[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

@@ -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? */

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

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;

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 {

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;

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);
 }

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 @@ int bcm43xx_pio_init(struct bcm43xx_private *bcm)
 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;
 

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);

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;

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) {

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;