drivers/net/: use DEFINE_PCI_DEVICE_TABLE()
[safe/jmp/linux-2.6] / drivers / net / wireless / rt2x00 / rt2500pci.c
index 0962327..77ee1df 100644 (file)
@@ -1,5 +1,5 @@
 /*
-       Copyright (C) 2004 - 2008 rt2x00 SourceForge Project
+       Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
        <http://rt2x00.serialmonkey.com>
 
        This program is free software; you can redistribute it and/or modify
  * the access attempt is considered to have failed,
  * and we will print an error.
  */
-static u32 rt2500pci_bbp_check(struct rt2x00_dev *rt2x00dev)
-{
-       u32 reg;
-       unsigned int i;
-
-       for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
-               rt2x00pci_register_read(rt2x00dev, BBPCSR, &reg);
-               if (!rt2x00_get_field32(reg, BBPCSR_BUSY))
-                       break;
-               udelay(REGISTER_BUSY_DELAY);
-       }
-
-       return reg;
-}
+#define WAIT_FOR_BBP(__dev, __reg) \
+       rt2x00pci_regbusy_read((__dev), BBPCSR, BBPCSR_BUSY, (__reg))
+#define WAIT_FOR_RF(__dev, __reg) \
+       rt2x00pci_regbusy_read((__dev), RFCSR, RFCSR_BUSY, (__reg))
 
 static void rt2500pci_bbp_write(struct rt2x00_dev *rt2x00dev,
                                const unsigned int word, const u8 value)
 {
        u32 reg;
 
-       /*
-        * Wait until the BBP becomes ready.
-        */
-       reg = rt2500pci_bbp_check(rt2x00dev);
-       if (rt2x00_get_field32(reg, BBPCSR_BUSY)) {
-               ERROR(rt2x00dev, "BBPCSR register busy. Write failed.\n");
-               return;
-       }
+       mutex_lock(&rt2x00dev->csr_mutex);
 
        /*
-        * Write the data into the BBP.
+        * Wait until the BBP becomes available, afterwards we
+        * can safely write the new data into the register.
         */
-       reg = 0;
-       rt2x00_set_field32(&reg, BBPCSR_VALUE, value);
-       rt2x00_set_field32(&reg, BBPCSR_REGNUM, word);
-       rt2x00_set_field32(&reg, BBPCSR_BUSY, 1);
-       rt2x00_set_field32(&reg, BBPCSR_WRITE_CONTROL, 1);
+       if (WAIT_FOR_BBP(rt2x00dev, &reg)) {
+               reg = 0;
+               rt2x00_set_field32(&reg, BBPCSR_VALUE, value);
+               rt2x00_set_field32(&reg, BBPCSR_REGNUM, word);
+               rt2x00_set_field32(&reg, BBPCSR_BUSY, 1);
+               rt2x00_set_field32(&reg, BBPCSR_WRITE_CONTROL, 1);
+
+               rt2x00pci_register_write(rt2x00dev, BBPCSR, reg);
+       }
 
-       rt2x00pci_register_write(rt2x00dev, BBPCSR, reg);
+       mutex_unlock(&rt2x00dev->csr_mutex);
 }
 
 static void rt2500pci_bbp_read(struct rt2x00_dev *rt2x00dev,
@@ -95,66 +83,55 @@ static void rt2500pci_bbp_read(struct rt2x00_dev *rt2x00dev,
 {
        u32 reg;
 
-       /*
-        * Wait until the BBP becomes ready.
-        */
-       reg = rt2500pci_bbp_check(rt2x00dev);
-       if (rt2x00_get_field32(reg, BBPCSR_BUSY)) {
-               ERROR(rt2x00dev, "BBPCSR register busy. Read failed.\n");
-               return;
-       }
+       mutex_lock(&rt2x00dev->csr_mutex);
 
        /*
-        * Write the request into the BBP.
+        * Wait until the BBP becomes available, afterwards we
+        * can safely write the read request into the register.
+        * After the data has been written, we wait until hardware
+        * returns the correct value, if at any time the register
+        * doesn't become available in time, reg will be 0xffffffff
+        * which means we return 0xff to the caller.
         */
-       reg = 0;
-       rt2x00_set_field32(&reg, BBPCSR_REGNUM, word);
-       rt2x00_set_field32(&reg, BBPCSR_BUSY, 1);
-       rt2x00_set_field32(&reg, BBPCSR_WRITE_CONTROL, 0);
+       if (WAIT_FOR_BBP(rt2x00dev, &reg)) {
+               reg = 0;
+               rt2x00_set_field32(&reg, BBPCSR_REGNUM, word);
+               rt2x00_set_field32(&reg, BBPCSR_BUSY, 1);
+               rt2x00_set_field32(&reg, BBPCSR_WRITE_CONTROL, 0);
 
-       rt2x00pci_register_write(rt2x00dev, BBPCSR, reg);
+               rt2x00pci_register_write(rt2x00dev, BBPCSR, reg);
 
-       /*
-        * Wait until the BBP becomes ready.
-        */
-       reg = rt2500pci_bbp_check(rt2x00dev);
-       if (rt2x00_get_field32(reg, BBPCSR_BUSY)) {
-               ERROR(rt2x00dev, "BBPCSR register busy. Read failed.\n");
-               *value = 0xff;
-               return;
+               WAIT_FOR_BBP(rt2x00dev, &reg);
        }
 
        *value = rt2x00_get_field32(reg, BBPCSR_VALUE);
+
+       mutex_unlock(&rt2x00dev->csr_mutex);
 }
 
 static void rt2500pci_rf_write(struct rt2x00_dev *rt2x00dev,
                               const unsigned int word, const u32 value)
 {
        u32 reg;
-       unsigned int i;
 
-       if (!word)
-               return;
+       mutex_lock(&rt2x00dev->csr_mutex);
 
-       for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
-               rt2x00pci_register_read(rt2x00dev, RFCSR, &reg);
-               if (!rt2x00_get_field32(reg, RFCSR_BUSY))
-                       goto rf_write;
-               udelay(REGISTER_BUSY_DELAY);
-       }
-
-       ERROR(rt2x00dev, "RFCSR register busy. Write failed.\n");
-       return;
+       /*
+        * Wait until the RF becomes available, afterwards we
+        * can safely write the new data into the register.
+        */
+       if (WAIT_FOR_RF(rt2x00dev, &reg)) {
+               reg = 0;
+               rt2x00_set_field32(&reg, RFCSR_VALUE, value);
+               rt2x00_set_field32(&reg, RFCSR_NUMBER_OF_BITS, 20);
+               rt2x00_set_field32(&reg, RFCSR_IF_SELECT, 0);
+               rt2x00_set_field32(&reg, RFCSR_BUSY, 1);
 
-rf_write:
-       reg = 0;
-       rt2x00_set_field32(&reg, RFCSR_VALUE, value);
-       rt2x00_set_field32(&reg, RFCSR_NUMBER_OF_BITS, 20);
-       rt2x00_set_field32(&reg, RFCSR_IF_SELECT, 0);
-       rt2x00_set_field32(&reg, RFCSR_BUSY, 1);
+               rt2x00pci_register_write(rt2x00dev, RFCSR, reg);
+               rt2x00_rf_write(rt2x00dev, word, value);
+       }
 
-       rt2x00pci_register_write(rt2x00dev, RFCSR, reg);
-       rt2x00_rf_write(rt2x00dev, word, value);
+       mutex_unlock(&rt2x00dev->csr_mutex);
 }
 
 static void rt2500pci_eepromregister_read(struct eeprom_93cx6 *eeprom)
@@ -188,50 +165,40 @@ static void rt2500pci_eepromregister_write(struct eeprom_93cx6 *eeprom)
 }
 
 #ifdef CONFIG_RT2X00_LIB_DEBUGFS
-#define CSR_OFFSET(__word)     ( CSR_REG_BASE + ((__word) * sizeof(u32)) )
-
-static void rt2500pci_read_csr(struct rt2x00_dev *rt2x00dev,
-                              const unsigned int word, u32 *data)
-{
-       rt2x00pci_register_read(rt2x00dev, CSR_OFFSET(word), data);
-}
-
-static void rt2500pci_write_csr(struct rt2x00_dev *rt2x00dev,
-                               const unsigned int word, u32 data)
-{
-       rt2x00pci_register_write(rt2x00dev, CSR_OFFSET(word), data);
-}
-
 static const struct rt2x00debug rt2500pci_rt2x00debug = {
        .owner  = THIS_MODULE,
        .csr    = {
-               .read           = rt2500pci_read_csr,
-               .write          = rt2500pci_write_csr,
+               .read           = rt2x00pci_register_read,
+               .write          = rt2x00pci_register_write,
+               .flags          = RT2X00DEBUGFS_OFFSET,
+               .word_base      = CSR_REG_BASE,
                .word_size      = sizeof(u32),
                .word_count     = CSR_REG_SIZE / sizeof(u32),
        },
        .eeprom = {
                .read           = rt2x00_eeprom_read,
                .write          = rt2x00_eeprom_write,
+               .word_base      = EEPROM_BASE,
                .word_size      = sizeof(u16),
                .word_count     = EEPROM_SIZE / sizeof(u16),
        },
        .bbp    = {
                .read           = rt2500pci_bbp_read,
                .write          = rt2500pci_bbp_write,
+               .word_base      = BBP_BASE,
                .word_size      = sizeof(u8),
                .word_count     = BBP_SIZE / sizeof(u8),
        },
        .rf     = {
                .read           = rt2x00_rf_read,
                .write          = rt2500pci_rf_write,
+               .word_base      = RF_BASE,
                .word_size      = sizeof(u32),
                .word_count     = RF_SIZE / sizeof(u32),
        },
 };
 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */
 
-#ifdef CONFIG_RT2500PCI_RFKILL
 static int rt2500pci_rfkill_poll(struct rt2x00_dev *rt2x00dev)
 {
        u32 reg;
@@ -239,44 +206,93 @@ static int rt2500pci_rfkill_poll(struct rt2x00_dev *rt2x00dev)
        rt2x00pci_register_read(rt2x00dev, GPIOCSR, &reg);
        return rt2x00_get_field32(reg, GPIOCSR_BIT0);
 }
-#else
-#define rt2500pci_rfkill_poll  NULL
-#endif /* CONFIG_RT2500PCI_RFKILL */
 
-#ifdef CONFIG_RT2500PCI_LEDS
-static void rt2500pci_led_brightness(struct led_classdev *led_cdev,
+#ifdef CONFIG_RT2X00_LIB_LEDS
+static void rt2500pci_brightness_set(struct led_classdev *led_cdev,
                                     enum led_brightness brightness)
 {
        struct rt2x00_led *led =
            container_of(led_cdev, struct rt2x00_led, led_dev);
        unsigned int enabled = brightness != LED_OFF;
-       unsigned int activity =
-           led->rt2x00dev->led_flags & LED_SUPPORT_ACTIVITY;
        u32 reg;
 
        rt2x00pci_register_read(led->rt2x00dev, LEDCSR, &reg);
 
-       if (led->type == LED_TYPE_RADIO || led->type == LED_TYPE_ASSOC) {
+       if (led->type == LED_TYPE_RADIO || led->type == LED_TYPE_ASSOC)
                rt2x00_set_field32(&reg, LEDCSR_LINK, enabled);
-               rt2x00_set_field32(&reg, LEDCSR_ACTIVITY, enabled && activity);
-       }
+       else if (led->type == LED_TYPE_ACTIVITY)
+               rt2x00_set_field32(&reg, LEDCSR_ACTIVITY, enabled);
 
        rt2x00pci_register_write(led->rt2x00dev, LEDCSR, reg);
 }
-#else
-#define rt2500pci_led_brightness       NULL
-#endif /* CONFIG_RT2500PCI_LEDS */
+
+static int rt2500pci_blink_set(struct led_classdev *led_cdev,
+                              unsigned long *delay_on,
+                              unsigned long *delay_off)
+{
+       struct rt2x00_led *led =
+           container_of(led_cdev, struct rt2x00_led, led_dev);
+       u32 reg;
+
+       rt2x00pci_register_read(led->rt2x00dev, LEDCSR, &reg);
+       rt2x00_set_field32(&reg, LEDCSR_ON_PERIOD, *delay_on);
+       rt2x00_set_field32(&reg, LEDCSR_OFF_PERIOD, *delay_off);
+       rt2x00pci_register_write(led->rt2x00dev, LEDCSR, reg);
+
+       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_RT2X00_LIB_LEDS */
 
 /*
  * Configuration handlers.
  */
+static void rt2500pci_config_filter(struct rt2x00_dev *rt2x00dev,
+                                   const unsigned int filter_flags)
+{
+       u32 reg;
+
+       /*
+        * Start configuration steps.
+        * Note that the version error will always be dropped
+        * and broadcast frames will always be accepted since
+        * there is no filter for it at this time.
+        */
+       rt2x00pci_register_read(rt2x00dev, RXCSR0, &reg);
+       rt2x00_set_field32(&reg, RXCSR0_DROP_CRC,
+                          !(filter_flags & FIF_FCSFAIL));
+       rt2x00_set_field32(&reg, RXCSR0_DROP_PHYSICAL,
+                          !(filter_flags & FIF_PLCPFAIL));
+       rt2x00_set_field32(&reg, RXCSR0_DROP_CONTROL,
+                          !(filter_flags & FIF_CONTROL));
+       rt2x00_set_field32(&reg, RXCSR0_DROP_NOT_TO_ME,
+                          !(filter_flags & FIF_PROMISC_IN_BSS));
+       rt2x00_set_field32(&reg, RXCSR0_DROP_TODS,
+                          !(filter_flags & FIF_PROMISC_IN_BSS) &&
+                          !rt2x00dev->intf_ap_count);
+       rt2x00_set_field32(&reg, RXCSR0_DROP_VERSION_ERROR, 1);
+       rt2x00_set_field32(&reg, RXCSR0_DROP_MCAST,
+                          !(filter_flags & FIF_ALLMULTI));
+       rt2x00_set_field32(&reg, RXCSR0_DROP_BCAST, 0);
+       rt2x00pci_register_write(rt2x00dev, RXCSR0, reg);
+}
+
 static void rt2500pci_config_intf(struct rt2x00_dev *rt2x00dev,
                                  struct rt2x00_intf *intf,
                                  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;
 
@@ -284,7 +300,7 @@ static void rt2500pci_config_intf(struct rt2x00_dev *rt2x00dev,
                /*
                 * Enable beacon config
                 */
-               bcn_preload = PREAMBLE + get_duration(IEEE80211_HEADER, 20);
+               bcn_preload = PREAMBLE + GET_DURATION(IEEE80211_HEADER, 20);
                rt2x00pci_register_read(rt2x00dev, BCNCSR1, &reg);
                rt2x00_set_field32(&reg, BCNCSR1_PRELOAD, bcn_preload);
                rt2x00_set_field32(&reg, BCNCSR1_BEACON_CWMIN, queue->cw_min);
@@ -294,7 +310,9 @@ static void rt2500pci_config_intf(struct rt2x00_dev *rt2x00dev,
                 * Enable synchronisation.
                 */
                rt2x00pci_register_read(rt2x00dev, CSR14, &reg);
+               rt2x00_set_field32(&reg, CSR14_TSF_COUNT, 1);
                rt2x00_set_field32(&reg, CSR14_TSF_SYNC, conf->sync);
+               rt2x00_set_field32(&reg, CSR14_TBCN, 1);
                rt2x00pci_register_write(rt2x00dev, CSR14, reg);
        }
 
@@ -307,10 +325,8 @@ static void rt2500pci_config_intf(struct rt2x00_dev *rt2x00dev,
                                              conf->bssid, sizeof(conf->bssid));
 }
 
-static int rt2500pci_config_preamble(struct rt2x00_dev *rt2x00dev,
-                                    const int short_preamble,
-                                    const int ack_timeout,
-                                    const int ack_consume_time)
+static void rt2500pci_config_erp(struct rt2x00_dev *rt2x00dev,
+                                struct rt2x00lib_erp *erp)
 {
        int preamble_mask;
        u32 reg;
@@ -318,44 +334,130 @@ static int rt2500pci_config_preamble(struct rt2x00_dev *rt2x00dev,
        /*
         * When short preamble is enabled, we should set bit 0x08
         */
-       preamble_mask = short_preamble << 3;
+       preamble_mask = erp->short_preamble << 3;
 
        rt2x00pci_register_read(rt2x00dev, TXCSR1, &reg);
-       rt2x00_set_field32(&reg, TXCSR1_ACK_TIMEOUT, ack_timeout);
-       rt2x00_set_field32(&reg, TXCSR1_ACK_CONSUME_TIME, ack_consume_time);
+       rt2x00_set_field32(&reg, TXCSR1_ACK_TIMEOUT, 0x162);
+       rt2x00_set_field32(&reg, TXCSR1_ACK_CONSUME_TIME, 0xa2);
+       rt2x00_set_field32(&reg, TXCSR1_TSF_OFFSET, IEEE80211_HEADER);
+       rt2x00_set_field32(&reg, TXCSR1_AUTORESPONDER, 1);
        rt2x00pci_register_write(rt2x00dev, TXCSR1, reg);
 
        rt2x00pci_register_read(rt2x00dev, ARCSR2, &reg);
-       rt2x00_set_field32(&reg, ARCSR2_SIGNAL, 0x00 | preamble_mask);
+       rt2x00_set_field32(&reg, ARCSR2_SIGNAL, 0x00);
        rt2x00_set_field32(&reg, ARCSR2_SERVICE, 0x04);
-       rt2x00_set_field32(&reg, ARCSR2_LENGTH, get_duration(ACK_SIZE, 10));
+       rt2x00_set_field32(&reg, ARCSR2_LENGTH, GET_DURATION(ACK_SIZE, 10));
        rt2x00pci_register_write(rt2x00dev, ARCSR2, reg);
 
        rt2x00pci_register_read(rt2x00dev, ARCSR3, &reg);
        rt2x00_set_field32(&reg, ARCSR3_SIGNAL, 0x01 | preamble_mask);
        rt2x00_set_field32(&reg, ARCSR3_SERVICE, 0x04);
-       rt2x00_set_field32(&reg, ARCSR2_LENGTH, get_duration(ACK_SIZE, 20));
+       rt2x00_set_field32(&reg, ARCSR2_LENGTH, GET_DURATION(ACK_SIZE, 20));
        rt2x00pci_register_write(rt2x00dev, ARCSR3, reg);
 
        rt2x00pci_register_read(rt2x00dev, ARCSR4, &reg);
        rt2x00_set_field32(&reg, ARCSR4_SIGNAL, 0x02 | preamble_mask);
        rt2x00_set_field32(&reg, ARCSR4_SERVICE, 0x04);
-       rt2x00_set_field32(&reg, ARCSR2_LENGTH, get_duration(ACK_SIZE, 55));
+       rt2x00_set_field32(&reg, ARCSR2_LENGTH, GET_DURATION(ACK_SIZE, 55));
        rt2x00pci_register_write(rt2x00dev, ARCSR4, reg);
 
        rt2x00pci_register_read(rt2x00dev, ARCSR5, &reg);
        rt2x00_set_field32(&reg, ARCSR5_SIGNAL, 0x03 | preamble_mask);
        rt2x00_set_field32(&reg, ARCSR5_SERVICE, 0x84);
-       rt2x00_set_field32(&reg, ARCSR2_LENGTH, get_duration(ACK_SIZE, 110));
+       rt2x00_set_field32(&reg, ARCSR2_LENGTH, GET_DURATION(ACK_SIZE, 110));
        rt2x00pci_register_write(rt2x00dev, ARCSR5, reg);
 
-       return 0;
+       rt2x00pci_register_write(rt2x00dev, ARCSR1, erp->basic_rates);
+
+       rt2x00pci_register_read(rt2x00dev, CSR11, &reg);
+       rt2x00_set_field32(&reg, CSR11_SLOT_TIME, erp->slot_time);
+       rt2x00pci_register_write(rt2x00dev, CSR11, reg);
+
+       rt2x00pci_register_read(rt2x00dev, CSR12, &reg);
+       rt2x00_set_field32(&reg, CSR12_BEACON_INTERVAL, erp->beacon_int * 16);
+       rt2x00_set_field32(&reg, CSR12_CFP_MAX_DURATION, erp->beacon_int * 16);
+       rt2x00pci_register_write(rt2x00dev, CSR12, reg);
+
+       rt2x00pci_register_read(rt2x00dev, CSR18, &reg);
+       rt2x00_set_field32(&reg, CSR18_SIFS, erp->sifs);
+       rt2x00_set_field32(&reg, CSR18_PIFS, erp->pifs);
+       rt2x00pci_register_write(rt2x00dev, CSR18, reg);
+
+       rt2x00pci_register_read(rt2x00dev, CSR19, &reg);
+       rt2x00_set_field32(&reg, CSR19_DIFS, erp->difs);
+       rt2x00_set_field32(&reg, CSR19_EIFS, erp->eifs);
+       rt2x00pci_register_write(rt2x00dev, CSR19, reg);
 }
 
-static void rt2500pci_config_phymode(struct rt2x00_dev *rt2x00dev,
-                                    const int basic_rate_mask)
+static void rt2500pci_config_ant(struct rt2x00_dev *rt2x00dev,
+                                struct antenna_setup *ant)
 {
-       rt2x00pci_register_write(rt2x00dev, ARCSR1, basic_rate_mask);
+       u32 reg;
+       u8 r14;
+       u8 r2;
+
+       /*
+        * We should never come here because rt2x00lib is supposed
+        * to catch this and send us the correct antenna explicitely.
+        */
+       BUG_ON(ant->rx == ANTENNA_SW_DIVERSITY ||
+              ant->tx == ANTENNA_SW_DIVERSITY);
+
+       rt2x00pci_register_read(rt2x00dev, BBPCSR1, &reg);
+       rt2500pci_bbp_read(rt2x00dev, 14, &r14);
+       rt2500pci_bbp_read(rt2x00dev, 2, &r2);
+
+       /*
+        * Configure the TX antenna.
+        */
+       switch (ant->tx) {
+       case ANTENNA_A:
+               rt2x00_set_field8(&r2, BBP_R2_TX_ANTENNA, 0);
+               rt2x00_set_field32(&reg, BBPCSR1_CCK, 0);
+               rt2x00_set_field32(&reg, BBPCSR1_OFDM, 0);
+               break;
+       case ANTENNA_B:
+       default:
+               rt2x00_set_field8(&r2, BBP_R2_TX_ANTENNA, 2);
+               rt2x00_set_field32(&reg, BBPCSR1_CCK, 2);
+               rt2x00_set_field32(&reg, BBPCSR1_OFDM, 2);
+               break;
+       }
+
+       /*
+        * Configure the RX antenna.
+        */
+       switch (ant->rx) {
+       case ANTENNA_A:
+               rt2x00_set_field8(&r14, BBP_R14_RX_ANTENNA, 0);
+               break;
+       case ANTENNA_B:
+       default:
+               rt2x00_set_field8(&r14, BBP_R14_RX_ANTENNA, 2);
+               break;
+       }
+
+       /*
+        * RT2525E and RT5222 need to flip TX I/Q
+        */
+       if (rt2x00_rf(rt2x00dev, RF2525E) || rt2x00_rf(rt2x00dev, RF5222)) {
+               rt2x00_set_field8(&r2, BBP_R2_TX_IQ_FLIP, 1);
+               rt2x00_set_field32(&reg, BBPCSR1_CCK_FLIP, 1);
+               rt2x00_set_field32(&reg, BBPCSR1_OFDM_FLIP, 1);
+
+               /*
+                * RT2525E does not need RX I/Q Flip.
+                */
+               if (rt2x00_rf(rt2x00dev, RF2525E))
+                       rt2x00_set_field8(&r14, BBP_R14_RX_IQ_FLIP, 0);
+       } else {
+               rt2x00_set_field32(&reg, BBPCSR1_CCK_FLIP, 0);
+               rt2x00_set_field32(&reg, BBPCSR1_OFDM_FLIP, 0);
+       }
+
+       rt2x00pci_register_write(rt2x00dev, BBPCSR1, reg);
+       rt2500pci_bbp_write(rt2x00dev, 14, r14);
+       rt2500pci_bbp_write(rt2x00dev, 2, r2);
 }
 
 static void rt2500pci_config_channel(struct rt2x00_dev *rt2x00dev,
@@ -372,14 +474,14 @@ static void rt2500pci_config_channel(struct rt2x00_dev *rt2x00dev,
         * Switch on tuning bits.
         * For RT2523 devices we do not need to update the R1 register.
         */
-       if (!rt2x00_rf(&rt2x00dev->chip, RF2523))
+       if (!rt2x00_rf(rt2x00dev, RF2523))
                rt2x00_set_field32(&rf->rf1, RF1_TUNER, 1);
        rt2x00_set_field32(&rf->rf3, RF3_TUNER, 1);
 
        /*
         * For RT2525 we should first set the channel to half band higher.
         */
-       if (rt2x00_rf(&rt2x00dev->chip, RF2525)) {
+       if (rt2x00_rf(rt2x00dev, RF2525)) {
                static const u32 vals[] = {
                        0x00080cbe, 0x00080d02, 0x00080d06, 0x00080d0a,
                        0x00080d0e, 0x00080d12, 0x00080d16, 0x00080d1a,
@@ -413,7 +515,7 @@ static void rt2500pci_config_channel(struct rt2x00_dev *rt2x00dev,
         * Switch off tuning bits.
         * For RT2523 devices we do not need to update the R1 register.
         */
-       if (!rt2x00_rf(&rt2x00dev->chip, RF2523)) {
+       if (!rt2x00_rf(rt2x00dev, RF2523)) {
                rt2x00_set_field32(&rf->rf1, RF1_TUNER, 0);
                rt2500pci_rf_write(rt2x00dev, 1, rf->rf1);
        }
@@ -437,133 +539,60 @@ static void rt2500pci_config_txpower(struct rt2x00_dev *rt2x00dev,
        rt2500pci_rf_write(rt2x00dev, 3, rf3);
 }
 
-static void rt2500pci_config_antenna(struct rt2x00_dev *rt2x00dev,
-                                    struct antenna_setup *ant)
+static void rt2500pci_config_retry_limit(struct rt2x00_dev *rt2x00dev,
+                                        struct rt2x00lib_conf *libconf)
 {
        u32 reg;
-       u8 r14;
-       u8 r2;
-
-       rt2x00pci_register_read(rt2x00dev, BBPCSR1, &reg);
-       rt2500pci_bbp_read(rt2x00dev, 14, &r14);
-       rt2500pci_bbp_read(rt2x00dev, 2, &r2);
-
-       /*
-        * Configure the TX antenna.
-        */
-       switch (ant->tx) {
-       case ANTENNA_A:
-               rt2x00_set_field8(&r2, BBP_R2_TX_ANTENNA, 0);
-               rt2x00_set_field32(&reg, BBPCSR1_CCK, 0);
-               rt2x00_set_field32(&reg, BBPCSR1_OFDM, 0);
-               break;
-       case ANTENNA_HW_DIVERSITY:
-       case ANTENNA_SW_DIVERSITY:
-               /*
-                * NOTE: We should never come here because rt2x00lib is
-                * supposed to catch this and send us the correct antenna
-                * explicitely. However we are nog going to bug about this.
-                * Instead, just default to antenna B.
-                */
-       case ANTENNA_B:
-               rt2x00_set_field8(&r2, BBP_R2_TX_ANTENNA, 2);
-               rt2x00_set_field32(&reg, BBPCSR1_CCK, 2);
-               rt2x00_set_field32(&reg, BBPCSR1_OFDM, 2);
-               break;
-       }
-
-       /*
-        * Configure the RX antenna.
-        */
-       switch (ant->rx) {
-       case ANTENNA_A:
-               rt2x00_set_field8(&r14, BBP_R14_RX_ANTENNA, 0);
-               break;
-       case ANTENNA_HW_DIVERSITY:
-       case ANTENNA_SW_DIVERSITY:
-               /*
-                * NOTE: We should never come here because rt2x00lib is
-                * supposed to catch this and send us the correct antenna
-                * explicitely. However we are nog going to bug about this.
-                * Instead, just default to antenna B.
-                */
-       case ANTENNA_B:
-               rt2x00_set_field8(&r14, BBP_R14_RX_ANTENNA, 2);
-               break;
-       }
-
-       /*
-        * RT2525E and RT5222 need to flip TX I/Q
-        */
-       if (rt2x00_rf(&rt2x00dev->chip, RF2525E) ||
-           rt2x00_rf(&rt2x00dev->chip, RF5222)) {
-               rt2x00_set_field8(&r2, BBP_R2_TX_IQ_FLIP, 1);
-               rt2x00_set_field32(&reg, BBPCSR1_CCK_FLIP, 1);
-               rt2x00_set_field32(&reg, BBPCSR1_OFDM_FLIP, 1);
-
-               /*
-                * RT2525E does not need RX I/Q Flip.
-                */
-               if (rt2x00_rf(&rt2x00dev->chip, RF2525E))
-                       rt2x00_set_field8(&r14, BBP_R14_RX_IQ_FLIP, 0);
-       } else {
-               rt2x00_set_field32(&reg, BBPCSR1_CCK_FLIP, 0);
-               rt2x00_set_field32(&reg, BBPCSR1_OFDM_FLIP, 0);
-       }
 
-       rt2x00pci_register_write(rt2x00dev, BBPCSR1, reg);
-       rt2500pci_bbp_write(rt2x00dev, 14, r14);
-       rt2500pci_bbp_write(rt2x00dev, 2, r2);
+       rt2x00pci_register_read(rt2x00dev, CSR11, &reg);
+       rt2x00_set_field32(&reg, CSR11_LONG_RETRY,
+                          libconf->conf->long_frame_max_tx_count);
+       rt2x00_set_field32(&reg, CSR11_SHORT_RETRY,
+                          libconf->conf->short_frame_max_tx_count);
+       rt2x00pci_register_write(rt2x00dev, CSR11, reg);
 }
 
-static void rt2500pci_config_duration(struct rt2x00_dev *rt2x00dev,
-                                     struct rt2x00lib_conf *libconf)
+static void rt2500pci_config_ps(struct rt2x00_dev *rt2x00dev,
+                               struct rt2x00lib_conf *libconf)
 {
+       enum dev_state state =
+           (libconf->conf->flags & IEEE80211_CONF_PS) ?
+               STATE_SLEEP : STATE_AWAKE;
        u32 reg;
 
-       rt2x00pci_register_read(rt2x00dev, CSR11, &reg);
-       rt2x00_set_field32(&reg, CSR11_SLOT_TIME, libconf->slot_time);
-       rt2x00pci_register_write(rt2x00dev, CSR11, reg);
-
-       rt2x00pci_register_read(rt2x00dev, CSR18, &reg);
-       rt2x00_set_field32(&reg, CSR18_SIFS, libconf->sifs);
-       rt2x00_set_field32(&reg, CSR18_PIFS, libconf->pifs);
-       rt2x00pci_register_write(rt2x00dev, CSR18, reg);
+       if (state == STATE_SLEEP) {
+               rt2x00pci_register_read(rt2x00dev, CSR20, &reg);
+               rt2x00_set_field32(&reg, CSR20_DELAY_AFTER_TBCN,
+                                  (rt2x00dev->beacon_int - 20) * 16);
+               rt2x00_set_field32(&reg, CSR20_TBCN_BEFORE_WAKEUP,
+                                  libconf->conf->listen_interval - 1);
 
-       rt2x00pci_register_read(rt2x00dev, CSR19, &reg);
-       rt2x00_set_field32(&reg, CSR19_DIFS, libconf->difs);
-       rt2x00_set_field32(&reg, CSR19_EIFS, libconf->eifs);
-       rt2x00pci_register_write(rt2x00dev, CSR19, reg);
+               /* We must first disable autowake before it can be enabled */
+               rt2x00_set_field32(&reg, CSR20_AUTOWAKE, 0);
+               rt2x00pci_register_write(rt2x00dev, CSR20, reg);
 
-       rt2x00pci_register_read(rt2x00dev, TXCSR1, &reg);
-       rt2x00_set_field32(&reg, TXCSR1_TSF_OFFSET, IEEE80211_HEADER);
-       rt2x00_set_field32(&reg, TXCSR1_AUTORESPONDER, 1);
-       rt2x00pci_register_write(rt2x00dev, TXCSR1, reg);
+               rt2x00_set_field32(&reg, CSR20_AUTOWAKE, 1);
+               rt2x00pci_register_write(rt2x00dev, CSR20, reg);
+       }
 
-       rt2x00pci_register_read(rt2x00dev, CSR12, &reg);
-       rt2x00_set_field32(&reg, CSR12_BEACON_INTERVAL,
-                          libconf->conf->beacon_int * 16);
-       rt2x00_set_field32(&reg, CSR12_CFP_MAX_DURATION,
-                          libconf->conf->beacon_int * 16);
-       rt2x00pci_register_write(rt2x00dev, CSR12, reg);
+       rt2x00dev->ops->lib->set_device_state(rt2x00dev, state);
 }
 
 static void rt2500pci_config(struct rt2x00_dev *rt2x00dev,
                             struct rt2x00lib_conf *libconf,
                             const unsigned int flags)
 {
-       if (flags & CONFIG_UPDATE_PHYMODE)
-               rt2500pci_config_phymode(rt2x00dev, libconf->basic_rates);
-       if (flags & CONFIG_UPDATE_CHANNEL)
+       if (flags & IEEE80211_CONF_CHANGE_CHANNEL)
                rt2500pci_config_channel(rt2x00dev, &libconf->rf,
                                         libconf->conf->power_level);
-       if ((flags & CONFIG_UPDATE_TXPOWER) && !(flags & CONFIG_UPDATE_CHANNEL))
+       if ((flags & IEEE80211_CONF_CHANGE_POWER) &&
+           !(flags & IEEE80211_CONF_CHANGE_CHANNEL))
                rt2500pci_config_txpower(rt2x00dev,
                                         libconf->conf->power_level);
-       if (flags & CONFIG_UPDATE_ANTENNA)
-               rt2500pci_config_antenna(rt2x00dev, &libconf->ant);
-       if (flags & (CONFIG_UPDATE_SLOT_TIME | CONFIG_UPDATE_BEACON_INT))
-               rt2500pci_config_duration(rt2x00dev, libconf);
+       if (flags & IEEE80211_CONF_CHANGE_RETRY_LIMITS)
+               rt2500pci_config_retry_limit(rt2x00dev, libconf);
+       if (flags & IEEE80211_CONF_CHANGE_PS)
+               rt2500pci_config_ps(rt2x00dev, libconf);
 }
 
 /*
@@ -587,36 +616,40 @@ static void rt2500pci_link_stats(struct rt2x00_dev *rt2x00dev,
        qual->false_cca = rt2x00_get_field32(reg, CNT3_FALSE_CCA);
 }
 
-static void rt2500pci_reset_tuner(struct rt2x00_dev *rt2x00dev)
+static inline void rt2500pci_set_vgc(struct rt2x00_dev *rt2x00dev,
+                                    struct link_qual *qual, u8 vgc_level)
 {
-       rt2500pci_bbp_write(rt2x00dev, 17, 0x48);
-       rt2x00dev->link.vgc_level = 0x48;
+       if (qual->vgc_level_reg != vgc_level) {
+               rt2500pci_bbp_write(rt2x00dev, 17, vgc_level);
+               qual->vgc_level_reg = vgc_level;
+       }
 }
 
-static void rt2500pci_link_tuner(struct rt2x00_dev *rt2x00dev)
+static void rt2500pci_reset_tuner(struct rt2x00_dev *rt2x00dev,
+                                 struct link_qual *qual)
 {
-       int rssi = rt2x00_get_link_rssi(&rt2x00dev->link);
-       u8 r17;
+       rt2500pci_set_vgc(rt2x00dev, qual, 0x48);
+}
 
+static void rt2500pci_link_tuner(struct rt2x00_dev *rt2x00dev,
+                                struct link_qual *qual, const u32 count)
+{
        /*
         * To prevent collisions with MAC ASIC on chipsets
         * up to version C the link tuning should halt after 20
         * seconds while being associated.
         */
-       if (rt2x00_rev(&rt2x00dev->chip) < RT2560_VERSION_D &&
-           rt2x00dev->intf_associated &&
-           rt2x00dev->link.count > 20)
+       if (rt2x00_rev(rt2x00dev) < RT2560_VERSION_D &&
+           rt2x00dev->intf_associated && count > 20)
                return;
 
-       rt2500pci_bbp_read(rt2x00dev, 17, &r17);
-
        /*
         * Chipset versions C and lower should directly continue
         * to the dynamic CCA tuning. Chipset version D and higher
         * should go straight to dynamic CCA tuning when they
         * are not associated.
         */
-       if (rt2x00_rev(&rt2x00dev->chip) < RT2560_VERSION_D ||
+       if (rt2x00_rev(rt2x00dev) < RT2560_VERSION_D ||
            !rt2x00dev->intf_associated)
                goto dynamic_cca_tune;
 
@@ -625,29 +658,25 @@ static void rt2500pci_link_tuner(struct rt2x00_dev *rt2x00dev)
         * then corrupt the R17 tuning. To remidy this the tuning should
         * be stopped (While making sure the R17 value will not exceed limits)
         */
-       if (rssi < -80 && rt2x00dev->link.count > 20) {
-               if (r17 >= 0x41) {
-                       r17 = rt2x00dev->link.vgc_level;
-                       rt2500pci_bbp_write(rt2x00dev, 17, r17);
-               }
+       if (qual->rssi < -80 && count > 20) {
+               if (qual->vgc_level_reg >= 0x41)
+                       rt2500pci_set_vgc(rt2x00dev, qual, qual->vgc_level);
                return;
        }
 
        /*
         * Special big-R17 for short distance
         */
-       if (rssi >= -58) {
-               if (r17 != 0x50)
-                       rt2500pci_bbp_write(rt2x00dev, 17, 0x50);
+       if (qual->rssi >= -58) {
+               rt2500pci_set_vgc(rt2x00dev, qual, 0x50);
                return;
        }
 
        /*
         * Special mid-R17 for middle distance
         */
-       if (rssi >= -74) {
-               if (r17 != 0x41)
-                       rt2500pci_bbp_write(rt2x00dev, 17, 0x41);
+       if (qual->rssi >= -74) {
+               rt2500pci_set_vgc(rt2x00dev, qual, 0x41);
                return;
        }
 
@@ -655,8 +684,8 @@ static void rt2500pci_link_tuner(struct rt2x00_dev *rt2x00dev)
         * Leave short or middle distance condition, restore r17
         * to the dynamic tuning range.
         */
-       if (r17 >= 0x41) {
-               rt2500pci_bbp_write(rt2x00dev, 17, rt2x00dev->link.vgc_level);
+       if (qual->vgc_level_reg >= 0x41) {
+               rt2500pci_set_vgc(rt2x00dev, qual, qual->vgc_level);
                return;
        }
 
@@ -666,53 +695,60 @@ dynamic_cca_tune:
         * R17 is inside the dynamic tuning range,
         * start tuning the link based on the false cca counter.
         */
-       if (rt2x00dev->link.qual.false_cca > 512 && r17 < 0x40) {
-               rt2500pci_bbp_write(rt2x00dev, 17, ++r17);
-               rt2x00dev->link.vgc_level = r17;
-       } else if (rt2x00dev->link.qual.false_cca < 100 && r17 > 0x32) {
-               rt2500pci_bbp_write(rt2x00dev, 17, --r17);
-               rt2x00dev->link.vgc_level = r17;
+       if (qual->false_cca > 512 && qual->vgc_level_reg < 0x40) {
+               rt2500pci_set_vgc(rt2x00dev, qual, ++qual->vgc_level_reg);
+               qual->vgc_level = qual->vgc_level_reg;
+       } else if (qual->false_cca < 100 && qual->vgc_level_reg > 0x32) {
+               rt2500pci_set_vgc(rt2x00dev, qual, --qual->vgc_level_reg);
+               qual->vgc_level = qual->vgc_level_reg;
        }
 }
 
 /*
  * Initialization functions.
  */
-static void rt2500pci_init_rxentry(struct rt2x00_dev *rt2x00dev,
-                                  struct queue_entry *entry)
+static bool rt2500pci_get_entry_state(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;
        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);
+       if (entry->queue->qid == QID_RX) {
+               rt2x00_desc_read(entry_priv->desc, 0, &word);
 
-       rt2x00_desc_read(priv_rx->desc, 0, &word);
-       rt2x00_set_field32(&word, RXD_W0_OWNER_NIC, 1);
-       rt2x00_desc_write(priv_rx->desc, 0, word);
+               return rt2x00_get_field32(word, RXD_W0_OWNER_NIC);
+       } else {
+               rt2x00_desc_read(entry_priv->desc, 0, &word);
+
+               return (rt2x00_get_field32(word, TXD_W0_OWNER_NIC) ||
+                       rt2x00_get_field32(word, TXD_W0_VALID));
+       }
 }
 
-static void rt2500pci_init_txentry(struct rt2x00_dev *rt2x00dev,
-                                  struct queue_entry *entry)
+static void rt2500pci_clear_entry(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;
+       struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
        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);
+       if (entry->queue->qid == QID_RX) {
+               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_tx->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_read(entry_priv->desc, 0, &word);
+               rt2x00_set_field32(&word, RXD_W0_OWNER_NIC, 1);
+               rt2x00_desc_write(entry_priv->desc, 0, word);
+       } else {
+               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(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;
 
        /*
@@ -725,28 +761,28 @@ 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);
@@ -754,9 +790,10 @@ 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_tx->desc_dma);
+       rt2x00_set_field32(&reg, RXCSR2_RX_RING_REGISTER,
+                          entry_priv->desc_dma);
        rt2x00pci_register_write(rt2x00dev, RXCSR2, reg);
 
        return 0;
@@ -789,10 +826,16 @@ static int rt2500pci_init_registers(struct rt2x00_dev *rt2x00dev)
        rt2x00_set_field32(&reg, CSR11_CW_SELECT, 0);
        rt2x00pci_register_write(rt2x00dev, CSR11, reg);
 
-       rt2x00pci_register_read(rt2x00dev, LEDCSR, &reg);
-       rt2x00_set_field32(&reg, LEDCSR_ON_PERIOD, 70);
-       rt2x00_set_field32(&reg, LEDCSR_OFF_PERIOD, 30);
-       rt2x00pci_register_write(rt2x00dev, LEDCSR, reg);
+       rt2x00pci_register_read(rt2x00dev, CSR14, &reg);
+       rt2x00_set_field32(&reg, CSR14_TSF_COUNT, 0);
+       rt2x00_set_field32(&reg, CSR14_TSF_SYNC, 0);
+       rt2x00_set_field32(&reg, CSR14_TBCN, 0);
+       rt2x00_set_field32(&reg, CSR14_TCFP, 0);
+       rt2x00_set_field32(&reg, CSR14_TATIMW, 0);
+       rt2x00_set_field32(&reg, CSR14_BEACON_GEN, 0);
+       rt2x00_set_field32(&reg, CSR14_CFP_COUNT_PRELOAD, 0);
+       rt2x00_set_field32(&reg, CSR14_TBCM_PRELOAD, 0);
+       rt2x00pci_register_write(rt2x00dev, CSR14, reg);
 
        rt2x00pci_register_write(rt2x00dev, CNT3, 0);
 
@@ -899,25 +942,32 @@ 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);
@@ -972,7 +1022,8 @@ 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);
 }
 
@@ -1009,43 +1060,20 @@ 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;
 }
 
 static void rt2500pci_disable_radio(struct rt2x00_dev *rt2x00dev)
 {
-       u32 reg;
-
-       rt2x00pci_register_write(rt2x00dev, PWRCSR0, 0);
-
        /*
-        * Disable synchronisation.
+        * Disable power
         */
-       rt2x00pci_register_write(rt2x00dev, CSR14, 0);
-
-       /*
-        * Cancel RX and TX.
-        */
-       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);
+       rt2x00pci_register_write(rt2x00dev, PWRCSR0, 0);
 }
 
 static int rt2500pci_set_state(struct rt2x00_dev *rt2x00dev,
@@ -1080,10 +1108,6 @@ 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;
 }
 
@@ -1101,11 +1125,13 @@ 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:
@@ -1118,6 +1144,10 @@ 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;
 }
 
@@ -1126,16 +1156,20 @@ 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);
@@ -1165,13 +1199,12 @@ static void rt2500pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
        rt2x00_set_field32(&word, TXD_W0_TIMESTAMP,
                           test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags));
        rt2x00_set_field32(&word, TXD_W0_OFDM,
-                          test_bit(ENTRY_TXD_OFDM_RATE, &txdesc->flags));
+                          (txdesc->rate_mode == RATE_MODE_OFDM));
        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_DATABYTE_COUNT, skb->len);
        rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, CIPHER_NONE);
        rt2x00_desc_write(txd, 0, word);
 }
@@ -1179,12 +1212,44 @@ 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_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);
@@ -1196,58 +1261,79 @@ 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);
 }
 
+static void rt2500pci_kill_tx_queue(struct rt2x00_dev *rt2x00dev,
+                                   const enum data_queue_qid qid)
+{
+       u32 reg;
+
+       if (qid == QID_BEACON) {
+               rt2x00pci_register_write(rt2x00dev, CSR14, 0);
+       } else {
+               rt2x00pci_register_read(rt2x00dev, TXCSR0, &reg);
+               rt2x00_set_field32(&reg, TXCSR0_ABORT, 1);
+               rt2x00pci_register_write(rt2x00dev, TXCSR0, reg);
+       }
+}
+
 /*
  * RX control handlers
  */
 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))
                rxdesc->flags |= RX_FLAG_FAILED_PLCP_CRC;
 
+       /*
+        * Obtain the status about this packet.
+        * When frame was received with an OFDM bitrate,
+        * the signal is the PLCP value. If it was received with
+        * a CCK bitrate the signal is the rate in 100kbit/s.
+        */
        rxdesc->signal = rt2x00_get_field32(word2, RXD_W2_SIGNAL);
        rxdesc->rssi = rt2x00_get_field32(word2, RXD_W2_RSSI) -
            entry->queue->rt2x00dev->rssi_offset;
-       rxdesc->ofdm = rt2x00_get_field32(word0, RXD_W0_OFDM);
        rxdesc->size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT);
-       rxdesc->my_bss = !!rt2x00_get_field32(word0, RXD_W0_MY_BSS);
+
+       if (rt2x00_get_field32(word0, RXD_W0_OFDM))
+               rxdesc->dev_flags |= RXDONE_SIGNAL_PLCP;
+       else
+               rxdesc->dev_flags |= RXDONE_SIGNAL_BITRATE;
+       if (rt2x00_get_field32(word0, RXD_W0_MY_BSS))
+               rxdesc->dev_flags |= RXDONE_MY_BSS;
 }
 
 /*
  * 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))
@@ -1256,10 +1342,21 @@ 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);
        }
 }
 
@@ -1278,7 +1375,7 @@ static irqreturn_t rt2500pci_interrupt(int irq, void *dev_instance)
        if (!reg)
                return IRQ_NONE;
 
-       if (!test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags))
+       if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))
                return IRQ_HANDLED;
 
        /*
@@ -1303,19 +1400,19 @@ 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;
 }
@@ -1350,11 +1447,8 @@ static int rt2500pci_validate_eeprom(struct rt2x00_dev *rt2x00dev)
         */
        mac = rt2x00_eeprom_addr(rt2x00dev, EEPROM_MAC_ADDR_0);
        if (!is_valid_ether_addr(mac)) {
-               DECLARE_MAC_BUF(macbuf);
-
                random_ether_addr(mac);
-               EEPROM(rt2x00dev, "MAC: %s\n",
-                      print_mac(macbuf, mac));
+               EEPROM(rt2x00dev, "MAC: %pM\n", mac);
        }
 
        rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &word);
@@ -1409,14 +1503,15 @@ static int rt2500pci_init_eeprom(struct rt2x00_dev *rt2x00dev)
         */
        value = rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RF_TYPE);
        rt2x00pci_register_read(rt2x00dev, CSR0, &reg);
-       rt2x00_set_chip(rt2x00dev, RT2560, value, reg);
-
-       if (!rt2x00_rf(&rt2x00dev->chip, RF2522) &&
-           !rt2x00_rf(&rt2x00dev->chip, RF2523) &&
-           !rt2x00_rf(&rt2x00dev->chip, RF2524) &&
-           !rt2x00_rf(&rt2x00dev->chip, RF2525) &&
-           !rt2x00_rf(&rt2x00dev->chip, RF2525E) &&
-           !rt2x00_rf(&rt2x00dev->chip, RF5222)) {
+       rt2x00_set_chip_rf(rt2x00dev, value, reg);
+       rt2x00_print_chip(rt2x00dev);
+
+       if (!rt2x00_rf(rt2x00dev, RF2522) &&
+           !rt2x00_rf(rt2x00dev, RF2523) &&
+           !rt2x00_rf(rt2x00dev, RF2524) &&
+           !rt2x00_rf(rt2x00dev, RF2525) &&
+           !rt2x00_rf(rt2x00dev, RF2525E) &&
+           !rt2x00_rf(rt2x00dev, RF5222)) {
                ERROR(rt2x00dev, "Invalid RF chipset detected.\n");
                return -ENODEV;
        }
@@ -1432,32 +1527,22 @@ static int rt2500pci_init_eeprom(struct rt2x00_dev *rt2x00dev)
        /*
         * Store led mode, for correct led behaviour.
         */
-#ifdef CONFIG_RT2500PCI_LEDS
+#ifdef CONFIG_RT2X00_LIB_LEDS
        value = rt2x00_get_field16(eeprom, EEPROM_ANTENNA_LED_MODE);
 
-       switch (value) {
-       case LED_MODE_ASUS:
-       case LED_MODE_ALPHA:
-       case LED_MODE_DEFAULT:
-               rt2x00dev->led_flags = LED_SUPPORT_RADIO;
-               break;
-       case LED_MODE_TXRX_ACTIVITY:
-               rt2x00dev->led_flags =
-                   LED_SUPPORT_RADIO | LED_SUPPORT_ACTIVITY;
-               break;
-       case LED_MODE_SIGNAL_STRENGTH:
-               rt2x00dev->led_flags = LED_SUPPORT_RADIO;
-               break;
-       }
-#endif /* CONFIG_RT2500PCI_LEDS */
+       rt2500pci_init_led(rt2x00dev, &rt2x00dev->led_radio, LED_TYPE_RADIO);
+       if (value == LED_MODE_TXRX_ACTIVITY ||
+           value == LED_MODE_DEFAULT ||
+           value == LED_MODE_ASUS)
+               rt2500pci_init_led(rt2x00dev, &rt2x00dev->led_qual,
+                                  LED_TYPE_ACTIVITY);
+#endif /* CONFIG_RT2X00_LIB_LEDS */
 
        /*
         * Detect if this device has an hardware controlled radio.
         */
-#ifdef CONFIG_RT2500PCI_RFKILL
        if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_HARDWARE_RADIO))
                __set_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags);
-#endif /* CONFIG_RT2500PCI_RFKILL */
 
        /*
         * Check if the BBP tuning should be enabled.
@@ -1632,62 +1717,72 @@ static const struct rf_channel rf_vals_5222[] = {
        { 161, 0x00022020, 0x000090be, 0x00000101, 0x00000a07 },
 };
 
-static void rt2500pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
+static int rt2500pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
 {
        struct hw_mode_spec *spec = &rt2x00dev->spec;
-       u8 *txpower;
+       struct channel_info *info;
+       char *tx_power;
        unsigned int i;
 
        /*
         * Initialize all hw fields.
         */
-       rt2x00dev->hw->flags = IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING;
-       rt2x00dev->hw->extra_tx_headroom = 0;
-       rt2x00dev->hw->max_signal = MAX_SIGNAL;
-       rt2x00dev->hw->max_rssi = MAX_RX_SSI;
-       rt2x00dev->hw->queues = 2;
+       rt2x00dev->hw->flags = IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
+                              IEEE80211_HW_SIGNAL_DBM |
+                              IEEE80211_HW_SUPPORTS_PS |
+                              IEEE80211_HW_PS_NULLFUNC_STACK;
 
-       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));
 
        /*
-        * Convert tx_power array in eeprom.
-        */
-       txpower = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_START);
-       for (i = 0; i < 14; i++)
-               txpower[i] = TXPOWER_FROM_DEV(txpower[i]);
-
-       /*
         * Initialize hw_mode information.
         */
        spec->supported_bands = SUPPORT_BAND_2GHZ;
        spec->supported_rates = SUPPORT_RATE_CCK | SUPPORT_RATE_OFDM;
-       spec->tx_power_a = NULL;
-       spec->tx_power_bg = txpower;
-       spec->tx_power_default = DEFAULT_TXPOWER;
 
-       if (rt2x00_rf(&rt2x00dev->chip, RF2522)) {
+       if (rt2x00_rf(rt2x00dev, RF2522)) {
                spec->num_channels = ARRAY_SIZE(rf_vals_bg_2522);
                spec->channels = rf_vals_bg_2522;
-       } else if (rt2x00_rf(&rt2x00dev->chip, RF2523)) {
+       } else if (rt2x00_rf(rt2x00dev, RF2523)) {
                spec->num_channels = ARRAY_SIZE(rf_vals_bg_2523);
                spec->channels = rf_vals_bg_2523;
-       } else if (rt2x00_rf(&rt2x00dev->chip, RF2524)) {
+       } else if (rt2x00_rf(rt2x00dev, RF2524)) {
                spec->num_channels = ARRAY_SIZE(rf_vals_bg_2524);
                spec->channels = rf_vals_bg_2524;
-       } else if (rt2x00_rf(&rt2x00dev->chip, RF2525)) {
+       } else if (rt2x00_rf(rt2x00dev, RF2525)) {
                spec->num_channels = ARRAY_SIZE(rf_vals_bg_2525);
                spec->channels = rf_vals_bg_2525;
-       } else if (rt2x00_rf(&rt2x00dev->chip, RF2525E)) {
+       } else if (rt2x00_rf(rt2x00dev, RF2525E)) {
                spec->num_channels = ARRAY_SIZE(rf_vals_bg_2525e);
                spec->channels = rf_vals_bg_2525e;
-       } else if (rt2x00_rf(&rt2x00dev->chip, RF5222)) {
+       } else if (rt2x00_rf(rt2x00dev, RF5222)) {
                spec->supported_bands |= SUPPORT_BAND_5GHZ;
                spec->num_channels = ARRAY_SIZE(rf_vals_5222);
                spec->channels = rf_vals_5222;
        }
+
+       /*
+        * Create channel information array
+        */
+       info = kzalloc(spec->num_channels * sizeof(*info), GFP_KERNEL);
+       if (!info)
+               return -ENOMEM;
+
+       spec->channels_info = info;
+
+       tx_power = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_START);
+       for (i = 0; i < 14; i++)
+               info[i].tx_power1 = TXPOWER_FROM_DEV(tx_power[i]);
+
+       if (spec->num_channels > 14) {
+               for (i = 14; i < spec->num_channels; i++)
+                       info[i].tx_power1 = DEFAULT_TXPOWER;
+       }
+
+       return 0;
 }
 
 static int rt2500pci_probe_hw(struct rt2x00_dev *rt2x00dev)
@@ -1708,12 +1803,15 @@ static int rt2500pci_probe_hw(struct rt2x00_dev *rt2x00dev)
        /*
         * Initialize hw specifications.
         */
-       rt2500pci_probe_hw_mode(rt2x00dev);
+       retval = rt2500pci_probe_hw_mode(rt2x00dev);
+       if (retval)
+               return retval;
 
        /*
-        * 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.
@@ -1726,83 +1824,6 @@ static int rt2500pci_probe_hw(struct rt2x00_dev *rt2x00dev)
 /*
  * IEEE80211 stack callback functions.
  */
-static void rt2500pci_configure_filter(struct ieee80211_hw *hw,
-                                      unsigned int changed_flags,
-                                      unsigned int *total_flags,
-                                      int mc_count,
-                                      struct dev_addr_list *mc_list)
-{
-       struct rt2x00_dev *rt2x00dev = hw->priv;
-       u32 reg;
-
-       /*
-        * Mask off any flags we are going to ignore from
-        * the total_flags field.
-        */
-       *total_flags &=
-           FIF_ALLMULTI |
-           FIF_FCSFAIL |
-           FIF_PLCPFAIL |
-           FIF_CONTROL |
-           FIF_OTHER_BSS |
-           FIF_PROMISC_IN_BSS;
-
-       /*
-        * Apply some rules to the filters:
-        * - Some filters imply different filters to be set.
-        * - Some things we can't filter out at all.
-        */
-       if (mc_count)
-               *total_flags |= FIF_ALLMULTI;
-       if (*total_flags & FIF_OTHER_BSS ||
-           *total_flags & FIF_PROMISC_IN_BSS)
-               *total_flags |= FIF_PROMISC_IN_BSS | FIF_OTHER_BSS;
-
-       /*
-        * Check if there is any work left for us.
-        */
-       if (rt2x00dev->packet_filter == *total_flags)
-               return;
-       rt2x00dev->packet_filter = *total_flags;
-
-       /*
-        * Start configuration steps.
-        * Note that the version error will always be dropped
-        * and broadcast frames will always be accepted since
-        * there is no filter for it at this time.
-        */
-       rt2x00pci_register_read(rt2x00dev, RXCSR0, &reg);
-       rt2x00_set_field32(&reg, RXCSR0_DROP_CRC,
-                          !(*total_flags & FIF_FCSFAIL));
-       rt2x00_set_field32(&reg, RXCSR0_DROP_PHYSICAL,
-                          !(*total_flags & FIF_PLCPFAIL));
-       rt2x00_set_field32(&reg, RXCSR0_DROP_CONTROL,
-                          !(*total_flags & FIF_CONTROL));
-       rt2x00_set_field32(&reg, RXCSR0_DROP_NOT_TO_ME,
-                          !(*total_flags & FIF_PROMISC_IN_BSS));
-       rt2x00_set_field32(&reg, RXCSR0_DROP_TODS,
-                          !(*total_flags & FIF_PROMISC_IN_BSS));
-       rt2x00_set_field32(&reg, RXCSR0_DROP_VERSION_ERROR, 1);
-       rt2x00_set_field32(&reg, RXCSR0_DROP_MCAST,
-                          !(*total_flags & FIF_ALLMULTI));
-       rt2x00_set_field32(&reg, RXCSR0_DROP_BCAST, 0);
-       rt2x00pci_register_write(rt2x00dev, RXCSR0, reg);
-}
-
-static int rt2500pci_set_retry_limit(struct ieee80211_hw *hw,
-                                    u32 short_retry, u32 long_retry)
-{
-       struct rt2x00_dev *rt2x00dev = hw->priv;
-       u32 reg;
-
-       rt2x00pci_register_read(rt2x00dev, CSR11, &reg);
-       rt2x00_set_field32(&reg, CSR11_LONG_RETRY, long_retry);
-       rt2x00_set_field32(&reg, CSR11_SHORT_RETRY, short_retry);
-       rt2x00pci_register_write(rt2x00dev, CSR11, reg);
-
-       return 0;
-}
-
 static u64 rt2500pci_get_tsf(struct ieee80211_hw *hw)
 {
        struct rt2x00_dev *rt2x00dev = hw->priv;
@@ -1817,61 +1838,6 @@ 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;
@@ -1888,16 +1854,15 @@ static const struct ieee80211_ops rt2500pci_mac80211_ops = {
        .add_interface          = rt2x00mac_add_interface,
        .remove_interface       = rt2x00mac_remove_interface,
        .config                 = rt2x00mac_config,
-       .config_interface       = rt2x00mac_config_interface,
-       .configure_filter       = rt2500pci_configure_filter,
+       .configure_filter       = rt2x00mac_configure_filter,
+       .set_tim                = rt2x00mac_set_tim,
        .get_stats              = rt2x00mac_get_stats,
-       .set_retry_limit        = rt2500pci_set_retry_limit,
        .bss_info_changed       = rt2x00mac_bss_info_changed,
        .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,
+       .rfkill_poll            = rt2x00mac_rfkill_poll,
 };
 
 static const struct rt2x00lib_ops rt2500pci_rt2x00_ops = {
@@ -1905,20 +1870,23 @@ static const struct rt2x00lib_ops rt2500pci_rt2x00_ops = {
        .probe_hw               = rt2500pci_probe_hw,
        .initialize             = rt2x00pci_initialize,
        .uninitialize           = rt2x00pci_uninitialize,
-       .init_rxentry           = rt2500pci_init_rxentry,
-       .init_txentry           = rt2500pci_init_txentry,
+       .get_entry_state        = rt2500pci_get_entry_state,
+       .clear_entry            = rt2500pci_clear_entry,
        .set_device_state       = rt2500pci_set_device_state,
        .rfkill_poll            = rt2500pci_rfkill_poll,
        .link_stats             = rt2500pci_link_stats,
        .reset_tuner            = rt2500pci_reset_tuner,
        .link_tuner             = rt2500pci_link_tuner,
-       .led_brightness         = rt2500pci_led_brightness,
        .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,
+       .kill_tx_queue          = rt2500pci_kill_tx_queue,
        .fill_rxdone            = rt2500pci_fill_rxdone,
+       .config_filter          = rt2500pci_config_filter,
        .config_intf            = rt2500pci_config_intf,
-       .config_preamble        = rt2500pci_config_preamble,
+       .config_erp             = rt2500pci_config_erp,
+       .config_ant             = rt2500pci_config_ant,
        .config                 = rt2500pci_config,
 };
 
@@ -1926,51 +1894,53 @@ 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 = {
-       .name           = KBUILD_MODNAME,
-       .max_sta_intf   = 1,
-       .max_ap_intf    = 1,
-       .eeprom_size    = EEPROM_SIZE,
-       .rf_size        = RF_SIZE,
-       .rx             = &rt2500pci_queue_rx,
-       .tx             = &rt2500pci_queue_tx,
-       .bcn            = &rt2500pci_queue_bcn,
-       .atim           = &rt2500pci_queue_atim,
-       .lib            = &rt2500pci_rt2x00_ops,
-       .hw             = &rt2500pci_mac80211_ops,
+       .name                   = KBUILD_MODNAME,
+       .max_sta_intf           = 1,
+       .max_ap_intf            = 1,
+       .eeprom_size            = EEPROM_SIZE,
+       .rf_size                = RF_SIZE,
+       .tx_queues              = NUM_TX_QUEUES,
+       .extra_tx_headroom      = 0,
+       .rx                     = &rt2500pci_queue_rx,
+       .tx                     = &rt2500pci_queue_tx,
+       .bcn                    = &rt2500pci_queue_bcn,
+       .atim                   = &rt2500pci_queue_atim,
+       .lib                    = &rt2500pci_rt2x00_ops,
+       .hw                     = &rt2500pci_mac80211_ops,
 #ifdef CONFIG_RT2X00_LIB_DEBUGFS
-       .debugfs        = &rt2500pci_rt2x00debug,
+       .debugfs                = &rt2500pci_rt2x00debug,
 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */
 };
 
 /*
  * RT2500pci module information.
  */
-static struct pci_device_id rt2500pci_device_table[] = {
+static DEFINE_PCI_DEVICE_TABLE(rt2500pci_device_table) = {
        { PCI_DEVICE(0x1814, 0x0201), PCI_DEVICE_DATA(&rt2500pci_ops) },
        { 0, }
 };