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path: root/drivers/net/wireless/b43legacy
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Diffstat (limited to 'drivers/net/wireless/b43legacy')
-rw-r--r--drivers/net/wireless/b43legacy/leds.c12
-rw-r--r--drivers/net/wireless/b43legacy/main.c25
-rw-r--r--drivers/net/wireless/b43legacy/main.h20
-rw-r--r--drivers/net/wireless/b43legacy/radio.c2
4 files changed, 25 insertions, 34 deletions
diff --git a/drivers/net/wireless/b43legacy/leds.c b/drivers/net/wireless/b43legacy/leds.c
index 498912ddedd..a584ea81050 100644
--- a/drivers/net/wireless/b43legacy/leds.c
+++ b/drivers/net/wireless/b43legacy/leds.c
@@ -182,6 +182,7 @@ void b43legacy_leds_update(struct b43legacy_wldev *dev, int activity)
unsigned long interval = 0;
u16 ledctl;
unsigned long flags;
+ bool radio_enabled = (phy->radio_on && dev->radio_hw_enable);
spin_lock_irqsave(&dev->wl->leds_lock, flags);
ledctl = b43legacy_read16(dev, B43legacy_MMIO_GPIO_CONTROL);
@@ -201,20 +202,15 @@ void b43legacy_leds_update(struct b43legacy_wldev *dev, int activity)
turn_on = activity;
break;
case B43legacy_LED_RADIO_ALL:
- turn_on = phy->radio_on &&
- b43legacy_is_hw_radio_enabled(dev);
+ turn_on = radio_enabled;
break;
case B43legacy_LED_RADIO_A:
break;
case B43legacy_LED_RADIO_B:
- turn_on = (phy->radio_on &&
- b43legacy_is_hw_radio_enabled(dev) &&
- (phy->type == B43legacy_PHYTYPE_B ||
- phy->type == B43legacy_PHYTYPE_G));
+ turn_on = radio_enabled;
break;
case B43legacy_LED_MODE_BG:
- if (phy->type == B43legacy_PHYTYPE_G &&
- b43legacy_is_hw_radio_enabled(dev))
+ if (phy->type == B43legacy_PHYTYPE_G && radio_enabled)
turn_on = 1;
break;
case B43legacy_LED_TRANSFER:
diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c
index 3e935d0d4b8..a793f183a2c 100644
--- a/drivers/net/wireless/b43legacy/main.c
+++ b/drivers/net/wireless/b43legacy/main.c
@@ -2007,6 +2007,21 @@ static void b43legacy_mgmtframe_txantenna(struct b43legacy_wldev *dev,
B43legacy_SHM_SH_PRPHYCTL, tmp);
}
+/* Returns TRUE, if the radio is enabled in hardware. */
+static bool b43legacy_is_hw_radio_enabled(struct b43legacy_wldev *dev)
+{
+ if (dev->phy.rev >= 3) {
+ if (!(b43legacy_read32(dev, B43legacy_MMIO_RADIO_HWENABLED_HI)
+ & B43legacy_MMIO_RADIO_HWENABLED_HI_MASK))
+ return 1;
+ } else {
+ if (b43legacy_read16(dev, B43legacy_MMIO_RADIO_HWENABLED_LO)
+ & B43legacy_MMIO_RADIO_HWENABLED_LO_MASK)
+ return 1;
+ }
+ return 0;
+}
+
/* This is the opposite of b43legacy_chip_init() */
static void b43legacy_chip_exit(struct b43legacy_wldev *dev)
{
@@ -2046,9 +2061,6 @@ static int b43legacy_chip_init(struct b43legacy_wldev *dev)
if (err)
goto err_gpio_cleanup;
b43legacy_radio_turn_on(dev);
- dev->radio_hw_enable = b43legacy_is_hw_radio_enabled(dev);
- b43legacyinfo(dev->wl, "Radio %s by hardware\n",
- (dev->radio_hw_enable == 0) ? "disabled" : "enabled");
b43legacy_write16(dev, 0x03E6, 0x0000);
err = b43legacy_phy_init(dev);
@@ -2170,14 +2182,14 @@ static void b43legacy_periodic_every15sec(struct b43legacy_wldev *dev)
static void b43legacy_periodic_every1sec(struct b43legacy_wldev *dev)
{
- int radio_hw_enable;
+ bool radio_hw_enable;
/* check if radio hardware enabled status changed */
radio_hw_enable = b43legacy_is_hw_radio_enabled(dev);
if (unlikely(dev->radio_hw_enable != radio_hw_enable)) {
dev->radio_hw_enable = radio_hw_enable;
b43legacyinfo(dev->wl, "Radio hardware status changed to %s\n",
- (radio_hw_enable == 0) ? "disabled" : "enabled");
+ (radio_hw_enable) ? "enabled" : "disabled");
b43legacy_leds_update(dev, 0);
}
}
@@ -2933,6 +2945,9 @@ static void setup_struct_phy_for_init(struct b43legacy_wldev *dev,
/* Flags */
phy->locked = 0;
+ /* Assume the radio is enabled. If it's not enabled, the state will
+ * immediately get fixed on the first periodic work run. */
+ dev->radio_hw_enable = 1;
phy->savedpctlreg = 0xFFFF;
phy->aci_enable = 0;
diff --git a/drivers/net/wireless/b43legacy/main.h b/drivers/net/wireless/b43legacy/main.h
index 673935e67e6..68435c50d8e 100644
--- a/drivers/net/wireless/b43legacy/main.h
+++ b/drivers/net/wireless/b43legacy/main.h
@@ -97,26 +97,6 @@ int b43legacy_is_ofdm_rate(int rate)
return !b43legacy_is_cck_rate(rate);
}
-static inline
-int b43legacy_is_hw_radio_enabled(struct b43legacy_wldev *dev)
-{
- /* function to return state of hardware enable of radio
- * returns 0 if radio disabled, 1 if radio enabled
- */
- struct b43legacy_phy *phy = &dev->phy;
-
- if (phy->rev >= 3)
- return ((b43legacy_read32(dev,
- B43legacy_MMIO_RADIO_HWENABLED_HI)
- & B43legacy_MMIO_RADIO_HWENABLED_HI_MASK)
- == 0) ? 1 : 0;
- else
- return ((b43legacy_read16(dev,
- B43legacy_MMIO_RADIO_HWENABLED_LO)
- & B43legacy_MMIO_RADIO_HWENABLED_LO_MASK)
- == 0) ? 0 : 1;
-}
-
void b43legacy_tsf_read(struct b43legacy_wldev *dev, u64 *tsf);
void b43legacy_tsf_write(struct b43legacy_wldev *dev, u64 tsf);
diff --git a/drivers/net/wireless/b43legacy/radio.c b/drivers/net/wireless/b43legacy/radio.c
index 54067f08282..a361dee664a 100644
--- a/drivers/net/wireless/b43legacy/radio.c
+++ b/drivers/net/wireless/b43legacy/radio.c
@@ -2134,7 +2134,7 @@ void b43legacy_radio_turn_off(struct b43legacy_wldev *dev)
} else
b43legacy_phy_write(dev, 0x0015, 0xAA00);
phy->radio_on = 0;
- b43legacydbg(dev->wl, "Radio turned off\n");
+ b43legacydbg(dev->wl, "Radio initialized\n");
b43legacy_leds_update(dev, 0);
}