From patchwork Fri Jan 13 10:37:53 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Herve Codina X-Patchwork-Id: 13100471 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 93E0BC54EBE for ; Fri, 13 Jan 2023 10:40:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=DN77pTVfprWSumVbZbhthl32zL/M0S8UUjtyC3zxceQ=; b=2leaBPfYwYtrmD Vi9Sfec29665J9C8lvo22JSoh9h/Ek1LG1pUSkx2lnXFD1Xtylwm/x4C4abbqgmQO0+jsb/vVr/H9 8HYWqozyOpnmbkGkTZNoe2WttqGLWH41kNqm2eTvctHDeLyQxrllsJ7J+tnR5mGFgtTfD0YflTrGv NjdUgZXPCAWi22Eph7UG3fgorh29hna+jRk0b3BUNaicTzmCfVHfPVJFoQuRnYJ6mR8UUzTDfkm9u M8YdJw5z/K5UhnbPTyIA+5d+43F1S+AsNmQRjGrUbwkTabfkzghFfzJPMC12O2pgnNBxwlDPyhpSO 5rmoPwyAUFa0q0VGxprQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pGHSl-001nq3-Ey; Fri, 13 Jan 2023 10:39:07 +0000 Received: from relay9-d.mail.gandi.net ([217.70.183.199]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pGHS1-001nY6-QG for linux-arm-kernel@lists.infradead.org; Fri, 13 Jan 2023 10:38:23 +0000 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230113_023822_001787_D5987CE8 X-CRM114-Status: GOOD ( 13.23 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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; - if (command & 0xffffff0f) + if (command & 0xffffff03) return -EINVAL; spin_lock_irqsave(&cmd_lock, flags);