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wifi: rtw89: mcc: trigger FW to start/stop MCC
According to Wi-Fi/BT roles' settings, we fill corresponding H2Cs (host to chip packets). Then, following MCC (multi-channel concurrency) pattern, we send these H2Cs as planned. Eventually, the trigger H2Cs will be sent to tell FW to really start/stop MCC. Signed-off-by: Zong-Zhe Yang <kevin_yang@realtek.com> Signed-off-by: Ping-Ke Shih <pkshih@realtek.com> Signed-off-by: Kalle Valo <kvalo@kernel.org> Link: https://lore.kernel.org/r/20230831053133.24015-7-pkshih@realtek.com
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1 changed files with 173 additions and 0 deletions
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@ -1222,6 +1222,159 @@ static int rtw89_mcc_fill_config(struct rtw89_dev *rtwdev)
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return rtw89_mcc_fill_start_tsf(rtwdev);
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}
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static int __mcc_fw_add_role(struct rtw89_dev *rtwdev, struct rtw89_mcc_role *role)
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{
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struct rtw89_mcc_info *mcc = &rtwdev->mcc;
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struct rtw89_mcc_config *config = &mcc->config;
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struct rtw89_mcc_pattern *pattern = &config->pattern;
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struct rtw89_mcc_courtesy *courtesy = &pattern->courtesy;
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struct rtw89_mcc_policy *policy = &role->policy;
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struct rtw89_fw_mcc_add_req req = {};
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const struct rtw89_chan *chan;
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int ret;
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chan = rtw89_chan_get(rtwdev, role->rtwvif->sub_entity_idx);
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req.central_ch_seg0 = chan->channel;
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req.primary_ch = chan->primary_channel;
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req.bandwidth = chan->band_width;
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req.ch_band_type = chan->band_type;
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req.macid = role->rtwvif->mac_id;
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req.group = mcc->group;
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req.c2h_rpt = policy->c2h_rpt;
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req.tx_null_early = policy->tx_null_early;
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req.dis_tx_null = policy->dis_tx_null;
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req.in_curr_ch = policy->in_curr_ch;
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req.sw_retry_count = policy->sw_retry_count;
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req.dis_sw_retry = policy->dis_sw_retry;
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req.duration = role->duration;
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req.btc_in_2g = false;
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if (courtesy->enable && courtesy->macid_src == req.macid) {
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req.courtesy_target = courtesy->macid_tgt;
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req.courtesy_num = courtesy->slot_num;
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req.courtesy_en = true;
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}
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ret = rtw89_fw_h2c_add_mcc(rtwdev, &req);
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if (ret) {
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rtw89_debug(rtwdev, RTW89_DBG_CHAN,
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"MCC h2c failed to add wifi role: %d\n", ret);
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return ret;
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}
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ret = rtw89_fw_h2c_mcc_macid_bitmap(rtwdev, mcc->group,
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role->rtwvif->mac_id,
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role->macid_bitmap);
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if (ret) {
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rtw89_debug(rtwdev, RTW89_DBG_CHAN,
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"MCC h2c failed to set macid bitmap: %d\n", ret);
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return ret;
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}
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return 0;
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}
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static int __mcc_fw_add_bt_role(struct rtw89_dev *rtwdev)
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{
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struct rtw89_mcc_info *mcc = &rtwdev->mcc;
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struct rtw89_mcc_bt_role *bt_role = &mcc->bt_role;
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struct rtw89_fw_mcc_add_req req = {};
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int ret;
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req.group = mcc->group;
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req.duration = bt_role->duration;
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req.btc_in_2g = true;
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ret = rtw89_fw_h2c_add_mcc(rtwdev, &req);
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if (ret) {
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rtw89_debug(rtwdev, RTW89_DBG_CHAN,
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"MCC h2c failed to add bt role: %d\n", ret);
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return ret;
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}
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return 0;
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}
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static int __mcc_fw_start(struct rtw89_dev *rtwdev)
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{
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struct rtw89_mcc_info *mcc = &rtwdev->mcc;
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struct rtw89_mcc_role *ref = &mcc->role_ref;
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struct rtw89_mcc_role *aux = &mcc->role_aux;
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struct rtw89_mcc_config *config = &mcc->config;
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struct rtw89_mcc_pattern *pattern = &config->pattern;
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struct rtw89_mcc_sync *sync = &config->sync;
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struct rtw89_fw_mcc_start_req req = {};
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int ret;
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req.group = mcc->group;
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switch (pattern->plan) {
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case RTW89_MCC_PLAN_TAIL_BT:
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ret = __mcc_fw_add_role(rtwdev, ref);
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if (ret)
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return ret;
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ret = __mcc_fw_add_role(rtwdev, aux);
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if (ret)
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return ret;
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ret = __mcc_fw_add_bt_role(rtwdev);
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if (ret)
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return ret;
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req.btc_in_group = true;
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break;
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case RTW89_MCC_PLAN_MID_BT:
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ret = __mcc_fw_add_role(rtwdev, ref);
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if (ret)
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return ret;
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ret = __mcc_fw_add_bt_role(rtwdev);
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if (ret)
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return ret;
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ret = __mcc_fw_add_role(rtwdev, aux);
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if (ret)
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return ret;
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req.btc_in_group = true;
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break;
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case RTW89_MCC_PLAN_NO_BT:
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ret = __mcc_fw_add_role(rtwdev, ref);
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if (ret)
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return ret;
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ret = __mcc_fw_add_role(rtwdev, aux);
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if (ret)
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return ret;
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req.btc_in_group = false;
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break;
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default:
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rtw89_warn(rtwdev, "MCC unknown plan: %d\n", pattern->plan);
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return -EFAULT;
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}
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if (sync->enable) {
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ret = rtw89_fw_h2c_mcc_sync(rtwdev, req.group, sync->macid_src,
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sync->macid_tgt, sync->offset);
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if (ret) {
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rtw89_debug(rtwdev, RTW89_DBG_CHAN,
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"MCC h2c failed to trigger sync: %d\n", ret);
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return ret;
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}
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}
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req.macid = ref->rtwvif->mac_id;
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req.tsf_high = config->start_tsf >> 32;
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req.tsf_low = config->start_tsf;
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ret = rtw89_fw_h2c_start_mcc(rtwdev, &req);
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if (ret) {
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rtw89_debug(rtwdev, RTW89_DBG_CHAN,
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"MCC h2c failed to trigger start: %d\n", ret);
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return ret;
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}
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return 0;
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}
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static int rtw89_mcc_start(struct rtw89_dev *rtwdev)
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{
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struct rtw89_mcc_info *mcc = &rtwdev->mcc;
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@ -1253,13 +1406,33 @@ static int rtw89_mcc_start(struct rtw89_dev *rtwdev)
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if (ret)
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return ret;
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ret = __mcc_fw_start(rtwdev);
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if (ret)
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return ret;
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rtw89_chanctx_notify(rtwdev, RTW89_CHANCTX_STATE_MCC_START);
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return 0;
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}
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static void rtw89_mcc_stop(struct rtw89_dev *rtwdev)
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{
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struct rtw89_mcc_info *mcc = &rtwdev->mcc;
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struct rtw89_mcc_role *ref = &mcc->role_ref;
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int ret;
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rtw89_debug(rtwdev, RTW89_DBG_CHAN, "MCC stop\n");
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ret = rtw89_fw_h2c_stop_mcc(rtwdev, mcc->group,
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ref->rtwvif->mac_id, true);
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if (ret)
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rtw89_debug(rtwdev, RTW89_DBG_CHAN,
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"MCC h2c failed to trigger stop: %d\n", ret);
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ret = rtw89_fw_h2c_del_mcc_group(rtwdev, mcc->group, true);
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if (ret)
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rtw89_debug(rtwdev, RTW89_DBG_CHAN,
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"MCC h2c failed to delete group: %d\n", ret);
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rtw89_chanctx_notify(rtwdev, RTW89_CHANCTX_STATE_MCC_STOP);
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}
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