#include <linux/etherdevice.h>
#include <linux/ip.h>
#include <linux/if_arp.h>
+#include <linux/devcoredump.h>
#include <net/mac80211.h>
#include <net/ieee80211_radiotap.h>
#include <net/tcp.h>
spin_unlock_bh(&mvm->refs_lock);
}
+bool iwl_mvm_ref_taken(struct iwl_mvm *mvm)
+{
+ int i;
+ bool taken = false;
+
+ if (!iwl_mvm_is_d0i3_supported(mvm))
+ return true;
+
+ spin_lock_bh(&mvm->refs_lock);
+ for (i = 0; i < IWL_MVM_REF_COUNT; i++) {
+ if (mvm->refs[i]) {
+ taken = true;
+ break;
+ }
+ }
+ spin_unlock_bh(&mvm->refs_lock);
+
+ return taken;
+}
+
int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type)
{
iwl_mvm_ref(mvm, ref_type);
hw->uapsd_max_sp_len = IWL_UAPSD_MAX_SP;
}
- if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN)
+ if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN ||
+ mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_UMAC_SCAN) {
hw->flags |= IEEE80211_SINGLE_HW_SCAN_ON_ALL_BANDS;
+ hw->wiphy->features |=
+ NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR |
+ NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR;
+ }
hw->sta_data_size = sizeof(struct iwl_mvm_sta);
hw->vif_data_size = sizeof(struct iwl_mvm_vif);
NL80211_FEATURE_LOW_PRIORITY_SCAN |
NL80211_FEATURE_P2P_GO_OPPPS |
NL80211_FEATURE_DYNAMIC_SMPS |
- NL80211_FEATURE_STATIC_SMPS;
+ NL80211_FEATURE_STATIC_SMPS |
+ NL80211_FEATURE_SUPPORTS_WMM_ADMISSION;
if (mvm->fw->ucode_capa.capa[0] &
IWL_UCODE_TLV_CAPA_TXPOWER_INSERTION_SUPPORT)
if (ret)
return ret;
+ if (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_TDLS_SUPPORT) {
+ IWL_DEBUG_TDLS(mvm, "TDLS supported\n");
+ hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS;
+ }
+
ret = ieee80211_register_hw(mvm->hw);
if (ret)
iwl_mvm_leds_exit(mvm);
}
if (IEEE80211_SKB_CB(skb)->hw_queue == IWL_MVM_OFFCHANNEL_QUEUE &&
- !test_bit(IWL_MVM_STATUS_ROC_RUNNING, &mvm->status))
+ !test_bit(IWL_MVM_STATUS_ROC_RUNNING, &mvm->status) &&
+ !test_bit(IWL_MVM_STATUS_ROC_AUX_RUNNING, &mvm->status))
goto drop;
/* treat non-bufferable MMPDUs as broadcast if sta is sleeping */
memset(&mvmvif->bf_data, 0, sizeof(mvmvif->bf_data));
}
-#ifdef CONFIG_IWLWIFI_DEBUGFS
+static ssize_t iwl_mvm_read_coredump(char *buffer, loff_t offset, size_t count,
+ const void *data, size_t datalen)
+{
+ const struct iwl_mvm_dump_ptrs *dump_ptrs = data;
+ ssize_t bytes_read;
+ ssize_t bytes_read_trans;
+
+ if (offset < dump_ptrs->op_mode_len) {
+ bytes_read = min_t(ssize_t, count,
+ dump_ptrs->op_mode_len - offset);
+ memcpy(buffer, (u8 *)dump_ptrs->op_mode_ptr + offset,
+ bytes_read);
+ offset += bytes_read;
+ count -= bytes_read;
+
+ if (count == 0)
+ return bytes_read;
+ } else {
+ bytes_read = 0;
+ }
+
+ if (!dump_ptrs->trans_ptr)
+ return bytes_read;
+
+ offset -= dump_ptrs->op_mode_len;
+ bytes_read_trans = min_t(ssize_t, count,
+ dump_ptrs->trans_ptr->len - offset);
+ memcpy(buffer + bytes_read,
+ (u8 *)dump_ptrs->trans_ptr->data + offset,
+ bytes_read_trans);
+
+ return bytes_read + bytes_read_trans;
+}
+
+static void iwl_mvm_free_coredump(const void *data)
+{
+ const struct iwl_mvm_dump_ptrs *fw_error_dump = data;
+
+ vfree(fw_error_dump->op_mode_ptr);
+ vfree(fw_error_dump->trans_ptr);
+ kfree(fw_error_dump);
+}
+
void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm)
{
- static char *env[] = { "DRIVER=iwlwifi", "EVENT=error_dump", NULL };
struct iwl_fw_error_dump_file *dump_file;
struct iwl_fw_error_dump_data *dump_data;
struct iwl_fw_error_dump_info *dump_info;
lockdep_assert_held(&mvm->mutex);
- if (mvm->fw_error_dump)
- return;
-
- fw_error_dump = kzalloc(sizeof(*mvm->fw_error_dump), GFP_KERNEL);
+ fw_error_dump = kzalloc(sizeof(*fw_error_dump), GFP_KERNEL);
if (!fw_error_dump)
return;
if (fw_error_dump->trans_ptr)
file_len += fw_error_dump->trans_ptr->len;
dump_file->file_len = cpu_to_le32(file_len);
- mvm->fw_error_dump = fw_error_dump;
- /* notify the userspace about the error we had */
- kobject_uevent_env(&mvm->hw->wiphy->dev.kobj, KOBJ_CHANGE, env);
+ dev_coredumpm(mvm->trans->dev, THIS_MODULE, fw_error_dump, 0,
+ GFP_KERNEL, iwl_mvm_read_coredump, iwl_mvm_free_coredump);
}
-#endif
static void iwl_mvm_restart_cleanup(struct iwl_mvm *mvm)
{
- iwl_mvm_fw_error_dump(mvm);
+ /* clear the D3 reconfig, we only need it to avoid dumping a
+ * firmware coredump on reconfiguration, we shouldn't do that
+ * on D3->D0 transition
+ */
+ if (!test_and_clear_bit(IWL_MVM_STATUS_D3_RECONFIG, &mvm->status))
+ iwl_mvm_fw_error_dump(mvm);
iwl_trans_stop_device(mvm->trans);
mvm->scan_status = IWL_MVM_SCAN_NONE;
mvm->ps_disabled = false;
+ mvm->calibrating = false;
/* just in case one was running */
ieee80211_remain_on_channel_expired(mvm->hw);
mutex_unlock(&mvm->mutex);
}
+static void iwl_mvm_resume_complete(struct iwl_mvm *mvm)
+{
+ bool exit_now;
+
+ if (!iwl_mvm_is_d0i3_supported(mvm))
+ return;
+
+ mutex_lock(&mvm->d0i3_suspend_mutex);
+ __clear_bit(D0I3_DEFER_WAKEUP, &mvm->d0i3_suspend_flags);
+ exit_now = __test_and_clear_bit(D0I3_PENDING_WAKEUP,
+ &mvm->d0i3_suspend_flags);
+ mutex_unlock(&mvm->d0i3_suspend_mutex);
+
+ if (exit_now) {
+ IWL_DEBUG_RPM(mvm, "Run deferred d0i3 exit\n");
+ _iwl_mvm_exit_d0i3(mvm);
+ }
+}
+
static void
iwl_mvm_mac_reconfig_complete(struct ieee80211_hw *hw,
enum ieee80211_reconfig_type reconfig_type)
iwl_mvm_restart_complete(mvm);
break;
case IEEE80211_RECONFIG_TYPE_SUSPEND:
+ iwl_mvm_resume_complete(mvm);
break;
}
}
static void iwl_mvm_prepare_mac_removal(struct iwl_mvm *mvm,
struct ieee80211_vif *vif)
{
- u32 tfd_msk = iwl_mvm_mac_get_queues_mask(mvm, vif);
+ u32 tfd_msk = iwl_mvm_mac_get_queues_mask(vif);
if (tfd_msk) {
mutex_lock(&mvm->mutex);
.cmd = cmd,
};
+ if (IWL_MVM_FW_BCAST_FILTER_PASS_ALL)
+ return false;
+
memset(cmd, 0, sizeof(*cmd));
cmd->max_bcast_filters = ARRAY_SIZE(cmd->filters);
cmd->max_macs = ARRAY_SIZE(cmd->macs);
if (changes & BSS_CHANGED_BEACON &&
iwl_mvm_mac_ctxt_beacon_changed(mvm, vif))
IWL_WARN(mvm, "Failed updating beacon data\n");
+
+ if (changes & BSS_CHANGED_TXPOWER) {
+ IWL_DEBUG_CALIB(mvm, "Changing TX Power to %d\n",
+ bss_conf->txpower);
+ iwl_mvm_set_tx_power(mvm, vif, bss_conf->txpower);
+ }
+
}
static void iwl_mvm_bss_info_changed(struct ieee80211_hw *hw,
req->n_channels > mvm->fw->ucode_capa.n_scan_channels)
return -EINVAL;
- ret = iwl_mvm_cancel_scan_wait_notif(mvm, IWL_MVM_SCAN_SCHED);
- if (ret)
- return ret;
+ if (!(mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_UMAC_SCAN)) {
+ ret = iwl_mvm_cancel_scan_wait_notif(mvm, IWL_MVM_SCAN_SCHED);
+ if (ret)
+ return ret;
+ }
mutex_lock(&mvm->mutex);
iwl_mvm_ref(mvm, IWL_MVM_REF_SCAN);
- if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN)
+ if (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_UMAC_SCAN)
+ ret = iwl_mvm_scan_umac(mvm, vif, hw_req);
+ else if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN)
ret = iwl_mvm_unified_scan_lmac(mvm, vif, hw_req);
else
ret = iwl_mvm_scan_request(mvm, vif, req);
struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
int ret;
- ret = iwl_mvm_cancel_scan_wait_notif(mvm, IWL_MVM_SCAN_OS);
- if (ret)
- return ret;
+ if (!(mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_UMAC_SCAN)) {
+ ret = iwl_mvm_cancel_scan_wait_notif(mvm, IWL_MVM_SCAN_OS);
+ if (ret)
+ return ret;
+ }
mutex_lock(&mvm->mutex);
goto out;
}
- mvm->scan_status = IWL_MVM_SCAN_SCHED;
-
- if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN)) {
- ret = iwl_mvm_config_sched_scan(mvm, vif, req, ies);
- if (ret)
- goto err;
- }
-
- ret = iwl_mvm_config_sched_scan_profiles(mvm, req);
+ ret = iwl_mvm_scan_offload_start(mvm, vif, req, ies);
if (ret)
- goto err;
+ mvm->scan_status = IWL_MVM_SCAN_NONE;
- if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN)
- ret = iwl_mvm_unified_sched_scan_lmac(mvm, vif, req, ies);
- else
- ret = iwl_mvm_sched_scan_start(mvm, req);
-
- if (!ret)
- goto out;
-err:
- mvm->scan_status = IWL_MVM_SCAN_NONE;
out:
mutex_unlock(&mvm->mutex);
return ret;
iwl_mvm_wait_for_async_handlers(mvm);
return ret;
+
}
static int iwl_mvm_mac_set_key(struct ieee80211_hw *hw,
break;
case WLAN_CIPHER_SUITE_WEP40:
case WLAN_CIPHER_SUITE_WEP104:
- /*
- * Support for TX only, at least for now, so accept
- * the key and do nothing else. Then mac80211 will
- * pass it for TX but we don't have to use it for RX.
+ /* For non-client mode, only use WEP keys for TX as we probably
+ * don't have a station yet anyway and would then have to keep
+ * track of the keys, linking them to each of the clients/peers
+ * as they appear. For now, don't do that, for performance WEP
+ * offload doesn't really matter much, but we need it for some
+ * other offload features in client mode.
*/
- return 0;
+ if (vif->type != NL80211_IFTYPE_STATION)
+ return 0;
+ break;
default:
/* currently FW supports only one optional cipher scheme */
if (hw->n_cipher_schemes &&
/* Set the node address */
memcpy(aux_roc_req.node_addr, vif->addr, ETH_ALEN);
+ lockdep_assert_held(&mvm->mutex);
+
+ spin_lock_bh(&mvm->time_event_lock);
+
+ if (WARN_ON(te_data->id == HOT_SPOT_CMD)) {
+ spin_unlock_bh(&mvm->time_event_lock);
+ return -EIO;
+ }
+
te_data->vif = vif;
te_data->duration = duration;
te_data->id = HOT_SPOT_CMD;
- lockdep_assert_held(&mvm->mutex);
-
- spin_lock_bh(&mvm->time_event_lock);
- list_add_tail(&te_data->list, &mvm->time_event_list);
spin_unlock_bh(&mvm->time_event_lock);
/*
IWL_DEBUG_MAC80211(mvm, "enter (%d, %d, %d)\n", channel->hw_value,
duration, type);
+ mutex_lock(&mvm->mutex);
+
switch (vif->type) {
case NL80211_IFTYPE_STATION:
/* Use aux roc framework (HS20) */
ret = iwl_mvm_send_aux_roc_cmd(mvm, channel,
vif, duration);
- return ret;
+ goto out_unlock;
case NL80211_IFTYPE_P2P_DEVICE:
/* handle below */
break;
default:
IWL_ERR(mvm, "vif isn't P2P_DEVICE: %d\n", vif->type);
- return -EINVAL;
+ ret = -EINVAL;
+ goto out_unlock;
}
- mutex_lock(&mvm->mutex);
-
for (i = 0; i < NUM_PHY_CTX; i++) {
phy_ctxt = &mvm->phy_ctxts[i];
if (phy_ctxt->ref == 0 || mvmvif->phy_ctxt == phy_ctxt)
IWL_DEBUG_MAC80211(mvm, "enter\n");
mutex_lock(&mvm->mutex);
- iwl_mvm_stop_p2p_roc(mvm);
+ iwl_mvm_stop_roc(mvm);
mutex_unlock(&mvm->mutex);
IWL_DEBUG_MAC80211(mvm, "leave\n");
mvmvif = iwl_mvm_vif_from_mac80211(vif);
mvmsta = iwl_mvm_sta_from_staid_protected(mvm, mvmvif->ap_sta_id);
- if (WARN_ON_ONCE(!mvmsta))
- goto done;
+ if (WARN_ON_ONCE(!mvmsta)) {
+ mutex_unlock(&mvm->mutex);
+ return;
+ }
if (drop) {
if (iwl_mvm_flush_tx_path(mvm, mvmsta->tfd_queue_msk, true))
IWL_ERR(mvm, "flush request fail\n");
+ mutex_unlock(&mvm->mutex);
} else {
- iwl_trans_wait_tx_queue_empty(mvm->trans,
- mvmsta->tfd_queue_msk);
+ u32 tfd_queue_msk = mvmsta->tfd_queue_msk;
+ mutex_unlock(&mvm->mutex);
+
+ /* this can take a while, and we may need/want other operations
+ * to succeed while doing this, so do it without the mutex held
+ */
+ iwl_trans_wait_tx_queue_empty(mvm->trans, tfd_queue_msk);
}
-done:
- mutex_unlock(&mvm->mutex);
}
const struct ieee80211_ops iwl_mvm_hw_ops = {
projects / karo-tx-linux.git / blobdiff