* (PCIe power is lost before PERST# is asserted), causing ME FW
* to lose ownership and not being able to obtain it back.
*/
- iwl_set_bits_mask_prph(mvm->trans, APMG_PS_CTRL_REG,
- APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS,
- ~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS);
+ if (mvm->trans->cfg->device_family != IWL_DEVICE_FAMILY_8000)
+ iwl_set_bits_mask_prph(mvm->trans, APMG_PS_CTRL_REG,
+ APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS,
+ ~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS);
}
struct iwl_rx_handlers {
RX_HANDLER(TIME_EVENT_NOTIFICATION, iwl_mvm_rx_time_event_notif, false),
+ RX_HANDLER(EOSP_NOTIFICATION, iwl_mvm_rx_eosp_notif, false),
+
RX_HANDLER(SCAN_REQUEST_CMD, iwl_mvm_rx_scan_response, false),
RX_HANDLER(SCAN_COMPLETE_NOTIFICATION, iwl_mvm_rx_scan_complete, false),
RX_HANDLER(SCAN_OFFLOAD_COMPLETE,
CMD(BEACON_NOTIFICATION),
CMD(BEACON_TEMPLATE_CMD),
CMD(STATISTICS_NOTIFICATION),
+ CMD(EOSP_NOTIFICATION),
CMD(REDUCE_TX_POWER_CMD),
CMD(TX_ANT_CONFIGURATION_CMD),
CMD(D3_CONFIG_CMD),
+ CMD(D0I3_END_CMD),
CMD(PROT_OFFLOAD_CONFIG_CMD),
CMD(OFFLOADS_QUERY_CMD),
CMD(REMOTE_WAKE_CONFIG_CMD),
CMD(BT_PROFILE_NOTIFICATION),
CMD(BT_CONFIG),
CMD(MCAST_FILTER_CMD),
+ CMD(BCAST_FILTER_CMD),
CMD(REPLY_SF_CFG_CMD),
CMD(REPLY_BEACON_FILTERING_CMD),
CMD(REPLY_THERMAL_MNG_BACKOFF),
/* this forward declaration can avoid to export the function */
static void iwl_mvm_async_handlers_wk(struct work_struct *wk);
+static u32 calc_min_backoff(struct iwl_trans *trans, const struct iwl_cfg *cfg)
+{
+ const struct iwl_pwr_tx_backoff *pwr_tx_backoff = cfg->pwr_tx_backoffs;
+
+ if (!pwr_tx_backoff)
+ return 0;
+
+ while (pwr_tx_backoff->pwr) {
+ if (trans->dflt_pwr_limit >= pwr_tx_backoff->pwr)
+ return pwr_tx_backoff->backoff;
+
+ pwr_tx_backoff++;
+ }
+
+ return 0;
+}
+
static struct iwl_op_mode *
iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
const struct iwl_fw *fw, struct dentry *dbgfs_dir)
TX_CMD,
};
int err, scan_size;
+ u32 min_backoff;
+
+ /*
+ * We use IWL_MVM_STATION_COUNT to check the validity of the station
+ * index all over the driver - check that its value corresponds to the
+ * array size.
+ */
+ BUILD_BUG_ON(ARRAY_SIZE(mvm->fw_id_to_mac_id) != IWL_MVM_STATION_COUNT);
/********************************
* 1. Allocating and configuring HW data
IWL_INFO(mvm, "Detected %s, REV=0x%X\n",
mvm->cfg->name, mvm->trans->hw_rev);
- iwl_mvm_tt_initialize(mvm);
+ min_backoff = calc_min_backoff(trans, cfg);
+ iwl_mvm_tt_initialize(mvm, min_backoff);
/*
* If the NVM exists in an external file,
memset(&mvm->rx_stats, 0, sizeof(struct mvm_statistics_rx));
+ /* rpm starts with a taken ref. only set the appropriate bit here. */
+ set_bit(IWL_MVM_REF_UCODE_DOWN, mvm->ref_bitmap);
+
return op_mode;
out_unregister:
mvm->phy_db = NULL;
iwl_free_nvm_data(mvm->nvm_data);
- for (i = 0; i < NVM_NUM_OF_SECTIONS; i++)
+ for (i = 0; i < NVM_MAX_NUM_SECTIONS; i++)
kfree(mvm->nvm_sections[i].data);
ieee80211_free_hw(mvm->hw);
{
iwl_abort_notification_waits(&mvm->notif_wait);
+ /*
+ * This is a bit racy, but worst case we tell mac80211 about
+ * a stopped/aborted scan when that was already done which
+ * is not a problem. It is necessary to abort any os scan
+ * here because mac80211 requires having the scan cleared
+ * before restarting.
+ * We'll reset the scan_status to NONE in restart cleanup in
+ * the next start() call from mac80211. If restart isn't called
+ * (no fw restart) scan status will stay busy.
+ */
+ switch (mvm->scan_status) {
+ case IWL_MVM_SCAN_NONE:
+ break;
+ case IWL_MVM_SCAN_OS:
+ ieee80211_scan_completed(mvm->hw, true);
+ break;
+ case IWL_MVM_SCAN_SCHED:
+ /* Sched scan will be restarted by mac80211 in restart_hw. */
+ if (!mvm->restart_fw)
+ ieee80211_sched_scan_stopped(mvm->hw);
+ break;
+ }
+
/*
* If we're restarting already, don't cycle restarts.
* If INIT fw asserted, it will likely fail again.
INIT_WORK(&reprobe->work, iwl_mvm_reprobe_wk);
schedule_work(&reprobe->work);
} else if (mvm->cur_ucode == IWL_UCODE_REGULAR && mvm->restart_fw) {
- /*
- * This is a bit racy, but worst case we tell mac80211 about
- * a stopped/aborted (sched) scan when that was already done
- * which is not a problem. It is necessary to abort any scan
- * here because mac80211 requires having the scan cleared
- * before restarting.
- * We'll reset the scan_status to NONE in restart cleanup in
- * the next start() call from mac80211.
- */
- switch (mvm->scan_status) {
- case IWL_MVM_SCAN_NONE:
- break;
- case IWL_MVM_SCAN_OS:
- ieee80211_scan_completed(mvm->hw, true);
- break;
- case IWL_MVM_SCAN_SCHED:
- ieee80211_sched_scan_stopped(mvm->hw);
- break;
- }
+ /* don't let the transport/FW power down */
+ iwl_mvm_ref(mvm, IWL_MVM_REF_UCODE_DOWN);
if (mvm->restart_fw > 0)
mvm->restart_fw--;
iwl_mvm_nic_restart(mvm);
}
+static void iwl_mvm_enter_d0i3_iterator(void *_data, u8 *mac,
+ struct ieee80211_vif *vif)
+{
+ struct iwl_mvm *mvm = _data;
+ u32 flags = CMD_ASYNC | CMD_HIGH_PRIO | CMD_SEND_IN_IDLE;
+
+ IWL_DEBUG_RPM(mvm, "entering D0i3 - vif %pM\n", vif->addr);
+ if (vif->type != NL80211_IFTYPE_STATION ||
+ !vif->bss_conf.assoc)
+ return;
+
+ iwl_mvm_update_d0i3_power_mode(mvm, vif, true, flags);
+
+ /*
+ * on init/association, mvm already configures POWER_TABLE_CMD
+ * and REPLY_MCAST_FILTER_CMD, so currently don't
+ * reconfigure them (we might want to use different
+ * params later on, though).
+ */
+}
+
+static int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode)
+{
+ struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
+ u32 flags = CMD_ASYNC | CMD_HIGH_PRIO | CMD_SEND_IN_IDLE;
+ int ret;
+ struct iwl_wowlan_config_cmd wowlan_config_cmd = {
+ .wakeup_filter = cpu_to_le32(IWL_WOWLAN_WAKEUP_RX_FRAME |
+ IWL_WOWLAN_WAKEUP_BEACON_MISS |
+ IWL_WOWLAN_WAKEUP_LINK_CHANGE |
+ IWL_WOWLAN_WAKEUP_BCN_FILTERING),
+ };
+ struct iwl_d3_manager_config d3_cfg_cmd = {
+ .min_sleep_time = cpu_to_le32(1000),
+ };
+
+ IWL_DEBUG_RPM(mvm, "MVM entering D0i3\n");
+
+ ieee80211_iterate_active_interfaces_atomic(mvm->hw,
+ IEEE80211_IFACE_ITER_NORMAL,
+ iwl_mvm_enter_d0i3_iterator,
+ mvm);
+
+ ret = iwl_mvm_send_cmd_pdu(mvm, WOWLAN_CONFIGURATION, flags,
+ sizeof(wowlan_config_cmd),
+ &wowlan_config_cmd);
+ if (ret)
+ return ret;
+
+ return iwl_mvm_send_cmd_pdu(mvm, D3_CONFIG_CMD,
+ flags | CMD_MAKE_TRANS_IDLE,
+ sizeof(d3_cfg_cmd), &d3_cfg_cmd);
+}
+
+static void iwl_mvm_exit_d0i3_iterator(void *_data, u8 *mac,
+ struct ieee80211_vif *vif)
+{
+ struct iwl_mvm *mvm = _data;
+ u32 flags = CMD_ASYNC | CMD_HIGH_PRIO;
+
+ IWL_DEBUG_RPM(mvm, "exiting D0i3 - vif %pM\n", vif->addr);
+ if (vif->type != NL80211_IFTYPE_STATION ||
+ !vif->bss_conf.assoc)
+ return;
+
+ iwl_mvm_update_d0i3_power_mode(mvm, vif, false, flags);
+}
+
+static int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode)
+{
+ struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
+ u32 flags = CMD_ASYNC | CMD_HIGH_PRIO | CMD_SEND_IN_IDLE |
+ CMD_WAKE_UP_TRANS;
+ int ret;
+
+ IWL_DEBUG_RPM(mvm, "MVM exiting D0i3\n");
+
+ ret = iwl_mvm_send_cmd_pdu(mvm, D0I3_END_CMD, flags, 0, NULL);
+ if (ret)
+ return ret;
+
+ ieee80211_iterate_active_interfaces_atomic(mvm->hw,
+ IEEE80211_IFACE_ITER_NORMAL,
+ iwl_mvm_exit_d0i3_iterator,
+ mvm);
+ return 0;
+}
+
static const struct iwl_op_mode_ops iwl_mvm_ops = {
.start = iwl_op_mode_mvm_start,
.stop = iwl_op_mode_mvm_stop,
.nic_error = iwl_mvm_nic_error,
.cmd_queue_full = iwl_mvm_cmd_queue_full,
.nic_config = iwl_mvm_nic_config,
+ .enter_d0i3 = iwl_mvm_enter_d0i3,
+ .exit_d0i3 = iwl_mvm_exit_d0i3,
};