From patchwork Fri Jan 6 13:29:45 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Herve Codina X-Patchwork-Id: 13091379 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 8F404C54EF1 for ; Fri, 6 Jan 2023 13:31:31 +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=uo53+Om2Xs9RHdjAgb66wPQgZderQExdOzbDUtipHFs=; b=T0WwjNj2mg5n72 3mFInTkJZSnlv4A2JcD078jO5zHGLu8E7YFDwOJBTAxwKMrQO7cydzIj6/EFI7e6aoge/6bJ/5YeP pZ3db9z9uJpEYRkHHwInfTSa1wAGq+oGD0H8z3rO+pyZaI65kDtjP+Wljfzx5jsE+Bwq46PvzuLvq CiCgXzYmExXZIF3MCcDzMPhNfV0Tv1C9FbZdyNOYWHmBseYLBsaXRdTtFK21xIsv9WK0OvkQQrezy s9pMrNZXIKx5y1kxd2X0swzIbXWt2QEGWHoYeFhAXQSsysEBO1QnquFUrXZ+pETfBLHtSR5HiAFCI AjGpt5rMg+M3Kv4U6u4A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pDmnv-008PYb-Vh; Fri, 06 Jan 2023 13:30:40 +0000 Received: from relay2-d.mail.gandi.net ([217.70.183.194]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pDmnZ-008PN9-S5 for linux-arm-kernel@lists.infradead.org; Fri, 06 Jan 2023 13:30:20 +0000 Received: (Authenticated sender: herve.codina@bootlin.com) by mail.gandi.net (Postfix) with ESMTPA id B466840010; Fri, 6 Jan 2023 13:30:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1673011816; 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=zHdG5dWGsORYS6XG1CcUMN1p2tcFBkBpXeEXIVWBo8Q=; b=gRZd+VM02MADKNfgu66UEHMokrsVMXI/MBXuX1NRBymAldkteEF3bWjPHiL2Na3Rnsg055 sVEWGxJIc5g+uUfFp8PNBfSXAYyF6CzgWrh5Rr0smgVNlH5XZc+OhPVohfonqIvb2V8f0a vFjdzh5h37q7+hvnHCIrE7FNQqysdVcmywDGRMYpvfVCcPnMIQS5ZR0KCKtzrf7uoJcE2W T3sqDZwjXLbzNLR5sI6f3/mJjxBhmFr4IDhYzy4L9VQsbILz5g+ImmLrihNI6Rd0v5gpg3 EX5ZXUPKETN8273pnNN+SGqSI11ZZt7zge3UReeT+iGIMHD97ie4yhQ9C5ElsA== 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 04/10] powerpc/8xx: Use a larger CPM1 command check mask Date: Fri, 6 Jan 2023 14:29:45 +0100 Message-Id: <20230106132951.392271-5-herve.codina@bootlin.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230106132951.392271-1-herve.codina@bootlin.com> References: <20230106132951.392271-1-herve.codina@bootlin.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230106_053018_056838_672A8C47 X-CRM114-Status: GOOD ( 13.43 ) 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 --- 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);