From patchwork Tue Apr 18 09:38:22 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= X-Patchwork-Id: 675006 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 3C284C77B75 for ; Tue, 18 Apr 2023 09:39:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231451AbjDRJjF (ORCPT ); Tue, 18 Apr 2023 05:39:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41252 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231395AbjDRJiw (ORCPT ); Tue, 18 Apr 2023 05:38:52 -0400 Received: from mail-lf1-x12e.google.com (mail-lf1-x12e.google.com [IPv6:2a00:1450:4864:20::12e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 202881BE1; Tue, 18 Apr 2023 02:38:49 -0700 (PDT) Received: by mail-lf1-x12e.google.com with SMTP id 2adb3069b0e04-4ec816c9d03so2085472e87.2; Tue, 18 Apr 2023 02:38:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1681810727; x=1684402727; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=2EiDytvabdYN54DIeMJTMZ/ViwsZyEhMHyZ0a9MJx4o=; b=Mgp+FdmjTOO8yLjct8Ey6wAnQpaKYZlpn2pHIG/2fXHgwHj/Ymsw2LgM4jEvE+za4O jAp/K7vJGFvKrT3Du403FmySbg0WVdwsklAz0iRECcpDaazBXpH62uSP6gUCQG0Q+uPH gfhOAYxFyRewQeY9zawHDscntVwKav0mwa5QqidN9YpWT1+rwN2ck5CYjjqenxl03Tl7 tRe4tdK6V//ly3ZSmdFwmmlHxVGg79S5O4pJvxFMywh3NuWbwReXEWVmWD0oXdylO2x7 d/c20YL0TytiL9Amg2m/gKdQbF1YHytZTgBDbYhT91FWNjluR8A0ZG92/MlBjt5QbpZV 2qjA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1681810727; x=1684402727; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=2EiDytvabdYN54DIeMJTMZ/ViwsZyEhMHyZ0a9MJx4o=; b=jbkC9Rcgnd7CUrzhPAY9HGIO/mPw8Y6Tr/5zJ5xYrlAkHvjM3zb7xURkDf1HFEoQyy g/z2DCPVIuVgwVvs7zEadobYtkze3nRvXYeTr64xNBoXZELtPDA45TVXknCnQxMV4Lii g7Pj3qA/pjJNePzGV6X+cyRO9U1t2MTewOOvUz0HUcC7e3HOoxJw+PhXPRg/AzVX2klz jsoPfGExfMOILAQQQA4A4IugzOBPRbKjdMmg6P+VQYIzgY/5QGPSzRsJqC2jxbM9D8Y9 2d6jXA55itplXOYZ90cyoDeDbITpBHi44hOOPWqRxIYSEgKcFnzOlNImK0PPM2f2neZm GjgQ== X-Gm-Message-State: AAQBX9caHYT8SwPuzEXrFH/PdxY11ATu0UItJiUCi+MYIh1kwygxbzwN /4A5ryhOckfrEW/+kIajbu0= X-Google-Smtp-Source: AKy350ZXxaKlonTpKEaCIg1QXYK9jvpC8SvvkEmTVCX2/ZXSW9v2VJsf2RGCeOgoAGtNFBxH/Rf4eA== X-Received: by 2002:ac2:46c9:0:b0:4ed:c537:d0ca with SMTP id p9-20020ac246c9000000b004edc537d0camr1608334lfo.59.1681810727353; Tue, 18 Apr 2023 02:38:47 -0700 (PDT) Received: from localhost.lan (031011218106.poznan.vectranet.pl. [31.11.218.106]) by smtp.gmail.com with ESMTPSA id x27-20020a05651c105b00b002a8c2a4fe99sm967813ljm.28.2023.04.18.02.38.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 18 Apr 2023 02:38:46 -0700 (PDT) From: =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= To: Kalle Valo , Rob Herring , Krzysztof Kozlowski Cc: "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , ath11k@lists.infradead.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Robert Marko , =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= Subject: [PATCH V2 3/3] wifi: ath11k: support reading radio MAC from DT Date: Tue, 18 Apr 2023 11:38:22 +0200 Message-Id: <20230418093822.24005-3-zajec5@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230418093822.24005-1-zajec5@gmail.com> References: <20230418093822.24005-1-zajec5@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Rafał Miłecki On some devices (most routers) MAC is stored in an NVMEM cell. Support reading it. Signed-off-by: Rafał Miłecki --- drivers/net/wireless/ath/ath11k/mac.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index ad5a22d12bd3..6550bb5b2ece 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -8,6 +8,7 @@ #include #include #include +#include #include #include @@ -9292,7 +9293,7 @@ int ath11k_mac_register(struct ath11k_base *ab) struct ath11k_pdev *pdev; int i; int ret; - u8 mac_addr[ETH_ALEN] = {0}; + u8 device_mac_addr[ETH_ALEN] = {0}; if (test_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags)) return 0; @@ -9305,18 +9306,22 @@ int ath11k_mac_register(struct ath11k_base *ab) if (ret) return ret; - device_get_mac_address(ab->dev, mac_addr); + device_get_mac_address(ab->dev, device_mac_addr); for (i = 0; i < ab->num_radios; i++) { + u8 radio_mac_addr[ETH_ALEN]; + pdev = &ab->pdevs[i]; ar = pdev->ar; - if (ab->pdevs_macaddr_valid) { + if (!of_get_mac_address(ar->np, radio_mac_addr)) { + ether_addr_copy(ar->mac_addr, radio_mac_addr); + } else if (ab->pdevs_macaddr_valid) { ether_addr_copy(ar->mac_addr, pdev->mac_addr); } else { - if (is_zero_ether_addr(mac_addr)) + if (is_zero_ether_addr(device_mac_addr)) ether_addr_copy(ar->mac_addr, ab->mac_addr); else - ether_addr_copy(ar->mac_addr, mac_addr); + ether_addr_copy(ar->mac_addr, device_mac_addr); ar->mac_addr[4] += i; }