aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/iwlwifi/iwl-core.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-core.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-core.c307
1 files changed, 1 insertions, 306 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 001fdf140abb..f9e9170e977a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -1120,229 +1120,8 @@ int iwl_send_statistics_request(struct iwl_priv *priv, u8 flags, bool clear)
&statistics_cmd);
}
-int iwlagn_mac_conf_tx(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif, u16 queue,
- const struct ieee80211_tx_queue_params *params)
-{
- struct iwl_priv *priv = hw->priv;
- struct iwl_rxon_context *ctx;
- unsigned long flags;
- int q;
-
- IWL_DEBUG_MAC80211(priv, "enter\n");
-
- if (!iwl_is_ready_rf(priv->shrd)) {
- IWL_DEBUG_MAC80211(priv, "leave - RF not ready\n");
- return -EIO;
- }
-
- if (queue >= AC_NUM) {
- IWL_DEBUG_MAC80211(priv, "leave - queue >= AC_NUM %d\n", queue);
- return 0;
- }
-
- q = AC_NUM - 1 - queue;
-
- spin_lock_irqsave(&priv->shrd->lock, flags);
-
- /*
- * MULTI-FIXME
- * This may need to be done per interface in nl80211/cfg80211/mac80211.
- */
- for_each_context(priv, ctx) {
- ctx->qos_data.def_qos_parm.ac[q].cw_min =
- cpu_to_le16(params->cw_min);
- ctx->qos_data.def_qos_parm.ac[q].cw_max =
- cpu_to_le16(params->cw_max);
- ctx->qos_data.def_qos_parm.ac[q].aifsn = params->aifs;
- ctx->qos_data.def_qos_parm.ac[q].edca_txop =
- cpu_to_le16((params->txop * 32));
-
- ctx->qos_data.def_qos_parm.ac[q].reserved1 = 0;
- }
-
- spin_unlock_irqrestore(&priv->shrd->lock, flags);
-
- IWL_DEBUG_MAC80211(priv, "leave\n");
- return 0;
-}
-
-int iwlagn_mac_tx_last_beacon(struct ieee80211_hw *hw)
-{
- struct iwl_priv *priv = hw->priv;
-
- return priv->ibss_manager == IWL_IBSS_MANAGER;
-}
-
-static int iwl_set_mode(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
-{
- iwl_connection_init_rx_config(priv, ctx);
-
- iwlagn_set_rxon_chain(priv, ctx);
-
- return iwlagn_commit_rxon(priv, ctx);
-}
-
-static int iwl_setup_interface(struct iwl_priv *priv,
- struct iwl_rxon_context *ctx)
-{
- struct ieee80211_vif *vif = ctx->vif;
- int err;
-
- lockdep_assert_held(&priv->shrd->mutex);
-
- /*
- * This variable will be correct only when there's just
- * a single context, but all code using it is for hardware
- * that supports only one context.
- */
- priv->iw_mode = vif->type;
-
- ctx->is_active = true;
-
- err = iwl_set_mode(priv, ctx);
- if (err) {
- if (!ctx->always_active)
- ctx->is_active = false;
- return err;
- }
-
- if (priv->cfg->bt_params && priv->cfg->bt_params->advanced_bt_coexist &&
- vif->type == NL80211_IFTYPE_ADHOC) {
- /*
- * pretend to have high BT traffic as long as we
- * are operating in IBSS mode, as this will cause
- * the rate scaling etc. to behave as intended.
- */
- priv->bt_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_HIGH;
- }
-
- return 0;
-}
-
-int iwlagn_mac_add_interface(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif)
-{
- struct iwl_priv *priv = hw->priv;
- struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
- struct iwl_rxon_context *tmp, *ctx = NULL;
- int err;
- enum nl80211_iftype viftype = ieee80211_vif_type_p2p(vif);
-
- IWL_DEBUG_MAC80211(priv, "enter: type %d, addr %pM\n",
- viftype, vif->addr);
-
- cancel_delayed_work_sync(&priv->hw_roc_disable_work);
-
- mutex_lock(&priv->shrd->mutex);
-
- iwlagn_disable_roc(priv);
-
- if (!iwl_is_ready_rf(priv->shrd)) {
- IWL_WARN(priv, "Try to add interface when device not ready\n");
- err = -EINVAL;
- goto out;
- }
-
- for_each_context(priv, tmp) {
- u32 possible_modes =
- tmp->interface_modes | tmp->exclusive_interface_modes;
-
- if (tmp->vif) {
- /* check if this busy context is exclusive */
- if (tmp->exclusive_interface_modes &
- BIT(tmp->vif->type)) {
- err = -EINVAL;
- goto out;
- }
- continue;
- }
-
- if (!(possible_modes & BIT(viftype)))
- continue;
- /* have maybe usable context w/o interface */
- ctx = tmp;
- break;
- }
-
- if (!ctx) {
- err = -EOPNOTSUPP;
- goto out;
- }
-
- vif_priv->ctx = ctx;
- ctx->vif = vif;
-
- err = iwl_setup_interface(priv, ctx);
- if (!err)
- goto out;
- ctx->vif = NULL;
- priv->iw_mode = NL80211_IFTYPE_STATION;
- out:
- mutex_unlock(&priv->shrd->mutex);
-
- IWL_DEBUG_MAC80211(priv, "leave\n");
- return err;
-}
-
-static void iwl_teardown_interface(struct iwl_priv *priv,
- struct ieee80211_vif *vif,
- bool mode_change)
-{
- struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
-
- lockdep_assert_held(&priv->shrd->mutex);
-
- if (priv->scan_vif == vif) {
- iwl_scan_cancel_timeout(priv, 200);
- iwl_force_scan_end(priv);
- }
-
- if (!mode_change) {
- iwl_set_mode(priv, ctx);
- if (!ctx->always_active)
- ctx->is_active = false;
- }
-
- /*
- * When removing the IBSS interface, overwrite the
- * BT traffic load with the stored one from the last
- * notification, if any. If this is a device that
- * doesn't implement this, this has no effect since
- * both values are the same and zero.
- */
- if (vif->type == NL80211_IFTYPE_ADHOC)
- priv->bt_traffic_load = priv->last_bt_traffic_load;
-}
-
-void iwlagn_mac_remove_interface(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif)
-{
- struct iwl_priv *priv = hw->priv;
- struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
-
- IWL_DEBUG_MAC80211(priv, "enter\n");
-
- mutex_lock(&priv->shrd->mutex);
-
- if (WARN_ON(ctx->vif != vif)) {
- struct iwl_rxon_context *tmp;
- IWL_ERR(priv, "ctx->vif = %p, vif = %p\n", ctx->vif, vif);
- for_each_context(priv, tmp)
- IWL_ERR(priv, "\tID = %d:\tctx = %p\tctx->vif = %p\n",
- tmp->ctxid, tmp, tmp->vif);
- }
- ctx->vif = NULL;
-
- iwl_teardown_interface(priv, vif, false);
-
- mutex_unlock(&priv->shrd->mutex);
-
- IWL_DEBUG_MAC80211(priv, "leave\n");
-
-}
#ifdef CONFIG_IWLWIFI_DEBUGFS
@@ -1649,97 +1428,13 @@ int iwl_force_reset(struct iwl_priv *priv, int mode, bool external)
return 0;
}
-int iwlagn_mac_change_interface(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif,
- enum nl80211_iftype newtype, bool newp2p)
-{
- struct iwl_priv *priv = hw->priv;
- struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
- struct iwl_rxon_context *bss_ctx = &priv->contexts[IWL_RXON_CTX_BSS];
- struct iwl_rxon_context *tmp;
- enum nl80211_iftype newviftype = newtype;
- u32 interface_modes;
- int err;
-
- IWL_DEBUG_MAC80211(priv, "enter\n");
-
- newtype = ieee80211_iftype_p2p(newtype, newp2p);
-
- mutex_lock(&priv->shrd->mutex);
-
- if (!ctx->vif || !iwl_is_ready_rf(priv->shrd)) {
- /*
- * Huh? But wait ... this can maybe happen when
- * we're in the middle of a firmware restart!
- */
- err = -EBUSY;
- goto out;
- }
-
- interface_modes = ctx->interface_modes | ctx->exclusive_interface_modes;
-
- if (!(interface_modes & BIT(newtype))) {
- err = -EBUSY;
- goto out;
- }
-
- /*
- * Refuse a change that should be done by moving from the PAN
- * context to the BSS context instead, if the BSS context is
- * available and can support the new interface type.
- */
- if (ctx->ctxid == IWL_RXON_CTX_PAN && !bss_ctx->vif &&
- (bss_ctx->interface_modes & BIT(newtype) ||
- bss_ctx->exclusive_interface_modes & BIT(newtype))) {
- BUILD_BUG_ON(NUM_IWL_RXON_CTX != 2);
- err = -EBUSY;
- goto out;
- }
-
- if (ctx->exclusive_interface_modes & BIT(newtype)) {
- for_each_context(priv, tmp) {
- if (ctx == tmp)
- continue;
-
- if (!tmp->vif)
- continue;
-
- /*
- * The current mode switch would be exclusive, but
- * another context is active ... refuse the switch.
- */
- err = -EBUSY;
- goto out;
- }
- }
-
- /* success */
- iwl_teardown_interface(priv, vif, true);
- vif->type = newviftype;
- vif->p2p = newp2p;
- err = iwl_setup_interface(priv, ctx);
- WARN_ON(err);
- /*
- * We've switched internally, but submitting to the
- * device may have failed for some reason. Mask this
- * error, because otherwise mac80211 will not switch
- * (and set the interface type back) and we'll be
- * out of sync with it.
- */
- err = 0;
-
- out:
- mutex_unlock(&priv->shrd->mutex);
- IWL_DEBUG_MAC80211(priv, "leave\n");
-
- return err;
-}
int iwl_cmd_echo_test(struct iwl_priv *priv)
{
int ret;
struct iwl_host_cmd cmd = {
.id = REPLY_ECHO,
+ .len = { 0 },
.flags = CMD_SYNC,
};