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Merge branch 'for-linville' of git://github.com/kvalo/ath6kl

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This commit is contained in:
John W. Linville 2013-02-15 14:06:32 -05:00
commit 9e97d14b49
8 changed files with 119 additions and 96 deletions
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109
drivers/net/wireless/ath/ath6kl/cfg80211.c
View file

@ -427,6 +427,30 @@ static bool ath6kl_is_tx_pending(struct ath6kl *ar)
return ar->tx_pending[ath6kl_wmi_get_control_ep(ar->wmi)] == 0;
}
static void ath6kl_cfg80211_sta_bmiss_enhance(struct ath6kl_vif *vif,
bool enable)
{
int err;
if (WARN_ON(!test_bit(WMI_READY, &vif->ar->flag)))
return;
if (vif->nw_type != INFRA_NETWORK)
return;
if (!test_bit(ATH6KL_FW_CAPABILITY_BMISS_ENHANCE,
vif->ar->fw_capabilities))
return;
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s fw bmiss enhance\n",
enable ? "enable" : "disable");
err = ath6kl_wmi_sta_bmiss_enhance_cmd(vif->ar->wmi,
vif->fw_vif_idx, enable);
if (err)
ath6kl_err("failed to %s enhanced bmiss detection: %d\n",
enable ? "enable" : "disable", err);
}
static int ath6kl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev,
struct cfg80211_connect_params *sme)
@ -616,13 +640,13 @@ static int ath6kl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev,
vif->req_bssid, vif->ch_hint,
ar->connect_ctrl_flags, nw_subtype);
/* disable background scan if period is 0 */
if (sme->bg_scan_period == 0)
if (sme->bg_scan_period == 0) {
/* disable background scan if period is 0 */
sme->bg_scan_period = 0xffff;
/* configure default value if not specified */
if (sme->bg_scan_period == -1)
} else if (sme->bg_scan_period == -1) {
/* configure default value if not specified */
sme->bg_scan_period = DEFAULT_BG_SCAN_PERIOD;
}
ath6kl_wmi_scanparams_cmd(ar->wmi, vif->fw_vif_idx, 0, 0,
sme->bg_scan_period, 0, 0, 0, 3, 0, 0, 0);
@ -1454,10 +1478,10 @@ static int ath6kl_cfg80211_set_power_mgmt(struct wiphy *wiphy,
return -EIO;
if (pmgmt) {
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: max perf\n", __func__);
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: rec power\n", __func__);
mode.pwr_mode = REC_POWER;
} else {
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: rec power\n", __func__);
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: max perf\n", __func__);
mode.pwr_mode = MAX_PERF_POWER;
}
@ -1509,7 +1533,7 @@ static int ath6kl_cfg80211_del_iface(struct wiphy *wiphy,
list_del(&vif->list);
spin_unlock_bh(&ar->list_lock);
ath6kl_cleanup_vif(vif, test_bit(WMI_READY, &ar->flag));
ath6kl_cfg80211_vif_stop(vif, test_bit(WMI_READY, &ar->flag));
ath6kl_cfg80211_vif_cleanup(vif);
@ -1559,17 +1583,13 @@ static int ath6kl_cfg80211_change_iface(struct wiphy *wiphy,
set_iface_type:
switch (type) {
case NL80211_IFTYPE_STATION:
case NL80211_IFTYPE_P2P_CLIENT:
vif->next_mode = INFRA_NETWORK;
break;
case NL80211_IFTYPE_ADHOC:
vif->next_mode = ADHOC_NETWORK;
break;
case NL80211_IFTYPE_AP:
vif->next_mode = AP_NETWORK;
break;
case NL80211_IFTYPE_P2P_CLIENT:
vif->next_mode = INFRA_NETWORK;
break;
case NL80211_IFTYPE_P2P_GO:
vif->next_mode = AP_NETWORK;
break;
@ -2673,30 +2693,6 @@ static int ath6kl_set_ies(struct ath6kl_vif *vif,
return 0;
}
void ath6kl_cfg80211_sta_bmiss_enhance(struct ath6kl_vif *vif, bool enable)
{
int err;
if (WARN_ON(!test_bit(WMI_READY, &vif->ar->flag)))
return;
if (vif->nw_type != INFRA_NETWORK)
return;
if (!test_bit(ATH6KL_FW_CAPABILITY_BMISS_ENHANCE,
vif->ar->fw_capabilities))
return;
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s fw bmiss enhance\n",
enable ? "enable" : "disable");
err = ath6kl_wmi_sta_bmiss_enhance_cmd(vif->ar->wmi,
vif->fw_vif_idx, enable);
if (err)
ath6kl_err("failed to %s enhanced bmiss detection: %d\n",
enable ? "enable" : "disable", err);
}
static int ath6kl_get_rsn_capab(struct cfg80211_beacon_data *beacon,
u8 *rsn_capab)
{
@ -2776,9 +2772,11 @@ static int ath6kl_start_ap(struct wiphy *wiphy, struct net_device *dev,
ar->ap_mode_bkey.valid = false;
/* TODO:
* info->interval
*/
ret = ath6kl_wmi_ap_set_beacon_intvl_cmd(ar->wmi, vif->fw_vif_idx,
info->beacon_interval);
if (ret)
ath6kl_warn("Failed to set beacon interval: %d\n", ret);
ret = ath6kl_wmi_ap_set_dtim_cmd(ar->wmi, vif->fw_vif_idx,
info->dtim_period);
@ -3557,6 +3555,37 @@ static int ath6kl_cfg80211_vif_init(struct ath6kl_vif *vif)
return 0;
}
void ath6kl_cfg80211_vif_stop(struct ath6kl_vif *vif, bool wmi_ready)
{
static u8 bcast_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
bool discon_issued;
netif_stop_queue(vif->ndev);
clear_bit(WLAN_ENABLED, &vif->flags);
if (wmi_ready) {
discon_issued = test_bit(CONNECTED, &vif->flags) ||
test_bit(CONNECT_PEND, &vif->flags);
ath6kl_disconnect(vif);
del_timer(&vif->disconnect_timer);
if (discon_issued)
ath6kl_disconnect_event(vif, DISCONNECT_CMD,
(vif->nw_type & AP_NETWORK) ?
bcast_mac : vif->bssid,
0, NULL, 0);
}
if (vif->scan_req) {
cfg80211_scan_done(vif->scan_req, true);
vif->scan_req = NULL;
}
/* need to clean up enhanced bmiss detection fw state */
ath6kl_cfg80211_sta_bmiss_enhance(vif, false);
}
void ath6kl_cfg80211_vif_cleanup(struct ath6kl_vif *vif)
{
struct ath6kl *ar = vif->ar;

2
drivers/net/wireless/ath/ath6kl/cfg80211.h
View file

@ -61,7 +61,5 @@ void ath6kl_cfg80211_cleanup(struct ath6kl *ar);
struct ath6kl *ath6kl_cfg80211_create(void);
void ath6kl_cfg80211_destroy(struct ath6kl *ar);
/* TODO: remove this once ath6kl_vif_cleanup() is moved to cfg80211.c */
void ath6kl_cfg80211_sta_bmiss_enhance(struct ath6kl_vif *vif, bool enable);
#endif /* ATH6KL_CFG80211_H */

2
drivers/net/wireless/ath/ath6kl/core.h
View file

@ -940,7 +940,7 @@ void ath6kl_reset_device(struct ath6kl *ar, u32 target_type,
bool wait_fot_compltn, bool cold_reset);
void ath6kl_init_control_info(struct ath6kl_vif *vif);
struct ath6kl_vif *ath6kl_vif_first(struct ath6kl *ar);
void ath6kl_cleanup_vif(struct ath6kl_vif *vif, bool wmi_ready);
void ath6kl_cfg80211_vif_stop(struct ath6kl_vif *vif, bool wmi_ready);
int ath6kl_init_hw_start(struct ath6kl *ar);
int ath6kl_init_hw_stop(struct ath6kl *ar);
int ath6kl_init_fetch_firmwares(struct ath6kl *ar);

26
drivers/net/wireless/ath/ath6kl/htc_pipe.c
View file

@ -509,9 +509,7 @@ static void destroy_htc_txctrl_packet(struct htc_packet *packet)
{
struct sk_buff *skb;
skb = packet->skb;
if (skb != NULL)
dev_kfree_skb(skb);
dev_kfree_skb(skb);
kfree(packet);
}
@ -969,6 +967,22 @@ static int ath6kl_htc_pipe_rx_complete(struct ath6kl *ar, struct sk_buff *skb,
u16 payload_len;
int status = 0;
/*
* ar->htc_target can be NULL due to a race condition that can occur
* during driver initialization(we do 'ath6kl_hif_power_on' before
* initializing 'ar->htc_target' via 'ath6kl_htc_create').
* 'ath6kl_hif_power_on' assigns 'ath6kl_recv_complete' as
* usb_complete_t/callback function for 'usb_fill_bulk_urb'.
* Thus the possibility of ar->htc_target being NULL
* via ath6kl_recv_complete -> ath6kl_usb_io_comp_work.
*/
if (WARN_ON_ONCE(!target)) {
ath6kl_err("Target not yet initialized\n");
status = -EINVAL;
goto free_skb;
}
netdata = skb->data;
netlen = skb->len;
@ -1054,6 +1068,7 @@ static int ath6kl_htc_pipe_rx_complete(struct ath6kl *ar, struct sk_buff *skb,
dev_kfree_skb(skb);
skb = NULL;
goto free_skb;
}
@ -1089,8 +1104,7 @@ static int ath6kl_htc_pipe_rx_complete(struct ath6kl *ar, struct sk_buff *skb,
skb = NULL;
free_skb:
if (skb != NULL)
dev_kfree_skb(skb);
dev_kfree_skb(skb);
return status;
@ -1184,7 +1198,7 @@ static void reset_endpoint_states(struct htc_target *target)
INIT_LIST_HEAD(&ep->pipe.tx_lookup_queue);
INIT_LIST_HEAD(&ep->rx_bufq);
ep->target = target;
ep->pipe.tx_credit_flow_enabled = (bool) 1; /* FIXME */
ep->pipe.tx_credit_flow_enabled = true;
}
}

36
drivers/net/wireless/ath/ath6kl/init.c
View file

@ -1715,38 +1715,6 @@ void ath6kl_init_hw_restart(struct ath6kl *ar)
}
}
/* FIXME: move this to cfg80211.c and rename to ath6kl_cfg80211_vif_stop() */
void ath6kl_cleanup_vif(struct ath6kl_vif *vif, bool wmi_ready)
{
static u8 bcast_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
bool discon_issued;
netif_stop_queue(vif->ndev);
clear_bit(WLAN_ENABLED, &vif->flags);
if (wmi_ready) {
discon_issued = test_bit(CONNECTED, &vif->flags) ||
test_bit(CONNECT_PEND, &vif->flags);
ath6kl_disconnect(vif);
del_timer(&vif->disconnect_timer);
if (discon_issued)
ath6kl_disconnect_event(vif, DISCONNECT_CMD,
(vif->nw_type & AP_NETWORK) ?
bcast_mac : vif->bssid,
0, NULL, 0);
}
if (vif->scan_req) {
cfg80211_scan_done(vif->scan_req, true);
vif->scan_req = NULL;
}
/* need to clean up enhanced bmiss detection fw state */
ath6kl_cfg80211_sta_bmiss_enhance(vif, false);
}
void ath6kl_stop_txrx(struct ath6kl *ar)
{
struct ath6kl_vif *vif, *tmp_vif;
@ -1766,7 +1734,7 @@ void ath6kl_stop_txrx(struct ath6kl *ar)
list_for_each_entry_safe(vif, tmp_vif, &ar->vif_list, list) {
list_del(&vif->list);
spin_unlock_bh(&ar->list_lock);
ath6kl_cleanup_vif(vif, test_bit(WMI_READY, &ar->flag));
ath6kl_cfg80211_vif_stop(vif, test_bit(WMI_READY, &ar->flag));
rtnl_lock();
ath6kl_cfg80211_vif_cleanup(vif);
rtnl_unlock();
@ -1801,8 +1769,6 @@ void ath6kl_stop_txrx(struct ath6kl *ar)
"attempting to reset target on instance destroy\n");
ath6kl_reset_device(ar, ar->target_type, true, true);
clear_bit(WLAN_ENABLED, &ar->flag);
up(&ar->sem);
}
EXPORT_SYMBOL(ath6kl_stop_txrx);

6
drivers/net/wireless/ath/ath6kl/usb.c
View file

@ -159,10 +159,8 @@ static void ath6kl_usb_free_urb_to_pipe(struct ath6kl_usb_pipe *pipe,
static void ath6kl_usb_cleanup_recv_urb(struct ath6kl_urb_context *urb_context)
{
if (urb_context->skb != NULL) {
dev_kfree_skb(urb_context->skb);
urb_context->skb = NULL;
}
dev_kfree_skb(urb_context->skb);
urb_context->skb = NULL;
ath6kl_usb_free_urb_to_pipe(urb_context->pipe, urb_context);
}

28
drivers/net/wireless/ath/ath6kl/wmi.c
View file

@ -751,6 +751,23 @@ int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid)
NO_SYNC_WMIFLAG);
}
int ath6kl_wmi_ap_set_beacon_intvl_cmd(struct wmi *wmi, u8 if_idx,
u32 beacon_intvl)
{
struct sk_buff *skb;
struct set_beacon_int_cmd *cmd;
skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
if (!skb)
return -ENOMEM;
cmd = (struct set_beacon_int_cmd *) skb->data;
cmd->beacon_intvl = cpu_to_le32(beacon_intvl);
return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
WMI_SET_BEACON_INT_CMDID, NO_SYNC_WMIFLAG);
}
int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period)
{
struct sk_buff *skb;
@ -2480,16 +2497,11 @@ static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx)
free_cmd_skb:
/* free up any resources left over (possibly due to an error) */
if (skb)
dev_kfree_skb(skb);
dev_kfree_skb(skb);
free_data_skb:
for (index = 0; index < num_pri_streams; index++) {
if (data_sync_bufs[index].skb != NULL) {
dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].
skb);
}
}
for (index = 0; index < num_pri_streams; index++)
dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].skb);
return ret;
}

6
drivers/net/wireless/ath/ath6kl/wmi.h
View file

@ -1660,6 +1660,10 @@ struct roam_ctrl_cmd {
u8 roam_ctrl;
} __packed;
struct set_beacon_int_cmd {
__le32 beacon_intvl;
} __packed;
struct set_dtim_cmd {
__le32 dtim_period;
} __packed;
@ -2649,6 +2653,8 @@ int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx,
int ath6kl_wmi_set_rssi_filter_cmd(struct wmi *wmi, u8 if_idx, s8 rssi);
int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi);
int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period);
int ath6kl_wmi_ap_set_beacon_intvl_cmd(struct wmi *wmi, u8 if_idx,
u32 beacon_interval);
int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid);
int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode);
int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on);