From patchwork Fri Feb 17 14:56:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Herve Codina X-Patchwork-Id: 13144908 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 322AEC05027 for ; Fri, 17 Feb 2023 15:04:33 +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=uPS1sMI9yOhXbA/hrPDVAvGHC8nrAyND9xYgNTVJYlE=; b=Ei9D1SBa+qXWsP yME0yiSafIOm0wpxqiMUY0vqP7MRsWsTsoix/ZXjFGfa7Z/e92FvfRp3ssQSTKr2M9fHj1XsQ6IKN yy1p8C+AlcMbIzDZBO1FwvpnKsF7N6iFF3K77Guvfzh08QknMIZn0WJeWaLaPu4+lQCvjrYCchFgd VvbmN2oFSQ9eCtxPOz0AZU0tGd4d4LpILALKha6nlZJFfQhYl63yKZ2/X0jwRn4CzOpMRD+z9ZlLR bzh9CbDzmI76y8TZ4xk5ayxwE/e1GLdRp9A7W7RHvDZjN6ZSAQ5RO49kJH+r/fAG6M994tau0RSg/ Tcmz+oAlkHk9/+9dGS2A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pT2Gd-00Eigj-8M; Fri, 17 Feb 2023 15:03:19 +0000 Received: from relay8-d.mail.gandi.net ([2001:4b98:dc4:8::228]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pT2Ab-00EfDt-P0 for linux-arm-kernel@lists.infradead.org; Fri, 17 Feb 2023 14:57:07 +0000 Received: (Authenticated sender: herve.codina@bootlin.com) by mail.gandi.net (Postfix) with ESMTPA id 880A71BF217; Fri, 17 Feb 2023 14:57:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1676645824; 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=G+UNtwo9Blm4QFpeMaX/6I3K3Hv55FXb27tDybz/bIc=; b=AsOMPDgE3WN1LS7viGVfjZzNw8qG9B8KZFwQ2x6lEgL3scEYC5GmRjj3WpdQl56tAPVLzl TWbMyGl6X0ZT/cmuDEUmxwqi1sPRol12EN0bYkf8wtSjtdKuM28Ut0GoPHjdJHHxEhNxqk 6ca0H4T1Ql/KO7eUHsingq9Qj13mhJJyUsHBzwZXH6zQWdKEwKhize1FikJaImjMM9SCWX emt3HefjQb8raf1uFoZWAtN/tfyIcSsDiFwYdTZs1ws4ujDKKGE6OPwAmXQ2BVXAU7PtSp HQcV0hGKdQFJ06yMeKZBkbwSYMz80gyg2/n9QS2b3Yo65q90doYvUReJQ4fk/A== 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 v6 04/10] powerpc/8xx: Use a larger CPM1 command check mask Date: Fri, 17 Feb 2023 15:56:39 +0100 Message-Id: <20230217145645.1768659-5-herve.codina@bootlin.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230217145645.1768659-1-herve.codina@bootlin.com> References: <20230217145645.1768659-1-herve.codina@bootlin.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230217_065706_012381_421698EB X-CRM114-Status: GOOD ( 12.81 ) 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 Acked-by: Michael Ellerman --- 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);