b43: Rewrite suspend/resume code

This removes most of the b43 suspend/resume code (it's handled by mac80211)
and moves the registration of devices to the attachment phase. This is
required, because we must not register/unregister devices on suspend/resume.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 3 insertions, 16 deletions

diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h
index 09cfe68537b6..89ccf0d50f33 100644
--- a/drivers/net/wireless/b43/b43.h
+++ b/drivers/net/wireless/b43/b43.h
@@ -629,13 +629,6 @@ struct b43_wl {
          * from the mac80211 subsystem. */
         u16 mac80211_initially_registered_queues;
 
-        /* R/W lock for data transmission.
-         * Transmissions on 2+ queues can run concurrently, but somebody else
-         * might sync with TX by write_lock_irqsave()'ing. */
-        rwlock_t tx_lock;
-        /* Lock for LEDs access. */
-        spinlock_t leds_lock;
-
         /* We can only have one operating interface (802.11 core)
          * at a time. General information about this interface follows.
          */
@@ -686,6 +679,9 @@ struct b43_wl {
         struct work_struct tx_work;
         /* Queue of packets to be transmitted. */
         struct sk_buff_head tx_queue;
+
+        /* The device LEDs. */
+        struct b43_leds leds;
 };
 
 /* The type of the firmware file. */
@@ -768,13 +764,10 @@ struct b43_wldev {
         /* The device initialization status.
          * Use b43_status() to query. */
         atomic_t __init_status;
-        /* Saved init status for handling suspend. */
-        int suspend_init_status;
 
         bool bad_frames_preempt;        /* Use "Bad Frames Preemption" (default off) */
         bool dfq_valid;         /* Directed frame queue valid (IBSS PS mode, ATIM) */
         bool radio_hw_enable;   /* saved state of radio hardware enabled state */
-        bool suspend_in_progress;       /* TRUE, if we are in a suspend/resume cycle */
         bool qos_enabled;               /* TRUE, if QoS is used. */
         bool hwcrypto_enabled;          /* TRUE, if HW crypto acceleration is enabled. */
 
@@ -794,12 +787,6 @@ struct b43_wldev {
         /* Various statistics about the physical device. */
         struct b43_stats stats;
 
-        /* The device LEDs. */
-        struct b43_led led_tx;
-        struct b43_led led_rx;
-        struct b43_led led_assoc;
-        struct b43_led led_radio;
-
         /* Reason code of the last interrupt. */
         u32 irq_reason;
         u32 dma_reason[6];