6 files changed, 30 insertions, 20 deletions

diff --git a/drivers/net/wireless/intersil/p54/fwio.c b/drivers/net/wireless/intersil/p54/fwio.c
index c4fe70e05b9b..3baf8ab01e22 100644
--- a/drivers/net/wireless/intersil/p54/fwio.c
+++ b/drivers/net/wireless/intersil/p54/fwio.c
@@ -216,7 +216,7 @@ int p54_download_eeprom(struct p54_common *priv, void *buf,
 	struct sk_buff *skb;
 	size_t eeprom_hdr_size;
 	int ret = 0;
-	long timeout;
+	long time_left;
 
 	if (priv->fw_var >= 0x509)
 		eeprom_hdr_size = sizeof(*eeprom_hdr);
@@ -231,6 +231,7 @@ int p54_download_eeprom(struct p54_common *priv, void *buf,
 
 	mutex_lock(&priv->eeprom_mutex);
 	priv->eeprom = buf;
+	priv->eeprom_slice_size = len;
 	eeprom_hdr = skb_put(skb, eeprom_hdr_size + len);
 
 	if (priv->fw_var < 0x509) {
@@ -245,14 +246,15 @@ int p54_download_eeprom(struct p54_common *priv, void *buf,
 
 	p54_tx(priv, skb);
 
-	timeout = wait_for_completion_interruptible_timeout(
+	time_left = wait_for_completion_interruptible_timeout(
 			&priv->eeprom_comp, HZ);
-	if (timeout <= 0) {
+	if (time_left <= 0) {
 		wiphy_err(priv->hw->wiphy,
 			"device does not respond or signal received!\n");
 		ret = -EBUSY;
 	}
 	priv->eeprom = NULL;
+	priv->eeprom_slice_size = 0;
 	mutex_unlock(&priv->eeprom_mutex);
 	return ret;
 }
diff --git a/drivers/net/wireless/intersil/p54/main.c b/drivers/net/wireless/intersil/p54/main.c
index c6084683aedd..42111bb53f58 100644
--- a/drivers/net/wireless/intersil/p54/main.c
+++ b/drivers/net/wireless/intersil/p54/main.c
@@ -197,7 +197,7 @@ out:
 	return err;
 }
 
-static void p54_stop(struct ieee80211_hw *dev)
+static void p54_stop(struct ieee80211_hw *dev, bool suspend)
 {
 	struct p54_common *priv = dev->priv;
 	int i;
@@ -704,6 +704,10 @@ static void p54_set_coverage_class(struct ieee80211_hw *dev,
 }
 
 static const struct ieee80211_ops p54_ops = {
+	.add_chanctx = ieee80211_emulate_add_chanctx,
+	.remove_chanctx = ieee80211_emulate_remove_chanctx,
+	.change_chanctx = ieee80211_emulate_change_chanctx,
+	.switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx,
 	.tx			= p54_tx_80211,
 	.wake_tx_queue		= ieee80211_handle_wake_tx_queue,
 	.start			= p54_start,
diff --git a/drivers/net/wireless/intersil/p54/p54.h b/drivers/net/wireless/intersil/p54/p54.h
index 522656de4159..aeb5e40cc5ef 100644
--- a/drivers/net/wireless/intersil/p54/p54.h
+++ b/drivers/net/wireless/intersil/p54/p54.h
@@ -258,6 +258,7 @@ struct p54_common {
 
 	/* eeprom handling */
 	void *eeprom;
+	size_t eeprom_slice_size;
 	struct completion eeprom_comp;
 	struct mutex eeprom_mutex;
 };
diff --git a/drivers/net/wireless/intersil/p54/p54pci.c b/drivers/net/wireless/intersil/p54/p54pci.c
index e97ee547b9f3..6588f5477762 100644
--- a/drivers/net/wireless/intersil/p54/p54pci.c
+++ b/drivers/net/wireless/intersil/p54/p54pci.c
@@ -434,7 +434,7 @@ static int p54p_open(struct ieee80211_hw *dev)
 {
 	struct p54p_priv *priv = dev->priv;
 	int err;
-	long timeout;
+	long time_left;
 
 	init_completion(&priv->boot_comp);
 	err = request_irq(priv->pdev->irq, p54p_interrupt,
@@ -472,12 +472,12 @@ static int p54p_open(struct ieee80211_hw *dev)
 	P54P_WRITE(dev_int, cpu_to_le32(ISL38XX_DEV_INT_RESET));
 	P54P_READ(dev_int);
 
-	timeout = wait_for_completion_interruptible_timeout(
+	time_left = wait_for_completion_interruptible_timeout(
 			&priv->boot_comp, HZ);
-	if (timeout <= 0) {
+	if (time_left <= 0) {
 		wiphy_err(dev->wiphy, "Cannot boot firmware!\n");
 		p54p_stop(dev);
-		return timeout ? -ERESTARTSYS : -ETIMEDOUT;
+		return time_left ? -ERESTARTSYS : -ETIMEDOUT;
 	}
 
 	P54P_WRITE(int_enable, cpu_to_le32(ISL38XX_INT_IDENT_UPDATE));
diff --git a/drivers/net/wireless/intersil/p54/p54spi.c b/drivers/net/wireless/intersil/p54/p54spi.c
index 0073b5e0f9c9..27f44a9f0bc1 100644
--- a/drivers/net/wireless/intersil/p54/p54spi.c
+++ b/drivers/net/wireless/intersil/p54/p54spi.c
@@ -518,7 +518,7 @@ out:
 static int p54spi_op_start(struct ieee80211_hw *dev)
 {
 	struct p54s_priv *priv = dev->priv;
-	unsigned long timeout;
+	long time_left;
 	int ret = 0;
 
 	if (mutex_lock_interruptible(&priv->mutex)) {
@@ -538,10 +538,10 @@ static int p54spi_op_start(struct ieee80211_hw *dev)
 
 	mutex_unlock(&priv->mutex);
 
-	timeout = msecs_to_jiffies(2000);
-	timeout = wait_for_completion_interruptible_timeout(&priv->fw_comp,
-							    timeout);
-	if (!timeout) {
+	time_left = msecs_to_jiffies(2000);
+	time_left = wait_for_completion_interruptible_timeout(&priv->fw_comp,
+							      time_left);
+	if (!time_left) {
 		dev_err(&priv->spi->dev, "firmware boot failed");
 		p54spi_power_off(priv);
 		ret = -1;
@@ -624,7 +624,7 @@ static int p54spi_probe(struct spi_device *spi)
 	gpio_direction_input(p54spi_gpio_irq);
 
 	ret = request_irq(gpio_to_irq(p54spi_gpio_irq),
-			  p54spi_interrupt, 0, "p54spi",
+			  p54spi_interrupt, IRQF_NO_AUTOEN, "p54spi",
 			  priv->spi);
 	if (ret < 0) {
 		dev_err(&priv->spi->dev, "request_irq() failed");
@@ -633,8 +633,6 @@ static int p54spi_probe(struct spi_device *spi)
 
 	irq_set_irq_type(gpio_to_irq(p54spi_gpio_irq), IRQ_TYPE_EDGE_RISING);
 
-	disable_irq(gpio_to_irq(p54spi_gpio_irq));
-
 	INIT_WORK(&priv->work, p54spi_work);
 	init_completion(&priv->fw_comp);
 	INIT_LIST_HEAD(&priv->tx_pending);
diff --git a/drivers/net/wireless/intersil/p54/txrx.c b/drivers/net/wireless/intersil/p54/txrx.c
index 8414aa208655..2deb1bb54f24 100644
--- a/drivers/net/wireless/intersil/p54/txrx.c
+++ b/drivers/net/wireless/intersil/p54/txrx.c
@@ -496,14 +496,19 @@ static void p54_rx_eeprom_readback(struct p54_common *priv,
 		return ;
 
 	if (priv->fw_var >= 0x509) {
-		memcpy(priv->eeprom, eeprom->v2.data,
-		       le16_to_cpu(eeprom->v2.len));
+		if (le16_to_cpu(eeprom->v2.len) != priv->eeprom_slice_size)
+			return;
+
+		memcpy(priv->eeprom, eeprom->v2.data, priv->eeprom_slice_size);
 	} else {
-		memcpy(priv->eeprom, eeprom->v1.data,
-		       le16_to_cpu(eeprom->v1.len));
+		if (le16_to_cpu(eeprom->v1.len) != priv->eeprom_slice_size)
+			return;
+
+		memcpy(priv->eeprom, eeprom->v1.data, priv->eeprom_slice_size);
 	}
 
 	priv->eeprom = NULL;
+	priv->eeprom_slice_size = 0;
 	tmp = p54_find_and_unlink_skb(priv, hdr->req_id);
 	dev_kfree_skb_any(tmp);
 	complete(&priv->eeprom_comp);