Commit ad41ee3a authored by Reinette Chatre's avatar Reinette Chatre

Merge branch 'wireless-2.6' into wireless-next-2.6

Patch "iwlwifi: work around passive scan issue" was merged into
wireless-2.6, but touched a lot of code since modified (and moved)
in wireless-next-2.6. This caused some conflicts.

Conflicts:
	drivers/net/wireless/iwlwifi/iwl-scan.c
Signed-off-by: default avatarReinette Chatre <reinette.chatre@intel.com>
parents 49b5c7f4 96ff5641
......@@ -1395,16 +1395,29 @@ void iwlagn_request_scan(struct iwl_priv *priv)
rate = IWL_RATE_1M_PLCP;
rate_flags = RATE_MCS_CCK_MSK;
}
scan->good_CRC_th = 0;
scan->good_CRC_th = IWL_GOOD_CRC_TH_DISABLED;
break;
case IEEE80211_BAND_5GHZ:
rate = IWL_RATE_6M_PLCP;
/*
* If active scaning is requested but a certain channel
* is marked passive, we can do active scanning if we
* detect transmissions.
* If active scanning is requested but a certain channel is
* marked passive, we can do active scanning if we detect
* transmissions.
*
* There is an issue with some firmware versions that triggers
* a sysassert on a "good CRC threshold" of zero (== disabled),
* on a radar channel even though this means that we should NOT
* send probes.
*
* The "good CRC threshold" is the number of frames that we
* need to receive during our dwell time on a channel before
* sending out probes -- setting this to a huge value will
* mean we never reach it, but at the same time work around
* the aforementioned issue. Thus use IWL_GOOD_CRC_TH_NEVER
* here instead of IWL_GOOD_CRC_TH_DISABLED.
*/
scan->good_CRC_th = is_active ? IWL_GOOD_CRC_TH : 0;
scan->good_CRC_th = is_active ? IWL_GOOD_CRC_TH_DEFAULT :
IWL_GOOD_CRC_TH_NEVER;
break;
default:
IWL_WARN(priv, "Invalid scan band count\n");
......
......@@ -2663,7 +2663,9 @@ struct iwl_ssid_ie {
#define PROBE_OPTION_MAX_3945 4
#define PROBE_OPTION_MAX 20
#define TX_CMD_LIFE_TIME_INFINITE cpu_to_le32(0xFFFFFFFF)
#define IWL_GOOD_CRC_TH cpu_to_le16(1)
#define IWL_GOOD_CRC_TH_DISABLED 0
#define IWL_GOOD_CRC_TH_DEFAULT cpu_to_le16(1)
#define IWL_GOOD_CRC_TH_NEVER cpu_to_le16(0xffff)
#define IWL_MAX_SCAN_SIZE 1024
#define IWL_MAX_CMD_SIZE 4096
#define IWL_MAX_PROBE_REQUEST 200
......
......@@ -2938,7 +2938,8 @@ void iwl3945_request_scan(struct iwl_priv *priv)
* is marked passive, we can do active scanning if we
* detect transmissions.
*/
scan->good_CRC_th = is_active ? IWL_GOOD_CRC_TH : 0;
scan->good_CRC_th = is_active ? IWL_GOOD_CRC_TH_DEFAULT :
IWL_GOOD_CRC_TH_DISABLED;
band = IEEE80211_BAND_5GHZ;
break;
default:
......
......@@ -245,7 +245,7 @@ static void p54p_check_tx_ring(struct ieee80211_hw *dev, u32 *index,
u32 idx, i;
i = (*index) % ring_limit;
(*index) = idx = le32_to_cpu(ring_control->device_idx[1]);
(*index) = idx = le32_to_cpu(ring_control->device_idx[ring_index]);
idx %= ring_limit;
while (i != idx) {
......
......@@ -183,7 +183,6 @@ static void sta_addba_resp_timer_expired(unsigned long data)
HT_AGG_STATE_REQ_STOP_BA_MSK)) !=
HT_ADDBA_REQUESTED_MSK) {
spin_unlock_bh(&sta->lock);
*state = HT_AGG_STATE_IDLE;
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "timer expired on tid %d but we are not "
"(or no longer) expecting addBA response there\n",
......
......@@ -174,6 +174,8 @@ static u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata,
ht_changed = conf_is_ht(&local->hw.conf) != enable_ht ||
channel_type != local->hw.conf.channel_type;
if (local->tmp_channel)
local->tmp_channel_type = channel_type;
local->oper_channel_type = channel_type;
if (ht_changed) {
......
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