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authoralex.bluesman.smirnov@gmail.com <alex.bluesman.smirnov@gmail.com>2012-06-25 23:24:51 +0000
committerDavid S. Miller <davem@davemloft.net>2012-06-26 21:06:11 -0700
commit66b69d4d7fe3026a4add368b72905b4d7878c320 (patch)
treebaaa09c385f2c9b21cec02372879c6a383f36dfb /net/mac802154
parent48e44d5057144b4e28615e3e1ce725b2ca887b40 (diff)
mac802154: page and channel setter
A new method to set page and channel values for a transceiver was added to the MIB. Signed-off-by: Alexander Smirnov <alex.bluesman.smirnov@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mac802154')
-rw-r--r--net/mac802154/mac802154.h1
-rw-r--r--net/mac802154/mib.c44
2 files changed, 45 insertions, 0 deletions
diff --git a/net/mac802154/mac802154.h b/net/mac802154/mac802154.h
index 995107203ddc..69678644a5c2 100644
--- a/net/mac802154/mac802154.h
+++ b/net/mac802154/mac802154.h
@@ -112,5 +112,6 @@ void mac802154_dev_set_short_addr(struct net_device *dev, u16 val);
void mac802154_dev_set_ieee_addr(struct net_device *dev);
u16 mac802154_dev_get_pan_id(const struct net_device *dev);
void mac802154_dev_set_pan_id(struct net_device *dev, u16 val);
+void mac802154_dev_set_page_channel(struct net_device *dev, u8 page, u8 chan);
#endif /* MAC802154_H */
diff --git a/net/mac802154/mib.c b/net/mac802154/mib.c
index d74503b4302f..380829d84600 100644
--- a/net/mac802154/mib.c
+++ b/net/mac802154/mib.c
@@ -28,6 +28,11 @@
#include "mac802154.h"
+struct phy_chan_notify_work {
+ struct work_struct work;
+ struct net_device *dev;
+};
+
struct hw_addr_filt_notify_work {
struct work_struct work;
struct net_device *dev;
@@ -139,3 +144,42 @@ void mac802154_dev_set_pan_id(struct net_device *dev, u16 val)
set_hw_addr_filt(dev, IEEE802515_AFILT_PANID_CHANGED);
}
}
+
+static void phy_chan_notify(struct work_struct *work)
+{
+ struct phy_chan_notify_work *nw = container_of(work,
+ struct phy_chan_notify_work, work);
+ struct mac802154_priv *hw = mac802154_slave_get_priv(nw->dev);
+ struct mac802154_sub_if_data *priv = netdev_priv(nw->dev);
+ int res;
+
+ res = hw->ops->set_channel(&hw->hw, priv->page, priv->chan);
+ if (res)
+ pr_debug("set_channel failed\n");
+
+ kfree(nw);
+}
+
+void mac802154_dev_set_page_channel(struct net_device *dev, u8 page, u8 chan)
+{
+ struct mac802154_sub_if_data *priv = netdev_priv(dev);
+ struct phy_chan_notify_work *work;
+
+ BUG_ON(dev->type != ARPHRD_IEEE802154);
+
+ spin_lock_bh(&priv->mib_lock);
+ priv->page = page;
+ priv->chan = chan;
+ spin_unlock_bh(&priv->mib_lock);
+
+ if (priv->hw->phy->current_channel != priv->chan ||
+ priv->hw->phy->current_page != priv->page) {
+ work = kzalloc(sizeof(*work), GFP_ATOMIC);
+ if (!work)
+ return;
+
+ INIT_WORK(&work->work, phy_chan_notify);
+ work->dev = dev;
+ queue_work(priv->hw->dev_workqueue, &work->work);
+ }
+}

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