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fakehard: add binding to wpan-phy device

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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>
This commit is contained in:
Dmitry Eremin-Solenikov 2009-08-19 18:56:57 +04:00
parent 2bfb1070ba
commit 81f9510381
1 changed files with 46 additions and 6 deletions
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52
drivers/ieee802154/fakehard.c
View file

@ -30,6 +30,12 @@
#include <net/ieee802154_netdev.h> #include <net/ieee802154_netdev.h>
#include <net/ieee802154.h> #include <net/ieee802154.h>
#include <net/nl802154.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. * 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, static int fake_assoc_req(struct net_device *dev,
struct ieee802154_addr *addr, u8 channel, u8 cap) 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 */ /* We simply emulate it here */
return ieee802154_nl_assoc_confirm(dev, fake_get_short_addr(dev), return ieee802154_nl_assoc_confirm(dev, fake_get_short_addr(dev),
IEEE802154_SUCCESS); 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 bcn_ord, u8 sf_ord, u8 pan_coord, u8 blx,
u8 coord_realign) 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 */ /* We don't emulate beacons here at all, so START should fail */
ieee802154_nl_start_confirm(dev, IEEE802154_INVALID_PARAMETER); ieee802154_nl_start_confirm(dev, IEEE802154_INVALID_PARAMETER);
return 0; return 0;
@ -290,6 +308,14 @@ static const struct net_device_ops fake_ops = {
.ndo_set_mac_address = ieee802154_fake_mac_addr, .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) 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->type = ARPHRD_IEEE802154;
dev->flags = IFF_NOARP | IFF_BROADCAST; dev->flags = IFF_NOARP | IFF_BROADCAST;
dev->watchdog_timeo = 0; dev->watchdog_timeo = 0;
dev->destructor = ieee802154_fake_destruct;
} }
static int __devinit ieee802154fake_probe(struct platform_device *pdev) static int __devinit ieee802154fake_probe(struct platform_device *pdev)
{ {
struct net_device *dev = struct net_device *dev;
alloc_netdev(0, "hardwpan%d", ieee802154_fake_setup); struct wpan_phy *phy = wpan_phy_alloc(0);
int err; int err;
if (!dev) if (!phy)
return -ENOMEM; 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", memcpy(dev->dev_addr, "\xba\xbe\xca\xfe\xde\xad\xbe\xef",
dev->addr_len); dev->addr_len);
memcpy(dev->perm_addr, dev->dev_addr, 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->netdev_ops = &fake_ops;
dev->ml_priv = &fake_mlme; dev->ml_priv = &fake_mlme;
@ -331,15 +369,18 @@ static int __devinit ieee802154fake_probe(struct platform_device *pdev)
goto out; goto out;
} }
SET_NETDEV_DEV(dev, &pdev->dev); SET_NETDEV_DEV(dev, &phy->dev);
platform_set_drvdata(pdev, dev); platform_set_drvdata(pdev, dev);
err = wpan_phy_register(&pdev->dev, phy);
if (err)
goto out;
err = register_netdev(dev); err = register_netdev(dev);
if (err < 0) if (err < 0)
goto out; goto out;
dev_info(&pdev->dev, "Added ieee802154 HardMAC hardware\n"); dev_info(&pdev->dev, "Added ieee802154 HardMAC hardware\n");
return 0; return 0;
@ -352,7 +393,6 @@ static int __devexit ieee802154fake_remove(struct platform_device *pdev)
{ {
struct net_device *dev = platform_get_drvdata(pdev); struct net_device *dev = platform_get_drvdata(pdev);
unregister_netdev(dev); unregister_netdev(dev);
free_netdev(dev);
return 0; return 0;
} }