From 2a55832f5884d0512556d772b5532aa5737f39ad Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 4 Dec 2010 01:32:04 +0000 Subject: mac80211: update to wireless-testing 2010-11-30 SVN-Revision: 24235 --- .../mac80211/patches/562-throughput_trigger.patch | 388 --------------------- 1 file changed, 388 deletions(-) delete mode 100644 package/mac80211/patches/562-throughput_trigger.patch (limited to 'package/mac80211/patches/562-throughput_trigger.patch') diff --git a/package/mac80211/patches/562-throughput_trigger.patch b/package/mac80211/patches/562-throughput_trigger.patch deleted file mode 100644 index 7f85c46..0000000 --- a/package/mac80211/patches/562-throughput_trigger.patch +++ /dev/null @@ -1,388 +0,0 @@ -Subject: mac80211: add throughput based LED blink trigger -From: Johannes Berg - -iwlwifi and other drivers like to blink their LED -based on throughput. Implement this generically in -mac80211, based on a throughput table the driver -specifies. That way, drivers can set the blink -frequencies depending on their desired behaviour -and max throughput. - -All the drivers need to do is provide an LED class -device, best with blink hardware offload. - -Signed-off-by: Johannes Berg ---- -v2: turn off LED when turning off radio -v3: - use only data frames - - fix update frequency to 1 second - - use DIV_ROUND_UP - - include/net/mac80211.h | 38 ++++++++++++++ - net/mac80211/ieee80211_i.h | 13 ++++ - net/mac80211/iface.c | 1 - net/mac80211/led.c | 119 +++++++++++++++++++++++++++++++++++++++++++++ - net/mac80211/led.h | 44 +++++++++++++--- - net/mac80211/rx.c | 3 + - net/mac80211/tx.c | 3 + - net/mac80211/util.c | 2 - 8 files changed, 214 insertions(+), 9 deletions(-) - ---- a/include/net/mac80211.h -+++ b/include/net/mac80211.h -@@ -1849,11 +1849,26 @@ struct ieee80211_hw *ieee80211_alloc_hw( - */ - int ieee80211_register_hw(struct ieee80211_hw *hw); - -+/** -+ * struct ieee80211_tpt_blink - throughput blink description -+ * @throughput: throughput in Kbit/sec -+ * @blink_time: blink time in milliseconds -+ * (full cycle, ie. one off + one on period) -+ */ -+struct ieee80211_tpt_blink { -+ int throughput; -+ int blink_time; -+}; -+ - #ifdef CONFIG_MAC80211_LEDS - extern char *__ieee80211_get_tx_led_name(struct ieee80211_hw *hw); - extern char *__ieee80211_get_rx_led_name(struct ieee80211_hw *hw); - extern char *__ieee80211_get_assoc_led_name(struct ieee80211_hw *hw); - extern char *__ieee80211_get_radio_led_name(struct ieee80211_hw *hw); -+extern char *__ieee80211_create_tpt_led_trigger( -+ struct ieee80211_hw *hw, -+ const struct ieee80211_tpt_blink *blink_table, -+ unsigned int blink_table_len); - #endif - /** - * ieee80211_get_tx_led_name - get name of TX LED -@@ -1932,6 +1947,29 @@ static inline char *ieee80211_get_radio_ - } - - /** -+ * ieee80211_create_tpt_led_trigger - create throughput LED trigger -+ * @hw: the hardware to create the trigger for -+ * @blink_table: the blink table -- needs to be ordered by throughput -+ * @blink_table_len: size of the blink table -+ * -+ * This function returns %NULL (in case of error, or if no LED -+ * triggers are configured) or the name of the new trigger. -+ * This function must be called before ieee80211_register_hw(). -+ */ -+static inline char * -+ieee80211_create_tpt_led_trigger(struct ieee80211_hw *hw, -+ const struct ieee80211_tpt_blink *blink_table, -+ unsigned int blink_table_len) -+{ -+#ifdef CONFIG_MAC80211_LEDS -+ return __ieee80211_create_tpt_led_trigger(hw, blink_table, -+ blink_table_len); -+#else -+ return NULL; -+#endif -+} -+ -+/** - * ieee80211_unregister_hw - Unregister a hardware device - * - * This function instructs mac80211 to free allocated resources ---- a/net/mac80211/ieee80211_i.h -+++ b/net/mac80211/ieee80211_i.h -@@ -23,6 +23,7 @@ - #include - #include - #include -+#include - #include - #include - #include -@@ -636,6 +637,17 @@ enum queue_stop_reason { - IEEE80211_QUEUE_STOP_REASON_SKB_ADD, - }; - -+struct tpt_led_trigger { -+ struct led_trigger trig; -+ char name[32]; -+ const struct ieee80211_tpt_blink *blink_table; -+ unsigned int blink_table_len; -+ struct timer_list timer; -+ bool running; -+ unsigned long prev_traffic; -+ unsigned long tx_bytes, rx_bytes; -+}; -+ - /** - * mac80211 scan flags - currently active scan mode - * -@@ -849,6 +861,7 @@ struct ieee80211_local { - #ifdef CONFIG_MAC80211_LEDS - int tx_led_counter, rx_led_counter; - struct led_trigger *tx_led, *rx_led, *assoc_led, *radio_led; -+ struct tpt_led_trigger *tpt_led_trigger; - char tx_led_name[32], rx_led_name[32], - assoc_led_name[32], radio_led_name[32]; - #endif ---- a/net/mac80211/led.c -+++ b/net/mac80211/led.c -@@ -103,6 +103,13 @@ void ieee80211_led_init(struct ieee80211 - local->radio_led = NULL; - } - } -+ -+ if (local->tpt_led_trigger) { -+ if (led_trigger_register(&local->tpt_led_trigger->trig)) { -+ kfree(local->tpt_led_trigger); -+ local->tpt_led_trigger = NULL; -+ } -+ } - } - - void ieee80211_led_exit(struct ieee80211_local *local) -@@ -123,6 +130,11 @@ void ieee80211_led_exit(struct ieee80211 - led_trigger_unregister(local->rx_led); - kfree(local->rx_led); - } -+ -+ if (local->tpt_led_trigger) { -+ led_trigger_unregister(&local->tpt_led_trigger->trig); -+ kfree(local->tpt_led_trigger); -+ } - } - - char *__ieee80211_get_radio_led_name(struct ieee80211_hw *hw) -@@ -156,3 +168,110 @@ char *__ieee80211_get_rx_led_name(struct - return local->rx_led_name; - } - EXPORT_SYMBOL(__ieee80211_get_rx_led_name); -+ -+static unsigned long tpt_trig_traffic(struct ieee80211_local *local, -+ struct tpt_led_trigger *tpt_trig) -+{ -+ unsigned long traffic, delta; -+ -+ traffic = tpt_trig->tx_bytes + tpt_trig->rx_bytes; -+ -+ delta = traffic - tpt_trig->prev_traffic; -+ tpt_trig->prev_traffic = traffic; -+ return DIV_ROUND_UP(delta, 1024 / 8); -+} -+ -+static void tpt_trig_timer(unsigned long data) -+{ -+ struct ieee80211_local *local = (void *)data; -+ struct tpt_led_trigger *tpt_trig = local->tpt_led_trigger; -+ struct led_classdev *led_cdev; -+ unsigned long on, off, tpt; -+ int i; -+ -+ if (!tpt_trig->running) -+ return; -+ -+ mod_timer(&tpt_trig->timer, round_jiffies(jiffies + HZ)); -+ -+ tpt = tpt_trig_traffic(local, tpt_trig); -+ -+ /* default to just solid on */ -+ on = 1; -+ off = 0; -+ -+ for (i = tpt_trig->blink_table_len - 1; i >= 0; i--) { -+ if (tpt > tpt_trig->blink_table[i].throughput) { -+ off = tpt_trig->blink_table[i].blink_time / 2; -+ on = tpt_trig->blink_table[i].blink_time - off; -+ break; -+ } -+ } -+ -+ read_lock(&tpt_trig->trig.leddev_list_lock); -+ list_for_each_entry(led_cdev, &tpt_trig->trig.led_cdevs, trig_list) -+ led_blink_set(led_cdev, &on, &off); -+ read_unlock(&tpt_trig->trig.leddev_list_lock); -+} -+ -+extern char *__ieee80211_create_tpt_led_trigger( -+ struct ieee80211_hw *hw, -+ const struct ieee80211_tpt_blink *blink_table, -+ unsigned int blink_table_len) -+{ -+ struct ieee80211_local *local = hw_to_local(hw); -+ struct tpt_led_trigger *tpt_trig; -+ -+ if (WARN_ON(local->tpt_led_trigger)) -+ return NULL; -+ -+ tpt_trig = kzalloc(sizeof(struct tpt_led_trigger), GFP_KERNEL); -+ if (!tpt_trig) -+ return NULL; -+ -+ snprintf(tpt_trig->name, sizeof(tpt_trig->name), -+ "%stpt", wiphy_name(local->hw.wiphy)); -+ -+ tpt_trig->trig.name = tpt_trig->name; -+ -+ tpt_trig->blink_table = blink_table; -+ tpt_trig->blink_table_len = blink_table_len; -+ -+ setup_timer(&tpt_trig->timer, tpt_trig_timer, (unsigned long)local); -+ -+ local->tpt_led_trigger = tpt_trig; -+ -+ return tpt_trig->name; -+} -+EXPORT_SYMBOL(__ieee80211_create_tpt_led_trigger); -+ -+void ieee80211_start_tpt_led_trig(struct ieee80211_local *local) -+{ -+ struct tpt_led_trigger *tpt_trig = local->tpt_led_trigger; -+ -+ if (!tpt_trig) -+ return; -+ -+ /* reset traffic */ -+ tpt_trig_traffic(local, tpt_trig); -+ tpt_trig->running = true; -+ -+ mod_timer(&tpt_trig->timer, round_jiffies(jiffies + HZ)); -+} -+ -+void ieee80211_stop_tpt_led_trig(struct ieee80211_local *local) -+{ -+ struct tpt_led_trigger *tpt_trig = local->tpt_led_trigger; -+ struct led_classdev *led_cdev; -+ -+ if (!tpt_trig) -+ return; -+ -+ tpt_trig->running = false; -+ del_timer_sync(&tpt_trig->timer); -+ -+ read_lock(&tpt_trig->trig.leddev_list_lock); -+ list_for_each_entry(led_cdev, &tpt_trig->trig.led_cdevs, trig_list) -+ led_brightness_set(led_cdev, LED_OFF); -+ read_unlock(&tpt_trig->trig.leddev_list_lock); -+} ---- a/net/mac80211/led.h -+++ b/net/mac80211/led.h -@@ -12,15 +12,17 @@ - #include "ieee80211_i.h" - - #ifdef CONFIG_MAC80211_LEDS --extern void ieee80211_led_rx(struct ieee80211_local *local); --extern void ieee80211_led_tx(struct ieee80211_local *local, int q); --extern void ieee80211_led_assoc(struct ieee80211_local *local, -- bool associated); --extern void ieee80211_led_radio(struct ieee80211_local *local, -- bool enabled); --extern void ieee80211_led_names(struct ieee80211_local *local); --extern void ieee80211_led_init(struct ieee80211_local *local); --extern void ieee80211_led_exit(struct ieee80211_local *local); -+void ieee80211_led_rx(struct ieee80211_local *local); -+void ieee80211_led_tx(struct ieee80211_local *local, int q); -+void ieee80211_led_assoc(struct ieee80211_local *local, -+ bool associated); -+void ieee80211_led_radio(struct ieee80211_local *local, -+ bool enabled); -+void ieee80211_led_names(struct ieee80211_local *local); -+void ieee80211_led_init(struct ieee80211_local *local); -+void ieee80211_led_exit(struct ieee80211_local *local); -+void ieee80211_start_tpt_led_trig(struct ieee80211_local *local); -+void ieee80211_stop_tpt_led_trig(struct ieee80211_local *local); - #else - static inline void ieee80211_led_rx(struct ieee80211_local *local) - { -@@ -45,4 +47,28 @@ static inline void ieee80211_led_init(st - static inline void ieee80211_led_exit(struct ieee80211_local *local) - { - } -+static inline void ieee80211_start_tpt_led_trig(struct ieee80211_local *local) -+{ -+} -+static inline void ieee80211_stop_tpt_led_trig(struct ieee80211_local *local) -+{ -+} -+#endif -+ -+static inline void -+ieee80211_tpt_led_trig_tx(struct ieee80211_local *local, __le16 fc, int bytes) -+{ -+#ifdef CONFIG_MAC80211_LEDS -+ if (local->tpt_led_trigger && ieee80211_is_data(fc)) -+ local->tpt_led_trigger->tx_bytes += bytes; - #endif -+} -+ -+static inline void -+ieee80211_tpt_led_trig_rx(struct ieee80211_local *local, __le16 fc, int bytes) -+{ -+#ifdef CONFIG_MAC80211_LEDS -+ if (local->tpt_led_trigger && ieee80211_is_data(fc)) -+ local->tpt_led_trigger->rx_bytes += bytes; -+#endif -+} ---- a/net/mac80211/iface.c -+++ b/net/mac80211/iface.c -@@ -225,6 +225,7 @@ static int ieee80211_do_open(struct net_ - /* we're brought up, everything changes */ - hw_reconf_flags = ~0; - ieee80211_led_radio(local, true); -+ ieee80211_start_tpt_led_trig(local); - } - - /* ---- a/net/mac80211/util.c -+++ b/net/mac80211/util.c -@@ -1141,6 +1141,7 @@ u32 ieee80211_sta_get_rates(struct ieee8 - void ieee80211_stop_device(struct ieee80211_local *local) - { - ieee80211_led_radio(local, false); -+ ieee80211_stop_tpt_led_trig(local); - - cancel_work_sync(&local->reconfig_filter); - -@@ -1175,6 +1176,7 @@ int ieee80211_reconfig(struct ieee80211_ - } - - ieee80211_led_radio(local, true); -+ ieee80211_start_tpt_led_trig(local); - } - - /* add interfaces */ ---- a/net/mac80211/rx.c -+++ b/net/mac80211/rx.c -@@ -2873,6 +2873,9 @@ void ieee80211_rx(struct ieee80211_hw *h - return; - } - -+ ieee80211_tpt_led_trig_rx(local, -+ ((struct ieee80211_hdr *)skb->data)->frame_control, -+ skb->len); - __ieee80211_rx_handle_packet(hw, skb); - - rcu_read_unlock(); ---- a/net/mac80211/tx.c -+++ b/net/mac80211/tx.c -@@ -1292,6 +1292,7 @@ static int __ieee80211_tx(struct ieee802 - - while (skb) { - int q = skb_get_queue_mapping(skb); -+ __le16 fc; - - spin_lock_irqsave(&local->queue_stop_reason_lock, flags); - ret = IEEE80211_TX_OK; -@@ -1334,6 +1335,7 @@ static int __ieee80211_tx(struct ieee802 - else - info->control.sta = NULL; - -+ fc = ((struct ieee80211_hdr *)skb->data)->frame_control; - ret = drv_tx(local, skb); - if (WARN_ON(ret != NETDEV_TX_OK && skb->len != len)) { - dev_kfree_skb(skb); -@@ -1344,6 +1346,7 @@ static int __ieee80211_tx(struct ieee802 - return IEEE80211_TX_AGAIN; - } - -+ ieee80211_tpt_led_trig_tx(local, fc, len); - *skbp = skb = next; - ieee80211_led_tx(local, 1); - fragm = true; -- cgit v1.1