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ath10k: track vif list internally 

mac80211 interface interations functions have
peculiar locking issues. This patch introduces
internal (to ath10k) vif list that will be used
for vif iteration purposes.

kvalo: remove extra INIT_LIST_HEAD()

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Michal Kazior 2013-10-16 15:44:45 +03:00 committed by Kalle Valo
parent 9dad14ae28
commit 0579119f7d
3 changed files with 7 additions and 0 deletions
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1
drivers/net/wireless/ath/ath10k/core.c
View File

@ -824,6 +824,7 @@ int ath10k_core_start(struct ath10k *ar)
goto err_disconnect_htc;
ar->free_vdev_map = (1 << TARGET_NUM_VDEVS) - 1;
INIT_LIST_HEAD(&ar->arvifs);
return 0;

3
drivers/net/wireless/ath/ath10k/core.h
View File

@ -205,6 +205,8 @@ struct ath10k_peer {
#define ATH10K_VDEV_SETUP_TIMEOUT_HZ (5*HZ)
struct ath10k_vif {
struct list_head list;
u32 vdev_id;
enum wmi_vdev_type vdev_type;
enum wmi_vdev_subtype vdev_subtype;
@ -404,6 +406,7 @@ struct ath10k {
/* protects shared structure data */
spinlock_t data_lock;
struct list_head arvifs;
struct list_head peers;
wait_queue_head_t peer_mapping_wq;

3
drivers/net/wireless/ath/ath10k/mac.c
View File

@ -2093,6 +2093,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw,
}
ar->free_vdev_map &= ~BIT(arvif->vdev_id);
list_add(&arvif->list, &ar->arvifs);
vdev_param = ar->wmi.vdev_param->def_keyid;
ret = ath10k_wmi_vdev_set_param(ar, 0, vdev_param,
@ -2175,6 +2176,7 @@ err_peer_delete:
err_vdev_delete:
ath10k_wmi_vdev_delete(ar, arvif->vdev_id);
ar->free_vdev_map &= ~BIT(arvif->vdev_id);
list_del(&arvif->list);
err:
mutex_unlock(&ar->conf_mutex);
@ -2201,6 +2203,7 @@ static void ath10k_remove_interface(struct ieee80211_hw *hw,
spin_unlock_bh(&ar->data_lock);
ar->free_vdev_map |= 1 << (arvif->vdev_id);
list_del(&arvif->list);
if (arvif->vdev_type == WMI_VDEV_TYPE_AP) {
ret = ath10k_peer_delete(arvif->ar, arvif->vdev_id, vif->addr);