diff options
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h | 10 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/api/rs.h | 34 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/ops.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c | 42 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/rs.h | 1 |
5 files changed, 89 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h b/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h index 8ec1a7fe62ea..a57c7223df0f 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h @@ -88,6 +88,16 @@ enum iwl_data_path_subcmd_ids { TLC_MNG_CONFIG_CMD = 0xF, /** + * @TLC_MNG_NOTIF_REQ_CMD: &struct iwl_tlc_notif_req_config_cmd + */ + TLC_MNG_NOTIF_REQ_CMD = 0x10, + + /** + * @TLC_MNG_UPDATE_NOTIF: &struct iwl_tlc_update_notif + */ + TLC_MNG_UPDATE_NOTIF = 0xF7, + + /** * @STA_PM_NOTIF: &struct iwl_mvm_pm_state_notification */ STA_PM_NOTIF = 0xFD, diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h b/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h index ba88b0ea9a60..71707e1c78a1 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h @@ -229,6 +229,40 @@ struct iwl_tlc_config_cmd { __le32 max_ampdu_cnt; } __packed; /* TLC_MNG_CONFIG_CMD_API_S_VER_1 */ +#define IWL_TLC_NOTIF_INIT_RATE_POS 0 +#define IWL_TLC_NOTIF_INIT_RATE_MSK BIT(IWL_TLC_NOTIF_INIT_RATE_POS) +#define IWL_TLC_NOTIF_REQ_INTERVAL (500) + +/** + * struct iwl_tlc_notif_req_config_cmd - request notif on specific changes + * @sta_id: relevant station + * @reserved1: reserved + * @flags: bitmap of requested notifications %IWL_TLC_NOTIF_INIT_\* + * @interval: minimum time between notifications from TLC to the driver (msec) + * @reserved2: reserved + */ +struct iwl_tlc_notif_req_config_cmd { + u8 sta_id; + u8 reserved1; + __le16 flags; + __le16 interval; + __le16 reserved2; +} __packed; /* TLC_MNG_NOTIF_REQ_CMD_API_S_VER_1 */ + +/** + * struct iwl_tlc_update_notif - TLC notification from FW + * @sta_id: station id + * @reserved: reserved + * @flags: bitmap of notifications reported + * @values: field per flag in struct iwl_tlc_notif_req_config_cmd + */ +struct iwl_tlc_update_notif { + u8 sta_id; + u8 reserved; + __le16 flags; + __le32 values[16]; +} __packed; /* TLC_MNG_UPDATE_NTFY_API_S_VER_1 */ + /* * These serve as indexes into * struct iwl_rate_info fw_rate_idx_to_plcp[IWL_RATE_COUNT]; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index a38a55327bcb..477395059877 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -1017,6 +1017,8 @@ static void iwl_mvm_rx_mq(struct iwl_op_mode *op_mode, iwl_mvm_rx_queue_notif(mvm, rxb, 0); else if (cmd == WIDE_ID(LEGACY_GROUP, FRAME_RELEASE)) iwl_mvm_rx_frame_release(mvm, napi, rxb, 0); + else if (cmd == WIDE_ID(DATA_PATH_GROUP, TLC_MNG_UPDATE_NOTIF)) + iwl_mvm_tlc_update_notif(mvm, pkt); else iwl_mvm_rx_common(mvm, rxb, pkt); } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c index 8317b2fcc2d1..4e5f09408517 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c @@ -213,6 +213,46 @@ static void rs_fw_set_supp_rates(struct ieee80211_sta *sta, } } +static void rs_fw_tlc_mng_notif_req_config(struct iwl_mvm *mvm, u8 sta_id) +{ + u32 cmd_id = iwl_cmd_id(TLC_MNG_NOTIF_REQ_CMD, DATA_PATH_GROUP, 0); + struct iwl_tlc_notif_req_config_cmd cfg_cmd = { + .sta_id = sta_id, + .flags = cpu_to_le16(IWL_TLC_NOTIF_INIT_RATE_MSK), + .interval = cpu_to_le16(IWL_TLC_NOTIF_REQ_INTERVAL), + }; + int ret; + + ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(cfg_cmd), &cfg_cmd); + if (ret) + IWL_ERR(mvm, "Failed to send TLC notif request (%d)\n", ret); +} + +void iwl_mvm_tlc_update_notif(struct iwl_mvm *mvm, struct iwl_rx_packet *pkt) +{ + struct iwl_tlc_update_notif *notif; + struct iwl_mvm_sta *mvmsta; + struct iwl_lq_sta_rs_fw *lq_sta; + + notif = (void *)pkt->data; + mvmsta = iwl_mvm_sta_from_staid_rcu(mvm, notif->sta_id); + + if (!mvmsta) { + IWL_ERR(mvm, "Invalid sta id (%d) in FW TLC notification\n", + notif->sta_id); + return; + } + + lq_sta = &mvmsta->lq_sta.rs_fw; + + if (le16_to_cpu(notif->flags) & IWL_TLC_NOTIF_INIT_RATE_MSK) { + lq_sta->last_rate_n_flags = + le32_to_cpu(notif->values[IWL_TLC_NOTIF_INIT_RATE_POS]); + IWL_DEBUG_RATE(mvm, "new rate_n_flags: 0x%X\n", + lq_sta->last_rate_n_flags); + } +} + void rs_fw_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta, enum nl80211_band band) { @@ -243,6 +283,8 @@ void rs_fw_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta, ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(cfg_cmd), &cfg_cmd); if (ret) IWL_ERR(mvm, "Failed to send rate scale config (%d)\n", ret); + + rs_fw_tlc_mng_notif_req_config(mvm, cfg_cmd.sta_id); } int rs_fw_tx_protection(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs.h b/drivers/net/wireless/intel/iwlwifi/mvm/rs.h index 5b58e2d9bfbc..fb18cb8c233d 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rs.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs.h @@ -454,4 +454,5 @@ void rs_fw_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta, enum nl80211_band band); int rs_fw_tx_protection(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, bool enable); +void iwl_mvm_tlc_update_notif(struct iwl_mvm *mvm, struct iwl_rx_packet *pkt); #endif /* __rs__ */ |