From patchwork Fri Feb 2 03:06:36 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 13542031 X-Patchwork-Delegate: kvalo@adurom.com Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A4CD2F4E6 for ; Fri, 2 Feb 2024 03:07:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=211.75.126.72 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706843264; cv=none; b=lz6168lLXlECCnt+qtRRbukYGYAnZmvvcgd1SIGHZURFqrxGzieCWY8YoG6RUj/X3z7KskGm8T1Zz6Z7smBDP4cjwlKHBRJN7lhmidV7bZEWeSNbU/5jZJ2b62WEbtt8VCOf7Mdy6pnQUr2LVnxL8rSaF4tRaWQrbJF9rlQ73TM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706843264; c=relaxed/simple; bh=JQLuYbbSynmIdAO3iCAULezuzK17l3UzfnSUupjAhH8=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=o9BVd6Y5TnUTPVXrW6mn5Nm+f4pgnkph0SZWIvbqj6agrQdkJzyNZYAQdzvKbjNqJSJmMCUr5/sml774TJftyWsKsxtc21HOIK4SuurTi/HnYGtAVmlbgWXn9A4c3D1w8NS/+g7DCgMEzfm2olnoyV0A1aIbEg/SJtVN6POJ8L4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=realtek.com; spf=pass smtp.mailfrom=realtek.com; arc=none smtp.client-ip=211.75.126.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=realtek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=realtek.com X-SpamFilter-By: ArmorX SpamTrap 5.78 with qID 41237aiO61863093, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36506.realtek.com.tw[172.21.6.27]) by rtits2.realtek.com.tw (8.15.2/2.95/5.92) with ESMTPS id 41237aiO61863093 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 2 Feb 2024 11:07:36 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36506.realtek.com.tw (172.21.6.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.17; Fri, 2 Feb 2024 11:07:37 +0800 Received: from [127.0.1.1] (172.21.69.94) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.35; Fri, 2 Feb 2024 11:07:36 +0800 From: Ping-Ke Shih To: CC: Subject: [PATCH 05/11] wifi: rtw89: rfk: add H2C command to trigger DPK Date: Fri, 2 Feb 2024 11:06:36 +0800 Message-ID: <20240202030642.108385-6-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240202030642.108385-1-pkshih@realtek.com> References: <20240202030642.108385-1-pkshih@realtek.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: RTEXMBS02.realtek.com.tw (172.21.6.95) To RTEXMBS04.realtek.com.tw (172.21.6.97) DPK is short for digital pre-distortion calibration. It can adjusts digital waveform according to PA linear characteristics dynamically to enhance TX EVM. Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw89/fw.c | 43 +++++++++++++++++++++++++ drivers/net/wireless/realtek/rtw89/fw.h | 13 ++++++++ 2 files changed, 56 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c index f1239b00479d..1218bab049c3 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.c +++ b/drivers/net/wireless/realtek/rtw89/fw.c @@ -4628,6 +4628,49 @@ int rtw89_fw_h2c_rf_iqk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) return ret; } +int rtw89_fw_h2c_rf_dpk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) +{ + const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, + RTW89_SUB_ENTITY_0); + struct rtw89_h2c_rf_dpk *h2c; + u32 len = sizeof(*h2c); + struct sk_buff *skb; + int ret; + + skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for h2c RF DPK\n"); + return -ENOMEM; + } + skb_put(skb, len); + h2c = (struct rtw89_h2c_rf_dpk *)skb->data; + + h2c->len = len; + h2c->phy = phy_idx; + h2c->dpk_enable = true; + h2c->kpath = RF_AB; + h2c->cur_band = chan->band_type; + h2c->cur_bw = chan->band_width; + h2c->cur_ch = chan->channel; + h2c->dpk_dbg_en = rtw89_debug_is_enabled(rtwdev, RTW89_DBG_RFK); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_OUTSRC, H2C_CL_OUTSRC_RF_FW_RFK, + H2C_FUNC_RFK_DPK_OFFLOAD, 0, 0, len); + + ret = rtw89_h2c_tx(rtwdev, skb, false); + if (ret) { + rtw89_err(rtwdev, "failed to send h2c\n"); + goto fail; + } + + return 0; +fail: + dev_kfree_skb_any(skb); + + return ret; +} + int rtw89_fw_h2c_rf_rxdck(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) { const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, diff --git a/drivers/net/wireless/realtek/rtw89/fw.h b/drivers/net/wireless/realtek/rtw89/fw.h index 7e803abe47c6..f48d21a772aa 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.h +++ b/drivers/net/wireless/realtek/rtw89/fw.h @@ -3936,6 +3936,7 @@ enum rtw89_mcc_h2c_func { enum rtw89_rfk_offload_h2c_func { H2C_FUNC_RFK_IQK_OFFLOAD = 0x1, + H2C_FUNC_RFK_DPK_OFFLOAD = 0x3, H2C_FUNC_RFK_RXDCK_OFFLOAD = 0x6, H2C_FUNC_RFK_PRE_NOTIFY = 0x8, }; @@ -3989,6 +3990,17 @@ struct rtw89_h2c_rf_iqk { __le32 dbcc; } __packed; +struct rtw89_h2c_rf_dpk { + u8 len; + u8 phy; + u8 dpk_enable; + u8 kpath; + u8 cur_band; + u8 cur_bw; + u8 cur_ch; + u8 dpk_dbg_en; +} __packed; + struct rtw89_h2c_rf_rxdck { u8 len; u8 phy; @@ -4188,6 +4200,7 @@ int rtw89_fw_h2c_rf_ntfy_mcc(struct rtw89_dev *rtwdev); int rtw89_fw_h2c_rf_pre_ntfy(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx); int rtw89_fw_h2c_rf_iqk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx); +int rtw89_fw_h2c_rf_dpk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx); int rtw89_fw_h2c_rf_rxdck(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx); int rtw89_fw_h2c_raw_with_hdr(struct rtw89_dev *rtwdev, u8 h2c_class, u8 h2c_func, u8 *buf, u16 len,