From patchwork Wed Dec 4 18:17:41 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Crispin X-Patchwork-Id: 11273445 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D8241930 for ; Wed, 4 Dec 2019 18:18:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AC282206DF for ; Wed, 4 Dec 2019 18:18:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731852AbfLDSSK (ORCPT ); Wed, 4 Dec 2019 13:18:10 -0500 Received: from nbd.name ([46.4.11.11]:40944 "EHLO nbd.name" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731786AbfLDSSA (ORCPT ); Wed, 4 Dec 2019 13:18:00 -0500 Received: from p5dcfb666.dip0.t-ipconnect.de ([93.207.182.102] helo=bertha.datto.lan) by ds12 with esmtpa (Exim 4.89) (envelope-from ) id 1icZDn-0005Od-1F; Wed, 04 Dec 2019 19:17:55 +0100 From: John Crispin To: Kalle Valo Cc: ath11k@lists.infradead.org, linux-wireless@vger.kernel.org, John Crispin Subject: [PATCH V2 5/9] ath11k: add WMI calls to manually add/del/pause/resume TWT dialogs Date: Wed, 4 Dec 2019 19:17:41 +0100 Message-Id: <20191204181745.27297-6-john@phrozen.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191204181745.27297-1-john@phrozen.org> References: <20191204181745.27297-1-john@phrozen.org> MIME-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org These calls are used for debugging and will be required for WFA certification tests. Signed-off-by: John Crispin --- drivers/net/wireless/ath/ath11k/wmi.c | 237 ++++++++++++++++++++++++-- drivers/net/wireless/ath/ath11k/wmi.h | 114 +++++++++++++ 2 files changed, 337 insertions(+), 14 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c index b16bfb50d73e..a2f03360e19f 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.c +++ b/drivers/net/wireless/ath/ath11k/wmi.c @@ -97,6 +97,8 @@ static const struct wmi_tlv_policy wmi_tlv_policies[] = { = { .min_len = sizeof(struct wmi_stats_event) }, [WMI_TAG_PDEV_CTL_FAILSAFE_CHECK_EVENT] = { .min_len = sizeof(struct wmi_pdev_ctl_failsafe_chk_event) }, + [WMI_TAG_TWT_ADD_DIALOG_COMPLETE_EVENT] + = { .min_len = sizeof(struct wmi_twt_add_dialog_event) }, }; #define PRIMAP(_hw_mode_) \ @@ -234,22 +236,22 @@ static int ath11k_wmi_cmd_send_nowait(struct ath11k_pdev_wmi *wmi, struct sk_buf int ath11k_wmi_cmd_send(struct ath11k_pdev_wmi *wmi, struct sk_buff *skb, u32 cmd_id) { - struct ath11k_wmi_base *wmi_sc = wmi->wmi_ab; + struct ath11k_wmi_base *wmi_ab = wmi->wmi_ab; int ret = -EOPNOTSUPP; might_sleep(); - wait_event_timeout(wmi_sc->tx_credits_wq, ({ + wait_event_timeout(wmi_ab->tx_credits_wq, ({ ret = ath11k_wmi_cmd_send_nowait(wmi, skb, cmd_id); - if (ret && test_bit(ATH11K_FLAG_CRASH_FLUSH, &wmi_sc->ab->dev_flags)) + if (ret && test_bit(ATH11K_FLAG_CRASH_FLUSH, &wmi_ab->ab->dev_flags)) ret = -ESHUTDOWN; (ret != -EAGAIN); }), WMI_SEND_TIMEOUT_HZ); if (ret == -EAGAIN) - ath11k_warn(wmi_sc->ab, "wmi command %d timeout\n", cmd_id); + ath11k_warn(wmi_ab->ab, "wmi command %d timeout\n", cmd_id); return ret; } @@ -503,10 +505,10 @@ static int ath11k_service_ready_event(struct ath11k_base *ab, struct sk_buff *sk return 0; } -struct sk_buff *ath11k_wmi_alloc_skb(struct ath11k_wmi_base *wmi_sc, u32 len) +struct sk_buff *ath11k_wmi_alloc_skb(struct ath11k_wmi_base *wmi_ab, u32 len) { struct sk_buff *skb; - struct ath11k_base *ab = wmi_sc->ab; + struct ath11k_base *ab = wmi_ab->ab; u32 round_len = roundup(len, 4); skb = ath11k_htc_alloc_skb(ab, WMI_SKB_HEADROOM + round_len); @@ -2580,6 +2582,176 @@ ath11k_wmi_send_twt_disable_cmd(struct ath11k *ar, u32 pdev_id) return ret; } +int +ath11k_wmi_send_twt_add_dialog_cmd(struct ath11k *ar, + struct wmi_twt_add_dialog_params *params) +{ + struct ath11k_pdev_wmi *wmi = ar->wmi; + struct ath11k_base *ab = wmi->wmi_ab->ab; + struct wmi_twt_add_dialog_params_cmd *cmd; + struct sk_buff *skb; + int ret, len; + + len = sizeof(*cmd); + + skb = ath11k_wmi_alloc_skb(wmi->wmi_ab, len); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_twt_add_dialog_params_cmd *)skb->data; + cmd->tlv_header = FIELD_PREP(WMI_TLV_TAG, + WMI_TAG_TWT_ADD_DIALOG_CMD) | + FIELD_PREP(WMI_TLV_LEN, len - TLV_HDR_SIZE); + + cmd->vdev_id = params->vdev_id; + ether_addr_copy(cmd->peer_macaddr.addr, params->peer_macaddr); + cmd->dialog_id = params->dialog_id; + cmd->wake_intvl_us = params->wake_intvl_us; + cmd->wake_intvl_mantis = params->wake_intvl_mantis; + cmd->wake_dura_us = params->wake_dura_us; + cmd->sp_offset_us = params->sp_offset_us; + cmd->flags = params->twt_cmd; + if (params->flag_bcast) + cmd->flags |= WMI_TWT_ADD_DIALOG_FLAG_BCAST; + if (params->flag_trigger) + cmd->flags |= WMI_TWT_ADD_DIALOG_FLAG_TRIGGER; + if (params->flag_flow_type) + cmd->flags |= WMI_TWT_ADD_DIALOG_FLAG_FLOW_TYPE; + if (params->flag_protection) + cmd->flags |= WMI_TWT_ADD_DIALOG_FLAG_PROTECTION; + + ath11k_dbg(ar->ab, ATH11K_DBG_WMI, + "wmi_send_twt_add_dialog id %d dialog id %d wake_intvl_us %d wake_intvl_mantis %d " + "wake_dura_us %d sp_offset_us %d flags %x\n", + cmd->vdev_id, cmd->dialog_id, cmd->wake_intvl_us, + cmd->wake_intvl_mantis, cmd->wake_dura_us, cmd->sp_offset_us, + cmd->flags); + + ret = ath11k_wmi_cmd_send(wmi, skb, + WMI_TWT_ADD_DIALOG_CMDID); + if (ret) { + ath11k_warn(ab, "Failed to send WMI_TWT_ADD_DIALOG_CMDID"); + dev_kfree_skb(skb); + } + return ret; +} + +int +ath11k_wmi_send_twt_del_dialog_cmd(struct ath11k *ar, + struct wmi_twt_del_dialog_params *params) +{ + struct ath11k_pdev_wmi *wmi = ar->wmi; + struct ath11k_base *ab = wmi->wmi_ab->ab; + struct wmi_twt_del_dialog_params_cmd *cmd; + struct sk_buff *skb; + int ret, len; + + len = sizeof(*cmd); + + skb = ath11k_wmi_alloc_skb(wmi->wmi_ab, len); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_twt_del_dialog_params_cmd *)skb->data; + cmd->tlv_header = FIELD_PREP(WMI_TLV_TAG, + WMI_TAG_TWT_DEL_DIALOG_CMD) | + FIELD_PREP(WMI_TLV_LEN, len - TLV_HDR_SIZE); + + cmd->vdev_id = params->vdev_id; + ether_addr_copy(cmd->peer_macaddr.addr, params->peer_macaddr); + cmd->dialog_id = params->dialog_id; + + ath11k_dbg(ar->ab, ATH11K_DBG_WMI, + "wmi_send_twt_del_dialog id %d dialog id %d\n", + cmd->vdev_id, cmd->dialog_id); + + ret = ath11k_wmi_cmd_send(wmi, skb, + WMI_TWT_DEL_DIALOG_CMDID); + if (ret) { + ath11k_warn(ab, "Failed to send WMI_TWT_DEL_DIALOG_CMDID"); + dev_kfree_skb(skb); + } + return ret; +} + +int +ath11k_wmi_send_twt_pause_dialog_cmd(struct ath11k *ar, + struct wmi_twt_pause_dialog_params *params) +{ + struct ath11k_pdev_wmi *wmi = ar->wmi; + struct ath11k_base *ab = wmi->wmi_ab->ab; + struct wmi_twt_pause_dialog_params_cmd *cmd; + struct sk_buff *skb; + int ret, len; + + len = sizeof(*cmd); + + skb = ath11k_wmi_alloc_skb(wmi->wmi_ab, len); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_twt_pause_dialog_params_cmd *)skb->data; + cmd->tlv_header = FIELD_PREP(WMI_TLV_TAG, + WMI_TAG_TWT_PAUSE_DIALOG_CMD) | + FIELD_PREP(WMI_TLV_LEN, len - TLV_HDR_SIZE); + + cmd->vdev_id = params->vdev_id; + ether_addr_copy(cmd->peer_macaddr.addr, params->peer_macaddr); + cmd->dialog_id = params->dialog_id; + + ath11k_dbg(ar->ab, ATH11K_DBG_WMI, + "wmi_send_twt_pause_dialog id %d dialog id %d\n", + cmd->vdev_id, cmd->dialog_id); + + ret = ath11k_wmi_cmd_send(wmi, skb, + WMI_TWT_PAUSE_DIALOG_CMDID); + if (ret) { + ath11k_warn(ab, "Failed to send WMI_TWT_PAUSE_DIALOG_CMDID"); + dev_kfree_skb(skb); + } + return ret; +} + +int +ath11k_wmi_send_twt_resume_dialog_cmd(struct ath11k *ar, + struct wmi_twt_resume_dialog_params *params) +{ + struct ath11k_pdev_wmi *wmi = ar->wmi; + struct ath11k_base *ab = wmi->wmi_ab->ab; + struct wmi_twt_resume_dialog_params_cmd *cmd; + struct sk_buff *skb; + int ret, len; + + len = sizeof(*cmd); + + skb = ath11k_wmi_alloc_skb(wmi->wmi_ab, len); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_twt_resume_dialog_params_cmd *)skb->data; + cmd->tlv_header = FIELD_PREP(WMI_TLV_TAG, + WMI_TAG_TWT_RESUME_DIALOG_CMD) | + FIELD_PREP(WMI_TLV_LEN, len - TLV_HDR_SIZE); + + cmd->vdev_id = params->vdev_id; + ether_addr_copy(cmd->peer_macaddr.addr, params->peer_macaddr); + cmd->dialog_id = params->dialog_id; + cmd->sp_offset_us = params->sp_offset_us; + cmd->next_twt_size = params->next_twt_size; + + ath11k_dbg(ar->ab, ATH11K_DBG_WMI, + "wmi_send_twt_resume_dialog id %d dialog id %d sp_offset_us %d next_twt_size %d\n", + cmd->vdev_id, cmd->dialog_id, cmd->sp_offset_us, cmd->next_twt_size); + + ret = ath11k_wmi_cmd_send(wmi, skb, + WMI_TWT_RESUME_DIALOG_CMDID); + if (ret) { + ath11k_warn(ab, "Failed to send WMI_TWT_RESUME_DIALOG_CMDID"); + dev_kfree_skb(skb); + } + return ret; +} + int ath11k_wmi_send_obss_spr_cmd(struct ath11k *ar, u32 vdev_id, struct ieee80211_he_obss_pd *he_obss_pd) @@ -2851,7 +3023,7 @@ int ath11k_wmi_wait_for_unified_ready(struct ath11k_base *ab) int ath11k_wmi_cmd_init(struct ath11k_base *ab) { - struct ath11k_wmi_base *wmi_sc = &ab->wmi_ab; + struct ath11k_wmi_base *wmi_ab = &ab->wmi_ab; struct wmi_init_cmd_param init_param; struct target_resource_config config; @@ -2903,21 +3075,21 @@ int ath11k_wmi_cmd_init(struct ath11k_base *ab) config.twt_ap_pdev_count = 2; config.twt_ap_sta_count = 1000; - memcpy(&wmi_sc->wlan_resource_config, &config, sizeof(config)); + memcpy(&wmi_ab->wlan_resource_config, &config, sizeof(config)); - init_param.res_cfg = &wmi_sc->wlan_resource_config; - init_param.num_mem_chunks = wmi_sc->num_mem_chunks; - init_param.hw_mode_id = wmi_sc->preferred_hw_mode; - init_param.mem_chunks = wmi_sc->mem_chunks; + init_param.res_cfg = &wmi_ab->wlan_resource_config; + init_param.num_mem_chunks = wmi_ab->num_mem_chunks; + init_param.hw_mode_id = wmi_ab->preferred_hw_mode; + init_param.mem_chunks = wmi_ab->mem_chunks; - if (wmi_sc->preferred_hw_mode == WMI_HOST_HW_MODE_SINGLE) + if (wmi_ab->preferred_hw_mode == WMI_HOST_HW_MODE_SINGLE) init_param.hw_mode_id = WMI_HOST_HW_MODE_MAX; init_param.num_band_to_mac = ab->num_radios; ath11k_fill_band_to_mac_param(ab, init_param.band_to_mac); - return ath11k_init_cmd_send(&wmi_sc->wmi[0], &init_param); + return ath11k_init_cmd_send(&wmi_ab->wmi[0], &init_param); } static int ath11k_wmi_tlv_hw_mode_caps_parse(struct ath11k_base *soc, @@ -5511,6 +5683,37 @@ ath11k_wmi_pdev_dfs_radar_detected_event(struct ath11k_base *ab, struct sk_buff kfree(tb); } +static void ath11k_wmi_twt_add_dialog_event(struct ath11k_base *ab, struct sk_buff *skb) +{ + const char *status[] = { + "OK", "TWT_NOT_ENABLED", "USED_DIALOG_ID", "INVALID_PARAM", + "NOT_READY", "NO_RESOURCE", "NO_ACK", "NO_RESPONSE", + "DENIED", "UNKNOWN_ERROR" + }; + const void **tb; + const struct wmi_twt_add_dialog_event *ev; + int ret; + + tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + if (IS_ERR(tb)) { + ret = PTR_ERR(tb); + ath11k_warn(ab, "failed to parse tlv: %d\n", ret); + return; + } + + ev = tb[WMI_TAG_TWT_ADD_DIALOG_COMPLETE_EVENT]; + if (!ev) { + ath11k_warn(ab, "failed to fetch twt add dialog ev"); + goto exit; + } + + ath11k_info(ab, "TWT Add Dialog Event - Status: %s, DialogId: %d, VdevId: %d\n", + status[ev->status], ev->vdev_id, ev->dialog_id); + +exit: + kfree(tb); +} + static void ath11k_wmi_tlv_op_rx(struct ath11k_base *ab, struct sk_buff *skb) { struct wmi_cmd_hdr *cmd_hdr; @@ -5588,12 +5791,18 @@ static void ath11k_wmi_tlv_op_rx(struct ath11k_base *ab, struct sk_buff *skb) case WMI_PDEV_CSA_SWITCH_COUNT_STATUS_EVENTID: ath11k_wmi_pdev_csa_switch_count_status_event(ab, skb); break; + case WMI_TWT_ADD_DIALOG_EVENTID: + ath11k_wmi_twt_add_dialog_event(ab, skb); + break; /* add Unsupported events here */ case WMI_TBTTOFFSET_EXT_UPDATE_EVENTID: case WMI_VDEV_DELETE_RESP_EVENTID: case WMI_PEER_OPER_MODE_CHANGE_EVENTID: case WMI_TWT_ENABLE_EVENTID: case WMI_TWT_DISABLE_EVENTID: + case WMI_TWT_DEL_DIALOG_EVENTID: + case WMI_TWT_PAUSE_DIALOG_EVENTID: + case WMI_TWT_RESUME_DIALOG_EVENTID: ath11k_dbg(ab, ATH11K_DBG_WMI, "ignoring unsupported event 0x%x\n", id); break; diff --git a/drivers/net/wireless/ath/ath11k/wmi.h b/drivers/net/wireless/ath/ath11k/wmi.h index ab983aac604b..0d7caa1e4d75 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.h +++ b/drivers/net/wireless/ath/ath11k/wmi.h @@ -4569,6 +4569,112 @@ struct wmi_twt_disable_params_cmd { u32 pdev_id; }; +enum WMI_HOST_TWT_COMMAND { + WMI_HOST_TWT_COMMAND_REQUEST_TWT = 0, + WMI_HOST_TWT_COMMAND_SUGGEST_TWT, + WMI_HOST_TWT_COMMAND_DEMAND_TWT, + WMI_HOST_TWT_COMMAND_TWT_GROUPING, + WMI_HOST_TWT_COMMAND_ACCEPT_TWT, + WMI_HOST_TWT_COMMAND_ALTERNATE_TWT, + WMI_HOST_TWT_COMMAND_DICTATE_TWT, + WMI_HOST_TWT_COMMAND_REJECT_TWT, +}; + +#define WMI_TWT_ADD_DIALOG_FLAG_BCAST BIT(8) +#define WMI_TWT_ADD_DIALOG_FLAG_TRIGGER BIT(9) +#define WMI_TWT_ADD_DIALOG_FLAG_FLOW_TYPE BIT(10) +#define WMI_TWT_ADD_DIALOG_FLAG_PROTECTION BIT(11) + +struct wmi_twt_add_dialog_params_cmd { + u32 tlv_header; + u32 vdev_id; + struct wmi_mac_addr peer_macaddr; + u32 dialog_id; + u32 wake_intvl_us; + u32 wake_intvl_mantis; + u32 wake_dura_us; + u32 sp_offset_us; + u32 flags; +} __packed; + +struct wmi_twt_add_dialog_params { + u32 vdev_id; + u8 peer_macaddr[ETH_ALEN]; + u32 dialog_id; + u32 wake_intvl_us; + u32 wake_intvl_mantis; + u32 wake_dura_us; + u32 sp_offset_us; + u8 twt_cmd; + u8 flag_bcast; + u8 flag_trigger; + u8 flag_flow_type; + u8 flag_protection; +} __packed; + +enum wmi_twt_add_dialog_status { + WMI_ADD_TWT_STATUS_OK, + WMI_ADD_TWT_STATUS_TWT_NOT_ENABLED, + WMI_ADD_TWT_STATUS_USED_DIALOG_ID, + WMI_ADD_TWT_STATUS_INVALID_PARAM, + WMI_ADD_TWT_STATUS_NOT_READY, + WMI_ADD_TWT_STATUS_NO_RESOURCE, + WMI_ADD_TWT_STATUS_NO_ACK, + WMI_ADD_TWT_STATUS_NO_RESPONSE, + WMI_ADD_TWT_STATUS_DENIED, + WMI_ADD_TWT_STATUS_UNKNOWN_ERROR, +}; + +struct wmi_twt_add_dialog_event { + u32 vdev_id; + struct wmi_mac_addr peer_macaddr; + u32 dialog_id; + u32 status; +} __packed; + +struct wmi_twt_del_dialog_params { + u32 vdev_id; + u8 peer_macaddr[ETH_ALEN]; + u32 dialog_id; +} __packed; + +struct wmi_twt_del_dialog_params_cmd { + u32 tlv_header; + u32 vdev_id; + struct wmi_mac_addr peer_macaddr; + u32 dialog_id; +} __packed; + +struct wmi_twt_pause_dialog_params { + u32 vdev_id; + u8 peer_macaddr[ETH_ALEN]; + u32 dialog_id; +} __packed; + +struct wmi_twt_pause_dialog_params_cmd { + u32 tlv_header; + u32 vdev_id; + struct wmi_mac_addr peer_macaddr; + u32 dialog_id; +} __packed; + +struct wmi_twt_resume_dialog_params { + u32 vdev_id; + u8 peer_macaddr[ETH_ALEN]; + u32 dialog_id; + u32 sp_offset_us; + u32 next_twt_size; +} __packed; + +struct wmi_twt_resume_dialog_params_cmd { + u32 tlv_header; + u32 vdev_id; + struct wmi_mac_addr peer_macaddr; + u32 dialog_id; + u32 sp_offset_us; + u32 next_twt_size; +} __packed; + struct wmi_obss_spatial_reuse_params_cmd { u32 tlv_header; u32 pdev_id; @@ -4766,6 +4872,14 @@ void ath11k_wmi_fw_stats_fill(struct ath11k *ar, int ath11k_wmi_simulate_radar(struct ath11k *ar); int ath11k_wmi_send_twt_enable_cmd(struct ath11k *ar, u32 pdev_id); int ath11k_wmi_send_twt_disable_cmd(struct ath11k *ar, u32 pdev_id); +int ath11k_wmi_send_twt_add_dialog_cmd(struct ath11k *ar, + struct wmi_twt_add_dialog_params *params); +int ath11k_wmi_send_twt_del_dialog_cmd(struct ath11k *ar, + struct wmi_twt_del_dialog_params *params); +int ath11k_wmi_send_twt_pause_dialog_cmd(struct ath11k *ar, + struct wmi_twt_pause_dialog_params *params); +int ath11k_wmi_send_twt_resume_dialog_cmd(struct ath11k *ar, + struct wmi_twt_resume_dialog_params *params); int ath11k_wmi_send_obss_spr_cmd(struct ath11k *ar, u32 vdev_id, struct ieee80211_he_obss_pd *he_obss_pd); #endif