From e9357c056c5e62516f0044e60591d41f00ca7cfa Mon Sep 17 00:00:00 2001
From: Michael Buesch <mbuesch@freenet.de>
Date: Mon, 13 Mar 2006 19:27:34 +0100
Subject: [PATCH] [PATCH] bcm43xx: reduce the size of bcm43xx_private by
 removing unneeded members.

Signed-off-by: Michael Buesch <mbuesch@freenet.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---
 drivers/net/wireless/bcm43xx/bcm43xx.h        |  94 ++++---
 .../net/wireless/bcm43xx/bcm43xx_debugfs.c    |   7 +-
 drivers/net/wireless/bcm43xx/bcm43xx_dma.c    |   9 +-
 drivers/net/wireless/bcm43xx/bcm43xx_ilt.c    |   4 +-
 drivers/net/wireless/bcm43xx/bcm43xx_leds.c   |   4 +-
 drivers/net/wireless/bcm43xx/bcm43xx_main.c   | 238 +++++++++---------
 drivers/net/wireless/bcm43xx/bcm43xx_main.h   |   6 +-
 drivers/net/wireless/bcm43xx/bcm43xx_phy.c    | 128 +++++-----
 drivers/net/wireless/bcm43xx/bcm43xx_pio.c    |   8 +-
 drivers/net/wireless/bcm43xx/bcm43xx_radio.c  |  72 +++---
 drivers/net/wireless/bcm43xx/bcm43xx_sysfs.c  |   2 +-
 drivers/net/wireless/bcm43xx/bcm43xx_wx.c     |  35 +--
 drivers/net/wireless/bcm43xx/bcm43xx_xmit.c   |  14 +-
 13 files changed, 320 insertions(+), 301 deletions(-)

diff --git a/drivers/net/wireless/bcm43xx/bcm43xx.h b/drivers/net/wireless/bcm43xx/bcm43xx.h
index 29c95b07122a..a358646ad3eb 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx.h
+++ b/drivers/net/wireless/bcm43xx/bcm43xx.h
@@ -556,33 +556,37 @@ struct bcm43xx_pio {
 
 #define BCM43xx_MAX_80211_CORES		2
 
-#define BCM43xx_COREFLAG_AVAILABLE	(1 << 0)
-#define BCM43xx_COREFLAG_ENABLED	(1 << 1)
-#define BCM43xx_COREFLAG_INITIALIZED	(1 << 2)
-
 #ifdef CONFIG_BCM947XX
 #define core_offset(bcm) (bcm)->current_core_offset
 #else
 #define core_offset(bcm) 0
 #endif
 
+/* Generic information about a core. */
 struct bcm43xx_coreinfo {
-	/** Driver internal flags. See BCM43xx_COREFLAG_* */
-	u32 flags;
+	u8 available:1,
+	   enabled:1,
+	   initialized:1;
 	/** core_id ID number */
 	u16 id;
 	/** core_rev revision number */
 	u8 rev;
 	/** Index number for _switch_core() */
 	u8 index;
-	/* Pointer to the PHYinfo, which belongs to this core (if 80211 core) */
-	struct bcm43xx_phyinfo *phy;
-	/* Pointer to the RadioInfo, which belongs to this core (if 80211 core) */
-	struct bcm43xx_radioinfo *radio;
-	/* Pointer to the DMA rings, which belong to this core (if 80211 core) */
-	struct bcm43xx_dma *dma;
-	/* Pointer to the PIO queues, which belong to this core (if 80211 core) */
-	struct bcm43xx_pio *pio;
+};
+
+/* Additional information for each 80211 core. */
+struct bcm43xx_coreinfo_80211 {
+	/* PHY device. */
+	struct bcm43xx_phyinfo phy;
+	/* Radio device. */
+	struct bcm43xx_radioinfo radio;
+	union {
+		/* DMA context. */
+		struct bcm43xx_dma dma;
+		/* PIO context. */
+		struct bcm43xx_pio pio;
+	};
 };
 
 /* Context information for a noise calculation (Link Quality). */
@@ -652,7 +656,7 @@ struct bcm43xx_private {
 #define BCM43xx_NR_LEDS		4
 	struct bcm43xx_led leds[BCM43xx_NR_LEDS];
 
-	/* The currently active core. NULL if not initialized, yet. */
+	/* The currently active core. */
 	struct bcm43xx_coreinfo *current_core;
 #ifdef CONFIG_BCM947XX
 	/** current core memory offset */
@@ -665,18 +669,15 @@ struct bcm43xx_private {
 	 */
 	struct bcm43xx_coreinfo core_chipcommon;
 	struct bcm43xx_coreinfo core_pci;
-	struct bcm43xx_coreinfo core_v90;
-	struct bcm43xx_coreinfo core_pcmcia;
-	struct bcm43xx_coreinfo core_ethernet;
 	struct bcm43xx_coreinfo core_80211[ BCM43xx_MAX_80211_CORES ];
-	/* Info about the PHY for each 80211 core. */
-	struct bcm43xx_phyinfo phy[ BCM43xx_MAX_80211_CORES ];
-	/* Info about the Radio for each 80211 core. */
-	struct bcm43xx_radioinfo radio[ BCM43xx_MAX_80211_CORES ];
-	/* DMA */
-	struct bcm43xx_dma dma[ BCM43xx_MAX_80211_CORES ];
-	/* PIO */
-	struct bcm43xx_pio pio[ BCM43xx_MAX_80211_CORES ];
+	/* Additional information, specific to the 80211 cores. */
+	struct bcm43xx_coreinfo_80211 core_80211_ext[ BCM43xx_MAX_80211_CORES ];
+	/* Index of the current 80211 core. If current_core is not
+	 * an 80211 core, this is -1.
+	 */
+	int current_80211_core_idx;
+	/* Number of available 80211 cores. */
+	int nr_80211_available;
 
 	u32 chipcommon_capabilities;
 
@@ -769,18 +770,39 @@ int bcm43xx_using_pio(struct bcm43xx_private *bcm)
 # error "Using neither DMA nor PIO? Confused..."
 #endif
 
-
+/* Helper functions to access data structures private to the 80211 cores.
+ * Note that we _must_ have an 80211 core mapped when calling
+ * any of these functions.
+ */
 static inline
-int bcm43xx_num_80211_cores(struct bcm43xx_private *bcm)
+struct bcm43xx_pio * bcm43xx_current_pio(struct bcm43xx_private *bcm)
 {
-	int i, cnt = 0;
-
-	for (i = 0; i < BCM43xx_MAX_80211_CORES; i++) {
-		if (bcm->core_80211[i].flags & BCM43xx_COREFLAG_AVAILABLE)
-			cnt++;
-	}
-
-	return cnt;
+	assert(bcm43xx_using_pio(bcm));
+	assert(bcm->current_80211_core_idx >= 0);
+	assert(bcm->current_80211_core_idx < BCM43xx_MAX_80211_CORES);
+	return &(bcm->core_80211_ext[bcm->current_80211_core_idx].pio);
+}
+static inline
+struct bcm43xx_dma * bcm43xx_current_dma(struct bcm43xx_private *bcm)
+{
+	assert(!bcm43xx_using_pio(bcm));
+	assert(bcm->current_80211_core_idx >= 0);
+	assert(bcm->current_80211_core_idx < BCM43xx_MAX_80211_CORES);
+	return &(bcm->core_80211_ext[bcm->current_80211_core_idx].dma);
+}
+static inline
+struct bcm43xx_phyinfo * bcm43xx_current_phy(struct bcm43xx_private *bcm)
+{
+	assert(bcm->current_80211_core_idx >= 0);
+	assert(bcm->current_80211_core_idx < BCM43xx_MAX_80211_CORES);
+	return &(bcm->core_80211_ext[bcm->current_80211_core_idx].phy);
+}
+static inline
+struct bcm43xx_radioinfo * bcm43xx_current_radio(struct bcm43xx_private *bcm)
+{
+	assert(bcm->current_80211_core_idx >= 0);
+	assert(bcm->current_80211_core_idx < BCM43xx_MAX_80211_CORES);
+	return &(bcm->core_80211_ext[bcm->current_80211_core_idx].radio);
 }
 
 /* Are we running in init_board() context? */
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c b/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c
index bcfcebe28261..f73d36b8e0f4 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c
@@ -104,16 +104,13 @@ static ssize_t devinfo_read_file(struct file *file, char __user *userbuf,
 	fappend("\nCores:\n");
 #define fappend_core(name, info) fappend("core \"" name "\" %s, %s, id: 0x%04x, "	\
 					 "rev: 0x%02x, index: 0x%02x\n",		\
-					 (info).flags & BCM43xx_COREFLAG_AVAILABLE	\
+					 (info).available				\
 						? "available" : "nonavailable",		\
-					 (info).flags & BCM43xx_COREFLAG_ENABLED	\
+					 (info).enabled					\
 						? "enabled" : "disabled",		\
 					 (info).id, (info).rev, (info).index)
 	fappend_core("CHIPCOMMON", bcm->core_chipcommon);
 	fappend_core("PCI", bcm->core_pci);
-	fappend_core("V90", bcm->core_v90);
-	fappend_core("PCMCIA", bcm->core_pcmcia);
-	fappend_core("ETHERNET", bcm->core_ethernet);
 	fappend_core("first 80211", bcm->core_80211[0]);
 	fappend_core("second 80211", bcm->core_80211[1]);
 #undef fappend_core
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_dma.c b/drivers/net/wireless/bcm43xx/bcm43xx_dma.c
index fbe19b922aa7..7ed368a587f3 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_dma.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_dma.c
@@ -531,7 +531,7 @@ static void bcm43xx_destroy_dmaring(struct bcm43xx_dmaring *ring)
 
 void bcm43xx_dma_free(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_dma *dma = bcm->current_core->dma;
+	struct bcm43xx_dma *dma = bcm43xx_current_dma(bcm);
 
 	bcm43xx_destroy_dmaring(dma->rx_ring1);
 	dma->rx_ring1 = NULL;
@@ -549,7 +549,7 @@ void bcm43xx_dma_free(struct bcm43xx_private *bcm)
 
 int bcm43xx_dma_init(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_dma *dma = bcm->current_core->dma;
+	struct bcm43xx_dma *dma = bcm43xx_current_dma(bcm);
 	struct bcm43xx_dmaring *ring;
 	int err = -ENOMEM;
 
@@ -652,7 +652,7 @@ static
 struct bcm43xx_dmaring * parse_cookie(struct bcm43xx_private *bcm,
 				      u16 cookie, int *slot)
 {
-	struct bcm43xx_dma *dma = bcm->current_core->dma;
+	struct bcm43xx_dma *dma = bcm43xx_current_dma(bcm);
 	struct bcm43xx_dmaring *ring = NULL;
 
 	switch (cookie & 0xF000) {
@@ -755,7 +755,7 @@ int bcm43xx_dma_tx(struct bcm43xx_private *bcm,
 	 * the device to send the stuff.
 	 * Note that this is called from atomic context.
 	 */
-	struct bcm43xx_dmaring *ring = bcm->current_core->dma->tx_ring1;
+	struct bcm43xx_dmaring *ring = bcm43xx_current_dma(bcm)->tx_ring1;
 	u8 i;
 	struct sk_buff *skb;
 
@@ -784,6 +784,7 @@ int bcm43xx_dma_tx(struct bcm43xx_private *bcm,
 void bcm43xx_dma_handle_xmitstatus(struct bcm43xx_private *bcm,
 				   struct bcm43xx_xmitstatus *status)
 {
+	struct bcm43xx_dma *dma = bcm43xx_current_dma(bcm);
 	struct bcm43xx_dmaring *ring;
 	struct bcm43xx_dmadesc *desc;
 	struct bcm43xx_dmadesc_meta *meta;
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_ilt.c b/drivers/net/wireless/bcm43xx/bcm43xx_ilt.c
index 865ed5c33613..ad8e569d1faf 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_ilt.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_ilt.c
@@ -314,7 +314,7 @@ const u16 bcm43xx_ilt_sigmasqr2[BCM43xx_ILT_SIGMASQR_SIZE] = {
 
 void bcm43xx_ilt_write(struct bcm43xx_private *bcm, u16 offset, u16 val)
 {
-	if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_A) {
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A) {
 		bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_CTRL, offset);
 		mmiowb();
 		bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, val);
@@ -327,7 +327,7 @@ void bcm43xx_ilt_write(struct bcm43xx_private *bcm, u16 offset, u16 val)
 
 u16 bcm43xx_ilt_read(struct bcm43xx_private *bcm, u16 offset)
 {
-	if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_A) {
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A) {
 		bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_CTRL, offset);
 		return bcm43xx_phy_read(bcm, BCM43xx_PHY_ILT_A_DATA1);
 	} else {
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_leds.c b/drivers/net/wireless/bcm43xx/bcm43xx_leds.c
index 949555da5aa9..72a243aac6cb 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_leds.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_leds.c
@@ -171,8 +171,8 @@ void bcm43xx_leds_exit(struct bcm43xx_private *bcm)
 void bcm43xx_leds_update(struct bcm43xx_private *bcm, int activity)
 {
 	struct bcm43xx_led *led;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	const int transferring = (jiffies - bcm->stats.last_tx) < BCM43xx_LED_XFER_THRES;
 	int i, turn_on;
 	unsigned long interval = 0;
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_main.c b/drivers/net/wireless/bcm43xx/bcm43xx_main.c
index 3ab02f4f8ec0..88e9a125c2d7 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_main.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_main.c
@@ -406,7 +406,7 @@ static void bcm43xx_write_mac_bssid_templates(struct bcm43xx_private *bcm)
 static void bcm43xx_set_slot_time(struct bcm43xx_private *bcm, u16 slot_time)
 {
 	/* slot_time is in usec. */
-	if (bcm->current_core->phy->type != BCM43xx_PHYTYPE_G)
+	if (bcm43xx_current_phy(bcm)->type != BCM43xx_PHYTYPE_G)
 		return;
 	bcm43xx_write16(bcm, 0x684, 510 + slot_time);
 	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0010, slot_time);
@@ -443,7 +443,7 @@ static void bcm43xx_disassociate(struct bcm43xx_private *bcm)
 
 	bcm43xx_shm_write32(bcm, BCM43xx_SHM_WIRELESS, 0x0004, 0x000003ff);
 
-	if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_G &&
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_G &&
 	    ieee80211_is_ofdm_rate(bcm->softmac->txrates.default_rate))
 		bcm43xx_short_slot_timing_enable(bcm);
 
@@ -510,8 +510,8 @@ static int bcm43xx_disable_interrupts_sync(struct bcm43xx_private *bcm, u32 *old
 
 static int bcm43xx_read_radioinfo(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	u32 radio_id;
 	u16 manufact;
 	u16 version;
@@ -566,10 +566,10 @@ static int bcm43xx_read_radioinfo(struct bcm43xx_private *bcm)
 		radio->txpower[2] = 3;
 	else
 		radio->txpower[2] = 0;
-	if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_A)
+	if (phy->type == BCM43xx_PHYTYPE_A)
 		radio->txpower_desired = bcm->sprom.maxpower_aphy;
 	else
-		bcm->current_core->radio->txpower_desired = bcm->sprom.maxpower_bgphy;
+		radio->txpower_desired = bcm->sprom.maxpower_bgphy;
 
 	/* Initialize the in-memory nrssi Lookup Table. */
 	for (i = 0; i < 64; i++)
@@ -929,15 +929,14 @@ static void bcm43xx_geo_init(struct bcm43xx_private *bcm)
 	struct ieee80211_geo geo;
 	struct ieee80211_channel *chan;
 	int have_a = 0, have_bg = 0;
-	int i, num80211;
+	int i;
 	u8 channel;
 	struct bcm43xx_phyinfo *phy;
 	const char *iso_country;
 
 	memset(&geo, 0, sizeof(geo));
-	num80211 = bcm43xx_num_80211_cores(bcm);
-	for (i = 0; i < num80211; i++) {
-		phy = bcm->phy + i;
+	for (i = 0; i < bcm->nr_80211_available; i++) {
+		phy = &(bcm->core_80211_ext[i].phy);
 		switch (phy->type) {
 		case BCM43xx_PHYTYPE_B:
 		case BCM43xx_PHYTYPE_G:
@@ -985,8 +984,8 @@ static void bcm43xx_geo_init(struct bcm43xx_private *bcm)
  */
 void bcm43xx_dummy_transmission(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	unsigned int i, max_loop;
 	u16 value = 0;
 	u32 buffer[5] = {
@@ -1213,14 +1212,20 @@ int bcm43xx_switch_core(struct bcm43xx_private *bcm, struct bcm43xx_coreinfo *ne
 
 	if (unlikely(!new_core))
 		return 0;
-	if (!(new_core->flags & BCM43xx_COREFLAG_AVAILABLE))
+	if (!new_core->available)
 		return -ENODEV;
 	if (bcm->current_core == new_core)
 		return 0;
 	err = _switch_core(bcm, new_core->index);
-	if (likely(!err))
-		bcm->current_core = new_core;
+	if (unlikely(err))
+		goto out;
 
+	bcm->current_core = new_core;
+	bcm->current_80211_core_idx = -1;
+	if (new_core->id == BCM43xx_COREID_80211)
+		bcm->current_80211_core_idx = (int)(new_core - &(bcm->core_80211[0]));
+
+out:
 	return err;
 }
 
@@ -1295,7 +1300,8 @@ static int bcm43xx_core_disable(struct bcm43xx_private *bcm, u32 core_flags)
 	bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, sbtmstatelow);
 
 out:
-	bcm->current_core->flags &= ~ BCM43xx_COREFLAG_ENABLED;
+	bcm->current_core->enabled = 0;
+
 	return 0;
 }
 
@@ -1340,7 +1346,7 @@ static int bcm43xx_core_enable(struct bcm43xx_private *bcm, u32 core_flags)
 	bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, sbtmstatelow);
 	udelay(1);
 
-	bcm->current_core->flags |= BCM43xx_COREFLAG_ENABLED;
+	bcm->current_core->enabled = 1;
 	assert(err == 0);
 out:
 	return err;
@@ -1411,7 +1417,7 @@ static int bcm43xx_wireless_core_mark_inactive(struct bcm43xx_private *bcm,
 	bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, sbtmstatelow);
 	udelay(1);
 
-	if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_G) {
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_G) {
 		old_core = bcm->current_core;
 		err = bcm43xx_switch_core(bcm, active_80211_core);
 		if (err)
@@ -1433,9 +1439,6 @@ static void handle_irq_transmit_status(struct bcm43xx_private *bcm)
 	u16 tmp;
 	struct bcm43xx_xmitstatus stat;
 
-	assert(bcm->current_core->id == BCM43xx_COREID_80211);
-	assert(bcm->current_core->rev >= 5);
-
 	while (1) {
 		v0 = bcm43xx_read32(bcm, BCM43xx_MMIO_XMITSTAT_0);
 		if (!v0)
@@ -1473,7 +1476,7 @@ static void bcm43xx_generate_noise_sample(struct bcm43xx_private *bcm)
 	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS2_BITFIELD,
 			bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS2_BITFIELD) | (1 << 4));
 	assert(bcm->noisecalc.core_at_start == bcm->current_core);
-	assert(bcm->noisecalc.channel_at_start == bcm->current_core->radio->channel);
+	assert(bcm->noisecalc.channel_at_start == bcm43xx_current_radio(bcm)->channel);
 }
 
 static void bcm43xx_calculate_link_quality(struct bcm43xx_private *bcm)
@@ -1483,7 +1486,7 @@ static void bcm43xx_calculate_link_quality(struct bcm43xx_private *bcm)
 	if (bcm->noisecalc.calculation_running)
 		return;
 	bcm->noisecalc.core_at_start = bcm->current_core;
-	bcm->noisecalc.channel_at_start = bcm->current_core->radio->channel;
+	bcm->noisecalc.channel_at_start = bcm43xx_current_radio(bcm)->channel;
 	bcm->noisecalc.calculation_running = 1;
 	bcm->noisecalc.nr_samples = 0;
 
@@ -1492,7 +1495,7 @@ static void bcm43xx_calculate_link_quality(struct bcm43xx_private *bcm)
 
 static void handle_irq_noise(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u16 tmp;
 	u8 noise[4];
 	u8 i, j;
@@ -1759,16 +1762,16 @@ static void bcm43xx_interrupt_tasklet(struct bcm43xx_private *bcm)
 	assert(!(dma_reason[2] & BCM43xx_DMAIRQ_RX_DONE));
 	if (dma_reason[0] & BCM43xx_DMAIRQ_RX_DONE) {
 		if (bcm43xx_using_pio(bcm))
-			bcm43xx_pio_rx(bcm->current_core->pio->queue0);
+			bcm43xx_pio_rx(bcm43xx_current_pio(bcm)->queue0);
 		else
-			bcm43xx_dma_rx(bcm->current_core->dma->rx_ring0);
+			bcm43xx_dma_rx(bcm43xx_current_dma(bcm)->rx_ring0);
 		/* We intentionally don't set "activity" to 1, here. */
 	}
 	if (dma_reason[3] & BCM43xx_DMAIRQ_RX_DONE) {
 		if (bcm43xx_using_pio(bcm))
-			bcm43xx_pio_rx(bcm->current_core->pio->queue3);
+			bcm43xx_pio_rx(bcm43xx_current_pio(bcm)->queue3);
 		else
-			bcm43xx_dma_rx(bcm->current_core->dma->rx_ring1);
+			bcm43xx_dma_rx(bcm43xx_current_dma(bcm)->rx_ring1);
 		activity = 1;
 	}
 	bcmirq_handled(BCM43xx_IRQ_RX);
@@ -1911,7 +1914,7 @@ static void bcm43xx_release_firmware(struct bcm43xx_private *bcm, int force)
 
 static int bcm43xx_request_firmware(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	u8 rev = bcm->current_core->rev;
 	int err = 0;
 	int nr;
@@ -2349,6 +2352,8 @@ static void bcm43xx_chip_cleanup(struct bcm43xx_private *bcm)
  */
 static int bcm43xx_chip_init(struct bcm43xx_private *bcm)
 {
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	int err;
 	int iw_mode = bcm->ieee->iw_mode;
 	int tmp;
@@ -2388,13 +2393,13 @@ static int bcm43xx_chip_init(struct bcm43xx_private *bcm)
 		goto err_radio_off;
 
 	/* Select initial Interference Mitigation. */
-	tmp = bcm->current_core->radio->interfmode;
-	bcm->current_core->radio->interfmode = BCM43xx_RADIO_INTERFMODE_NONE;
+	tmp = radio->interfmode;
+	radio->interfmode = BCM43xx_RADIO_INTERFMODE_NONE;
 	bcm43xx_radio_set_interference_mitigation(bcm, tmp);
 
 	bcm43xx_phy_set_antenna_diversity(bcm);
 	bcm43xx_radio_set_txantenna(bcm, BCM43xx_RADIO_TXANTENNA_DEFAULT);
-	if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_B) {
+	if (phy->type == BCM43xx_PHYTYPE_B) {
 		value16 = bcm43xx_read16(bcm, 0x005E);
 		value16 |= 0x0004;
 		bcm43xx_write16(bcm, 0x005E, value16);
@@ -2512,6 +2517,32 @@ error:
 	return -ENODEV;
 }
 
+void bcm43xx_init_struct_phyinfo(struct bcm43xx_phyinfo *phy)
+{
+	/* Initialize a "phyinfo" structure. The structure is already
+	 * zeroed out.
+	 */
+	phy->antenna_diversity = 0xFFFF;
+	phy->savedpctlreg = 0xFFFF;
+	phy->minlowsig[0] = 0xFFFF;
+	phy->minlowsig[1] = 0xFFFF;
+	spin_lock_init(&phy->lock);
+}
+
+void bcm43xx_init_struct_radioinfo(struct bcm43xx_radioinfo *radio)
+{
+	/* Initialize a "radioinfo" structure. The structure is already
+	 * zeroed out.
+	 */
+	radio->interfmode = BCM43xx_RADIO_INTERFMODE_NONE;
+	radio->channel = 0xFF;
+	radio->initial_channel = 0xFF;
+	radio->lofcal = 0xFFFF;
+	radio->initval = 0xFFFF;
+	radio->nrssi[0] = -1000;
+	radio->nrssi[1] = -1000;
+}
+
 static int bcm43xx_probe_cores(struct bcm43xx_private *bcm)
 {
 	int err, i;
@@ -2523,15 +2554,14 @@ static int bcm43xx_probe_cores(struct bcm43xx_private *bcm)
 
 	memset(&bcm->core_chipcommon, 0, sizeof(struct bcm43xx_coreinfo));
 	memset(&bcm->core_pci, 0, sizeof(struct bcm43xx_coreinfo));
-	memset(&bcm->core_v90, 0, sizeof(struct bcm43xx_coreinfo));
-	memset(&bcm->core_pcmcia, 0, sizeof(struct bcm43xx_coreinfo));
 	memset(&bcm->core_80211, 0, sizeof(struct bcm43xx_coreinfo)
 				    * BCM43xx_MAX_80211_CORES);
-
-	memset(&bcm->phy, 0, sizeof(struct bcm43xx_phyinfo)
-			     * BCM43xx_MAX_80211_CORES);
-	memset(&bcm->radio, 0, sizeof(struct bcm43xx_radioinfo)
-			       * BCM43xx_MAX_80211_CORES);
+	memset(&bcm->core_80211_ext, 0, sizeof(struct bcm43xx_coreinfo_80211)
+					* BCM43xx_MAX_80211_CORES);
+	bcm->current_80211_core_idx = -1;
+	bcm->nr_80211_available = 0;
+	bcm->current_core = NULL;
+	bcm->active_80211_core = NULL;
 
 	/* map core 0 */
 	err = _switch_core(bcm, 0);
@@ -2549,7 +2579,7 @@ static int bcm43xx_probe_cores(struct bcm43xx_private *bcm)
 	if (core_id == BCM43xx_COREID_CHIPCOMMON) {
 		chip_id_32 = bcm43xx_read32(bcm, 0);
 		chip_id_16 = chip_id_32 & 0xFFFF;
-		bcm->core_chipcommon.flags |= BCM43xx_COREFLAG_AVAILABLE;
+		bcm->core_chipcommon.available = 1;
 		bcm->core_chipcommon.id = core_id;
 		bcm->core_chipcommon.rev = core_rev;
 		bcm->core_chipcommon.index = 0;
@@ -2618,18 +2648,19 @@ static int bcm43xx_probe_cores(struct bcm43xx_private *bcm)
 	dprintk(KERN_INFO PFX "Chip ID 0x%x, rev 0x%x\n",
 		bcm->chip_id, bcm->chip_rev);
 	dprintk(KERN_INFO PFX "Number of cores: %d\n", core_count);
-	if (bcm->core_chipcommon.flags & BCM43xx_COREFLAG_AVAILABLE) {
+	if (bcm->core_chipcommon.available) {
 		dprintk(KERN_INFO PFX "Core 0: ID 0x%x, rev 0x%x, vendor 0x%x, %s\n",
 			core_id, core_rev, core_vendor,
 			bcm43xx_core_enabled(bcm) ? "enabled" : "disabled");
 	}
 
-	if (bcm->core_chipcommon.flags & BCM43xx_COREFLAG_AVAILABLE)
+	if (bcm->core_chipcommon.available)
 		current_core = 1;
 	else
 		current_core = 0;
 	for ( ; current_core < core_count; current_core++) {
 		struct bcm43xx_coreinfo *core;
+		struct bcm43xx_coreinfo_80211 *ext_80211;
 
 		err = _switch_core(bcm, current_core);
 		if (err)
@@ -2651,36 +2682,16 @@ static int bcm43xx_probe_cores(struct bcm43xx_private *bcm)
 		switch (core_id) {
 		case BCM43xx_COREID_PCI:
 			core = &bcm->core_pci;
-			if (core->flags & BCM43xx_COREFLAG_AVAILABLE) {
+			if (core->available) {
 				printk(KERN_WARNING PFX "Multiple PCI cores found.\n");
 				continue;
 			}
 			break;
-		case BCM43xx_COREID_V90:
-			core = &bcm->core_v90;
-			if (core->flags & BCM43xx_COREFLAG_AVAILABLE) {
-				printk(KERN_WARNING PFX "Multiple V90 cores found.\n");
-				continue;
-			}
-			break;
-		case BCM43xx_COREID_PCMCIA:
-			core = &bcm->core_pcmcia;
-			if (core->flags & BCM43xx_COREFLAG_AVAILABLE) {
-				printk(KERN_WARNING PFX "Multiple PCMCIA cores found.\n");
-				continue;
-			}
-			break;
-		case BCM43xx_COREID_ETHERNET:
-			core = &bcm->core_ethernet;
-			if (core->flags & BCM43xx_COREFLAG_AVAILABLE) {
-				printk(KERN_WARNING PFX "Multiple Ethernet cores found.\n");
-				continue;
-			}
-			break;
 		case BCM43xx_COREID_80211:
 			for (i = 0; i < BCM43xx_MAX_80211_CORES; i++) {
 				core = &(bcm->core_80211[i]);
-				if (!(core->flags & BCM43xx_COREFLAG_AVAILABLE))
+				ext_80211 = &(bcm->core_80211_ext[i]);
+				if (!core->available)
 					break;
 				core = NULL;
 			}
@@ -2715,40 +2726,23 @@ static int bcm43xx_probe_cores(struct bcm43xx_private *bcm)
 				err = -ENODEV;
 				goto out;
 			}
-			core->phy = &bcm->phy[i];
-			core->phy->antenna_diversity = 0xffff;
-			core->phy->savedpctlreg = 0xFFFF;
-			core->phy->minlowsig[0] = 0xFFFF;
-			core->phy->minlowsig[1] = 0xFFFF;
-			core->phy->minlowsigpos[0] = 0;
-			core->phy->minlowsigpos[1] = 0;
-			spin_lock_init(&core->phy->lock);
-			core->radio = &bcm->radio[i];
-			core->radio->interfmode = BCM43xx_RADIO_INTERFMODE_NONE;
-			core->radio->channel = 0xFF;
-			core->radio->initial_channel = 0xFF;
-			core->radio->lofcal = 0xFFFF;
-			core->radio->initval = 0xFFFF;
-			core->radio->nrssi[0] = -1000;
-			core->radio->nrssi[1] = -1000;
-			core->dma = &bcm->dma[i];
-			core->pio = &bcm->pio[i];
+			bcm->nr_80211_available++;
+			bcm43xx_init_struct_phyinfo(&ext_80211->phy);
+			bcm43xx_init_struct_radioinfo(&ext_80211->radio);
 			break;
 		case BCM43xx_COREID_CHIPCOMMON:
 			printk(KERN_WARNING PFX "Multiple CHIPCOMMON cores found.\n");
 			break;
-		default:
-			printk(KERN_WARNING PFX "Unknown core found (ID 0x%x)\n", core_id);
 		}
 		if (core) {
-			core->flags |= BCM43xx_COREFLAG_AVAILABLE;
+			core->available = 1;
 			core->id = core_id;
 			core->rev = core_rev;
 			core->index = current_core;
 		}
 	}
 
-	if (!(bcm->core_80211[0].flags & BCM43xx_COREFLAG_AVAILABLE)) {
+	if (!bcm->core_80211[0].available) {
 		printk(KERN_ERR PFX "Error: No 80211 core found!\n");
 		err = -ENODEV;
 		goto out;
@@ -2802,7 +2796,7 @@ static void bcm43xx_rate_memory_write(struct bcm43xx_private *bcm,
 
 static void bcm43xx_rate_memory_init(struct bcm43xx_private *bcm)
 {
-	switch (bcm->current_core->phy->type) {
+	switch (bcm43xx_current_phy(bcm)->type) {
 	case BCM43xx_PHYTYPE_A:
 	case BCM43xx_PHYTYPE_G:
 		bcm43xx_rate_memory_write(bcm, IEEE80211_OFDM_RATE_6MB, 1);
@@ -2829,12 +2823,14 @@ static void bcm43xx_wireless_core_cleanup(struct bcm43xx_private *bcm)
 	bcm43xx_pio_free(bcm);
 	bcm43xx_dma_free(bcm);
 
-	bcm->current_core->flags &= ~ BCM43xx_COREFLAG_INITIALIZED;
+	bcm->current_core->initialized = 0;
 }
 
 /* http://bcm-specs.sipsolutions.net/80211Init */
 static int bcm43xx_wireless_core_init(struct bcm43xx_private *bcm)
 {
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u32 ucodeflags;
 	int err;
 	u32 sbimconfiglow;
@@ -2867,16 +2863,15 @@ static int bcm43xx_wireless_core_init(struct bcm43xx_private *bcm)
 	/* HW decryption needs to be set now */
 	ucodeflags |= 0x40000000;
 	
-	if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_G) {
+	if (phy->type == BCM43xx_PHYTYPE_G) {
 		ucodeflags |= BCM43xx_UCODEFLAG_UNKBGPHY;
-		if (bcm->current_core->phy->rev == 1)
+		if (phy->rev == 1)
 			ucodeflags |= BCM43xx_UCODEFLAG_UNKGPHY;
 		if (bcm->sprom.boardflags & BCM43xx_BFL_PACTRL)
 			ucodeflags |= BCM43xx_UCODEFLAG_UNKPACTRL;
-	} else if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_B) {
+	} else if (phy->type == BCM43xx_PHYTYPE_B) {
 		ucodeflags |= BCM43xx_UCODEFLAG_UNKBGPHY;
-		if ((bcm->current_core->phy->rev >= 2) &&
-		    (bcm->current_core->radio->version == 0x2050))
+		if (phy->rev >= 2 && radio->version == 0x2050)
 			ucodeflags &= ~BCM43xx_UCODEFLAG_UNKGPHY;
 	}
 
@@ -2901,7 +2896,7 @@ static int bcm43xx_wireless_core_init(struct bcm43xx_private *bcm)
 	bcm43xx_rate_memory_init(bcm);
 
 	/* Minimum Contention Window */
-	if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_B)
+	if (phy->type == BCM43xx_PHYTYPE_B)
 		bcm43xx_shm_write32(bcm, BCM43xx_SHM_WIRELESS, 0x0003, 0x0000001f);
 	else
 		bcm43xx_shm_write32(bcm, BCM43xx_SHM_WIRELESS, 0x0003, 0x0000000f);
@@ -2927,7 +2922,7 @@ static int bcm43xx_wireless_core_init(struct bcm43xx_private *bcm)
 	bcm43xx_mac_enable(bcm);
 	bcm43xx_interrupt_enable(bcm, bcm->irq_savedstate);
 
-	bcm->current_core->flags |= BCM43xx_COREFLAG_INITIALIZED;
+	bcm->current_core->initialized = 1;
 out:
 	return err;
 
@@ -3048,7 +3043,7 @@ static void bcm43xx_softmac_init(struct bcm43xx_private *bcm)
 
 static void bcm43xx_periodic_every120sec(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 
 	if (phy->type != BCM43xx_PHYTYPE_G || phy->rev < 2)
 		return;
@@ -3076,8 +3071,8 @@ static void bcm43xx_periodic_every30sec(struct bcm43xx_private *bcm)
 
 static void bcm43xx_periodic_every15sec(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 
 	if (phy->type == BCM43xx_PHYTYPE_G) {
 		//TODO: update_aci_moving_average
@@ -3170,9 +3165,9 @@ static void bcm43xx_free_board(struct bcm43xx_private *bcm)
 	bcm43xx_unlock(bcm, flags);
 
 	for (i = 0; i < BCM43xx_MAX_80211_CORES; i++) {
-		if (!(bcm->core_80211[i].flags & BCM43xx_COREFLAG_AVAILABLE))
+		if (!bcm->core_80211[i].available)
 			continue;
-		if (!(bcm->core_80211[i].flags & BCM43xx_COREFLAG_INITIALIZED))
+		if (!bcm->core_80211[i].initialized)
 			continue;
 
 		err = bcm43xx_switch_core(bcm, &bcm->core_80211[i]);
@@ -3190,7 +3185,6 @@ static void bcm43xx_free_board(struct bcm43xx_private *bcm)
 static int bcm43xx_init_board(struct bcm43xx_private *bcm)
 {
 	int i, err;
-	int num_80211_cores;
 	int connect_phy;
 	unsigned long flags;
 
@@ -3212,8 +3206,7 @@ static int bcm43xx_init_board(struct bcm43xx_private *bcm)
 		goto err_crystal_off;
 
 	tasklet_enable(&bcm->isr_tasklet);
-	num_80211_cores = bcm43xx_num_80211_cores(bcm);
-	for (i = 0; i < num_80211_cores; i++) {
+	for (i = 0; i < bcm->nr_80211_available; i++) {
 		err = bcm43xx_switch_core(bcm, &bcm->core_80211[i]);
 		assert(err != -ENODEV);
 		if (err)
@@ -3223,8 +3216,8 @@ static int bcm43xx_init_board(struct bcm43xx_private *bcm)
 		 * Connect PHY only on the first core.
 		 */
 		if (!bcm43xx_core_enabled(bcm)) {
-			if (num_80211_cores == 1) {
-				connect_phy = bcm->current_core->phy->connected;
+			if (bcm->nr_80211_available == 1) {
+				connect_phy = bcm43xx_current_phy(bcm)->connected;
 			} else {
 				if (i == 0)
 					connect_phy = 1;
@@ -3248,7 +3241,7 @@ static int bcm43xx_init_board(struct bcm43xx_private *bcm)
 		}
 	}
 	bcm->active_80211_core = &bcm->core_80211[0];
-	if (num_80211_cores >= 2) {
+	if (bcm->nr_80211_available >= 2) {
 		bcm43xx_switch_core(bcm, &bcm->core_80211[0]);
 		bcm43xx_mac_enable(bcm);
 	}
@@ -3260,9 +3253,9 @@ static int bcm43xx_init_board(struct bcm43xx_private *bcm)
 
 	bcm43xx_pctl_set_clock(bcm, BCM43xx_PCTL_CLK_DYNAMIC);
 
-	if (bcm->current_core->radio->initial_channel != 0xFF) {
+	if (bcm43xx_current_radio(bcm)->initial_channel != 0xFF) {
 		bcm43xx_mac_suspend(bcm);
-		bcm43xx_radio_selectchannel(bcm, bcm->current_core->radio->initial_channel, 0);
+		bcm43xx_radio_selectchannel(bcm, bcm43xx_current_radio(bcm)->initial_channel, 0);
 		bcm43xx_mac_enable(bcm);
 	}
 
@@ -3282,8 +3275,8 @@ out:
 err_80211_unwind:
 	tasklet_disable(&bcm->isr_tasklet);
 	/* unwind all 80211 initialization */
-	for (i = 0; i < num_80211_cores; i++) {
-		if (!(bcm->core_80211[i].flags & BCM43xx_COREFLAG_INITIALIZED))
+	for (i = 0; i < bcm->nr_80211_available; i++) {
+		if (!bcm->core_80211[i].initialized)
 			continue;
 		bcm43xx_interrupt_disable(bcm, BCM43xx_IRQ_ALL);
 		bcm43xx_wireless_core_cleanup(bcm);
@@ -3307,15 +3300,15 @@ static void bcm43xx_detach_board(struct bcm43xx_private *bcm)
 
 	/* Free allocated structures/fields */
 	for (i = 0; i < BCM43xx_MAX_80211_CORES; i++) {
-		kfree(bcm->phy[i]._lo_pairs);
-		if (bcm->phy[i].dyn_tssi_tbl)
-			kfree(bcm->phy[i].tssi2dbm);
+		kfree(bcm->core_80211_ext[i].phy._lo_pairs);
+		if (bcm->core_80211_ext[i].phy.dyn_tssi_tbl)
+			kfree(bcm->core_80211_ext[i].phy.tssi2dbm);
 	}
 }	
 
 static int bcm43xx_read_phyinfo(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	u16 value;
 	u8 phy_version;
 	u8 phy_type;
@@ -3393,7 +3386,6 @@ static int bcm43xx_attach_board(struct bcm43xx_private *bcm)
 	int i;
 	void __iomem *ioaddr;
 	unsigned long mmio_start, mmio_end, mmio_flags, mmio_len;
-	int num_80211_cores;
 	u32 coremask;
 
 	err = pci_enable_device(pci_dev);
@@ -3467,11 +3459,9 @@ static int bcm43xx_attach_board(struct bcm43xx_private *bcm)
 	if (err)
 		goto err_chipset_detach;
 	
-	num_80211_cores = bcm43xx_num_80211_cores(bcm);
-
 	/* Attach all IO cores to the backplane. */
 	coremask = 0;
-	for (i = 0; i < num_80211_cores; i++)
+	for (i = 0; i < bcm->nr_80211_available; i++)
 		coremask |= (1 << bcm->core_80211[i].index);
 	//FIXME: Also attach some non80211 cores?
 	err = bcm43xx_setup_backplane_pci_connection(bcm, coremask);
@@ -3487,7 +3477,7 @@ static int bcm43xx_attach_board(struct bcm43xx_private *bcm)
 	if (err)
 		goto err_chipset_detach;
 
-	for (i = 0; i < num_80211_cores; i++) {
+	for (i = 0; i < bcm->nr_80211_available; i++) {
 		err = bcm43xx_switch_core(bcm, &bcm->core_80211[i]);
 		assert(err != -ENODEV);
 		if (err)
@@ -3519,7 +3509,7 @@ static int bcm43xx_attach_board(struct bcm43xx_private *bcm)
 	bcm43xx_pctl_set_crystal(bcm, 0);
 
 	/* Set the MAC address in the networking subsystem */
-	if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_A)
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A)
 		memcpy(bcm->net_dev->dev_addr, bcm->sprom.et1macaddr, 6);
 	else
 		memcpy(bcm->net_dev->dev_addr, bcm->sprom.il0macaddr, 6);
@@ -3535,9 +3525,9 @@ out:
 
 err_80211_unwind:
 	for (i = 0; i < BCM43xx_MAX_80211_CORES; i++) {
-		kfree(bcm->phy[i]._lo_pairs);
-		if (bcm->phy[i].dyn_tssi_tbl)
-			kfree(bcm->phy[i].tssi2dbm);
+		kfree(bcm->core_80211_ext[i].phy._lo_pairs);
+		if (bcm->core_80211_ext[i].phy.dyn_tssi_tbl)
+			kfree(bcm->core_80211_ext[i].phy.tssi2dbm);
 	}
 err_chipset_detach:
 	bcm43xx_chipset_detach(bcm);
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_main.h b/drivers/net/wireless/bcm43xx/bcm43xx_main.h
index 086136c3d01f..eca79a38594a 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_main.h
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_main.h
@@ -80,7 +80,7 @@ static inline
 u8 bcm43xx_freq_to_channel(struct bcm43xx_private *bcm,
 			   int freq)
 {
-	if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_A)
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A)
 		return bcm43xx_freq_to_channel_a(freq);
 	return bcm43xx_freq_to_channel_bg(freq);
 }
@@ -107,7 +107,7 @@ static inline
 int bcm43xx_channel_to_freq(struct bcm43xx_private *bcm,
 			    u8 channel)
 {
-	if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_A)
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A)
 		return bcm43xx_channel_to_freq_a(channel);
 	return bcm43xx_channel_to_freq_bg(channel);
 }
@@ -129,7 +129,7 @@ static inline
 int bcm43xx_is_valid_channel(struct bcm43xx_private *bcm,
 			     u8 channel)
 {
-	if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_A)
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A)
 		return bcm43xx_is_valid_channel_a(channel);
 	return bcm43xx_is_valid_channel_bg(channel);
 }
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_phy.c b/drivers/net/wireless/bcm43xx/bcm43xx_phy.c
index dbbef6ccd153..1ce9a4599903 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_phy.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_phy.c
@@ -83,7 +83,7 @@ static void bcm43xx_phy_initg(struct bcm43xx_private *bcm);
 
 void bcm43xx_raw_phy_lock(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 
 	assert(irqs_disabled());
 	if (bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD) == 0x00000000) {
@@ -102,7 +102,7 @@ void bcm43xx_raw_phy_lock(struct bcm43xx_private *bcm)
 
 void bcm43xx_raw_phy_unlock(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 
 	assert(irqs_disabled());
 	if (bcm->current_core->rev < 3) {
@@ -132,7 +132,7 @@ void bcm43xx_phy_write(struct bcm43xx_private *bcm, u16 offset, u16 val)
 
 void bcm43xx_phy_calibrate(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	unsigned long flags;
 
 	bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD); /* Dummy read. */
@@ -158,39 +158,32 @@ void bcm43xx_phy_calibrate(struct bcm43xx_private *bcm)
  */
 int bcm43xx_phy_connect(struct bcm43xx_private *bcm, int connect)
 {
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	u32 flags;
 
-	if (bcm->current_core->rev < 5) {
-		if (connect) {
-			bcm->current_core->phy->connected = 1;
-			dprintk(KERN_INFO PFX "PHY connected\n");
-		} else {
-			bcm->current_core->phy->connected = 0;
-			dprintk(KERN_INFO PFX "PHY disconnected\n");
-		}
-		return 0;
-	}
-		
+	if (bcm->current_core->rev < 5)
+		goto out;
+
 	flags = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATEHIGH);
 	if (connect) {
 		if (!(flags & 0x00010000))
 			return -ENODEV;
-		bcm->current_core->phy->connected = 1;
-
 		flags = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATELOW);
 		flags |= (0x800 << 18);
 		bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, flags);
-		dprintk(KERN_INFO PFX "PHY connected\n");
 	} else {
 		if (!(flags & 0x00020000))
 			return -ENODEV;
-		bcm->current_core->phy->connected = 0;
-
 		flags = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATELOW);
 		flags &= ~(0x800 << 18);
 		bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, flags);
-		dprintk(KERN_INFO PFX "PHY disconnected\n");
 	}
+out:
+	phy->connected = connect;
+	if (connect)
+		dprintk(KERN_INFO PFX "PHY connected\n");
+	else
+		dprintk(KERN_INFO PFX "PHY disconnected\n");
 
 	return 0;
 }
@@ -200,8 +193,8 @@ int bcm43xx_phy_connect(struct bcm43xx_private *bcm, int connect)
  */
 static void bcm43xx_phy_init_pctl(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u16 saved_batt = 0, saved_ratt = 0, saved_txctl1 = 0;
 	int must_reset_txpower = 0;
 
@@ -250,7 +243,7 @@ static void bcm43xx_phy_init_pctl(struct bcm43xx_private *bcm)
 
 static void bcm43xx_phy_agcsetup(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	u16 offset = 0x0000;
 
 	if (phy->rev == 1)
@@ -326,7 +319,7 @@ static void bcm43xx_phy_agcsetup(struct bcm43xx_private *bcm)
 
 static void bcm43xx_phy_setupg(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	u16 i;
 
 	assert(phy->type == BCM43xx_PHYTYPE_G);
@@ -420,7 +413,7 @@ static void bcm43xx_phy_setupg(struct bcm43xx_private *bcm)
 /* Initialize the noisescaletable for APHY */
 static void bcm43xx_phy_init_noisescaletbl(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	int i;
 
 	bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_CTRL, 0x1400);
@@ -448,10 +441,11 @@ static void bcm43xx_phy_init_noisescaletbl(struct bcm43xx_private *bcm)
 
 static void bcm43xx_phy_setupa(struct bcm43xx_private *bcm)
 {
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	u16 i;
 
-	assert(bcm->current_core->phy->type == BCM43xx_PHYTYPE_A);
-	switch (bcm->current_core->phy->rev) {
+	assert(phy->type == BCM43xx_PHYTYPE_A);
+	switch (phy->rev) {
 	case 2:
 		bcm43xx_phy_write(bcm, 0x008E, 0x3800);
 		bcm43xx_phy_write(bcm, 0x0035, 0x03FF);
@@ -563,7 +557,8 @@ static void bcm43xx_phy_setupa(struct bcm43xx_private *bcm)
 /* Initialize APHY. This is also called for the GPHY in some cases. */
 static void bcm43xx_phy_inita(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u16 tval;
 
 	if (phy->type == BCM43xx_PHYTYPE_A) {
@@ -586,11 +581,11 @@ static void bcm43xx_phy_inita(struct bcm43xx_private *bcm)
 
 	if ((bcm->board_vendor == PCI_VENDOR_ID_BROADCOM)
 	    && ((bcm->board_type == 0x0416) || (bcm->board_type == 0x040A))) {
-		if (bcm->current_core->radio->lofcal == 0xFFFF) {
+		if (radio->lofcal == 0xFFFF) {
 			TODO();//TODO: LOF Cal
 			bcm43xx_radio_set_tx_iq(bcm);
 		} else
-			bcm43xx_radio_write16(bcm, 0x001E, bcm->current_core->radio->lofcal);
+			bcm43xx_radio_write16(bcm, 0x001E, radio->lofcal);
 	}
 
 	bcm43xx_phy_write(bcm, 0x007A, 0xF111);
@@ -620,7 +615,7 @@ static void bcm43xx_phy_inita(struct bcm43xx_private *bcm)
 
 static void bcm43xx_phy_initb2(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u16 offset, val;
 
 	bcm43xx_write16(bcm, 0x03EC, 0x3F22);
@@ -671,7 +666,7 @@ static void bcm43xx_phy_initb2(struct bcm43xx_private *bcm)
 
 static void bcm43xx_phy_initb4(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u16 offset, val;
 
 	bcm43xx_write16(bcm, 0x03EC, 0x3F22);
@@ -729,8 +724,8 @@ static void bcm43xx_phy_initb4(struct bcm43xx_private *bcm)
 
 static void bcm43xx_phy_initb5(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u16 offset;
 
 	if (phy->version == 1 &&
@@ -835,8 +830,8 @@ static void bcm43xx_phy_initb5(struct bcm43xx_private *bcm)
 
 static void bcm43xx_phy_initb6(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u16 offset, val;
 
 	bcm43xx_phy_write(bcm, 0x003E, 0x817A);
@@ -946,9 +941,9 @@ static void bcm43xx_phy_initb6(struct bcm43xx_private *bcm)
 	udelay(40);
 	bcm43xx_radio_write16(bcm, 0x007C, (bcm43xx_radio_read16(bcm, 0x007C) | 0x0002));
 	bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
-	if ((bcm->current_core->radio->manufact == 0x17F) &&
-	    (bcm->current_core->radio->version == 0x2050) &&
-	    (bcm->current_core->radio->revision <= 2)) {
+	if (radio->manufact == 0x17F &&
+	    radio->version == 0x2050 &&
+	    radio->revision <= 2) {
 		bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
 		bcm43xx_radio_write16(bcm, 0x005A, 0x0070);
 		bcm43xx_radio_write16(bcm, 0x005B, 0x007B);
@@ -1001,8 +996,8 @@ static void bcm43xx_phy_initb6(struct bcm43xx_private *bcm)
 
 static void bcm43xx_phy_initg(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u16 tmp;
 	
 	if (phy->rev == 1)
@@ -1096,8 +1091,8 @@ static u16 bcm43xx_phy_lo_b_r15_loop(struct bcm43xx_private *bcm)
 
 void bcm43xx_phy_lo_b_measure(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	u16 regstack[12] = { 0 };
 	u16 mls;
 	u16 fval;
@@ -1190,7 +1185,9 @@ void bcm43xx_phy_lo_b_measure(struct bcm43xx_private *bcm)
 static inline
 u16 bcm43xx_phy_lo_g_deviation_subval(struct bcm43xx_private *bcm, u16 control)
 {
-	if (bcm->current_core->phy->connected) {
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+
+	if (phy->connected) {
 		bcm43xx_phy_write(bcm, 0x15, 0xE300);
 		control <<= 8;
 		bcm43xx_phy_write(bcm, 0x0812, control | 0x00B0);
@@ -1242,7 +1239,7 @@ void bcm43xx_lo_write(struct bcm43xx_private *bcm,
 		       "WARNING: Writing invalid LOpair "
 		       "(low: %d, high: %d, index: %lu)\n",
 		       pair->low, pair->high,
-		       (unsigned long)(pair - bcm->current_core->phy->_lo_pairs));
+		       (unsigned long)(pair - bcm43xx_current_phy(bcm)->_lo_pairs));
 		dump_stack();
 	}
 #endif
@@ -1257,7 +1254,7 @@ struct bcm43xx_lopair * bcm43xx_find_lopair(struct bcm43xx_private *bcm,
 					    u16 tx)
 {
 	static const u8 dict[10] = { 11, 10, 11, 12, 13, 12, 13, 12, 13, 12 };
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 
 	if (baseband_attenuation > 6)
 		baseband_attenuation = 6;
@@ -1275,10 +1272,12 @@ struct bcm43xx_lopair * bcm43xx_find_lopair(struct bcm43xx_private *bcm,
 static inline
 struct bcm43xx_lopair * bcm43xx_current_lopair(struct bcm43xx_private *bcm)
 {
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+
 	return bcm43xx_find_lopair(bcm,
-				   bcm->current_core->radio->txpower[0],
-				   bcm->current_core->radio->txpower[1],
-				   bcm->current_core->radio->txpower[2]);
+				   radio->txpower[0],
+				   radio->txpower[1],
+				   radio->txpower[2]);
 }
 
 /* Adjust B/G LO */
@@ -1294,9 +1293,9 @@ void bcm43xx_phy_lo_adjust(struct bcm43xx_private *bcm, int fixed)
 	bcm43xx_lo_write(bcm, pair);
 }
 
-static inline
-void bcm43xx_phy_lo_g_measure_txctl2(struct bcm43xx_private *bcm)
+static void bcm43xx_phy_lo_g_measure_txctl2(struct bcm43xx_private *bcm)
 {
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u16 txctl2 = 0, i;
 	u32 smallest, tmp;
 
@@ -1312,7 +1311,7 @@ void bcm43xx_phy_lo_g_measure_txctl2(struct bcm43xx_private *bcm)
 			txctl2 = i;
 		}
 	}
-	bcm->current_core->radio->txpower[3] = txctl2;
+	radio->txpower[3] = txctl2;
 }
 
 static
@@ -1402,16 +1401,17 @@ void bcm43xx_phy_lo_g_state(struct bcm43xx_private *bcm,
 void bcm43xx_phy_set_baseband_attenuation(struct bcm43xx_private *bcm,
 					  u16 baseband_attenuation)
 {
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	u16 value;
 
-	if (bcm->current_core->phy->version == 0) {
+	if (phy->version == 0) {
 		value = (bcm43xx_read16(bcm, 0x03E6) & 0xFFF0);
 		value |= (baseband_attenuation & 0x000F);
 		bcm43xx_write16(bcm, 0x03E6, value);
 		return;
 	}
 
-	if (bcm->current_core->phy->version > 1) {
+	if (phy->version > 1) {
 		value = bcm43xx_phy_read(bcm, 0x0060) & ~0x003C;
 		value |= (baseband_attenuation << 2) & 0x003C;
 	} else {
@@ -1426,8 +1426,8 @@ void bcm43xx_phy_lo_g_measure(struct bcm43xx_private *bcm)
 {
 	static const u8 pairorder[10] = { 3, 1, 5, 7, 9, 2, 0, 4, 6, 8 };
 	const int is_initializing = bcm43xx_is_initializing(bcm);
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u16 h, i, oldi = 0, j;
 	struct bcm43xx_lopair control;
 	struct bcm43xx_lopair *tmp_control;
@@ -1653,7 +1653,7 @@ void bcm43xx_phy_lo_mark_current_used(struct bcm43xx_private *bcm)
 
 void bcm43xx_phy_lo_mark_all_unused(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	struct bcm43xx_lopair *pair;
 	int i;
 
@@ -1668,7 +1668,7 @@ void bcm43xx_phy_lo_mark_all_unused(struct bcm43xx_private *bcm)
  */
 static s8 bcm43xx_phy_estimate_power_out(struct bcm43xx_private *bcm, s8 tssi)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	s8 dbm = 0;
 	s32 tmp;
 
@@ -1698,8 +1698,8 @@ static s8 bcm43xx_phy_estimate_power_out(struct bcm43xx_private *bcm, s8 tssi)
 /* http://bcm-specs.sipsolutions.net/RecalculateTransmissionPower */
 void bcm43xx_phy_xmitpower(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	
 	if (phy->savedpctlreg == 0xFFFF)
 		return;
@@ -1880,8 +1880,8 @@ s8 bcm43xx_tssi2dbm_entry(s8 entry [], u8 index, s16 pab0, s16 pab1, s16 pab2)
 /* http://bcm-specs.sipsolutions.net/TSSI_to_DBM_Table */
 int bcm43xx_phy_init_tssi2dbm_table(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	s16 pab0, pab1, pab2;
 	u8 idx;
 	s8 *dyn_tssi2dbm;
@@ -1958,7 +1958,7 @@ int bcm43xx_phy_init_tssi2dbm_table(struct bcm43xx_private *bcm)
 
 int bcm43xx_phy_init(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	int err = -ENODEV;
 	unsigned long flags;
 
@@ -2008,7 +2008,7 @@ int bcm43xx_phy_init(struct bcm43xx_private *bcm)
 
 void bcm43xx_phy_set_antenna_diversity(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	u16 antennadiv;
 	u16 offset;
 	u16 value;
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_pio.c b/drivers/net/wireless/bcm43xx/bcm43xx_pio.c
index 26dc6047d458..7bddae910de9 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_pio.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_pio.c
@@ -146,7 +146,7 @@ struct bcm43xx_pioqueue * parse_cookie(struct bcm43xx_private *bcm,
 				       u16 cookie,
 				       struct bcm43xx_pio_txpacket **packet)
 {
-	struct bcm43xx_pio *pio = bcm->current_core->pio;
+	struct bcm43xx_pio *pio = bcm43xx_current_pio(bcm);
 	struct bcm43xx_pioqueue *queue = NULL;
 	int packetindex;
 
@@ -377,7 +377,7 @@ static void bcm43xx_destroy_pioqueue(struct bcm43xx_pioqueue *queue)
 
 void bcm43xx_pio_free(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_pio *pio = bcm->current_core->pio;
+	struct bcm43xx_pio *pio = bcm43xx_current_pio(bcm);
 
 	bcm43xx_destroy_pioqueue(pio->queue3);
 	pio->queue3 = NULL;
@@ -391,7 +391,7 @@ void bcm43xx_pio_free(struct bcm43xx_private *bcm)
 
 int bcm43xx_pio_init(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_pio *pio = bcm->current_core->pio;
+	struct bcm43xx_pio *pio = bcm43xx_current_pio(bcm);
 	struct bcm43xx_pioqueue *queue;
 	int err = -ENOMEM;
 
@@ -438,7 +438,7 @@ err_destroy0:
 int bcm43xx_pio_tx(struct bcm43xx_private *bcm,
 		   struct ieee80211_txb *txb)
 {
-	struct bcm43xx_pioqueue *queue = bcm->current_core->pio->queue1;
+	struct bcm43xx_pioqueue *queue = bcm43xx_current_pio(bcm)->queue1;
 	struct bcm43xx_pio_txpacket *packet;
 	u16 tmp;
 
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_radio.c b/drivers/net/wireless/bcm43xx/bcm43xx_radio.c
index 4d3b0e85876c..07a6169a0b34 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_radio.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_radio.c
@@ -114,8 +114,8 @@ void bcm43xx_radio_unlock(struct bcm43xx_private *bcm)
 
 u16 bcm43xx_radio_read16(struct bcm43xx_private *bcm, u16 offset)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 
 	switch (phy->type) {
 	case BCM43xx_PHYTYPE_A:
@@ -151,7 +151,7 @@ void bcm43xx_radio_write16(struct bcm43xx_private *bcm, u16 offset, u16 val)
 static void bcm43xx_set_all_gains(struct bcm43xx_private *bcm,
 				  s16 first, s16 second, s16 third)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	u16 i;
 	u16 start = 0x08, end = 0x18;
 	u16 offset = 0x0400;
@@ -183,7 +183,7 @@ static void bcm43xx_set_all_gains(struct bcm43xx_private *bcm,
 
 static void bcm43xx_set_original_gains(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	u16 i, tmp;
 	u16 offset = 0x0400;
 	u16 start = 0x0008, end = 0x0018;
@@ -217,7 +217,7 @@ static void bcm43xx_set_original_gains(struct bcm43xx_private *bcm)
 /* Synthetic PU workaround */
 static void bcm43xx_synth_pu_workaround(struct bcm43xx_private *bcm, u8 channel)
 {
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	
 	if (radio->version != 0x2050 || radio->revision >= 6) {
 		/* We do not need the workaround. */
@@ -238,7 +238,7 @@ static void bcm43xx_synth_pu_workaround(struct bcm43xx_private *bcm, u8 channel)
 
 u8 bcm43xx_radio_aci_detect(struct bcm43xx_private *bcm, u8 channel)
 {
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u8 ret = 0;
 	u16 saved, rssi, temp;
 	int i, j = 0;
@@ -269,8 +269,8 @@ u8 bcm43xx_radio_aci_detect(struct bcm43xx_private *bcm, u8 channel)
 
 u8 bcm43xx_radio_aci_scan(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u8 ret[13];
 	unsigned int channel = radio->channel;
 	unsigned int i, j, start, end;
@@ -351,22 +351,23 @@ void bcm43xx_nrssi_hw_update(struct bcm43xx_private *bcm, u16 val)
 /* http://bcm-specs.sipsolutions.net/NRSSILookupTable */
 void bcm43xx_nrssi_mem_update(struct bcm43xx_private *bcm)
 {
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	s16 i, delta;
 	s32 tmp;
 
-	delta = 0x1F - bcm->current_core->radio->nrssi[0];
+	delta = 0x1F - radio->nrssi[0];
 	for (i = 0; i < 64; i++) {
-		tmp = (i - delta) * bcm->current_core->radio->nrssislope;
+		tmp = (i - delta) * radio->nrssislope;
 		tmp /= 0x10000;
 		tmp += 0x3A;
 		tmp = limit_value(tmp, 0, 0x3F);
-		bcm->current_core->radio->nrssi_lt[i] = tmp;
+		radio->nrssi_lt[i] = tmp;
 	}
 }
 
 static void bcm43xx_calc_nrssi_offset(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	u16 backup[20] = { 0 };
 	s16 v47F;
 	u16 i;
@@ -531,8 +532,8 @@ static void bcm43xx_calc_nrssi_offset(struct bcm43xx_private *bcm)
 
 void bcm43xx_calc_nrssi_slope(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u16 backup[18] = { 0 };
 	u16 tmp;
 	s16 nrssi0, nrssi1;
@@ -779,8 +780,8 @@ void bcm43xx_calc_nrssi_slope(struct bcm43xx_private *bcm)
 
 void bcm43xx_calc_nrssi_threshold(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	s16 threshold;
 	s32 a, b;
 	int tmp;
@@ -804,7 +805,7 @@ void bcm43xx_calc_nrssi_threshold(struct bcm43xx_private *bcm)
 			radiotype = 1;
 
 		if (radiotype == 1) {
-			threshold = bcm->current_core->radio->nrssi[1] - 5;
+			threshold = radio->nrssi[1] - 5;
 		} else {
 			threshold = 40 * radio->nrssi[0];
 			threshold += 33 * (radio->nrssi[1] - radio->nrssi[0]);
@@ -901,8 +902,8 @@ static void
 bcm43xx_radio_interference_mitigation_enable(struct bcm43xx_private *bcm,
 					     int mode)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	int i = 0;
 	u16 *stack = radio->interfstack;
 	u16 tmp, flipped;
@@ -1052,8 +1053,8 @@ static void
 bcm43xx_radio_interference_mitigation_disable(struct bcm43xx_private *bcm,
 					      int mode)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	int i = 0;
 	u16 *stack = radio->interfstack;
 	u16 tmp, flipped;
@@ -1142,8 +1143,8 @@ bcm43xx_radio_interference_mitigation_disable(struct bcm43xx_private *bcm,
 int bcm43xx_radio_set_interference_mitigation(struct bcm43xx_private *bcm,
 					      int mode)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	int currentmode;
 
 	if ((phy->type != BCM43xx_PHYTYPE_G) ||
@@ -1199,8 +1200,8 @@ u16 bcm43xx_radio_calibrationvalue(struct bcm43xx_private *bcm)
 
 u16 bcm43xx_radio_init2050(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u16 backup[19] = { 0 };
 	u16 ret;
 	u16 i, j;
@@ -1444,7 +1445,7 @@ int bcm43xx_radio_selectchannel(struct bcm43xx_private *bcm,
 				u8 channel,
 				int synthetic_pu_workaround)
 {
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u16 r8, tmp;
 	u16 freq;
 
@@ -1628,6 +1629,7 @@ static u16 bcm43xx_get_txgain_dac(u16 txpower)
 
 void bcm43xx_radio_set_txpower_a(struct bcm43xx_private *bcm, u16 txpower)
 {
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	u16 pamp, base, dac, ilt;
 
 	txpower = limit_value(txpower, 0, 63);
@@ -1650,7 +1652,7 @@ void bcm43xx_radio_set_txpower_a(struct bcm43xx_private *bcm, u16 txpower)
 
 	bcm43xx_ilt_write(bcm, 0x3001, dac);
 
-	bcm->current_core->radio->txpower[0] = txpower;
+	radio->txpower[0] = txpower;
 
 	TODO();
 	//TODO: FuncPlaceholder (Adjust BB loft cancel)
@@ -1660,8 +1662,8 @@ void bcm43xx_radio_set_txpower_bg(struct bcm43xx_private *bcm,
                                  u16 baseband_attenuation, u16 radio_attenuation,
                                  u16 txpower)
 {
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 
 	if (baseband_attenuation == 0xFFFF)
 		baseband_attenuation = radio->txpower[0];
@@ -1698,8 +1700,8 @@ void bcm43xx_radio_set_txpower_bg(struct bcm43xx_private *bcm,
 
 void bcm43xx_radio_turn_on(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 	int err;
 
 	if (radio->enabled)
@@ -1730,8 +1732,8 @@ void bcm43xx_radio_turn_on(struct bcm43xx_private *bcm)
 	
 void bcm43xx_radio_turn_off(struct bcm43xx_private *bcm)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
 
 	if (phy->type == BCM43xx_PHYTYPE_A) {
 		bcm43xx_radio_write16(bcm, 0x0004, 0x00FF);
@@ -1750,7 +1752,9 @@ void bcm43xx_radio_turn_off(struct bcm43xx_private *bcm)
 
 void bcm43xx_radio_clear_tssi(struct bcm43xx_private *bcm)
 {
-	switch (bcm->current_core->phy->type) {
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+
+	switch (phy->type) {
 	case BCM43xx_PHYTYPE_A:
 		bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0068, 0x7F7F);
 		bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x006a, 0x7F7F);
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.c b/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.c
index 713ec601c342..35c3c9704c3c 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.c
@@ -150,7 +150,7 @@ static ssize_t bcm43xx_attr_interfmode_show(struct device *dev,
 	bcm43xx_lock(bcm, flags);
 	assert(bcm->initialized);
 
-	switch (bcm->current_core->radio->interfmode) {
+	switch (bcm43xx_current_radio(bcm)->interfmode) {
 	case BCM43xx_RADIO_INTERFMODE_NONE:
 		count = snprintf(buf, PAGE_SIZE, "0 (No Interference Mitigation)\n");
 		break;
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
index 208193851e8e..651ba6054957 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
@@ -56,15 +56,14 @@ static int bcm43xx_wx_get_name(struct net_device *net_dev,
 {
 	struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
 	unsigned long flags;
-	int i, nr_80211;
+	int i;
 	struct bcm43xx_phyinfo *phy;
 	char suffix[7] = { 0 };
 	int have_a = 0, have_b = 0, have_g = 0;
 
 	bcm43xx_lock(bcm, flags);
-	nr_80211 = bcm43xx_num_80211_cores(bcm);
-	for (i = 0; i < nr_80211; i++) {
-		phy = bcm->phy + i;
+	for (i = 0; i < bcm->nr_80211_available; i++) {
+		phy = &(bcm->core_80211_ext[i].phy);
 		switch (phy->type) {
 		case BCM43xx_PHYTYPE_A:
 			have_a = 1;
@@ -129,7 +128,7 @@ static int bcm43xx_wx_set_channelfreq(struct net_device *net_dev,
 		err = bcm43xx_radio_selectchannel(bcm, channel, 0);
 		bcm43xx_mac_enable(bcm);
 	} else {
-		bcm->current_core->radio->initial_channel = channel;
+		bcm43xx_current_radio(bcm)->initial_channel = channel;
 		err = 0;
 	}
 out_unlock:
@@ -144,15 +143,17 @@ static int bcm43xx_wx_get_channelfreq(struct net_device *net_dev,
 				      char *extra)
 {
 	struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+	struct bcm43xx_radioinfo *radio;
 	unsigned long flags;
 	int err = -ENODEV;
 	u16 channel;
 
 	bcm43xx_lock(bcm, flags);
-	channel = bcm->current_core->radio->channel;
+	radio = bcm43xx_current_radio(bcm);
+	channel = radio->channel;
 	if (channel == 0xFF) {
 		assert(!bcm->initialized);
-		channel = bcm->current_core->radio->initial_channel;
+		channel = radio->initial_channel;
 		if (channel == 0xFF)
 			goto out_unlock;
 	}
@@ -232,6 +233,7 @@ static int bcm43xx_wx_get_rangeparams(struct net_device *net_dev,
 	const struct ieee80211_geo *geo;
 	unsigned long flags;
 	int i, j;
+	struct bcm43xx_phyinfo *phy;
 
 	data->data.length = sizeof(*range);
 	memset(range, 0, sizeof(*range));
@@ -270,11 +272,12 @@ static int bcm43xx_wx_get_rangeparams(struct net_device *net_dev,
 			  IW_ENC_CAPA_CIPHER_CCMP;
 
 	bcm43xx_lock(bcm, flags);
+	phy = bcm43xx_current_phy(bcm);
 
 	range->num_bitrates = 0;
 	i = 0;
-	if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_A ||
-	    bcm->current_core->phy->type == BCM43xx_PHYTYPE_G) {
+	if (phy->type == BCM43xx_PHYTYPE_A ||
+	    phy->type == BCM43xx_PHYTYPE_G) {
 		range->num_bitrates = 8;
 		range->bitrate[i++] = IEEE80211_OFDM_RATE_6MB;
 		range->bitrate[i++] = IEEE80211_OFDM_RATE_9MB;
@@ -285,8 +288,8 @@ static int bcm43xx_wx_get_rangeparams(struct net_device *net_dev,
 		range->bitrate[i++] = IEEE80211_OFDM_RATE_48MB;
 		range->bitrate[i++] = IEEE80211_OFDM_RATE_54MB;
 	}
-	if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_B ||
-	    bcm->current_core->phy->type == BCM43xx_PHYTYPE_G) {
+	if (phy->type == BCM43xx_PHYTYPE_B ||
+	    phy->type == BCM43xx_PHYTYPE_G) {
 		range->num_bitrates += 4;
 		range->bitrate[i++] = IEEE80211_CCK_RATE_1MB;
 		range->bitrate[i++] = IEEE80211_CCK_RATE_2MB;
@@ -461,8 +464,8 @@ static int bcm43xx_wx_set_xmitpower(struct net_device *net_dev,
 	bcm43xx_lock_mmio(bcm, flags);
 	if (!bcm->initialized)
 		goto out_unlock;
-	radio = bcm->current_core->radio;
-	phy = bcm->current_core->phy;
+	radio = bcm43xx_current_radio(bcm);
+	phy = bcm43xx_current_phy(bcm);
 	if (data->txpower.disabled != (!(radio->enabled))) {
 		if (data->txpower.disabled)
 			bcm43xx_radio_turn_off(bcm);
@@ -500,7 +503,7 @@ static int bcm43xx_wx_get_xmitpower(struct net_device *net_dev,
 	bcm43xx_lock(bcm, flags);
 	if (!bcm->initialized)
 		goto out_unlock;
-	radio = bcm->current_core->radio;
+	radio = bcm43xx_current_radio(bcm);
 	/* desired dBm value is in Q5.2 */
 	data->txpower.value = radio->txpower_desired >> 2;
 	data->txpower.fixed = 1;
@@ -645,7 +648,7 @@ static int bcm43xx_wx_set_interfmode(struct net_device *net_dev,
 					    "not supported while the interface is down.\n");
 			err = -ENODEV;
 		} else
-			bcm->current_core->radio->interfmode = mode;
+			bcm43xx_current_radio(bcm)->interfmode = mode;
 	}
 	bcm43xx_unlock_mmio(bcm, flags);
 
@@ -662,7 +665,7 @@ static int bcm43xx_wx_get_interfmode(struct net_device *net_dev,
 	int mode;
 
 	bcm43xx_lock(bcm, flags);
-	mode = bcm->current_core->radio->interfmode;
+	mode = bcm43xx_current_radio(bcm)->interfmode;
 	bcm43xx_unlock(bcm, flags);
 
 	switch (mode) {
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_xmit.c b/drivers/net/wireless/bcm43xx/bcm43xx_xmit.c
index 5ee572e79f61..c4809da8e9c7 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_xmit.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_xmit.c
@@ -284,7 +284,7 @@ void bcm43xx_generate_txhdr(struct bcm43xx_private *bcm,
 			    const int is_first_fragment,
 			    const u16 cookie)
 {
-	const struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	const struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	const struct ieee80211_hdr_4addr *wireless_header = (const struct ieee80211_hdr_4addr *)fragment_data;
 	const struct ieee80211_security *secinfo = &bcm->ieee->sec;
 	u8 bitrate;
@@ -382,8 +382,8 @@ static s8 bcm43xx_rssi_postprocess(struct bcm43xx_private *bcm,
 				   u8 in_rssi, int ofdm,
 				   int adjust_2053, int adjust_2050)
 {
-	struct bcm43xx_radioinfo *radio = bcm->current_core->radio;
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	s32 tmp;
 
 	switch (radio->version) {
@@ -442,7 +442,7 @@ static s8 bcm43xx_rssi_postprocess(struct bcm43xx_private *bcm,
 static s8 bcm43xx_rssinoise_postprocess(struct bcm43xx_private *bcm,
 					u8 in_rssi)
 {
-	struct bcm43xx_phyinfo *phy = bcm->current_core->phy;
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	s8 ret;
 
 	if (phy->type == BCM43xx_PHYTYPE_A) {
@@ -458,6 +458,8 @@ int bcm43xx_rx(struct bcm43xx_private *bcm,
 	       struct sk_buff *skb,
 	       struct bcm43xx_rxhdr *rxhdr)
 {
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
 	struct bcm43xx_plcp_hdr4 *plcp;
 	struct ieee80211_rx_stats stats;
 	struct ieee80211_hdr_4addr *wlhdr;
@@ -494,13 +496,13 @@ int bcm43xx_rx(struct bcm43xx_private *bcm,
 	else
 		stats.rate = bcm43xx_plcp_get_bitrate_cck(plcp);
 //printk("RX ofdm %d, rate == %u\n", is_ofdm, stats.rate);
-	stats.received_channel = bcm->current_core->radio->channel;
+	stats.received_channel = radio->channel;
 //TODO	stats.control = 
 	stats.mask = IEEE80211_STATMASK_SIGNAL |
 //TODO		     IEEE80211_STATMASK_NOISE |
 		     IEEE80211_STATMASK_RATE |
 		     IEEE80211_STATMASK_RSSI;
-	if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_A)
+	if (phy->type == BCM43xx_PHYTYPE_A)
 		stats.freq = IEEE80211_52GHZ_BAND;
 	else
 		stats.freq = IEEE80211_24GHZ_BAND;
-- 
2.39.5