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authorDmitry Eremin-Solenikov <dbaryshkov@gmail.com>2009-08-19 18:56:57 +0400
committerDmitry Eremin-Solenikov <dbaryshkov@gmail.com>2009-08-19 23:08:21 +0400
commit81f9510381ee43205564063f2e8650672b11d453 (patch)
treed4f95da600caa4b488d40d54ca1e211ea61c371f /drivers/ieee802154
parent2bfb1070ba1fdb8cbc2b0b9ff61a3b0701ab40de (diff)
downloadlinux-81f9510381ee43205564063f2e8650672b11d453.tar.xz
fakehard: add binding to wpan-phy device
Make fakehard create and maintain wpan-phy node, thus representing it's phy in the sysfs. Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Diffstat (limited to 'drivers/ieee802154')
-rw-r--r--drivers/ieee802154/fakehard.c52
1 files changed, 46 insertions, 6 deletions
diff --git a/drivers/ieee802154/fakehard.c b/drivers/ieee802154/fakehard.c
index 262536fae905..22a93bc764c5 100644
--- a/drivers/ieee802154/fakehard.c
+++ b/drivers/ieee802154/fakehard.c
@@ -30,6 +30,12 @@
#include <net/ieee802154_netdev.h>
#include <net/ieee802154.h>
#include <net/nl802154.h>
+#include <net/wpan-phy.h>
+
+struct wpan_phy *net_to_phy(struct net_device *dev)
+{
+ return container_of(dev->dev.parent, struct wpan_phy, dev);
+}
/**
* fake_get_pan_id - Retrieve the PAN ID of the device.
@@ -115,6 +121,12 @@ static u8 fake_get_bsn(struct net_device *dev)
static int fake_assoc_req(struct net_device *dev,
struct ieee802154_addr *addr, u8 channel, u8 cap)
{
+ struct wpan_phy *phy = net_to_phy(dev);
+
+ mutex_lock(&phy->pib_lock);
+ phy->current_channel = channel;
+ mutex_unlock(&phy->pib_lock);
+
/* We simply emulate it here */
return ieee802154_nl_assoc_confirm(dev, fake_get_short_addr(dev),
IEEE802154_SUCCESS);
@@ -183,6 +195,12 @@ static int fake_start_req(struct net_device *dev, struct ieee802154_addr *addr,
u8 bcn_ord, u8 sf_ord, u8 pan_coord, u8 blx,
u8 coord_realign)
{
+ struct wpan_phy *phy = net_to_phy(dev);
+
+ mutex_lock(&phy->pib_lock);
+ phy->current_channel = channel;
+ mutex_unlock(&phy->pib_lock);
+
/* We don't emulate beacons here at all, so START should fail */
ieee802154_nl_start_confirm(dev, IEEE802154_INVALID_PARAMETER);
return 0;
@@ -290,6 +308,14 @@ static const struct net_device_ops fake_ops = {
.ndo_set_mac_address = ieee802154_fake_mac_addr,
};
+static void ieee802154_fake_destruct(struct net_device *dev)
+{
+ struct wpan_phy *phy = net_to_phy(dev);
+
+ wpan_phy_unregister(phy);
+ free_netdev(dev);
+ wpan_phy_free(phy);
+}
static void ieee802154_fake_setup(struct net_device *dev)
{
@@ -302,22 +328,34 @@ static void ieee802154_fake_setup(struct net_device *dev)
dev->type = ARPHRD_IEEE802154;
dev->flags = IFF_NOARP | IFF_BROADCAST;
dev->watchdog_timeo = 0;
+ dev->destructor = ieee802154_fake_destruct;
}
static int __devinit ieee802154fake_probe(struct platform_device *pdev)
{
- struct net_device *dev =
- alloc_netdev(0, "hardwpan%d", ieee802154_fake_setup);
+ struct net_device *dev;
+ struct wpan_phy *phy = wpan_phy_alloc(0);
int err;
- if (!dev)
+ if (!phy)
+ return -ENOMEM;
+
+ dev = alloc_netdev(0, "hardwpan%d", ieee802154_fake_setup);
+ if (!dev) {
+ wpan_phy_free(phy);
return -ENOMEM;
+ }
+
+ phy->dev.platform_data = dev;
memcpy(dev->dev_addr, "\xba\xbe\xca\xfe\xde\xad\xbe\xef",
dev->addr_len);
memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
+ phy->channels_supported = (1 << 27) - 1;
+ phy->transmit_power = 0xbf;
+
dev->netdev_ops = &fake_ops;
dev->ml_priv = &fake_mlme;
@@ -331,15 +369,18 @@ static int __devinit ieee802154fake_probe(struct platform_device *pdev)
goto out;
}
- SET_NETDEV_DEV(dev, &pdev->dev);
+ SET_NETDEV_DEV(dev, &phy->dev);
platform_set_drvdata(pdev, dev);
+ err = wpan_phy_register(&pdev->dev, phy);
+ if (err)
+ goto out;
+
err = register_netdev(dev);
if (err < 0)
goto out;
-
dev_info(&pdev->dev, "Added ieee802154 HardMAC hardware\n");
return 0;
@@ -352,7 +393,6 @@ static int __devexit ieee802154fake_remove(struct platform_device *pdev)
{
struct net_device *dev = platform_get_drvdata(pdev);
unregister_netdev(dev);
- free_netdev(dev);
return 0;
}