mirror of https://gitee.com/openkylin/linux.git
iwlwifi: mvm: add CT-KILL notification
Up to today the driver was notified of the temperature from the FW and decided whether to enter CT-kill or not. From now on, the FW will decide when to enter CT-kill and will notify the driver. Add support for this notification. Signed-off-by: Chaya Rachel Ivgi <chaya.rachel.ivgi@intel.com> Signed-off-by: Luca Coelho <luciano.coelho@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Chaya Rachel Ivgi
Emmanuel Grumbach
parent
51bcc7386a
commit
0a3b711900
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@ -318,6 +318,9 @@ typedef unsigned int __bitwise__ iwl_ucode_tlv_capa_t;
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* @IWL_UCODE_TLV_CAPA_BEACON_STORING: firmware will store the latest beacon
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* from AP and will send it upon d0i3 exit.
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* @IWL_UCODE_TLV_CAPA_LAR_SUPPORT_V2: support LAR API V2
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* @IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW: firmware responsible for CT-kill
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* @IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT: supports temperature
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* thresholds reporting
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*
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* @NUM_IWL_UCODE_TLV_CAPA: number of bits used
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*/
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@ -351,6 +354,8 @@ enum iwl_ucode_tlv_capa {
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IWL_UCODE_TLV_CAPA_BEACON_ANT_SELECTION = (__force iwl_ucode_tlv_capa_t)71,
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IWL_UCODE_TLV_CAPA_BEACON_STORING = (__force iwl_ucode_tlv_capa_t)72,
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IWL_UCODE_TLV_CAPA_LAR_SUPPORT_V2 = (__force iwl_ucode_tlv_capa_t)73,
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IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW = (__force iwl_ucode_tlv_capa_t)74,
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IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT = (__force iwl_ucode_tlv_capa_t)75,
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NUM_IWL_UCODE_TLV_CAPA
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#ifdef __CHECKER__
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@ -279,6 +279,7 @@ enum {
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*/
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enum iwl_phy_ops_subcmd_ids {
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CMD_DTS_MEASUREMENT_TRIGGER_WIDE = 0x0,
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CT_KILL_NOTIFICATION = 0xFE,
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DTS_MEASUREMENT_NOTIF_WIDE = 0xFF,
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};
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@ -1685,6 +1686,17 @@ struct iwl_dts_measurement_notif {
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__le32 voltage;
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} __packed; /* TEMPERATURE_MEASUREMENT_TRIGGER_NTFY_S */
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/**
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* struct ct_kill_notif - CT-kill entry notification
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*
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* @temperature: the current temperature in celsius
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* @reserved: reserved
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*/
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struct ct_kill_notif {
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__le16 temperature;
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__le16 reserved;
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} __packed; /* GRP_PHY_CT_KILL_NTF */
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/***********************************
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* TDLS API
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***********************************/
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@ -7,6 +7,7 @@
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*
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* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
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* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
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* Copyright(c) 2016 Intel Deutschland GmbH
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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@ -33,6 +34,7 @@
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*
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* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
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* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
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* Copyright(c) 2016 Intel Deutschland GmbH
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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@ -1028,6 +1030,18 @@ static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
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IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT);
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}
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static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm)
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{
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/* these two TLV are redundant since the responsibility to CT-kill by
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* FW happens only after we send at least one command of
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* temperature THs report.
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*/
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return fw_has_capa(&mvm->fw->ucode_capa,
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IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) &&
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fw_has_capa(&mvm->fw->ucode_capa,
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IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT);
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}
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extern const u8 iwl_mvm_ac_to_tx_fifo[];
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struct iwl_rate_info {
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@ -1502,6 +1516,7 @@ void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff);
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void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
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void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
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int iwl_mvm_get_temp(struct iwl_mvm *mvm, s32 *temp);
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void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
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/* Location Aware Regulatory */
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struct iwl_mcc_update_resp *
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@ -263,6 +263,8 @@ static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = {
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RX_HANDLER(DTS_MEASUREMENT_NOTIFICATION, iwl_mvm_temp_notif, true),
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RX_HANDLER_GRP(PHY_OPS_GROUP, DTS_MEASUREMENT_NOTIF_WIDE,
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iwl_mvm_temp_notif, true),
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RX_HANDLER_GRP(PHY_OPS_GROUP, CT_KILL_NOTIFICATION,
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iwl_mvm_ct_kill_notif, false),
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RX_HANDLER(TDLS_CHANNEL_SWITCH_NOTIFICATION, iwl_mvm_rx_tdls_notif,
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true),
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@ -387,6 +389,7 @@ static const struct iwl_hcmd_names iwl_mvm_legacy_names[] = {
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*/
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static const struct iwl_hcmd_names iwl_mvm_phy_names[] = {
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HCMD_NAME(CMD_DTS_MEASUREMENT_TRIGGER_WIDE),
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HCMD_NAME(CT_KILL_NOTIFICATION),
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HCMD_NAME(DTS_MEASUREMENT_NOTIF_WIDE),
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};
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@ -7,6 +7,7 @@
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*
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* Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved.
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* Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
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* Copyright(c) 2015 - 2016 Intel Deutschland GmbH
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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@ -33,7 +34,7 @@
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*
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* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
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* Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
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* Copyright(c) 2015 Intel Deutschland GmbH
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* Copyright(c) 2015 - 2016 Intel Deutschland GmbH
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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@ -171,6 +172,24 @@ void iwl_mvm_temp_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb)
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iwl_mvm_tt_temp_changed(mvm, temp);
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}
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void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb)
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{
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struct iwl_rx_packet *pkt = rxb_addr(rxb);
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struct ct_kill_notif *notif;
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int len = iwl_rx_packet_payload_len(pkt);
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if (WARN_ON_ONCE(len != sizeof(*notif))) {
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IWL_ERR(mvm, "Invalid CT_KILL_NOTIFICATION\n");
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return;
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}
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notif = (struct ct_kill_notif *)pkt->data;
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IWL_DEBUG_TEMP(mvm, "CT Kill notification temperature = %d\n",
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notif->temperature);
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iwl_mvm_enter_ctkill(mvm);
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}
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static int iwl_mvm_get_temp_cmd(struct iwl_mvm *mvm)
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{
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struct iwl_dts_measurement_cmd cmd = {
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@ -236,6 +255,12 @@ static void check_exit_ctkill(struct work_struct *work)
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tt = container_of(work, struct iwl_mvm_tt_mgmt, ct_kill_exit.work);
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mvm = container_of(tt, struct iwl_mvm, thermal_throttle);
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if (iwl_mvm_is_tt_in_fw(mvm)) {
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iwl_mvm_exit_ctkill(mvm);
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return;
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}
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duration = tt->params.ct_kill_duration;
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mutex_lock(&mvm->mutex);
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