Merge branch 'linus' into sched/core

Merge reason: update to latest upstream

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 47 insertions, 51 deletions

diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 490fb45d1d0..1521b1e78d2 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -67,7 +67,12 @@ MODULE_AUTHOR("Gábor Stefanik");
 MODULE_LICENSE("GPL");
 
 MODULE_FIRMWARE(B43_SUPPORTED_FIRMWARE_ID);
-
+MODULE_FIRMWARE("b43/ucode11.fw");
+MODULE_FIRMWARE("b43/ucode13.fw");
+MODULE_FIRMWARE("b43/ucode14.fw");
+MODULE_FIRMWARE("b43/ucode15.fw");
+MODULE_FIRMWARE("b43/ucode5.fw");
+MODULE_FIRMWARE("b43/ucode9.fw");
 
 static int modparam_bad_frames_preempt;
 module_param_named(bad_frames_preempt, modparam_bad_frames_preempt, int, 0444);
@@ -102,6 +107,9 @@ int b43_modparam_verbose = B43_VERBOSITY_DEFAULT;
 module_param_named(verbose, b43_modparam_verbose, int, 0644);
 MODULE_PARM_DESC(verbose, "Log message verbosity: 0=error, 1=warn, 2=info(default), 3=debug");
 
+int b43_modparam_pio = B43_PIO_DEFAULT;
+module_param_named(pio, b43_modparam_pio, int, 0644);
+MODULE_PARM_DESC(pio, "Use PIO accesses by default: 0=DMA, 1=PIO");
 
 static const struct ssb_device_id b43_ssb_tbl[] = {
 	SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 5),
@@ -110,6 +118,7 @@ static const struct ssb_device_id b43_ssb_tbl[] = {
 	SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 9),
 	SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 10),
 	SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 11),
+	SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 12),
 	SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 13),
 	SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 15),
 	SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 16),
@@ -842,8 +851,10 @@ static void rx_tkip_phase1_write(struct b43_wldev *dev, u8 index, u32 iv32,
 }
 
 static void b43_op_update_tkip_key(struct ieee80211_hw *hw,
-			struct ieee80211_key_conf *keyconf, const u8 *addr,
-			u32 iv32, u16 *phase1key)
+				   struct ieee80211_vif *vif,
+				   struct ieee80211_key_conf *keyconf,
+				   struct ieee80211_sta *sta,
+				   u32 iv32, u16 *phase1key)
 {
 	struct b43_wl *wl = hw_to_b43_wl(hw);
 	struct b43_wldev *dev;
@@ -852,19 +863,19 @@ static void b43_op_update_tkip_key(struct ieee80211_hw *hw,
 	if (B43_WARN_ON(!modparam_hwtkip))
 		return;
 
-	mutex_lock(&wl->mutex);
-
+	/* This is only called from the RX path through mac80211, where
+	 * our mutex is already locked. */
+	B43_WARN_ON(!mutex_is_locked(&wl->mutex));
 	dev = wl->current_dev;
-	if (!dev || b43_status(dev) < B43_STAT_INITIALIZED)
-		goto out_unlock;
+	B43_WARN_ON(!dev || b43_status(dev) < B43_STAT_INITIALIZED);
 
 	keymac_write(dev, index, NULL);	/* First zero out mac to avoid race */
 
 	rx_tkip_phase1_write(dev, index, iv32, phase1key);
-	keymac_write(dev, index, addr);
-
-out_unlock:
-	mutex_unlock(&wl->mutex);
+	/* only pairwise TKIP keys are supported right now */
+	if (WARN_ON(!sta))
+		return;
+	keymac_write(dev, index, sta->addr);
 }
 
 static void do_key_write(struct b43_wldev *dev,
@@ -1793,8 +1804,9 @@ static void b43_do_interrupt_thread(struct b43_wldev *dev)
 			       dma_reason[4], dma_reason[5]);
 			b43err(dev->wl, "This device does not support DMA "
 			       "on your system. Please use PIO instead.\n");
-			b43err(dev->wl, "CONFIG_B43_FORCE_PIO must be set in "
-			       "your kernel configuration.\n");
+			/* Fall back to PIO transfers if we get fatal DMA errors! */
+			dev->use_pio = 1;
+			b43_controller_restart(dev, "DMA error");
 			return;
 		}
 		if (merged_dma_reason & B43_DMAIRQ_NONFATALMASK) {
@@ -3345,27 +3357,6 @@ out_unlock:
 	return err;
 }
 
-static int b43_op_get_tx_stats(struct ieee80211_hw *hw,
-			       struct ieee80211_tx_queue_stats *stats)
-{
-	struct b43_wl *wl = hw_to_b43_wl(hw);
-	struct b43_wldev *dev;
-	int err = -ENODEV;
-
-	mutex_lock(&wl->mutex);
-	dev = wl->current_dev;
-	if (dev && b43_status(dev) >= B43_STAT_STARTED) {
-		if (b43_using_pio_transfers(dev))
-			b43_pio_get_tx_stats(dev, stats);
-		else
-			b43_dma_get_tx_stats(dev, stats);
-		err = 0;
-	}
-	mutex_unlock(&wl->mutex);
-
-	return err;
-}
-
 static int b43_op_get_stats(struct ieee80211_hw *hw,
 			    struct ieee80211_low_level_stats *stats)
 {
@@ -3569,6 +3560,12 @@ static int b43_op_config(struct ieee80211_hw *hw, u32 changed)
 	dev = wl->current_dev;
 	phy = &dev->phy;
 
+	if (conf_is_ht(conf))
+		phy->is_40mhz =
+			(conf_is_ht40_minus(conf) || conf_is_ht40_plus(conf));
+	else
+		phy->is_40mhz = false;
+
 	b43_mac_suspend(dev);
 
 	if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS)
@@ -3970,6 +3967,7 @@ static int b43_wireless_core_start(struct b43_wldev *dev)
 	}
 
 	/* We are ready to run. */
+	ieee80211_wake_queues(dev->wl->hw);
 	b43_set_status(dev, B43_STAT_STARTED);
 
 	/* Start data flow (TX/RX). */
@@ -4360,7 +4358,7 @@ static int b43_wireless_core_init(struct b43_wldev *dev)
 
 	if ((dev->dev->bus->bustype == SSB_BUSTYPE_PCMCIA) ||
 	    (dev->dev->bus->bustype == SSB_BUSTYPE_SDIO) ||
-	    B43_FORCE_PIO) {
+	    dev->use_pio) {
 		dev->__using_pio_transfers = 1;
 		err = b43_pio_init(dev);
 	} else {
@@ -4379,8 +4377,6 @@ static int b43_wireless_core_init(struct b43_wldev *dev)
 
 	ieee80211_wake_queues(dev->wl->hw);
 
-	ieee80211_wake_queues(dev->wl->hw);
-
 	b43_set_status(dev, B43_STAT_INITIALIZED);
 
 out:
@@ -4395,7 +4391,7 @@ err_busdown:
 }
 
 static int b43_op_add_interface(struct ieee80211_hw *hw,
-				struct ieee80211_if_init_conf *conf)
+				struct ieee80211_vif *vif)
 {
 	struct b43_wl *wl = hw_to_b43_wl(hw);
 	struct b43_wldev *dev;
@@ -4403,24 +4399,24 @@ static int b43_op_add_interface(struct ieee80211_hw *hw,
 
 	/* TODO: allow WDS/AP devices to coexist */
 
-	if (conf->type != NL80211_IFTYPE_AP &&
-	    conf->type != NL80211_IFTYPE_MESH_POINT &&
-	    conf->type != NL80211_IFTYPE_STATION &&
-	    conf->type != NL80211_IFTYPE_WDS &&
-	    conf->type != NL80211_IFTYPE_ADHOC)
+	if (vif->type != NL80211_IFTYPE_AP &&
+	    vif->type != NL80211_IFTYPE_MESH_POINT &&
+	    vif->type != NL80211_IFTYPE_STATION &&
+	    vif->type != NL80211_IFTYPE_WDS &&
+	    vif->type != NL80211_IFTYPE_ADHOC)
 		return -EOPNOTSUPP;
 
 	mutex_lock(&wl->mutex);
 	if (wl->operating)
 		goto out_mutex_unlock;
 
-	b43dbg(wl, "Adding Interface type %d\n", conf->type);
+	b43dbg(wl, "Adding Interface type %d\n", vif->type);
 
 	dev = wl->current_dev;
 	wl->operating = 1;
-	wl->vif = conf->vif;
-	wl->if_type = conf->type;
-	memcpy(wl->mac_addr, conf->mac_addr, ETH_ALEN);
+	wl->vif = vif;
+	wl->if_type = vif->type;
+	memcpy(wl->mac_addr, vif->addr, ETH_ALEN);
 
 	b43_adjust_opmode(dev);
 	b43_set_pretbtt(dev);
@@ -4435,17 +4431,17 @@ static int b43_op_add_interface(struct ieee80211_hw *hw,
 }
 
 static void b43_op_remove_interface(struct ieee80211_hw *hw,
-				    struct ieee80211_if_init_conf *conf)
+				    struct ieee80211_vif *vif)
 {
 	struct b43_wl *wl = hw_to_b43_wl(hw);
 	struct b43_wldev *dev = wl->current_dev;
 
-	b43dbg(wl, "Removing Interface type %d\n", conf->type);
+	b43dbg(wl, "Removing Interface type %d\n", vif->type);
 
 	mutex_lock(&wl->mutex);
 
 	B43_WARN_ON(!wl->operating);
-	B43_WARN_ON(wl->vif != conf->vif);
+	B43_WARN_ON(wl->vif != vif);
 	wl->vif = NULL;
 
 	wl->operating = 0;
@@ -4586,7 +4582,6 @@ static const struct ieee80211_ops b43_hw_ops = {
 	.set_key		= b43_op_set_key,
 	.update_tkip_key	= b43_op_update_tkip_key,
 	.get_stats		= b43_op_get_stats,
-	.get_tx_stats		= b43_op_get_tx_stats,
 	.get_tsf		= b43_op_get_tsf,
 	.set_tsf		= b43_op_set_tsf,
 	.start			= b43_op_start,
@@ -4830,6 +4825,7 @@ static int b43_one_core_attach(struct ssb_device *dev, struct b43_wl *wl)
 	if (!wldev)
 		goto out;
 
+	wldev->use_pio = b43_modparam_pio;
 	wldev->dev = dev;
 	wldev->wl = wl;
 	b43_set_status(wldev, B43_STAT_UNINIT);