mac80211: unify config_interface and bss_info_changed
[linux-2.6.git] / drivers / net / wireless / rt2x00 / rt2500usb.c
index 90bf0b9..08e8833 100644 (file)
@@ -1,5 +1,5 @@
 /*
-       Copyright (C) 2004 - 2008 rt2x00 SourceForge Project
+       Copyright (C) 2004 - 2009 rt2x00 SourceForge Project
        <http://rt2x00.serialmonkey.com>
 
        This program is free software; you can redistribute it and/or modify
@@ -38,7 +38,7 @@
 /*
  * Allow hardware encryption to be disabled.
  */
-static int modparam_nohwcrypt = 1;
+static int modparam_nohwcrypt = 0;
 module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO);
 MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption.");
 
@@ -204,9 +204,6 @@ static void rt2500usb_rf_write(struct rt2x00_dev *rt2x00dev,
 {
        u16 reg;
 
-       if (!word)
-               return;
-
        mutex_lock(&rt2x00dev->csr_mutex);
 
        /*
@@ -280,6 +277,18 @@ static const struct rt2x00debug rt2500usb_rt2x00debug = {
 };
 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */
 
+#ifdef CONFIG_RT2X00_LIB_RFKILL
+static int rt2500usb_rfkill_poll(struct rt2x00_dev *rt2x00dev)
+{
+       u16 reg;
+
+       rt2500usb_register_read(rt2x00dev, MAC_CSR19, &reg);
+       return rt2x00_get_field32(reg, MAC_CSR19_BIT7);
+}
+#else
+#define rt2500usb_rfkill_poll  NULL
+#endif /* CONFIG_RT2X00_LIB_RFKILL */
+
 #ifdef CONFIG_RT2X00_LIB_LEDS
 static void rt2500usb_brightness_set(struct led_classdev *led_cdev,
                                     enum led_brightness brightness)
@@ -376,11 +385,11 @@ static int rt2500usb_config_key(struct rt2x00_dev *rt2x00dev,
 
                /*
                 * The driver does not support the IV/EIV generation
-                * in hardware. However it doesn't support the IV/EIV
-                * inside the ieee80211 frame either, but requires it
-                * to be provided seperately for the descriptor.
-                * rt2x00lib will cut the IV/EIV data out of all frames
-                * given to us by mac80211, but we must tell mac80211
+                * in hardware. However it demands the data to be provided
+                * both seperately as well as inside the frame.
+                * We already provided the CONFIG_CRYPTO_COPY_IV to rt2x00lib
+                * to ensure rt2x00lib will not strip the data from the
+                * frame after the copy, now we must tell mac80211
                 * to generate the IV/EIV data.
                 */
                key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
@@ -634,6 +643,32 @@ static void rt2500usb_config_duration(struct rt2x00_dev *rt2x00dev,
        rt2500usb_register_write(rt2x00dev, TXRX_CSR18, reg);
 }
 
+static void rt2500usb_config_ps(struct rt2x00_dev *rt2x00dev,
+                               struct rt2x00lib_conf *libconf)
+{
+       enum dev_state state =
+           (libconf->conf->flags & IEEE80211_CONF_PS) ?
+               STATE_SLEEP : STATE_AWAKE;
+       u16 reg;
+
+       if (state == STATE_SLEEP) {
+               rt2500usb_register_read(rt2x00dev, MAC_CSR18, &reg);
+               rt2x00_set_field16(&reg, MAC_CSR18_DELAY_AFTER_BEACON,
+                                  libconf->conf->beacon_int - 20);
+               rt2x00_set_field16(&reg, MAC_CSR18_BEACONS_BEFORE_WAKEUP,
+                                  libconf->conf->listen_interval - 1);
+
+               /* We must first disable autowake before it can be enabled */
+               rt2x00_set_field16(&reg, MAC_CSR18_AUTO_WAKE, 0);
+               rt2500usb_register_write(rt2x00dev, MAC_CSR18, reg);
+
+               rt2x00_set_field16(&reg, MAC_CSR18_AUTO_WAKE, 1);
+               rt2500usb_register_write(rt2x00dev, MAC_CSR18, reg);
+       }
+
+       rt2x00dev->ops->lib->set_device_state(rt2x00dev, state);
+}
+
 static void rt2500usb_config(struct rt2x00_dev *rt2x00dev,
                             struct rt2x00lib_conf *libconf,
                             const unsigned int flags)
@@ -647,6 +682,8 @@ static void rt2500usb_config(struct rt2x00_dev *rt2x00dev,
                                         libconf->conf->power_level);
        if (flags & IEEE80211_CONF_CHANGE_BEACON_INTERVAL)
                rt2500usb_config_duration(rt2x00dev, libconf);
+       if (flags & IEEE80211_CONF_CHANGE_PS)
+               rt2500usb_config_ps(rt2x00dev, libconf);
 }
 
 /*
@@ -670,7 +707,8 @@ static void rt2500usb_link_stats(struct rt2x00_dev *rt2x00dev,
        qual->false_cca = rt2x00_get_field16(reg, STA_CSR3_FALSE_CCA_ERROR);
 }
 
-static void rt2500usb_reset_tuner(struct rt2x00_dev *rt2x00dev)
+static void rt2500usb_reset_tuner(struct rt2x00_dev *rt2x00dev,
+                                 struct link_qual *qual)
 {
        u16 eeprom;
        u16 value;
@@ -691,7 +729,7 @@ static void rt2500usb_reset_tuner(struct rt2x00_dev *rt2x00dev)
        value = rt2x00_get_field16(eeprom, EEPROM_BBPTUNE_VGCUPPER);
        rt2500usb_bbp_write(rt2x00dev, 17, value);
 
-       rt2x00dev->link.vgc_level = value;
+       qual->vgc_level = value;
 }
 
 /*
@@ -1176,12 +1214,12 @@ static void rt2500usb_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_NEW_SEQ,
                           test_bit(ENTRY_TXD_FIRST_FRAGMENT, &txdesc->flags));
        rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs);
        rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, skb->len);
-       rt2x00_set_field32(&word, TXD_W0_CIPHER, txdesc->cipher);
+       rt2x00_set_field32(&word, TXD_W0_CIPHER, !!txdesc->cipher);
        rt2x00_set_field32(&word, TXD_W0_KEY_ID, txdesc->key_idx);
        rt2x00_desc_write(txd, 0, word);
 }
@@ -1330,16 +1368,11 @@ static void rt2500usb_fill_rxdone(struct queue_entry *entry,
        if (rxdesc->cipher != CIPHER_NONE) {
                _rt2x00_desc_read(rxd, 2, &rxdesc->iv[0]);
                _rt2x00_desc_read(rxd, 3, &rxdesc->iv[1]);
+               rxdesc->dev_flags |= RXDONE_CRYPTO_IV;
+
                /* ICV is located at the end of frame */
 
-               /*
-                * Hardware has stripped IV/EIV data from 802.11 frame during
-                * decryption. It has provided the data seperately but rt2x00lib
-                * should decide if it should be reinserted.
-                */
-               rxdesc->flags |= RX_FLAG_IV_STRIPPED;
-               if (rxdesc->cipher != CIPHER_TKIP)
-                       rxdesc->flags |= RX_FLAG_MMIC_STRIPPED;
+               rxdesc->flags |= RX_FLAG_MMIC_STRIPPED;
                if (rxdesc->cipher_status == RX_CRYPTO_SUCCESS)
                        rxdesc->flags |= RX_FLAG_DECRYPTED;
                else if (rxdesc->cipher_status == RX_CRYPTO_FAIL_MIC)
@@ -1567,12 +1600,22 @@ static int rt2500usb_init_eeprom(struct rt2x00_dev *rt2x00dev)
        value = rt2x00_get_field16(eeprom, EEPROM_ANTENNA_LED_MODE);
 
        rt2500usb_init_led(rt2x00dev, &rt2x00dev->led_radio, LED_TYPE_RADIO);
-       if (value == LED_MODE_TXRX_ACTIVITY)
+       if (value == LED_MODE_TXRX_ACTIVITY ||
+           value == LED_MODE_DEFAULT ||
+           value == LED_MODE_ASUS)
                rt2500usb_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_RT2X00_LIB_RFKILL
+       if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_HARDWARE_RADIO))
+               __set_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags);
+#endif /* CONFIG_RT2X00_LIB_RFKILL */
+
+       /*
         * Check if the BBP tuning should be disabled.
         */
        rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom);
@@ -1757,7 +1800,9 @@ static int rt2500usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
        rt2x00dev->hw->flags =
            IEEE80211_HW_RX_INCLUDES_FCS |
            IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
-           IEEE80211_HW_SIGNAL_DBM;
+           IEEE80211_HW_SIGNAL_DBM |
+           IEEE80211_HW_SUPPORTS_PS |
+           IEEE80211_HW_PS_NULLFUNC_STACK;
 
        rt2x00dev->hw->extra_tx_headroom = TXD_DESC_SIZE;
 
@@ -1844,7 +1889,7 @@ static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev)
        __set_bit(DRIVER_REQUIRE_SCHEDULED, &rt2x00dev->flags);
        if (!modparam_nohwcrypt) {
                __set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags);
-               __set_bit(CONFIG_CRYPTO_COPY_IV, &rt2x00dev->flags);
+               __set_bit(DRIVER_REQUIRE_COPY_IV, &rt2x00dev->flags);
        }
        __set_bit(CONFIG_DISABLE_LINK_TUNING, &rt2x00dev->flags);
 
@@ -1863,7 +1908,6 @@ static const struct ieee80211_ops rt2500usb_mac80211_ops = {
        .add_interface          = rt2x00mac_add_interface,
        .remove_interface       = rt2x00mac_remove_interface,
        .config                 = rt2x00mac_config,
-       .config_interface       = rt2x00mac_config_interface,
        .configure_filter       = rt2x00mac_configure_filter,
        .set_key                = rt2x00mac_set_key,
        .get_stats              = rt2x00mac_get_stats,
@@ -1878,6 +1922,7 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = {
        .uninitialize           = rt2x00usb_uninitialize,
        .clear_entry            = rt2x00usb_clear_entry,
        .set_device_state       = rt2500usb_set_device_state,
+       .rfkill_poll            = rt2500usb_rfkill_poll,
        .link_stats             = rt2500usb_link_stats,
        .reset_tuner            = rt2500usb_reset_tuner,
        .link_tuner             = rt2500usb_link_tuner,
@@ -1886,6 +1931,7 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = {
        .write_beacon           = rt2500usb_write_beacon,
        .get_tx_data_len        = rt2500usb_get_tx_data_len,
        .kick_tx_queue          = rt2500usb_kick_tx_queue,
+       .kill_tx_queue          = rt2x00usb_kill_tx_queue,
        .fill_rxdone            = rt2500usb_fill_rxdone,
        .config_shared_key      = rt2500usb_config_key,
        .config_pairwise_key    = rt2500usb_config_key,
@@ -1957,6 +2003,8 @@ static struct usb_device_id rt2500usb_device_table[] = {
        { USB_DEVICE(0x13b1, 0x000d), USB_DEVICE_DATA(&rt2500usb_ops) },
        { USB_DEVICE(0x13b1, 0x0011), USB_DEVICE_DATA(&rt2500usb_ops) },
        { USB_DEVICE(0x13b1, 0x001a), USB_DEVICE_DATA(&rt2500usb_ops) },
+       /* CNet */
+       { USB_DEVICE(0x1371, 0x9022), USB_DEVICE_DATA(&rt2500usb_ops) },
        /* Conceptronic */
        { USB_DEVICE(0x14b2, 0x3c02), USB_DEVICE_DATA(&rt2500usb_ops) },
        /* D-LINK */
@@ -1981,14 +2029,20 @@ static struct usb_device_id rt2500usb_device_table[] = {
        { USB_DEVICE(0x148f, 0x2570), USB_DEVICE_DATA(&rt2500usb_ops) },
        { USB_DEVICE(0x148f, 0x2573), USB_DEVICE_DATA(&rt2500usb_ops) },
        { USB_DEVICE(0x148f, 0x9020), USB_DEVICE_DATA(&rt2500usb_ops) },
+       /* Sagem */
+       { USB_DEVICE(0x079b, 0x004b), USB_DEVICE_DATA(&rt2500usb_ops) },
        /* Siemens */
        { USB_DEVICE(0x0681, 0x3c06), USB_DEVICE_DATA(&rt2500usb_ops) },
        /* SMC */
        { USB_DEVICE(0x0707, 0xee13), USB_DEVICE_DATA(&rt2500usb_ops) },
        /* Spairon */
        { USB_DEVICE(0x114b, 0x0110), USB_DEVICE_DATA(&rt2500usb_ops) },
+       /* SURECOM */
+       { USB_DEVICE(0x0769, 0x11f3), USB_DEVICE_DATA(&rt2500usb_ops) },
        /* Trust */
        { USB_DEVICE(0x0eb0, 0x9020), USB_DEVICE_DATA(&rt2500usb_ops) },
+       /* VTech */
+       { USB_DEVICE(0x0f88, 0x3012), USB_DEVICE_DATA(&rt2500usb_ops) },
        /* Zinwell */
        { USB_DEVICE(0x5a57, 0x0260), USB_DEVICE_DATA(&rt2500usb_ops) },
        { 0, }