int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
int ret;
if (WARN_ON_ONCE(!mvmvif->phy_ctxt))
return -EINVAL;
ret = iwl_mvm_binding_update(mvm, vif, mvmvif->phy_ctxt, false);
if (!ret)
if (iwl_mvm_sf_update(mvm, vif, true))
IWL_ERR(mvm, "Failed to update SF state\n");
return ret;
}
int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
if (WARN_ON_ONCE(!mvmvif->phy_ctxt))
return -EINVAL;
/*
* Update SF - Disable if needed. if this fails, SF might still be on
* while many macs are bound, which is forbidden - so fail the binding.
*/
if (iwl_mvm_sf_update(mvm, vif, false))
return -EINVAL;
return iwl_mvm_binding_update(mvm, vif, mvmvif->phy_ctxt, true);
}
int iwl_mvm_up(struct iwl_mvm *mvm)
{
int ret, i;
struct ieee80211_channel *chan;
struct cfg80211_chan_def chandef;
lockdep_assert_held(&mvm->mutex);
ret = iwl_trans_start_hw(mvm->trans);
if (ret)
return ret;
/*
* If we haven't completed the run of the init ucode during
* module loading, load init ucode now
* (for example, if we were in RFKILL)
*/
ret = iwl_run_init_mvm_ucode(mvm, false);
if (ret && !iwlmvm_mod_params.init_dbg) {
IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret);
/* this can't happen */
if (WARN_ON(ret > 0))
ret = -ERFKILL;
goto error;
}
if (!iwlmvm_mod_params.init_dbg) {
/*
* Stop and start the transport without entering low power
* mode. This will save the state of other components on the
* device that are triggered by the INIT firwmare (MFUART).
*/
_iwl_trans_stop_device(mvm->trans, false);
ret = _iwl_trans_start_hw(mvm->trans, false);
if (ret)
goto error;
}
if (iwlmvm_mod_params.init_dbg)
return 0;
ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
if (ret) {
IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
goto error;
}
iwl_mvm_get_shared_mem_conf(mvm);
ret = iwl_mvm_sf_update(mvm, NULL, false);
if (ret)
IWL_ERR(mvm, "Failed to initialize Smart Fifo\n");
mvm->fw_dbg_conf = FW_DBG_INVALID;
/* if we have a destination, assume EARLY START */
if (mvm->fw->dbg_dest_tlv)
mvm->fw_dbg_conf = FW_DBG_START_FROM_ALIVE;
iwl_mvm_start_fw_dbg_conf(mvm, FW_DBG_START_FROM_ALIVE);
ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
if (ret)
goto error;
ret = iwl_send_bt_init_conf(mvm);
if (ret)
goto error;
/* Send phy db control command and then phy db calibration*/
ret = iwl_send_phy_db_data(mvm->phy_db);
if (ret)
goto error;
ret = iwl_send_phy_cfg_cmd(mvm);
if (ret)
goto error;
/* init the fw <-> mac80211 STA mapping */
for (i = 0; i < IWL_MVM_STATION_COUNT; i++)
RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
mvm->tdls_cs.peer.sta_id = IWL_MVM_STATION_COUNT;
/* reset quota debouncing buffer - 0xff will yield invalid data */
memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd));
/* Add auxiliary station for scanning */
ret = iwl_mvm_add_aux_sta(mvm);
if (ret)
goto error;
/* Add all the PHY contexts */
chan = &mvm->hw->wiphy->bands[IEEE80211_BAND_2GHZ]->channels[0];
cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT);
for (i = 0; i < NUM_PHY_CTX; i++) {
/*
* The channel used here isn't relevant as it's
* going to be overwritten in the other flows.
* For now use the first channel we have.
*/
ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i],
&chandef, 1, 1);
if (ret)
goto error;
}
/* Initialize tx backoffs to the minimal possible */
iwl_mvm_tt_tx_backoff(mvm, 0);
WARN_ON(iwl_mvm_config_ltr(mvm));
ret = iwl_mvm_power_update_device(mvm);
if (ret)
goto error;
/*
* RTNL is not taken during Ct-kill, but we don't need to scan/Tx
* anyway, so don't init MCC.
*/
if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) {
ret = iwl_mvm_init_mcc(mvm);
if (ret)
goto error;
}
if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) {
ret = iwl_mvm_config_scan(mvm);
if (ret)
goto error;
}
if (iwl_mvm_is_csum_supported(mvm) &&
mvm->cfg->features & NETIF_F_RXCSUM)
iwl_trans_write_prph(mvm->trans, RX_EN_CSUM, 0x3);
/* allow FW/transport low power modes if not during restart */
if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
iwl_mvm_unref(mvm, IWL_MVM_REF_UCODE_DOWN);
IWL_DEBUG_INFO(mvm, "RT uCode started.\n");
return 0;
error:
iwl_trans_stop_device(mvm->trans);
return ret;
}
int iwl_mvm_up(struct iwl_mvm *mvm)
{
int ret, i;
struct ieee80211_channel *chan;
struct cfg80211_chan_def chandef;
lockdep_assert_held(&mvm->mutex);
ret = iwl_trans_start_hw(mvm->trans);
if (ret)
return ret;
/*
* If we haven't completed the run of the init ucode during
* module loading, load init ucode now
* (for example, if we were in RFKILL)
*/
if (!mvm->init_ucode_complete) {
ret = iwl_run_init_mvm_ucode(mvm, false);
if (ret && !iwlmvm_mod_params.init_dbg) {
IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret);
/* this can't happen */
if (WARN_ON(ret > 0))
ret = -ERFKILL;
goto error;
}
if (!iwlmvm_mod_params.init_dbg) {
/*
* should stop and start HW since that INIT
* image just loaded
*/
iwl_trans_stop_device(mvm->trans);
ret = iwl_trans_start_hw(mvm->trans);
if (ret)
return ret;
}
}
if (iwlmvm_mod_params.init_dbg)
return 0;
ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
if (ret) {
IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
goto error;
}
ret = iwl_mvm_sf_update(mvm, NULL, false);
if (ret)
IWL_ERR(mvm, "Failed to initialize Smart Fifo\n");
mvm->fw_dbg_conf = FW_DBG_INVALID;
iwl_mvm_start_fw_dbg_conf(mvm, FW_DBG_CUSTOM);
ret = iwl_send_tx_ant_cfg(mvm, mvm->fw->valid_tx_ant);
if (ret)
goto error;
ret = iwl_send_bt_init_conf(mvm);
if (ret)
goto error;
/* Send phy db control command and then phy db calibration*/
ret = iwl_send_phy_db_data(mvm->phy_db);
if (ret)
goto error;
ret = iwl_send_phy_cfg_cmd(mvm);
if (ret)
goto error;
/* init the fw <-> mac80211 STA mapping */
for (i = 0; i < IWL_MVM_STATION_COUNT; i++)
RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
mvm->tdls_cs.peer.sta_id = IWL_MVM_STATION_COUNT;
/* reset quota debouncing buffer - 0xff will yield invalid data */
memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd));
/* Add auxiliary station for scanning */
ret = iwl_mvm_add_aux_sta(mvm);
if (ret)
goto error;
/* Add all the PHY contexts */
chan = &mvm->hw->wiphy->bands[IEEE80211_BAND_2GHZ]->channels[0];
cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT);
for (i = 0; i < NUM_PHY_CTX; i++) {
/*
* The channel used here isn't relevant as it's
* going to be overwritten in the other flows.
* For now use the first channel we have.
*/
ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i],
&chandef, 1, 1);
if (ret)
goto error;
}
/* Initialize tx backoffs to the minimal possible */
iwl_mvm_tt_tx_backoff(mvm, 0);
if (mvm->trans->ltr_enabled) {
struct iwl_ltr_config_cmd cmd = {
.flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE),
};
WARN_ON(iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0,
sizeof(cmd), &cmd));
}
ret = iwl_mvm_power_update_device(mvm);
if (ret)
goto error;
if (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_UMAC_SCAN) {
ret = iwl_mvm_config_scan(mvm);
if (ret)
goto error;
}
/* allow FW/transport low power modes if not during restart */
if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
iwl_mvm_unref(mvm, IWL_MVM_REF_UCODE_DOWN);
IWL_DEBUG_INFO(mvm, "RT uCode started.\n");
return 0;
error:
iwl_trans_stop_device(mvm->trans);
return ret;
}
int iwl_mvm_up(struct iwl_mvm *mvm)
{
int ret, i;
struct ieee80211_channel *chan;
struct cfg80211_chan_def chandef;
lockdep_assert_held(&mvm->mutex);
ret = iwl_trans_start_hw(mvm->trans);
if (ret)
return ret;
ret = iwl_mvm_load_rt_fw(mvm);
if (ret) {
IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
goto error;
}
iwl_get_shared_mem_conf(&mvm->fwrt);
ret = iwl_mvm_sf_update(mvm, NULL, false);
if (ret)
IWL_ERR(mvm, "Failed to initialize Smart Fifo\n");
#ifdef CPTCFG_IWLWIFI_DEVICE_TESTMODE
iwl_dnt_start(mvm->trans);
#endif
mvm->fwrt.dump.conf = FW_DBG_INVALID;
/* if we have a destination, assume EARLY START */
if (mvm->fw->dbg.dest_tlv)
mvm->fwrt.dump.conf = FW_DBG_START_FROM_ALIVE;
iwl_fw_start_dbg_conf(&mvm->fwrt, FW_DBG_START_FROM_ALIVE);
#ifdef CPTCFG_MAC80211_LATENCY_MEASUREMENTS
if (iwl_fw_dbg_trigger_enabled(mvm->fw, FW_DBG_TRIGGER_TX_LATENCY)) {
struct iwl_fw_dbg_trigger_tlv *trig;
struct iwl_fw_dbg_trigger_tx_latency *thrshold_trig;
u32 thrshld;
u32 vif;
u32 iface = 0;
u16 tid;
u16 mode;
u32 window;
trig = iwl_fw_dbg_get_trigger(mvm->fw,
FW_DBG_TRIGGER_TX_LATENCY);
vif = le32_to_cpu(trig->vif_type);
if (vif == IWL_FW_DBG_CONF_VIF_ANY) {
iface = BIT(IEEE80211_TX_LATENCY_BSS);
iface |= BIT(IEEE80211_TX_LATENCY_P2P);
} else if (vif <= IWL_FW_DBG_CONF_VIF_AP) {
iface = BIT(IEEE80211_TX_LATENCY_BSS);
} else {
iface = BIT(IEEE80211_TX_LATENCY_P2P);
}
thrshold_trig = (void *)trig->data;
thrshld = le32_to_cpu(thrshold_trig->thrshold);
tid = le16_to_cpu(thrshold_trig->tid_bitmap);
mode = le16_to_cpu(thrshold_trig->mode);
window = le32_to_cpu(thrshold_trig->window);
IWL_DEBUG_INFO(mvm,
"Tx latency trigger cfg: threshold = %u, tid = 0x%x, mode = 0x%x, window = %u vif = 0x%x\n",
thrshld, tid, mode, window, iface);
ieee80211_tx_lat_thrshld_cfg(mvm->hw, thrshld,
tid, window, mode, iface);
}
#endif
ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
if (ret)
goto error;
if (!iwl_mvm_has_unified_ucode(mvm)) {
/* Send phy db control command and then phy db calibration */
ret = iwl_send_phy_db_data(mvm->phy_db);
if (ret)
goto error;
ret = iwl_send_phy_cfg_cmd(mvm);
if (ret)
goto error;
}
ret = iwl_mvm_send_bt_init_conf(mvm);
if (ret)
goto error;
if (fw_has_capa(&mvm->fw->ucode_capa,
IWL_UCODE_TLV_CAPA_SOC_LATENCY_SUPPORT)) {
ret = iwl_set_soc_latency(mvm);
if (ret)
goto error;
}
/* Init RSS configuration */
if (mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000) {
ret = iwl_configure_rxq(mvm);
if (ret) {
IWL_ERR(mvm, "Failed to configure RX queues: %d\n",
ret);
goto error;
}
}
if (iwl_mvm_has_new_rx_api(mvm)) {
ret = iwl_send_rss_cfg_cmd(mvm);
if (ret) {
IWL_ERR(mvm, "Failed to configure RSS queues: %d\n",
ret);
goto error;
}
}
/* init the fw <-> mac80211 STA mapping */
for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++)
RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
mvm->tdls_cs.peer.sta_id = IWL_MVM_INVALID_STA;
/* reset quota debouncing buffer - 0xff will yield invalid data */
memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd));
ret = iwl_mvm_send_dqa_cmd(mvm);
if (ret)
goto error;
/* Add auxiliary station for scanning */
ret = iwl_mvm_add_aux_sta(mvm);
if (ret)
goto error;
/* Add all the PHY contexts */
chan = &mvm->hw->wiphy->bands[NL80211_BAND_2GHZ]->channels[0];
cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT);
for (i = 0; i < NUM_PHY_CTX; i++) {
/*
* The channel used here isn't relevant as it's
* going to be overwritten in the other flows.
* For now use the first channel we have.
*/
ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i],
&chandef, 1, 1);
if (ret)
goto error;
}
#ifdef CONFIG_THERMAL
if (iwl_mvm_is_tt_in_fw(mvm)) {
/* in order to give the responsibility of ct-kill and
* TX backoff to FW we need to send empty temperature reporting
* cmd during init time
*/
iwl_mvm_send_temp_report_ths_cmd(mvm);
} else {
/* Initialize tx backoffs to the minimal possible */
iwl_mvm_tt_tx_backoff(mvm, 0);
}
/* TODO: read the budget from BIOS / Platform NVM */
/*
* In case there is no budget from BIOS / Platform NVM the default
* budget should be 2000mW (cooling state 0).
*/
if (iwl_mvm_is_ctdp_supported(mvm)) {
ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START,
mvm->cooling_dev.cur_state);
if (ret)
goto error;
}
#else
/* Initialize tx backoffs to the minimal possible */
iwl_mvm_tt_tx_backoff(mvm, 0);
#endif
WARN_ON(iwl_mvm_config_ltr(mvm));
ret = iwl_mvm_power_update_device(mvm);
if (ret)
goto error;
/*
* RTNL is not taken during Ct-kill, but we don't need to scan/Tx
* anyway, so don't init MCC.
*/
if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) {
ret = iwl_mvm_init_mcc(mvm);
if (ret)
goto error;
}
if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) {
mvm->scan_type = IWL_SCAN_TYPE_NOT_SET;
mvm->hb_scan_type = IWL_SCAN_TYPE_NOT_SET;
ret = iwl_mvm_config_scan(mvm);
if (ret)
goto error;
}
/* allow FW/transport low power modes if not during restart */
if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
iwl_mvm_unref(mvm, IWL_MVM_REF_UCODE_DOWN);
#ifdef CPTCFG_IWLWIFI_LTE_COEX
iwl_mvm_send_lte_commands(mvm);
#endif
#ifdef CPTCFG_IWLMVM_VENDOR_CMDS
/* set_mode must be IWL_TX_POWER_MODE_SET_DEVICE if this was
* ever initialized.
*/
if (le32_to_cpu(mvm->txp_cmd.v5.v3.set_mode) ==
IWL_TX_POWER_MODE_SET_DEVICE) {
int len;
if (fw_has_api(&mvm->fw->ucode_capa,
IWL_UCODE_TLV_API_REDUCE_TX_POWER))
len = sizeof(mvm->txp_cmd.v5);
else if (fw_has_capa(&mvm->fw->ucode_capa,
IWL_UCODE_TLV_CAPA_TX_POWER_ACK))
len = sizeof(mvm->txp_cmd.v4);
else
len = sizeof(mvm->txp_cmd.v4.v3);
if (iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0,
len, &mvm->txp_cmd))
IWL_ERR(mvm, "failed to update TX power\n");
}
#endif
#ifdef CPTCFG_IWLWIFI_FRQ_MGR
iwl_mvm_fm_notify_current_dcdc();
#endif
ret = iwl_mvm_sar_init(mvm);
if (ret)
goto error;
ret = iwl_mvm_sar_geo_init(mvm);
if (ret)
goto error;
iwl_mvm_leds_sync(mvm);
IWL_DEBUG_INFO(mvm, "RT uCode started.\n");
return 0;
error:
if (!iwlmvm_mod_params.init_dbg || !ret)
iwl_mvm_stop_device(mvm);
return ret;
}
int iwl_mvm_up(struct iwl_mvm *mvm)
{
int ret, i;
struct ieee80211_channel *chan;
struct cfg80211_chan_def chandef;
lockdep_assert_held(&mvm->mutex);
ret = iwl_trans_start_hw(mvm->trans);
if (ret)
return ret;
/*
* If we haven't completed the run of the init ucode during
* module loading, load init ucode now
* (for example, if we were in RFKILL)
*/
if (!mvm->init_ucode_complete) {
ret = iwl_run_init_mvm_ucode(mvm, false);
if (ret && !iwlmvm_mod_params.init_dbg) {
IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret);
/* this can't happen */
if (WARN_ON(ret > 0))
ret = -ERFKILL;
goto error;
}
if (!iwlmvm_mod_params.init_dbg) {
/*
* should stop and start HW since that INIT
* image just loaded
*/
iwl_trans_stop_device(mvm->trans);
ret = iwl_trans_start_hw(mvm->trans);
if (ret)
return ret;
}
}
if (iwlmvm_mod_params.init_dbg)
return 0;
ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
if (ret) {
IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
goto error;
}
ret = iwl_mvm_sf_update(mvm, NULL, false);
if (ret)
IWL_ERR(mvm, "Failed to initialize Smart Fifo\n");
ret = iwl_send_tx_ant_cfg(mvm, iwl_fw_valid_tx_ant(mvm->fw));
if (ret)
goto error;
ret = iwl_send_bt_prio_tbl(mvm);
if (ret)
goto error;
ret = iwl_send_bt_init_conf(mvm);
if (ret)
goto error;
/* Send phy db control command and then phy db calibration*/
ret = iwl_send_phy_db_data(mvm->phy_db);
if (ret)
goto error;
ret = iwl_send_phy_cfg_cmd(mvm);
if (ret)
goto error;
/* init the fw <-> mac80211 STA mapping */
for (i = 0; i < IWL_MVM_STATION_COUNT; i++)
RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
/* Add auxiliary station for scanning */
ret = iwl_mvm_add_aux_sta(mvm);
if (ret)
goto error;
/* Add all the PHY contexts */
chan = &mvm->hw->wiphy->bands[IEEE80211_BAND_2GHZ]->channels[0];
cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT);
for (i = 0; i < NUM_PHY_CTX; i++) {
/*
* The channel used here isn't relevant as it's
* going to be overwritten in the other flows.
* For now use the first channel we have.
*/
ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i],
&chandef, 1, 1);
if (ret)
goto error;
}
ret = iwl_mvm_power_update_device_mode(mvm);
if (ret)
goto error;
IWL_DEBUG_INFO(mvm, "RT uCode started.\n");
return 0;
error:
iwl_trans_stop_device(mvm->trans);
return ret;
}