1 files changed, 146 insertions, 166 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c
index f7731fb82555..aa6dfb811c71 100644
--- a/drivers/net/wireless/rt2x00/rt2500pci.c
+++ b/drivers/net/wireless/rt2x00/rt2500pci.c
@@ -277,6 +277,17 @@ static int rt2500pci_blink_set(struct led_classdev *led_cdev,
 
         return 0;
 }
+
+static void rt2500pci_init_led(struct rt2x00_dev *rt2x00dev,
+                               struct rt2x00_led *led,
+                               enum led_type type)
+{
+        led->rt2x00dev = rt2x00dev;
+        led->type = type;
+        led->led_dev.brightness_set = rt2500pci_brightness_set;
+        led->led_dev.blink_set = rt2500pci_blink_set;
+        led->flags = LED_INITIALIZED;
+}
 #endif /* CONFIG_RT2500PCI_LEDS */
 
 /*
@@ -317,8 +328,7 @@ static void rt2500pci_config_intf(struct rt2x00_dev *rt2x00dev,
                                   struct rt2x00intf_conf *conf,
                                   const unsigned int flags)
 {
-        struct data_queue *queue =
-            rt2x00queue_get_queue(rt2x00dev, RT2X00_BCN_QUEUE_BEACON);
+        struct data_queue *queue = rt2x00queue_get_queue(rt2x00dev, QID_BEACON);
         unsigned int bcn_preload;
         u32 reg;
 
@@ -716,38 +726,34 @@ dynamic_cca_tune:
 static void rt2500pci_init_rxentry(struct rt2x00_dev *rt2x00dev,
                                    struct queue_entry *entry)
 {
-        struct queue_entry_priv_pci_rx *priv_rx = entry->priv_data;
+        struct queue_entry_priv_pci *entry_priv = entry->priv_data;
+        struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
         u32 word;
 
-        rt2x00_desc_read(priv_rx->desc, 1, &word);
-        rt2x00_set_field32(&word, RXD_W1_BUFFER_ADDRESS, priv_rx->data_dma);
-        rt2x00_desc_write(priv_rx->desc, 1, word);
+        rt2x00_desc_read(entry_priv->desc, 1, &word);
+        rt2x00_set_field32(&word, RXD_W1_BUFFER_ADDRESS, skbdesc->skb_dma);
+        rt2x00_desc_write(entry_priv->desc, 1, word);
 
-        rt2x00_desc_read(priv_rx->desc, 0, &word);
+        rt2x00_desc_read(entry_priv->desc, 0, &word);
         rt2x00_set_field32(&word, RXD_W0_OWNER_NIC, 1);
-        rt2x00_desc_write(priv_rx->desc, 0, word);
+        rt2x00_desc_write(entry_priv->desc, 0, word);
 }
 
 static void rt2500pci_init_txentry(struct rt2x00_dev *rt2x00dev,
                                    struct queue_entry *entry)
 {
-        struct queue_entry_priv_pci_tx *priv_tx = entry->priv_data;
+        struct queue_entry_priv_pci *entry_priv = entry->priv_data;
         u32 word;
 
-        rt2x00_desc_read(priv_tx->desc, 1, &word);
-        rt2x00_set_field32(&word, TXD_W1_BUFFER_ADDRESS, priv_tx->data_dma);
-        rt2x00_desc_write(priv_tx->desc, 1, word);
-
-        rt2x00_desc_read(priv_tx->desc, 0, &word);
+        rt2x00_desc_read(entry_priv->desc, 0, &word);
         rt2x00_set_field32(&word, TXD_W0_VALID, 0);
         rt2x00_set_field32(&word, TXD_W0_OWNER_NIC, 0);
-        rt2x00_desc_write(priv_tx->desc, 0, word);
+        rt2x00_desc_write(entry_priv->desc, 0, word);
 }
 
 static int rt2500pci_init_queues(struct rt2x00_dev *rt2x00dev)
 {
-        struct queue_entry_priv_pci_rx *priv_rx;
-        struct queue_entry_priv_pci_tx *priv_tx;
+        struct queue_entry_priv_pci *entry_priv;
         u32 reg;
 
         /*
@@ -760,28 +766,28 @@ static int rt2500pci_init_queues(struct rt2x00_dev *rt2x00dev)
         rt2x00_set_field32(&reg, TXCSR2_NUM_PRIO, rt2x00dev->tx[0].limit);
         rt2x00pci_register_write(rt2x00dev, TXCSR2, reg);
 
-        priv_tx = rt2x00dev->tx[1].entries[0].priv_data;
+        entry_priv = rt2x00dev->tx[1].entries[0].priv_data;
         rt2x00pci_register_read(rt2x00dev, TXCSR3, &reg);
         rt2x00_set_field32(&reg, TXCSR3_TX_RING_REGISTER,
-                           priv_tx->desc_dma);
+                           entry_priv->desc_dma);
         rt2x00pci_register_write(rt2x00dev, TXCSR3, reg);
 
-        priv_tx = rt2x00dev->tx[0].entries[0].priv_data;
+        entry_priv = rt2x00dev->tx[0].entries[0].priv_data;
         rt2x00pci_register_read(rt2x00dev, TXCSR5, &reg);
         rt2x00_set_field32(&reg, TXCSR5_PRIO_RING_REGISTER,
-                           priv_tx->desc_dma);
+                           entry_priv->desc_dma);
         rt2x00pci_register_write(rt2x00dev, TXCSR5, reg);
 
-        priv_tx = rt2x00dev->bcn[1].entries[0].priv_data;
+        entry_priv = rt2x00dev->bcn[1].entries[0].priv_data;
         rt2x00pci_register_read(rt2x00dev, TXCSR4, &reg);
         rt2x00_set_field32(&reg, TXCSR4_ATIM_RING_REGISTER,
-                           priv_tx->desc_dma);
+                           entry_priv->desc_dma);
         rt2x00pci_register_write(rt2x00dev, TXCSR4, reg);
 
-        priv_tx = rt2x00dev->bcn[0].entries[0].priv_data;
+        entry_priv = rt2x00dev->bcn[0].entries[0].priv_data;
         rt2x00pci_register_read(rt2x00dev, TXCSR6, &reg);
         rt2x00_set_field32(&reg, TXCSR6_BEACON_RING_REGISTER,
-                           priv_tx->desc_dma);
+                           entry_priv->desc_dma);
         rt2x00pci_register_write(rt2x00dev, TXCSR6, reg);
 
         rt2x00pci_register_read(rt2x00dev, RXCSR1, &reg);
@@ -789,9 +795,10 @@ static int rt2500pci_init_queues(struct rt2x00_dev *rt2x00dev)
         rt2x00_set_field32(&reg, RXCSR1_NUM_RXD, rt2x00dev->rx->limit);
         rt2x00pci_register_write(rt2x00dev, RXCSR1, reg);
 
-        priv_rx = rt2x00dev->rx->entries[0].priv_data;
+        entry_priv = rt2x00dev->rx->entries[0].priv_data;
         rt2x00pci_register_read(rt2x00dev, RXCSR2, &reg);
-        rt2x00_set_field32(&reg, RXCSR2_RX_RING_REGISTER, priv_rx->desc_dma);
+        rt2x00_set_field32(&reg, RXCSR2_RX_RING_REGISTER,
+                           entry_priv->desc_dma);
         rt2x00pci_register_write(rt2x00dev, RXCSR2, reg);
 
         return 0;
@@ -940,25 +947,32 @@ static int rt2500pci_init_registers(struct rt2x00_dev *rt2x00dev)
         return 0;
 }
 
-static int rt2500pci_init_bbp(struct rt2x00_dev *rt2x00dev)
+static int rt2500pci_wait_bbp_ready(struct rt2x00_dev *rt2x00dev)
 {
         unsigned int i;
-        u16 eeprom;
-        u8 reg_id;
         u8 value;
 
         for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
                 rt2500pci_bbp_read(rt2x00dev, 0, &value);
                 if ((value != 0xff) && (value != 0x00))
-                        goto continue_csr_init;
-                NOTICE(rt2x00dev, "Waiting for BBP register.\n");
+                        return 0;
                 udelay(REGISTER_BUSY_DELAY);
         }
 
         ERROR(rt2x00dev, "BBP register access failed, aborting.\n");
         return -EACCES;
+}
+
+static int rt2500pci_init_bbp(struct rt2x00_dev *rt2x00dev)
+{
+        unsigned int i;
+        u16 eeprom;
+        u8 reg_id;
+        u8 value;
+
+        if (unlikely(rt2500pci_wait_bbp_ready(rt2x00dev)))
+                return -EACCES;
 
-continue_csr_init:
         rt2500pci_bbp_write(rt2x00dev, 3, 0x02);
         rt2500pci_bbp_write(rt2x00dev, 4, 0x19);
         rt2500pci_bbp_write(rt2x00dev, 14, 0x1c);
@@ -1013,7 +1027,8 @@ static void rt2500pci_toggle_rx(struct rt2x00_dev *rt2x00dev,
 
         rt2x00pci_register_read(rt2x00dev, RXCSR0, &reg);
         rt2x00_set_field32(&reg, RXCSR0_DISABLE_RX,
-                           state == STATE_RADIO_RX_OFF);
+                           (state == STATE_RADIO_RX_OFF) ||
+                           (state == STATE_RADIO_RX_OFF_LINK));
         rt2x00pci_register_write(rt2x00dev, RXCSR0, reg);
 }
 
@@ -1050,17 +1065,10 @@ static int rt2500pci_enable_radio(struct rt2x00_dev *rt2x00dev)
         /*
          * Initialize all registers.
          */
-        if (rt2500pci_init_queues(rt2x00dev) ||
-            rt2500pci_init_registers(rt2x00dev) ||
-            rt2500pci_init_bbp(rt2x00dev)) {
-                ERROR(rt2x00dev, "Register initialization failed.\n");
+        if (unlikely(rt2500pci_init_queues(rt2x00dev) ||
+                     rt2500pci_init_registers(rt2x00dev) ||
+                     rt2500pci_init_bbp(rt2x00dev)))
                 return -EIO;
-        }
-
-        /*
-         * Enable interrupts.
-         */
-        rt2500pci_toggle_irq(rt2x00dev, STATE_RADIO_IRQ_ON);
 
         return 0;
 }
@@ -1082,11 +1090,6 @@ static void rt2500pci_disable_radio(struct rt2x00_dev *rt2x00dev)
         rt2x00pci_register_read(rt2x00dev, TXCSR0, &reg);
         rt2x00_set_field32(&reg, TXCSR0_ABORT, 1);
         rt2x00pci_register_write(rt2x00dev, TXCSR0, reg);
-
-        /*
-         * Disable interrupts.
-         */
-        rt2500pci_toggle_irq(rt2x00dev, STATE_RADIO_IRQ_OFF);
 }
 
 static int rt2500pci_set_state(struct rt2x00_dev *rt2x00dev,
@@ -1121,10 +1124,6 @@ static int rt2500pci_set_state(struct rt2x00_dev *rt2x00dev,
                 msleep(10);
         }
 
-        NOTICE(rt2x00dev, "Device failed to enter state %d, "
-               "current device state: bbp %d and rf %d.\n",
-               state, bbp_state, rf_state);
-
         return -EBUSY;
 }
 
@@ -1142,11 +1141,13 @@ static int rt2500pci_set_device_state(struct rt2x00_dev *rt2x00dev,
                 break;
         case STATE_RADIO_RX_ON:
         case STATE_RADIO_RX_ON_LINK:
-                rt2500pci_toggle_rx(rt2x00dev, STATE_RADIO_RX_ON);
-                break;
         case STATE_RADIO_RX_OFF:
         case STATE_RADIO_RX_OFF_LINK:
-                rt2500pci_toggle_rx(rt2x00dev, STATE_RADIO_RX_OFF);
+                rt2500pci_toggle_rx(rt2x00dev, state);
+                break;
+        case STATE_RADIO_IRQ_ON:
+        case STATE_RADIO_IRQ_OFF:
+                rt2500pci_toggle_irq(rt2x00dev, state);
                 break;
         case STATE_DEEP_SLEEP:
         case STATE_SLEEP:
@@ -1159,6 +1160,10 @@ static int rt2500pci_set_device_state(struct rt2x00_dev *rt2x00dev,
                 break;
         }
 
+        if (unlikely(retval))
+                ERROR(rt2x00dev, "Device failed to enter state %d (%d).\n",
+                      state, retval);
+
         return retval;
 }
 
@@ -1167,16 +1172,20 @@ static int rt2500pci_set_device_state(struct rt2x00_dev *rt2x00dev,
  */
 static void rt2500pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
                                     struct sk_buff *skb,
-                                    struct txentry_desc *txdesc,
-                                    struct ieee80211_tx_control *control)
+                                    struct txentry_desc *txdesc)
 {
         struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb);
+        struct queue_entry_priv_pci *entry_priv = skbdesc->entry->priv_data;
         __le32 *txd = skbdesc->desc;
         u32 word;
 
         /*
          * Start writing the descriptor words.
          */
+        rt2x00_desc_read(entry_priv->desc, 1, &word);
+        rt2x00_set_field32(&word, TXD_W1_BUFFER_ADDRESS, skbdesc->skb_dma);
+        rt2x00_desc_write(entry_priv->desc, 1, word);
+
         rt2x00_desc_read(txd, 2, &word);
         rt2x00_set_field32(&word, TXD_W2_IV_OFFSET, IEEE80211_HEADER);
         rt2x00_set_field32(&word, TXD_W2_AIFS, txdesc->aifs);
@@ -1210,9 +1219,7 @@ static void rt2500pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
         rt2x00_set_field32(&word, TXD_W0_CIPHER_OWNER, 1);
         rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs);
         rt2x00_set_field32(&word, TXD_W0_RETRY_MODE,
-                           !!(control->flags &
-                              IEEE80211_TXCTL_LONG_RETRY_LIMIT));
-        rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, skbdesc->data_len);
+                           test_bit(ENTRY_TXD_RETRY_MODE, &txdesc->flags));
         rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, CIPHER_NONE);
         rt2x00_desc_write(txd, 0, word);
 }
@@ -1220,12 +1227,46 @@ static void rt2500pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
 /*
  * TX data initialization
  */
+static void rt2500pci_write_beacon(struct queue_entry *entry)
+{
+        struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
+        struct queue_entry_priv_pci *entry_priv = entry->priv_data;
+        struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
+        u32 word;
+        u32 reg;
+
+        /*
+         * Disable beaconing while we are reloading the beacon data,
+         * otherwise we might be sending out invalid data.
+         */
+        rt2x00pci_register_read(rt2x00dev, CSR14, &reg);
+        rt2x00_set_field32(&reg, CSR14_TSF_COUNT, 0);
+        rt2x00_set_field32(&reg, CSR14_TBCN, 0);
+        rt2x00_set_field32(&reg, CSR14_BEACON_GEN, 0);
+        rt2x00pci_register_write(rt2x00dev, CSR14, reg);
+
+        /*
+         * Replace rt2x00lib allocated descriptor with the
+         * pointer to the _real_ hardware descriptor.
+         * After that, map the beacon to DMA and update the
+         * descriptor.
+         */
+        memcpy(entry_priv->desc, skbdesc->desc, skbdesc->desc_len);
+        skbdesc->desc = entry_priv->desc;
+
+        rt2x00queue_map_txskb(rt2x00dev, entry->skb);
+
+        rt2x00_desc_read(entry_priv->desc, 1, &word);
+        rt2x00_set_field32(&word, TXD_W1_BUFFER_ADDRESS, skbdesc->skb_dma);
+        rt2x00_desc_write(entry_priv->desc, 1, word);
+}
+
 static void rt2500pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
-                                    const unsigned int queue)
+                                    const enum data_queue_qid queue)
 {
         u32 reg;
 
-        if (queue == RT2X00_BCN_QUEUE_BEACON) {
+        if (queue == QID_BEACON) {
                 rt2x00pci_register_read(rt2x00dev, CSR14, &reg);
                 if (!rt2x00_get_field32(reg, CSR14_BEACON_GEN)) {
                         rt2x00_set_field32(&reg, CSR14_TSF_COUNT, 1);
@@ -1237,12 +1278,9 @@ static void rt2500pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
         }
 
         rt2x00pci_register_read(rt2x00dev, TXCSR0, &reg);
-        rt2x00_set_field32(&reg, TXCSR0_KICK_PRIO,
-                           (queue == IEEE80211_TX_QUEUE_DATA0));
-        rt2x00_set_field32(&reg, TXCSR0_KICK_TX,
-                           (queue == IEEE80211_TX_QUEUE_DATA1));
-        rt2x00_set_field32(&reg, TXCSR0_KICK_ATIM,
-                           (queue == RT2X00_BCN_QUEUE_ATIM));
+        rt2x00_set_field32(&reg, TXCSR0_KICK_PRIO, (queue == QID_AC_BE));
+        rt2x00_set_field32(&reg, TXCSR0_KICK_TX, (queue == QID_AC_BK));
+        rt2x00_set_field32(&reg, TXCSR0_KICK_ATIM, (queue == QID_ATIM));
         rt2x00pci_register_write(rt2x00dev, TXCSR0, reg);
 }
 
@@ -1252,14 +1290,13 @@ static void rt2500pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
 static void rt2500pci_fill_rxdone(struct queue_entry *entry,
                                   struct rxdone_entry_desc *rxdesc)
 {
-        struct queue_entry_priv_pci_rx *priv_rx = entry->priv_data;
+        struct queue_entry_priv_pci *entry_priv = entry->priv_data;
         u32 word0;
         u32 word2;
 
-        rt2x00_desc_read(priv_rx->desc, 0, &word0);
-        rt2x00_desc_read(priv_rx->desc, 2, &word2);
+        rt2x00_desc_read(entry_priv->desc, 0, &word0);
+        rt2x00_desc_read(entry_priv->desc, 2, &word2);
 
-        rxdesc->flags = 0;
         if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR))
                 rxdesc->flags |= RX_FLAG_FAILED_FCS_CRC;
         if (rt2x00_get_field32(word0, RXD_W0_PHYSICAL_ERROR))
@@ -1276,7 +1313,6 @@ static void rt2500pci_fill_rxdone(struct queue_entry *entry,
             entry->queue->rt2x00dev->rssi_offset;
         rxdesc->size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT);
 
-        rxdesc->dev_flags = 0;
         if (rt2x00_get_field32(word0, RXD_W0_OFDM))
                 rxdesc->dev_flags |= RXDONE_SIGNAL_PLCP;
         if (rt2x00_get_field32(word0, RXD_W0_MY_BSS))
@@ -1287,18 +1323,18 @@ static void rt2500pci_fill_rxdone(struct queue_entry *entry,
  * Interrupt functions.
  */
 static void rt2500pci_txdone(struct rt2x00_dev *rt2x00dev,
-                             const enum ieee80211_tx_queue queue_idx)
+                             const enum data_queue_qid queue_idx)
 {
         struct data_queue *queue = rt2x00queue_get_queue(rt2x00dev, queue_idx);
-        struct queue_entry_priv_pci_tx *priv_tx;
+        struct queue_entry_priv_pci *entry_priv;
         struct queue_entry *entry;
         struct txdone_entry_desc txdesc;
         u32 word;
 
         while (!rt2x00queue_empty(queue)) {
                 entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
-                priv_tx = entry->priv_data;
-                rt2x00_desc_read(priv_tx->desc, 0, &word);
+                entry_priv = entry->priv_data;
+                rt2x00_desc_read(entry_priv->desc, 0, &word);
 
                 if (rt2x00_get_field32(word, TXD_W0_OWNER_NIC) ||
                     !rt2x00_get_field32(word, TXD_W0_VALID))
@@ -1307,10 +1343,21 @@ static void rt2500pci_txdone(struct rt2x00_dev *rt2x00dev,
                 /*
                  * Obtain the status about this packet.
                  */
-                txdesc.status = rt2x00_get_field32(word, TXD_W0_RESULT);
+                txdesc.flags = 0;
+                switch (rt2x00_get_field32(word, TXD_W0_RESULT)) {
+                case 0: /* Success */
+                case 1: /* Success with retry */
+                        __set_bit(TXDONE_SUCCESS, &txdesc.flags);
+                        break;
+                case 2: /* Failure, excessive retries */
+                        __set_bit(TXDONE_EXCESSIVE_RETRY, &txdesc.flags);
+                        /* Don't break, this is a failed frame! */
+                default: /* Failure */
+                        __set_bit(TXDONE_FAILURE, &txdesc.flags);
+                }
                 txdesc.retry = rt2x00_get_field32(word, TXD_W0_RETRY_COUNT);
 
-                rt2x00pci_txdone(rt2x00dev, entry, &txdesc);
+                rt2x00lib_txdone(entry, &txdesc);
         }
 }
 
@@ -1354,19 +1401,19 @@ static irqreturn_t rt2500pci_interrupt(int irq, void *dev_instance)
          * 3 - Atim ring transmit done interrupt.
          */
         if (rt2x00_get_field32(reg, CSR7_TXDONE_ATIMRING))
-                rt2500pci_txdone(rt2x00dev, RT2X00_BCN_QUEUE_ATIM);
+                rt2500pci_txdone(rt2x00dev, QID_ATIM);
 
         /*
          * 4 - Priority ring transmit done interrupt.
          */
         if (rt2x00_get_field32(reg, CSR7_TXDONE_PRIORING))
-                rt2500pci_txdone(rt2x00dev, IEEE80211_TX_QUEUE_DATA0);
+                rt2500pci_txdone(rt2x00dev, QID_AC_BE);
 
         /*
          * 5 - Tx ring transmit done interrupt.
          */
         if (rt2x00_get_field32(reg, CSR7_TXDONE_TXRING))
-                rt2500pci_txdone(rt2x00dev, IEEE80211_TX_QUEUE_DATA1);
+                rt2500pci_txdone(rt2x00dev, QID_AC_BK);
 
         return IRQ_HANDLED;
 }
@@ -1486,23 +1533,10 @@ static int rt2500pci_init_eeprom(struct rt2x00_dev *rt2x00dev)
 #ifdef CONFIG_RT2500PCI_LEDS
         value = rt2x00_get_field16(eeprom, EEPROM_ANTENNA_LED_MODE);
 
-        rt2x00dev->led_radio.rt2x00dev = rt2x00dev;
-        rt2x00dev->led_radio.type = LED_TYPE_RADIO;
-        rt2x00dev->led_radio.led_dev.brightness_set =
-            rt2500pci_brightness_set;
-        rt2x00dev->led_radio.led_dev.blink_set =
-            rt2500pci_blink_set;
-        rt2x00dev->led_radio.flags = LED_INITIALIZED;
-
-        if (value == LED_MODE_TXRX_ACTIVITY) {
-                rt2x00dev->led_qual.rt2x00dev = rt2x00dev;
-                rt2x00dev->led_qual.type = LED_TYPE_ACTIVITY;
-                rt2x00dev->led_qual.led_dev.brightness_set =
-                    rt2500pci_brightness_set;
-                rt2x00dev->led_qual.led_dev.blink_set =
-                    rt2500pci_blink_set;
-                rt2x00dev->led_qual.flags = LED_INITIALIZED;
-        }
+        rt2500pci_init_led(rt2x00dev, &rt2x00dev->led_radio, LED_TYPE_RADIO);
+        if (value == LED_MODE_TXRX_ACTIVITY)
+                rt2500pci_init_led(rt2x00dev, &rt2x00dev->led_qual,
+                                   LED_TYPE_ACTIVITY);
 #endif /* CONFIG_RT2500PCI_LEDS */
 
         /*
@@ -1695,13 +1729,12 @@ static void rt2500pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
         /*
          * Initialize all hw fields.
          */
-        rt2x00dev->hw->flags = IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING;
+        rt2x00dev->hw->flags = IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
+                               IEEE80211_HW_SIGNAL_DBM;
+
         rt2x00dev->hw->extra_tx_headroom = 0;
-        rt2x00dev->hw->max_signal = MAX_SIGNAL;
-        rt2x00dev->hw->max_rssi = MAX_RX_SSI;
-        rt2x00dev->hw->queues = 2;
 
-        SET_IEEE80211_DEV(rt2x00dev->hw, &rt2x00dev_pci(rt2x00dev)->dev);
+        SET_IEEE80211_DEV(rt2x00dev->hw, rt2x00dev->dev);
         SET_IEEE80211_PERM_ADDR(rt2x00dev->hw,
                                 rt2x00_eeprom_addr(rt2x00dev,
                                                    EEPROM_MAC_ADDR_0));
@@ -1765,9 +1798,10 @@ static int rt2500pci_probe_hw(struct rt2x00_dev *rt2x00dev)
         rt2500pci_probe_hw_mode(rt2x00dev);
 
         /*
-         * This device requires the atim queue
+         * This device requires the atim queue and DMA-mapped skbs.
          */
         __set_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags);
+        __set_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags);
 
         /*
          * Set the rssi offset.
@@ -1808,61 +1842,6 @@ static u64 rt2500pci_get_tsf(struct ieee80211_hw *hw)
         return tsf;
 }
 
-static int rt2500pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb,
-                                   struct ieee80211_tx_control *control)
-{
-        struct rt2x00_dev *rt2x00dev = hw->priv;
-        struct rt2x00_intf *intf = vif_to_intf(control->vif);
-        struct queue_entry_priv_pci_tx *priv_tx;
-        struct skb_frame_desc *skbdesc;
-        u32 reg;
-
-        if (unlikely(!intf->beacon))
-                return -ENOBUFS;
-
-        priv_tx = intf->beacon->priv_data;
-
-        /*
-         * Fill in skb descriptor
-         */
-        skbdesc = get_skb_frame_desc(skb);
-        memset(skbdesc, 0, sizeof(*skbdesc));
-        skbdesc->flags |= FRAME_DESC_DRIVER_GENERATED;
-        skbdesc->data = skb->data;
-        skbdesc->data_len = skb->len;
-        skbdesc->desc = priv_tx->desc;
-        skbdesc->desc_len = intf->beacon->queue->desc_size;
-        skbdesc->entry = intf->beacon;
-
-        /*
-         * Disable beaconing while we are reloading the beacon data,
-         * otherwise we might be sending out invalid data.
-         */
-        rt2x00pci_register_read(rt2x00dev, CSR14, &reg);
-        rt2x00_set_field32(&reg, CSR14_TSF_COUNT, 0);
-        rt2x00_set_field32(&reg, CSR14_TBCN, 0);
-        rt2x00_set_field32(&reg, CSR14_BEACON_GEN, 0);
-        rt2x00pci_register_write(rt2x00dev, CSR14, reg);
-
-        /*
-         * mac80211 doesn't provide the control->queue variable
-         * for beacons. Set our own queue identification so
-         * it can be used during descriptor initialization.
-         */
-        control->queue = RT2X00_BCN_QUEUE_BEACON;
-        rt2x00lib_write_tx_desc(rt2x00dev, skb, control);
-
-        /*
-         * Enable beacon generation.
-         * Write entire beacon with descriptor to register,
-         * and kick the beacon generator.
-         */
-        memcpy(priv_tx->data, skb->data, skb->len);
-        rt2x00dev->ops->lib->kick_tx_queue(rt2x00dev, control->queue);
-
-        return 0;
-}
-
 static int rt2500pci_tx_last_beacon(struct ieee80211_hw *hw)
 {
         struct rt2x00_dev *rt2x00dev = hw->priv;
@@ -1887,7 +1866,6 @@ static const struct ieee80211_ops rt2500pci_mac80211_ops = {
         .conf_tx                = rt2x00mac_conf_tx,
         .get_tx_stats           = rt2x00mac_get_tx_stats,
         .get_tsf                = rt2500pci_get_tsf,
-        .beacon_update          = rt2500pci_beacon_update,
         .tx_last_beacon         = rt2500pci_tx_last_beacon,
 };
 
@@ -1905,6 +1883,7 @@ static const struct rt2x00lib_ops rt2500pci_rt2x00_ops = {
         .link_tuner             = rt2500pci_link_tuner,
         .write_tx_desc          = rt2500pci_write_tx_desc,
         .write_tx_data          = rt2x00pci_write_tx_data,
+        .write_beacon           = rt2500pci_write_beacon,
         .kick_tx_queue          = rt2500pci_kick_tx_queue,
         .fill_rxdone            = rt2500pci_fill_rxdone,
         .config_filter          = rt2500pci_config_filter,
@@ -1917,28 +1896,28 @@ static const struct data_queue_desc rt2500pci_queue_rx = {
         .entry_num              = RX_ENTRIES,
         .data_size              = DATA_FRAME_SIZE,
         .desc_size              = RXD_DESC_SIZE,
-        .priv_size              = sizeof(struct queue_entry_priv_pci_rx),
+        .priv_size              = sizeof(struct queue_entry_priv_pci),
 };
 
 static const struct data_queue_desc rt2500pci_queue_tx = {
         .entry_num              = TX_ENTRIES,
         .data_size              = DATA_FRAME_SIZE,
         .desc_size              = TXD_DESC_SIZE,
-        .priv_size              = sizeof(struct queue_entry_priv_pci_tx),
+        .priv_size              = sizeof(struct queue_entry_priv_pci),
 };
 
 static const struct data_queue_desc rt2500pci_queue_bcn = {
         .entry_num              = BEACON_ENTRIES,
         .data_size              = MGMT_FRAME_SIZE,
         .desc_size              = TXD_DESC_SIZE,
-        .priv_size              = sizeof(struct queue_entry_priv_pci_tx),
+        .priv_size              = sizeof(struct queue_entry_priv_pci),
 };
 
 static const struct data_queue_desc rt2500pci_queue_atim = {
         .entry_num              = ATIM_ENTRIES,
         .data_size              = DATA_FRAME_SIZE,
         .desc_size              = TXD_DESC_SIZE,
-        .priv_size              = sizeof(struct queue_entry_priv_pci_tx),
+        .priv_size              = sizeof(struct queue_entry_priv_pci),
 };
 
 static const struct rt2x00_ops rt2500pci_ops = {
@@ -1947,6 +1926,7 @@ static const struct rt2x00_ops rt2500pci_ops = {
         .max_ap_intf    = 1,
         .eeprom_size    = EEPROM_SIZE,
         .rf_size        = RF_SIZE,
+        .tx_queues      = NUM_TX_QUEUES,
         .rx             = &rt2500pci_queue_rx,
         .tx             = &rt2500pci_queue_tx,
         .bcn            = &rt2500pci_queue_bcn,