rt2x00: Split rt2x00dev->flags

The number of flags defined for the rt2x00dev->flags field,
has been growing over the years. Currently we are approaching
the maximum number of bits which are available in the field.

A secondary problem, is that one part of the field are initialized only
during boot, because the driver requirements are initialized or device
requirements are loaded from the EEPROM. In both cases, the flags are
fixed and will not change during device operation. The other flags are
the device state, and will change frequently. So far this resulted in the fact
that for some flags, the atomic bit accessors are used, while for the others
the non-atomic variants are used.

By splitting the flags up into a "flags" and "cap_flags" we can put all flags
which are fixed inside "cap_flags". This field can then be read non-atomically.
In the "flags" field we keep the device state, which is going to be read atomically.

This adds more room for more flags in the future, and sanitizes the field access methods.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Acked-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c
index 137a24e..5d1654a 100644
--- a/drivers/net/wireless/rt2x00/rt2400pci.c
+++ b/drivers/net/wireless/rt2x00/rt2400pci.c
@@ -1536,13 +1536,13 @@
 	 * Detect if this device has an hardware controlled radio.
 	 */
 	if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_HARDWARE_RADIO))
-		__set_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_HW_BUTTON, &rt2x00dev->cap_flags);
 
 	/*
 	 * Check if the BBP tuning should be enabled.
 	 */
 	if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RX_AGCVGC_TUNING))
-		__set_bit(DRIVER_SUPPORT_LINK_TUNING, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_LINK_TUNING, &rt2x00dev->cap_flags);
 
 	return 0;
 }
@@ -1640,9 +1640,9 @@
 	/*
 	 * 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_bit(DRIVER_REQUIRE_SW_SEQNO, &rt2x00dev->flags);
+	__set_bit(REQUIRE_ATIM_QUEUE, &rt2x00dev->cap_flags);
+	__set_bit(REQUIRE_DMA, &rt2x00dev->cap_flags);
+	__set_bit(REQUIRE_SW_SEQNO, &rt2x00dev->cap_flags);
 
 	/*
 	 * Set the rssi offset.
diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c
index 198fc0a..3da954e 100644
--- a/drivers/net/wireless/rt2x00/rt2500pci.c
+++ b/drivers/net/wireless/rt2x00/rt2500pci.c
@@ -1687,14 +1687,14 @@
 	 * Detect if this device has an hardware controlled radio.
 	 */
 	if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_HARDWARE_RADIO))
-		__set_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_HW_BUTTON, &rt2x00dev->cap_flags);
 
 	/*
 	 * Check if the BBP tuning should be enabled.
 	 */
 	rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom);
 	if (!rt2x00_get_field16(eeprom, EEPROM_NIC_DYN_BBP_TUNE))
-		__set_bit(DRIVER_SUPPORT_LINK_TUNING, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_LINK_TUNING, &rt2x00dev->cap_flags);
 
 	/*
 	 * Read the RSSI <-> dBm offset information.
@@ -1958,9 +1958,9 @@
 	/*
 	 * 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_bit(DRIVER_REQUIRE_SW_SEQNO, &rt2x00dev->flags);
+	__set_bit(REQUIRE_ATIM_QUEUE, &rt2x00dev->cap_flags);
+	__set_bit(REQUIRE_DMA, &rt2x00dev->cap_flags);
+	__set_bit(REQUIRE_SW_SEQNO, &rt2x00dev->cap_flags);
 
 	/*
 	 * Set the rssi offset.
diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c
index eac7881..dbbd8bc 100644
--- a/drivers/net/wireless/rt2x00/rt2500usb.c
+++ b/drivers/net/wireless/rt2x00/rt2500usb.c
@@ -1519,7 +1519,7 @@
 	 * Detect if this device has an hardware controlled radio.
 	 */
 	if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_HARDWARE_RADIO))
-		__set_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_HW_BUTTON, &rt2x00dev->cap_flags);
 
 	/*
 	 * Read the RSSI <-> dBm offset information.
@@ -1790,13 +1790,13 @@
 	/*
 	 * This device requires the atim queue
 	 */
-	__set_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags);
-	__set_bit(DRIVER_REQUIRE_BEACON_GUARD, &rt2x00dev->flags);
+	__set_bit(REQUIRE_ATIM_QUEUE, &rt2x00dev->cap_flags);
+	__set_bit(REQUIRE_BEACON_GUARD, &rt2x00dev->cap_flags);
 	if (!modparam_nohwcrypt) {
-		__set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags);
-		__set_bit(DRIVER_REQUIRE_COPY_IV, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags);
+		__set_bit(REQUIRE_COPY_IV, &rt2x00dev->cap_flags);
 	}
-	__set_bit(DRIVER_REQUIRE_SW_SEQNO, &rt2x00dev->flags);
+	__set_bit(REQUIRE_SW_SEQNO, &rt2x00dev->cap_flags);
 
 	/*
 	 * Set the rssi offset.
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index 13ccc1b..c6f5584 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -1763,8 +1763,8 @@
 
 	if (rf->channel <= 14) {
 		if (!rt2x00_rt(rt2x00dev, RT5390)) {
-			if (test_bit(CONFIG_EXTERNAL_LNA_BG,
-				     &rt2x00dev->flags)) {
+			if (test_bit(CAPABILITY_EXTERNAL_LNA_BG,
+				     &rt2x00dev->cap_flags)) {
 				rt2800_bbp_write(rt2x00dev, 82, 0x62);
 				rt2800_bbp_write(rt2x00dev, 75, 0x46);
 			} else {
@@ -1775,7 +1775,7 @@
 	} else {
 		rt2800_bbp_write(rt2x00dev, 82, 0xf2);
 
-		if (test_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags))
+		if (test_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags))
 			rt2800_bbp_write(rt2x00dev, 75, 0x46);
 		else
 			rt2800_bbp_write(rt2x00dev, 75, 0x50);
@@ -2008,7 +2008,7 @@
 	if (!((band == IEEE80211_BAND_5GHZ) && is_rate_b))
 		return txpower;
 
-	if (test_bit(CONFIG_SUPPORT_POWER_LIMIT, &rt2x00dev->flags)) {
+	if (test_bit(CAPABILITY_POWER_LIMIT, &rt2x00dev->cap_flags)) {
 		/*
 		 * Check if eirp txpower exceed txpower_limit.
 		 * We use OFDM 6M as criterion and its eirp txpower
@@ -3309,8 +3309,8 @@
 		    rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) ||
 		    rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) ||
 		    rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) {
-			if (!test_bit(CONFIG_EXTERNAL_LNA_BG,
-				      &rt2x00dev->flags))
+			if (!test_bit(CAPABILITY_EXTERNAL_LNA_BG,
+				      &rt2x00dev->cap_flags))
 				rt2x00_set_field8(&rfcsr, RFCSR17_R, 1);
 		}
 		rt2x00_eeprom_read(rt2x00dev, EEPROM_TXMIXER_GAIN_BG, &eeprom);
@@ -3733,15 +3733,15 @@
 	rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom);
 
 	if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_LNA_5G))
-		__set_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags);
 	if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_EXTERNAL_LNA_2G))
-		__set_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_EXTERNAL_LNA_BG, &rt2x00dev->cap_flags);
 
 	/*
 	 * Detect if this device has an hardware controlled radio.
 	 */
 	if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_HW_RADIO))
-		__set_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_HW_BUTTON, &rt2x00dev->cap_flags);
 
 	/*
 	 * Store led settings, for correct led behaviour.
@@ -3761,7 +3761,7 @@
 
 	if (rt2x00_get_field16(eeprom, EEPROM_EIRP_MAX_TX_POWER_2GHZ) <
 					EIRP_MAX_TX_POWER_LIMIT)
-		__set_bit(CONFIG_SUPPORT_POWER_LIMIT, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_POWER_LIMIT, &rt2x00dev->cap_flags);
 
 	return 0;
 }
diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c
index adc3534..4241f19 100644
--- a/drivers/net/wireless/rt2x00/rt2800pci.c
+++ b/drivers/net/wireless/rt2x00/rt2800pci.c
@@ -966,28 +966,28 @@
 	 * This device has multiple filters for control frames
 	 * and has a separate filter for PS Poll frames.
 	 */
-	__set_bit(DRIVER_SUPPORT_CONTROL_FILTERS, &rt2x00dev->flags);
-	__set_bit(DRIVER_SUPPORT_CONTROL_FILTER_PSPOLL, &rt2x00dev->flags);
+	__set_bit(CAPABILITY_CONTROL_FILTERS, &rt2x00dev->cap_flags);
+	__set_bit(CAPABILITY_CONTROL_FILTER_PSPOLL, &rt2x00dev->cap_flags);
 
 	/*
 	 * This device has a pre tbtt interrupt and thus fetches
 	 * a new beacon directly prior to transmission.
 	 */
-	__set_bit(DRIVER_SUPPORT_PRE_TBTT_INTERRUPT, &rt2x00dev->flags);
+	__set_bit(CAPABILITY_PRE_TBTT_INTERRUPT, &rt2x00dev->cap_flags);
 
 	/*
 	 * This device requires firmware.
 	 */
 	if (!rt2x00_is_soc(rt2x00dev))
-		__set_bit(DRIVER_REQUIRE_FIRMWARE, &rt2x00dev->flags);
-	__set_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags);
-	__set_bit(DRIVER_REQUIRE_L2PAD, &rt2x00dev->flags);
-	__set_bit(DRIVER_REQUIRE_TXSTATUS_FIFO, &rt2x00dev->flags);
-	__set_bit(DRIVER_REQUIRE_TASKLET_CONTEXT, &rt2x00dev->flags);
+		__set_bit(REQUIRE_FIRMWARE, &rt2x00dev->cap_flags);
+	__set_bit(REQUIRE_DMA, &rt2x00dev->cap_flags);
+	__set_bit(REQUIRE_L2PAD, &rt2x00dev->cap_flags);
+	__set_bit(REQUIRE_TXSTATUS_FIFO, &rt2x00dev->cap_flags);
+	__set_bit(REQUIRE_TASKLET_CONTEXT, &rt2x00dev->cap_flags);
 	if (!modparam_nohwcrypt)
-		__set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags);
-	__set_bit(DRIVER_SUPPORT_LINK_TUNING, &rt2x00dev->flags);
-	__set_bit(DRIVER_REQUIRE_HT_TX_DESC, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags);
+	__set_bit(CAPABILITY_LINK_TUNING, &rt2x00dev->cap_flags);
+	__set_bit(REQUIRE_HT_TX_DESC, &rt2x00dev->cap_flags);
 
 	/*
 	 * Set the rssi offset.
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index d2f5c87..f3ce5e8 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -553,18 +553,18 @@
 	 * This device has multiple filters for control frames
 	 * and has a separate filter for PS Poll frames.
 	 */
-	__set_bit(DRIVER_SUPPORT_CONTROL_FILTERS, &rt2x00dev->flags);
-	__set_bit(DRIVER_SUPPORT_CONTROL_FILTER_PSPOLL, &rt2x00dev->flags);
+	__set_bit(CAPABILITY_CONTROL_FILTERS, &rt2x00dev->cap_flags);
+	__set_bit(CAPABILITY_CONTROL_FILTER_PSPOLL, &rt2x00dev->cap_flags);
 
 	/*
 	 * This device requires firmware.
 	 */
-	__set_bit(DRIVER_REQUIRE_FIRMWARE, &rt2x00dev->flags);
-	__set_bit(DRIVER_REQUIRE_L2PAD, &rt2x00dev->flags);
+	__set_bit(REQUIRE_FIRMWARE, &rt2x00dev->cap_flags);
+	__set_bit(REQUIRE_L2PAD, &rt2x00dev->cap_flags);
 	if (!modparam_nohwcrypt)
-		__set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags);
-	__set_bit(DRIVER_SUPPORT_LINK_TUNING, &rt2x00dev->flags);
-	__set_bit(DRIVER_REQUIRE_HT_TX_DESC, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags);
+	__set_bit(CAPABILITY_LINK_TUNING, &rt2x00dev->cap_flags);
+	__set_bit(REQUIRE_HT_TX_DESC, &rt2x00dev->cap_flags);
 
 	/*
 	 * Set the rssi offset.
diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h
index dd0f66a..79c385a 100644
--- a/drivers/net/wireless/rt2x00/rt2x00.h
+++ b/drivers/net/wireless/rt2x00/rt2x00.h
@@ -643,11 +643,11 @@
 };
 
 /*
- * rt2x00 device flags
+ * rt2x00 state flags
  */
-enum rt2x00_flags {
+enum rt2x00_state_flags {
 	/*
-	 * Device state flags
+	 * Device flags
 	 */
 	DEVICE_STATE_PRESENT,
 	DEVICE_STATE_REGISTERED_HW,
@@ -657,42 +657,47 @@
 	DEVICE_STATE_SCANNING,
 
 	/*
-	 * Driver requirements
-	 */
-	DRIVER_REQUIRE_FIRMWARE,
-	DRIVER_REQUIRE_BEACON_GUARD,
-	DRIVER_REQUIRE_ATIM_QUEUE,
-	DRIVER_REQUIRE_DMA,
-	DRIVER_REQUIRE_COPY_IV,
-	DRIVER_REQUIRE_L2PAD,
-	DRIVER_REQUIRE_TXSTATUS_FIFO,
-	DRIVER_REQUIRE_TASKLET_CONTEXT,
-	DRIVER_REQUIRE_SW_SEQNO,
-	DRIVER_REQUIRE_HT_TX_DESC,
-
-	/*
-	 * Driver features
-	 */
-	CONFIG_SUPPORT_HW_BUTTON,
-	CONFIG_SUPPORT_HW_CRYPTO,
-	CONFIG_SUPPORT_POWER_LIMIT,
-	DRIVER_SUPPORT_CONTROL_FILTERS,
-	DRIVER_SUPPORT_CONTROL_FILTER_PSPOLL,
-	DRIVER_SUPPORT_PRE_TBTT_INTERRUPT,
-	DRIVER_SUPPORT_LINK_TUNING,
-
-	/*
 	 * Driver configuration
 	 */
-	CONFIG_FRAME_TYPE,
-	CONFIG_RF_SEQUENCE,
-	CONFIG_EXTERNAL_LNA_A,
-	CONFIG_EXTERNAL_LNA_BG,
-	CONFIG_DOUBLE_ANTENNA,
 	CONFIG_CHANNEL_HT40,
 };
 
 /*
+ * rt2x00 capability flags
+ */
+enum rt2x00_capability_flags {
+	/*
+	 * Requirements
+	 */
+	REQUIRE_FIRMWARE,
+	REQUIRE_BEACON_GUARD,
+	REQUIRE_ATIM_QUEUE,
+	REQUIRE_DMA,
+	REQUIRE_COPY_IV,
+	REQUIRE_L2PAD,
+	REQUIRE_TXSTATUS_FIFO,
+	REQUIRE_TASKLET_CONTEXT,
+	REQUIRE_SW_SEQNO,
+	REQUIRE_HT_TX_DESC,
+
+	/*
+	 * Capabilities
+	 */
+	CAPABILITY_HW_BUTTON,
+	CAPABILITY_HW_CRYPTO,
+	CAPABILITY_POWER_LIMIT,
+	CAPABILITY_CONTROL_FILTERS,
+	CAPABILITY_CONTROL_FILTER_PSPOLL,
+	CAPABILITY_PRE_TBTT_INTERRUPT,
+	CAPABILITY_LINK_TUNING,
+	CAPABILITY_FRAME_TYPE,
+	CAPABILITY_RF_SEQUENCE,
+	CAPABILITY_EXTERNAL_LNA_A,
+	CAPABILITY_EXTERNAL_LNA_BG,
+	CAPABILITY_DOUBLE_ANTENNA,
+};
+
+/*
  * rt2x00 device structure.
  */
 struct rt2x00_dev {
@@ -738,13 +743,20 @@
 #endif /* CONFIG_RT2X00_LIB_LEDS */
 
 	/*
-	 * Device flags.
-	 * In these flags the current status and some
-	 * of the device capabilities are stored.
+	 * Device state flags.
+	 * In these flags the current status is stored.
+	 * Access to these flags should occur atomically.
 	 */
 	unsigned long flags;
 
 	/*
+	 * Device capabiltiy flags.
+	 * In these flags the device/driver capabilities are stored.
+	 * Access to these flags should occur non-atomically.
+	 */
+	unsigned long cap_flags;
+
+	/*
 	 * Device information, Bus IRQ and name (PCI, SoC)
 	 */
 	int irq;
diff --git a/drivers/net/wireless/rt2x00/rt2x00config.c b/drivers/net/wireless/rt2x00/rt2x00config.c
index e7f67d5..e225a66 100644
--- a/drivers/net/wireless/rt2x00/rt2x00config.c
+++ b/drivers/net/wireless/rt2x00/rt2x00config.c
@@ -176,10 +176,10 @@
 
 	if (ieee80211_flags & IEEE80211_CONF_CHANGE_CHANNEL) {
 		if (conf_is_ht40(conf)) {
-			__set_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags);
+			set_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags);
 			hw_value = rt2x00ht_center_channel(rt2x00dev, conf);
 		} else {
-			__clear_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags);
+			clear_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags);
 			hw_value = conf->channel->hw_value;
 		}
 
diff --git a/drivers/net/wireless/rt2x00/rt2x00crypto.c b/drivers/net/wireless/rt2x00/rt2x00crypto.c
index 5e9074b..e1e0c51 100644
--- a/drivers/net/wireless/rt2x00/rt2x00crypto.c
+++ b/drivers/net/wireless/rt2x00/rt2x00crypto.c
@@ -52,7 +52,7 @@
 	struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(entry->skb);
 	struct ieee80211_key_conf *hw_key = tx_info->control.hw_key;
 
-	if (!test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags) || !hw_key)
+	if (!test_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags) || !hw_key)
 		return;
 
 	__set_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags);
@@ -80,7 +80,7 @@
 	struct ieee80211_key_conf *key = tx_info->control.hw_key;
 	unsigned int overhead = 0;
 
-	if (!test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags) || !key)
+	if (!test_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags) || !key)
 		return overhead;
 
 	/*
diff --git a/drivers/net/wireless/rt2x00/rt2x00debug.c b/drivers/net/wireless/rt2x00/rt2x00debug.c
index 66166ef..78787fc 100644
--- a/drivers/net/wireless/rt2x00/rt2x00debug.c
+++ b/drivers/net/wireless/rt2x00/rt2x00debug.c
@@ -63,7 +63,8 @@
 	 * - driver folder
 	 *   - driver file
 	 *   - chipset file
-	 *   - device flags file
+	 *   - device state flags file
+	 *   - device capability flags file
 	 *   - register folder
 	 *     - csr offset/value files
 	 *     - eeprom offset/value files
@@ -78,6 +79,7 @@
 	struct dentry *driver_entry;
 	struct dentry *chipset_entry;
 	struct dentry *dev_flags;
+	struct dentry *cap_flags;
 	struct dentry *register_folder;
 	struct dentry *csr_off_entry;
 	struct dentry *csr_val_entry;
@@ -553,6 +555,35 @@
 	.llseek		= default_llseek,
 };
 
+static ssize_t rt2x00debug_read_cap_flags(struct file *file,
+					  char __user *buf,
+					  size_t length,
+					  loff_t *offset)
+{
+	struct rt2x00debug_intf *intf =	file->private_data;
+	char line[16];
+	size_t size;
+
+	if (*offset)
+		return 0;
+
+	size = sprintf(line, "0x%.8x\n", (unsigned int)intf->rt2x00dev->cap_flags);
+
+	if (copy_to_user(buf, line, size))
+		return -EFAULT;
+
+	*offset += size;
+	return size;
+}
+
+static const struct file_operations rt2x00debug_fop_cap_flags = {
+	.owner		= THIS_MODULE,
+	.read		= rt2x00debug_read_cap_flags,
+	.open		= rt2x00debug_file_open,
+	.release	= rt2x00debug_file_release,
+	.llseek		= default_llseek,
+};
+
 static struct dentry *rt2x00debug_create_file_driver(const char *name,
 						     struct rt2x00debug_intf
 						     *intf,
@@ -652,6 +683,12 @@
 	if (IS_ERR(intf->dev_flags) || !intf->dev_flags)
 		goto exit;
 
+	intf->cap_flags = debugfs_create_file("cap_flags", S_IRUSR,
+					      intf->driver_folder, intf,
+					      &rt2x00debug_fop_cap_flags);
+	if (IS_ERR(intf->cap_flags) || !intf->cap_flags)
+		goto exit;
+
 	intf->register_folder =
 	    debugfs_create_dir("register", intf->driver_folder);
 	if (IS_ERR(intf->register_folder) || !intf->register_folder)
@@ -705,7 +742,7 @@
 				intf, &rt2x00debug_fop_queue_stats);
 
 #ifdef CONFIG_RT2X00_LIB_CRYPTO
-	if (test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags))
+	if (test_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags))
 		intf->crypto_stats_entry =
 		    debugfs_create_file("crypto", S_IRUGO, intf->queue_folder,
 					intf, &rt2x00debug_fop_crypto_stats);
@@ -743,6 +780,7 @@
 	debugfs_remove(intf->csr_off_entry);
 	debugfs_remove(intf->register_folder);
 	debugfs_remove(intf->dev_flags);
+	debugfs_remove(intf->cap_flags);
 	debugfs_remove(intf->chipset_entry);
 	debugfs_remove(intf->driver_entry);
 	debugfs_remove(intf->driver_folder);
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c
index 9bffe84..af25b01 100644
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -200,7 +200,7 @@
 	 * here as they will fetch the next beacon directly prior to
 	 * transmission.
 	 */
-	if (test_bit(DRIVER_SUPPORT_PRE_TBTT_INTERRUPT, &rt2x00dev->flags))
+	if (test_bit(CAPABILITY_PRE_TBTT_INTERRUPT, &rt2x00dev->cap_flags))
 		return;
 
 	/* fetch next beacon */
@@ -271,7 +271,7 @@
 	/*
 	 * Remove L2 padding which was added during
 	 */
-	if (test_bit(DRIVER_REQUIRE_L2PAD, &rt2x00dev->flags))
+	if (test_bit(REQUIRE_L2PAD, &rt2x00dev->cap_flags))
 		rt2x00queue_remove_l2pad(entry->skb, header_length);
 
 	/*
@@ -280,7 +280,7 @@
 	 * mac80211 will expect the same data to be present it the
 	 * frame as it was passed to us.
 	 */
-	if (test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags))
+	if (test_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags))
 		rt2x00crypto_tx_insert_iv(entry->skb, header_length);
 
 	/*
@@ -377,7 +377,7 @@
 	 * send the status report back.
 	 */
 	if (!(skbdesc_flags & SKBDESC_NOT_MAC80211)) {
-		if (test_bit(DRIVER_REQUIRE_TASKLET_CONTEXT, &rt2x00dev->flags))
+		if (test_bit(REQUIRE_TASKLET_CONTEXT, &rt2x00dev->cap_flags))
 			ieee80211_tx_status(rt2x00dev->hw, entry->skb);
 		else
 			ieee80211_tx_status_ni(rt2x00dev->hw, entry->skb);
@@ -806,15 +806,15 @@
 	/*
 	 * Take TX headroom required for alignment into account.
 	 */
-	if (test_bit(DRIVER_REQUIRE_L2PAD, &rt2x00dev->flags))
+	if (test_bit(REQUIRE_L2PAD, &rt2x00dev->cap_flags))
 		rt2x00dev->hw->extra_tx_headroom += RT2X00_L2PAD_SIZE;
-	else if (test_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags))
+	else if (test_bit(REQUIRE_DMA, &rt2x00dev->cap_flags))
 		rt2x00dev->hw->extra_tx_headroom += RT2X00_ALIGN_SIZE;
 
 	/*
 	 * Allocate tx status FIFO for driver use.
 	 */
-	if (test_bit(DRIVER_REQUIRE_TXSTATUS_FIFO, &rt2x00dev->flags)) {
+	if (test_bit(REQUIRE_TXSTATUS_FIFO, &rt2x00dev->cap_flags)) {
 		/*
 		 * Allocate the txstatus fifo. In the worst case the tx
 		 * status fifo has to hold the tx status of all entries
diff --git a/drivers/net/wireless/rt2x00/rt2x00firmware.c b/drivers/net/wireless/rt2x00/rt2x00firmware.c
index be0ff78..f316aad 100644
--- a/drivers/net/wireless/rt2x00/rt2x00firmware.c
+++ b/drivers/net/wireless/rt2x00/rt2x00firmware.c
@@ -99,7 +99,7 @@
 {
 	int retval;
 
-	if (!test_bit(DRIVER_REQUIRE_FIRMWARE, &rt2x00dev->flags))
+	if (!test_bit(REQUIRE_FIRMWARE, &rt2x00dev->cap_flags))
 		return 0;
 
 	if (!rt2x00dev->fw) {
diff --git a/drivers/net/wireless/rt2x00/rt2x00lib.h b/drivers/net/wireless/rt2x00/rt2x00lib.h
index 88f2f92..bbee2cd 100644
--- a/drivers/net/wireless/rt2x00/rt2x00lib.h
+++ b/drivers/net/wireless/rt2x00/rt2x00lib.h
@@ -416,13 +416,13 @@
  */
 static inline void rt2x00rfkill_register(struct rt2x00_dev *rt2x00dev)
 {
-	if (test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags))
+	if (test_bit(CAPABILITY_HW_BUTTON, &rt2x00dev->cap_flags))
 		wiphy_rfkill_start_polling(rt2x00dev->hw->wiphy);
 }
 
 static inline void rt2x00rfkill_unregister(struct rt2x00_dev *rt2x00dev)
 {
-	if (test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags))
+	if (test_bit(CAPABILITY_HW_BUTTON, &rt2x00dev->cap_flags))
 		wiphy_rfkill_stop_polling(rt2x00dev->hw->wiphy);
 }
 
diff --git a/drivers/net/wireless/rt2x00/rt2x00link.c b/drivers/net/wireless/rt2x00/rt2x00link.c
index 128b361..ba0bb76 100644
--- a/drivers/net/wireless/rt2x00/rt2x00link.c
+++ b/drivers/net/wireless/rt2x00/rt2x00link.c
@@ -383,7 +383,7 @@
 	 * do not support link tuning at all, while other devices can disable
 	 * the feature from the EEPROM.
 	 */
-	if (test_bit(DRIVER_SUPPORT_LINK_TUNING, &rt2x00dev->flags))
+	if (test_bit(CAPABILITY_LINK_TUNING, &rt2x00dev->cap_flags))
 		rt2x00dev->ops->lib->link_tuner(rt2x00dev, qual, link->count);
 
 	/*
diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c
index 4a1c41b..4770156d 100644
--- a/drivers/net/wireless/rt2x00/rt2x00mac.c
+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
@@ -119,7 +119,7 @@
 	 * Use the ATIM queue if appropriate and present.
 	 */
 	if (tx_info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM &&
-	    test_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags))
+	    test_bit(REQUIRE_ATIM_QUEUE, &rt2x00dev->cap_flags))
 		qid = QID_ATIM;
 
 	queue = rt2x00queue_get_tx_queue(rt2x00dev, qid);
@@ -411,11 +411,11 @@
 	 * of different types, but has no a separate filter for PS Poll frames,
 	 * FIF_CONTROL flag implies FIF_PSPOLL.
 	 */
-	if (!test_bit(DRIVER_SUPPORT_CONTROL_FILTERS, &rt2x00dev->flags)) {
+	if (!test_bit(CAPABILITY_CONTROL_FILTERS, &rt2x00dev->cap_flags)) {
 		if (*total_flags & FIF_CONTROL || *total_flags & FIF_PSPOLL)
 			*total_flags |= FIF_CONTROL | FIF_PSPOLL;
 	}
-	if (!test_bit(DRIVER_SUPPORT_CONTROL_FILTER_PSPOLL, &rt2x00dev->flags)) {
+	if (!test_bit(CAPABILITY_CONTROL_FILTER_PSPOLL, &rt2x00dev->cap_flags)) {
 		if (*total_flags & FIF_CONTROL)
 			*total_flags |= FIF_PSPOLL;
 	}
@@ -496,7 +496,7 @@
 
 	if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
 		return 0;
-	else if (!test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags))
+	else if (!test_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags))
 		return -EOPNOTSUPP;
 	else if (key->keylen > 32)
 		return -ENOSPC;
@@ -562,7 +562,7 @@
 void rt2x00mac_sw_scan_start(struct ieee80211_hw *hw)
 {
 	struct rt2x00_dev *rt2x00dev = hw->priv;
-	__set_bit(DEVICE_STATE_SCANNING, &rt2x00dev->flags);
+	set_bit(DEVICE_STATE_SCANNING, &rt2x00dev->flags);
 	rt2x00link_stop_tuner(rt2x00dev);
 }
 EXPORT_SYMBOL_GPL(rt2x00mac_sw_scan_start);
@@ -570,7 +570,7 @@
 void rt2x00mac_sw_scan_complete(struct ieee80211_hw *hw)
 {
 	struct rt2x00_dev *rt2x00dev = hw->priv;
-	__clear_bit(DEVICE_STATE_SCANNING, &rt2x00dev->flags);
+	clear_bit(DEVICE_STATE_SCANNING, &rt2x00dev->flags);
 	rt2x00link_start_tuner(rt2x00dev);
 }
 EXPORT_SYMBOL_GPL(rt2x00mac_sw_scan_complete);
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c
index 9fc4a1e..d03eef2 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
@@ -60,7 +60,7 @@
 	 * at least 8 bytes bytes available in headroom for IV/EIV
 	 * and 8 bytes for ICV data as tailroon.
 	 */
-	if (test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags)) {
+	if (test_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags)) {
 		head_size += 8;
 		tail_size += 8;
 	}
@@ -86,7 +86,7 @@
 	memset(skbdesc, 0, sizeof(*skbdesc));
 	skbdesc->entry = entry;
 
-	if (test_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags)) {
+	if (test_bit(REQUIRE_DMA, &rt2x00dev->cap_flags)) {
 		skbdesc->skb_dma = dma_map_single(rt2x00dev->dev,
 						  skb->data,
 						  skb->len,
@@ -213,7 +213,7 @@
 
 	__set_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags);
 
-	if (!test_bit(DRIVER_REQUIRE_SW_SEQNO, &entry->queue->rt2x00dev->flags))
+	if (!test_bit(REQUIRE_SW_SEQNO, &entry->queue->rt2x00dev->cap_flags))
 		return;
 
 	/*
@@ -396,7 +396,7 @@
 	rt2x00crypto_create_tx_descriptor(entry, txdesc);
 	rt2x00queue_create_tx_descriptor_seq(entry, txdesc);
 
-	if (test_bit(DRIVER_REQUIRE_HT_TX_DESC, &rt2x00dev->flags))
+	if (test_bit(REQUIRE_HT_TX_DESC, &rt2x00dev->cap_flags))
 		rt2x00ht_create_tx_descriptor(entry, txdesc, hwrate);
 	else
 		rt2x00queue_create_tx_descriptor_plcp(entry, txdesc, hwrate);
@@ -436,7 +436,7 @@
 	/*
 	 * Map the skb to DMA.
 	 */
-	if (test_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags))
+	if (test_bit(REQUIRE_DMA, &rt2x00dev->cap_flags))
 		rt2x00queue_map_txskb(entry);
 
 	return 0;
@@ -529,7 +529,7 @@
 	 */
 	if (test_bit(ENTRY_TXD_ENCRYPT, &txdesc.flags) &&
 	    !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc.flags)) {
-		if (test_bit(DRIVER_REQUIRE_COPY_IV, &queue->rt2x00dev->flags))
+		if (test_bit(REQUIRE_COPY_IV, &queue->rt2x00dev->cap_flags))
 			rt2x00crypto_tx_copy_iv(skb, &txdesc);
 		else
 			rt2x00crypto_tx_remove_iv(skb, &txdesc);
@@ -543,9 +543,9 @@
 	 * PCI and USB devices, while header alignment only is valid
 	 * for PCI devices.
 	 */
-	if (test_bit(DRIVER_REQUIRE_L2PAD, &queue->rt2x00dev->flags))
+	if (test_bit(REQUIRE_L2PAD, &queue->rt2x00dev->cap_flags))
 		rt2x00queue_insert_l2pad(entry->skb, txdesc.header_length);
-	else if (test_bit(DRIVER_REQUIRE_DMA, &queue->rt2x00dev->flags))
+	else if (test_bit(REQUIRE_DMA, &queue->rt2x00dev->cap_flags))
 		rt2x00queue_align_frame(entry->skb);
 
 	/*
@@ -1069,7 +1069,7 @@
 	if (status)
 		goto exit;
 
-	if (test_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags)) {
+	if (test_bit(REQUIRE_ATIM_QUEUE, &rt2x00dev->cap_flags)) {
 		status = rt2x00queue_alloc_entries(rt2x00dev->atim,
 						   rt2x00dev->ops->atim);
 		if (status)
@@ -1121,7 +1121,7 @@
 	struct data_queue *queue;
 	enum data_queue_qid qid;
 	unsigned int req_atim =
-	    !!test_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags);
+	    !!test_bit(REQUIRE_ATIM_QUEUE, &rt2x00dev->cap_flags);
 
 	/*
 	 * We need the following queues:
diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c
index fbe735f..94047e9 100644
--- a/drivers/net/wireless/rt2x00/rt2x00usb.c
+++ b/drivers/net/wireless/rt2x00/rt2x00usb.c
@@ -387,7 +387,7 @@
 	 * Kill guardian urb (if required by driver).
 	 */
 	if ((entry->queue->qid == QID_BEACON) &&
-	    (test_bit(DRIVER_REQUIRE_BEACON_GUARD, &rt2x00dev->flags)))
+	    (test_bit(REQUIRE_BEACON_GUARD, &rt2x00dev->cap_flags)))
 		usb_kill_urb(bcn_priv->guardian_urb);
 }
 
@@ -583,7 +583,7 @@
 	 * then we are done.
 	 */
 	if (queue->qid != QID_BEACON ||
-	    !test_bit(DRIVER_REQUIRE_BEACON_GUARD, &rt2x00dev->flags))
+	    !test_bit(REQUIRE_BEACON_GUARD, &rt2x00dev->cap_flags))
 		return 0;
 
 	for (i = 0; i < queue->limit; i++) {
@@ -618,7 +618,7 @@
 	 * then we are done.
 	 */
 	if (queue->qid != QID_BEACON ||
-	    !test_bit(DRIVER_REQUIRE_BEACON_GUARD, &rt2x00dev->flags))
+	    !test_bit(REQUIRE_BEACON_GUARD, &rt2x00dev->cap_flags))
 		return;
 
 	for (i = 0; i < queue->limit; i++) {
diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c
index 8ee1514..c16c150 100644
--- a/drivers/net/wireless/rt2x00/rt61pci.c
+++ b/drivers/net/wireless/rt2x00/rt61pci.c
@@ -683,7 +683,7 @@
 
 	rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, rt2x00_rf(rt2x00dev, RF2529));
 	rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END,
-			  !test_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags));
+			  !test_bit(CAPABILITY_FRAME_TYPE, &rt2x00dev->cap_flags));
 
 	/*
 	 * Configure the RX antenna.
@@ -811,10 +811,10 @@
 
 	if (rt2x00dev->curr_band == IEEE80211_BAND_5GHZ) {
 		sel = antenna_sel_a;
-		lna = test_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags);
+		lna = test_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags);
 	} else {
 		sel = antenna_sel_bg;
-		lna = test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags);
+		lna = test_bit(CAPABILITY_EXTERNAL_LNA_BG, &rt2x00dev->cap_flags);
 	}
 
 	for (i = 0; i < ARRAY_SIZE(antenna_sel_a); i++)
@@ -834,7 +834,7 @@
 	else if (rt2x00_rf(rt2x00dev, RF2527))
 		rt61pci_config_antenna_2x(rt2x00dev, ant);
 	else if (rt2x00_rf(rt2x00dev, RF2529)) {
-		if (test_bit(CONFIG_DOUBLE_ANTENNA, &rt2x00dev->flags))
+		if (test_bit(CAPABILITY_DOUBLE_ANTENNA, &rt2x00dev->cap_flags))
 			rt61pci_config_antenna_2x(rt2x00dev, ant);
 		else
 			rt61pci_config_antenna_2529(rt2x00dev, ant);
@@ -848,13 +848,13 @@
 	short lna_gain = 0;
 
 	if (libconf->conf->channel->band == IEEE80211_BAND_2GHZ) {
-		if (test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags))
+		if (test_bit(CAPABILITY_EXTERNAL_LNA_BG, &rt2x00dev->cap_flags))
 			lna_gain += 14;
 
 		rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_BG, &eeprom);
 		lna_gain -= rt2x00_get_field16(eeprom, EEPROM_RSSI_OFFSET_BG_1);
 	} else {
-		if (test_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags))
+		if (test_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags))
 			lna_gain += 14;
 
 		rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_A, &eeprom);
@@ -1050,14 +1050,14 @@
 	if (rt2x00dev->curr_band == IEEE80211_BAND_5GHZ) {
 		low_bound = 0x28;
 		up_bound = 0x48;
-		if (test_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags)) {
+		if (test_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags)) {
 			low_bound += 0x10;
 			up_bound += 0x10;
 		}
 	} else {
 		low_bound = 0x20;
 		up_bound = 0x40;
-		if (test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags)) {
+		if (test_bit(CAPABILITY_EXTERNAL_LNA_BG, &rt2x00dev->cap_flags)) {
 			low_bound += 0x10;
 			up_bound += 0x10;
 		}
@@ -2537,7 +2537,7 @@
 	 * Determine number of antennas.
 	 */
 	if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_NUM) == 2)
-		__set_bit(CONFIG_DOUBLE_ANTENNA, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_DOUBLE_ANTENNA, &rt2x00dev->cap_flags);
 
 	/*
 	 * Identify default antenna configuration.
@@ -2551,20 +2551,20 @@
 	 * Read the Frame type.
 	 */
 	if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_FRAME_TYPE))
-		__set_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_FRAME_TYPE, &rt2x00dev->cap_flags);
 
 	/*
 	 * Detect if this device has a hardware controlled radio.
 	 */
 	if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_HARDWARE_RADIO))
-		__set_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_HW_BUTTON, &rt2x00dev->cap_flags);
 
 	/*
 	 * Read frequency offset and RF programming sequence.
 	 */
 	rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ, &eeprom);
 	if (rt2x00_get_field16(eeprom, EEPROM_FREQ_SEQ))
-		__set_bit(CONFIG_RF_SEQUENCE, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_RF_SEQUENCE, &rt2x00dev->cap_flags);
 
 	rt2x00dev->freq_offset = rt2x00_get_field16(eeprom, EEPROM_FREQ_OFFSET);
 
@@ -2574,9 +2574,9 @@
 	rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom);
 
 	if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA_A))
-		__set_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags);
 	if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA_BG))
-		__set_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_EXTERNAL_LNA_BG, &rt2x00dev->cap_flags);
 
 	/*
 	 * When working with a RF2529 chip without double antenna,
@@ -2584,7 +2584,7 @@
 	 * eeprom word.
 	 */
 	if (rt2x00_rf(rt2x00dev, RF2529) &&
-	    !test_bit(CONFIG_DOUBLE_ANTENNA, &rt2x00dev->flags)) {
+	    !test_bit(CAPABILITY_DOUBLE_ANTENNA, &rt2x00dev->cap_flags)) {
 		rt2x00dev->default_ant.rx =
 		    ANTENNA_A + rt2x00_get_field16(eeprom, EEPROM_NIC_RX_FIXED);
 		rt2x00dev->default_ant.tx =
@@ -2799,7 +2799,7 @@
 	spec->supported_bands = SUPPORT_BAND_2GHZ;
 	spec->supported_rates = SUPPORT_RATE_CCK | SUPPORT_RATE_OFDM;
 
-	if (!test_bit(CONFIG_RF_SEQUENCE, &rt2x00dev->flags)) {
+	if (!test_bit(CAPABILITY_RF_SEQUENCE, &rt2x00dev->cap_flags)) {
 		spec->num_channels = 14;
 		spec->channels = rf_vals_noseq;
 	} else {
@@ -2869,16 +2869,16 @@
 	 * This device has multiple filters for control frames,
 	 * but has no a separate filter for PS Poll frames.
 	 */
-	__set_bit(DRIVER_SUPPORT_CONTROL_FILTERS, &rt2x00dev->flags);
+	__set_bit(CAPABILITY_CONTROL_FILTERS, &rt2x00dev->cap_flags);
 
 	/*
 	 * This device requires firmware and DMA mapped skbs.
 	 */
-	__set_bit(DRIVER_REQUIRE_FIRMWARE, &rt2x00dev->flags);
-	__set_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags);
+	__set_bit(REQUIRE_FIRMWARE, &rt2x00dev->cap_flags);
+	__set_bit(REQUIRE_DMA, &rt2x00dev->cap_flags);
 	if (!modparam_nohwcrypt)
-		__set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags);
-	__set_bit(DRIVER_SUPPORT_LINK_TUNING, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags);
+	__set_bit(CAPABILITY_LINK_TUNING, &rt2x00dev->cap_flags);
 
 	/*
 	 * Set the rssi offset.
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index 6593059..cdb026d 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -595,7 +595,7 @@
 	switch (ant->rx) {
 	case ANTENNA_HW_DIVERSITY:
 		rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 2);
-		temp = !test_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags)
+		temp = !test_bit(CAPABILITY_FRAME_TYPE, &rt2x00dev->cap_flags)
 		       && (rt2x00dev->curr_band != IEEE80211_BAND_5GHZ);
 		rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, temp);
 		break;
@@ -636,7 +636,7 @@
 
 	rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, 0);
 	rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END,
-			  !test_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags));
+			  !test_bit(CAPABILITY_FRAME_TYPE, &rt2x00dev->cap_flags));
 
 	/*
 	 * Configure the RX antenna.
@@ -709,10 +709,10 @@
 
 	if (rt2x00dev->curr_band == IEEE80211_BAND_5GHZ) {
 		sel = antenna_sel_a;
-		lna = test_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags);
+		lna = test_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags);
 	} else {
 		sel = antenna_sel_bg;
-		lna = test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags);
+		lna = test_bit(CAPABILITY_EXTERNAL_LNA_BG, &rt2x00dev->cap_flags);
 	}
 
 	for (i = 0; i < ARRAY_SIZE(antenna_sel_a); i++)
@@ -740,7 +740,7 @@
 	short lna_gain = 0;
 
 	if (libconf->conf->channel->band == IEEE80211_BAND_2GHZ) {
-		if (test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags))
+		if (test_bit(CAPABILITY_EXTERNAL_LNA_BG, &rt2x00dev->cap_flags))
 			lna_gain += 14;
 
 		rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_BG, &eeprom);
@@ -930,7 +930,7 @@
 		low_bound = 0x28;
 		up_bound = 0x48;
 
-		if (test_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags)) {
+		if (test_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags)) {
 			low_bound += 0x10;
 			up_bound += 0x10;
 		}
@@ -946,7 +946,7 @@
 			up_bound = 0x1c;
 		}
 
-		if (test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags)) {
+		if (test_bit(CAPABILITY_EXTERNAL_LNA_BG, &rt2x00dev->cap_flags)) {
 			low_bound += 0x14;
 			up_bound += 0x10;
 		}
@@ -1661,7 +1661,7 @@
 	}
 
 	if (rt2x00dev->curr_band == IEEE80211_BAND_5GHZ) {
-		if (test_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags)) {
+		if (test_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags)) {
 			if (lna == 3 || lna == 2)
 				offset += 10;
 		} else {
@@ -1899,13 +1899,13 @@
 	 * Read the Frame type.
 	 */
 	if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_FRAME_TYPE))
-		__set_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_FRAME_TYPE, &rt2x00dev->cap_flags);
 
 	/*
 	 * Detect if this device has an hardware controlled radio.
 	 */
 	if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_HARDWARE_RADIO))
-		__set_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_HW_BUTTON, &rt2x00dev->cap_flags);
 
 	/*
 	 * Read frequency offset.
@@ -1919,8 +1919,8 @@
 	rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom);
 
 	if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA)) {
-		__set_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags);
-		__set_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags);
+		__set_bit(CAPABILITY_EXTERNAL_LNA_BG, &rt2x00dev->cap_flags);
 	}
 
 	/*
@@ -2200,15 +2200,15 @@
 	 * This device has multiple filters for control frames,
 	 * but has no a separate filter for PS Poll frames.
 	 */
-	__set_bit(DRIVER_SUPPORT_CONTROL_FILTERS, &rt2x00dev->flags);
+	__set_bit(CAPABILITY_CONTROL_FILTERS, &rt2x00dev->cap_flags);
 
 	/*
 	 * This device requires firmware.
 	 */
-	__set_bit(DRIVER_REQUIRE_FIRMWARE, &rt2x00dev->flags);
+	__set_bit(REQUIRE_FIRMWARE, &rt2x00dev->cap_flags);
 	if (!modparam_nohwcrypt)
-		__set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags);
-	__set_bit(DRIVER_SUPPORT_LINK_TUNING, &rt2x00dev->flags);
+		__set_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags);
+	__set_bit(CAPABILITY_LINK_TUNING, &rt2x00dev->cap_flags);
 
 	/*
 	 * Set the rssi offset.