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[MAC80211]: move some rate control functions out of ieee80211.c
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I think these can go with rate control just as well and it makes
ieee80211.c more readable.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Jiri Benc <jbenc@suse.cz>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Johannes Berg authored and David S. Miller committed Oct 10, 2007
1 parent 1f5a7e4 commit ff68808
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Showing 4 changed files with 48 additions and 43 deletions.
41 changes: 0 additions & 41 deletions net/mac80211/ieee80211.c
Original file line number Diff line number Diff line change
Expand Up @@ -1542,47 +1542,6 @@ void ieee80211_if_mgmt_setup(struct net_device *dev)
dev->destructor = ieee80211_if_free;
}

int ieee80211_init_rate_ctrl_alg(struct ieee80211_local *local,
const char *name)
{
struct rate_control_ref *ref, *old;

ASSERT_RTNL();
if (local->open_count || netif_running(local->mdev) ||
(local->apdev && netif_running(local->apdev)))
return -EBUSY;

ref = rate_control_alloc(name, local);
if (!ref) {
printk(KERN_WARNING "%s: Failed to select rate control "
"algorithm\n", local->mdev->name);
return -ENOENT;
}

old = local->rate_ctrl;
local->rate_ctrl = ref;
if (old) {
rate_control_put(old);
sta_info_flush(local, NULL);
}

printk(KERN_DEBUG "%s: Selected rate control "
"algorithm '%s'\n", local->mdev->name,
ref->ops->name);


return 0;
}

static void rate_control_deinitialize(struct ieee80211_local *local)
{
struct rate_control_ref *ref;

ref = local->rate_ctrl;
local->rate_ctrl = NULL;
rate_control_put(ref);
}

struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
const struct ieee80211_ops *ops)
{
Expand Down
2 changes: 0 additions & 2 deletions net/mac80211/ieee80211_i.h
Original file line number Diff line number Diff line change
Expand Up @@ -727,8 +727,6 @@ void ieee80211_tx_set_iswep(struct ieee80211_txrx_data *tx);
int ieee80211_if_update_wds(struct net_device *dev, u8 *remote_addr);
void ieee80211_if_setup(struct net_device *dev);
void ieee80211_if_mgmt_setup(struct net_device *dev);
int ieee80211_init_rate_ctrl_alg(struct ieee80211_local *local,
const char *name);
struct net_device_stats *ieee80211_dev_stats(struct net_device *dev);
struct ieee80211_rate *ieee80211_get_rate(struct ieee80211_local *local,
int phymode, int hwrate);
Expand Down
42 changes: 42 additions & 0 deletions net/mac80211/ieee80211_rate.c
Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@
*/

#include <linux/kernel.h>
#include <linux/rtnetlink.h>
#include "ieee80211_rate.h"
#include "ieee80211_i.h"

Expand Down Expand Up @@ -137,3 +138,44 @@ void rate_control_put(struct rate_control_ref *ref)
{
kref_put(&ref->kref, rate_control_release);
}

int ieee80211_init_rate_ctrl_alg(struct ieee80211_local *local,
const char *name)
{
struct rate_control_ref *ref, *old;

ASSERT_RTNL();
if (local->open_count || netif_running(local->mdev) ||
(local->apdev && netif_running(local->apdev)))
return -EBUSY;

ref = rate_control_alloc(name, local);
if (!ref) {
printk(KERN_WARNING "%s: Failed to select rate control "
"algorithm\n", local->mdev->name);
return -ENOENT;
}

old = local->rate_ctrl;
local->rate_ctrl = ref;
if (old) {
rate_control_put(old);
sta_info_flush(local, NULL);
}

printk(KERN_DEBUG "%s: Selected rate control "
"algorithm '%s'\n", local->mdev->name,
ref->ops->name);


return 0;
}

void rate_control_deinitialize(struct ieee80211_local *local)
{
struct rate_control_ref *ref;

ref = local->rate_ctrl;
local->rate_ctrl = NULL;
rate_control_put(ref);
}
6 changes: 6 additions & 0 deletions net/mac80211/ieee80211_rate.h
Original file line number Diff line number Diff line change
Expand Up @@ -141,4 +141,10 @@ static inline void rate_control_remove_sta_debugfs(struct sta_info *sta)
#endif
}


/* functions for rate control related to a device */
int ieee80211_init_rate_ctrl_alg(struct ieee80211_local *local,
const char *name);
void rate_control_deinitialize(struct ieee80211_local *local);

#endif /* IEEE80211_RATE_H */

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