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authorLarry Finger <Larry.Finger@lwfinger.net>2007-10-12 23:04:51 -0500
committerDavid S. Miller <davem@davemloft.net>2008-01-28 15:03:26 -0800
commitba48f7bb8062982ec916868cc8c90360aad82e53 (patch)
tree9f19ae7146c895d09b01ef7d1bbec0d44666c0bf
parentc8b0e6e19c0bcd30689cb6c6f64eb140f5d61894 (diff)
downloadop-kernel-dev-ba48f7bb8062982ec916868cc8c90360aad82e53.zip
op-kernel-dev-ba48f7bb8062982ec916868cc8c90360aad82e53.tar.gz
b43legacy: LED triggers support
Drive the LEDs through the generic LED triggers. The patch to b43 by Michael Buesch <mb@bu3sch.de> has been ported to b43legacy. Signed-off-by: Larry Finger <larry.finger@lwfinger.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/b43legacy/Kconfig6
-rw-r--r--drivers/net/wireless/b43legacy/Makefile27
-rw-r--r--drivers/net/wireless/b43legacy/b43legacy.h6
-rw-r--r--drivers/net/wireless/b43legacy/leds.c409
-rw-r--r--drivers/net/wireless/b43legacy/leds.h61
-rw-r--r--drivers/net/wireless/b43legacy/main.c40
-rw-r--r--drivers/net/wireless/b43legacy/radio.c2
7 files changed, 241 insertions, 310 deletions
diff --git a/drivers/net/wireless/b43legacy/Kconfig b/drivers/net/wireless/b43legacy/Kconfig
index 7e23ec2..1bf7775 100644
--- a/drivers/net/wireless/b43legacy/Kconfig
+++ b/drivers/net/wireless/b43legacy/Kconfig
@@ -34,6 +34,12 @@ config B43LEGACY_PCICORE_AUTOSELECT
select SSB_DRIVER_PCICORE
default y
+# LED support
+config B43LEGACY_LEDS
+ bool
+ depends on MAC80211_LEDS
+ default y
+
config B43LEGACY_DEBUG
bool "Broadcom 43xx-legacy debugging"
depends on B43LEGACY
diff --git a/drivers/net/wireless/b43legacy/Makefile b/drivers/net/wireless/b43legacy/Makefile
index ec3a248..abaa404 100644
--- a/drivers/net/wireless/b43legacy/Makefile
+++ b/drivers/net/wireless/b43legacy/Makefile
@@ -1,14 +1,17 @@
-obj-$(CONFIG_B43LEGACY) += b43legacy.o
-b43legacy-obj-$(CONFIG_B43LEGACY_DEBUG) += debugfs.o
+# b43legacy core
+b43legacy-y += main.o
+b43legacy-y += ilt.o
+b43legacy-y += phy.o
+b43legacy-y += radio.o
+b43legacy-y += sysfs.o
+b43legacy-y += xmit.o
+# b43legacy LED support
+b43legacy-$(CONFIG_B43LEGACY_LEDS) += leds.o
+# b43legacy debugging
+b43legacy-$(CONFIG_B43LEGACY_DEBUG) += debugfs.o
+# b43legacy DMA and PIO
+b43legacy-$(CONFIG_B43LEGACY_DMA) += dma.o
+b43legacy-$(CONFIG_B43LEGACY_PIO) += pio.o
-b43legacy-obj-$(CONFIG_B43LEGACY_DMA) += dma.o
-b43legacy-obj-$(CONFIG_B43LEGACY_PIO) += pio.o
+obj-$(CONFIG_B43LEGACY) += b43legacy.o
-b43legacy-objs := main.o \
- ilt.o \
- leds.o \
- phy.o \
- radio.o \
- sysfs.o \
- xmit.o \
- $(b43legacy-obj-y)
diff --git a/drivers/net/wireless/b43legacy/b43legacy.h b/drivers/net/wireless/b43legacy/b43legacy.h
index afe145c..41243ba 100644
--- a/drivers/net/wireless/b43legacy/b43legacy.h
+++ b/drivers/net/wireless/b43legacy/b43legacy.h
@@ -663,8 +663,10 @@ struct b43legacy_wldev {
/* Various statistics about the physical device. */
struct b43legacy_stats stats;
-#define B43legacy_NR_LEDS 4
- struct b43legacy_led leds[B43legacy_NR_LEDS];
+ /* The device LEDs. */
+ struct b43legacy_led led_tx;
+ struct b43legacy_led led_rx;
+ struct b43legacy_led led_assoc;
/* Reason code of the last interrupt. */
u32 irq_reason;
diff --git a/drivers/net/wireless/b43legacy/leds.c b/drivers/net/wireless/b43legacy/leds.c
index a584ea8..1e30919 100644
--- a/drivers/net/wireless/b43legacy/leds.c
+++ b/drivers/net/wireless/b43legacy/leds.c
@@ -1,13 +1,13 @@
/*
- Broadcom B43legacy wireless driver
+ Broadcom B43 wireless driver
+ LED control
Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
- Stefano Brivio <st3@riseup.net>
- Michael Buesch <mb@bu3sch.de>
- Danny van Dyk <kugelfang@gentoo.org>
- Andreas Jaggi <andreas.jaggi@waterwave.ch>
- Copyright (c) 2007 Larry Finger <Larry.Finger@lwfinger.net>
+ Copyright (c) 2005 Stefano Brivio <st3@riseup.net>
+ Copyright (c) 2005-2007 Michael Buesch <mb@bu3sch.de>
+ Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org>
+ Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -26,273 +26,208 @@
*/
-#include "leds.h"
#include "b43legacy.h"
-#include "main.h"
-
-static void b43legacy_led_changestate(struct b43legacy_led *led)
-{
- struct b43legacy_wldev *dev = led->dev;
- const int index = led->index;
- u16 ledctl;
+#include "leds.h"
- B43legacy_WARN_ON(!(index >= 0 && index < B43legacy_NR_LEDS));
- B43legacy_WARN_ON(!led->blink_interval);
- ledctl = b43legacy_read16(dev, B43legacy_MMIO_GPIO_CONTROL);
- ledctl ^= (1 << index);
- b43legacy_write16(dev, B43legacy_MMIO_GPIO_CONTROL, ledctl);
-}
-static void b43legacy_led_blink(unsigned long d)
+static void b43legacy_led_turn_on(struct b43legacy_wldev *dev, u8 led_index,
+ bool activelow)
{
- struct b43legacy_led *led = (struct b43legacy_led *)d;
- struct b43legacy_wldev *dev = led->dev;
+ struct b43legacy_wl *wl = dev->wl;
unsigned long flags;
+ u16 ctl;
- spin_lock_irqsave(&dev->wl->leds_lock, flags);
- if (led->blink_interval) {
- b43legacy_led_changestate(led);
- mod_timer(&led->blink_timer, jiffies + led->blink_interval);
- }
- spin_unlock_irqrestore(&dev->wl->leds_lock, flags);
+ spin_lock_irqsave(&wl->leds_lock, flags);
+ ctl = b43legacy_read16(dev, B43legacy_MMIO_GPIO_CONTROL);
+ if (activelow)
+ ctl &= ~(1 << led_index);
+ else
+ ctl |= (1 << led_index);
+ b43legacy_write16(dev, B43legacy_MMIO_GPIO_CONTROL, ctl);
+ spin_unlock_irqrestore(&wl->leds_lock, flags);
}
-static void b43legacy_led_blink_start(struct b43legacy_led *led,
- unsigned long interval)
+static void b43legacy_led_turn_off(struct b43legacy_wldev *dev, u8 led_index,
+ bool activelow)
{
- if (led->blink_interval)
- return;
- led->blink_interval = interval;
- b43legacy_led_changestate(led);
- led->blink_timer.expires = jiffies + interval;
- add_timer(&led->blink_timer);
+ struct b43legacy_wl *wl = dev->wl;
+ unsigned long flags;
+ u16 ctl;
+
+ spin_lock_irqsave(&wl->leds_lock, flags);
+ ctl = b43legacy_read16(dev, B43legacy_MMIO_GPIO_CONTROL);
+ if (activelow)
+ ctl |= (1 << led_index);
+ else
+ ctl &= ~(1 << led_index);
+ b43legacy_write16(dev, B43legacy_MMIO_GPIO_CONTROL, ctl);
+ spin_unlock_irqrestore(&wl->leds_lock, flags);
}
-static void b43legacy_led_blink_stop(struct b43legacy_led *led, int sync)
+/* Callback from the LED subsystem. */
+static void b43legacy_led_brightness_set(struct led_classdev *led_dev,
+ enum led_brightness brightness)
{
+ struct b43legacy_led *led = container_of(led_dev, struct b43legacy_led,
+ led_dev);
struct b43legacy_wldev *dev = led->dev;
- const int index = led->index;
- u16 ledctl;
+ bool radio_enabled;
- if (!led->blink_interval)
- return;
- if (unlikely(sync))
- del_timer_sync(&led->blink_timer);
- else
- del_timer(&led->blink_timer);
- led->blink_interval = 0;
+ /* Checking the radio-enabled status here is slightly racy,
+ * but we want to avoid the locking overhead and we don't care
+ * whether the LED has the wrong state for a second. */
+ radio_enabled = (dev->phy.radio_on && dev->radio_hw_enable);
- /* Make sure the LED is turned off. */
- B43legacy_WARN_ON(!(index >= 0 && index < B43legacy_NR_LEDS));
- ledctl = b43legacy_read16(dev, B43legacy_MMIO_GPIO_CONTROL);
- if (led->activelow)
- ledctl |= (1 << index);
+ if (brightness == LED_OFF || !radio_enabled)
+ b43legacy_led_turn_off(dev, led->index, led->activelow);
else
- ledctl &= ~(1 << index);
- b43legacy_write16(dev, B43legacy_MMIO_GPIO_CONTROL, ledctl);
+ b43legacy_led_turn_on(dev, led->index, led->activelow);
}
-static void b43legacy_led_init_hardcoded(struct b43legacy_wldev *dev,
- struct b43legacy_led *led,
- int led_index)
+static int b43legacy_register_led(struct b43legacy_wldev *dev,
+ struct b43legacy_led *led,
+ const char *name, char *default_trigger,
+ u8 led_index, bool activelow)
{
- struct ssb_bus *bus = dev->dev->bus;
+ int err;
+
+ b43legacy_led_turn_off(dev, led_index, activelow);
+ if (led->dev)
+ return -EEXIST;
+ if (!default_trigger)
+ return -EINVAL;
+ led->dev = dev;
+ led->index = led_index;
+ led->activelow = activelow;
+ strncpy(led->name, name, sizeof(led->name));
+
+ led->led_dev.name = led->name;
+ led->led_dev.default_trigger = default_trigger;
+ led->led_dev.brightness_set = b43legacy_led_brightness_set;
+
+ err = led_classdev_register(dev->dev->dev, &led->led_dev);
+ if (err) {
+ b43legacywarn(dev->wl, "LEDs: Failed to register %s\n", name);
+ led->dev = NULL;
+ return err;
+ }
+ return 0;
+}
- /* This function is called, if the behaviour (and activelow)
- * information for a LED is missing in the SPROM.
- * We hardcode the behaviour values for various devices here.
- * Note that the B43legacy_LED_TEST_XXX behaviour values can
- * be used to figure out which led is mapped to which index.
- */
+static void b43legacy_unregister_led(struct b43legacy_led *led)
+{
+ if (!led->dev)
+ return;
+ led_classdev_unregister(&led->led_dev);
+ b43legacy_led_turn_off(led->dev, led->index, led->activelow);
+ led->dev = NULL;
+}
+
+static void b43legacy_map_led(struct b43legacy_wldev *dev,
+ u8 led_index,
+ enum b43legacy_led_behaviour behaviour,
+ bool activelow)
+{
+ struct ieee80211_hw *hw = dev->wl->hw;
+ char name[B43legacy_LED_MAX_NAME_LEN + 1];
- switch (led_index) {
- case 0:
- led->behaviour = B43legacy_LED_ACTIVITY;
- led->activelow = 1;
- if (bus->boardinfo.vendor == PCI_VENDOR_ID_COMPAQ)
- led->behaviour = B43legacy_LED_RADIO_ALL;
+ /* Map the b43 specific LED behaviour value to the
+ * generic LED triggers. */
+ switch (behaviour) {
+ case B43legacy_LED_INACTIVE:
break;
- case 1:
- led->behaviour = B43legacy_LED_RADIO_B;
- if (bus->boardinfo.vendor == PCI_VENDOR_ID_ASUSTEK)
- led->behaviour = B43legacy_LED_ASSOC;
+ case B43legacy_LED_OFF:
+ b43legacy_led_turn_off(dev, led_index, activelow);
break;
- case 2:
- led->behaviour = B43legacy_LED_RADIO_A;
+ case B43legacy_LED_ON:
+ b43legacy_led_turn_on(dev, led_index, activelow);
break;
- case 3:
- led->behaviour = B43legacy_LED_OFF;
+ case B43legacy_LED_ACTIVITY:
+ case B43legacy_LED_TRANSFER:
+ case B43legacy_LED_APTRANSFER:
+ snprintf(name, sizeof(name),
+ "b43legacy-%s:tx", wiphy_name(hw->wiphy));
+ b43legacy_register_led(dev, &dev->led_tx, name,
+ ieee80211_get_tx_led_name(hw),
+ led_index, activelow);
+ snprintf(name, sizeof(name),
+ "b43legacy-%s:rx", wiphy_name(hw->wiphy));
+ b43legacy_register_led(dev, &dev->led_rx, name,
+ ieee80211_get_rx_led_name(hw),
+ led_index, activelow);
+ break;
+ /*FIXME: We need another trigger for the "radio-on" LEDs below.
+ * Wiggle that somehow into the rfkill subsystem. */
+ case B43legacy_LED_RADIO_ALL:
+ case B43legacy_LED_RADIO_A:
+ case B43legacy_LED_RADIO_B:
+ case B43legacy_LED_MODE_BG:
+ case B43legacy_LED_WEIRD:
+ case B43legacy_LED_ASSOC:
+ snprintf(name, sizeof(name),
+ "b43legacy-%s:assoc", wiphy_name(hw->wiphy));
+ b43legacy_register_led(dev, &dev->led_assoc, name,
+ ieee80211_get_assoc_led_name(hw),
+ led_index, activelow);
break;
default:
- B43legacy_BUG_ON(1);
+ b43legacywarn(dev->wl, "LEDs: Unknown behaviour 0x%02X\n",
+ behaviour);
+ break;
}
}
-int b43legacy_leds_init(struct b43legacy_wldev *dev)
+void b43legacy_leds_init(struct b43legacy_wldev *dev)
{
- struct b43legacy_led *led;
+ struct ssb_bus *bus = dev->dev->bus;
u8 sprom[4];
int i;
-
- sprom[0] = dev->dev->bus->sprom.r1.gpio0;
- sprom[1] = dev->dev->bus->sprom.r1.gpio1;
- sprom[2] = dev->dev->bus->sprom.r1.gpio2;
- sprom[3] = dev->dev->bus->sprom.r1.gpio3;
-
- for (i = 0; i < B43legacy_NR_LEDS; i++) {
- led = &(dev->leds[i]);
- led->index = i;
- led->dev = dev;
- setup_timer(&led->blink_timer,
- b43legacy_led_blink,
- (unsigned long)led);
-
- if (sprom[i] == 0xFF)
- b43legacy_led_init_hardcoded(dev, led, i);
- else {
- led->behaviour = sprom[i] & B43legacy_LED_BEHAVIOUR;
- led->activelow = !!(sprom[i] &
- B43legacy_LED_ACTIVELOW);
+ enum b43legacy_led_behaviour behaviour;
+ bool activelow;
+
+ sprom[0] = bus->sprom.r1.gpio0;
+ sprom[1] = bus->sprom.r1.gpio1;
+ sprom[2] = bus->sprom.r1.gpio2;
+ sprom[3] = bus->sprom.r1.gpio3;
+
+ for (i = 0; i < 4; i++) {
+ if (sprom[i] == 0xFF) {
+ /* There is no LED information in the SPROM
+ * for this LED. Hardcode it here. */
+ activelow = 0;
+ switch (i) {
+ case 0:
+ behaviour = B43legacy_LED_ACTIVITY;
+ activelow = 1;
+ if (bus->boardinfo.vendor == PCI_VENDOR_ID_COMPAQ)
+ behaviour = B43legacy_LED_RADIO_ALL;
+ break;
+ case 1:
+ behaviour = B43legacy_LED_RADIO_B;
+ if (bus->boardinfo.vendor == PCI_VENDOR_ID_ASUSTEK)
+ behaviour = B43legacy_LED_ASSOC;
+ break;
+ case 2:
+ behaviour = B43legacy_LED_RADIO_A;
+ break;
+ case 3:
+ behaviour = B43legacy_LED_OFF;
+ break;
+ default:
+ B43legacy_WARN_ON(1);
+ return;
+ }
+ } else {
+ behaviour = sprom[i] & B43legacy_LED_BEHAVIOUR;
+ activelow = !!(sprom[i] & B43legacy_LED_ACTIVELOW);
}
+ b43legacy_map_led(dev, i, behaviour, activelow);
}
-
- return 0;
}
void b43legacy_leds_exit(struct b43legacy_wldev *dev)
{
- struct b43legacy_led *led;
- int i;
-
- for (i = 0; i < B43legacy_NR_LEDS; i++) {
- led = &(dev->leds[i]);
- b43legacy_led_blink_stop(led, 1);
- }
- b43legacy_leds_switch_all(dev, 0);
-}
-
-void b43legacy_leds_update(struct b43legacy_wldev *dev, int activity)
-{
- struct b43legacy_led *led;
- struct b43legacy_phy *phy = &dev->phy;
- const int transferring = (jiffies - dev->stats.last_tx)
- < B43legacy_LED_XFER_THRES;
- int i;
- int turn_on;
- 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);
- for (i = 0; i < B43legacy_NR_LEDS; i++) {
- led = &(dev->leds[i]);
-
- turn_on = 0;
- switch (led->behaviour) {
- case B43legacy_LED_INACTIVE:
- continue;
- case B43legacy_LED_OFF:
- break;
- case B43legacy_LED_ON:
- turn_on = 1;
- break;
- case B43legacy_LED_ACTIVITY:
- turn_on = activity;
- break;
- case B43legacy_LED_RADIO_ALL:
- turn_on = radio_enabled;
- break;
- case B43legacy_LED_RADIO_A:
- break;
- case B43legacy_LED_RADIO_B:
- turn_on = radio_enabled;
- break;
- case B43legacy_LED_MODE_BG:
- if (phy->type == B43legacy_PHYTYPE_G && radio_enabled)
- turn_on = 1;
- break;
- case B43legacy_LED_TRANSFER:
- if (transferring)
- b43legacy_led_blink_start(led,
- B43legacy_LEDBLINK_MEDIUM);
- else
- b43legacy_led_blink_stop(led, 0);
- continue;
- case B43legacy_LED_APTRANSFER:
- if (b43legacy_is_mode(dev->wl,
- IEEE80211_IF_TYPE_AP)) {
- if (transferring) {
- interval = B43legacy_LEDBLINK_FAST;
- turn_on = 1;
- }
- } else {
- turn_on = 1;
- if (transferring)
- interval = B43legacy_LEDBLINK_FAST;
- else
- turn_on = 0;
- }
- if (turn_on)
- b43legacy_led_blink_start(led, interval);
- else
- b43legacy_led_blink_stop(led, 0);
- continue;
- case B43legacy_LED_WEIRD:
- break;
- case B43legacy_LED_ASSOC:
- turn_on = 1;
-#ifdef CONFIG_B43LEGACY_DEBUG
- case B43legacy_LED_TEST_BLINKSLOW:
- b43legacy_led_blink_start(led, B43legacy_LEDBLINK_SLOW);
- continue;
- case B43legacy_LED_TEST_BLINKMEDIUM:
- b43legacy_led_blink_start(led,
- B43legacy_LEDBLINK_MEDIUM);
- continue;
- case B43legacy_LED_TEST_BLINKFAST:
- b43legacy_led_blink_start(led, B43legacy_LEDBLINK_FAST);
- continue;
-#endif /* CONFIG_B43LEGACY_DEBUG */
- default:
- B43legacy_BUG_ON(1);
- };
-
- if (led->activelow)
- turn_on = !turn_on;
- if (turn_on)
- ledctl |= (1 << i);
- else
- ledctl &= ~(1 << i);
- }
- b43legacy_write16(dev, B43legacy_MMIO_GPIO_CONTROL, ledctl);
- spin_unlock_irqrestore(&dev->wl->leds_lock, flags);
-}
-
-void b43legacy_leds_switch_all(struct b43legacy_wldev *dev, int on)
-{
- struct b43legacy_led *led;
- u16 ledctl;
- int i;
- int bit_on;
- unsigned long flags;
-
- spin_lock_irqsave(&dev->wl->leds_lock, flags);
- ledctl = b43legacy_read16(dev, B43legacy_MMIO_GPIO_CONTROL);
- for (i = 0; i < B43legacy_NR_LEDS; i++) {
- led = &(dev->leds[i]);
- if (led->behaviour == B43legacy_LED_INACTIVE)
- continue;
- if (on)
- bit_on = led->activelow ? 0 : 1;
- else
- bit_on = led->activelow ? 1 : 0;
- if (bit_on)
- ledctl |= (1 << i);
- else
- ledctl &= ~(1 << i);
- }
- b43legacy_write16(dev, B43legacy_MMIO_GPIO_CONTROL, ledctl);
- spin_unlock_irqrestore(&dev->wl->leds_lock, flags);
+ b43legacy_unregister_led(&dev->led_tx);
+ b43legacy_unregister_led(&dev->led_rx);
+ b43legacy_unregister_led(&dev->led_assoc);
}
diff --git a/drivers/net/wireless/b43legacy/leds.h b/drivers/net/wireless/b43legacy/leds.h
index b989f50..82167a9 100644
--- a/drivers/net/wireless/b43legacy/leds.h
+++ b/drivers/net/wireless/b43legacy/leds.h
@@ -1,30 +1,33 @@
#ifndef B43legacy_LEDS_H_
#define B43legacy_LEDS_H_
+struct b43legacy_wldev;
+
+#ifdef CONFIG_B43LEGACY_LEDS
+
#include <linux/types.h>
-#include <linux/timer.h>
+#include <linux/leds.h>
+#define B43legacy_LED_MAX_NAME_LEN 31
+
struct b43legacy_led {
- u8 behaviour;
- bool activelow;
- /* Index in the "leds" array in b43legacy_wldev */
- u8 index;
struct b43legacy_wldev *dev;
- struct timer_list blink_timer;
- unsigned long blink_interval;
+ /* The LED class device */
+ struct led_classdev led_dev;
+ /* The index number of the LED. */
+ u8 index;
+ /* If activelow is true, the LED is ON if the
+ * bit is switched off. */
+ bool activelow;
+ /* The unique name string for this LED device. */
+ char name[B43legacy_LED_MAX_NAME_LEN + 1];
};
-/* Delay between state changes when blinking in jiffies */
-#define B43legacy_LEDBLINK_SLOW (HZ / 1)
-#define B43legacy_LEDBLINK_MEDIUM (HZ / 4)
-#define B43legacy_LEDBLINK_FAST (HZ / 8)
-
-#define B43legacy_LED_XFER_THRES (HZ / 100)
-
#define B43legacy_LED_BEHAVIOUR 0x7F
#define B43legacy_LED_ACTIVELOW 0x80
-enum { /* LED behaviour values */
+/* LED behaviour values */
+enum b43legacy_led_behaviour {
B43legacy_LED_OFF,
B43legacy_LED_ON,
B43legacy_LED_ACTIVITY,
@@ -37,20 +40,24 @@ enum { /* LED behaviour values */
B43legacy_LED_WEIRD,
B43legacy_LED_ASSOC,
B43legacy_LED_INACTIVE,
-
- /* Behaviour values for testing.
- * With these values it is easier to figure out
- * the real behaviour of leds, in case the SPROM
- * is missing information.
- */
- B43legacy_LED_TEST_BLINKSLOW,
- B43legacy_LED_TEST_BLINKMEDIUM,
- B43legacy_LED_TEST_BLINKFAST,
};
-int b43legacy_leds_init(struct b43legacy_wldev *dev);
+void b43legacy_leds_init(struct b43legacy_wldev *dev);
void b43legacy_leds_exit(struct b43legacy_wldev *dev);
-void b43legacy_leds_update(struct b43legacy_wldev *dev, int activity);
-void b43legacy_leds_switch_all(struct b43legacy_wldev *dev, int on);
+
+#else /* CONFIG_B43EGACY_LEDS */
+/* LED support disabled */
+
+struct b43legacy_led {
+ /* empty */
+};
+
+static inline void b43legacy_leds_init(struct b43legacy_wldev *dev)
+{
+}
+static inline void b43legacy_leds_exit(struct b43legacy_wldev *dev)
+{
+}
+#endif /* CONFIG_B43LEGACY_LEDS */
#endif /* B43legacy_LEDS_H_ */
diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c
index 32d5e17..43edd08 100644
--- a/drivers/net/wireless/b43legacy/main.c
+++ b/drivers/net/wireless/b43legacy/main.c
@@ -83,10 +83,6 @@ static int modparam_long_retry = B43legacy_DEFAULT_LONG_RETRY_LIMIT;
module_param_named(long_retry, modparam_long_retry, int, 0444);
MODULE_PARM_DESC(long_retry, "Long-Retry-Limit (0 - 15)");
-static int modparam_noleds;
-module_param_named(noleds, modparam_noleds, int, 0444);
-MODULE_PARM_DESC(noleds, "Turn off all LED activity");
-
static char modparam_fwpostfix[16];
module_param_string(fwpostfix, modparam_fwpostfix, 16, 0444);
MODULE_PARM_DESC(fwpostfix, "Postfix for the firmware files to load.");
@@ -1217,7 +1213,6 @@ static void b43legacy_interrupt_tasklet(struct b43legacy_wldev *dev)
u32 dma_reason[ARRAY_SIZE(dev->dma_reason)];
u32 merged_dma_reason = 0;
int i;
- int activity = 0;
unsigned long flags;
spin_lock_irqsave(&dev->wl->irq_lock, flags);
@@ -1281,7 +1276,6 @@ static void b43legacy_interrupt_tasklet(struct b43legacy_wldev *dev)
b43legacy_pio_rx(dev->pio.queue0);
else
b43legacy_dma_rx(dev->dma.rx_ring0);
- /* We intentionally don't set "activity" to 1, here. */
}
B43legacy_WARN_ON(dma_reason[1] & B43legacy_DMAIRQ_RX_DONE);
B43legacy_WARN_ON(dma_reason[2] & B43legacy_DMAIRQ_RX_DONE);
@@ -1290,20 +1284,13 @@ static void b43legacy_interrupt_tasklet(struct b43legacy_wldev *dev)
b43legacy_pio_rx(dev->pio.queue3);
else
b43legacy_dma_rx(dev->dma.rx_ring3);
- activity = 1;
}
B43legacy_WARN_ON(dma_reason[4] & B43legacy_DMAIRQ_RX_DONE);
B43legacy_WARN_ON(dma_reason[5] & B43legacy_DMAIRQ_RX_DONE);
- if (reason & B43legacy_IRQ_TX_OK) {
+ if (reason & B43legacy_IRQ_TX_OK)
handle_irq_transmit_status(dev);
- activity = 1;
- /* TODO: In AP mode, this also causes sending of powersave
- responses. */
- }
- if (!modparam_noleds)
- b43legacy_leds_update(dev, activity);
b43legacy_interrupt_enable(dev, dev->irq_savedstate);
mmiowb();
spin_unlock_irqrestore(&dev->wl->irq_lock, flags);
@@ -1755,7 +1742,6 @@ static int b43legacy_gpio_init(struct b43legacy_wldev *dev)
B43legacy_MMIO_STATUS_BITFIELD)
& 0xFFFF3FFF);
- b43legacy_leds_switch_all(dev, 0);
b43legacy_write16(dev, B43legacy_MMIO_GPIO_MASK,
b43legacy_read16(dev,
B43legacy_MMIO_GPIO_MASK)
@@ -2008,8 +1994,7 @@ static bool b43legacy_is_hw_radio_enabled(struct b43legacy_wldev *dev)
static void b43legacy_chip_exit(struct b43legacy_wldev *dev)
{
b43legacy_radio_turn_off(dev);
- if (!modparam_noleds)
- b43legacy_leds_exit(dev);
+ b43legacy_leds_exit(dev);
b43legacy_gpio_cleanup(dev);
/* firmware is released later */
}
@@ -2039,9 +2024,11 @@ static int b43legacy_chip_init(struct b43legacy_wldev *dev)
err = b43legacy_gpio_init(dev);
if (err)
goto out; /* firmware is released later */
+ b43legacy_leds_init(dev);
+
err = b43legacy_upload_initvals(dev);
if (err)
- goto err_gpio_cleanup;
+ goto err_leds_exit;
b43legacy_radio_turn_on(dev);
b43legacy_write16(dev, 0x03E6, 0x0000);
@@ -2120,7 +2107,8 @@ out:
err_radio_off:
b43legacy_radio_turn_off(dev);
-err_gpio_cleanup:
+err_leds_exit:
+ b43legacy_leds_exit(dev);
b43legacy_gpio_cleanup(dev);
goto out;
}
@@ -2168,7 +2156,6 @@ static void b43legacy_periodic_every1sec(struct b43legacy_wldev *dev)
dev->radio_hw_enable = radio_hw_enable;
b43legacyinfo(dev->wl, "Radio hardware status changed to %s\n",
(radio_hw_enable) ? "enabled" : "disabled");
- b43legacy_leds_update(dev, 0);
}
}
@@ -3498,18 +3485,13 @@ static int b43legacy_wireless_core_attach(struct b43legacy_wldev *dev)
else
have_bphy = 1;
- /* Initialize LEDs structs. */
- err = b43legacy_leds_init(dev);
- if (err)
- goto err_powerdown;
-
dev->phy.gmode = (have_gphy || have_bphy);
tmp = dev->phy.gmode ? B43legacy_TMSLOW_GMODE : 0;
b43legacy_wireless_core_reset(dev, tmp);
err = b43legacy_phy_versioning(dev);
if (err)
- goto err_leds_exit;
+ goto err_powerdown;
/* Check if this device supports multiband. */
if (!pdev ||
(pdev->device != 0x4312 &&
@@ -3535,10 +3517,10 @@ static int b43legacy_wireless_core_attach(struct b43legacy_wldev *dev)
err = b43legacy_validate_chipaccess(dev);
if (err)
- goto err_leds_exit;
+ goto err_powerdown;
err = b43legacy_setup_modes(dev, have_bphy, have_gphy);
if (err)
- goto err_leds_exit;
+ goto err_powerdown;
/* Now set some default "current_dev" */
if (!wl->current_dev)
@@ -3553,8 +3535,6 @@ static int b43legacy_wireless_core_attach(struct b43legacy_wldev *dev)
out:
return err;
-err_leds_exit:
- b43legacy_leds_exit(dev);
err_powerdown:
ssb_bus_may_powerdown(bus);
return err;
diff --git a/drivers/net/wireless/b43legacy/radio.c b/drivers/net/wireless/b43legacy/radio.c
index a361dee..34cb0d8 100644
--- a/drivers/net/wireless/b43legacy/radio.c
+++ b/drivers/net/wireless/b43legacy/radio.c
@@ -2113,7 +2113,6 @@ void b43legacy_radio_turn_on(struct b43legacy_wldev *dev)
B43legacy_BUG_ON(1);
}
phy->radio_on = 1;
- b43legacy_leds_update(dev, 0);
}
void b43legacy_radio_turn_off(struct b43legacy_wldev *dev)
@@ -2135,7 +2134,6 @@ void b43legacy_radio_turn_off(struct b43legacy_wldev *dev)
b43legacy_phy_write(dev, 0x0015, 0xAA00);
phy->radio_on = 0;
b43legacydbg(dev->wl, "Radio initialized\n");
- b43legacy_leds_update(dev, 0);
}
void b43legacy_radio_clear_tssi(struct b43legacy_wldev *dev)
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