From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtpout-02.galae.net (smtpout-02.galae.net [185.246.84.56]) (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 DAE514334A9 for ; Wed, 2 Sep 2026 09:57:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.246.84.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788343070; cv=none; b=IFLVWlxXYc65C3F77bZC+nX4/lKayy/tNPw9vn1o3rZPwAvP81mXYhzI6p2okunlw0PF/4cPXN1iGj2b5ICYE6vgzToYtbHujiOokNSj9VGG8znMCd16ElJsF9gJ0cnaAb4ovnpCKkx2cAvLo6WzTb0II97b2dbKxwx+GTqQ5JE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788343070; c=relaxed/simple; bh=HkXxTB72wQCMpzYwUnwAJU9KwsD3ZJwAbFrv0fPqNd8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=d0ZwyHEgoR4mhhu6li9D0Ip1KiWIAYxqJNvq4qjrBA909DeCkx1znZjCKvEw0VJrOVPvY+dA4NYpWjxhrki6XZkcq1KyCNQICaCpStuF8bKcBAWCB4plaYkwOtImks7Vfjdas+YCOwMOLzt/MP7MeCrdHXb51Gww1fnWaYhDR/M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=GZJeXJ8i; arc=none smtp.client-ip=185.246.84.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="GZJeXJ8i" Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-02.galae.net (Postfix) with ESMTPS id 30C391A1948; Wed, 2 Sep 2026 09:57:47 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id F28646053C; Wed, 2 Sep 2026 09:57:46 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 866D811C7930A; Wed, 2 Sep 2026 11:57:44 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1788343066; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=OUS3SdUwNSk48tuvVvsVFTUNr9za3nsJwxnsYhhP2sM=; b=GZJeXJ8iMiUM3Th6SL5077DMfUa3ixshGVSaGbC34rgRPTrGQ0ddgOLwleBEiIY3kdFCQh Ai12CFB512rF2A/OoKFRACE1iRYX+5BvvQIxx5Xg2JhMTTKVUyLxnPSG+5nD9+w6z41VC0 zer/fR5TY0LnB60XiPY6tw04YXLT8q57XHsfoMTEGtXS+lNJcTUhpI7mVQiACUwJULsQh4 2kJNMeU/e7r1Vx5U839u6tS5mPf++HquOyAHkhEVYDh5sGnOqJtC7j+M/DQRiEY0mo56ZK YDxk68jnP61aP+d5MNjemRNEryCUnibFAjWPnaTtYvnoKnDw4fi5YjAy9PnwZg== From: "Bastien Curutchet (Schneider Electric)" Date: Wed, 02 Sep 2026 11:57:33 +0200 Subject: [PATCH net-next v2 03/10] net: dsa: microchip: use dynamic mask to check pulse width validity Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260902-ksz-perout-v2-3-6f277fcc9e68@bootlin.com> References: <20260902-ksz-perout-v2-0-6f277fcc9e68@bootlin.com> In-Reply-To: <20260902-ksz-perout-v2-0-6f277fcc9e68@bootlin.com> To: Woojung Huh , UNGLinuxDriver@microchip.com, Andrew Lunn , Vladimir Oltean , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Richard Cochran Cc: Pascal Eberhard , =?utf-8?q?Miqu=C3=A8l_Raynal?= , Thomas Petazzoni , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, "Bastien Curutchet (Schneider Electric)" X-Mailer: b4 0.14.3 X-Last-TLS-Session-Version: TLSv1.3 The pulse width validity is checked against an hardcoded mask. KSZ8463 uses a smaller register than other switches so this check won't work for it. Move the mask as a ksz_ptp_tou_pulse_verify()'s input to allow changing it for KSZ8463 case. Signed-off-by: Bastien Curutchet (Schneider Electric) --- drivers/net/dsa/microchip/ksz_ptp.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/dsa/microchip/ksz_ptp.c b/drivers/net/dsa/microchip/ksz_ptp.c index f80015250e5a..7bf83e0b5918 100644 --- a/drivers/net/dsa/microchip/ksz_ptp.c +++ b/drivers/net/dsa/microchip/ksz_ptp.c @@ -86,7 +86,7 @@ static int ksz_ptp_tou_reset(struct ksz_device *dev, u8 unit) 0); } -static int ksz_ptp_tou_pulse_verify(u64 pulse_ns) +static int ksz_ptp_tou_pulse_verify(u64 pulse_ns, u32 mask) { u32 data; @@ -94,7 +94,7 @@ static int ksz_ptp_tou_pulse_verify(u64 pulse_ns) return -EINVAL; data = (pulse_ns / 8); - if (!FIELD_FIT(TRIG_PULSE_WIDTH_M, data)) + if ((mask & data) != data) return -ERANGE; return 0; @@ -245,7 +245,7 @@ static int ksz_ptp_enable_perout(struct ksz_device *dev, KSZ_MAX_PULSE_WIDTH); } - ret = ksz_ptp_tou_pulse_verify(pulse_width_ns); + ret = ksz_ptp_tou_pulse_verify(pulse_width_ns, TRIG_PULSE_WIDTH_M); if (ret) return ret; -- 2.55.0