From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4CC1B230BE2; Mon, 2 Jun 2025 14:56:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748876198; cv=none; b=oUODM2weyxQ+JRo3Rmuq2fvS3dTH+Ct/OvT8/qSFGvndAhR33mXI/i52u2Nv99LTBzPCk+Dsu3YvFaMI2HVci+Dyi0FUAyuiDI21L7YSr2CEJuv6+DSXAsnFqAGpJxqnqCd9DectfQWc1HJ4GSfG7Wd5qQeMbaij4msnMFthM24= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748876198; c=relaxed/simple; bh=5wtDVddmzeYKp74i4XGXqk7f2AQ+LU07qCoPvBhtAt8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=oEaab4NhxdaRVx8EhbDlLSsIzjSf4ruD+YgK0U3r4ABUi6T97kZtJbWMygckVWkrBNpeMskVmNBva1BkQBwXjnk7jIZxRwWs8pfdWLld3iVDNrSjV4lFak+Lo4GZwV6pEEUZtzb/due/6YeNSZHoU2MHm+GCJX2ehfKHQkBLetc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=gbt4E8Ip; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="gbt4E8Ip" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BD51CC4CEEE; Mon, 2 Jun 2025 14:56:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1748876198; bh=5wtDVddmzeYKp74i4XGXqk7f2AQ+LU07qCoPvBhtAt8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gbt4E8IpUwdPaLNhBdP4Pv3Vpz0qA7lYf6dbQH5dbYJ4118dnSGWm4zXIMmUTPIAn aFCY8E5HRqkKRVYt2ZSZFQrwnp4vicj+j8sPPSuo5GUYwCCowJaGQ1pp79vQKPGdtd 5p8hKO8eZwgiOT0fwuxuA2i2IMM1saUEeRQCnL00= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Bitterblue Smith , Ping-Ke Shih , Sasha Levin Subject: [PATCH 5.15 103/207] wifi: rtw88: Fix rtw_init_vht_cap() for RTL8814AU Date: Mon, 2 Jun 2025 15:47:55 +0200 Message-ID: <20250602134302.773057708@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250602134258.769974467@linuxfoundation.org> References: <20250602134258.769974467@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Bitterblue Smith [ Upstream commit 6be7544d19fcfcb729495e793bc6181f85bb8949 ] Set the MCS maps and the highest rates according to the number of spatial streams the chip has. For RTL8814AU that is 3. Signed-off-by: Bitterblue Smith Acked-by: Ping-Ke Shih Signed-off-by: Ping-Ke Shih Link: https://patch.msgid.link/e86aa009-b5bf-4b3a-8112-ea5e3cd49465@gmail.com Signed-off-by: Sasha Levin --- drivers/net/wireless/realtek/rtw88/main.c | 23 +++++++++-------------- 1 file changed, 9 insertions(+), 14 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index 23971a5737cf5..c5d0b213a3546 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -1366,8 +1366,9 @@ static void rtw_init_vht_cap(struct rtw_dev *rtwdev, struct ieee80211_sta_vht_cap *vht_cap) { struct rtw_efuse *efuse = &rtwdev->efuse; - u16 mcs_map; + u16 mcs_map = 0; __le16 highest; + int i; if (efuse->hw_cap.ptcl != EFUSE_HW_CAP_IGNORE && efuse->hw_cap.ptcl != EFUSE_HW_CAP_PTCL_VHT) @@ -1390,21 +1391,15 @@ static void rtw_init_vht_cap(struct rtw_dev *rtwdev, if (rtw_chip_has_rx_ldpc(rtwdev)) vht_cap->cap |= IEEE80211_VHT_CAP_RXLDPC; - mcs_map = IEEE80211_VHT_MCS_SUPPORT_0_9 << 0 | - IEEE80211_VHT_MCS_NOT_SUPPORTED << 4 | - IEEE80211_VHT_MCS_NOT_SUPPORTED << 6 | - IEEE80211_VHT_MCS_NOT_SUPPORTED << 8 | - IEEE80211_VHT_MCS_NOT_SUPPORTED << 10 | - IEEE80211_VHT_MCS_NOT_SUPPORTED << 12 | - IEEE80211_VHT_MCS_NOT_SUPPORTED << 14; - if (efuse->hw_cap.nss > 1) { - highest = cpu_to_le16(780); - mcs_map |= IEEE80211_VHT_MCS_SUPPORT_0_9 << 2; - } else { - highest = cpu_to_le16(390); - mcs_map |= IEEE80211_VHT_MCS_NOT_SUPPORTED << 2; + for (i = 0; i < 8; i++) { + if (i < efuse->hw_cap.nss) + mcs_map |= IEEE80211_VHT_MCS_SUPPORT_0_9 << (i * 2); + else + mcs_map |= IEEE80211_VHT_MCS_NOT_SUPPORTED << (i * 2); } + highest = cpu_to_le16(390 * efuse->hw_cap.nss); + vht_cap->vht_mcs.rx_mcs_map = cpu_to_le16(mcs_map); vht_cap->vht_mcs.tx_mcs_map = cpu_to_le16(mcs_map); vht_cap->vht_mcs.rx_highest = highest; -- 2.39.5