From patchwork Sun Mar 5 12:16:33 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Greenman, Gregory" X-Patchwork-Id: 13160095 X-Patchwork-Delegate: johannes@sipsolutions.net 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 B7FB1C61DA4 for ; Sun, 5 Mar 2023 12:17:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229638AbjCEMRx (ORCPT ); Sun, 5 Mar 2023 07:17:53 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33816 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229633AbjCEMRw (ORCPT ); Sun, 5 Mar 2023 07:17:52 -0500 Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 10BB112840 for ; Sun, 5 Mar 2023 04:17:43 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1678018663; x=1709554663; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=wce8sTva/esIiwAm+b5BgtJSOamPCIFjTyhR/w1h2k4=; b=YUiRGnlaRjMwkATsxhJQiF0GllVAZWHos6wbgFWO5vv0udAuPRSn1Gud 8BmqfkgcIjHRBfoORV8lf8NtlDsZthBI2G1cfZEdkxqRNFUC3g1U5z7X7 QF4Bi9qY0XCtXeUelrFVospJ8KfZm0wbrqGxsgGlqFbefQY2mdiY6dV7D Dnm50CweJmBeMx8AM7V4hxpa0LPdv+YRSjAgfi1A328YF8BEGU9w5B45J 6D6Y6dJOdsfWsKT93rXJFSKbDcN0iiZtJjsg89Y+rV7KEZMFRH4l8j3ET xrRmwvH/Vz7CWTVqqFYAxm1j2Q7HCZZemNW1ELTPCc30h75hgbgj6T1Ge Q==; X-IronPort-AV: E=McAfee;i="6500,9779,10639"; a="400193291" X-IronPort-AV: E=Sophos;i="5.98,235,1673942400"; d="scan'208";a="400193291" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Mar 2023 04:17:41 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10639"; a="708355221" X-IronPort-AV: E=Sophos;i="5.98,235,1673942400"; d="scan'208";a="708355221" Received: from hsaid-mobl2.ger.corp.intel.com (HELO ggreenma-mobl2.intel.com) ([10.249.80.12]) by orsmga001-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Mar 2023 04:17:39 -0800 From: gregory.greenman@intel.com To: johannes@sipsolutions.net Cc: linux-wireless@vger.kernel.org, Mordechay Goodstein , Gregory Greenman Subject: [PATCH 19/21] wifi: iwlwifi: mvm: add EHT - RU allocation to radiotap TLV Date: Sun, 5 Mar 2023 14:16:33 +0200 Message-Id: <20230305124407.b16acaa4bad1.I53afa03058dbd2cd8afbaf5e82596c8ed501a476@changeid> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230305121635.301451-1-gregory.greenman@intel.com> References: <20230305121635.301451-1-gregory.greenman@intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Mordechay Goodstein FW new API added the info missing for update RU allocation, so use the new API to update radiotap information. Signed-off-by: Mordechay Goodstein Signed-off-by: Gregory Greenman --- .../net/wireless/intel/iwlwifi/fw/api/rx.h | 15 ++-- drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c | 90 ++++++++++++++++++- 2 files changed, 95 insertions(+), 10 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/rx.h b/drivers/net/wireless/intel/iwlwifi/fw/api/rx.h index 97e946e70279..fdd8b01f09e4 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/rx.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/rx.h @@ -414,7 +414,7 @@ enum iwl_rx_phy_eht_data2 { /* OFDM_RX_VECTOR_COMMON_RU_ALLOC_0_OUT */ IWL_RX_PHY_DATA2_EHT_MU_EXT_RU_ALLOC_A1 = 0x000001ff, IWL_RX_PHY_DATA2_EHT_MU_EXT_RU_ALLOC_A2 = 0x0003fe00, - IWL_RX_PHY_DATA2_EHT_MU_EXT_RU_ALLOC_A3 = 0x01fc0000, + IWL_RX_PHY_DATA2_EHT_MU_EXT_RU_ALLOC_B1 = 0x07fc0000, /* info type: EHT-TB-EXT */ IWL_RX_PHY_DATA2_EHT_TB_EXT_TRIG_SIGA1 = 0xffffffff, @@ -424,19 +424,18 @@ enum iwl_rx_phy_eht_data2 { enum iwl_rx_phy_eht_data3 { /* info type: EHT-MU-EXT */ /* OFDM_RX_VECTOR_COMMON_RU_ALLOC_1_OUT */ - IWL_RX_PHY_DATA3_EHT_MU_EXT_RU_ALLOC_B1 = 0x000001ff, - IWL_RX_PHY_DATA3_EHT_MU_EXT_RU_ALLOC_B2 = 0x0003fe00, - IWL_RX_PHY_DATA3_EHT_MU_EXT_RU_ALLOC_B3 = 0x01fc0000, + IWL_RX_PHY_DATA3_EHT_MU_EXT_RU_ALLOC_B2 = 0x000001ff, + IWL_RX_PHY_DATA3_EHT_MU_EXT_RU_ALLOC_C1 = 0x0003fe00, + IWL_RX_PHY_DATA3_EHT_MU_EXT_RU_ALLOC_C2 = 0x07fc0000, }; /* goes into Metadata DW 4 */ enum iwl_rx_phy_eht_data4 { /* info type: EHT-MU-EXT */ /* OFDM_RX_VECTOR_COMMON_RU_ALLOC_2_OUT */ - IWL_RX_PHY_DATA4_EHT_MU_EXT_RU_ALLOC_C1 = 0x000001ff, - IWL_RX_PHY_DATA4_EHT_MU_EXT_RU_ALLOC_C2 = 0x0003fe00, - IWL_RX_PHY_DATA4_EHT_MU_EXT_RU_ALLOC_C3 = 0x01fc0000, - IWL_RX_PHY_DATA4_EHT_MU_EXT_SIGB_MCS = 0x18000000, + IWL_RX_PHY_DATA4_EHT_MU_EXT_RU_ALLOC_D1 = 0x000001ff, + IWL_RX_PHY_DATA4_EHT_MU_EXT_RU_ALLOC_D2 = 0x0003fe00, + IWL_RX_PHY_DATA4_EHT_MU_EXT_SIGB_MCS = 0x000c0000, }; /* goes into Metadata DW 16 */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index d866fa534be5..a54548f1e940 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -1467,17 +1467,54 @@ static void iwl_mvm_decode_he_phy_data(struct iwl_mvm *mvm, (_usig)->value |= LE32_DEC_ENC(in_value, dec_bits, _enc_bits); \ } while (0) +#define __IWL_MVM_ENC_EHT_RU(rt_data, rt_ru, fw_data, fw_ru) \ + eht->data[(rt_data)] |= \ + (cpu_to_le32 \ + (IEEE80211_RADIOTAP_EHT_DATA ## rt_data ## _RU_ALLOC_CC_ ## rt_ru ## _KNOWN) | \ + LE32_DEC_ENC(data ## fw_data, \ + IWL_RX_PHY_DATA ## fw_data ## _EHT_MU_EXT_RU_ALLOC_ ## fw_ru, \ + IEEE80211_RADIOTAP_EHT_DATA ## rt_data ## _RU_ALLOC_CC_ ## rt_ru)) + +#define _IWL_MVM_ENC_EHT_RU(rt_data, rt_ru, fw_data, fw_ru) \ + __IWL_MVM_ENC_EHT_RU(rt_data, rt_ru, fw_data, fw_ru) + +#define IEEE80211_RADIOTAP_RU_DATA_1_1_1 1 +#define IEEE80211_RADIOTAP_RU_DATA_2_1_1 2 +#define IEEE80211_RADIOTAP_RU_DATA_1_1_2 2 +#define IEEE80211_RADIOTAP_RU_DATA_2_1_2 2 +#define IEEE80211_RADIOTAP_RU_DATA_1_2_1 3 +#define IEEE80211_RADIOTAP_RU_DATA_2_2_1 3 +#define IEEE80211_RADIOTAP_RU_DATA_1_2_2 3 +#define IEEE80211_RADIOTAP_RU_DATA_2_2_2 4 + +#define IWL_RX_RU_DATA_A1 2 +#define IWL_RX_RU_DATA_A2 2 +#define IWL_RX_RU_DATA_B1 2 +#define IWL_RX_RU_DATA_B2 3 +#define IWL_RX_RU_DATA_C1 3 +#define IWL_RX_RU_DATA_C2 3 +#define IWL_RX_RU_DATA_D1 4 +#define IWL_RX_RU_DATA_D2 4 + +#define IWL_MVM_ENC_EHT_RU(rt_ru, fw_ru) \ + _IWL_MVM_ENC_EHT_RU(IEEE80211_RADIOTAP_RU_DATA_ ## rt_ru, \ + rt_ru, \ + IWL_RX_RU_DATA_ ## fw_ru, \ + fw_ru) + static void iwl_mvm_decode_eht_ext_mu(struct iwl_mvm *mvm, struct iwl_mvm_rx_phy_data *phy_data, struct ieee80211_rx_status *rx_status, struct ieee80211_radiotap_eht *eht, struct ieee80211_radiotap_eht_usig *usig) { - __le32 data1 = phy_data->d1; - if (phy_data->with_data) { + __le32 data1 = phy_data->d1; + __le32 data2 = phy_data->d2; + __le32 data3 = phy_data->d3; __le32 data4 = phy_data->eht_d4; __le32 data5 = phy_data->d5; + u32 phy_bw = phy_data->rate_n_flags & RATE_MCS_CHAN_WIDTH_MSK; IWL_MVM_ENC_USIG_VALUE_MASK(usig, data5, IWL_RX_PHY_DATA5_EHT_TYPE_AND_COMP, @@ -1492,6 +1529,55 @@ static void iwl_mvm_decode_eht_ext_mu(struct iwl_mvm *mvm, (usig, data1, IWL_RX_PHY_DATA1_EHT_MU_NUM_SIG_SYM_USIGA2, IEEE80211_RADIOTAP_EHT_USIG2_MU_B11_B15_EHT_SIG_SYMBOLS); + eht->user_info[0] |= + cpu_to_le32(IEEE80211_RADIOTAP_EHT_USER_INFO_STA_ID_KNOWN) | + LE32_DEC_ENC(data5, IWL_RX_PHY_DATA5_EHT_MU_STA_ID_USR, + IEEE80211_RADIOTAP_EHT_USER_INFO_STA_ID); + + eht->known |= cpu_to_le32(IEEE80211_RADIOTAP_EHT_KNOWN_NR_NON_OFDMA_USERS_M); + eht->data[7] |= LE32_DEC_ENC + (data5, IWL_RX_PHY_DATA5_EHT_MU_NUM_USR_NON_OFDMA, + IEEE80211_RADIOTAP_EHT_DATA7_NUM_OF_NON_OFDMA_USERS); + + /* + * Hardware labels the content channels/RU allocation values + * as follows: + * Content Channel 1 Content Channel 2 + * 20 MHz: A1 + * 40 MHz: A1 B1 + * 80 MHz: A1 C1 B1 D1 + * 160 MHz: A1 C1 A2 C2 B1 D1 B2 D2 + * 320 MHz: A1 C1 A2 C2 A3 C3 A4 C4 B1 D1 B2 D2 B3 D3 B4 D4 + * + * However firmware can only give us A1-D2, so the higher + * frequencies are missing. + */ + + switch (phy_bw) { + case RATE_MCS_CHAN_WIDTH_320: + /* additional values are missing in RX metadata */ + case RATE_MCS_CHAN_WIDTH_160: + /* content channel 1 */ + IWL_MVM_ENC_EHT_RU(1_2_1, A2); + IWL_MVM_ENC_EHT_RU(1_2_2, C2); + /* content channel 2 */ + IWL_MVM_ENC_EHT_RU(2_2_1, B2); + IWL_MVM_ENC_EHT_RU(2_2_2, D2); + fallthrough; + case RATE_MCS_CHAN_WIDTH_80: + /* content channel 1 */ + IWL_MVM_ENC_EHT_RU(1_1_2, C1); + /* content channel 2 */ + IWL_MVM_ENC_EHT_RU(2_1_2, D1); + fallthrough; + case RATE_MCS_CHAN_WIDTH_40: + /* content channel 2 */ + IWL_MVM_ENC_EHT_RU(2_1_1, B1); + fallthrough; + case RATE_MCS_CHAN_WIDTH_20: + IWL_MVM_ENC_EHT_RU(1_1_1, A1); + break; + } } else { __le32 usig_a1 = phy_data->rx_vec[0]; __le32 usig_a2 = phy_data->rx_vec[1];