summaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/iwlwifi/iwl-agn.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-agn.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn.c206
1 files changed, 144 insertions, 62 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index a662adc..099c279 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -97,7 +97,7 @@ void iwl_update_chain_flags(struct iwl_priv *priv)
for_each_context(priv, ctx) {
priv->cfg->ops->hcmd->set_rxon_chain(priv, ctx);
if (ctx->active.rx_chain != ctx->staging.rx_chain)
- iwlcore_commit_rxon(priv, ctx);
+ iwlagn_commit_rxon(priv, ctx);
}
}
}
@@ -274,7 +274,7 @@ static void iwl_bg_bt_full_concurrency(struct work_struct *work)
for_each_context(priv, ctx) {
if (priv->cfg->ops->hcmd->set_rxon_chain)
priv->cfg->ops->hcmd->set_rxon_chain(priv, ctx);
- iwlcore_commit_rxon(priv, ctx);
+ iwlagn_commit_rxon(priv, ctx);
}
priv->cfg->ops->hcmd->send_bt_config(priv);
@@ -2056,7 +2056,7 @@ int iwl_alive_start(struct iwl_priv *priv)
set_bit(STATUS_READY, &priv->status);
/* Configure the adapter for unassociated operation */
- ret = iwlcore_commit_rxon(priv, ctx);
+ ret = iwlagn_commit_rxon(priv, ctx);
if (ret)
return ret;
@@ -2420,6 +2420,77 @@ unlock:
*
*****************************************************************************/
+static const struct ieee80211_iface_limit iwlagn_sta_ap_limits[] = {
+ {
+ .max = 1,
+ .types = BIT(NL80211_IFTYPE_STATION),
+ },
+ {
+ .max = 1,
+ .types = BIT(NL80211_IFTYPE_AP),
+ },
+};
+
+static const struct ieee80211_iface_limit iwlagn_2sta_limits[] = {
+ {
+ .max = 2,
+ .types = BIT(NL80211_IFTYPE_STATION),
+ },
+};
+
+static const struct ieee80211_iface_limit iwlagn_p2p_sta_go_limits[] = {
+ {
+ .max = 1,
+ .types = BIT(NL80211_IFTYPE_STATION),
+ },
+ {
+ .max = 1,
+ .types = BIT(NL80211_IFTYPE_P2P_GO) |
+ BIT(NL80211_IFTYPE_AP),
+ },
+};
+
+static const struct ieee80211_iface_limit iwlagn_p2p_2sta_limits[] = {
+ {
+ .max = 2,
+ .types = BIT(NL80211_IFTYPE_STATION),
+ },
+ {
+ .max = 1,
+ .types = BIT(NL80211_IFTYPE_P2P_CLIENT),
+ },
+};
+
+static const struct ieee80211_iface_combination
+iwlagn_iface_combinations_dualmode[] = {
+ { .num_different_channels = 1,
+ .max_interfaces = 2,
+ .beacon_int_infra_match = true,
+ .limits = iwlagn_sta_ap_limits,
+ .n_limits = ARRAY_SIZE(iwlagn_sta_ap_limits),
+ },
+ { .num_different_channels = 1,
+ .max_interfaces = 2,
+ .limits = iwlagn_2sta_limits,
+ .n_limits = ARRAY_SIZE(iwlagn_2sta_limits),
+ },
+};
+
+static const struct ieee80211_iface_combination
+iwlagn_iface_combinations_p2p[] = {
+ { .num_different_channels = 1,
+ .max_interfaces = 2,
+ .beacon_int_infra_match = true,
+ .limits = iwlagn_p2p_sta_go_limits,
+ .n_limits = ARRAY_SIZE(iwlagn_p2p_sta_go_limits),
+ },
+ { .num_different_channels = 1,
+ .max_interfaces = 2,
+ .limits = iwlagn_p2p_2sta_limits,
+ .n_limits = ARRAY_SIZE(iwlagn_p2p_2sta_limits),
+ },
+};
+
/*
* Not a mac80211 entry point function, but it fits in with all the
* other mac80211 functions grouped here.
@@ -2460,6 +2531,18 @@ static int iwl_mac_setup_register(struct iwl_priv *priv,
hw->wiphy->interface_modes |= ctx->exclusive_interface_modes;
}
+ BUILD_BUG_ON(NUM_IWL_RXON_CTX != 2);
+
+ if (hw->wiphy->interface_modes & BIT(NL80211_IFTYPE_P2P_CLIENT)) {
+ hw->wiphy->iface_combinations = iwlagn_iface_combinations_p2p;
+ hw->wiphy->n_iface_combinations =
+ ARRAY_SIZE(iwlagn_iface_combinations_p2p);
+ } else if (hw->wiphy->interface_modes & BIT(NL80211_IFTYPE_AP)) {
+ hw->wiphy->iface_combinations = iwlagn_iface_combinations_dualmode;
+ hw->wiphy->n_iface_combinations =
+ ARRAY_SIZE(iwlagn_iface_combinations_dualmode);
+ }
+
hw->wiphy->max_remain_on_channel_duration = 1000;
hw->wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY |
@@ -2711,12 +2794,9 @@ static int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
ret = 0;
if (priv->cfg->ht_params &&
priv->cfg->ht_params->use_rts_for_aggregation) {
- struct iwl_station_priv *sta_priv =
- (void *) sta->drv_priv;
/*
* switch off RTS/CTS if it was previously enabled
*/
-
sta_priv->lq_sta.lq.general_params.flags &=
~LINK_QUAL_FLAGS_SET_STA_TLC_RTS_MSK;
iwl_send_lq_cmd(priv, iwl_rxon_ctx_from_vif(vif),
@@ -2764,6 +2844,9 @@ static int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
iwl_send_lq_cmd(priv, iwl_rxon_ctx_from_vif(vif),
&sta_priv->lq_sta.lq, CMD_ASYNC, false);
+
+ IWL_INFO(priv, "Tx aggregation enabled on ra = %pM tid = %d\n",
+ sta->addr, tid);
ret = 0;
break;
}
@@ -2833,7 +2916,6 @@ static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
*/
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
u16 ch;
- unsigned long flags = 0;
IWL_DEBUG_MAC80211(priv, "enter\n");
@@ -2843,73 +2925,73 @@ static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
goto out;
if (test_bit(STATUS_EXIT_PENDING, &priv->status) ||
- test_bit(STATUS_SCANNING, &priv->status))
+ test_bit(STATUS_SCANNING, &priv->status) ||
+ test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status))
goto out;
if (!iwl_is_associated_ctx(ctx))
goto out;
- /* channel switch in progress */
- if (priv->switch_rxon.switch_in_progress == true)
+ if (!priv->cfg->ops->lib->set_channel_switch)
goto out;
- if (priv->cfg->ops->lib->set_channel_switch) {
+ ch = channel->hw_value;
+ if (le16_to_cpu(ctx->active.channel) == ch)
+ goto out;
- ch = channel->hw_value;
- if (le16_to_cpu(ctx->active.channel) != ch) {
- ch_info = iwl_get_channel_info(priv,
- channel->band,
- ch);
- if (!is_channel_valid(ch_info)) {
- IWL_DEBUG_MAC80211(priv, "invalid channel\n");
- goto out;
- }
- spin_lock_irqsave(&priv->lock, flags);
-
- priv->current_ht_config.smps = conf->smps_mode;
-
- /* Configure HT40 channels */
- ctx->ht.enabled = conf_is_ht(conf);
- if (ctx->ht.enabled) {
- if (conf_is_ht40_minus(conf)) {
- ctx->ht.extension_chan_offset =
- IEEE80211_HT_PARAM_CHA_SEC_BELOW;
- ctx->ht.is_40mhz = true;
- } else if (conf_is_ht40_plus(conf)) {
- ctx->ht.extension_chan_offset =
- IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
- ctx->ht.is_40mhz = true;
- } else {
- ctx->ht.extension_chan_offset =
- IEEE80211_HT_PARAM_CHA_SEC_NONE;
- ctx->ht.is_40mhz = false;
- }
- } else
- ctx->ht.is_40mhz = false;
+ ch_info = iwl_get_channel_info(priv, channel->band, ch);
+ if (!is_channel_valid(ch_info)) {
+ IWL_DEBUG_MAC80211(priv, "invalid channel\n");
+ goto out;
+ }
- if ((le16_to_cpu(ctx->staging.channel) != ch))
- ctx->staging.flags = 0;
+ spin_lock_irq(&priv->lock);
- iwl_set_rxon_channel(priv, channel, ctx);
- iwl_set_rxon_ht(priv, ht_conf);
- iwl_set_flags_for_band(priv, ctx, channel->band,
- ctx->vif);
- spin_unlock_irqrestore(&priv->lock, flags);
+ priv->current_ht_config.smps = conf->smps_mode;
- iwl_set_rate(priv);
- /*
- * at this point, staging_rxon has the
- * configuration for channel switch
- */
- if (priv->cfg->ops->lib->set_channel_switch(priv,
- ch_switch))
- priv->switch_rxon.switch_in_progress = false;
+ /* Configure HT40 channels */
+ ctx->ht.enabled = conf_is_ht(conf);
+ if (ctx->ht.enabled) {
+ if (conf_is_ht40_minus(conf)) {
+ ctx->ht.extension_chan_offset =
+ IEEE80211_HT_PARAM_CHA_SEC_BELOW;
+ ctx->ht.is_40mhz = true;
+ } else if (conf_is_ht40_plus(conf)) {
+ ctx->ht.extension_chan_offset =
+ IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
+ ctx->ht.is_40mhz = true;
+ } else {
+ ctx->ht.extension_chan_offset =
+ IEEE80211_HT_PARAM_CHA_SEC_NONE;
+ ctx->ht.is_40mhz = false;
}
+ } else
+ ctx->ht.is_40mhz = false;
+
+ if ((le16_to_cpu(ctx->staging.channel) != ch))
+ ctx->staging.flags = 0;
+
+ iwl_set_rxon_channel(priv, channel, ctx);
+ iwl_set_rxon_ht(priv, ht_conf);
+ iwl_set_flags_for_band(priv, ctx, channel->band, ctx->vif);
+
+ spin_unlock_irq(&priv->lock);
+
+ iwl_set_rate(priv);
+ /*
+ * at this point, staging_rxon has the
+ * configuration for channel switch
+ */
+ set_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status);
+ priv->switch_channel = cpu_to_le16(ch);
+ if (priv->cfg->ops->lib->set_channel_switch(priv, ch_switch)) {
+ clear_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status);
+ priv->switch_channel = 0;
+ ieee80211_chswitch_done(ctx->vif, false);
}
+
out:
mutex_unlock(&priv->mutex);
- if (!priv->switch_rxon.switch_in_progress)
- ieee80211_chswitch_done(ctx->vif, false);
IWL_DEBUG_MAC80211(priv, "leave\n");
}
@@ -3018,7 +3100,7 @@ static void iwlagn_disable_roc(struct iwl_priv *priv)
priv->_agn.hw_roc_channel = NULL;
- iwlcore_commit_rxon(priv, ctx);
+ iwlagn_commit_rxon(priv, ctx);
ctx->is_active = false;
}
@@ -3061,7 +3143,7 @@ static int iwl_mac_remain_on_channel(struct ieee80211_hw *hw,
priv->_agn.hw_roc_channel = channel;
priv->_agn.hw_roc_chantype = channel_type;
priv->_agn.hw_roc_duration = DIV_ROUND_UP(duration * 1000, 1024);
- iwlcore_commit_rxon(priv, &priv->contexts[IWL_RXON_CTX_PAN]);
+ iwlagn_commit_rxon(priv, &priv->contexts[IWL_RXON_CTX_PAN]);
queue_delayed_work(priv->workqueue, &priv->_agn.hw_roc_work,
msecs_to_jiffies(duration + 20));
@@ -3618,8 +3700,8 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
destroy_workqueue(priv->workqueue);
priv->workqueue = NULL;
free_irq(priv->pci_dev->irq, priv);
- iwl_free_isr_ict(priv);
out_disable_msi:
+ iwl_free_isr_ict(priv);
pci_disable_msi(priv->pci_dev);
iwl_uninit_drv(priv);
out_free_eeprom:
OpenPOWER on IntegriCloud