From patchwork Tue Nov 30 17:50:48 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: P Praneesh X-Patchwork-Id: 519654 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2934FC433EF for ; Tue, 30 Nov 2021 17:51:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244852AbhK3Ryq (ORCPT ); Tue, 30 Nov 2021 12:54:46 -0500 Received: from alexa-out-sd-02.qualcomm.com ([199.106.114.39]:33632 "EHLO alexa-out-sd-02.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245202AbhK3Ryl (ORCPT ); Tue, 30 Nov 2021 12:54:41 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1638294682; x=1669830682; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=7C9yaLF8HRZcTFko5EAEXspKBHdav//DPFs6qRGyTRg=; b=UoFIX4wuwIx5m6vyPEuXLTmZVxevCjL38q3WtBeKBWNm5mGp8mov34u2 M3cFl5MppDE+vYLgHdcJl5fpe772bvy2aPtmgS3060UkTM5I7PzCGx5vI GoLJgFkCr6AJURJF3gPXt0s7jbi1Z7vjrB/pQthlF/WsgAecprpgn/XQE o=; Received: from unknown (HELO ironmsg01-sd.qualcomm.com) ([10.53.140.141]) by alexa-out-sd-02.qualcomm.com with ESMTP; 30 Nov 2021 09:51:21 -0800 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg01-sd.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Nov 2021 09:51:21 -0800 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.922.19; Tue, 30 Nov 2021 09:51:21 -0800 Received: from ppranees-linux.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.922.19; Tue, 30 Nov 2021 09:51:19 -0800 From: P Praneesh To: , CC: , P Praneesh Subject: [PATCH 2/2] ath11k: add LDPC FEC type in 802.11 radiotap header Date: Tue, 30 Nov 2021 23:20:48 +0530 Message-ID: <1638294648-844-3-git-send-email-quic_ppranees@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1638294648-844-1-git-send-email-quic_ppranees@quicinc.com> References: <1638294648-844-1-git-send-email-quic_ppranees@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org LDPC is one the FEC type advertised in msdu_start info2 for HT packet type. Hence, add hardware specific callback for fetching LDPC support from msdu start and enable RX_ENC_FLAG_LDPC flag while passing rx status to mac80211. Tested-on: IPQ8074 WLAN.HK.2.4.0.1-01467-QCAHKSWPL_SILICONZ-1 Signed-off-by: P Praneesh --- drivers/net/wireless/ath/ath11k/dp_rx.c | 12 +++++++++++- drivers/net/wireless/ath/ath11k/hw.c | 16 ++++++++++++++++ drivers/net/wireless/ath/ath11k/hw.h | 1 + 3 files changed, 28 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c index 40f1c86..ed14a90 100644 --- a/drivers/net/wireless/ath/ath11k/dp_rx.c +++ b/drivers/net/wireless/ath/ath11k/dp_rx.c @@ -43,6 +43,13 @@ static inline u8 ath11k_dp_rx_h_msdu_start_decap_type(struct ath11k_base *ab, } static inline +bool ath11k_dp_rx_h_msdu_start_ldpc_support(struct ath11k_base *ab, + struct hal_rx_desc *desc) +{ + return ab->hw_params.hw_ops->rx_desc_get_ldpc_support(desc); +} + +static inline u8 ath11k_dp_rx_h_msdu_start_mesh_ctl_present(struct ath11k_base *ab, struct hal_rx_desc *desc) { @@ -2331,7 +2338,7 @@ static void ath11k_dp_rx_h_rate(struct ath11k *ar, struct hal_rx_desc *rx_desc, u8 bw; u8 rate_mcs, nss; u8 sgi; - bool is_cck; + bool is_cck, is_ldpc; pkt_type = ath11k_dp_rx_h_msdu_start_pkt_type(ar->ab, rx_desc); bw = ath11k_dp_rx_h_msdu_start_rx_bw(ar->ab, rx_desc); @@ -2373,6 +2380,9 @@ static void ath11k_dp_rx_h_rate(struct ath11k *ar, struct hal_rx_desc *rx_desc, if (sgi) rx_status->enc_flags |= RX_ENC_FLAG_SHORT_GI; rx_status->bw = ath11k_mac_bw_to_mac80211_bw(bw); + is_ldpc = ath11k_dp_rx_h_msdu_start_ldpc_support(ar->ab, rx_desc); + if (is_ldpc) + rx_status->enc_flags |= RX_ENC_FLAG_LDPC; break; case RX_MSDU_START_PKT_TYPE_11AX: rx_status->rate_idx = rate_mcs; diff --git a/drivers/net/wireless/ath/ath11k/hw.c b/drivers/net/wireless/ath/ath11k/hw.c index 2f0b526..25e902d 100644 --- a/drivers/net/wireless/ath/ath11k/hw.c +++ b/drivers/net/wireless/ath/ath11k/hw.c @@ -273,6 +273,12 @@ static u8 ath11k_hw_ipq8074_rx_desc_get_mesh_ctl(struct hal_rx_desc *desc) __le32_to_cpu(desc->u.ipq8074.msdu_start.info2)); } +static bool ath11k_hw_ipq8074_rx_desc_get_ldpc_support(struct hal_rx_desc *desc) +{ + return FIELD_GET(RX_MSDU_START_INFO2_LDPC, + __le32_to_cpu(desc->u.ipq8074.msdu_start.info2)); +} + static bool ath11k_hw_ipq8074_rx_desc_get_mpdu_seq_ctl_vld(struct hal_rx_desc *desc) { return !!FIELD_GET(RX_MPDU_START_INFO1_MPDU_SEQ_CTRL_VALID, @@ -444,6 +450,12 @@ static u8 ath11k_hw_qcn9074_rx_desc_get_mesh_ctl(struct hal_rx_desc *desc) __le32_to_cpu(desc->u.qcn9074.msdu_start.info2)); } +static bool ath11k_hw_qcn9074_rx_desc_get_ldpc_support(struct hal_rx_desc *desc) +{ + return FIELD_GET(RX_MSDU_START_INFO2_LDPC, + __le32_to_cpu(desc->u.qcn9074.msdu_start.info2)); +} + static bool ath11k_hw_qcn9074_rx_desc_get_mpdu_seq_ctl_vld(struct hal_rx_desc *desc) { return !!FIELD_GET(RX_MPDU_START_INFO11_MPDU_SEQ_CTRL_VALID, @@ -815,6 +827,7 @@ const struct ath11k_hw_ops ipq8074_ops = { .rx_desc_get_encrypt_type = ath11k_hw_ipq8074_rx_desc_get_encrypt_type, .rx_desc_get_decap_type = ath11k_hw_ipq8074_rx_desc_get_decap_type, .rx_desc_get_mesh_ctl = ath11k_hw_ipq8074_rx_desc_get_mesh_ctl, + .rx_desc_get_ldpc_support = ath11k_hw_ipq8074_rx_desc_get_ldpc_support, .rx_desc_get_mpdu_seq_ctl_vld = ath11k_hw_ipq8074_rx_desc_get_mpdu_seq_ctl_vld, .rx_desc_get_mpdu_fc_valid = ath11k_hw_ipq8074_rx_desc_get_mpdu_fc_valid, .rx_desc_get_mpdu_start_seq_no = ath11k_hw_ipq8074_rx_desc_get_mpdu_start_seq_no, @@ -853,6 +866,7 @@ const struct ath11k_hw_ops ipq6018_ops = { .rx_desc_get_encrypt_type = ath11k_hw_ipq8074_rx_desc_get_encrypt_type, .rx_desc_get_decap_type = ath11k_hw_ipq8074_rx_desc_get_decap_type, .rx_desc_get_mesh_ctl = ath11k_hw_ipq8074_rx_desc_get_mesh_ctl, + .rx_desc_get_ldpc_support = ath11k_hw_ipq8074_rx_desc_get_ldpc_support, .rx_desc_get_mpdu_seq_ctl_vld = ath11k_hw_ipq8074_rx_desc_get_mpdu_seq_ctl_vld, .rx_desc_get_mpdu_fc_valid = ath11k_hw_ipq8074_rx_desc_get_mpdu_fc_valid, .rx_desc_get_mpdu_start_seq_no = ath11k_hw_ipq8074_rx_desc_get_mpdu_start_seq_no, @@ -891,6 +905,7 @@ const struct ath11k_hw_ops qca6390_ops = { .rx_desc_get_encrypt_type = ath11k_hw_ipq8074_rx_desc_get_encrypt_type, .rx_desc_get_decap_type = ath11k_hw_ipq8074_rx_desc_get_decap_type, .rx_desc_get_mesh_ctl = ath11k_hw_ipq8074_rx_desc_get_mesh_ctl, + .rx_desc_get_ldpc_support = ath11k_hw_ipq8074_rx_desc_get_ldpc_support, .rx_desc_get_mpdu_seq_ctl_vld = ath11k_hw_ipq8074_rx_desc_get_mpdu_seq_ctl_vld, .rx_desc_get_mpdu_fc_valid = ath11k_hw_ipq8074_rx_desc_get_mpdu_fc_valid, .rx_desc_get_mpdu_start_seq_no = ath11k_hw_ipq8074_rx_desc_get_mpdu_start_seq_no, @@ -929,6 +944,7 @@ const struct ath11k_hw_ops qcn9074_ops = { .rx_desc_get_encrypt_type = ath11k_hw_qcn9074_rx_desc_get_encrypt_type, .rx_desc_get_decap_type = ath11k_hw_qcn9074_rx_desc_get_decap_type, .rx_desc_get_mesh_ctl = ath11k_hw_qcn9074_rx_desc_get_mesh_ctl, + .rx_desc_get_ldpc_support = ath11k_hw_qcn9074_rx_desc_get_ldpc_support, .rx_desc_get_mpdu_seq_ctl_vld = ath11k_hw_qcn9074_rx_desc_get_mpdu_seq_ctl_vld, .rx_desc_get_mpdu_fc_valid = ath11k_hw_qcn9074_rx_desc_get_mpdu_fc_valid, .rx_desc_get_mpdu_start_seq_no = ath11k_hw_qcn9074_rx_desc_get_mpdu_start_seq_no, diff --git a/drivers/net/wireless/ath/ath11k/hw.h b/drivers/net/wireless/ath/ath11k/hw.h index 2c9d232..e025eda 100644 --- a/drivers/net/wireless/ath/ath11k/hw.h +++ b/drivers/net/wireless/ath/ath11k/hw.h @@ -199,6 +199,7 @@ struct ath11k_hw_ops { u32 (*rx_desc_get_encrypt_type)(struct hal_rx_desc *desc); u8 (*rx_desc_get_decap_type)(struct hal_rx_desc *desc); u8 (*rx_desc_get_mesh_ctl)(struct hal_rx_desc *desc); + bool (*rx_desc_get_ldpc_support)(struct hal_rx_desc *desc); bool (*rx_desc_get_mpdu_seq_ctl_vld)(struct hal_rx_desc *desc); bool (*rx_desc_get_mpdu_fc_valid)(struct hal_rx_desc *desc); u16 (*rx_desc_get_mpdu_start_seq_no)(struct hal_rx_desc *desc);