From patchwork Mon Feb 22 19:26:50 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aloka Dixit X-Patchwork-Id: 12099393 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 64E33C433DB for ; Mon, 22 Feb 2021 19:30:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 281E264E25 for ; Mon, 22 Feb 2021 19:30:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233254AbhBVTaL (ORCPT ); Mon, 22 Feb 2021 14:30:11 -0500 Received: from m42-2.mailgun.net ([69.72.42.2]:17406 "EHLO m42-2.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233351AbhBVT15 (ORCPT ); Mon, 22 Feb 2021 14:27:57 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1614022054; h=Content-Transfer-Encoding: MIME-Version: References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=IX9/8b+sT2Rp5j9PYi1XWhnvdUpFFf9cnUQo415HNIE=; b=fUUFeMWVvJOVEsd1m5KxiFqq/c2jKTY+L5k53RGgRRlR3sFhhjeKDSvptrjLdXrOSQkp4siR y5H8ltW4ch+kkbQFrf+gSenBspzQsYEqkEkiwKiIpfyfdRB3dxT45WQlsn/WDRx+MxWA+BwA ikvY77MOp/5Nnh7+m4sNM9lwOec= X-Mailgun-Sending-Ip: 69.72.42.2 X-Mailgun-Sid: WyI3YTAwOSIsICJsaW51eC13aXJlbGVzc0B2Z2VyLmtlcm5lbC5vcmciLCAiYmU5ZTRhIl0= Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n07.prod.us-east-1.postgun.com with SMTP id 603405864511108a819a7963 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Mon, 22 Feb 2021 19:27:02 GMT Sender: alokad=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 06D2CC43461; Mon, 22 Feb 2021 19:27:02 +0000 (UTC) Received: from alokad-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: alokad) by smtp.codeaurora.org (Postfix) with ESMTPSA id A4FBDC433CA; Mon, 22 Feb 2021 19:27:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org A4FBDC433CA Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=alokad@codeaurora.org From: Aloka Dixit To: kvalo@codeaurora.org Cc: linux-wireless@vger.kernel.org, ath11k@lists.infradead.org, John Crispin , Aloka Dixit Subject: [PATCH V5 1/2] ath11k: add WMI calls to manually add/del/pause/resume TWT dialogs Date: Mon, 22 Feb 2021 11:26:50 -0800 Message-Id: <20210222192651.1782-2-alokad@codeaurora.org> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20210222192651.1782-1-alokad@codeaurora.org> References: <20210222192651.1782-1-alokad@codeaurora.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: John Crispin These calls are used for debugging and will be required for WFA certification tests. Signed-off-by: John Crispin Co-developed-by: Aloka Dixit Signed-off-by: Aloka Dixit --- Changes in V5 * Setting and resetting of twt_enabled in WMI functions * ath11k_dbg() instead of ath11k_info() in ath11k_wmi_twt_add_dialog_event() * Made WMI error messages more readable --- drivers/net/wireless/ath/ath11k/core.h | 1 + drivers/net/wireless/ath/ath11k/wmi.c | 218 ++++++++++++++++++++++++- drivers/net/wireless/ath/ath11k/wmi.h | 114 +++++++++++++ 3 files changed, 329 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/core.h b/drivers/net/wireless/ath/ath11k/core.h index 9cdc4f0b0690..a7d5333485aa 100644 --- a/drivers/net/wireless/ath/ath11k/core.h +++ b/drivers/net/wireless/ath/ath11k/core.h @@ -564,6 +564,7 @@ struct ath11k { #endif bool dfs_block_radar_events; struct ath11k_thermal thermal; + u8 twt_enabled; }; struct ath11k_band_cap { diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c index cccfd3bd4d27..1cac37d9c701 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.c +++ b/drivers/net/wireless/ath/ath11k/wmi.c @@ -2897,11 +2897,12 @@ ath11k_wmi_send_twt_enable_cmd(struct ath11k *ar, u32 pdev_id) /* TODO add MBSSID support */ cmd->mbss_support = 0; - ret = ath11k_wmi_cmd_send(wmi, skb, - WMI_TWT_ENABLE_CMDID); + ret = ath11k_wmi_cmd_send(wmi, skb, WMI_TWT_ENABLE_CMDID); if (ret) { ath11k_warn(ab, "Failed to send WMI_TWT_ENABLE_CMDID"); dev_kfree_skb(skb); + } else { + ar->twt_enabled = 1; } return ret; } @@ -2926,11 +2927,180 @@ ath11k_wmi_send_twt_disable_cmd(struct ath11k *ar, u32 pdev_id) FIELD_PREP(WMI_TLV_LEN, len - TLV_HDR_SIZE); cmd->pdev_id = pdev_id; - ret = ath11k_wmi_cmd_send(wmi, skb, - WMI_TWT_DISABLE_CMDID); + ret = ath11k_wmi_cmd_send(wmi, skb, WMI_TWT_DISABLE_CMDID); if (ret) { ath11k_warn(ab, "Failed to send WMI_TWT_DISABLE_CMDID"); dev_kfree_skb(skb); + } else { + ar->twt_enabled = 0; + } + 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 add TWT dialog, vdev %u, dialog id %u,\n" + "wake interval %u, mantissa %u, wake duration %u,\n" + "service period offset %u, flags 0x%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 command to add TWT dialog\n"); + 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 delete TWT dialog, vdev %u, dialog id %u\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 command to delete TWT dialog\n"); + 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 pause TWT dialog, vdev %u, dialog id %u\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 command to pause TWT dialog\n"); + 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 resume TWT dialog, vdev %u, dialog id %u,\n" + "service period offset %u, next TWT subfield size %u\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 command to resume TWT dialog\n"); + dev_kfree_skb(skb); } return ret; } @@ -6983,6 +7153,40 @@ static void ath11k_wmi_event_wow_wakeup_host(struct ath11k_base *ab, struct sk_b complete(&ab->wow.wakeup_completed); } +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 TWT add dialog status event 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 event\n"); + goto exit; + } + + ath11k_dbg(ab, ATH11K_DBG_WMI, + "TWT Add Dialog Event - vdev: %d, dialog id: %d, status: %s\n", + ev->vdev_id, ev->dialog_id, status[ev->status]); + +exit: + kfree(tb); +} + static void ath11k_wmi_tlv_op_rx(struct ath11k_base *ab, struct sk_buff *skb) { struct wmi_cmd_hdr *cmd_hdr; @@ -7075,11 +7279,17 @@ static void ath11k_wmi_tlv_op_rx(struct ath11k_base *ab, struct sk_buff *skb) case WMI_OFFLOAD_PROB_RESP_TX_STATUS_EVENTID: ath11k_probe_resp_tx_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_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: case WMI_PDEV_DMA_RING_CFG_RSP_EVENTID: ath11k_dbg(ab, ATH11K_DBG_WMI, "ignoring unsupported event 0x%x\n", id); diff --git a/drivers/net/wireless/ath/ath11k/wmi.h b/drivers/net/wireless/ath/ath11k/wmi.h index 3ade1ddd35c9..eb573dad67c5 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.h +++ b/drivers/net/wireless/ath/ath11k/wmi.h @@ -4791,6 +4791,112 @@ struct wmi_twt_disable_params_cmd { u32 pdev_id; } __packed; +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; @@ -5339,6 +5445,14 @@ 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); int ath11k_wmi_pdev_set_srg_bss_color_bitmap(struct ath11k *ar, u32 *bitmap);