONE_FALLBACK,
         TXDONE_FAILURE,
         TXDONE_EXCESSIVE_RETRY,
+        TXDONE_AMPDU,
 };
 
 /**
diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c
index 77e8113b91e1..8ee1514a7943 100644
--- a/drivers/net/wireless/rt2x00/rt61pci.c
+++ b/drivers/net/wireless/rt2x00/rt61pci.c
@@ -2313,8 +2313,10 @@ static void rt61pci_tbtt_tasklet(unsigned long data)
 static void rt61pci_rxdone_tasklet(unsigned long data)
 {
         struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data;
-        rt2x00pci_rxdone(rt2x00dev);
-        rt61pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_RXDONE);
+        if (rt2x00pci_rxdone(rt2x00dev))
+                rt2x00pci_rxdone(rt2x00dev);
+        else
+                rt61pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_RXDONE);
 }
 
 static void rt61pci_autowake_tasklet(unsigned long data)
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index 02f1148c577e..6593059f9c7e 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -2209,7 +2209,6 @@ static int rt73usb_probe_hw(struct rt2x00_dev *rt2x00dev)
         if (!modparam_nohwcrypt)
                 __set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags);
         __set_bit(DRIVER_SUPPORT_LINK_TUNING, &rt2x00dev->flags);
-        __set_bit(DRIVER_SUPPORT_WATCHDOG, &rt2x00dev->flags);
 
         /*
          * Set the rssi offset.
@@ -2407,7 +2406,6 @@ static struct usb_device_id rt73usb_device_table[] = {
         { USB_DEVICE(0x0b05, 0x1723), USB_DEVICE_DATA(&rt73usb_ops) },
         { USB_DEVICE(0x0b05, 0x1724), USB_DEVICE_DATA(&rt73usb_ops) },
         /* Belkin */
-        { USB_DEVICE(0x050d, 0x7050), USB_DEVICE_DATA(&rt73usb_ops) },
         { USB_DEVICE(0x050d, 0x705a), USB_DEVICE_DATA(&rt73usb_ops) },
         { USB_DEVICE(0x050d, 0x905b), USB_DEVICE_DATA(&rt73usb_ops) },
         { USB_DEVICE(0x050d, 0x905c), USB_DEVICE_DATA(&rt73usb_ops) },