From patchwork Tue Feb 12 12:39:50 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Abhishek Ambure X-Patchwork-Id: 10807839 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2EFB417FB for ; Tue, 12 Feb 2019 12:40:14 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1CE7E2B691 for ; Tue, 12 Feb 2019 12:40:14 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 10BD42B72A; Tue, 12 Feb 2019 12:40:14 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 6B3202B729 for ; 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Tue, 12 Feb 2019 12:40:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1549975207; bh=lQsxaliQ06VLmMnb9zJAkfI/F5diRvM6rREhMb6ZZMc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=o42drAQ/+9puhJ7qlBDpLlPypYPVdnOmHZsokW9d6x3pon7QSgQTz5cr3T8VaMS51 TE4MKGlvC8bjeO9rXNCjlEessnciDJsPPwXSAWqyZ4bGTSt5n6/jCoYEFw+NnD+Wyf 3I7vaQDFdfl97q3zPs3u+ce0yrLh6gvH/k+XG6CA= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org F1FAC605FC Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=aambure@codeaurora.org From: Abhishek Ambure To: ath10k@lists.infradead.org Subject: [PATCH v2 1/2] ath10k: Add support for ack rssi value of management tx packets Date: Tue, 12 Feb 2019 18:09:50 +0530 Message-Id: <1549975191-20912-2-git-send-email-aambure@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1549975191-20912-1-git-send-email-aambure@codeaurora.org> References: <1549975191-20912-1-git-send-email-aambure@codeaurora.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190212_044008_468599_D77AB8FD X-CRM114-Status: GOOD ( 14.89 ) X-BeenThere: ath10k@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Abhishek Ambure , linux-wireless@vger.kernel.org MIME-Version: 1.0 Sender: "ath10k" Errors-To: ath10k-bounces+patchwork-ath10k=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP In WCN3990, WMI_TLV_SERVICE_TX_DATA_MGMT_ACK_RSSI service Indicates that the firmware has the capability to send the RSSI value of the ACK for all data and management packets transmitted. If WMI_RSRC_CFG_FLAG_TX_ACK_RSSI is set in host capability then firmware sends RSSI value in "management" tx completion event. Host extracts ack rssi values of management packets from their tx completion event. Tested HW: WCN3990 Tested FW: WLAN.HL.2.0-01617-QCAHLSWMTPLZ-1 Signed-off-by: Abhishek Ambure V2: Tested HW & Tested FW added --- drivers/net/wireless/ath/ath10k/wmi-tlv.c | 26 ++++++++++++++++++-- drivers/net/wireless/ath/ath10k/wmi-tlv.h | 25 +++++++++++++++++++ drivers/net/wireless/ath/ath10k/wmi.c | 40 +++++++++++++++++++++---------- drivers/net/wireless/ath/ath10k/wmi.h | 11 +++++++++ 4 files changed, 88 insertions(+), 14 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index 6075daf..b03ed58 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -623,6 +623,10 @@ static int ath10k_wmi_tlv_op_pull_scan_ev(struct ath10k *ar, arg->desc_id = ev->desc_id; arg->status = ev->status; arg->pdev_id = ev->pdev_id; + arg->ppdu_id = ev->ppdu_id; + + if (test_bit(WMI_SERVICE_TX_DATA_ACK_RSSI, ar->wmi.svc_map)) + arg->ack_rssi = ev->ack_rssi; kfree(tb); return 0; @@ -632,8 +636,12 @@ struct wmi_tlv_tx_bundle_compl_parse { const __le32 *num_reports; const __le32 *desc_ids; const __le32 *status; + const __le32 *ppdu_ids; + const __le32 *ack_rssi; bool desc_ids_done; bool status_done; + bool ppdu_ids_done; + bool ack_rssi_done; }; static int @@ -653,6 +661,12 @@ struct wmi_tlv_tx_bundle_compl_parse { } else if (!bundle_tx_compl->status_done) { bundle_tx_compl->status_done = true; bundle_tx_compl->status = ptr; + } else if (!bundle_tx_compl->ppdu_ids_done) { + bundle_tx_compl->ppdu_ids_done = true; + bundle_tx_compl->ppdu_ids = ptr; + } else if (!bundle_tx_compl->ack_rssi_done) { + bundle_tx_compl->ack_rssi_done = true; + bundle_tx_compl->ack_rssi = ptr; } break; default: @@ -683,6 +697,10 @@ static int ath10k_wmi_tlv_op_pull_mgmt_tx_bundle_compl_ev( arg->num_reports = *bundle_tx_compl.num_reports; arg->desc_ids = bundle_tx_compl.desc_ids; arg->status = bundle_tx_compl.status; + arg->ppdu_ids = bundle_tx_compl.ppdu_ids; + + if (test_bit(WMI_SERVICE_TX_DATA_ACK_RSSI, ar->wmi.svc_map)) + arg->ack_rssi = bundle_tx_compl.ack_rssi; return 0; } @@ -1619,7 +1637,9 @@ static struct sk_buff *ath10k_wmi_tlv_op_gen_init(struct ath10k *ar) cfg->num_ocb_vdevs = __cpu_to_le32(0); cfg->num_ocb_channels = __cpu_to_le32(0); cfg->num_ocb_schedules = __cpu_to_le32(0); - cfg->host_capab = __cpu_to_le32(0); + + if (test_bit(WMI_SERVICE_TX_DATA_ACK_RSSI, ar->wmi.svc_map)) + cfg->host_capab = __cpu_to_le32(WMI_RSRC_CFG_FLAG_TX_ACK_RSSI); ath10k_wmi_put_host_mem_chunks(ar, chunks); @@ -2723,7 +2743,9 @@ static void *ath10k_wmi_tlv_put_wmm(void *ptr, arvif = (void *)cb->vif->drv_priv; vdev_id = arvif->vdev_id; - if (WARN_ON_ONCE(!ieee80211_is_mgmt(hdr->frame_control))) + if (WARN_ON_ONCE(!ieee80211_is_mgmt(hdr->frame_control) && + (!(ieee80211_is_nullfunc(hdr->frame_control) || + ieee80211_is_qos_nullfunc(hdr->frame_control))))) return ERR_PTR(-EINVAL); len = sizeof(*cmd) + 2 * sizeof(*tlv); diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.h b/drivers/net/wireless/ath/ath10k/wmi-tlv.h index 7a58c76..4803fca 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.h +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.h @@ -24,6 +24,8 @@ #define WMI_TLV_VDEV_PARAM_UNSUPPORTED 0 #define WMI_TLV_MGMT_TX_FRAME_MAX_LEN 64 +#define WMI_RSRC_CFG_FLAG_TX_ACK_RSSI BIT(18) + enum wmi_tlv_grp_id { WMI_TLV_GRP_START = 0x3, WMI_TLV_GRP_SCAN = WMI_TLV_GRP_START, @@ -1408,6 +1410,25 @@ enum wmi_tlv_service { WMI_TLV_SERVICE_AP_TWT = 153, WMI_TLV_SERVICE_GMAC_OFFLOAD_SUPPORT = 154, WMI_TLV_SERVICE_SPOOF_MAC_SUPPORT = 155, + WMI_TLV_SERVICE_PEER_TID_CONFIGS_SUPPORT = 156, + WMI_TLV_SERVICE_VDEV_SWRETRY_PER_AC_CONFIG_SUPPORT = 157, + WMI_TLV_SERVICE_DUAL_BEACON_ON_SINGLE_MAC_SCC_SUPPORT = 158, + WMI_TLV_SERVICE_DUAL_BEACON_ON_SINGLE_MAC_MCC_SUPPORT = 159, + WMI_TLV_SERVICE_MOTION_DET = 160, + WMI_TLV_SERVICE_INFRA_MBSSID = 161, + WMI_TLV_SERVICE_OBSS_SPATIAL_REUSE = 162, + WMI_TLV_SERVICE_VDEV_DIFFERENT_BEACON_INTERVAL_SUPPORT = 163, + WMI_TLV_SERVICE_NAN_DBS_SUPPORT = 164, + WMI_TLV_SERVICE_NDI_DBS_SUPPORT = 165, + WMI_TLV_SERVICE_NAN_SAP_SUPPORT = 166, + WMI_TLV_SERVICE_NDI_SAP_SUPPORT = 167, + WMI_TLV_SERVICE_CFR_CAPTURE_SUPPORT = 168, + WMI_TLV_SERVICE_CFR_CAPTURE_IND_MSG_TYPE_1 = 169, + WMI_TLV_SERVICE_ESP_SUPPORT = 170, + WMI_TLV_SERVICE_PEER_CHWIDTH_CHANGE = 171, + WMI_TLV_SERVICE_WLAN_HPCS_PULSE = 172, + WMI_TLV_SERVICE_PER_VDEV_CHAINMASK_CONFIG_SUPPORT = 173, + WMI_TLV_SERVICE_TX_DATA_MGMT_ACK_RSSI = 174, WMI_TLV_MAX_EXT_SERVICE = 256, }; @@ -1578,6 +1599,8 @@ enum wmi_tlv_service { SVCMAP(WMI_TLV_SERVICE_SPOOF_MAC_SUPPORT, WMI_SERVICE_SPOOF_MAC_SUPPORT, WMI_TLV_MAX_SERVICE); + SVCMAP(WMI_TLV_SERVICE_TX_DATA_MGMT_ACK_RSSI, + WMI_SERVICE_TX_DATA_ACK_RSSI, WMI_TLV_MAX_SERVICE); } #undef SVCMAP @@ -1607,6 +1630,8 @@ struct wmi_tlv_mgmt_tx_compl_ev { __le32 desc_id; __le32 status; __le32 pdev_id; + __le32 ppdu_id; + __le32 ack_rssi; }; #define WMI_TLV_MGMT_RX_NUM_RSSI 4 diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index 2ba733f..2de8c9b 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -2345,8 +2345,8 @@ static bool ath10k_wmi_rx_is_decrypted(struct ath10k *ar, return true; } -static int wmi_process_mgmt_tx_comp(struct ath10k *ar, u32 desc_id, - u32 status) +static int +wmi_process_mgmt_tx_comp(struct ath10k *ar, struct mgmt_tx_compl_params *param) { struct ath10k_mgmt_tx_pkt_addr *pkt_addr; struct ath10k_wmi *wmi = &ar->wmi; @@ -2356,10 +2356,10 @@ static int wmi_process_mgmt_tx_comp(struct ath10k *ar, u32 desc_id, spin_lock_bh(&ar->data_lock); - pkt_addr = idr_find(&wmi->mgmt_pending_tx, desc_id); + pkt_addr = idr_find(&wmi->mgmt_pending_tx, param->desc_id); if (!pkt_addr) { ath10k_warn(ar, "received mgmt tx completion for invalid msdu_id: %d\n", - desc_id); + param->desc_id); ret = -ENOENT; goto out; } @@ -2369,17 +2369,21 @@ static int wmi_process_mgmt_tx_comp(struct ath10k *ar, u32 desc_id, msdu->len, DMA_FROM_DEVICE); info = IEEE80211_SKB_CB(msdu); - if (status) + if (param->status) { info->flags &= ~IEEE80211_TX_STAT_ACK; - else + } else { info->flags |= IEEE80211_TX_STAT_ACK; + info->status.ack_signal = ATH10K_DEFAULT_NOISE_FLOOR + + param->ack_rssi; + info->status.is_valid_ack_signal = true; + } ieee80211_tx_status_irqsafe(ar->hw, msdu); ret = 0; out: - idr_remove(&wmi->mgmt_pending_tx, desc_id); + idr_remove(&wmi->mgmt_pending_tx, param->desc_id); spin_unlock_bh(&ar->data_lock); return ret; } @@ -2387,6 +2391,7 @@ static int wmi_process_mgmt_tx_comp(struct ath10k *ar, u32 desc_id, int ath10k_wmi_event_mgmt_tx_compl(struct ath10k *ar, struct sk_buff *skb) { struct wmi_tlv_mgmt_tx_compl_ev_arg arg; + struct mgmt_tx_compl_params param; int ret; ret = ath10k_wmi_pull_mgmt_tx_compl(ar, skb, &arg); @@ -2395,8 +2400,12 @@ int ath10k_wmi_event_mgmt_tx_compl(struct ath10k *ar, struct sk_buff *skb) return ret; } - wmi_process_mgmt_tx_comp(ar, __le32_to_cpu(arg.desc_id), - __le32_to_cpu(arg.status)); + memset(¶m, 0, sizeof(struct mgmt_tx_compl_params)); + param.desc_id = __le32_to_cpu(arg.desc_id); + param.status = __le32_to_cpu(arg.status); + param.ack_rssi = __le32_to_cpu(arg.ack_rssi); + + wmi_process_mgmt_tx_comp(ar, ¶m); ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv evnt mgmt tx completion\n"); @@ -2406,6 +2415,7 @@ int ath10k_wmi_event_mgmt_tx_compl(struct ath10k *ar, struct sk_buff *skb) int ath10k_wmi_event_mgmt_tx_bundle_compl(struct ath10k *ar, struct sk_buff *skb) { struct wmi_tlv_mgmt_tx_bundle_compl_ev_arg arg; + struct mgmt_tx_compl_params param; u32 num_reports; int i, ret; @@ -2417,9 +2427,15 @@ int ath10k_wmi_event_mgmt_tx_bundle_compl(struct ath10k *ar, struct sk_buff *skb num_reports = __le32_to_cpu(arg.num_reports); - for (i = 0; i < num_reports; i++) - wmi_process_mgmt_tx_comp(ar, __le32_to_cpu(arg.desc_ids[i]), - __le32_to_cpu(arg.status[i])); + for (i = 0; i < num_reports; i++) { + memset(¶m, 0, sizeof(struct mgmt_tx_compl_params)); + param.desc_id = __le32_to_cpu(arg.desc_ids[i]); + param.status = __le32_to_cpu(arg.desc_ids[i]); + + if (test_bit(WMI_SERVICE_TX_DATA_ACK_RSSI, ar->wmi.svc_map)) + param.ack_rssi = __le32_to_cpu(arg.ack_rssi[i]); + wmi_process_mgmt_tx_comp(ar, ¶m); + } ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv event bundle mgmt tx completion\n"); diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index 25bb04b..7a50ad6 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -6708,16 +6708,27 @@ struct wmi_scan_ev_arg { __le32 vdev_id; }; +struct mgmt_tx_compl_params { + u32 desc_id; + u32 status; + u32 ppdu_id; + int ack_rssi; +}; + struct wmi_tlv_mgmt_tx_compl_ev_arg { __le32 desc_id; __le32 status; __le32 pdev_id; + __le32 ppdu_id; + __le32 ack_rssi; }; struct wmi_tlv_mgmt_tx_bundle_compl_ev_arg { __le32 num_reports; const __le32 *desc_ids; const __le32 *status; + const __le32 *ppdu_ids; + const __le32 *ack_rssi; }; struct wmi_mgmt_rx_ev_arg { From patchwork Tue Feb 12 12:39:51 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Abhishek Ambure X-Patchwork-Id: 10807841 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id F16B7746 for ; Tue, 12 Feb 2019 12:40:19 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DDBFF2A2DF for ; Tue, 12 Feb 2019 12:40:19 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D19C22B551; Tue, 12 Feb 2019 12:40:19 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 34A492B496 for ; 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Tue, 12 Feb 2019 12:40:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1549975208; bh=yu6u5P3irKaaVi0nyKCsiT5NQtrrGkcbVC+vd33W3Tw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iaRX6HAY7ZcqE0HJ89xWy9Hhba0CsE1rYQ3Bsglm/Os/kof3vI6NIqGzeWOjtnw0n WRo1dYuqKw6U8SGI5/xnx8kpTFpSEBZwhsoGuBVRqHmy+UoligYqlrCGQlDZL9x7HE aoF6SGjzoSERSKr+/Pwl7jsRjXSGz5AGuF9epGLM= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 9A5FA607EF Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=aambure@codeaurora.org From: Abhishek Ambure To: ath10k@lists.infradead.org Subject: [PATCH v2 2/2] ath10k: Add support for ack rssi value of data tx packets Date: Tue, 12 Feb 2019 18:09:51 +0530 Message-Id: <1549975191-20912-3-git-send-email-aambure@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1549975191-20912-1-git-send-email-aambure@codeaurora.org> References: <1549975191-20912-1-git-send-email-aambure@codeaurora.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190212_044010_411523_5EFDE6DD X-CRM114-Status: GOOD ( 20.25 ) X-BeenThere: ath10k@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Abhishek Ambure , linux-wireless@vger.kernel.org MIME-Version: 1.0 Sender: "ath10k" Errors-To: ath10k-bounces+patchwork-ath10k=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP In WCN3990, WMI_TLV_SERVICE_TX_DATA_MGMT_ACK_RSSI service Indicates that the firmware has the capability to send the RSSI value of the ACK for all data and management packets transmitted. If WMI_RSRC_CFG_FLAG_TX_ACK_RSSI is set in host capability then firmware sends RSSI value in "data" tx completion event. Host extracts ack rssi values of data packets from their tx completion event. Tested HW: WCN3990 Tested FW: WLAN.HL.2.0-01617-QCAHLSWMTPLZ-1 Signed-off-by: Abhishek Ambure V2: Tested HW & Tested FW added --- drivers/net/wireless/ath/ath10k/htt.h | 86 ++++++++++++++++++++++++++++++++ drivers/net/wireless/ath/ath10k/htt_rx.c | 12 +++-- drivers/net/wireless/ath/ath10k/hw.c | 32 +++++++++++- drivers/net/wireless/ath/ath10k/hw.h | 22 ++++++++ 4 files changed, 146 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h index 9ae9466..860fb6f 100644 --- a/drivers/net/wireless/ath/ath10k/htt.h +++ b/drivers/net/wireless/ath/ath10k/htt.h @@ -582,6 +582,10 @@ struct htt_mgmt_tx_completion { #define HTT_TX_CMPL_FLAG_DATA_RSSI BIT(0) +#define HTT_TX_DATA_RSSI_ENABLE_WCN3990 BIT(3) +#define HTT_TX_DATA_APPEND_RETRIES BIT(0) +#define HTT_TX_DATA_APPEND_TIMESTAMP BIT(1) + struct htt_rx_indication_hdr { u8 info0; /* %HTT_RX_INDICATION_INFO0_ */ __le16 peer_id; @@ -835,6 +839,88 @@ enum htt_data_tx_flags { #define HTT_TX_COMPL_INV_MSDU_ID 0xFFFF +struct htt_append_retries { + __le16 msdu_id; + u8 tx_retries; + u8 flag; +} __packed; + +struct htt_data_tx_completion_ext { + struct htt_append_retries a_retries; + __le32 t_stamp; + __le16 msdus_rssi[0]; +} __packed; + +/** + * @brief target -> host TX completion indication message definition + * + * @details + * The following diagram shows the format of the TX completion indication sent + * from the target to the host + * + * |31 28|27|26|25|24|23 16| 15 |14 11|10 8|7 0| + * |-------------------------------------------------------------| + * header: |rsvd |A2|TP|A1|A0| num | t_i| tid |status| msg_type | + * |-------------------------------------------------------------| + * payload: | MSDU1 ID | MSDU0 ID | + * |-------------------------------------------------------------| + * : MSDU3 ID : MSDU2 ID : + * |-------------------------------------------------------------| + * | struct htt_tx_compl_ind_append_retries | + * |- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -| + * | struct htt_tx_compl_ind_append_tx_tstamp | + * |- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -| + * | MSDU1 ACK RSSI | MSDU0 ACK RSSI | + * |-------------------------------------------------------------| + * : MSDU3 ACK RSSI : MSDU2 ACK RSSI : + * |- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -| + * -msg_type + * Bits 7:0 + * Purpose: identifies this as HTT TX completion indication + * -status + * Bits 10:8 + * Purpose: the TX completion status of payload fragmentations descriptors + * Value: could be HTT_TX_COMPL_IND_STAT_OK or HTT_TX_COMPL_IND_STAT_DISCARD + * -tid + * Bits 14:11 + * Purpose: the tid associated with those fragmentation descriptors. It is + * valid or not, depending on the tid_invalid bit. + * Value: 0 to 15 + * -tid_invalid + * Bits 15:15 + * Purpose: this bit indicates whether the tid field is valid or not + * Value: 0 indicates valid, 1 indicates invalid + * -num + * Bits 23:16 + * Purpose: the number of payload in this indication + * Value: 1 to 255 + * -A0 = append + * Bits 24:24 + * Purpose: append the struct htt_tx_compl_ind_append_retries which contains + * the number of tx retries for one MSDU at the end of this message + * Value: 0 indicates no appending, 1 indicates appending + * -A1 = append1 + * Bits 25:25 + * Purpose: Append the struct htt_tx_compl_ind_append_tx_tstamp which + * contains the timestamp info for each TX msdu id in payload. + * Value: 0 indicates no appending, 1 indicates appending + * -TP = MSDU tx power presence + * Bits 26:26 + * Purpose: Indicate whether the TX_COMPL_IND includes a tx power report + * for each MSDU referenced by the TX_COMPL_IND message. + * The order of the per-MSDU tx power reports matches the order + * of the MSDU IDs. + * Value: 0 indicates not appending, 1 indicates appending + * -A2 = append2 + * Bits 27:27 + * Purpose: Indicate whether data ACK RSSI is appended for each MSDU in + * TX_COMP_IND message. The order of the per-MSDU ACK RSSI report + * matches the order of the MSDU IDs. + * The ACK RSSI values are valid when status is COMPLETE_OK (and + * this append2 bit is set). + * Value: 0 indicates not appending, 1 indicates appending + */ + struct htt_data_tx_completion { union { u8 flags; diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index d6d696a..1380772 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -1810,7 +1810,7 @@ static void ath10k_htt_rx_tx_compl_ind(struct ath10k *ar, __le16 msdu_id, *msdus; bool rssi_enabled = false; u8 msdu_count = 0; - int i; + int i, htt_pad = 0; switch (status) { case HTT_DATA_TX_STATUS_NO_ACK: @@ -1834,9 +1834,11 @@ static void ath10k_htt_rx_tx_compl_ind(struct ath10k *ar, resp->data_tx_completion.num_msdus); msdu_count = resp->data_tx_completion.num_msdus; + rssi_enabled = ath10k_is_rssi_enable(&ar->hw_params, resp); - if (resp->data_tx_completion.flags2 & HTT_TX_CMPL_FLAG_DATA_RSSI) - rssi_enabled = true; + if (rssi_enabled) + htt_pad = ath10k_tx_data_rssi_get_pad_bytes(&ar->hw_params, + resp); for (i = 0; i < msdu_count; i++) { msdus = resp->data_tx_completion.msdus; @@ -1849,10 +1851,10 @@ static void ath10k_htt_rx_tx_compl_ind(struct ath10k *ar, * last msdu id with 0xffff */ if (msdu_count & 0x01) { - msdu_id = msdus[msdu_count + i + 1]; + msdu_id = msdus[msdu_count + i + 1 + htt_pad]; tx_done.ack_rssi = __le16_to_cpu(msdu_id); } else { - msdu_id = msdus[msdu_count + i]; + msdu_id = msdus[msdu_count + i + htt_pad]; tx_done.ack_rssi = __le16_to_cpu(msdu_id); } } diff --git a/drivers/net/wireless/ath/ath10k/hw.c b/drivers/net/wireless/ath/ath10k/hw.c index 6243fbf..6714913 100644 --- a/drivers/net/wireless/ath/ath10k/hw.c +++ b/drivers/net/wireless/ath/ath10k/hw.c @@ -1106,6 +1106,32 @@ int ath10k_hw_diag_fast_download(struct ath10k *ar, return ret; } +static int ath10k_htt_tx_rssi_enable(struct htt_resp *resp) +{ + return (resp->data_tx_completion.flags2 & HTT_TX_CMPL_FLAG_DATA_RSSI); +} + +static int ath10k_htt_tx_rssi_enable_wcn3990(struct htt_resp *resp) +{ + return (resp->data_tx_completion.flags2 & + HTT_TX_DATA_RSSI_ENABLE_WCN3990); +} + +static int ath10k_get_htt_tx_data_rssi_pad(struct htt_resp *resp) +{ + struct htt_data_tx_completion_ext extd; + int pad_bytes = 0; + + if (resp->data_tx_completion.flags2 & HTT_TX_DATA_APPEND_RETRIES) + pad_bytes += sizeof(extd.a_retries) / + sizeof(extd.msdus_rssi[0]); + + if (resp->data_tx_completion.flags2 & HTT_TX_DATA_APPEND_TIMESTAMP) + pad_bytes += sizeof(extd.t_stamp) / sizeof(extd.msdus_rssi[0]); + + return pad_bytes; +} + const struct ath10k_hw_ops qca988x_ops = { .set_coverage_class = ath10k_hw_qca988x_set_coverage_class, }; @@ -1130,6 +1156,10 @@ static bool ath10k_qca99x0_rx_desc_msdu_limit_error(struct htt_rx_desc *rxd) const struct ath10k_hw_ops qca6174_ops = { .set_coverage_class = ath10k_hw_qca988x_set_coverage_class, .enable_pll_clk = ath10k_hw_qca6174_enable_pll_clock, + .is_rssi_enable = ath10k_htt_tx_rssi_enable, }; -const struct ath10k_hw_ops wcn3990_ops = {}; +const struct ath10k_hw_ops wcn3990_ops = { + .tx_data_rssi_pad_bytes = ath10k_get_htt_tx_data_rssi_pad, + .is_rssi_enable = ath10k_htt_tx_rssi_enable_wcn3990, +}; diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h index 2733b54..567f1b8 100644 --- a/drivers/net/wireless/ath/ath10k/hw.h +++ b/drivers/net/wireless/ath/ath10k/hw.h @@ -607,6 +607,8 @@ struct ath10k_hw_params { }; struct htt_rx_desc; +struct htt_resp; +struct htt_data_tx_completion_ext; /* Defines needed for Rx descriptor abstraction */ struct ath10k_hw_ops { @@ -614,6 +616,8 @@ struct ath10k_hw_ops { void (*set_coverage_class)(struct ath10k *ar, s16 value); int (*enable_pll_clk)(struct ath10k *ar); bool (*rx_desc_get_msdu_limit_error)(struct htt_rx_desc *rxd); + int (*tx_data_rssi_pad_bytes)(struct htt_resp *htt); + int (*is_rssi_enable)(struct htt_resp *resp); }; extern const struct ath10k_hw_ops qca988x_ops; @@ -641,6 +645,24 @@ struct ath10k_hw_ops { return false; } +static inline int +ath10k_tx_data_rssi_get_pad_bytes(struct ath10k_hw_params *hw, + struct htt_resp *htt) +{ + if (hw->hw_ops->tx_data_rssi_pad_bytes) + return hw->hw_ops->tx_data_rssi_pad_bytes(htt); + return 0; +} + +static inline int +ath10k_is_rssi_enable(struct ath10k_hw_params *hw, + struct htt_resp *resp) +{ + if (hw->hw_ops->is_rssi_enable) + return hw->hw_ops->is_rssi_enable(resp); + return 0; +} + /* Target specific defines for MAIN firmware */ #define TARGET_NUM_VDEVS 8 #define TARGET_NUM_PEER_AST 2