From nobody Sun Oct 5 20:15:24 2025 Received: from out-189.mta1.migadu.com (out-189.mta1.migadu.com [95.215.58.189]) (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 2233C1DE4C3 for ; Tue, 29 Jul 2025 18:28:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.189 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753813688; cv=none; b=VuuzAA9d5BJ0l7dEwcY5Ayb4mhPZYJgnmoibuM1Y8BYD6R/03ChQjYgsKZm/vQSKOWcW61hgnD8ExN7xpPlc4PDxRLILu6E+xZTMcdZk6i9Tcg0Ss07ylRLx1JSgqndIEkFNwRU9zRVTzadWSBJDkAeZiD7ZSToDAXqRn3IBw6Y= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753813688; c=relaxed/simple; bh=lMOnLS0VwxtEidxWiWAWCVrcvx0yHEOJ14h47dL6mgk=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=Zp6lx4Ztw6G8qqTr3kEqSNf9TuGWPtPdZtDQyR+8lQjUplOuQSIgLLdIGqTAs+ZhWn2Zo+Vkc8e9LPMaCkHjt93V6UROVxa049t0lOyjKbMTHfR+DSBOSHNmP6NZSkvATP/rU8Imwqz5zFIF+2kjnU+BbnpEcQMrGpavfcMeG/Q= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=k9PnZBDz; arc=none smtp.client-ip=95.215.58.189 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="k9PnZBDz" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1753813681; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=DOaP5vz8UTvnvKSp2Fkp0F+QZjKjpVri0xMUDcS+yUw=; b=k9PnZBDzaEgmOO9Ef6FzSoZb4H6Lbl6FunJ/LLbTqGJI3DxhWChomAK2ZTzsTv2MmPeuUF Wg3e3gq5drKt3rUAK+HHZaYXETgkLgu48yaXXQPcVSpPuFi10huce0WQ17xkMPeu3GJFfe h9EJd/cEtJIb1w12bP4Wad4VYmfuKdw= From: Sean Anderson To: Ping-Ke Shih , linux-wireless@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Sean Anderson Subject: [PATCH] wifi: rtw89: Print only once for unsupported c2h classes Date: Tue, 29 Jul 2025 14:27:43 -0400 Message-Id: <20250729182743.114733-1-sean.anderson@linux.dev> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Migadu-Flow: FLOW_OUT Content-Type: text/plain; charset="utf-8" There are more unsupported functions than just LOWRT_RTY. Improve on commit 3b66519b023b ("wifi: rtw89: phy: add dummy c2h handler to avoid warning message") by printing a message just once when we first encounter an unsupported class. This prevents messages like rtw89_8922ae 0000:81:00.0: PHY c2h class 2 not support from filling up dmesg. Signed-off-by: Sean Anderson --- drivers/net/wireless/realtek/rtw89/phy.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/phy.c b/drivers/net/wireles= s/realtek/rtw89/phy.c index f4eee642e5ce..5280ffd77b39 100644 --- a/drivers/net/wireless/realtek/rtw89/phy.c +++ b/drivers/net/wireless/realtek/rtw89/phy.c @@ -3535,6 +3535,7 @@ void rtw89_phy_c2h_handle(struct rtw89_dev *rtwdev, s= truct sk_buff *skb, { void (*handler)(struct rtw89_dev *rtwdev, struct sk_buff *c2h, u32 len) =3D NULL; + static DECLARE_BITMAP(printed_support, U8_MAX); =20 switch (class) { case RTW89_PHY_C2H_CLASS_RA: @@ -3549,17 +3550,15 @@ void rtw89_phy_c2h_handle(struct rtw89_dev *rtwdev,= struct sk_buff *skb, if (func < ARRAY_SIZE(rtw89_phy_c2h_rfk_report_handler)) handler =3D rtw89_phy_c2h_rfk_report_handler[func]; break; - case RTW89_PHY_C2H_CLASS_DM: - if (func =3D=3D RTW89_PHY_C2H_DM_FUNC_LOWRT_RTY) - return; - fallthrough; default: - rtw89_info(rtwdev, "PHY c2h class %d not support\n", class); + if (!test_and_set_bit(class, printed_support)) + rtw89_info(rtwdev, "PHY c2h class %d not supported\n", + class); return; } if (!handler) { - rtw89_info(rtwdev, "PHY c2h class %d func %d not support\n", class, - func); + rtw89_info(rtwdev, "PHY c2h class %d func %d not supported\n", + class, func); return; } handler(rtwdev, skb, len); --=20 2.35.1.1320.gc452695387.dirty