diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2011-01-06 08:07:11 -0800 |
|---|---|---|
| committer | Wey-Yi Guy <wey-yi.w.guy@intel.com> | 2011-01-21 15:51:08 -0800 |
| commit | 940739196c78576590dd155c1b9d8a705cea2af1 (patch) | |
| tree | 2bf053dc8920ae79e4e5194c3e867381ea454b50 /drivers | |
| parent | 9b9190d9688ccf531a3a5dac84d7b9654a08bfc5 (diff) | |
iwlwifi: replace minimum slot time constant
There are a number of places where the minimum
slot time is hardcoded to 20 TU, add a new
constant for that and use it everywhere.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c | 14 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-commands.h | 5 |
3 files changed, 13 insertions, 8 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c b/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c index fa6cf2a3326d..41543ad4cb84 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c @@ -308,7 +308,7 @@ static int iwlagn_set_pan_params(struct iwl_priv *priv) if (priv->_agn.hw_roc_channel) { /* both contexts must be used for this to happen */ slot1 = priv->_agn.hw_roc_duration; - slot0 = 20; + slot0 = IWL_MIN_SLOT_TIME; } else if (ctx_bss->vif && ctx_pan->vif) { int bcnint = ctx_pan->vif->bss_conf.beacon_int; int dtim = ctx_pan->vif->bss_conf.dtim_period ?: 1; @@ -334,12 +334,12 @@ static int iwlagn_set_pan_params(struct iwl_priv *priv) if (test_bit(STATUS_SCAN_HW, &priv->status) || (!ctx_bss->vif->bss_conf.idle && !ctx_bss->vif->bss_conf.assoc)) { - slot0 = dtim * bcnint * 3 - 20; - slot1 = 20; + slot0 = dtim * bcnint * 3 - IWL_MIN_SLOT_TIME; + slot1 = IWL_MIN_SLOT_TIME; } else if (!ctx_pan->vif->bss_conf.idle && !ctx_pan->vif->bss_conf.assoc) { - slot1 = bcnint * 3 - 20; - slot0 = 20; + slot1 = bcnint * 3 - IWL_MIN_SLOT_TIME; + slot0 = IWL_MIN_SLOT_TIME; } } else if (ctx_pan->vif) { slot0 = 0; @@ -348,8 +348,8 @@ static int iwlagn_set_pan_params(struct iwl_priv *priv) slot1 = max_t(int, DEFAULT_BEACON_INTERVAL, slot1); if (test_bit(STATUS_SCAN_HW, &priv->status)) { - slot0 = slot1 * 3 - 20; - slot1 = 20; + slot0 = slot1 * 3 - IWL_MIN_SLOT_TIME; + slot1 = IWL_MIN_SLOT_TIME; } } diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index 51e5ea4aeb2a..02771ef787fd 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -3792,7 +3792,7 @@ static int iwl_mac_remain_on_channel(struct ieee80211_hw *hw, queue_delayed_work(priv->workqueue, &priv->_agn.hw_roc_work, msecs_to_jiffies(duration + 20)); - msleep(20); + msleep(IWL_MIN_SLOT_TIME); /* TU is almost ms */ ieee80211_ready_on_channel(priv->hw); out: diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h index abe2479215f0..935b19e2c260 100644 --- a/drivers/net/wireless/iwlwifi/iwl-commands.h +++ b/drivers/net/wireless/iwlwifi/iwl-commands.h @@ -4370,6 +4370,11 @@ int iwl_agn_check_rxon_cmd(struct iwl_priv *priv); * REPLY_WIPAN_PARAMS = 0xb2 (Commands and Notification) */ +/* + * Minimum slot time in TU + */ +#define IWL_MIN_SLOT_TIME 20 + /** * struct iwl_wipan_slot * @width: Time in TU |