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ieee802154: remove mlme get_phy callback

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This patch removes the get_phy callback from mlme ops structure. Instead
we doing a dereference via ieee802154_ptr dev pointer. For backwards
compatibility we need to run get_device after dereference wpan_phy via
ieee802154_ptr.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Alexander Aring 2014-11-05 20:51:18 +01:00 committed by Marcel Holtmann
parent d5ae67bacd
commit bd28a11f25
6 changed files with 6 additions and 38 deletions
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12
include/net/ieee802154_netdev.h
View File

@ -423,8 +423,6 @@ struct ieee802154_mlme_ops {
/* The fields below are required. */
struct wpan_phy *(*get_phy)(const struct net_device *dev);
/*
* FIXME: these should become the part of PIB/MIB interface.
* However we still don't have IB interface of any kind
@ -434,16 +432,6 @@ struct ieee802154_mlme_ops {
u8 (*get_dsn)(const struct net_device *dev);
};
/* The IEEE 802.15.4 standard defines 2 type of the devices:
* - FFD - full functionality device
* - RFD - reduce functionality device
*
* So 2 sets of mlme operations are needed
*/
struct ieee802154_reduced_mlme_ops {
struct wpan_phy *(*get_phy)(const struct net_device *dev);
};
static inline struct ieee802154_mlme_ops *
ieee802154_mlme_ops(const struct net_device *dev)
{

8
net/ieee802154/6lowpan_rtnl.c
View File

@ -407,13 +407,6 @@ static netdev_tx_t lowpan_xmit(struct sk_buff *skb, struct net_device *dev)
}
}
static struct wpan_phy *lowpan_get_phy(const struct net_device *dev)
{
struct net_device *real_dev = lowpan_dev_info(dev)->real_dev;
return ieee802154_mlme_ops(real_dev)->get_phy(real_dev);
}
static __le16 lowpan_get_pan_id(const struct net_device *dev)
{
struct net_device *real_dev = lowpan_dev_info(dev)->real_dev;
@ -465,7 +458,6 @@ static const struct net_device_ops lowpan_netdev_ops = {
static struct ieee802154_mlme_ops lowpan_mlme = {
.get_pan_id = lowpan_get_pan_id,
.get_phy = lowpan_get_phy,
.get_short_addr = lowpan_get_short_addr,
.get_dsn = lowpan_get_dsn,
};

6
net/ieee802154/nl-mac.c
View File

@ -94,8 +94,9 @@ static int ieee802154_nl_fill_iface(struct sk_buff *msg, u32 portid,
goto out;
ops = ieee802154_mlme_ops(dev);
phy = ops->get_phy(dev);
phy = dev->ieee802154_ptr->wpan_phy;
BUG_ON(!phy);
get_device(&phy->dev);
short_addr = ops->get_short_addr(dev);
pan_id = ops->get_pan_id(dev);
@ -493,7 +494,8 @@ int ieee802154_set_macparams(struct sk_buff *skb, struct genl_info *info)
!info->attrs[IEEE802154_ATTR_FRAME_RETRIES])
goto out;
phy = ops->get_phy(dev);
phy = dev->ieee802154_ptr->wpan_phy;
get_device(&phy->dev);
ops->get_mac_params(dev, &params);

3
net/ieee802154/nl-phy.c
View File

@ -287,8 +287,9 @@ int ieee802154_del_iface(struct sk_buff *skb, struct genl_info *info)
if (!dev)
return -ENODEV;
phy = ieee802154_mlme_ops(dev)->get_phy(dev);
phy = dev->ieee802154_ptr->wpan_phy;
BUG_ON(!phy);
get_device(&phy->dev);
rc = -EINVAL;
/* phy name is optional, but should be checked if it's given */

1
net/mac802154/iface.c
View File

@ -428,7 +428,6 @@ ieee802154_setup_sdata(struct ieee802154_sub_if_data *sdata, int type)
case IEEE802154_DEV_MONITOR:
sdata->dev->destructor = free_netdev;
sdata->dev->netdev_ops = &mac802154_monitor_ops;
sdata->dev->ml_priv = &mac802154_mlme_reduced;
sdata->promisuous_mode = true;
break;
default:

14
net/mac802154/mac_cmd.c
View File

@ -67,15 +67,6 @@ static int mac802154_mlme_start_req(struct net_device *dev,
return rc;
}
static struct wpan_phy *mac802154_get_phy(const struct net_device *dev)
{
struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
BUG_ON(dev->type != ARPHRD_IEEE802154);
return to_phy(get_device(&sdata->local->phy->dev));
}
static int mac802154_set_mac_params(struct net_device *dev,
const struct ieee802154_mac_params *params)
{
@ -134,12 +125,7 @@ static struct ieee802154_llsec_ops mac802154_llsec_ops = {
.unlock_table = mac802154_unlock_table,
};
struct ieee802154_reduced_mlme_ops mac802154_mlme_reduced = {
.get_phy = mac802154_get_phy,
};
struct ieee802154_mlme_ops mac802154_mlme_wpan = {
.get_phy = mac802154_get_phy,
.start_req = mac802154_mlme_start_req,
.get_pan_id = mac802154_dev_get_pan_id,
.get_short_addr = mac802154_dev_get_short_addr,