From nobody Mon Sep 15 09:46:58 2025 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 19697C54EBD for ; Fri, 13 Jan 2023 10:39:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241385AbjAMKj4 (ORCPT ); Fri, 13 Jan 2023 05:39:56 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39572 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232777AbjAMKix (ORCPT ); Fri, 13 Jan 2023 05:38:53 -0500 Received: from relay9-d.mail.gandi.net (relay9-d.mail.gandi.net [217.70.183.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A22F2777D0; Fri, 13 Jan 2023 02:38:21 -0800 (PST) Received: (Authenticated sender: herve.codina@bootlin.com) by mail.gandi.net (Postfix) with ESMTPA id 2FDE1FF80B; Fri, 13 Jan 2023 10:38:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1673606300; 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: in-reply-to:in-reply-to:references:references; bh=X0nZ3w9CqerSXAQbiCUvKKTb+HHkCbI3OfzoSex6DYA=; b=k8iMp5ITpNaaYjkn0ArN3waHtog2m2s4fg8ogSRiClFowHzS9QYZGBGbohy6a6AFjjlRsv BnnOpA30G5ntc+FmlvuF1VH7GMmfv2UIE/lX8qM7uceDFFjykSFog+An2Iw+ajtLrF+Ixp SbsBu5pPdrhk4POs+F3jF8M1C9fpd5agNRFC+nvgH0rocywPhMx3ebng9/jw3Az/nV3RpE VdI+Q0PlUXJOwa3+2uOJewxH92TsGdK4IFwZrFCVOJzjvxkZRv+43hV88aLGakDL3wozY1 oUmCAUF1DWC5iV3q3+ObsImsZtQ6o6uyyHjxrP632wquRRjJ/9IqKKOm+cxTTA== From: Herve Codina To: Herve Codina , Li Yang , Rob Herring , Krzysztof Kozlowski , Liam Girdwood , Mark Brown , Christophe Leroy , Michael Ellerman , Nicholas Piggin , Qiang Zhao , Jaroslav Kysela , Takashi Iwai , Shengjiu Wang , Xiubo Li , Fabio Estevam , Nicolin Chen Cc: linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org, Thomas Petazzoni Subject: [PATCH v3 04/10] powerpc/8xx: Use a larger CPM1 command check mask Date: Fri, 13 Jan 2023 11:37:53 +0100 Message-Id: <20230113103759.327698-5-herve.codina@bootlin.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230113103759.327698-1-herve.codina@bootlin.com> References: <20230113103759.327698-1-herve.codina@bootlin.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The CPM1 command mask is defined for use with the standard CPM1 command register as described in the user's manual: 0 |1 3|4 7|8 11|12 14| 15| RST| - |OPCODE|CH_NUM| - |FLG| In the QMC extension the CPM1 command register is redefined (QMC supplement user's manuel) with the following mapping: 0 |1 3|4 7|8 13|14| 15| RST|QMC OPCODE| 1110|CHANNEL_NUMBER| -|FLG| Extend the check command mask in order to support both the standard CH_NUM field and the QMC extension CHANNEL_NUMBER field. Signed-off-by: Herve Codina Acked-by: Christophe Leroy --- arch/powerpc/platforms/8xx/cpm1.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/platforms/8xx/cpm1.c b/arch/powerpc/platforms/8xx= /cpm1.c index 8ef1f4392086..6b828b9f90d9 100644 --- a/arch/powerpc/platforms/8xx/cpm1.c +++ b/arch/powerpc/platforms/8xx/cpm1.c @@ -100,7 +100,7 @@ int cpm_command(u32 command, u8 opcode) int i, ret; unsigned long flags; =20 - if (command & 0xffffff0f) + if (command & 0xffffff03) return -EINVAL; =20 spin_lock_irqsave(&cmd_lock, flags); --=20 2.38.1