From patchwork Mon Sep 11 08:20:44 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 13379005 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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 566ACEE7FF4 for ; Mon, 11 Sep 2023 08:22:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235013AbjIKIWz (ORCPT ); Mon, 11 Sep 2023 04:22:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56094 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233870AbjIKIWz (ORCPT ); Mon, 11 Sep 2023 04:22:55 -0400 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A3035EB for ; Mon, 11 Sep 2023 01:22:49 -0700 (PDT) X-SpamFilter-By: ArmorX SpamTrap 5.78 with qID 38B8MfAxA1003652, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36505.realtek.com.tw[172.21.6.25]) by rtits2.realtek.com.tw (8.15.2/2.92/5.92) with ESMTPS id 38B8MfAxA1003652 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 11 Sep 2023 16:22:41 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36505.realtek.com.tw (172.21.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.32; Mon, 11 Sep 2023 16:22:00 +0800 Received: from [127.0.1.1] (172.21.69.25) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.7; Mon, 11 Sep 2023 16:22:00 +0800 From: Ping-Ke Shih To: CC: Subject: [PATCH 1/6] wifi: rtw89: add to query RX descriptor format v2 Date: Mon, 11 Sep 2023 16:20:44 +0800 Message-ID: <20230911082049.33541-2-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230911082049.33541-1-pkshih@realtek.com> References: <20230911082049.33541-1-pkshih@realtek.com> MIME-Version: 1.0 X-Originating-IP: [172.21.69.25] X-ClientProxiedBy: RTEXMBS02.realtek.com.tw (172.21.6.95) To RTEXMBS04.realtek.com.tw (172.21.6.97) X-KSE-ServerInfo: RTEXMBS04.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: fallback X-KSE-Antivirus-Interceptor-Info: fallback X-KSE-AntiSpam-Interceptor-Info: fallback X-KSE-ServerInfo: RTEXH36505.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: fallback X-KSE-Antivirus-Interceptor-Info: fallback X-KSE-AntiSpam-Interceptor-Info: fallback Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org RX descriptor is used to provide meta data of received data. The WiFi 7 chips use different RX descriptor format, so add this parser along with hardware design. Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw89/core.c | 65 +++++++++++++++ drivers/net/wireless/realtek/rtw89/core.h | 27 +++++++ drivers/net/wireless/realtek/rtw89/txrx.h | 96 +++++++++++++++++++++++ 3 files changed, 188 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index 856f3543eff2..127e5b2f72be 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -1875,6 +1875,71 @@ void rtw89_core_query_rxdesc(struct rtw89_dev *rtwdev, } EXPORT_SYMBOL(rtw89_core_query_rxdesc); +void rtw89_core_query_rxdesc_v2(struct rtw89_dev *rtwdev, + struct rtw89_rx_desc_info *desc_info, + u8 *data, u32 data_offset) +{ + struct rtw89_rxdesc_short_v2 *rxd_s; + struct rtw89_rxdesc_long_v2 *rxd_l; + u16 shift_len, drv_info_len, phy_rtp_len, hdr_cnv_len; + + rxd_s = (struct rtw89_rxdesc_short_v2 *)(data + data_offset); + + desc_info->pkt_size = le32_get_bits(rxd_s->dword0, BE_RXD_RPKT_LEN_MASK); + desc_info->drv_info_size = le32_get_bits(rxd_s->dword0, BE_RXD_DRV_INFO_SZ_MASK); + desc_info->phy_rpt_size = le32_get_bits(rxd_s->dword0, BE_RXD_PHY_RPT_SZ_MASK); + desc_info->hdr_cnv_size = le32_get_bits(rxd_s->dword0, BE_RXD_HDR_CNV_SZ_MASK); + desc_info->shift = le32_get_bits(rxd_s->dword0, BE_RXD_SHIFT_MASK); + desc_info->long_rxdesc = le32_get_bits(rxd_s->dword0, BE_RXD_LONG_RXD); + desc_info->pkt_type = le32_get_bits(rxd_s->dword0, BE_RXD_RPKT_TYPE_MASK); + if (desc_info->pkt_type == RTW89_CORE_RX_TYPE_PPDU_STAT) + desc_info->mac_info_valid = true; + + desc_info->frame_type = le32_get_bits(rxd_s->dword2, BE_RXD_TYPE_MASK); + desc_info->mac_id = le32_get_bits(rxd_s->dword2, BE_RXD_MAC_ID_MASK); + desc_info->addr_cam_valid = le32_get_bits(rxd_s->dword2, BE_RXD_ADDR_CAM_VLD); + + desc_info->icv_err = le32_get_bits(rxd_s->dword3, BE_RXD_ICV_ERR); + desc_info->crc32_err = le32_get_bits(rxd_s->dword3, BE_RXD_CRC32_ERR); + desc_info->hw_dec = le32_get_bits(rxd_s->dword3, BE_RXD_HW_DEC); + desc_info->sw_dec = le32_get_bits(rxd_s->dword3, BE_RXD_SW_DEC); + desc_info->addr1_match = le32_get_bits(rxd_s->dword3, BE_RXD_A1_MATCH); + + desc_info->bw = le32_get_bits(rxd_s->dword4, BE_RXD_BW_MASK); + desc_info->data_rate = le32_get_bits(rxd_s->dword4, BE_RXD_RX_DATARATE_MASK); + desc_info->gi_ltf = le32_get_bits(rxd_s->dword4, BE_RXD_RX_GI_LTF_MASK); + desc_info->ppdu_cnt = le32_get_bits(rxd_s->dword4, BE_RXD_PPDU_CNT_MASK); + desc_info->ppdu_type = le32_get_bits(rxd_s->dword4, BE_RXD_PPDU_TYPE_MASK); + + desc_info->free_run_cnt = le32_to_cpu(rxd_s->dword5); + + shift_len = desc_info->shift << 1; /* 2-byte unit */ + drv_info_len = desc_info->drv_info_size << 3; /* 8-byte unit */ + phy_rtp_len = desc_info->phy_rpt_size << 3; /* 8-byte unit */ + hdr_cnv_len = desc_info->hdr_cnv_size << 4; /* 16-byte unit */ + desc_info->offset = data_offset + shift_len + drv_info_len + + phy_rtp_len + hdr_cnv_len; + + if (desc_info->long_rxdesc) + desc_info->rxd_len = sizeof(struct rtw89_rxdesc_long_v2); + else + desc_info->rxd_len = sizeof(struct rtw89_rxdesc_short_v2); + desc_info->ready = true; + + if (!desc_info->long_rxdesc) + return; + + rxd_l = (struct rtw89_rxdesc_long_v2 *)(data + data_offset); + + desc_info->sr_en = le32_get_bits(rxd_l->dword6, BE_RXD_SR_EN); + desc_info->user_id = le32_get_bits(rxd_l->dword6, BE_RXD_USER_ID_MASK); + desc_info->addr_cam_id = le32_get_bits(rxd_l->dword6, BE_RXD_ADDR_CAM_MASK); + desc_info->sec_cam_id = le32_get_bits(rxd_l->dword6, BE_RXD_SEC_CAM_IDX_MASK); + + desc_info->rx_pl_id = le32_get_bits(rxd_l->dword7, BE_RXD_RX_PL_ID_MASK); +} +EXPORT_SYMBOL(rtw89_core_query_rxdesc_v2); + struct rtw89_core_iter_rx_status { struct rtw89_dev *rtwdev; struct ieee80211_rx_status *rx_status; diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h index 2eaf1df205ec..afdac66745e5 100644 --- a/drivers/net/wireless/realtek/rtw89/core.h +++ b/drivers/net/wireless/realtek/rtw89/core.h @@ -961,6 +961,8 @@ struct rtw89_rx_desc_info { u16 pkt_size; u8 pkt_type; u8 drv_info_size; + u8 phy_rpt_size; + u8 hdr_cnv_size; u8 shift; u8 wl_hd_iv_len; bool long_rxdesc; @@ -999,6 +1001,15 @@ struct rtw89_rxdesc_short { __le32 dword3; } __packed; +struct rtw89_rxdesc_short_v2 { + __le32 dword0; + __le32 dword1; + __le32 dword2; + __le32 dword3; + __le32 dword4; + __le32 dword5; +} __packed; + struct rtw89_rxdesc_long { __le32 dword0; __le32 dword1; @@ -1010,6 +1021,19 @@ struct rtw89_rxdesc_long { __le32 dword7; } __packed; +struct rtw89_rxdesc_long_v2 { + __le32 dword0; + __le32 dword1; + __le32 dword2; + __le32 dword3; + __le32 dword4; + __le32 dword5; + __le32 dword6; + __le32 dword7; + __le32 dword8; + __le32 dword9; +} __packed; + struct rtw89_tx_desc_info { u16 pkt_size; u8 wp_offset; @@ -5448,6 +5472,9 @@ void rtw89_core_rx(struct rtw89_dev *rtwdev, void rtw89_core_query_rxdesc(struct rtw89_dev *rtwdev, struct rtw89_rx_desc_info *desc_info, u8 *data, u32 data_offset); +void rtw89_core_query_rxdesc_v2(struct rtw89_dev *rtwdev, + struct rtw89_rx_desc_info *desc_info, + u8 *data, u32 data_offset); void rtw89_core_napi_start(struct rtw89_dev *rtwdev); void rtw89_core_napi_stop(struct rtw89_dev *rtwdev); void rtw89_core_napi_init(struct rtw89_dev *rtwdev); diff --git a/drivers/net/wireless/realtek/rtw89/txrx.h b/drivers/net/wireless/realtek/rtw89/txrx.h index 02cff0f7d86b..f3204197bdaa 100644 --- a/drivers/net/wireless/realtek/rtw89/txrx.h +++ b/drivers/net/wireless/realtek/rtw89/txrx.h @@ -269,6 +269,102 @@ struct rtw89_phy_sts_iehdr { #define RTW89_PHY_STS_IEHDR_TYPE GENMASK(4, 0) #define RTW89_PHY_STS_IEHDR_LEN GENMASK(11, 5) +/* BE RXD dword0 */ +#define BE_RXD_RPKT_LEN_MASK GENMASK(13, 0) +#define BE_RXD_SHIFT_MASK GENMASK(15, 14) +#define BE_RXD_DRV_INFO_SZ_MASK GENMASK(19, 18) +#define BE_RXD_HDR_CNV_SZ_MASK GENMASK(21, 20) +#define BE_RXD_PHY_RPT_SZ_MASK GENMASK(23, 22) +#define BE_RXD_RPKT_TYPE_MASK GENMASK(29, 24) +#define BE_RXD_BB_SEL BIT(30) +#define BE_RXD_LONG_RXD BIT(31) + +/* BE RXD dword1 */ +#define BE_RXD_PKT_ID_MASK GENMASK(11, 0) +#define BE_RXD_FWD_TARGET_MASK GENMASK(23, 16) +#define BE_RXD_BCN_FW_INFO_MASK GENMASK(25, 24) +#define BE_RXD_FW_RLS BIT(26) + +/* BE RXD dword2 */ +#define BE_RXD_MAC_ID_MASK GENMASK(7, 0) +#define BE_RXD_TYPE_MASK GENMASK(11, 10) +#define BE_RXD_LAST_MSDU BIT(12) +#define BE_RXD_AMSDU_CUT BIT(13) +#define BE_RXD_ADDR_CAM_VLD BIT(14) +#define BE_RXD_REORDER BIT(15) +#define BE_RXD_SEQ_MASK GENMASK(27, 16) +#define BE_RXD_TID_MASK GENMASK(31, 28) + +/* BE RXD dword3 */ +#define BE_RXD_SEC_TYPE_MASK GENMASK(3, 0) +#define BE_RXD_BIP_KEYID BIT(4) +#define BE_RXD_BIP_ENC BIT(5) +#define BE_RXD_CRC32_ERR BIT(6) +#define BE_RXD_ICV_ERR BIT(7) +#define BE_RXD_HW_DEC BIT(8) +#define BE_RXD_SW_DEC BIT(9) +#define BE_RXD_A1_MATCH BIT(10) +#define BE_RXD_AMPDU BIT(11) +#define BE_RXD_AMPDU_EOF BIT(12) +#define BE_RXD_AMSDU BIT(13) +#define BE_RXD_MC BIT(14) +#define BE_RXD_BC BIT(15) +#define BE_RXD_MD BIT(16) +#define BE_RXD_MF BIT(17) +#define BE_RXD_PWR BIT(18) +#define BE_RXD_QOS BIT(19) +#define BE_RXD_EOSP BIT(20) +#define BE_RXD_HTC BIT(21) +#define BE_RXD_QNULL BIT(22) +#define BE_RXD_A4_FRAME BIT(23) +#define BE_RXD_FRAG_MASK GENMASK(27, 24) +#define BE_RXD_GET_CH_INFO_V1_MASK GENMASK(31, 30) + +/* BE RXD dword4 */ +#define BE_RXD_PPDU_TYPE_MASK GENMASK(7, 0) +#define BE_RXD_PPDU_CNT_MASK GENMASK(10, 8) +#define BE_RXD_BW_MASK GENMASK(14, 12) +#define BE_RXD_RX_GI_LTF_MASK GENMASK(18, 16) +#define BE_RXD_RX_REORDER_FIELD_EN BIT(19) +#define BE_RXD_RX_DATARATE_MASK GENMASK(31, 20) + +/* BE RXD dword5 */ +#define BE_RXD_FREERUN_CNT_MASK GENMASK(31, 0) + +/* BE RXD dword6 */ +#define BE_RXD_ADDR_CAM_MASK GENMASK(7, 0) +#define BE_RXD_SR_EN BIT(13) +#define BE_RXD_NON_SRG_PPDU BIT(14) +#define BE_RXD_INTER_PPDU BIT(15) +#define BE_RXD_USER_ID_MASK GENMASK(21, 16) +#define BE_RXD_RX_STATISTICS BIT(22) +#define BE_RXD_SMART_ANT BIT(23) +#define BE_RXD_SEC_CAM_IDX_MASK GENMASK(31, 24) + +/* BE RXD dword7 */ +#define BE_RXD_PATTERN_IDX_MASK GENMASK(4, 0) +#define BE_RXD_MAGIC_WAKE BIT(5) +#define BE_RXD_UNICAST_WAKE BIT(6) +#define BE_RXD_PATTERN_WAKE BIT(7) +#define BE_RXD_RX_PL_MATCH BIT(8) +#define BE_RXD_RX_PL_ID_MASK GENMASK(15, 12) +#define BE_RXD_HDR_CNV BIT(16) +#define BE_RXD_NAT25_HIT BIT(17) +#define BE_RXD_IS_DA BIT(18) +#define BE_RXD_CHKSUM_OFFLOAD_EN BIT(19) +#define BE_RXD_RXSC_ENTRY_MASK GENMASK(22, 20) +#define BE_RXD_RXSC_HIT BIT(23) +#define BE_RXD_WITH_LLC BIT(24) +#define BE_RXD_RX_AGG_FIELD_EN BIT(25) + +/* BE RXD dword8 */ +#define BE_RXD_MAC_ADDR_MASK GENMASK(31, 0) + +/* BE RXD dword9 */ +#define BE_RXD_MAC_ADDR_H_MASK GENMASK(15, 0) +#define BE_RXD_HDR_OFFSET_MASK GENMASK(20, 16) +#define BE_RXD_WL_HD_IV_LEN_MASK GENMASK(26, 21) + struct rtw89_phy_sts_ie0 { __le32 w0; __le32 w1;